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247fa82b | 1 | /* Copyright 2008-2013 Broadcom Corporation |
4ad79e13 YM |
2 | * Copyright (c) 2014 QLogic Corporation |
3 | * All rights reserved | |
ea4e040a | 4 | * |
4ad79e13 | 5 | * Unless you and QLogic execute a separate written software license |
ea4e040a YR |
6 | * agreement governing use of this software, this software is licensed to you |
7 | * under the terms of the GNU General Public License version 2, available | |
4ad79e13 | 8 | * at http://www.gnu.org/licenses/gpl-2.0.html (the "GPL"). |
ea4e040a YR |
9 | * |
10 | * Notwithstanding the above, under no circumstances may you combine this | |
4ad79e13 YM |
11 | * software in any way with any other Qlogic software provided under a |
12 | * license other than the GPL, without Qlogic's express prior written | |
ea4e040a YR |
13 | * consent. |
14 | * | |
15 | * Written by Yaniv Rosner | |
16 | * | |
17 | */ | |
18 | ||
7995c64e JP |
19 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
20 | ||
ea4e040a YR |
21 | #include <linux/kernel.h> |
22 | #include <linux/errno.h> | |
23 | #include <linux/pci.h> | |
24 | #include <linux/netdevice.h> | |
25 | #include <linux/delay.h> | |
26 | #include <linux/ethtool.h> | |
27 | #include <linux/mutex.h> | |
ea4e040a | 28 | |
ea4e040a | 29 | #include "bnx2x.h" |
619c5cb6 VZ |
30 | #include "bnx2x_cmn.h" |
31 | ||
669d6996 YR |
32 | typedef int (*read_sfp_module_eeprom_func_p)(struct bnx2x_phy *phy, |
33 | struct link_params *params, | |
34 | u8 dev_addr, u16 addr, u8 byte_cnt, | |
35 | u8 *o_buf, u8); | |
ea4e040a | 36 | /********************************************************/ |
3196a88a | 37 | #define ETH_HLEN 14 |
cd88ccee YR |
38 | /* L2 header size + 2*VLANs (8 bytes) + LLC SNAP (8 bytes) */ |
39 | #define ETH_OVREHEAD (ETH_HLEN + 8 + 8) | |
ea4e040a YR |
40 | #define ETH_MIN_PACKET_SIZE 60 |
41 | #define ETH_MAX_PACKET_SIZE 1500 | |
42 | #define ETH_MAX_JUMBO_PACKET_SIZE 9600 | |
43 | #define MDIO_ACCESS_TIMEOUT 1000 | |
3c9ada22 YR |
44 | #define WC_LANE_MAX 4 |
45 | #define I2C_SWITCH_WIDTH 2 | |
46 | #define I2C_BSC0 0 | |
47 | #define I2C_BSC1 1 | |
48 | #define I2C_WA_RETRY_CNT 3 | |
50a29845 | 49 | #define I2C_WA_PWR_ITER (I2C_WA_RETRY_CNT - 1) |
3c9ada22 YR |
50 | #define MCPR_IMC_COMMAND_READ_OP 1 |
51 | #define MCPR_IMC_COMMAND_WRITE_OP 2 | |
ea4e040a | 52 | |
26ffaf36 YR |
53 | /* LED Blink rate that will achieve ~15.9Hz */ |
54 | #define LED_BLINK_RATE_VAL_E3 354 | |
55 | #define LED_BLINK_RATE_VAL_E1X_E2 480 | |
ea4e040a | 56 | /***********************************************************/ |
3196a88a | 57 | /* Shortcut definitions */ |
ea4e040a YR |
58 | /***********************************************************/ |
59 | ||
2f904460 EG |
60 | #define NIG_LATCH_BC_ENABLE_MI_INT 0 |
61 | ||
62 | #define NIG_STATUS_EMAC0_MI_INT \ | |
63 | NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_EMAC0_MISC_MI_INT | |
ea4e040a YR |
64 | #define NIG_STATUS_XGXS0_LINK10G \ |
65 | NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_XGXS0_LINK10G | |
66 | #define NIG_STATUS_XGXS0_LINK_STATUS \ | |
67 | NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_XGXS0_LINK_STATUS | |
68 | #define NIG_STATUS_XGXS0_LINK_STATUS_SIZE \ | |
69 | NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_XGXS0_LINK_STATUS_SIZE | |
70 | #define NIG_STATUS_SERDES0_LINK_STATUS \ | |
71 | NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_SERDES0_LINK_STATUS | |
72 | #define NIG_MASK_MI_INT \ | |
73 | NIG_MASK_INTERRUPT_PORT0_REG_MASK_EMAC0_MISC_MI_INT | |
74 | #define NIG_MASK_XGXS0_LINK10G \ | |
75 | NIG_MASK_INTERRUPT_PORT0_REG_MASK_XGXS0_LINK10G | |
76 | #define NIG_MASK_XGXS0_LINK_STATUS \ | |
77 | NIG_MASK_INTERRUPT_PORT0_REG_MASK_XGXS0_LINK_STATUS | |
78 | #define NIG_MASK_SERDES0_LINK_STATUS \ | |
79 | NIG_MASK_INTERRUPT_PORT0_REG_MASK_SERDES0_LINK_STATUS | |
80 | ||
81 | #define MDIO_AN_CL73_OR_37_COMPLETE \ | |
82 | (MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_AUTONEG_COMPLETE | \ | |
83 | MDIO_GP_STATUS_TOP_AN_STATUS1_CL37_AUTONEG_COMPLETE) | |
84 | ||
85 | #define XGXS_RESET_BITS \ | |
86 | (MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_RSTB_HW | \ | |
87 | MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_IDDQ | \ | |
88 | MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_PWRDWN | \ | |
89 | MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_PWRDWN_SD | \ | |
90 | MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_TXD_FIFO_RSTB) | |
91 | ||
92 | #define SERDES_RESET_BITS \ | |
93 | (MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_RSTB_HW | \ | |
94 | MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_IDDQ | \ | |
95 | MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_PWRDWN | \ | |
96 | MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_PWRDWN_SD) | |
97 | ||
98 | #define AUTONEG_CL37 SHARED_HW_CFG_AN_ENABLE_CL37 | |
99 | #define AUTONEG_CL73 SHARED_HW_CFG_AN_ENABLE_CL73 | |
cd88ccee | 100 | #define AUTONEG_BAM SHARED_HW_CFG_AN_ENABLE_BAM |
3196a88a | 101 | #define AUTONEG_PARALLEL \ |
ea4e040a | 102 | SHARED_HW_CFG_AN_ENABLE_PARALLEL_DETECTION |
3196a88a | 103 | #define AUTONEG_SGMII_FIBER_AUTODET \ |
ea4e040a | 104 | SHARED_HW_CFG_AN_EN_SGMII_FIBER_AUTO_DETECT |
3196a88a | 105 | #define AUTONEG_REMOTE_PHY SHARED_HW_CFG_AN_ENABLE_REMOTE_PHY |
ea4e040a YR |
106 | |
107 | #define GP_STATUS_PAUSE_RSOLUTION_TXSIDE \ | |
108 | MDIO_GP_STATUS_TOP_AN_STATUS1_PAUSE_RSOLUTION_TXSIDE | |
109 | #define GP_STATUS_PAUSE_RSOLUTION_RXSIDE \ | |
110 | MDIO_GP_STATUS_TOP_AN_STATUS1_PAUSE_RSOLUTION_RXSIDE | |
111 | #define GP_STATUS_SPEED_MASK \ | |
112 | MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_MASK | |
113 | #define GP_STATUS_10M MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10M | |
114 | #define GP_STATUS_100M MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_100M | |
115 | #define GP_STATUS_1G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_1G | |
116 | #define GP_STATUS_2_5G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_2_5G | |
117 | #define GP_STATUS_5G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_5G | |
118 | #define GP_STATUS_6G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_6G | |
119 | #define GP_STATUS_10G_HIG \ | |
120 | MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_HIG | |
121 | #define GP_STATUS_10G_CX4 \ | |
122 | MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_CX4 | |
ea4e040a YR |
123 | #define GP_STATUS_1G_KX MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_1G_KX |
124 | #define GP_STATUS_10G_KX4 \ | |
125 | MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_KX4 | |
3c9ada22 YR |
126 | #define GP_STATUS_10G_KR MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_KR |
127 | #define GP_STATUS_10G_XFI MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_XFI | |
128 | #define GP_STATUS_20G_DXGXS MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_20G_DXGXS | |
129 | #define GP_STATUS_10G_SFI MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_SFI | |
4e7b4997 | 130 | #define GP_STATUS_20G_KR2 MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_20G_KR2 |
cd88ccee YR |
131 | #define LINK_10THD LINK_STATUS_SPEED_AND_DUPLEX_10THD |
132 | #define LINK_10TFD LINK_STATUS_SPEED_AND_DUPLEX_10TFD | |
ea4e040a | 133 | #define LINK_100TXHD LINK_STATUS_SPEED_AND_DUPLEX_100TXHD |
cd88ccee | 134 | #define LINK_100T4 LINK_STATUS_SPEED_AND_DUPLEX_100T4 |
ea4e040a YR |
135 | #define LINK_100TXFD LINK_STATUS_SPEED_AND_DUPLEX_100TXFD |
136 | #define LINK_1000THD LINK_STATUS_SPEED_AND_DUPLEX_1000THD | |
137 | #define LINK_1000TFD LINK_STATUS_SPEED_AND_DUPLEX_1000TFD | |
138 | #define LINK_1000XFD LINK_STATUS_SPEED_AND_DUPLEX_1000XFD | |
139 | #define LINK_2500THD LINK_STATUS_SPEED_AND_DUPLEX_2500THD | |
140 | #define LINK_2500TFD LINK_STATUS_SPEED_AND_DUPLEX_2500TFD | |
141 | #define LINK_2500XFD LINK_STATUS_SPEED_AND_DUPLEX_2500XFD | |
cd88ccee YR |
142 | #define LINK_10GTFD LINK_STATUS_SPEED_AND_DUPLEX_10GTFD |
143 | #define LINK_10GXFD LINK_STATUS_SPEED_AND_DUPLEX_10GXFD | |
3c9ada22 YR |
144 | #define LINK_20GTFD LINK_STATUS_SPEED_AND_DUPLEX_20GTFD |
145 | #define LINK_20GXFD LINK_STATUS_SPEED_AND_DUPLEX_20GXFD | |
6583e33b | 146 | |
4978140c YR |
147 | #define LINK_UPDATE_MASK \ |
148 | (LINK_STATUS_SPEED_AND_DUPLEX_MASK | \ | |
149 | LINK_STATUS_LINK_UP | \ | |
150 | LINK_STATUS_PHYSICAL_LINK_FLAG | \ | |
151 | LINK_STATUS_AUTO_NEGOTIATE_COMPLETE | \ | |
152 | LINK_STATUS_RX_FLOW_CONTROL_FLAG_MASK | \ | |
153 | LINK_STATUS_TX_FLOW_CONTROL_FLAG_MASK | \ | |
154 | LINK_STATUS_PARALLEL_DETECTION_FLAG_MASK | \ | |
155 | LINK_STATUS_LINK_PARTNER_SYMMETRIC_PAUSE | \ | |
156 | LINK_STATUS_LINK_PARTNER_ASYMMETRIC_PAUSE) | |
6583e33b | 157 | |
589abe3a | 158 | #define SFP_EEPROM_CON_TYPE_ADDR 0x2 |
6e9e5644 | 159 | #define SFP_EEPROM_CON_TYPE_VAL_UNKNOWN 0x0 |
cd88ccee | 160 | #define SFP_EEPROM_CON_TYPE_VAL_LC 0x7 |
589abe3a | 161 | #define SFP_EEPROM_CON_TYPE_VAL_COPPER 0x21 |
b807c748 | 162 | #define SFP_EEPROM_CON_TYPE_VAL_RJ45 0x22 |
589abe3a | 163 | |
4d295db0 | 164 | |
6e9e5644 YR |
165 | #define SFP_EEPROM_10G_COMP_CODE_ADDR 0x3 |
166 | #define SFP_EEPROM_10G_COMP_CODE_SR_MASK (1<<4) | |
167 | #define SFP_EEPROM_10G_COMP_CODE_LR_MASK (1<<5) | |
168 | #define SFP_EEPROM_10G_COMP_CODE_LRM_MASK (1<<6) | |
169 | ||
170 | #define SFP_EEPROM_1G_COMP_CODE_ADDR 0x6 | |
171 | #define SFP_EEPROM_1G_COMP_CODE_SX (1<<0) | |
172 | #define SFP_EEPROM_1G_COMP_CODE_LX (1<<1) | |
173 | #define SFP_EEPROM_1G_COMP_CODE_CX (1<<2) | |
174 | #define SFP_EEPROM_1G_COMP_CODE_BASE_T (1<<3) | |
4d295db0 | 175 | |
589abe3a EG |
176 | #define SFP_EEPROM_FC_TX_TECH_ADDR 0x8 |
177 | #define SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_PASSIVE 0x4 | |
cd88ccee | 178 | #define SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_ACTIVE 0x8 |
4d295db0 | 179 | |
cd88ccee | 180 | #define SFP_EEPROM_OPTIONS_ADDR 0x40 |
589abe3a | 181 | #define SFP_EEPROM_OPTIONS_LINEAR_RX_OUT_MASK 0x1 |
cd88ccee | 182 | #define SFP_EEPROM_OPTIONS_SIZE 2 |
589abe3a | 183 | |
cd88ccee YR |
184 | #define EDC_MODE_LINEAR 0x0022 |
185 | #define EDC_MODE_LIMITING 0x0044 | |
186 | #define EDC_MODE_PASSIVE_DAC 0x0055 | |
869952e3 | 187 | #define EDC_MODE_ACTIVE_DAC 0x0066 |
4d295db0 | 188 | |
866cedae | 189 | /* ETS defines*/ |
9380bb9e YR |
190 | #define DCBX_INVALID_COS (0xFF) |
191 | ||
bcab15c5 VZ |
192 | #define ETS_BW_LIMIT_CREDIT_UPPER_BOUND (0x5000) |
193 | #define ETS_BW_LIMIT_CREDIT_WEIGHT (0x5000) | |
9380bb9e YR |
194 | #define ETS_E3B0_NIG_MIN_W_VAL_UP_TO_10GBPS (1360) |
195 | #define ETS_E3B0_NIG_MIN_W_VAL_20GBPS (2720) | |
196 | #define ETS_E3B0_PBF_MIN_W_VAL (10000) | |
197 | ||
198 | #define MAX_PACKET_SIZE (9700) | |
a9077bfd | 199 | #define MAX_KR_LINK_RETRY 4 |
30fd9ff0 YR |
200 | #define DEFAULT_TX_DRV_BRDCT 2 |
201 | #define DEFAULT_TX_DRV_IFIR 0 | |
202 | #define DEFAULT_TX_DRV_POST2 3 | |
203 | #define DEFAULT_TX_DRV_IPRE_DRIVER 6 | |
9380bb9e | 204 | |
ea4e040a YR |
205 | /**********************************************************/ |
206 | /* INTERFACE */ | |
207 | /**********************************************************/ | |
e10bc84d | 208 | |
cd2be89b | 209 | #define CL22_WR_OVER_CL45(_bp, _phy, _bank, _addr, _val) \ |
e10bc84d | 210 | bnx2x_cl45_write(_bp, _phy, \ |
7aa0711f | 211 | (_phy)->def_md_devad, \ |
ea4e040a YR |
212 | (_bank + (_addr & 0xf)), \ |
213 | _val) | |
214 | ||
cd2be89b | 215 | #define CL22_RD_OVER_CL45(_bp, _phy, _bank, _addr, _val) \ |
e10bc84d | 216 | bnx2x_cl45_read(_bp, _phy, \ |
7aa0711f | 217 | (_phy)->def_md_devad, \ |
ea4e040a YR |
218 | (_bank + (_addr & 0xf)), \ |
219 | _val) | |
220 | ||
a8f47eb7 | 221 | static int bnx2x_check_half_open_conn(struct link_params *params, |
222 | struct link_vars *vars, u8 notify); | |
223 | static int bnx2x_sfp_module_detection(struct bnx2x_phy *phy, | |
224 | struct link_params *params); | |
225 | ||
ea4e040a YR |
226 | static u32 bnx2x_bits_en(struct bnx2x *bp, u32 reg, u32 bits) |
227 | { | |
228 | u32 val = REG_RD(bp, reg); | |
229 | ||
230 | val |= bits; | |
231 | REG_WR(bp, reg, val); | |
232 | return val; | |
233 | } | |
234 | ||
235 | static u32 bnx2x_bits_dis(struct bnx2x *bp, u32 reg, u32 bits) | |
236 | { | |
237 | u32 val = REG_RD(bp, reg); | |
238 | ||
239 | val &= ~bits; | |
240 | REG_WR(bp, reg, val); | |
241 | return val; | |
242 | } | |
243 | ||
d3a8f13b YR |
244 | /* |
245 | * bnx2x_check_lfa - This function checks if link reinitialization is required, | |
246 | * or link flap can be avoided. | |
247 | * | |
248 | * @params: link parameters | |
249 | * Returns 0 if Link Flap Avoidance conditions are met otherwise, the failed | |
250 | * condition code. | |
251 | */ | |
252 | static int bnx2x_check_lfa(struct link_params *params) | |
253 | { | |
254 | u32 link_status, cfg_idx, lfa_mask, cfg_size; | |
255 | u32 cur_speed_cap_mask, cur_req_fc_auto_adv, additional_config; | |
256 | u32 saved_val, req_val, eee_status; | |
257 | struct bnx2x *bp = params->bp; | |
258 | ||
259 | additional_config = | |
260 | REG_RD(bp, params->lfa_base + | |
261 | offsetof(struct shmem_lfa, additional_config)); | |
262 | ||
263 | /* NOTE: must be first condition checked - | |
264 | * to verify DCC bit is cleared in any case! | |
265 | */ | |
266 | if (additional_config & NO_LFA_DUE_TO_DCC_MASK) { | |
267 | DP(NETIF_MSG_LINK, "No LFA due to DCC flap after clp exit\n"); | |
268 | REG_WR(bp, params->lfa_base + | |
269 | offsetof(struct shmem_lfa, additional_config), | |
270 | additional_config & ~NO_LFA_DUE_TO_DCC_MASK); | |
271 | return LFA_DCC_LFA_DISABLED; | |
272 | } | |
273 | ||
274 | /* Verify that link is up */ | |
275 | link_status = REG_RD(bp, params->shmem_base + | |
276 | offsetof(struct shmem_region, | |
277 | port_mb[params->port].link_status)); | |
278 | if (!(link_status & LINK_STATUS_LINK_UP)) | |
279 | return LFA_LINK_DOWN; | |
280 | ||
c63da990 BW |
281 | /* if loaded after BOOT from SAN, don't flap the link in any case and |
282 | * rely on link set by preboot driver | |
283 | */ | |
284 | if (params->feature_config_flags & FEATURE_CONFIG_BOOT_FROM_SAN) | |
285 | return 0; | |
286 | ||
d3a8f13b YR |
287 | /* Verify that loopback mode is not set */ |
288 | if (params->loopback_mode) | |
289 | return LFA_LOOPBACK_ENABLED; | |
290 | ||
291 | /* Verify that MFW supports LFA */ | |
292 | if (!params->lfa_base) | |
293 | return LFA_MFW_IS_TOO_OLD; | |
294 | ||
295 | if (params->num_phys == 3) { | |
296 | cfg_size = 2; | |
297 | lfa_mask = 0xffffffff; | |
298 | } else { | |
299 | cfg_size = 1; | |
300 | lfa_mask = 0xffff; | |
301 | } | |
302 | ||
303 | /* Compare Duplex */ | |
304 | saved_val = REG_RD(bp, params->lfa_base + | |
305 | offsetof(struct shmem_lfa, req_duplex)); | |
306 | req_val = params->req_duplex[0] | (params->req_duplex[1] << 16); | |
307 | if ((saved_val & lfa_mask) != (req_val & lfa_mask)) { | |
308 | DP(NETIF_MSG_LINK, "Duplex mismatch %x vs. %x\n", | |
309 | (saved_val & lfa_mask), (req_val & lfa_mask)); | |
310 | return LFA_DUPLEX_MISMATCH; | |
311 | } | |
312 | /* Compare Flow Control */ | |
313 | saved_val = REG_RD(bp, params->lfa_base + | |
314 | offsetof(struct shmem_lfa, req_flow_ctrl)); | |
315 | req_val = params->req_flow_ctrl[0] | (params->req_flow_ctrl[1] << 16); | |
316 | if ((saved_val & lfa_mask) != (req_val & lfa_mask)) { | |
317 | DP(NETIF_MSG_LINK, "Flow control mismatch %x vs. %x\n", | |
318 | (saved_val & lfa_mask), (req_val & lfa_mask)); | |
319 | return LFA_FLOW_CTRL_MISMATCH; | |
320 | } | |
321 | /* Compare Link Speed */ | |
322 | saved_val = REG_RD(bp, params->lfa_base + | |
323 | offsetof(struct shmem_lfa, req_line_speed)); | |
324 | req_val = params->req_line_speed[0] | (params->req_line_speed[1] << 16); | |
325 | if ((saved_val & lfa_mask) != (req_val & lfa_mask)) { | |
326 | DP(NETIF_MSG_LINK, "Link speed mismatch %x vs. %x\n", | |
327 | (saved_val & lfa_mask), (req_val & lfa_mask)); | |
328 | return LFA_LINK_SPEED_MISMATCH; | |
329 | } | |
330 | ||
331 | for (cfg_idx = 0; cfg_idx < cfg_size; cfg_idx++) { | |
332 | cur_speed_cap_mask = REG_RD(bp, params->lfa_base + | |
333 | offsetof(struct shmem_lfa, | |
334 | speed_cap_mask[cfg_idx])); | |
335 | ||
336 | if (cur_speed_cap_mask != params->speed_cap_mask[cfg_idx]) { | |
337 | DP(NETIF_MSG_LINK, "Speed Cap mismatch %x vs. %x\n", | |
338 | cur_speed_cap_mask, | |
339 | params->speed_cap_mask[cfg_idx]); | |
340 | return LFA_SPEED_CAP_MISMATCH; | |
341 | } | |
342 | } | |
343 | ||
344 | cur_req_fc_auto_adv = | |
345 | REG_RD(bp, params->lfa_base + | |
346 | offsetof(struct shmem_lfa, additional_config)) & | |
347 | REQ_FC_AUTO_ADV_MASK; | |
348 | ||
349 | if ((u16)cur_req_fc_auto_adv != params->req_fc_auto_adv) { | |
350 | DP(NETIF_MSG_LINK, "Flow Ctrl AN mismatch %x vs. %x\n", | |
351 | cur_req_fc_auto_adv, params->req_fc_auto_adv); | |
352 | return LFA_FLOW_CTRL_MISMATCH; | |
353 | } | |
354 | ||
355 | eee_status = REG_RD(bp, params->shmem2_base + | |
356 | offsetof(struct shmem2_region, | |
357 | eee_status[params->port])); | |
358 | ||
359 | if (((eee_status & SHMEM_EEE_LPI_REQUESTED_BIT) ^ | |
360 | (params->eee_mode & EEE_MODE_ENABLE_LPI)) || | |
361 | ((eee_status & SHMEM_EEE_REQUESTED_BIT) ^ | |
362 | (params->eee_mode & EEE_MODE_ADV_LPI))) { | |
363 | DP(NETIF_MSG_LINK, "EEE mismatch %x vs. %x\n", params->eee_mode, | |
364 | eee_status); | |
365 | return LFA_EEE_MISMATCH; | |
366 | } | |
367 | ||
368 | /* LFA conditions are met */ | |
369 | return 0; | |
370 | } | |
3c9ada22 YR |
371 | /******************************************************************/ |
372 | /* EPIO/GPIO section */ | |
373 | /******************************************************************/ | |
3deb8167 YR |
374 | static void bnx2x_get_epio(struct bnx2x *bp, u32 epio_pin, u32 *en) |
375 | { | |
376 | u32 epio_mask, gp_oenable; | |
377 | *en = 0; | |
378 | /* Sanity check */ | |
379 | if (epio_pin > 31) { | |
380 | DP(NETIF_MSG_LINK, "Invalid EPIO pin %d to get\n", epio_pin); | |
381 | return; | |
382 | } | |
383 | ||
384 | epio_mask = 1 << epio_pin; | |
385 | /* Set this EPIO to output */ | |
386 | gp_oenable = REG_RD(bp, MCP_REG_MCPR_GP_OENABLE); | |
387 | REG_WR(bp, MCP_REG_MCPR_GP_OENABLE, gp_oenable & ~epio_mask); | |
388 | ||
389 | *en = (REG_RD(bp, MCP_REG_MCPR_GP_INPUTS) & epio_mask) >> epio_pin; | |
390 | } | |
3c9ada22 YR |
391 | static void bnx2x_set_epio(struct bnx2x *bp, u32 epio_pin, u32 en) |
392 | { | |
393 | u32 epio_mask, gp_output, gp_oenable; | |
394 | ||
395 | /* Sanity check */ | |
396 | if (epio_pin > 31) { | |
397 | DP(NETIF_MSG_LINK, "Invalid EPIO pin %d to set\n", epio_pin); | |
398 | return; | |
399 | } | |
400 | DP(NETIF_MSG_LINK, "Setting EPIO pin %d to %d\n", epio_pin, en); | |
401 | epio_mask = 1 << epio_pin; | |
402 | /* Set this EPIO to output */ | |
403 | gp_output = REG_RD(bp, MCP_REG_MCPR_GP_OUTPUTS); | |
404 | if (en) | |
405 | gp_output |= epio_mask; | |
406 | else | |
407 | gp_output &= ~epio_mask; | |
408 | ||
409 | REG_WR(bp, MCP_REG_MCPR_GP_OUTPUTS, gp_output); | |
410 | ||
411 | /* Set the value for this EPIO */ | |
412 | gp_oenable = REG_RD(bp, MCP_REG_MCPR_GP_OENABLE); | |
413 | REG_WR(bp, MCP_REG_MCPR_GP_OENABLE, gp_oenable | epio_mask); | |
414 | } | |
415 | ||
416 | static void bnx2x_set_cfg_pin(struct bnx2x *bp, u32 pin_cfg, u32 val) | |
417 | { | |
418 | if (pin_cfg == PIN_CFG_NA) | |
419 | return; | |
420 | if (pin_cfg >= PIN_CFG_EPIO0) { | |
421 | bnx2x_set_epio(bp, pin_cfg - PIN_CFG_EPIO0, val); | |
422 | } else { | |
423 | u8 gpio_num = (pin_cfg - PIN_CFG_GPIO0_P0) & 0x3; | |
424 | u8 gpio_port = (pin_cfg - PIN_CFG_GPIO0_P0) >> 2; | |
425 | bnx2x_set_gpio(bp, gpio_num, (u8)val, gpio_port); | |
426 | } | |
427 | } | |
428 | ||
3deb8167 YR |
429 | static u32 bnx2x_get_cfg_pin(struct bnx2x *bp, u32 pin_cfg, u32 *val) |
430 | { | |
431 | if (pin_cfg == PIN_CFG_NA) | |
432 | return -EINVAL; | |
433 | if (pin_cfg >= PIN_CFG_EPIO0) { | |
434 | bnx2x_get_epio(bp, pin_cfg - PIN_CFG_EPIO0, val); | |
435 | } else { | |
436 | u8 gpio_num = (pin_cfg - PIN_CFG_GPIO0_P0) & 0x3; | |
437 | u8 gpio_port = (pin_cfg - PIN_CFG_GPIO0_P0) >> 2; | |
438 | *val = bnx2x_get_gpio(bp, gpio_num, gpio_port); | |
439 | } | |
440 | return 0; | |
441 | ||
442 | } | |
bcab15c5 VZ |
443 | /******************************************************************/ |
444 | /* ETS section */ | |
445 | /******************************************************************/ | |
6c3218c6 | 446 | static void bnx2x_ets_e2e3a0_disabled(struct link_params *params) |
bcab15c5 VZ |
447 | { |
448 | /* ETS disabled configuration*/ | |
449 | struct bnx2x *bp = params->bp; | |
450 | ||
6c3218c6 | 451 | DP(NETIF_MSG_LINK, "ETS E2E3 disabled configuration\n"); |
bcab15c5 | 452 | |
8f73f0b9 | 453 | /* mapping between entry priority to client number (0,1,2 -debug and |
bcab15c5 VZ |
454 | * management clients, 3 - COS0 client, 4 - COS client)(HIGHEST) |
455 | * 3bits client num. | |
456 | * PRI4 | PRI3 | PRI2 | PRI1 | PRI0 | |
457 | * cos1-100 cos0-011 dbg1-010 dbg0-001 MCP-000 | |
458 | */ | |
459 | ||
460 | REG_WR(bp, NIG_REG_P0_TX_ARB_PRIORITY_CLIENT, 0x4688); | |
8f73f0b9 | 461 | /* Bitmap of 5bits length. Each bit specifies whether the entry behaves |
bcab15c5 VZ |
462 | * as strict. Bits 0,1,2 - debug and management entries, 3 - |
463 | * COS0 entry, 4 - COS1 entry. | |
464 | * COS1 | COS0 | DEBUG1 | DEBUG0 | MGMT | |
465 | * bit4 bit3 bit2 bit1 bit0 | |
466 | * MCP and debug are strict | |
467 | */ | |
468 | ||
469 | REG_WR(bp, NIG_REG_P0_TX_ARB_CLIENT_IS_STRICT, 0x7); | |
470 | /* defines which entries (clients) are subjected to WFQ arbitration */ | |
471 | REG_WR(bp, NIG_REG_P0_TX_ARB_CLIENT_IS_SUBJECT2WFQ, 0); | |
8f73f0b9 | 472 | /* For strict priority entries defines the number of consecutive |
2cf7acf9 YR |
473 | * slots for the highest priority. |
474 | */ | |
bcab15c5 | 475 | REG_WR(bp, NIG_REG_P0_TX_ARB_NUM_STRICT_ARB_SLOTS, 0x100); |
8f73f0b9 | 476 | /* mapping between the CREDIT_WEIGHT registers and actual client |
bcab15c5 VZ |
477 | * numbers |
478 | */ | |
479 | REG_WR(bp, NIG_REG_P0_TX_ARB_CLIENT_CREDIT_MAP, 0); | |
480 | REG_WR(bp, NIG_REG_P0_TX_ARB_CREDIT_WEIGHT_0, 0); | |
481 | REG_WR(bp, NIG_REG_P0_TX_ARB_CREDIT_WEIGHT_1, 0); | |
482 | ||
483 | REG_WR(bp, NIG_REG_P0_TX_ARB_CREDIT_UPPER_BOUND_0, 0); | |
484 | REG_WR(bp, NIG_REG_P0_TX_ARB_CREDIT_UPPER_BOUND_1, 0); | |
485 | REG_WR(bp, PBF_REG_HIGH_PRIORITY_COS_NUM, 0); | |
486 | /* ETS mode disable */ | |
487 | REG_WR(bp, PBF_REG_ETS_ENABLED, 0); | |
8f73f0b9 | 488 | /* If ETS mode is enabled (there is no strict priority) defines a WFQ |
bcab15c5 VZ |
489 | * weight for COS0/COS1. |
490 | */ | |
491 | REG_WR(bp, PBF_REG_COS0_WEIGHT, 0x2710); | |
492 | REG_WR(bp, PBF_REG_COS1_WEIGHT, 0x2710); | |
493 | /* Upper bound that COS0_WEIGHT can reach in the WFQ arbiter */ | |
494 | REG_WR(bp, PBF_REG_COS0_UPPER_BOUND, 0x989680); | |
495 | REG_WR(bp, PBF_REG_COS1_UPPER_BOUND, 0x989680); | |
496 | /* Defines the number of consecutive slots for the strict priority */ | |
497 | REG_WR(bp, PBF_REG_NUM_STRICT_ARB_SLOTS, 0); | |
498 | } | |
6c3218c6 YR |
499 | /****************************************************************************** |
500 | * Description: | |
501 | * Getting min_w_val will be set according to line speed . | |
502 | *. | |
503 | ******************************************************************************/ | |
504 | static u32 bnx2x_ets_get_min_w_val_nig(const struct link_vars *vars) | |
505 | { | |
506 | u32 min_w_val = 0; | |
507 | /* Calculate min_w_val.*/ | |
508 | if (vars->link_up) { | |
de0396f4 | 509 | if (vars->line_speed == SPEED_20000) |
6c3218c6 YR |
510 | min_w_val = ETS_E3B0_NIG_MIN_W_VAL_20GBPS; |
511 | else | |
512 | min_w_val = ETS_E3B0_NIG_MIN_W_VAL_UP_TO_10GBPS; | |
513 | } else | |
514 | min_w_val = ETS_E3B0_NIG_MIN_W_VAL_20GBPS; | |
8f73f0b9 YR |
515 | /* If the link isn't up (static configuration for example ) The |
516 | * link will be according to 20GBPS. | |
517 | */ | |
6c3218c6 YR |
518 | return min_w_val; |
519 | } | |
520 | /****************************************************************************** | |
521 | * Description: | |
522 | * Getting credit upper bound form min_w_val. | |
523 | *. | |
524 | ******************************************************************************/ | |
525 | static u32 bnx2x_ets_get_credit_upper_bound(const u32 min_w_val) | |
526 | { | |
527 | const u32 credit_upper_bound = (u32)MAXVAL((150 * min_w_val), | |
528 | MAX_PACKET_SIZE); | |
529 | return credit_upper_bound; | |
530 | } | |
531 | /****************************************************************************** | |
532 | * Description: | |
533 | * Set credit upper bound for NIG. | |
534 | *. | |
535 | ******************************************************************************/ | |
536 | static void bnx2x_ets_e3b0_set_credit_upper_bound_nig( | |
537 | const struct link_params *params, | |
538 | const u32 min_w_val) | |
539 | { | |
540 | struct bnx2x *bp = params->bp; | |
541 | const u8 port = params->port; | |
542 | const u32 credit_upper_bound = | |
543 | bnx2x_ets_get_credit_upper_bound(min_w_val); | |
544 | ||
545 | REG_WR(bp, (port) ? NIG_REG_P1_TX_ARB_CREDIT_UPPER_BOUND_0 : | |
546 | NIG_REG_P0_TX_ARB_CREDIT_UPPER_BOUND_0, credit_upper_bound); | |
547 | REG_WR(bp, (port) ? NIG_REG_P1_TX_ARB_CREDIT_UPPER_BOUND_1 : | |
548 | NIG_REG_P0_TX_ARB_CREDIT_UPPER_BOUND_1, credit_upper_bound); | |
549 | REG_WR(bp, (port) ? NIG_REG_P1_TX_ARB_CREDIT_UPPER_BOUND_2 : | |
550 | NIG_REG_P0_TX_ARB_CREDIT_UPPER_BOUND_2, credit_upper_bound); | |
551 | REG_WR(bp, (port) ? NIG_REG_P1_TX_ARB_CREDIT_UPPER_BOUND_3 : | |
552 | NIG_REG_P0_TX_ARB_CREDIT_UPPER_BOUND_3, credit_upper_bound); | |
553 | REG_WR(bp, (port) ? NIG_REG_P1_TX_ARB_CREDIT_UPPER_BOUND_4 : | |
554 | NIG_REG_P0_TX_ARB_CREDIT_UPPER_BOUND_4, credit_upper_bound); | |
555 | REG_WR(bp, (port) ? NIG_REG_P1_TX_ARB_CREDIT_UPPER_BOUND_5 : | |
556 | NIG_REG_P0_TX_ARB_CREDIT_UPPER_BOUND_5, credit_upper_bound); | |
557 | ||
de0396f4 | 558 | if (!port) { |
6c3218c6 YR |
559 | REG_WR(bp, NIG_REG_P0_TX_ARB_CREDIT_UPPER_BOUND_6, |
560 | credit_upper_bound); | |
561 | REG_WR(bp, NIG_REG_P0_TX_ARB_CREDIT_UPPER_BOUND_7, | |
562 | credit_upper_bound); | |
563 | REG_WR(bp, NIG_REG_P0_TX_ARB_CREDIT_UPPER_BOUND_8, | |
564 | credit_upper_bound); | |
565 | } | |
566 | } | |
567 | /****************************************************************************** | |
568 | * Description: | |
569 | * Will return the NIG ETS registers to init values.Except | |
570 | * credit_upper_bound. | |
571 | * That isn't used in this configuration (No WFQ is enabled) and will be | |
dbedd44e | 572 | * configured according to spec |
6c3218c6 YR |
573 | *. |
574 | ******************************************************************************/ | |
575 | static void bnx2x_ets_e3b0_nig_disabled(const struct link_params *params, | |
576 | const struct link_vars *vars) | |
577 | { | |
578 | struct bnx2x *bp = params->bp; | |
579 | const u8 port = params->port; | |
580 | const u32 min_w_val = bnx2x_ets_get_min_w_val_nig(vars); | |
8f73f0b9 | 581 | /* Mapping between entry priority to client number (0,1,2 -debug and |
6c3218c6 YR |
582 | * management clients, 3 - COS0 client, 4 - COS1, ... 8 - |
583 | * COS5)(HIGHEST) 4bits client num.TODO_ETS - Should be done by | |
584 | * reset value or init tool | |
585 | */ | |
586 | if (port) { | |
587 | REG_WR(bp, NIG_REG_P1_TX_ARB_PRIORITY_CLIENT2_LSB, 0x543210); | |
588 | REG_WR(bp, NIG_REG_P1_TX_ARB_PRIORITY_CLIENT2_MSB, 0x0); | |
589 | } else { | |
590 | REG_WR(bp, NIG_REG_P0_TX_ARB_PRIORITY_CLIENT2_LSB, 0x76543210); | |
591 | REG_WR(bp, NIG_REG_P0_TX_ARB_PRIORITY_CLIENT2_MSB, 0x8); | |
592 | } | |
8f73f0b9 YR |
593 | /* For strict priority entries defines the number of consecutive |
594 | * slots for the highest priority. | |
595 | */ | |
6c3218c6 YR |
596 | REG_WR(bp, (port) ? NIG_REG_P1_TX_ARB_NUM_STRICT_ARB_SLOTS : |
597 | NIG_REG_P1_TX_ARB_NUM_STRICT_ARB_SLOTS, 0x100); | |
8f73f0b9 | 598 | /* Mapping between the CREDIT_WEIGHT registers and actual client |
6c3218c6 YR |
599 | * numbers |
600 | */ | |
6c3218c6 YR |
601 | if (port) { |
602 | /*Port 1 has 6 COS*/ | |
603 | REG_WR(bp, NIG_REG_P1_TX_ARB_CLIENT_CREDIT_MAP2_LSB, 0x210543); | |
604 | REG_WR(bp, NIG_REG_P1_TX_ARB_CLIENT_CREDIT_MAP2_MSB, 0x0); | |
605 | } else { | |
606 | /*Port 0 has 9 COS*/ | |
607 | REG_WR(bp, NIG_REG_P0_TX_ARB_CLIENT_CREDIT_MAP2_LSB, | |
608 | 0x43210876); | |
609 | REG_WR(bp, NIG_REG_P0_TX_ARB_CLIENT_CREDIT_MAP2_MSB, 0x5); | |
610 | } | |
611 | ||
8f73f0b9 | 612 | /* Bitmap of 5bits length. Each bit specifies whether the entry behaves |
6c3218c6 YR |
613 | * as strict. Bits 0,1,2 - debug and management entries, 3 - |
614 | * COS0 entry, 4 - COS1 entry. | |
615 | * COS1 | COS0 | DEBUG1 | DEBUG0 | MGMT | |
616 | * bit4 bit3 bit2 bit1 bit0 | |
617 | * MCP and debug are strict | |
618 | */ | |
619 | if (port) | |
620 | REG_WR(bp, NIG_REG_P1_TX_ARB_CLIENT_IS_STRICT, 0x3f); | |
621 | else | |
622 | REG_WR(bp, NIG_REG_P0_TX_ARB_CLIENT_IS_STRICT, 0x1ff); | |
623 | /* defines which entries (clients) are subjected to WFQ arbitration */ | |
624 | REG_WR(bp, (port) ? NIG_REG_P1_TX_ARB_CLIENT_IS_SUBJECT2WFQ : | |
625 | NIG_REG_P0_TX_ARB_CLIENT_IS_SUBJECT2WFQ, 0); | |
626 | ||
8f73f0b9 YR |
627 | /* Please notice the register address are note continuous and a |
628 | * for here is note appropriate.In 2 port mode port0 only COS0-5 | |
629 | * can be used. DEBUG1,DEBUG1,MGMT are never used for WFQ* In 4 | |
630 | * port mode port1 only COS0-2 can be used. DEBUG1,DEBUG1,MGMT | |
631 | * are never used for WFQ | |
632 | */ | |
6c3218c6 YR |
633 | REG_WR(bp, (port) ? NIG_REG_P1_TX_ARB_CREDIT_WEIGHT_0 : |
634 | NIG_REG_P0_TX_ARB_CREDIT_WEIGHT_0, 0x0); | |
635 | REG_WR(bp, (port) ? NIG_REG_P1_TX_ARB_CREDIT_WEIGHT_1 : | |
636 | NIG_REG_P0_TX_ARB_CREDIT_WEIGHT_1, 0x0); | |
637 | REG_WR(bp, (port) ? NIG_REG_P1_TX_ARB_CREDIT_WEIGHT_2 : | |
638 | NIG_REG_P0_TX_ARB_CREDIT_WEIGHT_2, 0x0); | |
639 | REG_WR(bp, (port) ? NIG_REG_P1_TX_ARB_CREDIT_WEIGHT_3 : | |
640 | NIG_REG_P0_TX_ARB_CREDIT_WEIGHT_3, 0x0); | |
641 | REG_WR(bp, (port) ? NIG_REG_P1_TX_ARB_CREDIT_WEIGHT_4 : | |
642 | NIG_REG_P0_TX_ARB_CREDIT_WEIGHT_4, 0x0); | |
643 | REG_WR(bp, (port) ? NIG_REG_P1_TX_ARB_CREDIT_WEIGHT_5 : | |
644 | NIG_REG_P0_TX_ARB_CREDIT_WEIGHT_5, 0x0); | |
de0396f4 | 645 | if (!port) { |
6c3218c6 YR |
646 | REG_WR(bp, NIG_REG_P0_TX_ARB_CREDIT_WEIGHT_6, 0x0); |
647 | REG_WR(bp, NIG_REG_P0_TX_ARB_CREDIT_WEIGHT_7, 0x0); | |
648 | REG_WR(bp, NIG_REG_P0_TX_ARB_CREDIT_WEIGHT_8, 0x0); | |
649 | } | |
650 | ||
651 | bnx2x_ets_e3b0_set_credit_upper_bound_nig(params, min_w_val); | |
652 | } | |
653 | /****************************************************************************** | |
654 | * Description: | |
655 | * Set credit upper bound for PBF. | |
656 | *. | |
657 | ******************************************************************************/ | |
658 | static void bnx2x_ets_e3b0_set_credit_upper_bound_pbf( | |
659 | const struct link_params *params, | |
660 | const u32 min_w_val) | |
661 | { | |
662 | struct bnx2x *bp = params->bp; | |
663 | const u32 credit_upper_bound = | |
664 | bnx2x_ets_get_credit_upper_bound(min_w_val); | |
665 | const u8 port = params->port; | |
666 | u32 base_upper_bound = 0; | |
667 | u8 max_cos = 0; | |
668 | u8 i = 0; | |
8f73f0b9 YR |
669 | /* In 2 port mode port0 has COS0-5 that can be used for WFQ.In 4 |
670 | * port mode port1 has COS0-2 that can be used for WFQ. | |
671 | */ | |
de0396f4 | 672 | if (!port) { |
6c3218c6 YR |
673 | base_upper_bound = PBF_REG_COS0_UPPER_BOUND_P0; |
674 | max_cos = DCBX_E3B0_MAX_NUM_COS_PORT0; | |
675 | } else { | |
676 | base_upper_bound = PBF_REG_COS0_UPPER_BOUND_P1; | |
677 | max_cos = DCBX_E3B0_MAX_NUM_COS_PORT1; | |
678 | } | |
679 | ||
680 | for (i = 0; i < max_cos; i++) | |
681 | REG_WR(bp, base_upper_bound + (i << 2), credit_upper_bound); | |
682 | } | |
683 | ||
684 | /****************************************************************************** | |
685 | * Description: | |
686 | * Will return the PBF ETS registers to init values.Except | |
687 | * credit_upper_bound. | |
688 | * That isn't used in this configuration (No WFQ is enabled) and will be | |
dbedd44e | 689 | * configured according to spec |
6c3218c6 YR |
690 | *. |
691 | ******************************************************************************/ | |
692 | static void bnx2x_ets_e3b0_pbf_disabled(const struct link_params *params) | |
693 | { | |
694 | struct bnx2x *bp = params->bp; | |
695 | const u8 port = params->port; | |
696 | const u32 min_w_val_pbf = ETS_E3B0_PBF_MIN_W_VAL; | |
697 | u8 i = 0; | |
698 | u32 base_weight = 0; | |
699 | u8 max_cos = 0; | |
700 | ||
8f73f0b9 | 701 | /* Mapping between entry priority to client number 0 - COS0 |
6c3218c6 YR |
702 | * client, 2 - COS1, ... 5 - COS5)(HIGHEST) 4bits client num. |
703 | * TODO_ETS - Should be done by reset value or init tool | |
704 | */ | |
705 | if (port) | |
706 | /* 0x688 (|011|0 10|00 1|000) */ | |
707 | REG_WR(bp, PBF_REG_ETS_ARB_PRIORITY_CLIENT_P1 , 0x688); | |
708 | else | |
709 | /* (10 1|100 |011|0 10|00 1|000) */ | |
710 | REG_WR(bp, PBF_REG_ETS_ARB_PRIORITY_CLIENT_P0 , 0x2C688); | |
711 | ||
712 | /* TODO_ETS - Should be done by reset value or init tool */ | |
713 | if (port) | |
714 | /* 0x688 (|011|0 10|00 1|000)*/ | |
715 | REG_WR(bp, PBF_REG_ETS_ARB_CLIENT_CREDIT_MAP_P1, 0x688); | |
716 | else | |
717 | /* 0x2C688 (10 1|100 |011|0 10|00 1|000) */ | |
718 | REG_WR(bp, PBF_REG_ETS_ARB_CLIENT_CREDIT_MAP_P0, 0x2C688); | |
719 | ||
720 | REG_WR(bp, (port) ? PBF_REG_ETS_ARB_NUM_STRICT_ARB_SLOTS_P1 : | |
721 | PBF_REG_ETS_ARB_NUM_STRICT_ARB_SLOTS_P0 , 0x100); | |
722 | ||
723 | ||
724 | REG_WR(bp, (port) ? PBF_REG_ETS_ARB_CLIENT_IS_STRICT_P1 : | |
725 | PBF_REG_ETS_ARB_CLIENT_IS_STRICT_P0 , 0); | |
726 | ||
727 | REG_WR(bp, (port) ? PBF_REG_ETS_ARB_CLIENT_IS_SUBJECT2WFQ_P1 : | |
728 | PBF_REG_ETS_ARB_CLIENT_IS_SUBJECT2WFQ_P0 , 0); | |
8f73f0b9 YR |
729 | /* In 2 port mode port0 has COS0-5 that can be used for WFQ. |
730 | * In 4 port mode port1 has COS0-2 that can be used for WFQ. | |
731 | */ | |
de0396f4 | 732 | if (!port) { |
6c3218c6 YR |
733 | base_weight = PBF_REG_COS0_WEIGHT_P0; |
734 | max_cos = DCBX_E3B0_MAX_NUM_COS_PORT0; | |
735 | } else { | |
736 | base_weight = PBF_REG_COS0_WEIGHT_P1; | |
737 | max_cos = DCBX_E3B0_MAX_NUM_COS_PORT1; | |
738 | } | |
739 | ||
740 | for (i = 0; i < max_cos; i++) | |
741 | REG_WR(bp, base_weight + (0x4 * i), 0); | |
742 | ||
743 | bnx2x_ets_e3b0_set_credit_upper_bound_pbf(params, min_w_val_pbf); | |
744 | } | |
745 | /****************************************************************************** | |
746 | * Description: | |
dbedd44e | 747 | * E3B0 disable will return basically the values to init values. |
6c3218c6 YR |
748 | *. |
749 | ******************************************************************************/ | |
750 | static int bnx2x_ets_e3b0_disabled(const struct link_params *params, | |
751 | const struct link_vars *vars) | |
752 | { | |
753 | struct bnx2x *bp = params->bp; | |
754 | ||
755 | if (!CHIP_IS_E3B0(bp)) { | |
94f05b0f JP |
756 | DP(NETIF_MSG_LINK, |
757 | "bnx2x_ets_e3b0_disabled the chip isn't E3B0\n"); | |
6c3218c6 YR |
758 | return -EINVAL; |
759 | } | |
760 | ||
761 | bnx2x_ets_e3b0_nig_disabled(params, vars); | |
762 | ||
763 | bnx2x_ets_e3b0_pbf_disabled(params); | |
764 | ||
765 | return 0; | |
766 | } | |
767 | ||
768 | /****************************************************************************** | |
769 | * Description: | |
dbedd44e | 770 | * Disable will return basically the values to init values. |
8f73f0b9 | 771 | * |
6c3218c6 YR |
772 | ******************************************************************************/ |
773 | int bnx2x_ets_disabled(struct link_params *params, | |
774 | struct link_vars *vars) | |
775 | { | |
776 | struct bnx2x *bp = params->bp; | |
777 | int bnx2x_status = 0; | |
778 | ||
779 | if ((CHIP_IS_E2(bp)) || (CHIP_IS_E3A0(bp))) | |
780 | bnx2x_ets_e2e3a0_disabled(params); | |
781 | else if (CHIP_IS_E3B0(bp)) | |
782 | bnx2x_status = bnx2x_ets_e3b0_disabled(params, vars); | |
783 | else { | |
784 | DP(NETIF_MSG_LINK, "bnx2x_ets_disabled - chip not supported\n"); | |
785 | return -EINVAL; | |
786 | } | |
787 | ||
788 | return bnx2x_status; | |
789 | } | |
790 | ||
791 | /****************************************************************************** | |
792 | * Description | |
793 | * Set the COS mappimg to SP and BW until this point all the COS are not | |
794 | * set as SP or BW. | |
795 | ******************************************************************************/ | |
796 | static int bnx2x_ets_e3b0_cli_map(const struct link_params *params, | |
797 | const struct bnx2x_ets_params *ets_params, | |
798 | const u8 cos_sp_bitmap, | |
799 | const u8 cos_bw_bitmap) | |
800 | { | |
801 | struct bnx2x *bp = params->bp; | |
802 | const u8 port = params->port; | |
803 | const u8 nig_cli_sp_bitmap = 0x7 | (cos_sp_bitmap << 3); | |
804 | const u8 pbf_cli_sp_bitmap = cos_sp_bitmap; | |
805 | const u8 nig_cli_subject2wfq_bitmap = cos_bw_bitmap << 3; | |
806 | const u8 pbf_cli_subject2wfq_bitmap = cos_bw_bitmap; | |
807 | ||
808 | REG_WR(bp, (port) ? NIG_REG_P1_TX_ARB_CLIENT_IS_STRICT : | |
809 | NIG_REG_P0_TX_ARB_CLIENT_IS_STRICT, nig_cli_sp_bitmap); | |
810 | ||
811 | REG_WR(bp, (port) ? PBF_REG_ETS_ARB_CLIENT_IS_STRICT_P1 : | |
812 | PBF_REG_ETS_ARB_CLIENT_IS_STRICT_P0 , pbf_cli_sp_bitmap); | |
bcab15c5 | 813 | |
6c3218c6 YR |
814 | REG_WR(bp, (port) ? NIG_REG_P1_TX_ARB_CLIENT_IS_SUBJECT2WFQ : |
815 | NIG_REG_P0_TX_ARB_CLIENT_IS_SUBJECT2WFQ, | |
816 | nig_cli_subject2wfq_bitmap); | |
817 | ||
818 | REG_WR(bp, (port) ? PBF_REG_ETS_ARB_CLIENT_IS_SUBJECT2WFQ_P1 : | |
819 | PBF_REG_ETS_ARB_CLIENT_IS_SUBJECT2WFQ_P0, | |
820 | pbf_cli_subject2wfq_bitmap); | |
821 | ||
822 | return 0; | |
823 | } | |
824 | ||
825 | /****************************************************************************** | |
826 | * Description: | |
827 | * This function is needed because NIG ARB_CREDIT_WEIGHT_X are | |
828 | * not continues and ARB_CREDIT_WEIGHT_0 + offset is suitable. | |
829 | ******************************************************************************/ | |
830 | static int bnx2x_ets_e3b0_set_cos_bw(struct bnx2x *bp, | |
831 | const u8 cos_entry, | |
832 | const u32 min_w_val_nig, | |
833 | const u32 min_w_val_pbf, | |
834 | const u16 total_bw, | |
835 | const u8 bw, | |
836 | const u8 port) | |
837 | { | |
838 | u32 nig_reg_adress_crd_weight = 0; | |
839 | u32 pbf_reg_adress_crd_weight = 0; | |
c482e6c0 YR |
840 | /* Calculate and set BW for this COS - use 1 instead of 0 for BW */ |
841 | const u32 cos_bw_nig = ((bw ? bw : 1) * min_w_val_nig) / total_bw; | |
842 | const u32 cos_bw_pbf = ((bw ? bw : 1) * min_w_val_pbf) / total_bw; | |
6c3218c6 YR |
843 | |
844 | switch (cos_entry) { | |
845 | case 0: | |
846 | nig_reg_adress_crd_weight = | |
847 | (port) ? NIG_REG_P1_TX_ARB_CREDIT_WEIGHT_0 : | |
848 | NIG_REG_P0_TX_ARB_CREDIT_WEIGHT_0; | |
849 | pbf_reg_adress_crd_weight = (port) ? | |
850 | PBF_REG_COS0_WEIGHT_P1 : PBF_REG_COS0_WEIGHT_P0; | |
851 | break; | |
852 | case 1: | |
853 | nig_reg_adress_crd_weight = (port) ? | |
854 | NIG_REG_P1_TX_ARB_CREDIT_WEIGHT_1 : | |
855 | NIG_REG_P0_TX_ARB_CREDIT_WEIGHT_1; | |
856 | pbf_reg_adress_crd_weight = (port) ? | |
857 | PBF_REG_COS1_WEIGHT_P1 : PBF_REG_COS1_WEIGHT_P0; | |
858 | break; | |
859 | case 2: | |
860 | nig_reg_adress_crd_weight = (port) ? | |
861 | NIG_REG_P1_TX_ARB_CREDIT_WEIGHT_2 : | |
862 | NIG_REG_P0_TX_ARB_CREDIT_WEIGHT_2; | |
863 | ||
864 | pbf_reg_adress_crd_weight = (port) ? | |
865 | PBF_REG_COS2_WEIGHT_P1 : PBF_REG_COS2_WEIGHT_P0; | |
866 | break; | |
867 | case 3: | |
868 | if (port) | |
869 | return -EINVAL; | |
870 | nig_reg_adress_crd_weight = | |
871 | NIG_REG_P0_TX_ARB_CREDIT_WEIGHT_3; | |
872 | pbf_reg_adress_crd_weight = | |
873 | PBF_REG_COS3_WEIGHT_P0; | |
874 | break; | |
875 | case 4: | |
876 | if (port) | |
877 | return -EINVAL; | |
878 | nig_reg_adress_crd_weight = | |
879 | NIG_REG_P0_TX_ARB_CREDIT_WEIGHT_4; | |
880 | pbf_reg_adress_crd_weight = PBF_REG_COS4_WEIGHT_P0; | |
881 | break; | |
882 | case 5: | |
883 | if (port) | |
884 | return -EINVAL; | |
885 | nig_reg_adress_crd_weight = | |
886 | NIG_REG_P0_TX_ARB_CREDIT_WEIGHT_5; | |
887 | pbf_reg_adress_crd_weight = PBF_REG_COS5_WEIGHT_P0; | |
888 | break; | |
889 | } | |
890 | ||
891 | REG_WR(bp, nig_reg_adress_crd_weight, cos_bw_nig); | |
892 | ||
893 | REG_WR(bp, pbf_reg_adress_crd_weight, cos_bw_pbf); | |
894 | ||
895 | return 0; | |
896 | } | |
897 | /****************************************************************************** | |
898 | * Description: | |
899 | * Calculate the total BW.A value of 0 isn't legal. | |
8f73f0b9 | 900 | * |
6c3218c6 YR |
901 | ******************************************************************************/ |
902 | static int bnx2x_ets_e3b0_get_total_bw( | |
903 | const struct link_params *params, | |
870516e1 | 904 | struct bnx2x_ets_params *ets_params, |
6c3218c6 YR |
905 | u16 *total_bw) |
906 | { | |
907 | struct bnx2x *bp = params->bp; | |
908 | u8 cos_idx = 0; | |
870516e1 | 909 | u8 is_bw_cos_exist = 0; |
6c3218c6 YR |
910 | |
911 | *total_bw = 0 ; | |
912 | /* Calculate total BW requested */ | |
913 | for (cos_idx = 0; cos_idx < ets_params->num_of_cos; cos_idx++) { | |
de0396f4 | 914 | if (ets_params->cos[cos_idx].state == bnx2x_cos_state_bw) { |
870516e1 YR |
915 | is_bw_cos_exist = 1; |
916 | if (!ets_params->cos[cos_idx].params.bw_params.bw) { | |
917 | DP(NETIF_MSG_LINK, "bnx2x_ets_E3B0_config BW" | |
918 | "was set to 0\n"); | |
8f73f0b9 | 919 | /* This is to prevent a state when ramrods |
870516e1 | 920 | * can't be sent |
8f73f0b9 | 921 | */ |
870516e1 YR |
922 | ets_params->cos[cos_idx].params.bw_params.bw |
923 | = 1; | |
924 | } | |
c482e6c0 YR |
925 | *total_bw += |
926 | ets_params->cos[cos_idx].params.bw_params.bw; | |
6c3218c6 | 927 | } |
6c3218c6 YR |
928 | } |
929 | ||
c482e6c0 | 930 | /* Check total BW is valid */ |
de0396f4 YR |
931 | if ((is_bw_cos_exist == 1) && (*total_bw != 100)) { |
932 | if (*total_bw == 0) { | |
94f05b0f | 933 | DP(NETIF_MSG_LINK, |
2f751a80 | 934 | "bnx2x_ets_E3B0_config total BW shouldn't be 0\n"); |
6c3218c6 YR |
935 | return -EINVAL; |
936 | } | |
94f05b0f | 937 | DP(NETIF_MSG_LINK, |
2f751a80 | 938 | "bnx2x_ets_E3B0_config total BW should be 100\n"); |
8f73f0b9 | 939 | /* We can handle a case whre the BW isn't 100 this can happen |
2f751a80 YR |
940 | * if the TC are joined. |
941 | */ | |
6c3218c6 YR |
942 | } |
943 | return 0; | |
944 | } | |
945 | ||
946 | /****************************************************************************** | |
947 | * Description: | |
948 | * Invalidate all the sp_pri_to_cos. | |
8f73f0b9 | 949 | * |
6c3218c6 YR |
950 | ******************************************************************************/ |
951 | static void bnx2x_ets_e3b0_sp_pri_to_cos_init(u8 *sp_pri_to_cos) | |
952 | { | |
953 | u8 pri = 0; | |
954 | for (pri = 0; pri < DCBX_MAX_NUM_COS; pri++) | |
955 | sp_pri_to_cos[pri] = DCBX_INVALID_COS; | |
956 | } | |
957 | /****************************************************************************** | |
958 | * Description: | |
959 | * Calculate and set the SP (ARB_PRIORITY_CLIENT) NIG and PBF registers | |
960 | * according to sp_pri_to_cos. | |
8f73f0b9 | 961 | * |
6c3218c6 YR |
962 | ******************************************************************************/ |
963 | static int bnx2x_ets_e3b0_sp_pri_to_cos_set(const struct link_params *params, | |
964 | u8 *sp_pri_to_cos, const u8 pri, | |
965 | const u8 cos_entry) | |
966 | { | |
967 | struct bnx2x *bp = params->bp; | |
968 | const u8 port = params->port; | |
969 | const u8 max_num_of_cos = (port) ? DCBX_E3B0_MAX_NUM_COS_PORT1 : | |
970 | DCBX_E3B0_MAX_NUM_COS_PORT0; | |
971 | ||
7e5998aa DC |
972 | if (pri >= max_num_of_cos) { |
973 | DP(NETIF_MSG_LINK, "bnx2x_ets_e3b0_sp_pri_to_cos_set invalid " | |
974 | "parameter Illegal strict priority\n"); | |
975 | return -EINVAL; | |
976 | } | |
977 | ||
de0396f4 | 978 | if (sp_pri_to_cos[pri] != DCBX_INVALID_COS) { |
6c3218c6 | 979 | DP(NETIF_MSG_LINK, "bnx2x_ets_e3b0_sp_pri_to_cos_set invalid " |
94f05b0f | 980 | "parameter There can't be two COS's with " |
6c3218c6 YR |
981 | "the same strict pri\n"); |
982 | return -EINVAL; | |
983 | } | |
984 | ||
6c3218c6 YR |
985 | sp_pri_to_cos[pri] = cos_entry; |
986 | return 0; | |
987 | ||
988 | } | |
989 | ||
990 | /****************************************************************************** | |
991 | * Description: | |
992 | * Returns the correct value according to COS and priority in | |
993 | * the sp_pri_cli register. | |
8f73f0b9 | 994 | * |
6c3218c6 YR |
995 | ******************************************************************************/ |
996 | static u64 bnx2x_e3b0_sp_get_pri_cli_reg(const u8 cos, const u8 cos_offset, | |
997 | const u8 pri_set, | |
998 | const u8 pri_offset, | |
999 | const u8 entry_size) | |
1000 | { | |
1001 | u64 pri_cli_nig = 0; | |
1002 | pri_cli_nig = ((u64)(cos + cos_offset)) << (entry_size * | |
1003 | (pri_set + pri_offset)); | |
1004 | ||
1005 | return pri_cli_nig; | |
1006 | } | |
1007 | /****************************************************************************** | |
1008 | * Description: | |
1009 | * Returns the correct value according to COS and priority in the | |
1010 | * sp_pri_cli register for NIG. | |
8f73f0b9 | 1011 | * |
6c3218c6 YR |
1012 | ******************************************************************************/ |
1013 | static u64 bnx2x_e3b0_sp_get_pri_cli_reg_nig(const u8 cos, const u8 pri_set) | |
1014 | { | |
1015 | /* MCP Dbg0 and dbg1 are always with higher strict pri*/ | |
1016 | const u8 nig_cos_offset = 3; | |
1017 | const u8 nig_pri_offset = 3; | |
1018 | ||
1019 | return bnx2x_e3b0_sp_get_pri_cli_reg(cos, nig_cos_offset, pri_set, | |
1020 | nig_pri_offset, 4); | |
1021 | ||
1022 | } | |
1023 | /****************************************************************************** | |
1024 | * Description: | |
1025 | * Returns the correct value according to COS and priority in the | |
1026 | * sp_pri_cli register for PBF. | |
8f73f0b9 | 1027 | * |
6c3218c6 YR |
1028 | ******************************************************************************/ |
1029 | static u64 bnx2x_e3b0_sp_get_pri_cli_reg_pbf(const u8 cos, const u8 pri_set) | |
1030 | { | |
1031 | const u8 pbf_cos_offset = 0; | |
1032 | const u8 pbf_pri_offset = 0; | |
1033 | ||
1034 | return bnx2x_e3b0_sp_get_pri_cli_reg(cos, pbf_cos_offset, pri_set, | |
1035 | pbf_pri_offset, 3); | |
1036 | ||
1037 | } | |
1038 | ||
1039 | /****************************************************************************** | |
1040 | * Description: | |
1041 | * Calculate and set the SP (ARB_PRIORITY_CLIENT) NIG and PBF registers | |
1042 | * according to sp_pri_to_cos.(which COS has higher priority) | |
8f73f0b9 | 1043 | * |
6c3218c6 YR |
1044 | ******************************************************************************/ |
1045 | static int bnx2x_ets_e3b0_sp_set_pri_cli_reg(const struct link_params *params, | |
1046 | u8 *sp_pri_to_cos) | |
1047 | { | |
1048 | struct bnx2x *bp = params->bp; | |
1049 | u8 i = 0; | |
1050 | const u8 port = params->port; | |
1051 | /* MCP Dbg0 and dbg1 are always with higher strict pri*/ | |
1052 | u64 pri_cli_nig = 0x210; | |
1053 | u32 pri_cli_pbf = 0x0; | |
1054 | u8 pri_set = 0; | |
1055 | u8 pri_bitmask = 0; | |
1056 | const u8 max_num_of_cos = (port) ? DCBX_E3B0_MAX_NUM_COS_PORT1 : | |
1057 | DCBX_E3B0_MAX_NUM_COS_PORT0; | |
1058 | ||
1059 | u8 cos_bit_to_set = (1 << max_num_of_cos) - 1; | |
1060 | ||
1061 | /* Set all the strict priority first */ | |
1062 | for (i = 0; i < max_num_of_cos; i++) { | |
de0396f4 YR |
1063 | if (sp_pri_to_cos[i] != DCBX_INVALID_COS) { |
1064 | if (sp_pri_to_cos[i] >= DCBX_MAX_NUM_COS) { | |
6c3218c6 YR |
1065 | DP(NETIF_MSG_LINK, |
1066 | "bnx2x_ets_e3b0_sp_set_pri_cli_reg " | |
1067 | "invalid cos entry\n"); | |
1068 | return -EINVAL; | |
1069 | } | |
1070 | ||
1071 | pri_cli_nig |= bnx2x_e3b0_sp_get_pri_cli_reg_nig( | |
1072 | sp_pri_to_cos[i], pri_set); | |
1073 | ||
1074 | pri_cli_pbf |= bnx2x_e3b0_sp_get_pri_cli_reg_pbf( | |
1075 | sp_pri_to_cos[i], pri_set); | |
1076 | pri_bitmask = 1 << sp_pri_to_cos[i]; | |
1077 | /* COS is used remove it from bitmap.*/ | |
de0396f4 | 1078 | if (!(pri_bitmask & cos_bit_to_set)) { |
6c3218c6 YR |
1079 | DP(NETIF_MSG_LINK, |
1080 | "bnx2x_ets_e3b0_sp_set_pri_cli_reg " | |
1081 | "invalid There can't be two COS's with" | |
1082 | " the same strict pri\n"); | |
1083 | return -EINVAL; | |
1084 | } | |
1085 | cos_bit_to_set &= ~pri_bitmask; | |
1086 | pri_set++; | |
1087 | } | |
1088 | } | |
1089 | ||
1090 | /* Set all the Non strict priority i= COS*/ | |
1091 | for (i = 0; i < max_num_of_cos; i++) { | |
1092 | pri_bitmask = 1 << i; | |
1093 | /* Check if COS was already used for SP */ | |
1094 | if (pri_bitmask & cos_bit_to_set) { | |
1095 | /* COS wasn't used for SP */ | |
1096 | pri_cli_nig |= bnx2x_e3b0_sp_get_pri_cli_reg_nig( | |
1097 | i, pri_set); | |
1098 | ||
1099 | pri_cli_pbf |= bnx2x_e3b0_sp_get_pri_cli_reg_pbf( | |
1100 | i, pri_set); | |
1101 | /* COS is used remove it from bitmap.*/ | |
1102 | cos_bit_to_set &= ~pri_bitmask; | |
1103 | pri_set++; | |
1104 | } | |
1105 | } | |
1106 | ||
1107 | if (pri_set != max_num_of_cos) { | |
1108 | DP(NETIF_MSG_LINK, "bnx2x_ets_e3b0_sp_set_pri_cli_reg not all " | |
1109 | "entries were set\n"); | |
1110 | return -EINVAL; | |
1111 | } | |
1112 | ||
1113 | if (port) { | |
1114 | /* Only 6 usable clients*/ | |
1115 | REG_WR(bp, NIG_REG_P1_TX_ARB_PRIORITY_CLIENT2_LSB, | |
1116 | (u32)pri_cli_nig); | |
1117 | ||
1118 | REG_WR(bp, PBF_REG_ETS_ARB_PRIORITY_CLIENT_P1 , pri_cli_pbf); | |
1119 | } else { | |
1120 | /* Only 9 usable clients*/ | |
1121 | const u32 pri_cli_nig_lsb = (u32) (pri_cli_nig); | |
1122 | const u32 pri_cli_nig_msb = (u32) ((pri_cli_nig >> 32) & 0xF); | |
1123 | ||
1124 | REG_WR(bp, NIG_REG_P0_TX_ARB_PRIORITY_CLIENT2_LSB, | |
1125 | pri_cli_nig_lsb); | |
1126 | REG_WR(bp, NIG_REG_P0_TX_ARB_PRIORITY_CLIENT2_MSB, | |
1127 | pri_cli_nig_msb); | |
1128 | ||
1129 | REG_WR(bp, PBF_REG_ETS_ARB_PRIORITY_CLIENT_P0 , pri_cli_pbf); | |
1130 | } | |
1131 | return 0; | |
1132 | } | |
1133 | ||
1134 | /****************************************************************************** | |
1135 | * Description: | |
1136 | * Configure the COS to ETS according to BW and SP settings. | |
1137 | ******************************************************************************/ | |
1138 | int bnx2x_ets_e3b0_config(const struct link_params *params, | |
1139 | const struct link_vars *vars, | |
870516e1 | 1140 | struct bnx2x_ets_params *ets_params) |
6c3218c6 YR |
1141 | { |
1142 | struct bnx2x *bp = params->bp; | |
1143 | int bnx2x_status = 0; | |
1144 | const u8 port = params->port; | |
1145 | u16 total_bw = 0; | |
1146 | const u32 min_w_val_nig = bnx2x_ets_get_min_w_val_nig(vars); | |
1147 | const u32 min_w_val_pbf = ETS_E3B0_PBF_MIN_W_VAL; | |
1148 | u8 cos_bw_bitmap = 0; | |
1149 | u8 cos_sp_bitmap = 0; | |
1150 | u8 sp_pri_to_cos[DCBX_MAX_NUM_COS] = {0}; | |
1151 | const u8 max_num_of_cos = (port) ? DCBX_E3B0_MAX_NUM_COS_PORT1 : | |
1152 | DCBX_E3B0_MAX_NUM_COS_PORT0; | |
1153 | u8 cos_entry = 0; | |
1154 | ||
1155 | if (!CHIP_IS_E3B0(bp)) { | |
94f05b0f JP |
1156 | DP(NETIF_MSG_LINK, |
1157 | "bnx2x_ets_e3b0_disabled the chip isn't E3B0\n"); | |
6c3218c6 YR |
1158 | return -EINVAL; |
1159 | } | |
1160 | ||
1161 | if ((ets_params->num_of_cos > max_num_of_cos)) { | |
1162 | DP(NETIF_MSG_LINK, "bnx2x_ets_E3B0_config the number of COS " | |
1163 | "isn't supported\n"); | |
1164 | return -EINVAL; | |
1165 | } | |
1166 | ||
1167 | /* Prepare sp strict priority parameters*/ | |
1168 | bnx2x_ets_e3b0_sp_pri_to_cos_init(sp_pri_to_cos); | |
1169 | ||
1170 | /* Prepare BW parameters*/ | |
1171 | bnx2x_status = bnx2x_ets_e3b0_get_total_bw(params, ets_params, | |
1172 | &total_bw); | |
de0396f4 | 1173 | if (bnx2x_status) { |
94f05b0f JP |
1174 | DP(NETIF_MSG_LINK, |
1175 | "bnx2x_ets_E3B0_config get_total_bw failed\n"); | |
6c3218c6 YR |
1176 | return -EINVAL; |
1177 | } | |
1178 | ||
8f73f0b9 | 1179 | /* Upper bound is set according to current link speed (min_w_val |
2f751a80 | 1180 | * should be the same for upper bound and COS credit val). |
6c3218c6 YR |
1181 | */ |
1182 | bnx2x_ets_e3b0_set_credit_upper_bound_nig(params, min_w_val_nig); | |
1183 | bnx2x_ets_e3b0_set_credit_upper_bound_pbf(params, min_w_val_pbf); | |
1184 | ||
1185 | ||
1186 | for (cos_entry = 0; cos_entry < ets_params->num_of_cos; cos_entry++) { | |
1187 | if (bnx2x_cos_state_bw == ets_params->cos[cos_entry].state) { | |
1188 | cos_bw_bitmap |= (1 << cos_entry); | |
8f73f0b9 | 1189 | /* The function also sets the BW in HW(not the mappin |
6c3218c6 YR |
1190 | * yet) |
1191 | */ | |
1192 | bnx2x_status = bnx2x_ets_e3b0_set_cos_bw( | |
1193 | bp, cos_entry, min_w_val_nig, min_w_val_pbf, | |
1194 | total_bw, | |
1195 | ets_params->cos[cos_entry].params.bw_params.bw, | |
1196 | port); | |
1197 | } else if (bnx2x_cos_state_strict == | |
1198 | ets_params->cos[cos_entry].state){ | |
1199 | cos_sp_bitmap |= (1 << cos_entry); | |
1200 | ||
1201 | bnx2x_status = bnx2x_ets_e3b0_sp_pri_to_cos_set( | |
1202 | params, | |
1203 | sp_pri_to_cos, | |
1204 | ets_params->cos[cos_entry].params.sp_params.pri, | |
1205 | cos_entry); | |
1206 | ||
1207 | } else { | |
94f05b0f JP |
1208 | DP(NETIF_MSG_LINK, |
1209 | "bnx2x_ets_e3b0_config cos state not valid\n"); | |
6c3218c6 YR |
1210 | return -EINVAL; |
1211 | } | |
de0396f4 | 1212 | if (bnx2x_status) { |
94f05b0f JP |
1213 | DP(NETIF_MSG_LINK, |
1214 | "bnx2x_ets_e3b0_config set cos bw failed\n"); | |
6c3218c6 YR |
1215 | return bnx2x_status; |
1216 | } | |
1217 | } | |
1218 | ||
1219 | /* Set SP register (which COS has higher priority) */ | |
1220 | bnx2x_status = bnx2x_ets_e3b0_sp_set_pri_cli_reg(params, | |
1221 | sp_pri_to_cos); | |
1222 | ||
de0396f4 | 1223 | if (bnx2x_status) { |
94f05b0f JP |
1224 | DP(NETIF_MSG_LINK, |
1225 | "bnx2x_ets_E3B0_config set_pri_cli_reg failed\n"); | |
6c3218c6 YR |
1226 | return bnx2x_status; |
1227 | } | |
1228 | ||
1229 | /* Set client mapping of BW and strict */ | |
1230 | bnx2x_status = bnx2x_ets_e3b0_cli_map(params, ets_params, | |
1231 | cos_sp_bitmap, | |
1232 | cos_bw_bitmap); | |
1233 | ||
de0396f4 | 1234 | if (bnx2x_status) { |
6c3218c6 YR |
1235 | DP(NETIF_MSG_LINK, "bnx2x_ets_E3B0_config SP failed\n"); |
1236 | return bnx2x_status; | |
1237 | } | |
1238 | return 0; | |
1239 | } | |
65a001ba | 1240 | static void bnx2x_ets_bw_limit_common(const struct link_params *params) |
bcab15c5 VZ |
1241 | { |
1242 | /* ETS disabled configuration */ | |
1243 | struct bnx2x *bp = params->bp; | |
1244 | DP(NETIF_MSG_LINK, "ETS enabled BW limit configuration\n"); | |
8f73f0b9 | 1245 | /* Defines which entries (clients) are subjected to WFQ arbitration |
2cf7acf9 YR |
1246 | * COS0 0x8 |
1247 | * COS1 0x10 | |
1248 | */ | |
bcab15c5 | 1249 | REG_WR(bp, NIG_REG_P0_TX_ARB_CLIENT_IS_SUBJECT2WFQ, 0x18); |
8f73f0b9 | 1250 | /* Mapping between the ARB_CREDIT_WEIGHT registers and actual |
2cf7acf9 YR |
1251 | * client numbers (WEIGHT_0 does not actually have to represent |
1252 | * client 0) | |
1253 | * PRI4 | PRI3 | PRI2 | PRI1 | PRI0 | |
1254 | * cos1-001 cos0-000 dbg1-100 dbg0-011 MCP-010 | |
1255 | */ | |
bcab15c5 VZ |
1256 | REG_WR(bp, NIG_REG_P0_TX_ARB_CLIENT_CREDIT_MAP, 0x111A); |
1257 | ||
1258 | REG_WR(bp, NIG_REG_P0_TX_ARB_CREDIT_UPPER_BOUND_0, | |
1259 | ETS_BW_LIMIT_CREDIT_UPPER_BOUND); | |
1260 | REG_WR(bp, NIG_REG_P0_TX_ARB_CREDIT_UPPER_BOUND_1, | |
1261 | ETS_BW_LIMIT_CREDIT_UPPER_BOUND); | |
1262 | ||
1263 | /* ETS mode enabled*/ | |
1264 | REG_WR(bp, PBF_REG_ETS_ENABLED, 1); | |
1265 | ||
1266 | /* Defines the number of consecutive slots for the strict priority */ | |
1267 | REG_WR(bp, PBF_REG_NUM_STRICT_ARB_SLOTS, 0); | |
8f73f0b9 | 1268 | /* Bitmap of 5bits length. Each bit specifies whether the entry behaves |
2cf7acf9 YR |
1269 | * as strict. Bits 0,1,2 - debug and management entries, 3 - COS0 |
1270 | * entry, 4 - COS1 entry. | |
1271 | * COS1 | COS0 | DEBUG21 | DEBUG0 | MGMT | |
1272 | * bit4 bit3 bit2 bit1 bit0 | |
1273 | * MCP and debug are strict | |
1274 | */ | |
bcab15c5 VZ |
1275 | REG_WR(bp, NIG_REG_P0_TX_ARB_CLIENT_IS_STRICT, 0x7); |
1276 | ||
1277 | /* Upper bound that COS0_WEIGHT can reach in the WFQ arbiter.*/ | |
1278 | REG_WR(bp, PBF_REG_COS0_UPPER_BOUND, | |
1279 | ETS_BW_LIMIT_CREDIT_UPPER_BOUND); | |
1280 | REG_WR(bp, PBF_REG_COS1_UPPER_BOUND, | |
1281 | ETS_BW_LIMIT_CREDIT_UPPER_BOUND); | |
1282 | } | |
1283 | ||
1284 | void bnx2x_ets_bw_limit(const struct link_params *params, const u32 cos0_bw, | |
1285 | const u32 cos1_bw) | |
1286 | { | |
1287 | /* ETS disabled configuration*/ | |
1288 | struct bnx2x *bp = params->bp; | |
1289 | const u32 total_bw = cos0_bw + cos1_bw; | |
1290 | u32 cos0_credit_weight = 0; | |
1291 | u32 cos1_credit_weight = 0; | |
1292 | ||
1293 | DP(NETIF_MSG_LINK, "ETS enabled BW limit configuration\n"); | |
1294 | ||
de0396f4 YR |
1295 | if ((!total_bw) || |
1296 | (!cos0_bw) || | |
1297 | (!cos1_bw)) { | |
cd88ccee | 1298 | DP(NETIF_MSG_LINK, "Total BW can't be zero\n"); |
bcab15c5 VZ |
1299 | return; |
1300 | } | |
1301 | ||
1302 | cos0_credit_weight = (cos0_bw * ETS_BW_LIMIT_CREDIT_WEIGHT)/ | |
1303 | total_bw; | |
1304 | cos1_credit_weight = (cos1_bw * ETS_BW_LIMIT_CREDIT_WEIGHT)/ | |
1305 | total_bw; | |
1306 | ||
1307 | bnx2x_ets_bw_limit_common(params); | |
1308 | ||
1309 | REG_WR(bp, NIG_REG_P0_TX_ARB_CREDIT_WEIGHT_0, cos0_credit_weight); | |
1310 | REG_WR(bp, NIG_REG_P0_TX_ARB_CREDIT_WEIGHT_1, cos1_credit_weight); | |
1311 | ||
1312 | REG_WR(bp, PBF_REG_COS0_WEIGHT, cos0_credit_weight); | |
1313 | REG_WR(bp, PBF_REG_COS1_WEIGHT, cos1_credit_weight); | |
1314 | } | |
1315 | ||
fcf5b650 | 1316 | int bnx2x_ets_strict(const struct link_params *params, const u8 strict_cos) |
bcab15c5 VZ |
1317 | { |
1318 | /* ETS disabled configuration*/ | |
1319 | struct bnx2x *bp = params->bp; | |
1320 | u32 val = 0; | |
1321 | ||
bcab15c5 | 1322 | DP(NETIF_MSG_LINK, "ETS enabled strict configuration\n"); |
8f73f0b9 | 1323 | /* Bitmap of 5bits length. Each bit specifies whether the entry behaves |
bcab15c5 VZ |
1324 | * as strict. Bits 0,1,2 - debug and management entries, |
1325 | * 3 - COS0 entry, 4 - COS1 entry. | |
1326 | * COS1 | COS0 | DEBUG21 | DEBUG0 | MGMT | |
1327 | * bit4 bit3 bit2 bit1 bit0 | |
1328 | * MCP and debug are strict | |
1329 | */ | |
1330 | REG_WR(bp, NIG_REG_P0_TX_ARB_CLIENT_IS_STRICT, 0x1F); | |
8f73f0b9 | 1331 | /* For strict priority entries defines the number of consecutive slots |
bcab15c5 VZ |
1332 | * for the highest priority. |
1333 | */ | |
1334 | REG_WR(bp, NIG_REG_P0_TX_ARB_NUM_STRICT_ARB_SLOTS, 0x100); | |
1335 | /* ETS mode disable */ | |
1336 | REG_WR(bp, PBF_REG_ETS_ENABLED, 0); | |
1337 | /* Defines the number of consecutive slots for the strict priority */ | |
1338 | REG_WR(bp, PBF_REG_NUM_STRICT_ARB_SLOTS, 0x100); | |
1339 | ||
1340 | /* Defines the number of consecutive slots for the strict priority */ | |
1341 | REG_WR(bp, PBF_REG_HIGH_PRIORITY_COS_NUM, strict_cos); | |
1342 | ||
8f73f0b9 | 1343 | /* Mapping between entry priority to client number (0,1,2 -debug and |
2cf7acf9 YR |
1344 | * management clients, 3 - COS0 client, 4 - COS client)(HIGHEST) |
1345 | * 3bits client num. | |
1346 | * PRI4 | PRI3 | PRI2 | PRI1 | PRI0 | |
1347 | * dbg0-010 dbg1-001 cos1-100 cos0-011 MCP-000 | |
1348 | * dbg0-010 dbg1-001 cos0-011 cos1-100 MCP-000 | |
1349 | */ | |
de0396f4 | 1350 | val = (!strict_cos) ? 0x2318 : 0x22E0; |
bcab15c5 VZ |
1351 | REG_WR(bp, NIG_REG_P0_TX_ARB_PRIORITY_CLIENT, val); |
1352 | ||
1353 | return 0; | |
1354 | } | |
c8c60d88 | 1355 | |
bcab15c5 | 1356 | /******************************************************************/ |
e8920674 | 1357 | /* PFC section */ |
bcab15c5 | 1358 | /******************************************************************/ |
9380bb9e YR |
1359 | static void bnx2x_update_pfc_xmac(struct link_params *params, |
1360 | struct link_vars *vars, | |
1361 | u8 is_lb) | |
1362 | { | |
1363 | struct bnx2x *bp = params->bp; | |
1364 | u32 xmac_base; | |
1365 | u32 pause_val, pfc0_val, pfc1_val; | |
1366 | ||
1367 | /* XMAC base adrr */ | |
1368 | xmac_base = (params->port) ? GRCBASE_XMAC1 : GRCBASE_XMAC0; | |
1369 | ||
1370 | /* Initialize pause and pfc registers */ | |
1371 | pause_val = 0x18000; | |
1372 | pfc0_val = 0xFFFF8000; | |
1373 | pfc1_val = 0x2; | |
1374 | ||
1375 | /* No PFC support */ | |
1376 | if (!(params->feature_config_flags & | |
1377 | FEATURE_CONFIG_PFC_ENABLED)) { | |
1378 | ||
8f73f0b9 | 1379 | /* RX flow control - Process pause frame in receive direction |
9380bb9e YR |
1380 | */ |
1381 | if (vars->flow_ctrl & BNX2X_FLOW_CTRL_RX) | |
1382 | pause_val |= XMAC_PAUSE_CTRL_REG_RX_PAUSE_EN; | |
1383 | ||
8f73f0b9 | 1384 | /* TX flow control - Send pause packet when buffer is full */ |
9380bb9e YR |
1385 | if (vars->flow_ctrl & BNX2X_FLOW_CTRL_TX) |
1386 | pause_val |= XMAC_PAUSE_CTRL_REG_TX_PAUSE_EN; | |
1387 | } else {/* PFC support */ | |
1388 | pfc1_val |= XMAC_PFC_CTRL_HI_REG_PFC_REFRESH_EN | | |
1389 | XMAC_PFC_CTRL_HI_REG_PFC_STATS_EN | | |
1390 | XMAC_PFC_CTRL_HI_REG_RX_PFC_EN | | |
27d9129f YR |
1391 | XMAC_PFC_CTRL_HI_REG_TX_PFC_EN | |
1392 | XMAC_PFC_CTRL_HI_REG_FORCE_PFC_XON; | |
1393 | /* Write pause and PFC registers */ | |
1394 | REG_WR(bp, xmac_base + XMAC_REG_PAUSE_CTRL, pause_val); | |
1395 | REG_WR(bp, xmac_base + XMAC_REG_PFC_CTRL, pfc0_val); | |
1396 | REG_WR(bp, xmac_base + XMAC_REG_PFC_CTRL_HI, pfc1_val); | |
1397 | pfc1_val &= ~XMAC_PFC_CTRL_HI_REG_FORCE_PFC_XON; | |
1398 | ||
9380bb9e YR |
1399 | } |
1400 | ||
1401 | /* Write pause and PFC registers */ | |
1402 | REG_WR(bp, xmac_base + XMAC_REG_PAUSE_CTRL, pause_val); | |
1403 | REG_WR(bp, xmac_base + XMAC_REG_PFC_CTRL, pfc0_val); | |
1404 | REG_WR(bp, xmac_base + XMAC_REG_PFC_CTRL_HI, pfc1_val); | |
1405 | ||
9380bb9e | 1406 | |
b8d6d082 YR |
1407 | /* Set MAC address for source TX Pause/PFC frames */ |
1408 | REG_WR(bp, xmac_base + XMAC_REG_CTRL_SA_LO, | |
1409 | ((params->mac_addr[2] << 24) | | |
1410 | (params->mac_addr[3] << 16) | | |
1411 | (params->mac_addr[4] << 8) | | |
1412 | (params->mac_addr[5]))); | |
1413 | REG_WR(bp, xmac_base + XMAC_REG_CTRL_SA_HI, | |
1414 | ((params->mac_addr[0] << 8) | | |
1415 | (params->mac_addr[1]))); | |
9380bb9e | 1416 | |
b8d6d082 YR |
1417 | udelay(30); |
1418 | } | |
bcab15c5 | 1419 | |
bcab15c5 VZ |
1420 | /******************************************************************/ |
1421 | /* MAC/PBF section */ | |
1422 | /******************************************************************/ | |
55386fe8 YR |
1423 | static void bnx2x_set_mdio_clk(struct bnx2x *bp, u32 chip_id, |
1424 | u32 emac_base) | |
a198c142 | 1425 | { |
55386fe8 YR |
1426 | u32 new_mode, cur_mode; |
1427 | u32 clc_cnt; | |
8f73f0b9 | 1428 | /* Set clause 45 mode, slow down the MDIO clock to 2.5MHz |
a198c142 YR |
1429 | * (a value of 49==0x31) and make sure that the AUTO poll is off |
1430 | */ | |
55386fe8 | 1431 | cur_mode = REG_RD(bp, emac_base + EMAC_REG_EMAC_MDIO_MODE); |
a198c142 | 1432 | |
3c9ada22 | 1433 | if (USES_WARPCORE(bp)) |
55386fe8 | 1434 | clc_cnt = 74L << EMAC_MDIO_MODE_CLOCK_CNT_BITSHIFT; |
3c9ada22 | 1435 | else |
55386fe8 | 1436 | clc_cnt = 49L << EMAC_MDIO_MODE_CLOCK_CNT_BITSHIFT; |
a198c142 | 1437 | |
55386fe8 YR |
1438 | if (((cur_mode & EMAC_MDIO_MODE_CLOCK_CNT) == clc_cnt) && |
1439 | (cur_mode & (EMAC_MDIO_MODE_CLAUSE_45))) | |
1440 | return; | |
1441 | ||
1442 | new_mode = cur_mode & | |
1443 | ~(EMAC_MDIO_MODE_AUTO_POLL | EMAC_MDIO_MODE_CLOCK_CNT); | |
1444 | new_mode |= clc_cnt; | |
1445 | new_mode |= (EMAC_MDIO_MODE_CLAUSE_45); | |
a198c142 | 1446 | |
55386fe8 YR |
1447 | DP(NETIF_MSG_LINK, "Changing emac_mode from 0x%x to 0x%x\n", |
1448 | cur_mode, new_mode); | |
1449 | REG_WR(bp, emac_base + EMAC_REG_EMAC_MDIO_MODE, new_mode); | |
a198c142 YR |
1450 | udelay(40); |
1451 | } | |
55386fe8 YR |
1452 | |
1453 | static void bnx2x_set_mdio_emac_per_phy(struct bnx2x *bp, | |
1454 | struct link_params *params) | |
1455 | { | |
1456 | u8 phy_index; | |
1457 | /* Set mdio clock per phy */ | |
1458 | for (phy_index = INT_PHY; phy_index < params->num_phys; | |
1459 | phy_index++) | |
1460 | bnx2x_set_mdio_clk(bp, params->chip_id, | |
1461 | params->phy[phy_index].mdio_ctrl); | |
1462 | } | |
1463 | ||
2f751a80 YR |
1464 | static u8 bnx2x_is_4_port_mode(struct bnx2x *bp) |
1465 | { | |
1466 | u32 port4mode_ovwr_val; | |
1467 | /* Check 4-port override enabled */ | |
1468 | port4mode_ovwr_val = REG_RD(bp, MISC_REG_PORT4MODE_EN_OVWR); | |
1469 | if (port4mode_ovwr_val & (1<<0)) { | |
1470 | /* Return 4-port mode override value */ | |
1471 | return ((port4mode_ovwr_val & (1<<1)) == (1<<1)); | |
1472 | } | |
1473 | /* Return 4-port mode from input pin */ | |
1474 | return (u8)REG_RD(bp, MISC_REG_PORT4MODE_EN); | |
1475 | } | |
a198c142 | 1476 | |
ea4e040a | 1477 | static void bnx2x_emac_init(struct link_params *params, |
cd88ccee | 1478 | struct link_vars *vars) |
ea4e040a YR |
1479 | { |
1480 | /* reset and unreset the emac core */ | |
1481 | struct bnx2x *bp = params->bp; | |
1482 | u8 port = params->port; | |
1483 | u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; | |
1484 | u32 val; | |
1485 | u16 timeout; | |
1486 | ||
1487 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, | |
cd88ccee | 1488 | (MISC_REGISTERS_RESET_REG_2_RST_EMAC0_HARD_CORE << port)); |
ea4e040a YR |
1489 | udelay(5); |
1490 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, | |
cd88ccee | 1491 | (MISC_REGISTERS_RESET_REG_2_RST_EMAC0_HARD_CORE << port)); |
ea4e040a YR |
1492 | |
1493 | /* init emac - use read-modify-write */ | |
1494 | /* self clear reset */ | |
1495 | val = REG_RD(bp, emac_base + EMAC_REG_EMAC_MODE); | |
3196a88a | 1496 | EMAC_WR(bp, EMAC_REG_EMAC_MODE, (val | EMAC_MODE_RESET)); |
ea4e040a YR |
1497 | |
1498 | timeout = 200; | |
3196a88a | 1499 | do { |
ea4e040a YR |
1500 | val = REG_RD(bp, emac_base + EMAC_REG_EMAC_MODE); |
1501 | DP(NETIF_MSG_LINK, "EMAC reset reg is %u\n", val); | |
1502 | if (!timeout) { | |
1503 | DP(NETIF_MSG_LINK, "EMAC timeout!\n"); | |
1504 | return; | |
1505 | } | |
1506 | timeout--; | |
3196a88a | 1507 | } while (val & EMAC_MODE_RESET); |
55386fe8 YR |
1508 | |
1509 | bnx2x_set_mdio_emac_per_phy(bp, params); | |
ea4e040a YR |
1510 | /* Set mac address */ |
1511 | val = ((params->mac_addr[0] << 8) | | |
1512 | params->mac_addr[1]); | |
3196a88a | 1513 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH, val); |
ea4e040a YR |
1514 | |
1515 | val = ((params->mac_addr[2] << 24) | | |
1516 | (params->mac_addr[3] << 16) | | |
1517 | (params->mac_addr[4] << 8) | | |
1518 | params->mac_addr[5]); | |
3196a88a | 1519 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + 4, val); |
ea4e040a YR |
1520 | } |
1521 | ||
9380bb9e YR |
1522 | static void bnx2x_set_xumac_nig(struct link_params *params, |
1523 | u16 tx_pause_en, | |
1524 | u8 enable) | |
1525 | { | |
1526 | struct bnx2x *bp = params->bp; | |
1527 | ||
1528 | REG_WR(bp, params->port ? NIG_REG_P1_MAC_IN_EN : NIG_REG_P0_MAC_IN_EN, | |
1529 | enable); | |
1530 | REG_WR(bp, params->port ? NIG_REG_P1_MAC_OUT_EN : NIG_REG_P0_MAC_OUT_EN, | |
1531 | enable); | |
1532 | REG_WR(bp, params->port ? NIG_REG_P1_MAC_PAUSE_OUT_EN : | |
1533 | NIG_REG_P0_MAC_PAUSE_OUT_EN, tx_pause_en); | |
1534 | } | |
1535 | ||
d3a8f13b | 1536 | static void bnx2x_set_umac_rxtx(struct link_params *params, u8 en) |
ce7c0489 YR |
1537 | { |
1538 | u32 umac_base = params->port ? GRCBASE_UMAC1 : GRCBASE_UMAC0; | |
d3a8f13b | 1539 | u32 val; |
ce7c0489 YR |
1540 | struct bnx2x *bp = params->bp; |
1541 | if (!(REG_RD(bp, MISC_REG_RESET_REG_2) & | |
1542 | (MISC_REGISTERS_RESET_REG_2_UMAC0 << params->port))) | |
1543 | return; | |
d3a8f13b YR |
1544 | val = REG_RD(bp, umac_base + UMAC_REG_COMMAND_CONFIG); |
1545 | if (en) | |
1546 | val |= (UMAC_COMMAND_CONFIG_REG_TX_ENA | | |
1547 | UMAC_COMMAND_CONFIG_REG_RX_ENA); | |
1548 | else | |
1549 | val &= ~(UMAC_COMMAND_CONFIG_REG_TX_ENA | | |
1550 | UMAC_COMMAND_CONFIG_REG_RX_ENA); | |
ce7c0489 | 1551 | /* Disable RX and TX */ |
d3a8f13b | 1552 | REG_WR(bp, umac_base + UMAC_REG_COMMAND_CONFIG, val); |
ce7c0489 YR |
1553 | } |
1554 | ||
9380bb9e YR |
1555 | static void bnx2x_umac_enable(struct link_params *params, |
1556 | struct link_vars *vars, u8 lb) | |
1557 | { | |
1558 | u32 val; | |
1559 | u32 umac_base = params->port ? GRCBASE_UMAC1 : GRCBASE_UMAC0; | |
1560 | struct bnx2x *bp = params->bp; | |
1561 | /* Reset UMAC */ | |
1562 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, | |
1563 | (MISC_REGISTERS_RESET_REG_2_UMAC0 << params->port)); | |
d231023e | 1564 | usleep_range(1000, 2000); |
9380bb9e YR |
1565 | |
1566 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, | |
1567 | (MISC_REGISTERS_RESET_REG_2_UMAC0 << params->port)); | |
1568 | ||
1569 | DP(NETIF_MSG_LINK, "enabling UMAC\n"); | |
1570 | ||
9380bb9e YR |
1571 | /* This register opens the gate for the UMAC despite its name */ |
1572 | REG_WR(bp, NIG_REG_EGRESS_EMAC0_PORT + params->port*4, 1); | |
1573 | ||
1574 | val = UMAC_COMMAND_CONFIG_REG_PROMIS_EN | | |
1575 | UMAC_COMMAND_CONFIG_REG_PAD_EN | | |
1576 | UMAC_COMMAND_CONFIG_REG_SW_RESET | | |
1577 | UMAC_COMMAND_CONFIG_REG_NO_LGTH_CHECK; | |
1578 | switch (vars->line_speed) { | |
1579 | case SPEED_10: | |
1580 | val |= (0<<2); | |
1581 | break; | |
1582 | case SPEED_100: | |
1583 | val |= (1<<2); | |
1584 | break; | |
1585 | case SPEED_1000: | |
1586 | val |= (2<<2); | |
1587 | break; | |
1588 | case SPEED_2500: | |
1589 | val |= (3<<2); | |
1590 | break; | |
1591 | default: | |
1592 | DP(NETIF_MSG_LINK, "Invalid speed for UMAC %d\n", | |
1593 | vars->line_speed); | |
1594 | break; | |
1595 | } | |
9d5b36be YR |
1596 | if (!(vars->flow_ctrl & BNX2X_FLOW_CTRL_TX)) |
1597 | val |= UMAC_COMMAND_CONFIG_REG_IGNORE_TX_PAUSE; | |
1598 | ||
1599 | if (!(vars->flow_ctrl & BNX2X_FLOW_CTRL_RX)) | |
1600 | val |= UMAC_COMMAND_CONFIG_REG_PAUSE_IGNORE; | |
1601 | ||
e18c56b2 MY |
1602 | if (vars->duplex == DUPLEX_HALF) |
1603 | val |= UMAC_COMMAND_CONFIG_REG_HD_ENA; | |
1604 | ||
9380bb9e YR |
1605 | REG_WR(bp, umac_base + UMAC_REG_COMMAND_CONFIG, val); |
1606 | udelay(50); | |
1607 | ||
26964bb7 YM |
1608 | /* Configure UMAC for EEE */ |
1609 | if (vars->eee_status & SHMEM_EEE_ADV_STATUS_MASK) { | |
1610 | DP(NETIF_MSG_LINK, "configured UMAC for EEE\n"); | |
1611 | REG_WR(bp, umac_base + UMAC_REG_UMAC_EEE_CTRL, | |
1612 | UMAC_UMAC_EEE_CTRL_REG_EEE_EN); | |
1613 | REG_WR(bp, umac_base + UMAC_REG_EEE_WAKE_TIMER, 0x11); | |
1614 | } else { | |
1615 | REG_WR(bp, umac_base + UMAC_REG_UMAC_EEE_CTRL, 0x0); | |
1616 | } | |
1617 | ||
b8d6d082 YR |
1618 | /* Set MAC address for source TX Pause/PFC frames (under SW reset) */ |
1619 | REG_WR(bp, umac_base + UMAC_REG_MAC_ADDR0, | |
1620 | ((params->mac_addr[2] << 24) | | |
1621 | (params->mac_addr[3] << 16) | | |
1622 | (params->mac_addr[4] << 8) | | |
1623 | (params->mac_addr[5]))); | |
1624 | REG_WR(bp, umac_base + UMAC_REG_MAC_ADDR1, | |
1625 | ((params->mac_addr[0] << 8) | | |
1626 | (params->mac_addr[1]))); | |
1627 | ||
9380bb9e YR |
1628 | /* Enable RX and TX */ |
1629 | val &= ~UMAC_COMMAND_CONFIG_REG_PAD_EN; | |
1630 | val |= UMAC_COMMAND_CONFIG_REG_TX_ENA | | |
3c9ada22 | 1631 | UMAC_COMMAND_CONFIG_REG_RX_ENA; |
9380bb9e YR |
1632 | REG_WR(bp, umac_base + UMAC_REG_COMMAND_CONFIG, val); |
1633 | udelay(50); | |
1634 | ||
1635 | /* Remove SW Reset */ | |
1636 | val &= ~UMAC_COMMAND_CONFIG_REG_SW_RESET; | |
1637 | ||
1638 | /* Check loopback mode */ | |
1639 | if (lb) | |
1640 | val |= UMAC_COMMAND_CONFIG_REG_LOOP_ENA; | |
1641 | REG_WR(bp, umac_base + UMAC_REG_COMMAND_CONFIG, val); | |
1642 | ||
8f73f0b9 | 1643 | /* Maximum Frame Length (RW). Defines a 14-Bit maximum frame |
9380bb9e YR |
1644 | * length used by the MAC receive logic to check frames. |
1645 | */ | |
1646 | REG_WR(bp, umac_base + UMAC_REG_MAXFR, 0x2710); | |
1647 | bnx2x_set_xumac_nig(params, | |
1648 | ((vars->flow_ctrl & BNX2X_FLOW_CTRL_TX) != 0), 1); | |
1649 | vars->mac_type = MAC_TYPE_UMAC; | |
1650 | ||
1651 | } | |
1652 | ||
9380bb9e | 1653 | /* Define the XMAC mode */ |
ce7c0489 | 1654 | static void bnx2x_xmac_init(struct link_params *params, u32 max_speed) |
9380bb9e | 1655 | { |
ce7c0489 | 1656 | struct bnx2x *bp = params->bp; |
9380bb9e YR |
1657 | u32 is_port4mode = bnx2x_is_4_port_mode(bp); |
1658 | ||
8f73f0b9 | 1659 | /* In 4-port mode, need to set the mode only once, so if XMAC is |
2f751a80 YR |
1660 | * already out of reset, it means the mode has already been set, |
1661 | * and it must not* reset the XMAC again, since it controls both | |
1662 | * ports of the path | |
1663 | */ | |
9380bb9e | 1664 | |
4e7b4997 YR |
1665 | if (((CHIP_NUM(bp) == CHIP_NUM_57840_4_10) || |
1666 | (CHIP_NUM(bp) == CHIP_NUM_57840_2_20) || | |
1667 | (CHIP_NUM(bp) == CHIP_NUM_57840_OBSOLETE)) && | |
1668 | is_port4mode && | |
ce7c0489 | 1669 | (REG_RD(bp, MISC_REG_RESET_REG_2) & |
9380bb9e | 1670 | MISC_REGISTERS_RESET_REG_2_XMAC)) { |
94f05b0f JP |
1671 | DP(NETIF_MSG_LINK, |
1672 | "XMAC already out of reset in 4-port mode\n"); | |
9380bb9e YR |
1673 | return; |
1674 | } | |
1675 | ||
1676 | /* Hard reset */ | |
1677 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, | |
1678 | MISC_REGISTERS_RESET_REG_2_XMAC); | |
d231023e | 1679 | usleep_range(1000, 2000); |
