1 /* bnx2x_ethtool.c: Broadcom Everest network driver.
3 * Copyright (c) 2007-2013 Broadcom Corporation
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation.
9 * Maintained by: Ariel Elior <ariel.elior@qlogic.com>
10 * Written by: Eliezer Tamir
11 * Based on code from Michael Chan's bnx2 driver
12 * UDP CSUM errata workaround by Arik Gendelman
13 * Slowpath and fastpath rework by Vladislav Zolotarov
14 * Statistics and Link management by Yitchak Gertner
18 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
20 #include <linux/ethtool.h>
21 #include <linux/netdevice.h>
22 #include <linux/types.h>
23 #include <linux/sched.h>
24 #include <linux/crc32.h>
26 #include "bnx2x_cmn.h"
27 #include "bnx2x_dump.h"
28 #include "bnx2x_init.h"
30 /* Note: in the format strings below %s is replaced by the queue-name which is
31 * either its index or 'fcoe' for the fcoe queue. Make sure the format string
32 * length does not exceed ETH_GSTRING_LEN - MAX_QUEUE_NAME_LEN + 2
34 #define MAX_QUEUE_NAME_LEN 4
38 char string[ETH_GSTRING_LEN];
39 } bnx2x_q_stats_arr[] = {
40 /* 1 */ { Q_STATS_OFFSET32(total_bytes_received_hi), 8, "[%s]: rx_bytes" },
41 { Q_STATS_OFFSET32(total_unicast_packets_received_hi),
42 8, "[%s]: rx_ucast_packets" },
43 { Q_STATS_OFFSET32(total_multicast_packets_received_hi),
44 8, "[%s]: rx_mcast_packets" },
45 { Q_STATS_OFFSET32(total_broadcast_packets_received_hi),
46 8, "[%s]: rx_bcast_packets" },
47 { Q_STATS_OFFSET32(no_buff_discard_hi), 8, "[%s]: rx_discards" },
48 { Q_STATS_OFFSET32(rx_err_discard_pkt),
49 4, "[%s]: rx_phy_ip_err_discards"},
50 { Q_STATS_OFFSET32(rx_skb_alloc_failed),
51 4, "[%s]: rx_skb_alloc_discard" },
52 { Q_STATS_OFFSET32(hw_csum_err), 4, "[%s]: rx_csum_offload_errors" },
54 { Q_STATS_OFFSET32(total_bytes_transmitted_hi), 8, "[%s]: tx_bytes" },
55 /* 10 */{ Q_STATS_OFFSET32(total_unicast_packets_transmitted_hi),
56 8, "[%s]: tx_ucast_packets" },
57 { Q_STATS_OFFSET32(total_multicast_packets_transmitted_hi),
58 8, "[%s]: tx_mcast_packets" },
59 { Q_STATS_OFFSET32(total_broadcast_packets_transmitted_hi),
60 8, "[%s]: tx_bcast_packets" },
61 { Q_STATS_OFFSET32(total_tpa_aggregations_hi),
62 8, "[%s]: tpa_aggregations" },
63 { Q_STATS_OFFSET32(total_tpa_aggregated_frames_hi),
64 8, "[%s]: tpa_aggregated_frames"},
65 { Q_STATS_OFFSET32(total_tpa_bytes_hi), 8, "[%s]: tpa_bytes"},
66 { Q_STATS_OFFSET32(driver_filtered_tx_pkt),
67 4, "[%s]: driver_filtered_tx_pkt" }
70 #define BNX2X_NUM_Q_STATS ARRAY_SIZE(bnx2x_q_stats_arr)
76 #define STATS_FLAGS_PORT 1
77 #define STATS_FLAGS_FUNC 2
78 #define STATS_FLAGS_BOTH (STATS_FLAGS_FUNC | STATS_FLAGS_PORT)
79 char string[ETH_GSTRING_LEN];
80 } bnx2x_stats_arr[] = {
81 /* 1 */ { STATS_OFFSET32(total_bytes_received_hi),
82 8, STATS_FLAGS_BOTH, "rx_bytes" },
83 { STATS_OFFSET32(error_bytes_received_hi),
84 8, STATS_FLAGS_BOTH, "rx_error_bytes" },
85 { STATS_OFFSET32(total_unicast_packets_received_hi),
86 8, STATS_FLAGS_BOTH, "rx_ucast_packets" },
87 { STATS_OFFSET32(total_multicast_packets_received_hi),
88 8, STATS_FLAGS_BOTH, "rx_mcast_packets" },
89 { STATS_OFFSET32(total_broadcast_packets_received_hi),
90 8, STATS_FLAGS_BOTH, "rx_bcast_packets" },
91 { STATS_OFFSET32(rx_stat_dot3statsfcserrors_hi),
92 8, STATS_FLAGS_PORT, "rx_crc_errors" },
93 { STATS_OFFSET32(rx_stat_dot3statsalignmenterrors_hi),
94 8, STATS_FLAGS_PORT, "rx_align_errors" },
95 { STATS_OFFSET32(rx_stat_etherstatsundersizepkts_hi),
96 8, STATS_FLAGS_PORT, "rx_undersize_packets" },
97 { STATS_OFFSET32(etherstatsoverrsizepkts_hi),
98 8, STATS_FLAGS_PORT, "rx_oversize_packets" },
99 /* 10 */{ STATS_OFFSET32(rx_stat_etherstatsfragments_hi),
100 8, STATS_FLAGS_PORT, "rx_fragments" },
101 { STATS_OFFSET32(rx_stat_etherstatsjabbers_hi),
102 8, STATS_FLAGS_PORT, "rx_jabbers" },
103 { STATS_OFFSET32(no_buff_discard_hi),
104 8, STATS_FLAGS_BOTH, "rx_discards" },
105 { STATS_OFFSET32(mac_filter_discard),
106 4, STATS_FLAGS_PORT, "rx_filtered_packets" },
107 { STATS_OFFSET32(mf_tag_discard),
108 4, STATS_FLAGS_PORT, "rx_mf_tag_discard" },
109 { STATS_OFFSET32(pfc_frames_received_hi),
110 8, STATS_FLAGS_PORT, "pfc_frames_received" },
111 { STATS_OFFSET32(pfc_frames_sent_hi),
112 8, STATS_FLAGS_PORT, "pfc_frames_sent" },
113 { STATS_OFFSET32(brb_drop_hi),
114 8, STATS_FLAGS_PORT, "rx_brb_discard" },
115 { STATS_OFFSET32(brb_truncate_hi),
116 8, STATS_FLAGS_PORT, "rx_brb_truncate" },
117 { STATS_OFFSET32(pause_frames_received_hi),
118 8, STATS_FLAGS_PORT, "rx_pause_frames" },
119 { STATS_OFFSET32(rx_stat_maccontrolframesreceived_hi),
120 8, STATS_FLAGS_PORT, "rx_mac_ctrl_frames" },
121 { STATS_OFFSET32(nig_timer_max),
122 4, STATS_FLAGS_PORT, "rx_constant_pause_events" },
123 /* 20 */{ STATS_OFFSET32(rx_err_discard_pkt),
124 4, STATS_FLAGS_BOTH, "rx_phy_ip_err_discards"},
125 { STATS_OFFSET32(rx_skb_alloc_failed),
126 4, STATS_FLAGS_BOTH, "rx_skb_alloc_discard" },
127 { STATS_OFFSET32(hw_csum_err),
128 4, STATS_FLAGS_BOTH, "rx_csum_offload_errors" },
130 { STATS_OFFSET32(total_bytes_transmitted_hi),
131 8, STATS_FLAGS_BOTH, "tx_bytes" },
132 { STATS_OFFSET32(tx_stat_ifhcoutbadoctets_hi),
133 8, STATS_FLAGS_PORT, "tx_error_bytes" },
134 { STATS_OFFSET32(total_unicast_packets_transmitted_hi),
135 8, STATS_FLAGS_BOTH, "tx_ucast_packets" },
136 { STATS_OFFSET32(total_multicast_packets_transmitted_hi),
137 8, STATS_FLAGS_BOTH, "tx_mcast_packets" },
138 { STATS_OFFSET32(total_broadcast_packets_transmitted_hi),
139 8, STATS_FLAGS_BOTH, "tx_bcast_packets" },
140 { STATS_OFFSET32(tx_stat_dot3statsinternalmactransmiterrors_hi),
141 8, STATS_FLAGS_PORT, "tx_mac_errors" },
142 { STATS_OFFSET32(rx_stat_dot3statscarriersenseerrors_hi),
143 8, STATS_FLAGS_PORT, "tx_carrier_errors" },
144 /* 30 */{ STATS_OFFSET32(tx_stat_dot3statssinglecollisionframes_hi),
145 8, STATS_FLAGS_PORT, "tx_single_collisions" },
146 { STATS_OFFSET32(tx_stat_dot3statsmultiplecollisionframes_hi),
147 8, STATS_FLAGS_PORT, "tx_multi_collisions" },
148 { STATS_OFFSET32(tx_stat_dot3statsdeferredtransmissions_hi),
149 8, STATS_FLAGS_PORT, "tx_deferred" },
150 { STATS_OFFSET32(tx_stat_dot3statsexcessivecollisions_hi),
151 8, STATS_FLAGS_PORT, "tx_excess_collisions" },
152 { STATS_OFFSET32(tx_stat_dot3statslatecollisions_hi),
153 8, STATS_FLAGS_PORT, "tx_late_collisions" },
154 { STATS_OFFSET32(tx_stat_etherstatscollisions_hi),
155 8, STATS_FLAGS_PORT, "tx_total_collisions" },
156 { STATS_OFFSET32(tx_stat_etherstatspkts64octets_hi),
157 8, STATS_FLAGS_PORT, "tx_64_byte_packets" },
158 { STATS_OFFSET32(tx_stat_etherstatspkts65octetsto127octets_hi),
159 8, STATS_FLAGS_PORT, "tx_65_to_127_byte_packets" },
160 { STATS_OFFSET32(tx_stat_etherstatspkts128octetsto255octets_hi),
161 8, STATS_FLAGS_PORT, "tx_128_to_255_byte_packets" },
162 { STATS_OFFSET32(tx_stat_etherstatspkts256octetsto511octets_hi),
163 8, STATS_FLAGS_PORT, "tx_256_to_511_byte_packets" },
164 /* 40 */{ STATS_OFFSET32(tx_stat_etherstatspkts512octetsto1023octets_hi),
165 8, STATS_FLAGS_PORT, "tx_512_to_1023_byte_packets" },
166 { STATS_OFFSET32(etherstatspkts1024octetsto1522octets_hi),
167 8, STATS_FLAGS_PORT, "tx_1024_to_1522_byte_packets" },
168 { STATS_OFFSET32(etherstatspktsover1522octets_hi),
169 8, STATS_FLAGS_PORT, "tx_1523_to_9022_byte_packets" },
170 { STATS_OFFSET32(pause_frames_sent_hi),
171 8, STATS_FLAGS_PORT, "tx_pause_frames" },
172 { STATS_OFFSET32(total_tpa_aggregations_hi),
173 8, STATS_FLAGS_FUNC, "tpa_aggregations" },
174 { STATS_OFFSET32(total_tpa_aggregated_frames_hi),
175 8, STATS_FLAGS_FUNC, "tpa_aggregated_frames"},
176 { STATS_OFFSET32(total_tpa_bytes_hi),
177 8, STATS_FLAGS_FUNC, "tpa_bytes"},
178 { STATS_OFFSET32(recoverable_error),
179 4, STATS_FLAGS_FUNC, "recoverable_errors" },
180 { STATS_OFFSET32(unrecoverable_error),
181 4, STATS_FLAGS_FUNC, "unrecoverable_errors" },
182 { STATS_OFFSET32(driver_filtered_tx_pkt),
183 4, STATS_FLAGS_FUNC, "driver_filtered_tx_pkt" },
184 { STATS_OFFSET32(eee_tx_lpi),
185 4, STATS_FLAGS_PORT, "Tx LPI entry count"}
188 #define BNX2X_NUM_STATS ARRAY_SIZE(bnx2x_stats_arr)
190 static int bnx2x_get_port_type(struct bnx2x *bp)
193 u32 phy_idx = bnx2x_get_cur_phy_idx(bp);
194 switch (bp->link_params.phy[phy_idx].media_type) {
195 case ETH_PHY_SFPP_10G_FIBER:
196 case ETH_PHY_SFP_1G_FIBER:
197 case ETH_PHY_XFP_FIBER:
200 port_type = PORT_FIBRE;
202 case ETH_PHY_DA_TWINAX:
208 case ETH_PHY_NOT_PRESENT:
209 port_type = PORT_NONE;
211 case ETH_PHY_UNSPECIFIED:
213 port_type = PORT_OTHER;
219 static int bnx2x_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
221 struct bnx2x *bp = netdev_priv(dev);
222 int cfg_idx = bnx2x_get_link_cfg_idx(bp);
224 /* Dual Media boards present all available port types */
225 cmd->supported = bp->port.supported[cfg_idx] |
226 (bp->port.supported[cfg_idx ^ 1] &
227 (SUPPORTED_TP | SUPPORTED_FIBRE));
228 cmd->advertising = bp->port.advertising[cfg_idx];
229 if (bp->link_params.phy[bnx2x_get_cur_phy_idx(bp)].media_type ==
230 ETH_PHY_SFP_1G_FIBER) {
231 cmd->supported &= ~(SUPPORTED_10000baseT_Full);
232 cmd->advertising &= ~(ADVERTISED_10000baseT_Full);
235 if ((bp->state == BNX2X_STATE_OPEN) && bp->link_vars.link_up &&
236 !(bp->flags & MF_FUNC_DIS)) {
237 cmd->duplex = bp->link_vars.duplex;
239 if (IS_MF(bp) && !BP_NOMCP(bp))
240 ethtool_cmd_speed_set(cmd, bnx2x_get_mf_speed(bp));
242 ethtool_cmd_speed_set(cmd, bp->link_vars.line_speed);
244 cmd->duplex = DUPLEX_UNKNOWN;
245 ethtool_cmd_speed_set(cmd, SPEED_UNKNOWN);
248 cmd->port = bnx2x_get_port_type(bp);
250 cmd->phy_address = bp->mdio.prtad;
251 cmd->transceiver = XCVR_INTERNAL;
253 if (bp->link_params.req_line_speed[cfg_idx] == SPEED_AUTO_NEG)
254 cmd->autoneg = AUTONEG_ENABLE;
256 cmd->autoneg = AUTONEG_DISABLE;
258 /* Publish LP advertised speeds and FC */
259 if (bp->link_vars.link_status & LINK_STATUS_AUTO_NEGOTIATE_COMPLETE) {
260 u32 status = bp->link_vars.link_status;
262 cmd->lp_advertising |= ADVERTISED_Autoneg;
263 if (status & LINK_STATUS_LINK_PARTNER_SYMMETRIC_PAUSE)
264 cmd->lp_advertising |= ADVERTISED_Pause;
265 if (status & LINK_STATUS_LINK_PARTNER_ASYMMETRIC_PAUSE)
266 cmd->lp_advertising |= ADVERTISED_Asym_Pause;
268 if (status & LINK_STATUS_LINK_PARTNER_10THD_CAPABLE)
269 cmd->lp_advertising |= ADVERTISED_10baseT_Half;
270 if (status & LINK_STATUS_LINK_PARTNER_10TFD_CAPABLE)
271 cmd->lp_advertising |= ADVERTISED_10baseT_Full;
272 if (status & LINK_STATUS_LINK_PARTNER_100TXHD_CAPABLE)
273 cmd->lp_advertising |= ADVERTISED_100baseT_Half;
274 if (status & LINK_STATUS_LINK_PARTNER_100TXFD_CAPABLE)
275 cmd->lp_advertising |= ADVERTISED_100baseT_Full;
276 if (status & LINK_STATUS_LINK_PARTNER_1000THD_CAPABLE)
277 cmd->lp_advertising |= ADVERTISED_1000baseT_Half;
278 if (status & LINK_STATUS_LINK_PARTNER_1000TFD_CAPABLE)
279 cmd->lp_advertising |= ADVERTISED_1000baseT_Full;
280 if (status & LINK_STATUS_LINK_PARTNER_2500XFD_CAPABLE)
281 cmd->lp_advertising |= ADVERTISED_2500baseX_Full;
282 if (status & LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE)
283 cmd->lp_advertising |= ADVERTISED_10000baseT_Full;
284 if (status & LINK_STATUS_LINK_PARTNER_20GXFD_CAPABLE)
285 cmd->lp_advertising |= ADVERTISED_20000baseKR2_Full;
291 DP(BNX2X_MSG_ETHTOOL, "ethtool_cmd: cmd %d\n"
292 " supported 0x%x advertising 0x%x speed %u\n"
