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bc7f75fa AK |
1 | /******************************************************************************* |
2 | ||
3 | Intel PRO/1000 Linux driver | |
0d6057e4 | 4 | Copyright(c) 1999 - 2011 Intel Corporation. |
bc7f75fa AK |
5 | |
6 | This program is free software; you can redistribute it and/or modify it | |
7 | under the terms and conditions of the GNU General Public License, | |
8 | version 2, as published by the Free Software Foundation. | |
9 | ||
10 | This program is distributed in the hope it will be useful, but WITHOUT | |
11 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
12 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
13 | more details. | |
14 | ||
15 | You should have received a copy of the GNU General Public License along with | |
16 | this program; if not, write to the Free Software Foundation, Inc., | |
17 | 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. | |
18 | ||
19 | The full GNU General Public License is included in this distribution in | |
20 | the file called "COPYING". | |
21 | ||
22 | Contact Information: | |
23 | Linux NICS <linux.nics@intel.com> | |
24 | e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> | |
25 | Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 | |
26 | ||
27 | *******************************************************************************/ | |
28 | ||
29 | /* ethtool support for e1000 */ | |
30 | ||
31 | #include <linux/netdevice.h> | |
9fb7a5f7 | 32 | #include <linux/interrupt.h> |
bc7f75fa AK |
33 | #include <linux/ethtool.h> |
34 | #include <linux/pci.h> | |
5a0e3ad6 | 35 | #include <linux/slab.h> |
bc7f75fa | 36 | #include <linux/delay.h> |
c85c21ad | 37 | #include <linux/vmalloc.h> |
bc7f75fa AK |
38 | |
39 | #include "e1000.h" | |
40 | ||
e0f36a95 AK |
41 | enum {NETDEV_STATS, E1000_STATS}; |
42 | ||
bc7f75fa AK |
43 | struct e1000_stats { |
44 | char stat_string[ETH_GSTRING_LEN]; | |
e0f36a95 | 45 | int type; |
bc7f75fa AK |
46 | int sizeof_stat; |
47 | int stat_offset; | |
48 | }; | |
49 | ||
f0f1a172 | 50 | #define E1000_STAT(str, m) { \ |
67fd4fcb JK |
51 | .stat_string = str, \ |
52 | .type = E1000_STATS, \ | |
53 | .sizeof_stat = sizeof(((struct e1000_adapter *)0)->m), \ | |
54 | .stat_offset = offsetof(struct e1000_adapter, m) } | |
f0f1a172 | 55 | #define E1000_NETDEV_STAT(str, m) { \ |
67fd4fcb JK |
56 | .stat_string = str, \ |
57 | .type = NETDEV_STATS, \ | |
58 | .sizeof_stat = sizeof(((struct rtnl_link_stats64 *)0)->m), \ | |
59 | .stat_offset = offsetof(struct rtnl_link_stats64, m) } | |
e0f36a95 | 60 | |
bc7f75fa | 61 | static const struct e1000_stats e1000_gstrings_stats[] = { |
f0f1a172 BA |
62 | E1000_STAT("rx_packets", stats.gprc), |
63 | E1000_STAT("tx_packets", stats.gptc), | |
64 | E1000_STAT("rx_bytes", stats.gorc), | |
65 | E1000_STAT("tx_bytes", stats.gotc), | |
66 | E1000_STAT("rx_broadcast", stats.bprc), | |
67 | E1000_STAT("tx_broadcast", stats.bptc), | |
68 | E1000_STAT("rx_multicast", stats.mprc), | |
69 | E1000_STAT("tx_multicast", stats.mptc), | |
67fd4fcb JK |
70 | E1000_NETDEV_STAT("rx_errors", rx_errors), |
71 | E1000_NETDEV_STAT("tx_errors", tx_errors), | |
72 | E1000_NETDEV_STAT("tx_dropped", tx_dropped), | |
f0f1a172 BA |
73 | E1000_STAT("multicast", stats.mprc), |
74 | E1000_STAT("collisions", stats.colc), | |
67fd4fcb JK |
75 | E1000_NETDEV_STAT("rx_length_errors", rx_length_errors), |
76 | E1000_NETDEV_STAT("rx_over_errors", rx_over_errors), | |
f0f1a172 | 77 | E1000_STAT("rx_crc_errors", stats.crcerrs), |
67fd4fcb | 78 | E1000_NETDEV_STAT("rx_frame_errors", rx_frame_errors), |
f0f1a172 BA |
79 | E1000_STAT("rx_no_buffer_count", stats.rnbc), |
80 | E1000_STAT("rx_missed_errors", stats.mpc), | |
81 | E1000_STAT("tx_aborted_errors", stats.ecol), | |
82 | E1000_STAT("tx_carrier_errors", stats.tncrs), | |
67fd4fcb JK |
83 | E1000_NETDEV_STAT("tx_fifo_errors", tx_fifo_errors), |
84 | E1000_NETDEV_STAT("tx_heartbeat_errors", tx_heartbeat_errors), | |
f0f1a172 BA |
85 | E1000_STAT("tx_window_errors", stats.latecol), |
86 | E1000_STAT("tx_abort_late_coll", stats.latecol), | |
87 | E1000_STAT("tx_deferred_ok", stats.dc), | |
88 | E1000_STAT("tx_single_coll_ok", stats.scc), | |
89 | E1000_STAT("tx_multi_coll_ok", stats.mcc), | |
90 | E1000_STAT("tx_timeout_count", tx_timeout_count), | |
91 | E1000_STAT("tx_restart_queue", restart_queue), | |
92 | E1000_STAT("rx_long_length_errors", stats.roc), | |
93 | E1000_STAT("rx_short_length_errors", stats.ruc), | |
94 | E1000_STAT("rx_align_errors", stats.algnerrc), | |
95 | E1000_STAT("tx_tcp_seg_good", stats.tsctc), | |
96 | E1000_STAT("tx_tcp_seg_failed", stats.tsctfc), | |
97 | E1000_STAT("rx_flow_control_xon", stats.xonrxc), | |
98 | E1000_STAT("rx_flow_control_xoff", stats.xoffrxc), | |
99 | E1000_STAT("tx_flow_control_xon", stats.xontxc), | |
100 | E1000_STAT("tx_flow_control_xoff", stats.xofftxc), | |
101 | E1000_STAT("rx_long_byte_count", stats.gorc), | |
102 | E1000_STAT("rx_csum_offload_good", hw_csum_good), | |
103 | E1000_STAT("rx_csum_offload_errors", hw_csum_err), | |
104 | E1000_STAT("rx_header_split", rx_hdr_split), | |
105 | E1000_STAT("alloc_rx_buff_failed", alloc_rx_buff_failed), | |
106 | E1000_STAT("tx_smbus", stats.mgptc), | |
107 | E1000_STAT("rx_smbus", stats.mgprc), | |
108 | E1000_STAT("dropped_smbus", stats.mgpdc), | |
109 | E1000_STAT("rx_dma_failed", rx_dma_failed), | |
110 | E1000_STAT("tx_dma_failed", tx_dma_failed), | |
bc7f75fa AK |
111 | }; |
112 | ||
c00acf46 | 113 | #define E1000_GLOBAL_STATS_LEN ARRAY_SIZE(e1000_gstrings_stats) |
bc7f75fa AK |
114 | #define E1000_STATS_LEN (E1000_GLOBAL_STATS_LEN) |
115 | static const char e1000_gstrings_test[][ETH_GSTRING_LEN] = { | |
116 | "Register test (offline)", "Eeprom test (offline)", | |
117 | "Interrupt test (offline)", "Loopback test (offline)", | |
118 | "Link test (on/offline)" | |
119 | }; | |
ad68076e | 120 | #define E1000_TEST_LEN ARRAY_SIZE(e1000_gstrings_test) |
bc7f75fa AK |
121 | |
122 | static int e1000_get_settings(struct net_device *netdev, | |
123 | struct ethtool_cmd *ecmd) | |
124 | { | |
125 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
126 | struct e1000_hw *hw = &adapter->hw; | |
70739497 | 127 | u32 speed; |
bc7f75fa | 128 | |
318a94d6 | 129 | if (hw->phy.media_type == e1000_media_type_copper) { |
bc7f75fa AK |
130 | |
131 | ecmd->supported = (SUPPORTED_10baseT_Half | | |
132 | SUPPORTED_10baseT_Full | | |
133 | SUPPORTED_100baseT_Half | | |
134 | SUPPORTED_100baseT_Full | | |
135 | SUPPORTED_1000baseT_Full | | |
136 | SUPPORTED_Autoneg | | |
137 | SUPPORTED_TP); | |
138 | if (hw->phy.type == e1000_phy_ife) | |
139 | ecmd->supported &= ~SUPPORTED_1000baseT_Full; | |
140 | ecmd->advertising = ADVERTISED_TP; | |
141 | ||
142 | if (hw->mac.autoneg == 1) { | |
143 | ecmd->advertising |= ADVERTISED_Autoneg; | |
144 | /* the e1000 autoneg seems to match ethtool nicely */ | |
145 | ecmd->advertising |= hw->phy.autoneg_advertised; | |
146 | } | |
147 | ||
148 | ecmd->port = PORT_TP; | |
149 | ecmd->phy_address = hw->phy.addr; | |
150 | ecmd->transceiver = XCVR_INTERNAL; | |
151 | ||
152 | } else { | |
153 | ecmd->supported = (SUPPORTED_1000baseT_Full | | |
154 | SUPPORTED_FIBRE | | |
155 | SUPPORTED_Autoneg); | |
156 | ||
157 | ecmd->advertising = (ADVERTISED_1000baseT_Full | | |
158 | ADVERTISED_FIBRE | | |
159 | ADVERTISED_Autoneg); | |
160 | ||
161 | ecmd->port = PORT_FIBRE; | |
162 | ecmd->transceiver = XCVR_EXTERNAL; | |
163 | } | |
164 | ||
70739497 | 165 | speed = -1; |
0c6bdb30 BA |
166 | ecmd->duplex = -1; |
167 | ||
168 | if (netif_running(netdev)) { | |
169 | if (netif_carrier_ok(netdev)) { | |
70739497 | 170 | speed = adapter->link_speed; |
0c6bdb30 BA |
171 | ecmd->duplex = adapter->link_duplex - 1; |
172 | } | |
bc7f75fa | 173 | } else { |
0c6bdb30 BA |
174 | u32 status = er32(STATUS); |
175 | if (status & E1000_STATUS_LU) { | |
176 | if (status & E1000_STATUS_SPEED_1000) | |
70739497 | 177 | speed = SPEED_1000; |
0c6bdb30 | 178 | else if (status & E1000_STATUS_SPEED_100) |
70739497 | 179 | speed = SPEED_100; |
0c6bdb30 | 180 | else |
70739497 | 181 | speed = SPEED_10; |
0c6bdb30 BA |
182 | |
183 | if (status & E1000_STATUS_FD) | |
184 | ecmd->duplex = DUPLEX_FULL; | |
185 | else | |
186 | ecmd->duplex = DUPLEX_HALF; | |
187 | } | |
bc7f75fa AK |
188 | } |
189 | ||
70739497 | 190 | ethtool_cmd_speed_set(ecmd, speed); |
318a94d6 | 191 | ecmd->autoneg = ((hw->phy.media_type == e1000_media_type_fiber) || |
bc7f75fa | 192 | hw->mac.autoneg) ? AUTONEG_ENABLE : AUTONEG_DISABLE; |
18760f1e CL |
193 | |
194 | /* MDI-X => 2; MDI =>1; Invalid =>0 */ | |
195 | if ((hw->phy.media_type == e1000_media_type_copper) && | |
0c6bdb30 | 196 | netif_carrier_ok(netdev)) |
18760f1e CL |
197 | ecmd->eth_tp_mdix = hw->phy.is_mdix ? ETH_TP_MDI_X : |
198 | ETH_TP_MDI; | |
199 | else | |
200 | ecmd->eth_tp_mdix = ETH_TP_MDI_INVALID; | |
201 | ||
bc7f75fa AK |
202 | return 0; |
203 | } | |
204 | ||
14ad2513 | 205 | static int e1000_set_spd_dplx(struct e1000_adapter *adapter, u32 spd, u8 dplx) |
bc7f75fa AK |
206 | { |
207 | struct e1000_mac_info *mac = &adapter->hw.mac; | |
208 | ||
209 | mac->autoneg = 0; | |
210 | ||
14ad2513 DD |
211 | /* Make sure dplx is at most 1 bit and lsb of speed is not set |
212 | * for the switch() below to work */ | |
213 | if ((spd & 1) || (dplx & ~1)) | |
214 | goto err_inval; | |
215 | ||
bc7f75fa | 216 | /* Fiber NICs only allow 1000 gbps Full duplex */ |
318a94d6 | 217 | if ((adapter->hw.phy.media_type == e1000_media_type_fiber) && |
14ad2513 DD |
218 | spd != SPEED_1000 && |
219 | dplx != DUPLEX_FULL) { | |
220 | goto err_inval; | |
bc7f75fa AK |
221 | } |
222 | ||
14ad2513 | 223 | switch (spd + dplx) { |
bc7f75fa AK |
224 | case SPEED_10 + DUPLEX_HALF: |
225 | mac->forced_speed_duplex = ADVERTISE_10_HALF; | |
226 | break; | |