9380bb9e YR |
1680 | |
1681 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, | |
1682 | MISC_REGISTERS_RESET_REG_2_XMAC); | |
1683 | if (is_port4mode) { | |
1684 | DP(NETIF_MSG_LINK, "Init XMAC to 2 ports x 10G per path\n"); | |
1685 | ||
8f73f0b9 | 1686 | /* Set the number of ports on the system side to up to 2 */ |
9380bb9e YR |
1687 | REG_WR(bp, MISC_REG_XMAC_CORE_PORT_MODE, 1); |
1688 | ||
1689 | /* Set the number of ports on the Warp Core to 10G */ | |
1690 | REG_WR(bp, MISC_REG_XMAC_PHY_PORT_MODE, 3); | |
1691 | } else { | |
8f73f0b9 | 1692 | /* Set the number of ports on the system side to 1 */ |
9380bb9e YR |
1693 | REG_WR(bp, MISC_REG_XMAC_CORE_PORT_MODE, 0); |
1694 | if (max_speed == SPEED_10000) { | |
94f05b0f JP |
1695 | DP(NETIF_MSG_LINK, |
1696 | "Init XMAC to 10G x 1 port per path\n"); | |
9380bb9e YR |
1697 | /* Set the number of ports on the Warp Core to 10G */ |
1698 | REG_WR(bp, MISC_REG_XMAC_PHY_PORT_MODE, 3); | |
1699 | } else { | |
94f05b0f JP |
1700 | DP(NETIF_MSG_LINK, |
1701 | "Init XMAC to 20G x 2 ports per path\n"); | |
9380bb9e YR |
1702 | /* Set the number of ports on the Warp Core to 20G */ |
1703 | REG_WR(bp, MISC_REG_XMAC_PHY_PORT_MODE, 1); | |
1704 | } | |
1705 | } | |
1706 | /* Soft reset */ | |
1707 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, | |
1708 | MISC_REGISTERS_RESET_REG_2_XMAC_SOFT); | |
d231023e | 1709 | usleep_range(1000, 2000); |
9380bb9e YR |
1710 | |
1711 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, | |
1712 | MISC_REGISTERS_RESET_REG_2_XMAC_SOFT); | |
1713 | ||
1714 | } | |
1715 | ||
d3a8f13b | 1716 | static void bnx2x_set_xmac_rxtx(struct link_params *params, u8 en) |
9380bb9e YR |
1717 | { |
1718 | u8 port = params->port; | |
1719 | struct bnx2x *bp = params->bp; | |
b5077662 | 1720 | u32 pfc_ctrl, xmac_base = (port) ? GRCBASE_XMAC1 : GRCBASE_XMAC0; |
d3a8f13b | 1721 | u32 val; |
9380bb9e YR |
1722 | |
1723 | if (REG_RD(bp, MISC_REG_RESET_REG_2) & | |
1724 | MISC_REGISTERS_RESET_REG_2_XMAC) { | |
8f73f0b9 | 1725 | /* Send an indication to change the state in the NIG back to XON |
b5077662 YR |
1726 | * Clearing this bit enables the next set of this bit to get |
1727 | * rising edge | |
1728 | */ | |
1729 | pfc_ctrl = REG_RD(bp, xmac_base + XMAC_REG_PFC_CTRL_HI); | |
1730 | REG_WR(bp, xmac_base + XMAC_REG_PFC_CTRL_HI, | |
1731 | (pfc_ctrl & ~(1<<1))); | |
1732 | REG_WR(bp, xmac_base + XMAC_REG_PFC_CTRL_HI, | |
1733 | (pfc_ctrl | (1<<1))); | |
9380bb9e | 1734 | DP(NETIF_MSG_LINK, "Disable XMAC on port %x\n", port); |
d3a8f13b YR |
1735 | val = REG_RD(bp, xmac_base + XMAC_REG_CTRL); |
1736 | if (en) | |
1737 | val |= (XMAC_CTRL_REG_TX_EN | XMAC_CTRL_REG_RX_EN); | |
1738 | else | |
1739 | val &= ~(XMAC_CTRL_REG_TX_EN | XMAC_CTRL_REG_RX_EN); | |
1740 | REG_WR(bp, xmac_base + XMAC_REG_CTRL, val); | |
9380bb9e YR |
1741 | } |
1742 | } | |
1743 | ||
1744 | static int bnx2x_xmac_enable(struct link_params *params, | |
1745 | struct link_vars *vars, u8 lb) | |
1746 | { | |
1747 | u32 val, xmac_base; | |
1748 | struct bnx2x *bp = params->bp; | |
1749 | DP(NETIF_MSG_LINK, "enabling XMAC\n"); | |
1750 | ||
1751 | xmac_base = (params->port) ? GRCBASE_XMAC1 : GRCBASE_XMAC0; | |
1752 | ||
ce7c0489 | 1753 | bnx2x_xmac_init(params, vars->line_speed); |
9380bb9e | 1754 | |
8f73f0b9 | 1755 | /* This register determines on which events the MAC will assert |
9380bb9e YR |
1756 | * error on the i/f to the NIG along w/ EOP. |
1757 | */ | |
1758 | ||
8f73f0b9 | 1759 | /* This register tells the NIG whether to send traffic to UMAC |
9380bb9e YR |
1760 | * or XMAC |
1761 | */ | |
1762 | REG_WR(bp, NIG_REG_EGRESS_EMAC0_PORT + params->port*4, 0); | |
1763 | ||
4e7b4997 YR |
1764 | /* When XMAC is in XLGMII mode, disable sending idles for fault |
1765 | * detection. | |
1766 | */ | |
1767 | if (!(params->phy[INT_PHY].flags & FLAGS_TX_ERROR_CHECK)) { | |
1768 | REG_WR(bp, xmac_base + XMAC_REG_RX_LSS_CTRL, | |
1769 | (XMAC_RX_LSS_CTRL_REG_LOCAL_FAULT_DISABLE | | |
1770 | XMAC_RX_LSS_CTRL_REG_REMOTE_FAULT_DISABLE)); | |
1771 | REG_WR(bp, xmac_base + XMAC_REG_CLEAR_RX_LSS_STATUS, 0); | |
1772 | REG_WR(bp, xmac_base + XMAC_REG_CLEAR_RX_LSS_STATUS, | |
1773 | XMAC_CLEAR_RX_LSS_STATUS_REG_CLEAR_LOCAL_FAULT_STATUS | | |
1774 | XMAC_CLEAR_RX_LSS_STATUS_REG_CLEAR_REMOTE_FAULT_STATUS); | |
1775 | } | |
9380bb9e YR |
1776 | /* Set Max packet size */ |
1777 | REG_WR(bp, xmac_base + XMAC_REG_RX_MAX_SIZE, 0x2710); | |
1778 | ||
1779 | /* CRC append for Tx packets */ | |
1780 | REG_WR(bp, xmac_base + XMAC_REG_TX_CTRL, 0xC800); | |
1781 | ||
1782 | /* update PFC */ | |
1783 | bnx2x_update_pfc_xmac(params, vars, 0); | |
1784 | ||
c8c60d88 YM |
1785 | if (vars->eee_status & SHMEM_EEE_ADV_STATUS_MASK) { |
1786 | DP(NETIF_MSG_LINK, "Setting XMAC for EEE\n"); | |
1787 | REG_WR(bp, xmac_base + XMAC_REG_EEE_TIMERS_HI, 0x1380008); | |
1788 | REG_WR(bp, xmac_base + XMAC_REG_EEE_CTRL, 0x1); | |
1789 | } else { | |
1790 | REG_WR(bp, xmac_base + XMAC_REG_EEE_CTRL, 0x0); | |
1791 | } | |
1792 | ||
9380bb9e YR |
1793 | /* Enable TX and RX */ |
1794 | val = XMAC_CTRL_REG_TX_EN | XMAC_CTRL_REG_RX_EN; | |
1795 | ||
4e7b4997 YR |
1796 | /* Set MAC in XLGMII mode for dual-mode */ |
1797 | if ((vars->line_speed == SPEED_20000) && | |
1798 | (params->phy[INT_PHY].supported & | |
1799 | SUPPORTED_20000baseKR2_Full)) | |
1800 | val |= XMAC_CTRL_REG_XLGMII_ALIGN_ENB; | |
1801 | ||
9380bb9e YR |
1802 | /* Check loopback mode */ |
1803 | if (lb) | |
4d7e25d6 | 1804 | val |= XMAC_CTRL_REG_LINE_LOCAL_LPBK; |
9380bb9e YR |
1805 | REG_WR(bp, xmac_base + XMAC_REG_CTRL, val); |
1806 | bnx2x_set_xumac_nig(params, | |
1807 | ((vars->flow_ctrl & BNX2X_FLOW_CTRL_TX) != 0), 1); | |
1808 | ||
1809 | vars->mac_type = MAC_TYPE_XMAC; | |
1810 | ||
1811 | return 0; | |
1812 | } | |
2f751a80 | 1813 | |
fcf5b650 | 1814 | static int bnx2x_emac_enable(struct link_params *params, |
9045f6b4 | 1815 | struct link_vars *vars, u8 lb) |
ea4e040a YR |
1816 | { |
1817 | struct bnx2x *bp = params->bp; | |
1818 | u8 port = params->port; | |
1819 | u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; | |
1820 | u32 val; | |
1821 | ||
1822 | DP(NETIF_MSG_LINK, "enabling EMAC\n"); | |
1823 | ||
de6f3377 YR |
1824 | /* Disable BMAC */ |
1825 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, | |
1826 | (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port)); | |
1827 | ||
ea4e040a YR |
1828 | /* enable emac and not bmac */ |
1829 | REG_WR(bp, NIG_REG_EGRESS_EMAC0_PORT + port*4, 1); | |
1830 | ||
ea4e040a YR |
1831 | /* ASIC */ |
1832 | if (vars->phy_flags & PHY_XGXS_FLAG) { | |
1833 | u32 ser_lane = ((params->lane_config & | |
cd88ccee YR |
1834 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >> |
1835 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT); | |
ea4e040a YR |
1836 | |
1837 | DP(NETIF_MSG_LINK, "XGXS\n"); | |
1838 | /* select the master lanes (out of 0-3) */ | |
cd88ccee | 1839 | REG_WR(bp, NIG_REG_XGXS_LANE_SEL_P0 + port*4, ser_lane); |
ea4e040a | 1840 | /* select XGXS */ |
cd88ccee | 1841 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + port*4, 1); |
ea4e040a YR |
1842 | |
1843 | } else { /* SerDes */ | |
1844 | DP(NETIF_MSG_LINK, "SerDes\n"); | |
1845 | /* select SerDes */ | |
cd88ccee | 1846 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + port*4, 0); |
ea4e040a YR |
1847 | } |
1848 | ||
811a2f2d | 1849 | bnx2x_bits_en(bp, emac_base + EMAC_REG_EMAC_RX_MODE, |
cd88ccee | 1850 | EMAC_RX_MODE_RESET); |
811a2f2d | 1851 | bnx2x_bits_en(bp, emac_base + EMAC_REG_EMAC_TX_MODE, |
cd88ccee | 1852 | EMAC_TX_MODE_RESET); |
ea4e040a | 1853 | |
ea4e040a YR |
1854 | /* pause enable/disable */ |
1855 | bnx2x_bits_dis(bp, emac_base + EMAC_REG_EMAC_RX_MODE, | |
1856 | EMAC_RX_MODE_FLOW_EN); | |
ea4e040a YR |
1857 | |
1858 | bnx2x_bits_dis(bp, emac_base + EMAC_REG_EMAC_TX_MODE, | |
bcab15c5 VZ |
1859 | (EMAC_TX_MODE_EXT_PAUSE_EN | |
1860 | EMAC_TX_MODE_FLOW_EN)); | |
1861 | if (!(params->feature_config_flags & | |
1862 | FEATURE_CONFIG_PFC_ENABLED)) { | |
1863 | if (vars->flow_ctrl & BNX2X_FLOW_CTRL_RX) | |
1864 | bnx2x_bits_en(bp, emac_base + | |
1865 | EMAC_REG_EMAC_RX_MODE, | |
1866 | EMAC_RX_MODE_FLOW_EN); | |
1867 | ||
1868 | if (vars->flow_ctrl & BNX2X_FLOW_CTRL_TX) | |
1869 | bnx2x_bits_en(bp, emac_base + | |
1870 | EMAC_REG_EMAC_TX_MODE, | |
1871 | (EMAC_TX_MODE_EXT_PAUSE_EN | | |
1872 | EMAC_TX_MODE_FLOW_EN)); | |
1873 | } else | |
1874 | bnx2x_bits_en(bp, emac_base + EMAC_REG_EMAC_TX_MODE, | |
1875 | EMAC_TX_MODE_FLOW_EN); | |
ea4e040a YR |
1876 | |
1877 | /* KEEP_VLAN_TAG, promiscuous */ | |
1878 | val = REG_RD(bp, emac_base + EMAC_REG_EMAC_RX_MODE); | |
1879 | val |= EMAC_RX_MODE_KEEP_VLAN_TAG | EMAC_RX_MODE_PROMISCUOUS; | |
bcab15c5 | 1880 | |
8f73f0b9 | 1881 | /* Setting this bit causes MAC control frames (except for pause |
2cf7acf9 YR |
1882 | * frames) to be passed on for processing. This setting has no |
1883 | * affect on the operation of the pause frames. This bit effects | |
1884 | * all packets regardless of RX Parser packet sorting logic. | |
1885 | * Turn the PFC off to make sure we are in Xon state before | |
1886 | * enabling it. | |
1887 | */ | |
bcab15c5 VZ |
1888 | EMAC_WR(bp, EMAC_REG_RX_PFC_MODE, 0); |
1889 | if (params->feature_config_flags & FEATURE_CONFIG_PFC_ENABLED) { | |
1890 | DP(NETIF_MSG_LINK, "PFC is enabled\n"); | |
1891 | /* Enable PFC again */ | |
1892 | EMAC_WR(bp, EMAC_REG_RX_PFC_MODE, | |
1893 | EMAC_REG_RX_PFC_MODE_RX_EN | | |
1894 | EMAC_REG_RX_PFC_MODE_TX_EN | | |
1895 | EMAC_REG_RX_PFC_MODE_PRIORITIES); | |
1896 | ||
1897 | EMAC_WR(bp, EMAC_REG_RX_PFC_PARAM, | |
1898 | ((0x0101 << | |
1899 | EMAC_REG_RX_PFC_PARAM_OPCODE_BITSHIFT) | | |
1900 | (0x00ff << | |
1901 | EMAC_REG_RX_PFC_PARAM_PRIORITY_EN_BITSHIFT))); | |
1902 | val |= EMAC_RX_MODE_KEEP_MAC_CONTROL; | |
1903 | } | |
3196a88a | 1904 | EMAC_WR(bp, EMAC_REG_EMAC_RX_MODE, val); |
ea4e040a YR |
1905 | |
1906 | /* Set Loopback */ | |
1907 | val = REG_RD(bp, emac_base + EMAC_REG_EMAC_MODE); | |
1908 | if (lb) | |
1909 | val |= 0x810; | |
1910 | else | |
1911 | val &= ~0x810; | |
3196a88a | 1912 | EMAC_WR(bp, EMAC_REG_EMAC_MODE, val); |
ea4e040a | 1913 | |
d231023e | 1914 | /* Enable emac */ |
6c55c3cd EG |
1915 | REG_WR(bp, NIG_REG_NIG_EMAC0_EN + port*4, 1); |
1916 | ||
d231023e | 1917 | /* Enable emac for jumbo packets */ |
3196a88a | 1918 | EMAC_WR(bp, EMAC_REG_EMAC_RX_MTU_SIZE, |
ea4e040a YR |
1919 | (EMAC_RX_MTU_SIZE_JUMBO_ENA | |
1920 | (ETH_MAX_JUMBO_PACKET_SIZE + ETH_OVREHEAD))); | |
1921 | ||
d231023e | 1922 | /* Strip CRC */ |
ea4e040a YR |
1923 | REG_WR(bp, NIG_REG_NIG_INGRESS_EMAC0_NO_CRC + port*4, 0x1); |
1924 | ||
d231023e | 1925 | /* Disable the NIG in/out to the bmac */ |
ea4e040a YR |
1926 | REG_WR(bp, NIG_REG_BMAC0_IN_EN + port*4, 0x0); |
1927 | REG_WR(bp, NIG_REG_BMAC0_PAUSE_OUT_EN + port*4, 0x0); | |
1928 | REG_WR(bp, NIG_REG_BMAC0_OUT_EN + port*4, 0x0); | |
1929 | ||
d231023e | 1930 | /* Enable the NIG in/out to the emac */ |
ea4e040a YR |
1931 | REG_WR(bp, NIG_REG_EMAC0_IN_EN + port*4, 0x1); |
1932 | val = 0; | |
bcab15c5 VZ |
1933 | if ((params->feature_config_flags & |
1934 | FEATURE_CONFIG_PFC_ENABLED) || | |
1935 | (vars->flow_ctrl & BNX2X_FLOW_CTRL_TX)) | |
ea4e040a YR |
1936 | val = 1; |
1937 | ||
1938 | REG_WR(bp, NIG_REG_EMAC0_PAUSE_OUT_EN + port*4, val); | |
1939 | REG_WR(bp, NIG_REG_EGRESS_EMAC0_OUT_EN + port*4, 0x1); | |
1940 | ||
02a23165 | 1941 | REG_WR(bp, NIG_REG_BMAC0_REGS_OUT_EN + port*4, 0x0); |
ea4e040a YR |
1942 | |
1943 | vars->mac_type = MAC_TYPE_EMAC; | |
1944 | return 0; | |
1945 | } | |
1946 | ||
bcab15c5 VZ |
1947 | static void bnx2x_update_pfc_bmac1(struct link_params *params, |
1948 | struct link_vars *vars) | |
1949 | { | |
1950 | u32 wb_data[2]; | |
1951 | struct bnx2x *bp = params->bp; | |
1952 | u32 bmac_addr = params->port ? NIG_REG_INGRESS_BMAC1_MEM : | |
1953 | NIG_REG_INGRESS_BMAC0_MEM; | |
1954 | ||
1955 | u32 val = 0x14; | |
1956 | if ((!(params->feature_config_flags & | |
1957 | FEATURE_CONFIG_PFC_ENABLED)) && | |
1958 | (vars->flow_ctrl & BNX2X_FLOW_CTRL_RX)) | |
1959 | /* Enable BigMAC to react on received Pause packets */ | |
1960 | val |= (1<<5); | |
1961 | wb_data[0] = val; | |
1962 | wb_data[1] = 0; | |
1963 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_RX_CONTROL, wb_data, 2); | |
1964 | ||
d231023e | 1965 | /* TX control */ |
bcab15c5 VZ |
1966 | val = 0xc0; |
1967 | if (!(params->feature_config_flags & | |
1968 | FEATURE_CONFIG_PFC_ENABLED) && | |
1969 | (vars->flow_ctrl & BNX2X_FLOW_CTRL_TX)) | |
1970 | val |= 0x800000; | |
1971 | wb_data[0] = val; | |
1972 | wb_data[1] = 0; | |
1973 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_TX_CONTROL, wb_data, 2); | |
1974 | } | |
1975 | ||
1976 | static void bnx2x_update_pfc_bmac2(struct link_params *params, | |
1977 | struct link_vars *vars, | |
1978 | u8 is_lb) | |
f2e0899f | 1979 | { |
8f73f0b9 | 1980 | /* Set rx control: Strip CRC and enable BigMAC to relay |
f2e0899f DK |
1981 | * control packets to the system as well |
1982 | */ | |
1983 | u32 wb_data[2]; | |
1984 | struct bnx2x *bp = params->bp; | |
1985 | u32 bmac_addr = params->port ? NIG_REG_INGRESS_BMAC1_MEM : | |
1986 | NIG_REG_INGRESS_BMAC0_MEM; | |
1987 | u32 val = 0x14; | |
ea4e040a | 1988 | |
bcab15c5 VZ |
1989 | if ((!(params->feature_config_flags & |
1990 | FEATURE_CONFIG_PFC_ENABLED)) && | |
1991 | (vars->flow_ctrl & BNX2X_FLOW_CTRL_RX)) | |
f2e0899f DK |
1992 | /* Enable BigMAC to react on received Pause packets */ |
1993 | val |= (1<<5); | |
1994 | wb_data[0] = val; | |
1995 | wb_data[1] = 0; | |
cd88ccee | 1996 | REG_WR_DMAE(bp, bmac_addr + BIGMAC2_REGISTER_RX_CONTROL, wb_data, 2); |
f2e0899f | 1997 | udelay(30); |
ea4e040a | 1998 | |
f2e0899f DK |
1999 | /* Tx control */ |
2000 | val = 0xc0; | |
bcab15c5 VZ |
2001 | if (!(params->feature_config_flags & |
2002 | FEATURE_CONFIG_PFC_ENABLED) && | |
2003 | (vars->flow_ctrl & BNX2X_FLOW_CTRL_TX)) | |
f2e0899f DK |
2004 | val |= 0x800000; |
2005 | wb_data[0] = val; | |
2006 | wb_data[1] = 0; | |
bcab15c5 VZ |
2007 | REG_WR_DMAE(bp, bmac_addr + BIGMAC2_REGISTER_TX_CONTROL, wb_data, 2); |
2008 | ||
2009 | if (params->feature_config_flags & FEATURE_CONFIG_PFC_ENABLED) { | |
2010 | DP(NETIF_MSG_LINK, "PFC is enabled\n"); | |
2011 | /* Enable PFC RX & TX & STATS and set 8 COS */ | |
2012 | wb_data[0] = 0x0; | |
2013 | wb_data[0] |= (1<<0); /* RX */ | |
2014 | wb_data[0] |= (1<<1); /* TX */ | |
2015 | wb_data[0] |= (1<<2); /* Force initial Xon */ | |
2016 | wb_data[0] |= (1<<3); /* 8 cos */ | |
2017 | wb_data[0] |= (1<<5); /* STATS */ | |
2018 | wb_data[1] = 0; | |
2019 | REG_WR_DMAE(bp, bmac_addr + BIGMAC2_REGISTER_PFC_CONTROL, | |
2020 | wb_data, 2); | |
2021 | /* Clear the force Xon */ | |
2022 | wb_data[0] &= ~(1<<2); | |
2023 | } else { | |
2024 | DP(NETIF_MSG_LINK, "PFC is disabled\n"); | |
d231023e | 2025 | /* Disable PFC RX & TX & STATS and set 8 COS */ |
bcab15c5 VZ |
2026 | wb_data[0] = 0x8; |
2027 | wb_data[1] = 0; | |
2028 | } | |
2029 | ||
2030 | REG_WR_DMAE(bp, bmac_addr + BIGMAC2_REGISTER_PFC_CONTROL, wb_data, 2); | |
f2e0899f | 2031 | |
8f73f0b9 | 2032 | /* Set Time (based unit is 512 bit time) between automatic |
2cf7acf9 YR |
2033 | * re-sending of PP packets amd enable automatic re-send of |
2034 | * Per-Priroity Packet as long as pp_gen is asserted and | |
2035 | * pp_disable is low. | |
2036 | */ | |
f2e0899f | 2037 | val = 0x8000; |
bcab15c5 VZ |
2038 | if (params->feature_config_flags & FEATURE_CONFIG_PFC_ENABLED) |
2039 | val |= (1<<16); /* enable automatic re-send */ | |
2040 | ||
f2e0899f DK |
2041 | wb_data[0] = val; |
2042 | wb_data[1] = 0; | |
2043 | REG_WR_DMAE(bp, bmac_addr + BIGMAC2_REGISTER_TX_PAUSE_CONTROL, | |
cd88ccee | 2044 | wb_data, 2); |
f2e0899f DK |
2045 | |
2046 | /* mac control */ | |
2047 | val = 0x3; /* Enable RX and TX */ | |
2048 | if (is_lb) { | |
2049 | val |= 0x4; /* Local loopback */ | |
2050 | DP(NETIF_MSG_LINK, "enable bmac loopback\n"); | |
2051 | } | |
bcab15c5 VZ |
2052 | /* When PFC enabled, Pass pause frames towards the NIG. */ |
2053 | if (params->feature_config_flags & FEATURE_CONFIG_PFC_ENABLED) | |
2054 | val |= ((1<<6)|(1<<5)); | |
f2e0899f DK |
2055 | |
2056 | wb_data[0] = val; | |
2057 | wb_data[1] = 0; | |
cd88ccee | 2058 | REG_WR_DMAE(bp, bmac_addr + BIGMAC2_REGISTER_BMAC_CONTROL, wb_data, 2); |
f2e0899f DK |
2059 | } |
2060 | ||
619c5cb6 VZ |
2061 | /****************************************************************************** |
2062 | * Description: | |
2063 | * This function is needed because NIG ARB_CREDIT_WEIGHT_X are | |
2064 | * not continues and ARB_CREDIT_WEIGHT_0 + offset is suitable. | |
2065 | ******************************************************************************/ | |
d231023e YM |
2066 | static int bnx2x_pfc_nig_rx_priority_mask(struct bnx2x *bp, |
2067 | u8 cos_entry, | |
2068 | u32 priority_mask, u8 port) | |
619c5cb6 VZ |
2069 | { |
2070 | u32 nig_reg_rx_priority_mask_add = 0; | |
2071 | ||
2072 | switch (cos_entry) { | |
2073 | case 0: | |
2074 | nig_reg_rx_priority_mask_add = (port) ? | |
2075 | NIG_REG_P1_RX_COS0_PRIORITY_MASK : | |
2076 | NIG_REG_P0_RX_COS0_PRIORITY_MASK; | |
2077 | break; | |
2078 | case 1: | |
2079 | nig_reg_rx_priority_mask_add = (port) ? | |
2080 | NIG_REG_P1_RX_COS1_PRIORITY_MASK : | |
2081 | NIG_REG_P0_RX_COS1_PRIORITY_MASK; | |
2082 | break; | |
2083 | case 2: | |
2084 | nig_reg_rx_priority_mask_add = (port) ? | |
2085 | NIG_REG_P1_RX_COS2_PRIORITY_MASK : | |
2086 | NIG_REG_P0_RX_COS2_PRIORITY_MASK; | |
2087 | break; | |
2088 | case 3: | |
2089 | if (port) | |
2090 | return -EINVAL; | |
2091 | nig_reg_rx_priority_mask_add = NIG_REG_P0_RX_COS3_PRIORITY_MASK; | |
2092 | break; | |
2093 | case 4: | |
2094 | if (port) | |
2095 | return -EINVAL; | |
2096 | nig_reg_rx_priority_mask_add = NIG_REG_P0_RX_COS4_PRIORITY_MASK; | |
2097 | break; | |
2098 | case 5: | |
2099 | if (port) | |
2100 | return -EINVAL; | |
2101 | nig_reg_rx_priority_mask_add = NIG_REG_P0_RX_COS5_PRIORITY_MASK; | |
2102 | break; | |
2103 | } | |
2104 | ||
2105 | REG_WR(bp, nig_reg_rx_priority_mask_add, priority_mask); | |
2106 | ||
2107 | return 0; | |
2108 | } | |
b8d6d082 YR |
2109 | static void bnx2x_update_mng(struct link_params *params, u32 link_status) |
2110 | { | |
2111 | struct bnx2x *bp = params->bp; | |
2112 | ||
2113 | REG_WR(bp, params->shmem_base + | |
2114 | offsetof(struct shmem_region, | |
2115 | port_mb[params->port].link_status), link_status); | |
2116 | } | |
2117 | ||
4e7b4997 YR |
2118 | static void bnx2x_update_link_attr(struct link_params *params, u32 link_attr) |
2119 | { | |
2120 | struct bnx2x *bp = params->bp; | |
2121 | ||
2122 | if (SHMEM2_HAS(bp, link_attr_sync)) | |
2123 | REG_WR(bp, params->shmem2_base + | |
2124 | offsetof(struct shmem2_region, | |
2125 | link_attr_sync[params->port]), link_attr); | |
2126 | } | |
2127 | ||
bcab15c5 VZ |
2128 | static void bnx2x_update_pfc_nig(struct link_params *params, |
2129 | struct link_vars *vars, | |
2130 | struct bnx2x_nig_brb_pfc_port_params *nig_params) | |
2131 | { | |
2132 | u32 xcm_mask = 0, ppp_enable = 0, pause_enable = 0, llfc_out_en = 0; | |
127302bb | 2133 | u32 llfc_enable = 0, xcm_out_en = 0, hwpfc_enable = 0; |
bcab15c5 | 2134 | u32 pkt_priority_to_cos = 0; |
bcab15c5 | 2135 | struct bnx2x *bp = params->bp; |
9380bb9e YR |
2136 | u8 port = params->port; |
2137 | ||
bcab15c5 VZ |
2138 | int set_pfc = params->feature_config_flags & |
2139 | FEATURE_CONFIG_PFC_ENABLED; | |
2140 | DP(NETIF_MSG_LINK, "updating pfc nig parameters\n"); | |
2141 | ||
8f73f0b9 | 2142 | /* When NIG_LLH0_XCM_MASK_REG_LLHX_XCM_MASK_BCN bit is set |
bcab15c5 VZ |
2143 | * MAC control frames (that are not pause packets) |
2144 | * will be forwarded to the XCM. | |
2145 | */ | |
127302bb YR |
2146 | xcm_mask = REG_RD(bp, port ? NIG_REG_LLH1_XCM_MASK : |
2147 | NIG_REG_LLH0_XCM_MASK); | |
8f73f0b9 | 2148 | /* NIG params will override non PFC params, since it's possible to |
bcab15c5 VZ |
2149 | * do transition from PFC to SAFC |
2150 | */ | |
2151 | if (set_pfc) { | |
2152 | pause_enable = 0; | |
2153 | llfc_out_en = 0; | |
2154 | llfc_enable = 0; | |
9380bb9e YR |
2155 | if (CHIP_IS_E3(bp)) |
2156 | ppp_enable = 0; | |
2157 | else | |
503976e9 | 2158 | ppp_enable = 1; |
bcab15c5 VZ |
2159 | xcm_mask &= ~(port ? NIG_LLH1_XCM_MASK_REG_LLH1_XCM_MASK_BCN : |
2160 | NIG_LLH0_XCM_MASK_REG_LLH0_XCM_MASK_BCN); | |
127302bb YR |
2161 | xcm_out_en = 0; |
2162 | hwpfc_enable = 1; | |
bcab15c5 VZ |
2163 | } else { |
2164 | if (nig_params) { | |
2165 | llfc_out_en = nig_params->llfc_out_en; | |
2166 | llfc_enable = nig_params->llfc_enable; | |
2167 | pause_enable = nig_params->pause_enable; | |
8f73f0b9 | 2168 | } else /* Default non PFC mode - PAUSE */ |
bcab15c5 VZ |
2169 | pause_enable = 1; |
2170 | ||
2171 | xcm_mask |= (port ? NIG_LLH1_XCM_MASK_REG_LLH1_XCM_MASK_BCN : | |
2172 | NIG_LLH0_XCM_MASK_REG_LLH0_XCM_MASK_BCN); | |
127302bb | 2173 | xcm_out_en = 1; |
bcab15c5 VZ |
2174 | } |
2175 | ||
9380bb9e YR |
2176 | if (CHIP_IS_E3(bp)) |
2177 | REG_WR(bp, port ? NIG_REG_BRB1_PAUSE_IN_EN : | |
2178 | NIG_REG_BRB0_PAUSE_IN_EN, pause_enable); | |
bcab15c5 VZ |
2179 | REG_WR(bp, port ? NIG_REG_LLFC_OUT_EN_1 : |
2180 | NIG_REG_LLFC_OUT_EN_0, llfc_out_en); | |
2181 | REG_WR(bp, port ? NIG_REG_LLFC_ENABLE_1 : | |
2182 | NIG_REG_LLFC_ENABLE_0, llfc_enable); | |
2183 | REG_WR(bp, port ? NIG_REG_PAUSE_ENABLE_1 : | |
2184 | NIG_REG_PAUSE_ENABLE_0, pause_enable); | |
2185 | ||
2186 | REG_WR(bp, port ? NIG_REG_PPP_ENABLE_1 : | |
2187 | NIG_REG_PPP_ENABLE_0, ppp_enable); | |
2188 | ||
2189 | REG_WR(bp, port ? NIG_REG_LLH1_XCM_MASK : | |
2190 | NIG_REG_LLH0_XCM_MASK, xcm_mask); | |
2191 | ||
127302bb YR |
2192 | REG_WR(bp, port ? NIG_REG_LLFC_EGRESS_SRC_ENABLE_1 : |
2193 | NIG_REG_LLFC_EGRESS_SRC_ENABLE_0, 0x7); | |
bcab15c5 | 2194 | |
d231023e | 2195 | /* Output enable for RX_XCM # IF */ |
127302bb YR |
2196 | REG_WR(bp, port ? NIG_REG_XCM1_OUT_EN : |
2197 | NIG_REG_XCM0_OUT_EN, xcm_out_en); | |
bcab15c5 VZ |
2198 | |
2199 | /* HW PFC TX enable */ | |
127302bb YR |
2200 | REG_WR(bp, port ? NIG_REG_P1_HWPFC_ENABLE : |
2201 | NIG_REG_P0_HWPFC_ENABLE, hwpfc_enable); | |
bcab15c5 | 2202 | |
bcab15c5 | 2203 | if (nig_params) { |
619c5cb6 | 2204 | u8 i = 0; |
bcab15c5 VZ |
2205 | pkt_priority_to_cos = nig_params->pkt_priority_to_cos; |
2206 | ||
619c5cb6 VZ |
2207 | for (i = 0; i < nig_params->num_of_rx_cos_priority_mask; i++) |
2208 | bnx2x_pfc_nig_rx_priority_mask(bp, i, | |
2209 | nig_params->rx_cos_priority_mask[i], port); | |
bcab15c5 VZ |
2210 | |
2211 | REG_WR(bp, port ? NIG_REG_LLFC_HIGH_PRIORITY_CLASSES_1 : | |
2212 | NIG_REG_LLFC_HIGH_PRIORITY_CLASSES_0, | |
2213 | nig_params->llfc_high_priority_classes); | |
2214 | ||
2215 | REG_WR(bp, port ? NIG_REG_LLFC_LOW_PRIORITY_CLASSES_1 : | |
2216 | NIG_REG_LLFC_LOW_PRIORITY_CLASSES_0, | |
2217 | nig_params->llfc_low_priority_classes); | |
2218 | } | |
2219 | REG_WR(bp, port ? NIG_REG_P1_PKT_PRIORITY_TO_COS : | |
2220 | NIG_REG_P0_PKT_PRIORITY_TO_COS, | |
2221 | pkt_priority_to_cos); | |
2222 | } | |
2223 | ||
9380bb9e | 2224 | int bnx2x_update_pfc(struct link_params *params, |
bcab15c5 VZ |
2225 | struct link_vars *vars, |
2226 | struct bnx2x_nig_brb_pfc_port_params *pfc_params) | |
2227 | { | |
8f73f0b9 | 2228 | /* The PFC and pause are orthogonal to one another, meaning when |
bcab15c5 VZ |
2229 | * PFC is enabled, the pause are disabled, and when PFC is |
2230 | * disabled, pause are set according to the pause result. | |
2231 | */ | |
2232 | u32 val; | |
2233 | struct bnx2x *bp = params->bp; | |
9380bb9e | 2234 | u8 bmac_loopback = (params->loopback_mode == LOOPBACK_BMAC); |
b8d6d082 YR |
2235 | |
2236 | if (params->feature_config_flags & FEATURE_CONFIG_PFC_ENABLED) | |
2237 | vars->link_status |= LINK_STATUS_PFC_ENABLED; | |
2238 | else | |
2239 | vars->link_status &= ~LINK_STATUS_PFC_ENABLED; | |
2240 | ||
2241 | bnx2x_update_mng(params, vars->link_status); | |
2242 | ||
d231023e | 2243 | /* Update NIG params */ |
bcab15c5 VZ |
2244 | bnx2x_update_pfc_nig(params, vars, pfc_params); |
2245 | ||
bcab15c5 | 2246 | if (!vars->link_up) |
b2bda2f7 | 2247 | return 0; |
bcab15c5 VZ |
2248 | |
2249 | DP(NETIF_MSG_LINK, "About to update PFC in BMAC\n"); | |
375944cb YR |
2250 | |
2251 | if (CHIP_IS_E3(bp)) { | |
2252 | if (vars->mac_type == MAC_TYPE_XMAC) | |
2253 | bnx2x_update_pfc_xmac(params, vars, 0); | |
2254 | } else { | |
9380bb9e YR |
2255 | val = REG_RD(bp, MISC_REG_RESET_REG_2); |
2256 | if ((val & | |
3c9ada22 | 2257 | (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << params->port)) |
9380bb9e YR |
2258 | == 0) { |
2259 | DP(NETIF_MSG_LINK, "About to update PFC in EMAC\n"); | |
2260 | bnx2x_emac_enable(params, vars, 0); | |
b2bda2f7 | 2261 | return 0; |
9380bb9e | 2262 | } |
9380bb9e YR |
2263 | if (CHIP_IS_E2(bp)) |
2264 | bnx2x_update_pfc_bmac2(params, vars, bmac_loopback); | |
2265 | else | |
2266 | bnx2x_update_pfc_bmac1(params, vars); | |
2267 | ||
2268 | val = 0; | |
2269 | if ((params->feature_config_flags & | |
2270 | FEATURE_CONFIG_PFC_ENABLED) || | |
2271 | (vars->flow_ctrl & BNX2X_FLOW_CTRL_TX)) | |
2272 | val = 1; | |
2273 | REG_WR(bp, NIG_REG_BMAC0_PAUSE_OUT_EN + params->port*4, val); | |
2274 | } | |
b2bda2f7 | 2275 | return 0; |
bcab15c5 | 2276 | } |
f2e0899f | 2277 | |
fcf5b650 YR |
2278 | static int bnx2x_bmac1_enable(struct link_params *params, |
2279 | struct link_vars *vars, | |
2280 | u8 is_lb) | |
ea4e040a YR |
2281 | { |
2282 | struct bnx2x *bp = params->bp; | |
2283 | u8 port = params->port; | |
2284 | u32 bmac_addr = port ? NIG_REG_INGRESS_BMAC1_MEM : | |
2285 | NIG_REG_INGRESS_BMAC0_MEM; | |
2286 | u32 wb_data[2]; | |
2287 | u32 val; | |
2288 | ||
f2e0899f | 2289 | DP(NETIF_MSG_LINK, "Enabling BigMAC1\n"); |
ea4e040a YR |
2290 | |
2291 | /* XGXS control */ | |
2292 | wb_data[0] = 0x3c; | |
2293 | wb_data[1] = 0; | |
cd88ccee YR |
2294 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_BMAC_XGXS_CONTROL, |
2295 | wb_data, 2); | |
ea4e040a | 2296 | |
d231023e | 2297 | /* TX MAC SA */ |
ea4e040a YR |
2298 | wb_data[0] = ((params->mac_addr[2] << 24) | |
2299 | (params->mac_addr[3] << 16) | | |
2300 | (params->mac_addr[4] << 8) | | |
2301 | params->mac_addr[5]); | |
2302 | wb_data[1] = ((params->mac_addr[0] << 8) | | |
2303 | params->mac_addr[1]); | |
cd88ccee | 2304 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_TX_SOURCE_ADDR, wb_data, 2); |
ea4e040a | 2305 | |
d231023e | 2306 | /* MAC control */ |
ea4e040a YR |
2307 | val = 0x3; |
2308 | if (is_lb) { | |
2309 | val |= 0x4; | |
2310 | DP(NETIF_MSG_LINK, "enable bmac loopback\n"); | |
2311 | } | |
2312 | wb_data[0] = val; | |
2313 | wb_data[1] = 0; | |
cd88ccee | 2314 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_BMAC_CONTROL, wb_data, 2); |
ea4e040a | 2315 | |
d231023e | 2316 | /* Set rx mtu */ |
ea4e040a YR |
2317 | wb_data[0] = ETH_MAX_JUMBO_PACKET_SIZE + ETH_OVREHEAD; |
2318 | wb_data[1] = 0; | |
cd88ccee | 2319 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_RX_MAX_SIZE, wb_data, 2); |
ea4e040a | 2320 | |
bcab15c5 | 2321 | bnx2x_update_pfc_bmac1(params, vars); |
ea4e040a | 2322 | |
d231023e | 2323 | /* Set tx mtu */ |
ea4e040a YR |
2324 | wb_data[0] = ETH_MAX_JUMBO_PACKET_SIZE + ETH_OVREHEAD; |
2325 | wb_data[1] = 0; | |
cd88ccee | 2326 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_TX_MAX_SIZE, wb_data, 2); |
ea4e040a | 2327 | |
d231023e | 2328 | /* Set cnt max size */ |
ea4e040a YR |
2329 | wb_data[0] = ETH_MAX_JUMBO_PACKET_SIZE + ETH_OVREHEAD; |
2330 | wb_data[1] = 0; | |
cd88ccee | 2331 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_CNT_MAX_SIZE, wb_data, 2); |
ea4e040a | 2332 | |
d231023e | 2333 | /* Configure SAFC */ |
ea4e040a YR |
2334 | wb_data[0] = 0x1000200; |
2335 | wb_data[1] = 0; | |
2336 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_RX_LLFC_MSG_FLDS, | |
2337 | wb_data, 2); | |
f2e0899f DK |
2338 | |
2339 | return 0; | |
2340 | } | |
2341 | ||
fcf5b650 YR |
2342 | static int bnx2x_bmac2_enable(struct link_params *params, |
2343 | struct link_vars *vars, | |
2344 | u8 is_lb) | |
f2e0899f DK |
2345 | { |
2346 | struct bnx2x *bp = params->bp; | |
2347 | u8 port = params->port; | |
2348 | u32 bmac_addr = port ? NIG_REG_INGRESS_BMAC1_MEM : | |
2349 | NIG_REG_INGRESS_BMAC0_MEM; | |
2350 | u32 wb_data[2]; | |
2351 | ||
2352 | DP(NETIF_MSG_LINK, "Enabling BigMAC2\n"); | |
2353 | ||
2354 | wb_data[0] = 0; | |
2355 | wb_data[1] = 0; | |
cd88ccee | 2356 | REG_WR_DMAE(bp, bmac_addr + BIGMAC2_REGISTER_BMAC_CONTROL, wb_data, 2); |
f2e0899f DK |
2357 | udelay(30); |
2358 | ||
2359 | /* XGXS control: Reset phy HW, MDIO registers, PHY PLL and BMAC */ | |
2360 | wb_data[0] = 0x3c; | |
2361 | wb_data[1] = 0; | |
cd88ccee YR |
2362 | REG_WR_DMAE(bp, bmac_addr + BIGMAC2_REGISTER_BMAC_XGXS_CONTROL, |
2363 | wb_data, 2); | |
f2e0899f DK |
2364 | |
2365 | udelay(30); | |
2366 | ||
d231023e | 2367 | /* TX MAC SA */ |
f2e0899f DK |
2368 | wb_data[0] = ((params->mac_addr[2] << 24) | |
2369 | (params->mac_addr[3] << 16) | | |
2370 | (params->mac_addr[4] << 8) | | |
2371 | params->mac_addr[5]); | |
2372 | wb_data[1] = ((params->mac_addr[0] << 8) | | |
2373 | params->mac_addr[1]); | |
2374 | REG_WR_DMAE(bp, bmac_addr + BIGMAC2_REGISTER_TX_SOURCE_ADDR, | |
cd88ccee | 2375 | wb_data, 2); |
f2e0899f DK |
2376 | |
2377 | udelay(30); | |
2378 | ||
2379 | /* Configure SAFC */ | |
2380 | wb_data[0] = 0x1000200; | |
2381 | wb_data[1] = 0; | |
2382 | REG_WR_DMAE(bp, bmac_addr + BIGMAC2_REGISTER_RX_LLFC_MSG_FLDS, | |
cd88ccee | 2383 | wb_data, 2); |
f2e0899f DK |
2384 | udelay(30); |
2385 | ||
d231023e | 2386 | /* Set RX MTU */ |
f2e0899f DK |
2387 | wb_data[0] = ETH_MAX_JUMBO_PACKET_SIZE + ETH_OVREHEAD; |
2388 | wb_data[1] = 0; | |
cd88ccee | 2389 | REG_WR_DMAE(bp, bmac_addr + BIGMAC2_REGISTER_RX_MAX_SIZE, wb_data, 2); |
f2e0899f DK |
2390 | udelay(30); |
2391 | ||
d231023e | 2392 | /* Set TX MTU */ |
f2e0899f DK |
2393 | wb_data[0] = ETH_MAX_JUMBO_PACKET_SIZE + ETH_OVREHEAD; |
2394 | wb_data[1] = 0; | |
cd88ccee | 2395 | REG_WR_DMAE(bp, bmac_addr + BIGMAC2_REGISTER_TX_MAX_SIZE, wb_data, 2); |
f2e0899f | 2396 | udelay(30); |
d231023e | 2397 | /* Set cnt max size */ |
f2e0899f DK |
2398 | wb_data[0] = ETH_MAX_JUMBO_PACKET_SIZE + ETH_OVREHEAD - 2; |
2399 | wb_data[1] = 0; | |
cd88ccee | 2400 | REG_WR_DMAE(bp, bmac_addr + BIGMAC2_REGISTER_CNT_MAX_SIZE, wb_data, 2); |
f2e0899f | 2401 | udelay(30); |
bcab15c5 | 2402 | bnx2x_update_pfc_bmac2(params, vars, is_lb); |
f2e0899f DK |
2403 | |
2404 | return 0; | |
2405 | } | |
2406 | ||
fcf5b650 YR |
2407 | static int bnx2x_bmac_enable(struct link_params *params, |
2408 | struct link_vars *vars, | |
d3a8f13b | 2409 | u8 is_lb, u8 reset_bmac) |
f2e0899f | 2410 | { |
fcf5b650 YR |
2411 | int rc = 0; |
2412 | u8 port = params->port; | |
f2e0899f DK |
2413 | struct bnx2x *bp = params->bp; |
2414 | u32 val; | |
d231023e | 2415 | /* Reset and unreset the BigMac */ |
d3a8f13b YR |
2416 | if (reset_bmac) { |
2417 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, | |
2418 | (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port)); | |
2419 | usleep_range(1000, 2000); | |
2420 | } | |
f2e0899f DK |
2421 | |
2422 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, | |
cd88ccee | 2423 | (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port)); |
f2e0899f | 2424 | |
d231023e | 2425 | /* Enable access for bmac registers */ |
f2e0899f DK |
2426 | REG_WR(bp, NIG_REG_BMAC0_REGS_OUT_EN + port*4, 0x1); |
2427 | ||
2428 | /* Enable BMAC according to BMAC type*/ | |
2429 | if (CHIP_IS_E2(bp)) | |
2430 | rc = bnx2x_bmac2_enable(params, vars, is_lb); | |
2431 | else | |
2432 | rc = bnx2x_bmac1_enable(params, vars, is_lb); | |
ea4e040a YR |
2433 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + port*4, 0x1); |
2434 | REG_WR(bp, NIG_REG_XGXS_LANE_SEL_P0 + port*4, 0x0); | |
2435 | REG_WR(bp, NIG_REG_EGRESS_EMAC0_PORT + port*4, 0x0); | |
2436 | val = 0; | |
bcab15c5 VZ |
2437 | if ((params->feature_config_flags & |
2438 | FEATURE_CONFIG_PFC_ENABLED) || | |
2439 | (vars->flow_ctrl & BNX2X_FLOW_CTRL_TX)) | |
ea4e040a YR |
2440 | val = 1; |
2441 | REG_WR(bp, NIG_REG_BMAC0_PAUSE_OUT_EN + port*4, val); | |
2442 | REG_WR(bp, NIG_REG_EGRESS_EMAC0_OUT_EN + port*4, 0x0); | |
2443 | REG_WR(bp, NIG_REG_EMAC0_IN_EN + port*4, 0x0); | |
2444 | REG_WR(bp, NIG_REG_EMAC0_PAUSE_OUT_EN + port*4, 0x0); | |
2445 | REG_WR(bp, NIG_REG_BMAC0_IN_EN + port*4, 0x1); | |
2446 | REG_WR(bp, NIG_REG_BMAC0_OUT_EN + port*4, 0x1); | |
2447 | ||
2448 | vars->mac_type = MAC_TYPE_BMAC; | |
f2e0899f | 2449 | return rc; |
ea4e040a YR |
2450 | } |
2451 | ||
d3a8f13b | 2452 | static void bnx2x_set_bmac_rx(struct bnx2x *bp, u32 chip_id, u8 port, u8 en) |
ea4e040a YR |
2453 | { |
2454 | u32 bmac_addr = port ? NIG_REG_INGRESS_BMAC1_MEM : | |
cd88ccee | 2455 | NIG_REG_INGRESS_BMAC0_MEM; |
ea4e040a | 2456 | u32 wb_data[2]; |
3196a88a | 2457 | u32 nig_bmac_enable = REG_RD(bp, NIG_REG_BMAC0_REGS_OUT_EN + port*4); |
ea4e040a | 2458 | |
d3a8f13b YR |
2459 | if (CHIP_IS_E2(bp)) |
2460 | bmac_addr += BIGMAC2_REGISTER_BMAC_CONTROL; | |
2461 | else | |
2462 | bmac_addr += BIGMAC_REGISTER_BMAC_CONTROL; | |
ea4e040a YR |
2463 | /* Only if the bmac is out of reset */ |
2464 | if (REG_RD(bp, MISC_REG_RESET_REG_2) & | |
2465 | (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port) && | |
2466 | nig_bmac_enable) { | |
d3a8f13b YR |
2467 | /* Clear Rx Enable bit in BMAC_CONTROL register */ |
2468 | REG_RD_DMAE(bp, bmac_addr, wb_data, 2); | |
2469 | if (en) | |
2470 | wb_data[0] |= BMAC_CONTROL_RX_ENABLE; | |
2471 | else | |
f2e0899f | 2472 | wb_data[0] &= ~BMAC_CONTROL_RX_ENABLE; |
d3a8f13b | 2473 | REG_WR_DMAE(bp, bmac_addr, wb_data, 2); |
d231023e | 2474 | usleep_range(1000, 2000); |
ea4e040a YR |
2475 | } |
2476 | } | |
2477 | ||
fcf5b650 YR |
2478 | static int bnx2x_pbf_update(struct link_params *params, u32 flow_ctrl, |
2479 | u32 line_speed) | |
ea4e040a YR |
2480 | { |
2481 | struct bnx2x *bp = params->bp; | |
2482 | u8 port = params->port; | |
2483 | u32 init_crd, crd; | |
2484 | u32 count = 1000; | |
ea4e040a | 2485 | |
d231023e | 2486 | /* Disable port */ |
ea4e040a YR |
2487 | REG_WR(bp, PBF_REG_DISABLE_NEW_TASK_PROC_P0 + port*4, 0x1); |
2488 | ||
d231023e | 2489 | /* Wait for init credit */ |
ea4e040a YR |
2490 | init_crd = REG_RD(bp, PBF_REG_P0_INIT_CRD + port*4); |
2491 | crd = REG_RD(bp, PBF_REG_P0_CREDIT + port*8); | |
2492 | DP(NETIF_MSG_LINK, "init_crd 0x%x crd 0x%x\n", init_crd, crd); | |
2493 | ||
2494 | while ((init_crd != crd) && count) { | |
d231023e | 2495 | usleep_range(5000, 10000); |
ea4e040a YR |
2496 | crd = REG_RD(bp, PBF_REG_P0_CREDIT + port*8); |
2497 | count--; | |
2498 | } | |
2499 | crd = REG_RD(bp, PBF_REG_P0_CREDIT + port*8); | |
2500 | if (init_crd != crd) { | |
2501 | DP(NETIF_MSG_LINK, "BUG! init_crd 0x%x != crd 0x%x\n", | |
2502 | init_crd, crd); | |
2503 | return -EINVAL; | |
2504 | } | |
2505 | ||
c0700f90 | 2506 | if (flow_ctrl & BNX2X_FLOW_CTRL_RX || |
8c99e7b0 YR |
2507 | line_speed == SPEED_10 || |
2508 | line_speed == SPEED_100 || | |
2509 | line_speed == SPEED_1000 || | |
2510 | line_speed == SPEED_2500) { | |
2511 | REG_WR(bp, PBF_REG_P0_PAUSE_ENABLE + port*4, 1); | |
d231023e | 2512 | /* Update threshold */ |
ea4e040a | 2513 | REG_WR(bp, PBF_REG_P0_ARB_THRSH + port*4, 0); |
d231023e | 2514 | /* Update init credit */ |
cd88ccee | 2515 | init_crd = 778; /* (800-18-4) */ |
ea4e040a YR |
2516 | |
2517 | } else { | |
2518 | u32 thresh = (ETH_MAX_JUMBO_PACKET_SIZE + | |
2519 | ETH_OVREHEAD)/16; | |
8c99e7b0 | 2520 | REG_WR(bp, PBF_REG_P0_PAUSE_ENABLE + port*4, 0); |
d231023e | 2521 | /* Update threshold */ |
ea4e040a | 2522 | REG_WR(bp, PBF_REG_P0_ARB_THRSH + port*4, thresh); |
d231023e | 2523 | /* Update init credit */ |
ea4e040a | 2524 | switch (line_speed) { |
ea4e040a YR |
2525 | case SPEED_10000: |
2526 | init_crd = thresh + 553 - 22; | |
2527 | break; | |
ea4e040a YR |
2528 | default: |
2529 | DP(NETIF_MSG_LINK, "Invalid line_speed 0x%x\n", | |
2530 | line_speed); | |
2531 | return -EINVAL; | |
ea4e040a YR |
2532 | } |
2533 | } | |
2534 | REG_WR(bp, PBF_REG_P0_INIT_CRD + port*4, init_crd); | |
2535 | DP(NETIF_MSG_LINK, "PBF updated to speed %d credit %d\n", | |
2536 | line_speed, init_crd); | |
2537 | ||
d231023e | 2538 | /* Probe the credit changes */ |
ea4e040a | 2539 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 0x1); |
d231023e | 2540 | usleep_range(5000, 10000); |
ea4e040a YR |
2541 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 0x0); |
2542 | ||
d231023e | 2543 | /* Enable port */ |
ea4e040a YR |
2544 | REG_WR(bp, PBF_REG_DISABLE_NEW_TASK_PROC_P0 + port*4, 0x0); |
2545 | return 0; | |
2546 | } | |
2547 | ||
e8920674 DK |
2548 | /** |
2549 | * bnx2x_get_emac_base - retrive emac base address | |
2cf7acf9 | 2550 | * |
e8920674 DK |
2551 | * @bp: driver handle |
2552 | * @mdc_mdio_access: access type | |
2553 | * @port: port id | |
2cf7acf9 YR |
2554 | * |
2555 | * This function selects the MDC/MDIO access (through emac0 or | |
2556 | * emac1) depend on the mdc_mdio_access, port, port swapped. Each | |
2557 | * phy has a default access mode, which could also be overridden | |
2558 | * by nvram configuration. This parameter, whether this is the | |
2559 | * default phy configuration, or the nvram overrun | |
2560 | * configuration, is passed here as mdc_mdio_access and selects | |
2561 | * the emac_base for the CL45 read/writes operations | |
2562 | */ | |
c18aa15d YR |
2563 | static u32 bnx2x_get_emac_base(struct bnx2x *bp, |
2564 | u32 mdc_mdio_access, u8 port) | |
ea4e040a | 2565 | { |
c18aa15d YR |
2566 | u32 emac_base = 0; |
2567 | switch (mdc_mdio_access) { | |
2568 | case SHARED_HW_CFG_MDC_MDIO_ACCESS1_PHY_TYPE: | |
2569 | break; | |
2570 | case SHARED_HW_CFG_MDC_MDIO_ACCESS1_EMAC0: | |
2571 | if (REG_RD(bp, NIG_REG_PORT_SWAP)) | |
2572 | emac_base = GRCBASE_EMAC1; | |
2573 | else | |
2574 | emac_base = GRCBASE_EMAC0; | |
2575 | break; | |
2576 | case SHARED_HW_CFG_MDC_MDIO_ACCESS1_EMAC1: | |
589abe3a EG |
2577 | if (REG_RD(bp, NIG_REG_PORT_SWAP)) |
2578 | emac_base = GRCBASE_EMAC0; | |
2579 | else | |
2580 | emac_base = GRCBASE_EMAC1; | |
ea4e040a | 2581 | break; |
c18aa15d YR |
2582 | case SHARED_HW_CFG_MDC_MDIO_ACCESS1_BOTH: |
2583 | emac_base = (port) ? GRCBASE_EMAC1 : GRCBASE_EMAC0; | |
2584 | break; | |
2585 | case SHARED_HW_CFG_MDC_MDIO_ACCESS1_SWAPPED: | |
6378c025 | 2586 | emac_base = (port) ? GRCBASE_EMAC0 : GRCBASE_EMAC1; |
ea4e040a YR |
2587 | break; |
2588 | default: | |
ea4e040a YR |
2589 | break; |
2590 | } | |
2591 | return emac_base; | |
2592 | ||
2593 | } | |
2594 | ||
6583e33b YR |
2595 | /******************************************************************/ |
2596 | /* CL22 access functions */ | |
2597 | /******************************************************************/ | |
2598 | static int bnx2x_cl22_write(struct bnx2x *bp, | |
2599 | struct bnx2x_phy *phy, | |
2600 | u16 reg, u16 val) | |
2601 | { | |
2602 | u32 tmp, mode; | |
2603 | u8 i; | |
2604 | int rc = 0; | |
2605 | /* Switch to CL22 */ | |
2606 | mode = REG_RD(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE); | |
2607 | REG_WR(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE, | |
2608 | mode & ~EMAC_MDIO_MODE_CLAUSE_45); | |
2609 | ||
d231023e | 2610 | /* Address */ |
6583e33b YR |
2611 | tmp = ((phy->addr << 21) | (reg << 16) | val | |
2612 | EMAC_MDIO_COMM_COMMAND_WRITE_22 | | |
2613 | EMAC_MDIO_COMM_START_BUSY); | |
2614 | REG_WR(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, tmp); | |
2615 | ||
2616 | for (i = 0; i < 50; i++) { | |
2617 | udelay(10); | |
2618 | ||
2619 | tmp = REG_RD(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM); | |
2620 | if (!(tmp & EMAC_MDIO_COMM_START_BUSY)) { | |
2621 | udelay(5); | |
2622 | break; | |
2623 | } | |
2624 | } | |
2625 | if (tmp & EMAC_MDIO_COMM_START_BUSY) { | |
2626 | DP(NETIF_MSG_LINK, "write phy register failed\n"); | |
2627 | rc = -EFAULT; | |
2628 | } | |
2629 | REG_WR(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE, mode); | |
2630 | return rc; | |
2631 | } | |
2632 | ||
2633 | static int bnx2x_cl22_read(struct bnx2x *bp, | |
2634 | struct bnx2x_phy *phy, | |
2635 | u16 reg, u16 *ret_val) | |
2636 | { | |
2637 | u32 val, mode; | |
2638 | u16 i; | |
2639 | int rc = 0; | |
2640 | ||
2641 | /* Switch to CL22 */ | |
2642 | mode = REG_RD(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE); | |
2643 | REG_WR(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE, | |
2644 | mode & ~EMAC_MDIO_MODE_CLAUSE_45); | |
2645 | ||
d231023e | 2646 | /* Address */ |
6583e33b YR |
2647 | val = ((phy->addr << 21) | (reg << 16) | |
2648 | EMAC_MDIO_COMM_COMMAND_READ_22 | | |
2649 | EMAC_MDIO_COMM_START_BUSY); | |
2650 | REG_WR(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, val); | |
2651 | ||
2652 | for (i = 0; i < 50; i++) { | |
2653 | udelay(10); | |
2654 | ||
2655 | val = REG_RD(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM); | |
2656 | if (!(val & EMAC_MDIO_COMM_START_BUSY)) { | |
2657 | *ret_val = (u16)(val & EMAC_MDIO_COMM_DATA); | |
2658 | udelay(5); | |
2659 | break; | |
2660 | } | |
2661 | } | |
2662 | if (val & EMAC_MDIO_COMM_START_BUSY) { | |
2663 | DP(NETIF_MSG_LINK, "read phy register failed\n"); | |
2664 | ||
2665 | *ret_val = 0; | |
2666 | rc = -EFAULT; | |
2667 | } | |
2668 | REG_WR(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE, mode); | |
2669 | return rc; | |
2670 | } | |
2671 | ||
2cf7acf9 YR |
2672 | /******************************************************************/ |
2673 | /* CL45 access functions */ | |
2674 | /******************************************************************/ | |
a198c142 YR |
2675 | static int bnx2x_cl45_read(struct bnx2x *bp, struct bnx2x_phy *phy, |
2676 | u8 devad, u16 reg, u16 *ret_val) | |
ea4e040a | 2677 | { |
a198c142 YR |
2678 | u32 val; |
2679 | u16 i; | |
fcf5b650 | 2680 | int rc = 0; |
55386fe8 YR |
2681 | u32 chip_id; |
2682 | if (phy->flags & FLAGS_MDC_MDIO_WA_G) { | |
2683 | chip_id = (REG_RD(bp, MISC_REG_CHIP_NUM) << 16) | | |
2684 | ((REG_RD(bp, MISC_REG_CHIP_REV) & 0xf) << 12); | |
2685 | bnx2x_set_mdio_clk(bp, chip_id, phy->mdio_ctrl); | |
2686 | } | |
2687 | ||
157fa283 YR |
2688 | if (phy->flags & FLAGS_MDC_MDIO_WA_B0) |
2689 | bnx2x_bits_en(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_STATUS, | |
2690 | EMAC_MDIO_STATUS_10MB); | |
d231023e | 2691 | /* Address */ |
a198c142 | 2692 | val = ((phy->addr << 21) | (devad << 16) | reg | |
ea4e040a YR |
2693 | EMAC_MDIO_COMM_COMMAND_ADDRESS | |
2694 | EMAC_MDIO_COMM_START_BUSY); | |
a198c142 | 2695 | REG_WR(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, val); |
ea4e040a YR |
2696 | |
2697 | for (i = 0; i < 50; i++) { | |
2698 | udelay(10); | |
2699 | ||
a198c142 YR |
2700 | val = REG_RD(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM); |
2701 | if (!(val & EMAC_MDIO_COMM_START_BUSY)) { | |
ea4e040a YR |
2702 | udelay(5); |
2703 | break; | |
2704 | } | |
2705 | } | |
a198c142 YR |
2706 | if (val & EMAC_MDIO_COMM_START_BUSY) { |
2707 | DP(NETIF_MSG_LINK, "read phy register failed\n"); | |
6d870c39 | 2708 | netdev_err(bp->dev, "MDC/MDIO access timeout\n"); |
a198c142 | 2709 | *ret_val = 0; |
ea4e040a YR |
2710 | rc = -EFAULT; |
2711 | } else { | |
d231023e | 2712 | /* Data */ |
a198c142 YR |
2713 | val = ((phy->addr << 21) | (devad << 16) | |
2714 | EMAC_MDIO_COMM_COMMAND_READ_45 | | |
ea4e040a | 2715 | EMAC_MDIO_COMM_START_BUSY); |
a198c142 | 2716 | REG_WR(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, val); |
ea4e040a YR |
2717 | |
2718 | for (i = 0; i < 50; i++) { | |
2719 | udelay(10); | |
2720 | ||
a198c142 | 2721 | val = REG_RD(bp, phy->mdio_ctrl + |
cd88ccee | 2722 | EMAC_REG_EMAC_MDIO_COMM); |
a198c142 YR |
2723 | if (!(val & EMAC_MDIO_COMM_START_BUSY)) { |
2724 | *ret_val = (u16)(val & EMAC_MDIO_COMM_DATA); | |
ea4e040a YR |
2725 | break; |
2726 | } | |
2727 | } | |
a198c142 YR |
2728 | if (val & EMAC_MDIO_COMM_START_BUSY) { |
2729 | DP(NETIF_MSG_LINK, "read phy register failed\n"); | |
6d870c39 | 2730 | netdev_err(bp->dev, "MDC/MDIO access timeout\n"); |
a198c142 | 2731 | *ret_val = 0; |
ea4e040a YR |
2732 | rc = -EFAULT; |
2733 | } | |
2734 | } | |
3c9ada22 YR |
2735 | /* Work around for E3 A0 */ |
2736 | if (phy->flags & FLAGS_MDC_MDIO_WA) { | |
2737 | phy->flags ^= FLAGS_DUMMY_READ; | |
2738 | if (phy->flags & FLAGS_DUMMY_READ) { | |
2739 | u16 temp_val; | |
2740 | bnx2x_cl45_read(bp, phy, devad, 0xf, &temp_val); | |
2741 | } | |
2742 | } | |
ea4e040a | 2743 | |
157fa283 YR |
2744 | if (phy->flags & FLAGS_MDC_MDIO_WA_B0) |
2745 | bnx2x_bits_dis(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_STATUS, | |
2746 | EMAC_MDIO_STATUS_10MB); | |
ea4e040a YR |
2747 | return rc; |
2748 | } | |
2749 | ||
a198c142 YR |
2750 | static int bnx2x_cl45_write(struct bnx2x *bp, struct bnx2x_phy *phy, |
2751 | u8 devad, u16 reg, u16 val) | |
ea4e040a | 2752 | { |
a198c142 YR |
2753 | u32 tmp; |
2754 | u8 i; | |
fcf5b650 | 2755 | int rc = 0; |
55386fe8 YR |
2756 | u32 chip_id; |
2757 | if (phy->flags & FLAGS_MDC_MDIO_WA_G) { | |
2758 | chip_id = (REG_RD(bp, MISC_REG_CHIP_NUM) << 16) | | |
2759 | ((REG_RD(bp, MISC_REG_CHIP_REV) & 0xf) << 12); | |
2760 | bnx2x_set_mdio_clk(bp, chip_id, phy->mdio_ctrl); | |
2761 | } | |
2762 | ||
157fa283 YR |
2763 | if (phy->flags & FLAGS_MDC_MDIO_WA_B0) |
2764 | bnx2x_bits_en(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_STATUS, | |
2765 | EMAC_MDIO_STATUS_10MB); | |
ea4e040a | 2766 | |
d231023e | 2767 | /* Address */ |
a198c142 | 2768 | tmp = ((phy->addr << 21) | (devad << 16) | reg | |
ea4e040a YR |
2769 | EMAC_MDIO_COMM_COMMAND_ADDRESS | |
2770 | EMAC_MDIO_COMM_START_BUSY); | |
a198c142 | 2771 | REG_WR(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, tmp); |
ea4e040a YR |
2772 | |
2773 | for (i = 0; i < 50; i++) { | |
2774 | udelay(10); | |
2775 | ||
a198c142 YR |
2776 | tmp = REG_RD(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM); |
2777 | if (!(tmp & EMAC_MDIO_COMM_START_BUSY)) { | |
ea4e040a YR |
2778 | udelay(5); |
2779 | break; | |
2780 | } | |
2781 | } | |
a198c142 YR |
2782 | if (tmp & EMAC_MDIO_COMM_START_BUSY) { |
2783 | DP(NETIF_MSG_LINK, "write phy register failed\n"); | |
6d870c39 | 2784 | netdev_err(bp->dev, "MDC/MDIO access timeout\n"); |
ea4e040a | 2785 | rc = -EFAULT; |
ea4e040a | 2786 | } else { |
d231023e | 2787 | /* Data */ |
a198c142 YR |
2788 | tmp = ((phy->addr << 21) | (devad << 16) | val | |
2789 | EMAC_MDIO_COMM_COMMAND_WRITE_45 | | |
ea4e040a | 2790 | EMAC_MDIO_COMM_START_BUSY); |
a198c142 | 2791 | REG_WR(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, tmp); |
ea4e040a YR |
2792 | |
2793 | for (i = 0; i < 50; i++) { | |
2794 | udelay(10); | |
2795 | ||
a198c142 | 2796 | tmp = REG_RD(bp, phy->mdio_ctrl + |
cd88ccee | 2797 | EMAC_REG_EMAC_MDIO_COMM); |
a198c142 YR |
2798 | if (!(tmp & EMAC_MDIO_COMM_START_BUSY)) { |
2799 | udelay(5); | |
ea4e040a YR |
2800 | break; |
2801 | } | |
2802 | } | |
a198c142 YR |
2803 | if (tmp & EMAC_MDIO_COMM_START_BUSY) { |
2804 | DP(NETIF_MSG_LINK, "write phy register failed\n"); | |
6d870c39 | 2805 | netdev_err(bp->dev, "MDC/MDIO access timeout\n"); |
ea4e040a YR |
2806 | rc = -EFAULT; |
2807 | } | |
2808 | } | |
3c9ada22 YR |
2809 | /* Work around for E3 A0 */ |
2810 | if (phy->flags & FLAGS_MDC_MDIO_WA) { | |
2811 | phy->flags ^= FLAGS_DUMMY_READ; | |
2812 | if (phy->flags & FLAGS_DUMMY_READ) { | |
2813 | u16 temp_val; | |
2814 | bnx2x_cl45_read(bp, phy, devad, 0xf, &temp_val); | |
2815 | } | |
2816 | } | |
157fa283 YR |
2817 | if (phy->flags & FLAGS_MDC_MDIO_WA_B0) |
2818 | bnx2x_bits_dis(bp, phy->mdio_ctrl + EMAC_REG_EMAC_MDIO_STATUS, | |
2819 | EMAC_MDIO_STATUS_10MB); | |
3c9ada22 YR |
2820 | return rc; |
2821 | } | |
ec4010ec YM |
2822 | |
2823 | /******************************************************************/ | |
2824 | /* EEE section */ | |
2825 | /******************************************************************/ | |
2826 | static u8 bnx2x_eee_has_cap(struct link_params *params) | |
2827 | { | |
2828 | struct bnx2x *bp = params->bp; | |
2829 | ||
2830 | if (REG_RD(bp, params->shmem2_base) <= | |
2831 | offsetof(struct shmem2_region, eee_status[params->port])) | |
2832 | return 0; | |
2833 | ||
2834 | return 1; | |
2835 | } | |
2836 | ||
2837 | static int bnx2x_eee_nvram_to_time(u32 nvram_mode, u32 *idle_timer) | |
2838 | { | |
2839 | switch (nvram_mode) { | |
2840 | case PORT_FEAT_CFG_EEE_POWER_MODE_BALANCED: | |
2841 | *idle_timer = EEE_MODE_NVRAM_BALANCED_TIME; | |
2842 | break; | |
2843 | case PORT_FEAT_CFG_EEE_POWER_MODE_AGGRESSIVE: | |
2844 | *idle_timer = EEE_MODE_NVRAM_AGGRESSIVE_TIME; | |
2845 | break; | |
2846 | case PORT_FEAT_CFG_EEE_POWER_MODE_LOW_LATENCY: | |
2847 | *idle_timer = EEE_MODE_NVRAM_LATENCY_TIME; | |
2848 | break; | |
2849 | default: | |
2850 | *idle_timer = 0; | |
2851 | break; | |
2852 | } | |
2853 | ||
2854 | return 0; | |
2855 | } | |
2856 | ||
2857 | static int bnx2x_eee_time_to_nvram(u32 idle_timer, u32 *nvram_mode) | |
2858 | { | |
2859 | switch (idle_timer) { | |
2860 | case EEE_MODE_NVRAM_BALANCED_TIME: | |
2861 | *nvram_mode = PORT_FEAT_CFG_EEE_POWER_MODE_BALANCED; | |
2862 | break; | |
2863 | case EEE_MODE_NVRAM_AGGRESSIVE_TIME: | |
2864 | *nvram_mode = PORT_FEAT_CFG_EEE_POWER_MODE_AGGRESSIVE; | |
2865 | break; | |
2866 | case EEE_MODE_NVRAM_LATENCY_TIME: | |
2867 | *nvram_mode = PORT_FEAT_CFG_EEE_POWER_MODE_LOW_LATENCY; | |
2868 | break; | |
2869 | default: | |
2870 | *nvram_mode = PORT_FEAT_CFG_EEE_POWER_MODE_DISABLED; | |
2871 | break; | |
2872 | } | |
2873 | ||
2874 | return 0; | |
2875 | } | |
2876 | ||
2877 | static u32 bnx2x_eee_calc_timer(struct link_params *params) | |
2878 | { | |
2879 | u32 eee_mode, eee_idle; | |
2880 | struct bnx2x *bp = params->bp; | |
2881 | ||
2882 | if (params->eee_mode & EEE_MODE_OVERRIDE_NVRAM) { | |
2883 | if (params->eee_mode & EEE_MODE_OUTPUT_TIME) { | |
2884 | /* time value in eee_mode --> used directly*/ | |
2885 | eee_idle = params->eee_mode & EEE_MODE_TIMER_MASK; | |
2886 | } else { | |
2887 | /* hsi value in eee_mode --> time */ | |
2888 | if (bnx2x_eee_nvram_to_time(params->eee_mode & | |
2889 | EEE_MODE_NVRAM_MASK, | |
2890 | &eee_idle)) | |
2891 | return 0; | |
2892 | } | |
2893 | } else { | |
2894 | /* hsi values in nvram --> time*/ | |
2895 | eee_mode = ((REG_RD(bp, params->shmem_base + | |
2896 | offsetof(struct shmem_region, dev_info. | |
2897 | port_feature_config[params->port]. | |
2898 | eee_power_mode)) & | |
2899 | PORT_FEAT_CFG_EEE_POWER_MODE_MASK) >> | |
2900 | PORT_FEAT_CFG_EEE_POWER_MODE_SHIFT); | |
2901 | ||
2902 | if (bnx2x_eee_nvram_to_time(eee_mode, &eee_idle)) | |
2903 | return 0; | |
2904 | } | |
2905 | ||
2906 | return eee_idle; | |
2907 | } | |
2908 | ||
2909 | static int bnx2x_eee_set_timers(struct link_params *params, | |
2910 | struct link_vars *vars) | |
2911 | { | |
2912 | u32 eee_idle = 0, eee_mode; | |
2913 | struct bnx2x *bp = params->bp; | |
2914 | ||
2915 | eee_idle = bnx2x_eee_calc_timer(params); | |
2916 | ||
2917 | if (eee_idle) { | |
2918 | REG_WR(bp, MISC_REG_CPMU_LP_IDLE_THR_P0 + (params->port << 2), | |
2919 | eee_idle); | |
2920 | } else if ((params->eee_mode & EEE_MODE_ENABLE_LPI) && | |
2921 | (params->eee_mode & EEE_MODE_OVERRIDE_NVRAM) && | |
2922 | (params->eee_mode & EEE_MODE_OUTPUT_TIME)) { | |
2923 | DP(NETIF_MSG_LINK, "Error: Tx LPI is enabled with timer 0\n"); | |
2924 | return -EINVAL; | |
2925 | } | |
2926 | ||
2927 | vars->eee_status &= ~(SHMEM_EEE_TIMER_MASK | SHMEM_EEE_TIME_OUTPUT_BIT); | |
2928 | if (params->eee_mode & EEE_MODE_OUTPUT_TIME) { | |
2929 | /* eee_idle in 1u --> eee_status in 16u */ | |
2930 | eee_idle >>= 4; | |
2931 | vars->eee_status |= (eee_idle & SHMEM_EEE_TIMER_MASK) | | |
2932 | SHMEM_EEE_TIME_OUTPUT_BIT; | |
2933 | } else { | |
2934 | if (bnx2x_eee_time_to_nvram(eee_idle, &eee_mode)) | |
2935 | return -EINVAL; | |
2936 | vars->eee_status |= eee_mode; | |
2937 | } | |
2938 | ||
2939 | return 0; | |
2940 | } | |
2941 | ||
2942 | static int bnx2x_eee_initial_config(struct link_params *params, | |
2943 | struct link_vars *vars, u8 mode) | |
2944 | { | |
2945 | vars->eee_status |= ((u32) mode) << SHMEM_EEE_SUPPORTED_SHIFT; | |
2946 | ||
dbedd44e | 2947 | /* Propagate params' bits --> vars (for migration exposure) */ |
ec4010ec YM |
2948 | if (params->eee_mode & EEE_MODE_ENABLE_LPI) |
2949 | vars->eee_status |= SHMEM_EEE_LPI_REQUESTED_BIT; | |
2950 | else | |
2951 | vars->eee_status &= ~SHMEM_EEE_LPI_REQUESTED_BIT; | |
2952 | ||
2953 | if (params->eee_mode & EEE_MODE_ADV_LPI) | |
2954 | vars->eee_status |= SHMEM_EEE_REQUESTED_BIT; | |
2955 | else | |
2956 | vars->eee_status &= ~SHMEM_EEE_REQUESTED_BIT; | |
2957 | ||
2958 | return bnx2x_eee_set_timers(params, vars); | |
2959 | } | |
2960 | ||
2961 | static int bnx2x_eee_disable(struct bnx2x_phy *phy, | |
2962 | struct link_params *params, | |
2963 | struct link_vars *vars) | |
2964 | { | |
2965 | struct bnx2x *bp = params->bp; | |
2966 | ||
2967 | /* Make Certain LPI is disabled */ | |
2968 | REG_WR(bp, MISC_REG_CPMU_LP_FW_ENABLE_P0 + (params->port << 2), 0); | |
2969 | ||
2970 | bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_EEE_ADV, 0x0); | |
2971 | ||
2972 | vars->eee_status &= ~SHMEM_EEE_ADV_STATUS_MASK; | |
2973 | ||
2974 | return 0; | |
2975 | } | |
2976 | ||
2977 | static int bnx2x_eee_advertise(struct bnx2x_phy *phy, | |
2978 | struct link_params *params, | |
2979 | struct link_vars *vars, u8 modes) | |
2980 | { | |
2981 | struct bnx2x *bp = params->bp; | |
2982 | u16 val = 0; | |
2983 | ||
2984 | /* Mask events preventing LPI generation */ | |
2985 | REG_WR(bp, MISC_REG_CPMU_LP_MASK_EXT_P0 + (params->port << 2), 0xfc20); | |
2986 | ||
2987 | if (modes & SHMEM_EEE_10G_ADV) { | |
2988 | DP(NETIF_MSG_LINK, "Advertise 10GBase-T EEE\n"); | |
2989 | val |= 0x8; | |
2990 | } | |
2991 | if (modes & SHMEM_EEE_1G_ADV) { | |
2992 | DP(NETIF_MSG_LINK, "Advertise 1GBase-T EEE\n"); | |
2993 | val |= 0x4; | |
2994 | } | |
2995 | ||
2996 | bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_EEE_ADV, val); | |
2997 | ||
2998 | vars->eee_status &= ~SHMEM_EEE_ADV_STATUS_MASK; | |
2999 | vars->eee_status |= (modes << SHMEM_EEE_ADV_STATUS_SHIFT); | |
3000 | ||
3001 | return 0; | |
3002 | } | |
3003 | ||
3004 | static void bnx2x_update_mng_eee(struct link_params *params, u32 eee_status) | |
3005 | { | |
3006 | struct bnx2x *bp = params->bp; | |
3007 | ||
3008 | if (bnx2x_eee_has_cap(params)) | |
3009 | REG_WR(bp, params->shmem2_base + | |
3010 | offsetof(struct shmem2_region, | |
3011 | eee_status[params->port]), eee_status); | |
3012 | } | |
3013 | ||
3014 | static void bnx2x_eee_an_resolve(struct bnx2x_phy *phy, | |
3015 | struct link_params *params, | |
3016 | struct link_vars *vars) | |
3017 | { | |
3018 | struct bnx2x *bp = params->bp; | |
3019 | u16 adv = 0, lp = 0; | |
3020 | u32 lp_adv = 0; | |
3021 | u8 neg = 0; | |
3022 | ||
3023 | bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_EEE_ADV, &adv); | |
3024 | bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_LP_EEE_ADV, &lp); | |
3025 | ||
3026 | if (lp & 0x2) { | |
3027 | lp_adv |= SHMEM_EEE_100M_ADV; | |
3028 | if (adv & 0x2) { | |
3029 | if (vars->line_speed == SPEED_100) | |
3030 | neg = 1; | |
3031 | DP(NETIF_MSG_LINK, "EEE negotiated - 100M\n"); | |
3032 | } | |
3033 | } | |
3034 | if (lp & 0x14) { | |
3035 | lp_adv |= SHMEM_EEE_1G_ADV; | |
3036 | if (adv & 0x14) { | |
3037 | if (vars->line_speed == SPEED_1000) | |
3038 | neg = 1; | |
3039 | DP(NETIF_MSG_LINK, "EEE negotiated - 1G\n"); | |
3040 | } | |
3041 | } | |
3042 | if (lp & 0x68) { | |
3043 | lp_adv |= SHMEM_EEE_10G_ADV; | |
3044 | if (adv & 0x68) { | |
3045 | if (vars->line_speed == SPEED_10000) | |
3046 | neg = 1; | |
3047 | DP(NETIF_MSG_LINK, "EEE negotiated - 10G\n"); | |
3048 | } | |
3049 | } | |
3050 | ||
3051 | vars->eee_status &= ~SHMEM_EEE_LP_ADV_STATUS_MASK; | |
3052 | vars->eee_status |= (lp_adv << SHMEM_EEE_LP_ADV_STATUS_SHIFT); | |
3053 | ||
3054 | if (neg) { | |
3055 | DP(NETIF_MSG_LINK, "EEE is active\n"); | |
3056 | vars->eee_status |= SHMEM_EEE_ACTIVE_BIT; | |
3057 | } | |
3058 | ||
3059 | } | |
3060 | ||
3c9ada22 YR |
3061 | /******************************************************************/ |
3062 | /* BSC access functions from E3 */ | |
3063 | /******************************************************************/ | |
3064 | static void bnx2x_bsc_module_sel(struct link_params *params) | |
3065 | { | |
3066 | int idx; | |
3067 | u32 board_cfg, sfp_ctrl; | |
3068 | u32 i2c_pins[I2C_SWITCH_WIDTH], i2c_val[I2C_SWITCH_WIDTH]; | |
3069 | struct bnx2x *bp = params->bp; | |
3070 | u8 port = params->port; | |
3071 | /* Read I2C output PINs */ | |
3072 | board_cfg = REG_RD(bp, params->shmem_base + | |
3073 | offsetof(struct shmem_region, | |
3074 | dev_info.shared_hw_config.board)); | |
3075 | i2c_pins[I2C_BSC0] = board_cfg & SHARED_HW_CFG_E3_I2C_MUX0_MASK; | |
3076 | i2c_pins[I2C_BSC1] = (board_cfg & SHARED_HW_CFG_E3_I2C_MUX1_MASK) >> | |
3077 | SHARED_HW_CFG_E3_I2C_MUX1_SHIFT; | |
3078 | ||
3079 | /* Read I2C output value */ | |
3080 | sfp_ctrl = REG_RD(bp, params->shmem_base + | |
3081 | offsetof(struct shmem_region, | |
3082 | dev_info.port_hw_config[port].e3_cmn_pin_cfg)); | |
3083 | i2c_val[I2C_BSC0] = (sfp_ctrl & PORT_HW_CFG_E3_I2C_MUX0_MASK) > 0; | |
3084 | i2c_val[I2C_BSC1] = (sfp_ctrl & PORT_HW_CFG_E3_I2C_MUX1_MASK) > 0; | |
3085 | DP(NETIF_MSG_LINK, "Setting BSC switch\n"); | |
3086 | for (idx = 0; idx < I2C_SWITCH_WIDTH; idx++) | |
3087 | bnx2x_set_cfg_pin(bp, i2c_pins[idx], i2c_val[idx]); | |
3088 | } | |
3089 | ||
3090 | static int bnx2x_bsc_read(struct link_params *params, | |
d67710ff | 3091 | struct bnx2x *bp, |
3c9ada22 YR |
3092 | u8 sl_devid, |
3093 | u16 sl_addr, | |
3094 | u8 lc_addr, | |
3095 | u8 xfer_cnt, | |
3096 | u32 *data_array) | |
3097 | { | |
3098 | u32 val, i; | |
3099 | int rc = 0; | |
3c9ada22 | 3100 | |
3c9ada22 YR |
3101 | if (xfer_cnt > 16) { |
3102 | DP(NETIF_MSG_LINK, "invalid xfer_cnt %d. Max is 16 bytes\n", | |
3103 | xfer_cnt); | |
3104 | return -EINVAL; | |
3105 | } | |
3106 | bnx2x_bsc_module_sel(params); | |
3107 | ||
3108 | xfer_cnt = 16 - lc_addr; | |
3109 | ||
d231023e | 3110 | /* Enable the engine */ |
3c9ada22 YR |
3111 | val = REG_RD(bp, MCP_REG_MCPR_IMC_COMMAND); |
3112 | val |= MCPR_IMC_COMMAND_ENABLE; | |
3113 | REG_WR(bp, MCP_REG_MCPR_IMC_COMMAND, val); | |
3114 | ||
d231023e | 3115 | /* Program slave device ID */ |
3c9ada22 YR |
3116 | val = (sl_devid << 16) | sl_addr; |
3117 | REG_WR(bp, MCP_REG_MCPR_IMC_SLAVE_CONTROL, val); | |
3118 | ||
d231023e | 3119 | /* Start xfer with 0 byte to update the address pointer ???*/ |
3c9ada22 YR |
3120 | val = (MCPR_IMC_COMMAND_ENABLE) | |
3121 | (MCPR_IMC_COMMAND_WRITE_OP << | |
3122 | MCPR_IMC_COMMAND_OPERATION_BITSHIFT) | | |
3123 | (lc_addr << MCPR_IMC_COMMAND_TRANSFER_ADDRESS_BITSHIFT) | (0); | |
3124 | REG_WR(bp, MCP_REG_MCPR_IMC_COMMAND, val); | |
3125 | ||
d231023e | 3126 | /* Poll for completion */ |
3c9ada22 YR |
3127 | i = 0; |
3128 | val = REG_RD(bp, MCP_REG_MCPR_IMC_COMMAND); | |
3129 | while (((val >> MCPR_IMC_COMMAND_IMC_STATUS_BITSHIFT) & 0x3) != 1) { | |
3130 | udelay(10); | |
3131 | val = REG_RD(bp, MCP_REG_MCPR_IMC_COMMAND); | |
3132 | if (i++ > 1000) { | |
3133 | DP(NETIF_MSG_LINK, "wr 0 byte timed out after %d try\n", | |
3134 | i); | |
3135 | rc = -EFAULT; | |
3136 | break; | |
3137 | } | |
3138 | } | |
3139 | if (rc == -EFAULT) | |
3140 | return rc; | |
3141 | ||
d231023e | 3142 | /* Start xfer with read op */ |
3c9ada22 YR |
3143 | val = (MCPR_IMC_COMMAND_ENABLE) | |
3144 | (MCPR_IMC_COMMAND_READ_OP << | |
3145 | MCPR_IMC_COMMAND_OPERATION_BITSHIFT) | | |
3146 | (lc_addr << MCPR_IMC_COMMAND_TRANSFER_ADDRESS_BITSHIFT) | | |
3147 | (xfer_cnt); | |
3148 | REG_WR(bp, MCP_REG_MCPR_IMC_COMMAND, val); | |
3149 | ||
d231023e | 3150 | /* Poll for completion */ |
3c9ada22 YR |
3151 | i = 0; |
3152 | val = REG_RD(bp, MCP_REG_MCPR_IMC_COMMAND); | |
3153 | while (((val >> MCPR_IMC_COMMAND_IMC_STATUS_BITSHIFT) & 0x3) != 1) { | |
3154 | udelay(10); | |
3155 | val = REG_RD(bp, MCP_REG_MCPR_IMC_COMMAND); | |
3156 | if (i++ > 1000) { | |
3157 | DP(NETIF_MSG_LINK, "rd op timed out after %d try\n", i); | |
3158 | rc = -EFAULT; | |
3159 | break; | |
3160 | } | |
3161 | } | |
3162 | if (rc == -EFAULT) | |
3163 | return rc; | |
3164 | ||
3165 | for (i = (lc_addr >> 2); i < 4; i++) { | |
3166 | data_array[i] = REG_RD(bp, (MCP_REG_MCPR_IMC_DATAREG0 + i*4)); | |
3167 | #ifdef __BIG_ENDIAN | |
3168 | data_array[i] = ((data_array[i] & 0x000000ff) << 24) | | |
3169 | ((data_array[i] & 0x0000ff00) << 8) | | |
3170 | ((data_array[i] & 0x00ff0000) >> 8) | | |
3171 | ((data_array[i] & 0xff000000) >> 24); | |
3172 | #endif | |
3173 | } | |
ea4e040a YR |
3174 | return rc; |
3175 | } | |
3176 | ||
3c9ada22 YR |
3177 | static void bnx2x_cl45_read_or_write(struct bnx2x *bp, struct bnx2x_phy *phy, |
3178 | u8 devad, u16 reg, u16 or_val) | |
3179 | { | |
3180 | u16 val; | |
3181 | bnx2x_cl45_read(bp, phy, devad, reg, &val); | |
3182 | bnx2x_cl45_write(bp, phy, devad, reg, val | or_val); | |
3183 | } | |
3184 | ||
4e7b4997 YR |
3185 | static void bnx2x_cl45_read_and_write(struct bnx2x *bp, |
3186 | struct bnx2x_phy *phy, | |
3187 | u8 devad, u16 reg, u16 and_val) | |
3188 | { | |
3189 | u16 val; | |
3190 | bnx2x_cl45_read(bp, phy, devad, reg, &val); | |
3191 | bnx2x_cl45_write(bp, phy, devad, reg, val & and_val); | |
3192 | } | |
3193 | ||
fcf5b650 YR |
3194 | int bnx2x_phy_read(struct link_params *params, u8 phy_addr, |
3195 | u8 devad, u16 reg, u16 *ret_val) | |
e10bc84d YR |
3196 | { |
3197 | u8 phy_index; | |
8f73f0b9 | 3198 | /* Probe for the phy according to the given phy_addr, and execute |
e10bc84d YR |
3199 | * the read request on it |
3200 | */ | |
3201 | for (phy_index = 0; phy_index < params->num_phys; phy_index++) { | |
3202 | if (params->phy[phy_index].addr == phy_addr) { | |
3203 | return bnx2x_cl45_read(params->bp, | |
3204 | ¶ms->phy[phy_index], devad, | |
3205 | reg, ret_val); | |
3206 | } | |
3207 | } | |
3208 | return -EINVAL; | |
3209 | } | |
3210 | ||
fcf5b650 YR |
3211 | int bnx2x_phy_write(struct link_params *params, u8 phy_addr, |
3212 | u8 devad, u16 reg, u16 val) | |
e10bc84d YR |
3213 | { |
3214 | u8 phy_index; | |
8f73f0b9 | 3215 | /* Probe for the phy according to the given phy_addr, and execute |
e10bc84d YR |
3216 | * the write request on it |
3217 | */ | |
3218 | for (phy_index = 0; phy_index < params->num_phys; phy_index++) { | |
3219 | if (params->phy[phy_index].addr == phy_addr) { | |
3220 | return bnx2x_cl45_write(params->bp, | |
3221 | ¶ms->phy[phy_index], devad, | |
3222 | reg, val); | |
3223 | } | |
3224 | } | |
3225 | return -EINVAL; | |
3226 | } | |
3c9ada22 YR |
3227 | static u8 bnx2x_get_warpcore_lane(struct bnx2x_phy *phy, |
3228 | struct link_params *params) | |
3229 | { | |
3230 | u8 lane = 0; | |
3231 | struct bnx2x *bp = params->bp; | |
3232 | u32 path_swap, path_swap_ovr; | |
3233 | u8 path, port; | |
3234 | ||
3235 | path = BP_PATH(bp); | |
3236 | port = params->port; | |
3237 | ||
3238 | if (bnx2x_is_4_port_mode(bp)) { | |
3239 | u32 port_swap, port_swap_ovr; | |
3240 | ||
8f73f0b9 | 3241 | /* Figure out path swap value */ |
3c9ada22 YR |
3242 | path_swap_ovr = REG_RD(bp, MISC_REG_FOUR_PORT_PATH_SWAP_OVWR); |
3243 | if (path_swap_ovr & 0x1) | |
3244 | path_swap = (path_swap_ovr & 0x2); | |
3245 | else | |
3246 | path_swap = REG_RD(bp, MISC_REG_FOUR_PORT_PATH_SWAP); | |
3247 | ||
3248 | if (path_swap) | |
3249 | path = path ^ 1; | |
3250 | ||
8f73f0b9 | 3251 | /* Figure out port swap value */ |
3c9ada22 YR |
3252 | port_swap_ovr = REG_RD(bp, MISC_REG_FOUR_PORT_PORT_SWAP_OVWR); |
3253 | if (port_swap_ovr & 0x1) | |
3254 | port_swap = (port_swap_ovr & 0x2); | |
3255 | else | |
3256 | port_swap = REG_RD(bp, MISC_REG_FOUR_PORT_PORT_SWAP); | |
3257 | ||
3258 | if (port_swap) | |
3259 | port = port ^ 1; | |
3260 | ||
3261 | lane = (port<<1) + path; | |
d231023e | 3262 | } else { /* Two port mode - no port swap */ |
3c9ada22 | 3263 | |
8f73f0b9 | 3264 | /* Figure out path swap value */ |
3c9ada22 YR |
3265 | path_swap_ovr = |
3266 | REG_RD(bp, MISC_REG_TWO_PORT_PATH_SWAP_OVWR); | |
3267 | if (path_swap_ovr & 0x1) { | |
3268 | path_swap = (path_swap_ovr & 0x2); | |
3269 | } else { | |
3270 | path_swap = | |
3271 | REG_RD(bp, MISC_REG_TWO_PORT_PATH_SWAP); | |
3272 | } | |
3273 | if (path_swap) | |
3274 | path = path ^ 1; | |
3275 | ||
3276 | lane = path << 1 ; | |
3277 | } | |
3278 | return lane; | |
3279 | } | |
e10bc84d | 3280 | |
ec146a6f YR |
3281 | static void bnx2x_set_aer_mmd(struct link_params *params, |
3282 | struct bnx2x_phy *phy) | |
ea4e040a | 3283 | { |
ea4e040a | 3284 | u32 ser_lane; |
f2e0899f DK |
3285 | u16 offset, aer_val; |
3286 | struct bnx2x *bp = params->bp; | |
ea4e040a YR |
3287 | ser_lane = ((params->lane_config & |
3288 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >> | |
3289 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT); | |
3290 | ||
ec146a6f YR |
3291 | offset = (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) ? |
3292 | (phy->addr + ser_lane) : 0; | |
3293 | ||
3c9ada22 YR |
3294 | if (USES_WARPCORE(bp)) { |
3295 | aer_val = bnx2x_get_warpcore_lane(phy, params); | |
8f73f0b9 | 3296 | /* In Dual-lane mode, two lanes are joined together, |
3c9ada22 YR |
3297 | * so in order to configure them, the AER broadcast method is |
3298 | * used here. | |
3299 | * 0x200 is the broadcast address for lanes 0,1 | |
3300 | * 0x201 is the broadcast address for lanes 2,3 | |
3301 | */ | |
3302 | if (phy->flags & FLAGS_WC_DUAL_MODE) | |
3303 | aer_val = (aer_val >> 1) | 0x200; | |
3304 | } else if (CHIP_IS_E2(bp)) | |
82a0d475 | 3305 | aer_val = 0x3800 + offset - 1; |
f2e0899f DK |
3306 | else |
3307 | aer_val = 0x3800 + offset; | |
2f751a80 | 3308 | |
cd2be89b | 3309 | CL22_WR_OVER_CL45(bp, phy, MDIO_REG_BANK_AER_BLOCK, |
cd88ccee | 3310 | MDIO_AER_BLOCK_AER_REG, aer_val); |
ec146a6f | 3311 | |
ea4e040a YR |
3312 | } |
3313 | ||
de6eae1f YR |
3314 | /******************************************************************/ |
3315 | /* Internal phy section */ | |
3316 | /******************************************************************/ | |
ea4e040a | 3317 | |
de6eae1f YR |
3318 | static void bnx2x_set_serdes_access(struct bnx2x *bp, u8 port) |
3319 | { | |
3320 | u32 emac_base = (port) ? GRCBASE_EMAC1 : GRCBASE_EMAC0; | |
ea4e040a | 3321 | |
de6eae1f YR |
3322 | /* Set Clause 22 */ |
3323 | REG_WR(bp, NIG_REG_SERDES0_CTRL_MD_ST + port*0x10, 1); | |
3324 | REG_WR(bp, emac_base + EMAC_REG_EMAC_MDIO_COMM, 0x245f8000); | |
3325 | udelay(500); | |
3326 | REG_WR(bp, emac_base + EMAC_REG_EMAC_MDIO_COMM, 0x245d000f); | |
3327 | udelay(500); | |
3328 | /* Set Clause 45 */ | |
3329 | REG_WR(bp, NIG_REG_SERDES0_CTRL_MD_ST + port*0x10, 0); | |
ea4e040a YR |
3330 | } |
3331 | ||
de6eae1f | 3332 | static void bnx2x_serdes_deassert(struct bnx2x *bp, u8 port) |
ea4e040a | 3333 | { |
de6eae1f | 3334 | u32 val; |
ea4e040a | 3335 | |
de6eae1f | 3336 | DP(NETIF_MSG_LINK, "bnx2x_serdes_deassert\n"); |
ea4e040a | 3337 | |
de6eae1f | 3338 | val = SERDES_RESET_BITS << (port*16); |
c1b73990 | 3339 | |
d231023e | 3340 | /* Reset and unreset the SerDes/XGXS */ |
de6eae1f YR |
3341 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_CLEAR, val); |
3342 | udelay(500); | |
3343 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_SET, val); | |
ea4e040a | 3344 | |
de6eae1f | 3345 | bnx2x_set_serdes_access(bp, port); |
ea4e040a | 3346 | |
cd88ccee YR |
3347 | REG_WR(bp, NIG_REG_SERDES0_CTRL_MD_DEVAD + port*0x10, |
3348 | DEFAULT_PHY_DEV_ADDR); | |
de6eae1f YR |
3349 | } |
3350 | ||
a75bb001 YR |
3351 | static void bnx2x_xgxs_specific_func(struct bnx2x_phy *phy, |
3352 | struct link_params *params, | |
3353 | u32 action) | |
3354 | { | |
3355 | struct bnx2x *bp = params->bp; | |
3356 | switch (action) { | |
3357 | case PHY_INIT: | |
3358 | /* Set correct devad */ | |
3359 | REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_ST + params->port*0x18, 0); | |
3360 | REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_DEVAD + params->port*0x18, | |
3361 | phy->def_md_devad); | |
3362 | break; | |
3363 | } | |
3364 | } | |
3365 | ||
de6eae1f YR |
3366 | static void bnx2x_xgxs_deassert(struct link_params *params) |
3367 | { | |
3368 | struct bnx2x *bp = params->bp; | |
3369 | u8 port; | |
3370 | u32 val; | |
3371 | DP(NETIF_MSG_LINK, "bnx2x_xgxs_deassert\n"); | |
3372 | port = params->port; | |
3373 | ||
3374 | val = XGXS_RESET_BITS << (port*16); | |
3375 | ||
d231023e | 3376 | /* Reset and unreset the SerDes/XGXS */ |
de6eae1f YR |
3377 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_CLEAR, val); |
3378 | udelay(500); | |
3379 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_SET, val); | |
a75bb001 YR |
3380 | bnx2x_xgxs_specific_func(¶ms->phy[INT_PHY], params, |
3381 | PHY_INIT); | |
de6eae1f YR |
3382 | } |
3383 | ||
9045f6b4 YR |
3384 | static void bnx2x_calc_ieee_aneg_adv(struct bnx2x_phy *phy, |
3385 | struct link_params *params, u16 *ieee_fc) | |
3386 | { | |
3387 | struct bnx2x *bp = params->bp; | |
3388 | *ieee_fc = MDIO_COMBO_IEEE0_AUTO_NEG_ADV_FULL_DUPLEX; | |
8f73f0b9 | 3389 | /* Resolve pause mode and advertisement Please refer to Table |
9045f6b4 YR |
3390 | * 28B-3 of the 802.3ab-1999 spec |
3391 | */ | |
3392 | ||
3393 | switch (phy->req_flow_ctrl) { | |
3394 | case BNX2X_FLOW_CTRL_AUTO: | |
ba35a0fd YR |
3395 | switch (params->req_fc_auto_adv) { |
3396 | case BNX2X_FLOW_CTRL_BOTH: | |
1359d73c | 3397 | case BNX2X_FLOW_CTRL_RX: |
9045f6b4 | 3398 | *ieee_fc |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH; |
ba35a0fd | 3399 | break; |
ba35a0fd | 3400 | case BNX2X_FLOW_CTRL_TX: |
9045f6b4 | 3401 | *ieee_fc |= |
ba35a0fd YR |
3402 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC; |
3403 | break; | |
3404 | default: | |
3405 | break; | |
3406 | } | |
9045f6b4 | 3407 | break; |
9045f6b4 YR |
3408 | case BNX2X_FLOW_CTRL_TX: |
3409 | *ieee_fc |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC; | |
3410 | break; | |
3411 | ||
3412 | case BNX2X_FLOW_CTRL_RX: | |
3413 | case BNX2X_FLOW_CTRL_BOTH: | |
3414 | *ieee_fc |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH; | |
3415 | break; | |
3416 | ||
3417 | case BNX2X_FLOW_CTRL_NONE: | |
3418 | default: | |
3419 | *ieee_fc |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_NONE; | |
3420 | break; | |
3421 | } | |
3422 | DP(NETIF_MSG_LINK, "ieee_fc = 0x%x\n", *ieee_fc); | |
3423 | } | |
3424 | ||
3425 | static void set_phy_vars(struct link_params *params, | |
3426 | struct link_vars *vars) | |
3427 | { | |
3428 | struct bnx2x *bp = params->bp; | |
3429 | u8 actual_phy_idx, phy_index, link_cfg_idx; | |
3430 | u8 phy_config_swapped = params->multi_phy_config & | |
3431 | PORT_HW_CFG_PHY_SWAPPED_ENABLED; | |
3432 | for (phy_index = INT_PHY; phy_index < params->num_phys; | |
3433 | phy_index++) { | |
3434 | link_cfg_idx = LINK_CONFIG_IDX(phy_index); | |
3435 | actual_phy_idx = phy_index; | |
3436 | if (phy_config_swapped) { | |
3437 | if (phy_index == EXT_PHY1) | |
3438 | actual_phy_idx = EXT_PHY2; | |
3439 | else if (phy_index == EXT_PHY2) | |
3440 | actual_phy_idx = EXT_PHY1; | |
3441 | } | |
3442 | params->phy[actual_phy_idx].req_flow_ctrl = | |
3443 | params->req_flow_ctrl[link_cfg_idx]; | |
3444 | ||
3445 | params->phy[actual_phy_idx].req_line_speed = | |
3446 | params->req_line_speed[link_cfg_idx]; | |
3447 | ||
3448 | params->phy[actual_phy_idx].speed_cap_mask = | |
3449 | params->speed_cap_mask[link_cfg_idx]; | |
a22f0788 | 3450 | |
9045f6b4 YR |
3451 | params->phy[actual_phy_idx].req_duplex = |
3452 | params->req_duplex[link_cfg_idx]; | |
3453 | ||
3454 | if (params->req_line_speed[link_cfg_idx] == | |
3455 | SPEED_AUTO_NEG) | |
3456 | vars->link_status |= LINK_STATUS_AUTO_NEGOTIATE_ENABLED; | |
3457 | ||
3458 | DP(NETIF_MSG_LINK, "req_flow_ctrl %x, req_line_speed %x," | |
3459 | " speed_cap_mask %x\n", | |
3460 | params->phy[actual_phy_idx].req_flow_ctrl, | |
3461 | params->phy[actual_phy_idx].req_line_speed, | |
3462 | params->phy[actual_phy_idx].speed_cap_mask); | |
3463 | } | |
3464 | } | |
3465 | ||
3466 | static void bnx2x_ext_phy_set_pause(struct link_params *params, | |
3467 | struct bnx2x_phy *phy, | |
3468 | struct link_vars *vars) | |
3469 | { | |
3470 | u16 val; | |
3471 | struct bnx2x *bp = params->bp; | |
d231023e | 3472 | /* Read modify write pause advertizing */ |
9045f6b4 YR |
3473 | bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV_PAUSE, &val); |
3474 | ||
3475 | val &= ~MDIO_AN_REG_ADV_PAUSE_BOTH; | |
3476 | ||
3477 | /* Please refer to Table 28B-3 of 802.3ab-1999 spec. */ | |
3478 | bnx2x_calc_ieee_aneg_adv(phy, params, &vars->ieee_fc); | |
3479 | if ((vars->ieee_fc & | |
3480 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) == | |
3481 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) { | |
3482 | val |= MDIO_AN_REG_ADV_PAUSE_ASYMMETRIC; | |
3483 | } | |
3484 | if ((vars->ieee_fc & | |
3485 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) == | |
3486 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) { | |
3487 | val |= MDIO_AN_REG_ADV_PAUSE_PAUSE; | |
3488 | } | |
3489 | DP(NETIF_MSG_LINK, "Ext phy AN advertize 0x%x\n", val); | |
3490 | bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV_PAUSE, val); | |
3491 | } | |
3492 | ||
1359d73c YM |
3493 | static void bnx2x_pause_resolve(struct bnx2x_phy *phy, |
3494 | struct link_params *params, | |
3495 | struct link_vars *vars, | |
3496 | u32 pause_result) | |
3497 | { | |
3498 | struct bnx2x *bp = params->bp; | |
3499 | /* LD LP */ | |
9045f6b4 YR |
3500 | switch (pause_result) { /* ASYM P ASYM P */ |
3501 | case 0xb: /* 1 0 1 1 */ | |