293 " duplex %d port %d phy_address %d transceiver %d\n"
294 " autoneg %d maxtxpkt %d maxrxpkt %d\n",
295 cmd->cmd, cmd->supported, cmd->advertising,
296 ethtool_cmd_speed(cmd),
297 cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver,
298 cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt);
303 static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
305 struct bnx2x *bp = netdev_priv(dev);
306 u32 advertising, cfg_idx, old_multi_phy_config, new_multi_phy_config;
312 DP(BNX2X_MSG_ETHTOOL, "ethtool_cmd: cmd %d\n"
313 " supported 0x%x advertising 0x%x speed %u\n"
314 " duplex %d port %d phy_address %d transceiver %d\n"
315 " autoneg %d maxtxpkt %d maxrxpkt %d\n",
316 cmd->cmd, cmd->supported, cmd->advertising,
317 ethtool_cmd_speed(cmd),
318 cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver,
319 cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt);
321 speed = ethtool_cmd_speed(cmd);
323 /* If received a request for an unknown duplex, assume full*/
324 if (cmd->duplex == DUPLEX_UNKNOWN)
325 cmd->duplex = DUPLEX_FULL;
329 u32 line_speed = bp->link_vars.line_speed;
331 /* use 10G if no link detected */
335 if (bp->common.bc_ver < REQ_BC_VER_4_SET_MF_BW) {
336 DP(BNX2X_MSG_ETHTOOL,
337 "To set speed BC %X or higher is required, please upgrade BC\n",
338 REQ_BC_VER_4_SET_MF_BW);
342 part = (speed * 100) / line_speed;
344 if (line_speed < speed || !part) {
345 DP(BNX2X_MSG_ETHTOOL,
346 "Speed setting should be in a range from 1%% to 100%% of actual line speed\n");
350 if (bp->state != BNX2X_STATE_OPEN)
351 /* store value for following "load" */
352 bp->pending_max = part;
354 bnx2x_update_max_mf_config(bp, part);
359 cfg_idx = bnx2x_get_link_cfg_idx(bp);
360 old_multi_phy_config = bp->link_params.multi_phy_config;
361 if (cmd->port != bnx2x_get_port_type(bp)) {
364 if (!(bp->port.supported[0] & SUPPORTED_TP ||
365 bp->port.supported[1] & SUPPORTED_TP)) {
366 DP(BNX2X_MSG_ETHTOOL,
367 "Unsupported port type\n");
370 bp->link_params.multi_phy_config &=
371 ~PORT_HW_CFG_PHY_SELECTION_MASK;
372 if (bp->link_params.multi_phy_config &
373 PORT_HW_CFG_PHY_SWAPPED_ENABLED)
374 bp->link_params.multi_phy_config |=
375 PORT_HW_CFG_PHY_SELECTION_SECOND_PHY;
377 bp->link_params.multi_phy_config |=
378 PORT_HW_CFG_PHY_SELECTION_FIRST_PHY;
382 if (!(bp->port.supported[0] & SUPPORTED_FIBRE ||
383 bp->port.supported[1] & SUPPORTED_FIBRE)) {
384 DP(BNX2X_MSG_ETHTOOL,
385 "Unsupported port type\n");
388 bp->link_params.multi_phy_config &=
389 ~PORT_HW_CFG_PHY_SELECTION_MASK;
390 if (bp->link_params.multi_phy_config &
391 PORT_HW_CFG_PHY_SWAPPED_ENABLED)
392 bp->link_params.multi_phy_config |=
393 PORT_HW_CFG_PHY_SELECTION_FIRST_PHY;
395 bp->link_params.multi_phy_config |=
396 PORT_HW_CFG_PHY_SELECTION_SECOND_PHY;
399 DP(BNX2X_MSG_ETHTOOL, "Unsupported port type\n");
403 /* Save new config in case command complete successfully */
404 new_multi_phy_config = bp->link_params.multi_phy_config;
405 /* Get the new cfg_idx */
406 cfg_idx = bnx2x_get_link_cfg_idx(bp);
407 /* Restore old config in case command failed */
408 bp->link_params.multi_phy_config = old_multi_phy_config;
409 DP(BNX2X_MSG_ETHTOOL, "cfg_idx = %x\n", cfg_idx);
411 if (cmd->autoneg == AUTONEG_ENABLE) {
412 u32 an_supported_speed = bp->port.supported[cfg_idx];
413 if (bp->link_params.phy[EXT_PHY1].type ==
414 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84833)
415 an_supported_speed |= (SUPPORTED_100baseT_Half |
416 SUPPORTED_100baseT_Full);
417 if (!(bp->port.supported[cfg_idx] & SUPPORTED_Autoneg)) {
418 DP(BNX2X_MSG_ETHTOOL, "Autoneg not supported\n");
422 /* advertise the requested speed and duplex if supported */
423 if (cmd->advertising & ~an_supported_speed) {
424 DP(BNX2X_MSG_ETHTOOL,
425 "Advertisement parameters are not supported\n");
429 bp->link_params.req_line_speed[cfg_idx] = SPEED_AUTO_NEG;
430 bp->link_params.req_duplex[cfg_idx] = cmd->duplex;
431 bp->port.advertising[cfg_idx] = (ADVERTISED_Autoneg |
433 if (cmd->advertising) {
435 bp->link_params.speed_cap_mask[cfg_idx] = 0;
436 if (cmd->advertising & ADVERTISED_10baseT_Half) {
437 bp->link_params.speed_cap_mask[cfg_idx] |=
438 PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF;
440 if (cmd->advertising & ADVERTISED_10baseT_Full)
441 bp->link_params.speed_cap_mask[cfg_idx] |=
442 PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL;
444 if (cmd->advertising & ADVERTISED_100baseT_Full)
445 bp->link_params.speed_cap_mask[cfg_idx] |=
446 PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL;
448 if (cmd->advertising & ADVERTISED_100baseT_Half) {
449 bp->link_params.speed_cap_mask[cfg_idx] |=
450 PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF;
452 if (cmd->advertising & ADVERTISED_1000baseT_Half) {
453 bp->link_params.speed_cap_mask[cfg_idx] |=
454 PORT_HW_CFG_SPEED_CAPABILITY_D0_1G;
456 if (cmd->advertising & (ADVERTISED_1000baseT_Full |
457 ADVERTISED_1000baseKX_Full))
458 bp->link_params.speed_cap_mask[cfg_idx] |=
459 PORT_HW_CFG_SPEED_CAPABILITY_D0_1G;
461 if (cmd->advertising & (ADVERTISED_10000baseT_Full |
462 ADVERTISED_10000baseKX4_Full |
463 ADVERTISED_10000baseKR_Full))
464 bp->link_params.speed_cap_mask[cfg_idx] |=
465 PORT_HW_CFG_SPEED_CAPABILITY_D0_10G;
467 if (cmd->advertising & ADVERTISED_20000baseKR2_Full)
468 bp->link_params.speed_cap_mask[cfg_idx] |=
469 PORT_HW_CFG_SPEED_CAPABILITY_D0_20G;
471 } else { /* forced speed */
472 /* advertise the requested speed and duplex if supported */
475 if (cmd->duplex == DUPLEX_FULL) {
476 if (!(bp->port.supported[cfg_idx] &
477 SUPPORTED_10baseT_Full)) {
478 DP(BNX2X_MSG_ETHTOOL,
479 "10M full not supported\n");
483 advertising = (ADVERTISED_10baseT_Full |
486 if (!(bp->port.supported[cfg_idx] &
487 SUPPORTED_10baseT_Half)) {
488 DP(BNX2X_MSG_ETHTOOL,
489 "10M half not supported\n");
493 advertising = (ADVERTISED_10baseT_Half |
499 if (cmd->duplex == DUPLEX_FULL) {
500 if (!(bp->port.supported[cfg_idx] &
501 SUPPORTED_100baseT_Full)) {
502 DP(BNX2X_MSG_ETHTOOL,
503 "100M full not supported\n");
507 advertising = (ADVERTISED_100baseT_Full |
510 if (!(bp->port.supported[cfg_idx] &
511 SUPPORTED_100baseT_Half)) {
512 DP(BNX2X_MSG_ETHTOOL,
513 "100M half not supported\n");
517 advertising = (ADVERTISED_100baseT_Half |
523 if (cmd->duplex != DUPLEX_FULL) {
524 DP(BNX2X_MSG_ETHTOOL,
525 "1G half not supported\n");
529 if (!(bp->port.supported[cfg_idx] &
530 SUPPORTED_1000baseT_Full)) {
531 DP(BNX2X_MSG_ETHTOOL,
532 "1G full not supported\n");
536 advertising = (ADVERTISED_1000baseT_Full |
541 if (cmd->duplex != DUPLEX_FULL) {
542 DP(BNX2X_MSG_ETHTOOL,
543 "2.5G half not supported\n");
547 if (!(bp->port.supported[cfg_idx]
548 & SUPPORTED_2500baseX_Full)) {
549 DP(BNX2X_MSG_ETHTOOL,
550 "2.5G full not supported\n");
554 advertising = (ADVERTISED_2500baseX_Full |
559 if (cmd->duplex != DUPLEX_FULL) {
560 DP(BNX2X_MSG_ETHTOOL,
561 "10G half not supported\n");
564 phy_idx = bnx2x_get_cur_phy_idx(bp);
565 if (!(bp->port.supported[cfg_idx]
566 & SUPPORTED_10000baseT_Full) ||
567 (bp->link_params.phy[phy_idx].media_type ==
568 ETH_PHY_SFP_1G_FIBER)) {
569 DP(BNX2X_MSG_ETHTOOL,
570 "10G full not supported\n");
574 advertising = (ADVERTISED_10000baseT_Full |
579 DP(BNX2X_MSG_ETHTOOL, "Unsupported speed %u\n", speed);
583 bp->link_params.req_line_speed[cfg_idx] = speed;
584 bp->link_params.req_duplex[cfg_idx] = cmd->duplex;
585 bp->port.advertising[cfg_idx] = advertising;
588 DP(BNX2X_MSG_ETHTOOL, "req_line_speed %d\n"
589 " req_duplex %d advertising 0x%x\n",
590 bp->link_params.req_line_speed[cfg_idx],
591 bp->link_params.req_duplex[cfg_idx],
592 bp->port.advertising[cfg_idx]);
595 bp->link_params.multi_phy_config = new_multi_phy_config;
596 if (netif_running(dev)) {
597 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
604 #define DUMP_ALL_PRESETS 0x1FFF
605 #define DUMP_MAX_PRESETS 13
607 static int __bnx2x_get_preset_regs_len(struct bnx2x *bp, u32 preset)
610 return dump_num_registers[0][preset-1];
611 else if (CHIP_IS_E1H(bp))
612 return dump_num_registers[1][preset-1];
613 else if (CHIP_IS_E2(bp))
614 return dump_num_registers[2][preset-1];
615 else if (CHIP_IS_E3A0(bp))
616 return dump_num_registers[3][preset-1];
617 else if (CHIP_IS_E3B0(bp))
618 return dump_num_registers[4][preset-1];
623 static int __bnx2x_get_regs_len(struct bnx2x *bp)
628 /* Calculate the total preset regs length */
629 for (preset_idx = 1; preset_idx <= DUMP_MAX_PRESETS; preset_idx++)
630 regdump_len += __bnx2x_get_preset_regs_len(bp, preset_idx);
635 static int bnx2x_get_regs_len(struct net_device *dev)
637 struct bnx2x *bp = netdev_priv(dev);
643 regdump_len = __bnx2x_get_regs_len(bp);
645 regdump_len += sizeof(struct dump_header);
650 #define IS_E1_REG(chips) ((chips & DUMP_CHIP_E1) == DUMP_CHIP_E1)
651 #define IS_E1H_REG(chips) ((chips & DUMP_CHIP_E1H) == DUMP_CHIP_E1H)
652 #define IS_E2_REG(chips) ((chips & DUMP_CHIP_E2) == DUMP_CHIP_E2)
653 #define IS_E3A0_REG(chips) ((chips & DUMP_CHIP_E3A0) == DUMP_CHIP_E3A0)
654 #define IS_E3B0_REG(chips) ((chips & DUMP_CHIP_E3B0) == DUMP_CHIP_E3B0)
656 #define IS_REG_IN_PRESET(presets, idx) \
657 ((presets & (1 << (idx-1))) == (1 << (idx-1)))
659 /******* Paged registers info selectors ********/
660 static const u32 *__bnx2x_get_page_addr_ar(struct bnx2x *bp)
664 else if (CHIP_IS_E3(bp))
670 static u32 __bnx2x_get_page_reg_num(struct bnx2x *bp)
673 return PAGE_MODE_VALUES_E2;
674 else if (CHIP_IS_E3(bp))
675 return PAGE_MODE_VALUES_E3;
680 static const u32 *__bnx2x_get_page_write_ar(struct bnx2x *bp)
683 return page_write_regs_e2;
684 else if (CHIP_IS_E3(bp))
685 return page_write_regs_e3;
690 static u32 __bnx2x_get_page_write_num(struct bnx2x *bp)
693 return PAGE_WRITE_REGS_E2;
694 else if (CHIP_IS_E3(bp))
695 return PAGE_WRITE_REGS_E3;
700 static const struct reg_addr *__bnx2x_get_page_read_ar(struct bnx2x *bp)
703 return page_read_regs_e2;
704 else if (CHIP_IS_E3(bp))
705 return page_read_regs_e3;
710 static u32 __bnx2x_get_page_read_num(struct bnx2x *bp)
713 return PAGE_READ_REGS_E2;
714 else if (CHIP_IS_E3(bp))
715 return PAGE_READ_REGS_E3;
720 static bool bnx2x_is_reg_in_chip(struct bnx2x *bp,
721 const struct reg_addr *reg_info)
724 return IS_E1_REG(reg_info->chips);
725 else if (CHIP_IS_E1H(bp))
726 return IS_E1H_REG(reg_info->chips);
727 else if (CHIP_IS_E2(bp))
728 return IS_E2_REG(reg_info->chips);
729 else if (CHIP_IS_E3A0(bp))
730 return IS_E3A0_REG(reg_info->chips);
731 else if (CHIP_IS_E3B0(bp))
732 return IS_E3B0_REG(reg_info->chips);
737 static bool bnx2x_is_wreg_in_chip(struct bnx2x *bp,
738 const struct wreg_addr *wreg_info)
741 return IS_E1_REG(wreg_info->chips);
742 else if (CHIP_IS_E1H(bp))
743 return IS_E1H_REG(wreg_info->chips);
744 else if (CHIP_IS_E2(bp))
745 return IS_E2_REG(wreg_info->chips);
746 else if (CHIP_IS_E3A0(bp))
747 return IS_E3A0_REG(wreg_info->chips);
748 else if (CHIP_IS_E3B0(bp))
749 return IS_E3B0_REG(wreg_info->chips);
755 * bnx2x_read_pages_regs - read "paged" registers
760 * Reads "paged" memories: memories that may only be read by first writing to a
761 * specific address ("write address") and then reading from a specific address
762 * ("read address"). There may be more than one write address per "page" and
763 * more than one read address per write address.