227 | case SPEED_10 + DUPLEX_FULL: | |
228 | mac->forced_speed_duplex = ADVERTISE_10_FULL; | |
229 | break; | |
230 | case SPEED_100 + DUPLEX_HALF: | |
231 | mac->forced_speed_duplex = ADVERTISE_100_HALF; | |
232 | break; | |
233 | case SPEED_100 + DUPLEX_FULL: | |
234 | mac->forced_speed_duplex = ADVERTISE_100_FULL; | |
235 | break; | |
236 | case SPEED_1000 + DUPLEX_FULL: | |
237 | mac->autoneg = 1; | |
238 | adapter->hw.phy.autoneg_advertised = ADVERTISE_1000_FULL; | |
239 | break; | |
240 | case SPEED_1000 + DUPLEX_HALF: /* not supported */ | |
241 | default: | |
14ad2513 | 242 | goto err_inval; |
bc7f75fa AK |
243 | } |
244 | return 0; | |
14ad2513 DD |
245 | |
246 | err_inval: | |
247 | e_err("Unsupported Speed/Duplex configuration\n"); | |
248 | return -EINVAL; | |
bc7f75fa AK |
249 | } |
250 | ||
251 | static int e1000_set_settings(struct net_device *netdev, | |
252 | struct ethtool_cmd *ecmd) | |
253 | { | |
254 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
255 | struct e1000_hw *hw = &adapter->hw; | |
256 | ||
ad68076e BA |
257 | /* |
258 | * When SoL/IDER sessions are active, autoneg/speed/duplex | |
259 | * cannot be changed | |
260 | */ | |
bc7f75fa | 261 | if (e1000_check_reset_block(hw)) { |
44defeb3 JK |
262 | e_err("Cannot change link characteristics when SoL/IDER is " |
263 | "active.\n"); | |
bc7f75fa AK |
264 | return -EINVAL; |
265 | } | |
266 | ||
267 | while (test_and_set_bit(__E1000_RESETTING, &adapter->state)) | |
1bba4386 | 268 | usleep_range(1000, 2000); |
bc7f75fa AK |
269 | |
270 | if (ecmd->autoneg == AUTONEG_ENABLE) { | |
271 | hw->mac.autoneg = 1; | |
318a94d6 | 272 | if (hw->phy.media_type == e1000_media_type_fiber) |
bc7f75fa AK |
273 | hw->phy.autoneg_advertised = ADVERTISED_1000baseT_Full | |
274 | ADVERTISED_FIBRE | | |
275 | ADVERTISED_Autoneg; | |
276 | else | |
277 | hw->phy.autoneg_advertised = ecmd->advertising | | |
278 | ADVERTISED_TP | | |
279 | ADVERTISED_Autoneg; | |
280 | ecmd->advertising = hw->phy.autoneg_advertised; | |
318a94d6 | 281 | if (adapter->fc_autoneg) |
5c48ef3e | 282 | hw->fc.requested_mode = e1000_fc_default; |
bc7f75fa | 283 | } else { |
25db0338 | 284 | u32 speed = ethtool_cmd_speed(ecmd); |
14ad2513 | 285 | if (e1000_set_spd_dplx(adapter, speed, ecmd->duplex)) { |
bc7f75fa AK |
286 | clear_bit(__E1000_RESETTING, &adapter->state); |
287 | return -EINVAL; | |
288 | } | |
289 | } | |
290 | ||
291 | /* reset the link */ | |
292 | ||
293 | if (netif_running(adapter->netdev)) { | |
294 | e1000e_down(adapter); | |
295 | e1000e_up(adapter); | |
296 | } else { | |
297 | e1000e_reset(adapter); | |
298 | } | |
299 | ||
300 | clear_bit(__E1000_RESETTING, &adapter->state); | |
301 | return 0; | |
302 | } | |
303 | ||
304 | static void e1000_get_pauseparam(struct net_device *netdev, | |
305 | struct ethtool_pauseparam *pause) | |
306 | { | |
307 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
308 | struct e1000_hw *hw = &adapter->hw; | |
309 | ||
310 | pause->autoneg = | |
311 | (adapter->fc_autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE); | |
312 | ||
5c48ef3e | 313 | if (hw->fc.current_mode == e1000_fc_rx_pause) { |
bc7f75fa | 314 | pause->rx_pause = 1; |
5c48ef3e | 315 | } else if (hw->fc.current_mode == e1000_fc_tx_pause) { |
bc7f75fa | 316 | pause->tx_pause = 1; |
5c48ef3e | 317 | } else if (hw->fc.current_mode == e1000_fc_full) { |
bc7f75fa AK |
318 | pause->rx_pause = 1; |
319 | pause->tx_pause = 1; | |
320 | } | |
321 | } | |
322 | ||
323 | static int e1000_set_pauseparam(struct net_device *netdev, | |
324 | struct ethtool_pauseparam *pause) | |
325 | { | |
326 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
327 | struct e1000_hw *hw = &adapter->hw; | |
328 | int retval = 0; | |
329 | ||
330 | adapter->fc_autoneg = pause->autoneg; | |
331 | ||
332 | while (test_and_set_bit(__E1000_RESETTING, &adapter->state)) | |
1bba4386 | 333 | usleep_range(1000, 2000); |
bc7f75fa | 334 | |
bc7f75fa | 335 | if (adapter->fc_autoneg == AUTONEG_ENABLE) { |
5c48ef3e | 336 | hw->fc.requested_mode = e1000_fc_default; |
bc7f75fa AK |
337 | if (netif_running(adapter->netdev)) { |
338 | e1000e_down(adapter); | |
339 | e1000e_up(adapter); | |
340 | } else { | |
341 | e1000e_reset(adapter); | |
342 | } | |
343 | } else { | |
5c48ef3e BA |
344 | if (pause->rx_pause && pause->tx_pause) |
345 | hw->fc.requested_mode = e1000_fc_full; | |
346 | else if (pause->rx_pause && !pause->tx_pause) | |
347 | hw->fc.requested_mode = e1000_fc_rx_pause; | |
348 | else if (!pause->rx_pause && pause->tx_pause) | |
349 | hw->fc.requested_mode = e1000_fc_tx_pause; | |
350 | else if (!pause->rx_pause && !pause->tx_pause) | |
351 | hw->fc.requested_mode = e1000_fc_none; | |
352 | ||
353 | hw->fc.current_mode = hw->fc.requested_mode; | |
354 | ||
945eb313 BA |
355 | if (hw->phy.media_type == e1000_media_type_fiber) { |
356 | retval = hw->mac.ops.setup_link(hw); | |
357 | /* implicit goto out */ | |
358 | } else { | |
359 | retval = e1000e_force_mac_fc(hw); | |
360 | if (retval) | |
361 | goto out; | |
362 | e1000e_set_fc_watermarks(hw); | |
363 | } | |
bc7f75fa AK |
364 | } |
365 | ||
945eb313 | 366 | out: |
bc7f75fa AK |
367 | clear_bit(__E1000_RESETTING, &adapter->state); |
368 | return retval; | |
369 | } | |
370 | ||
bc7f75fa AK |
371 | static u32 e1000_get_msglevel(struct net_device *netdev) |
372 | { | |
373 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
374 | return adapter->msg_enable; | |
375 | } | |
376 | ||
377 | static void e1000_set_msglevel(struct net_device *netdev, u32 data) | |
378 | { | |
379 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
380 | adapter->msg_enable = data; | |
381 | } | |
382 | ||
383 | static int e1000_get_regs_len(struct net_device *netdev) | |
384 | { | |
385 | #define E1000_REGS_LEN 32 /* overestimate */ | |
386 | return E1000_REGS_LEN * sizeof(u32); | |
387 | } | |
388 | ||
389 | static void e1000_get_regs(struct net_device *netdev, | |
390 | struct ethtool_regs *regs, void *p) | |
391 | { | |
392 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
393 | struct e1000_hw *hw = &adapter->hw; | |
394 | u32 *regs_buff = p; | |
395 | u16 phy_data; | |
bc7f75fa AK |
396 | |
397 | memset(p, 0, E1000_REGS_LEN * sizeof(u32)); | |
398 | ||
ff938e43 SS |
399 | regs->version = (1 << 24) | (adapter->pdev->revision << 16) | |
400 | adapter->pdev->device; | |
bc7f75fa AK |
401 | |
402 | regs_buff[0] = er32(CTRL); | |
403 | regs_buff[1] = er32(STATUS); | |
404 | ||
405 | regs_buff[2] = er32(RCTL); | |
406 | regs_buff[3] = er32(RDLEN); | |
407 | regs_buff[4] = er32(RDH); | |
408 | regs_buff[5] = er32(RDT); | |
409 | regs_buff[6] = er32(RDTR); | |
410 | ||
411 | regs_buff[7] = er32(TCTL); | |
412 | regs_buff[8] = er32(TDLEN); | |
413 | regs_buff[9] = er32(TDH); | |
414 | regs_buff[10] = er32(TDT); | |
415 | regs_buff[11] = er32(TIDV); | |
416 | ||
417 | regs_buff[12] = adapter->hw.phy.type; /* PHY type (IGP=1, M88=0) */ | |
23033fad JB |
418 | |
419 | /* ethtool doesn't use anything past this point, so all this | |
420 | * code is likely legacy junk for apps that may or may not | |
421 | * exist */ | |
bc7f75fa AK |
422 | if (hw->phy.type == e1000_phy_m88) { |
423 | e1e_rphy(hw, M88E1000_PHY_SPEC_STATUS, &phy_data); | |
424 | regs_buff[13] = (u32)phy_data; /* cable length */ | |
425 | regs_buff[14] = 0; /* Dummy (to align w/ IGP phy reg dump) */ | |
426 | regs_buff[15] = 0; /* Dummy (to align w/ IGP phy reg dump) */ | |
427 | regs_buff[16] = 0; /* Dummy (to align w/ IGP phy reg dump) */ | |
428 | e1e_rphy(hw, M88E1000_PHY_SPEC_CTRL, &phy_data); | |
429 | regs_buff[17] = (u32)phy_data; /* extended 10bt distance */ | |
430 | regs_buff[18] = regs_buff[13]; /* cable polarity */ | |
431 | regs_buff[19] = 0; /* Dummy (to align w/ IGP phy reg dump) */ | |
432 | regs_buff[20] = regs_buff[17]; /* polarity correction */ | |
433 | /* phy receive errors */ | |
434 | regs_buff[22] = adapter->phy_stats.receive_errors; | |
435 | regs_buff[23] = regs_buff[13]; /* mdix mode */ | |
436 | } | |
23033fad | 437 | regs_buff[21] = 0; /* was idle_errors */ |
bc7f75fa AK |
438 | e1e_rphy(hw, PHY_1000T_STATUS, &phy_data); |
439 | regs_buff[24] = (u32)phy_data; /* phy local receiver status */ | |
440 | regs_buff[25] = regs_buff[24]; /* phy remote receiver status */ | |
441 | } | |
442 | ||
443 | static int e1000_get_eeprom_len(struct net_device *netdev) | |
444 | { | |
445 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
446 | return adapter->hw.nvm.word_size * 2; | |
447 | } | |
448 | ||
449 | static int e1000_get_eeprom(struct net_device *netdev, | |
450 | struct ethtool_eeprom *eeprom, u8 *bytes) | |
451 | { | |
452 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
453 | struct e1000_hw *hw = &adapter->hw; | |
454 | u16 *eeprom_buff; | |
455 | int first_word; | |
456 | int last_word; | |
457 | int ret_val = 0; | |
458 | u16 i; | |
459 | ||
460 | if (eeprom->len == 0) | |
461 | return -EINVAL; | |
462 | ||
463 | eeprom->magic = adapter->pdev->vendor | (adapter->pdev->device << 16); | |
464 | ||
465 | first_word = eeprom->offset >> 1; | |
466 | last_word = (eeprom->offset + eeprom->len - 1) >> 1; | |
467 | ||
468 | eeprom_buff = kmalloc(sizeof(u16) * | |
469 | (last_word - first_word + 1), GFP_KERNEL); | |
470 | if (!eeprom_buff) | |
471 | return -ENOMEM; | |
472 | ||
473 | if (hw->nvm.type == e1000_nvm_eeprom_spi) { | |
474 | ret_val = e1000_read_nvm(hw, first_word, | |
475 | last_word - first_word + 1, | |
476 | eeprom_buff); | |
477 | } else { | |
478 | for (i = 0; i < last_word - first_word + 1; i++) { | |
479 | ret_val = e1000_read_nvm(hw, first_word + i, 1, | |
480 | &eeprom_buff[i]); | |
e243455d | 481 | if (ret_val) |
bc7f75fa AK |
482 | break; |
483 | } | |
484 | } | |
485 | ||
e243455d BA |
486 | if (ret_val) { |
487 | /* a read error occurred, throw away the result */ | |