1359d73c | 3502 | DP(NETIF_MSG_LINK, "Flow Control: TX only\n"); |
9045f6b4 YR |
3503 | vars->flow_ctrl = BNX2X_FLOW_CTRL_TX; |
3504 | break; | |
3505 | ||
3506 | case 0xe: /* 1 1 1 0 */ | |
1359d73c | 3507 | DP(NETIF_MSG_LINK, "Flow Control: RX only\n"); |
9045f6b4 YR |
3508 | vars->flow_ctrl = BNX2X_FLOW_CTRL_RX; |
3509 | break; | |
3510 | ||
3511 | case 0x5: /* 0 1 0 1 */ | |
3512 | case 0x7: /* 0 1 1 1 */ | |
3513 | case 0xd: /* 1 1 0 1 */ | |
3514 | case 0xf: /* 1 1 1 1 */ | |
1359d73c YM |
3515 | /* If the user selected to advertise RX ONLY, |
3516 | * although we advertised both, need to enable | |
3517 | * RX only. | |
3518 | */ | |
3519 | if (params->req_fc_auto_adv == BNX2X_FLOW_CTRL_BOTH) { | |
3520 | DP(NETIF_MSG_LINK, "Flow Control: RX & TX\n"); | |
3521 | vars->flow_ctrl = BNX2X_FLOW_CTRL_BOTH; | |
3522 | } else { | |
3523 | DP(NETIF_MSG_LINK, "Flow Control: RX only\n"); | |
3524 | vars->flow_ctrl = BNX2X_FLOW_CTRL_RX; | |
3525 | } | |
9045f6b4 YR |
3526 | break; |
3527 | ||
3528 | default: | |
1359d73c YM |
3529 | DP(NETIF_MSG_LINK, "Flow Control: None\n"); |
3530 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; | |
9045f6b4 YR |
3531 | break; |
3532 | } | |
3533 | if (pause_result & (1<<0)) | |
3534 | vars->link_status |= LINK_STATUS_LINK_PARTNER_SYMMETRIC_PAUSE; | |
3535 | if (pause_result & (1<<1)) | |
3536 | vars->link_status |= LINK_STATUS_LINK_PARTNER_ASYMMETRIC_PAUSE; | |
8f73f0b9 | 3537 | |
9045f6b4 YR |
3538 | } |
3539 | ||
9e7e8399 MY |
3540 | static void bnx2x_ext_phy_update_adv_fc(struct bnx2x_phy *phy, |
3541 | struct link_params *params, | |
3542 | struct link_vars *vars) | |
9045f6b4 | 3543 | { |
9045f6b4 YR |
3544 | u16 ld_pause; /* local */ |
3545 | u16 lp_pause; /* link partner */ | |
3546 | u16 pause_result; | |
9e7e8399 MY |
3547 | struct bnx2x *bp = params->bp; |
3548 | if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM54618SE) { | |
3549 | bnx2x_cl22_read(bp, phy, 0x4, &ld_pause); | |
3550 | bnx2x_cl22_read(bp, phy, 0x5, &lp_pause); | |
ca05f29c YR |
3551 | } else if (CHIP_IS_E3(bp) && |
3552 | SINGLE_MEDIA_DIRECT(params)) { | |
3553 | u8 lane = bnx2x_get_warpcore_lane(phy, params); | |
3554 | u16 gp_status, gp_mask; | |
3555 | bnx2x_cl45_read(bp, phy, | |
3556 | MDIO_AN_DEVAD, MDIO_WC_REG_GP2_STATUS_GP_2_4, | |
3557 | &gp_status); | |
3558 | gp_mask = (MDIO_WC_REG_GP2_STATUS_GP_2_4_CL73_AN_CMPL | | |
3559 | MDIO_WC_REG_GP2_STATUS_GP_2_4_CL37_LP_AN_CAP) << | |
3560 | lane; | |
3561 | if ((gp_status & gp_mask) == gp_mask) { | |
3562 | bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, | |
3563 | MDIO_AN_REG_ADV_PAUSE, &ld_pause); | |
3564 | bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, | |
3565 | MDIO_AN_REG_LP_AUTO_NEG, &lp_pause); | |
3566 | } else { | |
3567 | bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, | |
3568 | MDIO_AN_REG_CL37_FC_LD, &ld_pause); | |
3569 | bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, | |
3570 | MDIO_AN_REG_CL37_FC_LP, &lp_pause); | |
3571 | ld_pause = ((ld_pause & | |
3572 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) | |
3573 | << 3); | |
3574 | lp_pause = ((lp_pause & | |
3575 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) | |
3576 | << 3); | |
3577 | } | |
9e7e8399 MY |
3578 | } else { |
3579 | bnx2x_cl45_read(bp, phy, | |
3580 | MDIO_AN_DEVAD, | |
3581 | MDIO_AN_REG_ADV_PAUSE, &ld_pause); | |
3582 | bnx2x_cl45_read(bp, phy, | |
3583 | MDIO_AN_DEVAD, | |
3584 | MDIO_AN_REG_LP_AUTO_NEG, &lp_pause); | |
3585 | } | |
3586 | pause_result = (ld_pause & | |
3587 | MDIO_AN_REG_ADV_PAUSE_MASK) >> 8; | |
3588 | pause_result |= (lp_pause & | |
3589 | MDIO_AN_REG_ADV_PAUSE_MASK) >> 10; | |
3590 | DP(NETIF_MSG_LINK, "Ext PHY pause result 0x%x\n", pause_result); | |
1359d73c | 3591 | bnx2x_pause_resolve(phy, params, vars, pause_result); |
9045f6b4 | 3592 | |
9e7e8399 | 3593 | } |
8f73f0b9 | 3594 | |
9e7e8399 MY |
3595 | static u8 bnx2x_ext_phy_resolve_fc(struct bnx2x_phy *phy, |
3596 | struct link_params *params, | |
3597 | struct link_vars *vars) | |
3598 | { | |
3599 | u8 ret = 0; | |
9045f6b4 | 3600 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
9e7e8399 MY |
3601 | if (phy->req_flow_ctrl != BNX2X_FLOW_CTRL_AUTO) { |
3602 | /* Update the advertised flow-controled of LD/LP in AN */ | |
3603 | if (phy->req_line_speed == SPEED_AUTO_NEG) | |
3604 | bnx2x_ext_phy_update_adv_fc(phy, params, vars); | |
3605 | /* But set the flow-control result as the requested one */ | |
9045f6b4 | 3606 | vars->flow_ctrl = phy->req_flow_ctrl; |
9e7e8399 | 3607 | } else if (phy->req_line_speed != SPEED_AUTO_NEG) |
9045f6b4 YR |
3608 | vars->flow_ctrl = params->req_fc_auto_adv; |
3609 | else if (vars->link_status & LINK_STATUS_AUTO_NEGOTIATE_COMPLETE) { | |
3610 | ret = 1; | |
9e7e8399 | 3611 | bnx2x_ext_phy_update_adv_fc(phy, params, vars); |
9045f6b4 YR |
3612 | } |
3613 | return ret; | |
3614 | } | |
3c9ada22 YR |
3615 | /******************************************************************/ |
3616 | /* Warpcore section */ | |
3617 | /******************************************************************/ | |
3618 | /* The init_internal_warpcore should mirror the xgxs, | |
3619 | * i.e. reset the lane (if needed), set aer for the | |
3620 | * init configuration, and set/clear SGMII flag. Internal | |
3621 | * phy init is done purely in phy_init stage. | |
3622 | */ | |
30fd9ff0 | 3623 | #define WC_TX_DRIVER(post2, idriver, ipre, ifir) \ |
e438c5d6 YR |
3624 | ((post2 << MDIO_WC_REG_TX0_TX_DRIVER_POST2_COEFF_OFFSET) | \ |
3625 | (idriver << MDIO_WC_REG_TX0_TX_DRIVER_IDRIVER_OFFSET) | \ | |
30fd9ff0 YR |
3626 | (ipre << MDIO_WC_REG_TX0_TX_DRIVER_IPRE_DRIVER_OFFSET) | \ |
3627 | (ifir << MDIO_WC_REG_TX0_TX_DRIVER_IFIR_OFFSET)) | |
e438c5d6 YR |
3628 | |
3629 | #define WC_TX_FIR(post, main, pre) \ | |
3630 | ((post << MDIO_WC_REG_TX_FIR_TAP_POST_TAP_OFFSET) | \ | |
3631 | (main << MDIO_WC_REG_TX_FIR_TAP_MAIN_TAP_OFFSET) | \ | |
3632 | (pre << MDIO_WC_REG_TX_FIR_TAP_PRE_TAP_OFFSET)) | |
3633 | ||
4e7b4997 YR |
3634 | static void bnx2x_warpcore_enable_AN_KR2(struct bnx2x_phy *phy, |
3635 | struct link_params *params, | |
3636 | struct link_vars *vars) | |
3637 | { | |
3638 | struct bnx2x *bp = params->bp; | |
3639 | u16 i; | |
3640 | static struct bnx2x_reg_set reg_set[] = { | |
3641 | /* Step 1 - Program the TX/RX alignment markers */ | |
3642 | {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL5, 0xa157}, | |
3643 | {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL7, 0xcbe2}, | |
3644 | {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL6, 0x7537}, | |
3645 | {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL9, 0xa157}, | |
3646 | {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_RX_CTRL11, 0xcbe2}, | |
3647 | {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_RX_CTRL10, 0x7537}, | |
3648 | /* Step 2 - Configure the NP registers */ | |
3649 | {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_USERB0_CTRL, 0x000a}, | |
3650 | {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CTRL1, 0x6400}, | |
3651 | {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CTRL3, 0x0620}, | |
3652 | {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CODE_FIELD, 0x0157}, | |
3653 | {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI1, 0x6464}, | |
3654 | {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI2, 0x3150}, | |
3655 | {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI3, 0x3150}, | |
3656 | {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_LD_BAM_CODE, 0x0157}, | |
3657 | {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_LD_UD_CODE, 0x0620} | |
3658 | }; | |
3659 | DP(NETIF_MSG_LINK, "Enabling 20G-KR2\n"); | |
3660 | ||
3661 | bnx2x_cl45_read_or_write(bp, phy, MDIO_WC_DEVAD, | |
3662 | MDIO_WC_REG_CL49_USERB0_CTRL, (3<<6)); | |
3663 | ||
b5a05550 | 3664 | for (i = 0; i < ARRAY_SIZE(reg_set); i++) |
4e7b4997 YR |
3665 | bnx2x_cl45_write(bp, phy, reg_set[i].devad, reg_set[i].reg, |
3666 | reg_set[i].val); | |
3667 | ||
3668 | /* Start KR2 work-around timer which handles BCM8073 link-parner */ | |
6e9e5644 YR |
3669 | params->link_attr_sync |= LINK_ATTR_SYNC_KR2_ENABLE; |
3670 | bnx2x_update_link_attr(params, params->link_attr_sync); | |
4e7b4997 | 3671 | } |
ec4010ec | 3672 | |
4e4b14c9 YR |
3673 | static void bnx2x_disable_kr2(struct link_params *params, |
3674 | struct link_vars *vars, | |
3675 | struct bnx2x_phy *phy) | |
3676 | { | |
3677 | struct bnx2x *bp = params->bp; | |
3678 | int i; | |
3679 | static struct bnx2x_reg_set reg_set[] = { | |
3680 | /* Step 1 - Program the TX/RX alignment markers */ | |
3681 | {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL5, 0x7690}, | |
3682 | {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL7, 0xe647}, | |
3683 | {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL6, 0xc4f0}, | |
3684 | {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_TX_CTRL9, 0x7690}, | |
3685 | {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_RX_CTRL11, 0xe647}, | |
3686 | {MDIO_WC_DEVAD, MDIO_WC_REG_CL82_USERB1_RX_CTRL10, 0xc4f0}, | |
3687 | {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_USERB0_CTRL, 0x000c}, | |
3688 | {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CTRL1, 0x6000}, | |
3689 | {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CTRL3, 0x0000}, | |
3690 | {MDIO_WC_DEVAD, MDIO_WC_REG_CL73_BAM_CODE_FIELD, 0x0002}, | |
3691 | {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI1, 0x0000}, | |
3692 | {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI2, 0x0af7}, | |
3693 | {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_OUI3, 0x0af7}, | |
3694 | {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_LD_BAM_CODE, 0x0002}, | |
3695 | {MDIO_WC_DEVAD, MDIO_WC_REG_ETA_CL73_LD_UD_CODE, 0x0000} | |
3696 | }; | |
3697 | DP(NETIF_MSG_LINK, "Disabling 20G-KR2\n"); | |
3698 | ||
3699 | for (i = 0; i < ARRAY_SIZE(reg_set); i++) | |
3700 | bnx2x_cl45_write(bp, phy, reg_set[i].devad, reg_set[i].reg, | |
3701 | reg_set[i].val); | |
6e9e5644 YR |
3702 | params->link_attr_sync &= ~LINK_ATTR_SYNC_KR2_ENABLE; |
3703 | bnx2x_update_link_attr(params, params->link_attr_sync); | |
4e4b14c9 YR |
3704 | |
3705 | vars->check_kr2_recovery_cnt = CHECK_KR2_RECOVERY_CNT; | |
3706 | } | |
3707 | ||
ec4010ec YM |
3708 | static void bnx2x_warpcore_set_lpi_passthrough(struct bnx2x_phy *phy, |
3709 | struct link_params *params) | |
3710 | { | |
3711 | struct bnx2x *bp = params->bp; | |
3712 | ||
3713 | DP(NETIF_MSG_LINK, "Configure WC for LPI pass through\n"); | |
3714 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
3715 | MDIO_WC_REG_EEE_COMBO_CONTROL0, 0x7c); | |
3716 | bnx2x_cl45_read_or_write(bp, phy, MDIO_WC_DEVAD, | |
3717 | MDIO_WC_REG_DIGITAL4_MISC5, 0xc000); | |
3718 | } | |
3719 | ||
4e7b4997 YR |
3720 | static void bnx2x_warpcore_restart_AN_KR(struct bnx2x_phy *phy, |
3721 | struct link_params *params) | |
3722 | { | |
3723 | /* Restart autoneg on the leading lane only */ | |
3724 | struct bnx2x *bp = params->bp; | |
3725 | u16 lane = bnx2x_get_warpcore_lane(phy, params); | |
3726 | CL22_WR_OVER_CL45(bp, phy, MDIO_REG_BANK_AER_BLOCK, | |
3727 | MDIO_AER_BLOCK_AER_REG, lane); | |
3728 | bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, | |
3729 | MDIO_WC_REG_IEEE0BLK_MIICNTL, 0x1200); | |
3730 | ||
3731 | /* Restore AER */ | |
3732 | bnx2x_set_aer_mmd(params, phy); | |
3733 | } | |
3734 | ||
3c9ada22 YR |
3735 | static void bnx2x_warpcore_enable_AN_KR(struct bnx2x_phy *phy, |
3736 | struct link_params *params, | |
3737 | struct link_vars *vars) { | |
dad91ee4 YR |
3738 | u16 lane, i, cl72_ctrl, an_adv = 0, val; |
3739 | u32 wc_lane_config; | |
a351d497 YM |
3740 | struct bnx2x *bp = params->bp; |
3741 | static struct bnx2x_reg_set reg_set[] = { | |
3742 | {MDIO_WC_DEVAD, MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2, 0x7}, | |
a351d497 YM |
3743 | {MDIO_PMA_DEVAD, MDIO_WC_REG_IEEE0BLK_AUTONEGNP, 0x0}, |
3744 | {MDIO_WC_DEVAD, MDIO_WC_REG_RX66_CONTROL, 0x7415}, | |
3745 | {MDIO_WC_DEVAD, MDIO_WC_REG_SERDESDIGITAL_MISC2, 0x6190}, | |
3746 | /* Disable Autoneg: re-enable it after adv is done. */ | |
4e7b4997 YR |
3747 | {MDIO_AN_DEVAD, MDIO_WC_REG_IEEE0BLK_MIICNTL, 0}, |
3748 | {MDIO_PMA_DEVAD, MDIO_WC_REG_PMD_KR_CONTROL, 0x2}, | |
3749 | {MDIO_WC_DEVAD, MDIO_WC_REG_CL72_USERB0_CL72_TX_FIR_TAP, 0}, | |
a351d497 | 3750 | }; |
3c9ada22 | 3751 | DP(NETIF_MSG_LINK, "Enable Auto Negotiation for KR\n"); |
6a51c0d1 | 3752 | /* Set to default registers that may be overriden by 10G force */ |
b5a05550 | 3753 | for (i = 0; i < ARRAY_SIZE(reg_set); i++) |
a351d497 YM |
3754 | bnx2x_cl45_write(bp, phy, reg_set[i].devad, reg_set[i].reg, |
3755 | reg_set[i].val); | |
a9077bfd | 3756 | |
b457bcb9 | 3757 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, |
503976e9 | 3758 | MDIO_WC_REG_CL72_USERB0_CL72_MISC1_CONTROL, &cl72_ctrl); |
4e7b4997 | 3759 | cl72_ctrl &= 0x08ff; |
b457bcb9 YR |
3760 | cl72_ctrl |= 0x3800; |
3761 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
503976e9 | 3762 | MDIO_WC_REG_CL72_USERB0_CL72_MISC1_CONTROL, cl72_ctrl); |
b457bcb9 | 3763 | |
3c9ada22 YR |
3764 | /* Check adding advertisement for 1G KX */ |
3765 | if (((vars->line_speed == SPEED_AUTO_NEG) && | |
3766 | (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) || | |
3767 | (vars->line_speed == SPEED_1000)) { | |
05fcaeac | 3768 | u16 addr = MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2; |
cd1a26a3 | 3769 | an_adv |= (1<<5); |
3c9ada22 YR |
3770 | |
3771 | /* Enable CL37 1G Parallel Detect */ | |
a351d497 | 3772 | bnx2x_cl45_read_or_write(bp, phy, MDIO_WC_DEVAD, addr, 0x1); |
3c9ada22 YR |
3773 | DP(NETIF_MSG_LINK, "Advertize 1G\n"); |
3774 | } | |
3775 | if (((vars->line_speed == SPEED_AUTO_NEG) && | |
3776 | (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) || | |
3777 | (vars->line_speed == SPEED_10000)) { | |
3778 | /* Check adding advertisement for 10G KR */ | |
cd1a26a3 | 3779 | an_adv |= (1<<7); |
3c9ada22 | 3780 | /* Enable 10G Parallel Detect */ |
cd1a26a3 YR |
3781 | CL22_WR_OVER_CL45(bp, phy, MDIO_REG_BANK_AER_BLOCK, |
3782 | MDIO_AER_BLOCK_AER_REG, 0); | |
3783 | ||
3c9ada22 | 3784 | bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, |
a351d497 | 3785 | MDIO_WC_REG_PAR_DET_10G_CTRL, 1); |
cd1a26a3 | 3786 | bnx2x_set_aer_mmd(params, phy); |
3c9ada22 YR |
3787 | DP(NETIF_MSG_LINK, "Advertize 10G\n"); |
3788 | } | |
3789 | ||
3790 | /* Set Transmit PMD settings */ | |
3791 | lane = bnx2x_get_warpcore_lane(phy, params); | |
3792 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
e438c5d6 | 3793 | MDIO_WC_REG_TX0_TX_DRIVER + 0x10*lane, |
30fd9ff0 | 3794 | WC_TX_DRIVER(0x02, 0x06, 0x09, 0)); |
4e7b4997 YR |
3795 | /* Configure the next lane if dual mode */ |
3796 | if (phy->flags & FLAGS_WC_DUAL_MODE) | |
3797 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
3798 | MDIO_WC_REG_TX0_TX_DRIVER + 0x10*(lane+1), | |
30fd9ff0 | 3799 | WC_TX_DRIVER(0x02, 0x06, 0x09, 0)); |
3c9ada22 YR |
3800 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, |
3801 | MDIO_WC_REG_CL72_USERB0_CL72_OS_DEF_CTRL, | |
3802 | 0x03f0); | |
3803 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
3804 | MDIO_WC_REG_CL72_USERB0_CL72_2P5_DEF_CTRL, | |
3805 | 0x03f0); | |
3c9ada22 YR |
3806 | |
3807 | /* Advertised speeds */ | |
3808 | bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, | |
cd1a26a3 | 3809 | MDIO_WC_REG_AN_IEEE1BLK_AN_ADVERTISEMENT1, an_adv); |
3c9ada22 | 3810 | |
6b1f3900 YR |
3811 | /* Advertised and set FEC (Forward Error Correction) */ |
3812 | bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, | |
3813 | MDIO_WC_REG_AN_IEEE1BLK_AN_ADVERTISEMENT2, | |
3814 | (MDIO_WC_REG_AN_IEEE1BLK_AN_ADV2_FEC_ABILITY | | |
3815 | MDIO_WC_REG_AN_IEEE1BLK_AN_ADV2_FEC_REQ)); | |
3816 | ||
a34bc969 YR |
3817 | /* Enable CL37 BAM */ |
3818 | if (REG_RD(bp, params->shmem_base + | |
3819 | offsetof(struct shmem_region, dev_info. | |
3820 | port_hw_config[params->port].default_cfg)) & | |
3821 | PORT_HW_CFG_ENABLE_BAM_ON_KR_ENABLED) { | |
a351d497 YM |
3822 | bnx2x_cl45_read_or_write(bp, phy, MDIO_WC_DEVAD, |
3823 | MDIO_WC_REG_DIGITAL6_MP5_NEXTPAGECTRL, | |
3824 | 1); | |
a34bc969 YR |
3825 | DP(NETIF_MSG_LINK, "Enable CL37 BAM on KR\n"); |
3826 | } | |
3827 | ||
3c9ada22 YR |
3828 | /* Advertise pause */ |
3829 | bnx2x_ext_phy_set_pause(params, phy, vars); | |
b6a9c1ef | 3830 | vars->rx_tx_asic_rst = MAX_KR_LINK_RETRY; |
a351d497 YM |
3831 | bnx2x_cl45_read_or_write(bp, phy, MDIO_WC_DEVAD, |
3832 | MDIO_WC_REG_DIGITAL5_MISC7, 0x100); | |
a9077bfd YR |
3833 | |
3834 | /* Over 1G - AN local device user page 1 */ | |
3835 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
3836 | MDIO_WC_REG_DIGITAL3_UP1, 0x1f); | |
3837 | ||
4e7b4997 YR |
3838 | if (((phy->req_line_speed == SPEED_AUTO_NEG) && |
3839 | (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_20G)) || | |
3840 | (phy->req_line_speed == SPEED_20000)) { | |
3841 | ||
3842 | CL22_WR_OVER_CL45(bp, phy, MDIO_REG_BANK_AER_BLOCK, | |
3843 | MDIO_AER_BLOCK_AER_REG, lane); | |
3844 | ||
3845 | bnx2x_cl45_read_or_write(bp, phy, MDIO_WC_DEVAD, | |
3846 | MDIO_WC_REG_RX1_PCI_CTRL + (0x10*lane), | |
3847 | (1<<11)); | |
3848 | ||
3849 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
3850 | MDIO_WC_REG_XGXS_X2_CONTROL3, 0x7); | |
3851 | bnx2x_set_aer_mmd(params, phy); | |
a9077bfd | 3852 | |
4e7b4997 | 3853 | bnx2x_warpcore_enable_AN_KR2(phy, params, vars); |
4e4b14c9 | 3854 | } else { |
b899e698 YR |
3855 | /* Enable Auto-Detect to support 1G over CL37 as well */ |
3856 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
3857 | MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X1, 0x10); | |
dad91ee4 YR |
3858 | wc_lane_config = REG_RD(bp, params->shmem_base + |
3859 | offsetof(struct shmem_region, dev_info. | |
3860 | shared_hw_config.wc_lane_config)); | |
3861 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, | |
3862 | MDIO_WC_REG_RX0_PCI_CTRL + (lane << 4), &val); | |
b899e698 YR |
3863 | /* Force cl48 sync_status LOW to avoid getting stuck in CL73 |
3864 | * parallel-detect loop when CL73 and CL37 are enabled. | |
3865 | */ | |
dad91ee4 YR |
3866 | val |= 1 << 11; |
3867 | ||
3868 | /* Restore Polarity settings in case it was run over by | |
3869 | * previous link owner | |
3870 | */ | |
3871 | if (wc_lane_config & | |
3872 | (SHARED_HW_CFG_RX_LANE0_POL_FLIP_ENABLED << lane)) | |
3873 | val |= 3 << 2; | |
3874 | else | |
3875 | val &= ~(3 << 2); | |
b899e698 | 3876 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, |
dad91ee4 YR |
3877 | MDIO_WC_REG_RX0_PCI_CTRL + (lane << 4), |
3878 | val); | |
b899e698 | 3879 | |
4e4b14c9 | 3880 | bnx2x_disable_kr2(params, vars, phy); |
4e7b4997 YR |
3881 | } |
3882 | ||
3883 | /* Enable Autoneg: only on the main lane */ | |
3884 | bnx2x_warpcore_restart_AN_KR(phy, params); | |
3c9ada22 YR |
3885 | } |
3886 | ||
3887 | static void bnx2x_warpcore_set_10G_KR(struct bnx2x_phy *phy, | |
3888 | struct link_params *params, | |
3889 | struct link_vars *vars) | |
3890 | { | |
3891 | struct bnx2x *bp = params->bp; | |
cd1a26a3 | 3892 | u16 val16, i, lane; |
a351d497 YM |
3893 | static struct bnx2x_reg_set reg_set[] = { |
3894 | /* Disable Autoneg */ | |
3895 | {MDIO_WC_DEVAD, MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2, 0x7}, | |
a351d497 YM |
3896 | {MDIO_WC_DEVAD, MDIO_WC_REG_CL72_USERB0_CL72_MISC1_CONTROL, |
3897 | 0x3f00}, | |
3898 | {MDIO_AN_DEVAD, MDIO_WC_REG_AN_IEEE1BLK_AN_ADVERTISEMENT1, 0}, | |
3899 | {MDIO_AN_DEVAD, MDIO_WC_REG_IEEE0BLK_MIICNTL, 0x0}, | |
3900 | {MDIO_WC_DEVAD, MDIO_WC_REG_DIGITAL3_UP1, 0x1}, | |
3901 | {MDIO_WC_DEVAD, MDIO_WC_REG_DIGITAL5_MISC7, 0xa}, | |
a351d497 | 3902 | /* Leave cl72 training enable, needed for KR */ |
4e7b4997 | 3903 | {MDIO_PMA_DEVAD, MDIO_WC_REG_PMD_KR_CONTROL, 0x2} |
a351d497 YM |
3904 | }; |
3905 | ||
b5a05550 | 3906 | for (i = 0; i < ARRAY_SIZE(reg_set); i++) |
a351d497 YM |
3907 | bnx2x_cl45_write(bp, phy, reg_set[i].devad, reg_set[i].reg, |
3908 | reg_set[i].val); | |
3c9ada22 | 3909 | |
cd1a26a3 YR |
3910 | lane = bnx2x_get_warpcore_lane(phy, params); |
3911 | /* Global registers */ | |
3912 | CL22_WR_OVER_CL45(bp, phy, MDIO_REG_BANK_AER_BLOCK, | |
3913 | MDIO_AER_BLOCK_AER_REG, 0); | |
3914 | /* Disable CL36 PCS Tx */ | |
3915 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, | |
3916 | MDIO_WC_REG_XGXSBLK1_LANECTRL0, &val16); | |
3917 | val16 &= ~(0x0011 << lane); | |
3918 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
3919 | MDIO_WC_REG_XGXSBLK1_LANECTRL0, val16); | |
3c9ada22 | 3920 | |
cd1a26a3 YR |
3921 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, |
3922 | MDIO_WC_REG_XGXSBLK1_LANECTRL1, &val16); | |
3923 | val16 |= (0x0303 << (lane << 1)); | |
3924 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
3925 | MDIO_WC_REG_XGXSBLK1_LANECTRL1, val16); | |
3926 | /* Restore AER */ | |
3927 | bnx2x_set_aer_mmd(params, phy); | |
3c9ada22 YR |
3928 | /* Set speed via PMA/PMD register */ |
3929 | bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, | |
3930 | MDIO_WC_REG_IEEE0BLK_MIICNTL, 0x2040); | |
3931 | ||
3932 | bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, | |
3933 | MDIO_WC_REG_IEEE0BLK_AUTONEGNP, 0xB); | |
3934 | ||
8f73f0b9 | 3935 | /* Enable encoded forced speed */ |
3c9ada22 YR |
3936 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, |
3937 | MDIO_WC_REG_SERDESDIGITAL_MISC2, 0x30); | |
3938 | ||
3939 | /* Turn TX scramble payload only the 64/66 scrambler */ | |
3940 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
3941 | MDIO_WC_REG_TX66_CONTROL, 0x9); | |
3942 | ||
3943 | /* Turn RX scramble payload only the 64/66 scrambler */ | |
3944 | bnx2x_cl45_read_or_write(bp, phy, MDIO_WC_DEVAD, | |
3945 | MDIO_WC_REG_RX66_CONTROL, 0xF9); | |
3946 | ||
d231023e | 3947 | /* Set and clear loopback to cause a reset to 64/66 decoder */ |
3c9ada22 YR |
3948 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, |
3949 | MDIO_WC_REG_IEEE0BLK_MIICNTL, 0x4000); | |
3950 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
3951 | MDIO_WC_REG_IEEE0BLK_MIICNTL, 0x0); | |
3952 | ||
3953 | } | |
3954 | ||
3955 | static void bnx2x_warpcore_set_10G_XFI(struct bnx2x_phy *phy, | |
3956 | struct link_params *params, | |
3957 | u8 is_xfi) | |
3958 | { | |
3959 | struct bnx2x *bp = params->bp; | |
3960 | u16 misc1_val, tap_val, tx_driver_val, lane, val; | |
e438c5d6 | 3961 | u32 cfg_tap_val, tx_drv_brdct, tx_equal; |
30fd9ff0 | 3962 | u32 ifir_val, ipost2_val, ipre_driver_val; |
e438c5d6 | 3963 | |
3c9ada22 | 3964 | /* Hold rxSeqStart */ |
a351d497 YM |
3965 | bnx2x_cl45_read_or_write(bp, phy, MDIO_WC_DEVAD, |
3966 | MDIO_WC_REG_DSC2B0_DSC_MISC_CTRL0, 0x8000); | |
3c9ada22 YR |
3967 | |
3968 | /* Hold tx_fifo_reset */ | |
a351d497 YM |
3969 | bnx2x_cl45_read_or_write(bp, phy, MDIO_WC_DEVAD, |
3970 | MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X3, 0x1); | |
3c9ada22 YR |
3971 | |
3972 | /* Disable CL73 AN */ | |
3973 | bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0); | |
3974 | ||
3975 | /* Disable 100FX Enable and Auto-Detect */ | |
503976e9 YR |
3976 | bnx2x_cl45_read_and_write(bp, phy, MDIO_WC_DEVAD, |
3977 | MDIO_WC_REG_FX100_CTRL1, 0xFFFA); | |
3c9ada22 YR |
3978 | |
3979 | /* Disable 100FX Idle detect */ | |
a351d497 YM |
3980 | bnx2x_cl45_read_or_write(bp, phy, MDIO_WC_DEVAD, |
3981 | MDIO_WC_REG_FX100_CTRL3, 0x0080); | |
3c9ada22 YR |
3982 | |
3983 | /* Set Block address to Remote PHY & Clear forced_speed[5] */ | |
503976e9 YR |
3984 | bnx2x_cl45_read_and_write(bp, phy, MDIO_WC_DEVAD, |
3985 | MDIO_WC_REG_DIGITAL4_MISC3, 0xFF7F); | |
3c9ada22 YR |
3986 | |
3987 | /* Turn off auto-detect & fiber mode */ | |
503976e9 YR |
3988 | bnx2x_cl45_read_and_write(bp, phy, MDIO_WC_DEVAD, |
3989 | MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X1, | |
3990 | 0xFFEE); | |
3c9ada22 YR |
3991 | |
3992 | /* Set filter_force_link, disable_false_link and parallel_detect */ | |
3993 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, | |
3994 | MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2, &val); | |
3995 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
3996 | MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2, | |
3997 | ((val | 0x0006) & 0xFFFE)); | |
3998 | ||
3999 | /* Set XFI / SFI */ | |
4000 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, | |
4001 | MDIO_WC_REG_SERDESDIGITAL_MISC1, &misc1_val); | |
4002 | ||
4003 | misc1_val &= ~(0x1f); | |
4004 | ||
4005 | if (is_xfi) { | |
4006 | misc1_val |= 0x5; | |
e438c5d6 | 4007 | tap_val = WC_TX_FIR(0x08, 0x37, 0x00); |
30fd9ff0 | 4008 | tx_driver_val = WC_TX_DRIVER(0x00, 0x02, 0x03, 0); |
3c9ada22 | 4009 | } else { |
e438c5d6 YR |
4010 | cfg_tap_val = REG_RD(bp, params->shmem_base + |
4011 | offsetof(struct shmem_region, dev_info. | |
4012 | port_hw_config[params->port]. | |
4013 | sfi_tap_values)); | |
4014 | ||
4015 | tx_equal = cfg_tap_val & PORT_HW_CFG_TX_EQUALIZATION_MASK; | |
4016 | ||
3c9ada22 | 4017 | misc1_val |= 0x9; |
e438c5d6 YR |
4018 | |
4019 | /* TAP values are controlled by nvram, if value there isn't 0 */ | |
4020 | if (tx_equal) | |
4021 | tap_val = (u16)tx_equal; | |
4022 | else | |
4023 | tap_val = WC_TX_FIR(0x0f, 0x2b, 0x02); | |
4024 | ||
30fd9ff0 YR |
4025 | ifir_val = DEFAULT_TX_DRV_IFIR; |
4026 | ipost2_val = DEFAULT_TX_DRV_POST2; | |
4027 | ipre_driver_val = DEFAULT_TX_DRV_IPRE_DRIVER; | |
4028 | tx_drv_brdct = DEFAULT_TX_DRV_BRDCT; | |
4029 | ||
4030 | /* If any of the IFIR/IPRE_DRIVER/POST@ is set, apply all | |
4031 | * configuration. | |
4032 | */ | |
4033 | if (cfg_tap_val & (PORT_HW_CFG_TX_DRV_IFIR_MASK | | |
4034 | PORT_HW_CFG_TX_DRV_IPREDRIVER_MASK | | |
4035 | PORT_HW_CFG_TX_DRV_POST2_MASK)) { | |
4036 | ifir_val = (cfg_tap_val & | |
4037 | PORT_HW_CFG_TX_DRV_IFIR_MASK) >> | |
4038 | PORT_HW_CFG_TX_DRV_IFIR_SHIFT; | |
4039 | ipre_driver_val = (cfg_tap_val & | |
4040 | PORT_HW_CFG_TX_DRV_IPREDRIVER_MASK) | |
4041 | >> PORT_HW_CFG_TX_DRV_IPREDRIVER_SHIFT; | |
4042 | ipost2_val = (cfg_tap_val & | |
4043 | PORT_HW_CFG_TX_DRV_POST2_MASK) >> | |
4044 | PORT_HW_CFG_TX_DRV_POST2_SHIFT; | |
4045 | } | |
4046 | ||
4047 | if (cfg_tap_val & PORT_HW_CFG_TX_DRV_BROADCAST_MASK) { | |
4048 | tx_drv_brdct = (cfg_tap_val & | |
4049 | PORT_HW_CFG_TX_DRV_BROADCAST_MASK) >> | |
4050 | PORT_HW_CFG_TX_DRV_BROADCAST_SHIFT; | |
4051 | } | |
4052 | ||
4053 | tx_driver_val = WC_TX_DRIVER(ipost2_val, tx_drv_brdct, | |
4054 | ipre_driver_val, ifir_val); | |
3c9ada22 YR |
4055 | } |
4056 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
4057 | MDIO_WC_REG_SERDESDIGITAL_MISC1, misc1_val); | |
4058 | ||
4059 | /* Set Transmit PMD settings */ | |
4060 | lane = bnx2x_get_warpcore_lane(phy, params); | |
4061 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
4062 | MDIO_WC_REG_TX_FIR_TAP, | |
4063 | tap_val | MDIO_WC_REG_TX_FIR_TAP_ENABLE); | |
4064 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
4065 | MDIO_WC_REG_TX0_TX_DRIVER + 0x10*lane, | |
4066 | tx_driver_val); | |
4067 | ||
4068 | /* Enable fiber mode, enable and invert sig_det */ | |
a351d497 YM |
4069 | bnx2x_cl45_read_or_write(bp, phy, MDIO_WC_DEVAD, |
4070 | MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X1, 0xd); | |
3c9ada22 YR |
4071 | |
4072 | /* Set Block address to Remote PHY & Set forced_speed[5], 40bit mode */ | |
a351d497 YM |
4073 | bnx2x_cl45_read_or_write(bp, phy, MDIO_WC_DEVAD, |
4074 | MDIO_WC_REG_DIGITAL4_MISC3, 0x8080); | |
3c9ada22 | 4075 | |
ec4010ec | 4076 | bnx2x_warpcore_set_lpi_passthrough(phy, params); |
c8c60d88 | 4077 | |
3c9ada22 YR |
4078 | /* 10G XFI Full Duplex */ |
4079 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
4080 | MDIO_WC_REG_IEEE0BLK_MIICNTL, 0x100); | |
4081 | ||
4082 | /* Release tx_fifo_reset */ | |
503976e9 YR |
4083 | bnx2x_cl45_read_and_write(bp, phy, MDIO_WC_DEVAD, |
4084 | MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X3, | |
4085 | 0xFFFE); | |
3c9ada22 | 4086 | /* Release rxSeqStart */ |
503976e9 YR |
4087 | bnx2x_cl45_read_and_write(bp, phy, MDIO_WC_DEVAD, |
4088 | MDIO_WC_REG_DSC2B0_DSC_MISC_CTRL0, 0x7FFF); | |
3c9ada22 YR |
4089 | } |
4090 | ||
4e7b4997 YR |
4091 | static void bnx2x_warpcore_set_20G_force_KR2(struct bnx2x_phy *phy, |
4092 | struct link_params *params) | |
3c9ada22 | 4093 | { |
4e7b4997 YR |
4094 | u16 val; |
4095 | struct bnx2x *bp = params->bp; | |
4096 | /* Set global registers, so set AER lane to 0 */ | |
4097 | CL22_WR_OVER_CL45(bp, phy, MDIO_REG_BANK_AER_BLOCK, | |
4098 | MDIO_AER_BLOCK_AER_REG, 0); | |
4099 | ||
4100 | /* Disable sequencer */ | |
4101 | bnx2x_cl45_read_and_write(bp, phy, MDIO_WC_DEVAD, | |
4102 | MDIO_WC_REG_XGXSBLK0_XGXSCONTROL, ~(1<<13)); | |
4103 | ||
4104 | bnx2x_set_aer_mmd(params, phy); | |
4105 | ||
4106 | bnx2x_cl45_read_and_write(bp, phy, MDIO_PMA_DEVAD, | |
4107 | MDIO_WC_REG_PMD_KR_CONTROL, ~(1<<1)); | |
4108 | bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, | |
4109 | MDIO_AN_REG_CTRL, 0); | |
4110 | /* Turn off CL73 */ | |
4111 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, | |
4112 | MDIO_WC_REG_CL73_USERB0_CTRL, &val); | |
4113 | val &= ~(1<<5); | |
4114 | val |= (1<<6); | |
4115 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
4116 | MDIO_WC_REG_CL73_USERB0_CTRL, val); | |
4117 | ||
4118 | /* Set 20G KR2 force speed */ | |
4119 | bnx2x_cl45_read_or_write(bp, phy, MDIO_WC_DEVAD, | |
4120 | MDIO_WC_REG_SERDESDIGITAL_MISC1, 0x1f); | |
4121 | ||
4122 | bnx2x_cl45_read_or_write(bp, phy, MDIO_WC_DEVAD, | |
4123 | MDIO_WC_REG_DIGITAL4_MISC3, (1<<7)); | |
4124 | ||
4125 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, | |
4126 | MDIO_WC_REG_CL72_USERB0_CL72_MISC1_CONTROL, &val); | |
4127 | val &= ~(3<<14); | |
4128 | val |= (1<<15); | |
4129 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
4130 | MDIO_WC_REG_CL72_USERB0_CL72_MISC1_CONTROL, val); | |
4131 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
4132 | MDIO_WC_REG_CL72_USERB0_CL72_TX_FIR_TAP, 0x835A); | |
4133 | ||
4134 | /* Enable sequencer (over lane 0) */ | |
4135 | CL22_WR_OVER_CL45(bp, phy, MDIO_REG_BANK_AER_BLOCK, | |
4136 | MDIO_AER_BLOCK_AER_REG, 0); | |
4137 | ||
4138 | bnx2x_cl45_read_or_write(bp, phy, MDIO_WC_DEVAD, | |
4139 | MDIO_WC_REG_XGXSBLK0_XGXSCONTROL, (1<<13)); | |
4140 | ||
4141 | bnx2x_set_aer_mmd(params, phy); | |
3c9ada22 YR |
4142 | } |
4143 | ||
4144 | static void bnx2x_warpcore_set_20G_DXGXS(struct bnx2x *bp, | |
4145 | struct bnx2x_phy *phy, | |
4146 | u16 lane) | |
4147 | { | |
4148 | /* Rx0 anaRxControl1G */ | |
4149 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
4150 | MDIO_WC_REG_RX0_ANARXCONTROL1G, 0x90); | |
4151 | ||
4152 | /* Rx2 anaRxControl1G */ | |
4153 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
4154 | MDIO_WC_REG_RX2_ANARXCONTROL1G, 0x90); | |
4155 | ||
4156 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
4157 | MDIO_WC_REG_RX66_SCW0, 0xE070); | |
4158 | ||
4159 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
4160 | MDIO_WC_REG_RX66_SCW1, 0xC0D0); | |
4161 | ||
4162 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
4163 | MDIO_WC_REG_RX66_SCW2, 0xA0B0); | |
4164 | ||
4165 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
4166 | MDIO_WC_REG_RX66_SCW3, 0x8090); | |
4167 | ||
4168 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
4169 | MDIO_WC_REG_RX66_SCW0_MASK, 0xF0F0); | |
4170 | ||
4171 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
4172 | MDIO_WC_REG_RX66_SCW1_MASK, 0xF0F0); | |
4173 | ||
4174 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
4175 | MDIO_WC_REG_RX66_SCW2_MASK, 0xF0F0); | |
4176 | ||
4177 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
4178 | MDIO_WC_REG_RX66_SCW3_MASK, 0xF0F0); | |
4179 | ||
4180 | /* Serdes Digital Misc1 */ | |
4181 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
4182 | MDIO_WC_REG_SERDESDIGITAL_MISC1, 0x6008); | |
4183 | ||
4184 | /* Serdes Digital4 Misc3 */ | |
4185 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
4186 | MDIO_WC_REG_DIGITAL4_MISC3, 0x8088); | |
4187 | ||
4188 | /* Set Transmit PMD settings */ | |
4189 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
4190 | MDIO_WC_REG_TX_FIR_TAP, | |
e438c5d6 YR |
4191 | (WC_TX_FIR(0x12, 0x2d, 0x00) | |
4192 | MDIO_WC_REG_TX_FIR_TAP_ENABLE)); | |
3c9ada22 | 4193 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, |
e438c5d6 | 4194 | MDIO_WC_REG_TX0_TX_DRIVER + 0x10*lane, |
30fd9ff0 | 4195 | WC_TX_DRIVER(0x02, 0x02, 0x02, 0)); |
3c9ada22 YR |
4196 | } |
4197 | ||
4198 | static void bnx2x_warpcore_set_sgmii_speed(struct bnx2x_phy *phy, | |
4199 | struct link_params *params, | |
521683da YR |
4200 | u8 fiber_mode, |
4201 | u8 always_autoneg) | |
3c9ada22 YR |
4202 | { |
4203 | struct bnx2x *bp = params->bp; | |
4204 | u16 val16, digctrl_kx1, digctrl_kx2; | |
3c9ada22 YR |
4205 | |
4206 | /* Clear XFI clock comp in non-10G single lane mode. */ | |
503976e9 YR |
4207 | bnx2x_cl45_read_and_write(bp, phy, MDIO_WC_DEVAD, |
4208 | MDIO_WC_REG_RX66_CONTROL, ~(3<<13)); | |
3c9ada22 | 4209 | |
26964bb7 YM |
4210 | bnx2x_warpcore_set_lpi_passthrough(phy, params); |
4211 | ||
521683da | 4212 | if (always_autoneg || phy->req_line_speed == SPEED_AUTO_NEG) { |
3c9ada22 | 4213 | /* SGMII Autoneg */ |
503976e9 YR |
4214 | bnx2x_cl45_read_or_write(bp, phy, MDIO_WC_DEVAD, |
4215 | MDIO_WC_REG_COMBO_IEEE0_MIICTRL, | |
4216 | 0x1000); | |
3c9ada22 YR |
4217 | DP(NETIF_MSG_LINK, "set SGMII AUTONEG\n"); |
4218 | } else { | |
4219 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, | |
4220 | MDIO_WC_REG_COMBO_IEEE0_MIICTRL, &val16); | |
521683da | 4221 | val16 &= 0xcebf; |
3c9ada22 YR |
4222 | switch (phy->req_line_speed) { |
4223 | case SPEED_10: | |
4224 | break; | |
4225 | case SPEED_100: | |
4226 | val16 |= 0x2000; | |
4227 | break; | |
4228 | case SPEED_1000: | |
4229 | val16 |= 0x0040; | |
4230 | break; | |
4231 | default: | |
94f05b0f JP |
4232 | DP(NETIF_MSG_LINK, |
4233 | "Speed not supported: 0x%x\n", phy->req_line_speed); | |
3c9ada22 YR |
4234 | return; |
4235 | } | |
4236 | ||
4237 | if (phy->req_duplex == DUPLEX_FULL) | |
4238 | val16 |= 0x0100; | |
4239 | ||
4240 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
4241 | MDIO_WC_REG_COMBO_IEEE0_MIICTRL, val16); | |
4242 | ||
4243 | DP(NETIF_MSG_LINK, "set SGMII force speed %d\n", | |
4244 | phy->req_line_speed); | |
4245 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, | |
4246 | MDIO_WC_REG_COMBO_IEEE0_MIICTRL, &val16); | |
4247 | DP(NETIF_MSG_LINK, " (readback) %x\n", val16); | |
4248 | } | |
4249 | ||
4250 | /* SGMII Slave mode and disable signal detect */ | |
4251 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, | |
4252 | MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X1, &digctrl_kx1); | |
4253 | if (fiber_mode) | |
4254 | digctrl_kx1 = 1; | |
4255 | else | |
4256 | digctrl_kx1 &= 0xff4a; | |
4257 | ||
4258 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
4259 | MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X1, | |
4260 | digctrl_kx1); | |
4261 | ||
4262 | /* Turn off parallel detect */ | |
4263 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, | |
4264 | MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2, &digctrl_kx2); | |
4265 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
4266 | MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2, | |
4267 | (digctrl_kx2 & ~(1<<2))); | |
4268 | ||
4269 | /* Re-enable parallel detect */ | |
4270 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
4271 | MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2, | |
4272 | (digctrl_kx2 | (1<<2))); | |
4273 | ||
4274 | /* Enable autodet */ | |
4275 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
4276 | MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X1, | |
4277 | (digctrl_kx1 | 0x10)); | |
4278 | } | |
4279 | ||
4280 | static void bnx2x_warpcore_reset_lane(struct bnx2x *bp, | |
4281 | struct bnx2x_phy *phy, | |
4282 | u8 reset) | |
4283 | { | |
4284 | u16 val; | |
4285 | /* Take lane out of reset after configuration is finished */ | |
4286 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, | |
4287 | MDIO_WC_REG_DIGITAL5_MISC6, &val); | |
4288 | if (reset) | |
4289 | val |= 0xC000; | |
4290 | else | |
4291 | val &= 0x3FFF; | |
4292 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
4293 | MDIO_WC_REG_DIGITAL5_MISC6, val); | |
4294 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, | |
4295 | MDIO_WC_REG_DIGITAL5_MISC6, &val); | |
4296 | } | |
2f751a80 | 4297 | /* Clear SFI/XFI link settings registers */ |
3c9ada22 YR |
4298 | static void bnx2x_warpcore_clear_regs(struct bnx2x_phy *phy, |
4299 | struct link_params *params, | |
4300 | u16 lane) | |
4301 | { | |
4302 | struct bnx2x *bp = params->bp; | |
a351d497 YM |
4303 | u16 i; |
4304 | static struct bnx2x_reg_set wc_regs[] = { | |
4305 | {MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0}, | |
4306 | {MDIO_WC_DEVAD, MDIO_WC_REG_FX100_CTRL1, 0x014a}, | |
4307 | {MDIO_WC_DEVAD, MDIO_WC_REG_FX100_CTRL3, 0x0800}, | |
4308 | {MDIO_WC_DEVAD, MDIO_WC_REG_DIGITAL4_MISC3, 0x8008}, | |
4309 | {MDIO_WC_DEVAD, MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X1, | |
4310 | 0x0195}, | |
4311 | {MDIO_WC_DEVAD, MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2, | |
4312 | 0x0007}, | |
4313 | {MDIO_WC_DEVAD, MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X3, | |
4314 | 0x0002}, | |
4315 | {MDIO_WC_DEVAD, MDIO_WC_REG_SERDESDIGITAL_MISC1, 0x6000}, | |
4316 | {MDIO_WC_DEVAD, MDIO_WC_REG_TX_FIR_TAP, 0x0000}, | |
4317 | {MDIO_WC_DEVAD, MDIO_WC_REG_IEEE0BLK_MIICNTL, 0x2040}, | |
4318 | {MDIO_WC_DEVAD, MDIO_WC_REG_COMBO_IEEE0_MIICTRL, 0x0140} | |
4319 | }; | |
3c9ada22 | 4320 | /* Set XFI clock comp as default. */ |
a351d497 YM |
4321 | bnx2x_cl45_read_or_write(bp, phy, MDIO_WC_DEVAD, |
4322 | MDIO_WC_REG_RX66_CONTROL, (3<<13)); | |
4323 | ||
b5a05550 | 4324 | for (i = 0; i < ARRAY_SIZE(wc_regs); i++) |
a351d497 YM |
4325 | bnx2x_cl45_write(bp, phy, wc_regs[i].devad, wc_regs[i].reg, |
4326 | wc_regs[i].val); | |
3c9ada22 | 4327 | |
3c9ada22 | 4328 | lane = bnx2x_get_warpcore_lane(phy, params); |
3c9ada22 YR |
4329 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, |
4330 | MDIO_WC_REG_TX0_TX_DRIVER + 0x10*lane, 0x0990); | |
a351d497 | 4331 | |
3c9ada22 YR |
4332 | } |
4333 | ||
4334 | static int bnx2x_get_mod_abs_int_cfg(struct bnx2x *bp, | |
4335 | u32 chip_id, | |
4336 | u32 shmem_base, u8 port, | |
4337 | u8 *gpio_num, u8 *gpio_port) | |
4338 | { | |
4339 | u32 cfg_pin; | |
4340 | *gpio_num = 0; | |
4341 | *gpio_port = 0; | |
4342 | if (CHIP_IS_E3(bp)) { | |
4343 | cfg_pin = (REG_RD(bp, shmem_base + | |
4344 | offsetof(struct shmem_region, | |
4345 | dev_info.port_hw_config[port].e3_sfp_ctrl)) & | |
4346 | PORT_HW_CFG_E3_MOD_ABS_MASK) >> | |
4347 | PORT_HW_CFG_E3_MOD_ABS_SHIFT; | |
4348 | ||
8f73f0b9 | 4349 | /* Should not happen. This function called upon interrupt |
3c9ada22 YR |
4350 | * triggered by GPIO ( since EPIO can only generate interrupts |
4351 | * to MCP). | |
4352 | * So if this function was called and none of the GPIOs was set, | |
4353 | * it means the shit hit the fan. | |
4354 | */ | |
4355 | if ((cfg_pin < PIN_CFG_GPIO0_P0) || | |
4356 | (cfg_pin > PIN_CFG_GPIO3_P1)) { | |
94f05b0f | 4357 | DP(NETIF_MSG_LINK, |
503976e9 | 4358 | "No cfg pin %x for module detect indication\n", |
94f05b0f | 4359 | cfg_pin); |
3c9ada22 YR |
4360 | return -EINVAL; |
4361 | } | |
4362 | ||
4363 | *gpio_num = (cfg_pin - PIN_CFG_GPIO0_P0) & 0x3; | |
4364 | *gpio_port = (cfg_pin - PIN_CFG_GPIO0_P0) >> 2; | |
4365 | } else { | |
4366 | *gpio_num = MISC_REGISTERS_GPIO_3; | |
4367 | *gpio_port = port; | |
4368 | } | |
503976e9 | 4369 | |
3c9ada22 YR |
4370 | return 0; |
4371 | } | |
4372 | ||
4373 | static int bnx2x_is_sfp_module_plugged(struct bnx2x_phy *phy, | |
4374 | struct link_params *params) | |
4375 | { | |
4376 | struct bnx2x *bp = params->bp; | |
4377 | u8 gpio_num, gpio_port; | |
4378 | u32 gpio_val; | |
4379 | if (bnx2x_get_mod_abs_int_cfg(bp, params->chip_id, | |
4380 | params->shmem_base, params->port, | |
4381 | &gpio_num, &gpio_port) != 0) | |
4382 | return 0; | |
4383 | gpio_val = bnx2x_get_gpio(bp, gpio_num, gpio_port); | |
4384 | ||
4385 | /* Call the handling function in case module is detected */ | |
4386 | if (gpio_val == 0) | |
4387 | return 1; | |
4388 | else | |
4389 | return 0; | |
4390 | } | |
a9077bfd | 4391 | static int bnx2x_warpcore_get_sigdet(struct bnx2x_phy *phy, |
503976e9 | 4392 | struct link_params *params) |
a9077bfd YR |
4393 | { |
4394 | u16 gp2_status_reg0, lane; | |
4395 | struct bnx2x *bp = params->bp; | |
4396 | ||
4397 | lane = bnx2x_get_warpcore_lane(phy, params); | |
4398 | ||
4399 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, MDIO_WC_REG_GP2_STATUS_GP_2_0, | |
4400 | &gp2_status_reg0); | |
4401 | ||
4402 | return (gp2_status_reg0 >> (8+lane)) & 0x1; | |
4403 | } | |
4404 | ||
4405 | static void bnx2x_warpcore_config_runtime(struct bnx2x_phy *phy, | |
503976e9 YR |
4406 | struct link_params *params, |
4407 | struct link_vars *vars) | |
a9077bfd YR |
4408 | { |
4409 | struct bnx2x *bp = params->bp; | |
4410 | u32 serdes_net_if; | |
4411 | u16 gp_status1 = 0, lnkup = 0, lnkup_kr = 0; | |
a9077bfd YR |
4412 | |
4413 | vars->turn_to_run_wc_rt = vars->turn_to_run_wc_rt ? 0 : 1; | |
4414 | ||
4415 | if (!vars->turn_to_run_wc_rt) | |
4416 | return; | |
4417 | ||
a9077bfd | 4418 | if (vars->rx_tx_asic_rst) { |
b6a9c1ef | 4419 | u16 lane = bnx2x_get_warpcore_lane(phy, params); |
a9077bfd YR |
4420 | serdes_net_if = (REG_RD(bp, params->shmem_base + |
4421 | offsetof(struct shmem_region, dev_info. | |
4422 | port_hw_config[params->port].default_cfg)) & | |
4423 | PORT_HW_CFG_NET_SERDES_IF_MASK); | |
4424 | ||
4425 | switch (serdes_net_if) { | |
4426 | case PORT_HW_CFG_NET_SERDES_IF_KR: | |
4427 | /* Do we get link yet? */ | |
4428 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, 0x81d1, | |
503976e9 | 4429 | &gp_status1); |
a9077bfd YR |
4430 | lnkup = (gp_status1 >> (8+lane)) & 0x1;/* 1G */ |
4431 | /*10G KR*/ | |
4432 | lnkup_kr = (gp_status1 >> (12+lane)) & 0x1; | |
4433 | ||
a9077bfd | 4434 | if (lnkup_kr || lnkup) { |
b6a9c1ef | 4435 | vars->rx_tx_asic_rst = 0; |
a9077bfd | 4436 | } else { |
8f73f0b9 | 4437 | /* Reset the lane to see if link comes up.*/ |
a9077bfd YR |
4438 | bnx2x_warpcore_reset_lane(bp, phy, 1); |
4439 | bnx2x_warpcore_reset_lane(bp, phy, 0); | |
4440 | ||
d231023e | 4441 | /* Restart Autoneg */ |
a9077bfd YR |
4442 | bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, |
4443 | MDIO_WC_REG_IEEE0BLK_MIICNTL, 0x1200); | |
4444 | ||
4445 | vars->rx_tx_asic_rst--; | |
4446 | DP(NETIF_MSG_LINK, "0x%x retry left\n", | |
4447 | vars->rx_tx_asic_rst); | |
4448 | } | |
4449 | break; | |
4450 | ||
4451 | default: | |
4452 | break; | |
4453 | } | |
4454 | ||
4455 | } /*params->rx_tx_asic_rst*/ | |
4456 | ||
4457 | } | |
dbef807e YM |
4458 | static void bnx2x_warpcore_config_sfi(struct bnx2x_phy *phy, |
4459 | struct link_params *params) | |
4460 | { | |
4461 | u16 lane = bnx2x_get_warpcore_lane(phy, params); | |
4462 | struct bnx2x *bp = params->bp; | |
4463 | bnx2x_warpcore_clear_regs(phy, params, lane); | |
4464 | if ((params->req_line_speed[LINK_CONFIG_IDX(INT_PHY)] == | |
4465 | SPEED_10000) && | |
4466 | (phy->media_type != ETH_PHY_SFP_1G_FIBER)) { | |
4467 | DP(NETIF_MSG_LINK, "Setting 10G SFI\n"); | |
4468 | bnx2x_warpcore_set_10G_XFI(phy, params, 0); | |
4469 | } else { | |
4470 | DP(NETIF_MSG_LINK, "Setting 1G Fiber\n"); | |
4471 | bnx2x_warpcore_set_sgmii_speed(phy, params, 1, 0); | |
4472 | } | |
4473 | } | |
4474 | ||
5a1fbf40 YR |
4475 | static void bnx2x_sfp_e3_set_transmitter(struct link_params *params, |
4476 | struct bnx2x_phy *phy, | |
4477 | u8 tx_en) | |
4478 | { | |
4479 | struct bnx2x *bp = params->bp; | |
4480 | u32 cfg_pin; | |
4481 | u8 port = params->port; | |
4482 | ||
4483 | cfg_pin = REG_RD(bp, params->shmem_base + | |
4484 | offsetof(struct shmem_region, | |
4485 | dev_info.port_hw_config[port].e3_sfp_ctrl)) & | |
4486 | PORT_HW_CFG_E3_TX_LASER_MASK; | |
4487 | /* Set the !tx_en since this pin is DISABLE_TX_LASER */ | |
4488 | DP(NETIF_MSG_LINK, "Setting WC TX to %d\n", tx_en); | |
4489 | ||
4490 | /* For 20G, the expected pin to be used is 3 pins after the current */ | |
4491 | bnx2x_set_cfg_pin(bp, cfg_pin, tx_en ^ 1); | |
4492 | if (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_20G) | |
4493 | bnx2x_set_cfg_pin(bp, cfg_pin + 3, tx_en ^ 1); | |
4494 | } | |
4495 | ||
3c9ada22 YR |
4496 | static void bnx2x_warpcore_config_init(struct bnx2x_phy *phy, |
4497 | struct link_params *params, | |
4498 | struct link_vars *vars) | |
4499 | { | |
4500 | struct bnx2x *bp = params->bp; | |
4501 | u32 serdes_net_if; | |
4502 | u8 fiber_mode; | |
4503 | u16 lane = bnx2x_get_warpcore_lane(phy, params); | |
4504 | serdes_net_if = (REG_RD(bp, params->shmem_base + | |
4505 | offsetof(struct shmem_region, dev_info. | |
4506 | port_hw_config[params->port].default_cfg)) & | |
4507 | PORT_HW_CFG_NET_SERDES_IF_MASK); | |
4508 | DP(NETIF_MSG_LINK, "Begin Warpcore init, link_speed %d, " | |
4509 | "serdes_net_if = 0x%x\n", | |
4510 | vars->line_speed, serdes_net_if); | |
4511 | bnx2x_set_aer_mmd(params, phy); | |
d3a8f13b | 4512 | bnx2x_warpcore_reset_lane(bp, phy, 1); |
3c9ada22 YR |
4513 | vars->phy_flags |= PHY_XGXS_FLAG; |
4514 | if ((serdes_net_if == PORT_HW_CFG_NET_SERDES_IF_SGMII) || | |
4515 | (phy->req_line_speed && | |
4516 | ((phy->req_line_speed == SPEED_100) || | |
4517 | (phy->req_line_speed == SPEED_10)))) { | |
4518 | vars->phy_flags |= PHY_SGMII_FLAG; | |
4519 | DP(NETIF_MSG_LINK, "Setting SGMII mode\n"); | |
4520 | bnx2x_warpcore_clear_regs(phy, params, lane); | |
521683da | 4521 | bnx2x_warpcore_set_sgmii_speed(phy, params, 0, 1); |
3c9ada22 YR |
4522 | } else { |
4523 | switch (serdes_net_if) { | |
4524 | case PORT_HW_CFG_NET_SERDES_IF_KR: | |
4525 | /* Enable KR Auto Neg */ | |
6a51c0d1 | 4526 | if (params->loopback_mode != LOOPBACK_EXT) |
3c9ada22 YR |
4527 | bnx2x_warpcore_enable_AN_KR(phy, params, vars); |
4528 | else { | |
4529 | DP(NETIF_MSG_LINK, "Setting KR 10G-Force\n"); | |
4530 | bnx2x_warpcore_set_10G_KR(phy, params, vars); | |
4531 | } | |
4532 | break; | |
4533 | ||
4534 | case PORT_HW_CFG_NET_SERDES_IF_XFI: | |
4535 | bnx2x_warpcore_clear_regs(phy, params, lane); | |
4536 | if (vars->line_speed == SPEED_10000) { | |
4537 | DP(NETIF_MSG_LINK, "Setting 10G XFI\n"); | |
4538 | bnx2x_warpcore_set_10G_XFI(phy, params, 1); | |
4539 | } else { | |
4540 | if (SINGLE_MEDIA_DIRECT(params)) { | |
4541 | DP(NETIF_MSG_LINK, "1G Fiber\n"); | |
4542 | fiber_mode = 1; | |
4543 | } else { | |
4544 | DP(NETIF_MSG_LINK, "10/100/1G SGMII\n"); | |
4545 | fiber_mode = 0; | |
4546 | } | |
4547 | bnx2x_warpcore_set_sgmii_speed(phy, | |
4548 | params, | |
521683da YR |
4549 | fiber_mode, |
4550 | 0); | |
3c9ada22 YR |
4551 | } |
4552 | ||
4553 | break; | |
4554 | ||
4555 | case PORT_HW_CFG_NET_SERDES_IF_SFI: | |
5a1fbf40 YR |
4556 | /* Issue Module detection if module is plugged, or |
4557 | * enabled transmitter to avoid current leakage in case | |
4558 | * no module is connected | |
4559 | */ | |
0afbd74a YR |
4560 | if ((params->loopback_mode == LOOPBACK_NONE) || |
4561 | (params->loopback_mode == LOOPBACK_EXT)) { | |
4562 | if (bnx2x_is_sfp_module_plugged(phy, params)) | |
4563 | bnx2x_sfp_module_detection(phy, params); | |
4564 | else | |
4565 | bnx2x_sfp_e3_set_transmitter(params, | |
4566 | phy, 1); | |
4567 | } | |
dbef807e YM |
4568 | |
4569 | bnx2x_warpcore_config_sfi(phy, params); | |
3c9ada22 YR |
4570 | break; |
4571 | ||
4572 | case PORT_HW_CFG_NET_SERDES_IF_DXGXS: | |
4573 | if (vars->line_speed != SPEED_20000) { | |
4574 | DP(NETIF_MSG_LINK, "Speed not supported yet\n"); | |
4575 | return; | |
4576 | } | |
4577 | DP(NETIF_MSG_LINK, "Setting 20G DXGXS\n"); | |
4578 | bnx2x_warpcore_set_20G_DXGXS(bp, phy, lane); | |
4579 | /* Issue Module detection */ | |
4580 | ||
4581 | bnx2x_sfp_module_detection(phy, params); | |
4582 | break; | |
3c9ada22 | 4583 | case PORT_HW_CFG_NET_SERDES_IF_KR2: |
4e7b4997 YR |
4584 | if (!params->loopback_mode) { |
4585 | bnx2x_warpcore_enable_AN_KR(phy, params, vars); | |
4586 | } else { | |
4587 | DP(NETIF_MSG_LINK, "Setting KR 20G-Force\n"); | |
4588 | bnx2x_warpcore_set_20G_force_KR2(phy, params); | |
3c9ada22 | 4589 | } |
3c9ada22 | 4590 | break; |
3c9ada22 | 4591 | default: |
94f05b0f JP |
4592 | DP(NETIF_MSG_LINK, |
4593 | "Unsupported Serdes Net Interface 0x%x\n", | |
4594 | serdes_net_if); | |
3c9ada22 YR |
4595 | return; |
4596 | } | |
4597 | } | |
4598 | ||
4599 | /* Take lane out of reset after configuration is finished */ | |
4600 | bnx2x_warpcore_reset_lane(bp, phy, 0); | |
4601 | DP(NETIF_MSG_LINK, "Exit config init\n"); | |
4602 | } | |
4603 | ||
3c9ada22 YR |
4604 | static void bnx2x_warpcore_link_reset(struct bnx2x_phy *phy, |
4605 | struct link_params *params) | |
4606 | { | |
4607 | struct bnx2x *bp = params->bp; | |
cd1a26a3 | 4608 | u16 val16, lane; |
3c9ada22 | 4609 | bnx2x_sfp_e3_set_transmitter(params, phy, 0); |
55386fe8 | 4610 | bnx2x_set_mdio_emac_per_phy(bp, params); |
3c9ada22 YR |
4611 | bnx2x_set_aer_mmd(params, phy); |
4612 | /* Global register */ | |
4613 | bnx2x_warpcore_reset_lane(bp, phy, 1); | |
4614 | ||
4615 | /* Clear loopback settings (if any) */ | |
4616 | /* 10G & 20G */ | |
503976e9 YR |
4617 | bnx2x_cl45_read_and_write(bp, phy, MDIO_WC_DEVAD, |
4618 | MDIO_WC_REG_COMBO_IEEE0_MIICTRL, 0xBFFF); | |
3c9ada22 | 4619 | |
503976e9 YR |
4620 | bnx2x_cl45_read_and_write(bp, phy, MDIO_WC_DEVAD, |
4621 | MDIO_WC_REG_IEEE0BLK_MIICNTL, 0xfffe); | |
3c9ada22 YR |
4622 | |
4623 | /* Update those 1-copy registers */ | |
4624 | CL22_WR_OVER_CL45(bp, phy, MDIO_REG_BANK_AER_BLOCK, | |
4625 | MDIO_AER_BLOCK_AER_REG, 0); | |
8f73f0b9 | 4626 | /* Enable 1G MDIO (1-copy) */ |
503976e9 YR |
4627 | bnx2x_cl45_read_and_write(bp, phy, MDIO_WC_DEVAD, |
4628 | MDIO_WC_REG_XGXSBLK0_XGXSCONTROL, | |
4629 | ~0x10); | |
3c9ada22 | 4630 | |
503976e9 YR |
4631 | bnx2x_cl45_read_and_write(bp, phy, MDIO_WC_DEVAD, |
4632 | MDIO_WC_REG_XGXSBLK1_LANECTRL2, 0xff00); | |
cd1a26a3 YR |
4633 | lane = bnx2x_get_warpcore_lane(phy, params); |
4634 | /* Disable CL36 PCS Tx */ | |
4635 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, | |
4636 | MDIO_WC_REG_XGXSBLK1_LANECTRL0, &val16); | |
4637 | val16 |= (0x11 << lane); | |
4638 | if (phy->flags & FLAGS_WC_DUAL_MODE) | |
4639 | val16 |= (0x22 << lane); | |
4640 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
4641 | MDIO_WC_REG_XGXSBLK1_LANECTRL0, val16); | |
4642 | ||
4643 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, | |
4644 | MDIO_WC_REG_XGXSBLK1_LANECTRL1, &val16); | |
4645 | val16 &= ~(0x0303 << (lane << 1)); | |
4646 | val16 |= (0x0101 << (lane << 1)); | |
4647 | if (phy->flags & FLAGS_WC_DUAL_MODE) { | |
4648 | val16 &= ~(0x0c0c << (lane << 1)); | |
4649 | val16 |= (0x0404 << (lane << 1)); | |
4650 | } | |
4651 | ||
4652 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
4653 | MDIO_WC_REG_XGXSBLK1_LANECTRL1, val16); | |
4654 | /* Restore AER */ | |
4655 | bnx2x_set_aer_mmd(params, phy); | |
4656 | ||
3c9ada22 YR |
4657 | } |
4658 | ||
4659 | static void bnx2x_set_warpcore_loopback(struct bnx2x_phy *phy, | |
4660 | struct link_params *params) | |
4661 | { | |
4662 | struct bnx2x *bp = params->bp; | |
4663 | u16 val16; | |
4664 | u32 lane; | |
4665 | DP(NETIF_MSG_LINK, "Setting Warpcore loopback type %x, speed %d\n", | |
4666 | params->loopback_mode, phy->req_line_speed); | |
4667 | ||
4e7b4997 YR |
4668 | if (phy->req_line_speed < SPEED_10000 || |
4669 | phy->supported & SUPPORTED_20000baseKR2_Full) { | |
4670 | /* 10/100/1000/20G-KR2 */ | |
3c9ada22 YR |
4671 | |
4672 | /* Update those 1-copy registers */ | |
4673 | CL22_WR_OVER_CL45(bp, phy, MDIO_REG_BANK_AER_BLOCK, | |
4674 | MDIO_AER_BLOCK_AER_REG, 0); | |
4675 | /* Enable 1G MDIO (1-copy) */ | |
a351d497 YM |
4676 | bnx2x_cl45_read_or_write(bp, phy, MDIO_WC_DEVAD, |
4677 | MDIO_WC_REG_XGXSBLK0_XGXSCONTROL, | |
4678 | 0x10); | |
3c9ada22 YR |
4679 | /* Set 1G loopback based on lane (1-copy) */ |
4680 | lane = bnx2x_get_warpcore_lane(phy, params); | |
4681 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, | |
4682 | MDIO_WC_REG_XGXSBLK1_LANECTRL2, &val16); | |
4e7b4997 YR |
4683 | val16 |= (1<<lane); |
4684 | if (phy->flags & FLAGS_WC_DUAL_MODE) | |
4685 | val16 |= (2<<lane); | |
3c9ada22 | 4686 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, |
503976e9 YR |
4687 | MDIO_WC_REG_XGXSBLK1_LANECTRL2, |
4688 | val16); | |
3c9ada22 YR |
4689 | |
4690 | /* Switch back to 4-copy registers */ | |
4691 | bnx2x_set_aer_mmd(params, phy); | |
3c9ada22 | 4692 | } else { |
4e7b4997 | 4693 | /* 10G / 20G-DXGXS */ |
a351d497 YM |
4694 | bnx2x_cl45_read_or_write(bp, phy, MDIO_WC_DEVAD, |
4695 | MDIO_WC_REG_COMBO_IEEE0_MIICTRL, | |
4696 | 0x4000); | |
a351d497 YM |
4697 | bnx2x_cl45_read_or_write(bp, phy, MDIO_WC_DEVAD, |
4698 | MDIO_WC_REG_IEEE0BLK_MIICNTL, 0x1); | |
3c9ada22 YR |
4699 | } |
4700 | } | |
4701 | ||
4702 | ||
d231023e YM |
4703 | |
4704 | static void bnx2x_sync_link(struct link_params *params, | |
4705 | struct link_vars *vars) | |
de6eae1f YR |
4706 | { |
4707 | struct bnx2x *bp = params->bp; | |
9380bb9e | 4708 | u8 link_10g_plus; |
de6f3377 YR |
4709 | if (vars->link_status & LINK_STATUS_PHYSICAL_LINK_FLAG) |
4710 | vars->phy_flags |= PHY_PHYSICAL_LINK_FLAG; | |
2f751a80 | 4711 | vars->link_up = (vars->link_status & LINK_STATUS_LINK_UP); |
de6eae1f YR |
4712 | if (vars->link_up) { |
4713 | DP(NETIF_MSG_LINK, "phy link up\n"); | |
4714 | ||
4715 | vars->phy_link_up = 1; | |
4716 | vars->duplex = DUPLEX_FULL; | |
4717 | switch (vars->link_status & | |
cd88ccee | 4718 | LINK_STATUS_SPEED_AND_DUPLEX_MASK) { |
8f73f0b9 YR |
4719 | case LINK_10THD: |
4720 | vars->duplex = DUPLEX_HALF; | |
4721 | /* Fall thru */ | |
4722 | case LINK_10TFD: | |
4723 | vars->line_speed = SPEED_10; | |
4724 | break; | |
de6eae1f | 4725 | |
8f73f0b9 YR |
4726 | case LINK_100TXHD: |
4727 | vars->duplex = DUPLEX_HALF; | |
4728 | /* Fall thru */ | |
4729 | case LINK_100T4: | |
4730 | case LINK_100TXFD: | |
4731 | vars->line_speed = SPEED_100; | |
4732 | break; | |
de6eae1f | 4733 | |
8f73f0b9 YR |
4734 | case LINK_1000THD: |
4735 | vars->duplex = DUPLEX_HALF; | |
4736 | /* Fall thru */ | |
4737 | case LINK_1000TFD: | |
4738 | vars->line_speed = SPEED_1000; | |
4739 | break; | |
de6eae1f | 4740 | |
8f73f0b9 YR |
4741 | case LINK_2500THD: |
4742 | vars->duplex = DUPLEX_HALF; | |
4743 | /* Fall thru */ | |
4744 | case LINK_2500TFD: | |
4745 | vars->line_speed = SPEED_2500; | |
4746 | break; | |
de6eae1f | 4747 | |
8f73f0b9 YR |
4748 | case LINK_10GTFD: |
4749 | vars->line_speed = SPEED_10000; | |
4750 | break; | |
4751 | case LINK_20GTFD: | |
4752 | vars->line_speed = SPEED_20000; | |
4753 | break; | |
4754 | default: | |
4755 | break; | |
de6eae1f | 4756 | } |
de6eae1f YR |
4757 | vars->flow_ctrl = 0; |
4758 | if (vars->link_status & LINK_STATUS_TX_FLOW_CONTROL_ENABLED) | |
4759 | vars->flow_ctrl |= BNX2X_FLOW_CTRL_TX; | |
4760 | ||
4761 | if (vars->link_status & LINK_STATUS_RX_FLOW_CONTROL_ENABLED) | |
4762 | vars->flow_ctrl |= BNX2X_FLOW_CTRL_RX; | |
4763 | ||
4764 | if (!vars->flow_ctrl) | |
4765 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; | |
4766 | ||
4767 | if (vars->line_speed && | |
4768 | ((vars->line_speed == SPEED_10) || | |
4769 | (vars->line_speed == SPEED_100))) { | |
4770 | vars->phy_flags |= PHY_SGMII_FLAG; | |
4771 | } else { | |
4772 | vars->phy_flags &= ~PHY_SGMII_FLAG; | |
4773 | } | |
3c9ada22 YR |
4774 | if (vars->line_speed && |
4775 | USES_WARPCORE(bp) && | |
4776 | (vars->line_speed == SPEED_1000)) | |
4777 | vars->phy_flags |= PHY_SGMII_FLAG; | |
d231023e | 4778 | /* Anything 10 and over uses the bmac */ |
9380bb9e YR |
4779 | link_10g_plus = (vars->line_speed >= SPEED_10000); |
4780 | ||
4781 | if (link_10g_plus) { | |
4782 | if (USES_WARPCORE(bp)) | |
4783 | vars->mac_type = MAC_TYPE_XMAC; | |
4784 | else | |
3c9ada22 | 4785 | vars->mac_type = MAC_TYPE_BMAC; |
9380bb9e YR |
4786 | } else { |
4787 | if (USES_WARPCORE(bp)) | |
4788 | vars->mac_type = MAC_TYPE_UMAC; | |
3c9ada22 YR |
4789 | else |
4790 | vars->mac_type = MAC_TYPE_EMAC; | |
9380bb9e | 4791 | } |
d231023e | 4792 | } else { /* Link down */ |
de6eae1f YR |
4793 | DP(NETIF_MSG_LINK, "phy link down\n"); |
4794 | ||
4795 | vars->phy_link_up = 0; | |
4796 | ||
4797 | vars->line_speed = 0; | |
4798 | vars->duplex = DUPLEX_FULL; | |
4799 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; | |
4800 | ||
d231023e | 4801 | /* Indicate no mac active */ |
de6eae1f | 4802 | vars->mac_type = MAC_TYPE_NONE; |
de6f3377 YR |
4803 | if (vars->link_status & LINK_STATUS_PHYSICAL_LINK_FLAG) |
4804 | vars->phy_flags |= PHY_HALF_OPEN_CONN_FLAG; | |
d0b8a6f9 YM |
4805 | if (vars->link_status & LINK_STATUS_SFP_TX_FAULT) |
4806 | vars->phy_flags |= PHY_SFP_TX_FAULT_FLAG; | |
de6eae1f | 4807 | } |
2f751a80 YR |
4808 | } |
4809 | ||
4810 | void bnx2x_link_status_update(struct link_params *params, | |
4811 | struct link_vars *vars) | |
4812 | { | |
4813 | struct bnx2x *bp = params->bp; | |
4814 | u8 port = params->port; | |
4815 | u32 sync_offset, media_types; | |
4816 | /* Update PHY configuration */ | |
4817 | set_phy_vars(params, vars); | |
de6eae1f | 4818 | |
2f751a80 YR |
4819 | vars->link_status = REG_RD(bp, params->shmem_base + |
4820 | offsetof(struct shmem_region, | |
4821 | port_mb[port].link_status)); | |
7614fe88 MB |
4822 | |
4823 | /* Force link UP in non LOOPBACK_EXT loopback mode(s) */ | |
05fcaeac YR |
4824 | if (params->loopback_mode != LOOPBACK_NONE && |
4825 | params->loopback_mode != LOOPBACK_EXT) | |
7614fe88 MB |
4826 | vars->link_status |= LINK_STATUS_LINK_UP; |
4827 | ||
08e9acc2 YM |
4828 | if (bnx2x_eee_has_cap(params)) |
4829 | vars->eee_status = REG_RD(bp, params->shmem2_base + | |
4830 | offsetof(struct shmem2_region, | |
4831 | eee_status[params->port])); | |
2f751a80 YR |
4832 | |
4833 | vars->phy_flags = PHY_XGXS_FLAG; | |
4834 | bnx2x_sync_link(params, vars); | |
1ac9e428 YR |
4835 | /* Sync media type */ |
4836 | sync_offset = params->shmem_base + | |
4837 | offsetof(struct shmem_region, | |
4838 | dev_info.port_hw_config[port].media_type); | |
4839 | media_types = REG_RD(bp, sync_offset); | |
4840 | ||
4841 | params->phy[INT_PHY].media_type = | |
4842 | (media_types & PORT_HW_CFG_MEDIA_TYPE_PHY0_MASK) >> | |
4843 | PORT_HW_CFG_MEDIA_TYPE_PHY0_SHIFT; | |
4844 | params->phy[EXT_PHY1].media_type = | |
4845 | (media_types & PORT_HW_CFG_MEDIA_TYPE_PHY1_MASK) >> | |
4846 | PORT_HW_CFG_MEDIA_TYPE_PHY1_SHIFT; | |
4847 | params->phy[EXT_PHY2].media_type = | |
4848 | (media_types & PORT_HW_CFG_MEDIA_TYPE_PHY2_MASK) >> | |
4849 | PORT_HW_CFG_MEDIA_TYPE_PHY2_SHIFT; | |
4850 | DP(NETIF_MSG_LINK, "media_types = 0x%x\n", media_types); | |
4851 | ||
020c7e3f YR |
4852 | /* Sync AEU offset */ |
4853 | sync_offset = params->shmem_base + | |
4854 | offsetof(struct shmem_region, | |
4855 | dev_info.port_hw_config[port].aeu_int_mask); | |
4856 | ||
4857 | vars->aeu_int_mask = REG_RD(bp, sync_offset); | |
4858 | ||
b8d6d082 YR |
4859 | /* Sync PFC status */ |
4860 | if (vars->link_status & LINK_STATUS_PFC_ENABLED) | |
4861 | params->feature_config_flags |= | |
4862 | FEATURE_CONFIG_PFC_ENABLED; | |
4863 | else | |
4864 | params->feature_config_flags &= | |
4865 | ~FEATURE_CONFIG_PFC_ENABLED; | |
4866 | ||
4e7b4997 | 4867 | if (SHMEM2_HAS(bp, link_attr_sync)) |
6e9e5644 | 4868 | params->link_attr_sync = SHMEM2_RD(bp, |
4e7b4997 YR |
4869 | link_attr_sync[params->port]); |
4870 | ||
020c7e3f YR |
4871 | DP(NETIF_MSG_LINK, "link_status 0x%x phy_link_up %x int_mask 0x%x\n", |
4872 | vars->link_status, vars->phy_link_up, vars->aeu_int_mask); | |
de6eae1f YR |
4873 | DP(NETIF_MSG_LINK, "line_speed %x duplex %x flow_ctrl 0x%x\n", |
4874 | vars->line_speed, vars->duplex, vars->flow_ctrl); | |
4875 | } | |
4876 | ||
de6eae1f YR |
4877 | static void bnx2x_set_master_ln(struct link_params *params, |
4878 | struct bnx2x_phy *phy) | |
4879 | { | |
4880 | struct bnx2x *bp = params->bp; | |
4881 | u16 new_master_ln, ser_lane; | |
cd88ccee | 4882 | ser_lane = ((params->lane_config & |
de6eae1f | 4883 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >> |
cd88ccee | 4884 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT); |
de6eae1f | 4885 | |
d231023e | 4886 | /* Set the master_ln for AN */ |
cd2be89b | 4887 | CL22_RD_OVER_CL45(bp, phy, |
cd88ccee YR |
4888 | MDIO_REG_BANK_XGXS_BLOCK2, |
4889 | MDIO_XGXS_BLOCK2_TEST_MODE_LANE, | |
4890 | &new_master_ln); | |
de6eae1f | 4891 | |
cd2be89b | 4892 | CL22_WR_OVER_CL45(bp, phy, |
cd88ccee YR |
4893 | MDIO_REG_BANK_XGXS_BLOCK2 , |
4894 | MDIO_XGXS_BLOCK2_TEST_MODE_LANE, | |
4895 | (new_master_ln | ser_lane)); | |
de6eae1f YR |
4896 | } |
4897 | ||
fcf5b650 YR |
4898 | static int bnx2x_reset_unicore(struct link_params *params, |
4899 | struct bnx2x_phy *phy, | |
4900 | u8 set_serdes) | |
de6eae1f YR |
4901 | { |
4902 | struct bnx2x *bp = params->bp; | |
4903 | u16 mii_control; | |
4904 | u16 i; | |
cd2be89b | 4905 | CL22_RD_OVER_CL45(bp, phy, |
cd88ccee YR |
4906 | MDIO_REG_BANK_COMBO_IEEE0, |
4907 | MDIO_COMBO_IEEE0_MII_CONTROL, &mii_control); | |
de6eae1f | 4908 | |
d231023e | 4909 | /* Reset the unicore */ |
cd2be89b | 4910 | CL22_WR_OVER_CL45(bp, phy, |
cd88ccee YR |
4911 | MDIO_REG_BANK_COMBO_IEEE0, |
4912 | MDIO_COMBO_IEEE0_MII_CONTROL, | |
4913 | (mii_control | | |
4914 | MDIO_COMBO_IEEO_MII_CONTROL_RESET)); | |
de6eae1f YR |
4915 | if (set_serdes) |
4916 | bnx2x_set_serdes_access(bp, params->port); | |
4917 | ||
d231023e | 4918 | /* Wait for the reset to self clear */ |
de6eae1f YR |
4919 | for (i = 0; i < MDIO_ACCESS_TIMEOUT; i++) { |
4920 | udelay(5); | |
4921 | ||
d231023e | 4922 | /* The reset erased the previous bank value */ |
cd2be89b | 4923 | CL22_RD_OVER_CL45(bp, phy, |
cd88ccee YR |
4924 | MDIO_REG_BANK_COMBO_IEEE0, |
4925 | MDIO_COMBO_IEEE0_MII_CONTROL, | |
4926 | &mii_control); | |
de6eae1f YR |
4927 | |
4928 | if (!(mii_control & MDIO_COMBO_IEEO_MII_CONTROL_RESET)) { | |
4929 | udelay(5); | |
4930 | return 0; | |
4931 | } | |
4932 | } | |
ea4e040a | 4933 | |
6d870c39 YR |
4934 | netdev_err(bp->dev, "Warning: PHY was not initialized," |
4935 | " Port %d\n", | |
4936 | params->port); | |
ea4e040a YR |
4937 | DP(NETIF_MSG_LINK, "BUG! XGXS is still in reset!\n"); |
4938 | return -EINVAL; | |
4939 | ||
4940 | } | |
4941 | ||
e10bc84d YR |
4942 | static void bnx2x_set_swap_lanes(struct link_params *params, |
4943 | struct bnx2x_phy *phy) | |
ea4e040a YR |
4944 | { |
4945 | struct bnx2x *bp = params->bp; | |
8f73f0b9 YR |
4946 | /* Each two bits represents a lane number: |
4947 | * No swap is 0123 => 0x1b no need to enable the swap | |
2cf7acf9 | 4948 | */ |
2f751a80 | 4949 | u16 rx_lane_swap, tx_lane_swap; |
ea4e040a | 4950 | |
ea4e040a | 4951 | rx_lane_swap = ((params->lane_config & |
cd88ccee YR |
4952 | PORT_HW_CFG_LANE_SWAP_CFG_RX_MASK) >> |
4953 | PORT_HW_CFG_LANE_SWAP_CFG_RX_SHIFT); | |
ea4e040a | 4954 | tx_lane_swap = ((params->lane_config & |
cd88ccee YR |
4955 | PORT_HW_CFG_LANE_SWAP_CFG_TX_MASK) >> |
4956 | PORT_HW_CFG_LANE_SWAP_CFG_TX_SHIFT); | |
ea4e040a YR |
4957 | |
4958 | if (rx_lane_swap != 0x1b) { | |
cd2be89b | 4959 | CL22_WR_OVER_CL45(bp, phy, |
cd88ccee YR |
4960 | MDIO_REG_BANK_XGXS_BLOCK2, |
4961 | MDIO_XGXS_BLOCK2_RX_LN_SWAP, | |
4962 | (rx_lane_swap | | |
4963 | MDIO_XGXS_BLOCK2_RX_LN_SWAP_ENABLE | | |
4964 | MDIO_XGXS_BLOCK2_RX_LN_SWAP_FORCE_ENABLE)); | |
ea4e040a | 4965 | } else { |
cd2be89b | 4966 | CL22_WR_OVER_CL45(bp, phy, |
cd88ccee YR |
4967 | MDIO_REG_BANK_XGXS_BLOCK2, |
4968 | MDIO_XGXS_BLOCK2_RX_LN_SWAP, 0); | |
ea4e040a YR |
4969 | } |
4970 | ||
4971 | if (tx_lane_swap != 0x1b) { | |
cd2be89b | 4972 | CL22_WR_OVER_CL45(bp, phy, |
cd88ccee YR |
4973 | MDIO_REG_BANK_XGXS_BLOCK2, |
4974 | MDIO_XGXS_BLOCK2_TX_LN_SWAP, | |
4975 | (tx_lane_swap | | |
4976 | MDIO_XGXS_BLOCK2_TX_LN_SWAP_ENABLE)); | |
ea4e040a | 4977 | } else { |
cd2be89b | 4978 | CL22_WR_OVER_CL45(bp, phy, |
cd88ccee YR |
4979 | MDIO_REG_BANK_XGXS_BLOCK2, |
4980 | MDIO_XGXS_BLOCK2_TX_LN_SWAP, 0); | |
ea4e040a YR |
4981 | } |
4982 | } | |
4983 | ||
e10bc84d YR |
4984 | static void bnx2x_set_parallel_detection(struct bnx2x_phy *phy, |
4985 | struct link_params *params) | |
ea4e040a YR |
4986 | { |
4987 | struct bnx2x *bp = params->bp; | |
4988 | u16 control2; | |
cd2be89b | 4989 | CL22_RD_OVER_CL45(bp, phy, |
cd88ccee YR |
4990 | MDIO_REG_BANK_SERDES_DIGITAL, |
4991 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL2, | |
4992 | &control2); | |
7aa0711f | 4993 | if (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_1G) |
18afb0a6 YR |
4994 | control2 |= MDIO_SERDES_DIGITAL_A_1000X_CONTROL2_PRL_DT_EN; |
4995 | else | |
4996 | control2 &= ~MDIO_SERDES_DIGITAL_A_1000X_CONTROL2_PRL_DT_EN; | |
7aa0711f YR |
4997 | DP(NETIF_MSG_LINK, "phy->speed_cap_mask = 0x%x, control2 = 0x%x\n", |
4998 | phy->speed_cap_mask, control2); | |
cd2be89b | 4999 | CL22_WR_OVER_CL45(bp, phy, |
cd88ccee YR |
5000 | MDIO_REG_BANK_SERDES_DIGITAL, |
5001 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL2, | |
5002 | control2); | |
ea4e040a | 5003 | |
e10bc84d | 5004 | if ((phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) && |
c18aa15d | 5005 | (phy->speed_cap_mask & |
18afb0a6 | 5006 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) { |
ea4e040a YR |
5007 | DP(NETIF_MSG_LINK, "XGXS\n"); |
5008 | ||
cd2be89b | 5009 | CL22_WR_OVER_CL45(bp, phy, |
cd88ccee YR |
5010 | MDIO_REG_BANK_10G_PARALLEL_DETECT, |
5011 | MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_LINK, | |
5012 | MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_LINK_CNT); | |
ea4e040a | 5013 | |
cd2be89b | 5014 | CL22_RD_OVER_CL45(bp, phy, |
cd88ccee YR |
5015 | MDIO_REG_BANK_10G_PARALLEL_DETECT, |
5016 | MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_CONTROL, | |
5017 | &control2); | |
ea4e040a YR |
5018 | |
5019 | ||
5020 | control2 |= | |
5021 | MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_CONTROL_PARDET10G_EN; | |
5022 | ||
cd2be89b | 5023 | CL22_WR_OVER_CL45(bp, phy, |
cd88ccee YR |
5024 | MDIO_REG_BANK_10G_PARALLEL_DETECT, |
5025 | MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_CONTROL, | |
5026 | control2); | |
ea4e040a YR |
5027 | |
5028 | /* Disable parallel detection of HiG */ | |
cd2be89b | 5029 | CL22_WR_OVER_CL45(bp, phy, |
cd88ccee YR |
5030 | MDIO_REG_BANK_XGXS_BLOCK2, |
5031 | MDIO_XGXS_BLOCK2_UNICORE_MODE_10G, | |
5032 | MDIO_XGXS_BLOCK2_UNICORE_MODE_10G_CX4_XGXS | | |
5033 | MDIO_XGXS_BLOCK2_UNICORE_MODE_10G_HIGIG_XGXS); | |
ea4e040a YR |
5034 | } |
5035 | } | |
5036 | ||
e10bc84d YR |
5037 | static void bnx2x_set_autoneg(struct bnx2x_phy *phy, |
5038 | struct link_params *params, | |
cd88ccee YR |
5039 | struct link_vars *vars, |
5040 | u8 enable_cl73) | |
ea4e040a YR |
5041 | { |
5042 | struct bnx2x *bp = params->bp; | |
5043 | u16 reg_val; | |
5044 | ||
5045 | /* CL37 Autoneg */ | |
cd2be89b | 5046 | CL22_RD_OVER_CL45(bp, phy, |
cd88ccee YR |
5047 | MDIO_REG_BANK_COMBO_IEEE0, |
5048 | MDIO_COMBO_IEEE0_MII_CONTROL, ®_val); | |
ea4e040a YR |
5049 | |
5050 | /* CL37 Autoneg Enabled */ | |
8c99e7b0 | 5051 | if (vars->line_speed == SPEED_AUTO_NEG) |
ea4e040a YR |
5052 | reg_val |= MDIO_COMBO_IEEO_MII_CONTROL_AN_EN; |
5053 | else /* CL37 Autoneg Disabled */ | |
5054 | reg_val &= ~(MDIO_COMBO_IEEO_MII_CONTROL_AN_EN | | |
5055 | MDIO_COMBO_IEEO_MII_CONTROL_RESTART_AN); | |
5056 | ||
cd2be89b | 5057 | CL22_WR_OVER_CL45(bp, phy, |
cd88ccee YR |
5058 | MDIO_REG_BANK_COMBO_IEEE0, |
5059 | MDIO_COMBO_IEEE0_MII_CONTROL, reg_val); | |
ea4e040a YR |
5060 | |
5061 | /* Enable/Disable Autodetection */ | |
5062 | ||
cd2be89b | 5063 | CL22_RD_OVER_CL45(bp, phy, |
cd88ccee YR |
5064 | MDIO_REG_BANK_SERDES_DIGITAL, |
5065 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL1, ®_val); | |
239d686d EG |
5066 | reg_val &= ~(MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_SIGNAL_DETECT_EN | |
5067 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_INVERT_SIGNAL_DETECT); | |
5068 | reg_val |= MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_FIBER_MODE; | |
8c99e7b0 | 5069 | if (vars->line_speed == SPEED_AUTO_NEG) |
ea4e040a YR |
5070 | reg_val |= MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_AUTODET; |
5071 | else | |
5072 | reg_val &= ~MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_AUTODET; | |
5073 | ||
cd2be89b | 5074 | CL22_WR_OVER_CL45(bp, phy, |
cd88ccee YR |
5075 | MDIO_REG_BANK_SERDES_DIGITAL, |
5076 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL1, reg_val); | |
ea4e040a YR |
5077 | |
5078 | /* Enable TetonII and BAM autoneg */ | |
cd2be89b | 5079 | CL22_RD_OVER_CL45(bp, phy, |
cd88ccee YR |
5080 | MDIO_REG_BANK_BAM_NEXT_PAGE, |
5081 | MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL, | |
ea4e040a | 5082 | ®_val); |
8c99e7b0 | 5083 | if (vars->line_speed == SPEED_AUTO_NEG) { |
ea4e040a YR |
5084 | /* Enable BAM aneg Mode and TetonII aneg Mode */ |
5085 | reg_val |= (MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_BAM_MODE | | |
5086 | MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_TETON_AN); | |
5087 | } else { | |
5088 | /* TetonII and BAM Autoneg Disabled */ | |
5089 | reg_val &= ~(MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_BAM_MODE | | |
5090 | MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_TETON_AN); | |
5091 | } | |
cd2be89b | 5092 | CL22_WR_OVER_CL45(bp, phy, |
cd88ccee YR |
5093 | MDIO_REG_BANK_BAM_NEXT_PAGE, |
5094 | MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL, | |
5095 | reg_val); | |
ea4e040a | 5096 | |
239d686d EG |
5097 | if (enable_cl73) { |
5098 | /* Enable Cl73 FSM status bits */ | |
cd2be89b | 5099 | CL22_WR_OVER_CL45(bp, phy, |
cd88ccee YR |
5100 | MDIO_REG_BANK_CL73_USERB0, |
5101 | MDIO_CL73_USERB0_CL73_UCTRL, | |
5102 | 0xe); | |
239d686d EG |
5103 | |
5104 | /* Enable BAM Station Manager*/ | |
cd2be89b | 5105 | CL22_WR_OVER_CL45(bp, phy, |
239d686d EG |
5106 | MDIO_REG_BANK_CL73_USERB0, |
5107 | MDIO_CL73_USERB0_CL73_BAM_CTRL1, | |
5108 | MDIO_CL73_USERB0_CL73_BAM_CTRL1_BAM_EN | | |
5109 | MDIO_CL73_USERB0_CL73_BAM_CTRL1_BAM_STATION_MNGR_EN | | |
5110 | MDIO_CL73_USERB0_CL73_BAM_CTRL1_BAM_NP_AFTER_BP_EN); | |
5111 | ||
7846e471 | 5112 | /* Advertise CL73 link speeds */ |
cd2be89b | 5113 | CL22_RD_OVER_CL45(bp, phy, |
cd88ccee YR |
5114 | MDIO_REG_BANK_CL73_IEEEB1, |
5115 | MDIO_CL73_IEEEB1_AN_ADV2, | |
5116 | ®_val); | |
7aa0711f | 5117 | if (phy->speed_cap_mask & |
7846e471 YR |
5118 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G) |
5119 | reg_val |= MDIO_CL73_IEEEB1_AN_ADV2_ADVR_10G_KX4; | |
7aa0711f | 5120 | if (phy->speed_cap_mask & |
7846e471 YR |
5121 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G) |
5122 | reg_val |= MDIO_CL73_IEEEB1_AN_ADV2_ADVR_1000M_KX; | |
239d686d | 5123 | |
cd2be89b | 5124 | CL22_WR_OVER_CL45(bp, phy, |
cd88ccee YR |
5125 | MDIO_REG_BANK_CL73_IEEEB1, |
5126 | MDIO_CL73_IEEEB1_AN_ADV2, | |
5127 | reg_val); | |
239d686d | 5128 | |
239d686d EG |
5129 | /* CL73 Autoneg Enabled */ |
5130 | reg_val = MDIO_CL73_IEEEB0_CL73_AN_CONTROL_AN_EN; | |
5131 | ||
5132 | } else /* CL73 Autoneg Disabled */ | |
5133 | reg_val = 0; | |
ea4e040a | 5134 | |
cd2be89b | 5135 | CL22_WR_OVER_CL45(bp, phy, |
cd88ccee YR |
5136 | MDIO_REG_BANK_CL73_IEEEB0, |
5137 | MDIO_CL73_IEEEB0_CL73_AN_CONTROL, reg_val); | |
ea4e040a YR |
5138 | } |
5139 | ||
d231023e | 5140 | /* Program SerDes, forced speed */ |
e10bc84d YR |
5141 | static void bnx2x_program_serdes(struct bnx2x_phy *phy, |
5142 | struct link_params *params, | |
cd88ccee | 5143 | struct link_vars *vars) |
ea4e040a YR |
5144 | { |
5145 | struct bnx2x *bp = params->bp; | |
5146 | u16 reg_val; | |
5147 | ||
d231023e | 5148 | /* Program duplex, disable autoneg and sgmii*/ |
cd2be89b | 5149 | CL22_RD_OVER_CL45(bp, phy, |
cd88ccee YR |
5150 | MDIO_REG_BANK_COMBO_IEEE0, |
5151 | MDIO_COMBO_IEEE0_MII_CONTROL, ®_val); | |
ea4e040a | 5152 | reg_val &= ~(MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX | |
57937203 EG |
5153 | MDIO_COMBO_IEEO_MII_CONTROL_AN_EN | |
5154 | MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_MASK); | |
7aa0711f | 5155 | if (phy->req_duplex == DUPLEX_FULL) |
ea4e040a | 5156 | reg_val |= MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX; |
cd2be89b | 5157 | CL22_WR_OVER_CL45(bp, phy, |
cd88ccee YR |
5158 | MDIO_REG_BANK_COMBO_IEEE0, |
5159 | MDIO_COMBO_IEEE0_MII_CONTROL, reg_val); | |
ea4e040a | 5160 | |
8f73f0b9 | 5161 | /* Program speed |
2cf7acf9 YR |
5162 | * - needed only if the speed is greater than 1G (2.5G or 10G) |
5163 | */ | |
cd2be89b | 5164 | CL22_RD_OVER_CL45(bp, phy, |
cd88ccee YR |
5165 | MDIO_REG_BANK_SERDES_DIGITAL, |
5166 | MDIO_SERDES_DIGITAL_MISC1, ®_val); | |
d231023e | 5167 | /* Clearing the speed value before setting the right speed */ |
8c99e7b0 YR |
5168 | DP(NETIF_MSG_LINK, "MDIO_REG_BANK_SERDES_DIGITAL = 0x%x\n", reg_val); |
5169 | ||
5170 | reg_val &= ~(MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_MASK | | |
5171 | MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_SEL); | |
5172 | ||
5173 | if (!((vars->line_speed == SPEED_1000) || | |
5174 | (vars->line_speed == SPEED_100) || | |
5175 | (vars->line_speed == SPEED_10))) { | |
5176 | ||
ea4e040a YR |
5177 | reg_val |= (MDIO_SERDES_DIGITAL_MISC1_REFCLK_SEL_156_25M | |
5178 | MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_SEL); | |
8c99e7b0 | 5179 | if (vars->line_speed == SPEED_10000) |
ea4e040a YR |
5180 | reg_val |= |
5181 | MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_10G_CX4; | |
8c99e7b0 YR |
5182 | } |
5183 | ||
cd2be89b | 5184 | CL22_WR_OVER_CL45(bp, phy, |