765 static void bnx2x_read_pages_regs(struct bnx2x *bp, u32 *p, u32 preset)
769 /* addresses of the paged registers */
770 const u32 *page_addr = __bnx2x_get_page_addr_ar(bp);
771 /* number of paged registers */
772 int num_pages = __bnx2x_get_page_reg_num(bp);
773 /* write addresses */
774 const u32 *write_addr = __bnx2x_get_page_write_ar(bp);
775 /* number of write addresses */
776 int write_num = __bnx2x_get_page_write_num(bp);
777 /* read addresses info */
778 const struct reg_addr *read_addr = __bnx2x_get_page_read_ar(bp);
779 /* number of read addresses */
780 int read_num = __bnx2x_get_page_read_num(bp);
783 for (i = 0; i < num_pages; i++) {
784 for (j = 0; j < write_num; j++) {
785 REG_WR(bp, write_addr[j], page_addr[i]);
787 for (k = 0; k < read_num; k++) {
788 if (IS_REG_IN_PRESET(read_addr[k].presets,
790 size = read_addr[k].size;
791 for (n = 0; n < size; n++) {
792 addr = read_addr[k].addr + n*4;
793 *p++ = REG_RD(bp, addr);
801 static int __bnx2x_get_preset_regs(struct bnx2x *bp, u32 *p, u32 preset)
804 const struct wreg_addr *wreg_addr_p = NULL;
807 wreg_addr_p = &wreg_addr_e1;
808 else if (CHIP_IS_E1H(bp))
809 wreg_addr_p = &wreg_addr_e1h;
810 else if (CHIP_IS_E2(bp))
811 wreg_addr_p = &wreg_addr_e2;
812 else if (CHIP_IS_E3A0(bp))
813 wreg_addr_p = &wreg_addr_e3;
814 else if (CHIP_IS_E3B0(bp))
815 wreg_addr_p = &wreg_addr_e3b0;
817 /* Read the idle_chk registers */
818 for (i = 0; i < IDLE_REGS_COUNT; i++) {
819 if (bnx2x_is_reg_in_chip(bp, &idle_reg_addrs[i]) &&
820 IS_REG_IN_PRESET(idle_reg_addrs[i].presets, preset)) {
821 for (j = 0; j < idle_reg_addrs[i].size; j++)
822 *p++ = REG_RD(bp, idle_reg_addrs[i].addr + j*4);
826 /* Read the regular registers */
827 for (i = 0; i < REGS_COUNT; i++) {
828 if (bnx2x_is_reg_in_chip(bp, ®_addrs[i]) &&
829 IS_REG_IN_PRESET(reg_addrs[i].presets, preset)) {
830 for (j = 0; j < reg_addrs[i].size; j++)
831 *p++ = REG_RD(bp, reg_addrs[i].addr + j*4);
835 /* Read the CAM registers */
836 if (bnx2x_is_wreg_in_chip(bp, wreg_addr_p) &&
837 IS_REG_IN_PRESET(wreg_addr_p->presets, preset)) {
838 for (i = 0; i < wreg_addr_p->size; i++) {
839 *p++ = REG_RD(bp, wreg_addr_p->addr + i*4);
841 /* In case of wreg_addr register, read additional
842 registers from read_regs array
844 for (j = 0; j < wreg_addr_p->read_regs_count; j++) {
845 addr = *(wreg_addr_p->read_regs);
846 *p++ = REG_RD(bp, addr + j*4);
851 /* Paged registers are supported in E2 & E3 only */
852 if (CHIP_IS_E2(bp) || CHIP_IS_E3(bp)) {
853 /* Read "paged" registers */
854 bnx2x_read_pages_regs(bp, p, preset);
860 static void __bnx2x_get_regs(struct bnx2x *bp, u32 *p)
864 /* Read all registers, by reading all preset registers */
865 for (preset_idx = 1; preset_idx <= DUMP_MAX_PRESETS; preset_idx++) {
866 /* Skip presets with IOR */
867 if ((preset_idx == 2) ||
872 __bnx2x_get_preset_regs(bp, p, preset_idx);
873 p += __bnx2x_get_preset_regs_len(bp, preset_idx);
877 static void bnx2x_get_regs(struct net_device *dev,
878 struct ethtool_regs *regs, void *_p)
881 struct bnx2x *bp = netdev_priv(dev);
882 struct dump_header dump_hdr = {0};
885 memset(p, 0, regs->len);
887 if (!netif_running(bp->dev))
890 /* Disable parity attentions as long as following dump may
891 * cause false alarms by reading never written registers. We
892 * will re-enable parity attentions right after the dump.
895 bnx2x_disable_blocks_parity(bp);
897 dump_hdr.header_size = (sizeof(struct dump_header) / 4) - 1;
898 dump_hdr.preset = DUMP_ALL_PRESETS;
899 dump_hdr.version = BNX2X_DUMP_VERSION;
901 /* dump_meta_data presents OR of CHIP and PATH. */
902 if (CHIP_IS_E1(bp)) {
903 dump_hdr.dump_meta_data = DUMP_CHIP_E1;
904 } else if (CHIP_IS_E1H(bp)) {
905 dump_hdr.dump_meta_data = DUMP_CHIP_E1H;
906 } else if (CHIP_IS_E2(bp)) {
907 dump_hdr.dump_meta_data = DUMP_CHIP_E2 |
908 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
909 } else if (CHIP_IS_E3A0(bp)) {
910 dump_hdr.dump_meta_data = DUMP_CHIP_E3A0 |
911 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
912 } else if (CHIP_IS_E3B0(bp)) {
913 dump_hdr.dump_meta_data = DUMP_CHIP_E3B0 |
914 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
917 memcpy(p, &dump_hdr, sizeof(struct dump_header));
918 p += dump_hdr.header_size + 1;
920 /* Actually read the registers */
921 __bnx2x_get_regs(bp, p);
923 /* Re-enable parity attentions */
924 bnx2x_clear_blocks_parity(bp);
925 bnx2x_enable_blocks_parity(bp);
928 static int bnx2x_get_preset_regs_len(struct net_device *dev, u32 preset)
930 struct bnx2x *bp = netdev_priv(dev);
933 regdump_len = __bnx2x_get_preset_regs_len(bp, preset);
935 regdump_len += sizeof(struct dump_header);
940 static int bnx2x_set_dump(struct net_device *dev, struct ethtool_dump *val)
942 struct bnx2x *bp = netdev_priv(dev);
944 /* Use the ethtool_dump "flag" field as the dump preset index */
945 if (val->flag < 1 || val->flag > DUMP_MAX_PRESETS)
948 bp->dump_preset_idx = val->flag;
952 static int bnx2x_get_dump_flag(struct net_device *dev,
953 struct ethtool_dump *dump)
955 struct bnx2x *bp = netdev_priv(dev);
957 dump->version = BNX2X_DUMP_VERSION;
958 dump->flag = bp->dump_preset_idx;
959 /* Calculate the requested preset idx length */
960 dump->len = bnx2x_get_preset_regs_len(dev, bp->dump_preset_idx);
961 DP(BNX2X_MSG_ETHTOOL, "Get dump preset %d length=%d\n",
962 bp->dump_preset_idx, dump->len);
966 static int bnx2x_get_dump_data(struct net_device *dev,
967 struct ethtool_dump *dump,
971 struct bnx2x *bp = netdev_priv(dev);
972 struct dump_header dump_hdr = {0};
974 /* Disable parity attentions as long as following dump may
975 * cause false alarms by reading never written registers. We
976 * will re-enable parity attentions right after the dump.
979 bnx2x_disable_blocks_parity(bp);
981 dump_hdr.header_size = (sizeof(struct dump_header) / 4) - 1;
982 dump_hdr.preset = bp->dump_preset_idx;
983 dump_hdr.version = BNX2X_DUMP_VERSION;
985 DP(BNX2X_MSG_ETHTOOL, "Get dump data of preset %d\n", dump_hdr.preset);
987 /* dump_meta_data presents OR of CHIP and PATH. */
988 if (CHIP_IS_E1(bp)) {
989 dump_hdr.dump_meta_data = DUMP_CHIP_E1;
990 } else if (CHIP_IS_E1H(bp)) {
991 dump_hdr.dump_meta_data = DUMP_CHIP_E1H;
992 } else if (CHIP_IS_E2(bp)) {
993 dump_hdr.dump_meta_data = DUMP_CHIP_E2 |
994 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
995 } else if (CHIP_IS_E3A0(bp)) {
996 dump_hdr.dump_meta_data = DUMP_CHIP_E3A0 |
997 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
998 } else if (CHIP_IS_E3B0(bp)) {
999 dump_hdr.dump_meta_data = DUMP_CHIP_E3B0 |
1000 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
1003 memcpy(p, &dump_hdr, sizeof(struct dump_header));
1004 p += dump_hdr.header_size + 1;
1006 /* Actually read the registers */
1007 __bnx2x_get_preset_regs(bp, p, dump_hdr.preset);
1009 /* Re-enable parity attentions */
1010 bnx2x_clear_blocks_parity(bp);
1011 bnx2x_enable_blocks_parity(bp);
1016 static void bnx2x_get_drvinfo(struct net_device *dev,
1017 struct ethtool_drvinfo *info)
1019 struct bnx2x *bp = netdev_priv(dev);
1021 strlcpy(info->driver, DRV_MODULE_NAME, sizeof(info->driver));
1022 strlcpy(info->version, DRV_MODULE_VERSION, sizeof(info->version));
1024 bnx2x_fill_fw_str(bp, info->fw_version, sizeof(info->fw_version));
1026 strlcpy(info->bus_info, pci_name(bp->pdev), sizeof(info->bus_info));
1027 info->n_stats = BNX2X_NUM_STATS;
1028 info->testinfo_len = BNX2X_NUM_TESTS(bp);
1029 info->eedump_len = bp->common.flash_size;
1030 info->regdump_len = bnx2x_get_regs_len(dev);
1033 static void bnx2x_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
1035 struct bnx2x *bp = netdev_priv(dev);
1037 if (bp->flags & NO_WOL_FLAG) {
1041 wol->supported = WAKE_MAGIC;
1043 wol->wolopts = WAKE_MAGIC;
1047 memset(&wol->sopass, 0, sizeof(wol->sopass));
1050 static int bnx2x_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
1052 struct bnx2x *bp = netdev_priv(dev);
1054 if (wol->wolopts & ~WAKE_MAGIC) {
1055 DP(BNX2X_MSG_ETHTOOL, "WOL not supported\n");
1059 if (wol->wolopts & WAKE_MAGIC) {
1060 if (bp->flags & NO_WOL_FLAG) {
1061 DP(BNX2X_MSG_ETHTOOL, "WOL not supported\n");
1071 static u32 bnx2x_get_msglevel(struct net_device *dev)
1073 struct bnx2x *bp = netdev_priv(dev);
1075 return bp->msg_enable;
1078 static void bnx2x_set_msglevel(struct net_device *dev, u32 level)
1080 struct bnx2x *bp = netdev_priv(dev);
1082 if (capable(CAP_NET_ADMIN)) {
1083 /* dump MCP trace */
1084 if (IS_PF(bp) && (level & BNX2X_MSG_MCP))
1085 bnx2x_fw_dump_lvl(bp, KERN_INFO);
1086 bp->msg_enable = level;
1090 static int bnx2x_nway_reset(struct net_device *dev)
1092 struct bnx2x *bp = netdev_priv(dev);
1097 if (netif_running(dev)) {
1098 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
1099 bnx2x_force_link_reset(bp);
1106 static u32 bnx2x_get_link(struct net_device *dev)
1108 struct bnx2x *bp = netdev_priv(dev);
1110 if (bp->flags & MF_FUNC_DIS || (bp->state != BNX2X_STATE_OPEN))
1113 return bp->link_vars.link_up;
1116 static int bnx2x_get_eeprom_len(struct net_device *dev)
1118 struct bnx2x *bp = netdev_priv(dev);
1120 return bp->common.flash_size;
1123 /* Per pf misc lock must be acquired before the per port mcp lock. Otherwise,
1124 * had we done things the other way around, if two pfs from the same port would
1125 * attempt to access nvram at the same time, we could run into a scenario such
1127 * pf A takes the port lock.
1128 * pf B succeeds in taking the same lock since they are from the same port.
1129 * pf A takes the per pf misc lock. Performs eeprom access.
1130 * pf A finishes. Unlocks the per pf misc lock.
1131 * Pf B takes the lock and proceeds to perform it's own access.
1132 * pf A unlocks the per port lock, while pf B is still working (!).