8528b016 RK |
488 | memset(eeprom_buff, 0xff, sizeof(u16) * |
489 | (last_word - first_word + 1)); | |
e243455d BA |
490 | } else { |
491 | /* Device's eeprom is always little-endian, word addressable */ | |
492 | for (i = 0; i < last_word - first_word + 1; i++) | |
493 | le16_to_cpus(&eeprom_buff[i]); | |
494 | } | |
bc7f75fa AK |
495 | |
496 | memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len); | |
497 | kfree(eeprom_buff); | |
498 | ||
499 | return ret_val; | |
500 | } | |
501 | ||
502 | static int e1000_set_eeprom(struct net_device *netdev, | |
503 | struct ethtool_eeprom *eeprom, u8 *bytes) | |
504 | { | |
505 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
506 | struct e1000_hw *hw = &adapter->hw; | |
507 | u16 *eeprom_buff; | |
508 | void *ptr; | |
509 | int max_len; | |
510 | int first_word; | |
511 | int last_word; | |
512 | int ret_val = 0; | |
513 | u16 i; | |
514 | ||
515 | if (eeprom->len == 0) | |
516 | return -EOPNOTSUPP; | |
517 | ||
518 | if (eeprom->magic != (adapter->pdev->vendor | (adapter->pdev->device << 16))) | |
519 | return -EFAULT; | |
520 | ||
4a770358 BA |
521 | if (adapter->flags & FLAG_READ_ONLY_NVM) |
522 | return -EINVAL; | |
523 | ||
bc7f75fa AK |
524 | max_len = hw->nvm.word_size * 2; |
525 | ||
526 | first_word = eeprom->offset >> 1; | |
527 | last_word = (eeprom->offset + eeprom->len - 1) >> 1; | |
528 | eeprom_buff = kmalloc(max_len, GFP_KERNEL); | |
529 | if (!eeprom_buff) | |
530 | return -ENOMEM; | |
531 | ||
532 | ptr = (void *)eeprom_buff; | |
533 | ||
534 | if (eeprom->offset & 1) { | |
535 | /* need read/modify/write of first changed EEPROM word */ | |
536 | /* only the second byte of the word is being modified */ | |
537 | ret_val = e1000_read_nvm(hw, first_word, 1, &eeprom_buff[0]); | |
538 | ptr++; | |
539 | } | |
540 | if (((eeprom->offset + eeprom->len) & 1) && (ret_val == 0)) | |
541 | /* need read/modify/write of last changed EEPROM word */ | |
542 | /* only the first byte of the word is being modified */ | |
543 | ret_val = e1000_read_nvm(hw, last_word, 1, | |
544 | &eeprom_buff[last_word - first_word]); | |
545 | ||
e243455d BA |
546 | if (ret_val) |
547 | goto out; | |
548 | ||
bc7f75fa AK |
549 | /* Device's eeprom is always little-endian, word addressable */ |
550 | for (i = 0; i < last_word - first_word + 1; i++) | |
551 | le16_to_cpus(&eeprom_buff[i]); | |
552 | ||
553 | memcpy(ptr, bytes, eeprom->len); | |
554 | ||
555 | for (i = 0; i < last_word - first_word + 1; i++) | |
556 | eeprom_buff[i] = cpu_to_le16(eeprom_buff[i]); | |
557 | ||
558 | ret_val = e1000_write_nvm(hw, first_word, | |
559 | last_word - first_word + 1, eeprom_buff); | |
560 | ||
e243455d BA |
561 | if (ret_val) |
562 | goto out; | |
563 | ||
ad68076e BA |
564 | /* |
565 | * Update the checksum over the first part of the EEPROM if needed | |
e243455d | 566 | * and flush shadow RAM for applicable controllers |
ad68076e | 567 | */ |
e243455d | 568 | if ((first_word <= NVM_CHECKSUM_REG) || |
f89271dd BA |
569 | (hw->mac.type == e1000_82583) || |
570 | (hw->mac.type == e1000_82574) || | |
571 | (hw->mac.type == e1000_82573)) | |
e243455d | 572 | ret_val = e1000e_update_nvm_checksum(hw); |
bc7f75fa | 573 | |
e243455d | 574 | out: |
bc7f75fa AK |
575 | kfree(eeprom_buff); |
576 | return ret_val; | |
577 | } | |
578 | ||
579 | static void e1000_get_drvinfo(struct net_device *netdev, | |
580 | struct ethtool_drvinfo *drvinfo) | |
581 | { | |
582 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
bc7f75fa | 583 | |
612a94d6 RJ |
584 | strlcpy(drvinfo->driver, e1000e_driver_name, |
585 | sizeof(drvinfo->driver)); | |
33a5ba14 | 586 | strlcpy(drvinfo->version, e1000e_driver_version, |
612a94d6 | 587 | sizeof(drvinfo->version)); |
bc7f75fa | 588 | |
ad68076e BA |
589 | /* |
590 | * EEPROM image version # is reported as firmware version # for | |
591 | * PCI-E controllers | |
592 | */ | |
612a94d6 RJ |
593 | snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), |
594 | "%d.%d-%d", | |
84527590 BA |
595 | (adapter->eeprom_vers & 0xF000) >> 12, |
596 | (adapter->eeprom_vers & 0x0FF0) >> 4, | |
597 | (adapter->eeprom_vers & 0x000F)); | |
bc7f75fa | 598 | |
612a94d6 RJ |
599 | strlcpy(drvinfo->bus_info, pci_name(adapter->pdev), |
600 | sizeof(drvinfo->bus_info)); | |
bc7f75fa AK |
601 | drvinfo->regdump_len = e1000_get_regs_len(netdev); |
602 | drvinfo->eedump_len = e1000_get_eeprom_len(netdev); | |
603 | } | |
604 | ||
605 | static void e1000_get_ringparam(struct net_device *netdev, | |
606 | struct ethtool_ringparam *ring) | |
607 | { | |
608 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
bc7f75fa AK |
609 | |
610 | ring->rx_max_pending = E1000_MAX_RXD; | |
611 | ring->tx_max_pending = E1000_MAX_TXD; | |
508da426 BA |
612 | ring->rx_pending = adapter->rx_ring_count; |
613 | ring->tx_pending = adapter->tx_ring_count; | |
bc7f75fa AK |
614 | } |
615 | ||
616 | static int e1000_set_ringparam(struct net_device *netdev, | |
617 | struct ethtool_ringparam *ring) | |
618 | { | |
619 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
508da426 BA |
620 | struct e1000_ring *temp_tx = NULL, *temp_rx = NULL; |
621 | int err = 0, size = sizeof(struct e1000_ring); | |
622 | bool set_tx = false, set_rx = false; | |
623 | u16 new_rx_count, new_tx_count; | |
bc7f75fa AK |
624 | |
625 | if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) | |
626 | return -EINVAL; | |
627 | ||
508da426 BA |
628 | new_rx_count = clamp_t(u32, ring->rx_pending, E1000_MIN_RXD, |
629 | E1000_MAX_RXD); | |
630 | new_rx_count = ALIGN(new_rx_count, REQ_RX_DESCRIPTOR_MULTIPLE); | |
bc7f75fa | 631 | |
508da426 BA |
632 | new_tx_count = clamp_t(u32, ring->tx_pending, E1000_MIN_TXD, |
633 | E1000_MAX_TXD); | |
634 | new_tx_count = ALIGN(new_tx_count, REQ_TX_DESCRIPTOR_MULTIPLE); | |
bc7f75fa | 635 | |
508da426 BA |
636 | if ((new_tx_count == adapter->tx_ring_count) && |
637 | (new_rx_count == adapter->rx_ring_count)) | |
638 | /* nothing to do */ | |
639 | return 0; | |
bc7f75fa | 640 | |
508da426 BA |
641 | while (test_and_set_bit(__E1000_RESETTING, &adapter->state)) |
642 | usleep_range(1000, 2000); | |
bc7f75fa | 643 | |
508da426 BA |
644 | if (!netif_running(adapter->netdev)) { |
645 | /* Set counts now and allocate resources during open() */ | |
646 | adapter->tx_ring->count = new_tx_count; | |
647 | adapter->rx_ring->count = new_rx_count; | |
648 | adapter->tx_ring_count = new_tx_count; | |
649 | adapter->rx_ring_count = new_rx_count; | |
650 | goto clear_reset; | |
651 | } | |
bc7f75fa | 652 | |
508da426 BA |
653 | set_tx = (new_tx_count != adapter->tx_ring_count); |
654 | set_rx = (new_rx_count != adapter->rx_ring_count); | |
bc7f75fa | 655 | |
508da426 BA |
656 | /* Allocate temporary storage for ring updates */ |
657 | if (set_tx) { | |
658 | temp_tx = vmalloc(size); | |
659 | if (!temp_tx) { | |
660 | err = -ENOMEM; | |
661 | goto free_temp; | |
662 | } | |
663 | } | |
664 | if (set_rx) { | |
665 | temp_rx = vmalloc(size); | |
666 | if (!temp_rx) { | |
667 | err = -ENOMEM; | |
668 | goto free_temp; | |
669 | } | |
670 | } | |
bc7f75fa | 671 | |
508da426 | 672 | e1000e_down(adapter); |
bc7f75fa | 673 | |
508da426 BA |
674 | /* |
675 | * We can't just free everything and then setup again, because the | |
676 | * ISRs in MSI-X mode get passed pointers to the Tx and Rx ring | |
677 | * structs. First, attempt to allocate new resources... | |
678 | */ | |
679 | if (set_tx) { | |
680 | memcpy(temp_tx, adapter->tx_ring, size); | |
681 | temp_tx->count = new_tx_count; | |
682 | err = e1000e_setup_tx_resources(temp_tx); | |
bc7f75fa | 683 | if (err) |
508da426 BA |
684 | goto err_setup; |
685 | } | |
686 | if (set_rx) { | |
687 | memcpy(temp_rx, adapter->rx_ring, size); | |
688 | temp_rx->count = new_rx_count; | |
689 | err = e1000e_setup_rx_resources(temp_rx); | |
bc7f75fa | 690 | if (err) |
508da426 BA |
691 | goto err_setup_rx; |
692 | } | |
693 | ||
694 | /* ...then free the old resources and copy back any new ring data */ | |
695 | if (set_tx) { | |
55aa6985 | 696 | e1000e_free_tx_resources(adapter->tx_ring); |
508da426 BA |
697 | memcpy(adapter->tx_ring, temp_tx, size); |
698 | adapter->tx_ring_count = new_tx_count; | |
699 | } | |
700 | if (set_rx) { | |
701 | e1000e_free_rx_resources(adapter->rx_ring); | |
702 | memcpy(adapter->rx_ring, temp_rx, size); | |
703 | adapter->rx_ring_count = new_rx_count; | |
bc7f75fa AK |
704 | } |
705 | ||
bc7f75fa | 706 | err_setup_rx: |
508da426 BA |
707 | if (err && set_tx) |
708 | e1000e_free_tx_resources(temp_tx); | |
bc7f75fa | 709 | err_setup: |
508da426 BA |
710 | e1000e_up(adapter); |
711 | free_temp: | |
712 | vfree(temp_tx); | |
713 | vfree(temp_rx); | |
714 | clear_reset: | |
bc7f75fa AK |
715 | clear_bit(__E1000_RESETTING, &adapter->state); |
716 | return err; | |
717 | } | |
718 | ||
cef8c793 BA |
719 | static bool reg_pattern_test(struct e1000_adapter *adapter, u64 *data, |
720 | int reg, int offset, u32 mask, u32 write) | |
2a887191 | 721 | { |
cef8c793 | 722 | u32 pat, val; |
6480641e BA |
723 | static const u32 test[] = { |
724 | 0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF}; | |
cef8c793 | 725 | for (pat = 0; pat < ARRAY_SIZE(test); pat++) { |
2a887191 | 726 | E1000_WRITE_REG_ARRAY(&adapter->hw, reg, offset, |
cef8c793 BA |
727 | (test[pat] & write)); |
728 | val = E1000_READ_REG_ARRAY(&adapter->hw, reg, offset); | |
729 | if (val != (test[pat] & write & mask)) { | |
44defeb3 JK |
730 | e_err("pattern test reg %04X failed: got 0x%08X " |
731 | "expected 0x%08X\n", reg + offset, val, | |
732 | (test[pat] & write & mask)); | |
2a887191 | 733 | *data = reg; |
cef8c793 | 734 | return 1; |
2a887191 JP |
735 | } |
736 | } | |
cef8c793 | 737 | return 0; |
bc7f75fa AK |
738 | } |
739 | ||
2a887191 JP |
740 | static bool reg_set_and_check(struct e1000_adapter *adapter, u64 *data, |