cd88ccee YR |
5185 | MDIO_REG_BANK_SERDES_DIGITAL, |
5186 | MDIO_SERDES_DIGITAL_MISC1, reg_val); | |
8c99e7b0 | 5187 | |
ea4e040a YR |
5188 | } |
5189 | ||
9045f6b4 YR |
5190 | static void bnx2x_set_brcm_cl37_advertisement(struct bnx2x_phy *phy, |
5191 | struct link_params *params) | |
ea4e040a YR |
5192 | { |
5193 | struct bnx2x *bp = params->bp; | |
5194 | u16 val = 0; | |
5195 | ||
d231023e | 5196 | /* Set extended capabilities */ |
7aa0711f | 5197 | if (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G) |
ea4e040a | 5198 | val |= MDIO_OVER_1G_UP1_2_5G; |
7aa0711f | 5199 | if (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_10G) |
ea4e040a | 5200 | val |= MDIO_OVER_1G_UP1_10G; |
cd2be89b | 5201 | CL22_WR_OVER_CL45(bp, phy, |
cd88ccee YR |
5202 | MDIO_REG_BANK_OVER_1G, |
5203 | MDIO_OVER_1G_UP1, val); | |
ea4e040a | 5204 | |
cd2be89b | 5205 | CL22_WR_OVER_CL45(bp, phy, |
cd88ccee YR |
5206 | MDIO_REG_BANK_OVER_1G, |
5207 | MDIO_OVER_1G_UP3, 0x400); | |
ea4e040a YR |
5208 | } |
5209 | ||
9045f6b4 YR |
5210 | static void bnx2x_set_ieee_aneg_advertisement(struct bnx2x_phy *phy, |
5211 | struct link_params *params, | |
5212 | u16 ieee_fc) | |
8c99e7b0 YR |
5213 | { |
5214 | struct bnx2x *bp = params->bp; | |
7846e471 | 5215 | u16 val; |
d231023e | 5216 | /* For AN, we are always publishing full duplex */ |
ea4e040a | 5217 | |
cd2be89b | 5218 | CL22_WR_OVER_CL45(bp, phy, |
cd88ccee YR |
5219 | MDIO_REG_BANK_COMBO_IEEE0, |
5220 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV, ieee_fc); | |
cd2be89b | 5221 | CL22_RD_OVER_CL45(bp, phy, |
cd88ccee YR |
5222 | MDIO_REG_BANK_CL73_IEEEB1, |
5223 | MDIO_CL73_IEEEB1_AN_ADV1, &val); | |
7846e471 YR |
5224 | val &= ~MDIO_CL73_IEEEB1_AN_ADV1_PAUSE_BOTH; |
5225 | val |= ((ieee_fc<<3) & MDIO_CL73_IEEEB1_AN_ADV1_PAUSE_MASK); | |
cd2be89b | 5226 | CL22_WR_OVER_CL45(bp, phy, |
cd88ccee YR |
5227 | MDIO_REG_BANK_CL73_IEEEB1, |
5228 | MDIO_CL73_IEEEB1_AN_ADV1, val); | |
ea4e040a YR |
5229 | } |
5230 | ||
e10bc84d YR |
5231 | static void bnx2x_restart_autoneg(struct bnx2x_phy *phy, |
5232 | struct link_params *params, | |
5233 | u8 enable_cl73) | |
ea4e040a YR |
5234 | { |
5235 | struct bnx2x *bp = params->bp; | |
3a36f2ef | 5236 | u16 mii_control; |
239d686d | 5237 | |
ea4e040a | 5238 | DP(NETIF_MSG_LINK, "bnx2x_restart_autoneg\n"); |
3a36f2ef | 5239 | /* Enable and restart BAM/CL37 aneg */ |
ea4e040a | 5240 | |
239d686d | 5241 | if (enable_cl73) { |
cd2be89b | 5242 | CL22_RD_OVER_CL45(bp, phy, |
cd88ccee YR |
5243 | MDIO_REG_BANK_CL73_IEEEB0, |
5244 | MDIO_CL73_IEEEB0_CL73_AN_CONTROL, | |
5245 | &mii_control); | |
239d686d | 5246 | |
cd2be89b | 5247 | CL22_WR_OVER_CL45(bp, phy, |
cd88ccee YR |
5248 | MDIO_REG_BANK_CL73_IEEEB0, |
5249 | MDIO_CL73_IEEEB0_CL73_AN_CONTROL, | |
5250 | (mii_control | | |
5251 | MDIO_CL73_IEEEB0_CL73_AN_CONTROL_AN_EN | | |
5252 | MDIO_CL73_IEEEB0_CL73_AN_CONTROL_RESTART_AN)); | |
239d686d EG |
5253 | } else { |
5254 | ||
cd2be89b | 5255 | CL22_RD_OVER_CL45(bp, phy, |
cd88ccee YR |
5256 | MDIO_REG_BANK_COMBO_IEEE0, |
5257 | MDIO_COMBO_IEEE0_MII_CONTROL, | |
5258 | &mii_control); | |
239d686d EG |
5259 | DP(NETIF_MSG_LINK, |
5260 | "bnx2x_restart_autoneg mii_control before = 0x%x\n", | |
5261 | mii_control); | |
cd2be89b | 5262 | CL22_WR_OVER_CL45(bp, phy, |
cd88ccee YR |
5263 | MDIO_REG_BANK_COMBO_IEEE0, |
5264 | MDIO_COMBO_IEEE0_MII_CONTROL, | |
5265 | (mii_control | | |
5266 | MDIO_COMBO_IEEO_MII_CONTROL_AN_EN | | |
5267 | MDIO_COMBO_IEEO_MII_CONTROL_RESTART_AN)); | |
239d686d | 5268 | } |
ea4e040a YR |
5269 | } |
5270 | ||
e10bc84d YR |
5271 | static void bnx2x_initialize_sgmii_process(struct bnx2x_phy *phy, |
5272 | struct link_params *params, | |
cd88ccee | 5273 | struct link_vars *vars) |
ea4e040a YR |
5274 | { |
5275 | struct bnx2x *bp = params->bp; | |
5276 | u16 control1; | |
5277 | ||
d231023e | 5278 | /* In SGMII mode, the unicore is always slave */ |
ea4e040a | 5279 | |
cd2be89b | 5280 | CL22_RD_OVER_CL45(bp, phy, |
cd88ccee YR |
5281 | MDIO_REG_BANK_SERDES_DIGITAL, |
5282 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL1, | |
5283 | &control1); | |
ea4e040a | 5284 | control1 |= MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_INVERT_SIGNAL_DETECT; |
d231023e | 5285 | /* Set sgmii mode (and not fiber) */ |
ea4e040a YR |
5286 | control1 &= ~(MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_FIBER_MODE | |
5287 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_AUTODET | | |
5288 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_MSTR_MODE); | |
cd2be89b | 5289 | CL22_WR_OVER_CL45(bp, phy, |
cd88ccee YR |
5290 | MDIO_REG_BANK_SERDES_DIGITAL, |
5291 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL1, | |
5292 | control1); | |
ea4e040a | 5293 | |
d231023e | 5294 | /* If forced speed */ |
8c99e7b0 | 5295 | if (!(vars->line_speed == SPEED_AUTO_NEG)) { |
d231023e | 5296 | /* Set speed, disable autoneg */ |
ea4e040a YR |
5297 | u16 mii_control; |
5298 | ||
cd2be89b | 5299 | CL22_RD_OVER_CL45(bp, phy, |
cd88ccee YR |
5300 | MDIO_REG_BANK_COMBO_IEEE0, |
5301 | MDIO_COMBO_IEEE0_MII_CONTROL, | |
5302 | &mii_control); | |
ea4e040a YR |
5303 | mii_control &= ~(MDIO_COMBO_IEEO_MII_CONTROL_AN_EN | |
5304 | MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_MASK| | |
5305 | MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX); | |
5306 | ||
8c99e7b0 | 5307 | switch (vars->line_speed) { |
ea4e040a YR |
5308 | case SPEED_100: |
5309 | mii_control |= | |
5310 | MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_100; | |
5311 | break; | |
5312 | case SPEED_1000: | |
5313 | mii_control |= | |
5314 | MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_1000; | |
5315 | break; | |
5316 | case SPEED_10: | |
d231023e | 5317 | /* There is nothing to set for 10M */ |
ea4e040a YR |
5318 | break; |
5319 | default: | |
d231023e | 5320 | /* Invalid speed for SGMII */ |
8c99e7b0 YR |
5321 | DP(NETIF_MSG_LINK, "Invalid line_speed 0x%x\n", |
5322 | vars->line_speed); | |
ea4e040a YR |
5323 | break; |
5324 | } | |
5325 | ||
d231023e | 5326 | /* Setting the full duplex */ |
7aa0711f | 5327 | if (phy->req_duplex == DUPLEX_FULL) |
ea4e040a YR |
5328 | mii_control |= |
5329 | MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX; | |
cd2be89b | 5330 | CL22_WR_OVER_CL45(bp, phy, |
cd88ccee YR |
5331 | MDIO_REG_BANK_COMBO_IEEE0, |
5332 | MDIO_COMBO_IEEE0_MII_CONTROL, | |
5333 | mii_control); | |
ea4e040a YR |
5334 | |
5335 | } else { /* AN mode */ | |
d231023e | 5336 | /* Enable and restart AN */ |
e10bc84d | 5337 | bnx2x_restart_autoneg(phy, params, 0); |
ea4e040a YR |
5338 | } |
5339 | } | |
5340 | ||
8f73f0b9 | 5341 | /* Link management |
ea4e040a | 5342 | */ |
fcf5b650 YR |
5343 | static int bnx2x_direct_parallel_detect_used(struct bnx2x_phy *phy, |
5344 | struct link_params *params) | |
15ddd2d0 YR |
5345 | { |
5346 | struct bnx2x *bp = params->bp; | |
5347 | u16 pd_10g, status2_1000x; | |
7aa0711f YR |
5348 | if (phy->req_line_speed != SPEED_AUTO_NEG) |
5349 | return 0; | |
cd2be89b | 5350 | CL22_RD_OVER_CL45(bp, phy, |
cd88ccee YR |
5351 | MDIO_REG_BANK_SERDES_DIGITAL, |
5352 | MDIO_SERDES_DIGITAL_A_1000X_STATUS2, | |
5353 | &status2_1000x); | |
cd2be89b | 5354 | CL22_RD_OVER_CL45(bp, phy, |
cd88ccee YR |
5355 | MDIO_REG_BANK_SERDES_DIGITAL, |
5356 | MDIO_SERDES_DIGITAL_A_1000X_STATUS2, | |
5357 | &status2_1000x); | |
15ddd2d0 YR |
5358 | if (status2_1000x & MDIO_SERDES_DIGITAL_A_1000X_STATUS2_AN_DISABLED) { |
5359 | DP(NETIF_MSG_LINK, "1G parallel detect link on port %d\n", | |
5360 | params->port); | |
5361 | return 1; | |
5362 | } | |
5363 | ||
cd2be89b | 5364 | CL22_RD_OVER_CL45(bp, phy, |
cd88ccee YR |
5365 | MDIO_REG_BANK_10G_PARALLEL_DETECT, |
5366 | MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_STATUS, | |
5367 | &pd_10g); | |
15ddd2d0 YR |
5368 | |
5369 | if (pd_10g & MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_STATUS_PD_LINK) { | |
5370 | DP(NETIF_MSG_LINK, "10G parallel detect link on port %d\n", | |
5371 | params->port); | |
5372 | return 1; | |
5373 | } | |
5374 | return 0; | |
5375 | } | |
ea4e040a | 5376 | |
9e7e8399 MY |
5377 | static void bnx2x_update_adv_fc(struct bnx2x_phy *phy, |
5378 | struct link_params *params, | |
5379 | struct link_vars *vars, | |
5380 | u32 gp_status) | |
5381 | { | |
5382 | u16 ld_pause; /* local driver */ | |
5383 | u16 lp_pause; /* link partner */ | |
5384 | u16 pause_result; | |
5385 | struct bnx2x *bp = params->bp; | |
5386 | if ((gp_status & | |
5387 | (MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_AUTONEG_COMPLETE | | |
5388 | MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_MR_LP_NP_AN_ABLE)) == | |
5389 | (MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_AUTONEG_COMPLETE | | |
5390 | MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_MR_LP_NP_AN_ABLE)) { | |
5391 | ||
5392 | CL22_RD_OVER_CL45(bp, phy, | |
5393 | MDIO_REG_BANK_CL73_IEEEB1, | |
5394 | MDIO_CL73_IEEEB1_AN_ADV1, | |
5395 | &ld_pause); | |
5396 | CL22_RD_OVER_CL45(bp, phy, | |
5397 | MDIO_REG_BANK_CL73_IEEEB1, | |
5398 | MDIO_CL73_IEEEB1_AN_LP_ADV1, | |
5399 | &lp_pause); | |
5400 | pause_result = (ld_pause & | |
5401 | MDIO_CL73_IEEEB1_AN_ADV1_PAUSE_MASK) >> 8; | |
5402 | pause_result |= (lp_pause & | |
5403 | MDIO_CL73_IEEEB1_AN_LP_ADV1_PAUSE_MASK) >> 10; | |
5404 | DP(NETIF_MSG_LINK, "pause_result CL73 0x%x\n", pause_result); | |
5405 | } else { | |
5406 | CL22_RD_OVER_CL45(bp, phy, | |
5407 | MDIO_REG_BANK_COMBO_IEEE0, | |
5408 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV, | |
5409 | &ld_pause); | |
5410 | CL22_RD_OVER_CL45(bp, phy, | |
5411 | MDIO_REG_BANK_COMBO_IEEE0, | |
5412 | MDIO_COMBO_IEEE0_AUTO_NEG_LINK_PARTNER_ABILITY1, | |
5413 | &lp_pause); | |
5414 | pause_result = (ld_pause & | |
5415 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK)>>5; | |
5416 | pause_result |= (lp_pause & | |
5417 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK)>>7; | |
5418 | DP(NETIF_MSG_LINK, "pause_result CL37 0x%x\n", pause_result); | |
5419 | } | |
1359d73c | 5420 | bnx2x_pause_resolve(phy, params, vars, pause_result); |
9e7e8399 MY |
5421 | |
5422 | } | |
5423 | ||
e10bc84d YR |
5424 | static void bnx2x_flow_ctrl_resolve(struct bnx2x_phy *phy, |
5425 | struct link_params *params, | |
5426 | struct link_vars *vars, | |
5427 | u32 gp_status) | |
ea4e040a YR |
5428 | { |
5429 | struct bnx2x *bp = params->bp; | |
c0700f90 | 5430 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
ea4e040a | 5431 | |
d231023e | 5432 | /* Resolve from gp_status in case of AN complete and not sgmii */ |
9e7e8399 MY |
5433 | if (phy->req_flow_ctrl != BNX2X_FLOW_CTRL_AUTO) { |
5434 | /* Update the advertised flow-controled of LD/LP in AN */ | |
5435 | if (phy->req_line_speed == SPEED_AUTO_NEG) | |
5436 | bnx2x_update_adv_fc(phy, params, vars, gp_status); | |
5437 | /* But set the flow-control result as the requested one */ | |
7aa0711f | 5438 | vars->flow_ctrl = phy->req_flow_ctrl; |
9e7e8399 | 5439 | } else if (phy->req_line_speed != SPEED_AUTO_NEG) |
7aa0711f YR |
5440 | vars->flow_ctrl = params->req_fc_auto_adv; |
5441 | else if ((gp_status & MDIO_AN_CL73_OR_37_COMPLETE) && | |
5442 | (!(vars->phy_flags & PHY_SGMII_FLAG))) { | |
e10bc84d | 5443 | if (bnx2x_direct_parallel_detect_used(phy, params)) { |
15ddd2d0 YR |
5444 | vars->flow_ctrl = params->req_fc_auto_adv; |
5445 | return; | |
5446 | } | |
9e7e8399 | 5447 | bnx2x_update_adv_fc(phy, params, vars, gp_status); |
ea4e040a YR |
5448 | } |
5449 | DP(NETIF_MSG_LINK, "flow_ctrl 0x%x\n", vars->flow_ctrl); | |
5450 | } | |
5451 | ||
e10bc84d YR |
5452 | static void bnx2x_check_fallback_to_cl37(struct bnx2x_phy *phy, |
5453 | struct link_params *params) | |
239d686d EG |
5454 | { |
5455 | struct bnx2x *bp = params->bp; | |
9045f6b4 | 5456 | u16 rx_status, ustat_val, cl37_fsm_received; |
239d686d EG |
5457 | DP(NETIF_MSG_LINK, "bnx2x_check_fallback_to_cl37\n"); |
5458 | /* Step 1: Make sure signal is detected */ | |
cd2be89b | 5459 | CL22_RD_OVER_CL45(bp, phy, |
cd88ccee YR |
5460 | MDIO_REG_BANK_RX0, |
5461 | MDIO_RX0_RX_STATUS, | |
5462 | &rx_status); | |
239d686d EG |
5463 | if ((rx_status & MDIO_RX0_RX_STATUS_SIGDET) != |
5464 | (MDIO_RX0_RX_STATUS_SIGDET)) { | |
5465 | DP(NETIF_MSG_LINK, "Signal is not detected. Restoring CL73." | |
5466 | "rx_status(0x80b0) = 0x%x\n", rx_status); | |
cd2be89b | 5467 | CL22_WR_OVER_CL45(bp, phy, |
cd88ccee YR |
5468 | MDIO_REG_BANK_CL73_IEEEB0, |
5469 | MDIO_CL73_IEEEB0_CL73_AN_CONTROL, | |
5470 | MDIO_CL73_IEEEB0_CL73_AN_CONTROL_AN_EN); | |
239d686d EG |
5471 | return; |
5472 | } | |
5473 | /* Step 2: Check CL73 state machine */ | |
cd2be89b | 5474 | CL22_RD_OVER_CL45(bp, phy, |
cd88ccee YR |
5475 | MDIO_REG_BANK_CL73_USERB0, |
5476 | MDIO_CL73_USERB0_CL73_USTAT1, | |
5477 | &ustat_val); | |
239d686d EG |
5478 | if ((ustat_val & |
5479 | (MDIO_CL73_USERB0_CL73_USTAT1_LINK_STATUS_CHECK | | |
5480 | MDIO_CL73_USERB0_CL73_USTAT1_AN_GOOD_CHECK_BAM37)) != | |
5481 | (MDIO_CL73_USERB0_CL73_USTAT1_LINK_STATUS_CHECK | | |
5482 | MDIO_CL73_USERB0_CL73_USTAT1_AN_GOOD_CHECK_BAM37)) { | |
5483 | DP(NETIF_MSG_LINK, "CL73 state-machine is not stable. " | |
5484 | "ustat_val(0x8371) = 0x%x\n", ustat_val); | |
5485 | return; | |
5486 | } | |
8f73f0b9 | 5487 | /* Step 3: Check CL37 Message Pages received to indicate LP |
2cf7acf9 YR |
5488 | * supports only CL37 |
5489 | */ | |
cd2be89b | 5490 | CL22_RD_OVER_CL45(bp, phy, |
cd88ccee YR |
5491 | MDIO_REG_BANK_REMOTE_PHY, |
5492 | MDIO_REMOTE_PHY_MISC_RX_STATUS, | |
9045f6b4 YR |
5493 | &cl37_fsm_received); |
5494 | if ((cl37_fsm_received & | |
239d686d EG |
5495 | (MDIO_REMOTE_PHY_MISC_RX_STATUS_CL37_FSM_RECEIVED_OVER1G_MSG | |
5496 | MDIO_REMOTE_PHY_MISC_RX_STATUS_CL37_FSM_RECEIVED_BRCM_OUI_MSG)) != | |
5497 | (MDIO_REMOTE_PHY_MISC_RX_STATUS_CL37_FSM_RECEIVED_OVER1G_MSG | | |
5498 | MDIO_REMOTE_PHY_MISC_RX_STATUS_CL37_FSM_RECEIVED_BRCM_OUI_MSG)) { | |
5499 | DP(NETIF_MSG_LINK, "No CL37 FSM were received. " | |
5500 | "misc_rx_status(0x8330) = 0x%x\n", | |
9045f6b4 | 5501 | cl37_fsm_received); |
239d686d EG |
5502 | return; |
5503 | } | |
8f73f0b9 | 5504 | /* The combined cl37/cl73 fsm state information indicating that |
2cf7acf9 YR |
5505 | * we are connected to a device which does not support cl73, but |
5506 | * does support cl37 BAM. In this case we disable cl73 and | |
5507 | * restart cl37 auto-neg | |
5508 | */ | |
5509 | ||
239d686d | 5510 | /* Disable CL73 */ |
cd2be89b | 5511 | CL22_WR_OVER_CL45(bp, phy, |
cd88ccee YR |
5512 | MDIO_REG_BANK_CL73_IEEEB0, |
5513 | MDIO_CL73_IEEEB0_CL73_AN_CONTROL, | |
5514 | 0); | |
239d686d | 5515 | /* Restart CL37 autoneg */ |
e10bc84d | 5516 | bnx2x_restart_autoneg(phy, params, 0); |
239d686d EG |
5517 | DP(NETIF_MSG_LINK, "Disabling CL73, and restarting CL37 autoneg\n"); |
5518 | } | |
7aa0711f YR |
5519 | |
5520 | static void bnx2x_xgxs_an_resolve(struct bnx2x_phy *phy, | |
5521 | struct link_params *params, | |
5522 | struct link_vars *vars, | |
5523 | u32 gp_status) | |
5524 | { | |
5525 | if (gp_status & MDIO_AN_CL73_OR_37_COMPLETE) | |
5526 | vars->link_status |= | |
5527 | LINK_STATUS_AUTO_NEGOTIATE_COMPLETE; | |
5528 | ||
5529 | if (bnx2x_direct_parallel_detect_used(phy, params)) | |
5530 | vars->link_status |= | |
5531 | LINK_STATUS_PARALLEL_DETECTION_USED; | |
5532 | } | |
3c9ada22 YR |
5533 | static int bnx2x_get_link_speed_duplex(struct bnx2x_phy *phy, |
5534 | struct link_params *params, | |
5535 | struct link_vars *vars, | |
5536 | u16 is_link_up, | |
5537 | u16 speed_mask, | |
5538 | u16 is_duplex) | |
ea4e040a YR |
5539 | { |
5540 | struct bnx2x *bp = params->bp; | |
7aa0711f YR |
5541 | if (phy->req_line_speed == SPEED_AUTO_NEG) |
5542 | vars->link_status |= LINK_STATUS_AUTO_NEGOTIATE_ENABLED; | |
3c9ada22 YR |
5543 | if (is_link_up) { |
5544 | DP(NETIF_MSG_LINK, "phy link up\n"); | |
ea4e040a YR |
5545 | |
5546 | vars->phy_link_up = 1; | |
5547 | vars->link_status |= LINK_STATUS_LINK_UP; | |
5548 | ||
3c9ada22 | 5549 | switch (speed_mask) { |
ea4e040a | 5550 | case GP_STATUS_10M: |
3c9ada22 | 5551 | vars->line_speed = SPEED_10; |
430d172a | 5552 | if (is_duplex == DUPLEX_FULL) |
ea4e040a YR |
5553 | vars->link_status |= LINK_10TFD; |
5554 | else | |
5555 | vars->link_status |= LINK_10THD; | |
5556 | break; | |
5557 | ||
5558 | case GP_STATUS_100M: | |
3c9ada22 | 5559 | vars->line_speed = SPEED_100; |
430d172a | 5560 | if (is_duplex == DUPLEX_FULL) |
ea4e040a YR |
5561 | vars->link_status |= LINK_100TXFD; |
5562 | else | |
5563 | vars->link_status |= LINK_100TXHD; | |
5564 | break; | |
5565 | ||
5566 | case GP_STATUS_1G: | |
5567 | case GP_STATUS_1G_KX: | |
3c9ada22 | 5568 | vars->line_speed = SPEED_1000; |
430d172a | 5569 | if (is_duplex == DUPLEX_FULL) |
ea4e040a YR |
5570 | vars->link_status |= LINK_1000TFD; |
5571 | else | |
5572 | vars->link_status |= LINK_1000THD; | |
5573 | break; | |
5574 | ||
5575 | case GP_STATUS_2_5G: | |
3c9ada22 | 5576 | vars->line_speed = SPEED_2500; |
430d172a | 5577 | if (is_duplex == DUPLEX_FULL) |
ea4e040a YR |
5578 | vars->link_status |= LINK_2500TFD; |
5579 | else | |
5580 | vars->link_status |= LINK_2500THD; | |
5581 | break; | |
5582 | ||
5583 | case GP_STATUS_5G: | |
5584 | case GP_STATUS_6G: | |
5585 | DP(NETIF_MSG_LINK, | |
5586 | "link speed unsupported gp_status 0x%x\n", | |
3c9ada22 | 5587 | speed_mask); |
ea4e040a | 5588 | return -EINVAL; |
ab6ad5a4 | 5589 | |
ea4e040a YR |
5590 | case GP_STATUS_10G_KX4: |
5591 | case GP_STATUS_10G_HIG: | |
5592 | case GP_STATUS_10G_CX4: | |
3c9ada22 YR |
5593 | case GP_STATUS_10G_KR: |
5594 | case GP_STATUS_10G_SFI: | |
5595 | case GP_STATUS_10G_XFI: | |
5596 | vars->line_speed = SPEED_10000; | |
ea4e040a YR |
5597 | vars->link_status |= LINK_10GTFD; |
5598 | break; | |
3c9ada22 | 5599 | case GP_STATUS_20G_DXGXS: |
4e7b4997 | 5600 | case GP_STATUS_20G_KR2: |
3c9ada22 YR |
5601 | vars->line_speed = SPEED_20000; |
5602 | vars->link_status |= LINK_20GTFD; | |
5603 | break; | |
ea4e040a YR |
5604 | default: |
5605 | DP(NETIF_MSG_LINK, | |
5606 | "link speed unsupported gp_status 0x%x\n", | |
3c9ada22 | 5607 | speed_mask); |
ab6ad5a4 | 5608 | return -EINVAL; |
ea4e040a | 5609 | } |
ea4e040a YR |
5610 | } else { /* link_down */ |
5611 | DP(NETIF_MSG_LINK, "phy link down\n"); | |
5612 | ||
5613 | vars->phy_link_up = 0; | |
57963ed9 | 5614 | |
ea4e040a | 5615 | vars->duplex = DUPLEX_FULL; |
c0700f90 | 5616 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
ea4e040a | 5617 | vars->mac_type = MAC_TYPE_NONE; |
3c9ada22 YR |
5618 | } |
5619 | DP(NETIF_MSG_LINK, " phy_link_up %x line_speed %d\n", | |
5620 | vars->phy_link_up, vars->line_speed); | |
5621 | return 0; | |
5622 | } | |
5623 | ||
5624 | static int bnx2x_link_settings_status(struct bnx2x_phy *phy, | |
5625 | struct link_params *params, | |
5626 | struct link_vars *vars) | |
5627 | { | |
3c9ada22 YR |
5628 | struct bnx2x *bp = params->bp; |
5629 | ||
5630 | u16 gp_status, duplex = DUPLEX_HALF, link_up = 0, speed_mask; | |
5631 | int rc = 0; | |
5632 | ||
5633 | /* Read gp_status */ | |
5634 | CL22_RD_OVER_CL45(bp, phy, | |
5635 | MDIO_REG_BANK_GP_STATUS, | |
5636 | MDIO_GP_STATUS_TOP_AN_STATUS1, | |
5637 | &gp_status); | |
5638 | if (gp_status & MDIO_GP_STATUS_TOP_AN_STATUS1_DUPLEX_STATUS) | |
5639 | duplex = DUPLEX_FULL; | |
5640 | if (gp_status & MDIO_GP_STATUS_TOP_AN_STATUS1_LINK_STATUS) | |
5641 | link_up = 1; | |
5642 | speed_mask = gp_status & GP_STATUS_SPEED_MASK; | |
5643 | DP(NETIF_MSG_LINK, "gp_status 0x%x, is_link_up %d, speed_mask 0x%x\n", | |
5644 | gp_status, link_up, speed_mask); | |
5645 | rc = bnx2x_get_link_speed_duplex(phy, params, vars, link_up, speed_mask, | |
5646 | duplex); | |
5647 | if (rc == -EINVAL) | |
5648 | return rc; | |
239d686d | 5649 | |
3c9ada22 YR |
5650 | if (gp_status & MDIO_GP_STATUS_TOP_AN_STATUS1_LINK_STATUS) { |
5651 | if (SINGLE_MEDIA_DIRECT(params)) { | |
430d172a | 5652 | vars->duplex = duplex; |
3c9ada22 YR |
5653 | bnx2x_flow_ctrl_resolve(phy, params, vars, gp_status); |
5654 | if (phy->req_line_speed == SPEED_AUTO_NEG) | |
5655 | bnx2x_xgxs_an_resolve(phy, params, vars, | |
5656 | gp_status); | |
5657 | } | |
d231023e | 5658 | } else { /* Link_down */ |
c18aa15d YR |
5659 | if ((phy->req_line_speed == SPEED_AUTO_NEG) && |
5660 | SINGLE_MEDIA_DIRECT(params)) { | |
239d686d | 5661 | /* Check signal is detected */ |
c18aa15d | 5662 | bnx2x_check_fallback_to_cl37(phy, params); |
239d686d | 5663 | } |
ea4e040a YR |
5664 | } |
5665 | ||
9e7e8399 MY |
5666 | /* Read LP advertised speeds*/ |
5667 | if (SINGLE_MEDIA_DIRECT(params) && | |
5668 | (vars->link_status & LINK_STATUS_AUTO_NEGOTIATE_COMPLETE)) { | |
5669 | u16 val; | |
5670 | ||
5671 | CL22_RD_OVER_CL45(bp, phy, MDIO_REG_BANK_CL73_IEEEB1, | |
5672 | MDIO_CL73_IEEEB1_AN_LP_ADV2, &val); | |
5673 | ||
5674 | if (val & MDIO_CL73_IEEEB1_AN_ADV2_ADVR_1000M_KX) | |
5675 | vars->link_status |= | |
5676 | LINK_STATUS_LINK_PARTNER_1000TFD_CAPABLE; | |
5677 | if (val & (MDIO_CL73_IEEEB1_AN_ADV2_ADVR_10G_KX4 | | |
5678 | MDIO_CL73_IEEEB1_AN_ADV2_ADVR_10G_KR)) | |
5679 | vars->link_status |= | |
5680 | LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE; | |
5681 | ||
5682 | CL22_RD_OVER_CL45(bp, phy, MDIO_REG_BANK_OVER_1G, | |
5683 | MDIO_OVER_1G_LP_UP1, &val); | |
5684 | ||
5685 | if (val & MDIO_OVER_1G_UP1_2_5G) | |
5686 | vars->link_status |= | |
5687 | LINK_STATUS_LINK_PARTNER_2500XFD_CAPABLE; | |
5688 | if (val & (MDIO_OVER_1G_UP1_10G | MDIO_OVER_1G_UP1_10GH)) | |
5689 | vars->link_status |= | |
5690 | LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE; | |
5691 | } | |
5692 | ||
a22f0788 YR |
5693 | DP(NETIF_MSG_LINK, "duplex %x flow_ctrl 0x%x link_status 0x%x\n", |
5694 | vars->duplex, vars->flow_ctrl, vars->link_status); | |
ea4e040a YR |
5695 | return rc; |
5696 | } | |
5697 | ||
3c9ada22 YR |
5698 | static int bnx2x_warpcore_read_status(struct bnx2x_phy *phy, |
5699 | struct link_params *params, | |
5700 | struct link_vars *vars) | |
5701 | { | |
3c9ada22 | 5702 | struct bnx2x *bp = params->bp; |
3c9ada22 YR |
5703 | u8 lane; |
5704 | u16 gp_status1, gp_speed, link_up, duplex = DUPLEX_FULL; | |
5705 | int rc = 0; | |
5706 | lane = bnx2x_get_warpcore_lane(phy, params); | |
5707 | /* Read gp_status */ | |
4e7b4997 YR |
5708 | if ((params->loopback_mode) && |
5709 | (phy->flags & FLAGS_WC_DUAL_MODE)) { | |
5710 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, | |
5711 | MDIO_WC_REG_DIGITAL5_LINK_STATUS, &link_up); | |
5712 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, | |
5713 | MDIO_WC_REG_DIGITAL5_LINK_STATUS, &link_up); | |
5714 | link_up &= 0x1; | |
5715 | } else if ((phy->req_line_speed > SPEED_10000) && | |
5716 | (phy->supported & SUPPORTED_20000baseMLD2_Full)) { | |
3c9ada22 YR |
5717 | u16 temp_link_up; |
5718 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, | |
5719 | 1, &temp_link_up); | |
5720 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, | |
5721 | 1, &link_up); | |
5722 | DP(NETIF_MSG_LINK, "PCS RX link status = 0x%x-->0x%x\n", | |
5723 | temp_link_up, link_up); | |
5724 | link_up &= (1<<2); | |
5725 | if (link_up) | |
5726 | bnx2x_ext_phy_resolve_fc(phy, params, vars); | |
5727 | } else { | |
5728 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, | |
4e7b4997 YR |
5729 | MDIO_WC_REG_GP2_STATUS_GP_2_1, |
5730 | &gp_status1); | |
3c9ada22 | 5731 | DP(NETIF_MSG_LINK, "0x81d1 = 0x%x\n", gp_status1); |
4e7b4997 YR |
5732 | /* Check for either KR, 1G, or AN up. */ |
5733 | link_up = ((gp_status1 >> 8) | | |
5734 | (gp_status1 >> 12) | | |
5735 | (gp_status1)) & | |
5736 | (1 << lane); | |
5737 | if (phy->supported & SUPPORTED_20000baseKR2_Full) { | |
5738 | u16 an_link; | |
5739 | bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, | |
5740 | MDIO_AN_REG_STATUS, &an_link); | |
5741 | bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, | |
5742 | MDIO_AN_REG_STATUS, &an_link); | |
5743 | link_up |= (an_link & (1<<2)); | |
5744 | } | |
3c9ada22 YR |
5745 | if (link_up && SINGLE_MEDIA_DIRECT(params)) { |
5746 | u16 pd, gp_status4; | |
5747 | if (phy->req_line_speed == SPEED_AUTO_NEG) { | |
5748 | /* Check Autoneg complete */ | |
5749 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, | |
5750 | MDIO_WC_REG_GP2_STATUS_GP_2_4, | |
5751 | &gp_status4); | |
5752 | if (gp_status4 & ((1<<12)<<lane)) | |
5753 | vars->link_status |= | |
5754 | LINK_STATUS_AUTO_NEGOTIATE_COMPLETE; | |
5755 | ||
5756 | /* Check parallel detect used */ | |
5757 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, | |
5758 | MDIO_WC_REG_PAR_DET_10G_STATUS, | |
5759 | &pd); | |
5760 | if (pd & (1<<15)) | |
5761 | vars->link_status |= | |
5762 | LINK_STATUS_PARALLEL_DETECTION_USED; | |
5763 | } | |
5764 | bnx2x_ext_phy_resolve_fc(phy, params, vars); | |
430d172a | 5765 | vars->duplex = duplex; |
3c9ada22 YR |
5766 | } |
5767 | } | |
5768 | ||
9e7e8399 MY |
5769 | if ((vars->link_status & LINK_STATUS_AUTO_NEGOTIATE_COMPLETE) && |
5770 | SINGLE_MEDIA_DIRECT(params)) { | |
5771 | u16 val; | |
5772 | ||
5773 | bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, | |
5774 | MDIO_AN_REG_LP_AUTO_NEG2, &val); | |
5775 | ||
5776 | if (val & MDIO_CL73_IEEEB1_AN_ADV2_ADVR_1000M_KX) | |
5777 | vars->link_status |= | |
5778 | LINK_STATUS_LINK_PARTNER_1000TFD_CAPABLE; | |
5779 | if (val & (MDIO_CL73_IEEEB1_AN_ADV2_ADVR_10G_KX4 | | |
5780 | MDIO_CL73_IEEEB1_AN_ADV2_ADVR_10G_KR)) | |
5781 | vars->link_status |= | |
5782 | LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE; | |
5783 | ||
5784 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, | |
5785 | MDIO_WC_REG_DIGITAL3_LP_UP1, &val); | |
5786 | ||
5787 | if (val & MDIO_OVER_1G_UP1_2_5G) | |
5788 | vars->link_status |= | |
5789 | LINK_STATUS_LINK_PARTNER_2500XFD_CAPABLE; | |
5790 | if (val & (MDIO_OVER_1G_UP1_10G | MDIO_OVER_1G_UP1_10GH)) | |
5791 | vars->link_status |= | |
5792 | LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE; | |
5793 | ||
5794 | } | |
5795 | ||
5796 | ||
3c9ada22 YR |
5797 | if (lane < 2) { |
5798 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, | |
5799 | MDIO_WC_REG_GP2_STATUS_GP_2_2, &gp_speed); | |
5800 | } else { | |
5801 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, | |
5802 | MDIO_WC_REG_GP2_STATUS_GP_2_3, &gp_speed); | |
5803 | } | |
5804 | DP(NETIF_MSG_LINK, "lane %d gp_speed 0x%x\n", lane, gp_speed); | |
5805 | ||
5806 | if ((lane & 1) == 0) | |
5807 | gp_speed <<= 8; | |
5808 | gp_speed &= 0x3f00; | |
4e7b4997 | 5809 | link_up = !!link_up; |
3c9ada22 YR |
5810 | |
5811 | rc = bnx2x_get_link_speed_duplex(phy, params, vars, link_up, gp_speed, | |
5812 | duplex); | |
5813 | ||
b6a9c1ef YR |
5814 | /* In case of KR link down, start up the recovering procedure */ |
5815 | if ((!link_up) && (phy->media_type == ETH_PHY_KR) && | |
5816 | (!(phy->flags & FLAGS_WC_DUAL_MODE))) | |
5817 | vars->rx_tx_asic_rst = MAX_KR_LINK_RETRY; | |
5818 | ||
3c9ada22 YR |
5819 | DP(NETIF_MSG_LINK, "duplex %x flow_ctrl 0x%x link_status 0x%x\n", |
5820 | vars->duplex, vars->flow_ctrl, vars->link_status); | |
5821 | return rc; | |
5822 | } | |
ed8680a7 | 5823 | static void bnx2x_set_gmii_tx_driver(struct link_params *params) |
ea4e040a YR |
5824 | { |
5825 | struct bnx2x *bp = params->bp; | |
e10bc84d | 5826 | struct bnx2x_phy *phy = ¶ms->phy[INT_PHY]; |
ea4e040a YR |
5827 | u16 lp_up2; |
5828 | u16 tx_driver; | |
c2c8b03e | 5829 | u16 bank; |
ea4e040a | 5830 | |
d231023e | 5831 | /* Read precomp */ |
cd2be89b | 5832 | CL22_RD_OVER_CL45(bp, phy, |
cd88ccee YR |
5833 | MDIO_REG_BANK_OVER_1G, |
5834 | MDIO_OVER_1G_LP_UP2, &lp_up2); | |
ea4e040a | 5835 | |
d231023e | 5836 | /* Bits [10:7] at lp_up2, positioned at [15:12] */ |
ea4e040a YR |
5837 | lp_up2 = (((lp_up2 & MDIO_OVER_1G_LP_UP2_PREEMPHASIS_MASK) >> |
5838 | MDIO_OVER_1G_LP_UP2_PREEMPHASIS_SHIFT) << | |
5839 | MDIO_TX0_TX_DRIVER_PREEMPHASIS_SHIFT); | |
5840 | ||
c2c8b03e EG |
5841 | if (lp_up2 == 0) |
5842 | return; | |
5843 | ||
5844 | for (bank = MDIO_REG_BANK_TX0; bank <= MDIO_REG_BANK_TX3; | |
5845 | bank += (MDIO_REG_BANK_TX1 - MDIO_REG_BANK_TX0)) { | |
cd2be89b | 5846 | CL22_RD_OVER_CL45(bp, phy, |
cd88ccee YR |
5847 | bank, |
5848 | MDIO_TX0_TX_DRIVER, &tx_driver); | |
c2c8b03e | 5849 | |
d231023e | 5850 | /* Replace tx_driver bits [15:12] */ |
c2c8b03e EG |
5851 | if (lp_up2 != |
5852 | (tx_driver & MDIO_TX0_TX_DRIVER_PREEMPHASIS_MASK)) { | |
5853 | tx_driver &= ~MDIO_TX0_TX_DRIVER_PREEMPHASIS_MASK; | |
5854 | tx_driver |= lp_up2; | |
cd2be89b | 5855 | CL22_WR_OVER_CL45(bp, phy, |
cd88ccee YR |
5856 | bank, |
5857 | MDIO_TX0_TX_DRIVER, tx_driver); | |
c2c8b03e | 5858 | } |
ea4e040a YR |
5859 | } |
5860 | } | |
5861 | ||
fcf5b650 YR |
5862 | static int bnx2x_emac_program(struct link_params *params, |
5863 | struct link_vars *vars) | |
ea4e040a YR |
5864 | { |
5865 | struct bnx2x *bp = params->bp; | |
5866 | u8 port = params->port; | |
5867 | u16 mode = 0; | |
5868 | ||
5869 | DP(NETIF_MSG_LINK, "setting link speed & duplex\n"); | |
5870 | bnx2x_bits_dis(bp, GRCBASE_EMAC0 + port*0x400 + | |
cd88ccee YR |
5871 | EMAC_REG_EMAC_MODE, |
5872 | (EMAC_MODE_25G_MODE | | |
5873 | EMAC_MODE_PORT_MII_10M | | |
5874 | EMAC_MODE_HALF_DUPLEX)); | |
b7737c9b | 5875 | switch (vars->line_speed) { |
ea4e040a YR |
5876 | case SPEED_10: |
5877 | mode |= EMAC_MODE_PORT_MII_10M; | |
5878 | break; | |
5879 | ||
5880 | case SPEED_100: | |
5881 | mode |= EMAC_MODE_PORT_MII; | |
5882 | break; | |
5883 | ||
5884 | case SPEED_1000: | |
5885 | mode |= EMAC_MODE_PORT_GMII; | |
5886 | break; | |
5887 | ||
5888 | case SPEED_2500: | |
5889 | mode |= (EMAC_MODE_25G_MODE | EMAC_MODE_PORT_GMII); | |
5890 | break; | |
5891 | ||
5892 | default: | |
5893 | /* 10G not valid for EMAC */ | |
b7737c9b YR |
5894 | DP(NETIF_MSG_LINK, "Invalid line_speed 0x%x\n", |
5895 | vars->line_speed); | |
ea4e040a YR |
5896 | return -EINVAL; |
5897 | } | |
5898 | ||
b7737c9b | 5899 | if (vars->duplex == DUPLEX_HALF) |
ea4e040a YR |
5900 | mode |= EMAC_MODE_HALF_DUPLEX; |
5901 | bnx2x_bits_en(bp, | |
cd88ccee YR |
5902 | GRCBASE_EMAC0 + port*0x400 + EMAC_REG_EMAC_MODE, |
5903 | mode); | |
ea4e040a | 5904 | |
7f02c4ad | 5905 | bnx2x_set_led(params, vars, LED_MODE_OPER, vars->line_speed); |
ea4e040a YR |
5906 | return 0; |
5907 | } | |
5908 | ||
de6eae1f YR |
5909 | static void bnx2x_set_preemphasis(struct bnx2x_phy *phy, |
5910 | struct link_params *params) | |
b7737c9b | 5911 | { |
de6eae1f YR |
5912 | |
5913 | u16 bank, i = 0; | |
5914 | struct bnx2x *bp = params->bp; | |
5915 | ||
5916 | for (bank = MDIO_REG_BANK_RX0, i = 0; bank <= MDIO_REG_BANK_RX3; | |
5917 | bank += (MDIO_REG_BANK_RX1-MDIO_REG_BANK_RX0), i++) { | |
cd2be89b | 5918 | CL22_WR_OVER_CL45(bp, phy, |
de6eae1f YR |
5919 | bank, |
5920 | MDIO_RX0_RX_EQ_BOOST, | |
5921 | phy->rx_preemphasis[i]); | |
5922 | } | |
5923 | ||
5924 | for (bank = MDIO_REG_BANK_TX0, i = 0; bank <= MDIO_REG_BANK_TX3; | |
5925 | bank += (MDIO_REG_BANK_TX1 - MDIO_REG_BANK_TX0), i++) { | |
cd2be89b | 5926 | CL22_WR_OVER_CL45(bp, phy, |
de6eae1f YR |
5927 | bank, |
5928 | MDIO_TX0_TX_DRIVER, | |
5929 | phy->tx_preemphasis[i]); | |
5930 | } | |
5931 | } | |
5932 | ||
ec146a6f YR |
5933 | static void bnx2x_xgxs_config_init(struct bnx2x_phy *phy, |
5934 | struct link_params *params, | |
5935 | struct link_vars *vars) | |
de6eae1f YR |
5936 | { |
5937 | struct bnx2x *bp = params->bp; | |
5938 | u8 enable_cl73 = (SINGLE_MEDIA_DIRECT(params) || | |
5939 | (params->loopback_mode == LOOPBACK_XGXS)); | |
5940 | if (!(vars->phy_flags & PHY_SGMII_FLAG)) { | |
5941 | if (SINGLE_MEDIA_DIRECT(params) && | |
5942 | (params->feature_config_flags & | |
5943 | FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED)) | |
5944 | bnx2x_set_preemphasis(phy, params); | |
5945 | ||
d231023e | 5946 | /* Forced speed requested? */ |
de6eae1f YR |
5947 | if (vars->line_speed != SPEED_AUTO_NEG || |
5948 | (SINGLE_MEDIA_DIRECT(params) && | |
cd88ccee | 5949 | params->loopback_mode == LOOPBACK_EXT)) { |
de6eae1f YR |
5950 | DP(NETIF_MSG_LINK, "not SGMII, no AN\n"); |
5951 | ||
d231023e | 5952 | /* Disable autoneg */ |
de6eae1f YR |
5953 | bnx2x_set_autoneg(phy, params, vars, 0); |
5954 | ||
d231023e | 5955 | /* Program speed and duplex */ |
de6eae1f YR |
5956 | bnx2x_program_serdes(phy, params, vars); |
5957 | ||
5958 | } else { /* AN_mode */ | |
5959 | DP(NETIF_MSG_LINK, "not SGMII, AN\n"); | |
5960 | ||
5961 | /* AN enabled */ | |
9045f6b4 | 5962 | bnx2x_set_brcm_cl37_advertisement(phy, params); |
de6eae1f | 5963 | |
d231023e | 5964 | /* Program duplex & pause advertisement (for aneg) */ |
9045f6b4 YR |
5965 | bnx2x_set_ieee_aneg_advertisement(phy, params, |
5966 | vars->ieee_fc); | |
de6eae1f | 5967 | |
d231023e | 5968 | /* Enable autoneg */ |
de6eae1f YR |
5969 | bnx2x_set_autoneg(phy, params, vars, enable_cl73); |
5970 | ||
d231023e | 5971 | /* Enable and restart AN */ |
de6eae1f YR |
5972 | bnx2x_restart_autoneg(phy, params, enable_cl73); |
5973 | } | |
5974 | ||
5975 | } else { /* SGMII mode */ | |
5976 | DP(NETIF_MSG_LINK, "SGMII\n"); | |
5977 | ||
5978 | bnx2x_initialize_sgmii_process(phy, params, vars); | |
5979 | } | |
5980 | } | |
5981 | ||
ec146a6f YR |
5982 | static int bnx2x_prepare_xgxs(struct bnx2x_phy *phy, |
5983 | struct link_params *params, | |
5984 | struct link_vars *vars) | |
b7737c9b | 5985 | { |
fcf5b650 | 5986 | int rc; |
ec146a6f | 5987 | vars->phy_flags |= PHY_XGXS_FLAG; |
b7737c9b YR |
5988 | if ((phy->req_line_speed && |
5989 | ((phy->req_line_speed == SPEED_100) || | |
5990 | (phy->req_line_speed == SPEED_10))) || | |
5991 | (!phy->req_line_speed && | |
5992 | (phy->speed_cap_mask >= | |
5993 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL) && | |
5994 | (phy->speed_cap_mask < | |
ec146a6f YR |
5995 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) || |
5996 | (phy->type == PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT_SD)) | |
b7737c9b YR |
5997 | vars->phy_flags |= PHY_SGMII_FLAG; |
5998 | else | |
5999 | vars->phy_flags &= ~PHY_SGMII_FLAG; | |
6000 | ||
6001 | bnx2x_calc_ieee_aneg_adv(phy, params, &vars->ieee_fc); | |
ec146a6f YR |
6002 | bnx2x_set_aer_mmd(params, phy); |
6003 | if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) | |
6004 | bnx2x_set_master_ln(params, phy); | |
b7737c9b YR |
6005 | |
6006 | rc = bnx2x_reset_unicore(params, phy, 0); | |
d231023e YM |
6007 | /* Reset the SerDes and wait for reset bit return low */ |
6008 | if (rc) | |
b7737c9b YR |
6009 | return rc; |
6010 | ||
ec146a6f | 6011 | bnx2x_set_aer_mmd(params, phy); |
d231023e | 6012 | /* Setting the masterLn_def again after the reset */ |
ec146a6f YR |
6013 | if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) { |
6014 | bnx2x_set_master_ln(params, phy); | |
6015 | bnx2x_set_swap_lanes(params, phy); | |
6016 | } | |
b7737c9b YR |
6017 | |
6018 | return rc; | |
6019 | } | |
c18aa15d | 6020 | |
de6eae1f | 6021 | static u16 bnx2x_wait_reset_complete(struct bnx2x *bp, |
6d870c39 YR |
6022 | struct bnx2x_phy *phy, |
6023 | struct link_params *params) | |
ea4e040a | 6024 | { |
de6eae1f | 6025 | u16 cnt, ctrl; |
25985edc | 6026 | /* Wait for soft reset to get cleared up to 1 sec */ |
de6eae1f | 6027 | for (cnt = 0; cnt < 1000; cnt++) { |
52c4d6c4 | 6028 | if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM54618SE) |
6583e33b YR |
6029 | bnx2x_cl22_read(bp, phy, |
6030 | MDIO_PMA_REG_CTRL, &ctrl); | |
6031 | else | |
6032 | bnx2x_cl45_read(bp, phy, | |
6033 | MDIO_PMA_DEVAD, | |
6034 | MDIO_PMA_REG_CTRL, &ctrl); | |
de6eae1f YR |
6035 | if (!(ctrl & (1<<15))) |
6036 | break; | |
d231023e | 6037 | usleep_range(1000, 2000); |
de6eae1f | 6038 | } |
6d870c39 YR |
6039 | |
6040 | if (cnt == 1000) | |
6041 | netdev_err(bp->dev, "Warning: PHY was not initialized," | |
6042 | " Port %d\n", | |
6043 | params->port); | |
de6eae1f YR |
6044 | DP(NETIF_MSG_LINK, "control reg 0x%x (after %d ms)\n", ctrl, cnt); |
6045 | return cnt; | |
ea4e040a YR |
6046 | } |
6047 | ||
de6eae1f | 6048 | static void bnx2x_link_int_enable(struct link_params *params) |
a35da8db | 6049 | { |
de6eae1f YR |
6050 | u8 port = params->port; |
6051 | u32 mask; | |
6052 | struct bnx2x *bp = params->bp; | |
c18aa15d | 6053 | |
2cf7acf9 | 6054 | /* Setting the status to report on link up for either XGXS or SerDes */ |
3c9ada22 YR |
6055 | if (CHIP_IS_E3(bp)) { |
6056 | mask = NIG_MASK_XGXS0_LINK_STATUS; | |
6057 | if (!(SINGLE_MEDIA_DIRECT(params))) | |
6058 | mask |= NIG_MASK_MI_INT; | |
6059 | } else if (params->switch_cfg == SWITCH_CFG_10G) { | |
de6eae1f YR |
6060 | mask = (NIG_MASK_XGXS0_LINK10G | |
6061 | NIG_MASK_XGXS0_LINK_STATUS); | |
6062 | DP(NETIF_MSG_LINK, "enabled XGXS interrupt\n"); | |
6063 | if (!(SINGLE_MEDIA_DIRECT(params)) && | |
6064 | params->phy[INT_PHY].type != | |
6065 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE) { | |
6066 | mask |= NIG_MASK_MI_INT; | |
6067 | DP(NETIF_MSG_LINK, "enabled external phy int\n"); | |
6068 | } | |
6069 | ||
6070 | } else { /* SerDes */ | |
6071 | mask = NIG_MASK_SERDES0_LINK_STATUS; | |
6072 | DP(NETIF_MSG_LINK, "enabled SerDes interrupt\n"); | |
6073 | if (!(SINGLE_MEDIA_DIRECT(params)) && | |
6074 | params->phy[INT_PHY].type != | |
6075 | PORT_HW_CFG_SERDES_EXT_PHY_TYPE_NOT_CONN) { | |
6076 | mask |= NIG_MASK_MI_INT; | |
6077 | DP(NETIF_MSG_LINK, "enabled external phy int\n"); | |
6078 | } | |
6079 | } | |
6080 | bnx2x_bits_en(bp, | |
6081 | NIG_REG_MASK_INTERRUPT_PORT0 + port*4, | |
6082 | mask); | |
6083 | ||
6084 | DP(NETIF_MSG_LINK, "port %x, is_xgxs %x, int_status 0x%x\n", port, | |
6085 | (params->switch_cfg == SWITCH_CFG_10G), | |
6086 | REG_RD(bp, NIG_REG_STATUS_INTERRUPT_PORT0 + port*4)); | |
6087 | DP(NETIF_MSG_LINK, " int_mask 0x%x, MI_INT %x, SERDES_LINK %x\n", | |
6088 | REG_RD(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4), | |
6089 | REG_RD(bp, NIG_REG_EMAC0_STATUS_MISC_MI_INT + port*0x18), | |
6090 | REG_RD(bp, NIG_REG_SERDES0_STATUS_LINK_STATUS+port*0x3c)); | |
6091 | DP(NETIF_MSG_LINK, " 10G %x, XGXS_LINK %x\n", | |
6092 | REG_RD(bp, NIG_REG_XGXS0_STATUS_LINK10G + port*0x68), | |
6093 | REG_RD(bp, NIG_REG_XGXS0_STATUS_LINK_STATUS + port*0x68)); | |
a35da8db EG |
6094 | } |
6095 | ||
a22f0788 YR |
6096 | static void bnx2x_rearm_latch_signal(struct bnx2x *bp, u8 port, |
6097 | u8 exp_mi_int) | |
a35da8db | 6098 | { |
a22f0788 YR |
6099 | u32 latch_status = 0; |
6100 | ||
8f73f0b9 | 6101 | /* Disable the MI INT ( external phy int ) by writing 1 to the |
a22f0788 YR |
6102 | * status register. Link down indication is high-active-signal, |
6103 | * so in this case we need to write the status to clear the XOR | |
de6eae1f YR |
6104 | */ |
6105 | /* Read Latched signals */ | |
6106 | latch_status = REG_RD(bp, | |
a22f0788 YR |
6107 | NIG_REG_LATCH_STATUS_0 + port*8); |
6108 | DP(NETIF_MSG_LINK, "latch_status = 0x%x\n", latch_status); | |
de6eae1f | 6109 | /* Handle only those with latched-signal=up.*/ |
a22f0788 YR |
6110 | if (exp_mi_int) |
6111 | bnx2x_bits_en(bp, | |
6112 | NIG_REG_STATUS_INTERRUPT_PORT0 | |
6113 | + port*4, | |
6114 | NIG_STATUS_EMAC0_MI_INT); | |
6115 | else | |
6116 | bnx2x_bits_dis(bp, | |
6117 | NIG_REG_STATUS_INTERRUPT_PORT0 | |
6118 | + port*4, | |
6119 | NIG_STATUS_EMAC0_MI_INT); | |
6120 | ||
de6eae1f | 6121 | if (latch_status & 1) { |
a22f0788 | 6122 | |
de6eae1f YR |
6123 | /* For all latched-signal=up : Re-Arm Latch signals */ |
6124 | REG_WR(bp, NIG_REG_LATCH_STATUS_0 + port*8, | |
cd88ccee | 6125 | (latch_status & 0xfffe) | (latch_status & 1)); |
de6eae1f | 6126 | } |
a22f0788 | 6127 | /* For all latched-signal=up,Write original_signal to status */ |
a35da8db EG |
6128 | } |
6129 | ||
de6eae1f | 6130 | static void bnx2x_link_int_ack(struct link_params *params, |
3c9ada22 | 6131 | struct link_vars *vars, u8 is_10g_plus) |
b1607af5 | 6132 | { |
e10bc84d | 6133 | struct bnx2x *bp = params->bp; |
de6eae1f | 6134 | u8 port = params->port; |
3c9ada22 | 6135 | u32 mask; |
8f73f0b9 | 6136 | /* First reset all status we assume only one line will be |
2cf7acf9 YR |
6137 | * change at a time |
6138 | */ | |
de6eae1f | 6139 | bnx2x_bits_dis(bp, NIG_REG_STATUS_INTERRUPT_PORT0 + port*4, |
cd88ccee YR |
6140 | (NIG_STATUS_XGXS0_LINK10G | |
6141 | NIG_STATUS_XGXS0_LINK_STATUS | | |
6142 | NIG_STATUS_SERDES0_LINK_STATUS)); | |
de6eae1f | 6143 | if (vars->phy_link_up) { |
3c9ada22 YR |
6144 | if (USES_WARPCORE(bp)) |
6145 | mask = NIG_STATUS_XGXS0_LINK_STATUS; | |
6146 | else { | |
6147 | if (is_10g_plus) | |
6148 | mask = NIG_STATUS_XGXS0_LINK10G; | |
6149 | else if (params->switch_cfg == SWITCH_CFG_10G) { | |
8f73f0b9 | 6150 | /* Disable the link interrupt by writing 1 to |
3c9ada22 YR |
6151 | * the relevant lane in the status register |
6152 | */ | |
6153 | u32 ser_lane = | |
6154 | ((params->lane_config & | |
de6eae1f YR |
6155 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >> |
6156 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT); | |
3c9ada22 YR |
6157 | mask = ((1 << ser_lane) << |
6158 | NIG_STATUS_XGXS0_LINK_STATUS_SIZE); | |
6159 | } else | |
6160 | mask = NIG_STATUS_SERDES0_LINK_STATUS; | |
de6eae1f | 6161 | } |
3c9ada22 YR |
6162 | DP(NETIF_MSG_LINK, "Ack link up interrupt with mask 0x%x\n", |
6163 | mask); | |
6164 | bnx2x_bits_en(bp, | |
6165 | NIG_REG_STATUS_INTERRUPT_PORT0 + port*4, | |
6166 | mask); | |
ea4e040a | 6167 | } |
ea4e040a | 6168 | } |
ea4e040a | 6169 | |
fcf5b650 | 6170 | static int bnx2x_format_ver(u32 num, u8 *str, u16 *len) |
de6eae1f YR |
6171 | { |
6172 | u8 *str_ptr = str; | |
6173 | u32 mask = 0xf0000000; | |
6174 | u8 shift = 8*4; | |
6175 | u8 digit; | |
a22f0788 | 6176 | u8 remove_leading_zeros = 1; |
de6eae1f YR |
6177 | if (*len < 10) { |
6178 | /* Need more than 10chars for this format */ | |
6179 | *str_ptr = '\0'; | |
a22f0788 | 6180 | (*len)--; |
de6eae1f | 6181 | return -EINVAL; |
ea4e040a | 6182 | } |
de6eae1f | 6183 | while (shift > 0) { |
ea4e040a | 6184 | |
de6eae1f YR |
6185 | shift -= 4; |
6186 | digit = ((num & mask) >> shift); | |
a22f0788 YR |
6187 | if (digit == 0 && remove_leading_zeros) { |
6188 | mask = mask >> 4; | |
6189 | continue; | |
6190 | } else if (digit < 0xa) | |
de6eae1f YR |
6191 | *str_ptr = digit + '0'; |
6192 | else | |
6193 | *str_ptr = digit - 0xa + 'a'; | |
a22f0788 | 6194 | remove_leading_zeros = 0; |
de6eae1f | 6195 | str_ptr++; |
a22f0788 | 6196 | (*len)--; |
de6eae1f YR |
6197 | mask = mask >> 4; |
6198 | if (shift == 4*4) { | |
a22f0788 | 6199 | *str_ptr = '.'; |
de6eae1f | 6200 | str_ptr++; |
a22f0788 YR |
6201 | (*len)--; |
6202 | remove_leading_zeros = 1; | |
ea4e040a | 6203 | } |
ea4e040a | 6204 | } |
de6eae1f | 6205 | return 0; |
ea4e040a YR |
6206 | } |
6207 | ||
a22f0788 | 6208 | |
fcf5b650 | 6209 | static int bnx2x_null_format_ver(u32 spirom_ver, u8 *str, u16 *len) |
ea4e040a | 6210 | { |
de6eae1f YR |
6211 | str[0] = '\0'; |
6212 | (*len)--; | |
6213 | return 0; | |
6214 | } | |
ea4e040a | 6215 | |
a1e785e0 MY |
6216 | int bnx2x_get_ext_phy_fw_version(struct link_params *params, u8 *version, |
6217 | u16 len) | |
de6eae1f YR |
6218 | { |
6219 | struct bnx2x *bp; | |
6220 | u32 spirom_ver = 0; | |
fcf5b650 | 6221 | int status = 0; |
de6eae1f | 6222 | u8 *ver_p = version; |
a22f0788 | 6223 | u16 remain_len = len; |
de6eae1f YR |
6224 | if (version == NULL || params == NULL) |
6225 | return -EINVAL; | |
6226 | bp = params->bp; | |
ea4e040a | 6227 | |
de6eae1f YR |
6228 | /* Extract first external phy*/ |
6229 | version[0] = '\0'; | |
6230 | spirom_ver = REG_RD(bp, params->phy[EXT_PHY1].ver_addr); | |
ea4e040a | 6231 | |
a22f0788 | 6232 | if (params->phy[EXT_PHY1].format_fw_ver) { |
de6eae1f YR |
6233 | status |= params->phy[EXT_PHY1].format_fw_ver(spirom_ver, |
6234 | ver_p, | |
a22f0788 YR |
6235 | &remain_len); |
6236 | ver_p += (len - remain_len); | |
6237 | } | |
6238 | if ((params->num_phys == MAX_PHYS) && | |
6239 | (params->phy[EXT_PHY2].ver_addr != 0)) { | |
cd88ccee | 6240 | spirom_ver = REG_RD(bp, params->phy[EXT_PHY2].ver_addr); |
a22f0788 YR |
6241 | if (params->phy[EXT_PHY2].format_fw_ver) { |
6242 | *ver_p = '/'; | |
6243 | ver_p++; | |
6244 | remain_len--; | |
6245 | status |= params->phy[EXT_PHY2].format_fw_ver( | |
6246 | spirom_ver, | |
6247 | ver_p, | |
6248 | &remain_len); | |
6249 | ver_p = version + (len - remain_len); | |
6250 | } | |
6251 | } | |
6252 | *ver_p = '\0'; | |
de6eae1f | 6253 | return status; |
6bbca910 | 6254 | } |
ea4e040a | 6255 | |
de6eae1f YR |
6256 | static void bnx2x_set_xgxs_loopback(struct bnx2x_phy *phy, |
6257 | struct link_params *params) | |
589abe3a | 6258 | { |
de6eae1f | 6259 | u8 port = params->port; |
589abe3a | 6260 | struct bnx2x *bp = params->bp; |
589abe3a | 6261 | |
de6eae1f | 6262 | if (phy->req_line_speed != SPEED_1000) { |
3c9ada22 | 6263 | u32 md_devad = 0; |
589abe3a | 6264 | |
de6eae1f | 6265 | DP(NETIF_MSG_LINK, "XGXS 10G loopback enable\n"); |
589abe3a | 6266 | |
3c9ada22 | 6267 | if (!CHIP_IS_E3(bp)) { |
d231023e | 6268 | /* Change the uni_phy_addr in the nig */ |
3c9ada22 YR |
6269 | md_devad = REG_RD(bp, (NIG_REG_XGXS0_CTRL_MD_DEVAD + |
6270 | port*0x18)); | |
cc1cb004 | 6271 | |
3c9ada22 YR |
6272 | REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_DEVAD + port*0x18, |
6273 | 0x5); | |
6274 | } | |
589abe3a | 6275 | |
de6eae1f | 6276 | bnx2x_cl45_write(bp, phy, |
cd88ccee YR |
6277 | 5, |
6278 | (MDIO_REG_BANK_AER_BLOCK + | |
6279 | (MDIO_AER_BLOCK_AER_REG & 0xf)), | |
6280 | 0x2800); | |
589abe3a | 6281 | |
de6eae1f | 6282 | bnx2x_cl45_write(bp, phy, |
cd88ccee YR |
6283 | 5, |
6284 | (MDIO_REG_BANK_CL73_IEEEB0 + | |
6285 | (MDIO_CL73_IEEEB0_CL73_AN_CONTROL & 0xf)), | |
6286 | 0x6041); | |
de6eae1f | 6287 | msleep(200); |
d231023e | 6288 | /* Set aer mmd back */ |
ec146a6f | 6289 | bnx2x_set_aer_mmd(params, phy); |
589abe3a | 6290 | |
3c9ada22 | 6291 | if (!CHIP_IS_E3(bp)) { |
d231023e | 6292 | /* And md_devad */ |
3c9ada22 YR |
6293 | REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_DEVAD + port*0x18, |
6294 | md_devad); | |
6295 | } | |
de6eae1f YR |
6296 | } else { |
6297 | u16 mii_ctrl; | |
6298 | DP(NETIF_MSG_LINK, "XGXS 1G loopback enable\n"); | |
6299 | bnx2x_cl45_read(bp, phy, 5, | |
6300 | (MDIO_REG_BANK_COMBO_IEEE0 + | |
6301 | (MDIO_COMBO_IEEE0_MII_CONTROL & 0xf)), | |
6302 | &mii_ctrl); | |
6303 | bnx2x_cl45_write(bp, phy, 5, | |
6304 | (MDIO_REG_BANK_COMBO_IEEE0 + | |
6305 | (MDIO_COMBO_IEEE0_MII_CONTROL & 0xf)), | |
6306 | mii_ctrl | | |
6307 | MDIO_COMBO_IEEO_MII_CONTROL_LOOPBACK); | |
6308 | } | |
589abe3a EG |
6309 | } |
6310 | ||
fcf5b650 YR |
6311 | int bnx2x_set_led(struct link_params *params, |
6312 | struct link_vars *vars, u8 mode, u32 speed) | |
4d295db0 | 6313 | { |
de6eae1f YR |
6314 | u8 port = params->port; |
6315 | u16 hw_led_mode = params->hw_led_mode; | |
fcf5b650 YR |
6316 | int rc = 0; |
6317 | u8 phy_idx; | |
de6eae1f YR |
6318 | u32 tmp; |
6319 | u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; | |
589abe3a | 6320 | struct bnx2x *bp = params->bp; |
de6eae1f YR |
6321 | DP(NETIF_MSG_LINK, "bnx2x_set_led: port %x, mode %d\n", port, mode); |
6322 | DP(NETIF_MSG_LINK, "speed 0x%x, hw_led_mode 0x%x\n", | |
6323 | speed, hw_led_mode); | |
7f02c4ad YR |
6324 | /* In case */ |
6325 | for (phy_idx = EXT_PHY1; phy_idx < MAX_PHYS; phy_idx++) { | |
6326 | if (params->phy[phy_idx].set_link_led) { | |
6327 | params->phy[phy_idx].set_link_led( | |
6328 | ¶ms->phy[phy_idx], params, mode); | |
6329 | } | |
6330 | } | |
6331 | ||
de6eae1f | 6332 | switch (mode) { |
7f02c4ad | 6333 | case LED_MODE_FRONT_PANEL_OFF: |
de6eae1f YR |
6334 | case LED_MODE_OFF: |
6335 | REG_WR(bp, NIG_REG_LED_10G_P0 + port*4, 0); | |
6336 | REG_WR(bp, NIG_REG_LED_MODE_P0 + port*4, | |
cd88ccee | 6337 | SHARED_HW_CFG_LED_MAC1); |
589abe3a | 6338 | |
de6eae1f | 6339 | tmp = EMAC_RD(bp, EMAC_REG_EMAC_LED); |
001cea77 | 6340 | if (params->phy[EXT_PHY1].type == |
9379c9be YR |
6341 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM54618SE) |
6342 | tmp &= ~(EMAC_LED_1000MB_OVERRIDE | | |
6343 | EMAC_LED_100MB_OVERRIDE | | |
6344 | EMAC_LED_10MB_OVERRIDE); | |
6345 | else | |
6346 | tmp |= EMAC_LED_OVERRIDE; | |
6347 | ||
6348 | EMAC_WR(bp, EMAC_REG_EMAC_LED, tmp); | |
de6eae1f | 6349 | break; |
589abe3a | 6350 | |
de6eae1f | 6351 | case LED_MODE_OPER: |
8f73f0b9 | 6352 | /* For all other phys, OPER mode is same as ON, so in case |
7f02c4ad | 6353 | * link is down, do nothing |
2cf7acf9 | 6354 | */ |
7f02c4ad YR |
6355 | if (!vars->link_up) |
6356 | break; | |
6357 | case LED_MODE_ON: | |
e4d78f12 YR |
6358 | if (((params->phy[EXT_PHY1].type == |
6359 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727) || | |
6360 | (params->phy[EXT_PHY1].type == | |
6361 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8722)) && | |
1f48353a | 6362 | CHIP_IS_E2(bp) && params->num_phys == 2) { |
8f73f0b9 | 6363 | /* This is a work-around for E2+8727 Configurations */ |
1f48353a YR |
6364 | if (mode == LED_MODE_ON || |
6365 | speed == SPEED_10000){ | |
6366 | REG_WR(bp, NIG_REG_LED_MODE_P0 + port*4, 0); | |
6367 | REG_WR(bp, NIG_REG_LED_10G_P0 + port*4, 1); | |
6368 | ||
6369 | tmp = EMAC_RD(bp, EMAC_REG_EMAC_LED); | |
6370 | EMAC_WR(bp, EMAC_REG_EMAC_LED, | |
6371 | (tmp | EMAC_LED_OVERRIDE)); | |
8f73f0b9 | 6372 | /* Return here without enabling traffic |
ab505dec | 6373 | * LED blink and setting rate in ON mode. |
793bd450 YR |
6374 | * In oper mode, enabling LED blink |
6375 | * and setting rate is needed. | |
6376 | */ | |
6377 | if (mode == LED_MODE_ON) | |
6378 | return rc; | |
1f48353a | 6379 | } |
793bd450 | 6380 | } else if (SINGLE_MEDIA_DIRECT(params)) { |
8f73f0b9 | 6381 | /* This is a work-around for HW issue found when link |
2cf7acf9 YR |
6382 | * is up in CL73 |
6383 | */ | |
ab505dec YR |
6384 | if ((!CHIP_IS_E3(bp)) || |
6385 | (CHIP_IS_E3(bp) && | |
6386 | mode == LED_MODE_ON)) | |
6387 | REG_WR(bp, NIG_REG_LED_10G_P0 + port*4, 1); | |
6388 | ||
793bd450 YR |
6389 | if (CHIP_IS_E1x(bp) || |
6390 | CHIP_IS_E2(bp) || | |
6391 | (mode == LED_MODE_ON)) | |
6392 | REG_WR(bp, NIG_REG_LED_MODE_P0 + port*4, 0); | |
6393 | else | |
6394 | REG_WR(bp, NIG_REG_LED_MODE_P0 + port*4, | |
6395 | hw_led_mode); | |
001cea77 YR |
6396 | } else if ((params->phy[EXT_PHY1].type == |
6397 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM54618SE) && | |
9379c9be | 6398 | (mode == LED_MODE_ON)) { |
001cea77 YR |
6399 | REG_WR(bp, NIG_REG_LED_MODE_P0 + port*4, 0); |
6400 | tmp = EMAC_RD(bp, EMAC_REG_EMAC_LED); | |
9379c9be YR |
6401 | EMAC_WR(bp, EMAC_REG_EMAC_LED, tmp | |
6402 | EMAC_LED_OVERRIDE | EMAC_LED_1000MB_OVERRIDE); | |
6403 | /* Break here; otherwise, it'll disable the | |
6404 | * intended override. | |
6405 | */ | |
6406 | break; | |
7dc950ca YR |
6407 | } else { |
6408 | u32 nig_led_mode = ((params->hw_led_mode << | |
6409 | SHARED_HW_CFG_LED_MODE_SHIFT) == | |
6410 | SHARED_HW_CFG_LED_EXTPHY2) ? | |
6411 | (SHARED_HW_CFG_LED_PHY1 >> | |
6412 | SHARED_HW_CFG_LED_MODE_SHIFT) : hw_led_mode; | |
001cea77 | 6413 | REG_WR(bp, NIG_REG_LED_MODE_P0 + port*4, |
7dc950ca YR |
6414 | nig_led_mode); |
6415 | } | |
589abe3a | 6416 | |
cd88ccee | 6417 | REG_WR(bp, NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0 + port*4, 0); |
de6eae1f | 6418 | /* Set blinking rate to ~15.9Hz */ |
26ffaf36 YR |
6419 | if (CHIP_IS_E3(bp)) |
6420 | REG_WR(bp, NIG_REG_LED_CONTROL_BLINK_RATE_P0 + port*4, | |
6421 | LED_BLINK_RATE_VAL_E3); | |
6422 | else | |
6423 | REG_WR(bp, NIG_REG_LED_CONTROL_BLINK_RATE_P0 + port*4, | |
6424 | LED_BLINK_RATE_VAL_E1X_E2); | |
de6eae1f | 6425 | REG_WR(bp, NIG_REG_LED_CONTROL_BLINK_RATE_ENA_P0 + |
cd88ccee | 6426 | port*4, 1); |
9379c9be YR |
6427 | tmp = EMAC_RD(bp, EMAC_REG_EMAC_LED); |
6428 | EMAC_WR(bp, EMAC_REG_EMAC_LED, | |
6429 | (tmp & (~EMAC_LED_OVERRIDE))); | |
589abe3a | 6430 | |
de6eae1f YR |
6431 | if (CHIP_IS_E1(bp) && |
6432 | ((speed == SPEED_2500) || | |
6433 | (speed == SPEED_1000) || | |
6434 | (speed == SPEED_100) || | |
6435 | (speed == SPEED_10))) { | |
8f73f0b9 | 6436 | /* For speeds less than 10G LED scheme is different */ |
de6eae1f | 6437 | REG_WR(bp, NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0 |
cd88ccee | 6438 | + port*4, 1); |
de6eae1f | 6439 | REG_WR(bp, NIG_REG_LED_CONTROL_TRAFFIC_P0 + |
cd88ccee | 6440 | port*4, 0); |
de6eae1f | 6441 | REG_WR(bp, NIG_REG_LED_CONTROL_BLINK_TRAFFIC_P0 + |
cd88ccee | 6442 | port*4, 1); |
de6eae1f YR |
6443 | } |
6444 | break; | |
589abe3a | 6445 | |
de6eae1f YR |
6446 | default: |
6447 | rc = -EINVAL; | |
6448 | DP(NETIF_MSG_LINK, "bnx2x_set_led: Invalid led mode %d\n", | |
6449 | mode); | |
6450 | break; | |
589abe3a | 6451 | } |
de6eae1f | 6452 | return rc; |
589abe3a | 6453 | |
4d295db0 EG |
6454 | } |
6455 | ||
8f73f0b9 | 6456 | /* This function comes to reflect the actual link state read DIRECTLY from the |
a22f0788 YR |
6457 | * HW |
6458 | */ | |
fcf5b650 YR |
6459 | int bnx2x_test_link(struct link_params *params, struct link_vars *vars, |
6460 | u8 is_serdes) | |
4d295db0 EG |
6461 | { |
6462 | struct bnx2x *bp = params->bp; | |
de6eae1f | 6463 | u16 gp_status = 0, phy_index = 0; |
a22f0788 YR |
6464 | u8 ext_phy_link_up = 0, serdes_phy_type; |
6465 | struct link_vars temp_vars; | |
3c9ada22 YR |
6466 | struct bnx2x_phy *int_phy = ¶ms->phy[INT_PHY]; |
6467 | ||
6468 | if (CHIP_IS_E3(bp)) { | |
6469 | u16 link_up; | |
6470 | if (params->req_line_speed[LINK_CONFIG_IDX(INT_PHY)] | |
6471 | > SPEED_10000) { | |
6472 | /* Check 20G link */ | |
6473 | bnx2x_cl45_read(bp, int_phy, MDIO_WC_DEVAD, | |
6474 | 1, &link_up); | |
6475 | bnx2x_cl45_read(bp, int_phy, MDIO_WC_DEVAD, | |
6476 | 1, &link_up); | |
6477 | link_up &= (1<<2); | |
6478 | } else { | |
6479 | /* Check 10G link and below*/ | |
6480 | u8 lane = bnx2x_get_warpcore_lane(int_phy, params); | |
6481 | bnx2x_cl45_read(bp, int_phy, MDIO_WC_DEVAD, | |
6482 | MDIO_WC_REG_GP2_STATUS_GP_2_1, | |
6483 | &gp_status); | |
6484 | gp_status = ((gp_status >> 8) & 0xf) | | |
6485 | ((gp_status >> 12) & 0xf); | |
6486 | link_up = gp_status & (1 << lane); | |
6487 | } | |
6488 | if (!link_up) | |
6489 | return -ESRCH; | |
6490 | } else { | |
6491 | CL22_RD_OVER_CL45(bp, int_phy, | |
cd88ccee YR |
6492 | MDIO_REG_BANK_GP_STATUS, |
6493 | MDIO_GP_STATUS_TOP_AN_STATUS1, | |
6494 | &gp_status); | |
d231023e | 6495 | /* Link is up only if both local phy and external phy are up */ |
a22f0788 YR |
6496 | if (!(gp_status & MDIO_GP_STATUS_TOP_AN_STATUS1_LINK_STATUS)) |
6497 | return -ESRCH; | |
3c9ada22 YR |
6498 | } |
6499 | /* In XGXS loopback mode, do not check external PHY */ | |
6500 | if (params->loopback_mode == LOOPBACK_XGXS) | |
6501 | return 0; | |
a22f0788 YR |
6502 | |
6503 | switch (params->num_phys) { | |
6504 | case 1: | |
6505 | /* No external PHY */ | |
6506 | return 0; | |
6507 | case 2: | |
6508 | ext_phy_link_up = params->phy[EXT_PHY1].read_status( | |
6509 | ¶ms->phy[EXT_PHY1], | |
6510 | params, &temp_vars); | |
6511 | break; | |
6512 | case 3: /* Dual Media */ | |
de6eae1f YR |
6513 | for (phy_index = EXT_PHY1; phy_index < params->num_phys; |
6514 | phy_index++) { | |
a22f0788 | 6515 | serdes_phy_type = ((params->phy[phy_index].media_type == |
dbef807e YM |
6516 | ETH_PHY_SFPP_10G_FIBER) || |
6517 | (params->phy[phy_index].media_type == | |
6518 | ETH_PHY_SFP_1G_FIBER) || | |
a22f0788 | 6519 | (params->phy[phy_index].media_type == |
1ac9e428 YR |
6520 | ETH_PHY_XFP_FIBER) || |
6521 | (params->phy[phy_index].media_type == | |
6522 | ETH_PHY_DA_TWINAX)); | |
a22f0788 YR |
6523 | |
6524 | if (is_serdes != serdes_phy_type) | |
6525 | continue; | |
6526 | if (params->phy[phy_index].read_status) { | |
6527 | ext_phy_link_up |= | |
de6eae1f YR |
6528 | params->phy[phy_index].read_status( |
6529 | ¶ms->phy[phy_index], | |
6530 | params, &temp_vars); | |
a22f0788 | 6531 | } |
de6eae1f | 6532 | } |
a22f0788 | 6533 | break; |
4d295db0 | 6534 | } |
a22f0788 YR |
6535 | if (ext_phy_link_up) |
6536 | return 0; | |
de6eae1f YR |
6537 | return -ESRCH; |
6538 | } | |
4d295db0 | 6539 | |
fcf5b650 YR |
6540 | static int bnx2x_link_initialize(struct link_params *params, |
6541 | struct link_vars *vars) | |
de6eae1f | 6542 | { |
de6eae1f YR |
6543 | u8 phy_index, non_ext_phy; |
6544 | struct bnx2x *bp = params->bp; | |
8f73f0b9 | 6545 | /* In case of external phy existence, the line speed would be the |
2cf7acf9 YR |
6546 | * line speed linked up by the external phy. In case it is direct |
6547 | * only, then the line_speed during initialization will be | |
6548 | * equal to the req_line_speed | |
6549 | */ | |
de6eae1f | 6550 | vars->line_speed = params->phy[INT_PHY].req_line_speed; |
4d295db0 | 6551 | |
8f73f0b9 | 6552 | /* Initialize the internal phy in case this is a direct board |
de6eae1f YR |
6553 | * (no external phys), or this board has external phy which requires |
6554 | * to first. | |
6555 | */ | |
3c9ada22 YR |
6556 | if (!USES_WARPCORE(bp)) |
6557 | bnx2x_prepare_xgxs(¶ms->phy[INT_PHY], params, vars); | |
de6eae1f YR |
6558 | /* init ext phy and enable link state int */ |
6559 | non_ext_phy = (SINGLE_MEDIA_DIRECT(params) || | |
6560 | (params->loopback_mode == LOOPBACK_XGXS)); | |
4d295db0 | 6561 | |
de6eae1f YR |
6562 | if (non_ext_phy || |
6563 | (params->phy[EXT_PHY1].flags & FLAGS_INIT_XGXS_FIRST) || | |
6564 | (params->loopback_mode == LOOPBACK_EXT_PHY)) { | |
6565 | struct bnx2x_phy *phy = ¶ms->phy[INT_PHY]; | |
3c9ada22 YR |
6566 | if (vars->line_speed == SPEED_AUTO_NEG && |
6567 | (CHIP_IS_E1x(bp) || | |
937e5c3d | 6568 | CHIP_IS_E2(bp))) |
de6eae1f | 6569 | bnx2x_set_parallel_detection(phy, params); |
937e5c3d EG |
6570 | if (params->phy[INT_PHY].config_init) |
6571 | params->phy[INT_PHY].config_init(phy, params, vars); | |
4d295db0 EG |
6572 | } |
6573 | ||
0afbd74a YR |
6574 | /* Re-read this value in case it was changed inside config_init due to |
6575 | * limitations of optic module | |
6576 | */ | |
6577 | vars->line_speed = params->phy[INT_PHY].req_line_speed; | |
6578 | ||
de6eae1f | 6579 | /* Init external phy*/ |
fd36a2e6 YR |
6580 | if (non_ext_phy) { |
6581 | if (params->phy[INT_PHY].supported & | |
6582 | SUPPORTED_FIBRE) | |
6583 | vars->link_status |= LINK_STATUS_SERDES_LINK; | |
6584 | } else { | |
de6eae1f YR |
6585 | for (phy_index = EXT_PHY1; phy_index < params->num_phys; |
6586 | phy_index++) { | |
8f73f0b9 | 6587 | /* No need to initialize second phy in case of first |
a22f0788 YR |
6588 | * phy only selection. In case of second phy, we do |
6589 | * need to initialize the first phy, since they are | |
6590 | * connected. | |
2cf7acf9 | 6591 | */ |
fd36a2e6 YR |
6592 | if (params->phy[phy_index].supported & |
6593 | SUPPORTED_FIBRE) | |
6594 | vars->link_status |= LINK_STATUS_SERDES_LINK; | |
6595 | ||
a22f0788 YR |
6596 | if (phy_index == EXT_PHY2 && |
6597 | (bnx2x_phy_selection(params) == | |
6598 | PORT_HW_CFG_PHY_SELECTION_FIRST_PHY)) { | |
94f05b0f JP |
6599 | DP(NETIF_MSG_LINK, |
6600 | "Not initializing second phy\n"); | |
a22f0788 YR |
6601 | continue; |
6602 | } | |
de6eae1f YR |
6603 | params->phy[phy_index].config_init( |
6604 | ¶ms->phy[phy_index], | |
6605 | params, vars); | |
6606 | } | |
fd36a2e6 | 6607 | } |
de6eae1f YR |
6608 | /* Reset the interrupt indication after phy was initialized */ |
6609 | bnx2x_bits_dis(bp, NIG_REG_STATUS_INTERRUPT_PORT0 + | |
6610 | params->port*4, | |
6611 | (NIG_STATUS_XGXS0_LINK10G | | |
6612 | NIG_STATUS_XGXS0_LINK_STATUS | | |
6613 | NIG_STATUS_SERDES0_LINK_STATUS | | |
6614 | NIG_MASK_MI_INT)); | |
b2bda2f7 | 6615 | return 0; |
de6eae1f | 6616 | } |
4d295db0 | 6617 | |
de6eae1f YR |
6618 | static void bnx2x_int_link_reset(struct bnx2x_phy *phy, |
6619 | struct link_params *params) | |
6620 | { | |
d231023e | 6621 | /* Reset the SerDes/XGXS */ |
cd88ccee YR |
6622 | REG_WR(params->bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_CLEAR, |
6623 | (0x1ff << (params->port*16))); | |
589abe3a EG |
6624 | } |
6625 | ||
de6eae1f YR |
6626 | static void bnx2x_common_ext_link_reset(struct bnx2x_phy *phy, |
6627 | struct link_params *params) | |
4d295db0 | 6628 | { |
de6eae1f YR |
6629 | struct bnx2x *bp = params->bp; |
6630 | u8 gpio_port; | |
6631 | /* HW reset */ | |
f2e0899f DK |
6632 | if (CHIP_IS_E2(bp)) |
6633 | gpio_port = BP_PATH(bp); | |
6634 | else | |
6635 | gpio_port = params->port; | |
de6eae1f | 6636 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, |
cd88ccee YR |
6637 | MISC_REGISTERS_GPIO_OUTPUT_LOW, |
6638 | gpio_port); | |
de6eae1f | 6639 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, |
cd88ccee YR |
6640 | MISC_REGISTERS_GPIO_OUTPUT_LOW, |
6641 | gpio_port); | |
de6eae1f | 6642 | DP(NETIF_MSG_LINK, "reset external PHY\n"); |
4d295db0 | 6643 | } |
589abe3a | 6644 | |
fcf5b650 YR |
6645 | static int bnx2x_update_link_down(struct link_params *params, |
6646 | struct link_vars *vars) | |
589abe3a EG |
6647 | { |
6648 | struct bnx2x *bp = params->bp; | |
de6eae1f | 6649 | u8 port = params->port; |
589abe3a | 6650 | |
de6eae1f | 6651 | DP(NETIF_MSG_LINK, "Port %x: Link is down\n", port); |
7f02c4ad | 6652 | bnx2x_set_led(params, vars, LED_MODE_OFF, 0); |
3deb8167 | 6653 | vars->phy_flags &= ~PHY_PHYSICAL_LINK_FLAG; |
d231023e | 6654 | /* Indicate no mac active */ |
de6eae1f | 6655 | vars->mac_type = MAC_TYPE_NONE; |
ab6ad5a4 | 6656 | |
d231023e | 6657 | /* Update shared memory */ |
4978140c | 6658 | vars->link_status &= ~LINK_UPDATE_MASK; |
de6eae1f YR |
6659 | vars->line_speed = 0; |
6660 | bnx2x_update_mng(params, vars->link_status); | |
589abe3a | 6661 | |
d231023e | 6662 | /* Activate nig drain */ |
de6eae1f | 6663 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + port*4, 1); |
4d295db0 | 6664 | |
d231023e | 6665 | /* Disable emac */ |
9380bb9e YR |
6666 | if (!CHIP_IS_E3(bp)) |
6667 | REG_WR(bp, NIG_REG_NIG_EMAC0_EN + port*4, 0); | |
de6eae1f | 6668 | |
d231023e YM |
6669 | usleep_range(10000, 20000); |
6670 | /* Reset BigMac/Xmac */ | |
9380bb9e | 6671 | if (CHIP_IS_E1x(bp) || |
d3a8f13b YR |
6672 | CHIP_IS_E2(bp)) |
6673 | bnx2x_set_bmac_rx(bp, params->chip_id, params->port, 0); | |
6674 | ||
ce7c0489 | 6675 | if (CHIP_IS_E3(bp)) { |
d231023e | 6676 | /* Prevent LPI Generation by chip */ |
c8c60d88 YM |
6677 | REG_WR(bp, MISC_REG_CPMU_LP_FW_ENABLE_P0 + (params->port << 2), |
6678 | 0); | |
c8c60d88 YM |
6679 | REG_WR(bp, MISC_REG_CPMU_LP_MASK_ENT_P0 + (params->port << 2), |
6680 | 0); | |
6681 | vars->eee_status &= ~(SHMEM_EEE_LP_ADV_STATUS_MASK | | |
6682 | SHMEM_EEE_ACTIVE_BIT); | |
6683 | ||
6684 | bnx2x_update_mng_eee(params, vars->eee_status); | |
d3a8f13b YR |
6685 | bnx2x_set_xmac_rxtx(params, 0); |
6686 | bnx2x_set_umac_rxtx(params, 0); | |
ce7c0489 | 6687 | } |
9380bb9e | 6688 | |
589abe3a EG |
6689 | return 0; |
6690 | } | |
de6eae1f | 6691 | |
fcf5b650 YR |
6692 | static int bnx2x_update_link_up(struct link_params *params, |
6693 | struct link_vars *vars, | |
6694 | u8 link_10g) | |
589abe3a EG |
6695 | { |
6696 | struct bnx2x *bp = params->bp; | |
55098c5c | 6697 | u8 phy_idx, port = params->port; |
fcf5b650 | 6698 | int rc = 0; |
4d295db0 | 6699 | |
de6f3377 YR |
6700 | vars->link_status |= (LINK_STATUS_LINK_UP | |
6701 | LINK_STATUS_PHYSICAL_LINK_FLAG); | |
3deb8167 | 6702 | vars->phy_flags |= PHY_PHYSICAL_LINK_FLAG; |
7f02c4ad | 6703 | |
de6eae1f YR |
6704 | if (vars->flow_ctrl & BNX2X_FLOW_CTRL_TX) |
6705 | vars->link_status |= | |
6706 | LINK_STATUS_TX_FLOW_CONTROL_ENABLED; | |
589abe3a | 6707 | |
de6eae1f YR |
6708 | if (vars->flow_ctrl & BNX2X_FLOW_CTRL_RX) |
6709 | vars->link_status |= | |
6710 | LINK_STATUS_RX_FLOW_CONTROL_ENABLED; | |
9380bb9e | 6711 | if (USES_WARPCORE(bp)) { |
3deb8167 YR |
6712 | if (link_10g) { |
6713 | if (bnx2x_xmac_enable(params, vars, 0) == | |
6714 | -ESRCH) { | |
6715 | DP(NETIF_MSG_LINK, "Found errors on XMAC\n"); | |
6716 | vars->link_up = 0; | |
6717 | vars->phy_flags |= PHY_HALF_OPEN_CONN_FLAG; | |
6718 | vars->link_status &= ~LINK_STATUS_LINK_UP; | |
6719 | } | |
6720 | } else | |
9380bb9e | 6721 | bnx2x_umac_enable(params, vars, 0); |
7f02c4ad | 6722 | bnx2x_set_led(params, vars, |
9380bb9e | 6723 | LED_MODE_OPER, vars->line_speed); |
c8c60d88 YM |
6724 | |
6725 | if ((vars->eee_status & SHMEM_EEE_ACTIVE_BIT) && | |
6726 | (vars->eee_status & SHMEM_EEE_LPI_REQUESTED_BIT)) { | |
6727 | DP(NETIF_MSG_LINK, "Enabling LPI assertion\n"); | |
6728 | REG_WR(bp, MISC_REG_CPMU_LP_FW_ENABLE_P0 + | |
6729 | (params->port << 2), 1); | |
6730 | REG_WR(bp, MISC_REG_CPMU_LP_DR_ENABLE, 1); | |
6731 | REG_WR(bp, MISC_REG_CPMU_LP_MASK_ENT_P0 + | |
6732 | (params->port << 2), 0xfc20); | |
6733 | } | |
9380bb9e YR |
6734 | } |
6735 | if ((CHIP_IS_E1x(bp) || | |
6736 | CHIP_IS_E2(bp))) { | |
6737 | if (link_10g) { | |
d3a8f13b | 6738 | if (bnx2x_bmac_enable(params, vars, 0, 1) == |
3deb8167 YR |
6739 | -ESRCH) { |
6740 | DP(NETIF_MSG_LINK, "Found errors on BMAC\n"); | |
6741 | vars->link_up = 0; | |
6742 | vars->phy_flags |= PHY_HALF_OPEN_CONN_FLAG; | |
6743 | vars->link_status &= ~LINK_STATUS_LINK_UP; | |
6744 | } | |
cc1cb004 | 6745 | |
9380bb9e YR |
6746 | bnx2x_set_led(params, vars, |
6747 | LED_MODE_OPER, SPEED_10000); | |
6748 | } else { | |
6749 | rc = bnx2x_emac_program(params, vars); | |
6750 | bnx2x_emac_enable(params, vars, 0); | |
6751 | ||
6752 | /* AN complete? */ | |
6753 | if ((vars->link_status & | |
6754 | LINK_STATUS_AUTO_NEGOTIATE_COMPLETE) | |
6755 | && (!(vars->phy_flags & PHY_SGMII_FLAG)) && | |
6756 | SINGLE_MEDIA_DIRECT(params)) | |
6757 | bnx2x_set_gmii_tx_driver(params); | |
6758 | } | |
de6eae1f | 6759 | } |
cc1cb004 | 6760 | |
de6eae1f | 6761 | /* PBF - link up */ |
9380bb9e | 6762 | if (CHIP_IS_E1x(bp)) |
f2e0899f DK |
6763 | rc |= bnx2x_pbf_update(params, vars->flow_ctrl, |
6764 | vars->line_speed); | |
589abe3a | 6765 | |
d231023e | 6766 | /* Disable drain */ |
de6eae1f | 6767 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + port*4, 0); |
589abe3a | 6768 | |
d231023e | 6769 | /* Update shared memory */ |
de6eae1f | 6770 | bnx2x_update_mng(params, vars->link_status); |
c8c60d88 | 6771 | bnx2x_update_mng_eee(params, vars->eee_status); |
55098c5c YR |
6772 | /* Check remote fault */ |
6773 | for (phy_idx = INT_PHY; phy_idx < MAX_PHYS; phy_idx++) { | |
6774 | if (params->phy[phy_idx].flags & FLAGS_TX_ERROR_CHECK) { | |
6775 | bnx2x_check_half_open_conn(params, vars, 0); | |
6776 | break; | |
6777 | } | |
6778 | } | |
de6eae1f YR |
6779 | msleep(20); |
6780 | return rc; | |
589abe3a | 6781 | } |
fcd02d27 YR |
6782 | |
6783 | static void bnx2x_chng_link_count(struct link_params *params, bool clear) | |
6784 | { | |
6785 | struct bnx2x *bp = params->bp; | |
6786 | u32 addr, val; | |
6787 | ||
6788 | /* Verify the link_change_count is supported by the MFW */ | |
6789 | if (!(SHMEM2_HAS(bp, link_change_count))) | |
6790 | return; | |
6791 | ||
6792 | addr = params->shmem2_base + | |
6793 | offsetof(struct shmem2_region, link_change_count[params->port]); | |
6794 | if (clear) | |
6795 | val = 0; | |
6796 | else | |
6797 | val = REG_RD(bp, addr) + 1; | |
6798 | REG_WR(bp, addr, val); | |
6799 | } | |
6800 | ||
8f73f0b9 | 6801 | /* The bnx2x_link_update function should be called upon link |
de6eae1f YR |
6802 | * interrupt. |
6803 | * Link is considered up as follows: | |
6804 | * - DIRECT_SINGLE_MEDIA - Only XGXS link (internal link) needs | |
6805 | * to be up | |
6806 | * - SINGLE_MEDIA - The link between the 577xx and the external | |
6807 | * phy (XGXS) need to up as well as the external link of the | |
6808 | * phy (PHY_EXT1) | |
6809 | * - DUAL_MEDIA - The link between the 577xx and the first | |
6810 | * external phy needs to be up, and at least one of the 2 | |
6811 | * external phy link must be up. | |
6812 | */ | |
fcf5b650 | 6813 | int bnx2x_link_update(struct link_params *params, struct link_vars *vars) |
4d295db0 | 6814 | { |
de6eae1f YR |
6815 | struct bnx2x *bp = params->bp; |
6816 | struct link_vars phy_vars[MAX_PHYS]; | |
6817 | u8 port = params->port; | |
3c9ada22 | 6818 | u8 link_10g_plus, phy_index; |
fcd02d27 | 6819 | u32 prev_link_status = vars->link_status; |
fcf5b650 YR |
6820 | u8 ext_phy_link_up = 0, cur_link_up; |
6821 | int rc = 0; | |
de6eae1f YR |
6822 | u8 is_mi_int = 0; |
6823 | u16 ext_phy_line_speed = 0, prev_line_speed = vars->line_speed; | |
6824 | u8 active_external_phy = INT_PHY; | |
3deb8167 | 6825 | vars->phy_flags &= ~PHY_HALF_OPEN_CONN_FLAG; |
4978140c | 6826 | vars->link_status &= ~LINK_UPDATE_MASK; |
de6eae1f YR |
6827 | for (phy_index = INT_PHY; phy_index < params->num_phys; |
6828 | phy_index++) { | |
6829 | phy_vars[phy_index].flow_ctrl = 0; | |
6830 | phy_vars[phy_index].link_status = 0; | |
6831 | phy_vars[phy_index].line_speed = 0; | |
6832 | phy_vars[phy_index].duplex = DUPLEX_FULL; | |
6833 | phy_vars[phy_index].phy_link_up = 0; | |
6834 | phy_vars[phy_index].link_up = 0; | |
c688fe2f | 6835 | phy_vars[phy_index].fault_detected = 0; |
c8c60d88 YM |
6836 | /* different consideration, since vars holds inner state */ |
6837 | phy_vars[phy_index].eee_status = vars->eee_status; | |
de6eae1f | 6838 | } |
4d295db0 | 6839 | |
3c9ada22 YR |
6840 | if (USES_WARPCORE(bp)) |
6841 | bnx2x_set_aer_mmd(params, ¶ms->phy[INT_PHY]); | |
6842 | ||
de6eae1f YR |
6843 | DP(NETIF_MSG_LINK, "port %x, XGXS?%x, int_status 0x%x\n", |
6844 | port, (vars->phy_flags & PHY_XGXS_FLAG), | |
6845 | REG_RD(bp, NIG_REG_STATUS_INTERRUPT_PORT0 + port*4)); | |
4d295db0 | 6846 | |
de6eae1f | 6847 | is_mi_int = (u8)(REG_RD(bp, NIG_REG_EMAC0_STATUS_MISC_MI_INT + |
cd88ccee | 6848 | port*0x18) > 0); |
de6eae1f YR |
6849 | DP(NETIF_MSG_LINK, "int_mask 0x%x MI_INT %x, SERDES_LINK %x\n", |
6850 | REG_RD(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4), | |
6851 | is_mi_int, | |
cd88ccee | 6852 | REG_RD(bp, NIG_REG_SERDES0_STATUS_LINK_STATUS + port*0x3c)); |
4d295db0 | 6853 | |
de6eae1f YR |
6854 | DP(NETIF_MSG_LINK, " 10G %x, XGXS_LINK %x\n", |
6855 | REG_RD(bp, NIG_REG_XGXS0_STATUS_LINK10G + port*0x68), | |
6856 | REG_RD(bp, NIG_REG_XGXS0_STATUS_LINK_STATUS + port*0x68)); | |
4d295db0 | 6857 | |
d231023e | 6858 | /* Disable emac */ |
9380bb9e YR |
6859 | if (!CHIP_IS_E3(bp)) |
6860 | REG_WR(bp, NIG_REG_NIG_EMAC0_EN + port*4, 0); | |
4d295db0 | 6861 | |
8f73f0b9 | 6862 | /* Step 1: |
2cf7acf9 YR |
6863 | * Check external link change only for external phys, and apply |
6864 | * priority selection between them in case the link on both phys | |
9045f6b4 | 6865 | * is up. Note that instead of the common vars, a temporary |
2cf7acf9 YR |
6866 | * vars argument is used since each phy may have different link/ |
6867 | * speed/duplex result | |
6868 | */ | |
de6eae1f YR |
6869 | for (phy_index = EXT_PHY1; phy_index < params->num_phys; |
6870 | phy_index++) { | |
6871 | struct bnx2x_phy *phy = ¶ms->phy[phy_index]; | |
6872 | if (!phy->read_status) | |
6873 | continue; | |
6874 | /* Read link status and params of this ext phy */ | |
6875 | cur_link_up = phy->read_status(phy, params, | |
6876 | &phy_vars[phy_index]); | |
6877 | if (cur_link_up) { | |
6878 | DP(NETIF_MSG_LINK, "phy in index %d link is up\n", | |
6879 | phy_index); | |
6880 | } else { | |
6881 | DP(NETIF_MSG_LINK, "phy in index %d link is down\n", | |
6882 | phy_index); | |
6883 | continue; | |
6884 | } | |
e10bc84d | 6885 | |
de6eae1f YR |
6886 | if (!ext_phy_link_up) { |
6887 | ext_phy_link_up = 1; | |
6888 | active_external_phy = phy_index; | |
a22f0788 YR |
6889 | } else { |
6890 | switch (bnx2x_phy_selection(params)) { | |
6891 | case PORT_HW_CFG_PHY_SELECTION_HARDWARE_DEFAULT: | |
6892 | case PORT_HW_CFG_PHY_SELECTION_FIRST_PHY_PRIORITY: | |
8f73f0b9 | 6893 | /* In this option, the first PHY makes sure to pass the |
a22f0788 YR |
6894 | * traffic through itself only. |
6895 | * Its not clear how to reset the link on the second phy | |
2cf7acf9 | 6896 | */ |
a22f0788 YR |
6897 | active_external_phy = EXT_PHY1; |
6898 | break; | |
6899 | case PORT_HW_CFG_PHY_SELECTION_SECOND_PHY_PRIORITY: | |
8f73f0b9 | 6900 | /* In this option, the first PHY makes sure to pass the |
a22f0788 | 6901 | * traffic through the second PHY. |
2cf7acf9 | 6902 | */ |
a22f0788 YR |
6903 | active_external_phy = EXT_PHY2; |
6904 | break; | |
6905 | default: | |
8f73f0b9 | 6906 | /* Link indication on both PHYs with the following cases |
a22f0788 YR |
6907 | * is invalid: |
6908 | * - FIRST_PHY means that second phy wasn't initialized, | |
6909 | * hence its link is expected to be down | |
6910 | * - SECOND_PHY means that first phy should not be able | |
6911 | * to link up by itself (using configuration) | |
6912 | * - DEFAULT should be overriden during initialiazation | |
2cf7acf9 | 6913 | */ |
a22f0788 YR |
6914 | DP(NETIF_MSG_LINK, "Invalid link indication" |
6915 | "mpc=0x%x. DISABLING LINK !!!\n", | |
6916 | params->multi_phy_config); | |
6917 | ext_phy_link_up = 0; | |
6918 | break; | |
6919 | } | |
589abe3a | 6920 | } |
589abe3a | 6921 | } |
de6eae1f | 6922 | prev_line_speed = vars->line_speed; |
8f73f0b9 | 6923 | /* Step 2: |
2cf7acf9 YR |
6924 | * Read the status of the internal phy. In case of |
6925 | * DIRECT_SINGLE_MEDIA board, this link is the external link, | |
6926 | * otherwise this is the link between the 577xx and the first | |
6927 | * external phy | |
6928 | */ | |
de6eae1f YR |
6929 | if (params->phy[INT_PHY].read_status) |
6930 | params->phy[INT_PHY].read_status( | |
6931 | ¶ms->phy[INT_PHY], | |
6932 | params, vars); | |
8f73f0b9 | 6933 | /* The INT_PHY flow control reside in the vars. This include the |
de6eae1f YR |
6934 | * case where the speed or flow control are not set to AUTO. |
6935 | * Otherwise, the active external phy flow control result is set | |
6936 | * to the vars. The ext_phy_line_speed is needed to check if the | |
6937 | * speed is different between the internal phy and external phy. | |
6938 | * This case may be result of intermediate link speed change. | |
4d295db0 | 6939 | */ |
de6eae1f YR |
6940 | if (active_external_phy > INT_PHY) { |