1133 * mcp takes the per port lock and corrupts pf B's access (and/or has it's own
1134 * access corrupted by pf B)
1136 static int bnx2x_acquire_nvram_lock(struct bnx2x *bp)
1138 int port = BP_PORT(bp);
1142 /* acquire HW lock: protect against other PFs in PF Direct Assignment */
1143 bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_NVRAM);
1145 /* adjust timeout for emulation/FPGA */
1146 count = BNX2X_NVRAM_TIMEOUT_COUNT;
1147 if (CHIP_REV_IS_SLOW(bp))
1150 /* request access to nvram interface */
1151 REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB,
1152 (MCPR_NVM_SW_ARB_ARB_REQ_SET1 << port));
1154 for (i = 0; i < count*10; i++) {
1155 val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB);
1156 if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))
1162 if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) {
1163 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1164 "cannot get access to nvram interface\n");
1171 static int bnx2x_release_nvram_lock(struct bnx2x *bp)
1173 int port = BP_PORT(bp);
1177 /* adjust timeout for emulation/FPGA */
1178 count = BNX2X_NVRAM_TIMEOUT_COUNT;
1179 if (CHIP_REV_IS_SLOW(bp))
1182 /* relinquish nvram interface */
1183 REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB,
1184 (MCPR_NVM_SW_ARB_ARB_REQ_CLR1 << port));
1186 for (i = 0; i < count*10; i++) {
1187 val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB);
1188 if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)))
1194 if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) {
1195 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1196 "cannot free access to nvram interface\n");
1200 /* release HW lock: protect against other PFs in PF Direct Assignment */
1201 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_NVRAM);
1205 static void bnx2x_enable_nvram_access(struct bnx2x *bp)
1209 val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE);
1211 /* enable both bits, even on read */
1212 REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE,
1213 (val | MCPR_NVM_ACCESS_ENABLE_EN |
1214 MCPR_NVM_ACCESS_ENABLE_WR_EN));
1217 static void bnx2x_disable_nvram_access(struct bnx2x *bp)
1221 val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE);
1223 /* disable both bits, even after read */
1224 REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE,
1225 (val & ~(MCPR_NVM_ACCESS_ENABLE_EN |
1226 MCPR_NVM_ACCESS_ENABLE_WR_EN)));
1229 static int bnx2x_nvram_read_dword(struct bnx2x *bp, u32 offset, __be32 *ret_val,
1235 /* build the command word */
1236 cmd_flags |= MCPR_NVM_COMMAND_DOIT;
1238 /* need to clear DONE bit separately */
1239 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE);
1241 /* address of the NVRAM to read from */
1242 REG_WR(bp, MCP_REG_MCPR_NVM_ADDR,
1243 (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE));
1245 /* issue a read command */
1246 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags);
1248 /* adjust timeout for emulation/FPGA */
1249 count = BNX2X_NVRAM_TIMEOUT_COUNT;
1250 if (CHIP_REV_IS_SLOW(bp))
1253 /* wait for completion */
1256 for (i = 0; i < count; i++) {
1258 val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND);
1260 if (val & MCPR_NVM_COMMAND_DONE) {
1261 val = REG_RD(bp, MCP_REG_MCPR_NVM_READ);
1262 /* we read nvram data in cpu order
1263 * but ethtool sees it as an array of bytes
1264 * converting to big-endian will do the work
1266 *ret_val = cpu_to_be32(val);
1272 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1273 "nvram read timeout expired\n");
1277 static int bnx2x_nvram_read(struct bnx2x *bp, u32 offset, u8 *ret_buf,
1284 if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) {
1285 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1286 "Invalid parameter: offset 0x%x buf_size 0x%x\n",
1291 if (offset + buf_size > bp->common.flash_size) {
1292 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1293 "Invalid parameter: offset (0x%x) + buf_size (0x%x) > flash_size (0x%x)\n",
1294 offset, buf_size, bp->common.flash_size);
1298 /* request access to nvram interface */
1299 rc = bnx2x_acquire_nvram_lock(bp);
1303 /* enable access to nvram interface */
1304 bnx2x_enable_nvram_access(bp);
1306 /* read the first word(s) */
1307 cmd_flags = MCPR_NVM_COMMAND_FIRST;
1308 while ((buf_size > sizeof(u32)) && (rc == 0)) {
1309 rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags);
1310 memcpy(ret_buf, &val, 4);
1312 /* advance to the next dword */
1313 offset += sizeof(u32);
1314 ret_buf += sizeof(u32);
1315 buf_size -= sizeof(u32);
1320 cmd_flags |= MCPR_NVM_COMMAND_LAST;
1321 rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags);
1322 memcpy(ret_buf, &val, 4);
1325 /* disable access to nvram interface */
1326 bnx2x_disable_nvram_access(bp);
1327 bnx2x_release_nvram_lock(bp);
1332 static int bnx2x_nvram_read32(struct bnx2x *bp, u32 offset, u32 *buf,
1337 rc = bnx2x_nvram_read(bp, offset, (u8 *)buf, buf_size);
1340 __be32 *be = (__be32 *)buf;
1342 while ((buf_size -= 4) >= 0)
1343 *buf++ = be32_to_cpu(*be++);
1349 static bool bnx2x_is_nvm_accessible(struct bnx2x *bp)
1353 struct net_device *dev = pci_get_drvdata(bp->pdev);
1355 if (bp->pdev->pm_cap)
1356 rc = pci_read_config_word(bp->pdev,
1357 bp->pdev->pm_cap + PCI_PM_CTRL, &pm);
1359 if ((rc && !netif_running(dev)) ||
1360 (!rc && ((pm & PCI_PM_CTRL_STATE_MASK) != (__force u16)PCI_D0)))
1366 static int bnx2x_get_eeprom(struct net_device *dev,
1367 struct ethtool_eeprom *eeprom, u8 *eebuf)
1369 struct bnx2x *bp = netdev_priv(dev);
1371 if (!bnx2x_is_nvm_accessible(bp)) {
1372 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1373 "cannot access eeprom when the interface is down\n");
1377 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n"
1378 " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n",
1379 eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset,
1380 eeprom->len, eeprom->len);
1382 /* parameters already validated in ethtool_get_eeprom */
1384 return bnx2x_nvram_read(bp, eeprom->offset, eebuf, eeprom->len);
1387 static int bnx2x_get_module_eeprom(struct net_device *dev,
1388 struct ethtool_eeprom *ee,
1391 struct bnx2x *bp = netdev_priv(dev);
1392 int rc = -EINVAL, phy_idx;
1393 u8 *user_data = data;
1394 unsigned int start_addr = ee->offset, xfer_size = 0;
1396 if (!bnx2x_is_nvm_accessible(bp)) {
1397 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1398 "cannot access eeprom when the interface is down\n");
1402 phy_idx = bnx2x_get_cur_phy_idx(bp);
1404 /* Read A0 section */
1405 if (start_addr < ETH_MODULE_SFF_8079_LEN) {
1406 /* Limit transfer size to the A0 section boundary */
1407 if (start_addr + ee->len > ETH_MODULE_SFF_8079_LEN)
1408 xfer_size = ETH_MODULE_SFF_8079_LEN - start_addr;
1410 xfer_size = ee->len;
1411 bnx2x_acquire_phy_lock(bp);
1412 rc = bnx2x_read_sfp_module_eeprom(&bp->link_params.phy[phy_idx],
1418 bnx2x_release_phy_lock(bp);
1420 DP(BNX2X_MSG_ETHTOOL, "Failed reading A0 section\n");
1424 user_data += xfer_size;
1425 start_addr += xfer_size;
1428 /* Read A2 section */
1429 if ((start_addr >= ETH_MODULE_SFF_8079_LEN) &&
1430 (start_addr < ETH_MODULE_SFF_8472_LEN)) {
1431 xfer_size = ee->len - xfer_size;
1432 /* Limit transfer size to the A2 section boundary */
1433 if (start_addr + xfer_size > ETH_MODULE_SFF_8472_LEN)
1434 xfer_size = ETH_MODULE_SFF_8472_LEN - start_addr;
1435 start_addr -= ETH_MODULE_SFF_8079_LEN;
1436 bnx2x_acquire_phy_lock(bp);
1437 rc = bnx2x_read_sfp_module_eeprom(&bp->link_params.phy[phy_idx],
1443 bnx2x_release_phy_lock(bp);
1445 DP(BNX2X_MSG_ETHTOOL, "Failed reading A2 section\n");
1452 static int bnx2x_get_module_info(struct net_device *dev,
1453 struct ethtool_modinfo *modinfo)
1455 struct bnx2x *bp = netdev_priv(dev);
1457 u8 sff8472_comp, diag_type;
1459 if (!bnx2x_is_nvm_accessible(bp)) {
1460 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1461 "cannot access eeprom when the interface is down\n");
1464 phy_idx = bnx2x_get_cur_phy_idx(bp);
1465 bnx2x_acquire_phy_lock(bp);
1466 rc = bnx2x_read_sfp_module_eeprom(&bp->link_params.phy[phy_idx],
1469 SFP_EEPROM_SFF_8472_COMP_ADDR,
1470 SFP_EEPROM_SFF_8472_COMP_SIZE,
1472 bnx2x_release_phy_lock(bp);
1474 DP(BNX2X_MSG_ETHTOOL, "Failed reading SFF-8472 comp field\n");
1478 bnx2x_acquire_phy_lock(bp);
1479 rc = bnx2x_read_sfp_module_eeprom(&bp->link_params.phy[phy_idx],
1482 SFP_EEPROM_DIAG_TYPE_ADDR,
1483 SFP_EEPROM_DIAG_TYPE_SIZE,
1485 bnx2x_release_phy_lock(bp);
1487 DP(BNX2X_MSG_ETHTOOL, "Failed reading Diag Type field\n");
1491 if (!sff8472_comp ||
1492 (diag_type & SFP_EEPROM_DIAG_ADDR_CHANGE_REQ)) {
1493 modinfo->type = ETH_MODULE_SFF_8079;
1494 modinfo->eeprom_len = ETH_MODULE_SFF_8079_LEN;
1496 modinfo->type = ETH_MODULE_SFF_8472;
1497 modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN;
1502 static int bnx2x_nvram_write_dword(struct bnx2x *bp, u32 offset, u32 val,
1507 /* build the command word */
1508 cmd_flags |= MCPR_NVM_COMMAND_DOIT | MCPR_NVM_COMMAND_WR;
1510 /* need to clear DONE bit separately */
1511 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE);
1513 /* write the data */
1514 REG_WR(bp, MCP_REG_MCPR_NVM_WRITE, val);
1516 /* address of the NVRAM to write to */
1517 REG_WR(bp, MCP_REG_MCPR_NVM_ADDR,
1518 (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE));
1520 /* issue the write command */
1521 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags);
1523 /* adjust timeout for emulation/FPGA */
1524 count = BNX2X_NVRAM_TIMEOUT_COUNT;
1525 if (CHIP_REV_IS_SLOW(bp))
1528 /* wait for completion */
1530 for (i = 0; i < count; i++) {
1532 val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND);
1533 if (val & MCPR_NVM_COMMAND_DONE) {
1540 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1541 "nvram write timeout expired\n");
1545 #define BYTE_OFFSET(offset) (8 * (offset & 0x03))
1547 static int bnx2x_nvram_write1(struct bnx2x *bp, u32 offset, u8 *data_buf,
1551 u32 cmd_flags, align_offset, val;
1554 if (offset + buf_size > bp->common.flash_size) {
1555 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1556 "Invalid parameter: offset (0x%x) + buf_size (0x%x) > flash_size (0x%x)\n",
1557 offset, buf_size, bp->common.flash_size);
1561 /* request access to nvram interface */
1562 rc = bnx2x_acquire_nvram_lock(bp);
1566 /* enable access to nvram interface */
1567 bnx2x_enable_nvram_access(bp);
1569 cmd_flags = (MCPR_NVM_COMMAND_FIRST | MCPR_NVM_COMMAND_LAST);
1570 align_offset = (offset & ~0x03);
1571 rc = bnx2x_nvram_read_dword(bp, align_offset, &val_be, cmd_flags);
1574 /* nvram data is returned as an array of bytes
1575 * convert it back to cpu order
1577 val = be32_to_cpu(val_be);
1579 val &= ~le32_to_cpu((__force __le32)
1580 (0xff << BYTE_OFFSET(offset)));
1581 val |= le32_to_cpu((__force __le32)
1582 (*data_buf << BYTE_OFFSET(offset)));
1584 rc = bnx2x_nvram_write_dword(bp, align_offset, val,
1588 /* disable access to nvram interface */
1589 bnx2x_disable_nvram_access(bp);
1590 bnx2x_release_nvram_lock(bp);
1595 static int bnx2x_nvram_write(struct bnx2x *bp, u32 offset, u8 *data_buf,
1603 if (buf_size == 1) /* ethtool */
1604 return bnx2x_nvram_write1(bp, offset, data_buf, buf_size);
1606 if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) {
1607 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1608 "Invalid parameter: offset 0x%x buf_size 0x%x\n",
1613 if (offset + buf_size > bp->common.flash_size) {
1614 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1615 "Invalid parameter: offset (0x%x) + buf_size (0x%x) > flash_size (0x%x)\n",
1616 offset, buf_size, bp->common.flash_size);
1620 /* request access to nvram interface */
1621 rc = bnx2x_acquire_nvram_lock(bp);
1625 /* enable access to nvram interface */
1626 bnx2x_enable_nvram_access(bp);
1629 cmd_flags = MCPR_NVM_COMMAND_FIRST;
1630 while ((written_so_far < buf_size) && (rc == 0)) {