741 | int reg, u32 mask, u32 write) | |
742 | { | |
cef8c793 | 743 | u32 val; |
2a887191 | 744 | __ew32(&adapter->hw, reg, write & mask); |
cef8c793 BA |
745 | val = __er32(&adapter->hw, reg); |
746 | if ((write & mask) != (val & mask)) { | |
44defeb3 JK |
747 | e_err("set/check reg %04X test failed: got 0x%08X " |
748 | "expected 0x%08X\n", reg, (val & mask), (write & mask)); | |
2a887191 | 749 | *data = reg; |
cef8c793 | 750 | return 1; |
2a887191 | 751 | } |
cef8c793 | 752 | return 0; |
bc7f75fa | 753 | } |
cef8c793 BA |
754 | #define REG_PATTERN_TEST_ARRAY(reg, offset, mask, write) \ |
755 | do { \ | |
756 | if (reg_pattern_test(adapter, data, reg, offset, mask, write)) \ | |
757 | return 1; \ | |
2a887191 | 758 | } while (0) |
cef8c793 BA |
759 | #define REG_PATTERN_TEST(reg, mask, write) \ |
760 | REG_PATTERN_TEST_ARRAY(reg, 0, mask, write) | |
2a887191 | 761 | |
cef8c793 BA |
762 | #define REG_SET_AND_CHECK(reg, mask, write) \ |
763 | do { \ | |
764 | if (reg_set_and_check(adapter, data, reg, mask, write)) \ | |
765 | return 1; \ | |
2a887191 JP |
766 | } while (0) |
767 | ||
bc7f75fa AK |
768 | static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data) |
769 | { | |
770 | struct e1000_hw *hw = &adapter->hw; | |
771 | struct e1000_mac_info *mac = &adapter->hw.mac; | |
bc7f75fa AK |
772 | u32 value; |
773 | u32 before; | |
774 | u32 after; | |
775 | u32 i; | |
776 | u32 toggle; | |
a4f58f54 | 777 | u32 mask; |
bc7f75fa | 778 | |
ad68076e BA |
779 | /* |
780 | * The status register is Read Only, so a write should fail. | |
bc7f75fa AK |
781 | * Some bits that get toggled are ignored. |
782 | */ | |
783 | switch (mac->type) { | |
784 | /* there are several bits on newer hardware that are r/w */ | |
785 | case e1000_82571: | |
786 | case e1000_82572: | |
787 | case e1000_80003es2lan: | |
788 | toggle = 0x7FFFF3FF; | |
789 | break; | |
a4f58f54 | 790 | default: |
bc7f75fa AK |
791 | toggle = 0x7FFFF033; |
792 | break; | |
bc7f75fa AK |
793 | } |
794 | ||
795 | before = er32(STATUS); | |
796 | value = (er32(STATUS) & toggle); | |
797 | ew32(STATUS, toggle); | |
798 | after = er32(STATUS) & toggle; | |
799 | if (value != after) { | |
44defeb3 JK |
800 | e_err("failed STATUS register test got: 0x%08X expected: " |
801 | "0x%08X\n", after, value); | |
bc7f75fa AK |
802 | *data = 1; |
803 | return 1; | |
804 | } | |
805 | /* restore previous status */ | |
806 | ew32(STATUS, before); | |
807 | ||
97ac8cae | 808 | if (!(adapter->flags & FLAG_IS_ICH)) { |
bc7f75fa AK |
809 | REG_PATTERN_TEST(E1000_FCAL, 0xFFFFFFFF, 0xFFFFFFFF); |
810 | REG_PATTERN_TEST(E1000_FCAH, 0x0000FFFF, 0xFFFFFFFF); | |
811 | REG_PATTERN_TEST(E1000_FCT, 0x0000FFFF, 0xFFFFFFFF); | |
812 | REG_PATTERN_TEST(E1000_VET, 0x0000FFFF, 0xFFFFFFFF); | |
813 | } | |
814 | ||
815 | REG_PATTERN_TEST(E1000_RDTR, 0x0000FFFF, 0xFFFFFFFF); | |
816 | REG_PATTERN_TEST(E1000_RDBAH, 0xFFFFFFFF, 0xFFFFFFFF); | |
817 | REG_PATTERN_TEST(E1000_RDLEN, 0x000FFF80, 0x000FFFFF); | |
818 | REG_PATTERN_TEST(E1000_RDH, 0x0000FFFF, 0x0000FFFF); | |
819 | REG_PATTERN_TEST(E1000_RDT, 0x0000FFFF, 0x0000FFFF); | |
820 | REG_PATTERN_TEST(E1000_FCRTH, 0x0000FFF8, 0x0000FFF8); | |
821 | REG_PATTERN_TEST(E1000_FCTTV, 0x0000FFFF, 0x0000FFFF); | |
822 | REG_PATTERN_TEST(E1000_TIPG, 0x3FFFFFFF, 0x3FFFFFFF); | |
823 | REG_PATTERN_TEST(E1000_TDBAH, 0xFFFFFFFF, 0xFFFFFFFF); | |
824 | REG_PATTERN_TEST(E1000_TDLEN, 0x000FFF80, 0x000FFFFF); | |
825 | ||
826 | REG_SET_AND_CHECK(E1000_RCTL, 0xFFFFFFFF, 0x00000000); | |
827 | ||
97ac8cae | 828 | before = ((adapter->flags & FLAG_IS_ICH) ? 0x06C3B33E : 0x06DFB3FE); |
bc7f75fa AK |
829 | REG_SET_AND_CHECK(E1000_RCTL, before, 0x003FFFFB); |
830 | REG_SET_AND_CHECK(E1000_TCTL, 0xFFFFFFFF, 0x00000000); | |
831 | ||
8658251d AK |
832 | REG_SET_AND_CHECK(E1000_RCTL, before, 0xFFFFFFFF); |
833 | REG_PATTERN_TEST(E1000_RDBAL, 0xFFFFFFF0, 0xFFFFFFFF); | |
97ac8cae | 834 | if (!(adapter->flags & FLAG_IS_ICH)) |
8658251d AK |
835 | REG_PATTERN_TEST(E1000_TXCW, 0xC000FFFF, 0x0000FFFF); |
836 | REG_PATTERN_TEST(E1000_TDBAL, 0xFFFFFFF0, 0xFFFFFFFF); | |
837 | REG_PATTERN_TEST(E1000_TIDV, 0x0000FFFF, 0x0000FFFF); | |
a4f58f54 BA |
838 | mask = 0x8003FFFF; |
839 | switch (mac->type) { | |
840 | case e1000_ich10lan: | |
841 | case e1000_pchlan: | |
d3738bb8 | 842 | case e1000_pch2lan: |
a4f58f54 BA |
843 | mask |= (1 << 18); |
844 | break; | |
845 | default: | |
846 | break; | |
847 | } | |
8658251d AK |
848 | for (i = 0; i < mac->rar_entry_count; i++) |
849 | REG_PATTERN_TEST_ARRAY(E1000_RA, ((i << 1) + 1), | |
a4f58f54 | 850 | mask, 0xFFFFFFFF); |
bc7f75fa AK |
851 | |
852 | for (i = 0; i < mac->mta_reg_count; i++) | |
853 | REG_PATTERN_TEST_ARRAY(E1000_MTA, i, 0xFFFFFFFF, 0xFFFFFFFF); | |
854 | ||
855 | *data = 0; | |
856 | return 0; | |
857 | } | |
858 | ||
859 | static int e1000_eeprom_test(struct e1000_adapter *adapter, u64 *data) | |
860 | { | |
861 | u16 temp; | |
862 | u16 checksum = 0; | |
863 | u16 i; | |
864 | ||
865 | *data = 0; | |
866 | /* Read and add up the contents of the EEPROM */ | |
867 | for (i = 0; i < (NVM_CHECKSUM_REG + 1); i++) { | |
868 | if ((e1000_read_nvm(&adapter->hw, i, 1, &temp)) < 0) { | |
869 | *data = 1; | |
e243455d | 870 | return *data; |
bc7f75fa AK |
871 | } |
872 | checksum += temp; | |
873 | } | |
874 | ||
875 | /* If Checksum is not Correct return error else test passed */ | |
876 | if ((checksum != (u16) NVM_SUM) && !(*data)) | |
877 | *data = 2; | |
878 | ||
879 | return *data; | |
880 | } | |
881 | ||
882 | static irqreturn_t e1000_test_intr(int irq, void *data) | |
883 | { | |
884 | struct net_device *netdev = (struct net_device *) data; | |
885 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
886 | struct e1000_hw *hw = &adapter->hw; | |
887 | ||
888 | adapter->test_icr |= er32(ICR); | |
889 | ||
890 | return IRQ_HANDLED; | |
891 | } | |
892 | ||
893 | static int e1000_intr_test(struct e1000_adapter *adapter, u64 *data) | |
894 | { | |
895 | struct net_device *netdev = adapter->netdev; | |
896 | struct e1000_hw *hw = &adapter->hw; | |
897 | u32 mask; | |
898 | u32 shared_int = 1; | |
899 | u32 irq = adapter->pdev->irq; | |
900 | int i; | |
4662e82b BA |
901 | int ret_val = 0; |
902 | int int_mode = E1000E_INT_MODE_LEGACY; | |
bc7f75fa AK |
903 | |
904 | *data = 0; | |
905 | ||
4662e82b BA |
906 | /* NOTE: we don't test MSI/MSI-X interrupts here, yet */ |
907 | if (adapter->int_mode == E1000E_INT_MODE_MSIX) { | |
908 | int_mode = adapter->int_mode; | |
909 | e1000e_reset_interrupt_capability(adapter); | |
910 | adapter->int_mode = E1000E_INT_MODE_LEGACY; | |
911 | e1000e_set_interrupt_capability(adapter); | |
912 | } | |
bc7f75fa | 913 | /* Hook up test interrupt handler just for this test */ |
a0607fd3 | 914 | if (!request_irq(irq, e1000_test_intr, IRQF_PROBE_SHARED, netdev->name, |
bc7f75fa AK |
915 | netdev)) { |
916 | shared_int = 0; | |
a0607fd3 | 917 | } else if (request_irq(irq, e1000_test_intr, IRQF_SHARED, |
bc7f75fa AK |
918 | netdev->name, netdev)) { |
919 | *data = 1; | |
4662e82b BA |
920 | ret_val = -1; |
921 | goto out; | |
bc7f75fa | 922 | } |
44defeb3 | 923 | e_info("testing %s interrupt\n", (shared_int ? "shared" : "unshared")); |
bc7f75fa AK |
924 | |
925 | /* Disable all the interrupts */ | |
926 | ew32(IMC, 0xFFFFFFFF); | |
945a5151 | 927 | e1e_flush(); |
1bba4386 | 928 | usleep_range(10000, 20000); |
bc7f75fa AK |
929 | |
930 | /* Test each interrupt */ | |
931 | for (i = 0; i < 10; i++) { | |
bc7f75fa AK |
932 | /* Interrupt to test */ |
933 | mask = 1 << i; | |
934 | ||
f4187b56 BA |
935 | if (adapter->flags & FLAG_IS_ICH) { |
936 | switch (mask) { | |
937 | case E1000_ICR_RXSEQ: | |
938 | continue; | |
939 | case 0x00000100: | |
940 | if (adapter->hw.mac.type == e1000_ich8lan || | |
941 | adapter->hw.mac.type == e1000_ich9lan) | |
942 | continue; | |
943 | break; | |
944 | default: | |
945 | break; | |
946 | } | |
947 | } | |
948 | ||
bc7f75fa | 949 | if (!shared_int) { |
ad68076e BA |
950 | /* |
951 | * Disable the interrupt to be reported in | |
bc7f75fa AK |
952 | * the cause register and then force the same |
953 | * interrupt and see if one gets posted. If | |
954 | * an interrupt was posted to the bus, the | |
955 | * test failed. | |
956 | */ | |
957 | adapter->test_icr = 0; | |
958 | ew32(IMC, mask); | |
959 | ew32(ICS, mask); | |
945a5151 | 960 | e1e_flush(); |
1bba4386 | 961 | usleep_range(10000, 20000); |
bc7f75fa AK |
962 | |
963 | if (adapter->test_icr & mask) { | |
964 | *data = 3; | |
965 | break; | |
966 | } | |
967 | } | |
968 | ||
ad68076e BA |
969 | /* |
970 | * Enable the interrupt to be reported in | |
bc7f75fa AK |
971 | * the cause register and then force the same |
972 | * interrupt and see if one gets posted. If | |
973 | * an interrupt was not posted to the bus, the | |
974 | * test failed. | |
975 | */ | |
976 | adapter->test_icr = 0; | |
977 | ew32(IMS, mask); | |
978 | ew32(ICS, mask); | |
945a5151 | 979 | e1e_flush(); |
1bba4386 | 980 | usleep_range(10000, 20000); |
bc7f75fa AK |
981 | |
982 | if (!(adapter->test_icr & mask)) { | |
983 | *data = 4; | |
984 | break; | |
985 | } | |
986 | ||
987 | if (!shared_int) { | |
ad68076e BA |
988 | /* |
989 | * Disable the other interrupts to be reported in | |
bc7f75fa AK |
990 | * the cause register and then force the other |
991 | * interrupts and see if any get posted. If | |
992 | * an interrupt was posted to the bus, the | |
993 | * test failed. | |
994 | */ | |
995 | adapter->test_icr = 0; | |
996 | ew32(IMC, ~mask & 0x00007FFF); | |
997 | ew32(ICS, ~mask & 0x00007FFF); | |
945a5151 | 998 | e1e_flush(); |
1bba4386 | 999 | usleep_range(10000, 20000); |
bc7f75fa AK |
1000 | |
1001 | if (adapter->test_icr) { | |
1002 | *data = 5; | |
1003 | break; | |
1004 | } | |
1005 | } | |
1006 | } | |
1007 | ||
1008 | /* Disable all the interrupts */ | |