6941 | vars->flow_ctrl = phy_vars[active_external_phy].flow_ctrl; | |
8f73f0b9 | 6942 | /* Link speed is taken from the XGXS. AN and FC result from |
de6eae1f | 6943 | * the external phy. |
4d295db0 | 6944 | */ |
de6eae1f | 6945 | vars->link_status |= phy_vars[active_external_phy].link_status; |
a22f0788 | 6946 | |
8f73f0b9 | 6947 | /* if active_external_phy is first PHY and link is up - disable |
a22f0788 YR |
6948 | * disable TX on second external PHY |
6949 | */ | |
6950 | if (active_external_phy == EXT_PHY1) { | |
6951 | if (params->phy[EXT_PHY2].phy_specific_func) { | |
94f05b0f JP |
6952 | DP(NETIF_MSG_LINK, |
6953 | "Disabling TX on EXT_PHY2\n"); | |
a22f0788 YR |
6954 | params->phy[EXT_PHY2].phy_specific_func( |
6955 | ¶ms->phy[EXT_PHY2], | |
6956 | params, DISABLE_TX); | |
6957 | } | |
6958 | } | |
6959 | ||
de6eae1f YR |
6960 | ext_phy_line_speed = phy_vars[active_external_phy].line_speed; |
6961 | vars->duplex = phy_vars[active_external_phy].duplex; | |
6962 | if (params->phy[active_external_phy].supported & | |
6963 | SUPPORTED_FIBRE) | |
6964 | vars->link_status |= LINK_STATUS_SERDES_LINK; | |
fd36a2e6 YR |
6965 | else |
6966 | vars->link_status &= ~LINK_STATUS_SERDES_LINK; | |
c8c60d88 YM |
6967 | |
6968 | vars->eee_status = phy_vars[active_external_phy].eee_status; | |
6969 | ||
de6eae1f YR |
6970 | DP(NETIF_MSG_LINK, "Active external phy selected: %x\n", |
6971 | active_external_phy); | |
6972 | } | |
a22f0788 YR |
6973 | |
6974 | for (phy_index = EXT_PHY1; phy_index < params->num_phys; | |
6975 | phy_index++) { | |
6976 | if (params->phy[phy_index].flags & | |
6977 | FLAGS_REARM_LATCH_SIGNAL) { | |
6978 | bnx2x_rearm_latch_signal(bp, port, | |
6979 | phy_index == | |
6980 | active_external_phy); | |
6981 | break; | |
6982 | } | |
6983 | } | |
de6eae1f YR |
6984 | DP(NETIF_MSG_LINK, "vars->flow_ctrl = 0x%x, vars->link_status = 0x%x," |
6985 | " ext_phy_line_speed = %d\n", vars->flow_ctrl, | |
6986 | vars->link_status, ext_phy_line_speed); | |
8f73f0b9 | 6987 | /* Upon link speed change set the NIG into drain mode. Comes to |
de6eae1f YR |
6988 | * deals with possible FIFO glitch due to clk change when speed |
6989 | * is decreased without link down indicator | |
6990 | */ | |
4d295db0 | 6991 | |
de6eae1f YR |
6992 | if (vars->phy_link_up) { |
6993 | if (!(SINGLE_MEDIA_DIRECT(params)) && ext_phy_link_up && | |
6994 | (ext_phy_line_speed != vars->line_speed)) { | |
6995 | DP(NETIF_MSG_LINK, "Internal link speed %d is" | |
6996 | " different than the external" | |
6997 | " link speed %d\n", vars->line_speed, | |
6998 | ext_phy_line_speed); | |
6999 | vars->phy_link_up = 0; | |
7000 | } else if (prev_line_speed != vars->line_speed) { | |
cd88ccee YR |
7001 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + params->port*4, |
7002 | 0); | |
503976e9 | 7003 | usleep_range(1000, 2000); |
de6eae1f YR |
7004 | } |
7005 | } | |
e10bc84d | 7006 | |
d231023e | 7007 | /* Anything 10 and over uses the bmac */ |
3c9ada22 | 7008 | link_10g_plus = (vars->line_speed >= SPEED_10000); |
589abe3a | 7009 | |
3c9ada22 | 7010 | bnx2x_link_int_ack(params, vars, link_10g_plus); |
589abe3a | 7011 | |
8f73f0b9 | 7012 | /* In case external phy link is up, and internal link is down |
2cf7acf9 YR |
7013 | * (not initialized yet probably after link initialization, it |
7014 | * needs to be initialized. | |
7015 | * Note that after link down-up as result of cable plug, the xgxs | |
7016 | * link would probably become up again without the need | |
7017 | * initialize it | |
7018 | */ | |
de6eae1f YR |
7019 | if (!(SINGLE_MEDIA_DIRECT(params))) { |
7020 | DP(NETIF_MSG_LINK, "ext_phy_link_up = %d, int_link_up = %d," | |
7021 | " init_preceding = %d\n", ext_phy_link_up, | |
7022 | vars->phy_link_up, | |
7023 | params->phy[EXT_PHY1].flags & | |
7024 | FLAGS_INIT_XGXS_FIRST); | |
7025 | if (!(params->phy[EXT_PHY1].flags & | |
7026 | FLAGS_INIT_XGXS_FIRST) | |
7027 | && ext_phy_link_up && !vars->phy_link_up) { | |
7028 | vars->line_speed = ext_phy_line_speed; | |
7029 | if (vars->line_speed < SPEED_1000) | |
7030 | vars->phy_flags |= PHY_SGMII_FLAG; | |
7031 | else | |
7032 | vars->phy_flags &= ~PHY_SGMII_FLAG; | |
ec146a6f YR |
7033 | |
7034 | if (params->phy[INT_PHY].config_init) | |
7035 | params->phy[INT_PHY].config_init( | |
7036 | ¶ms->phy[INT_PHY], params, | |
de6eae1f | 7037 | vars); |
4d295db0 | 7038 | } |
589abe3a | 7039 | } |
8f73f0b9 | 7040 | /* Link is up only if both local phy and external phy (in case of |
9045f6b4 | 7041 | * non-direct board) are up and no fault detected on active PHY. |
4d295db0 | 7042 | */ |
de6eae1f YR |
7043 | vars->link_up = (vars->phy_link_up && |
7044 | (ext_phy_link_up || | |
c688fe2f YR |
7045 | SINGLE_MEDIA_DIRECT(params)) && |
7046 | (phy_vars[active_external_phy].fault_detected == 0)); | |
de6eae1f | 7047 | |
27d9129f YR |
7048 | /* Update the PFC configuration in case it was changed */ |
7049 | if (params->feature_config_flags & FEATURE_CONFIG_PFC_ENABLED) | |
7050 | vars->link_status |= LINK_STATUS_PFC_ENABLED; | |
7051 | else | |
7052 | vars->link_status &= ~LINK_STATUS_PFC_ENABLED; | |
7053 | ||
de6eae1f | 7054 | if (vars->link_up) |
3c9ada22 | 7055 | rc = bnx2x_update_link_up(params, vars, link_10g_plus); |
4d295db0 | 7056 | else |
de6eae1f | 7057 | rc = bnx2x_update_link_down(params, vars); |
589abe3a | 7058 | |
fcd02d27 YR |
7059 | if ((prev_link_status ^ vars->link_status) & LINK_STATUS_LINK_UP) |
7060 | bnx2x_chng_link_count(params, false); | |
7061 | ||
a3348722 BW |
7062 | /* Update MCP link status was changed */ |
7063 | if (params->feature_config_flags & FEATURE_CONFIG_BC_SUPPORTS_AFEX) | |
7064 | bnx2x_fw_command(bp, DRV_MSG_CODE_LINK_STATUS_CHANGED, 0); | |
7065 | ||
4d295db0 | 7066 | return rc; |
589abe3a EG |
7067 | } |
7068 | ||
de6eae1f YR |
7069 | /*****************************************************************************/ |
7070 | /* External Phy section */ | |
7071 | /*****************************************************************************/ | |
7072 | void bnx2x_ext_phy_hw_reset(struct bnx2x *bp, u8 port) | |
7073 | { | |
7074 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, | |
cd88ccee | 7075 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); |
503976e9 | 7076 | usleep_range(1000, 2000); |
de6eae1f | 7077 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, |
cd88ccee | 7078 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, port); |
de6eae1f | 7079 | } |
589abe3a | 7080 | |
de6eae1f YR |
7081 | static void bnx2x_save_spirom_version(struct bnx2x *bp, u8 port, |
7082 | u32 spirom_ver, u32 ver_addr) | |
7083 | { | |
7084 | DP(NETIF_MSG_LINK, "FW version 0x%x:0x%x for port %d\n", | |
7085 | (u16)(spirom_ver>>16), (u16)spirom_ver, port); | |
4d295db0 | 7086 | |
de6eae1f YR |
7087 | if (ver_addr) |
7088 | REG_WR(bp, ver_addr, spirom_ver); | |
589abe3a EG |
7089 | } |
7090 | ||
de6eae1f YR |
7091 | static void bnx2x_save_bcm_spirom_ver(struct bnx2x *bp, |
7092 | struct bnx2x_phy *phy, | |
7093 | u8 port) | |
6bbca910 | 7094 | { |
de6eae1f YR |
7095 | u16 fw_ver1, fw_ver2; |
7096 | ||
7097 | bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, | |
cd88ccee | 7098 | MDIO_PMA_REG_ROM_VER1, &fw_ver1); |
de6eae1f | 7099 | bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, |
cd88ccee | 7100 | MDIO_PMA_REG_ROM_VER2, &fw_ver2); |
de6eae1f YR |
7101 | bnx2x_save_spirom_version(bp, port, (u32)(fw_ver1<<16 | fw_ver2), |
7102 | phy->ver_addr); | |
ea4e040a | 7103 | } |
ab6ad5a4 | 7104 | |
de6eae1f YR |
7105 | static void bnx2x_ext_phy_10G_an_resolve(struct bnx2x *bp, |
7106 | struct bnx2x_phy *phy, | |
7107 | struct link_vars *vars) | |
7108 | { | |
7109 | u16 val; | |
7110 | bnx2x_cl45_read(bp, phy, | |
7111 | MDIO_AN_DEVAD, | |
7112 | MDIO_AN_REG_STATUS, &val); | |
7113 | bnx2x_cl45_read(bp, phy, | |
7114 | MDIO_AN_DEVAD, | |
7115 | MDIO_AN_REG_STATUS, &val); | |
7116 | if (val & (1<<5)) | |
7117 | vars->link_status |= LINK_STATUS_AUTO_NEGOTIATE_COMPLETE; | |
7118 | if ((val & (1<<0)) == 0) | |
7119 | vars->link_status |= LINK_STATUS_PARALLEL_DETECTION_USED; | |
7120 | } | |
7121 | ||
7122 | /******************************************************************/ | |
7123 | /* common BCM8073/BCM8727 PHY SECTION */ | |
7124 | /******************************************************************/ | |
7125 | static void bnx2x_8073_resolve_fc(struct bnx2x_phy *phy, | |
7126 | struct link_params *params, | |
7127 | struct link_vars *vars) | |
7128 | { | |
7129 | struct bnx2x *bp = params->bp; | |
7130 | if (phy->req_line_speed == SPEED_10 || | |
7131 | phy->req_line_speed == SPEED_100) { | |
7132 | vars->flow_ctrl = phy->req_flow_ctrl; | |
7133 | return; | |
7134 | } | |
7135 | ||
7136 | if (bnx2x_ext_phy_resolve_fc(phy, params, vars) && | |
7137 | (vars->flow_ctrl == BNX2X_FLOW_CTRL_NONE)) { | |
7138 | u16 pause_result; | |
7139 | u16 ld_pause; /* local */ | |
7140 | u16 lp_pause; /* link partner */ | |
7141 | bnx2x_cl45_read(bp, phy, | |
7142 | MDIO_AN_DEVAD, | |
7143 | MDIO_AN_REG_CL37_FC_LD, &ld_pause); | |
7144 | ||
7145 | bnx2x_cl45_read(bp, phy, | |
7146 | MDIO_AN_DEVAD, | |
7147 | MDIO_AN_REG_CL37_FC_LP, &lp_pause); | |
7148 | pause_result = (ld_pause & | |
7149 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) >> 5; | |
7150 | pause_result |= (lp_pause & | |
7151 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) >> 7; | |
7152 | ||
1359d73c | 7153 | bnx2x_pause_resolve(phy, params, vars, pause_result); |
de6eae1f YR |
7154 | DP(NETIF_MSG_LINK, "Ext PHY CL37 pause result 0x%x\n", |
7155 | pause_result); | |
7156 | } | |
7157 | } | |
fcf5b650 YR |
7158 | static int bnx2x_8073_8727_external_rom_boot(struct bnx2x *bp, |
7159 | struct bnx2x_phy *phy, | |
7160 | u8 port) | |
de6eae1f | 7161 | { |
5c99274b YR |
7162 | u32 count = 0; |
7163 | u16 fw_ver1, fw_msgout; | |
fcf5b650 | 7164 | int rc = 0; |
5c99274b | 7165 | |
de6eae1f YR |
7166 | /* Boot port from external ROM */ |
7167 | /* EDC grst */ | |
7168 | bnx2x_cl45_write(bp, phy, | |
cd88ccee YR |
7169 | MDIO_PMA_DEVAD, |
7170 | MDIO_PMA_REG_GEN_CTRL, | |
7171 | 0x0001); | |
de6eae1f | 7172 | |
d231023e | 7173 | /* Ucode reboot and rst */ |
de6eae1f | 7174 | bnx2x_cl45_write(bp, phy, |
cd88ccee YR |
7175 | MDIO_PMA_DEVAD, |
7176 | MDIO_PMA_REG_GEN_CTRL, | |
7177 | 0x008c); | |
de6eae1f YR |
7178 | |
7179 | bnx2x_cl45_write(bp, phy, | |
cd88ccee YR |
7180 | MDIO_PMA_DEVAD, |
7181 | MDIO_PMA_REG_MISC_CTRL1, 0x0001); | |
de6eae1f YR |
7182 | |
7183 | /* Reset internal microprocessor */ | |
7184 | bnx2x_cl45_write(bp, phy, | |
cd88ccee YR |
7185 | MDIO_PMA_DEVAD, |
7186 | MDIO_PMA_REG_GEN_CTRL, | |
7187 | MDIO_PMA_REG_GEN_CTRL_ROM_MICRO_RESET); | |
de6eae1f YR |
7188 | |
7189 | /* Release srst bit */ | |
7190 | bnx2x_cl45_write(bp, phy, | |
cd88ccee YR |
7191 | MDIO_PMA_DEVAD, |
7192 | MDIO_PMA_REG_GEN_CTRL, | |
7193 | MDIO_PMA_REG_GEN_CTRL_ROM_RESET_INTERNAL_MP); | |
de6eae1f | 7194 | |
5c99274b YR |
7195 | /* Delay 100ms per the PHY specifications */ |
7196 | msleep(100); | |
7197 | ||
7198 | /* 8073 sometimes taking longer to download */ | |
7199 | do { | |
7200 | count++; | |
7201 | if (count > 300) { | |
7202 | DP(NETIF_MSG_LINK, | |
7203 | "bnx2x_8073_8727_external_rom_boot port %x:" | |
7204 | "Download failed. fw version = 0x%x\n", | |
7205 | port, fw_ver1); | |
7206 | rc = -EINVAL; | |
7207 | break; | |
7208 | } | |
7209 | ||
7210 | bnx2x_cl45_read(bp, phy, | |
7211 | MDIO_PMA_DEVAD, | |
7212 | MDIO_PMA_REG_ROM_VER1, &fw_ver1); | |
7213 | bnx2x_cl45_read(bp, phy, | |
7214 | MDIO_PMA_DEVAD, | |
7215 | MDIO_PMA_REG_M8051_MSGOUT_REG, &fw_msgout); | |
7216 | ||
503976e9 | 7217 | usleep_range(1000, 2000); |
5c99274b YR |
7218 | } while (fw_ver1 == 0 || fw_ver1 == 0x4321 || |
7219 | ((fw_msgout & 0xff) != 0x03 && (phy->type == | |
7220 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073))); | |
de6eae1f YR |
7221 | |
7222 | /* Clear ser_boot_ctl bit */ | |
7223 | bnx2x_cl45_write(bp, phy, | |
cd88ccee YR |
7224 | MDIO_PMA_DEVAD, |
7225 | MDIO_PMA_REG_MISC_CTRL1, 0x0000); | |
de6eae1f | 7226 | bnx2x_save_bcm_spirom_ver(bp, phy, port); |
5c99274b YR |
7227 | |
7228 | DP(NETIF_MSG_LINK, | |
7229 | "bnx2x_8073_8727_external_rom_boot port %x:" | |
7230 | "Download complete. fw version = 0x%x\n", | |
7231 | port, fw_ver1); | |
7232 | ||
7233 | return rc; | |
de6eae1f YR |
7234 | } |
7235 | ||
de6eae1f YR |
7236 | /******************************************************************/ |
7237 | /* BCM8073 PHY SECTION */ | |
7238 | /******************************************************************/ | |
fcf5b650 | 7239 | static int bnx2x_8073_is_snr_needed(struct bnx2x *bp, struct bnx2x_phy *phy) |
de6eae1f YR |
7240 | { |
7241 | /* This is only required for 8073A1, version 102 only */ | |
7242 | u16 val; | |
7243 | ||
7244 | /* Read 8073 HW revision*/ | |
7245 | bnx2x_cl45_read(bp, phy, | |
cd88ccee YR |
7246 | MDIO_PMA_DEVAD, |
7247 | MDIO_PMA_REG_8073_CHIP_REV, &val); | |
de6eae1f YR |
7248 | |
7249 | if (val != 1) { | |
7250 | /* No need to workaround in 8073 A1 */ | |
7251 | return 0; | |
7252 | } | |
7253 | ||
7254 | bnx2x_cl45_read(bp, phy, | |
cd88ccee YR |
7255 | MDIO_PMA_DEVAD, |
7256 | MDIO_PMA_REG_ROM_VER2, &val); | |
de6eae1f YR |
7257 | |
7258 | /* SNR should be applied only for version 0x102 */ | |
7259 | if (val != 0x102) | |
7260 | return 0; | |
7261 | ||
7262 | return 1; | |
7263 | } | |
7264 | ||
fcf5b650 | 7265 | static int bnx2x_8073_xaui_wa(struct bnx2x *bp, struct bnx2x_phy *phy) |
de6eae1f YR |
7266 | { |
7267 | u16 val, cnt, cnt1 ; | |
7268 | ||
7269 | bnx2x_cl45_read(bp, phy, | |
cd88ccee YR |
7270 | MDIO_PMA_DEVAD, |
7271 | MDIO_PMA_REG_8073_CHIP_REV, &val); | |
de6eae1f YR |
7272 | |
7273 | if (val > 0) { | |
7274 | /* No need to workaround in 8073 A1 */ | |
7275 | return 0; | |
7276 | } | |
7277 | /* XAUI workaround in 8073 A0: */ | |
7278 | ||
8f73f0b9 | 7279 | /* After loading the boot ROM and restarting Autoneg, poll |
2cf7acf9 YR |
7280 | * Dev1, Reg $C820: |
7281 | */ | |
de6eae1f YR |
7282 | |
7283 | for (cnt = 0; cnt < 1000; cnt++) { | |
7284 | bnx2x_cl45_read(bp, phy, | |
cd88ccee YR |
7285 | MDIO_PMA_DEVAD, |
7286 | MDIO_PMA_REG_8073_SPEED_LINK_STATUS, | |
7287 | &val); | |
8f73f0b9 | 7288 | /* If bit [14] = 0 or bit [13] = 0, continue on with |
2cf7acf9 YR |
7289 | * system initialization (XAUI work-around not required, as |
7290 | * these bits indicate 2.5G or 1G link up). | |
7291 | */ | |
de6eae1f YR |
7292 | if (!(val & (1<<14)) || !(val & (1<<13))) { |
7293 | DP(NETIF_MSG_LINK, "XAUI work-around not required\n"); | |
7294 | return 0; | |
7295 | } else if (!(val & (1<<15))) { | |
2cf7acf9 | 7296 | DP(NETIF_MSG_LINK, "bit 15 went off\n"); |
8f73f0b9 | 7297 | /* If bit 15 is 0, then poll Dev1, Reg $C841 until it's |
2cf7acf9 YR |
7298 | * MSB (bit15) goes to 1 (indicating that the XAUI |
7299 | * workaround has completed), then continue on with | |
7300 | * system initialization. | |
7301 | */ | |
de6eae1f YR |
7302 | for (cnt1 = 0; cnt1 < 1000; cnt1++) { |
7303 | bnx2x_cl45_read(bp, phy, | |
7304 | MDIO_PMA_DEVAD, | |
7305 | MDIO_PMA_REG_8073_XAUI_WA, &val); | |
7306 | if (val & (1<<15)) { | |
7307 | DP(NETIF_MSG_LINK, | |
7308 | "XAUI workaround has completed\n"); | |
7309 | return 0; | |
7310 | } | |
d231023e | 7311 | usleep_range(3000, 6000); |
de6eae1f YR |
7312 | } |
7313 | break; | |
7314 | } | |
d231023e | 7315 | usleep_range(3000, 6000); |
de6eae1f YR |
7316 | } |
7317 | DP(NETIF_MSG_LINK, "Warning: XAUI work-around timeout !!!\n"); | |
7318 | return -EINVAL; | |
7319 | } | |
7320 | ||
7321 | static void bnx2x_807x_force_10G(struct bnx2x *bp, struct bnx2x_phy *phy) | |
7322 | { | |
7323 | /* Force KR or KX */ | |
7324 | bnx2x_cl45_write(bp, phy, | |
7325 | MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x2040); | |
7326 | bnx2x_cl45_write(bp, phy, | |
7327 | MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2, 0x000b); | |
7328 | bnx2x_cl45_write(bp, phy, | |
7329 | MDIO_PMA_DEVAD, MDIO_PMA_REG_BCM_CTRL, 0x0000); | |
7330 | bnx2x_cl45_write(bp, phy, | |
7331 | MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x0000); | |
7332 | } | |
7333 | ||
6bbca910 | 7334 | static void bnx2x_8073_set_pause_cl37(struct link_params *params, |
e10bc84d YR |
7335 | struct bnx2x_phy *phy, |
7336 | struct link_vars *vars) | |
ea4e040a | 7337 | { |
6bbca910 | 7338 | u16 cl37_val; |
e10bc84d YR |
7339 | struct bnx2x *bp = params->bp; |
7340 | bnx2x_cl45_read(bp, phy, | |
62b29a5d | 7341 | MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LD, &cl37_val); |
6bbca910 YR |
7342 | |
7343 | cl37_val &= ~MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH; | |
7344 | /* Please refer to Table 28B-3 of 802.3ab-1999 spec. */ | |
e10bc84d | 7345 | bnx2x_calc_ieee_aneg_adv(phy, params, &vars->ieee_fc); |
6bbca910 YR |
7346 | if ((vars->ieee_fc & |
7347 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_SYMMETRIC) == | |
7348 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_SYMMETRIC) { | |
7349 | cl37_val |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_SYMMETRIC; | |
7350 | } | |
7351 | if ((vars->ieee_fc & | |
7352 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) == | |
7353 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) { | |
7354 | cl37_val |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC; | |
7355 | } | |
7356 | if ((vars->ieee_fc & | |
7357 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) == | |
7358 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) { | |
7359 | cl37_val |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH; | |
7360 | } | |
7361 | DP(NETIF_MSG_LINK, | |
7362 | "Ext phy AN advertize cl37 0x%x\n", cl37_val); | |
7363 | ||
e10bc84d | 7364 | bnx2x_cl45_write(bp, phy, |
62b29a5d | 7365 | MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LD, cl37_val); |
6bbca910 | 7366 | msleep(500); |
ea4e040a YR |
7367 | } |
7368 | ||
5c107fda YR |
7369 | static void bnx2x_8073_specific_func(struct bnx2x_phy *phy, |
7370 | struct link_params *params, | |
7371 | u32 action) | |
7372 | { | |
7373 | struct bnx2x *bp = params->bp; | |
7374 | switch (action) { | |
7375 | case PHY_INIT: | |
7376 | /* Enable LASI */ | |
7377 | bnx2x_cl45_write(bp, phy, | |
7378 | MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXCTRL, (1<<2)); | |
7379 | bnx2x_cl45_write(bp, phy, | |
7380 | MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL, 0x0004); | |
7381 | break; | |
7382 | } | |
7383 | } | |
7384 | ||
fcf5b650 YR |
7385 | static int bnx2x_8073_config_init(struct bnx2x_phy *phy, |
7386 | struct link_params *params, | |
7387 | struct link_vars *vars) | |
ea4e040a | 7388 | { |
e10bc84d | 7389 | struct bnx2x *bp = params->bp; |
de6eae1f YR |
7390 | u16 val = 0, tmp1; |
7391 | u8 gpio_port; | |
7392 | DP(NETIF_MSG_LINK, "Init 8073\n"); | |
e10bc84d | 7393 | |
f2e0899f DK |
7394 | if (CHIP_IS_E2(bp)) |
7395 | gpio_port = BP_PATH(bp); | |
7396 | else | |
7397 | gpio_port = params->port; | |
de6eae1f YR |
7398 | /* Restore normal power mode*/ |
7399 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, | |
cd88ccee | 7400 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, gpio_port); |
e10bc84d | 7401 | |
de6eae1f | 7402 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, |
cd88ccee | 7403 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, gpio_port); |
ea4e040a | 7404 | |
5c107fda | 7405 | bnx2x_8073_specific_func(phy, params, PHY_INIT); |
de6eae1f | 7406 | bnx2x_8073_set_pause_cl37(params, phy, vars); |
57963ed9 | 7407 | |
e10bc84d | 7408 | bnx2x_cl45_read(bp, phy, |
de6eae1f | 7409 | MDIO_PMA_DEVAD, MDIO_PMA_REG_M8051_MSGOUT_REG, &tmp1); |
2f904460 | 7410 | |
de6eae1f | 7411 | bnx2x_cl45_read(bp, phy, |
60d2fe03 | 7412 | MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXSTAT, &tmp1); |
2f904460 | 7413 | |
de6eae1f | 7414 | DP(NETIF_MSG_LINK, "Before rom RX_ALARM(port1): 0x%x\n", tmp1); |
a1e4be39 | 7415 | |
74d7a119 YR |
7416 | /* Swap polarity if required - Must be done only in non-1G mode */ |
7417 | if (params->lane_config & PORT_HW_CFG_SWAP_PHY_POLARITY_ENABLED) { | |
7418 | /* Configure the 8073 to swap _P and _N of the KR lines */ | |
7419 | DP(NETIF_MSG_LINK, "Swapping polarity for the 8073\n"); | |
7420 | /* 10G Rx/Tx and 1G Tx signal polarity swap */ | |
7421 | bnx2x_cl45_read(bp, phy, | |
7422 | MDIO_PMA_DEVAD, | |
7423 | MDIO_PMA_REG_8073_OPT_DIGITAL_CTRL, &val); | |
7424 | bnx2x_cl45_write(bp, phy, | |
7425 | MDIO_PMA_DEVAD, | |
7426 | MDIO_PMA_REG_8073_OPT_DIGITAL_CTRL, | |
7427 | (val | (3<<9))); | |
7428 | } | |
7429 | ||
7430 | ||
de6eae1f | 7431 | /* Enable CL37 BAM */ |
121839be YR |
7432 | if (REG_RD(bp, params->shmem_base + |
7433 | offsetof(struct shmem_region, dev_info. | |
7434 | port_hw_config[params->port].default_cfg)) & | |
7435 | PORT_HW_CFG_ENABLE_BAM_ON_KR_ENABLED) { | |
57963ed9 | 7436 | |
121839be YR |
7437 | bnx2x_cl45_read(bp, phy, |
7438 | MDIO_AN_DEVAD, | |
7439 | MDIO_AN_REG_8073_BAM, &val); | |
7440 | bnx2x_cl45_write(bp, phy, | |
7441 | MDIO_AN_DEVAD, | |
7442 | MDIO_AN_REG_8073_BAM, val | 1); | |
7443 | DP(NETIF_MSG_LINK, "Enable CL37 BAM on KR\n"); | |
7444 | } | |
de6eae1f YR |
7445 | if (params->loopback_mode == LOOPBACK_EXT) { |
7446 | bnx2x_807x_force_10G(bp, phy); | |
7447 | DP(NETIF_MSG_LINK, "Forced speed 10G on 807X\n"); | |
7448 | return 0; | |
7449 | } else { | |
7450 | bnx2x_cl45_write(bp, phy, | |
7451 | MDIO_PMA_DEVAD, MDIO_PMA_REG_BCM_CTRL, 0x0002); | |
7452 | } | |
7453 | if (phy->req_line_speed != SPEED_AUTO_NEG) { | |
7454 | if (phy->req_line_speed == SPEED_10000) { | |
7455 | val = (1<<7); | |
7456 | } else if (phy->req_line_speed == SPEED_2500) { | |
7457 | val = (1<<5); | |
8f73f0b9 | 7458 | /* Note that 2.5G works only when used with 1G |
25985edc | 7459 | * advertisement |
2cf7acf9 | 7460 | */ |
de6eae1f YR |
7461 | } else |
7462 | val = (1<<5); | |
7463 | } else { | |
7464 | val = 0; | |
7465 | if (phy->speed_cap_mask & | |
7466 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G) | |
7467 | val |= (1<<7); | |
57963ed9 | 7468 | |
25985edc | 7469 | /* Note that 2.5G works only when used with 1G advertisement */ |
de6eae1f YR |
7470 | if (phy->speed_cap_mask & |
7471 | (PORT_HW_CFG_SPEED_CAPABILITY_D0_1G | | |
7472 | PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G)) | |
7473 | val |= (1<<5); | |
7474 | DP(NETIF_MSG_LINK, "807x autoneg val = 0x%x\n", val); | |
7475 | } | |
57963ed9 | 7476 | |
de6eae1f YR |
7477 | bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV, val); |
7478 | bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_8073_2_5G, &tmp1); | |
57963ed9 | 7479 | |
de6eae1f YR |
7480 | if (((phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G) && |
7481 | (phy->req_line_speed == SPEED_AUTO_NEG)) || | |
7482 | (phy->req_line_speed == SPEED_2500)) { | |
7483 | u16 phy_ver; | |
7484 | /* Allow 2.5G for A1 and above */ | |
7485 | bnx2x_cl45_read(bp, phy, | |
7486 | MDIO_PMA_DEVAD, MDIO_PMA_REG_8073_CHIP_REV, | |
7487 | &phy_ver); | |
7488 | DP(NETIF_MSG_LINK, "Add 2.5G\n"); | |
7489 | if (phy_ver > 0) | |
7490 | tmp1 |= 1; | |
7491 | else | |
7492 | tmp1 &= 0xfffe; | |
7493 | } else { | |
7494 | DP(NETIF_MSG_LINK, "Disable 2.5G\n"); | |
7495 | tmp1 &= 0xfffe; | |
7496 | } | |
57963ed9 | 7497 | |
de6eae1f YR |
7498 | bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_8073_2_5G, tmp1); |
7499 | /* Add support for CL37 (passive mode) II */ | |
57963ed9 | 7500 | |
de6eae1f YR |
7501 | bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LD, &tmp1); |
7502 | bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LD, | |
7503 | (tmp1 | ((phy->req_duplex == DUPLEX_FULL) ? | |
7504 | 0x20 : 0x40))); | |
57963ed9 | 7505 | |
de6eae1f YR |
7506 | /* Add support for CL37 (passive mode) III */ |
7507 | bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x1000); | |
57963ed9 | 7508 | |
8f73f0b9 | 7509 | /* The SNR will improve about 2db by changing BW and FEE main |
2cf7acf9 YR |
7510 | * tap. Rest commands are executed after link is up |
7511 | * Change FFE main cursor to 5 in EDC register | |
7512 | */ | |
de6eae1f YR |
7513 | if (bnx2x_8073_is_snr_needed(bp, phy)) |
7514 | bnx2x_cl45_write(bp, phy, | |
7515 | MDIO_PMA_DEVAD, MDIO_PMA_REG_EDC_FFE_MAIN, | |
7516 | 0xFB0C); | |
57963ed9 | 7517 | |
de6eae1f YR |
7518 | /* Enable FEC (Forware Error Correction) Request in the AN */ |
7519 | bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV2, &tmp1); | |
7520 | tmp1 |= (1<<15); | |
7521 | bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV2, tmp1); | |
57963ed9 | 7522 | |
de6eae1f | 7523 | bnx2x_ext_phy_set_pause(params, phy, vars); |
57963ed9 | 7524 | |
de6eae1f YR |
7525 | /* Restart autoneg */ |
7526 | msleep(500); | |
7527 | bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x1200); | |
7528 | DP(NETIF_MSG_LINK, "807x Autoneg Restart: Advertise 1G=%x, 10G=%x\n", | |
7529 | ((val & (1<<5)) > 0), ((val & (1<<7)) > 0)); | |
7530 | return 0; | |
b7737c9b | 7531 | } |
ea4e040a | 7532 | |
de6eae1f | 7533 | static u8 bnx2x_8073_read_status(struct bnx2x_phy *phy, |
b7737c9b YR |
7534 | struct link_params *params, |
7535 | struct link_vars *vars) | |
7536 | { | |
7537 | struct bnx2x *bp = params->bp; | |
de6eae1f YR |
7538 | u8 link_up = 0; |
7539 | u16 val1, val2; | |
7540 | u16 link_status = 0; | |
7541 | u16 an1000_status = 0; | |
a35da8db | 7542 | |
de6eae1f | 7543 | bnx2x_cl45_read(bp, phy, |
60d2fe03 | 7544 | MDIO_PMA_DEVAD, MDIO_PMA_LASI_STAT, &val1); |
b7737c9b | 7545 | |
de6eae1f | 7546 | DP(NETIF_MSG_LINK, "8703 LASI status 0x%x\n", val1); |
ea4e040a | 7547 | |
d231023e | 7548 | /* Clear the interrupt LASI status register */ |
de6eae1f YR |
7549 | bnx2x_cl45_read(bp, phy, |
7550 | MDIO_PCS_DEVAD, MDIO_PCS_REG_STATUS, &val2); | |
7551 | bnx2x_cl45_read(bp, phy, | |
7552 | MDIO_PCS_DEVAD, MDIO_PCS_REG_STATUS, &val1); | |
7553 | DP(NETIF_MSG_LINK, "807x PCS status 0x%x->0x%x\n", val2, val1); | |
7554 | /* Clear MSG-OUT */ | |
7555 | bnx2x_cl45_read(bp, phy, | |
7556 | MDIO_PMA_DEVAD, MDIO_PMA_REG_M8051_MSGOUT_REG, &val1); | |
7557 | ||
7558 | /* Check the LASI */ | |
7559 | bnx2x_cl45_read(bp, phy, | |
60d2fe03 | 7560 | MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXSTAT, &val2); |
de6eae1f YR |
7561 | |
7562 | DP(NETIF_MSG_LINK, "KR 0x9003 0x%x\n", val2); | |
7563 | ||
7564 | /* Check the link status */ | |
7565 | bnx2x_cl45_read(bp, phy, | |
7566 | MDIO_PCS_DEVAD, MDIO_PCS_REG_STATUS, &val2); | |
7567 | DP(NETIF_MSG_LINK, "KR PCS status 0x%x\n", val2); | |
7568 | ||
7569 | bnx2x_cl45_read(bp, phy, | |
7570 | MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val2); | |
7571 | bnx2x_cl45_read(bp, phy, | |
7572 | MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val1); | |
7573 | link_up = ((val1 & 4) == 4); | |
7574 | DP(NETIF_MSG_LINK, "PMA_REG_STATUS=0x%x\n", val1); | |
7575 | ||
7576 | if (link_up && | |
7577 | ((phy->req_line_speed != SPEED_10000))) { | |
7578 | if (bnx2x_8073_xaui_wa(bp, phy) != 0) | |
7579 | return 0; | |
62b29a5d | 7580 | } |
de6eae1f YR |
7581 | bnx2x_cl45_read(bp, phy, |
7582 | MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS, &an1000_status); | |
7583 | bnx2x_cl45_read(bp, phy, | |
7584 | MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS, &an1000_status); | |
62b29a5d | 7585 | |
de6eae1f YR |
7586 | /* Check the link status on 1.1.2 */ |
7587 | bnx2x_cl45_read(bp, phy, | |
7588 | MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val2); | |
7589 | bnx2x_cl45_read(bp, phy, | |
7590 | MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val1); | |
7591 | DP(NETIF_MSG_LINK, "KR PMA status 0x%x->0x%x," | |
7592 | "an_link_status=0x%x\n", val2, val1, an1000_status); | |
62b29a5d | 7593 | |
de6eae1f YR |
7594 | link_up = (((val1 & 4) == 4) || (an1000_status & (1<<1))); |
7595 | if (link_up && bnx2x_8073_is_snr_needed(bp, phy)) { | |
8f73f0b9 | 7596 | /* The SNR will improve about 2dbby changing the BW and FEE main |
2cf7acf9 YR |
7597 | * tap. The 1st write to change FFE main tap is set before |
7598 | * restart AN. Change PLL Bandwidth in EDC register | |
7599 | */ | |
62b29a5d | 7600 | bnx2x_cl45_write(bp, phy, |
de6eae1f YR |
7601 | MDIO_PMA_DEVAD, MDIO_PMA_REG_PLL_BANDWIDTH, |
7602 | 0x26BC); | |
62b29a5d | 7603 | |
de6eae1f | 7604 | /* Change CDR Bandwidth in EDC register */ |
62b29a5d | 7605 | bnx2x_cl45_write(bp, phy, |
de6eae1f YR |
7606 | MDIO_PMA_DEVAD, MDIO_PMA_REG_CDR_BANDWIDTH, |
7607 | 0x0333); | |
7608 | } | |
7609 | bnx2x_cl45_read(bp, phy, | |
7610 | MDIO_PMA_DEVAD, MDIO_PMA_REG_8073_SPEED_LINK_STATUS, | |
7611 | &link_status); | |
62b29a5d | 7612 | |
de6eae1f YR |
7613 | /* Bits 0..2 --> speed detected, bits 13..15--> link is down */ |
7614 | if ((link_status & (1<<2)) && (!(link_status & (1<<15)))) { | |
7615 | link_up = 1; | |
7616 | vars->line_speed = SPEED_10000; | |
7617 | DP(NETIF_MSG_LINK, "port %x: External link up in 10G\n", | |
7618 | params->port); | |
7619 | } else if ((link_status & (1<<1)) && (!(link_status & (1<<14)))) { | |
7620 | link_up = 1; | |
7621 | vars->line_speed = SPEED_2500; | |
7622 | DP(NETIF_MSG_LINK, "port %x: External link up in 2.5G\n", | |
7623 | params->port); | |
7624 | } else if ((link_status & (1<<0)) && (!(link_status & (1<<13)))) { | |
7625 | link_up = 1; | |
7626 | vars->line_speed = SPEED_1000; | |
7627 | DP(NETIF_MSG_LINK, "port %x: External link up in 1G\n", | |
7628 | params->port); | |
7629 | } else { | |
7630 | link_up = 0; | |
7631 | DP(NETIF_MSG_LINK, "port %x: External link is down\n", | |
7632 | params->port); | |
62b29a5d | 7633 | } |
de6eae1f YR |
7634 | |
7635 | if (link_up) { | |
74d7a119 YR |
7636 | /* Swap polarity if required */ |
7637 | if (params->lane_config & | |
7638 | PORT_HW_CFG_SWAP_PHY_POLARITY_ENABLED) { | |
7639 | /* Configure the 8073 to swap P and N of the KR lines */ | |
7640 | bnx2x_cl45_read(bp, phy, | |
7641 | MDIO_XS_DEVAD, | |
7642 | MDIO_XS_REG_8073_RX_CTRL_PCIE, &val1); | |
8f73f0b9 | 7643 | /* Set bit 3 to invert Rx in 1G mode and clear this bit |
2cf7acf9 YR |
7644 | * when it`s in 10G mode. |
7645 | */ | |
74d7a119 YR |
7646 | if (vars->line_speed == SPEED_1000) { |
7647 | DP(NETIF_MSG_LINK, "Swapping 1G polarity for" | |
7648 | "the 8073\n"); | |
7649 | val1 |= (1<<3); | |
7650 | } else | |
7651 | val1 &= ~(1<<3); | |
7652 | ||
7653 | bnx2x_cl45_write(bp, phy, | |
7654 | MDIO_XS_DEVAD, | |
7655 | MDIO_XS_REG_8073_RX_CTRL_PCIE, | |
7656 | val1); | |
7657 | } | |
de6eae1f YR |
7658 | bnx2x_ext_phy_10G_an_resolve(bp, phy, vars); |
7659 | bnx2x_8073_resolve_fc(phy, params, vars); | |
791f18c0 | 7660 | vars->duplex = DUPLEX_FULL; |
de6eae1f | 7661 | } |
9e7e8399 MY |
7662 | |
7663 | if (vars->link_status & LINK_STATUS_AUTO_NEGOTIATE_COMPLETE) { | |
7664 | bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, | |
7665 | MDIO_AN_REG_LP_AUTO_NEG2, &val1); | |
7666 | ||
7667 | if (val1 & (1<<5)) | |
7668 | vars->link_status |= | |
7669 | LINK_STATUS_LINK_PARTNER_1000TFD_CAPABLE; | |
7670 | if (val1 & (1<<7)) | |
7671 | vars->link_status |= | |
7672 | LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE; | |
7673 | } | |
7674 | ||
de6eae1f | 7675 | return link_up; |
b7737c9b YR |
7676 | } |
7677 | ||
de6eae1f YR |
7678 | static void bnx2x_8073_link_reset(struct bnx2x_phy *phy, |
7679 | struct link_params *params) | |
7680 | { | |
7681 | struct bnx2x *bp = params->bp; | |
7682 | u8 gpio_port; | |
f2e0899f DK |
7683 | if (CHIP_IS_E2(bp)) |
7684 | gpio_port = BP_PATH(bp); | |
7685 | else | |
7686 | gpio_port = params->port; | |
de6eae1f YR |
7687 | DP(NETIF_MSG_LINK, "Setting 8073 port %d into low power mode\n", |
7688 | gpio_port); | |
7689 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, | |
cd88ccee YR |
7690 | MISC_REGISTERS_GPIO_OUTPUT_LOW, |
7691 | gpio_port); | |
de6eae1f YR |
7692 | } |
7693 | ||
7694 | /******************************************************************/ | |
7695 | /* BCM8705 PHY SECTION */ | |
7696 | /******************************************************************/ | |
fcf5b650 YR |
7697 | static int bnx2x_8705_config_init(struct bnx2x_phy *phy, |
7698 | struct link_params *params, | |
7699 | struct link_vars *vars) | |
b7737c9b YR |
7700 | { |
7701 | struct bnx2x *bp = params->bp; | |
de6eae1f | 7702 | DP(NETIF_MSG_LINK, "init 8705\n"); |
b7737c9b YR |
7703 | /* Restore normal power mode*/ |
7704 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, | |
cd88ccee | 7705 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, params->port); |
de6eae1f YR |
7706 | /* HW reset */ |
7707 | bnx2x_ext_phy_hw_reset(bp, params->port); | |
7708 | bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0xa040); | |
6d870c39 | 7709 | bnx2x_wait_reset_complete(bp, phy, params); |
b7737c9b | 7710 | |
de6eae1f YR |
7711 | bnx2x_cl45_write(bp, phy, |
7712 | MDIO_PMA_DEVAD, MDIO_PMA_REG_MISC_CTRL, 0x8288); | |
7713 | bnx2x_cl45_write(bp, phy, | |
7714 | MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER, 0x7fbf); | |
7715 | bnx2x_cl45_write(bp, phy, | |
7716 | MDIO_PMA_DEVAD, MDIO_PMA_REG_CMU_PLL_BYPASS, 0x0100); | |
7717 | bnx2x_cl45_write(bp, phy, | |
7718 | MDIO_WIS_DEVAD, MDIO_WIS_REG_LASI_CNTL, 0x1); | |
7719 | /* BCM8705 doesn't have microcode, hence the 0 */ | |
7720 | bnx2x_save_spirom_version(bp, params->port, params->shmem_base, 0); | |
7721 | return 0; | |
7722 | } | |
4d295db0 | 7723 | |
de6eae1f YR |
7724 | static u8 bnx2x_8705_read_status(struct bnx2x_phy *phy, |
7725 | struct link_params *params, | |
7726 | struct link_vars *vars) | |
7727 | { | |
7728 | u8 link_up = 0; | |
7729 | u16 val1, rx_sd; | |
7730 | struct bnx2x *bp = params->bp; | |
7731 | DP(NETIF_MSG_LINK, "read status 8705\n"); | |
7732 | bnx2x_cl45_read(bp, phy, | |
7733 | MDIO_WIS_DEVAD, MDIO_WIS_REG_LASI_STATUS, &val1); | |
7734 | DP(NETIF_MSG_LINK, "8705 LASI status 0x%x\n", val1); | |
62b29a5d | 7735 | |
de6eae1f YR |
7736 | bnx2x_cl45_read(bp, phy, |
7737 | MDIO_WIS_DEVAD, MDIO_WIS_REG_LASI_STATUS, &val1); | |
7738 | DP(NETIF_MSG_LINK, "8705 LASI status 0x%x\n", val1); | |
62b29a5d | 7739 | |
de6eae1f YR |
7740 | bnx2x_cl45_read(bp, phy, |
7741 | MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_SD, &rx_sd); | |
c2c8b03e | 7742 | |
de6eae1f YR |
7743 | bnx2x_cl45_read(bp, phy, |
7744 | MDIO_PMA_DEVAD, 0xc809, &val1); | |
7745 | bnx2x_cl45_read(bp, phy, | |
7746 | MDIO_PMA_DEVAD, 0xc809, &val1); | |
c2c8b03e | 7747 | |
de6eae1f YR |
7748 | DP(NETIF_MSG_LINK, "8705 1.c809 val=0x%x\n", val1); |
7749 | link_up = ((rx_sd & 0x1) && (val1 & (1<<9)) && ((val1 & (1<<8)) == 0)); | |
7750 | if (link_up) { | |
7751 | vars->line_speed = SPEED_10000; | |
7752 | bnx2x_ext_phy_resolve_fc(phy, params, vars); | |
62b29a5d | 7753 | } |
de6eae1f YR |
7754 | return link_up; |
7755 | } | |
d90d96ba | 7756 | |
de6eae1f YR |
7757 | /******************************************************************/ |
7758 | /* SFP+ module Section */ | |
7759 | /******************************************************************/ | |
85242eea YR |
7760 | static void bnx2x_set_disable_pmd_transmit(struct link_params *params, |
7761 | struct bnx2x_phy *phy, | |
7762 | u8 pmd_dis) | |
7763 | { | |
7764 | struct bnx2x *bp = params->bp; | |
8f73f0b9 | 7765 | /* Disable transmitter only for bootcodes which can enable it afterwards |
85242eea YR |
7766 | * (for D3 link) |
7767 | */ | |
7768 | if (pmd_dis) { | |
7769 | if (params->feature_config_flags & | |
7770 | FEATURE_CONFIG_BC_SUPPORTS_SFP_TX_DISABLED) | |
7771 | DP(NETIF_MSG_LINK, "Disabling PMD transmitter\n"); | |
7772 | else { | |
7773 | DP(NETIF_MSG_LINK, "NOT disabling PMD transmitter\n"); | |
7774 | return; | |
7775 | } | |
7776 | } else | |
7777 | DP(NETIF_MSG_LINK, "Enabling PMD transmitter\n"); | |
7778 | bnx2x_cl45_write(bp, phy, | |
7779 | MDIO_PMA_DEVAD, | |
7780 | MDIO_PMA_REG_TX_DISABLE, pmd_dis); | |
7781 | } | |
7782 | ||
a8db5b4c YR |
7783 | static u8 bnx2x_get_gpio_port(struct link_params *params) |
7784 | { | |
7785 | u8 gpio_port; | |
7786 | u32 swap_val, swap_override; | |
7787 | struct bnx2x *bp = params->bp; | |
7788 | if (CHIP_IS_E2(bp)) | |
7789 | gpio_port = BP_PATH(bp); | |
7790 | else | |
7791 | gpio_port = params->port; | |
7792 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); | |
7793 | swap_override = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); | |
7794 | return gpio_port ^ (swap_val && swap_override); | |
7795 | } | |
3c9ada22 YR |
7796 | |
7797 | static void bnx2x_sfp_e1e2_set_transmitter(struct link_params *params, | |
7798 | struct bnx2x_phy *phy, | |
7799 | u8 tx_en) | |
de6eae1f YR |
7800 | { |
7801 | u16 val; | |
a8db5b4c YR |
7802 | u8 port = params->port; |
7803 | struct bnx2x *bp = params->bp; | |
7804 | u32 tx_en_mode; | |
d90d96ba | 7805 | |
de6eae1f | 7806 | /* Disable/Enable transmitter ( TX laser of the SFP+ module.)*/ |
a8db5b4c YR |
7807 | tx_en_mode = REG_RD(bp, params->shmem_base + |
7808 | offsetof(struct shmem_region, | |
7809 | dev_info.port_hw_config[port].sfp_ctrl)) & | |
7810 | PORT_HW_CFG_TX_LASER_MASK; | |
7811 | DP(NETIF_MSG_LINK, "Setting transmitter tx_en=%x for port %x " | |
7812 | "mode = %x\n", tx_en, port, tx_en_mode); | |
7813 | switch (tx_en_mode) { | |
7814 | case PORT_HW_CFG_TX_LASER_MDIO: | |
d90d96ba | 7815 | |
a8db5b4c YR |
7816 | bnx2x_cl45_read(bp, phy, |
7817 | MDIO_PMA_DEVAD, | |
7818 | MDIO_PMA_REG_PHY_IDENTIFIER, | |
7819 | &val); | |
b7737c9b | 7820 | |
a8db5b4c YR |
7821 | if (tx_en) |
7822 | val &= ~(1<<15); | |
7823 | else | |
7824 | val |= (1<<15); | |
7825 | ||
7826 | bnx2x_cl45_write(bp, phy, | |
7827 | MDIO_PMA_DEVAD, | |
7828 | MDIO_PMA_REG_PHY_IDENTIFIER, | |
7829 | val); | |
7830 | break; | |
7831 | case PORT_HW_CFG_TX_LASER_GPIO0: | |
7832 | case PORT_HW_CFG_TX_LASER_GPIO1: | |
7833 | case PORT_HW_CFG_TX_LASER_GPIO2: | |
7834 | case PORT_HW_CFG_TX_LASER_GPIO3: | |
7835 | { | |
7836 | u16 gpio_pin; | |
7837 | u8 gpio_port, gpio_mode; | |
7838 | if (tx_en) | |
7839 | gpio_mode = MISC_REGISTERS_GPIO_OUTPUT_HIGH; | |
7840 | else | |
7841 | gpio_mode = MISC_REGISTERS_GPIO_OUTPUT_LOW; | |
7842 | ||
7843 | gpio_pin = tx_en_mode - PORT_HW_CFG_TX_LASER_GPIO0; | |
7844 | gpio_port = bnx2x_get_gpio_port(params); | |
7845 | bnx2x_set_gpio(bp, gpio_pin, gpio_mode, gpio_port); | |
7846 | break; | |
7847 | } | |
7848 | default: | |
7849 | DP(NETIF_MSG_LINK, "Invalid TX_LASER_MDIO 0x%x\n", tx_en_mode); | |
7850 | break; | |
7851 | } | |
b7737c9b YR |
7852 | } |
7853 | ||
3c9ada22 YR |
7854 | static void bnx2x_sfp_set_transmitter(struct link_params *params, |
7855 | struct bnx2x_phy *phy, | |
7856 | u8 tx_en) | |
7857 | { | |
7858 | struct bnx2x *bp = params->bp; | |
7859 | DP(NETIF_MSG_LINK, "Setting SFP+ transmitter to %d\n", tx_en); | |
7860 | if (CHIP_IS_E3(bp)) | |
7861 | bnx2x_sfp_e3_set_transmitter(params, phy, tx_en); | |
7862 | else | |
7863 | bnx2x_sfp_e1e2_set_transmitter(params, phy, tx_en); | |
7864 | } | |
7865 | ||
fcf5b650 YR |
7866 | static int bnx2x_8726_read_sfp_module_eeprom(struct bnx2x_phy *phy, |
7867 | struct link_params *params, | |
669d6996 YR |
7868 | u8 dev_addr, u16 addr, u8 byte_cnt, |
7869 | u8 *o_buf, u8 is_init) | |
b7737c9b YR |
7870 | { |
7871 | struct bnx2x *bp = params->bp; | |
de6eae1f YR |
7872 | u16 val = 0; |
7873 | u16 i; | |
24ea818e | 7874 | if (byte_cnt > SFP_EEPROM_PAGE_SIZE) { |
94f05b0f JP |
7875 | DP(NETIF_MSG_LINK, |
7876 | "Reading from eeprom is limited to 0xf\n"); | |
de6eae1f YR |
7877 | return -EINVAL; |
7878 | } | |
7879 | /* Set the read command byte count */ | |
62b29a5d | 7880 | bnx2x_cl45_write(bp, phy, |
de6eae1f | 7881 | MDIO_PMA_DEVAD, MDIO_PMA_REG_SFP_TWO_WIRE_BYTE_CNT, |
669d6996 | 7882 | (byte_cnt | (dev_addr << 8))); |
ea4e040a | 7883 | |
de6eae1f YR |
7884 | /* Set the read command address */ |
7885 | bnx2x_cl45_write(bp, phy, | |
7886 | MDIO_PMA_DEVAD, MDIO_PMA_REG_SFP_TWO_WIRE_MEM_ADDR, | |
cd88ccee | 7887 | addr); |
ea4e040a | 7888 | |
de6eae1f | 7889 | /* Activate read command */ |
62b29a5d | 7890 | bnx2x_cl45_write(bp, phy, |
de6eae1f | 7891 | MDIO_PMA_DEVAD, MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, |
cd88ccee | 7892 | 0x2c0f); |
ea4e040a | 7893 | |
de6eae1f YR |
7894 | /* Wait up to 500us for command complete status */ |
7895 | for (i = 0; i < 100; i++) { | |
7896 | bnx2x_cl45_read(bp, phy, | |
cd88ccee YR |
7897 | MDIO_PMA_DEVAD, |
7898 | MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val); | |
de6eae1f YR |
7899 | if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) == |
7900 | MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE) | |
7901 | break; | |
7902 | udelay(5); | |
62b29a5d | 7903 | } |
62b29a5d | 7904 | |
de6eae1f YR |
7905 | if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) != |
7906 | MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE) { | |
7907 | DP(NETIF_MSG_LINK, | |
7908 | "Got bad status 0x%x when reading from SFP+ EEPROM\n", | |
7909 | (val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK)); | |
7910 | return -EINVAL; | |
62b29a5d | 7911 | } |
e10bc84d | 7912 | |
de6eae1f YR |
7913 | /* Read the buffer */ |
7914 | for (i = 0; i < byte_cnt; i++) { | |
62b29a5d | 7915 | bnx2x_cl45_read(bp, phy, |
cd88ccee YR |
7916 | MDIO_PMA_DEVAD, |
7917 | MDIO_PMA_REG_8726_TWO_WIRE_DATA_BUF + i, &val); | |
de6eae1f | 7918 | o_buf[i] = (u8)(val & MDIO_PMA_REG_8726_TWO_WIRE_DATA_MASK); |
62b29a5d | 7919 | } |
6bbca910 | 7920 | |
de6eae1f YR |
7921 | for (i = 0; i < 100; i++) { |
7922 | bnx2x_cl45_read(bp, phy, | |
cd88ccee YR |
7923 | MDIO_PMA_DEVAD, |
7924 | MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val); | |
de6eae1f YR |
7925 | if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) == |
7926 | MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_IDLE) | |
6f38ad93 | 7927 | return 0; |
503976e9 | 7928 | usleep_range(1000, 2000); |
de6eae1f YR |
7929 | } |
7930 | return -EINVAL; | |
b7737c9b | 7931 | } |
4d295db0 | 7932 | |
50a29845 | 7933 | static void bnx2x_warpcore_power_module(struct link_params *params, |
50a29845 YM |
7934 | u8 power) |
7935 | { | |
7936 | u32 pin_cfg; | |
7937 | struct bnx2x *bp = params->bp; | |
7938 | ||
7939 | pin_cfg = (REG_RD(bp, params->shmem_base + | |
7940 | offsetof(struct shmem_region, | |
7941 | dev_info.port_hw_config[params->port].e3_sfp_ctrl)) & | |
7942 | PORT_HW_CFG_E3_PWR_DIS_MASK) >> | |
7943 | PORT_HW_CFG_E3_PWR_DIS_SHIFT; | |
7944 | ||
7945 | if (pin_cfg == PIN_CFG_NA) | |
7946 | return; | |
7947 | DP(NETIF_MSG_LINK, "Setting SFP+ module power to %d using pin cfg %d\n", | |
7948 | power, pin_cfg); | |
7949 | /* Low ==> corresponding SFP+ module is powered | |
7950 | * high ==> the SFP+ module is powered down | |
7951 | */ | |
7952 | bnx2x_set_cfg_pin(bp, pin_cfg, power ^ 1); | |
7953 | } | |
3c9ada22 YR |
7954 | static int bnx2x_warpcore_read_sfp_module_eeprom(struct bnx2x_phy *phy, |
7955 | struct link_params *params, | |
669d6996 | 7956 | u8 dev_addr, |
3c9ada22 | 7957 | u16 addr, u8 byte_cnt, |
e82041df | 7958 | u8 *o_buf, u8 is_init) |
3c9ada22 YR |
7959 | { |
7960 | int rc = 0; | |
7961 | u8 i, j = 0, cnt = 0; | |
7962 | u32 data_array[4]; | |
7963 | u16 addr32; | |
7964 | struct bnx2x *bp = params->bp; | |
24ea818e YM |
7965 | |
7966 | if (byte_cnt > SFP_EEPROM_PAGE_SIZE) { | |
94f05b0f JP |
7967 | DP(NETIF_MSG_LINK, |
7968 | "Reading from eeprom is limited to 16 bytes\n"); | |
3c9ada22 YR |
7969 | return -EINVAL; |
7970 | } | |
7971 | ||
7972 | /* 4 byte aligned address */ | |
7973 | addr32 = addr & (~0x3); | |
7974 | do { | |
e82041df | 7975 | if ((!is_init) && (cnt == I2C_WA_PWR_ITER)) { |
5a1fbf40 | 7976 | bnx2x_warpcore_power_module(params, 0); |
50a29845 | 7977 | /* Note that 100us are not enough here */ |
e82041df | 7978 | usleep_range(1000, 2000); |
5a1fbf40 | 7979 | bnx2x_warpcore_power_module(params, 1); |
50a29845 | 7980 | } |
d67710ff | 7981 | rc = bnx2x_bsc_read(params, bp, dev_addr, addr32, 0, byte_cnt, |
3c9ada22 YR |
7982 | data_array); |
7983 | } while ((rc != 0) && (++cnt < I2C_WA_RETRY_CNT)); | |
7984 | ||
7985 | if (rc == 0) { | |
7986 | for (i = (addr - addr32); i < byte_cnt + (addr - addr32); i++) { | |
7987 | o_buf[j] = *((u8 *)data_array + i); | |
7988 | j++; | |
7989 | } | |
7990 | } | |
7991 | ||
7992 | return rc; | |
7993 | } | |
7994 | ||
fcf5b650 YR |
7995 | static int bnx2x_8727_read_sfp_module_eeprom(struct bnx2x_phy *phy, |
7996 | struct link_params *params, | |
669d6996 YR |
7997 | u8 dev_addr, u16 addr, u8 byte_cnt, |
7998 | u8 *o_buf, u8 is_init) | |
b7737c9b | 7999 | { |
b7737c9b | 8000 | struct bnx2x *bp = params->bp; |
de6eae1f | 8001 | u16 val, i; |
ea4e040a | 8002 | |
24ea818e | 8003 | if (byte_cnt > SFP_EEPROM_PAGE_SIZE) { |
94f05b0f JP |
8004 | DP(NETIF_MSG_LINK, |
8005 | "Reading from eeprom is limited to 0xf\n"); | |
de6eae1f YR |
8006 | return -EINVAL; |
8007 | } | |
4d295db0 | 8008 | |
669d6996 YR |
8009 | /* Set 2-wire transfer rate of SFP+ module EEPROM |
8010 | * to 100Khz since some DACs(direct attached cables) do | |
8011 | * not work at 400Khz. | |
8012 | */ | |
8013 | bnx2x_cl45_write(bp, phy, | |
8014 | MDIO_PMA_DEVAD, | |
8015 | MDIO_PMA_REG_8727_TWO_WIRE_SLAVE_ADDR, | |
8016 | ((dev_addr << 8) | 1)); | |
8017 | ||
de6eae1f YR |
8018 | /* Need to read from 1.8000 to clear it */ |
8019 | bnx2x_cl45_read(bp, phy, | |
cd88ccee YR |
8020 | MDIO_PMA_DEVAD, |
8021 | MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, | |
8022 | &val); | |
4d295db0 | 8023 | |
de6eae1f | 8024 | /* Set the read command byte count */ |
62b29a5d | 8025 | bnx2x_cl45_write(bp, phy, |
cd88ccee YR |
8026 | MDIO_PMA_DEVAD, |
8027 | MDIO_PMA_REG_SFP_TWO_WIRE_BYTE_CNT, | |
8028 | ((byte_cnt < 2) ? 2 : byte_cnt)); | |
ea4e040a | 8029 | |
de6eae1f | 8030 | /* Set the read command address */ |
62b29a5d | 8031 | bnx2x_cl45_write(bp, phy, |
cd88ccee YR |
8032 | MDIO_PMA_DEVAD, |
8033 | MDIO_PMA_REG_SFP_TWO_WIRE_MEM_ADDR, | |
8034 | addr); | |
de6eae1f | 8035 | /* Set the destination address */ |
62b29a5d | 8036 | bnx2x_cl45_write(bp, phy, |
cd88ccee YR |
8037 | MDIO_PMA_DEVAD, |
8038 | 0x8004, | |
8039 | MDIO_PMA_REG_8727_TWO_WIRE_DATA_BUF); | |
62b29a5d | 8040 | |
de6eae1f | 8041 | /* Activate read command */ |
62b29a5d | 8042 | bnx2x_cl45_write(bp, phy, |
cd88ccee YR |
8043 | MDIO_PMA_DEVAD, |
8044 | MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, | |
8045 | 0x8002); | |
8f73f0b9 | 8046 | /* Wait appropriate time for two-wire command to finish before |
2cf7acf9 YR |
8047 | * polling the status register |
8048 | */ | |
503976e9 | 8049 | usleep_range(1000, 2000); |
4d295db0 | 8050 | |
de6eae1f YR |
8051 | /* Wait up to 500us for command complete status */ |
8052 | for (i = 0; i < 100; i++) { | |
62b29a5d | 8053 | bnx2x_cl45_read(bp, phy, |
cd88ccee YR |
8054 | MDIO_PMA_DEVAD, |
8055 | MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val); | |
de6eae1f YR |
8056 | if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) == |
8057 | MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE) | |
8058 | break; | |
8059 | udelay(5); | |
62b29a5d | 8060 | } |
4d295db0 | 8061 | |
de6eae1f YR |
8062 | if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) != |
8063 | MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE) { | |
8064 | DP(NETIF_MSG_LINK, | |
8065 | "Got bad status 0x%x when reading from SFP+ EEPROM\n", | |
8066 | (val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK)); | |
65a001ba | 8067 | return -EFAULT; |
de6eae1f | 8068 | } |
62b29a5d | 8069 | |
de6eae1f YR |
8070 | /* Read the buffer */ |
8071 | for (i = 0; i < byte_cnt; i++) { | |
8072 | bnx2x_cl45_read(bp, phy, | |
cd88ccee YR |
8073 | MDIO_PMA_DEVAD, |
8074 | MDIO_PMA_REG_8727_TWO_WIRE_DATA_BUF + i, &val); | |
de6eae1f YR |
8075 | o_buf[i] = (u8)(val & MDIO_PMA_REG_8727_TWO_WIRE_DATA_MASK); |
8076 | } | |
4d295db0 | 8077 | |
de6eae1f YR |
8078 | for (i = 0; i < 100; i++) { |
8079 | bnx2x_cl45_read(bp, phy, | |
cd88ccee YR |
8080 | MDIO_PMA_DEVAD, |
8081 | MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val); | |
de6eae1f YR |
8082 | if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) == |
8083 | MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_IDLE) | |
6f38ad93 | 8084 | return 0; |
503976e9 | 8085 | usleep_range(1000, 2000); |
62b29a5d YR |
8086 | } |
8087 | ||
de6eae1f | 8088 | return -EINVAL; |
b7737c9b | 8089 | } |
fcf5b650 | 8090 | int bnx2x_read_sfp_module_eeprom(struct bnx2x_phy *phy, |
669d6996 YR |
8091 | struct link_params *params, u8 dev_addr, |
8092 | u16 addr, u16 byte_cnt, u8 *o_buf) | |
b7737c9b | 8093 | { |
669d6996 YR |
8094 | int rc = 0; |
8095 | struct bnx2x *bp = params->bp; | |
8096 | u8 xfer_size; | |
8097 | u8 *user_data = o_buf; | |
8098 | read_sfp_module_eeprom_func_p read_func; | |
8099 | ||
8100 | if ((dev_addr != 0xa0) && (dev_addr != 0xa2)) { | |
8101 | DP(NETIF_MSG_LINK, "invalid dev_addr 0x%x\n", dev_addr); | |
8102 | return -EINVAL; | |
8103 | } | |
8104 | ||
e4d78f12 YR |
8105 | switch (phy->type) { |
8106 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: | |
669d6996 YR |
8107 | read_func = bnx2x_8726_read_sfp_module_eeprom; |
8108 | break; | |
e4d78f12 YR |
8109 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727: |
8110 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8722: | |
669d6996 YR |
8111 | read_func = bnx2x_8727_read_sfp_module_eeprom; |
8112 | break; | |
3c9ada22 | 8113 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: |
669d6996 YR |
8114 | read_func = bnx2x_warpcore_read_sfp_module_eeprom; |
8115 | break; | |
8116 | default: | |
8117 | return -EOPNOTSUPP; | |
8118 | } | |
8119 | ||
8120 | while (!rc && (byte_cnt > 0)) { | |
8121 | xfer_size = (byte_cnt > SFP_EEPROM_PAGE_SIZE) ? | |
8122 | SFP_EEPROM_PAGE_SIZE : byte_cnt; | |
8123 | rc = read_func(phy, params, dev_addr, addr, xfer_size, | |
8124 | user_data, 0); | |
8125 | byte_cnt -= xfer_size; | |
8126 | user_data += xfer_size; | |
8127 | addr += xfer_size; | |
e4d78f12 YR |
8128 | } |
8129 | return rc; | |
b7737c9b YR |
8130 | } |
8131 | ||
fcf5b650 YR |
8132 | static int bnx2x_get_edc_mode(struct bnx2x_phy *phy, |
8133 | struct link_params *params, | |
8134 | u16 *edc_mode) | |
b7737c9b YR |
8135 | { |
8136 | struct bnx2x *bp = params->bp; | |
1ac9e428 | 8137 | u32 sync_offset = 0, phy_idx, media_types; |
6e9e5644 | 8138 | u8 val[SFP_EEPROM_FC_TX_TECH_ADDR + 1], check_limiting_mode = 0; |
de6eae1f | 8139 | *edc_mode = EDC_MODE_LIMITING; |
1ac9e428 | 8140 | phy->media_type = ETH_PHY_UNSPECIFIED; |
de6eae1f YR |
8141 | /* First check for copper cable */ |
8142 | if (bnx2x_read_sfp_module_eeprom(phy, | |
8143 | params, | |
669d6996 | 8144 | I2C_DEV_ADDR_A0, |
6e9e5644 YR |
8145 | 0, |
8146 | SFP_EEPROM_FC_TX_TECH_ADDR + 1, | |
dbef807e | 8147 | (u8 *)val) != 0) { |
de6eae1f YR |
8148 | DP(NETIF_MSG_LINK, "Failed to read from SFP+ module EEPROM\n"); |
8149 | return -EINVAL; | |
8150 | } | |
6e9e5644 YR |
8151 | params->link_attr_sync &= ~LINK_SFP_EEPROM_COMP_CODE_MASK; |
8152 | params->link_attr_sync |= val[SFP_EEPROM_10G_COMP_CODE_ADDR] << | |
8153 | LINK_SFP_EEPROM_COMP_CODE_SHIFT; | |
8154 | bnx2x_update_link_attr(params, params->link_attr_sync); | |
8155 | switch (val[SFP_EEPROM_CON_TYPE_ADDR]) { | |
de6eae1f YR |
8156 | case SFP_EEPROM_CON_TYPE_VAL_COPPER: |
8157 | { | |
8158 | u8 copper_module_type; | |
1ac9e428 | 8159 | phy->media_type = ETH_PHY_DA_TWINAX; |
8f73f0b9 | 8160 | /* Check if its active cable (includes SFP+ module) |
2cf7acf9 YR |
8161 | * of passive cable |
8162 | */ | |
6e9e5644 | 8163 | copper_module_type = val[SFP_EEPROM_FC_TX_TECH_ADDR]; |
4f60dab1 | 8164 | |
de6eae1f YR |
8165 | if (copper_module_type & |
8166 | SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_ACTIVE) { | |
8167 | DP(NETIF_MSG_LINK, "Active Copper cable detected\n"); | |
869952e3 YR |
8168 | if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) |
8169 | *edc_mode = EDC_MODE_ACTIVE_DAC; | |
8170 | else | |
8171 | check_limiting_mode = 1; | |
e803d33a YR |
8172 | } else { |
8173 | *edc_mode = EDC_MODE_PASSIVE_DAC; | |
8174 | /* Even in case PASSIVE_DAC indication is not set, | |
8175 | * treat it as a passive DAC cable, since some cables | |
8176 | * don't have this indication. | |
8177 | */ | |
8178 | if (copper_module_type & | |
8179 | SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_PASSIVE) { | |
94f05b0f JP |
8180 | DP(NETIF_MSG_LINK, |
8181 | "Passive Copper cable detected\n"); | |
e803d33a YR |
8182 | } else { |
8183 | DP(NETIF_MSG_LINK, | |
8184 | "Unknown copper-cable-type\n"); | |
8185 | } | |
de6eae1f YR |
8186 | } |
8187 | break; | |
62b29a5d | 8188 | } |
6e9e5644 | 8189 | case SFP_EEPROM_CON_TYPE_VAL_UNKNOWN: |
de6eae1f | 8190 | case SFP_EEPROM_CON_TYPE_VAL_LC: |
b807c748 | 8191 | case SFP_EEPROM_CON_TYPE_VAL_RJ45: |
de6eae1f | 8192 | check_limiting_mode = 1; |
c9cdc74d | 8193 | if (((val[SFP_EEPROM_10G_COMP_CODE_ADDR] & |
6e9e5644 YR |
8194 | (SFP_EEPROM_10G_COMP_CODE_SR_MASK | |
8195 | SFP_EEPROM_10G_COMP_CODE_LR_MASK | | |
c9cdc74d YR |
8196 | SFP_EEPROM_10G_COMP_CODE_LRM_MASK)) == 0) && |
8197 | (val[SFP_EEPROM_1G_COMP_CODE_ADDR] != 0)) { | |
b807c748 | 8198 | DP(NETIF_MSG_LINK, "1G SFP module detected\n"); |
dbef807e | 8199 | phy->media_type = ETH_PHY_SFP_1G_FIBER; |
b807c748 | 8200 | if (phy->req_line_speed != SPEED_1000) { |
6e9e5644 | 8201 | u8 gport = params->port; |
b807c748 YR |
8202 | phy->req_line_speed = SPEED_1000; |
8203 | if (!CHIP_IS_E1x(bp)) { | |
8204 | gport = BP_PATH(bp) + | |
8205 | (params->port << 1); | |
8206 | } | |
8207 | netdev_err(bp->dev, | |
8208 | "Warning: Link speed was forced to 1000Mbps. Current SFP module in port %d is not compliant with 10G Ethernet\n", | |
8209 | gport); | |
8210 | } | |
6e9e5644 YR |
8211 | if (val[SFP_EEPROM_1G_COMP_CODE_ADDR] & |
8212 | SFP_EEPROM_1G_COMP_CODE_BASE_T) { | |
8213 | bnx2x_sfp_set_transmitter(params, phy, 0); | |
8214 | msleep(40); | |
8215 | bnx2x_sfp_set_transmitter(params, phy, 1); | |
8216 | } | |
dbef807e YM |
8217 | } else { |
8218 | int idx, cfg_idx = 0; | |
8219 | DP(NETIF_MSG_LINK, "10G Optic module detected\n"); | |
8220 | for (idx = INT_PHY; idx < MAX_PHYS; idx++) { | |
8221 | if (params->phy[idx].type == phy->type) { | |
8222 | cfg_idx = LINK_CONFIG_IDX(idx); | |
8223 | break; | |
8224 | } | |
8225 | } | |
8226 | phy->media_type = ETH_PHY_SFPP_10G_FIBER; | |
8227 | phy->req_line_speed = params->req_line_speed[cfg_idx]; | |
8228 | } | |
de6eae1f YR |
8229 | break; |
8230 | default: | |
8231 | DP(NETIF_MSG_LINK, "Unable to determine module type 0x%x !!!\n", | |
6e9e5644 | 8232 | val[SFP_EEPROM_CON_TYPE_ADDR]); |
de6eae1f | 8233 | return -EINVAL; |
62b29a5d | 8234 | } |
1ac9e428 YR |
8235 | sync_offset = params->shmem_base + |
8236 | offsetof(struct shmem_region, | |
8237 | dev_info.port_hw_config[params->port].media_type); | |
8238 | media_types = REG_RD(bp, sync_offset); | |
8239 | /* Update media type for non-PMF sync */ | |
8240 | for (phy_idx = INT_PHY; phy_idx < MAX_PHYS; phy_idx++) { | |
8241 | if (&(params->phy[phy_idx]) == phy) { | |
8242 | media_types &= ~(PORT_HW_CFG_MEDIA_TYPE_PHY0_MASK << | |
8243 | (PORT_HW_CFG_MEDIA_TYPE_PHY1_SHIFT * phy_idx)); | |
8244 | media_types |= ((phy->media_type & | |
8245 | PORT_HW_CFG_MEDIA_TYPE_PHY0_MASK) << | |
8246 | (PORT_HW_CFG_MEDIA_TYPE_PHY1_SHIFT * phy_idx)); | |
8247 | break; | |
8248 | } | |
8249 | } | |
8250 | REG_WR(bp, sync_offset, media_types); | |
de6eae1f YR |
8251 | if (check_limiting_mode) { |
8252 | u8 options[SFP_EEPROM_OPTIONS_SIZE]; | |
8253 | if (bnx2x_read_sfp_module_eeprom(phy, | |
8254 | params, | |
669d6996 | 8255 | I2C_DEV_ADDR_A0, |
de6eae1f YR |
8256 | SFP_EEPROM_OPTIONS_ADDR, |
8257 | SFP_EEPROM_OPTIONS_SIZE, | |
8258 | options) != 0) { | |
94f05b0f JP |
8259 | DP(NETIF_MSG_LINK, |
8260 | "Failed to read Option field from module EEPROM\n"); | |
de6eae1f YR |
8261 | return -EINVAL; |
8262 | } | |
8263 | if ((options[0] & SFP_EEPROM_OPTIONS_LINEAR_RX_OUT_MASK)) | |
8264 | *edc_mode = EDC_MODE_LINEAR; | |
8265 | else | |
8266 | *edc_mode = EDC_MODE_LIMITING; | |
62b29a5d | 8267 | } |
de6eae1f | 8268 | DP(NETIF_MSG_LINK, "EDC mode is set to 0x%x\n", *edc_mode); |
62b29a5d | 8269 | return 0; |
b7737c9b | 8270 | } |
8f73f0b9 | 8271 | /* This function read the relevant field from the module (SFP+), and verify it |
2cf7acf9 YR |
8272 | * is compliant with this board |
8273 | */ | |
fcf5b650 YR |
8274 | static int bnx2x_verify_sfp_module(struct bnx2x_phy *phy, |
8275 | struct link_params *params) | |
b7737c9b YR |
8276 | { |
8277 | struct bnx2x *bp = params->bp; | |
a22f0788 YR |
8278 | u32 val, cmd; |
8279 | u32 fw_resp, fw_cmd_param; | |
de6eae1f YR |
8280 | char vendor_name[SFP_EEPROM_VENDOR_NAME_SIZE+1]; |
8281 | char vendor_pn[SFP_EEPROM_PART_NO_SIZE+1]; | |
a22f0788 | 8282 | phy->flags &= ~FLAGS_SFP_NOT_APPROVED; |
de6eae1f YR |
8283 | val = REG_RD(bp, params->shmem_base + |
8284 | offsetof(struct shmem_region, dev_info. | |
8285 | port_feature_config[params->port].config)); | |
8286 | if ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) == | |
8287 | PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_NO_ENFORCEMENT) { | |
8288 | DP(NETIF_MSG_LINK, "NOT enforcing module verification\n"); | |
8289 | return 0; | |
8290 | } | |
ea4e040a | 8291 | |
a22f0788 YR |
8292 | if (params->feature_config_flags & |
8293 | FEATURE_CONFIG_BC_SUPPORTS_DUAL_PHY_OPT_MDL_VRFY) { | |
8294 | /* Use specific phy request */ | |
8295 | cmd = DRV_MSG_CODE_VRFY_SPECIFIC_PHY_OPT_MDL; | |
8296 | } else if (params->feature_config_flags & | |
8297 | FEATURE_CONFIG_BC_SUPPORTS_OPT_MDL_VRFY) { | |
8298 | /* Use first phy request only in case of non-dual media*/ | |
8299 | if (DUAL_MEDIA(params)) { | |
94f05b0f JP |
8300 | DP(NETIF_MSG_LINK, |
8301 | "FW does not support OPT MDL verification\n"); | |
a22f0788 YR |
8302 | return -EINVAL; |
8303 | } | |
8304 | cmd = DRV_MSG_CODE_VRFY_FIRST_PHY_OPT_MDL; | |
8305 | } else { | |
8306 | /* No support in OPT MDL detection */ | |
94f05b0f JP |
8307 | DP(NETIF_MSG_LINK, |
8308 | "FW does not support OPT MDL verification\n"); | |
de6eae1f YR |
8309 | return -EINVAL; |
8310 | } | |
523224a3 | 8311 | |
a22f0788 YR |
8312 | fw_cmd_param = FW_PARAM_SET(phy->addr, phy->type, phy->mdio_ctrl); |
8313 | fw_resp = bnx2x_fw_command(bp, cmd, fw_cmd_param); | |
de6eae1f YR |
8314 | if (fw_resp == FW_MSG_CODE_VRFY_OPT_MDL_SUCCESS) { |
8315 | DP(NETIF_MSG_LINK, "Approved module\n"); | |
8316 | return 0; | |
8317 | } | |
b7737c9b | 8318 | |
d231023e | 8319 | /* Format the warning message */ |
de6eae1f YR |
8320 | if (bnx2x_read_sfp_module_eeprom(phy, |
8321 | params, | |
669d6996 | 8322 | I2C_DEV_ADDR_A0, |
cd88ccee YR |
8323 | SFP_EEPROM_VENDOR_NAME_ADDR, |
8324 | SFP_EEPROM_VENDOR_NAME_SIZE, | |
8325 | (u8 *)vendor_name)) | |
de6eae1f YR |
8326 | vendor_name[0] = '\0'; |
8327 | else | |
8328 | vendor_name[SFP_EEPROM_VENDOR_NAME_SIZE] = '\0'; | |
8329 | if (bnx2x_read_sfp_module_eeprom(phy, | |
8330 | params, | |
669d6996 | 8331 | I2C_DEV_ADDR_A0, |
cd88ccee YR |
8332 | SFP_EEPROM_PART_NO_ADDR, |
8333 | SFP_EEPROM_PART_NO_SIZE, | |
8334 | (u8 *)vendor_pn)) | |
de6eae1f YR |
8335 | vendor_pn[0] = '\0'; |
8336 | else | |
8337 | vendor_pn[SFP_EEPROM_PART_NO_SIZE] = '\0'; | |
8338 | ||
6d870c39 YR |
8339 | netdev_err(bp->dev, "Warning: Unqualified SFP+ module detected," |
8340 | " Port %d from %s part number %s\n", | |
8341 | params->port, vendor_name, vendor_pn); | |
59a2e53b YR |
8342 | if ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) != |
8343 | PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_WARNING_MSG) | |
8344 | phy->flags |= FLAGS_SFP_NOT_APPROVED; | |
de6eae1f | 8345 | return -EINVAL; |
b7737c9b | 8346 | } |
7aa0711f | 8347 | |
fcf5b650 YR |
8348 | static int bnx2x_wait_for_sfp_module_initialized(struct bnx2x_phy *phy, |
8349 | struct link_params *params) | |
7aa0711f | 8350 | |
4d295db0 | 8351 | { |
de6eae1f | 8352 | u8 val; |
e82041df | 8353 | int rc; |
4d295db0 | 8354 | struct bnx2x *bp = params->bp; |
de6eae1f | 8355 | u16 timeout; |
8f73f0b9 | 8356 | /* Initialization time after hot-plug may take up to 300ms for |
2cf7acf9 YR |
8357 | * some phys type ( e.g. JDSU ) |
8358 | */ | |
8359 | ||
de6eae1f | 8360 | for (timeout = 0; timeout < 60; timeout++) { |
e82041df | 8361 | if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) |
669d6996 YR |
8362 | rc = bnx2x_warpcore_read_sfp_module_eeprom( |
8363 | phy, params, I2C_DEV_ADDR_A0, 1, 1, &val, | |
8364 | 1); | |
e82041df | 8365 | else |
669d6996 YR |
8366 | rc = bnx2x_read_sfp_module_eeprom(phy, params, |
8367 | I2C_DEV_ADDR_A0, | |
8368 | 1, 1, &val); | |
e82041df | 8369 | if (rc == 0) { |
94f05b0f JP |
8370 | DP(NETIF_MSG_LINK, |
8371 | "SFP+ module initialization took %d ms\n", | |
8372 | timeout * 5); | |
de6eae1f YR |
8373 | return 0; |
8374 | } | |
d231023e | 8375 | usleep_range(5000, 10000); |
de6eae1f | 8376 | } |
669d6996 YR |
8377 | rc = bnx2x_read_sfp_module_eeprom(phy, params, I2C_DEV_ADDR_A0, |
8378 | 1, 1, &val); | |
e82041df | 8379 | return rc; |
de6eae1f | 8380 | } |
4d295db0 | 8381 | |
de6eae1f YR |
8382 | static void bnx2x_8727_power_module(struct bnx2x *bp, |
8383 | struct bnx2x_phy *phy, | |
8384 | u8 is_power_up) { | |
8385 | /* Make sure GPIOs are not using for LED mode */ | |
8386 | u16 val; | |
8f73f0b9 | 8387 | /* In the GPIO register, bit 4 is use to determine if the GPIOs are |
de6eae1f YR |
8388 | * operating as INPUT or as OUTPUT. Bit 1 is for input, and 0 for |
8389 | * output | |
3c9ada22 YR |
8390 | * Bits 0-1 determine the GPIOs value for OUTPUT in case bit 4 val is 0 |
8391 | * Bits 8-9 determine the GPIOs value for INPUT in case bit 4 val is 1 | |
de6eae1f YR |
8392 | * where the 1st bit is the over-current(only input), and 2nd bit is |
8393 | * for power( only output ) | |
2cf7acf9 | 8394 | * |
de6eae1f YR |
8395 | * In case of NOC feature is disabled and power is up, set GPIO control |
8396 | * as input to enable listening of over-current indication | |
8397 | */ | |
8398 | if (phy->flags & FLAGS_NOC) | |
8399 | return; | |
27d02432 | 8400 | if (is_power_up) |
de6eae1f YR |
8401 | val = (1<<4); |
8402 | else | |
8f73f0b9 | 8403 | /* Set GPIO control to OUTPUT, and set the power bit |
de6eae1f YR |
8404 | * to according to the is_power_up |
8405 | */ | |
27d02432 | 8406 | val = (1<<1); |
4d295db0 | 8407 | |
de6eae1f YR |
8408 | bnx2x_cl45_write(bp, phy, |
8409 | MDIO_PMA_DEVAD, | |
8410 | MDIO_PMA_REG_8727_GPIO_CTRL, | |
8411 | val); | |
8412 | } | |
4d295db0 | 8413 | |
fcf5b650 YR |
8414 | static int bnx2x_8726_set_limiting_mode(struct bnx2x *bp, |
8415 | struct bnx2x_phy *phy, | |
8416 | u16 edc_mode) | |
de6eae1f YR |
8417 | { |
8418 | u16 cur_limiting_mode; | |
4d295db0 | 8419 | |
de6eae1f | 8420 | bnx2x_cl45_read(bp, phy, |
cd88ccee YR |
8421 | MDIO_PMA_DEVAD, |
8422 | MDIO_PMA_REG_ROM_VER2, | |
8423 | &cur_limiting_mode); | |
de6eae1f YR |
8424 | DP(NETIF_MSG_LINK, "Current Limiting mode is 0x%x\n", |
8425 | cur_limiting_mode); | |
8426 | ||
8427 | if (edc_mode == EDC_MODE_LIMITING) { | |
cd88ccee | 8428 | DP(NETIF_MSG_LINK, "Setting LIMITING MODE\n"); |
e10bc84d | 8429 | bnx2x_cl45_write(bp, phy, |
62b29a5d | 8430 | MDIO_PMA_DEVAD, |
de6eae1f YR |
8431 | MDIO_PMA_REG_ROM_VER2, |
8432 | EDC_MODE_LIMITING); | |
8433 | } else { /* LRM mode ( default )*/ | |
4d295db0 | 8434 | |
de6eae1f | 8435 | DP(NETIF_MSG_LINK, "Setting LRM MODE\n"); |
4d295db0 | 8436 | |
8f73f0b9 | 8437 | /* Changing to LRM mode takes quite few seconds. So do it only |
2cf7acf9 YR |
8438 | * if current mode is limiting (default is LRM) |
8439 | */ | |
de6eae1f YR |
8440 | if (cur_limiting_mode != EDC_MODE_LIMITING) |
8441 | return 0; | |
4d295db0 | 8442 | |
de6eae1f | 8443 | bnx2x_cl45_write(bp, phy, |
cd88ccee YR |
8444 | MDIO_PMA_DEVAD, |
8445 | MDIO_PMA_REG_LRM_MODE, | |
8446 | 0); | |
de6eae1f | 8447 | bnx2x_cl45_write(bp, phy, |
cd88ccee YR |
8448 | MDIO_PMA_DEVAD, |
8449 | MDIO_PMA_REG_ROM_VER2, | |
8450 | 0x128); | |
de6eae1f | 8451 | bnx2x_cl45_write(bp, phy, |
cd88ccee YR |
8452 | MDIO_PMA_DEVAD, |
8453 | MDIO_PMA_REG_MISC_CTRL0, | |
8454 | 0x4008); | |
de6eae1f | 8455 | bnx2x_cl45_write(bp, phy, |
cd88ccee YR |
8456 | MDIO_PMA_DEVAD, |
8457 | MDIO_PMA_REG_LRM_MODE, | |
8458 | 0xaaaa); | |
4d295db0 | 8459 | } |
de6eae1f | 8460 | return 0; |
4d295db0 EG |
8461 | } |
8462 | ||
fcf5b650 YR |
8463 | static int bnx2x_8727_set_limiting_mode(struct bnx2x *bp, |
8464 | struct bnx2x_phy *phy, | |
8465 | u16 edc_mode) | |
ea4e040a | 8466 | { |
de6eae1f YR |
8467 | u16 phy_identifier; |
8468 | u16 rom_ver2_val; | |
62b29a5d | 8469 | bnx2x_cl45_read(bp, phy, |
cd88ccee YR |
8470 | MDIO_PMA_DEVAD, |
8471 | MDIO_PMA_REG_PHY_IDENTIFIER, | |
8472 | &phy_identifier); | |
ea4e040a | 8473 | |
de6eae1f | 8474 | bnx2x_cl45_write(bp, phy, |
cd88ccee YR |
8475 | MDIO_PMA_DEVAD, |
8476 | MDIO_PMA_REG_PHY_IDENTIFIER, | |
8477 | (phy_identifier & ~(1<<9))); | |
ea4e040a | 8478 | |
62b29a5d | 8479 | bnx2x_cl45_read(bp, phy, |
cd88ccee YR |
8480 | MDIO_PMA_DEVAD, |
8481 | MDIO_PMA_REG_ROM_VER2, | |
8482 | &rom_ver2_val); | |
de6eae1f YR |
8483 | /* Keep the MSB 8-bits, and set the LSB 8-bits with the edc_mode */ |
8484 | bnx2x_cl45_write(bp, phy, | |
cd88ccee YR |
8485 | MDIO_PMA_DEVAD, |
8486 | MDIO_PMA_REG_ROM_VER2, | |
8487 | (rom_ver2_val & 0xff00) | (edc_mode & 0x00ff)); | |
4d295db0 | 8488 | |
de6eae1f | 8489 | bnx2x_cl45_write(bp, phy, |
cd88ccee YR |
8490 | MDIO_PMA_DEVAD, |
8491 | MDIO_PMA_REG_PHY_IDENTIFIER, | |
8492 | (phy_identifier | (1<<9))); | |
4d295db0 | 8493 | |
de6eae1f | 8494 | return 0; |
b7737c9b | 8495 | } |
ea4e040a | 8496 | |
a22f0788 YR |
8497 | static void bnx2x_8727_specific_func(struct bnx2x_phy *phy, |
8498 | struct link_params *params, | |
8499 | u32 action) | |
8500 | { | |
8501 | struct bnx2x *bp = params->bp; | |
5c107fda | 8502 | u16 val; |
a22f0788 YR |
8503 | switch (action) { |
8504 | case DISABLE_TX: | |
a8db5b4c | 8505 | bnx2x_sfp_set_transmitter(params, phy, 0); |
a22f0788 YR |
8506 | break; |
8507 | case ENABLE_TX: | |
8508 | if (!(phy->flags & FLAGS_SFP_NOT_APPROVED)) | |
a8db5b4c | 8509 | bnx2x_sfp_set_transmitter(params, phy, 1); |
a22f0788 | 8510 | break; |
5c107fda YR |
8511 | case PHY_INIT: |
8512 | bnx2x_cl45_write(bp, phy, | |
8513 | MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXCTRL, | |
8514 | (1<<2) | (1<<5)); | |
8515 | bnx2x_cl45_write(bp, phy, | |
8516 | MDIO_PMA_DEVAD, MDIO_PMA_LASI_TXCTRL, | |
8517 | 0); | |
8518 | bnx2x_cl45_write(bp, phy, | |
8519 | MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL, 0x0006); | |
8520 | /* Make MOD_ABS give interrupt on change */ | |
8521 | bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, | |
8522 | MDIO_PMA_REG_8727_PCS_OPT_CTRL, | |
8523 | &val); | |
8524 | val |= (1<<12); | |
8525 | if (phy->flags & FLAGS_NOC) | |
8526 | val |= (3<<5); | |
8527 | /* Set 8727 GPIOs to input to allow reading from the 8727 GPIO0 | |
8528 | * status which reflect SFP+ module over-current | |
8529 | */ | |
8530 | if (!(phy->flags & FLAGS_NOC)) | |
8531 | val &= 0xff8f; /* Reset bits 4-6 */ | |
8532 | bnx2x_cl45_write(bp, phy, | |
8533 | MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_PCS_OPT_CTRL, | |
8534 | val); | |
5c107fda | 8535 | break; |
a22f0788 YR |
8536 | default: |
8537 | DP(NETIF_MSG_LINK, "Function 0x%x not supported by 8727\n", | |
8538 | action); | |
8539 | return; | |
8540 | } | |
8541 | } | |
8542 | ||
3c9ada22 | 8543 | static void bnx2x_set_e1e2_module_fault_led(struct link_params *params, |
a8db5b4c YR |
8544 | u8 gpio_mode) |
8545 | { | |
8546 | struct bnx2x *bp = params->bp; | |
8547 | ||
8548 | u32 fault_led_gpio = REG_RD(bp, params->shmem_base + | |
8549 | offsetof(struct shmem_region, | |
8550 | dev_info.port_hw_config[params->port].sfp_ctrl)) & | |
8551 | PORT_HW_CFG_FAULT_MODULE_LED_MASK; | |
8552 | switch (fault_led_gpio) { | |
8553 | case PORT_HW_CFG_FAULT_MODULE_LED_DISABLED: | |
8554 | return; | |
8555 | case PORT_HW_CFG_FAULT_MODULE_LED_GPIO0: | |
8556 | case PORT_HW_CFG_FAULT_MODULE_LED_GPIO1: | |
8557 | case PORT_HW_CFG_FAULT_MODULE_LED_GPIO2: | |
8558 | case PORT_HW_CFG_FAULT_MODULE_LED_GPIO3: | |
8559 | { | |
8560 | u8 gpio_port = bnx2x_get_gpio_port(params); | |
8561 | u16 gpio_pin = fault_led_gpio - | |
8562 | PORT_HW_CFG_FAULT_MODULE_LED_GPIO0; | |
8563 | DP(NETIF_MSG_LINK, "Set fault module-detected led " | |
8564 | "pin %x port %x mode %x\n", | |
8565 | gpio_pin, gpio_port, gpio_mode); | |
8566 | bnx2x_set_gpio(bp, gpio_pin, gpio_mode, gpio_port); | |
8567 | } | |
8568 | break; | |
8569 | default: | |
8570 | DP(NETIF_MSG_LINK, "Error: Invalid fault led mode 0x%x\n", | |
8571 | fault_led_gpio); | |
8572 | } | |
8573 | } | |
8574 | ||
3c9ada22 YR |
8575 | static void bnx2x_set_e3_module_fault_led(struct link_params *params, |
8576 | u8 gpio_mode) | |
8577 | { | |
8578 | u32 pin_cfg; | |
8579 | u8 port = params->port; | |
8580 | struct bnx2x *bp = params->bp; | |
8581 | pin_cfg = (REG_RD(bp, params->shmem_base + | |
8582 | offsetof(struct shmem_region, | |
8583 | dev_info.port_hw_config[port].e3_sfp_ctrl)) & | |
8584 | PORT_HW_CFG_E3_FAULT_MDL_LED_MASK) >> | |
8585 | PORT_HW_CFG_E3_FAULT_MDL_LED_SHIFT; | |
8586 | DP(NETIF_MSG_LINK, "Setting Fault LED to %d using pin cfg %d\n", | |
8587 | gpio_mode, pin_cfg); | |
8588 | bnx2x_set_cfg_pin(bp, pin_cfg, gpio_mode); | |
8589 | } | |
8590 | ||
8591 | static void bnx2x_set_sfp_module_fault_led(struct link_params *params, | |
8592 | u8 gpio_mode) | |
8593 | { | |
8594 | struct bnx2x *bp = params->bp; | |
8595 | DP(NETIF_MSG_LINK, "Setting SFP+ module fault LED to %d\n", gpio_mode); | |
8596 | if (CHIP_IS_E3(bp)) { | |
8f73f0b9 | 8597 | /* Low ==> if SFP+ module is supported otherwise |
3c9ada22 YR |
8598 | * High ==> if SFP+ module is not on the approved vendor list |
8599 | */ | |
8600 | bnx2x_set_e3_module_fault_led(params, gpio_mode); | |
8601 | } else | |
8602 | bnx2x_set_e1e2_module_fault_led(params, gpio_mode); | |
8603 | } | |
8604 | ||
985848f8 YR |
8605 | static void bnx2x_warpcore_hw_reset(struct bnx2x_phy *phy, |
8606 | struct link_params *params) | |
8607 | { | |
b76070b4 | 8608 | struct bnx2x *bp = params->bp; |
5a1fbf40 | 8609 | bnx2x_warpcore_power_module(params, 0); |
b76070b4 YR |
8610 | /* Put Warpcore in low power mode */ |
8611 | REG_WR(bp, MISC_REG_WC0_RESET, 0x0c0e); | |
8612 | ||
8613 | /* Put LCPLL in low power mode */ | |
8614 | REG_WR(bp, MISC_REG_LCPLL_E40_PWRDWN, 1); | |
8615 | REG_WR(bp, MISC_REG_LCPLL_E40_RESETB_ANA, 0); | |
8616 | REG_WR(bp, MISC_REG_LCPLL_E40_RESETB_DIG, 0); | |
985848f8 YR |
8617 | } |
8618 | ||
e4d78f12 YR |
8619 | static void bnx2x_power_sfp_module(struct link_params *params, |
8620 | struct bnx2x_phy *phy, | |
8621 | u8 power) | |
8622 | { | |
8623 | struct bnx2x *bp = params->bp; | |
8624 | DP(NETIF_MSG_LINK, "Setting SFP+ power to %x\n", power); | |
8625 | ||
8626 | switch (phy->type) { | |
8627 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727: | |
8628 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8722: | |
8629 | bnx2x_8727_power_module(params->bp, phy, power); | |
8630 | break; | |
3c9ada22 | 8631 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: |
5a1fbf40 | 8632 | bnx2x_warpcore_power_module(params, power); |
3c9ada22 YR |
8633 | break; |
8634 | default: | |
8635 | break; | |
8636 | } | |
8637 | } | |
8638 | static void bnx2x_warpcore_set_limiting_mode(struct link_params *params, | |
8639 | struct bnx2x_phy *phy, | |
8640 | u16 edc_mode) | |
8641 | { | |
8642 | u16 val = 0; | |
8643 | u16 mode = MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE_DEFAULT; | |
8644 | struct bnx2x *bp = params->bp; | |
8645 | ||
8646 | u8 lane = bnx2x_get_warpcore_lane(phy, params); | |
8647 | /* This is a global register which controls all lanes */ | |
8648 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, | |
8649 | MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE, &val); | |
8650 | val &= ~(0xf << (lane << 2)); | |
8651 | ||
8652 | switch (edc_mode) { | |
8653 | case EDC_MODE_LINEAR: | |
8654 | case EDC_MODE_LIMITING: | |
8655 | mode = MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE_DEFAULT; | |
8656 | break; | |
8657 | case EDC_MODE_PASSIVE_DAC: | |
869952e3 | 8658 | case EDC_MODE_ACTIVE_DAC: |
3c9ada22 YR |
8659 | mode = MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE_SFP_DAC; |
8660 | break; | |
e4d78f12 YR |
8661 | default: |
8662 | break; | |
8663 | } | |
3c9ada22 YR |
8664 | |
8665 | val |= (mode << (lane << 2)); | |
8666 | bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD, | |
8667 | MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE, val); | |
8668 | /* A must read */ | |
8669 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, | |
8670 | MDIO_WC_REG_UC_INFO_B1_FIRMWARE_MODE, &val); | |
8671 | ||
19af03a3 YR |
8672 | /* Restart microcode to re-read the new mode */ |
8673 | bnx2x_warpcore_reset_lane(bp, phy, 1); | |
8674 | bnx2x_warpcore_reset_lane(bp, phy, 0); | |
3c9ada22 | 8675 | |
e4d78f12 YR |
8676 | } |
8677 | ||
8678 | static void bnx2x_set_limiting_mode(struct link_params *params, | |
8679 | struct bnx2x_phy *phy, | |
8680 | u16 edc_mode) | |
8681 | { | |
8682 | switch (phy->type) { | |
8683 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: | |
8684 | bnx2x_8726_set_limiting_mode(params->bp, phy, edc_mode); | |
8685 | break; | |
8686 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727: | |
8687 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8722: | |
8688 | bnx2x_8727_set_limiting_mode(params->bp, phy, edc_mode); | |
8689 | break; | |
3c9ada22 YR |
8690 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: |
8691 | bnx2x_warpcore_set_limiting_mode(params, phy, edc_mode); | |
8692 | break; | |
e4d78f12 YR |
8693 | } |
8694 | } | |
8695 | ||
8d448b86 | 8696 | static int bnx2x_sfp_module_detection(struct bnx2x_phy *phy, |
8697 | struct link_params *params) | |
b7737c9b | 8698 | { |