1631 if (written_so_far == (buf_size - sizeof(u32)))
1632 cmd_flags |= MCPR_NVM_COMMAND_LAST;
1633 else if (((offset + 4) % BNX2X_NVRAM_PAGE_SIZE) == 0)
1634 cmd_flags |= MCPR_NVM_COMMAND_LAST;
1635 else if ((offset % BNX2X_NVRAM_PAGE_SIZE) == 0)
1636 cmd_flags |= MCPR_NVM_COMMAND_FIRST;
1638 memcpy(&val, data_buf, 4);
1640 /* Notice unlike bnx2x_nvram_read_dword() this will not
1641 * change val using be32_to_cpu(), which causes data to flip
1642 * if the eeprom is read and then written back. This is due
1643 * to tools utilizing this functionality that would break
1644 * if this would be resolved.
1646 rc = bnx2x_nvram_write_dword(bp, offset, val, cmd_flags);
1648 /* advance to the next dword */
1649 offset += sizeof(u32);
1650 data_buf += sizeof(u32);
1651 written_so_far += sizeof(u32);
1655 /* disable access to nvram interface */
1656 bnx2x_disable_nvram_access(bp);
1657 bnx2x_release_nvram_lock(bp);
1662 static int bnx2x_set_eeprom(struct net_device *dev,
1663 struct ethtool_eeprom *eeprom, u8 *eebuf)
1665 struct bnx2x *bp = netdev_priv(dev);
1666 int port = BP_PORT(bp);
1670 if (!bnx2x_is_nvm_accessible(bp)) {
1671 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1672 "cannot access eeprom when the interface is down\n");
1676 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n"
1677 " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n",
1678 eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset,
1679 eeprom->len, eeprom->len);
1681 /* parameters already validated in ethtool_set_eeprom */
1683 /* PHY eeprom can be accessed only by the PMF */
1684 if ((eeprom->magic >= 0x50485900) && (eeprom->magic <= 0x504859FF) &&
1686 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1687 "wrong magic or interface is not pmf\n");
1693 dev_info.port_hw_config[port].external_phy_config);
1695 if (eeprom->magic == 0x50485950) {
1696 /* 'PHYP' (0x50485950): prepare phy for FW upgrade */
1697 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
1699 bnx2x_acquire_phy_lock(bp);
1700 rc |= bnx2x_link_reset(&bp->link_params,
1702 if (XGXS_EXT_PHY_TYPE(ext_phy_config) ==
1703 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101)
1704 bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
1705 MISC_REGISTERS_GPIO_HIGH, port);
1706 bnx2x_release_phy_lock(bp);
1707 bnx2x_link_report(bp);
1709 } else if (eeprom->magic == 0x50485952) {
1710 /* 'PHYR' (0x50485952): re-init link after FW upgrade */
1711 if (bp->state == BNX2X_STATE_OPEN) {
1712 bnx2x_acquire_phy_lock(bp);
1713 rc |= bnx2x_link_reset(&bp->link_params,
1716 rc |= bnx2x_phy_init(&bp->link_params,
1718 bnx2x_release_phy_lock(bp);
1719 bnx2x_calc_fc_adv(bp);
1721 } else if (eeprom->magic == 0x53985943) {
1722 /* 'PHYC' (0x53985943): PHY FW upgrade completed */
1723 if (XGXS_EXT_PHY_TYPE(ext_phy_config) ==
1724 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101) {
1726 /* DSP Remove Download Mode */
1727 bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
1728 MISC_REGISTERS_GPIO_LOW, port);
1730 bnx2x_acquire_phy_lock(bp);
1732 bnx2x_sfx7101_sp_sw_reset(bp,
1733 &bp->link_params.phy[EXT_PHY1]);
1735 /* wait 0.5 sec to allow it to run */
1737 bnx2x_ext_phy_hw_reset(bp, port);
1739 bnx2x_release_phy_lock(bp);
1742 rc = bnx2x_nvram_write(bp, eeprom->offset, eebuf, eeprom->len);
1747 static int bnx2x_get_coalesce(struct net_device *dev,
1748 struct ethtool_coalesce *coal)
1750 struct bnx2x *bp = netdev_priv(dev);
1752 memset(coal, 0, sizeof(struct ethtool_coalesce));
1754 coal->rx_coalesce_usecs = bp->rx_ticks;
1755 coal->tx_coalesce_usecs = bp->tx_ticks;
1760 static int bnx2x_set_coalesce(struct net_device *dev,
1761 struct ethtool_coalesce *coal)
1763 struct bnx2x *bp = netdev_priv(dev);
1765 bp->rx_ticks = (u16)coal->rx_coalesce_usecs;
1766 if (bp->rx_ticks > BNX2X_MAX_COALESCE_TOUT)
1767 bp->rx_ticks = BNX2X_MAX_COALESCE_TOUT;
1769 bp->tx_ticks = (u16)coal->tx_coalesce_usecs;
1770 if (bp->tx_ticks > BNX2X_MAX_COALESCE_TOUT)
1771 bp->tx_ticks = BNX2X_MAX_COALESCE_TOUT;
1773 if (netif_running(dev))
1774 bnx2x_update_coalesce(bp);
1779 static void bnx2x_get_ringparam(struct net_device *dev,
1780 struct ethtool_ringparam *ering)
1782 struct bnx2x *bp = netdev_priv(dev);
1784 ering->rx_max_pending = MAX_RX_AVAIL;
1786 if (bp->rx_ring_size)
1787 ering->rx_pending = bp->rx_ring_size;
1789 ering->rx_pending = MAX_RX_AVAIL;
1791 ering->tx_max_pending = IS_MF_FCOE_AFEX(bp) ? 0 : MAX_TX_AVAIL;
1792 ering->tx_pending = bp->tx_ring_size;
1795 static int bnx2x_set_ringparam(struct net_device *dev,
1796 struct ethtool_ringparam *ering)
1798 struct bnx2x *bp = netdev_priv(dev);
1800 DP(BNX2X_MSG_ETHTOOL,
1801 "set ring params command parameters: rx_pending = %d, tx_pending = %d\n",
1802 ering->rx_pending, ering->tx_pending);
1804 if (bp->recovery_state != BNX2X_RECOVERY_DONE) {
1805 DP(BNX2X_MSG_ETHTOOL,
1806 "Handling parity error recovery. Try again later\n");
1810 if ((ering->rx_pending > MAX_RX_AVAIL) ||
1811 (ering->rx_pending < (bp->disable_tpa ? MIN_RX_SIZE_NONTPA :
1812 MIN_RX_SIZE_TPA)) ||
1813 (ering->tx_pending > (IS_MF_FCOE_AFEX(bp) ? 0 : MAX_TX_AVAIL)) ||
1814 (ering->tx_pending <= MAX_SKB_FRAGS + 4)) {
1815 DP(BNX2X_MSG_ETHTOOL, "Command parameters not supported\n");
1819 bp->rx_ring_size = ering->rx_pending;
1820 bp->tx_ring_size = ering->tx_pending;
1822 return bnx2x_reload_if_running(dev);
1825 static void bnx2x_get_pauseparam(struct net_device *dev,
1826 struct ethtool_pauseparam *epause)
1828 struct bnx2x *bp = netdev_priv(dev);
1829 int cfg_idx = bnx2x_get_link_cfg_idx(bp);
1832 epause->autoneg = (bp->link_params.req_flow_ctrl[cfg_idx] ==
1833 BNX2X_FLOW_CTRL_AUTO);
1835 if (!epause->autoneg)
1836 cfg_reg = bp->link_params.req_flow_ctrl[cfg_idx];
1838 cfg_reg = bp->link_params.req_fc_auto_adv;
1840 epause->rx_pause = ((cfg_reg & BNX2X_FLOW_CTRL_RX) ==
1841 BNX2X_FLOW_CTRL_RX);
1842 epause->tx_pause = ((cfg_reg & BNX2X_FLOW_CTRL_TX) ==
1843 BNX2X_FLOW_CTRL_TX);
1845 DP(BNX2X_MSG_ETHTOOL, "ethtool_pauseparam: cmd %d\n"
1846 " autoneg %d rx_pause %d tx_pause %d\n",
1847 epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause);
1850 static int bnx2x_set_pauseparam(struct net_device *dev,
1851 struct ethtool_pauseparam *epause)
1853 struct bnx2x *bp = netdev_priv(dev);
1854 u32 cfg_idx = bnx2x_get_link_cfg_idx(bp);
1858 DP(BNX2X_MSG_ETHTOOL, "ethtool_pauseparam: cmd %d\n"
1859 " autoneg %d rx_pause %d tx_pause %d\n",
1860 epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause);
1862 bp->link_params.req_flow_ctrl[cfg_idx] = BNX2X_FLOW_CTRL_AUTO;
1864 if (epause->rx_pause)
1865 bp->link_params.req_flow_ctrl[cfg_idx] |= BNX2X_FLOW_CTRL_RX;
1867 if (epause->tx_pause)
1868 bp->link_params.req_flow_ctrl[cfg_idx] |= BNX2X_FLOW_CTRL_TX;
1870 if (bp->link_params.req_flow_ctrl[cfg_idx] == BNX2X_FLOW_CTRL_AUTO)
1871 bp->link_params.req_flow_ctrl[cfg_idx] = BNX2X_FLOW_CTRL_NONE;
1873 if (epause->autoneg) {
1874 if (!(bp->port.supported[cfg_idx] & SUPPORTED_Autoneg)) {
1875 DP(BNX2X_MSG_ETHTOOL, "autoneg not supported\n");
1879 if (bp->link_params.req_line_speed[cfg_idx] == SPEED_AUTO_NEG) {
1880 bp->link_params.req_flow_ctrl[cfg_idx] =
1881 BNX2X_FLOW_CTRL_AUTO;
1883 bp->link_params.req_fc_auto_adv = 0;
1884 if (epause->rx_pause)
1885 bp->link_params.req_fc_auto_adv |= BNX2X_FLOW_CTRL_RX;
1887 if (epause->tx_pause)
1888 bp->link_params.req_fc_auto_adv |= BNX2X_FLOW_CTRL_TX;
1890 if (!bp->link_params.req_fc_auto_adv)
1891 bp->link_params.req_fc_auto_adv |= BNX2X_FLOW_CTRL_NONE;
1894 DP(BNX2X_MSG_ETHTOOL,
1895 "req_flow_ctrl 0x%x\n", bp->link_params.req_flow_ctrl[cfg_idx]);
1897 if (netif_running(dev)) {
1898 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
1905 static const char bnx2x_tests_str_arr[BNX2X_NUM_TESTS_SF][ETH_GSTRING_LEN] = {
1906 "register_test (offline) ",
1907 "memory_test (offline) ",
1908 "int_loopback_test (offline)",
1909 "ext_loopback_test (offline)",
1910 "nvram_test (online) ",
1911 "interrupt_test (online) ",
1912 "link_test (online) "
1916 BNX2X_PRI_FLAG_ISCSI,
1917 BNX2X_PRI_FLAG_FCOE,
1918 BNX2X_PRI_FLAG_STORAGE,
1922 static const char bnx2x_private_arr[BNX2X_PRI_FLAG_LEN][ETH_GSTRING_LEN] = {
1923 "iSCSI offload support",
1924 "FCoE offload support",
1925 "Storage only interface"
1928 static u32 bnx2x_eee_to_adv(u32 eee_adv)
1932 if (eee_adv & SHMEM_EEE_100M_ADV)
1933 modes |= ADVERTISED_100baseT_Full;
1934 if (eee_adv & SHMEM_EEE_1G_ADV)
1935 modes |= ADVERTISED_1000baseT_Full;
1936 if (eee_adv & SHMEM_EEE_10G_ADV)
1937 modes |= ADVERTISED_10000baseT_Full;
1942 static u32 bnx2x_adv_to_eee(u32 modes, u32 shift)
1945 if (modes & ADVERTISED_100baseT_Full)
1946 eee_adv |= SHMEM_EEE_100M_ADV;
1947 if (modes & ADVERTISED_1000baseT_Full)
1948 eee_adv |= SHMEM_EEE_1G_ADV;
1949 if (modes & ADVERTISED_10000baseT_Full)
1950 eee_adv |= SHMEM_EEE_10G_ADV;
1952 return eee_adv << shift;
1955 static int bnx2x_get_eee(struct net_device *dev, struct ethtool_eee *edata)
1957 struct bnx2x *bp = netdev_priv(dev);
1960 if (!SHMEM2_HAS(bp, eee_status[BP_PORT(bp)])) {
1961 DP(BNX2X_MSG_ETHTOOL, "BC Version does not support EEE\n");
1965 eee_cfg = bp->link_vars.eee_status;
1968 bnx2x_eee_to_adv((eee_cfg & SHMEM_EEE_SUPPORTED_MASK) >>
1969 SHMEM_EEE_SUPPORTED_SHIFT);
1972 bnx2x_eee_to_adv((eee_cfg & SHMEM_EEE_ADV_STATUS_MASK) >>
1973 SHMEM_EEE_ADV_STATUS_SHIFT);
1974 edata->lp_advertised =
1975 bnx2x_eee_to_adv((eee_cfg & SHMEM_EEE_LP_ADV_STATUS_MASK) >>
1976 SHMEM_EEE_LP_ADV_STATUS_SHIFT);
1978 /* SHMEM value is in 16u units --> Convert to 1u units. */
1979 edata->tx_lpi_timer = (eee_cfg & SHMEM_EEE_TIMER_MASK) << 4;
1981 edata->eee_enabled = (eee_cfg & SHMEM_EEE_REQUESTED_BIT) ? 1 : 0;
1982 edata->eee_active = (eee_cfg & SHMEM_EEE_ACTIVE_BIT) ? 1 : 0;
1983 edata->tx_lpi_enabled = (eee_cfg & SHMEM_EEE_LPI_REQUESTED_BIT) ? 1 : 0;
1988 static int bnx2x_set_eee(struct net_device *dev, struct ethtool_eee *edata)
1990 struct bnx2x *bp = netdev_priv(dev);
1997 if (!SHMEM2_HAS(bp, eee_status[BP_PORT(bp)])) {
1998 DP(BNX2X_MSG_ETHTOOL, "BC Version does not support EEE\n");
2002 eee_cfg = bp->link_vars.eee_status;
2004 if (!(eee_cfg & SHMEM_EEE_SUPPORTED_MASK)) {
2005 DP(BNX2X_MSG_ETHTOOL, "Board does not support EEE!\n");
2009 advertised = bnx2x_adv_to_eee(edata->advertised,
2010 SHMEM_EEE_ADV_STATUS_SHIFT);
2011 if ((advertised != (eee_cfg & SHMEM_EEE_ADV_STATUS_MASK))) {
2012 DP(BNX2X_MSG_ETHTOOL,
2013 "Direct manipulation of EEE advertisement is not supported\n");
2017 if (edata->tx_lpi_timer > EEE_MODE_TIMER_MASK) {
2018 DP(BNX2X_MSG_ETHTOOL,
2019 "Maximal Tx Lpi timer supported is %x(u)\n",
2020 EEE_MODE_TIMER_MASK);
2023 if (edata->tx_lpi_enabled &&
2024 (edata->tx_lpi_timer < EEE_MODE_NVRAM_AGGRESSIVE_TIME)) {
2025 DP(BNX2X_MSG_ETHTOOL,
2026 "Minimal Tx Lpi timer supported is %d(u)\n",
2027 EEE_MODE_NVRAM_AGGRESSIVE_TIME);
2031 /* All is well; Apply changes*/
2032 if (edata->eee_enabled)
2033 bp->link_params.eee_mode |= EEE_MODE_ADV_LPI;
2035 bp->link_params.eee_mode &= ~EEE_MODE_ADV_LPI;
2037 if (edata->tx_lpi_enabled)
2038 bp->link_params.eee_mode |= EEE_MODE_ENABLE_LPI;
2040 bp->link_params.eee_mode &= ~EEE_MODE_ENABLE_LPI;
2042 bp->link_params.eee_mode &= ~EEE_MODE_TIMER_MASK;
2043 bp->link_params.eee_mode |= (edata->tx_lpi_timer &
2044 EEE_MODE_TIMER_MASK) |
2045 EEE_MODE_OVERRIDE_NVRAM |
2046 EEE_MODE_OUTPUT_TIME;
2048 /* Restart link to propagate changes */
2049 if (netif_running(dev)) {
2050 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
2051 bnx2x_force_link_reset(bp);
2059 BNX2X_CHIP_E1_OFST = 0,
2060 BNX2X_CHIP_E1H_OFST,
2063 BNX2X_CHIP_E3B0_OFST,
2067 #define BNX2X_CHIP_MASK_E1 (1 << BNX2X_CHIP_E1_OFST)
2068 #define BNX2X_CHIP_MASK_E1H (1 << BNX2X_CHIP_E1H_OFST)
2069 #define BNX2X_CHIP_MASK_E2 (1 << BNX2X_CHIP_E2_OFST)
2070 #define BNX2X_CHIP_MASK_E3 (1 << BNX2X_CHIP_E3_OFST)
2071 #define BNX2X_CHIP_MASK_E3B0 (1 << BNX2X_CHIP_E3B0_OFST)