1009 | ew32(IMC, 0xFFFFFFFF); | |
945a5151 | 1010 | e1e_flush(); |
1bba4386 | 1011 | usleep_range(10000, 20000); |
bc7f75fa AK |
1012 | |
1013 | /* Unhook test interrupt handler */ | |
1014 | free_irq(irq, netdev); | |
1015 | ||
4662e82b BA |
1016 | out: |
1017 | if (int_mode == E1000E_INT_MODE_MSIX) { | |
1018 | e1000e_reset_interrupt_capability(adapter); | |
1019 | adapter->int_mode = int_mode; | |
1020 | e1000e_set_interrupt_capability(adapter); | |
1021 | } | |
1022 | ||
1023 | return ret_val; | |
bc7f75fa AK |
1024 | } |
1025 | ||
1026 | static void e1000_free_desc_rings(struct e1000_adapter *adapter) | |
1027 | { | |
1028 | struct e1000_ring *tx_ring = &adapter->test_tx_ring; | |
1029 | struct e1000_ring *rx_ring = &adapter->test_rx_ring; | |
1030 | struct pci_dev *pdev = adapter->pdev; | |
1031 | int i; | |
1032 | ||
1033 | if (tx_ring->desc && tx_ring->buffer_info) { | |
1034 | for (i = 0; i < tx_ring->count; i++) { | |
1035 | if (tx_ring->buffer_info[i].dma) | |
0be3f55f | 1036 | dma_unmap_single(&pdev->dev, |
bc7f75fa AK |
1037 | tx_ring->buffer_info[i].dma, |
1038 | tx_ring->buffer_info[i].length, | |
0be3f55f | 1039 | DMA_TO_DEVICE); |
bc7f75fa AK |
1040 | if (tx_ring->buffer_info[i].skb) |
1041 | dev_kfree_skb(tx_ring->buffer_info[i].skb); | |
1042 | } | |
1043 | } | |
1044 | ||
1045 | if (rx_ring->desc && rx_ring->buffer_info) { | |
1046 | for (i = 0; i < rx_ring->count; i++) { | |
1047 | if (rx_ring->buffer_info[i].dma) | |
0be3f55f | 1048 | dma_unmap_single(&pdev->dev, |
bc7f75fa | 1049 | rx_ring->buffer_info[i].dma, |
0be3f55f | 1050 | 2048, DMA_FROM_DEVICE); |
bc7f75fa AK |
1051 | if (rx_ring->buffer_info[i].skb) |
1052 | dev_kfree_skb(rx_ring->buffer_info[i].skb); | |
1053 | } | |
1054 | } | |
1055 | ||
1056 | if (tx_ring->desc) { | |
1057 | dma_free_coherent(&pdev->dev, tx_ring->size, tx_ring->desc, | |
1058 | tx_ring->dma); | |
1059 | tx_ring->desc = NULL; | |
1060 | } | |
1061 | if (rx_ring->desc) { | |
1062 | dma_free_coherent(&pdev->dev, rx_ring->size, rx_ring->desc, | |
1063 | rx_ring->dma); | |
1064 | rx_ring->desc = NULL; | |
1065 | } | |
1066 | ||
1067 | kfree(tx_ring->buffer_info); | |
1068 | tx_ring->buffer_info = NULL; | |
1069 | kfree(rx_ring->buffer_info); | |
1070 | rx_ring->buffer_info = NULL; | |
1071 | } | |
1072 | ||
1073 | static int e1000_setup_desc_rings(struct e1000_adapter *adapter) | |
1074 | { | |
1075 | struct e1000_ring *tx_ring = &adapter->test_tx_ring; | |
1076 | struct e1000_ring *rx_ring = &adapter->test_rx_ring; | |
1077 | struct pci_dev *pdev = adapter->pdev; | |
1078 | struct e1000_hw *hw = &adapter->hw; | |
1079 | u32 rctl; | |
bc7f75fa AK |
1080 | int i; |
1081 | int ret_val; | |
1082 | ||
1083 | /* Setup Tx descriptor ring and Tx buffers */ | |
1084 | ||
1085 | if (!tx_ring->count) | |
1086 | tx_ring->count = E1000_DEFAULT_TXD; | |
1087 | ||
cef8c793 BA |
1088 | tx_ring->buffer_info = kcalloc(tx_ring->count, |
1089 | sizeof(struct e1000_buffer), | |
1090 | GFP_KERNEL); | |
1091 | if (!(tx_ring->buffer_info)) { | |
bc7f75fa AK |
1092 | ret_val = 1; |
1093 | goto err_nomem; | |
1094 | } | |
bc7f75fa AK |
1095 | |
1096 | tx_ring->size = tx_ring->count * sizeof(struct e1000_tx_desc); | |
1097 | tx_ring->size = ALIGN(tx_ring->size, 4096); | |
1098 | tx_ring->desc = dma_alloc_coherent(&pdev->dev, tx_ring->size, | |
1099 | &tx_ring->dma, GFP_KERNEL); | |
1100 | if (!tx_ring->desc) { | |
1101 | ret_val = 2; | |
1102 | goto err_nomem; | |
1103 | } | |
bc7f75fa AK |
1104 | tx_ring->next_to_use = 0; |
1105 | tx_ring->next_to_clean = 0; | |
1106 | ||
cef8c793 | 1107 | ew32(TDBAL, ((u64) tx_ring->dma & 0x00000000FFFFFFFF)); |
bc7f75fa | 1108 | ew32(TDBAH, ((u64) tx_ring->dma >> 32)); |
cef8c793 | 1109 | ew32(TDLEN, tx_ring->count * sizeof(struct e1000_tx_desc)); |
bc7f75fa AK |
1110 | ew32(TDH, 0); |
1111 | ew32(TDT, 0); | |
cef8c793 BA |
1112 | ew32(TCTL, E1000_TCTL_PSP | E1000_TCTL_EN | E1000_TCTL_MULR | |
1113 | E1000_COLLISION_THRESHOLD << E1000_CT_SHIFT | | |
1114 | E1000_COLLISION_DISTANCE << E1000_COLD_SHIFT); | |
bc7f75fa AK |
1115 | |
1116 | for (i = 0; i < tx_ring->count; i++) { | |
1117 | struct e1000_tx_desc *tx_desc = E1000_TX_DESC(*tx_ring, i); | |
1118 | struct sk_buff *skb; | |
1119 | unsigned int skb_size = 1024; | |
1120 | ||
1121 | skb = alloc_skb(skb_size, GFP_KERNEL); | |
1122 | if (!skb) { | |
1123 | ret_val = 3; | |
1124 | goto err_nomem; | |
1125 | } | |
1126 | skb_put(skb, skb_size); | |
1127 | tx_ring->buffer_info[i].skb = skb; | |
1128 | tx_ring->buffer_info[i].length = skb->len; | |
1129 | tx_ring->buffer_info[i].dma = | |
0be3f55f NN |
1130 | dma_map_single(&pdev->dev, skb->data, skb->len, |
1131 | DMA_TO_DEVICE); | |
1132 | if (dma_mapping_error(&pdev->dev, | |
1133 | tx_ring->buffer_info[i].dma)) { | |
bc7f75fa AK |
1134 | ret_val = 4; |
1135 | goto err_nomem; | |
1136 | } | |
cef8c793 | 1137 | tx_desc->buffer_addr = cpu_to_le64(tx_ring->buffer_info[i].dma); |
bc7f75fa AK |
1138 | tx_desc->lower.data = cpu_to_le32(skb->len); |
1139 | tx_desc->lower.data |= cpu_to_le32(E1000_TXD_CMD_EOP | | |
1140 | E1000_TXD_CMD_IFCS | | |
cef8c793 | 1141 | E1000_TXD_CMD_RS); |
bc7f75fa AK |
1142 | tx_desc->upper.data = 0; |
1143 | } | |
1144 | ||
1145 | /* Setup Rx descriptor ring and Rx buffers */ | |
1146 | ||
1147 | if (!rx_ring->count) | |
1148 | rx_ring->count = E1000_DEFAULT_RXD; | |
1149 | ||
cef8c793 BA |
1150 | rx_ring->buffer_info = kcalloc(rx_ring->count, |
1151 | sizeof(struct e1000_buffer), | |
1152 | GFP_KERNEL); | |
1153 | if (!(rx_ring->buffer_info)) { | |
bc7f75fa AK |
1154 | ret_val = 5; |
1155 | goto err_nomem; | |
1156 | } | |
bc7f75fa | 1157 | |
5f450212 | 1158 | rx_ring->size = rx_ring->count * sizeof(union e1000_rx_desc_extended); |
bc7f75fa AK |
1159 | rx_ring->desc = dma_alloc_coherent(&pdev->dev, rx_ring->size, |
1160 | &rx_ring->dma, GFP_KERNEL); | |
1161 | if (!rx_ring->desc) { | |
1162 | ret_val = 6; | |
1163 | goto err_nomem; | |
1164 | } | |
bc7f75fa AK |
1165 | rx_ring->next_to_use = 0; |
1166 | rx_ring->next_to_clean = 0; | |
1167 | ||
1168 | rctl = er32(RCTL); | |
7f99ae63 BA |
1169 | if (!(adapter->flags2 & FLAG2_NO_DISABLE_RX)) |
1170 | ew32(RCTL, rctl & ~E1000_RCTL_EN); | |
bc7f75fa AK |
1171 | ew32(RDBAL, ((u64) rx_ring->dma & 0xFFFFFFFF)); |
1172 | ew32(RDBAH, ((u64) rx_ring->dma >> 32)); | |
1173 | ew32(RDLEN, rx_ring->size); | |
1174 | ew32(RDH, 0); | |
1175 | ew32(RDT, 0); | |
1176 | rctl = E1000_RCTL_EN | E1000_RCTL_BAM | E1000_RCTL_SZ_2048 | | |
cef8c793 BA |
1177 | E1000_RCTL_UPE | E1000_RCTL_MPE | E1000_RCTL_LPE | |
1178 | E1000_RCTL_SBP | E1000_RCTL_SECRC | | |
bc7f75fa AK |
1179 | E1000_RCTL_LBM_NO | E1000_RCTL_RDMTS_HALF | |
1180 | (adapter->hw.mac.mc_filter_type << E1000_RCTL_MO_SHIFT); | |
1181 | ew32(RCTL, rctl); | |
1182 | ||
1183 | for (i = 0; i < rx_ring->count; i++) { | |
5f450212 | 1184 | union e1000_rx_desc_extended *rx_desc; |
bc7f75fa AK |
1185 | struct sk_buff *skb; |
1186 | ||
1187 | skb = alloc_skb(2048 + NET_IP_ALIGN, GFP_KERNEL); | |
1188 | if (!skb) { | |
1189 | ret_val = 7; | |
1190 | goto err_nomem; | |
1191 | } | |
1192 | skb_reserve(skb, NET_IP_ALIGN); | |
1193 | rx_ring->buffer_info[i].skb = skb; | |
1194 | rx_ring->buffer_info[i].dma = | |
0be3f55f NN |
1195 | dma_map_single(&pdev->dev, skb->data, 2048, |
1196 | DMA_FROM_DEVICE); | |
1197 | if (dma_mapping_error(&pdev->dev, | |
1198 | rx_ring->buffer_info[i].dma)) { | |
bc7f75fa AK |
1199 | ret_val = 8; |
1200 | goto err_nomem; | |
1201 | } | |
5f450212 BA |
1202 | rx_desc = E1000_RX_DESC_EXT(*rx_ring, i); |
1203 | rx_desc->read.buffer_addr = | |
1204 | cpu_to_le64(rx_ring->buffer_info[i].dma); | |
bc7f75fa AK |
1205 | memset(skb->data, 0x00, skb->len); |
1206 | } | |
1207 | ||
1208 | return 0; | |
1209 | ||
1210 | err_nomem: | |
1211 | e1000_free_desc_rings(adapter); | |
1212 | return ret_val; | |
1213 | } | |
1214 | ||
1215 | static void e1000_phy_disable_receiver(struct e1000_adapter *adapter) | |
1216 | { | |
1217 | /* Write out to PHY registers 29 and 30 to disable the Receiver. */ | |
1218 | e1e_wphy(&adapter->hw, 29, 0x001F); | |
1219 | e1e_wphy(&adapter->hw, 30, 0x8FFC); | |
1220 | e1e_wphy(&adapter->hw, 29, 0x001A); | |
1221 | e1e_wphy(&adapter->hw, 30, 0x8FF0); | |
1222 | } | |
1223 | ||
1224 | static int e1000_integrated_phy_loopback(struct e1000_adapter *adapter) | |
1225 | { | |
1226 | struct e1000_hw *hw = &adapter->hw; | |
1227 | u32 ctrl_reg = 0; | |
97ac8cae | 1228 | u16 phy_reg = 0; |
cbd006cb | 1229 | s32 ret_val = 0; |
bc7f75fa | 1230 | |
318a94d6 | 1231 | hw->mac.autoneg = 0; |
bc7f75fa | 1232 | |
3af50481 | 1233 | if (hw->phy.type == e1000_phy_ife) { |
bc7f75fa AK |
1234 | /* force 100, set loopback */ |
1235 | e1e_wphy(hw, PHY_CONTROL, 0x6100); | |
1236 | ||
1237 | /* Now set up the MAC to the same speed/duplex as the PHY. */ | |
3af50481 | 1238 | ctrl_reg = er32(CTRL); |
bc7f75fa AK |
1239 | ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */ |
1240 | ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */ | |
1241 | E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */ | |
1242 | E1000_CTRL_SPD_100 |/* Force Speed to 100 */ | |
1243 | E1000_CTRL_FD); /* Force Duplex to FULL */ | |
3af50481 BA |
1244 | |
1245 | ew32(CTRL, ctrl_reg); | |
945a5151 | 1246 | e1e_flush(); |
3af50481 BA |
1247 | udelay(500); |
1248 | ||
1249 | return 0; | |
1250 | } | |
1251 | ||
1252 | /* Specific PHY configuration for loopback */ | |
1253 | switch (hw->phy.type) { | |
1254 | case e1000_phy_m88: | |
1255 | /* Auto-MDI/MDIX Off */ | |
1256 | e1e_wphy(hw, M88E1000_PHY_SPEC_CTRL, 0x0808); | |
1257 | /* reset to update Auto-MDI/MDIX */ | |
1258 | e1e_wphy(hw, PHY_CONTROL, 0x9140); | |
1259 | /* autoneg off */ | |
1260 | e1e_wphy(hw, PHY_CONTROL, 0x8140); | |
1261 | break; | |
1262 | case e1000_phy_gg82563: | |
1263 | e1e_wphy(hw, GG82563_PHY_KMRN_MODE_CTRL, 0x1CC); | |