b7737c9b | 8699 | struct bnx2x *bp = params->bp; |
de6eae1f | 8700 | u16 edc_mode; |
fcf5b650 | 8701 | int rc = 0; |
ea4e040a | 8702 | |
de6eae1f YR |
8703 | u32 val = REG_RD(bp, params->shmem_base + |
8704 | offsetof(struct shmem_region, dev_info. | |
8705 | port_feature_config[params->port].config)); | |
5a1fbf40 YR |
8706 | /* Enabled transmitter by default */ |
8707 | bnx2x_sfp_set_transmitter(params, phy, 1); | |
de6eae1f YR |
8708 | DP(NETIF_MSG_LINK, "SFP+ module plugged in/out detected on port %d\n", |
8709 | params->port); | |
e4d78f12 YR |
8710 | /* Power up module */ |
8711 | bnx2x_power_sfp_module(params, phy, 1); | |
de6eae1f YR |
8712 | if (bnx2x_get_edc_mode(phy, params, &edc_mode) != 0) { |
8713 | DP(NETIF_MSG_LINK, "Failed to get valid module type\n"); | |
8714 | return -EINVAL; | |
cd88ccee | 8715 | } else if (bnx2x_verify_sfp_module(phy, params) != 0) { |
d231023e | 8716 | /* Check SFP+ module compatibility */ |
de6eae1f YR |
8717 | DP(NETIF_MSG_LINK, "Module verification failed!!\n"); |
8718 | rc = -EINVAL; | |
8719 | /* Turn on fault module-detected led */ | |
a8db5b4c YR |
8720 | bnx2x_set_sfp_module_fault_led(params, |
8721 | MISC_REGISTERS_GPIO_HIGH); | |
8722 | ||
e4d78f12 YR |
8723 | /* Check if need to power down the SFP+ module */ |
8724 | if ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) == | |
8725 | PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_POWER_DOWN) { | |
de6eae1f | 8726 | DP(NETIF_MSG_LINK, "Shutdown SFP+ module!!\n"); |
e4d78f12 | 8727 | bnx2x_power_sfp_module(params, phy, 0); |
de6eae1f YR |
8728 | return rc; |
8729 | } | |
8730 | } else { | |
8731 | /* Turn off fault module-detected led */ | |
a8db5b4c | 8732 | bnx2x_set_sfp_module_fault_led(params, MISC_REGISTERS_GPIO_LOW); |
62b29a5d | 8733 | } |
b7737c9b | 8734 | |
8f73f0b9 | 8735 | /* Check and set limiting mode / LRM mode on 8726. On 8727 it |
2cf7acf9 YR |
8736 | * is done automatically |
8737 | */ | |
e4d78f12 YR |
8738 | bnx2x_set_limiting_mode(params, phy, edc_mode); |
8739 | ||
5a1fbf40 YR |
8740 | /* Disable transmit for this module if the module is not approved, and |
8741 | * laser needs to be disabled. | |
de6eae1f | 8742 | */ |
5a1fbf40 YR |
8743 | if ((rc) && |
8744 | ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) == | |
8745 | PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_DISABLE_TX_LASER)) | |
a8db5b4c | 8746 | bnx2x_sfp_set_transmitter(params, phy, 0); |
b7737c9b | 8747 | |
de6eae1f YR |
8748 | return rc; |
8749 | } | |
8750 | ||
8751 | void bnx2x_handle_module_detect_int(struct link_params *params) | |
b7737c9b YR |
8752 | { |
8753 | struct bnx2x *bp = params->bp; | |
3c9ada22 | 8754 | struct bnx2x_phy *phy; |
de6eae1f | 8755 | u32 gpio_val; |
3c9ada22 | 8756 | u8 gpio_num, gpio_port; |
5a1fbf40 | 8757 | if (CHIP_IS_E3(bp)) { |
3c9ada22 | 8758 | phy = ¶ms->phy[INT_PHY]; |
5a1fbf40 YR |
8759 | /* Always enable TX laser,will be disabled in case of fault */ |
8760 | bnx2x_sfp_set_transmitter(params, phy, 1); | |
8761 | } else { | |
3c9ada22 | 8762 | phy = ¶ms->phy[EXT_PHY1]; |
5a1fbf40 | 8763 | } |
3c9ada22 YR |
8764 | if (bnx2x_get_mod_abs_int_cfg(bp, params->chip_id, params->shmem_base, |
8765 | params->port, &gpio_num, &gpio_port) == | |
8766 | -EINVAL) { | |
8767 | DP(NETIF_MSG_LINK, "Failed to get MOD_ABS interrupt config\n"); | |
8768 | return; | |
8769 | } | |
4d295db0 | 8770 | |
de6eae1f | 8771 | /* Set valid module led off */ |
a8db5b4c | 8772 | bnx2x_set_sfp_module_fault_led(params, MISC_REGISTERS_GPIO_HIGH); |
4d295db0 | 8773 | |
2cf7acf9 | 8774 | /* Get current gpio val reflecting module plugged in / out*/ |
3c9ada22 | 8775 | gpio_val = bnx2x_get_gpio(bp, gpio_num, gpio_port); |
62b29a5d | 8776 | |
de6eae1f YR |
8777 | /* Call the handling function in case module is detected */ |
8778 | if (gpio_val == 0) { | |
55386fe8 | 8779 | bnx2x_set_mdio_emac_per_phy(bp, params); |
dbef807e YM |
8780 | bnx2x_set_aer_mmd(params, phy); |
8781 | ||
e4d78f12 | 8782 | bnx2x_power_sfp_module(params, phy, 1); |
3c9ada22 | 8783 | bnx2x_set_gpio_int(bp, gpio_num, |
de6eae1f | 8784 | MISC_REGISTERS_GPIO_INT_OUTPUT_CLR, |
3c9ada22 | 8785 | gpio_port); |
dbef807e | 8786 | if (bnx2x_wait_for_sfp_module_initialized(phy, params) == 0) { |
de6eae1f | 8787 | bnx2x_sfp_module_detection(phy, params); |
dbef807e YM |
8788 | if (CHIP_IS_E3(bp)) { |
8789 | u16 rx_tx_in_reset; | |
8790 | /* In case WC is out of reset, reconfigure the | |
8791 | * link speed while taking into account 1G | |
8792 | * module limitation. | |
8793 | */ | |
8794 | bnx2x_cl45_read(bp, phy, | |
8795 | MDIO_WC_DEVAD, | |
8796 | MDIO_WC_REG_DIGITAL5_MISC6, | |
8797 | &rx_tx_in_reset); | |
d9169323 YR |
8798 | if ((!rx_tx_in_reset) && |
8799 | (params->link_flags & | |
8800 | PHY_INITIALIZED)) { | |
dbef807e YM |
8801 | bnx2x_warpcore_reset_lane(bp, phy, 1); |
8802 | bnx2x_warpcore_config_sfi(phy, params); | |
8803 | bnx2x_warpcore_reset_lane(bp, phy, 0); | |
8804 | } | |
8805 | } | |
8806 | } else { | |
de6eae1f | 8807 | DP(NETIF_MSG_LINK, "SFP+ module is not initialized\n"); |
dbef807e | 8808 | } |
de6eae1f | 8809 | } else { |
3c9ada22 | 8810 | bnx2x_set_gpio_int(bp, gpio_num, |
de6eae1f | 8811 | MISC_REGISTERS_GPIO_INT_OUTPUT_SET, |
3c9ada22 | 8812 | gpio_port); |
8f73f0b9 | 8813 | /* Module was plugged out. |
2cf7acf9 YR |
8814 | * Disable transmit for this module |
8815 | */ | |
1ac9e428 | 8816 | phy->media_type = ETH_PHY_NOT_PRESENT; |
62b29a5d | 8817 | } |
de6eae1f | 8818 | } |
62b29a5d | 8819 | |
c688fe2f YR |
8820 | /******************************************************************/ |
8821 | /* Used by 8706 and 8727 */ | |
8822 | /******************************************************************/ | |
8823 | static void bnx2x_sfp_mask_fault(struct bnx2x *bp, | |
8824 | struct bnx2x_phy *phy, | |
8825 | u16 alarm_status_offset, | |
8826 | u16 alarm_ctrl_offset) | |
8827 | { | |
8828 | u16 alarm_status, val; | |
8829 | bnx2x_cl45_read(bp, phy, | |
8830 | MDIO_PMA_DEVAD, alarm_status_offset, | |
8831 | &alarm_status); | |
8832 | bnx2x_cl45_read(bp, phy, | |
8833 | MDIO_PMA_DEVAD, alarm_status_offset, | |
8834 | &alarm_status); | |
8835 | /* Mask or enable the fault event. */ | |
8836 | bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, alarm_ctrl_offset, &val); | |
8837 | if (alarm_status & (1<<0)) | |
8838 | val &= ~(1<<0); | |
8839 | else | |
8840 | val |= (1<<0); | |
8841 | bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, alarm_ctrl_offset, val); | |
8842 | } | |
de6eae1f YR |
8843 | /******************************************************************/ |
8844 | /* common BCM8706/BCM8726 PHY SECTION */ | |
8845 | /******************************************************************/ | |
8846 | static u8 bnx2x_8706_8726_read_status(struct bnx2x_phy *phy, | |
8847 | struct link_params *params, | |
8848 | struct link_vars *vars) | |
8849 | { | |
8850 | u8 link_up = 0; | |
8851 | u16 val1, val2, rx_sd, pcs_status; | |
8852 | struct bnx2x *bp = params->bp; | |
8853 | DP(NETIF_MSG_LINK, "XGXS 8706/8726\n"); | |
8854 | /* Clear RX Alarm*/ | |
62b29a5d | 8855 | bnx2x_cl45_read(bp, phy, |
60d2fe03 | 8856 | MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXSTAT, &val2); |
c688fe2f | 8857 | |
60d2fe03 YR |
8858 | bnx2x_sfp_mask_fault(bp, phy, MDIO_PMA_LASI_TXSTAT, |
8859 | MDIO_PMA_LASI_TXCTRL); | |
c688fe2f | 8860 | |
d231023e | 8861 | /* Clear LASI indication*/ |
de6eae1f | 8862 | bnx2x_cl45_read(bp, phy, |
60d2fe03 | 8863 | MDIO_PMA_DEVAD, MDIO_PMA_LASI_STAT, &val1); |
de6eae1f | 8864 | bnx2x_cl45_read(bp, phy, |
60d2fe03 | 8865 | MDIO_PMA_DEVAD, MDIO_PMA_LASI_STAT, &val2); |
de6eae1f | 8866 | DP(NETIF_MSG_LINK, "8706/8726 LASI status 0x%x--> 0x%x\n", val1, val2); |
62b29a5d YR |
8867 | |
8868 | bnx2x_cl45_read(bp, phy, | |
de6eae1f YR |
8869 | MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_SD, &rx_sd); |
8870 | bnx2x_cl45_read(bp, phy, | |
8871 | MDIO_PCS_DEVAD, MDIO_PCS_REG_STATUS, &pcs_status); | |
8872 | bnx2x_cl45_read(bp, phy, | |
8873 | MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS, &val2); | |
8874 | bnx2x_cl45_read(bp, phy, | |
8875 | MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS, &val2); | |
62b29a5d | 8876 | |
de6eae1f YR |
8877 | DP(NETIF_MSG_LINK, "8706/8726 rx_sd 0x%x pcs_status 0x%x 1Gbps" |
8878 | " link_status 0x%x\n", rx_sd, pcs_status, val2); | |
8f73f0b9 | 8879 | /* Link is up if both bit 0 of pmd_rx_sd and bit 0 of pcs_status |
2cf7acf9 | 8880 | * are set, or if the autoneg bit 1 is set |
de6eae1f YR |
8881 | */ |
8882 | link_up = ((rx_sd & pcs_status & 0x1) || (val2 & (1<<1))); | |
8883 | if (link_up) { | |
8884 | if (val2 & (1<<1)) | |
8885 | vars->line_speed = SPEED_1000; | |
8886 | else | |
8887 | vars->line_speed = SPEED_10000; | |
62b29a5d | 8888 | bnx2x_ext_phy_resolve_fc(phy, params, vars); |
791f18c0 | 8889 | vars->duplex = DUPLEX_FULL; |
de6eae1f | 8890 | } |
c688fe2f YR |
8891 | |
8892 | /* Capture 10G link fault. Read twice to clear stale value. */ | |
8893 | if (vars->line_speed == SPEED_10000) { | |
8894 | bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, | |
60d2fe03 | 8895 | MDIO_PMA_LASI_TXSTAT, &val1); |
c688fe2f | 8896 | bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, |
60d2fe03 | 8897 | MDIO_PMA_LASI_TXSTAT, &val1); |
c688fe2f YR |
8898 | if (val1 & (1<<0)) |
8899 | vars->fault_detected = 1; | |
8900 | } | |
8901 | ||
62b29a5d | 8902 | return link_up; |
b7737c9b | 8903 | } |
62b29a5d | 8904 | |
de6eae1f YR |
8905 | /******************************************************************/ |
8906 | /* BCM8706 PHY SECTION */ | |
8907 | /******************************************************************/ | |
8908 | static u8 bnx2x_8706_config_init(struct bnx2x_phy *phy, | |
b7737c9b YR |
8909 | struct link_params *params, |
8910 | struct link_vars *vars) | |
8911 | { | |
a8db5b4c YR |
8912 | u32 tx_en_mode; |
8913 | u16 cnt, val, tmp1; | |
b7737c9b | 8914 | struct bnx2x *bp = params->bp; |
3deb8167 | 8915 | |
de6eae1f | 8916 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, |
cd88ccee | 8917 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, params->port); |
de6eae1f YR |
8918 | /* HW reset */ |
8919 | bnx2x_ext_phy_hw_reset(bp, params->port); | |
8920 | bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0xa040); | |
6d870c39 | 8921 | bnx2x_wait_reset_complete(bp, phy, params); |
ea4e040a | 8922 | |
de6eae1f YR |
8923 | /* Wait until fw is loaded */ |
8924 | for (cnt = 0; cnt < 100; cnt++) { | |
8925 | bnx2x_cl45_read(bp, phy, | |
8926 | MDIO_PMA_DEVAD, MDIO_PMA_REG_ROM_VER1, &val); | |
8927 | if (val) | |
8928 | break; | |
d231023e | 8929 | usleep_range(10000, 20000); |
de6eae1f YR |
8930 | } |
8931 | DP(NETIF_MSG_LINK, "XGXS 8706 is initialized after %d ms\n", cnt); | |
8932 | if ((params->feature_config_flags & | |
8933 | FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED)) { | |
8934 | u8 i; | |
8935 | u16 reg; | |
8936 | for (i = 0; i < 4; i++) { | |
8937 | reg = MDIO_XS_8706_REG_BANK_RX0 + | |
8938 | i*(MDIO_XS_8706_REG_BANK_RX1 - | |
8939 | MDIO_XS_8706_REG_BANK_RX0); | |
8940 | bnx2x_cl45_read(bp, phy, MDIO_XS_DEVAD, reg, &val); | |
8941 | /* Clear first 3 bits of the control */ | |
8942 | val &= ~0x7; | |
8943 | /* Set control bits according to configuration */ | |
8944 | val |= (phy->rx_preemphasis[i] & 0x7); | |
8945 | DP(NETIF_MSG_LINK, "Setting RX Equalizer to BCM8706" | |
8946 | " reg 0x%x <-- val 0x%x\n", reg, val); | |
8947 | bnx2x_cl45_write(bp, phy, MDIO_XS_DEVAD, reg, val); | |
8948 | } | |
8949 | } | |
8950 | /* Force speed */ | |
8951 | if (phy->req_line_speed == SPEED_10000) { | |
8952 | DP(NETIF_MSG_LINK, "XGXS 8706 force 10Gbps\n"); | |
ea4e040a | 8953 | |
de6eae1f YR |
8954 | bnx2x_cl45_write(bp, phy, |
8955 | MDIO_PMA_DEVAD, | |
8956 | MDIO_PMA_REG_DIGITAL_CTRL, 0x400); | |
8957 | bnx2x_cl45_write(bp, phy, | |
60d2fe03 | 8958 | MDIO_PMA_DEVAD, MDIO_PMA_LASI_TXCTRL, |
c688fe2f YR |
8959 | 0); |
8960 | /* Arm LASI for link and Tx fault. */ | |
8961 | bnx2x_cl45_write(bp, phy, | |
60d2fe03 | 8962 | MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL, 3); |
de6eae1f | 8963 | } else { |
25985edc | 8964 | /* Force 1Gbps using autoneg with 1G advertisement */ |
6bbca910 | 8965 | |
de6eae1f YR |
8966 | /* Allow CL37 through CL73 */ |
8967 | DP(NETIF_MSG_LINK, "XGXS 8706 AutoNeg\n"); | |
8968 | bnx2x_cl45_write(bp, phy, | |
8969 | MDIO_AN_DEVAD, MDIO_AN_REG_CL37_CL73, 0x040c); | |
6bbca910 | 8970 | |
25985edc | 8971 | /* Enable Full-Duplex advertisement on CL37 */ |
de6eae1f YR |
8972 | bnx2x_cl45_write(bp, phy, |
8973 | MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LP, 0x0020); | |
8974 | /* Enable CL37 AN */ | |
8975 | bnx2x_cl45_write(bp, phy, | |
8976 | MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x1000); | |
8977 | /* 1G support */ | |
8978 | bnx2x_cl45_write(bp, phy, | |
8979 | MDIO_AN_DEVAD, MDIO_AN_REG_ADV, (1<<5)); | |
6bbca910 | 8980 | |
de6eae1f YR |
8981 | /* Enable clause 73 AN */ |
8982 | bnx2x_cl45_write(bp, phy, | |
8983 | MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x1200); | |
8984 | bnx2x_cl45_write(bp, phy, | |
60d2fe03 | 8985 | MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXCTRL, |
de6eae1f YR |
8986 | 0x0400); |
8987 | bnx2x_cl45_write(bp, phy, | |
60d2fe03 | 8988 | MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL, |
de6eae1f YR |
8989 | 0x0004); |
8990 | } | |
8991 | bnx2x_save_bcm_spirom_ver(bp, phy, params->port); | |
a8db5b4c | 8992 | |
8f73f0b9 | 8993 | /* If TX Laser is controlled by GPIO_0, do not let PHY go into low |
a8db5b4c YR |
8994 | * power mode, if TX Laser is disabled |
8995 | */ | |
8996 | ||
8997 | tx_en_mode = REG_RD(bp, params->shmem_base + | |
8998 | offsetof(struct shmem_region, | |
8999 | dev_info.port_hw_config[params->port].sfp_ctrl)) | |
9000 | & PORT_HW_CFG_TX_LASER_MASK; | |
9001 | ||
9002 | if (tx_en_mode == PORT_HW_CFG_TX_LASER_GPIO0) { | |
9003 | DP(NETIF_MSG_LINK, "Enabling TXONOFF_PWRDN_DIS\n"); | |
9004 | bnx2x_cl45_read(bp, phy, | |
9005 | MDIO_PMA_DEVAD, MDIO_PMA_REG_DIGITAL_CTRL, &tmp1); | |
9006 | tmp1 |= 0x1; | |
9007 | bnx2x_cl45_write(bp, phy, | |
9008 | MDIO_PMA_DEVAD, MDIO_PMA_REG_DIGITAL_CTRL, tmp1); | |
9009 | } | |
9010 | ||
de6eae1f YR |
9011 | return 0; |
9012 | } | |
ea4e040a | 9013 | |
fcf5b650 YR |
9014 | static int bnx2x_8706_read_status(struct bnx2x_phy *phy, |
9015 | struct link_params *params, | |
9016 | struct link_vars *vars) | |
de6eae1f YR |
9017 | { |
9018 | return bnx2x_8706_8726_read_status(phy, params, vars); | |
9019 | } | |
6bbca910 | 9020 | |
de6eae1f YR |
9021 | /******************************************************************/ |
9022 | /* BCM8726 PHY SECTION */ | |
9023 | /******************************************************************/ | |
9024 | static void bnx2x_8726_config_loopback(struct bnx2x_phy *phy, | |
9025 | struct link_params *params) | |
9026 | { | |
9027 | struct bnx2x *bp = params->bp; | |
9028 | DP(NETIF_MSG_LINK, "PMA/PMD ext_phy_loopback: 8726\n"); | |
9029 | bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x0001); | |
9030 | } | |
62b29a5d | 9031 | |
de6eae1f YR |
9032 | static void bnx2x_8726_external_rom_boot(struct bnx2x_phy *phy, |
9033 | struct link_params *params) | |
9034 | { | |
9035 | struct bnx2x *bp = params->bp; | |
9036 | /* Need to wait 100ms after reset */ | |
9037 | msleep(100); | |
62b29a5d | 9038 | |
de6eae1f YR |
9039 | /* Micro controller re-boot */ |
9040 | bnx2x_cl45_write(bp, phy, | |
9041 | MDIO_PMA_DEVAD, MDIO_PMA_REG_GEN_CTRL, 0x018B); | |
62b29a5d | 9042 | |
de6eae1f YR |
9043 | /* Set soft reset */ |
9044 | bnx2x_cl45_write(bp, phy, | |
cd88ccee YR |
9045 | MDIO_PMA_DEVAD, |
9046 | MDIO_PMA_REG_GEN_CTRL, | |
9047 | MDIO_PMA_REG_GEN_CTRL_ROM_MICRO_RESET); | |
62b29a5d | 9048 | |
de6eae1f | 9049 | bnx2x_cl45_write(bp, phy, |
cd88ccee YR |
9050 | MDIO_PMA_DEVAD, |
9051 | MDIO_PMA_REG_MISC_CTRL1, 0x0001); | |
6bbca910 | 9052 | |
de6eae1f | 9053 | bnx2x_cl45_write(bp, phy, |
cd88ccee YR |
9054 | MDIO_PMA_DEVAD, |
9055 | MDIO_PMA_REG_GEN_CTRL, | |
9056 | MDIO_PMA_REG_GEN_CTRL_ROM_RESET_INTERNAL_MP); | |
de6eae1f | 9057 | |
d231023e | 9058 | /* Wait for 150ms for microcode load */ |
de6eae1f YR |
9059 | msleep(150); |
9060 | ||
9061 | /* Disable serial boot control, tristates pins SS_N, SCK, MOSI, MISO */ | |
9062 | bnx2x_cl45_write(bp, phy, | |
cd88ccee YR |
9063 | MDIO_PMA_DEVAD, |
9064 | MDIO_PMA_REG_MISC_CTRL1, 0x0000); | |
de6eae1f YR |
9065 | |
9066 | msleep(200); | |
9067 | bnx2x_save_bcm_spirom_ver(bp, phy, params->port); | |
b7737c9b YR |
9068 | } |
9069 | ||
de6eae1f | 9070 | static u8 bnx2x_8726_read_status(struct bnx2x_phy *phy, |
b7737c9b YR |
9071 | struct link_params *params, |
9072 | struct link_vars *vars) | |
9073 | { | |
9074 | struct bnx2x *bp = params->bp; | |
de6eae1f YR |
9075 | u16 val1; |
9076 | u8 link_up = bnx2x_8706_8726_read_status(phy, params, vars); | |
62b29a5d YR |
9077 | if (link_up) { |
9078 | bnx2x_cl45_read(bp, phy, | |
de6eae1f YR |
9079 | MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER, |
9080 | &val1); | |
9081 | if (val1 & (1<<15)) { | |
9082 | DP(NETIF_MSG_LINK, "Tx is disabled\n"); | |
9083 | link_up = 0; | |
9084 | vars->line_speed = 0; | |
9085 | } | |
62b29a5d YR |
9086 | } |
9087 | return link_up; | |
b7737c9b YR |
9088 | } |
9089 | ||
de6eae1f | 9090 | |
fcf5b650 YR |
9091 | static int bnx2x_8726_config_init(struct bnx2x_phy *phy, |
9092 | struct link_params *params, | |
9093 | struct link_vars *vars) | |
b7737c9b YR |
9094 | { |
9095 | struct bnx2x *bp = params->bp; | |
de6eae1f | 9096 | DP(NETIF_MSG_LINK, "Initializing BCM8726\n"); |
62b29a5d | 9097 | |
de6eae1f | 9098 | bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 1<<15); |
6d870c39 | 9099 | bnx2x_wait_reset_complete(bp, phy, params); |
62b29a5d | 9100 | |
de6eae1f | 9101 | bnx2x_8726_external_rom_boot(phy, params); |
62b29a5d | 9102 | |
8f73f0b9 | 9103 | /* Need to call module detected on initialization since the module |
2cf7acf9 YR |
9104 | * detection triggered by actual module insertion might occur before |
9105 | * driver is loaded, and when driver is loaded, it reset all | |
9106 | * registers, including the transmitter | |
9107 | */ | |
de6eae1f | 9108 | bnx2x_sfp_module_detection(phy, params); |
62b29a5d | 9109 | |
de6eae1f YR |
9110 | if (phy->req_line_speed == SPEED_1000) { |
9111 | DP(NETIF_MSG_LINK, "Setting 1G force\n"); | |
9112 | bnx2x_cl45_write(bp, phy, | |
9113 | MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x40); | |
9114 | bnx2x_cl45_write(bp, phy, | |
9115 | MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2, 0xD); | |
9116 | bnx2x_cl45_write(bp, phy, | |
60d2fe03 | 9117 | MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL, 0x5); |
de6eae1f | 9118 | bnx2x_cl45_write(bp, phy, |
60d2fe03 | 9119 | MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXCTRL, |
de6eae1f YR |
9120 | 0x400); |
9121 | } else if ((phy->req_line_speed == SPEED_AUTO_NEG) && | |
9122 | (phy->speed_cap_mask & | |
9123 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G) && | |
9124 | ((phy->speed_cap_mask & | |
9125 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G) != | |
9126 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) { | |
9127 | DP(NETIF_MSG_LINK, "Setting 1G clause37\n"); | |
9128 | /* Set Flow control */ | |
9129 | bnx2x_ext_phy_set_pause(params, phy, vars); | |
9130 | bnx2x_cl45_write(bp, phy, | |
9131 | MDIO_AN_DEVAD, MDIO_AN_REG_ADV, 0x20); | |
9132 | bnx2x_cl45_write(bp, phy, | |
9133 | MDIO_AN_DEVAD, MDIO_AN_REG_CL37_CL73, 0x040c); | |
9134 | bnx2x_cl45_write(bp, phy, | |
9135 | MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LD, 0x0020); | |
9136 | bnx2x_cl45_write(bp, phy, | |
9137 | MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x1000); | |
9138 | bnx2x_cl45_write(bp, phy, | |
9139 | MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x1200); | |
8f73f0b9 | 9140 | /* Enable RX-ALARM control to receive interrupt for 1G speed |
2cf7acf9 YR |
9141 | * change |
9142 | */ | |
de6eae1f | 9143 | bnx2x_cl45_write(bp, phy, |
60d2fe03 | 9144 | MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL, 0x4); |
de6eae1f | 9145 | bnx2x_cl45_write(bp, phy, |
60d2fe03 | 9146 | MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXCTRL, |
de6eae1f | 9147 | 0x400); |
62b29a5d | 9148 | |
de6eae1f YR |
9149 | } else { /* Default 10G. Set only LASI control */ |
9150 | bnx2x_cl45_write(bp, phy, | |
60d2fe03 | 9151 | MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL, 1); |
7aa0711f YR |
9152 | } |
9153 | ||
de6eae1f YR |
9154 | /* Set TX PreEmphasis if needed */ |
9155 | if ((params->feature_config_flags & | |
9156 | FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED)) { | |
94f05b0f JP |
9157 | DP(NETIF_MSG_LINK, |
9158 | "Setting TX_CTRL1 0x%x, TX_CTRL2 0x%x\n", | |
de6eae1f YR |
9159 | phy->tx_preemphasis[0], |
9160 | phy->tx_preemphasis[1]); | |
9161 | bnx2x_cl45_write(bp, phy, | |
9162 | MDIO_PMA_DEVAD, | |
9163 | MDIO_PMA_REG_8726_TX_CTRL1, | |
9164 | phy->tx_preemphasis[0]); | |
c18aa15d | 9165 | |
de6eae1f YR |
9166 | bnx2x_cl45_write(bp, phy, |
9167 | MDIO_PMA_DEVAD, | |
9168 | MDIO_PMA_REG_8726_TX_CTRL2, | |
9169 | phy->tx_preemphasis[1]); | |
9170 | } | |
ab6ad5a4 | 9171 | |
de6eae1f | 9172 | return 0; |
ab6ad5a4 | 9173 | |
ea4e040a YR |
9174 | } |
9175 | ||
de6eae1f YR |
9176 | static void bnx2x_8726_link_reset(struct bnx2x_phy *phy, |
9177 | struct link_params *params) | |
2f904460 | 9178 | { |
de6eae1f YR |
9179 | struct bnx2x *bp = params->bp; |
9180 | DP(NETIF_MSG_LINK, "bnx2x_8726_link_reset port %d\n", params->port); | |
9181 | /* Set serial boot control for external load */ | |
9182 | bnx2x_cl45_write(bp, phy, | |
9183 | MDIO_PMA_DEVAD, | |
9184 | MDIO_PMA_REG_GEN_CTRL, 0x0001); | |
9185 | } | |
9186 | ||
9187 | /******************************************************************/ | |
9188 | /* BCM8727 PHY SECTION */ | |
9189 | /******************************************************************/ | |
7f02c4ad YR |
9190 | |
9191 | static void bnx2x_8727_set_link_led(struct bnx2x_phy *phy, | |
9192 | struct link_params *params, u8 mode) | |
9193 | { | |
9194 | struct bnx2x *bp = params->bp; | |
9195 | u16 led_mode_bitmask = 0; | |
9196 | u16 gpio_pins_bitmask = 0; | |
9197 | u16 val; | |
9198 | /* Only NOC flavor requires to set the LED specifically */ | |
9199 | if (!(phy->flags & FLAGS_NOC)) | |
9200 | return; | |
9201 | switch (mode) { | |
9202 | case LED_MODE_FRONT_PANEL_OFF: | |
9203 | case LED_MODE_OFF: | |
9204 | led_mode_bitmask = 0; | |
9205 | gpio_pins_bitmask = 0x03; | |
9206 | break; | |
9207 | case LED_MODE_ON: | |
9208 | led_mode_bitmask = 0; | |
9209 | gpio_pins_bitmask = 0x02; | |
9210 | break; | |
9211 | case LED_MODE_OPER: | |
9212 | led_mode_bitmask = 0x60; | |
9213 | gpio_pins_bitmask = 0x11; | |
9214 | break; | |
9215 | } | |
9216 | bnx2x_cl45_read(bp, phy, | |
9217 | MDIO_PMA_DEVAD, | |
9218 | MDIO_PMA_REG_8727_PCS_OPT_CTRL, | |
9219 | &val); | |
9220 | val &= 0xff8f; | |
9221 | val |= led_mode_bitmask; | |
9222 | bnx2x_cl45_write(bp, phy, | |
9223 | MDIO_PMA_DEVAD, | |
9224 | MDIO_PMA_REG_8727_PCS_OPT_CTRL, | |
9225 | val); | |
9226 | bnx2x_cl45_read(bp, phy, | |
9227 | MDIO_PMA_DEVAD, | |
9228 | MDIO_PMA_REG_8727_GPIO_CTRL, | |
9229 | &val); | |
9230 | val &= 0xffe0; | |
9231 | val |= gpio_pins_bitmask; | |
9232 | bnx2x_cl45_write(bp, phy, | |
9233 | MDIO_PMA_DEVAD, | |
9234 | MDIO_PMA_REG_8727_GPIO_CTRL, | |
9235 | val); | |
9236 | } | |
de6eae1f YR |
9237 | static void bnx2x_8727_hw_reset(struct bnx2x_phy *phy, |
9238 | struct link_params *params) { | |
9239 | u32 swap_val, swap_override; | |
9240 | u8 port; | |
8f73f0b9 | 9241 | /* The PHY reset is controlled by GPIO 1. Fake the port number |
de6eae1f | 9242 | * to cancel the swap done in set_gpio() |
2f904460 | 9243 | */ |
de6eae1f YR |
9244 | struct bnx2x *bp = params->bp; |
9245 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); | |
9246 | swap_override = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); | |
9247 | port = (swap_val && swap_override) ^ 1; | |
9248 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, | |
cd88ccee | 9249 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); |
2f904460 | 9250 | } |
e10bc84d | 9251 | |
dbef807e YM |
9252 | static void bnx2x_8727_config_speed(struct bnx2x_phy *phy, |
9253 | struct link_params *params) | |
9254 | { | |
9255 | struct bnx2x *bp = params->bp; | |
9256 | u16 tmp1, val; | |
9257 | /* Set option 1G speed */ | |
9258 | if ((phy->req_line_speed == SPEED_1000) || | |
9259 | (phy->media_type == ETH_PHY_SFP_1G_FIBER)) { | |
9260 | DP(NETIF_MSG_LINK, "Setting 1G force\n"); | |
9261 | bnx2x_cl45_write(bp, phy, | |
9262 | MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x40); | |
9263 | bnx2x_cl45_write(bp, phy, | |
9264 | MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2, 0xD); | |
9265 | bnx2x_cl45_read(bp, phy, | |
9266 | MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2, &tmp1); | |
9267 | DP(NETIF_MSG_LINK, "1.7 = 0x%x\n", tmp1); | |
9268 | /* Power down the XAUI until link is up in case of dual-media | |
9269 | * and 1G | |
9270 | */ | |
9271 | if (DUAL_MEDIA(params)) { | |
9272 | bnx2x_cl45_read(bp, phy, | |
9273 | MDIO_PMA_DEVAD, | |
9274 | MDIO_PMA_REG_8727_PCS_GP, &val); | |
9275 | val |= (3<<10); | |
9276 | bnx2x_cl45_write(bp, phy, | |
9277 | MDIO_PMA_DEVAD, | |
9278 | MDIO_PMA_REG_8727_PCS_GP, val); | |
9279 | } | |
9280 | } else if ((phy->req_line_speed == SPEED_AUTO_NEG) && | |
9281 | ((phy->speed_cap_mask & | |
9282 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) && | |
9283 | ((phy->speed_cap_mask & | |
9284 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G) != | |
9285 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) { | |
9286 | ||
9287 | DP(NETIF_MSG_LINK, "Setting 1G clause37\n"); | |
9288 | bnx2x_cl45_write(bp, phy, | |
9289 | MDIO_AN_DEVAD, MDIO_AN_REG_8727_MISC_CTRL, 0); | |
9290 | bnx2x_cl45_write(bp, phy, | |
9291 | MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x1300); | |
9292 | } else { | |
9293 | /* Since the 8727 has only single reset pin, need to set the 10G | |
9294 | * registers although it is default | |
9295 | */ | |
9296 | bnx2x_cl45_write(bp, phy, | |
9297 | MDIO_AN_DEVAD, MDIO_AN_REG_8727_MISC_CTRL, | |
9298 | 0x0020); | |
9299 | bnx2x_cl45_write(bp, phy, | |
9300 | MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x0100); | |
9301 | bnx2x_cl45_write(bp, phy, | |
9302 | MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x2040); | |
9303 | bnx2x_cl45_write(bp, phy, | |
9304 | MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2, | |
9305 | 0x0008); | |
9306 | } | |
9307 | } | |
9308 | ||
fcf5b650 YR |
9309 | static int bnx2x_8727_config_init(struct bnx2x_phy *phy, |
9310 | struct link_params *params, | |
9311 | struct link_vars *vars) | |
ea4e040a | 9312 | { |
a8db5b4c | 9313 | u32 tx_en_mode; |
5c107fda | 9314 | u16 tmp1, mod_abs, tmp2; |
ea4e040a | 9315 | struct bnx2x *bp = params->bp; |
de6eae1f | 9316 | /* Enable PMD link, MOD_ABS_FLT, and 1G link alarm */ |
ea4e040a | 9317 | |
6d870c39 | 9318 | bnx2x_wait_reset_complete(bp, phy, params); |
ea4e040a | 9319 | |
de6eae1f | 9320 | DP(NETIF_MSG_LINK, "Initializing BCM8727\n"); |
ea4e040a | 9321 | |
5c107fda | 9322 | bnx2x_8727_specific_func(phy, params, PHY_INIT); |
8f73f0b9 | 9323 | /* Initially configure MOD_ABS to interrupt when module is |
2cf7acf9 YR |
9324 | * presence( bit 8) |
9325 | */ | |
de6eae1f YR |
9326 | bnx2x_cl45_read(bp, phy, |
9327 | MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER, &mod_abs); | |
8f73f0b9 | 9328 | /* Set EDC off by setting OPTXLOS signal input to low (bit 9). |
2cf7acf9 YR |
9329 | * When the EDC is off it locks onto a reference clock and avoids |
9330 | * becoming 'lost' | |
9331 | */ | |
7f02c4ad YR |
9332 | mod_abs &= ~(1<<8); |
9333 | if (!(phy->flags & FLAGS_NOC)) | |
9334 | mod_abs &= ~(1<<9); | |
de6eae1f YR |
9335 | bnx2x_cl45_write(bp, phy, |
9336 | MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER, mod_abs); | |
ea4e040a | 9337 | |
85242eea YR |
9338 | /* Enable/Disable PHY transmitter output */ |
9339 | bnx2x_set_disable_pmd_transmit(params, phy, 0); | |
9340 | ||
de6eae1f YR |
9341 | bnx2x_8727_power_module(bp, phy, 1); |
9342 | ||
9343 | bnx2x_cl45_read(bp, phy, | |
9344 | MDIO_PMA_DEVAD, MDIO_PMA_REG_M8051_MSGOUT_REG, &tmp1); | |
9345 | ||
9346 | bnx2x_cl45_read(bp, phy, | |
60d2fe03 | 9347 | MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXSTAT, &tmp1); |
de6eae1f | 9348 | |
dbef807e | 9349 | bnx2x_8727_config_speed(phy, params); |
5c107fda | 9350 | |
b7737c9b | 9351 | |
de6eae1f YR |
9352 | /* Set TX PreEmphasis if needed */ |
9353 | if ((params->feature_config_flags & | |
9354 | FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED)) { | |
9355 | DP(NETIF_MSG_LINK, "Setting TX_CTRL1 0x%x, TX_CTRL2 0x%x\n", | |
9356 | phy->tx_preemphasis[0], | |
9357 | phy->tx_preemphasis[1]); | |
9358 | bnx2x_cl45_write(bp, phy, | |
9359 | MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_TX_CTRL1, | |
9360 | phy->tx_preemphasis[0]); | |
ea4e040a | 9361 | |
de6eae1f YR |
9362 | bnx2x_cl45_write(bp, phy, |
9363 | MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_TX_CTRL2, | |
9364 | phy->tx_preemphasis[1]); | |
9365 | } | |
ea4e040a | 9366 | |
8f73f0b9 | 9367 | /* If TX Laser is controlled by GPIO_0, do not let PHY go into low |
a8db5b4c YR |
9368 | * power mode, if TX Laser is disabled |
9369 | */ | |
9370 | tx_en_mode = REG_RD(bp, params->shmem_base + | |
9371 | offsetof(struct shmem_region, | |
9372 | dev_info.port_hw_config[params->port].sfp_ctrl)) | |
9373 | & PORT_HW_CFG_TX_LASER_MASK; | |
9374 | ||
9375 | if (tx_en_mode == PORT_HW_CFG_TX_LASER_GPIO0) { | |
9376 | ||
9377 | DP(NETIF_MSG_LINK, "Enabling TXONOFF_PWRDN_DIS\n"); | |
9378 | bnx2x_cl45_read(bp, phy, | |
9379 | MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_OPT_CFG_REG, &tmp2); | |
9380 | tmp2 |= 0x1000; | |
9381 | tmp2 &= 0xFFEF; | |
9382 | bnx2x_cl45_write(bp, phy, | |
9383 | MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_OPT_CFG_REG, tmp2); | |
59a2e53b YR |
9384 | bnx2x_cl45_read(bp, phy, |
9385 | MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER, | |
9386 | &tmp2); | |
9387 | bnx2x_cl45_write(bp, phy, | |
9388 | MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER, | |
9389 | (tmp2 & 0x7fff)); | |
a8db5b4c YR |
9390 | } |
9391 | ||
de6eae1f | 9392 | return 0; |
ea4e040a YR |
9393 | } |
9394 | ||
de6eae1f YR |
9395 | static void bnx2x_8727_handle_mod_abs(struct bnx2x_phy *phy, |
9396 | struct link_params *params) | |
ea4e040a | 9397 | { |
ea4e040a | 9398 | struct bnx2x *bp = params->bp; |
de6eae1f YR |
9399 | u16 mod_abs, rx_alarm_status; |
9400 | u32 val = REG_RD(bp, params->shmem_base + | |
9401 | offsetof(struct shmem_region, dev_info. | |
9402 | port_feature_config[params->port]. | |
9403 | config)); | |
9404 | bnx2x_cl45_read(bp, phy, | |
cd88ccee YR |
9405 | MDIO_PMA_DEVAD, |
9406 | MDIO_PMA_REG_PHY_IDENTIFIER, &mod_abs); | |
de6eae1f | 9407 | if (mod_abs & (1<<8)) { |
ea4e040a | 9408 | |
de6eae1f | 9409 | /* Module is absent */ |
94f05b0f JP |
9410 | DP(NETIF_MSG_LINK, |
9411 | "MOD_ABS indication show module is absent\n"); | |
1ac9e428 | 9412 | phy->media_type = ETH_PHY_NOT_PRESENT; |
8f73f0b9 | 9413 | /* 1. Set mod_abs to detect next module |
2cf7acf9 YR |
9414 | * presence event |
9415 | * 2. Set EDC off by setting OPTXLOS signal input to low | |
9416 | * (bit 9). | |
9417 | * When the EDC is off it locks onto a reference clock and | |
9418 | * avoids becoming 'lost'. | |
9419 | */ | |
7f02c4ad YR |
9420 | mod_abs &= ~(1<<8); |
9421 | if (!(phy->flags & FLAGS_NOC)) | |
9422 | mod_abs &= ~(1<<9); | |
de6eae1f | 9423 | bnx2x_cl45_write(bp, phy, |
cd88ccee YR |
9424 | MDIO_PMA_DEVAD, |
9425 | MDIO_PMA_REG_PHY_IDENTIFIER, mod_abs); | |
ea4e040a | 9426 | |
8f73f0b9 | 9427 | /* Clear RX alarm since it stays up as long as |
2cf7acf9 YR |
9428 | * the mod_abs wasn't changed |
9429 | */ | |
de6eae1f | 9430 | bnx2x_cl45_read(bp, phy, |
cd88ccee | 9431 | MDIO_PMA_DEVAD, |
60d2fe03 | 9432 | MDIO_PMA_LASI_RXSTAT, &rx_alarm_status); |
ea4e040a | 9433 | |
de6eae1f YR |
9434 | } else { |
9435 | /* Module is present */ | |
94f05b0f JP |
9436 | DP(NETIF_MSG_LINK, |
9437 | "MOD_ABS indication show module is present\n"); | |
8f73f0b9 | 9438 | /* First disable transmitter, and if the module is ok, the |
2cf7acf9 YR |
9439 | * module_detection will enable it |
9440 | * 1. Set mod_abs to detect next module absent event ( bit 8) | |
9441 | * 2. Restore the default polarity of the OPRXLOS signal and | |
9442 | * this signal will then correctly indicate the presence or | |
9443 | * absence of the Rx signal. (bit 9) | |
9444 | */ | |
7f02c4ad YR |
9445 | mod_abs |= (1<<8); |
9446 | if (!(phy->flags & FLAGS_NOC)) | |
9447 | mod_abs |= (1<<9); | |
e10bc84d | 9448 | bnx2x_cl45_write(bp, phy, |
de6eae1f YR |
9449 | MDIO_PMA_DEVAD, |
9450 | MDIO_PMA_REG_PHY_IDENTIFIER, mod_abs); | |
ea4e040a | 9451 | |
8f73f0b9 | 9452 | /* Clear RX alarm since it stays up as long as the mod_abs |
2cf7acf9 YR |
9453 | * wasn't changed. This is need to be done before calling the |
9454 | * module detection, otherwise it will clear* the link update | |
9455 | * alarm | |
9456 | */ | |
de6eae1f YR |
9457 | bnx2x_cl45_read(bp, phy, |
9458 | MDIO_PMA_DEVAD, | |
60d2fe03 | 9459 | MDIO_PMA_LASI_RXSTAT, &rx_alarm_status); |
ea4e040a | 9460 | |
ea4e040a | 9461 | |
de6eae1f YR |
9462 | if ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) == |
9463 | PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_DISABLE_TX_LASER) | |
a8db5b4c | 9464 | bnx2x_sfp_set_transmitter(params, phy, 0); |
de6eae1f YR |
9465 | |
9466 | if (bnx2x_wait_for_sfp_module_initialized(phy, params) == 0) | |
9467 | bnx2x_sfp_module_detection(phy, params); | |
9468 | else | |
9469 | DP(NETIF_MSG_LINK, "SFP+ module is not initialized\n"); | |
dbef807e YM |
9470 | |
9471 | /* Reconfigure link speed based on module type limitations */ | |
9472 | bnx2x_8727_config_speed(phy, params); | |
ea4e040a | 9473 | } |
de6eae1f YR |
9474 | |
9475 | DP(NETIF_MSG_LINK, "8727 RX_ALARM_STATUS 0x%x\n", | |
2cf7acf9 YR |
9476 | rx_alarm_status); |
9477 | /* No need to check link status in case of module plugged in/out */ | |
ea4e040a YR |
9478 | } |
9479 | ||
de6eae1f YR |
9480 | static u8 bnx2x_8727_read_status(struct bnx2x_phy *phy, |
9481 | struct link_params *params, | |
9482 | struct link_vars *vars) | |
9483 | ||
ea4e040a YR |
9484 | { |
9485 | struct bnx2x *bp = params->bp; | |
27d02432 | 9486 | u8 link_up = 0, oc_port = params->port; |
de6eae1f | 9487 | u16 link_status = 0; |
a22f0788 YR |
9488 | u16 rx_alarm_status, lasi_ctrl, val1; |
9489 | ||
9490 | /* If PHY is not initialized, do not check link status */ | |
9491 | bnx2x_cl45_read(bp, phy, | |
60d2fe03 | 9492 | MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL, |
a22f0788 YR |
9493 | &lasi_ctrl); |
9494 | if (!lasi_ctrl) | |
9495 | return 0; | |
9496 | ||
9045f6b4 | 9497 | /* Check the LASI on Rx */ |
de6eae1f | 9498 | bnx2x_cl45_read(bp, phy, |
60d2fe03 | 9499 | MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXSTAT, |
de6eae1f YR |
9500 | &rx_alarm_status); |
9501 | vars->line_speed = 0; | |
9502 | DP(NETIF_MSG_LINK, "8727 RX_ALARM_STATUS 0x%x\n", rx_alarm_status); | |
9503 | ||
60d2fe03 YR |
9504 | bnx2x_sfp_mask_fault(bp, phy, MDIO_PMA_LASI_TXSTAT, |
9505 | MDIO_PMA_LASI_TXCTRL); | |
c688fe2f | 9506 | |
de6eae1f | 9507 | bnx2x_cl45_read(bp, phy, |
60d2fe03 | 9508 | MDIO_PMA_DEVAD, MDIO_PMA_LASI_STAT, &val1); |
de6eae1f YR |
9509 | |
9510 | DP(NETIF_MSG_LINK, "8727 LASI status 0x%x\n", val1); | |
9511 | ||
9512 | /* Clear MSG-OUT */ | |
9513 | bnx2x_cl45_read(bp, phy, | |
9514 | MDIO_PMA_DEVAD, MDIO_PMA_REG_M8051_MSGOUT_REG, &val1); | |
9515 | ||
8f73f0b9 | 9516 | /* If a module is present and there is need to check |
de6eae1f YR |
9517 | * for over current |
9518 | */ | |
9519 | if (!(phy->flags & FLAGS_NOC) && !(rx_alarm_status & (1<<5))) { | |
9520 | /* Check over-current using 8727 GPIO0 input*/ | |
9521 | bnx2x_cl45_read(bp, phy, | |
9522 | MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_GPIO_CTRL, | |
9523 | &val1); | |
9524 | ||
9525 | if ((val1 & (1<<8)) == 0) { | |
27d02432 YR |
9526 | if (!CHIP_IS_E1x(bp)) |
9527 | oc_port = BP_PATH(bp) + (params->port << 1); | |
94f05b0f JP |
9528 | DP(NETIF_MSG_LINK, |
9529 | "8727 Power fault has been detected on port %d\n", | |
9530 | oc_port); | |
2f751a80 YR |
9531 | netdev_err(bp->dev, "Error: Power fault on Port %d has " |
9532 | "been detected and the power to " | |
9533 | "that SFP+ module has been removed " | |
9534 | "to prevent failure of the card. " | |
9535 | "Please remove the SFP+ module and " | |
9536 | "restart the system to clear this " | |
9537 | "error.\n", | |
27d02432 | 9538 | oc_port); |
2cf7acf9 | 9539 | /* Disable all RX_ALARMs except for mod_abs */ |
de6eae1f YR |
9540 | bnx2x_cl45_write(bp, phy, |
9541 | MDIO_PMA_DEVAD, | |
60d2fe03 | 9542 | MDIO_PMA_LASI_RXCTRL, (1<<5)); |
de6eae1f YR |
9543 | |
9544 | bnx2x_cl45_read(bp, phy, | |
9545 | MDIO_PMA_DEVAD, | |
9546 | MDIO_PMA_REG_PHY_IDENTIFIER, &val1); | |
9547 | /* Wait for module_absent_event */ | |
9548 | val1 |= (1<<8); | |
9549 | bnx2x_cl45_write(bp, phy, | |
9550 | MDIO_PMA_DEVAD, | |
9551 | MDIO_PMA_REG_PHY_IDENTIFIER, val1); | |
9552 | /* Clear RX alarm */ | |
9553 | bnx2x_cl45_read(bp, phy, | |
9554 | MDIO_PMA_DEVAD, | |
60d2fe03 | 9555 | MDIO_PMA_LASI_RXSTAT, &rx_alarm_status); |
5a1fbf40 | 9556 | bnx2x_8727_power_module(params->bp, phy, 0); |
de6eae1f YR |
9557 | return 0; |
9558 | } | |
9559 | } /* Over current check */ | |
9560 | ||
9561 | /* When module absent bit is set, check module */ | |
9562 | if (rx_alarm_status & (1<<5)) { | |
9563 | bnx2x_8727_handle_mod_abs(phy, params); | |
9564 | /* Enable all mod_abs and link detection bits */ | |
9565 | bnx2x_cl45_write(bp, phy, | |
60d2fe03 | 9566 | MDIO_PMA_DEVAD, MDIO_PMA_LASI_RXCTRL, |
de6eae1f YR |
9567 | ((1<<5) | (1<<2))); |
9568 | } | |
59a2e53b YR |
9569 | |
9570 | if (!(phy->flags & FLAGS_SFP_NOT_APPROVED)) { | |
9571 | DP(NETIF_MSG_LINK, "Enabling 8727 TX laser\n"); | |
9572 | bnx2x_sfp_set_transmitter(params, phy, 1); | |
9573 | } else { | |
de6eae1f YR |
9574 | DP(NETIF_MSG_LINK, "Tx is disabled\n"); |
9575 | return 0; | |
9576 | } | |
9577 | ||
9578 | bnx2x_cl45_read(bp, phy, | |
9579 | MDIO_PMA_DEVAD, | |
9580 | MDIO_PMA_REG_8073_SPEED_LINK_STATUS, &link_status); | |
9581 | ||
8f73f0b9 | 9582 | /* Bits 0..2 --> speed detected, |
2cf7acf9 YR |
9583 | * Bits 13..15--> link is down |
9584 | */ | |
de6eae1f YR |
9585 | if ((link_status & (1<<2)) && (!(link_status & (1<<15)))) { |
9586 | link_up = 1; | |
9587 | vars->line_speed = SPEED_10000; | |
2cf7acf9 YR |
9588 | DP(NETIF_MSG_LINK, "port %x: External link up in 10G\n", |
9589 | params->port); | |
de6eae1f YR |
9590 | } else if ((link_status & (1<<0)) && (!(link_status & (1<<13)))) { |
9591 | link_up = 1; | |
9592 | vars->line_speed = SPEED_1000; | |
9593 | DP(NETIF_MSG_LINK, "port %x: External link up in 1G\n", | |
9594 | params->port); | |
9595 | } else { | |
9596 | link_up = 0; | |
9597 | DP(NETIF_MSG_LINK, "port %x: External link is down\n", | |
9598 | params->port); | |
9599 | } | |
c688fe2f YR |
9600 | |
9601 | /* Capture 10G link fault. */ | |
9602 | if (vars->line_speed == SPEED_10000) { | |
9603 | bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, | |
60d2fe03 | 9604 | MDIO_PMA_LASI_TXSTAT, &val1); |
c688fe2f YR |
9605 | |
9606 | bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, | |
60d2fe03 | 9607 | MDIO_PMA_LASI_TXSTAT, &val1); |
c688fe2f YR |
9608 | |
9609 | if (val1 & (1<<0)) { | |
9610 | vars->fault_detected = 1; | |
9611 | } | |
9612 | } | |
9613 | ||
791f18c0 | 9614 | if (link_up) { |
de6eae1f | 9615 | bnx2x_ext_phy_resolve_fc(phy, params, vars); |
791f18c0 YR |
9616 | vars->duplex = DUPLEX_FULL; |
9617 | DP(NETIF_MSG_LINK, "duplex = 0x%x\n", vars->duplex); | |
9618 | } | |
a22f0788 YR |
9619 | |
9620 | if ((DUAL_MEDIA(params)) && | |
9621 | (phy->req_line_speed == SPEED_1000)) { | |
9622 | bnx2x_cl45_read(bp, phy, | |
9623 | MDIO_PMA_DEVAD, | |
9624 | MDIO_PMA_REG_8727_PCS_GP, &val1); | |
8f73f0b9 | 9625 | /* In case of dual-media board and 1G, power up the XAUI side, |
a22f0788 YR |
9626 | * otherwise power it down. For 10G it is done automatically |
9627 | */ | |
9628 | if (link_up) | |
9629 | val1 &= ~(3<<10); | |
9630 | else | |
9631 | val1 |= (3<<10); | |
9632 | bnx2x_cl45_write(bp, phy, | |
9633 | MDIO_PMA_DEVAD, | |
9634 | MDIO_PMA_REG_8727_PCS_GP, val1); | |
9635 | } | |
de6eae1f | 9636 | return link_up; |
b7737c9b | 9637 | } |
ea4e040a | 9638 | |
de6eae1f YR |
9639 | static void bnx2x_8727_link_reset(struct bnx2x_phy *phy, |
9640 | struct link_params *params) | |
b7737c9b YR |
9641 | { |
9642 | struct bnx2x *bp = params->bp; | |
85242eea YR |
9643 | |
9644 | /* Enable/Disable PHY transmitter output */ | |
9645 | bnx2x_set_disable_pmd_transmit(params, phy, 1); | |
9646 | ||
de6eae1f | 9647 | /* Disable Transmitter */ |
a8db5b4c | 9648 | bnx2x_sfp_set_transmitter(params, phy, 0); |
a22f0788 | 9649 | /* Clear LASI */ |
60d2fe03 | 9650 | bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL, 0); |
a22f0788 | 9651 | |
ea4e040a | 9652 | } |
c18aa15d | 9653 | |
de6eae1f YR |
9654 | /******************************************************************/ |
9655 | /* BCM8481/BCM84823/BCM84833 PHY SECTION */ | |
9656 | /******************************************************************/ | |
924c6216 YR |
9657 | static int bnx2x_is_8483x_8485x(struct bnx2x_phy *phy) |
9658 | { | |
9659 | return ((phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84833) || | |
9660 | (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84834) || | |
9661 | (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84858)); | |
9662 | } | |
9663 | ||
de6eae1f | 9664 | static void bnx2x_save_848xx_spirom_version(struct bnx2x_phy *phy, |
11b2ec6b YR |
9665 | struct bnx2x *bp, |
9666 | u8 port) | |
ea4e040a | 9667 | { |
503976e9 YR |
9668 | u16 val, fw_ver2, cnt, i; |
9669 | static struct bnx2x_reg_set reg_set[] = { | |
9670 | {MDIO_PMA_DEVAD, 0xA819, 0x0014}, | |
9671 | {MDIO_PMA_DEVAD, 0xA81A, 0xc200}, | |
9672 | {MDIO_PMA_DEVAD, 0xA81B, 0x0000}, | |
9673 | {MDIO_PMA_DEVAD, 0xA81C, 0x0300}, | |
9674 | {MDIO_PMA_DEVAD, 0xA817, 0x0009} | |
9675 | }; | |
9676 | u16 fw_ver1; | |
ea4e040a | 9677 | |
924c6216 | 9678 | if (bnx2x_is_8483x_8485x(phy)) { |
11b2ec6b | 9679 | bnx2x_cl45_read(bp, phy, MDIO_CTL_DEVAD, 0x400f, &fw_ver1); |
8267bbb0 | 9680 | bnx2x_save_spirom_version(bp, port, fw_ver1 & 0xfff, |
11b2ec6b YR |
9681 | phy->ver_addr); |
9682 | } else { | |
9683 | /* For 32-bit registers in 848xx, access via MDIO2ARM i/f. */ | |
9684 | /* (1) set reg 0xc200_0014(SPI_BRIDGE_CTRL_2) to 0x03000000 */ | |
05fcaeac | 9685 | for (i = 0; i < ARRAY_SIZE(reg_set); i++) |
503976e9 YR |
9686 | bnx2x_cl45_write(bp, phy, reg_set[i].devad, |
9687 | reg_set[i].reg, reg_set[i].val); | |
11b2ec6b YR |
9688 | |
9689 | for (cnt = 0; cnt < 100; cnt++) { | |
9690 | bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, 0xA818, &val); | |
9691 | if (val & 1) | |
9692 | break; | |
9693 | udelay(5); | |
9694 | } | |
9695 | if (cnt == 100) { | |
9696 | DP(NETIF_MSG_LINK, "Unable to read 848xx " | |
9697 | "phy fw version(1)\n"); | |
9698 | bnx2x_save_spirom_version(bp, port, 0, | |
9699 | phy->ver_addr); | |
9700 | return; | |
9701 | } | |
c87bca1e | 9702 | |
ea4e040a | 9703 | |
11b2ec6b YR |
9704 | /* 2) read register 0xc200_0000 (SPI_FW_STATUS) */ |
9705 | bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, 0xA819, 0x0000); | |
9706 | bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, 0xA81A, 0xc200); | |
9707 | bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, 0xA817, 0x000A); | |
9708 | for (cnt = 0; cnt < 100; cnt++) { | |
9709 | bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, 0xA818, &val); | |
9710 | if (val & 1) | |
9711 | break; | |
9712 | udelay(5); | |
9713 | } | |
9714 | if (cnt == 100) { | |
9715 | DP(NETIF_MSG_LINK, "Unable to read 848xx phy fw " | |
9716 | "version(2)\n"); | |
9717 | bnx2x_save_spirom_version(bp, port, 0, | |
9718 | phy->ver_addr); | |
9719 | return; | |
9720 | } | |
ea4e040a | 9721 | |
11b2ec6b YR |
9722 | /* lower 16 bits of the register SPI_FW_STATUS */ |
9723 | bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, 0xA81B, &fw_ver1); | |
9724 | /* upper 16 bits of register SPI_FW_STATUS */ | |
9725 | bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, 0xA81C, &fw_ver2); | |
ea4e040a | 9726 | |
11b2ec6b | 9727 | bnx2x_save_spirom_version(bp, port, (fw_ver2<<16) | fw_ver1, |
de6eae1f | 9728 | phy->ver_addr); |
ea4e040a YR |
9729 | } |
9730 | ||
de6eae1f | 9731 | } |
de6eae1f YR |
9732 | static void bnx2x_848xx_set_led(struct bnx2x *bp, |
9733 | struct bnx2x_phy *phy) | |
ea4e040a | 9734 | { |
503976e9 YR |
9735 | u16 val, offset, i; |
9736 | static struct bnx2x_reg_set reg_set[] = { | |
9737 | {MDIO_PMA_DEVAD, MDIO_PMA_REG_8481_LED1_MASK, 0x0080}, | |
9738 | {MDIO_PMA_DEVAD, MDIO_PMA_REG_8481_LED2_MASK, 0x0018}, | |
9739 | {MDIO_PMA_DEVAD, MDIO_PMA_REG_8481_LED3_MASK, 0x0006}, | |
9740 | {MDIO_PMA_DEVAD, MDIO_PMA_REG_8481_LED3_BLINK, 0x0000}, | |
9741 | {MDIO_PMA_DEVAD, MDIO_PMA_REG_84823_CTL_SLOW_CLK_CNT_HIGH, | |
9742 | MDIO_PMA_REG_84823_BLINK_RATE_VAL_15P9HZ}, | |
9743 | {MDIO_AN_DEVAD, 0xFFFB, 0xFFFD} | |
9744 | }; | |
de6eae1f YR |
9745 | /* PHYC_CTL_LED_CTL */ |
9746 | bnx2x_cl45_read(bp, phy, | |
9747 | MDIO_PMA_DEVAD, | |
bac27bd9 | 9748 | MDIO_PMA_REG_8481_LINK_SIGNAL, &val); |
de6eae1f YR |
9749 | val &= 0xFE00; |
9750 | val |= 0x0092; | |
345b5d52 | 9751 | |
de6eae1f YR |
9752 | bnx2x_cl45_write(bp, phy, |
9753 | MDIO_PMA_DEVAD, | |
bac27bd9 | 9754 | MDIO_PMA_REG_8481_LINK_SIGNAL, val); |
ea4e040a | 9755 | |
b5a05550 | 9756 | for (i = 0; i < ARRAY_SIZE(reg_set); i++) |
503976e9 YR |
9757 | bnx2x_cl45_write(bp, phy, reg_set[i].devad, reg_set[i].reg, |
9758 | reg_set[i].val); | |
f25b3c8b | 9759 | |
924c6216 | 9760 | if (bnx2x_is_8483x_8485x(phy)) |
521683da YR |
9761 | offset = MDIO_PMA_REG_84833_CTL_LED_CTL_1; |
9762 | else | |
9763 | offset = MDIO_PMA_REG_84823_CTL_LED_CTL_1; | |
9764 | ||
503976e9 YR |
9765 | /* stretch_en for LED3*/ |
9766 | bnx2x_cl45_read_or_write(bp, phy, | |
9767 | MDIO_PMA_DEVAD, offset, | |
9768 | MDIO_PMA_REG_84823_LED3_STRETCH_EN); | |
ea4e040a YR |
9769 | } |
9770 | ||
5c107fda YR |
9771 | static void bnx2x_848xx_specific_func(struct bnx2x_phy *phy, |
9772 | struct link_params *params, | |
9773 | u32 action) | |
9774 | { | |
9775 | struct bnx2x *bp = params->bp; | |
9776 | switch (action) { | |
9777 | case PHY_INIT: | |
924c6216 | 9778 | if (!bnx2x_is_8483x_8485x(phy)) { |
5c107fda YR |
9779 | /* Save spirom version */ |
9780 | bnx2x_save_848xx_spirom_version(phy, bp, params->port); | |
9781 | } | |
9782 | /* This phy uses the NIG latch mechanism since link indication | |
9783 | * arrives through its LED4 and not via its LASI signal, so we | |
9784 | * get steady signal instead of clear on read | |
9785 | */ | |
9786 | bnx2x_bits_en(bp, NIG_REG_LATCH_BC_0 + params->port*4, | |
9787 | 1 << NIG_LATCH_BC_ENABLE_MI_INT); | |
9788 | ||
9789 | bnx2x_848xx_set_led(bp, phy); | |
9790 | break; | |
9791 | } | |
9792 | } | |
9793 | ||
fcf5b650 YR |
9794 | static int bnx2x_848xx_cmn_config_init(struct bnx2x_phy *phy, |
9795 | struct link_params *params, | |
9796 | struct link_vars *vars) | |
ea4e040a | 9797 | { |
c18aa15d | 9798 | struct bnx2x *bp = params->bp; |
503976e9 | 9799 | u16 autoneg_val, an_1000_val, an_10_100_val; |
bac27bd9 | 9800 | |
5c107fda | 9801 | bnx2x_848xx_specific_func(phy, params, PHY_INIT); |
de6eae1f YR |
9802 | bnx2x_cl45_write(bp, phy, |
9803 | MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x0000); | |
ea4e040a | 9804 | |
de6eae1f YR |
9805 | /* set 1000 speed advertisement */ |
9806 | bnx2x_cl45_read(bp, phy, | |
9807 | MDIO_AN_DEVAD, MDIO_AN_REG_8481_1000T_CTRL, | |
9808 | &an_1000_val); | |
57963ed9 | 9809 | |
de6eae1f YR |
9810 | bnx2x_ext_phy_set_pause(params, phy, vars); |
9811 | bnx2x_cl45_read(bp, phy, | |
9812 | MDIO_AN_DEVAD, | |
9813 | MDIO_AN_REG_8481_LEGACY_AN_ADV, | |
9814 | &an_10_100_val); | |
9815 | bnx2x_cl45_read(bp, phy, | |
9816 | MDIO_AN_DEVAD, MDIO_AN_REG_8481_LEGACY_MII_CTRL, | |
9817 | &autoneg_val); | |
9818 | /* Disable forced speed */ | |
9819 | autoneg_val &= ~((1<<6) | (1<<8) | (1<<9) | (1<<12) | (1<<13)); | |
9820 | an_10_100_val &= ~((1<<5) | (1<<6) | (1<<7) | (1<<8)); | |
ea4e040a | 9821 | |
de6eae1f YR |
9822 | if (((phy->req_line_speed == SPEED_AUTO_NEG) && |
9823 | (phy->speed_cap_mask & | |
9824 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) || | |
9825 | (phy->req_line_speed == SPEED_1000)) { | |
9826 | an_1000_val |= (1<<8); | |
9827 | autoneg_val |= (1<<9 | 1<<12); | |
9828 | if (phy->req_duplex == DUPLEX_FULL) | |
9829 | an_1000_val |= (1<<9); | |
9830 | DP(NETIF_MSG_LINK, "Advertising 1G\n"); | |
9831 | } else | |
9832 | an_1000_val &= ~((1<<8) | (1<<9)); | |
ea4e040a | 9833 | |
de6eae1f YR |
9834 | bnx2x_cl45_write(bp, phy, |
9835 | MDIO_AN_DEVAD, MDIO_AN_REG_8481_1000T_CTRL, | |
9836 | an_1000_val); | |
ea4e040a | 9837 | |
343f7dc4 YR |
9838 | /* Set 10/100 speed advertisement */ |
9839 | if (phy->req_line_speed == SPEED_AUTO_NEG) { | |
9840 | if (phy->speed_cap_mask & | |
9841 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL) { | |
9842 | /* Enable autoneg and restart autoneg for legacy speeds | |
9843 | */ | |
9844 | autoneg_val |= (1<<9 | 1<<12); | |
de6eae1f | 9845 | an_10_100_val |= (1<<8); |
343f7dc4 YR |
9846 | DP(NETIF_MSG_LINK, "Advertising 100M-FD\n"); |
9847 | } | |
9848 | ||
9849 | if (phy->speed_cap_mask & | |
9850 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF) { | |
9851 | /* Enable autoneg and restart autoneg for legacy speeds | |
9852 | */ | |
9853 | autoneg_val |= (1<<9 | 1<<12); | |
9854 | an_10_100_val |= (1<<7); | |
9855 | DP(NETIF_MSG_LINK, "Advertising 100M-HD\n"); | |
9856 | } | |
9857 | ||
9858 | if ((phy->speed_cap_mask & | |
9859 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL) && | |
9860 | (phy->supported & SUPPORTED_10baseT_Full)) { | |
de6eae1f | 9861 | an_10_100_val |= (1<<6); |
343f7dc4 YR |
9862 | autoneg_val |= (1<<9 | 1<<12); |
9863 | DP(NETIF_MSG_LINK, "Advertising 10M-FD\n"); | |
9864 | } | |
9865 | ||
9866 | if ((phy->speed_cap_mask & | |
9867 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF) && | |
9868 | (phy->supported & SUPPORTED_10baseT_Half)) { | |
9869 | an_10_100_val |= (1<<5); | |
9870 | autoneg_val |= (1<<9 | 1<<12); | |
9871 | DP(NETIF_MSG_LINK, "Advertising 10M-HD\n"); | |
9872 | } | |
de6eae1f | 9873 | } |
b7737c9b | 9874 | |
de6eae1f | 9875 | /* Only 10/100 are allowed to work in FORCE mode */ |
0520e63a YR |
9876 | if ((phy->req_line_speed == SPEED_100) && |
9877 | (phy->supported & | |
9878 | (SUPPORTED_100baseT_Half | | |
9879 | SUPPORTED_100baseT_Full))) { | |
de6eae1f YR |
9880 | autoneg_val |= (1<<13); |
9881 | /* Enabled AUTO-MDIX when autoneg is disabled */ | |
9882 | bnx2x_cl45_write(bp, phy, | |
9883 | MDIO_AN_DEVAD, MDIO_AN_REG_8481_AUX_CTRL, | |
9884 | (1<<15 | 1<<9 | 7<<0)); | |
521683da YR |
9885 | /* The PHY needs this set even for forced link. */ |
9886 | an_10_100_val |= (1<<8) | (1<<7); | |
de6eae1f YR |
9887 | DP(NETIF_MSG_LINK, "Setting 100M force\n"); |
9888 | } | |
0520e63a YR |
9889 | if ((phy->req_line_speed == SPEED_10) && |
9890 | (phy->supported & | |
9891 | (SUPPORTED_10baseT_Half | | |
9892 | SUPPORTED_10baseT_Full))) { | |
de6eae1f YR |
9893 | /* Enabled AUTO-MDIX when autoneg is disabled */ |
9894 | bnx2x_cl45_write(bp, phy, | |
9895 | MDIO_AN_DEVAD, MDIO_AN_REG_8481_AUX_CTRL, | |
9896 | (1<<15 | 1<<9 | 7<<0)); | |
9897 | DP(NETIF_MSG_LINK, "Setting 10M force\n"); | |
9898 | } | |
b7737c9b | 9899 | |
de6eae1f YR |
9900 | bnx2x_cl45_write(bp, phy, |
9901 | MDIO_AN_DEVAD, MDIO_AN_REG_8481_LEGACY_AN_ADV, | |
9902 | an_10_100_val); | |
b7737c9b | 9903 | |
de6eae1f YR |
9904 | if (phy->req_duplex == DUPLEX_FULL) |
9905 | autoneg_val |= (1<<8); | |
b7737c9b | 9906 | |
0f6bb03d YR |
9907 | /* Always write this if this is not 84833/4. |
9908 | * For 84833/4, write it only when it's a forced speed. | |
fd38f73e | 9909 | */ |
924c6216 | 9910 | if (!bnx2x_is_8483x_8485x(phy) || |
503976e9 | 9911 | ((autoneg_val & (1<<12)) == 0)) |
fd38f73e | 9912 | bnx2x_cl45_write(bp, phy, |
de6eae1f YR |
9913 | MDIO_AN_DEVAD, |
9914 | MDIO_AN_REG_8481_LEGACY_MII_CTRL, autoneg_val); | |
b7737c9b | 9915 | |
de6eae1f YR |
9916 | if (((phy->req_line_speed == SPEED_AUTO_NEG) && |
9917 | (phy->speed_cap_mask & | |
9918 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) || | |
9919 | (phy->req_line_speed == SPEED_10000)) { | |
9045f6b4 YR |
9920 | DP(NETIF_MSG_LINK, "Advertising 10G\n"); |
9921 | /* Restart autoneg for 10G*/ | |
de6eae1f | 9922 | |
503976e9 YR |
9923 | bnx2x_cl45_read_or_write( |
9924 | bp, phy, | |
9925 | MDIO_AN_DEVAD, | |
9926 | MDIO_AN_REG_8481_10GBASE_T_AN_CTRL, | |
9927 | 0x1000); | |
521683da YR |
9928 | bnx2x_cl45_write(bp, phy, |
9929 | MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, | |
9930 | 0x3200); | |
fd38f73e | 9931 | } else |
de6eae1f YR |
9932 | bnx2x_cl45_write(bp, phy, |
9933 | MDIO_AN_DEVAD, | |
9934 | MDIO_AN_REG_8481_10GBASE_T_AN_CTRL, | |
9935 | 1); | |
fd38f73e | 9936 | |
de6eae1f | 9937 | return 0; |
b7737c9b YR |
9938 | } |
9939 | ||
fcf5b650 YR |
9940 | static int bnx2x_8481_config_init(struct bnx2x_phy *phy, |
9941 | struct link_params *params, | |
9942 | struct link_vars *vars) | |
ea4e040a YR |
9943 | { |
9944 | struct bnx2x *bp = params->bp; | |
de6eae1f YR |
9945 | /* Restore normal power mode*/ |
9946 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, | |
cd88ccee | 9947 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, params->port); |
b7737c9b | 9948 | |
de6eae1f YR |
9949 | /* HW reset */ |
9950 | bnx2x_ext_phy_hw_reset(bp, params->port); | |
6d870c39 | 9951 | bnx2x_wait_reset_complete(bp, phy, params); |
ab6ad5a4 | 9952 | |
de6eae1f YR |
9953 | bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 1<<15); |
9954 | return bnx2x_848xx_cmn_config_init(phy, params, vars); | |
9955 | } | |
ea4e040a | 9956 | |
924c6216 YR |
9957 | #define PHY848xx_CMDHDLR_WAIT 300 |
9958 | #define PHY848xx_CMDHDLR_MAX_ARGS 5 | |
9959 | ||
9960 | static int bnx2x_84858_cmd_hdlr(struct bnx2x_phy *phy, | |
9961 | struct link_params *params, | |
9962 | u16 fw_cmd, | |
9963 | u16 cmd_args[], int argc) | |
9964 | { | |
9965 | int idx; | |
9966 | u16 val; | |
9967 | struct bnx2x *bp = params->bp; | |
9968 | ||
9969 | /* Step 1: Poll the STATUS register to see whether the previous command | |
9970 | * is in progress or the system is busy (CMD_IN_PROGRESS or | |
9971 | * SYSTEM_BUSY). If previous command is in progress or system is busy, | |
9972 | * check again until the previous command finishes execution and the | |
9973 | * system is available for taking command | |
9974 | */ | |
9975 | ||
9976 | for (idx = 0; idx < PHY848xx_CMDHDLR_WAIT; idx++) { | |
9977 | bnx2x_cl45_read(bp, phy, MDIO_CTL_DEVAD, | |
9978 | MDIO_848xx_CMD_HDLR_STATUS, &val); | |
9979 | if ((val != PHY84858_STATUS_CMD_IN_PROGRESS) && | |
9980 | (val != PHY84858_STATUS_CMD_SYSTEM_BUSY)) | |
9981 | break; | |
9982 | usleep_range(1000, 2000); | |
9983 | } | |
9984 | if (idx >= PHY848xx_CMDHDLR_WAIT) { | |
9985 | DP(NETIF_MSG_LINK, "FW cmd: FW not ready.\n"); | |
9986 | return -EINVAL; | |
9987 | } | |
9988 | ||
9989 | /* Step2: If any parameters are required for the function, write them | |
9990 | * to the required DATA registers | |
9991 | */ | |
9992 | ||
9993 | for (idx = 0; idx < argc; idx++) { | |
9994 | bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD, | |
9995 | MDIO_848xx_CMD_HDLR_DATA1 + idx, | |
9996 | cmd_args[idx]); | |
9997 | } | |
9998 | ||
9999 | /* Step3: When the firmware is ready for commands, write the 'Command | |
10000 | * code' to the CMD register | |
10001 | */ | |
10002 | bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD, | |
10003 | MDIO_848xx_CMD_HDLR_COMMAND, fw_cmd); | |
10004 | ||
10005 | /* Step4: Once the command has been written, poll the STATUS register | |
10006 | * to check whether the command has completed (CMD_COMPLETED_PASS/ | |
10007 | * CMD_FOR_CMDS or CMD_COMPLETED_ERROR). | |
10008 | */ | |
10009 | ||
10010 | for (idx = 0; idx < PHY848xx_CMDHDLR_WAIT; idx++) { | |
10011 | bnx2x_cl45_read(bp, phy, MDIO_CTL_DEVAD, | |
10012 | MDIO_848xx_CMD_HDLR_STATUS, &val); | |
10013 | if ((val == PHY84858_STATUS_CMD_COMPLETE_PASS) || | |
10014 | (val == PHY84858_STATUS_CMD_COMPLETE_ERROR)) | |
10015 | break; | |
10016 | usleep_range(1000, 2000); | |
10017 | } | |
10018 | if ((idx >= PHY848xx_CMDHDLR_WAIT) || | |
10019 | (val == PHY84858_STATUS_CMD_COMPLETE_ERROR)) { | |
10020 | DP(NETIF_MSG_LINK, "FW cmd failed.\n"); | |
10021 | return -EINVAL; | |
10022 | } | |
10023 | /* Step5: Once the command has completed, read the specficied DATA | |
10024 | * registers for any saved results for the command, if applicable | |
10025 | */ | |
10026 | ||
10027 | /* Gather returning data */ | |
10028 | for (idx = 0; idx < argc; idx++) { | |
10029 | bnx2x_cl45_read(bp, phy, MDIO_CTL_DEVAD, | |
10030 | MDIO_848xx_CMD_HDLR_DATA1 + idx, | |
10031 | &cmd_args[idx]); | |
10032 | } | |
10033 | ||
10034 | return 0; | |
10035 | } | |
10036 | ||
521683da | 10037 | static int bnx2x_84833_cmd_hdlr(struct bnx2x_phy *phy, |
503976e9 YR |
10038 | struct link_params *params, u16 fw_cmd, |
10039 | u16 cmd_args[], int argc) | |
bac27bd9 | 10040 | { |
c8c60d88 | 10041 | int idx; |
bac27bd9 | 10042 | u16 val; |
bac27bd9 | 10043 | struct bnx2x *bp = params->bp; |
bac27bd9 YR |
10044 | /* Write CMD_OPEN_OVERRIDE to STATUS reg */ |
10045 | bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD, | |
924c6216 | 10046 | MDIO_848xx_CMD_HDLR_STATUS, |
521683da | 10047 | PHY84833_STATUS_CMD_OPEN_OVERRIDE); |
924c6216 | 10048 | for (idx = 0; idx < PHY848xx_CMDHDLR_WAIT; idx++) { |
bac27bd9 | 10049 | bnx2x_cl45_read(bp, phy, MDIO_CTL_DEVAD, |
924c6216 | 10050 | MDIO_848xx_CMD_HDLR_STATUS, &val); |
521683da | 10051 | if (val == PHY84833_STATUS_CMD_OPEN_FOR_CMDS) |
bac27bd9 | 10052 | break; |
503976e9 | 10053 | usleep_range(1000, 2000); |
bac27bd9 | 10054 | } |
924c6216 | 10055 | if (idx >= PHY848xx_CMDHDLR_WAIT) { |
521683da | 10056 | DP(NETIF_MSG_LINK, "FW cmd: FW not ready.\n"); |
bac27bd9 YR |
10057 | return -EINVAL; |
10058 | } | |
10059 | ||
521683da | 10060 | /* Prepare argument(s) and issue command */ |
c8c60d88 | 10061 | for (idx = 0; idx < argc; idx++) { |
521683da | 10062 | bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD, |
924c6216 | 10063 | MDIO_848xx_CMD_HDLR_DATA1 + idx, |
521683da YR |
10064 | cmd_args[idx]); |
10065 | } | |
bac27bd9 | 10066 | bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD, |
924c6216 YR |
10067 | MDIO_848xx_CMD_HDLR_COMMAND, fw_cmd); |
10068 | for (idx = 0; idx < PHY848xx_CMDHDLR_WAIT; idx++) { | |
bac27bd9 | 10069 | bnx2x_cl45_read(bp, phy, MDIO_CTL_DEVAD, |
924c6216 | 10070 | MDIO_848xx_CMD_HDLR_STATUS, &val); |
521683da | 10071 | if ((val == PHY84833_STATUS_CMD_COMPLETE_PASS) || |
924c6216 | 10072 | (val == PHY84833_STATUS_CMD_COMPLETE_ERROR)) |
bac27bd9 | 10073 | break; |
503976e9 | 10074 | usleep_range(1000, 2000); |
bac27bd9 | 10075 | } |
924c6216 YR |
10076 | if ((idx >= PHY848xx_CMDHDLR_WAIT) || |
10077 | (val == PHY84833_STATUS_CMD_COMPLETE_ERROR)) { | |
521683da | 10078 | DP(NETIF_MSG_LINK, "FW cmd failed.\n"); |
bac27bd9 YR |
10079 | return -EINVAL; |
10080 | } | |
521683da | 10081 | /* Gather returning data */ |
c8c60d88 | 10082 | for (idx = 0; idx < argc; idx++) { |
521683da | 10083 | bnx2x_cl45_read(bp, phy, MDIO_CTL_DEVAD, |
924c6216 | 10084 | MDIO_848xx_CMD_HDLR_DATA1 + idx, |
521683da YR |
10085 | &cmd_args[idx]); |
10086 | } | |
bac27bd9 | 10087 | bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD, |
924c6216 | 10088 | MDIO_848xx_CMD_HDLR_STATUS, |
521683da | 10089 | PHY84833_STATUS_CMD_CLEAR_COMPLETE); |
bac27bd9 YR |
10090 | return 0; |
10091 | } | |
10092 | ||
924c6216 YR |
10093 | static int bnx2x_848xx_cmd_hdlr(struct bnx2x_phy *phy, |
10094 | struct link_params *params, | |
10095 | u16 fw_cmd, | |
10096 | u16 cmd_args[], int argc) | |
10097 | { | |
10098 | struct bnx2x *bp = params->bp; | |
10099 | ||
10100 | if ((phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84858) || | |
10101 | (REG_RD(bp, params->shmem2_base + | |
10102 | offsetof(struct shmem2_region, | |
10103 | link_attr_sync[params->port])) & | |
10104 | LINK_ATTR_84858)) { | |
10105 | return bnx2x_84858_cmd_hdlr(phy, params, fw_cmd, cmd_args, | |
10106 | argc); | |
10107 | } else { | |
10108 | return bnx2x_84833_cmd_hdlr(phy, params, fw_cmd, cmd_args, | |
10109 | argc); | |
10110 | } | |
10111 | } | |
10112 | ||
10113 | static int bnx2x_848xx_pair_swap_cfg(struct bnx2x_phy *phy, | |
10114 | struct link_params *params, | |
10115 | struct link_vars *vars) | |
521683da YR |
10116 | { |
10117 | u32 pair_swap; | |
924c6216 | 10118 | u16 data[PHY848xx_CMDHDLR_MAX_ARGS]; |
521683da YR |
10119 | int status; |
10120 | struct bnx2x *bp = params->bp; | |
10121 | ||
10122 | /* Check for configuration. */ | |
10123 | pair_swap = REG_RD(bp, params->shmem_base + | |
10124 | offsetof(struct shmem_region, | |
10125 | dev_info.port_hw_config[params->port].xgbt_phy_cfg)) & | |
10126 | PORT_HW_CFG_RJ45_PAIR_SWAP_MASK; | |
10127 | ||
10128 | if (pair_swap == 0) | |
10129 | return 0; | |
10130 | ||
10131 | /* Only the second argument is used for this command */ | |
10132 | data[1] = (u16)pair_swap; | |
10133 | ||
924c6216 YR |
10134 | status = bnx2x_848xx_cmd_hdlr(phy, params, |
10135 | PHY848xx_CMD_SET_PAIR_SWAP, data, | |
10136 | PHY848xx_CMDHDLR_MAX_ARGS); | |
521683da YR |
10137 | if (status == 0) |
10138 | DP(NETIF_MSG_LINK, "Pairswap OK, val=0x%x\n", data[1]); | |
10139 | ||
10140 | return status; | |
10141 | } | |
10142 | ||
985848f8 YR |
10143 | static u8 bnx2x_84833_get_reset_gpios(struct bnx2x *bp, |
10144 | u32 shmem_base_path[], | |
10145 | u32 chip_id) | |
0d40f0d4 YR |
10146 | { |
10147 | u32 reset_pin[2]; | |
10148 | u32 idx; | |
10149 | u8 reset_gpios; | |
10150 | if (CHIP_IS_E3(bp)) { | |
10151 | /* Assume that these will be GPIOs, not EPIOs. */ | |
10152 | for (idx = 0; idx < 2; idx++) { | |
10153 | /* Map config param to register bit. */ | |
10154 | reset_pin[idx] = REG_RD(bp, shmem_base_path[idx] + | |
10155 | offsetof(struct shmem_region, | |
10156 | dev_info.port_hw_config[0].e3_cmn_pin_cfg)); | |
10157 | reset_pin[idx] = (reset_pin[idx] & | |
10158 | PORT_HW_CFG_E3_PHY_RESET_MASK) >> | |
10159 | PORT_HW_CFG_E3_PHY_RESET_SHIFT; | |
10160 | reset_pin[idx] -= PIN_CFG_GPIO0_P0; | |
10161 | reset_pin[idx] = (1 << reset_pin[idx]); | |
10162 | } | |
10163 | reset_gpios = (u8)(reset_pin[0] | reset_pin[1]); | |
10164 | } else { | |
10165 | /* E2, look from diff place of shmem. */ | |
10166 | for (idx = 0; idx < 2; idx++) { | |
10167 | reset_pin[idx] = REG_RD(bp, shmem_base_path[idx] + | |
10168 | offsetof(struct shmem_region, | |
10169 | dev_info.port_hw_config[0].default_cfg)); | |
10170 | reset_pin[idx] &= PORT_HW_CFG_EXT_PHY_GPIO_RST_MASK; | |
10171 | reset_pin[idx] -= PORT_HW_CFG_EXT_PHY_GPIO_RST_GPIO0_P0; | |
10172 | reset_pin[idx] >>= PORT_HW_CFG_EXT_PHY_GPIO_RST_SHIFT; | |
10173 | reset_pin[idx] = (1 << reset_pin[idx]); | |
10174 | } | |
10175 | reset_gpios = (u8)(reset_pin[0] | reset_pin[1]); | |
10176 | } | |
10177 | ||
985848f8 YR |
10178 | return reset_gpios; |
10179 | } | |
10180 | ||
10181 | static int bnx2x_84833_hw_reset_phy(struct bnx2x_phy *phy, | |
10182 | struct link_params *params) | |
10183 | { | |
10184 | struct bnx2x *bp = params->bp; | |
10185 | u8 reset_gpios; | |
10186 | u32 other_shmem_base_addr = REG_RD(bp, params->shmem2_base + | |
10187 | offsetof(struct shmem2_region, | |
10188 | other_shmem_base_addr)); | |
10189 | ||
10190 | u32 shmem_base_path[2]; | |
99bf7f34 YR |
10191 | |
10192 | /* Work around for 84833 LED failure inside RESET status */ | |
10193 | bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, | |
10194 | MDIO_AN_REG_8481_LEGACY_MII_CTRL, | |
10195 | MDIO_AN_REG_8481_MII_CTRL_FORCE_1G); | |
10196 | bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, | |
10197 | MDIO_AN_REG_8481_1G_100T_EXT_CTRL, | |
10198 | MIDO_AN_REG_8481_EXT_CTRL_FORCE_LEDS_OFF); | |
10199 | ||
985848f8 YR |
10200 | shmem_base_path[0] = params->shmem_base; |
10201 | shmem_base_path[1] = other_shmem_base_addr; | |
10202 | ||
10203 | reset_gpios = bnx2x_84833_get_reset_gpios(bp, shmem_base_path, | |
10204 | params->chip_id); | |
10205 | ||
10206 | bnx2x_set_mult_gpio(bp, reset_gpios, MISC_REGISTERS_GPIO_OUTPUT_LOW); | |
10207 | udelay(10); | |
10208 | DP(NETIF_MSG_LINK, "84833 hw reset on pin values 0x%x\n", | |
10209 | reset_gpios); | |
10210 | ||
10211 | return 0; | |
10212 | } | |
10213 | ||
c8c60d88 YM |
10214 | static int bnx2x_8483x_disable_eee(struct bnx2x_phy *phy, |
10215 | struct link_params *params, | |
10216 | struct link_vars *vars) | |
10217 | { | |
10218 | int rc; | |
10219 | struct bnx2x *bp = params->bp; | |
10220 | u16 cmd_args = 0; | |
10221 | ||
10222 | DP(NETIF_MSG_LINK, "Don't Advertise 10GBase-T EEE\n"); | |
10223 | ||
c8c60d88 | 10224 | /* Prevent Phy from working in EEE and advertising it */ |
924c6216 YR |
10225 | rc = bnx2x_848xx_cmd_hdlr(phy, params, |
10226 | PHY848xx_CMD_SET_EEE_MODE, &cmd_args, 1); | |
d231023e | 10227 | if (rc) { |
c8c60d88 YM |
10228 | DP(NETIF_MSG_LINK, "EEE disable failed.\n"); |
10229 | return rc; | |
10230 | } | |
10231 | ||
ec4010ec | 10232 | return bnx2x_eee_disable(phy, params, vars); |
c8c60d88 YM |
10233 | } |
10234 | ||
10235 | static int bnx2x_8483x_enable_eee(struct bnx2x_phy *phy, | |
10236 | struct link_params *params, | |
10237 | struct link_vars *vars) | |
10238 | { | |
10239 | int rc; | |
10240 | struct bnx2x *bp = params->bp; | |
10241 | u16 cmd_args = 1; | |
10242 | ||
924c6216 YR |
10243 | rc = bnx2x_848xx_cmd_hdlr(phy, params, |
10244 | PHY848xx_CMD_SET_EEE_MODE, &cmd_args, 1); | |
d231023e | 10245 | if (rc) { |
c8c60d88 YM |
10246 | DP(NETIF_MSG_LINK, "EEE enable failed.\n"); |
10247 | return rc; | |
10248 | } | |
10249 | ||
ec4010ec | 10250 | return bnx2x_eee_advertise(phy, params, vars, SHMEM_EEE_10G_ADV); |
c8c60d88 YM |
10251 | } |
10252 | ||
a89a1d4a | 10253 | #define PHY84833_CONSTANT_LATENCY 1193 |
fcf5b650 YR |
10254 | static int bnx2x_848x3_config_init(struct bnx2x_phy *phy, |
10255 | struct link_params *params, | |
10256 | struct link_vars *vars) | |
de6eae1f YR |
10257 | { |
10258 | struct bnx2x *bp = params->bp; | |
6a71bbe0 | 10259 | u8 port, initialize = 1; |
bac27bd9 | 10260 | u16 val; |
503976e9 | 10261 | u32 actual_phy_selection; |
924c6216 | 10262 | u16 cmd_args[PHY848xx_CMDHDLR_MAX_ARGS]; |
fcf5b650 | 10263 | int rc = 0; |
7f02c4ad | 10264 | |
503976e9 | 10265 | usleep_range(1000, 2000); |
bac27bd9 | 10266 | |
5481388b | 10267 | if (!(CHIP_IS_E1x(bp))) |
6a71bbe0 YR |
10268 | port = BP_PATH(bp); |
10269 | else | |
10270 | port = params->port; | |
bac27bd9 YR |
10271 | |
10272 | if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84823) { | |
10273 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_3, | |
10274 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, | |
10275 | port); | |
10276 | } else { | |
985848f8 | 10277 | /* MDIO reset */ |
bac27bd9 YR |
10278 | bnx2x_cl45_write(bp, phy, |
10279 | MDIO_PMA_DEVAD, | |
10280 | MDIO_PMA_REG_CTRL, 0x8000); | |
521683da YR |
10281 | } |
10282 | ||
10283 | bnx2x_wait_reset_complete(bp, phy, params); | |
10284 | ||
10285 | /* Wait for GPHY to come out of reset */ | |
10286 | msleep(50); | |
924c6216 | 10287 | if (!bnx2x_is_8483x_8485x(phy)) { |
8f73f0b9 | 10288 | /* BCM84823 requires that XGXS links up first @ 10G for normal |
521683da YR |
10289 | * behavior. |
10290 | */ | |
10291 | u16 temp; | |
10292 | temp = vars->line_speed; | |
10293 | vars->line_speed = SPEED_10000; | |
10294 | bnx2x_set_autoneg(¶ms->phy[INT_PHY], params, vars, 0); | |
10295 | bnx2x_program_serdes(¶ms->phy[INT_PHY], params, vars); | |
10296 | vars->line_speed = temp; | |
10297 | } | |
924c6216 YR |
10298 | /* Check if this is actually BCM84858 */ |
10299 | if (phy->type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84858) { | |
10300 | u16 hw_rev; | |
a22f0788 | 10301 | |
924c6216 YR |
10302 | bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, |
10303 | MDIO_AN_REG_848xx_ID_MSB, &hw_rev); | |
10304 | if (hw_rev == BCM84858_PHY_ID) { | |
10305 | params->link_attr_sync |= LINK_ATTR_84858; | |
10306 | bnx2x_update_link_attr(params, params->link_attr_sync); | |
10307 | } | |
10308 | } | |
10309 | ||
10310 | /* Set dual-media configuration according to configuration */ | |
a22f0788 | 10311 | bnx2x_cl45_read(bp, phy, MDIO_CTL_DEVAD, |
bac27bd9 | 10312 | MDIO_CTL_REG_84823_MEDIA, &val); |
a22f0788 YR |
10313 | val &= ~(MDIO_CTL_REG_84823_MEDIA_MAC_MASK | |
10314 | MDIO_CTL_REG_84823_MEDIA_LINE_MASK | | |
10315 | MDIO_CTL_REG_84823_MEDIA_COPPER_CORE_DOWN | | |
10316 | MDIO_CTL_REG_84823_MEDIA_PRIORITY_MASK | | |
10317 | MDIO_CTL_REG_84823_MEDIA_FIBER_1G); | |
0d40f0d4 YR |
10318 | |
10319 | if (CHIP_IS_E3(bp)) { | |
10320 | val &= ~(MDIO_CTL_REG_84823_MEDIA_MAC_MASK | | |
10321 | MDIO_CTL_REG_84823_MEDIA_LINE_MASK); | |
10322 | } else { | |
10323 | val |= (MDIO_CTL_REG_84823_CTRL_MAC_XFI | | |
10324 | MDIO_CTL_REG_84823_MEDIA_LINE_XAUI_L); | |
10325 | } | |
a22f0788 YR |
10326 | |
10327 | actual_phy_selection = bnx2x_phy_selection(params); | |
10328 | ||
10329 | switch (actual_phy_selection) { | |
10330 | case PORT_HW_CFG_PHY_SELECTION_HARDWARE_DEFAULT: | |
25985edc | 10331 | /* Do nothing. Essentially this is like the priority copper */ |
a22f0788 YR |
10332 | break; |
10333 | case PORT_HW_CFG_PHY_SELECTION_FIRST_PHY_PRIORITY: | |
10334 | val |= MDIO_CTL_REG_84823_MEDIA_PRIORITY_COPPER; | |
10335 | break; | |
10336 | case PORT_HW_CFG_PHY_SELECTION_SECOND_PHY_PRIORITY: | |
10337 | val |= MDIO_CTL_REG_84823_MEDIA_PRIORITY_FIBER; | |
10338 | break; | |
10339 | case PORT_HW_CFG_PHY_SELECTION_FIRST_PHY: | |
10340 | /* Do nothing here. The first PHY won't be initialized at all */ | |
10341 | break; | |
10342 | case PORT_HW_CFG_PHY_SELECTION_SECOND_PHY: | |
10343 | val |= MDIO_CTL_REG_84823_MEDIA_COPPER_CORE_DOWN; | |
10344 | initialize = 0; | |
10345 | break; | |
10346 | } | |
10347 | if (params->phy[EXT_PHY2].req_line_speed == SPEED_1000) | |
10348 | val |= MDIO_CTL_REG_84823_MEDIA_FIBER_1G; | |
10349 | ||
10350 | bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD, | |
bac27bd9 | 10351 | MDIO_CTL_REG_84823_MEDIA, val); |
a22f0788 YR |
10352 | DP(NETIF_MSG_LINK, "Multi_phy config = 0x%x, Media control = 0x%x\n", |
10353 | params->multi_phy_config, val); | |
10354 | ||
924c6216 YR |
10355 | if (bnx2x_is_8483x_8485x(phy)) { |
10356 | bnx2x_848xx_pair_swap_cfg(phy, params, vars); | |
a89a1d4a | 10357 | |
096b9527 YR |
10358 | /* Keep AutogrEEEn disabled. */ |
10359 | cmd_args[0] = 0x0; | |
11b2ec6b YR |
10360 | cmd_args[1] = 0x0; |
10361 | cmd_args[2] = PHY84833_CONSTANT_LATENCY + 1; | |
10362 | cmd_args[3] = PHY84833_CONSTANT_LATENCY; | |
924c6216 YR |
10363 | rc = bnx2x_848xx_cmd_hdlr(phy, params, |
10364 | PHY848xx_CMD_SET_EEE_MODE, cmd_args, | |
10365 | PHY848xx_CMDHDLR_MAX_ARGS); | |
d231023e | 10366 | if (rc) |
11b2ec6b YR |
10367 | DP(NETIF_MSG_LINK, "Cfg AutogrEEEn failed.\n"); |
10368 | } | |
a22f0788 YR |
10369 | if (initialize) |
10370 | rc = bnx2x_848xx_cmn_config_init(phy, params, vars); | |
10371 | else | |
11b2ec6b | 10372 | bnx2x_save_848xx_spirom_version(phy, bp, params->port); |
a89a1d4a YR |
10373 | /* 84833 PHY has a better feature and doesn't need to support this. */ |
10374 | if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84823) { | |
503976e9 | 10375 | u32 cms_enable = REG_RD(bp, params->shmem_base + |
1bef68e3 YR |
10376 | offsetof(struct shmem_region, |
10377 | dev_info.port_hw_config[params->port].default_cfg)) & | |
10378 | PORT_HW_CFG_ENABLE_CMS_MASK; | |
10379 | ||
a89a1d4a YR |
10380 | bnx2x_cl45_read(bp, phy, MDIO_CTL_DEVAD, |
10381 | MDIO_CTL_REG_84823_USER_CTRL_REG, &val); | |
10382 | if (cms_enable) | |
10383 | val |= MDIO_CTL_REG_84823_USER_CTRL_CMS; | |
10384 | else | |
10385 | val &= ~MDIO_CTL_REG_84823_USER_CTRL_CMS; | |
10386 | bnx2x_cl45_write(bp, phy, MDIO_CTL_DEVAD, | |
10387 | MDIO_CTL_REG_84823_USER_CTRL_REG, val); | |
10388 | } | |
1bef68e3 | 10389 | |
c8c60d88 YM |
10390 | bnx2x_cl45_read(bp, phy, MDIO_CTL_DEVAD, |
10391 | MDIO_84833_TOP_CFG_FW_REV, &val); | |
10392 | ||
10393 | /* Configure EEE support */ | |
f6b6eb69 YM |
10394 | if ((val >= MDIO_84833_TOP_CFG_FW_EEE) && |
10395 | (val != MDIO_84833_TOP_CFG_FW_NO_EEE) && | |
10396 | bnx2x_eee_has_cap(params)) { | |
ec4010ec | 10397 | rc = bnx2x_eee_initial_config(params, vars, SHMEM_EEE_10G_ADV); |
d231023e | 10398 | if (rc) { |
c8c60d88 YM |
10399 | DP(NETIF_MSG_LINK, "Failed to configure EEE timers\n"); |
10400 | bnx2x_8483x_disable_eee(phy, params, vars); | |
10401 | return rc; | |
10402 | } | |
10403 | ||
fd5dfca7 | 10404 | if ((phy->req_duplex == DUPLEX_FULL) && |
c8c60d88 YM |
10405 | (params->eee_mode & EEE_MODE_ADV_LPI) && |
10406 | (bnx2x_eee_calc_timer(params) || | |
10407 | !(params->eee_mode & EEE_MODE_ENABLE_LPI))) | |
10408 | rc = bnx2x_8483x_enable_eee(phy, params, vars); | |
10409 | else | |
10410 | rc = bnx2x_8483x_disable_eee(phy, params, vars); | |
d231023e | 10411 | if (rc) { |
efc7ce03 | 10412 | DP(NETIF_MSG_LINK, "Failed to set EEE advertisement\n"); |
c8c60d88 YM |
10413 | return rc; |
10414 | } | |
10415 | } else { | |
c8c60d88 YM |