2073 #define BNX2X_CHIP_MASK_ALL ((1 << BNX2X_CHIP_MAX_OFST) - 1)
2074 #define BNX2X_CHIP_MASK_E1X (BNX2X_CHIP_MASK_E1 | BNX2X_CHIP_MASK_E1H)
2076 static int bnx2x_test_registers(struct bnx2x *bp)
2078 int idx, i, rc = -ENODEV;
2080 int port = BP_PORT(bp);
2081 static const struct {
2087 /* 0 */ { BNX2X_CHIP_MASK_ALL,
2088 BRB1_REG_PAUSE_LOW_THRESHOLD_0, 4, 0x000003ff },
2089 { BNX2X_CHIP_MASK_ALL,
2090 DORQ_REG_DB_ADDR0, 4, 0xffffffff },
2091 { BNX2X_CHIP_MASK_E1X,
2092 HC_REG_AGG_INT_0, 4, 0x000003ff },
2093 { BNX2X_CHIP_MASK_ALL,
2094 PBF_REG_MAC_IF0_ENABLE, 4, 0x00000001 },
2095 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2 | BNX2X_CHIP_MASK_E3,
2096 PBF_REG_P0_INIT_CRD, 4, 0x000007ff },
2097 { BNX2X_CHIP_MASK_E3B0,
2098 PBF_REG_INIT_CRD_Q0, 4, 0x000007ff },
2099 { BNX2X_CHIP_MASK_ALL,
2100 PRS_REG_CID_PORT_0, 4, 0x00ffffff },
2101 { BNX2X_CHIP_MASK_ALL,
2102 PXP2_REG_PSWRQ_CDU0_L2P, 4, 0x000fffff },
2103 { BNX2X_CHIP_MASK_ALL,
2104 PXP2_REG_RQ_CDU0_EFIRST_MEM_ADDR, 8, 0x0003ffff },
2105 { BNX2X_CHIP_MASK_ALL,
2106 PXP2_REG_PSWRQ_TM0_L2P, 4, 0x000fffff },
2107 /* 10 */ { BNX2X_CHIP_MASK_ALL,
2108 PXP2_REG_RQ_USDM0_EFIRST_MEM_ADDR, 8, 0x0003ffff },
2109 { BNX2X_CHIP_MASK_ALL,
2110 PXP2_REG_PSWRQ_TSDM0_L2P, 4, 0x000fffff },
2111 { BNX2X_CHIP_MASK_ALL,
2112 QM_REG_CONNNUM_0, 4, 0x000fffff },
2113 { BNX2X_CHIP_MASK_ALL,
2114 TM_REG_LIN0_MAX_ACTIVE_CID, 4, 0x0003ffff },
2115 { BNX2X_CHIP_MASK_ALL,
2116 SRC_REG_KEYRSS0_0, 40, 0xffffffff },
2117 { BNX2X_CHIP_MASK_ALL,
2118 SRC_REG_KEYRSS0_7, 40, 0xffffffff },
2119 { BNX2X_CHIP_MASK_ALL,
2120 XCM_REG_WU_DA_SET_TMR_CNT_FLG_CMD00, 4, 0x00000001 },
2121 { BNX2X_CHIP_MASK_ALL,
2122 XCM_REG_WU_DA_CNT_CMD00, 4, 0x00000003 },
2123 { BNX2X_CHIP_MASK_ALL,
2124 XCM_REG_GLB_DEL_ACK_MAX_CNT_0, 4, 0x000000ff },
2125 { BNX2X_CHIP_MASK_ALL,
2126 NIG_REG_LLH0_T_BIT, 4, 0x00000001 },
2127 /* 20 */ { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2128 NIG_REG_EMAC0_IN_EN, 4, 0x00000001 },
2129 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2130 NIG_REG_BMAC0_IN_EN, 4, 0x00000001 },
2131 { BNX2X_CHIP_MASK_ALL,
2132 NIG_REG_XCM0_OUT_EN, 4, 0x00000001 },
2133 { BNX2X_CHIP_MASK_ALL,
2134 NIG_REG_BRB0_OUT_EN, 4, 0x00000001 },
2135 { BNX2X_CHIP_MASK_ALL,
2136 NIG_REG_LLH0_XCM_MASK, 4, 0x00000007 },
2137 { BNX2X_CHIP_MASK_ALL,
2138 NIG_REG_LLH0_ACPI_PAT_6_LEN, 68, 0x000000ff },
2139 { BNX2X_CHIP_MASK_ALL,
2140 NIG_REG_LLH0_ACPI_PAT_0_CRC, 68, 0xffffffff },
2141 { BNX2X_CHIP_MASK_ALL,
2142 NIG_REG_LLH0_DEST_MAC_0_0, 160, 0xffffffff },
2143 { BNX2X_CHIP_MASK_ALL,
2144 NIG_REG_LLH0_DEST_IP_0_1, 160, 0xffffffff },
2145 { BNX2X_CHIP_MASK_ALL,
2146 NIG_REG_LLH0_IPV4_IPV6_0, 160, 0x00000001 },
2147 /* 30 */ { BNX2X_CHIP_MASK_ALL,
2148 NIG_REG_LLH0_DEST_UDP_0, 160, 0x0000ffff },
2149 { BNX2X_CHIP_MASK_ALL,
2150 NIG_REG_LLH0_DEST_TCP_0, 160, 0x0000ffff },
2151 { BNX2X_CHIP_MASK_ALL,
2152 NIG_REG_LLH0_VLAN_ID_0, 160, 0x00000fff },
2153 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2154 NIG_REG_XGXS_SERDES0_MODE_SEL, 4, 0x00000001 },
2155 { BNX2X_CHIP_MASK_ALL,
2156 NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0, 4, 0x00000001},
2157 { BNX2X_CHIP_MASK_ALL,
2158 NIG_REG_STATUS_INTERRUPT_PORT0, 4, 0x07ffffff },
2159 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2160 NIG_REG_XGXS0_CTRL_EXTREMOTEMDIOST, 24, 0x00000001 },
2161 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2162 NIG_REG_SERDES0_CTRL_PHY_ADDR, 16, 0x0000001f },
2164 { BNX2X_CHIP_MASK_ALL, 0xffffffff, 0, 0x00000000 }
2167 if (!bnx2x_is_nvm_accessible(bp)) {
2168 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2169 "cannot access eeprom when the interface is down\n");
2174 hw = BNX2X_CHIP_MASK_E1;
2175 else if (CHIP_IS_E1H(bp))
2176 hw = BNX2X_CHIP_MASK_E1H;
2177 else if (CHIP_IS_E2(bp))
2178 hw = BNX2X_CHIP_MASK_E2;
2179 else if (CHIP_IS_E3B0(bp))
2180 hw = BNX2X_CHIP_MASK_E3B0;
2182 hw = BNX2X_CHIP_MASK_E3;
2184 /* Repeat the test twice:
2185 * First by writing 0x00000000, second by writing 0xffffffff
2187 for (idx = 0; idx < 2; idx++) {
2194 wr_val = 0xffffffff;
2198 for (i = 0; reg_tbl[i].offset0 != 0xffffffff; i++) {
2199 u32 offset, mask, save_val, val;
2200 if (!(hw & reg_tbl[i].hw))
2203 offset = reg_tbl[i].offset0 + port*reg_tbl[i].offset1;
2204 mask = reg_tbl[i].mask;
2206 save_val = REG_RD(bp, offset);
2208 REG_WR(bp, offset, wr_val & mask);
2210 val = REG_RD(bp, offset);
2212 /* Restore the original register's value */
2213 REG_WR(bp, offset, save_val);
2215 /* verify value is as expected */
2216 if ((val & mask) != (wr_val & mask)) {
2217 DP(BNX2X_MSG_ETHTOOL,
2218 "offset 0x%x: val 0x%x != 0x%x mask 0x%x\n",
2219 offset, val, wr_val, mask);
2231 static int bnx2x_test_memory(struct bnx2x *bp)
2233 int i, j, rc = -ENODEV;
2235 static const struct {
2239 { CCM_REG_XX_DESCR_TABLE, CCM_REG_XX_DESCR_TABLE_SIZE },
2240 { CFC_REG_ACTIVITY_COUNTER, CFC_REG_ACTIVITY_COUNTER_SIZE },
2241 { CFC_REG_LINK_LIST, CFC_REG_LINK_LIST_SIZE },
2242 { DMAE_REG_CMD_MEM, DMAE_REG_CMD_MEM_SIZE },
2243 { TCM_REG_XX_DESCR_TABLE, TCM_REG_XX_DESCR_TABLE_SIZE },
2244 { UCM_REG_XX_DESCR_TABLE, UCM_REG_XX_DESCR_TABLE_SIZE },
2245 { XCM_REG_XX_DESCR_TABLE, XCM_REG_XX_DESCR_TABLE_SIZE },
2250 static const struct {
2253 u32 hw_mask[BNX2X_CHIP_MAX_OFST];
2255 { "CCM_PRTY_STS", CCM_REG_CCM_PRTY_STS,
2256 {0x3ffc0, 0, 0, 0} },
2257 { "CFC_PRTY_STS", CFC_REG_CFC_PRTY_STS,
2259 { "DMAE_PRTY_STS", DMAE_REG_DMAE_PRTY_STS,
2261 { "TCM_PRTY_STS", TCM_REG_TCM_PRTY_STS,
2262 {0x3ffc0, 0, 0, 0} },
2263 { "UCM_PRTY_STS", UCM_REG_UCM_PRTY_STS,
2264 {0x3ffc0, 0, 0, 0} },
2265 { "XCM_PRTY_STS", XCM_REG_XCM_PRTY_STS,
2266 {0x3ffc1, 0, 0, 0} },
2268 { NULL, 0xffffffff, {0, 0, 0, 0} }
2271 if (!bnx2x_is_nvm_accessible(bp)) {
2272 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2273 "cannot access eeprom when the interface is down\n");
2278 index = BNX2X_CHIP_E1_OFST;
2279 else if (CHIP_IS_E1H(bp))
2280 index = BNX2X_CHIP_E1H_OFST;
2281 else if (CHIP_IS_E2(bp))
2282 index = BNX2X_CHIP_E2_OFST;
2284 index = BNX2X_CHIP_E3_OFST;
2286 /* pre-Check the parity status */
2287 for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) {
2288 val = REG_RD(bp, prty_tbl[i].offset);
2289 if (val & ~(prty_tbl[i].hw_mask[index])) {
2290 DP(BNX2X_MSG_ETHTOOL,
2291 "%s is 0x%x\n", prty_tbl[i].name, val);
2296 /* Go through all the memories */
2297 for (i = 0; mem_tbl[i].offset != 0xffffffff; i++)
2298 for (j = 0; j < mem_tbl[i].size; j++)
2299 REG_RD(bp, mem_tbl[i].offset + j*4);
2301 /* Check the parity status */
2302 for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) {
2303 val = REG_RD(bp, prty_tbl[i].offset);
2304 if (val & ~(prty_tbl[i].hw_mask[index])) {
2305 DP(BNX2X_MSG_ETHTOOL,
2306 "%s is 0x%x\n", prty_tbl[i].name, val);
2317 static void bnx2x_wait_for_link(struct bnx2x *bp, u8 link_up, u8 is_serdes)
2322 while (bnx2x_link_test(bp, is_serdes) && cnt--)
2325 if (cnt <= 0 && bnx2x_link_test(bp, is_serdes))
2326 DP(BNX2X_MSG_ETHTOOL, "Timeout waiting for link up\n");
2329 while (!bp->link_vars.link_up && cnt--)
2332 if (cnt <= 0 && !bp->link_vars.link_up)
2333 DP(BNX2X_MSG_ETHTOOL,
2334 "Timeout waiting for link init\n");
2338 static int bnx2x_run_loopback(struct bnx2x *bp, int loopback_mode)
2340 unsigned int pkt_size, num_pkts, i;
2341 struct sk_buff *skb;
2342 unsigned char *packet;
2343 struct bnx2x_fastpath *fp_rx = &bp->fp[0];
2344 struct bnx2x_fastpath *fp_tx = &bp->fp[0];
2345 struct bnx2x_fp_txdata *txdata = fp_tx->txdata_ptr[0];
2346 u16 tx_start_idx, tx_idx;
2347 u16 rx_start_idx, rx_idx;
2348 u16 pkt_prod, bd_prod;
2349 struct sw_tx_bd *tx_buf;
2350 struct eth_tx_start_bd *tx_start_bd;
2352 union eth_rx_cqe *cqe;
2353 u8 cqe_fp_flags, cqe_fp_type;
2354 struct sw_rx_bd *rx_buf;
2358 struct netdev_queue *txq = netdev_get_tx_queue(bp->dev,
2361 /* check the loopback mode */
2362 switch (loopback_mode) {
2363 case BNX2X_PHY_LOOPBACK:
2364 if (bp->link_params.loopback_mode != LOOPBACK_XGXS) {
2365 DP(BNX2X_MSG_ETHTOOL, "PHY loopback not supported\n");
2369 case BNX2X_MAC_LOOPBACK:
2370 if (CHIP_IS_E3(bp)) {
2371 int cfg_idx = bnx2x_get_link_cfg_idx(bp);
2372 if (bp->port.supported[cfg_idx] &
2373 (SUPPORTED_10000baseT_Full |
2374 SUPPORTED_20000baseMLD2_Full |
2375 SUPPORTED_20000baseKR2_Full))
2376 bp->link_params.loopback_mode = LOOPBACK_XMAC;
2378 bp->link_params.loopback_mode = LOOPBACK_UMAC;
2380 bp->link_params.loopback_mode = LOOPBACK_BMAC;
2382 bnx2x_phy_init(&bp->link_params, &bp->link_vars);
2384 case BNX2X_EXT_LOOPBACK:
2385 if (bp->link_params.loopback_mode != LOOPBACK_EXT) {
2386 DP(BNX2X_MSG_ETHTOOL,
2387 "Can't configure external loopback\n");
2392 DP(BNX2X_MSG_ETHTOOL, "Command parameters not supported\n");
2396 /* prepare the loopback packet */
2397 pkt_size = (((bp->dev->mtu < ETH_MAX_PACKET_SIZE) ?
2398 bp->dev->mtu : ETH_MAX_PACKET_SIZE) + ETH_HLEN);
2399 skb = netdev_alloc_skb(bp->dev, fp_rx->rx_buf_size);
2401 DP(BNX2X_MSG_ETHTOOL, "Can't allocate skb\n");
2403 goto test_loopback_exit;
2405 packet = skb_put(skb, pkt_size);
2406 memcpy(packet, bp->dev->dev_addr, ETH_ALEN);
2407 memset(packet + ETH_ALEN, 0, ETH_ALEN);
2408 memset(packet + 2*ETH_ALEN, 0x77, (ETH_HLEN - 2*ETH_ALEN));
2409 for (i = ETH_HLEN; i < pkt_size; i++)
2410 packet[i] = (unsigned char) (i & 0xff);
2411 mapping = dma_map_single(&bp->pdev->dev, skb->data,
2412 skb_headlen(skb), DMA_TO_DEVICE);
2413 if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) {
2416 DP(BNX2X_MSG_ETHTOOL, "Unable to map SKB\n");
2417 goto test_loopback_exit;
2420 /* send the loopback packet */
2422 tx_start_idx = le16_to_cpu(*txdata->tx_cons_sb);
2423 rx_start_idx = le16_to_cpu(*fp_rx->rx_cons_sb);
2425 netdev_tx_sent_queue(txq, skb->len);
2427 pkt_prod = txdata->tx_pkt_prod++;
2428 tx_buf = &txdata->tx_buf_ring[TX_BD(pkt_prod)];
2429 tx_buf->first_bd = txdata->tx_bd_prod;
2433 bd_prod = TX_BD(txdata->tx_bd_prod);
2434 tx_start_bd = &txdata->tx_desc_ring[bd_prod].start_bd;
2435 tx_start_bd->addr_hi = cpu_to_le32(U64_HI(mapping));
2436 tx_start_bd->addr_lo = cpu_to_le32(U64_LO(mapping));
2437 tx_start_bd->nbd = cpu_to_le16(2); /* start + pbd */
2438 tx_start_bd->nbytes = cpu_to_le16(skb_headlen(skb));
2439 tx_start_bd->vlan_or_ethertype = cpu_to_le16(pkt_prod);
2440 tx_start_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_START_BD;
2441 SET_FLAG(tx_start_bd->general_data,
2442 ETH_TX_START_BD_HDR_NBDS,
2444 SET_FLAG(tx_start_bd->general_data,
2445 ETH_TX_START_BD_PARSE_NBDS,
2448 /* turn on parsing and get a BD */
2449 bd_prod = TX_BD(NEXT_TX_IDX(bd_prod));
2451 if (CHIP_IS_E1x(bp)) {
2452 u16 global_data = 0;
2453 struct eth_tx_parse_bd_e1x *pbd_e1x =
2454 &txdata->tx_desc_ring[bd_prod].parse_bd_e1x;
2455 memset(pbd_e1x, 0, sizeof(struct eth_tx_parse_bd_e1x));
2456 SET_FLAG(global_data,
2457 ETH_TX_PARSE_BD_E1X_ETH_ADDR_TYPE, UNICAST_ADDRESS);
2458 pbd_e1x->global_data = cpu_to_le16(global_data);
2460 u32 parsing_data = 0;
2461 struct eth_tx_parse_bd_e2 *pbd_e2 =
2462 &txdata->tx_desc_ring[bd_prod].parse_bd_e2;
2463 memset(pbd_e2, 0, sizeof(struct eth_tx_parse_bd_e2));
2464 SET_FLAG(parsing_data,
2465 ETH_TX_PARSE_BD_E2_ETH_ADDR_TYPE, UNICAST_ADDRESS);
2466 pbd_e2->parsing_data = cpu_to_le32(parsing_data);
2470 txdata->tx_db.data.prod += 2;
2472 DOORBELL(bp, txdata->cid, txdata->tx_db.raw);
2478 txdata->tx_bd_prod += 2; /* start + pbd */
2482 tx_idx = le16_to_cpu(*txdata->tx_cons_sb);
2483 if (tx_idx != tx_start_idx + num_pkts)
2484 goto test_loopback_exit;
2486 /* Unlike HC IGU won't generate an interrupt for status block
2487 * updates that have been performed while interrupts were
2490 if (bp->common.int_block == INT_BLOCK_IGU) {
2491 /* Disable local BHes to prevent a dead-lock situation between
2492 * sch_direct_xmit() and bnx2x_run_loopback() (calling
2493 * bnx2x_tx_int()), as both are taking netif_tx_lock().