cef8c793 | 1264 | break; |
97ac8cae BA |
1265 | case e1000_phy_bm: |
1266 | /* Set Default MAC Interface speed to 1GB */ | |
1267 | e1e_rphy(hw, PHY_REG(2, 21), &phy_reg); | |
1268 | phy_reg &= ~0x0007; | |
1269 | phy_reg |= 0x006; | |
1270 | e1e_wphy(hw, PHY_REG(2, 21), phy_reg); | |
1271 | /* Assert SW reset for above settings to take effect */ | |
1272 | e1000e_commit_phy(hw); | |
1273 | mdelay(1); | |
1274 | /* Force Full Duplex */ | |
1275 | e1e_rphy(hw, PHY_REG(769, 16), &phy_reg); | |
1276 | e1e_wphy(hw, PHY_REG(769, 16), phy_reg | 0x000C); | |
1277 | /* Set Link Up (in force link) */ | |
1278 | e1e_rphy(hw, PHY_REG(776, 16), &phy_reg); | |
1279 | e1e_wphy(hw, PHY_REG(776, 16), phy_reg | 0x0040); | |
1280 | /* Force Link */ | |
1281 | e1e_rphy(hw, PHY_REG(769, 16), &phy_reg); | |
1282 | e1e_wphy(hw, PHY_REG(769, 16), phy_reg | 0x0040); | |
1283 | /* Set Early Link Enable */ | |
1284 | e1e_rphy(hw, PHY_REG(769, 20), &phy_reg); | |
1285 | e1e_wphy(hw, PHY_REG(769, 20), phy_reg | 0x0400); | |
3af50481 BA |
1286 | break; |
1287 | case e1000_phy_82577: | |
1288 | case e1000_phy_82578: | |
1289 | /* Workaround: K1 must be disabled for stable 1Gbps operation */ | |
cbd006cb BA |
1290 | ret_val = hw->phy.ops.acquire(hw); |
1291 | if (ret_val) { | |
1292 | e_err("Cannot setup 1Gbps loopback.\n"); | |
1293 | return ret_val; | |
1294 | } | |
3af50481 | 1295 | e1000_configure_k1_ich8lan(hw, false); |
cbd006cb | 1296 | hw->phy.ops.release(hw); |
3af50481 | 1297 | break; |
d3738bb8 BA |
1298 | case e1000_phy_82579: |
1299 | /* Disable PHY energy detect power down */ | |
1300 | e1e_rphy(hw, PHY_REG(0, 21), &phy_reg); | |
1301 | e1e_wphy(hw, PHY_REG(0, 21), phy_reg & ~(1 << 3)); | |
1302 | /* Disable full chip energy detect */ | |
1303 | e1e_rphy(hw, PHY_REG(776, 18), &phy_reg); | |
1304 | e1e_wphy(hw, PHY_REG(776, 18), phy_reg | 1); | |
1305 | /* Enable loopback on the PHY */ | |
1306 | #define I82577_PHY_LBK_CTRL 19 | |
1307 | e1e_wphy(hw, I82577_PHY_LBK_CTRL, 0x8001); | |
1308 | break; | |
cef8c793 | 1309 | default: |
3af50481 BA |
1310 | break; |
1311 | } | |
bc7f75fa | 1312 | |
3af50481 BA |
1313 | /* force 1000, set loopback */ |
1314 | e1e_wphy(hw, PHY_CONTROL, 0x4140); | |
1315 | mdelay(250); | |
cef8c793 | 1316 | |
3af50481 BA |
1317 | /* Now set up the MAC to the same speed/duplex as the PHY. */ |
1318 | ctrl_reg = er32(CTRL); | |
1319 | ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */ | |
1320 | ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */ | |
1321 | E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */ | |
1322 | E1000_CTRL_SPD_1000 |/* Force Speed to 1000 */ | |
1323 | E1000_CTRL_FD); /* Force Duplex to FULL */ | |
1324 | ||
1325 | if (adapter->flags & FLAG_IS_ICH) | |
1326 | ctrl_reg |= E1000_CTRL_SLU; /* Set Link Up */ | |
bc7f75fa | 1327 | |
318a94d6 JK |
1328 | if (hw->phy.media_type == e1000_media_type_copper && |
1329 | hw->phy.type == e1000_phy_m88) { | |
bc7f75fa AK |
1330 | ctrl_reg |= E1000_CTRL_ILOS; /* Invert Loss of Signal */ |
1331 | } else { | |
ad68076e BA |
1332 | /* |
1333 | * Set the ILOS bit on the fiber Nic if half duplex link is | |
1334 | * detected. | |
1335 | */ | |
90da0669 | 1336 | if ((er32(STATUS) & E1000_STATUS_FD) == 0) |
bc7f75fa AK |
1337 | ctrl_reg |= (E1000_CTRL_ILOS | E1000_CTRL_SLU); |
1338 | } | |
1339 | ||
1340 | ew32(CTRL, ctrl_reg); | |
1341 | ||
ad68076e BA |
1342 | /* |
1343 | * Disable the receiver on the PHY so when a cable is plugged in, the | |
bc7f75fa AK |
1344 | * PHY does not begin to autoneg when a cable is reconnected to the NIC. |
1345 | */ | |
318a94d6 | 1346 | if (hw->phy.type == e1000_phy_m88) |
bc7f75fa AK |
1347 | e1000_phy_disable_receiver(adapter); |
1348 | ||
1349 | udelay(500); | |
1350 | ||
1351 | return 0; | |
1352 | } | |
1353 | ||
1354 | static int e1000_set_82571_fiber_loopback(struct e1000_adapter *adapter) | |
1355 | { | |
1356 | struct e1000_hw *hw = &adapter->hw; | |
1357 | u32 ctrl = er32(CTRL); | |
1358 | int link = 0; | |
1359 | ||
1360 | /* special requirements for 82571/82572 fiber adapters */ | |
1361 | ||
ad68076e BA |
1362 | /* |
1363 | * jump through hoops to make sure link is up because serdes | |
1364 | * link is hardwired up | |
1365 | */ | |
bc7f75fa AK |
1366 | ctrl |= E1000_CTRL_SLU; |
1367 | ew32(CTRL, ctrl); | |
1368 | ||
1369 | /* disable autoneg */ | |
1370 | ctrl = er32(TXCW); | |
1371 | ctrl &= ~(1 << 31); | |
1372 | ew32(TXCW, ctrl); | |
1373 | ||
1374 | link = (er32(STATUS) & E1000_STATUS_LU); | |
1375 | ||
1376 | if (!link) { | |
1377 | /* set invert loss of signal */ | |
1378 | ctrl = er32(CTRL); | |
1379 | ctrl |= E1000_CTRL_ILOS; | |
1380 | ew32(CTRL, ctrl); | |
1381 | } | |
1382 | ||
ad68076e BA |
1383 | /* |
1384 | * special write to serdes control register to enable SerDes analog | |
1385 | * loopback | |
1386 | */ | |
bc7f75fa AK |
1387 | #define E1000_SERDES_LB_ON 0x410 |
1388 | ew32(SCTL, E1000_SERDES_LB_ON); | |
945a5151 | 1389 | e1e_flush(); |
1bba4386 | 1390 | usleep_range(10000, 20000); |
bc7f75fa AK |
1391 | |
1392 | return 0; | |
1393 | } | |
1394 | ||
1395 | /* only call this for fiber/serdes connections to es2lan */ | |
1396 | static int e1000_set_es2lan_mac_loopback(struct e1000_adapter *adapter) | |
1397 | { | |
1398 | struct e1000_hw *hw = &adapter->hw; | |
1399 | u32 ctrlext = er32(CTRL_EXT); | |
1400 | u32 ctrl = er32(CTRL); | |
1401 | ||
ad68076e BA |
1402 | /* |
1403 | * save CTRL_EXT to restore later, reuse an empty variable (unused | |
1404 | * on mac_type 80003es2lan) | |
1405 | */ | |
bc7f75fa AK |
1406 | adapter->tx_fifo_head = ctrlext; |
1407 | ||
1408 | /* clear the serdes mode bits, putting the device into mac loopback */ | |
1409 | ctrlext &= ~E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES; | |
1410 | ew32(CTRL_EXT, ctrlext); | |
1411 | ||
1412 | /* force speed to 1000/FD, link up */ | |
1413 | ctrl &= ~(E1000_CTRL_SPD_1000 | E1000_CTRL_SPD_100); | |
1414 | ctrl |= (E1000_CTRL_SLU | E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX | | |
1415 | E1000_CTRL_SPD_1000 | E1000_CTRL_FD); | |
1416 | ew32(CTRL, ctrl); | |
1417 | ||
1418 | /* set mac loopback */ | |
1419 | ctrl = er32(RCTL); | |
1420 | ctrl |= E1000_RCTL_LBM_MAC; | |
1421 | ew32(RCTL, ctrl); | |
1422 | ||
1423 | /* set testing mode parameters (no need to reset later) */ | |
1424 | #define KMRNCTRLSTA_OPMODE (0x1F << 16) | |
1425 | #define KMRNCTRLSTA_OPMODE_1GB_FD_GMII 0x0582 | |
1426 | ew32(KMRNCTRLSTA, | |
cef8c793 | 1427 | (KMRNCTRLSTA_OPMODE | KMRNCTRLSTA_OPMODE_1GB_FD_GMII)); |
bc7f75fa AK |
1428 | |
1429 | return 0; | |
1430 | } | |
1431 | ||
1432 | static int e1000_setup_loopback_test(struct e1000_adapter *adapter) | |
1433 | { | |
1434 | struct e1000_hw *hw = &adapter->hw; | |
1435 | u32 rctl; | |
1436 | ||
318a94d6 JK |
1437 | if (hw->phy.media_type == e1000_media_type_fiber || |
1438 | hw->phy.media_type == e1000_media_type_internal_serdes) { | |
bc7f75fa AK |
1439 | switch (hw->mac.type) { |
1440 | case e1000_80003es2lan: | |
1441 | return e1000_set_es2lan_mac_loopback(adapter); | |
1442 | break; | |
1443 | case e1000_82571: | |
1444 | case e1000_82572: | |
1445 | return e1000_set_82571_fiber_loopback(adapter); | |
1446 | break; | |
1447 | default: | |
1448 | rctl = er32(RCTL); | |
1449 | rctl |= E1000_RCTL_LBM_TCVR; | |
1450 | ew32(RCTL, rctl); | |
1451 | return 0; | |
1452 | } | |
318a94d6 | 1453 | } else if (hw->phy.media_type == e1000_media_type_copper) { |
bc7f75fa AK |
1454 | return e1000_integrated_phy_loopback(adapter); |
1455 | } | |
1456 | ||
1457 | return 7; | |
1458 | } | |
1459 | ||
1460 | static void e1000_loopback_cleanup(struct e1000_adapter *adapter) | |
1461 | { | |
1462 | struct e1000_hw *hw = &adapter->hw; | |
1463 | u32 rctl; | |
1464 | u16 phy_reg; | |
1465 | ||
1466 | rctl = er32(RCTL); | |
1467 | rctl &= ~(E1000_RCTL_LBM_TCVR | E1000_RCTL_LBM_MAC); | |
1468 | ew32(RCTL, rctl); | |
1469 | ||
1470 | switch (hw->mac.type) { | |
1471 | case e1000_80003es2lan: | |
318a94d6 JK |
1472 | if (hw->phy.media_type == e1000_media_type_fiber || |
1473 | hw->phy.media_type == e1000_media_type_internal_serdes) { | |
bc7f75fa | 1474 | /* restore CTRL_EXT, stealing space from tx_fifo_head */ |
ad68076e | 1475 | ew32(CTRL_EXT, adapter->tx_fifo_head); |
bc7f75fa AK |
1476 | adapter->tx_fifo_head = 0; |
1477 | } | |
1478 | /* fall through */ | |
1479 | case e1000_82571: | |
1480 | case e1000_82572: | |
318a94d6 JK |
1481 | if (hw->phy.media_type == e1000_media_type_fiber || |
1482 | hw->phy.media_type == e1000_media_type_internal_serdes) { | |
bc7f75fa AK |
1483 | #define E1000_SERDES_LB_OFF 0x400 |
1484 | ew32(SCTL, E1000_SERDES_LB_OFF); | |
945a5151 | 1485 | e1e_flush(); |
1bba4386 | 1486 | usleep_range(10000, 20000); |
bc7f75fa AK |
1487 | break; |
1488 | } | |
1489 | /* Fall Through */ | |
1490 | default: | |
1491 | hw->mac.autoneg = 1; | |
1492 | if (hw->phy.type == e1000_phy_gg82563) | |
1493 | e1e_wphy(hw, GG82563_PHY_KMRN_MODE_CTRL, 0x180); | |
1494 | e1e_rphy(hw, PHY_CONTROL, &phy_reg); | |
1495 | if (phy_reg & MII_CR_LOOPBACK) { | |
1496 | phy_reg &= ~MII_CR_LOOPBACK; | |
1497 | e1e_wphy(hw, PHY_CONTROL, phy_reg); | |
1498 | e1000e_commit_phy(hw); | |
1499 | } | |
1500 | break; | |
1501 | } | |
1502 | } | |
1503 | ||
1504 | static void e1000_create_lbtest_frame(struct sk_buff *skb, | |
1505 | unsigned int frame_size) | |
1506 | { | |
1507 | memset(skb->data, 0xFF, frame_size); | |
1508 | frame_size &= ~1; | |
1509 | memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1); | |
1510 | memset(&skb->data[frame_size / 2 + 10], 0xBE, 1); | |
1511 | memset(&skb->data[frame_size / 2 + 12], 0xAF, 1); | |
1512 | } | |
1513 | ||
1514 | static int e1000_check_lbtest_frame(struct sk_buff *skb, | |
1515 | unsigned int frame_size) | |
1516 | { | |
1517 | frame_size &= ~1; | |
1518 | if (*(skb->data + 3) == 0xFF) | |