10416 | vars->eee_status &= ~SHMEM_EEE_SUPPORTED_MASK; |
10417 | } | |
10418 | ||
924c6216 | 10419 | if (bnx2x_is_8483x_8485x(phy)) { |
11b2ec6b | 10420 | /* Bring PHY out of super isolate mode as the final step. */ |
503976e9 YR |
10421 | bnx2x_cl45_read_and_write(bp, phy, |
10422 | MDIO_CTL_DEVAD, | |
10423 | MDIO_84833_TOP_CFG_XGPHY_STRAP1, | |
10424 | (u16)~MDIO_84833_SUPER_ISOLATE); | |
11b2ec6b | 10425 | } |
a22f0788 | 10426 | return rc; |
de6eae1f | 10427 | } |
ea4e040a | 10428 | |
de6eae1f | 10429 | static u8 bnx2x_848xx_read_status(struct bnx2x_phy *phy, |
cd88ccee YR |
10430 | struct link_params *params, |
10431 | struct link_vars *vars) | |
de6eae1f YR |
10432 | { |
10433 | struct bnx2x *bp = params->bp; | |
bac27bd9 | 10434 | u16 val, val1, val2; |
de6eae1f | 10435 | u8 link_up = 0; |
ea4e040a | 10436 | |
c87bca1e | 10437 | |
de6eae1f YR |
10438 | /* Check 10G-BaseT link status */ |
10439 | /* Check PMD signal ok */ | |
10440 | bnx2x_cl45_read(bp, phy, | |
10441 | MDIO_AN_DEVAD, 0xFFFA, &val1); | |
10442 | bnx2x_cl45_read(bp, phy, | |
bac27bd9 | 10443 | MDIO_PMA_DEVAD, MDIO_PMA_REG_8481_PMD_SIGNAL, |
de6eae1f YR |
10444 | &val2); |
10445 | DP(NETIF_MSG_LINK, "BCM848xx: PMD_SIGNAL 1.a811 = 0x%x\n", val2); | |
ea4e040a | 10446 | |
de6eae1f YR |
10447 | /* Check link 10G */ |
10448 | if (val2 & (1<<11)) { | |
ea4e040a | 10449 | vars->line_speed = SPEED_10000; |
791f18c0 | 10450 | vars->duplex = DUPLEX_FULL; |
de6eae1f YR |
10451 | link_up = 1; |
10452 | bnx2x_ext_phy_10G_an_resolve(bp, phy, vars); | |
10453 | } else { /* Check Legacy speed link */ | |
10454 | u16 legacy_status, legacy_speed; | |
ea4e040a | 10455 | |
de6eae1f YR |
10456 | /* Enable expansion register 0x42 (Operation mode status) */ |
10457 | bnx2x_cl45_write(bp, phy, | |
10458 | MDIO_AN_DEVAD, | |
10459 | MDIO_AN_REG_8481_EXPANSION_REG_ACCESS, 0xf42); | |
ea4e040a | 10460 | |
de6eae1f YR |
10461 | /* Get legacy speed operation status */ |
10462 | bnx2x_cl45_read(bp, phy, | |
10463 | MDIO_AN_DEVAD, | |
10464 | MDIO_AN_REG_8481_EXPANSION_REG_RD_RW, | |
10465 | &legacy_status); | |
ea4e040a | 10466 | |
94f05b0f JP |
10467 | DP(NETIF_MSG_LINK, "Legacy speed status = 0x%x\n", |
10468 | legacy_status); | |
de6eae1f | 10469 | link_up = ((legacy_status & (1<<11)) == (1<<11)); |
14400901 YM |
10470 | legacy_speed = (legacy_status & (3<<9)); |
10471 | if (legacy_speed == (0<<9)) | |
10472 | vars->line_speed = SPEED_10; | |
10473 | else if (legacy_speed == (1<<9)) | |
10474 | vars->line_speed = SPEED_100; | |
10475 | else if (legacy_speed == (2<<9)) | |
10476 | vars->line_speed = SPEED_1000; | |
10477 | else { /* Should not happen: Treat as link down */ | |
10478 | vars->line_speed = 0; | |
10479 | link_up = 0; | |
10480 | } | |
ea4e040a | 10481 | |
14400901 | 10482 | if (link_up) { |
de6eae1f YR |
10483 | if (legacy_status & (1<<8)) |
10484 | vars->duplex = DUPLEX_FULL; | |
10485 | else | |
10486 | vars->duplex = DUPLEX_HALF; | |
ea4e040a | 10487 | |
94f05b0f JP |
10488 | DP(NETIF_MSG_LINK, |
10489 | "Link is up in %dMbps, is_duplex_full= %d\n", | |
10490 | vars->line_speed, | |
10491 | (vars->duplex == DUPLEX_FULL)); | |
de6eae1f YR |
10492 | /* Check legacy speed AN resolution */ |
10493 | bnx2x_cl45_read(bp, phy, | |
10494 | MDIO_AN_DEVAD, | |
10495 | MDIO_AN_REG_8481_LEGACY_MII_STATUS, | |
10496 | &val); | |
10497 | if (val & (1<<5)) | |
10498 | vars->link_status |= | |
10499 | LINK_STATUS_AUTO_NEGOTIATE_COMPLETE; | |
10500 | bnx2x_cl45_read(bp, phy, | |
10501 | MDIO_AN_DEVAD, | |
10502 | MDIO_AN_REG_8481_LEGACY_AN_EXPANSION, | |
10503 | &val); | |
10504 | if ((val & (1<<0)) == 0) | |
10505 | vars->link_status |= | |
10506 | LINK_STATUS_PARALLEL_DETECTION_USED; | |
ea4e040a | 10507 | } |
ea4e040a | 10508 | } |
de6eae1f | 10509 | if (link_up) { |
d231023e | 10510 | DP(NETIF_MSG_LINK, "BCM848x3: link speed is %d\n", |
de6eae1f YR |
10511 | vars->line_speed); |
10512 | bnx2x_ext_phy_resolve_fc(phy, params, vars); | |
9e7e8399 MY |
10513 | |
10514 | /* Read LP advertised speeds */ | |
10515 | bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, | |
10516 | MDIO_AN_REG_CL37_FC_LP, &val); | |
10517 | if (val & (1<<5)) | |
10518 | vars->link_status |= | |
10519 | LINK_STATUS_LINK_PARTNER_10THD_CAPABLE; | |
10520 | if (val & (1<<6)) | |
10521 | vars->link_status |= | |
10522 | LINK_STATUS_LINK_PARTNER_10TFD_CAPABLE; | |
10523 | if (val & (1<<7)) | |
10524 | vars->link_status |= | |
10525 | LINK_STATUS_LINK_PARTNER_100TXHD_CAPABLE; | |
10526 | if (val & (1<<8)) | |
10527 | vars->link_status |= | |
10528 | LINK_STATUS_LINK_PARTNER_100TXFD_CAPABLE; | |
10529 | if (val & (1<<9)) | |
10530 | vars->link_status |= | |
10531 | LINK_STATUS_LINK_PARTNER_100T4_CAPABLE; | |
10532 | ||
10533 | bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, | |
10534 | MDIO_AN_REG_1000T_STATUS, &val); | |
10535 | ||
10536 | if (val & (1<<10)) | |
10537 | vars->link_status |= | |
10538 | LINK_STATUS_LINK_PARTNER_1000THD_CAPABLE; | |
10539 | if (val & (1<<11)) | |
10540 | vars->link_status |= | |
10541 | LINK_STATUS_LINK_PARTNER_1000TFD_CAPABLE; | |
10542 | ||
10543 | bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, | |
10544 | MDIO_AN_REG_MASTER_STATUS, &val); | |
10545 | ||
10546 | if (val & (1<<11)) | |
10547 | vars->link_status |= | |
10548 | LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE; | |
c8c60d88 YM |
10549 | |
10550 | /* Determine if EEE was negotiated */ | |
924c6216 | 10551 | if (bnx2x_is_8483x_8485x(phy)) |
ec4010ec | 10552 | bnx2x_eee_an_resolve(phy, params, vars); |
de6eae1f | 10553 | } |
589abe3a | 10554 | |
de6eae1f | 10555 | return link_up; |
b7737c9b YR |
10556 | } |
10557 | ||
fcf5b650 | 10558 | static int bnx2x_848xx_format_ver(u32 raw_ver, u8 *str, u16 *len) |
b7737c9b | 10559 | { |
fcf5b650 | 10560 | int status = 0; |
de6eae1f YR |
10561 | u32 spirom_ver; |
10562 | spirom_ver = ((raw_ver & 0xF80) >> 7) << 16 | (raw_ver & 0x7F); | |
10563 | status = bnx2x_format_ver(spirom_ver, str, len); | |
10564 | return status; | |
b7737c9b | 10565 | } |
de6eae1f YR |
10566 | |
10567 | static void bnx2x_8481_hw_reset(struct bnx2x_phy *phy, | |
10568 | struct link_params *params) | |
b7737c9b | 10569 | { |
de6eae1f | 10570 | bnx2x_set_gpio(params->bp, MISC_REGISTERS_GPIO_1, |
cd88ccee | 10571 | MISC_REGISTERS_GPIO_OUTPUT_LOW, 0); |
de6eae1f | 10572 | bnx2x_set_gpio(params->bp, MISC_REGISTERS_GPIO_1, |
cd88ccee | 10573 | MISC_REGISTERS_GPIO_OUTPUT_LOW, 1); |
b7737c9b | 10574 | } |
de6eae1f | 10575 | |
b7737c9b YR |
10576 | static void bnx2x_8481_link_reset(struct bnx2x_phy *phy, |
10577 | struct link_params *params) | |
10578 | { | |
10579 | bnx2x_cl45_write(params->bp, phy, | |
10580 | MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x0000); | |
10581 | bnx2x_cl45_write(params->bp, phy, | |
10582 | MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 1); | |
10583 | } | |
10584 | ||
10585 | static void bnx2x_848x3_link_reset(struct bnx2x_phy *phy, | |
10586 | struct link_params *params) | |
10587 | { | |
10588 | struct bnx2x *bp = params->bp; | |
6a71bbe0 | 10589 | u8 port; |
0d40f0d4 | 10590 | u16 val16; |
bac27bd9 | 10591 | |
f93fb016 | 10592 | if (!(CHIP_IS_E1x(bp))) |
6a71bbe0 YR |
10593 | port = BP_PATH(bp); |
10594 | else | |
10595 | port = params->port; | |
bac27bd9 YR |
10596 | |
10597 | if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84823) { | |
10598 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_3, | |
10599 | MISC_REGISTERS_GPIO_OUTPUT_LOW, | |
10600 | port); | |
10601 | } else { | |
0d40f0d4 YR |
10602 | bnx2x_cl45_read(bp, phy, |
10603 | MDIO_CTL_DEVAD, | |
11b2ec6b YR |
10604 | MDIO_84833_TOP_CFG_XGPHY_STRAP1, &val16); |
10605 | val16 |= MDIO_84833_SUPER_ISOLATE; | |
fd38f73e | 10606 | bnx2x_cl45_write(bp, phy, |
11b2ec6b YR |
10607 | MDIO_CTL_DEVAD, |
10608 | MDIO_84833_TOP_CFG_XGPHY_STRAP1, val16); | |
bac27bd9 | 10609 | } |
b7737c9b YR |
10610 | } |
10611 | ||
7f02c4ad YR |
10612 | static void bnx2x_848xx_set_link_led(struct bnx2x_phy *phy, |
10613 | struct link_params *params, u8 mode) | |
10614 | { | |
10615 | struct bnx2x *bp = params->bp; | |
10616 | u16 val; | |
bac27bd9 YR |
10617 | u8 port; |
10618 | ||
f93fb016 | 10619 | if (!(CHIP_IS_E1x(bp))) |
bac27bd9 YR |
10620 | port = BP_PATH(bp); |
10621 | else | |
10622 | port = params->port; | |
7f02c4ad YR |
10623 | |
10624 | switch (mode) { | |
10625 | case LED_MODE_OFF: | |
10626 | ||
bac27bd9 | 10627 | DP(NETIF_MSG_LINK, "Port 0x%x: LED MODE OFF\n", port); |
7f02c4ad YR |
10628 | |
10629 | if ((params->hw_led_mode << SHARED_HW_CFG_LED_MODE_SHIFT) == | |
10630 | SHARED_HW_CFG_LED_EXTPHY1) { | |
10631 | ||
10632 | /* Set LED masks */ | |
10633 | bnx2x_cl45_write(bp, phy, | |
10634 | MDIO_PMA_DEVAD, | |
10635 | MDIO_PMA_REG_8481_LED1_MASK, | |
10636 | 0x0); | |
10637 | ||
10638 | bnx2x_cl45_write(bp, phy, | |
10639 | MDIO_PMA_DEVAD, | |
10640 | MDIO_PMA_REG_8481_LED2_MASK, | |
10641 | 0x0); | |
10642 | ||
10643 | bnx2x_cl45_write(bp, phy, | |
10644 | MDIO_PMA_DEVAD, | |
10645 | MDIO_PMA_REG_8481_LED3_MASK, | |
10646 | 0x0); | |
10647 | ||
10648 | bnx2x_cl45_write(bp, phy, | |
10649 | MDIO_PMA_DEVAD, | |
10650 | MDIO_PMA_REG_8481_LED5_MASK, | |
10651 | 0x0); | |
10652 | ||
10653 | } else { | |
10654 | bnx2x_cl45_write(bp, phy, | |
10655 | MDIO_PMA_DEVAD, | |
10656 | MDIO_PMA_REG_8481_LED1_MASK, | |
10657 | 0x0); | |
10658 | } | |
10659 | break; | |
10660 | case LED_MODE_FRONT_PANEL_OFF: | |
10661 | ||
10662 | DP(NETIF_MSG_LINK, "Port 0x%x: LED MODE FRONT PANEL OFF\n", | |
bac27bd9 | 10663 | port); |
7f02c4ad YR |
10664 | |
10665 | if ((params->hw_led_mode << SHARED_HW_CFG_LED_MODE_SHIFT) == | |
10666 | SHARED_HW_CFG_LED_EXTPHY1) { | |
10667 | ||
10668 | /* Set LED masks */ | |
10669 | bnx2x_cl45_write(bp, phy, | |
cd88ccee YR |
10670 | MDIO_PMA_DEVAD, |
10671 | MDIO_PMA_REG_8481_LED1_MASK, | |
10672 | 0x0); | |
7f02c4ad YR |
10673 | |
10674 | bnx2x_cl45_write(bp, phy, | |
cd88ccee YR |
10675 | MDIO_PMA_DEVAD, |
10676 | MDIO_PMA_REG_8481_LED2_MASK, | |
10677 | 0x0); | |
7f02c4ad YR |
10678 | |
10679 | bnx2x_cl45_write(bp, phy, | |
cd88ccee YR |
10680 | MDIO_PMA_DEVAD, |
10681 | MDIO_PMA_REG_8481_LED3_MASK, | |
10682 | 0x0); | |
7f02c4ad YR |
10683 | |
10684 | bnx2x_cl45_write(bp, phy, | |
cd88ccee YR |
10685 | MDIO_PMA_DEVAD, |
10686 | MDIO_PMA_REG_8481_LED5_MASK, | |
10687 | 0x20); | |
7f02c4ad YR |
10688 | |
10689 | } else { | |
10690 | bnx2x_cl45_write(bp, phy, | |
10691 | MDIO_PMA_DEVAD, | |
10692 | MDIO_PMA_REG_8481_LED1_MASK, | |
10693 | 0x0); | |
8ce76845 YR |
10694 | if (phy->type == |
10695 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84834) { | |
10696 | /* Disable MI_INT interrupt before setting LED4 | |
10697 | * source to constant off. | |
10698 | */ | |
10699 | if (REG_RD(bp, NIG_REG_MASK_INTERRUPT_PORT0 + | |
10700 | params->port*4) & | |
10701 | NIG_MASK_MI_INT) { | |
10702 | params->link_flags |= | |
10703 | LINK_FLAGS_INT_DISABLED; | |
10704 | ||
10705 | bnx2x_bits_dis( | |
10706 | bp, | |
10707 | NIG_REG_MASK_INTERRUPT_PORT0 + | |
10708 | params->port*4, | |
10709 | NIG_MASK_MI_INT); | |
10710 | } | |
10711 | bnx2x_cl45_write(bp, phy, | |
10712 | MDIO_PMA_DEVAD, | |
10713 | MDIO_PMA_REG_8481_SIGNAL_MASK, | |
10714 | 0x0); | |
10715 | } | |
7f02c4ad YR |
10716 | } |
10717 | break; | |
10718 | case LED_MODE_ON: | |
10719 | ||
bac27bd9 | 10720 | DP(NETIF_MSG_LINK, "Port 0x%x: LED MODE ON\n", port); |
7f02c4ad YR |
10721 | |
10722 | if ((params->hw_led_mode << SHARED_HW_CFG_LED_MODE_SHIFT) == | |
10723 | SHARED_HW_CFG_LED_EXTPHY1) { | |
10724 | /* Set control reg */ | |
10725 | bnx2x_cl45_read(bp, phy, | |
10726 | MDIO_PMA_DEVAD, | |
10727 | MDIO_PMA_REG_8481_LINK_SIGNAL, | |
10728 | &val); | |
10729 | val &= 0x8000; | |
10730 | val |= 0x2492; | |
10731 | ||
10732 | bnx2x_cl45_write(bp, phy, | |
cd88ccee YR |
10733 | MDIO_PMA_DEVAD, |
10734 | MDIO_PMA_REG_8481_LINK_SIGNAL, | |
10735 | val); | |
7f02c4ad YR |
10736 | |
10737 | /* Set LED masks */ | |
10738 | bnx2x_cl45_write(bp, phy, | |
cd88ccee YR |
10739 | MDIO_PMA_DEVAD, |
10740 | MDIO_PMA_REG_8481_LED1_MASK, | |
10741 | 0x0); | |
7f02c4ad YR |
10742 | |
10743 | bnx2x_cl45_write(bp, phy, | |
cd88ccee YR |
10744 | MDIO_PMA_DEVAD, |
10745 | MDIO_PMA_REG_8481_LED2_MASK, | |
10746 | 0x20); | |
7f02c4ad YR |
10747 | |
10748 | bnx2x_cl45_write(bp, phy, | |
cd88ccee YR |
10749 | MDIO_PMA_DEVAD, |
10750 | MDIO_PMA_REG_8481_LED3_MASK, | |
10751 | 0x20); | |
7f02c4ad YR |
10752 | |
10753 | bnx2x_cl45_write(bp, phy, | |
cd88ccee YR |
10754 | MDIO_PMA_DEVAD, |
10755 | MDIO_PMA_REG_8481_LED5_MASK, | |
10756 | 0x0); | |
7f02c4ad YR |
10757 | } else { |
10758 | bnx2x_cl45_write(bp, phy, | |
cd88ccee YR |
10759 | MDIO_PMA_DEVAD, |
10760 | MDIO_PMA_REG_8481_LED1_MASK, | |
10761 | 0x20); | |
8ce76845 YR |
10762 | if (phy->type == |
10763 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84834) { | |
10764 | /* Disable MI_INT interrupt before setting LED4 | |
10765 | * source to constant on. | |
10766 | */ | |
10767 | if (REG_RD(bp, NIG_REG_MASK_INTERRUPT_PORT0 + | |
10768 | params->port*4) & | |
10769 | NIG_MASK_MI_INT) { | |
10770 | params->link_flags |= | |
10771 | LINK_FLAGS_INT_DISABLED; | |
10772 | ||
10773 | bnx2x_bits_dis( | |
10774 | bp, | |
10775 | NIG_REG_MASK_INTERRUPT_PORT0 + | |
10776 | params->port*4, | |
10777 | NIG_MASK_MI_INT); | |
10778 | } | |
10779 | bnx2x_cl45_write(bp, phy, | |
10780 | MDIO_PMA_DEVAD, | |
10781 | MDIO_PMA_REG_8481_SIGNAL_MASK, | |
10782 | 0x20); | |
10783 | } | |
7f02c4ad YR |
10784 | } |
10785 | break; | |
10786 | ||
10787 | case LED_MODE_OPER: | |
10788 | ||
bac27bd9 | 10789 | DP(NETIF_MSG_LINK, "Port 0x%x: LED MODE OPER\n", port); |
7f02c4ad YR |
10790 | |
10791 | if ((params->hw_led_mode << SHARED_HW_CFG_LED_MODE_SHIFT) == | |
10792 | SHARED_HW_CFG_LED_EXTPHY1) { | |
10793 | ||
10794 | /* Set control reg */ | |
10795 | bnx2x_cl45_read(bp, phy, | |
10796 | MDIO_PMA_DEVAD, | |
10797 | MDIO_PMA_REG_8481_LINK_SIGNAL, | |
10798 | &val); | |
10799 | ||
10800 | if (!((val & | |
cd88ccee YR |
10801 | MDIO_PMA_REG_8481_LINK_SIGNAL_LED4_ENABLE_MASK) |
10802 | >> MDIO_PMA_REG_8481_LINK_SIGNAL_LED4_ENABLE_SHIFT)) { | |
2cf7acf9 | 10803 | DP(NETIF_MSG_LINK, "Setting LINK_SIGNAL\n"); |
7f02c4ad YR |
10804 | bnx2x_cl45_write(bp, phy, |
10805 | MDIO_PMA_DEVAD, | |
10806 | MDIO_PMA_REG_8481_LINK_SIGNAL, | |
10807 | 0xa492); | |
10808 | } | |
10809 | ||
10810 | /* Set LED masks */ | |
10811 | bnx2x_cl45_write(bp, phy, | |
cd88ccee YR |
10812 | MDIO_PMA_DEVAD, |
10813 | MDIO_PMA_REG_8481_LED1_MASK, | |
10814 | 0x10); | |
7f02c4ad YR |
10815 | |
10816 | bnx2x_cl45_write(bp, phy, | |
cd88ccee YR |
10817 | MDIO_PMA_DEVAD, |
10818 | MDIO_PMA_REG_8481_LED2_MASK, | |
10819 | 0x80); | |
7f02c4ad YR |
10820 | |
10821 | bnx2x_cl45_write(bp, phy, | |
cd88ccee YR |
10822 | MDIO_PMA_DEVAD, |
10823 | MDIO_PMA_REG_8481_LED3_MASK, | |
10824 | 0x98); | |
7f02c4ad YR |
10825 | |
10826 | bnx2x_cl45_write(bp, phy, | |
cd88ccee YR |
10827 | MDIO_PMA_DEVAD, |
10828 | MDIO_PMA_REG_8481_LED5_MASK, | |
10829 | 0x40); | |
7f02c4ad YR |
10830 | |
10831 | } else { | |
7dc950ca YR |
10832 | /* EXTPHY2 LED mode indicate that the 100M/1G/10G LED |
10833 | * sources are all wired through LED1, rather than only | |
10834 | * 10G in other modes. | |
10835 | */ | |
10836 | val = ((params->hw_led_mode << | |
10837 | SHARED_HW_CFG_LED_MODE_SHIFT) == | |
10838 | SHARED_HW_CFG_LED_EXTPHY2) ? 0x98 : 0x80; | |
10839 | ||
7f02c4ad YR |
10840 | bnx2x_cl45_write(bp, phy, |
10841 | MDIO_PMA_DEVAD, | |
10842 | MDIO_PMA_REG_8481_LED1_MASK, | |
7dc950ca | 10843 | val); |
53eda06d YR |
10844 | |
10845 | /* Tell LED3 to blink on source */ | |
10846 | bnx2x_cl45_read(bp, phy, | |
10847 | MDIO_PMA_DEVAD, | |
10848 | MDIO_PMA_REG_8481_LINK_SIGNAL, | |
10849 | &val); | |
10850 | val &= ~(7<<6); | |
10851 | val |= (1<<6); /* A83B[8:6]= 1 */ | |
10852 | bnx2x_cl45_write(bp, phy, | |
10853 | MDIO_PMA_DEVAD, | |
10854 | MDIO_PMA_REG_8481_LINK_SIGNAL, | |
10855 | val); | |
8ce76845 YR |
10856 | if (phy->type == |
10857 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84834) { | |
10858 | /* Restore LED4 source to external link, | |
10859 | * and re-enable interrupts. | |
10860 | */ | |
10861 | bnx2x_cl45_write(bp, phy, | |
10862 | MDIO_PMA_DEVAD, | |
10863 | MDIO_PMA_REG_8481_SIGNAL_MASK, | |
10864 | 0x40); | |
10865 | if (params->link_flags & | |
10866 | LINK_FLAGS_INT_DISABLED) { | |
10867 | bnx2x_link_int_enable(params); | |
10868 | params->link_flags &= | |
10869 | ~LINK_FLAGS_INT_DISABLED; | |
10870 | } | |
10871 | } | |
7f02c4ad YR |
10872 | } |
10873 | break; | |
10874 | } | |
0d40f0d4 | 10875 | |
8f73f0b9 | 10876 | /* This is a workaround for E3+84833 until autoneg |
0d40f0d4 YR |
10877 | * restart is fixed in f/w |
10878 | */ | |
10879 | if (CHIP_IS_E3(bp)) { | |
10880 | bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD, | |
10881 | MDIO_WC_REG_GP2_STATUS_GP_2_1, &val); | |
10882 | } | |
7f02c4ad | 10883 | } |
0d40f0d4 | 10884 | |
6583e33b | 10885 | /******************************************************************/ |
52c4d6c4 | 10886 | /* 54618SE PHY SECTION */ |
6583e33b | 10887 | /******************************************************************/ |
5c107fda YR |
10888 | static void bnx2x_54618se_specific_func(struct bnx2x_phy *phy, |
10889 | struct link_params *params, | |
10890 | u32 action) | |
10891 | { | |
10892 | struct bnx2x *bp = params->bp; | |
10893 | u16 temp; | |
10894 | switch (action) { | |
10895 | case PHY_INIT: | |
10896 | /* Configure LED4: set to INTR (0x6). */ | |
10897 | /* Accessing shadow register 0xe. */ | |
10898 | bnx2x_cl22_write(bp, phy, | |
10899 | MDIO_REG_GPHY_SHADOW, | |
10900 | MDIO_REG_GPHY_SHADOW_LED_SEL2); | |
10901 | bnx2x_cl22_read(bp, phy, | |
10902 | MDIO_REG_GPHY_SHADOW, | |
10903 | &temp); | |
10904 | temp &= ~(0xf << 4); | |
10905 | temp |= (0x6 << 4); | |
10906 | bnx2x_cl22_write(bp, phy, | |
10907 | MDIO_REG_GPHY_SHADOW, | |
10908 | MDIO_REG_GPHY_SHADOW_WR_ENA | temp); | |
10909 | /* Configure INTR based on link status change. */ | |
10910 | bnx2x_cl22_write(bp, phy, | |
10911 | MDIO_REG_INTR_MASK, | |
10912 | ~MDIO_REG_INTR_MASK_LINK_STATUS); | |
10913 | break; | |
10914 | } | |
10915 | } | |
10916 | ||
52c4d6c4 | 10917 | static int bnx2x_54618se_config_init(struct bnx2x_phy *phy, |
6583e33b YR |
10918 | struct link_params *params, |
10919 | struct link_vars *vars) | |
10920 | { | |
10921 | struct bnx2x *bp = params->bp; | |
10922 | u8 port; | |
10923 | u16 autoneg_val, an_1000_val, an_10_100_val, fc_val, temp; | |
10924 | u32 cfg_pin; | |
10925 | ||
52c4d6c4 | 10926 | DP(NETIF_MSG_LINK, "54618SE cfg init\n"); |
d231023e | 10927 | usleep_range(1000, 2000); |
6583e33b | 10928 | |
8f73f0b9 | 10929 | /* This works with E3 only, no need to check the chip |
2f751a80 YR |
10930 | * before determining the port. |
10931 | */ | |
6583e33b YR |
10932 | port = params->port; |
10933 | ||
10934 | cfg_pin = (REG_RD(bp, params->shmem_base + | |
10935 | offsetof(struct shmem_region, | |
10936 | dev_info.port_hw_config[port].e3_cmn_pin_cfg)) & | |
10937 | PORT_HW_CFG_E3_PHY_RESET_MASK) >> | |
10938 | PORT_HW_CFG_E3_PHY_RESET_SHIFT; | |
10939 | ||
10940 | /* Drive pin high to bring the GPHY out of reset. */ | |
10941 | bnx2x_set_cfg_pin(bp, cfg_pin, 1); | |
10942 | ||
10943 | /* wait for GPHY to reset */ | |
10944 | msleep(50); | |
10945 | ||
10946 | /* reset phy */ | |
10947 | bnx2x_cl22_write(bp, phy, | |
10948 | MDIO_PMA_REG_CTRL, 0x8000); | |
10949 | bnx2x_wait_reset_complete(bp, phy, params); | |
10950 | ||
8f73f0b9 | 10951 | /* Wait for GPHY to reset */ |
6583e33b YR |
10952 | msleep(50); |
10953 | ||
6583e33b | 10954 | |
5c107fda | 10955 | bnx2x_54618se_specific_func(phy, params, PHY_INIT); |
6583e33b YR |
10956 | /* Flip the signal detect polarity (set 0x1c.0x1e[8]). */ |
10957 | bnx2x_cl22_write(bp, phy, | |
10958 | MDIO_REG_GPHY_SHADOW, | |
10959 | MDIO_REG_GPHY_SHADOW_AUTO_DET_MED); | |
10960 | bnx2x_cl22_read(bp, phy, | |
10961 | MDIO_REG_GPHY_SHADOW, | |
10962 | &temp); | |
10963 | temp |= MDIO_REG_GPHY_SHADOW_INVERT_FIB_SD; | |
10964 | bnx2x_cl22_write(bp, phy, | |
10965 | MDIO_REG_GPHY_SHADOW, | |
10966 | MDIO_REG_GPHY_SHADOW_WR_ENA | temp); | |
10967 | ||
10968 | /* Set up fc */ | |
10969 | /* Please refer to Table 28B-3 of 802.3ab-1999 spec. */ | |
10970 | bnx2x_calc_ieee_aneg_adv(phy, params, &vars->ieee_fc); | |
10971 | fc_val = 0; | |
10972 | if ((vars->ieee_fc & MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) == | |
10973 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) | |
10974 | fc_val |= MDIO_AN_REG_ADV_PAUSE_ASYMMETRIC; | |
10975 | ||
10976 | if ((vars->ieee_fc & MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) == | |
10977 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) | |
10978 | fc_val |= MDIO_AN_REG_ADV_PAUSE_PAUSE; | |
10979 | ||
d231023e | 10980 | /* Read all advertisement */ |
6583e33b YR |
10981 | bnx2x_cl22_read(bp, phy, |
10982 | 0x09, | |
10983 | &an_1000_val); | |
10984 | ||
10985 | bnx2x_cl22_read(bp, phy, | |
10986 | 0x04, | |
10987 | &an_10_100_val); | |
10988 | ||
10989 | bnx2x_cl22_read(bp, phy, | |
10990 | MDIO_PMA_REG_CTRL, | |
10991 | &autoneg_val); | |
10992 | ||
10993 | /* Disable forced speed */ | |
10994 | autoneg_val &= ~((1<<6) | (1<<8) | (1<<9) | (1<<12) | (1<<13)); | |
10995 | an_10_100_val &= ~((1<<5) | (1<<6) | (1<<7) | (1<<8) | (1<<10) | | |
10996 | (1<<11)); | |
10997 | ||
10998 | if (((phy->req_line_speed == SPEED_AUTO_NEG) && | |
a429ec23 YR |
10999 | (phy->speed_cap_mask & |
11000 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) || | |
11001 | (phy->req_line_speed == SPEED_1000)) { | |
6583e33b YR |
11002 | an_1000_val |= (1<<8); |
11003 | autoneg_val |= (1<<9 | 1<<12); | |
11004 | if (phy->req_duplex == DUPLEX_FULL) | |
11005 | an_1000_val |= (1<<9); | |
11006 | DP(NETIF_MSG_LINK, "Advertising 1G\n"); | |
11007 | } else | |
11008 | an_1000_val &= ~((1<<8) | (1<<9)); | |
11009 | ||
11010 | bnx2x_cl22_write(bp, phy, | |
11011 | 0x09, | |
11012 | an_1000_val); | |
11013 | bnx2x_cl22_read(bp, phy, | |
11014 | 0x09, | |
11015 | &an_1000_val); | |
11016 | ||
a429ec23 YR |
11017 | /* Advertise 10/100 link speed */ |
11018 | if (phy->req_line_speed == SPEED_AUTO_NEG) { | |
11019 | if (phy->speed_cap_mask & | |
11020 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF) { | |
11021 | an_10_100_val |= (1<<5); | |
11022 | autoneg_val |= (1<<9 | 1<<12); | |
11023 | DP(NETIF_MSG_LINK, "Advertising 10M-HD\n"); | |
11024 | } | |
11025 | if (phy->speed_cap_mask & | |
11026 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL) { | |
6583e33b | 11027 | an_10_100_val |= (1<<6); |
a429ec23 YR |
11028 | autoneg_val |= (1<<9 | 1<<12); |
11029 | DP(NETIF_MSG_LINK, "Advertising 10M-FD\n"); | |
11030 | } | |
11031 | if (phy->speed_cap_mask & | |
11032 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF) { | |
11033 | an_10_100_val |= (1<<7); | |
11034 | autoneg_val |= (1<<9 | 1<<12); | |
11035 | DP(NETIF_MSG_LINK, "Advertising 100M-HD\n"); | |
11036 | } | |
11037 | if (phy->speed_cap_mask & | |
11038 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL) { | |
11039 | an_10_100_val |= (1<<8); | |
11040 | autoneg_val |= (1<<9 | 1<<12); | |
11041 | DP(NETIF_MSG_LINK, "Advertising 100M-FD\n"); | |
11042 | } | |
6583e33b YR |
11043 | } |
11044 | ||
11045 | /* Only 10/100 are allowed to work in FORCE mode */ | |
11046 | if (phy->req_line_speed == SPEED_100) { | |
11047 | autoneg_val |= (1<<13); | |
11048 | /* Enabled AUTO-MDIX when autoneg is disabled */ | |
11049 | bnx2x_cl22_write(bp, phy, | |
11050 | 0x18, | |
11051 | (1<<15 | 1<<9 | 7<<0)); | |
11052 | DP(NETIF_MSG_LINK, "Setting 100M force\n"); | |
11053 | } | |
11054 | if (phy->req_line_speed == SPEED_10) { | |
11055 | /* Enabled AUTO-MDIX when autoneg is disabled */ | |
11056 | bnx2x_cl22_write(bp, phy, | |
11057 | 0x18, | |
11058 | (1<<15 | 1<<9 | 7<<0)); | |
11059 | DP(NETIF_MSG_LINK, "Setting 10M force\n"); | |
11060 | } | |
11061 | ||
26964bb7 YM |
11062 | if ((phy->flags & FLAGS_EEE) && bnx2x_eee_has_cap(params)) { |
11063 | int rc; | |
11064 | ||
11065 | bnx2x_cl22_write(bp, phy, MDIO_REG_GPHY_EXP_ACCESS, | |
11066 | MDIO_REG_GPHY_EXP_ACCESS_TOP | | |
11067 | MDIO_REG_GPHY_EXP_TOP_2K_BUF); | |
11068 | bnx2x_cl22_read(bp, phy, MDIO_REG_GPHY_EXP_ACCESS_GATE, &temp); | |
11069 | temp &= 0xfffe; | |
11070 | bnx2x_cl22_write(bp, phy, MDIO_REG_GPHY_EXP_ACCESS_GATE, temp); | |
11071 | ||
11072 | rc = bnx2x_eee_initial_config(params, vars, SHMEM_EEE_1G_ADV); | |
11073 | if (rc) { | |
11074 | DP(NETIF_MSG_LINK, "Failed to configure EEE timers\n"); | |
11075 | bnx2x_eee_disable(phy, params, vars); | |
11076 | } else if ((params->eee_mode & EEE_MODE_ADV_LPI) && | |
11077 | (phy->req_duplex == DUPLEX_FULL) && | |
11078 | (bnx2x_eee_calc_timer(params) || | |
11079 | !(params->eee_mode & EEE_MODE_ENABLE_LPI))) { | |
11080 | /* Need to advertise EEE only when requested, | |
11081 | * and either no LPI assertion was requested, | |
11082 | * or it was requested and a valid timer was set. | |
11083 | * Also notice full duplex is required for EEE. | |
11084 | */ | |
11085 | bnx2x_eee_advertise(phy, params, vars, | |
11086 | SHMEM_EEE_1G_ADV); | |
a89a1d4a | 11087 | } else { |
26964bb7 YM |
11088 | DP(NETIF_MSG_LINK, "Don't Advertise 1GBase-T EEE\n"); |
11089 | bnx2x_eee_disable(phy, params, vars); | |
11090 | } | |
11091 | } else { | |
11092 | vars->eee_status &= ~SHMEM_EEE_1G_ADV << | |
11093 | SHMEM_EEE_SUPPORTED_SHIFT; | |
11094 | ||
11095 | if (phy->flags & FLAGS_EEE) { | |
11096 | /* Handle legacy auto-grEEEn */ | |
11097 | if (params->feature_config_flags & | |
11098 | FEATURE_CONFIG_AUTOGREEEN_ENABLED) { | |
11099 | temp = 6; | |
11100 | DP(NETIF_MSG_LINK, "Enabling Auto-GrEEEn\n"); | |
11101 | } else { | |
11102 | temp = 0; | |
11103 | DP(NETIF_MSG_LINK, "Don't Adv. EEE\n"); | |
11104 | } | |
11105 | bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, | |
11106 | MDIO_AN_REG_EEE_ADV, temp); | |
a89a1d4a | 11107 | } |
a89a1d4a YR |
11108 | } |
11109 | ||
6583e33b YR |
11110 | bnx2x_cl22_write(bp, phy, |
11111 | 0x04, | |
11112 | an_10_100_val | fc_val); | |
11113 | ||
11114 | if (phy->req_duplex == DUPLEX_FULL) | |
11115 | autoneg_val |= (1<<8); | |
11116 | ||
11117 | bnx2x_cl22_write(bp, phy, | |
11118 | MDIO_PMA_REG_CTRL, autoneg_val); | |
11119 | ||
11120 | return 0; | |
11121 | } | |
11122 | ||
1d125bd5 YR |
11123 | |
11124 | static void bnx2x_5461x_set_link_led(struct bnx2x_phy *phy, | |
11125 | struct link_params *params, u8 mode) | |
11126 | { | |
11127 | struct bnx2x *bp = params->bp; | |
11128 | u16 temp; | |
11129 | ||
11130 | bnx2x_cl22_write(bp, phy, | |
11131 | MDIO_REG_GPHY_SHADOW, | |
11132 | MDIO_REG_GPHY_SHADOW_LED_SEL1); | |
11133 | bnx2x_cl22_read(bp, phy, | |
11134 | MDIO_REG_GPHY_SHADOW, | |
11135 | &temp); | |
11136 | temp &= 0xff00; | |
11137 | ||
11138 | DP(NETIF_MSG_LINK, "54618x set link led (mode=%x)\n", mode); | |
11139 | switch (mode) { | |
11140 | case LED_MODE_FRONT_PANEL_OFF: | |
11141 | case LED_MODE_OFF: | |
11142 | temp |= 0x00ee; | |
11143 | break; | |
11144 | case LED_MODE_OPER: | |
11145 | temp |= 0x0001; | |
11146 | break; | |
11147 | case LED_MODE_ON: | |
11148 | temp |= 0x00ff; | |
11149 | break; | |
11150 | default: | |
11151 | break; | |
11152 | } | |
11153 | bnx2x_cl22_write(bp, phy, | |
11154 | MDIO_REG_GPHY_SHADOW, | |
11155 | MDIO_REG_GPHY_SHADOW_WR_ENA | temp); | |
11156 | return; | |
11157 | } | |
11158 | ||
11159 | ||
52c4d6c4 YR |
11160 | static void bnx2x_54618se_link_reset(struct bnx2x_phy *phy, |
11161 | struct link_params *params) | |
6583e33b YR |
11162 | { |
11163 | struct bnx2x *bp = params->bp; | |
11164 | u32 cfg_pin; | |
11165 | u8 port; | |
11166 | ||
8f73f0b9 | 11167 | /* In case of no EPIO routed to reset the GPHY, put it |
d2059a06 YR |
11168 | * in low power mode. |
11169 | */ | |
11170 | bnx2x_cl22_write(bp, phy, MDIO_PMA_REG_CTRL, 0x800); | |
8f73f0b9 | 11171 | /* This works with E3 only, no need to check the chip |
d2059a06 YR |
11172 | * before determining the port. |
11173 | */ | |
6583e33b YR |
11174 | port = params->port; |
11175 | cfg_pin = (REG_RD(bp, params->shmem_base + | |
11176 | offsetof(struct shmem_region, | |
11177 | dev_info.port_hw_config[port].e3_cmn_pin_cfg)) & | |
11178 | PORT_HW_CFG_E3_PHY_RESET_MASK) >> | |
11179 | PORT_HW_CFG_E3_PHY_RESET_SHIFT; | |
11180 | ||
11181 | /* Drive pin low to put GPHY in reset. */ | |
11182 | bnx2x_set_cfg_pin(bp, cfg_pin, 0); | |
11183 | } | |
11184 | ||
52c4d6c4 YR |
11185 | static u8 bnx2x_54618se_read_status(struct bnx2x_phy *phy, |
11186 | struct link_params *params, | |
11187 | struct link_vars *vars) | |
6583e33b YR |
11188 | { |
11189 | struct bnx2x *bp = params->bp; | |
11190 | u16 val; | |
11191 | u8 link_up = 0; | |
11192 | u16 legacy_status, legacy_speed; | |
11193 | ||
11194 | /* Get speed operation status */ | |
11195 | bnx2x_cl22_read(bp, phy, | |
a351d497 | 11196 | MDIO_REG_GPHY_AUX_STATUS, |
6583e33b | 11197 | &legacy_status); |
52c4d6c4 | 11198 | DP(NETIF_MSG_LINK, "54618SE read_status: 0x%x\n", legacy_status); |
6583e33b YR |
11199 | |
11200 | /* Read status to clear the PHY interrupt. */ | |
11201 | bnx2x_cl22_read(bp, phy, | |
11202 | MDIO_REG_INTR_STATUS, | |
11203 | &val); | |
11204 | ||
11205 | link_up = ((legacy_status & (1<<2)) == (1<<2)); | |
11206 | ||
11207 | if (link_up) { | |
11208 | legacy_speed = (legacy_status & (7<<8)); | |
11209 | if (legacy_speed == (7<<8)) { | |
11210 | vars->line_speed = SPEED_1000; | |
11211 | vars->duplex = DUPLEX_FULL; | |
11212 | } else if (legacy_speed == (6<<8)) { | |
11213 | vars->line_speed = SPEED_1000; | |
11214 | vars->duplex = DUPLEX_HALF; | |
11215 | } else if (legacy_speed == (5<<8)) { | |
11216 | vars->line_speed = SPEED_100; | |
11217 | vars->duplex = DUPLEX_FULL; | |
11218 | } | |
11219 | /* Omitting 100Base-T4 for now */ | |
11220 | else if (legacy_speed == (3<<8)) { | |
11221 | vars->line_speed = SPEED_100; | |
11222 | vars->duplex = DUPLEX_HALF; | |
11223 | } else if (legacy_speed == (2<<8)) { | |
11224 | vars->line_speed = SPEED_10; | |
11225 | vars->duplex = DUPLEX_FULL; | |
11226 | } else if (legacy_speed == (1<<8)) { | |
11227 | vars->line_speed = SPEED_10; | |
11228 | vars->duplex = DUPLEX_HALF; | |
11229 | } else /* Should not happen */ | |
11230 | vars->line_speed = 0; | |
11231 | ||
94f05b0f JP |
11232 | DP(NETIF_MSG_LINK, |
11233 | "Link is up in %dMbps, is_duplex_full= %d\n", | |
11234 | vars->line_speed, | |
11235 | (vars->duplex == DUPLEX_FULL)); | |
6583e33b YR |
11236 | |
11237 | /* Check legacy speed AN resolution */ | |
11238 | bnx2x_cl22_read(bp, phy, | |
11239 | 0x01, | |
11240 | &val); | |
11241 | if (val & (1<<5)) | |
11242 | vars->link_status |= | |
11243 | LINK_STATUS_AUTO_NEGOTIATE_COMPLETE; | |
11244 | bnx2x_cl22_read(bp, phy, | |
11245 | 0x06, | |
11246 | &val); | |
11247 | if ((val & (1<<0)) == 0) | |
11248 | vars->link_status |= | |
11249 | LINK_STATUS_PARALLEL_DETECTION_USED; | |
11250 | ||
52c4d6c4 | 11251 | DP(NETIF_MSG_LINK, "BCM54618SE: link speed is %d\n", |
6583e33b | 11252 | vars->line_speed); |
52c4d6c4 | 11253 | |
6583e33b | 11254 | bnx2x_ext_phy_resolve_fc(phy, params, vars); |
9e7e8399 MY |
11255 | |
11256 | if (vars->link_status & LINK_STATUS_AUTO_NEGOTIATE_COMPLETE) { | |
8f73f0b9 | 11257 | /* Report LP advertised speeds */ |
9e7e8399 MY |
11258 | bnx2x_cl22_read(bp, phy, 0x5, &val); |
11259 | ||
11260 | if (val & (1<<5)) | |
11261 | vars->link_status |= | |
11262 | LINK_STATUS_LINK_PARTNER_10THD_CAPABLE; | |
11263 | if (val & (1<<6)) | |
11264 | vars->link_status |= | |
11265 | LINK_STATUS_LINK_PARTNER_10TFD_CAPABLE; | |
11266 | if (val & (1<<7)) | |
11267 | vars->link_status |= | |
11268 | LINK_STATUS_LINK_PARTNER_100TXHD_CAPABLE; | |
11269 | if (val & (1<<8)) | |
11270 | vars->link_status |= | |
11271 | LINK_STATUS_LINK_PARTNER_100TXFD_CAPABLE; | |
11272 | if (val & (1<<9)) | |
11273 | vars->link_status |= | |
11274 | LINK_STATUS_LINK_PARTNER_100T4_CAPABLE; | |
11275 | ||
11276 | bnx2x_cl22_read(bp, phy, 0xa, &val); | |
11277 | if (val & (1<<10)) | |
11278 | vars->link_status |= | |
11279 | LINK_STATUS_LINK_PARTNER_1000THD_CAPABLE; | |
11280 | if (val & (1<<11)) | |
11281 | vars->link_status |= | |
11282 | LINK_STATUS_LINK_PARTNER_1000TFD_CAPABLE; | |
26964bb7 YM |
11283 | |
11284 | if ((phy->flags & FLAGS_EEE) && | |
11285 | bnx2x_eee_has_cap(params)) | |
11286 | bnx2x_eee_an_resolve(phy, params, vars); | |
9e7e8399 | 11287 | } |
6583e33b YR |
11288 | } |
11289 | return link_up; | |
11290 | } | |
11291 | ||
52c4d6c4 YR |
11292 | static void bnx2x_54618se_config_loopback(struct bnx2x_phy *phy, |
11293 | struct link_params *params) | |
6583e33b YR |
11294 | { |
11295 | struct bnx2x *bp = params->bp; | |
11296 | u16 val; | |
11297 | u32 umac_base = params->port ? GRCBASE_UMAC1 : GRCBASE_UMAC0; | |
11298 | ||
52c4d6c4 | 11299 | DP(NETIF_MSG_LINK, "2PMA/PMD ext_phy_loopback: 54618se\n"); |
6583e33b YR |
11300 | |
11301 | /* Enable master/slave manual mmode and set to master */ | |
11302 | /* mii write 9 [bits set 11 12] */ | |
11303 | bnx2x_cl22_write(bp, phy, 0x09, 3<<11); | |
11304 | ||
11305 | /* forced 1G and disable autoneg */ | |
11306 | /* set val [mii read 0] */ | |
11307 | /* set val [expr $val & [bits clear 6 12 13]] */ | |
11308 | /* set val [expr $val | [bits set 6 8]] */ | |
11309 | /* mii write 0 $val */ | |
11310 | bnx2x_cl22_read(bp, phy, 0x00, &val); | |
11311 | val &= ~((1<<6) | (1<<12) | (1<<13)); | |
11312 | val |= (1<<6) | (1<<8); | |
11313 | bnx2x_cl22_write(bp, phy, 0x00, val); | |
11314 | ||
11315 | /* Set external loopback and Tx using 6dB coding */ | |
11316 | /* mii write 0x18 7 */ | |
11317 | /* set val [mii read 0x18] */ | |
11318 | /* mii write 0x18 [expr $val | [bits set 10 15]] */ | |
11319 | bnx2x_cl22_write(bp, phy, 0x18, 7); | |
11320 | bnx2x_cl22_read(bp, phy, 0x18, &val); | |
11321 | bnx2x_cl22_write(bp, phy, 0x18, val | (1<<10) | (1<<15)); | |
11322 | ||
11323 | /* This register opens the gate for the UMAC despite its name */ | |
11324 | REG_WR(bp, NIG_REG_EGRESS_EMAC0_PORT + params->port*4, 1); | |
11325 | ||
8f73f0b9 | 11326 | /* Maximum Frame Length (RW). Defines a 14-Bit maximum frame |
6583e33b YR |
11327 | * length used by the MAC receive logic to check frames. |
11328 | */ | |
11329 | REG_WR(bp, umac_base + UMAC_REG_MAXFR, 0x2710); | |
11330 | } | |
11331 | ||
de6eae1f YR |
11332 | /******************************************************************/ |
11333 | /* SFX7101 PHY SECTION */ | |
11334 | /******************************************************************/ | |
11335 | static void bnx2x_7101_config_loopback(struct bnx2x_phy *phy, | |
11336 | struct link_params *params) | |
b7737c9b YR |
11337 | { |
11338 | struct bnx2x *bp = params->bp; | |
de6eae1f YR |
11339 | /* SFX7101_XGXS_TEST1 */ |
11340 | bnx2x_cl45_write(bp, phy, | |
11341 | MDIO_XS_DEVAD, MDIO_XS_SFX7101_XGXS_TEST1, 0x100); | |
589abe3a EG |
11342 | } |
11343 | ||
fcf5b650 YR |
11344 | static int bnx2x_7101_config_init(struct bnx2x_phy *phy, |
11345 | struct link_params *params, | |
11346 | struct link_vars *vars) | |
ea4e040a | 11347 | { |
de6eae1f | 11348 | u16 fw_ver1, fw_ver2, val; |
ea4e040a | 11349 | struct bnx2x *bp = params->bp; |
de6eae1f | 11350 | DP(NETIF_MSG_LINK, "Setting the SFX7101 LASI indication\n"); |
ea4e040a | 11351 | |
de6eae1f YR |
11352 | /* Restore normal power mode*/ |
11353 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, | |
cd88ccee | 11354 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, params->port); |
de6eae1f YR |
11355 | /* HW reset */ |
11356 | bnx2x_ext_phy_hw_reset(bp, params->port); | |
6d870c39 | 11357 | bnx2x_wait_reset_complete(bp, phy, params); |
ea4e040a | 11358 | |
de6eae1f | 11359 | bnx2x_cl45_write(bp, phy, |
60d2fe03 | 11360 | MDIO_PMA_DEVAD, MDIO_PMA_LASI_CTRL, 0x1); |
de6eae1f YR |
11361 | DP(NETIF_MSG_LINK, "Setting the SFX7101 LED to blink on traffic\n"); |
11362 | bnx2x_cl45_write(bp, phy, | |
11363 | MDIO_PMA_DEVAD, MDIO_PMA_REG_7107_LED_CNTL, (1<<3)); | |
ea4e040a | 11364 | |
de6eae1f YR |
11365 | bnx2x_ext_phy_set_pause(params, phy, vars); |
11366 | /* Restart autoneg */ | |
11367 | bnx2x_cl45_read(bp, phy, | |
11368 | MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, &val); | |
11369 | val |= 0x200; | |
11370 | bnx2x_cl45_write(bp, phy, | |
11371 | MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, val); | |
ea4e040a | 11372 | |
de6eae1f YR |
11373 | /* Save spirom version */ |
11374 | bnx2x_cl45_read(bp, phy, | |
11375 | MDIO_PMA_DEVAD, MDIO_PMA_REG_7101_VER1, &fw_ver1); | |
ea4e040a | 11376 | |
de6eae1f YR |
11377 | bnx2x_cl45_read(bp, phy, |
11378 | MDIO_PMA_DEVAD, MDIO_PMA_REG_7101_VER2, &fw_ver2); | |
11379 | bnx2x_save_spirom_version(bp, params->port, | |
11380 | (u32)(fw_ver1<<16 | fw_ver2), phy->ver_addr); | |
11381 | return 0; | |
11382 | } | |
ea4e040a | 11383 | |
de6eae1f YR |
11384 | static u8 bnx2x_7101_read_status(struct bnx2x_phy *phy, |
11385 | struct link_params *params, | |
11386 | struct link_vars *vars) | |
57963ed9 YR |
11387 | { |
11388 | struct bnx2x *bp = params->bp; | |
de6eae1f YR |
11389 | u8 link_up; |
11390 | u16 val1, val2; | |
11391 | bnx2x_cl45_read(bp, phy, | |
60d2fe03 | 11392 | MDIO_PMA_DEVAD, MDIO_PMA_LASI_STAT, &val2); |
de6eae1f | 11393 | bnx2x_cl45_read(bp, phy, |
60d2fe03 | 11394 | MDIO_PMA_DEVAD, MDIO_PMA_LASI_STAT, &val1); |
de6eae1f YR |
11395 | DP(NETIF_MSG_LINK, "10G-base-T LASI status 0x%x->0x%x\n", |
11396 | val2, val1); | |
11397 | bnx2x_cl45_read(bp, phy, | |
11398 | MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val2); | |
11399 | bnx2x_cl45_read(bp, phy, | |
11400 | MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val1); | |
11401 | DP(NETIF_MSG_LINK, "10G-base-T PMA status 0x%x->0x%x\n", | |
11402 | val2, val1); | |
11403 | link_up = ((val1 & 4) == 4); | |
d231023e | 11404 | /* If link is up print the AN outcome of the SFX7101 PHY */ |
de6eae1f YR |
11405 | if (link_up) { |
11406 | bnx2x_cl45_read(bp, phy, | |
11407 | MDIO_AN_DEVAD, MDIO_AN_REG_MASTER_STATUS, | |
11408 | &val2); | |
11409 | vars->line_speed = SPEED_10000; | |
791f18c0 | 11410 | vars->duplex = DUPLEX_FULL; |
de6eae1f YR |
11411 | DP(NETIF_MSG_LINK, "SFX7101 AN status 0x%x->Master=%x\n", |
11412 | val2, (val2 & (1<<14))); | |
11413 | bnx2x_ext_phy_10G_an_resolve(bp, phy, vars); | |
11414 | bnx2x_ext_phy_resolve_fc(phy, params, vars); | |
9e7e8399 | 11415 | |
d231023e | 11416 | /* Read LP advertised speeds */ |
9e7e8399 MY |
11417 | if (val2 & (1<<11)) |
11418 | vars->link_status |= | |
11419 | LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE; | |
de6eae1f YR |
11420 | } |
11421 | return link_up; | |
11422 | } | |
6c55c3cd | 11423 | |
fcf5b650 | 11424 | static int bnx2x_7101_format_ver(u32 spirom_ver, u8 *str, u16 *len) |
de6eae1f YR |
11425 | { |
11426 | if (*len < 5) | |
11427 | return -EINVAL; | |
11428 | str[0] = (spirom_ver & 0xFF); | |
11429 | str[1] = (spirom_ver & 0xFF00) >> 8; | |
11430 | str[2] = (spirom_ver & 0xFF0000) >> 16; | |
11431 | str[3] = (spirom_ver & 0xFF000000) >> 24; | |
11432 | str[4] = '\0'; | |
11433 | *len -= 5; | |
57963ed9 YR |
11434 | return 0; |
11435 | } | |
11436 | ||
de6eae1f | 11437 | void bnx2x_sfx7101_sp_sw_reset(struct bnx2x *bp, struct bnx2x_phy *phy) |
57963ed9 | 11438 | { |
de6eae1f | 11439 | u16 val, cnt; |
7aa0711f | 11440 | |
de6eae1f | 11441 | bnx2x_cl45_read(bp, phy, |
cd88ccee YR |
11442 | MDIO_PMA_DEVAD, |
11443 | MDIO_PMA_REG_7101_RESET, &val); | |
57963ed9 | 11444 | |
de6eae1f YR |
11445 | for (cnt = 0; cnt < 10; cnt++) { |
11446 | msleep(50); | |
11447 | /* Writes a self-clearing reset */ | |
11448 | bnx2x_cl45_write(bp, phy, | |
cd88ccee YR |
11449 | MDIO_PMA_DEVAD, |
11450 | MDIO_PMA_REG_7101_RESET, | |
11451 | (val | (1<<15))); | |
de6eae1f YR |
11452 | /* Wait for clear */ |
11453 | bnx2x_cl45_read(bp, phy, | |
cd88ccee YR |
11454 | MDIO_PMA_DEVAD, |
11455 | MDIO_PMA_REG_7101_RESET, &val); | |
0c786f02 | 11456 | |
de6eae1f YR |
11457 | if ((val & (1<<15)) == 0) |
11458 | break; | |
57963ed9 | 11459 | } |
57963ed9 | 11460 | } |
ea4e040a | 11461 | |
de6eae1f YR |
11462 | static void bnx2x_7101_hw_reset(struct bnx2x_phy *phy, |
11463 | struct link_params *params) { | |
11464 | /* Low power mode is controlled by GPIO 2 */ | |
11465 | bnx2x_set_gpio(params->bp, MISC_REGISTERS_GPIO_2, | |
cd88ccee | 11466 | MISC_REGISTERS_GPIO_OUTPUT_LOW, params->port); |
de6eae1f YR |
11467 | /* The PHY reset is controlled by GPIO 1 */ |
11468 | bnx2x_set_gpio(params->bp, MISC_REGISTERS_GPIO_1, | |
cd88ccee | 11469 | MISC_REGISTERS_GPIO_OUTPUT_LOW, params->port); |
de6eae1f | 11470 | } |
ea4e040a | 11471 | |
7f02c4ad YR |
11472 | static void bnx2x_7101_set_link_led(struct bnx2x_phy *phy, |
11473 | struct link_params *params, u8 mode) | |
11474 | { | |
11475 | u16 val = 0; | |
11476 | struct bnx2x *bp = params->bp; | |
11477 | switch (mode) { | |
11478 | case LED_MODE_FRONT_PANEL_OFF: | |
11479 | case LED_MODE_OFF: | |
11480 | val = 2; | |
11481 | break; | |
11482 | case LED_MODE_ON: | |
11483 | val = 1; | |
11484 | break; | |
11485 | case LED_MODE_OPER: | |
11486 | val = 0; | |
11487 | break; | |
11488 | } | |
11489 | bnx2x_cl45_write(bp, phy, | |
11490 | MDIO_PMA_DEVAD, | |
11491 | MDIO_PMA_REG_7107_LINK_LED_CNTL, | |
11492 | val); | |
11493 | } | |
11494 | ||
de6eae1f YR |
11495 | /******************************************************************/ |
11496 | /* STATIC PHY DECLARATION */ | |
11497 | /******************************************************************/ | |
ea4e040a | 11498 | |
503976e9 | 11499 | static const struct bnx2x_phy phy_null = { |
de6eae1f YR |
11500 | .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN, |
11501 | .addr = 0, | |
de6eae1f | 11502 | .def_md_devad = 0, |
9045f6b4 | 11503 | .flags = FLAGS_INIT_XGXS_FIRST, |
de6eae1f YR |
11504 | .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, |
11505 | .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
11506 | .mdio_ctrl = 0, | |
11507 | .supported = 0, | |
11508 | .media_type = ETH_PHY_NOT_PRESENT, | |
11509 | .ver_addr = 0, | |
cd88ccee YR |
11510 | .req_flow_ctrl = 0, |
11511 | .req_line_speed = 0, | |
11512 | .speed_cap_mask = 0, | |
de6eae1f YR |
11513 | .req_duplex = 0, |
11514 | .rsrv = 0, | |
11515 | .config_init = (config_init_t)NULL, | |
11516 | .read_status = (read_status_t)NULL, | |
11517 | .link_reset = (link_reset_t)NULL, | |
11518 | .config_loopback = (config_loopback_t)NULL, | |
11519 | .format_fw_ver = (format_fw_ver_t)NULL, | |
11520 | .hw_reset = (hw_reset_t)NULL, | |
a22f0788 YR |
11521 | .set_link_led = (set_link_led_t)NULL, |
11522 | .phy_specific_func = (phy_specific_func_t)NULL | |
de6eae1f | 11523 | }; |
ea4e040a | 11524 | |
503976e9 | 11525 | static const struct bnx2x_phy phy_serdes = { |
de6eae1f YR |
11526 | .type = PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT, |
11527 | .addr = 0xff, | |
de6eae1f | 11528 | .def_md_devad = 0, |
9045f6b4 | 11529 | .flags = 0, |
de6eae1f YR |
11530 | .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, |
11531 | .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
11532 | .mdio_ctrl = 0, | |
11533 | .supported = (SUPPORTED_10baseT_Half | | |
11534 | SUPPORTED_10baseT_Full | | |
11535 | SUPPORTED_100baseT_Half | | |
11536 | SUPPORTED_100baseT_Full | | |
11537 | SUPPORTED_1000baseT_Full | | |
11538 | SUPPORTED_2500baseX_Full | | |
11539 | SUPPORTED_TP | | |
11540 | SUPPORTED_Autoneg | | |
11541 | SUPPORTED_Pause | | |
11542 | SUPPORTED_Asym_Pause), | |
1ac9e428 | 11543 | .media_type = ETH_PHY_BASE_T, |
de6eae1f YR |
11544 | .ver_addr = 0, |
11545 | .req_flow_ctrl = 0, | |
cd88ccee YR |
11546 | .req_line_speed = 0, |
11547 | .speed_cap_mask = 0, | |
de6eae1f YR |
11548 | .req_duplex = 0, |
11549 | .rsrv = 0, | |
ec146a6f | 11550 | .config_init = (config_init_t)bnx2x_xgxs_config_init, |
de6eae1f YR |
11551 | .read_status = (read_status_t)bnx2x_link_settings_status, |
11552 | .link_reset = (link_reset_t)bnx2x_int_link_reset, | |
11553 | .config_loopback = (config_loopback_t)NULL, | |
11554 | .format_fw_ver = (format_fw_ver_t)NULL, | |
11555 | .hw_reset = (hw_reset_t)NULL, | |
a22f0788 YR |
11556 | .set_link_led = (set_link_led_t)NULL, |
11557 | .phy_specific_func = (phy_specific_func_t)NULL | |
de6eae1f | 11558 | }; |
b7737c9b | 11559 | |
503976e9 | 11560 | static const struct bnx2x_phy phy_xgxs = { |
b7737c9b YR |
11561 | .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT, |
11562 | .addr = 0xff, | |
b7737c9b | 11563 | .def_md_devad = 0, |
9045f6b4 | 11564 | .flags = 0, |
b7737c9b YR |
11565 | .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, |
11566 | .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
11567 | .mdio_ctrl = 0, | |
11568 | .supported = (SUPPORTED_10baseT_Half | | |
11569 | SUPPORTED_10baseT_Full | | |
11570 | SUPPORTED_100baseT_Half | | |
11571 | SUPPORTED_100baseT_Full | | |
11572 | SUPPORTED_1000baseT_Full | | |
11573 | SUPPORTED_2500baseX_Full | | |
11574 | SUPPORTED_10000baseT_Full | | |
11575 | SUPPORTED_FIBRE | | |
11576 | SUPPORTED_Autoneg | | |
11577 | SUPPORTED_Pause | | |
11578 | SUPPORTED_Asym_Pause), | |
1ac9e428 | 11579 | .media_type = ETH_PHY_CX4, |
b7737c9b YR |
11580 | .ver_addr = 0, |
11581 | .req_flow_ctrl = 0, | |
cd88ccee YR |
11582 | .req_line_speed = 0, |
11583 | .speed_cap_mask = 0, | |
b7737c9b YR |
11584 | .req_duplex = 0, |
11585 | .rsrv = 0, | |
ec146a6f | 11586 | .config_init = (config_init_t)bnx2x_xgxs_config_init, |
b7737c9b YR |
11587 | .read_status = (read_status_t)bnx2x_link_settings_status, |
11588 | .link_reset = (link_reset_t)bnx2x_int_link_reset, | |
11589 | .config_loopback = (config_loopback_t)bnx2x_set_xgxs_loopback, | |
11590 | .format_fw_ver = (format_fw_ver_t)NULL, | |
11591 | .hw_reset = (hw_reset_t)NULL, | |
a22f0788 | 11592 | .set_link_led = (set_link_led_t)NULL, |
a75bb001 | 11593 | .phy_specific_func = (phy_specific_func_t)bnx2x_xgxs_specific_func |
b7737c9b | 11594 | }; |
503976e9 | 11595 | static const struct bnx2x_phy phy_warpcore = { |
3c9ada22 YR |
11596 | .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT, |
11597 | .addr = 0xff, | |
11598 | .def_md_devad = 0, | |
8203c4b6 | 11599 | .flags = FLAGS_TX_ERROR_CHECK, |
3c9ada22 YR |
11600 | .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, |
11601 | .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
11602 | .mdio_ctrl = 0, | |
11603 | .supported = (SUPPORTED_10baseT_Half | | |
8f73f0b9 YR |
11604 | SUPPORTED_10baseT_Full | |
11605 | SUPPORTED_100baseT_Half | | |
11606 | SUPPORTED_100baseT_Full | | |
11607 | SUPPORTED_1000baseT_Full | | |
5d67c1c5 | 11608 | SUPPORTED_1000baseKX_Full | |
8f73f0b9 | 11609 | SUPPORTED_10000baseT_Full | |
5d67c1c5 | 11610 | SUPPORTED_10000baseKR_Full | |
8f73f0b9 YR |
11611 | SUPPORTED_20000baseKR2_Full | |
11612 | SUPPORTED_20000baseMLD2_Full | | |
11613 | SUPPORTED_FIBRE | | |
11614 | SUPPORTED_Autoneg | | |
11615 | SUPPORTED_Pause | | |
11616 | SUPPORTED_Asym_Pause), | |
3c9ada22 YR |
11617 | .media_type = ETH_PHY_UNSPECIFIED, |
11618 | .ver_addr = 0, | |
11619 | .req_flow_ctrl = 0, | |
11620 | .req_line_speed = 0, | |
11621 | .speed_cap_mask = 0, | |
11622 | /* req_duplex = */0, | |
11623 | /* rsrv = */0, | |
11624 | .config_init = (config_init_t)bnx2x_warpcore_config_init, | |
11625 | .read_status = (read_status_t)bnx2x_warpcore_read_status, | |
11626 | .link_reset = (link_reset_t)bnx2x_warpcore_link_reset, | |
11627 | .config_loopback = (config_loopback_t)bnx2x_set_warpcore_loopback, | |
11628 | .format_fw_ver = (format_fw_ver_t)NULL, | |
985848f8 | 11629 | .hw_reset = (hw_reset_t)bnx2x_warpcore_hw_reset, |
3c9ada22 YR |
11630 | .set_link_led = (set_link_led_t)NULL, |
11631 | .phy_specific_func = (phy_specific_func_t)NULL | |
11632 | }; | |
11633 | ||
b7737c9b | 11634 | |
503976e9 | 11635 | static const struct bnx2x_phy phy_7101 = { |
b7737c9b YR |
11636 | .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, |
11637 | .addr = 0xff, | |
b7737c9b | 11638 | .def_md_devad = 0, |
9045f6b4 | 11639 | .flags = FLAGS_FAN_FAILURE_DET_REQ, |
b7737c9b YR |
11640 | .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, |
11641 | .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
11642 | .mdio_ctrl = 0, | |
11643 | .supported = (SUPPORTED_10000baseT_Full | | |
11644 | SUPPORTED_TP | | |
11645 | SUPPORTED_Autoneg | | |
11646 | SUPPORTED_Pause | | |
11647 | SUPPORTED_Asym_Pause), | |
11648 | .media_type = ETH_PHY_BASE_T, | |
11649 | .ver_addr = 0, | |
11650 | .req_flow_ctrl = 0, | |
cd88ccee YR |
11651 | .req_line_speed = 0, |
11652 | .speed_cap_mask = 0, | |
b7737c9b YR |
11653 | .req_duplex = 0, |
11654 | .rsrv = 0, | |
11655 | .config_init = (config_init_t)bnx2x_7101_config_init, | |
11656 | .read_status = (read_status_t)bnx2x_7101_read_status, | |
11657 | .link_reset = (link_reset_t)bnx2x_common_ext_link_reset, | |
11658 | .config_loopback = (config_loopback_t)bnx2x_7101_config_loopback, | |
11659 | .format_fw_ver = (format_fw_ver_t)bnx2x_7101_format_ver, | |
11660 | .hw_reset = (hw_reset_t)bnx2x_7101_hw_reset, | |
7f02c4ad | 11661 | .set_link_led = (set_link_led_t)bnx2x_7101_set_link_led, |
a22f0788 | 11662 | .phy_specific_func = (phy_specific_func_t)NULL |
b7737c9b | 11663 | }; |
503976e9 | 11664 | static const struct bnx2x_phy phy_8073 = { |
b7737c9b YR |
11665 | .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, |
11666 | .addr = 0xff, | |
b7737c9b | 11667 | .def_md_devad = 0, |
8203c4b6 | 11668 | .flags = 0, |
b7737c9b YR |
11669 | .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, |
11670 | .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
11671 | .mdio_ctrl = 0, | |
11672 | .supported = (SUPPORTED_10000baseT_Full | | |
11673 | SUPPORTED_2500baseX_Full | | |
11674 | SUPPORTED_1000baseT_Full | | |
11675 | SUPPORTED_FIBRE | | |
11676 | SUPPORTED_Autoneg | | |
11677 | SUPPORTED_Pause | | |
11678 | SUPPORTED_Asym_Pause), | |
1ac9e428 | 11679 | .media_type = ETH_PHY_KR, |
b7737c9b | 11680 | .ver_addr = 0, |
cd88ccee YR |
11681 | .req_flow_ctrl = 0, |
11682 | .req_line_speed = 0, | |
11683 | .speed_cap_mask = 0, | |
b7737c9b YR |
11684 | .req_duplex = 0, |
11685 | .rsrv = 0, | |
62b29a5d | 11686 | .config_init = (config_init_t)bnx2x_8073_config_init, |
b7737c9b YR |
11687 | .read_status = (read_status_t)bnx2x_8073_read_status, |
11688 | .link_reset = (link_reset_t)bnx2x_8073_link_reset, | |
11689 | .config_loopback = (config_loopback_t)NULL, | |
11690 | .format_fw_ver = (format_fw_ver_t)bnx2x_format_ver, | |
11691 | .hw_reset = (hw_reset_t)NULL, | |
a22f0788 | 11692 | .set_link_led = (set_link_led_t)NULL, |
5c107fda | 11693 | .phy_specific_func = (phy_specific_func_t)bnx2x_8073_specific_func |
b7737c9b | 11694 | }; |
503976e9 | 11695 | static const struct bnx2x_phy phy_8705 = { |
b7737c9b YR |
11696 | .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705, |
11697 | .addr = 0xff, | |
b7737c9b | 11698 | .def_md_devad = 0, |
9045f6b4 | 11699 | .flags = FLAGS_INIT_XGXS_FIRST, |
b7737c9b YR |
11700 | .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, |
11701 | .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
11702 | .mdio_ctrl = 0, | |
11703 | .supported = (SUPPORTED_10000baseT_Full | | |
11704 | SUPPORTED_FIBRE | | |
11705 | SUPPORTED_Pause | | |
11706 | SUPPORTED_Asym_Pause), | |
11707 | .media_type = ETH_PHY_XFP_FIBER, | |
11708 | .ver_addr = 0, | |
11709 | .req_flow_ctrl = 0, | |
11710 | .req_line_speed = 0, | |
11711 | .speed_cap_mask = 0, | |
11712 | .req_duplex = 0, | |
11713 | .rsrv = 0, | |
11714 | .config_init = (config_init_t)bnx2x_8705_config_init, | |
11715 | .read_status = (read_status_t)bnx2x_8705_read_status, | |
11716 | .link_reset = (link_reset_t)bnx2x_common_ext_link_reset, | |
11717 | .config_loopback = (config_loopback_t)NULL, | |
11718 | .format_fw_ver = (format_fw_ver_t)bnx2x_null_format_ver, | |
11719 | .hw_reset = (hw_reset_t)NULL, | |
a22f0788 YR |
11720 | .set_link_led = (set_link_led_t)NULL, |
11721 | .phy_specific_func = (phy_specific_func_t)NULL | |
b7737c9b | 11722 | }; |
503976e9 | 11723 | static const struct bnx2x_phy phy_8706 = { |
b7737c9b YR |
11724 | .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706, |
11725 | .addr = 0xff, | |
b7737c9b | 11726 | .def_md_devad = 0, |
05822420 | 11727 | .flags = FLAGS_INIT_XGXS_FIRST, |
b7737c9b YR |
11728 | .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, |
11729 | .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
11730 | .mdio_ctrl = 0, | |
11731 | .supported = (SUPPORTED_10000baseT_Full | | |
11732 | SUPPORTED_1000baseT_Full | | |
11733 | SUPPORTED_FIBRE | | |
11734 | SUPPORTED_Pause | | |
11735 | SUPPORTED_Asym_Pause), | |
dbef807e | 11736 | .media_type = ETH_PHY_SFPP_10G_FIBER, |
b7737c9b YR |
11737 | .ver_addr = 0, |
11738 | .req_flow_ctrl = 0, | |
11739 | .req_line_speed = 0, | |
11740 | .speed_cap_mask = 0, | |
11741 | .req_duplex = 0, | |
11742 | .rsrv = 0, | |
11743 | .config_init = (config_init_t)bnx2x_8706_config_init, | |
11744 | .read_status = (read_status_t)bnx2x_8706_read_status, | |
11745 | .link_reset = (link_reset_t)bnx2x_common_ext_link_reset, | |
11746 | .config_loopback = (config_loopback_t)NULL, | |
11747 | .format_fw_ver = (format_fw_ver_t)bnx2x_format_ver, | |
11748 | .hw_reset = (hw_reset_t)NULL, | |
a22f0788 YR |
11749 | .set_link_led = (set_link_led_t)NULL, |
11750 | .phy_specific_func = (phy_specific_func_t)NULL | |
b7737c9b YR |
11751 | }; |
11752 | ||
503976e9 | 11753 | static const struct bnx2x_phy phy_8726 = { |
b7737c9b YR |
11754 | .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726, |
11755 | .addr = 0xff, | |
9045f6b4 | 11756 | .def_md_devad = 0, |
8203c4b6 | 11757 | .flags = (FLAGS_INIT_XGXS_FIRST | |
55098c5c | 11758 | FLAGS_TX_ERROR_CHECK), |
b7737c9b YR |
11759 | .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, |
11760 | .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
11761 | .mdio_ctrl = 0, | |
11762 | .supported = (SUPPORTED_10000baseT_Full | | |
11763 | SUPPORTED_1000baseT_Full | | |
11764 | SUPPORTED_Autoneg | | |
11765 | SUPPORTED_FIBRE | | |
11766 | SUPPORTED_Pause | | |
11767 | SUPPORTED_Asym_Pause), | |
1ac9e428 | 11768 | .media_type = ETH_PHY_NOT_PRESENT, |
b7737c9b YR |
11769 | .ver_addr = 0, |
11770 | .req_flow_ctrl = 0, | |
11771 | .req_line_speed = 0, | |
11772 | .speed_cap_mask = 0, | |
11773 | .req_duplex = 0, | |
11774 | .rsrv = 0, | |
11775 | .config_init = (config_init_t)bnx2x_8726_config_init, | |
11776 | .read_status = (read_status_t)bnx2x_8726_read_status, | |
11777 | .link_reset = (link_reset_t)bnx2x_8726_link_reset, | |
11778 | .config_loopback = (config_loopback_t)bnx2x_8726_config_loopback, | |
11779 | .format_fw_ver = (format_fw_ver_t)bnx2x_format_ver, | |
11780 | .hw_reset = (hw_reset_t)NULL, | |
a22f0788 YR |
11781 | .set_link_led = (set_link_led_t)NULL, |
11782 | .phy_specific_func = (phy_specific_func_t)NULL | |
b7737c9b YR |
11783 | }; |
11784 | ||
503976e9 | 11785 | static const struct bnx2x_phy phy_8727 = { |
b7737c9b YR |
11786 | .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727, |
11787 | .addr = 0xff, | |
b7737c9b | 11788 | .def_md_devad = 0, |
55098c5c YR |
11789 | .flags = (FLAGS_FAN_FAILURE_DET_REQ | |
11790 | FLAGS_TX_ERROR_CHECK), | |
b7737c9b YR |
11791 | .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, |
11792 | .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
11793 | .mdio_ctrl = 0, | |
11794 | .supported = (SUPPORTED_10000baseT_Full | | |
11795 | SUPPORTED_1000baseT_Full | | |
b7737c9b YR |
11796 | SUPPORTED_FIBRE | |
11797 | SUPPORTED_Pause | | |
11798 | SUPPORTED_Asym_Pause), | |
1ac9e428 | 11799 | .media_type = ETH_PHY_NOT_PRESENT, |
b7737c9b YR |
11800 | .ver_addr = 0, |
11801 | .req_flow_ctrl = 0, | |
11802 | .req_line_speed = 0, | |
11803 | .speed_cap_mask = 0, | |
11804 | .req_duplex = 0, | |
11805 | .rsrv = 0, | |
11806 | .config_init = (config_init_t)bnx2x_8727_config_init, | |
11807 | .read_status = (read_status_t)bnx2x_8727_read_status, | |
11808 | .link_reset = (link_reset_t)bnx2x_8727_link_reset, | |
11809 | .config_loopback = (config_loopback_t)NULL, | |
11810 | .format_fw_ver = (format_fw_ver_t)bnx2x_format_ver, | |
11811 | .hw_reset = (hw_reset_t)bnx2x_8727_hw_reset, | |
7f02c4ad | 11812 | .set_link_led = (set_link_led_t)bnx2x_8727_set_link_led, |
a22f0788 | 11813 | .phy_specific_func = (phy_specific_func_t)bnx2x_8727_specific_func |
b7737c9b | 11814 | }; |
503976e9 | 11815 | static const struct bnx2x_phy phy_8481 = { |
b7737c9b YR |
11816 | .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481, |
11817 | .addr = 0xff, | |
9045f6b4 | 11818 | .def_md_devad = 0, |
a22f0788 YR |
11819 | .flags = FLAGS_FAN_FAILURE_DET_REQ | |
11820 | FLAGS_REARM_LATCH_SIGNAL, | |
b7737c9b YR |
11821 | .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, |
11822 | .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
11823 | .mdio_ctrl = 0, | |
11824 | .supported = (SUPPORTED_10baseT_Half | | |
11825 | SUPPORTED_10baseT_Full | | |
11826 | SUPPORTED_100baseT_Half | | |
11827 | SUPPORTED_100baseT_Full | | |
11828 | SUPPORTED_1000baseT_Full | | |
11829 | SUPPORTED_10000baseT_Full | | |
11830 | SUPPORTED_TP | | |
11831 | SUPPORTED_Autoneg | | |
11832 | SUPPORTED_Pause | | |
11833 | SUPPORTED_Asym_Pause), | |
11834 | .media_type = ETH_PHY_BASE_T, | |
11835 | .ver_addr = 0, | |
11836 | .req_flow_ctrl = 0, | |
11837 | .req_line_speed = 0, | |
11838 | .speed_cap_mask = 0, | |
11839 | .req_duplex = 0, | |
11840 | .rsrv = 0, | |
11841 | .config_init = (config_init_t)bnx2x_8481_config_init, | |
11842 | .read_status = (read_status_t)bnx2x_848xx_read_status, | |
11843 | .link_reset = (link_reset_t)bnx2x_8481_link_reset, | |
11844 | .config_loopback = (config_loopback_t)NULL, | |
11845 | .format_fw_ver = (format_fw_ver_t)bnx2x_848xx_format_ver, | |
11846 | .hw_reset = (hw_reset_t)bnx2x_8481_hw_reset, | |
7f02c4ad | 11847 | .set_link_led = (set_link_led_t)bnx2x_848xx_set_link_led, |
a22f0788 | 11848 | .phy_specific_func = (phy_specific_func_t)NULL |
b7737c9b YR |
11849 | }; |
11850 | ||
503976e9 | 11851 | static const struct bnx2x_phy phy_84823 = { |
de6eae1f YR |
11852 | .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84823, |
11853 | .addr = 0xff, | |
9045f6b4 | 11854 | .def_md_devad = 0, |
55098c5c YR |
11855 | .flags = (FLAGS_FAN_FAILURE_DET_REQ | |
11856 | FLAGS_REARM_LATCH_SIGNAL | | |
11857 | FLAGS_TX_ERROR_CHECK), | |
de6eae1f YR |
11858 | .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, |
11859 | .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
11860 | .mdio_ctrl = 0, | |
11861 | .supported = (SUPPORTED_10baseT_Half | | |
11862 | SUPPORTED_10baseT_Full | | |
11863 | SUPPORTED_100baseT_Half | | |
11864 | SUPPORTED_100baseT_Full | | |
11865 | SUPPORTED_1000baseT_Full | | |
11866 | SUPPORTED_10000baseT_Full | | |
11867 | SUPPORTED_TP | | |
11868 | SUPPORTED_Autoneg | | |
11869 | SUPPORTED_Pause | | |
11870 | SUPPORTED_Asym_Pause), | |
11871 | .media_type = ETH_PHY_BASE_T, | |
11872 | .ver_addr = 0, | |
11873 | .req_flow_ctrl = 0, | |
11874 | .req_line_speed = 0, | |
11875 | .speed_cap_mask = 0, | |
11876 | .req_duplex = 0, | |
11877 | .rsrv = 0, | |
11878 | .config_init = (config_init_t)bnx2x_848x3_config_init, | |
11879 | .read_status = (read_status_t)bnx2x_848xx_read_status, | |
11880 | .link_reset = (link_reset_t)bnx2x_848x3_link_reset, | |
11881 | .config_loopback = (config_loopback_t)NULL, | |
11882 | .format_fw_ver = (format_fw_ver_t)bnx2x_848xx_format_ver, | |
11883 | .hw_reset = (hw_reset_t)NULL, | |
7f02c4ad | 11884 | .set_link_led = (set_link_led_t)bnx2x_848xx_set_link_led, |
5c107fda | 11885 | .phy_specific_func = (phy_specific_func_t)bnx2x_848xx_specific_func |
de6eae1f YR |
11886 | }; |
11887 | ||
503976e9 | 11888 | static const struct bnx2x_phy phy_84833 = { |
c87bca1e YR |
11889 | .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84833, |
11890 | .addr = 0xff, | |
9045f6b4 | 11891 | .def_md_devad = 0, |
55098c5c YR |
11892 | .flags = (FLAGS_FAN_FAILURE_DET_REQ | |
11893 | FLAGS_REARM_LATCH_SIGNAL | | |
f6b6eb69 | 11894 | FLAGS_TX_ERROR_CHECK), |
c87bca1e YR |
11895 | .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, |
11896 | .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
11897 | .mdio_ctrl = 0, | |
0520e63a | 11898 | .supported = (SUPPORTED_100baseT_Half | |
c87bca1e YR |
11899 | SUPPORTED_100baseT_Full | |
11900 | SUPPORTED_1000baseT_Full | | |
11901 | SUPPORTED_10000baseT_Full | | |
11902 | SUPPORTED_TP | | |
11903 | SUPPORTED_Autoneg | | |
11904 | SUPPORTED_Pause | | |
11905 | SUPPORTED_Asym_Pause), | |
11906 | .media_type = ETH_PHY_BASE_T, | |
11907 | .ver_addr = 0, | |
11908 | .req_flow_ctrl = 0, | |
11909 | .req_line_speed = 0, | |
11910 | .speed_cap_mask = 0, | |
11911 | .req_duplex = 0, | |
11912 | .rsrv = 0, | |
11913 | .config_init = (config_init_t)bnx2x_848x3_config_init, | |
11914 | .read_status = (read_status_t)bnx2x_848xx_read_status, | |
11915 | .link_reset = (link_reset_t)bnx2x_848x3_link_reset, | |
11916 | .config_loopback = (config_loopback_t)NULL, | |
11917 | .format_fw_ver = (format_fw_ver_t)bnx2x_848xx_format_ver, | |
985848f8 | 11918 | .hw_reset = (hw_reset_t)bnx2x_84833_hw_reset_phy, |
c87bca1e | 11919 | .set_link_led = (set_link_led_t)bnx2x_848xx_set_link_led, |
5c107fda | 11920 | .phy_specific_func = (phy_specific_func_t)bnx2x_848xx_specific_func |
c87bca1e YR |
11921 | }; |
11922 | ||
0f6bb03d YR |
11923 | static const struct bnx2x_phy phy_84834 = { |
11924 | .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84834, | |
11925 | .addr = 0xff, | |
11926 | .def_md_devad = 0, | |
11927 | .flags = FLAGS_FAN_FAILURE_DET_REQ | | |
11928 | FLAGS_REARM_LATCH_SIGNAL, | |
11929 | .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
11930 | .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
11931 | .mdio_ctrl = 0, | |
11932 | .supported = (SUPPORTED_100baseT_Half | | |
11933 | SUPPORTED_100baseT_Full | | |
11934 | SUPPORTED_1000baseT_Full | | |
11935 | SUPPORTED_10000baseT_Full | | |
11936 | SUPPORTED_TP | | |
11937 | SUPPORTED_Autoneg | | |
11938 | SUPPORTED_Pause | | |
11939 | SUPPORTED_Asym_Pause), | |
11940 | .media_type = ETH_PHY_BASE_T, | |
11941 | .ver_addr = 0, | |
11942 | .req_flow_ctrl = 0, | |
11943 | .req_line_speed = 0, | |
11944 | .speed_cap_mask = 0, | |
11945 | .req_duplex = 0, | |
11946 | .rsrv = 0, | |
11947 | .config_init = (config_init_t)bnx2x_848x3_config_init, | |
11948 | .read_status = (read_status_t)bnx2x_848xx_read_status, | |
11949 | .link_reset = (link_reset_t)bnx2x_848x3_link_reset, | |
11950 | .config_loopback = (config_loopback_t)NULL, | |
11951 | .format_fw_ver = (format_fw_ver_t)bnx2x_848xx_format_ver, | |
11952 | .hw_reset = (hw_reset_t)bnx2x_84833_hw_reset_phy, | |
11953 | .set_link_led = (set_link_led_t)bnx2x_848xx_set_link_led, | |
11954 | .phy_specific_func = (phy_specific_func_t)bnx2x_848xx_specific_func | |
11955 | }; | |
11956 | ||
924c6216 YR |
11957 | static const struct bnx2x_phy phy_84858 = { |
11958 | .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84858, | |
11959 | .addr = 0xff, | |
11960 | .def_md_devad = 0, | |
11961 | .flags = FLAGS_FAN_FAILURE_DET_REQ | | |
11962 | FLAGS_REARM_LATCH_SIGNAL, | |
11963 | .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
11964 | .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
11965 | .mdio_ctrl = 0, | |
11966 | .supported = (SUPPORTED_100baseT_Half | | |
11967 | SUPPORTED_100baseT_Full | | |
11968 | SUPPORTED_1000baseT_Full | | |
11969 | SUPPORTED_10000baseT_Full | | |
11970 | SUPPORTED_TP | | |
11971 | SUPPORTED_Autoneg | | |
11972 | SUPPORTED_Pause | | |
11973 | SUPPORTED_Asym_Pause), | |
11974 | .media_type = ETH_PHY_BASE_T, | |
11975 | .ver_addr = 0, | |
11976 | .req_flow_ctrl = 0, | |
11977 | .req_line_speed = 0, | |
11978 | .speed_cap_mask = 0, | |
11979 | .req_duplex = 0, | |
11980 | .rsrv = 0, | |
11981 | .config_init = (config_init_t)bnx2x_848x3_config_init, | |
11982 | .read_status = (read_status_t)bnx2x_848xx_read_status, | |
11983 | .link_reset = (link_reset_t)bnx2x_848x3_link_reset, | |
11984 | .config_loopback = (config_loopback_t)NULL, | |
11985 | .format_fw_ver = (format_fw_ver_t)bnx2x_848xx_format_ver, | |
11986 | .hw_reset = (hw_reset_t)bnx2x_84833_hw_reset_phy, | |
11987 | .set_link_led = (set_link_led_t)bnx2x_848xx_set_link_led, | |
11988 | .phy_specific_func = (phy_specific_func_t)bnx2x_848xx_specific_func | |
11989 | }; | |
11990 | ||
503976e9 | 11991 | static const struct bnx2x_phy phy_54618se = { |
52c4d6c4 | 11992 | .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM54618SE, |
6583e33b YR |
11993 | .addr = 0xff, |
11994 | .def_md_devad = 0, | |
11995 | .flags = FLAGS_INIT_XGXS_FIRST, | |
11996 | .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
11997 | .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff}, | |
11998 | .mdio_ctrl = 0, | |
11999 | .supported = (SUPPORTED_10baseT_Half | | |
12000 | SUPPORTED_10baseT_Full | | |
12001 | SUPPORTED_100baseT_Half | | |
12002 | SUPPORTED_100baseT_Full | | |
12003 | SUPPORTED_1000baseT_Full | | |
12004 | SUPPORTED_TP | | |
12005 | SUPPORTED_Autoneg | | |
12006 | SUPPORTED_Pause | | |
12007 | SUPPORTED_Asym_Pause), | |
12008 | .media_type = ETH_PHY_BASE_T, | |
12009 | .ver_addr = 0, | |
12010 | .req_flow_ctrl = 0, | |
12011 | .req_line_speed = 0, | |
12012 | .speed_cap_mask = 0, | |
12013 | /* req_duplex = */0, | |
12014 | /* rsrv = */0, | |
52c4d6c4 YR |
12015 | .config_init = (config_init_t)bnx2x_54618se_config_init, |
12016 | .read_status = (read_status_t)bnx2x_54618se_read_status, | |
12017 | .link_reset = (link_reset_t)bnx2x_54618se_link_reset, | |
12018 | .config_loopback = (config_loopback_t)bnx2x_54618se_config_loopback, | |
6583e33b YR |
12019 | .format_fw_ver = (format_fw_ver_t)NULL, |
12020 | .hw_reset = (hw_reset_t)NULL, | |
1d125bd5 | 12021 | .set_link_led = (set_link_led_t)bnx2x_5461x_set_link_led, |
5c107fda | 12022 | .phy_specific_func = (phy_specific_func_t)bnx2x_54618se_specific_func |
6583e33b | 12023 | }; |
de6eae1f YR |
12024 | /*****************************************************************/ |
12025 | /* */ | |
12026 | /* Populate the phy according. Main function: bnx2x_populate_phy */ | |
12027 | /* */ | |
12028 | /*****************************************************************/ | |
12029 | ||
12030 | static void bnx2x_populate_preemphasis(struct bnx2x *bp, u32 shmem_base, | |
12031 | struct bnx2x_phy *phy, u8 port, | |
12032 | u8 phy_index) | |
12033 | { | |
12034 | /* Get the 4 lanes xgxs config rx and tx */ | |
12035 | u32 rx = 0, tx = 0, i; | |
12036 | for (i = 0; i < 2; i++) { | |
8f73f0b9 YR |
12037 | /* INT_PHY and EXT_PHY1 share the same value location in |
12038 | * the shmem. When num_phys is greater than 1, than this value | |
de6eae1f YR |
12039 | * applies only to EXT_PHY1 |
12040 | */ | |
a22f0788 YR |
12041 | if (phy_index == INT_PHY || phy_index == EXT_PHY1) { |
12042 | rx = REG_RD(bp, shmem_base + | |
12043 | offsetof(struct shmem_region, | |
cd88ccee | 12044 | dev_info.port_hw_config[port].xgxs_config_rx[i<<1])); |
a22f0788 YR |
12045 | |
12046 | tx = REG_RD(bp, shmem_base + | |
12047 | offsetof(struct shmem_region, | |
cd88ccee | 12048 | dev_info.port_hw_config[port].xgxs_config_tx[i<<1])); |
a22f0788 YR |
12049 | } else { |
12050 | rx = REG_RD(bp, shmem_base + | |
12051 | offsetof(struct shmem_region, | |
cd88ccee | 12052 | dev_info.port_hw_config[port].xgxs_config2_rx[i<<1])); |
de6eae1f | 12053 | |
a22f0788 YR |
12054 | tx = REG_RD(bp, shmem_base + |
12055 | offsetof(struct shmem_region, | |
cd88ccee | 12056 | dev_info.port_hw_config[port].xgxs_config2_rx[i<<1])); |
a22f0788 | 12057 | } |
de6eae1f YR |
12058 | |
12059 | phy->rx_preemphasis[i << 1] = ((rx>>16) & 0xffff); | |
12060 | phy->rx_preemphasis[(i << 1) + 1] = (rx & 0xffff); | |
12061 | ||
12062 | phy->tx_preemphasis[i << 1] = ((tx>>16) & 0xffff); | |
12063 | phy->tx_preemphasis[(i << 1) + 1] = (tx & 0xffff); | |
12064 | } | |
12065 | } | |
12066 | ||
12067 | static u32 bnx2x_get_ext_phy_config(struct bnx2x *bp, u32 shmem_base, | |
12068 | u8 phy_index, u8 port) | |
12069 | { | |
12070 | u32 ext_phy_config = 0; | |
12071 | switch (phy_index) { | |
12072 | case EXT_PHY1: | |
12073 | ext_phy_config = REG_RD(bp, shmem_base + | |
12074 | offsetof(struct shmem_region, | |
12075 | dev_info.port_hw_config[port].external_phy_config)); | |
12076 | break; | |
a22f0788 YR |
12077 | case EXT_PHY2: |
12078 | ext_phy_config = REG_RD(bp, shmem_base + | |
12079 | offsetof(struct shmem_region, | |
12080 | dev_info.port_hw_config[port].external_phy_config2)); | |
12081 | break; | |
de6eae1f YR |
12082 | default: |
12083 | DP(NETIF_MSG_LINK, "Invalid phy_index %d\n", phy_index); | |
12084 | return -EINVAL; | |
12085 | } | |
12086 | ||
12087 | return ext_phy_config; | |
12088 | } | |
fcf5b650 YR |
12089 | static int bnx2x_populate_int_phy(struct bnx2x *bp, u32 shmem_base, u8 port, |
12090 | struct bnx2x_phy *phy) | |
de6eae1f YR |
12091 | { |
12092 | u32 phy_addr; | |
12093 | u32 chip_id; | |
12094 | u32 switch_cfg = (REG_RD(bp, shmem_base + | |
12095 | offsetof(struct shmem_region, | |
12096 | dev_info.port_feature_config[port].link_config)) & | |
12097 | PORT_FEATURE_CONNECTED_SWITCH_MASK); | |
ec15b898 YR |
12098 | chip_id = (REG_RD(bp, MISC_REG_CHIP_NUM) << 16) | |
12099 | ((REG_RD(bp, MISC_REG_CHIP_REV) & 0xf) << 12); | |
12100 | ||
3c9ada22 YR |
12101 | DP(NETIF_MSG_LINK, ":chip_id = 0x%x\n", chip_id); |
12102 | if (USES_WARPCORE(bp)) { | |
12103 | u32 serdes_net_if; | |
de6eae1f | 12104 | phy_addr = REG_RD(bp, |
3c9ada22 YR |
12105 | MISC_REG_WC0_CTRL_PHY_ADDR); |
12106 | *phy = phy_warpcore; | |
12107 | if (REG_RD(bp, MISC_REG_PORT4MODE_EN_OVWR) == 0x3) | |
12108 | phy->flags |= FLAGS_4_PORT_MODE; | |
12109 | else | |
12110 | phy->flags &= ~FLAGS_4_PORT_MODE; | |
12111 | /* Check Dual mode */ | |
12112 | serdes_net_if = (REG_RD(bp, shmem_base + | |
12113 | offsetof(struct shmem_region, dev_info. | |
12114 | port_hw_config[port].default_cfg)) & | |
12115 | PORT_HW_CFG_NET_SERDES_IF_MASK); | |
8f73f0b9 | 12116 | /* Set the appropriate supported and flags indications per |
3c9ada22 YR |
12117 | * interface type of the chip |
12118 | */ | |
12119 | switch (serdes_net_if) { | |
12120 | case PORT_HW_CFG_NET_SERDES_IF_SGMII: | |
12121 | phy->supported &= (SUPPORTED_10baseT_Half | | |
12122 | SUPPORTED_10baseT_Full | | |
12123 | SUPPORTED_100baseT_Half | | |
12124 | SUPPORTED_100baseT_Full | | |
12125 | SUPPORTED_1000baseT_Full | | |
12126 | SUPPORTED_FIBRE | | |
12127 | SUPPORTED_Autoneg | | |
12128 | SUPPORTED_Pause | | |
12129 | SUPPORTED_Asym_Pause); | |
12130 | phy->media_type = ETH_PHY_BASE_T; | |
12131 | break; | |
12132 | case PORT_HW_CFG_NET_SERDES_IF_XFI: | |
03c31488 YR |
12133 | phy->supported &= (SUPPORTED_1000baseT_Full | |
12134 | SUPPORTED_10000baseT_Full | | |
12135 | SUPPORTED_FIBRE | | |
12136 | SUPPORTED_Pause | | |
12137 | SUPPORTED_Asym_Pause); | |
3c9ada22 YR |
12138 | phy->media_type = ETH_PHY_XFP_FIBER; |
12139 | break; | |
12140 | case PORT_HW_CFG_NET_SERDES_IF_SFI: | |
12141 | phy->supported &= (SUPPORTED_1000baseT_Full | | |
12142 | SUPPORTED_10000baseT_Full | | |
12143 | SUPPORTED_FIBRE | | |
12144 | SUPPORTED_Pause | | |
12145 | SUPPORTED_Asym_Pause); | |
dbef807e | 12146 | phy->media_type = ETH_PHY_SFPP_10G_FIBER; |
3c9ada22 YR |
12147 | break; |
12148 | case PORT_HW_CFG_NET_SERDES_IF_KR: | |
12149 | phy->media_type = ETH_PHY_KR; | |
5d67c1c5 YM |
12150 | phy->supported &= (SUPPORTED_1000baseKX_Full | |
12151 | SUPPORTED_10000baseKR_Full | | |
3c9ada22 YR |
12152 | SUPPORTED_FIBRE | |
12153 | SUPPORTED_Autoneg | | |
12154 | SUPPORTED_Pause | | |
12155 | SUPPORTED_Asym_Pause); | |
12156 | break; | |
12157 | case PORT_HW_CFG_NET_SERDES_IF_DXGXS: | |
12158 | phy->media_type = ETH_PHY_KR; | |
12159 | phy->flags |= FLAGS_WC_DUAL_MODE; | |
12160 | phy->supported &= (SUPPORTED_20000baseMLD2_Full | | |
12161 | SUPPORTED_FIBRE | | |
12162 | SUPPORTED_Pause | | |
12163 | SUPPORTED_Asym_Pause); | |
12164 | break; | |
12165 | case PORT_HW_CFG_NET_SERDES_IF_KR2: | |
12166 | phy->media_type = ETH_PHY_KR; | |
12167 | phy->flags |= FLAGS_WC_DUAL_MODE; | |
12168 | phy->supported &= (SUPPORTED_20000baseKR2_Full | | |
5d67c1c5 YM |
12169 | SUPPORTED_10000baseKR_Full | |
12170 | SUPPORTED_1000baseKX_Full | | |
4e7b4997 | 12171 | SUPPORTED_Autoneg | |
3c9ada22 YR |
12172 | SUPPORTED_FIBRE | |
12173 | SUPPORTED_Pause | | |
12174 | SUPPORTED_Asym_Pause); | |
4e7b4997 | 12175 | phy->flags &= ~FLAGS_TX_ERROR_CHECK; |
3c9ada22 YR |
12176 | break; |
12177 | default: | |
12178 | DP(NETIF_MSG_LINK, "Unknown WC interface type 0x%x\n", | |
12179 | serdes_net_if); | |
12180 | break; | |
12181 | } | |
12182 | ||
8f73f0b9 | 12183 | /* Enable MDC/MDIO work-around for E3 A0 since free running MDC |
3c9ada22 YR |
12184 | * was not set as expected. For B0, ECO will be enabled so there |
12185 | * won't be an issue there | |
12186 | */ | |
12187 | if (CHIP_REV(bp) == CHIP_REV_Ax) | |
12188 | phy->flags |= FLAGS_MDC_MDIO_WA; | |
157fa283 YR |
12189 | else |
12190 | phy->flags |= FLAGS_MDC_MDIO_WA_B0; | |
3c9ada22 YR |
12191 | } else { |
12192 | switch (switch_cfg) { | |
12193 | case SWITCH_CFG_1G: | |
12194 | phy_addr = REG_RD(bp, | |
12195 | NIG_REG_SERDES0_CTRL_PHY_ADDR + | |
12196 | port * 0x10); | |
12197 | *phy = phy_serdes; | |
12198 | break; | |
12199 | case SWITCH_CFG_10G: | |
12200 | phy_addr = REG_RD(bp, | |
12201 | NIG_REG_XGXS0_CTRL_PHY_ADDR + | |
12202 | port * 0x18); | |
12203 | *phy = phy_xgxs; | |
12204 | break; | |
12205 | default: | |
12206 | DP(NETIF_MSG_LINK, "Invalid switch_cfg\n"); | |
12207 | return -EINVAL; | |
12208 | } | |
de6eae1f YR |
12209 | } |
12210 | phy->addr = (u8)phy_addr; | |
12211 | phy->mdio_ctrl = bnx2x_get_emac_base(bp, | |