2496 bnx2x_tx_int(bp, txdata);
2500 rx_idx = le16_to_cpu(*fp_rx->rx_cons_sb);
2501 if (rx_idx != rx_start_idx + num_pkts)
2502 goto test_loopback_exit;
2504 cqe = &fp_rx->rx_comp_ring[RCQ_BD(fp_rx->rx_comp_cons)];
2505 cqe_fp_flags = cqe->fast_path_cqe.type_error_flags;
2506 cqe_fp_type = cqe_fp_flags & ETH_FAST_PATH_RX_CQE_TYPE;
2507 if (!CQE_TYPE_FAST(cqe_fp_type) || (cqe_fp_flags & ETH_RX_ERROR_FALGS))
2508 goto test_loopback_rx_exit;
2510 len = le16_to_cpu(cqe->fast_path_cqe.pkt_len_or_gro_seg_len);
2511 if (len != pkt_size)
2512 goto test_loopback_rx_exit;
2514 rx_buf = &fp_rx->rx_buf_ring[RX_BD(fp_rx->rx_bd_cons)];
2515 dma_sync_single_for_cpu(&bp->pdev->dev,
2516 dma_unmap_addr(rx_buf, mapping),
2517 fp_rx->rx_buf_size, DMA_FROM_DEVICE);
2518 data = rx_buf->data + NET_SKB_PAD + cqe->fast_path_cqe.placement_offset;
2519 for (i = ETH_HLEN; i < pkt_size; i++)
2520 if (*(data + i) != (unsigned char) (i & 0xff))
2521 goto test_loopback_rx_exit;
2525 test_loopback_rx_exit:
2527 fp_rx->rx_bd_cons = NEXT_RX_IDX(fp_rx->rx_bd_cons);
2528 fp_rx->rx_bd_prod = NEXT_RX_IDX(fp_rx->rx_bd_prod);
2529 fp_rx->rx_comp_cons = NEXT_RCQ_IDX(fp_rx->rx_comp_cons);
2530 fp_rx->rx_comp_prod = NEXT_RCQ_IDX(fp_rx->rx_comp_prod);
2532 /* Update producers */
2533 bnx2x_update_rx_prod(bp, fp_rx, fp_rx->rx_bd_prod, fp_rx->rx_comp_prod,
2534 fp_rx->rx_sge_prod);
2537 bp->link_params.loopback_mode = LOOPBACK_NONE;
2542 static int bnx2x_test_loopback(struct bnx2x *bp)
2549 if (!netif_running(bp->dev))
2550 return BNX2X_LOOPBACK_FAILED;
2552 bnx2x_netif_stop(bp, 1);
2553 bnx2x_acquire_phy_lock(bp);
2555 res = bnx2x_run_loopback(bp, BNX2X_PHY_LOOPBACK);
2557 DP(BNX2X_MSG_ETHTOOL, " PHY loopback failed (res %d)\n", res);
2558 rc |= BNX2X_PHY_LOOPBACK_FAILED;
2561 res = bnx2x_run_loopback(bp, BNX2X_MAC_LOOPBACK);
2563 DP(BNX2X_MSG_ETHTOOL, " MAC loopback failed (res %d)\n", res);
2564 rc |= BNX2X_MAC_LOOPBACK_FAILED;
2567 bnx2x_release_phy_lock(bp);
2568 bnx2x_netif_start(bp);
2573 static int bnx2x_test_ext_loopback(struct bnx2x *bp)
2577 (bp->link_vars.link_status & LINK_STATUS_SERDES_LINK) > 0;
2582 if (!netif_running(bp->dev))
2583 return BNX2X_EXT_LOOPBACK_FAILED;
2585 bnx2x_nic_unload(bp, UNLOAD_NORMAL, false);
2586 rc = bnx2x_nic_load(bp, LOAD_LOOPBACK_EXT);
2588 DP(BNX2X_MSG_ETHTOOL,
2589 "Can't perform self-test, nic_load (for external lb) failed\n");
2592 bnx2x_wait_for_link(bp, 1, is_serdes);
2594 bnx2x_netif_stop(bp, 1);
2596 rc = bnx2x_run_loopback(bp, BNX2X_EXT_LOOPBACK);
2598 DP(BNX2X_MSG_ETHTOOL, "EXT loopback failed (res %d)\n", rc);
2600 bnx2x_netif_start(bp);
2606 u32 sram_start_addr;
2608 #define CODE_IMAGE_TYPE_MASK 0xf0800003
2609 #define CODE_IMAGE_VNTAG_PROFILES_DATA 0xd0000003
2610 #define CODE_IMAGE_LENGTH_MASK 0x007ffffc
2611 #define CODE_IMAGE_TYPE_EXTENDED_DIR 0xe0000000
2615 #define CODE_ENTRY_MAX 16
2616 #define CODE_ENTRY_EXTENDED_DIR_IDX 15
2617 #define MAX_IMAGES_IN_EXTENDED_DIR 64
2618 #define NVRAM_DIR_OFFSET 0x14
2620 #define EXTENDED_DIR_EXISTS(code) \
2621 ((code & CODE_IMAGE_TYPE_MASK) == CODE_IMAGE_TYPE_EXTENDED_DIR && \
2622 (code & CODE_IMAGE_LENGTH_MASK) != 0)
2624 #define CRC32_RESIDUAL 0xdebb20e3
2625 #define CRC_BUFF_SIZE 256
2627 static int bnx2x_nvram_crc(struct bnx2x *bp,
2633 int rc = 0, done = 0;
2635 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2636 "NVRAM CRC from 0x%08x to 0x%08x\n", offset, offset + size);
2638 while (done < size) {
2639 int count = min_t(int, size - done, CRC_BUFF_SIZE);
2641 rc = bnx2x_nvram_read(bp, offset + done, buff, count);
2646 crc = crc32_le(crc, buff, count);
2650 if (crc != CRC32_RESIDUAL)
2656 static int bnx2x_test_nvram_dir(struct bnx2x *bp,
2657 struct code_entry *entry,
2660 size_t size = entry->code_attribute & CODE_IMAGE_LENGTH_MASK;
2661 u32 type = entry->code_attribute & CODE_IMAGE_TYPE_MASK;
2664 /* Zero-length images and AFEX profiles do not have CRC */
2665 if (size == 0 || type == CODE_IMAGE_VNTAG_PROFILES_DATA)
2668 rc = bnx2x_nvram_crc(bp, entry->nvm_start_addr, size, buff);
2670 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2671 "image %x has failed crc test (rc %d)\n", type, rc);
2676 static int bnx2x_test_dir_entry(struct bnx2x *bp, u32 addr, u8 *buff)
2679 struct code_entry entry;
2681 rc = bnx2x_nvram_read32(bp, addr, (u32 *)&entry, sizeof(entry));
2685 return bnx2x_test_nvram_dir(bp, &entry, buff);
2688 static int bnx2x_test_nvram_ext_dirs(struct bnx2x *bp, u8 *buff)
2690 u32 rc, cnt, dir_offset = NVRAM_DIR_OFFSET;
2691 struct code_entry entry;
2694 rc = bnx2x_nvram_read32(bp,
2696 sizeof(entry) * CODE_ENTRY_EXTENDED_DIR_IDX,
2697 (u32 *)&entry, sizeof(entry));
2701 if (!EXTENDED_DIR_EXISTS(entry.code_attribute))
2704 rc = bnx2x_nvram_read32(bp, entry.nvm_start_addr,
2709 dir_offset = entry.nvm_start_addr + 8;
2711 for (i = 0; i < cnt && i < MAX_IMAGES_IN_EXTENDED_DIR; i++) {
2712 rc = bnx2x_test_dir_entry(bp, dir_offset +
2713 sizeof(struct code_entry) * i,
2722 static int bnx2x_test_nvram_dirs(struct bnx2x *bp, u8 *buff)
2724 u32 rc, dir_offset = NVRAM_DIR_OFFSET;
2727 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "NVRAM DIRS CRC test-set\n");
2729 for (i = 0; i < CODE_ENTRY_EXTENDED_DIR_IDX; i++) {
2730 rc = bnx2x_test_dir_entry(bp, dir_offset +
2731 sizeof(struct code_entry) * i,
2737 return bnx2x_test_nvram_ext_dirs(bp, buff);
2745 static int bnx2x_test_nvram_tbl(struct bnx2x *bp,
2746 const struct crc_pair *nvram_tbl, u8 *buf)
2750 for (i = 0; nvram_tbl[i].size; i++) {
2751 int rc = bnx2x_nvram_crc(bp, nvram_tbl[i].offset,
2752 nvram_tbl[i].size, buf);
2754 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2755 "nvram_tbl[%d] has failed crc test (rc %d)\n",
2764 static int bnx2x_test_nvram(struct bnx2x *bp)
2766 const struct crc_pair nvram_tbl[] = {
2767 { 0, 0x14 }, /* bootstrap */
2768 { 0x14, 0xec }, /* dir */
2769 { 0x100, 0x350 }, /* manuf_info */
2770 { 0x450, 0xf0 }, /* feature_info */
2771 { 0x640, 0x64 }, /* upgrade_key_info */
2772 { 0x708, 0x70 }, /* manuf_key_info */
2775 const struct crc_pair nvram_tbl2[] = {
2776 { 0x7e8, 0x350 }, /* manuf_info2 */
2777 { 0xb38, 0xf0 }, /* feature_info */
2788 buf = kmalloc(CRC_BUFF_SIZE, GFP_KERNEL);
2790 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "kmalloc failed\n");
2792 goto test_nvram_exit;
2795 rc = bnx2x_nvram_read32(bp, 0, &magic, sizeof(magic));
2797 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2798 "magic value read (rc %d)\n", rc);
2799 goto test_nvram_exit;
2802 if (magic != 0x669955aa) {
2803 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2804 "wrong magic value (0x%08x)\n", magic);
2806 goto test_nvram_exit;
2809 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "Port 0 CRC test-set\n");
2810 rc = bnx2x_test_nvram_tbl(bp, nvram_tbl, buf);
2812 goto test_nvram_exit;
2814 if (!CHIP_IS_E1x(bp) && !CHIP_IS_57811xx(bp)) {
2815 u32 hide = SHMEM_RD(bp, dev_info.shared_hw_config.config2) &
2816 SHARED_HW_CFG_HIDE_PORT1;
2819 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2820 "Port 1 CRC test-set\n");
2821 rc = bnx2x_test_nvram_tbl(bp, nvram_tbl2, buf);
2823 goto test_nvram_exit;
2827 rc = bnx2x_test_nvram_dirs(bp, buf);
2834 /* Send an EMPTY ramrod on the first queue */
2835 static int bnx2x_test_intr(struct bnx2x *bp)
2837 struct bnx2x_queue_state_params params = {NULL};
2839 if (!netif_running(bp->dev)) {
2840 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2841 "cannot access eeprom when the interface is down\n");
2845 params.q_obj = &bp->sp_objs->q_obj;
2846 params.cmd = BNX2X_Q_CMD_EMPTY;
2848 __set_bit(RAMROD_COMP_WAIT, ¶ms.ramrod_flags);
2850 return bnx2x_queue_state_change(bp, ¶ms);
2853 static void bnx2x_self_test(struct net_device *dev,
2854 struct ethtool_test *etest, u64 *buf)
2856 struct bnx2x *bp = netdev_priv(dev);
2857 u8 is_serdes, link_up;
2860 if (bp->recovery_state != BNX2X_RECOVERY_DONE) {
2862 "Handling parity error recovery. Try again later\n");
2863 etest->flags |= ETH_TEST_FL_FAILED;
2867 DP(BNX2X_MSG_ETHTOOL,
2868 "Self-test command parameters: offline = %d, external_lb = %d\n",
2869 (etest->flags & ETH_TEST_FL_OFFLINE),
2870 (etest->flags & ETH_TEST_FL_EXTERNAL_LB)>>2);
2872 memset(buf, 0, sizeof(u64) * BNX2X_NUM_TESTS(bp));
2874 if (bnx2x_test_nvram(bp) != 0) {
2879 etest->flags |= ETH_TEST_FL_FAILED;
2882 if (!netif_running(dev)) {
2883 DP(BNX2X_MSG_ETHTOOL, "Interface is down\n");
2887 is_serdes = (bp->link_vars.link_status & LINK_STATUS_SERDES_LINK) > 0;
2888 link_up = bp->link_vars.link_up;
2889 /* offline tests are not supported in MF mode */
2890 if ((etest->flags & ETH_TEST_FL_OFFLINE) && !IS_MF(bp)) {
2891 int port = BP_PORT(bp);
2894 /* save current value of input enable for TX port IF */
2895 val = REG_RD(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4);
2896 /* disable input for TX port IF */
2897 REG_WR(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4, 0);
2899 bnx2x_nic_unload(bp, UNLOAD_NORMAL, false);
2900 rc = bnx2x_nic_load(bp, LOAD_DIAG);
2902 etest->flags |= ETH_TEST_FL_FAILED;
2903 DP(BNX2X_MSG_ETHTOOL,
2904 "Can't perform self-test, nic_load (for offline) failed\n");
2908 /* wait until link state is restored */
2909 bnx2x_wait_for_link(bp, 1, is_serdes);
2911 if (bnx2x_test_registers(bp) != 0) {
2913 etest->flags |= ETH_TEST_FL_FAILED;
2915 if (bnx2x_test_memory(bp) != 0) {
2917 etest->flags |= ETH_TEST_FL_FAILED;
2920 buf[2] = bnx2x_test_loopback(bp); /* internal LB */
2922 etest->flags |= ETH_TEST_FL_FAILED;
2924 if (etest->flags & ETH_TEST_FL_EXTERNAL_LB) {
2925 buf[3] = bnx2x_test_ext_loopback(bp); /* external LB */
2927 etest->flags |= ETH_TEST_FL_FAILED;
2928 etest->flags |= ETH_TEST_FL_EXTERNAL_LB_DONE;
2931 bnx2x_nic_unload(bp, UNLOAD_NORMAL, false);
2933 /* restore input for TX port IF */
2934 REG_WR(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4, val);
2935 rc = bnx2x_nic_load(bp, LOAD_NORMAL);
2937 etest->flags |= ETH_TEST_FL_FAILED;
2938 DP(BNX2X_MSG_ETHTOOL,
2939 "Can't perform self-test, nic_load (for online) failed\n");
2942 /* wait until link state is restored */
2943 bnx2x_wait_for_link(bp, link_up, is_serdes);
2946 if (bnx2x_test_intr(bp) != 0) {
2951 etest->flags |= ETH_TEST_FL_FAILED;
2956 while (bnx2x_link_test(bp, is_serdes) && --cnt)
2965 etest->flags |= ETH_TEST_FL_FAILED;
2969 #define IS_PORT_STAT(i) \
2970 ((bnx2x_stats_arr[i].flags & STATS_FLAGS_BOTH) == STATS_FLAGS_PORT)
2971 #define IS_FUNC_STAT(i) (bnx2x_stats_arr[i].flags & STATS_FLAGS_FUNC)
2972 #define HIDE_PORT_STAT(bp) \
2973 ((IS_MF(bp) && !(bp->msg_enable & BNX2X_MSG_STATS)) || \
2976 /* ethtool statistics are displayed for all regular ethernet queues and the
2977 * fcoe L2 queue if not disabled
2979 static int bnx2x_num_stat_queues(struct bnx2x *bp)
2981 return BNX2X_NUM_ETH_QUEUES(bp);
2984 static int bnx2x_get_sset_count(struct net_device *dev, int stringset)
2986 struct bnx2x *bp = netdev_priv(dev);
2987 int i, num_strings = 0;
2989 switch (stringset) {
2992 num_strings = bnx2x_num_stat_queues(bp) *
2996 if (HIDE_PORT_STAT(bp)) {
2997 for (i = 0; i < BNX2X_NUM_STATS; i++)
2998 if (IS_FUNC_STAT(i))
3001 num_strings += BNX2X_NUM_STATS;
3006 return BNX2X_NUM_TESTS(bp);
3008 case ETH_SS_PRIV_FLAGS:
3009 return BNX2X_PRI_FLAG_LEN;
3016 static u32 bnx2x_get_private_flags(struct net_device *dev)
3018 struct bnx2x *bp = netdev_priv(dev);
3021 flags |= (!(bp->flags & NO_ISCSI_FLAG) ? 1 : 0) << BNX2X_PRI_FLAG_ISCSI;
3022 flags |= (!(bp->flags & NO_FCOE_FLAG) ? 1 : 0) << BNX2X_PRI_FLAG_FCOE;
3023 flags |= (!!IS_MF_STORAGE_ONLY(bp)) << BNX2X_PRI_FLAG_STORAGE;
3028 static void bnx2x_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
3030 struct bnx2x *bp = netdev_priv(dev);
3032 char queue_name[MAX_QUEUE_NAME_LEN+1];
3034 switch (stringset) {
3038 for_each_eth_queue(bp, i) {
3039 memset(queue_name, 0, sizeof(queue_name));
3040 sprintf(queue_name, "%d", i);
3041 for (j = 0; j < BNX2X_NUM_Q_STATS; j++)
3042 snprintf(buf + (k + j)*ETH_GSTRING_LEN,