1519 | if ((*(skb->data + frame_size / 2 + 10) == 0xBE) && | |
1520 | (*(skb->data + frame_size / 2 + 12) == 0xAF)) | |
1521 | return 0; | |
1522 | return 13; | |
1523 | } | |
1524 | ||
1525 | static int e1000_run_loopback_test(struct e1000_adapter *adapter) | |
1526 | { | |
1527 | struct e1000_ring *tx_ring = &adapter->test_tx_ring; | |
1528 | struct e1000_ring *rx_ring = &adapter->test_rx_ring; | |
1529 | struct pci_dev *pdev = adapter->pdev; | |
1530 | struct e1000_hw *hw = &adapter->hw; | |
1531 | int i, j, k, l; | |
1532 | int lc; | |
1533 | int good_cnt; | |
1534 | int ret_val = 0; | |
1535 | unsigned long time; | |
1536 | ||
1537 | ew32(RDT, rx_ring->count - 1); | |
1538 | ||
ad68076e BA |
1539 | /* |
1540 | * Calculate the loop count based on the largest descriptor ring | |
bc7f75fa AK |
1541 | * The idea is to wrap the largest ring a number of times using 64 |
1542 | * send/receive pairs during each loop | |
1543 | */ | |
1544 | ||
1545 | if (rx_ring->count <= tx_ring->count) | |
1546 | lc = ((tx_ring->count / 64) * 2) + 1; | |
1547 | else | |
1548 | lc = ((rx_ring->count / 64) * 2) + 1; | |
1549 | ||
1550 | k = 0; | |
1551 | l = 0; | |
1552 | for (j = 0; j <= lc; j++) { /* loop count loop */ | |
1553 | for (i = 0; i < 64; i++) { /* send the packets */ | |
cef8c793 BA |
1554 | e1000_create_lbtest_frame(tx_ring->buffer_info[k].skb, |
1555 | 1024); | |
0be3f55f | 1556 | dma_sync_single_for_device(&pdev->dev, |
bc7f75fa AK |
1557 | tx_ring->buffer_info[k].dma, |
1558 | tx_ring->buffer_info[k].length, | |
0be3f55f | 1559 | DMA_TO_DEVICE); |
bc7f75fa AK |
1560 | k++; |
1561 | if (k == tx_ring->count) | |
1562 | k = 0; | |
1563 | } | |
1564 | ew32(TDT, k); | |
945a5151 | 1565 | e1e_flush(); |
bc7f75fa AK |
1566 | msleep(200); |
1567 | time = jiffies; /* set the start time for the receive */ | |
1568 | good_cnt = 0; | |
1569 | do { /* receive the sent packets */ | |
0be3f55f | 1570 | dma_sync_single_for_cpu(&pdev->dev, |
bc7f75fa | 1571 | rx_ring->buffer_info[l].dma, 2048, |
0be3f55f | 1572 | DMA_FROM_DEVICE); |
bc7f75fa AK |
1573 | |
1574 | ret_val = e1000_check_lbtest_frame( | |
1575 | rx_ring->buffer_info[l].skb, 1024); | |
1576 | if (!ret_val) | |
1577 | good_cnt++; | |
1578 | l++; | |
1579 | if (l == rx_ring->count) | |
1580 | l = 0; | |
ad68076e BA |
1581 | /* |
1582 | * time + 20 msecs (200 msecs on 2.4) is more than | |
bc7f75fa AK |
1583 | * enough time to complete the receives, if it's |
1584 | * exceeded, break and error off | |
1585 | */ | |
1586 | } while ((good_cnt < 64) && !time_after(jiffies, time + 20)); | |
1587 | if (good_cnt != 64) { | |
1588 | ret_val = 13; /* ret_val is the same as mis-compare */ | |
1589 | break; | |
1590 | } | |
cef8c793 | 1591 | if (jiffies >= (time + 20)) { |
bc7f75fa AK |
1592 | ret_val = 14; /* error code for time out error */ |
1593 | break; | |
1594 | } | |
1595 | } /* end loop count loop */ | |
1596 | return ret_val; | |
1597 | } | |
1598 | ||
1599 | static int e1000_loopback_test(struct e1000_adapter *adapter, u64 *data) | |
1600 | { | |
ad68076e BA |
1601 | /* |
1602 | * PHY loopback cannot be performed if SoL/IDER | |
1603 | * sessions are active | |
1604 | */ | |
bc7f75fa | 1605 | if (e1000_check_reset_block(&adapter->hw)) { |
44defeb3 | 1606 | e_err("Cannot do PHY loopback test when SoL/IDER is active.\n"); |
bc7f75fa AK |
1607 | *data = 0; |
1608 | goto out; | |
1609 | } | |
1610 | ||
1611 | *data = e1000_setup_desc_rings(adapter); | |
e265522c | 1612 | if (*data) |
bc7f75fa AK |
1613 | goto out; |
1614 | ||
1615 | *data = e1000_setup_loopback_test(adapter); | |
e265522c | 1616 | if (*data) |
bc7f75fa AK |
1617 | goto err_loopback; |
1618 | ||
1619 | *data = e1000_run_loopback_test(adapter); | |
1620 | e1000_loopback_cleanup(adapter); | |
1621 | ||
1622 | err_loopback: | |
1623 | e1000_free_desc_rings(adapter); | |
1624 | out: | |
1625 | return *data; | |
1626 | } | |
1627 | ||
1628 | static int e1000_link_test(struct e1000_adapter *adapter, u64 *data) | |
1629 | { | |
1630 | struct e1000_hw *hw = &adapter->hw; | |
1631 | ||
1632 | *data = 0; | |
318a94d6 | 1633 | if (hw->phy.media_type == e1000_media_type_internal_serdes) { |
bc7f75fa | 1634 | int i = 0; |
612e244c | 1635 | hw->mac.serdes_has_link = false; |
bc7f75fa | 1636 | |
ad68076e BA |
1637 | /* |
1638 | * On some blade server designs, link establishment | |
1639 | * could take as long as 2-3 minutes | |
1640 | */ | |
bc7f75fa AK |
1641 | do { |
1642 | hw->mac.ops.check_for_link(hw); | |
1643 | if (hw->mac.serdes_has_link) | |
1644 | return *data; | |
1645 | msleep(20); | |
1646 | } while (i++ < 3750); | |
1647 | ||
1648 | *data = 1; | |
1649 | } else { | |
1650 | hw->mac.ops.check_for_link(hw); | |
1651 | if (hw->mac.autoneg) | |
5661aeb0 BA |
1652 | /* |
1653 | * On some Phy/switch combinations, link establishment | |
1654 | * can take a few seconds more than expected. | |
1655 | */ | |
1656 | msleep(5000); | |
bc7f75fa | 1657 | |
5661aeb0 | 1658 | if (!(er32(STATUS) & E1000_STATUS_LU)) |
bc7f75fa AK |
1659 | *data = 1; |
1660 | } | |
1661 | return *data; | |
1662 | } | |
1663 | ||
b9f2c044 | 1664 | static int e1000e_get_sset_count(struct net_device *netdev, int sset) |
bc7f75fa | 1665 | { |
b9f2c044 JG |
1666 | switch (sset) { |
1667 | case ETH_SS_TEST: | |
1668 | return E1000_TEST_LEN; | |
1669 | case ETH_SS_STATS: | |
1670 | return E1000_STATS_LEN; | |
1671 | default: | |
1672 | return -EOPNOTSUPP; | |
1673 | } | |
bc7f75fa AK |
1674 | } |
1675 | ||
1676 | static void e1000_diag_test(struct net_device *netdev, | |
1677 | struct ethtool_test *eth_test, u64 *data) | |
1678 | { | |
1679 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
1680 | u16 autoneg_advertised; | |
1681 | u8 forced_speed_duplex; | |
1682 | u8 autoneg; | |
1683 | bool if_running = netif_running(netdev); | |
1684 | ||
1685 | set_bit(__E1000_TESTING, &adapter->state); | |
31dbe5b4 BA |
1686 | |
1687 | if (!if_running) { | |
1688 | /* Get control of and reset hardware */ | |
1689 | if (adapter->flags & FLAG_HAS_AMT) | |
1690 | e1000e_get_hw_control(adapter); | |
1691 | ||
1692 | e1000e_power_up_phy(adapter); | |
1693 | ||
1694 | adapter->hw.phy.autoneg_wait_to_complete = 1; | |
1695 | e1000e_reset(adapter); | |
1696 | adapter->hw.phy.autoneg_wait_to_complete = 0; | |
1697 | } | |
1698 | ||
bc7f75fa AK |
1699 | if (eth_test->flags == ETH_TEST_FL_OFFLINE) { |
1700 | /* Offline tests */ | |
1701 | ||
1702 | /* save speed, duplex, autoneg settings */ | |
1703 | autoneg_advertised = adapter->hw.phy.autoneg_advertised; | |
1704 | forced_speed_duplex = adapter->hw.mac.forced_speed_duplex; | |
1705 | autoneg = adapter->hw.mac.autoneg; | |
1706 | ||
44defeb3 | 1707 | e_info("offline testing starting\n"); |
bc7f75fa | 1708 | |
bc7f75fa AK |
1709 | if (if_running) |
1710 | /* indicate we're in test mode */ | |
1711 | dev_close(netdev); | |
bc7f75fa AK |
1712 | |
1713 | if (e1000_reg_test(adapter, &data[0])) | |
1714 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1715 | ||
1716 | e1000e_reset(adapter); | |
1717 | if (e1000_eeprom_test(adapter, &data[1])) | |
1718 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1719 | ||
1720 | e1000e_reset(adapter); | |
1721 | if (e1000_intr_test(adapter, &data[2])) | |
1722 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1723 | ||
1724 | e1000e_reset(adapter); | |
bc7f75fa AK |
1725 | if (e1000_loopback_test(adapter, &data[3])) |
1726 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1727 | ||
c6ce3854 CW |
1728 | /* force this routine to wait until autoneg complete/timeout */ |
1729 | adapter->hw.phy.autoneg_wait_to_complete = 1; | |
1730 | e1000e_reset(adapter); | |
1731 | adapter->hw.phy.autoneg_wait_to_complete = 0; | |
1732 | ||
1733 | if (e1000_link_test(adapter, &data[4])) | |
1734 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1735 | ||
bc7f75fa AK |
1736 | /* restore speed, duplex, autoneg settings */ |
1737 | adapter->hw.phy.autoneg_advertised = autoneg_advertised; | |
1738 | adapter->hw.mac.forced_speed_duplex = forced_speed_duplex; | |
1739 | adapter->hw.mac.autoneg = autoneg; | |
bc7f75fa | 1740 | e1000e_reset(adapter); |
bc7f75fa AK |
1741 | |
1742 | clear_bit(__E1000_TESTING, &adapter->state); | |
1743 | if (if_running) | |
1744 | dev_open(netdev); | |
1745 | } else { | |
31dbe5b4 | 1746 | /* Online tests */ |
11b08be8 | 1747 | |
44defeb3 | 1748 | e_info("online testing starting\n"); |
bc7f75fa | 1749 | |
31dbe5b4 | 1750 | /* register, eeprom, intr and loopback tests not run online */ |
bc7f75fa AK |
1751 | data[0] = 0; |
1752 | data[1] = 0; | |
1753 | data[2] = 0; | |
1754 | data[3] = 0; | |
1755 | ||
31dbe5b4 BA |
1756 | if (e1000_link_test(adapter, &data[4])) |
1757 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
11b08be8 | 1758 | |
bc7f75fa AK |
1759 | clear_bit(__E1000_TESTING, &adapter->state); |
1760 | } | |
31dbe5b4 BA |
1761 | |
1762 | if (!if_running) { | |
1763 | e1000e_reset(adapter); | |
1764 | ||
1765 | if (adapter->flags & FLAG_HAS_AMT) | |
1766 | e1000e_release_hw_control(adapter); | |
1767 | } | |
1768 | ||
bc7f75fa AK |
1769 | msleep_interruptible(4 * 1000); |
1770 | } | |
1771 | ||
1772 | static void e1000_get_wol(struct net_device *netdev, | |
1773 | struct ethtool_wolinfo *wol) | |
1774 | { | |
1775 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
1776 | ||
1777 | wol->supported = 0; | |
1778 | wol->wolopts = 0; | |
1779 | ||
6ff68026 RW |
1780 | if (!(adapter->flags & FLAG_HAS_WOL) || |
1781 | !device_can_wakeup(&adapter->pdev->dev)) | |
bc7f75fa AK |
1782 | return; |
1783 | ||
1784 | wol->supported = WAKE_UCAST | WAKE_MCAST | | |
4a29e155 | 1785 | WAKE_BCAST | WAKE_MAGIC | WAKE_PHY; |
bc7f75fa AK |
1786 | |
1787 | /* apply any specific unsupported masks here */ | |
1788 | if (adapter->flags & FLAG_NO_WAKE_UCAST) { | |
1789 | wol->supported &= ~WAKE_UCAST; | |