12212 | SHARED_HW_CFG_MDC_MDIO_ACCESS1_BOTH, | |
12213 | port); | |
f2e0899f DK |
12214 | if (CHIP_IS_E2(bp)) |
12215 | phy->def_md_devad = E2_DEFAULT_PHY_DEV_ADDR; | |
12216 | else | |
12217 | phy->def_md_devad = DEFAULT_PHY_DEV_ADDR; | |
de6eae1f YR |
12218 | |
12219 | DP(NETIF_MSG_LINK, "Internal phy port=%d, addr=0x%x, mdio_ctl=0x%x\n", | |
12220 | port, phy->addr, phy->mdio_ctrl); | |
12221 | ||
12222 | bnx2x_populate_preemphasis(bp, shmem_base, phy, port, INT_PHY); | |
12223 | return 0; | |
12224 | } | |
12225 | ||
fcf5b650 YR |
12226 | static int bnx2x_populate_ext_phy(struct bnx2x *bp, |
12227 | u8 phy_index, | |
12228 | u32 shmem_base, | |
12229 | u32 shmem2_base, | |
12230 | u8 port, | |
12231 | struct bnx2x_phy *phy) | |
de6eae1f YR |
12232 | { |
12233 | u32 ext_phy_config, phy_type, config2; | |
12234 | u32 mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_BOTH; | |
12235 | ext_phy_config = bnx2x_get_ext_phy_config(bp, shmem_base, | |
12236 | phy_index, port); | |
12237 | phy_type = XGXS_EXT_PHY_TYPE(ext_phy_config); | |
12238 | /* Select the phy type */ | |
12239 | switch (phy_type) { | |
12240 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: | |
12241 | mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_SWAPPED; | |
12242 | *phy = phy_8073; | |
12243 | break; | |
12244 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: | |
12245 | *phy = phy_8705; | |
12246 | break; | |
12247 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: | |
12248 | *phy = phy_8706; | |
12249 | break; | |
12250 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: | |
12251 | mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_EMAC1; | |
12252 | *phy = phy_8726; | |
12253 | break; | |
12254 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727_NOC: | |
12255 | /* BCM8727_NOC => BCM8727 no over current */ | |
12256 | mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_EMAC1; | |
12257 | *phy = phy_8727; | |
12258 | phy->flags |= FLAGS_NOC; | |
12259 | break; | |
e4d78f12 | 12260 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8722: |
de6eae1f YR |
12261 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727: |
12262 | mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_EMAC1; | |
12263 | *phy = phy_8727; | |
12264 | break; | |
12265 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481: | |
12266 | *phy = phy_8481; | |
12267 | break; | |
12268 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84823: | |
12269 | *phy = phy_84823; | |
12270 | break; | |
c87bca1e YR |
12271 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84833: |
12272 | *phy = phy_84833; | |
12273 | break; | |
0f6bb03d YR |
12274 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84834: |
12275 | *phy = phy_84834; | |
12276 | break; | |
924c6216 YR |
12277 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84858: |
12278 | *phy = phy_84858; | |
12279 | break; | |
3756a89f | 12280 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM54616: |
52c4d6c4 YR |
12281 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM54618SE: |
12282 | *phy = phy_54618se; | |
26964bb7 YM |
12283 | if (phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM54618SE) |
12284 | phy->flags |= FLAGS_EEE; | |
6583e33b | 12285 | break; |
de6eae1f YR |
12286 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: |
12287 | *phy = phy_7101; | |
12288 | break; | |
12289 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: | |
12290 | *phy = phy_null; | |
12291 | return -EINVAL; | |
12292 | default: | |
12293 | *phy = phy_null; | |
6db5193b YR |
12294 | /* In case external PHY wasn't found */ |
12295 | if ((phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) && | |
12296 | (phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN)) | |
12297 | return -EINVAL; | |
de6eae1f YR |
12298 | return 0; |
12299 | } | |
12300 | ||
12301 | phy->addr = XGXS_EXT_PHY_ADDR(ext_phy_config); | |
12302 | bnx2x_populate_preemphasis(bp, shmem_base, phy, port, phy_index); | |
12303 | ||
8f73f0b9 | 12304 | /* The shmem address of the phy version is located on different |
2cf7acf9 YR |
12305 | * structures. In case this structure is too old, do not set |
12306 | * the address | |
12307 | */ | |
de6eae1f YR |
12308 | config2 = REG_RD(bp, shmem_base + offsetof(struct shmem_region, |
12309 | dev_info.shared_hw_config.config2)); | |
a22f0788 YR |
12310 | if (phy_index == EXT_PHY1) { |
12311 | phy->ver_addr = shmem_base + offsetof(struct shmem_region, | |
12312 | port_mb[port].ext_phy_fw_version); | |
de6eae1f | 12313 | |
cd88ccee YR |
12314 | /* Check specific mdc mdio settings */ |
12315 | if (config2 & SHARED_HW_CFG_MDC_MDIO_ACCESS1_MASK) | |
12316 | mdc_mdio_access = config2 & | |
12317 | SHARED_HW_CFG_MDC_MDIO_ACCESS1_MASK; | |
a22f0788 YR |
12318 | } else { |
12319 | u32 size = REG_RD(bp, shmem2_base); | |
de6eae1f | 12320 | |
a22f0788 YR |
12321 | if (size > |
12322 | offsetof(struct shmem2_region, ext_phy_fw_version2)) { | |
12323 | phy->ver_addr = shmem2_base + | |
12324 | offsetof(struct shmem2_region, | |
12325 | ext_phy_fw_version2[port]); | |
12326 | } | |
12327 | /* Check specific mdc mdio settings */ | |
12328 | if (config2 & SHARED_HW_CFG_MDC_MDIO_ACCESS2_MASK) | |
12329 | mdc_mdio_access = (config2 & | |
12330 | SHARED_HW_CFG_MDC_MDIO_ACCESS2_MASK) >> | |
12331 | (SHARED_HW_CFG_MDC_MDIO_ACCESS2_SHIFT - | |
12332 | SHARED_HW_CFG_MDC_MDIO_ACCESS1_SHIFT); | |
12333 | } | |
de6eae1f YR |
12334 | phy->mdio_ctrl = bnx2x_get_emac_base(bp, mdc_mdio_access, port); |
12335 | ||
924c6216 | 12336 | if (bnx2x_is_8483x_8485x(phy) && (phy->ver_addr)) { |
0f6bb03d | 12337 | /* Remove 100Mb link supported for BCM84833/4 when phy fw |
75318327 YR |
12338 | * version lower than or equal to 1.39 |
12339 | */ | |
12340 | u32 raw_ver = REG_RD(bp, phy->ver_addr); | |
12341 | if (((raw_ver & 0x7F) <= 39) && | |
12342 | (((raw_ver & 0xF80) >> 7) <= 1)) | |
12343 | phy->supported &= ~(SUPPORTED_100baseT_Half | | |
12344 | SUPPORTED_100baseT_Full); | |
12345 | } | |
12346 | ||
de6eae1f YR |
12347 | DP(NETIF_MSG_LINK, "phy_type 0x%x port %d found in index %d\n", |
12348 | phy_type, port, phy_index); | |
12349 | DP(NETIF_MSG_LINK, " addr=0x%x, mdio_ctl=0x%x\n", | |
12350 | phy->addr, phy->mdio_ctrl); | |
12351 | return 0; | |
12352 | } | |
12353 | ||
fcf5b650 YR |
12354 | static int bnx2x_populate_phy(struct bnx2x *bp, u8 phy_index, u32 shmem_base, |
12355 | u32 shmem2_base, u8 port, struct bnx2x_phy *phy) | |
de6eae1f | 12356 | { |
fcf5b650 | 12357 | int status = 0; |
de6eae1f YR |
12358 | phy->type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN; |
12359 | if (phy_index == INT_PHY) | |
12360 | return bnx2x_populate_int_phy(bp, shmem_base, port, phy); | |
a22f0788 | 12361 | status = bnx2x_populate_ext_phy(bp, phy_index, shmem_base, shmem2_base, |
de6eae1f YR |
12362 | port, phy); |
12363 | return status; | |
12364 | } | |
12365 | ||
12366 | static void bnx2x_phy_def_cfg(struct link_params *params, | |
12367 | struct bnx2x_phy *phy, | |
a22f0788 | 12368 | u8 phy_index) |
de6eae1f YR |
12369 | { |
12370 | struct bnx2x *bp = params->bp; | |
12371 | u32 link_config; | |
12372 | /* Populate the default phy configuration for MF mode */ | |
a22f0788 YR |
12373 | if (phy_index == EXT_PHY2) { |
12374 | link_config = REG_RD(bp, params->shmem_base + | |
cd88ccee | 12375 | offsetof(struct shmem_region, dev_info. |
a22f0788 YR |
12376 | port_feature_config[params->port].link_config2)); |
12377 | phy->speed_cap_mask = REG_RD(bp, params->shmem_base + | |
cd88ccee YR |
12378 | offsetof(struct shmem_region, |
12379 | dev_info. | |
a22f0788 YR |
12380 | port_hw_config[params->port].speed_capability_mask2)); |
12381 | } else { | |
12382 | link_config = REG_RD(bp, params->shmem_base + | |
cd88ccee | 12383 | offsetof(struct shmem_region, dev_info. |
a22f0788 YR |
12384 | port_feature_config[params->port].link_config)); |
12385 | phy->speed_cap_mask = REG_RD(bp, params->shmem_base + | |
cd88ccee YR |
12386 | offsetof(struct shmem_region, |
12387 | dev_info. | |
12388 | port_hw_config[params->port].speed_capability_mask)); | |
a22f0788 | 12389 | } |
94f05b0f JP |
12390 | DP(NETIF_MSG_LINK, |
12391 | "Default config phy idx %x cfg 0x%x speed_cap_mask 0x%x\n", | |
12392 | phy_index, link_config, phy->speed_cap_mask); | |
de6eae1f YR |
12393 | |
12394 | phy->req_duplex = DUPLEX_FULL; | |
12395 | switch (link_config & PORT_FEATURE_LINK_SPEED_MASK) { | |
12396 | case PORT_FEATURE_LINK_SPEED_10M_HALF: | |
12397 | phy->req_duplex = DUPLEX_HALF; | |
12398 | case PORT_FEATURE_LINK_SPEED_10M_FULL: | |
12399 | phy->req_line_speed = SPEED_10; | |
12400 | break; | |
12401 | case PORT_FEATURE_LINK_SPEED_100M_HALF: | |
12402 | phy->req_duplex = DUPLEX_HALF; | |
12403 | case PORT_FEATURE_LINK_SPEED_100M_FULL: | |
12404 | phy->req_line_speed = SPEED_100; | |
12405 | break; | |
12406 | case PORT_FEATURE_LINK_SPEED_1G: | |
12407 | phy->req_line_speed = SPEED_1000; | |
12408 | break; | |
12409 | case PORT_FEATURE_LINK_SPEED_2_5G: | |
12410 | phy->req_line_speed = SPEED_2500; | |
12411 | break; | |
12412 | case PORT_FEATURE_LINK_SPEED_10G_CX4: | |
12413 | phy->req_line_speed = SPEED_10000; | |
12414 | break; | |
12415 | default: | |
12416 | phy->req_line_speed = SPEED_AUTO_NEG; | |
12417 | break; | |
12418 | } | |
12419 | ||
12420 | switch (link_config & PORT_FEATURE_FLOW_CONTROL_MASK) { | |
12421 | case PORT_FEATURE_FLOW_CONTROL_AUTO: | |
12422 | phy->req_flow_ctrl = BNX2X_FLOW_CTRL_AUTO; | |
12423 | break; | |
12424 | case PORT_FEATURE_FLOW_CONTROL_TX: | |
12425 | phy->req_flow_ctrl = BNX2X_FLOW_CTRL_TX; | |
12426 | break; | |
12427 | case PORT_FEATURE_FLOW_CONTROL_RX: | |
12428 | phy->req_flow_ctrl = BNX2X_FLOW_CTRL_RX; | |
12429 | break; | |
12430 | case PORT_FEATURE_FLOW_CONTROL_BOTH: | |
12431 | phy->req_flow_ctrl = BNX2X_FLOW_CTRL_BOTH; | |
12432 | break; | |
12433 | default: | |
12434 | phy->req_flow_ctrl = BNX2X_FLOW_CTRL_NONE; | |
12435 | break; | |
12436 | } | |
12437 | } | |
12438 | ||
a22f0788 YR |
12439 | u32 bnx2x_phy_selection(struct link_params *params) |
12440 | { | |
12441 | u32 phy_config_swapped, prio_cfg; | |
12442 | u32 return_cfg = PORT_HW_CFG_PHY_SELECTION_HARDWARE_DEFAULT; | |
12443 | ||
12444 | phy_config_swapped = params->multi_phy_config & | |
12445 | PORT_HW_CFG_PHY_SWAPPED_ENABLED; | |
12446 | ||
12447 | prio_cfg = params->multi_phy_config & | |
12448 | PORT_HW_CFG_PHY_SELECTION_MASK; | |
12449 | ||
12450 | if (phy_config_swapped) { | |
12451 | switch (prio_cfg) { | |
12452 | case PORT_HW_CFG_PHY_SELECTION_FIRST_PHY_PRIORITY: | |
12453 | return_cfg = PORT_HW_CFG_PHY_SELECTION_SECOND_PHY_PRIORITY; | |
12454 | break; | |
12455 | case PORT_HW_CFG_PHY_SELECTION_SECOND_PHY_PRIORITY: | |
12456 | return_cfg = PORT_HW_CFG_PHY_SELECTION_FIRST_PHY_PRIORITY; | |
12457 | break; | |
12458 | case PORT_HW_CFG_PHY_SELECTION_SECOND_PHY: | |
12459 | return_cfg = PORT_HW_CFG_PHY_SELECTION_FIRST_PHY; | |
12460 | break; | |
12461 | case PORT_HW_CFG_PHY_SELECTION_FIRST_PHY: | |
12462 | return_cfg = PORT_HW_CFG_PHY_SELECTION_SECOND_PHY; | |
12463 | break; | |
12464 | } | |
12465 | } else | |
12466 | return_cfg = prio_cfg; | |
12467 | ||
12468 | return return_cfg; | |
12469 | } | |
12470 | ||
fcf5b650 | 12471 | int bnx2x_phy_probe(struct link_params *params) |
de6eae1f | 12472 | { |
2f751a80 | 12473 | u8 phy_index, actual_phy_idx; |
1ac9e428 | 12474 | u32 phy_config_swapped, sync_offset, media_types; |
de6eae1f YR |
12475 | struct bnx2x *bp = params->bp; |
12476 | struct bnx2x_phy *phy; | |
12477 | params->num_phys = 0; | |
12478 | DP(NETIF_MSG_LINK, "Begin phy probe\n"); | |
a22f0788 YR |
12479 | phy_config_swapped = params->multi_phy_config & |
12480 | PORT_HW_CFG_PHY_SWAPPED_ENABLED; | |
de6eae1f YR |
12481 | |
12482 | for (phy_index = INT_PHY; phy_index < MAX_PHYS; | |
12483 | phy_index++) { | |
de6eae1f | 12484 | actual_phy_idx = phy_index; |
a22f0788 YR |
12485 | if (phy_config_swapped) { |
12486 | if (phy_index == EXT_PHY1) | |
12487 | actual_phy_idx = EXT_PHY2; | |
12488 | else if (phy_index == EXT_PHY2) | |
12489 | actual_phy_idx = EXT_PHY1; | |
12490 | } | |
12491 | DP(NETIF_MSG_LINK, "phy_config_swapped %x, phy_index %x," | |
12492 | " actual_phy_idx %x\n", phy_config_swapped, | |
12493 | phy_index, actual_phy_idx); | |
de6eae1f YR |
12494 | phy = ¶ms->phy[actual_phy_idx]; |
12495 | if (bnx2x_populate_phy(bp, phy_index, params->shmem_base, | |
a22f0788 | 12496 | params->shmem2_base, params->port, |
de6eae1f YR |
12497 | phy) != 0) { |
12498 | params->num_phys = 0; | |
12499 | DP(NETIF_MSG_LINK, "phy probe failed in phy index %d\n", | |
12500 | phy_index); | |
12501 | for (phy_index = INT_PHY; | |
12502 | phy_index < MAX_PHYS; | |
12503 | phy_index++) | |
12504 | *phy = phy_null; | |
12505 | return -EINVAL; | |
12506 | } | |
12507 | if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN) | |
12508 | break; | |
12509 | ||
55098c5c YR |
12510 | if (params->feature_config_flags & |
12511 | FEATURE_CONFIG_DISABLE_REMOTE_FAULT_DET) | |
12512 | phy->flags &= ~FLAGS_TX_ERROR_CHECK; | |
12513 | ||
55386fe8 YR |
12514 | if (!(params->feature_config_flags & |
12515 | FEATURE_CONFIG_MT_SUPPORT)) | |
12516 | phy->flags |= FLAGS_MDC_MDIO_WA_G; | |
12517 | ||
1ac9e428 YR |
12518 | sync_offset = params->shmem_base + |
12519 | offsetof(struct shmem_region, | |
12520 | dev_info.port_hw_config[params->port].media_type); | |
12521 | media_types = REG_RD(bp, sync_offset); | |
12522 | ||
8f73f0b9 | 12523 | /* Update media type for non-PMF sync only for the first time |
1ac9e428 YR |
12524 | * In case the media type changes afterwards, it will be updated |
12525 | * using the update_status function | |
12526 | */ | |
12527 | if ((media_types & (PORT_HW_CFG_MEDIA_TYPE_PHY0_MASK << | |
12528 | (PORT_HW_CFG_MEDIA_TYPE_PHY1_SHIFT * | |
12529 | actual_phy_idx))) == 0) { | |
12530 | media_types |= ((phy->media_type & | |
12531 | PORT_HW_CFG_MEDIA_TYPE_PHY0_MASK) << | |
12532 | (PORT_HW_CFG_MEDIA_TYPE_PHY1_SHIFT * | |
12533 | actual_phy_idx)); | |
12534 | } | |
12535 | REG_WR(bp, sync_offset, media_types); | |
12536 | ||
a22f0788 | 12537 | bnx2x_phy_def_cfg(params, phy, phy_index); |
de6eae1f YR |
12538 | params->num_phys++; |
12539 | } | |
12540 | ||
12541 | DP(NETIF_MSG_LINK, "End phy probe. #phys found %x\n", params->num_phys); | |
12542 | return 0; | |
12543 | } | |
12544 | ||
910cc727 MS |
12545 | static void bnx2x_init_bmac_loopback(struct link_params *params, |
12546 | struct link_vars *vars) | |
de6eae1f YR |
12547 | { |
12548 | struct bnx2x *bp = params->bp; | |
de6eae1f YR |
12549 | vars->link_up = 1; |
12550 | vars->line_speed = SPEED_10000; | |
12551 | vars->duplex = DUPLEX_FULL; | |
12552 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; | |
12553 | vars->mac_type = MAC_TYPE_BMAC; | |
b7737c9b | 12554 | |
de6eae1f | 12555 | vars->phy_flags = PHY_XGXS_FLAG; |
b7737c9b | 12556 | |
de6eae1f | 12557 | bnx2x_xgxs_deassert(params); |
b7737c9b | 12558 | |
05fcaeac | 12559 | /* Set bmac loopback */ |
d3a8f13b | 12560 | bnx2x_bmac_enable(params, vars, 1, 1); |
b7737c9b | 12561 | |
cd88ccee | 12562 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + params->port*4, 0); |
9045f6b4 | 12563 | } |
b7737c9b | 12564 | |
910cc727 MS |
12565 | static void bnx2x_init_emac_loopback(struct link_params *params, |
12566 | struct link_vars *vars) | |
9045f6b4 YR |
12567 | { |
12568 | struct bnx2x *bp = params->bp; | |
de6eae1f YR |
12569 | vars->link_up = 1; |
12570 | vars->line_speed = SPEED_1000; | |
12571 | vars->duplex = DUPLEX_FULL; | |
12572 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; | |
12573 | vars->mac_type = MAC_TYPE_EMAC; | |
b7737c9b | 12574 | |
de6eae1f | 12575 | vars->phy_flags = PHY_XGXS_FLAG; |
e10bc84d | 12576 | |
de6eae1f | 12577 | bnx2x_xgxs_deassert(params); |
05fcaeac | 12578 | /* Set bmac loopback */ |
de6eae1f YR |
12579 | bnx2x_emac_enable(params, vars, 1); |
12580 | bnx2x_emac_program(params, vars); | |
cd88ccee | 12581 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + params->port*4, 0); |
9045f6b4 | 12582 | } |
b7737c9b | 12583 | |
910cc727 MS |
12584 | static void bnx2x_init_xmac_loopback(struct link_params *params, |
12585 | struct link_vars *vars) | |
9380bb9e YR |
12586 | { |
12587 | struct bnx2x *bp = params->bp; | |
12588 | vars->link_up = 1; | |
12589 | if (!params->req_line_speed[0]) | |
12590 | vars->line_speed = SPEED_10000; | |
12591 | else | |
12592 | vars->line_speed = params->req_line_speed[0]; | |
12593 | vars->duplex = DUPLEX_FULL; | |
12594 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; | |
12595 | vars->mac_type = MAC_TYPE_XMAC; | |
12596 | vars->phy_flags = PHY_XGXS_FLAG; | |
8f73f0b9 | 12597 | /* Set WC to loopback mode since link is required to provide clock |
9380bb9e YR |
12598 | * to the XMAC in 20G mode |
12599 | */ | |
afad009a YR |
12600 | bnx2x_set_aer_mmd(params, ¶ms->phy[0]); |
12601 | bnx2x_warpcore_reset_lane(bp, ¶ms->phy[0], 0); | |
12602 | params->phy[INT_PHY].config_loopback( | |
3c9ada22 YR |
12603 | ¶ms->phy[INT_PHY], |
12604 | params); | |
afad009a | 12605 | |
9380bb9e YR |
12606 | bnx2x_xmac_enable(params, vars, 1); |
12607 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + params->port*4, 0); | |
12608 | } | |
12609 | ||
910cc727 MS |
12610 | static void bnx2x_init_umac_loopback(struct link_params *params, |
12611 | struct link_vars *vars) | |
9380bb9e YR |
12612 | { |
12613 | struct bnx2x *bp = params->bp; | |
12614 | vars->link_up = 1; | |
12615 | vars->line_speed = SPEED_1000; | |
12616 | vars->duplex = DUPLEX_FULL; | |
12617 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; | |
12618 | vars->mac_type = MAC_TYPE_UMAC; | |
12619 | vars->phy_flags = PHY_XGXS_FLAG; | |
12620 | bnx2x_umac_enable(params, vars, 1); | |
12621 | ||
12622 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + params->port*4, 0); | |
12623 | } | |
12624 | ||
910cc727 MS |
12625 | static void bnx2x_init_xgxs_loopback(struct link_params *params, |
12626 | struct link_vars *vars) | |
9045f6b4 YR |
12627 | { |
12628 | struct bnx2x *bp = params->bp; | |
4e7b4997 | 12629 | struct bnx2x_phy *int_phy = ¶ms->phy[INT_PHY]; |
503976e9 YR |
12630 | vars->link_up = 1; |
12631 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; | |
12632 | vars->duplex = DUPLEX_FULL; | |
9045f6b4 | 12633 | if (params->req_line_speed[0] == SPEED_1000) |
503976e9 | 12634 | vars->line_speed = SPEED_1000; |
4e7b4997 YR |
12635 | else if ((params->req_line_speed[0] == SPEED_20000) || |
12636 | (int_phy->flags & FLAGS_WC_DUAL_MODE)) | |
12637 | vars->line_speed = SPEED_20000; | |
9045f6b4 | 12638 | else |
4e7b4997 | 12639 | vars->line_speed = SPEED_10000; |
62b29a5d | 12640 | |
9380bb9e YR |
12641 | if (!USES_WARPCORE(bp)) |
12642 | bnx2x_xgxs_deassert(params); | |
9045f6b4 YR |
12643 | bnx2x_link_initialize(params, vars); |
12644 | ||
12645 | if (params->req_line_speed[0] == SPEED_1000) { | |
9380bb9e YR |
12646 | if (USES_WARPCORE(bp)) |
12647 | bnx2x_umac_enable(params, vars, 0); | |
12648 | else { | |
12649 | bnx2x_emac_program(params, vars); | |
12650 | bnx2x_emac_enable(params, vars, 0); | |
12651 | } | |
12652 | } else { | |
12653 | if (USES_WARPCORE(bp)) | |
12654 | bnx2x_xmac_enable(params, vars, 0); | |
12655 | else | |
d3a8f13b | 12656 | bnx2x_bmac_enable(params, vars, 0, 1); |
9380bb9e | 12657 | } |
9045f6b4 | 12658 | |
503976e9 YR |
12659 | if (params->loopback_mode == LOOPBACK_XGXS) { |
12660 | /* Set 10G XGXS loopback */ | |
12661 | int_phy->config_loopback(int_phy, params); | |
12662 | } else { | |
12663 | /* Set external phy loopback */ | |
12664 | u8 phy_index; | |
12665 | for (phy_index = EXT_PHY1; | |
12666 | phy_index < params->num_phys; phy_index++) | |
12667 | if (params->phy[phy_index].config_loopback) | |
12668 | params->phy[phy_index].config_loopback( | |
12669 | ¶ms->phy[phy_index], | |
12670 | params); | |
12671 | } | |
12672 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + params->port*4, 0); | |
de6eae1f | 12673 | |
9045f6b4 YR |
12674 | bnx2x_set_led(params, vars, LED_MODE_OPER, vars->line_speed); |
12675 | } | |
12676 | ||
55c11941 | 12677 | void bnx2x_set_rx_filter(struct link_params *params, u8 en) |
d3a8f13b YR |
12678 | { |
12679 | struct bnx2x *bp = params->bp; | |
12680 | u8 val = en * 0x1F; | |
12681 | ||
503976e9 | 12682 | /* Open / close the gate between the NIG and the BRB */ |
d3a8f13b YR |
12683 | if (!CHIP_IS_E1x(bp)) |
12684 | val |= en * 0x20; | |
12685 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK + params->port*4, val); | |
12686 | ||
12687 | if (!CHIP_IS_E1(bp)) { | |
12688 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK_MF + params->port*4, | |
12689 | en*0x3); | |
12690 | } | |
12691 | ||
12692 | REG_WR(bp, (params->port ? NIG_REG_LLH1_BRB1_NOT_MCP : | |
12693 | NIG_REG_LLH0_BRB1_NOT_MCP), en); | |
12694 | } | |
12695 | static int bnx2x_avoid_link_flap(struct link_params *params, | |
12696 | struct link_vars *vars) | |
12697 | { | |
12698 | u32 phy_idx; | |
12699 | u32 dont_clear_stat, lfa_sts; | |
12700 | struct bnx2x *bp = params->bp; | |
12701 | ||
a2755be5 | 12702 | bnx2x_set_mdio_emac_per_phy(bp, params); |
d3a8f13b YR |
12703 | /* Sync the link parameters */ |
12704 | bnx2x_link_status_update(params, vars); | |
12705 | ||
12706 | /* | |
12707 | * The module verification was already done by previous link owner, | |
12708 | * so this call is meant only to get warning message | |
12709 | */ | |
12710 | ||
12711 | for (phy_idx = INT_PHY; phy_idx < params->num_phys; phy_idx++) { | |
12712 | struct bnx2x_phy *phy = ¶ms->phy[phy_idx]; | |
12713 | if (phy->phy_specific_func) { | |
12714 | DP(NETIF_MSG_LINK, "Calling PHY specific func\n"); | |
12715 | phy->phy_specific_func(phy, params, PHY_INIT); | |
12716 | } | |
12717 | if ((phy->media_type == ETH_PHY_SFPP_10G_FIBER) || | |
12718 | (phy->media_type == ETH_PHY_SFP_1G_FIBER) || | |
12719 | (phy->media_type == ETH_PHY_DA_TWINAX)) | |
12720 | bnx2x_verify_sfp_module(phy, params); | |
12721 | } | |
12722 | lfa_sts = REG_RD(bp, params->lfa_base + | |
12723 | offsetof(struct shmem_lfa, | |
12724 | lfa_sts)); | |
12725 | ||
12726 | dont_clear_stat = lfa_sts & SHMEM_LFA_DONT_CLEAR_STAT; | |
12727 | ||
12728 | /* Re-enable the NIG/MAC */ | |
12729 | if (CHIP_IS_E3(bp)) { | |
12730 | if (!dont_clear_stat) { | |
12731 | REG_WR(bp, GRCBASE_MISC + | |
12732 | MISC_REGISTERS_RESET_REG_2_CLEAR, | |
12733 | (MISC_REGISTERS_RESET_REG_2_MSTAT0 << | |
12734 | params->port)); | |
12735 | REG_WR(bp, GRCBASE_MISC + | |
12736 | MISC_REGISTERS_RESET_REG_2_SET, | |
12737 | (MISC_REGISTERS_RESET_REG_2_MSTAT0 << | |
12738 | params->port)); | |
12739 | } | |
12740 | if (vars->line_speed < SPEED_10000) | |
12741 | bnx2x_umac_enable(params, vars, 0); | |
12742 | else | |
12743 | bnx2x_xmac_enable(params, vars, 0); | |
12744 | } else { | |
12745 | if (vars->line_speed < SPEED_10000) | |
12746 | bnx2x_emac_enable(params, vars, 0); | |
12747 | else | |
12748 | bnx2x_bmac_enable(params, vars, 0, !dont_clear_stat); | |
12749 | } | |
12750 | ||
12751 | /* Increment LFA count */ | |
12752 | lfa_sts = ((lfa_sts & ~LINK_FLAP_AVOIDANCE_COUNT_MASK) | | |
12753 | (((((lfa_sts & LINK_FLAP_AVOIDANCE_COUNT_MASK) >> | |
12754 | LINK_FLAP_AVOIDANCE_COUNT_OFFSET) + 1) & 0xff) | |
12755 | << LINK_FLAP_AVOIDANCE_COUNT_OFFSET)); | |
12756 | /* Clear link flap reason */ | |
12757 | lfa_sts &= ~LFA_LINK_FLAP_REASON_MASK; | |
12758 | ||
12759 | REG_WR(bp, params->lfa_base + | |
12760 | offsetof(struct shmem_lfa, lfa_sts), lfa_sts); | |
12761 | ||
12762 | /* Disable NIG DRAIN */ | |
12763 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + params->port*4, 0); | |
12764 | ||
12765 | /* Enable interrupts */ | |
12766 | bnx2x_link_int_enable(params); | |
12767 | return 0; | |
12768 | } | |
12769 | ||
12770 | static void bnx2x_cannot_avoid_link_flap(struct link_params *params, | |
12771 | struct link_vars *vars, | |
12772 | int lfa_status) | |
12773 | { | |
12774 | u32 lfa_sts, cfg_idx, tmp_val; | |
12775 | struct bnx2x *bp = params->bp; | |
12776 | ||
12777 | bnx2x_link_reset(params, vars, 1); | |
12778 | ||
12779 | if (!params->lfa_base) | |
12780 | return; | |
12781 | /* Store the new link parameters */ | |
12782 | REG_WR(bp, params->lfa_base + | |
12783 | offsetof(struct shmem_lfa, req_duplex), | |
12784 | params->req_duplex[0] | (params->req_duplex[1] << 16)); | |
12785 | ||
12786 | REG_WR(bp, params->lfa_base + | |
12787 | offsetof(struct shmem_lfa, req_flow_ctrl), | |
12788 | params->req_flow_ctrl[0] | (params->req_flow_ctrl[1] << 16)); | |
12789 | ||
12790 | REG_WR(bp, params->lfa_base + | |
12791 | offsetof(struct shmem_lfa, req_line_speed), | |
12792 | params->req_line_speed[0] | (params->req_line_speed[1] << 16)); | |
12793 | ||
12794 | for (cfg_idx = 0; cfg_idx < SHMEM_LINK_CONFIG_SIZE; cfg_idx++) { | |
12795 | REG_WR(bp, params->lfa_base + | |
12796 | offsetof(struct shmem_lfa, | |
12797 | speed_cap_mask[cfg_idx]), | |
12798 | params->speed_cap_mask[cfg_idx]); | |
12799 | } | |
12800 | ||
12801 | tmp_val = REG_RD(bp, params->lfa_base + | |
12802 | offsetof(struct shmem_lfa, additional_config)); | |
12803 | tmp_val &= ~REQ_FC_AUTO_ADV_MASK; | |
12804 | tmp_val |= params->req_fc_auto_adv; | |
12805 | ||
12806 | REG_WR(bp, params->lfa_base + | |
12807 | offsetof(struct shmem_lfa, additional_config), tmp_val); | |
12808 | ||
12809 | lfa_sts = REG_RD(bp, params->lfa_base + | |
12810 | offsetof(struct shmem_lfa, lfa_sts)); | |
12811 | ||
12812 | /* Clear the "Don't Clear Statistics" bit, and set reason */ | |
12813 | lfa_sts &= ~SHMEM_LFA_DONT_CLEAR_STAT; | |
12814 | ||
12815 | /* Set link flap reason */ | |
12816 | lfa_sts &= ~LFA_LINK_FLAP_REASON_MASK; | |
12817 | lfa_sts |= ((lfa_status & LFA_LINK_FLAP_REASON_MASK) << | |
12818 | LFA_LINK_FLAP_REASON_OFFSET); | |
12819 | ||
12820 | /* Increment link flap counter */ | |
12821 | lfa_sts = ((lfa_sts & ~LINK_FLAP_COUNT_MASK) | | |
12822 | (((((lfa_sts & LINK_FLAP_COUNT_MASK) >> | |
12823 | LINK_FLAP_COUNT_OFFSET) + 1) & 0xff) | |
12824 | << LINK_FLAP_COUNT_OFFSET)); | |
12825 | REG_WR(bp, params->lfa_base + | |
12826 | offsetof(struct shmem_lfa, lfa_sts), lfa_sts); | |
12827 | /* Proceed with regular link initialization */ | |
12828 | } | |
12829 | ||
9045f6b4 YR |
12830 | int bnx2x_phy_init(struct link_params *params, struct link_vars *vars) |
12831 | { | |
d3a8f13b | 12832 | int lfa_status; |
9045f6b4 YR |
12833 | struct bnx2x *bp = params->bp; |
12834 | DP(NETIF_MSG_LINK, "Phy Initialization started\n"); | |
12835 | DP(NETIF_MSG_LINK, "(1) req_speed %d, req_flowctrl %d\n", | |
12836 | params->req_line_speed[0], params->req_flow_ctrl[0]); | |
12837 | DP(NETIF_MSG_LINK, "(2) req_speed %d, req_flowctrl %d\n", | |
12838 | params->req_line_speed[1], params->req_flow_ctrl[1]); | |
05fcaeac | 12839 | DP(NETIF_MSG_LINK, "req_adv_flow_ctrl 0x%x\n", params->req_fc_auto_adv); |
9045f6b4 YR |
12840 | vars->link_status = 0; |
12841 | vars->phy_link_up = 0; | |
12842 | vars->link_up = 0; | |
12843 | vars->line_speed = 0; | |
12844 | vars->duplex = DUPLEX_FULL; | |
12845 | vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; | |
12846 | vars->mac_type = MAC_TYPE_NONE; | |
12847 | vars->phy_flags = 0; | |
5f3347e6 | 12848 | vars->check_kr2_recovery_cnt = 0; |
d9169323 | 12849 | params->link_flags = PHY_INITIALIZED; |
d3a8f13b YR |
12850 | /* Driver opens NIG-BRB filters */ |
12851 | bnx2x_set_rx_filter(params, 1); | |
fcd02d27 | 12852 | bnx2x_chng_link_count(params, true); |
d3a8f13b YR |
12853 | /* Check if link flap can be avoided */ |
12854 | lfa_status = bnx2x_check_lfa(params); | |
12855 | ||
12856 | if (lfa_status == 0) { | |
12857 | DP(NETIF_MSG_LINK, "Link Flap Avoidance in progress\n"); | |
12858 | return bnx2x_avoid_link_flap(params, vars); | |
12859 | } | |
12860 | ||
12861 | DP(NETIF_MSG_LINK, "Cannot avoid link flap lfa_sta=0x%x\n", | |
12862 | lfa_status); | |
12863 | bnx2x_cannot_avoid_link_flap(params, vars, lfa_status); | |
9045f6b4 | 12864 | |
d231023e | 12865 | /* Disable attentions */ |
9045f6b4 YR |
12866 | bnx2x_bits_dis(bp, NIG_REG_MASK_INTERRUPT_PORT0 + params->port*4, |
12867 | (NIG_MASK_XGXS0_LINK_STATUS | | |
12868 | NIG_MASK_XGXS0_LINK10G | | |
12869 | NIG_MASK_SERDES0_LINK_STATUS | | |
12870 | NIG_MASK_MI_INT)); | |
12871 | ||
12872 | bnx2x_emac_init(params, vars); | |
12873 | ||
27d9129f YR |
12874 | if (params->feature_config_flags & FEATURE_CONFIG_PFC_ENABLED) |
12875 | vars->link_status |= LINK_STATUS_PFC_ENABLED; | |
12876 | ||
9045f6b4 YR |
12877 | if (params->num_phys == 0) { |
12878 | DP(NETIF_MSG_LINK, "No phy found for initialization !!\n"); | |
12879 | return -EINVAL; | |
12880 | } | |
12881 | set_phy_vars(params, vars); | |
12882 | ||
12883 | DP(NETIF_MSG_LINK, "Num of phys on board: %d\n", params->num_phys); | |
12884 | switch (params->loopback_mode) { | |
12885 | case LOOPBACK_BMAC: | |
12886 | bnx2x_init_bmac_loopback(params, vars); | |
12887 | break; | |
12888 | case LOOPBACK_EMAC: | |
12889 | bnx2x_init_emac_loopback(params, vars); | |
12890 | break; | |
9380bb9e YR |
12891 | case LOOPBACK_XMAC: |
12892 | bnx2x_init_xmac_loopback(params, vars); | |
12893 | break; | |
12894 | case LOOPBACK_UMAC: | |
12895 | bnx2x_init_umac_loopback(params, vars); | |
12896 | break; | |
9045f6b4 YR |
12897 | case LOOPBACK_XGXS: |
12898 | case LOOPBACK_EXT_PHY: | |
12899 | bnx2x_init_xgxs_loopback(params, vars); | |
12900 | break; | |
12901 | default: | |
9380bb9e YR |
12902 | if (!CHIP_IS_E3(bp)) { |
12903 | if (params->switch_cfg == SWITCH_CFG_10G) | |
12904 | bnx2x_xgxs_deassert(params); | |
12905 | else | |
12906 | bnx2x_serdes_deassert(bp, params->port); | |
12907 | } | |
de6eae1f YR |
12908 | bnx2x_link_initialize(params, vars); |
12909 | msleep(30); | |
12910 | bnx2x_link_int_enable(params); | |
9045f6b4 | 12911 | break; |
de6eae1f | 12912 | } |
55098c5c | 12913 | bnx2x_update_mng(params, vars->link_status); |
c8c60d88 YM |
12914 | |
12915 | bnx2x_update_mng_eee(params, vars->eee_status); | |
e10bc84d YR |
12916 | return 0; |
12917 | } | |
fcf5b650 YR |
12918 | |
12919 | int bnx2x_link_reset(struct link_params *params, struct link_vars *vars, | |
12920 | u8 reset_ext_phy) | |
b7737c9b YR |
12921 | { |
12922 | struct bnx2x *bp = params->bp; | |
cf1d972c | 12923 | u8 phy_index, port = params->port, clear_latch_ind = 0; |
de6eae1f | 12924 | DP(NETIF_MSG_LINK, "Resetting the link of port %d\n", port); |
d231023e | 12925 | /* Disable attentions */ |
de6eae1f | 12926 | vars->link_status = 0; |
fcd02d27 | 12927 | bnx2x_chng_link_count(params, true); |
de6eae1f | 12928 | bnx2x_update_mng(params, vars->link_status); |
c8c60d88 YM |
12929 | vars->eee_status &= ~(SHMEM_EEE_LP_ADV_STATUS_MASK | |
12930 | SHMEM_EEE_ACTIVE_BIT); | |
12931 | bnx2x_update_mng_eee(params, vars->eee_status); | |
de6eae1f | 12932 | bnx2x_bits_dis(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, |
cd88ccee YR |
12933 | (NIG_MASK_XGXS0_LINK_STATUS | |
12934 | NIG_MASK_XGXS0_LINK10G | | |
12935 | NIG_MASK_SERDES0_LINK_STATUS | | |
12936 | NIG_MASK_MI_INT)); | |
b7737c9b | 12937 | |
d231023e | 12938 | /* Activate nig drain */ |
de6eae1f | 12939 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + port*4, 1); |
b7737c9b | 12940 | |
d231023e | 12941 | /* Disable nig egress interface */ |
9380bb9e YR |
12942 | if (!CHIP_IS_E3(bp)) { |
12943 | REG_WR(bp, NIG_REG_BMAC0_OUT_EN + port*4, 0); | |
12944 | REG_WR(bp, NIG_REG_EGRESS_EMAC0_OUT_EN + port*4, 0); | |
12945 | } | |
b7737c9b | 12946 | |
d3a8f13b YR |
12947 | if (!CHIP_IS_E3(bp)) { |
12948 | bnx2x_set_bmac_rx(bp, params->chip_id, port, 0); | |
12949 | } else { | |
12950 | bnx2x_set_xmac_rxtx(params, 0); | |
12951 | bnx2x_set_umac_rxtx(params, 0); | |
12952 | } | |
d231023e | 12953 | /* Disable emac */ |
9380bb9e YR |
12954 | if (!CHIP_IS_E3(bp)) |
12955 | REG_WR(bp, NIG_REG_NIG_EMAC0_EN + port*4, 0); | |
b7737c9b | 12956 | |
d231023e | 12957 | usleep_range(10000, 20000); |
25985edc | 12958 | /* The PHY reset is controlled by GPIO 1 |
de6eae1f YR |
12959 | * Hold it as vars low |
12960 | */ | |
d231023e | 12961 | /* Clear link led */ |
55386fe8 | 12962 | bnx2x_set_mdio_emac_per_phy(bp, params); |
7f02c4ad YR |
12963 | bnx2x_set_led(params, vars, LED_MODE_OFF, 0); |
12964 | ||
de6eae1f YR |
12965 | if (reset_ext_phy) { |
12966 | for (phy_index = EXT_PHY1; phy_index < params->num_phys; | |
12967 | phy_index++) { | |
28f4881c YR |
12968 | if (params->phy[phy_index].link_reset) { |
12969 | bnx2x_set_aer_mmd(params, | |
12970 | ¶ms->phy[phy_index]); | |
de6eae1f YR |
12971 | params->phy[phy_index].link_reset( |
12972 | ¶ms->phy[phy_index], | |
12973 | params); | |
28f4881c | 12974 | } |
cf1d972c YR |
12975 | if (params->phy[phy_index].flags & |
12976 | FLAGS_REARM_LATCH_SIGNAL) | |
12977 | clear_latch_ind = 1; | |
b7737c9b | 12978 | } |
b7737c9b YR |
12979 | } |
12980 | ||
cf1d972c YR |
12981 | if (clear_latch_ind) { |
12982 | /* Clear latching indication */ | |
12983 | bnx2x_rearm_latch_signal(bp, port, 0); | |
12984 | bnx2x_bits_dis(bp, NIG_REG_LATCH_BC_0 + port*4, | |
12985 | 1 << NIG_LATCH_BC_ENABLE_MI_INT); | |
12986 | } | |
de6eae1f YR |
12987 | if (params->phy[INT_PHY].link_reset) |
12988 | params->phy[INT_PHY].link_reset( | |
12989 | ¶ms->phy[INT_PHY], params); | |
b7737c9b | 12990 | |
d231023e | 12991 | /* Disable nig ingress interface */ |
9380bb9e | 12992 | if (!CHIP_IS_E3(bp)) { |
d231023e | 12993 | /* Reset BigMac */ |
ce7c0489 YR |
12994 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, |
12995 | (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port)); | |
9380bb9e YR |
12996 | REG_WR(bp, NIG_REG_BMAC0_IN_EN + port*4, 0); |
12997 | REG_WR(bp, NIG_REG_EMAC0_IN_EN + port*4, 0); | |
ce7c0489 YR |
12998 | } else { |
12999 | u32 xmac_base = (params->port) ? GRCBASE_XMAC1 : GRCBASE_XMAC0; | |
13000 | bnx2x_set_xumac_nig(params, 0, 0); | |
13001 | if (REG_RD(bp, MISC_REG_RESET_REG_2) & | |
13002 | MISC_REGISTERS_RESET_REG_2_XMAC) | |
13003 | REG_WR(bp, xmac_base + XMAC_REG_CTRL, | |
13004 | XMAC_CTRL_REG_SOFT_RESET); | |
9380bb9e | 13005 | } |
de6eae1f | 13006 | vars->link_up = 0; |
3c9ada22 | 13007 | vars->phy_flags = 0; |
b7737c9b YR |
13008 | return 0; |
13009 | } | |
d3a8f13b YR |
13010 | int bnx2x_lfa_reset(struct link_params *params, |
13011 | struct link_vars *vars) | |
13012 | { | |
13013 | struct bnx2x *bp = params->bp; | |
13014 | vars->link_up = 0; | |
13015 | vars->phy_flags = 0; | |
d9169323 | 13016 | params->link_flags &= ~PHY_INITIALIZED; |
d3a8f13b YR |
13017 | if (!params->lfa_base) |
13018 | return bnx2x_link_reset(params, vars, 1); | |
13019 | /* | |
13020 | * Activate NIG drain so that during this time the device won't send | |
13021 | * anything while it is unable to response. | |
13022 | */ | |
13023 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + params->port*4, 1); | |
13024 | ||
13025 | /* | |
13026 | * Close gracefully the gate from BMAC to NIG such that no half packets | |
13027 | * are passed. | |
13028 | */ | |
13029 | if (!CHIP_IS_E3(bp)) | |
13030 | bnx2x_set_bmac_rx(bp, params->chip_id, params->port, 0); | |
13031 | ||
13032 | if (CHIP_IS_E3(bp)) { | |
13033 | bnx2x_set_xmac_rxtx(params, 0); | |
13034 | bnx2x_set_umac_rxtx(params, 0); | |
13035 | } | |
13036 | /* Wait 10ms for the pipe to clean up*/ | |
13037 | usleep_range(10000, 20000); | |
13038 | ||
13039 | /* Clean the NIG-BRB using the network filters in a way that will | |
13040 | * not cut a packet in the middle. | |
13041 | */ | |
13042 | bnx2x_set_rx_filter(params, 0); | |
13043 | ||
13044 | /* | |
13045 | * Re-open the gate between the BMAC and the NIG, after verifying the | |
13046 | * gate to the BRB is closed, otherwise packets may arrive to the | |
13047 | * firmware before driver had initialized it. The target is to achieve | |
13048 | * minimum management protocol down time. | |
13049 | */ | |
13050 | if (!CHIP_IS_E3(bp)) | |
13051 | bnx2x_set_bmac_rx(bp, params->chip_id, params->port, 1); | |
13052 | ||
13053 | if (CHIP_IS_E3(bp)) { | |
13054 | bnx2x_set_xmac_rxtx(params, 1); | |
13055 | bnx2x_set_umac_rxtx(params, 1); | |
13056 | } | |
13057 | /* Disable NIG drain */ | |
13058 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + params->port*4, 0); | |
13059 | return 0; | |
13060 | } | |
b7737c9b | 13061 | |
de6eae1f YR |
13062 | /****************************************************************************/ |
13063 | /* Common function */ | |
13064 | /****************************************************************************/ | |
fcf5b650 YR |
13065 | static int bnx2x_8073_common_init_phy(struct bnx2x *bp, |
13066 | u32 shmem_base_path[], | |
13067 | u32 shmem2_base_path[], u8 phy_index, | |
13068 | u32 chip_id) | |
6bbca910 | 13069 | { |
e10bc84d YR |
13070 | struct bnx2x_phy phy[PORT_MAX]; |
13071 | struct bnx2x_phy *phy_blk[PORT_MAX]; | |
6bbca910 | 13072 | u16 val; |
c8e64df4 | 13073 | s8 port = 0; |
f2e0899f | 13074 | s8 port_of_path = 0; |
c8e64df4 YR |
13075 | u32 swap_val, swap_override; |
13076 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); | |
13077 | swap_override = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); | |
13078 | port ^= (swap_val && swap_override); | |
13079 | bnx2x_ext_phy_hw_reset(bp, port); | |
6bbca910 YR |
13080 | /* PART1 - Reset both phys */ |
13081 | for (port = PORT_MAX - 1; port >= PORT_0; port--) { | |
f2e0899f DK |
13082 | u32 shmem_base, shmem2_base; |
13083 | /* In E2, same phy is using for port0 of the two paths */ | |
3c9ada22 | 13084 | if (CHIP_IS_E1x(bp)) { |
f2e0899f DK |
13085 | shmem_base = shmem_base_path[0]; |
13086 | shmem2_base = shmem2_base_path[0]; | |
13087 | port_of_path = port; | |
3c9ada22 YR |
13088 | } else { |
13089 | shmem_base = shmem_base_path[port]; | |
13090 | shmem2_base = shmem2_base_path[port]; | |
13091 | port_of_path = 0; | |
f2e0899f DK |
13092 | } |
13093 | ||
6bbca910 | 13094 | /* Extract the ext phy address for the port */ |
a22f0788 | 13095 | if (bnx2x_populate_phy(bp, phy_index, shmem_base, shmem2_base, |
f2e0899f | 13096 | port_of_path, &phy[port]) != |
e10bc84d YR |
13097 | 0) { |
13098 | DP(NETIF_MSG_LINK, "populate_phy failed\n"); | |
13099 | return -EINVAL; | |
13100 | } | |
d231023e | 13101 | /* Disable attentions */ |
6a71bbe0 YR |
13102 | bnx2x_bits_dis(bp, NIG_REG_MASK_INTERRUPT_PORT0 + |
13103 | port_of_path*4, | |
cd88ccee YR |
13104 | (NIG_MASK_XGXS0_LINK_STATUS | |
13105 | NIG_MASK_XGXS0_LINK10G | | |
13106 | NIG_MASK_SERDES0_LINK_STATUS | | |
13107 | NIG_MASK_MI_INT)); | |
6bbca910 | 13108 | |
6bbca910 | 13109 | /* Need to take the phy out of low power mode in order |
8f73f0b9 YR |
13110 | * to write to access its registers |
13111 | */ | |
6bbca910 | 13112 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, |
cd88ccee YR |
13113 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, |
13114 | port); | |
6bbca910 YR |
13115 | |
13116 | /* Reset the phy */ | |
e10bc84d | 13117 | bnx2x_cl45_write(bp, &phy[port], |
cd88ccee YR |
13118 | MDIO_PMA_DEVAD, |
13119 | MDIO_PMA_REG_CTRL, | |
13120 | 1<<15); | |
6bbca910 YR |
13121 | } |
13122 | ||
13123 | /* Add delay of 150ms after reset */ | |
13124 | msleep(150); | |
13125 | ||
e10bc84d YR |
13126 | if (phy[PORT_0].addr & 0x1) { |
13127 | phy_blk[PORT_0] = &(phy[PORT_1]); | |
13128 | phy_blk[PORT_1] = &(phy[PORT_0]); | |
13129 | } else { | |
13130 | phy_blk[PORT_0] = &(phy[PORT_0]); | |
13131 | phy_blk[PORT_1] = &(phy[PORT_1]); | |
13132 | } | |
13133 | ||
6bbca910 YR |
13134 | /* PART2 - Download firmware to both phys */ |
13135 | for (port = PORT_MAX - 1; port >= PORT_0; port--) { | |
3c9ada22 | 13136 | if (CHIP_IS_E1x(bp)) |
f2e0899f | 13137 | port_of_path = port; |
3c9ada22 YR |
13138 | else |
13139 | port_of_path = 0; | |
6bbca910 | 13140 | |
f2e0899f DK |
13141 | DP(NETIF_MSG_LINK, "Loading spirom for phy address 0x%x\n", |
13142 | phy_blk[port]->addr); | |
5c99274b YR |
13143 | if (bnx2x_8073_8727_external_rom_boot(bp, phy_blk[port], |
13144 | port_of_path)) | |
6bbca910 | 13145 | return -EINVAL; |
6bbca910 YR |
13146 | |
13147 | /* Only set bit 10 = 1 (Tx power down) */ | |
e10bc84d | 13148 | bnx2x_cl45_read(bp, phy_blk[port], |
cd88ccee YR |
13149 | MDIO_PMA_DEVAD, |
13150 | MDIO_PMA_REG_TX_POWER_DOWN, &val); | |
6bbca910 YR |
13151 | |
13152 | /* Phase1 of TX_POWER_DOWN reset */ | |
e10bc84d | 13153 | bnx2x_cl45_write(bp, phy_blk[port], |
cd88ccee YR |
13154 | MDIO_PMA_DEVAD, |
13155 | MDIO_PMA_REG_TX_POWER_DOWN, | |
13156 | (val | 1<<10)); | |
6bbca910 YR |
13157 | } |
13158 | ||
8f73f0b9 | 13159 | /* Toggle Transmitter: Power down and then up with 600ms delay |
2cf7acf9 YR |
13160 | * between |
13161 | */ | |
6bbca910 YR |
13162 | msleep(600); |
13163 | ||
13164 | /* PART3 - complete TX_POWER_DOWN process, and set GPIO2 back to low */ | |
13165 | for (port = PORT_MAX - 1; port >= PORT_0; port--) { | |
f5372251 | 13166 | /* Phase2 of POWER_DOWN_RESET */ |
6bbca910 | 13167 | /* Release bit 10 (Release Tx power down) */ |
e10bc84d | 13168 | bnx2x_cl45_read(bp, phy_blk[port], |
cd88ccee YR |
13169 | MDIO_PMA_DEVAD, |
13170 | MDIO_PMA_REG_TX_POWER_DOWN, &val); | |
6bbca910 | 13171 | |
e10bc84d | 13172 | bnx2x_cl45_write(bp, phy_blk[port], |
cd88ccee YR |
13173 | MDIO_PMA_DEVAD, |
13174 | MDIO_PMA_REG_TX_POWER_DOWN, (val & (~(1<<10)))); | |
d231023e | 13175 | usleep_range(15000, 30000); |
6bbca910 YR |
13176 | |
13177 | /* Read modify write the SPI-ROM version select register */ | |
e10bc84d | 13178 | bnx2x_cl45_read(bp, phy_blk[port], |
cd88ccee YR |
13179 | MDIO_PMA_DEVAD, |
13180 | MDIO_PMA_REG_EDC_FFE_MAIN, &val); | |
e10bc84d | 13181 | bnx2x_cl45_write(bp, phy_blk[port], |
cd88ccee YR |
13182 | MDIO_PMA_DEVAD, |
13183 | MDIO_PMA_REG_EDC_FFE_MAIN, (val | (1<<12))); | |
6bbca910 YR |
13184 | |
13185 | /* set GPIO2 back to LOW */ | |
13186 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, | |
cd88ccee | 13187 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); |
6bbca910 YR |
13188 | } |
13189 | return 0; | |
6bbca910 | 13190 | } |
fcf5b650 YR |
13191 | static int bnx2x_8726_common_init_phy(struct bnx2x *bp, |
13192 | u32 shmem_base_path[], | |
13193 | u32 shmem2_base_path[], u8 phy_index, | |
13194 | u32 chip_id) | |
de6eae1f YR |
13195 | { |
13196 | u32 val; | |
13197 | s8 port; | |
13198 | struct bnx2x_phy phy; | |
13199 | /* Use port1 because of the static port-swap */ | |
13200 | /* Enable the module detection interrupt */ | |
13201 | val = REG_RD(bp, MISC_REG_GPIO_EVENT_EN); | |
13202 | val |= ((1<<MISC_REGISTERS_GPIO_3)| | |
13203 | (1<<(MISC_REGISTERS_GPIO_3 + MISC_REGISTERS_GPIO_PORT_SHIFT))); | |
13204 | REG_WR(bp, MISC_REG_GPIO_EVENT_EN, val); | |
13205 | ||
650154bf | 13206 | bnx2x_ext_phy_hw_reset(bp, 0); |
d231023e | 13207 | usleep_range(5000, 10000); |
de6eae1f | 13208 | for (port = 0; port < PORT_MAX; port++) { |
f2e0899f DK |
13209 | u32 shmem_base, shmem2_base; |
13210 | ||
13211 | /* In E2, same phy is using for port0 of the two paths */ | |
3c9ada22 | 13212 | if (CHIP_IS_E1x(bp)) { |
f2e0899f DK |
13213 | shmem_base = shmem_base_path[0]; |
13214 | shmem2_base = shmem2_base_path[0]; | |
3c9ada22 YR |
13215 | } else { |
13216 | shmem_base = shmem_base_path[port]; | |
13217 | shmem2_base = shmem2_base_path[port]; | |
f2e0899f | 13218 | } |
de6eae1f | 13219 | /* Extract the ext phy address for the port */ |
a22f0788 | 13220 | if (bnx2x_populate_phy(bp, phy_index, shmem_base, shmem2_base, |
de6eae1f YR |
13221 | port, &phy) != |
13222 | 0) { | |
13223 | DP(NETIF_MSG_LINK, "populate phy failed\n"); | |
13224 | return -EINVAL; | |
13225 | } | |
13226 | ||
13227 | /* Reset phy*/ | |
13228 | bnx2x_cl45_write(bp, &phy, | |
13229 | MDIO_PMA_DEVAD, MDIO_PMA_REG_GEN_CTRL, 0x0001); | |
13230 | ||
13231 | ||
13232 | /* Set fault module detected LED on */ | |
13233 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0, | |
cd88ccee YR |
13234 | MISC_REGISTERS_GPIO_HIGH, |
13235 | port); | |
de6eae1f YR |
13236 | } |
13237 | ||
13238 | return 0; | |
13239 | } | |
a8db5b4c YR |
13240 | static void bnx2x_get_ext_phy_reset_gpio(struct bnx2x *bp, u32 shmem_base, |
13241 | u8 *io_gpio, u8 *io_port) | |
13242 | { | |
13243 | ||
13244 | u32 phy_gpio_reset = REG_RD(bp, shmem_base + | |
13245 | offsetof(struct shmem_region, | |
13246 | dev_info.port_hw_config[PORT_0].default_cfg)); | |
13247 | switch (phy_gpio_reset) { | |
13248 | case PORT_HW_CFG_EXT_PHY_GPIO_RST_GPIO0_P0: | |
13249 | *io_gpio = 0; | |
13250 | *io_port = 0; | |
13251 | break; | |
13252 | case PORT_HW_CFG_EXT_PHY_GPIO_RST_GPIO1_P0: | |
13253 | *io_gpio = 1; | |
13254 | *io_port = 0; | |
13255 | break; | |
13256 | case PORT_HW_CFG_EXT_PHY_GPIO_RST_GPIO2_P0: | |
13257 | *io_gpio = 2; | |
13258 | *io_port = 0; | |
13259 | break; | |
13260 | case PORT_HW_CFG_EXT_PHY_GPIO_RST_GPIO3_P0: | |
13261 | *io_gpio = 3; | |
13262 | *io_port = 0; | |
13263 | break; | |
13264 | case PORT_HW_CFG_EXT_PHY_GPIO_RST_GPIO0_P1: | |
13265 | *io_gpio = 0; | |
13266 | *io_port = 1; | |
13267 | break; | |
13268 | case PORT_HW_CFG_EXT_PHY_GPIO_RST_GPIO1_P1: | |
13269 | *io_gpio = 1; | |
13270 | *io_port = 1; | |
13271 | break; | |
13272 | case PORT_HW_CFG_EXT_PHY_GPIO_RST_GPIO2_P1: | |
13273 | *io_gpio = 2; | |
13274 | *io_port = 1; | |
13275 | break; | |
13276 | case PORT_HW_CFG_EXT_PHY_GPIO_RST_GPIO3_P1: | |
13277 | *io_gpio = 3; | |
13278 | *io_port = 1; | |
13279 | break; | |
13280 | default: | |
13281 | /* Don't override the io_gpio and io_port */ | |
13282 | break; | |
13283 | } | |
13284 | } | |
fcf5b650 YR |
13285 | |
13286 | static int bnx2x_8727_common_init_phy(struct bnx2x *bp, | |
13287 | u32 shmem_base_path[], | |
13288 | u32 shmem2_base_path[], u8 phy_index, | |
13289 | u32 chip_id) | |
4d295db0 | 13290 | { |
a8db5b4c | 13291 | s8 port, reset_gpio; |
4d295db0 | 13292 | u32 swap_val, swap_override; |
e10bc84d YR |
13293 | struct bnx2x_phy phy[PORT_MAX]; |
13294 | struct bnx2x_phy *phy_blk[PORT_MAX]; | |
f2e0899f | 13295 | s8 port_of_path; |
cd88ccee YR |
13296 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); |
13297 | swap_override = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); | |
4d295db0 | 13298 | |
a8db5b4c | 13299 | reset_gpio = MISC_REGISTERS_GPIO_1; |
a22f0788 | 13300 | port = 1; |
4d295db0 | 13301 | |
8f73f0b9 | 13302 | /* Retrieve the reset gpio/port which control the reset. |
a8db5b4c YR |
13303 | * Default is GPIO1, PORT1 |
13304 | */ | |
13305 | bnx2x_get_ext_phy_reset_gpio(bp, shmem_base_path[0], | |
13306 | (u8 *)&reset_gpio, (u8 *)&port); | |
a22f0788 YR |
13307 | |
13308 | /* Calculate the port based on port swap */ | |
13309 | port ^= (swap_val && swap_override); | |
13310 | ||
a8db5b4c YR |
13311 | /* Initiate PHY reset*/ |
13312 | bnx2x_set_gpio(bp, reset_gpio, MISC_REGISTERS_GPIO_OUTPUT_LOW, | |
13313 | port); | |
503976e9 | 13314 | usleep_range(1000, 2000); |
a8db5b4c YR |
13315 | bnx2x_set_gpio(bp, reset_gpio, MISC_REGISTERS_GPIO_OUTPUT_HIGH, |
13316 | port); | |
13317 | ||
d231023e | 13318 | usleep_range(5000, 10000); |
bc7f0a05 | 13319 | |
4d295db0 | 13320 | /* PART1 - Reset both phys */ |
a22f0788 | 13321 | for (port = PORT_MAX - 1; port >= PORT_0; port--) { |
f2e0899f DK |
13322 | u32 shmem_base, shmem2_base; |
13323 | ||
13324 | /* In E2, same phy is using for port0 of the two paths */ | |
3c9ada22 | 13325 | if (CHIP_IS_E1x(bp)) { |
f2e0899f DK |
13326 | shmem_base = shmem_base_path[0]; |
13327 | shmem2_base = shmem2_base_path[0]; | |
13328 | port_of_path = port; | |
3c9ada22 YR |
13329 | } else { |
13330 | shmem_base = shmem_base_path[port]; | |
13331 | shmem2_base = shmem2_base_path[port]; | |
13332 | port_of_path = 0; | |
f2e0899f DK |
13333 | } |
13334 | ||
4d295db0 | 13335 | /* Extract the ext phy address for the port */ |
a22f0788 | 13336 | if (bnx2x_populate_phy(bp, phy_index, shmem_base, shmem2_base, |
f2e0899f | 13337 | port_of_path, &phy[port]) != |
e10bc84d YR |
13338 | 0) { |
13339 | DP(NETIF_MSG_LINK, "populate phy failed\n"); | |
13340 | return -EINVAL; | |
13341 | } | |
4d295db0 | 13342 | /* disable attentions */ |
f2e0899f DK |
13343 | bnx2x_bits_dis(bp, NIG_REG_MASK_INTERRUPT_PORT0 + |
13344 | port_of_path*4, | |
13345 | (NIG_MASK_XGXS0_LINK_STATUS | | |
13346 | NIG_MASK_XGXS0_LINK10G | | |
13347 | NIG_MASK_SERDES0_LINK_STATUS | | |
13348 | NIG_MASK_MI_INT)); | |
4d295db0 | 13349 | |
4d295db0 EG |
13350 | |
13351 | /* Reset the phy */ | |
e10bc84d | 13352 | bnx2x_cl45_write(bp, &phy[port], |
cd88ccee | 13353 | MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 1<<15); |
4d295db0 EG |
13354 | } |
13355 | ||
13356 | /* Add delay of 150ms after reset */ | |
13357 | msleep(150); | |
e10bc84d YR |
13358 | if (phy[PORT_0].addr & 0x1) { |
13359 | phy_blk[PORT_0] = &(phy[PORT_1]); | |
13360 | phy_blk[PORT_1] = &(phy[PORT_0]); | |
13361 | } else { | |
13362 | phy_blk[PORT_0] = &(phy[PORT_0]); | |
13363 | phy_blk[PORT_1] = &(phy[PORT_1]); | |
13364 | } | |
4d295db0 | 13365 | /* PART2 - Download firmware to both phys */ |
e10bc84d | 13366 | for (port = PORT_MAX - 1; port >= PORT_0; port--) { |
3c9ada22 | 13367 | if (CHIP_IS_E1x(bp)) |
f2e0899f | 13368 | port_of_path = port; |
3c9ada22 YR |
13369 | else |
13370 | port_of_path = 0; | |
f2e0899f DK |
13371 | DP(NETIF_MSG_LINK, "Loading spirom for phy address 0x%x\n", |
13372 | phy_blk[port]->addr); | |
5c99274b YR |
13373 | if (bnx2x_8073_8727_external_rom_boot(bp, phy_blk[port], |
13374 | port_of_path)) | |
4d295db0 | 13375 | return -EINVAL; |
85242eea YR |
13376 | /* Disable PHY transmitter output */ |
13377 | bnx2x_cl45_write(bp, phy_blk[port], | |
13378 | MDIO_PMA_DEVAD, | |
13379 | MDIO_PMA_REG_TX_DISABLE, 1); | |
4d295db0 | 13380 | |
5c99274b | 13381 | } |
4d295db0 EG |
13382 | return 0; |
13383 | } | |
13384 | ||
521683da YR |
13385 | static int bnx2x_84833_common_init_phy(struct bnx2x *bp, |
13386 | u32 shmem_base_path[], | |
13387 | u32 shmem2_base_path[], | |
13388 | u8 phy_index, | |
13389 | u32 chip_id) | |
13390 | { | |
13391 | u8 reset_gpios; | |
521683da YR |
13392 | reset_gpios = bnx2x_84833_get_reset_gpios(bp, shmem_base_path, chip_id); |
13393 | bnx2x_set_mult_gpio(bp, reset_gpios, MISC_REGISTERS_GPIO_OUTPUT_LOW); | |
13394 | udelay(10); | |
13395 | bnx2x_set_mult_gpio(bp, reset_gpios, MISC_REGISTERS_GPIO_OUTPUT_HIGH); | |
13396 | DP(NETIF_MSG_LINK, "84833 reset pulse on pin values 0x%x\n", | |
13397 | reset_gpios); | |
11b2ec6b YR |
13398 | return 0; |
13399 | } | |
521683da | 13400 | |
fcf5b650 YR |
13401 | static int bnx2x_ext_phy_common_init(struct bnx2x *bp, u32 shmem_base_path[], |
13402 | u32 shmem2_base_path[], u8 phy_index, | |
13403 | u32 ext_phy_type, u32 chip_id) | |
6bbca910 | 13404 | { |
fcf5b650 | 13405 | int rc = 0; |
6bbca910 YR |
13406 | |
13407 | switch (ext_phy_type) { | |
13408 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: | |
f2e0899f DK |
13409 | rc = bnx2x_8073_common_init_phy(bp, shmem_base_path, |
13410 | shmem2_base_path, | |
13411 | phy_index, chip_id); | |
6bbca910 | 13412 | break; |
e4d78f12 | 13413 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8722: |
4d295db0 EG |
13414 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727: |
13415 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727_NOC: | |
f2e0899f DK |
13416 | rc = bnx2x_8727_common_init_phy(bp, shmem_base_path, |
13417 | shmem2_base_path, | |
13418 | phy_index, chip_id); | |
4d295db0 EG |
13419 | break; |
13420 | ||
589abe3a | 13421 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: |
8f73f0b9 | 13422 | /* GPIO1 affects both ports, so there's need to pull |
2cf7acf9 YR |
13423 | * it for single port alone |
13424 | */ | |
f2e0899f DK |
13425 | rc = bnx2x_8726_common_init_phy(bp, shmem_base_path, |
13426 | shmem2_base_path, | |
13427 | phy_index, chip_id); | |
a22f0788 | 13428 | break; |
0d40f0d4 | 13429 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84833: |
0f6bb03d | 13430 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84834: |
924c6216 | 13431 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84858: |
8f73f0b9 | 13432 | /* GPIO3's are linked, and so both need to be toggled |
0d40f0d4 YR |
13433 | * to obtain required 2us pulse. |
13434 | */ | |
521683da YR |
13435 | rc = bnx2x_84833_common_init_phy(bp, shmem_base_path, |
13436 | shmem2_base_path, | |
13437 | phy_index, chip_id); | |
0d40f0d4 | 13438 | break; |
a22f0788 YR |
13439 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: |
13440 | rc = -EINVAL; | |
4f60dab1 | 13441 | break; |
6bbca910 YR |
13442 | default: |
13443 | DP(NETIF_MSG_LINK, | |
2cf7acf9 YR |
13444 | "ext_phy 0x%x common init not required\n", |
13445 | ext_phy_type); | |
6bbca910 YR |
13446 | break; |
13447 | } | |
13448 | ||
d231023e | 13449 | if (rc) |
6d870c39 YR |
13450 | netdev_err(bp->dev, "Warning: PHY was not initialized," |
13451 | " Port %d\n", | |
13452 | 0); | |
6bbca910 YR |
13453 | return rc; |
13454 | } | |
13455 | ||
fcf5b650 YR |
13456 | int bnx2x_common_init_phy(struct bnx2x *bp, u32 shmem_base_path[], |
13457 | u32 shmem2_base_path[], u32 chip_id) | |
a22f0788 | 13458 | { |
fcf5b650 | 13459 | int rc = 0; |
3c9ada22 YR |
13460 | u32 phy_ver, val; |
13461 | u8 phy_index = 0; | |
a22f0788 | 13462 | u32 ext_phy_type, ext_phy_config; |
55386fe8 YR |
13463 | |
13464 | bnx2x_set_mdio_clk(bp, chip_id, GRCBASE_EMAC0); | |
13465 | bnx2x_set_mdio_clk(bp, chip_id, GRCBASE_EMAC1); | |
a22f0788 | 13466 | DP(NETIF_MSG_LINK, "Begin common phy init\n"); |
3c9ada22 YR |
13467 | if (CHIP_IS_E3(bp)) { |
13468 | /* Enable EPIO */ | |
13469 | val = REG_RD(bp, MISC_REG_GEN_PURP_HWG); | |
13470 | REG_WR(bp, MISC_REG_GEN_PURP_HWG, val | 1); | |
13471 | } | |
b21a3424 YR |
13472 | /* Check if common init was already done */ |
13473 | phy_ver = REG_RD(bp, shmem_base_path[0] + | |
13474 | offsetof(struct shmem_region, | |
13475 | port_mb[PORT_0].ext_phy_fw_version)); | |
13476 | if (phy_ver) { | |
13477 | DP(NETIF_MSG_LINK, "Not doing common init; phy ver is 0x%x\n", | |
13478 | phy_ver); | |
13479 | return 0; | |
13480 | } | |
13481 | ||
a22f0788 YR |
13482 | /* Read the ext_phy_type for arbitrary port(0) */ |
13483 | for (phy_index = EXT_PHY1; phy_index < MAX_PHYS; | |
13484 | phy_index++) { | |
13485 | ext_phy_config = bnx2x_get_ext_phy_config(bp, | |
f2e0899f | 13486 | shmem_base_path[0], |
a22f0788 YR |
13487 | phy_index, 0); |
13488 | ext_phy_type = XGXS_EXT_PHY_TYPE(ext_phy_config); | |
f2e0899f DK |
13489 | rc |= bnx2x_ext_phy_common_init(bp, shmem_base_path, |
13490 | shmem2_base_path, | |
13491 | phy_index, ext_phy_type, | |
13492 | chip_id); | |
a22f0788 YR |
13493 | } |
13494 | return rc; | |
13495 | } | |
d90d96ba | 13496 | |
3deb8167 YR |
13497 | static void bnx2x_check_over_curr(struct link_params *params, |
13498 | struct link_vars *vars) | |
13499 | { | |
13500 | struct bnx2x *bp = params->bp; | |
13501 | u32 cfg_pin; | |
13502 | u8 port = params->port; | |
13503 | u32 pin_val; | |
13504 | ||
13505 | cfg_pin = (REG_RD(bp, params->shmem_base + | |
13506 | offsetof(struct shmem_region, | |
13507 | dev_info.port_hw_config[port].e3_cmn_pin_cfg1)) & | |
13508 | PORT_HW_CFG_E3_OVER_CURRENT_MASK) >> | |
13509 | PORT_HW_CFG_E3_OVER_CURRENT_SHIFT; | |
13510 | ||
13511 | /* Ignore check if no external input PIN available */ | |
13512 | if (bnx2x_get_cfg_pin(bp, cfg_pin, &pin_val) != 0) | |
13513 | return; | |
13514 | ||
13515 | if (!pin_val) { | |
13516 | if ((vars->phy_flags & PHY_OVER_CURRENT_FLAG) == 0) { | |
13517 | netdev_err(bp->dev, "Error: Power fault on Port %d has" | |
13518 | " been detected and the power to " | |
13519 | "that SFP+ module has been removed" | |
13520 | " to prevent failure of the card." | |
13521 | " Please remove the SFP+ module and" | |
13522 | " restart the system to clear this" | |
13523 | " error.\n", | |
13524 | params->port); | |
13525 | vars->phy_flags |= PHY_OVER_CURRENT_FLAG; | |
5a1fbf40 | 13526 | bnx2x_warpcore_power_module(params, 0); |
3deb8167 YR |
13527 | } |
13528 | } else | |
13529 | vars->phy_flags &= ~PHY_OVER_CURRENT_FLAG; | |
13530 | } | |
13531 | ||
dbedd44e | 13532 | /* Returns 0 if no change occurred since last check; 1 otherwise. */ |
d0b8a6f9 YM |
13533 | static u8 bnx2x_analyze_link_error(struct link_params *params, |
13534 | struct link_vars *vars, u32 status, | |
13535 | u32 phy_flag, u32 link_flag, u8 notify) | |
3deb8167 YR |
13536 | { |
13537 | struct bnx2x *bp = params->bp; | |
13538 | /* Compare new value with previous value */ | |
13539 | u8 led_mode; | |
d0b8a6f9 | 13540 | u32 old_status = (vars->phy_flags & phy_flag) ? 1 : 0; |
3deb8167 | 13541 | |
d0b8a6f9 YM |
13542 | if ((status ^ old_status) == 0) |
13543 | return 0; | |
3deb8167 YR |
13544 | |
13545 | /* If values differ */ | |
d0b8a6f9 YM |
13546 | switch (phy_flag) { |
13547 | case PHY_HALF_OPEN_CONN_FLAG: | |
13548 | DP(NETIF_MSG_LINK, "Analyze Remote Fault\n"); | |
13549 | break; | |
13550 | case PHY_SFP_TX_FAULT_FLAG: | |
13551 | DP(NETIF_MSG_LINK, "Analyze TX Fault\n"); | |
13552 | break; | |
13553 | default: | |
efc7ce03 | 13554 | DP(NETIF_MSG_LINK, "Analyze UNKNOWN\n"); |
d0b8a6f9 YM |
13555 | } |
13556 | DP(NETIF_MSG_LINK, "Link changed:[%x %x]->%x\n", vars->link_up, | |
13557 | old_status, status); | |
3deb8167 | 13558 | |
ad1d9ef3 YR |
13559 | /* Do not touch the link in case physical link down */ |
13560 | if ((vars->phy_flags & PHY_PHYSICAL_LINK_FLAG) == 0) | |
13561 | return 1; | |
13562 | ||
8f73f0b9 | 13563 | /* a. Update shmem->link_status accordingly |
3deb8167 YR |
13564 | * b. Update link_vars->link_up |
13565 | */ | |
d0b8a6f9 | 13566 | if (status) { |
3deb8167 | 13567 | vars->link_status &= ~LINK_STATUS_LINK_UP; |
d0b8a6f9 | 13568 | vars->link_status |= link_flag; |
3deb8167 | 13569 | vars->link_up = 0; |
d0b8a6f9 | 13570 | vars->phy_flags |= phy_flag; |
55098c5c YR |
13571 | |
13572 | /* activate nig drain */ | |
13573 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + params->port*4, 1); | |
8f73f0b9 | 13574 | /* Set LED mode to off since the PHY doesn't know about these |
3deb8167 YR |
13575 | * errors |
13576 | */ | |
13577 | led_mode = LED_MODE_OFF; | |
13578 | } else { | |
13579 | vars->link_status |= LINK_STATUS_LINK_UP; | |
d0b8a6f9 | 13580 | vars->link_status &= ~link_flag; |
3deb8167 | 13581 | vars->link_up = 1; |
d0b8a6f9 | 13582 | vars->phy_flags &= ~phy_flag; |
3deb8167 | 13583 | led_mode = LED_MODE_OPER; |
55098c5c YR |
13584 | |
13585 | /* Clear nig drain */ | |
13586 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + params->port*4, 0); | |
3deb8167 | 13587 | } |
55098c5c | 13588 | bnx2x_sync_link(params, vars); |
3deb8167 YR |
13589 | /* Update the LED according to the link state */ |
13590 | bnx2x_set_led(params, vars, led_mode, SPEED_10000); | |
13591 | ||
13592 | /* Update link status in the shared memory */ | |
13593 | bnx2x_update_mng(params, vars->link_status); | |
13594 | ||
13595 | /* C. Trigger General Attention */ | |
13596 | vars->periodic_flags |= PERIODIC_FLAGS_LINK_EVENT; | |
55098c5c YR |
13597 | if (notify) |
13598 | bnx2x_notify_link_changed(bp); | |
d0b8a6f9 YM |
13599 | |
13600 | return 1; | |
3deb8167 YR |
13601 | } |
13602 | ||
de6f3377 YR |
13603 | /****************************************************************************** |
13604 | * Description: | |
13605 | * This function checks for half opened connection change indication. | |
13606 | * When such change occurs, it calls the bnx2x_analyze_link_error | |
13607 | * to check if Remote Fault is set or cleared. Reception of remote fault | |
13608 | * status message in the MAC indicates that the peer's MAC has detected | |
13609 | * a fault, for example, due to break in the TX side of fiber. | |
13610 | * | |
13611 | ******************************************************************************/ | |
a8f47eb7 | 13612 | static int bnx2x_check_half_open_conn(struct link_params *params, |
13613 | struct link_vars *vars, | |
13614 | u8 notify) | |
3deb8167 YR |
13615 | { |
13616 | struct bnx2x *bp = params->bp; | |
13617 | u32 lss_status = 0; | |
13618 | u32 mac_base; | |
13619 | /* In case link status is physically up @ 10G do */ | |
55098c5c YR |
13620 | if (((vars->phy_flags & PHY_PHYSICAL_LINK_FLAG) == 0) || |
13621 | (REG_RD(bp, NIG_REG_EGRESS_EMAC0_PORT + params->port*4))) | |
13622 | return 0; | |
3deb8167 | 13623 | |
de6f3377 | 13624 | if (CHIP_IS_E3(bp) && |
3deb8167 | 13625 | (REG_RD(bp, MISC_REG_RESET_REG_2) & |
de6f3377 YR |
13626 | (MISC_REGISTERS_RESET_REG_2_XMAC))) { |
13627 | /* Check E3 XMAC */ | |
8f73f0b9 | 13628 | /* Note that link speed cannot be queried here, since it may be |
de6f3377 YR |
13629 | * zero while link is down. In case UMAC is active, LSS will |
13630 | * simply not be set | |
13631 | */ | |
13632 | mac_base = (params->port) ? GRCBASE_XMAC1 : GRCBASE_XMAC0; | |
13633 | ||
13634 | /* Clear stick bits (Requires rising edge) */ | |
13635 | REG_WR(bp, mac_base + XMAC_REG_CLEAR_RX_LSS_STATUS, 0); | |
13636 | REG_WR(bp, mac_base + XMAC_REG_CLEAR_RX_LSS_STATUS, | |
13637 | XMAC_CLEAR_RX_LSS_STATUS_REG_CLEAR_LOCAL_FAULT_STATUS | | |
13638 | XMAC_CLEAR_RX_LSS_STATUS_REG_CLEAR_REMOTE_FAULT_STATUS); | |
13639 | if (REG_RD(bp, mac_base + XMAC_REG_RX_LSS_STATUS)) | |
13640 | lss_status = 1; | |
13641 | ||
d0b8a6f9 YM |
13642 | bnx2x_analyze_link_error(params, vars, lss_status, |
13643 | PHY_HALF_OPEN_CONN_FLAG, | |
13644 | LINK_STATUS_NONE, notify); | |
de6f3377 YR |
13645 | } else if (REG_RD(bp, MISC_REG_RESET_REG_2) & |
13646 | (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << params->port)) { | |
3deb8167 YR |
13647 | /* Check E1X / E2 BMAC */ |
13648 | u32 lss_status_reg; | |
13649 | u32 wb_data[2]; | |
13650 | mac_base = params->port ? NIG_REG_INGRESS_BMAC1_MEM : | |
13651 | NIG_REG_INGRESS_BMAC0_MEM; | |
13652 | /* Read BIGMAC_REGISTER_RX_LSS_STATUS */ | |
13653 | if (CHIP_IS_E2(bp)) | |
13654 | lss_status_reg = BIGMAC2_REGISTER_RX_LSS_STAT; | |
13655 | else | |
13656 | lss_status_reg = BIGMAC_REGISTER_RX_LSS_STATUS; | |
13657 | ||
13658 | REG_RD_DMAE(bp, mac_base + lss_status_reg, wb_data, 2); | |
13659 | lss_status = (wb_data[0] > 0); | |
13660 | ||
d0b8a6f9 YM |
13661 | bnx2x_analyze_link_error(params, vars, lss_status, |
13662 | PHY_HALF_OPEN_CONN_FLAG, | |
13663 | LINK_STATUS_NONE, notify); | |
3deb8167 | 13664 | } |
55098c5c | 13665 | return 0; |
3deb8167 | 13666 | } |
d0b8a6f9 YM |
13667 | static void bnx2x_sfp_tx_fault_detection(struct bnx2x_phy *phy, |
13668 | struct link_params *params, | |
13669 | struct link_vars *vars) | |
13670 | { | |
13671 | struct bnx2x *bp = params->bp; | |
13672 | u32 cfg_pin, value = 0; | |
13673 | u8 led_change, port = params->port; | |
3deb8167 | 13674 | |
d0b8a6f9 YM |
13675 | /* Get The SFP+ TX_Fault controlling pin ([eg]pio) */ |
13676 | cfg_pin = (REG_RD(bp, params->shmem_base + offsetof(struct shmem_region, | |
13677 | dev_info.port_hw_config[port].e3_cmn_pin_cfg)) & | |
13678 | PORT_HW_CFG_E3_TX_FAULT_MASK) >> | |
13679 | PORT_HW_CFG_E3_TX_FAULT_SHIFT; | |
13680 | ||
13681 | if (bnx2x_get_cfg_pin(bp, cfg_pin, &value)) { | |
13682 | DP(NETIF_MSG_LINK, "Failed to read pin 0x%02x\n", cfg_pin); | |
13683 | return; | |
13684 | } | |
13685 | ||
13686 | led_change = bnx2x_analyze_link_error(params, vars, value, | |
13687 | PHY_SFP_TX_FAULT_FLAG, | |
13688 | LINK_STATUS_SFP_TX_FAULT, 1); | |
13689 | ||
13690 | if (led_change) { | |
13691 | /* Change TX_Fault led, set link status for further syncs */ | |
13692 | u8 led_mode; | |
13693 | ||
13694 | if (vars->phy_flags & PHY_SFP_TX_FAULT_FLAG) { | |
13695 | led_mode = MISC_REGISTERS_GPIO_HIGH; | |
13696 | vars->link_status |= LINK_STATUS_SFP_TX_FAULT; | |
13697 | } else { | |
13698 | led_mode = MISC_REGISTERS_GPIO_LOW; | |
13699 | vars->link_status &= ~LINK_STATUS_SFP_TX_FAULT; | |
13700 | } | |
13701 | ||
13702 | /* If module is unapproved, led should be on regardless */ | |
13703 | if (!(phy->flags & FLAGS_SFP_NOT_APPROVED)) { | |
13704 | DP(NETIF_MSG_LINK, "Change TX_Fault LED: ->%x\n", | |
13705 | led_mode); | |
13706 | bnx2x_set_e3_module_fault_led(params, led_mode); | |
13707 | } | |
13708 | } | |
13709 | } | |
4e7b4997 YR |
13710 | static void bnx2x_kr2_recovery(struct link_params *params, |
13711 | struct link_vars *vars, | |
13712 | struct bnx2x_phy *phy) | |
13713 | { | |
13714 | struct bnx2x *bp = params->bp; | |
13715 | DP(NETIF_MSG_LINK, "KR2 recovery\n"); | |
13716 | bnx2x_warpcore_enable_AN_KR2(phy, params, vars); | |
13717 | bnx2x_warpcore_restart_AN_KR(phy, params); | |
13718 | } | |
13719 | ||
13720 | static void bnx2x_check_kr2_wa(struct link_params *params, | |
13721 | struct link_vars *vars, | |
13722 | struct bnx2x_phy *phy) | |
13723 | { | |
13724 | struct bnx2x *bp = params->bp; | |
13725 | u16 base_page, next_page, not_kr2_device, lane; | |
cb28ea3b | 13726 | int sigdet; |
4e7b4997 | 13727 | |
5f3347e6 | 13728 | /* Once KR2 was disabled, wait 5 seconds before checking KR2 recovery |
05fcaeac YR |
13729 | * Since some switches tend to reinit the AN process and clear the |
13730 | * the advertised BP/NP after ~2 seconds causing the KR2 to be disabled | |
5f3347e6 YR |
13731 | * and recovered many times |
13732 | */ | |
13733 | if (vars->check_kr2_recovery_cnt > 0) { | |
13734 | vars->check_kr2_recovery_cnt--; | |
13735 | return; | |
13736 | } | |
cb28ea3b YR |
13737 | |
13738 | sigdet = bnx2x_warpcore_get_sigdet(phy, params); | |
13739 | if (!sigdet) { | |
6e9e5644 | 13740 | if (!(params->link_attr_sync & LINK_ATTR_SYNC_KR2_ENABLE)) { |
cb28ea3b YR |
13741 | bnx2x_kr2_recovery(params, vars, phy); |
13742 | DP(NETIF_MSG_LINK, "No sigdet\n"); | |
13743 | } | |
13744 | return; | |
13745 | } | |
13746 | ||
4e7b4997 YR |
13747 | lane = bnx2x_get_warpcore_lane(phy, params); |
13748 | CL22_WR_OVER_CL45(bp, phy, MDIO_REG_BANK_AER_BLOCK, | |
13749 | MDIO_AER_BLOCK_AER_REG, lane); | |
13750 | bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, | |
13751 | MDIO_AN_REG_LP_AUTO_NEG, &base_page); | |
13752 | bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, | |
13753 | MDIO_AN_REG_LP_AUTO_NEG2, &next_page); | |
13754 | bnx2x_set_aer_mmd(params, phy); | |
13755 | ||
13756 | /* CL73 has not begun yet */ | |
13757 | if (base_page == 0) { | |
6e9e5644 | 13758 | if (!(params->link_attr_sync & LINK_ATTR_SYNC_KR2_ENABLE)) { |
4e7b4997 | 13759 | bnx2x_kr2_recovery(params, vars, phy); |
05fcaeac YR |
13760 | DP(NETIF_MSG_LINK, "No BP\n"); |
13761 | } | |
4e7b4997 YR |
13762 | return; |
13763 | } | |
13764 | ||
13765 | /* In case NP bit is not set in the BasePage, or it is set, | |
13766 | * but only KX is advertised, declare this link partner as non-KR2 | |
13767 | * device. | |
13768 | */ | |
13769 | not_kr2_device = (((base_page & 0x8000) == 0) || | |
13770 | (((base_page & 0x8000) && | |
f17e9fa5 | 13771 | ((next_page & 0xe0) == 0x20)))); |
4e7b4997 YR |
13772 | |
13773 | /* In case KR2 is already disabled, check if we need to re-enable it */ | |
6e9e5644 | 13774 | if (!(params->link_attr_sync & LINK_ATTR_SYNC_KR2_ENABLE)) { |
4e7b4997 YR |
13775 | if (!not_kr2_device) { |
13776 | DP(NETIF_MSG_LINK, "BP=0x%x, NP=0x%x\n", base_page, | |
05fcaeac | 13777 | next_page); |
4e7b4997 YR |
13778 | bnx2x_kr2_recovery(params, vars, phy); |
13779 | } | |
13780 | return; | |
13781 | } | |
13782 | /* KR2 is enabled, but not KR2 device */ | |
13783 | if (not_kr2_device) { | |
13784 | /* Disable KR2 on both lanes */ | |
13785 | DP(NETIF_MSG_LINK, "BP=0x%x, NP=0x%x\n", base_page, next_page); | |
13786 | bnx2x_disable_kr2(params, vars, phy); | |
4e4b14c9 YR |
13787 | /* Restart AN on leading lane */ |
13788 | bnx2x_warpcore_restart_AN_KR(phy, params); | |
4e7b4997 YR |
13789 | return; |
13790 | } | |
13791 | } | |
13792 | ||
3deb8167 YR |
13793 | void bnx2x_period_func(struct link_params *params, struct link_vars *vars) |
13794 | { | |
de6f3377 | 13795 | u16 phy_idx; |
55098c5c | 13796 | struct bnx2x *bp = params->bp; |
de6f3377 YR |
13797 | for (phy_idx = INT_PHY; phy_idx < MAX_PHYS; phy_idx++) { |
13798 | if (params->phy[phy_idx].flags & FLAGS_TX_ERROR_CHECK) { | |
13799 | bnx2x_set_aer_mmd(params, ¶ms->phy[phy_idx]); | |
55098c5c YR |
13800 | if (bnx2x_check_half_open_conn(params, vars, 1) != |
13801 | 0) | |
13802 | DP(NETIF_MSG_LINK, "Fault detection failed\n"); | |
de6f3377 YR |
13803 | break; |
13804 | } | |
13805 | } | |
13806 | ||
a9077bfd YR |
13807 | if (CHIP_IS_E3(bp)) { |
13808 | struct bnx2x_phy *phy = ¶ms->phy[INT_PHY]; | |
13809 | bnx2x_set_aer_mmd(params, phy); | |
4e7b4997 | 13810 | if ((phy->supported & SUPPORTED_20000baseKR2_Full) && |
d521de04 | 13811 | (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_20G)) |
4e7b4997 | 13812 | bnx2x_check_kr2_wa(params, vars, phy); |
3deb8167 | 13813 | bnx2x_check_over_curr(params, vars); |
d0b8a6f9 YM |
13814 | if (vars->rx_tx_asic_rst) |
13815 | bnx2x_warpcore_config_runtime(phy, params, vars); | |
13816 | ||
13817 | if ((REG_RD(bp, params->shmem_base + | |
13818 | offsetof(struct shmem_region, dev_info. | |
13819 | port_hw_config[params->port].default_cfg)) | |
13820 | & PORT_HW_CFG_NET_SERDES_IF_MASK) == | |
13821 | PORT_HW_CFG_NET_SERDES_IF_SFI) { | |
13822 | if (bnx2x_is_sfp_module_plugged(phy, params)) { | |
13823 | bnx2x_sfp_tx_fault_detection(phy, params, vars); | |
13824 | } else if (vars->link_status & | |
13825 | LINK_STATUS_SFP_TX_FAULT) { | |
13826 | /* Clean trail, interrupt corrects the leds */ | |
13827 | vars->link_status &= ~LINK_STATUS_SFP_TX_FAULT; | |
13828 | vars->phy_flags &= ~PHY_SFP_TX_FAULT_FLAG; | |
13829 | /* Update link status in the shared memory */ | |
13830 | bnx2x_update_mng(params, vars->link_status); | |
13831 | } | |
13832 | } | |
a9077bfd | 13833 | } |
3deb8167 YR |
13834 | } |
13835 | ||
d90d96ba YR |
13836 | u8 bnx2x_fan_failure_det_req(struct bnx2x *bp, |
13837 | u32 shmem_base, | |
a22f0788 | 13838 | u32 shmem2_base, |
d90d96ba YR |
13839 | u8 port) |
13840 | { | |
13841 | u8 phy_index, fan_failure_det_req = 0; | |
13842 | struct bnx2x_phy phy; | |
13843 | for (phy_index = EXT_PHY1; phy_index < MAX_PHYS; | |
13844 | phy_index++) { | |
a22f0788 | 13845 | if (bnx2x_populate_phy(bp, phy_index, shmem_base, shmem2_base, |
d90d96ba YR |
13846 | port, &phy) |
13847 | != 0) { | |
13848 | DP(NETIF_MSG_LINK, "populate phy failed\n"); | |
13849 | return 0; | |
13850 | } | |
13851 | fan_failure_det_req |= (phy.flags & | |
13852 | FLAGS_FAN_FAILURE_DET_REQ); | |
13853 | } | |
13854 | return fan_failure_det_req; | |
13855 | } | |
13856 | ||
13857 | void bnx2x_hw_reset_phy(struct link_params *params) | |
13858 | { | |
13859 | u8 phy_index; | |
985848f8 YR |
13860 | struct bnx2x *bp = params->bp; |
13861 | bnx2x_update_mng(params, 0); | |
13862 | bnx2x_bits_dis(bp, NIG_REG_MASK_INTERRUPT_PORT0 + params->port*4, | |
13863 | (NIG_MASK_XGXS0_LINK_STATUS | | |
13864 | NIG_MASK_XGXS0_LINK10G | | |
13865 | NIG_MASK_SERDES0_LINK_STATUS | | |
13866 | NIG_MASK_MI_INT)); | |
13867 | ||
13868 | for (phy_index = INT_PHY; phy_index < MAX_PHYS; | |
d90d96ba YR |
13869 | phy_index++) { |
13870 | if (params->phy[phy_index].hw_reset) { | |
13871 | params->phy[phy_index].hw_reset( | |
13872 | ¶ms->phy[phy_index], | |
13873 | params); | |
13874 | params->phy[phy_index] = phy_null; | |
13875 | } | |
13876 | } | |
13877 | } | |
020c7e3f YR |
13878 | |
13879 | void bnx2x_init_mod_abs_int(struct bnx2x *bp, struct link_vars *vars, | |
13880 | u32 chip_id, u32 shmem_base, u32 shmem2_base, | |
13881 | u8 port) | |
13882 | { | |
13883 | u8 gpio_num = 0xff, gpio_port = 0xff, phy_index; | |
13884 | u32 val; | |
13885 | u32 offset, aeu_mask, swap_val, swap_override, sync_offset; | |
3c9ada22 YR |
13886 | if (CHIP_IS_E3(bp)) { |
13887 | if (bnx2x_get_mod_abs_int_cfg(bp, chip_id, | |
13888 | shmem_base, | |
13889 | port, | |
13890 | &gpio_num, | |
13891 | &gpio_port) != 0) | |
13892 | return; | |
13893 | } else { | |
020c7e3f YR |
13894 | struct bnx2x_phy phy; |
13895 | for (phy_index = EXT_PHY1; phy_index < MAX_PHYS; | |
13896 | phy_index++) { | |
13897 | if (bnx2x_populate_phy(bp, phy_index, shmem_base, | |
13898 | shmem2_base, port, &phy) | |
13899 | != 0) { | |
13900 | DP(NETIF_MSG_LINK, "populate phy failed\n"); | |
13901 | return; | |
13902 | } | |
13903 | if (phy.type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726) { | |
13904 | gpio_num = MISC_REGISTERS_GPIO_3; | |
13905 | gpio_port = port; | |
13906 | break; | |
13907 | } | |
13908 | } | |
13909 | } | |
13910 | ||
13911 | if (gpio_num == 0xff) | |
13912 | return; | |
13913 | ||
13914 | /* Set GPIO3 to trigger SFP+ module insertion/removal */ | |
13915 | bnx2x_set_gpio(bp, gpio_num, MISC_REGISTERS_GPIO_INPUT_HI_Z, gpio_port); | |
13916 | ||
13917 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); | |
13918 | swap_override = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); | |
13919 | gpio_port ^= (swap_val && swap_override); | |
13920 | ||
13921 | vars->aeu_int_mask = AEU_INPUTS_ATTN_BITS_GPIO0_FUNCTION_0 << | |
13922 | (gpio_num + (gpio_port << 2)); | |
13923 | ||
13924 | sync_offset = shmem_base + | |
13925 | offsetof(struct shmem_region, | |
13926 | dev_info.port_hw_config[port].aeu_int_mask); | |
13927 | REG_WR(bp, sync_offset, vars->aeu_int_mask); | |
13928 | ||
13929 | DP(NETIF_MSG_LINK, "Setting MOD_ABS (GPIO%d_P%d) AEU to 0x%x\n", | |
13930 | gpio_num, gpio_port, vars->aeu_int_mask); | |
13931 | ||
13932 | if (port == 0) | |
13933 | offset = MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0; | |
13934 | else | |
13935 | offset = MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0; | |
13936 | ||
13937 | /* Open appropriate AEU for interrupts */ | |
13938 | aeu_mask = REG_RD(bp, offset); | |
13939 | aeu_mask |= vars->aeu_int_mask; | |
13940 | REG_WR(bp, offset, aeu_mask); | |
13941 | ||
13942 | /* Enable the GPIO to trigger interrupt */ | |
13943 | val = REG_RD(bp, MISC_REG_GPIO_EVENT_EN); | |
13944 | val |= 1 << (gpio_num + (gpio_port << 2)); | |
13945 | REG_WR(bp, MISC_REG_GPIO_EVENT_EN, val); | |
13946 | } |