3044 bnx2x_q_stats_arr[j].string,
3046 k += BNX2X_NUM_Q_STATS;
3050 for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) {
3051 if (HIDE_PORT_STAT(bp) && IS_PORT_STAT(i))
3053 strcpy(buf + (k + j)*ETH_GSTRING_LEN,
3054 bnx2x_stats_arr[i].string);
3061 /* First 4 tests cannot be done in MF mode */
3066 memcpy(buf, bnx2x_tests_str_arr + start,
3067 ETH_GSTRING_LEN * BNX2X_NUM_TESTS(bp));
3070 case ETH_SS_PRIV_FLAGS:
3071 memcpy(buf, bnx2x_private_arr,
3072 ETH_GSTRING_LEN * BNX2X_PRI_FLAG_LEN);
3077 static void bnx2x_get_ethtool_stats(struct net_device *dev,
3078 struct ethtool_stats *stats, u64 *buf)
3080 struct bnx2x *bp = netdev_priv(dev);
3081 u32 *hw_stats, *offset;
3085 for_each_eth_queue(bp, i) {
3086 hw_stats = (u32 *)&bp->fp_stats[i].eth_q_stats;
3087 for (j = 0; j < BNX2X_NUM_Q_STATS; j++) {
3088 if (bnx2x_q_stats_arr[j].size == 0) {
3089 /* skip this counter */
3093 offset = (hw_stats +
3094 bnx2x_q_stats_arr[j].offset);
3095 if (bnx2x_q_stats_arr[j].size == 4) {
3096 /* 4-byte counter */
3097 buf[k + j] = (u64) *offset;
3100 /* 8-byte counter */
3101 buf[k + j] = HILO_U64(*offset, *(offset + 1));
3103 k += BNX2X_NUM_Q_STATS;
3107 hw_stats = (u32 *)&bp->eth_stats;
3108 for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) {
3109 if (HIDE_PORT_STAT(bp) && IS_PORT_STAT(i))
3111 if (bnx2x_stats_arr[i].size == 0) {
3112 /* skip this counter */
3117 offset = (hw_stats + bnx2x_stats_arr[i].offset);
3118 if (bnx2x_stats_arr[i].size == 4) {
3119 /* 4-byte counter */
3120 buf[k + j] = (u64) *offset;
3124 /* 8-byte counter */
3125 buf[k + j] = HILO_U64(*offset, *(offset + 1));
3130 static int bnx2x_set_phys_id(struct net_device *dev,
3131 enum ethtool_phys_id_state state)
3133 struct bnx2x *bp = netdev_priv(dev);
3135 if (!bnx2x_is_nvm_accessible(bp)) {
3136 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
3137 "cannot access eeprom when the interface is down\n");
3142 case ETHTOOL_ID_ACTIVE:
3143 return 1; /* cycle on/off once per second */
3146 bnx2x_acquire_phy_lock(bp);
3147 bnx2x_set_led(&bp->link_params, &bp->link_vars,
3148 LED_MODE_ON, SPEED_1000);
3149 bnx2x_release_phy_lock(bp);
3152 case ETHTOOL_ID_OFF:
3153 bnx2x_acquire_phy_lock(bp);
3154 bnx2x_set_led(&bp->link_params, &bp->link_vars,
3155 LED_MODE_FRONT_PANEL_OFF, 0);
3156 bnx2x_release_phy_lock(bp);
3159 case ETHTOOL_ID_INACTIVE:
3160 bnx2x_acquire_phy_lock(bp);
3161 bnx2x_set_led(&bp->link_params, &bp->link_vars,
3163 bp->link_vars.line_speed);
3164 bnx2x_release_phy_lock(bp);
3170 static int bnx2x_get_rss_flags(struct bnx2x *bp, struct ethtool_rxnfc *info)
3172 switch (info->flow_type) {
3175 info->data = RXH_IP_SRC | RXH_IP_DST |
3176 RXH_L4_B_0_1 | RXH_L4_B_2_3;
3179 if (bp->rss_conf_obj.udp_rss_v4)
3180 info->data = RXH_IP_SRC | RXH_IP_DST |
3181 RXH_L4_B_0_1 | RXH_L4_B_2_3;
3183 info->data = RXH_IP_SRC | RXH_IP_DST;
3186 if (bp->rss_conf_obj.udp_rss_v6)
3187 info->data = RXH_IP_SRC | RXH_IP_DST |
3188 RXH_L4_B_0_1 | RXH_L4_B_2_3;
3190 info->data = RXH_IP_SRC | RXH_IP_DST;
3194 info->data = RXH_IP_SRC | RXH_IP_DST;
3204 static int bnx2x_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *info,
3205 u32 *rules __always_unused)
3207 struct bnx2x *bp = netdev_priv(dev);
3209 switch (info->cmd) {
3210 case ETHTOOL_GRXRINGS:
3211 info->data = BNX2X_NUM_ETH_QUEUES(bp);
3214 return bnx2x_get_rss_flags(bp, info);
3216 DP(BNX2X_MSG_ETHTOOL, "Command parameters not supported\n");
3221 static int bnx2x_set_rss_flags(struct bnx2x *bp, struct ethtool_rxnfc *info)
3223 int udp_rss_requested;
3225 DP(BNX2X_MSG_ETHTOOL,
3226 "Set rss flags command parameters: flow type = %d, data = %llu\n",
3227 info->flow_type, info->data);
3229 switch (info->flow_type) {
3232 /* For TCP only 4-tupple hash is supported */
3233 if (info->data ^ (RXH_IP_SRC | RXH_IP_DST |
3234 RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
3235 DP(BNX2X_MSG_ETHTOOL,
3236 "Command parameters not supported\n");
3243 /* For UDP either 2-tupple hash or 4-tupple hash is supported */
3244 if (info->data == (RXH_IP_SRC | RXH_IP_DST |
3245 RXH_L4_B_0_1 | RXH_L4_B_2_3))
3246 udp_rss_requested = 1;
3247 else if (info->data == (RXH_IP_SRC | RXH_IP_DST))
3248 udp_rss_requested = 0;
3251 if ((info->flow_type == UDP_V4_FLOW) &&
3252 (bp->rss_conf_obj.udp_rss_v4 != udp_rss_requested)) {
3253 bp->rss_conf_obj.udp_rss_v4 = udp_rss_requested;
3254 DP(BNX2X_MSG_ETHTOOL,
3255 "rss re-configured, UDP 4-tupple %s\n",
3256 udp_rss_requested ? "enabled" : "disabled");
3257 return bnx2x_rss(bp, &bp->rss_conf_obj, false, true);
3258 } else if ((info->flow_type == UDP_V6_FLOW) &&
3259 (bp->rss_conf_obj.udp_rss_v6 != udp_rss_requested)) {
3260 bp->rss_conf_obj.udp_rss_v6 = udp_rss_requested;
3261 DP(BNX2X_MSG_ETHTOOL,
3262 "rss re-configured, UDP 4-tupple %s\n",
3263 udp_rss_requested ? "enabled" : "disabled");
3264 return bnx2x_rss(bp, &bp->rss_conf_obj, false, true);
3270 /* For IP only 2-tupple hash is supported */
3271 if (info->data ^ (RXH_IP_SRC | RXH_IP_DST)) {
3272 DP(BNX2X_MSG_ETHTOOL,
3273 "Command parameters not supported\n");
3279 case AH_ESP_V4_FLOW:
3283 case AH_ESP_V6_FLOW:
3288 /* RSS is not supported for these protocols */
3290 DP(BNX2X_MSG_ETHTOOL,
3291 "Command parameters not supported\n");
3301 static int bnx2x_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *info)
3303 struct bnx2x *bp = netdev_priv(dev);
3305 switch (info->cmd) {
3307 return bnx2x_set_rss_flags(bp, info);
3309 DP(BNX2X_MSG_ETHTOOL, "Command parameters not supported\n");
3314 static u32 bnx2x_get_rxfh_indir_size(struct net_device *dev)
3316 return T_ETH_INDIRECTION_TABLE_SIZE;
3319 static int bnx2x_get_rxfh(struct net_device *dev, u32 *indir, u8 *key)
3321 struct bnx2x *bp = netdev_priv(dev);
3322 u8 ind_table[T_ETH_INDIRECTION_TABLE_SIZE] = {0};
3325 /* Get the current configuration of the RSS indirection table */
3326 bnx2x_get_rss_ind_table(&bp->rss_conf_obj, ind_table);
3329 * We can't use a memcpy() as an internal storage of an
3330 * indirection table is a u8 array while indir->ring_index
3331 * points to an array of u32.
3333 * Indirection table contains the FW Client IDs, so we need to
3334 * align the returned table to the Client ID of the leading RSS
3337 for (i = 0; i < T_ETH_INDIRECTION_TABLE_SIZE; i++)
3338 indir[i] = ind_table[i] - bp->fp->cl_id;
3343 static int bnx2x_set_rxfh(struct net_device *dev, const u32 *indir,
3346 struct bnx2x *bp = netdev_priv(dev);
3349 for (i = 0; i < T_ETH_INDIRECTION_TABLE_SIZE; i++) {
3351 * The same as in bnx2x_get_rxfh: we can't use a memcpy()
3352 * as an internal storage of an indirection table is a u8 array
3353 * while indir->ring_index points to an array of u32.
3355 * Indirection table contains the FW Client IDs, so we need to
3356 * align the received table to the Client ID of the leading RSS
3359 bp->rss_conf_obj.ind_table[i] = indir[i] + bp->fp->cl_id;
3362 return bnx2x_config_rss_eth(bp, false);
3366 * bnx2x_get_channels - gets the number of RSS queues.
3369 * @channels: returns the number of max / current queues
3371 static void bnx2x_get_channels(struct net_device *dev,
3372 struct ethtool_channels *channels)
3374 struct bnx2x *bp = netdev_priv(dev);
3376 channels->max_combined = BNX2X_MAX_RSS_COUNT(bp);
3377 channels->combined_count = BNX2X_NUM_ETH_QUEUES(bp);
3381 * bnx2x_change_num_queues - change the number of RSS queues.
3383 * @bp: bnx2x private structure
3385 * Re-configure interrupt mode to get the new number of MSI-X
3386 * vectors and re-add NAPI objects.
3388 static void bnx2x_change_num_queues(struct bnx2x *bp, int num_rss)
3390 bnx2x_disable_msi(bp);
3391 bp->num_ethernet_queues = num_rss;
3392 bp->num_queues = bp->num_ethernet_queues + bp->num_cnic_queues;
3393 BNX2X_DEV_INFO("set number of queues to %d\n", bp->num_queues);
3394 bnx2x_set_int_mode(bp);
3398 * bnx2x_set_channels - sets the number of RSS queues.
3401 * @channels: includes the number of queues requested
3403 static int bnx2x_set_channels(struct net_device *dev,
3404 struct ethtool_channels *channels)
3406 struct bnx2x *bp = netdev_priv(dev);
3408 DP(BNX2X_MSG_ETHTOOL,
3409 "set-channels command parameters: rx = %d, tx = %d, other = %d, combined = %d\n",
3410 channels->rx_count, channels->tx_count, channels->other_count,
3411 channels->combined_count);
3413 /* We don't support separate rx / tx channels.
3414 * We don't allow setting 'other' channels.
3416 if (channels->rx_count || channels->tx_count || channels->other_count
3417 || (channels->combined_count == 0) ||
3418 (channels->combined_count > BNX2X_MAX_RSS_COUNT(bp))) {
3419 DP(BNX2X_MSG_ETHTOOL, "command parameters not supported\n");
3423 /* Check if there was a change in the active parameters */
3424 if (channels->combined_count == BNX2X_NUM_ETH_QUEUES(bp)) {
3425 DP(BNX2X_MSG_ETHTOOL, "No change in active parameters\n");
3429 /* Set the requested number of queues in bp context.
3430 * Note that the actual number of queues created during load may be
3431 * less than requested if memory is low.
3433 if (unlikely(!netif_running(dev))) {
3434 bnx2x_change_num_queues(bp, channels->combined_count);
3437 bnx2x_nic_unload(bp, UNLOAD_NORMAL, true);
3438 bnx2x_change_num_queues(bp, channels->combined_count);
3439 return bnx2x_nic_load(bp, LOAD_NORMAL);
3442 static const struct ethtool_ops bnx2x_ethtool_ops = {
3443 .get_settings = bnx2x_get_settings,
3444 .set_settings = bnx2x_set_settings,
3445 .get_drvinfo = bnx2x_get_drvinfo,
3446 .get_regs_len = bnx2x_get_regs_len,
3447 .get_regs = bnx2x_get_regs,
3448 .get_dump_flag = bnx2x_get_dump_flag,
3449 .get_dump_data = bnx2x_get_dump_data,
3450 .set_dump = bnx2x_set_dump,
3451 .get_wol = bnx2x_get_wol,
3452 .set_wol = bnx2x_set_wol,
3453 .get_msglevel = bnx2x_get_msglevel,
3454 .set_msglevel = bnx2x_set_msglevel,
3455 .nway_reset = bnx2x_nway_reset,
3456 .get_link = bnx2x_get_link,
3457 .get_eeprom_len = bnx2x_get_eeprom_len,
3458 .get_eeprom = bnx2x_get_eeprom,
3459 .set_eeprom = bnx2x_set_eeprom,
3460 .get_coalesce = bnx2x_get_coalesce,
3461 .set_coalesce = bnx2x_set_coalesce,
3462 .get_ringparam = bnx2x_get_ringparam,
3463 .set_ringparam = bnx2x_set_ringparam,
3464 .get_pauseparam = bnx2x_get_pauseparam,
3465 .set_pauseparam = bnx2x_set_pauseparam,
3466 .self_test = bnx2x_self_test,
3467 .get_sset_count = bnx2x_get_sset_count,
3468 .get_priv_flags = bnx2x_get_private_flags,
3469 .get_strings = bnx2x_get_strings,
3470 .set_phys_id = bnx2x_set_phys_id,
3471 .get_ethtool_stats = bnx2x_get_ethtool_stats,
3472 .get_rxnfc = bnx2x_get_rxnfc,
3473 .set_rxnfc = bnx2x_set_rxnfc,
3474 .get_rxfh_indir_size = bnx2x_get_rxfh_indir_size,
3475 .get_rxfh = bnx2x_get_rxfh,
3476 .set_rxfh = bnx2x_set_rxfh,
3477 .get_channels = bnx2x_get_channels,
3478 .set_channels = bnx2x_set_channels,
3479 .get_module_info = bnx2x_get_module_info,
3480 .get_module_eeprom = bnx2x_get_module_eeprom,
3481 .get_eee = bnx2x_get_eee,
3482 .set_eee = bnx2x_set_eee,
3483 .get_ts_info = ethtool_op_get_ts_info,
3486 static const struct ethtool_ops bnx2x_vf_ethtool_ops = {
3487 .get_settings = bnx2x_get_settings,
3488 .set_settings = bnx2x_set_settings,
3489 .get_drvinfo = bnx2x_get_drvinfo,
3490 .get_msglevel = bnx2x_get_msglevel,
3491 .set_msglevel = bnx2x_set_msglevel,
3492 .get_link = bnx2x_get_link,
3493 .get_coalesce = bnx2x_get_coalesce,
3494 .get_ringparam = bnx2x_get_ringparam,
3495 .set_ringparam = bnx2x_set_ringparam,
3496 .get_sset_count = bnx2x_get_sset_count,
3497 .get_strings = bnx2x_get_strings,
3498 .get_ethtool_stats = bnx2x_get_ethtool_stats,
3499 .get_rxnfc = bnx2x_get_rxnfc,
3500 .set_rxnfc = bnx2x_set_rxnfc,
3501 .get_rxfh_indir_size = bnx2x_get_rxfh_indir_size,
3502 .get_rxfh = bnx2x_get_rxfh,
3503 .set_rxfh = bnx2x_set_rxfh,
3504 .get_channels = bnx2x_get_channels,
3505 .set_channels = bnx2x_set_channels,
3508 void bnx2x_set_ethtool_ops(struct bnx2x *bp, struct net_device *netdev)
3510 netdev->ethtool_ops = (IS_PF(bp)) ?
3511 &bnx2x_ethtool_ops : &bnx2x_vf_ethtool_ops;