1790 | ||
1791 | if (adapter->wol & E1000_WUFC_EX) | |
44defeb3 JK |
1792 | e_err("Interface does not support directed (unicast) " |
1793 | "frame wake-up packets\n"); | |
bc7f75fa AK |
1794 | } |
1795 | ||
1796 | if (adapter->wol & E1000_WUFC_EX) | |
1797 | wol->wolopts |= WAKE_UCAST; | |
1798 | if (adapter->wol & E1000_WUFC_MC) | |
1799 | wol->wolopts |= WAKE_MCAST; | |
1800 | if (adapter->wol & E1000_WUFC_BC) | |
1801 | wol->wolopts |= WAKE_BCAST; | |
1802 | if (adapter->wol & E1000_WUFC_MAG) | |
1803 | wol->wolopts |= WAKE_MAGIC; | |
efb90e43 MW |
1804 | if (adapter->wol & E1000_WUFC_LNKC) |
1805 | wol->wolopts |= WAKE_PHY; | |
bc7f75fa AK |
1806 | } |
1807 | ||
4a29e155 | 1808 | static int e1000_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) |
bc7f75fa AK |
1809 | { |
1810 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
1811 | ||
6ff68026 | 1812 | if (!(adapter->flags & FLAG_HAS_WOL) || |
1fbfca32 BA |
1813 | !device_can_wakeup(&adapter->pdev->dev) || |
1814 | (wol->wolopts & ~(WAKE_UCAST | WAKE_MCAST | WAKE_BCAST | | |
4a29e155 | 1815 | WAKE_MAGIC | WAKE_PHY))) |
1fbfca32 | 1816 | return -EOPNOTSUPP; |
bc7f75fa AK |
1817 | |
1818 | /* these settings will always override what we currently have */ | |
1819 | adapter->wol = 0; | |
1820 | ||
1821 | if (wol->wolopts & WAKE_UCAST) | |
1822 | adapter->wol |= E1000_WUFC_EX; | |
1823 | if (wol->wolopts & WAKE_MCAST) | |
1824 | adapter->wol |= E1000_WUFC_MC; | |
1825 | if (wol->wolopts & WAKE_BCAST) | |
1826 | adapter->wol |= E1000_WUFC_BC; | |
1827 | if (wol->wolopts & WAKE_MAGIC) | |
1828 | adapter->wol |= E1000_WUFC_MAG; | |
efb90e43 MW |
1829 | if (wol->wolopts & WAKE_PHY) |
1830 | adapter->wol |= E1000_WUFC_LNKC; | |
bc7f75fa | 1831 | |
6ff68026 RW |
1832 | device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol); |
1833 | ||
bc7f75fa AK |
1834 | return 0; |
1835 | } | |
1836 | ||
dbf80dcb BA |
1837 | static int e1000_set_phys_id(struct net_device *netdev, |
1838 | enum ethtool_phys_id_state state) | |
bc7f75fa AK |
1839 | { |
1840 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
4662e82b | 1841 | struct e1000_hw *hw = &adapter->hw; |
bc7f75fa | 1842 | |
dbf80dcb BA |
1843 | switch (state) { |
1844 | case ETHTOOL_ID_ACTIVE: | |
1845 | if (!hw->mac.ops.blink_led) | |
1846 | return 2; /* cycle on/off twice per second */ | |
bc7f75fa | 1847 | |
dbf80dcb BA |
1848 | hw->mac.ops.blink_led(hw); |
1849 | break; | |
1850 | ||
1851 | case ETHTOOL_ID_INACTIVE: | |
4662e82b BA |
1852 | if (hw->phy.type == e1000_phy_ife) |
1853 | e1e_wphy(hw, IFE_PHY_SPECIAL_CONTROL_LED, 0); | |
dbf80dcb BA |
1854 | hw->mac.ops.led_off(hw); |
1855 | hw->mac.ops.cleanup_led(hw); | |
1856 | break; | |
bc7f75fa | 1857 | |
dbf80dcb BA |
1858 | case ETHTOOL_ID_ON: |
1859 | adapter->hw.mac.ops.led_on(&adapter->hw); | |
1860 | break; | |
bc7f75fa | 1861 | |
dbf80dcb BA |
1862 | case ETHTOOL_ID_OFF: |
1863 | adapter->hw.mac.ops.led_off(&adapter->hw); | |
1864 | break; | |
1865 | } | |
bc7f75fa AK |
1866 | return 0; |
1867 | } | |
1868 | ||
de5b3077 AK |
1869 | static int e1000_get_coalesce(struct net_device *netdev, |
1870 | struct ethtool_coalesce *ec) | |
1871 | { | |
1872 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
1873 | ||
eab2abf5 | 1874 | if (adapter->itr_setting <= 4) |
de5b3077 AK |
1875 | ec->rx_coalesce_usecs = adapter->itr_setting; |
1876 | else | |
1877 | ec->rx_coalesce_usecs = 1000000 / adapter->itr_setting; | |
1878 | ||
1879 | return 0; | |
1880 | } | |
1881 | ||
1882 | static int e1000_set_coalesce(struct net_device *netdev, | |
1883 | struct ethtool_coalesce *ec) | |
1884 | { | |
1885 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
1886 | struct e1000_hw *hw = &adapter->hw; | |
1887 | ||
1888 | if ((ec->rx_coalesce_usecs > E1000_MAX_ITR_USECS) || | |
eab2abf5 | 1889 | ((ec->rx_coalesce_usecs > 4) && |
de5b3077 AK |
1890 | (ec->rx_coalesce_usecs < E1000_MIN_ITR_USECS)) || |
1891 | (ec->rx_coalesce_usecs == 2)) | |
1892 | return -EINVAL; | |
1893 | ||
eab2abf5 JB |
1894 | if (ec->rx_coalesce_usecs == 4) { |
1895 | adapter->itr = adapter->itr_setting = 4; | |
1896 | } else if (ec->rx_coalesce_usecs <= 3) { | |
de5b3077 AK |
1897 | adapter->itr = 20000; |
1898 | adapter->itr_setting = ec->rx_coalesce_usecs; | |
1899 | } else { | |
1900 | adapter->itr = (1000000 / ec->rx_coalesce_usecs); | |
1901 | adapter->itr_setting = adapter->itr & ~3; | |
1902 | } | |
1903 | ||
1904 | if (adapter->itr_setting != 0) | |
1905 | ew32(ITR, 1000000000 / (adapter->itr * 256)); | |
1906 | else | |
1907 | ew32(ITR, 0); | |
1908 | ||
1909 | return 0; | |
1910 | } | |
1911 | ||
bc7f75fa AK |
1912 | static int e1000_nway_reset(struct net_device *netdev) |
1913 | { | |
1914 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
5962bc21 BA |
1915 | |
1916 | if (!netif_running(netdev)) | |
1917 | return -EAGAIN; | |
1918 | ||
1919 | if (!adapter->hw.mac.autoneg) | |
1920 | return -EINVAL; | |
1921 | ||
1922 | e1000e_reinit_locked(adapter); | |
1923 | ||
bc7f75fa AK |
1924 | return 0; |
1925 | } | |
1926 | ||
bc7f75fa AK |
1927 | static void e1000_get_ethtool_stats(struct net_device *netdev, |
1928 | struct ethtool_stats *stats, | |
1929 | u64 *data) | |
1930 | { | |
1931 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
67fd4fcb | 1932 | struct rtnl_link_stats64 net_stats; |
bc7f75fa | 1933 | int i; |
e0f36a95 | 1934 | char *p = NULL; |
bc7f75fa | 1935 | |
67fd4fcb | 1936 | e1000e_get_stats64(netdev, &net_stats); |
bc7f75fa | 1937 | for (i = 0; i < E1000_GLOBAL_STATS_LEN; i++) { |
e0f36a95 AK |
1938 | switch (e1000_gstrings_stats[i].type) { |
1939 | case NETDEV_STATS: | |
67fd4fcb | 1940 | p = (char *) &net_stats + |
e0f36a95 AK |
1941 | e1000_gstrings_stats[i].stat_offset; |
1942 | break; | |
1943 | case E1000_STATS: | |
1944 | p = (char *) adapter + | |
1945 | e1000_gstrings_stats[i].stat_offset; | |
1946 | break; | |
61c75816 BA |
1947 | default: |
1948 | data[i] = 0; | |
1949 | continue; | |
e0f36a95 AK |
1950 | } |
1951 | ||
bc7f75fa AK |
1952 | data[i] = (e1000_gstrings_stats[i].sizeof_stat == |
1953 | sizeof(u64)) ? *(u64 *)p : *(u32 *)p; | |
1954 | } | |
1955 | } | |
1956 | ||
1957 | static void e1000_get_strings(struct net_device *netdev, u32 stringset, | |
1958 | u8 *data) | |
1959 | { | |
1960 | u8 *p = data; | |
1961 | int i; | |
1962 | ||
1963 | switch (stringset) { | |
1964 | case ETH_SS_TEST: | |
5c1bda0a | 1965 | memcpy(data, e1000_gstrings_test, sizeof(e1000_gstrings_test)); |
bc7f75fa AK |
1966 | break; |
1967 | case ETH_SS_STATS: | |
1968 | for (i = 0; i < E1000_GLOBAL_STATS_LEN; i++) { | |
1969 | memcpy(p, e1000_gstrings_stats[i].stat_string, | |
1970 | ETH_GSTRING_LEN); | |
1971 | p += ETH_GSTRING_LEN; | |
1972 | } | |
1973 | break; | |
1974 | } | |
1975 | } | |
1976 | ||
70495a50 BA |
1977 | static int e1000_get_rxnfc(struct net_device *netdev, |
1978 | struct ethtool_rxnfc *info, u32 *rule_locs) | |
1979 | { | |
1980 | info->data = 0; | |
1981 | ||
1982 | switch (info->cmd) { | |
1983 | case ETHTOOL_GRXFH: { | |
1984 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
1985 | struct e1000_hw *hw = &adapter->hw; | |
1986 | u32 mrqc = er32(MRQC); | |
1987 | ||
1988 | if (!(mrqc & E1000_MRQC_RSS_FIELD_MASK)) | |
1989 | return 0; | |
1990 | ||
1991 | switch (info->flow_type) { | |
1992 | case TCP_V4_FLOW: | |
1993 | if (mrqc & E1000_MRQC_RSS_FIELD_IPV4_TCP) | |
1994 | info->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; | |
1995 | /* fall through */ | |
1996 | case UDP_V4_FLOW: | |
1997 | case SCTP_V4_FLOW: | |
1998 | case AH_ESP_V4_FLOW: | |
1999 | case IPV4_FLOW: | |
2000 | if (mrqc & E1000_MRQC_RSS_FIELD_IPV4) | |
2001 | info->data |= RXH_IP_SRC | RXH_IP_DST; | |
2002 | break; | |
2003 | case TCP_V6_FLOW: | |
2004 | if (mrqc & E1000_MRQC_RSS_FIELD_IPV6_TCP) | |
2005 | info->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; | |
2006 | /* fall through */ | |
2007 | case UDP_V6_FLOW: | |
2008 | case SCTP_V6_FLOW: | |
2009 | case AH_ESP_V6_FLOW: | |
2010 | case IPV6_FLOW: | |
2011 | if (mrqc & E1000_MRQC_RSS_FIELD_IPV6) | |
2012 | info->data |= RXH_IP_SRC | RXH_IP_DST; | |
2013 | break; | |
2014 | default: | |
2015 | break; | |
2016 | } | |
2017 | return 0; | |
2018 | } | |
2019 | default: | |
2020 | return -EOPNOTSUPP; | |
2021 | } | |
2022 | } | |
2023 | ||
bc7f75fa AK |
2024 | static const struct ethtool_ops e1000_ethtool_ops = { |
2025 | .get_settings = e1000_get_settings, | |
2026 | .set_settings = e1000_set_settings, | |
2027 | .get_drvinfo = e1000_get_drvinfo, | |
2028 | .get_regs_len = e1000_get_regs_len, | |
2029 | .get_regs = e1000_get_regs, | |
2030 | .get_wol = e1000_get_wol, | |
2031 | .set_wol = e1000_set_wol, | |
2032 | .get_msglevel = e1000_get_msglevel, | |
2033 | .set_msglevel = e1000_set_msglevel, | |
2034 | .nway_reset = e1000_nway_reset, | |
ed4ba4b5 | 2035 | .get_link = ethtool_op_get_link, |
bc7f75fa AK |
2036 | .get_eeprom_len = e1000_get_eeprom_len, |
2037 | .get_eeprom = e1000_get_eeprom, | |
2038 | .set_eeprom = e1000_set_eeprom, | |
2039 | .get_ringparam = e1000_get_ringparam, | |
2040 | .set_ringparam = e1000_set_ringparam, | |
2041 | .get_pauseparam = e1000_get_pauseparam, | |
2042 | .set_pauseparam = e1000_set_pauseparam, | |
bc7f75fa AK |
2043 | .self_test = e1000_diag_test, |
2044 | .get_strings = e1000_get_strings, | |
dbf80dcb | 2045 | .set_phys_id = e1000_set_phys_id, |
bc7f75fa | 2046 | .get_ethtool_stats = e1000_get_ethtool_stats, |
b9f2c044 | 2047 | .get_sset_count = e1000e_get_sset_count, |
de5b3077 AK |
2048 | .get_coalesce = e1000_get_coalesce, |
2049 | .set_coalesce = e1000_set_coalesce, | |
70495a50 | 2050 | .get_rxnfc = e1000_get_rxnfc, |
bc7f75fa AK |
2051 | }; |
2052 | ||
2053 | void e1000e_set_ethtool_ops(struct net_device *netdev) | |
2054 | { | |
2055 | SET_ETHTOOL_OPS(netdev, &e1000_ethtool_ops); | |
2056 | } |