1 /* bnx2x_ethtool.c: QLogic Everest network driver.
3 * Copyright (c) 2007-2013 Broadcom Corporation
4 * Copyright (c) 2014 QLogic Corporation
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation.
11 * Maintained by: Ariel Elior <ariel.elior@qlogic.com>
12 * Written by: Eliezer Tamir
13 * Based on code from Michael Chan's bnx2 driver
14 * UDP CSUM errata workaround by Arik Gendelman
15 * Slowpath and fastpath rework by Vladislav Zolotarov
16 * Statistics and Link management by Yitchak Gertner
20 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
22 #include <linux/ethtool.h>
23 #include <linux/netdevice.h>
24 #include <linux/types.h>
25 #include <linux/sched.h>
26 #include <linux/crc32.h>
28 #include "bnx2x_cmn.h"
29 #include "bnx2x_dump.h"
30 #include "bnx2x_init.h"
32 /* Note: in the format strings below %s is replaced by the queue-name which is
33 * either its index or 'fcoe' for the fcoe queue. Make sure the format string
34 * length does not exceed ETH_GSTRING_LEN - MAX_QUEUE_NAME_LEN + 2
36 #define MAX_QUEUE_NAME_LEN 4
40 char string[ETH_GSTRING_LEN];
41 } bnx2x_q_stats_arr[] = {
42 /* 1 */ { Q_STATS_OFFSET32(total_bytes_received_hi), 8, "[%s]: rx_bytes" },
43 { Q_STATS_OFFSET32(total_unicast_packets_received_hi),
44 8, "[%s]: rx_ucast_packets" },
45 { Q_STATS_OFFSET32(total_multicast_packets_received_hi),
46 8, "[%s]: rx_mcast_packets" },
47 { Q_STATS_OFFSET32(total_broadcast_packets_received_hi),
48 8, "[%s]: rx_bcast_packets" },
49 { Q_STATS_OFFSET32(no_buff_discard_hi), 8, "[%s]: rx_discards" },
50 { Q_STATS_OFFSET32(rx_err_discard_pkt),
51 4, "[%s]: rx_phy_ip_err_discards"},
52 { Q_STATS_OFFSET32(rx_skb_alloc_failed),
53 4, "[%s]: rx_skb_alloc_discard" },
54 { Q_STATS_OFFSET32(hw_csum_err), 4, "[%s]: rx_csum_offload_errors" },
55 { Q_STATS_OFFSET32(driver_xoff), 4, "[%s]: tx_exhaustion_events" },
56 { Q_STATS_OFFSET32(total_bytes_transmitted_hi), 8, "[%s]: tx_bytes" },
57 /* 10 */{ Q_STATS_OFFSET32(total_unicast_packets_transmitted_hi),
58 8, "[%s]: tx_ucast_packets" },
59 { Q_STATS_OFFSET32(total_multicast_packets_transmitted_hi),
60 8, "[%s]: tx_mcast_packets" },
61 { Q_STATS_OFFSET32(total_broadcast_packets_transmitted_hi),
62 8, "[%s]: tx_bcast_packets" },
63 { Q_STATS_OFFSET32(total_tpa_aggregations_hi),
64 8, "[%s]: tpa_aggregations" },
65 { Q_STATS_OFFSET32(total_tpa_aggregated_frames_hi),
66 8, "[%s]: tpa_aggregated_frames"},
67 { Q_STATS_OFFSET32(total_tpa_bytes_hi), 8, "[%s]: tpa_bytes"},
68 { Q_STATS_OFFSET32(driver_filtered_tx_pkt),
69 4, "[%s]: driver_filtered_tx_pkt" }
72 #define BNX2X_NUM_Q_STATS ARRAY_SIZE(bnx2x_q_stats_arr)
78 char string[ETH_GSTRING_LEN];
79 } bnx2x_stats_arr[] = {
80 /* 1 */ { STATS_OFFSET32(total_bytes_received_hi),
81 8, false, "rx_bytes" },
82 { STATS_OFFSET32(error_bytes_received_hi),
83 8, false, "rx_error_bytes" },
84 { STATS_OFFSET32(total_unicast_packets_received_hi),
85 8, false, "rx_ucast_packets" },
86 { STATS_OFFSET32(total_multicast_packets_received_hi),
87 8, false, "rx_mcast_packets" },
88 { STATS_OFFSET32(total_broadcast_packets_received_hi),
89 8, false, "rx_bcast_packets" },
90 { STATS_OFFSET32(rx_stat_dot3statsfcserrors_hi),
91 8, true, "rx_crc_errors" },
92 { STATS_OFFSET32(rx_stat_dot3statsalignmenterrors_hi),
93 8, true, "rx_align_errors" },
94 { STATS_OFFSET32(rx_stat_etherstatsundersizepkts_hi),
95 8, true, "rx_undersize_packets" },
96 { STATS_OFFSET32(etherstatsoverrsizepkts_hi),
97 8, true, "rx_oversize_packets" },
98 /* 10 */{ STATS_OFFSET32(rx_stat_etherstatsfragments_hi),
99 8, true, "rx_fragments" },
100 { STATS_OFFSET32(rx_stat_etherstatsjabbers_hi),
101 8, true, "rx_jabbers" },
102 { STATS_OFFSET32(no_buff_discard_hi),
103 8, false, "rx_discards" },
104 { STATS_OFFSET32(mac_filter_discard),
105 4, true, "rx_filtered_packets" },
106 { STATS_OFFSET32(mf_tag_discard),
107 4, true, "rx_mf_tag_discard" },
108 { STATS_OFFSET32(pfc_frames_received_hi),
109 8, true, "pfc_frames_received" },
110 { STATS_OFFSET32(pfc_frames_sent_hi),
111 8, true, "pfc_frames_sent" },
112 { STATS_OFFSET32(brb_drop_hi),
113 8, true, "rx_brb_discard" },
114 { STATS_OFFSET32(brb_truncate_hi),
115 8, true, "rx_brb_truncate" },
116 { STATS_OFFSET32(pause_frames_received_hi),
117 8, true, "rx_pause_frames" },
118 { STATS_OFFSET32(rx_stat_maccontrolframesreceived_hi),
119 8, true, "rx_mac_ctrl_frames" },
120 { STATS_OFFSET32(nig_timer_max),
121 4, true, "rx_constant_pause_events" },
122 /* 20 */{ STATS_OFFSET32(rx_err_discard_pkt),
123 4, false, "rx_phy_ip_err_discards"},
124 { STATS_OFFSET32(rx_skb_alloc_failed),
125 4, false, "rx_skb_alloc_discard" },
126 { STATS_OFFSET32(hw_csum_err),
127 4, false, "rx_csum_offload_errors" },
128 { STATS_OFFSET32(driver_xoff),
129 4, false, "tx_exhaustion_events" },
130 { STATS_OFFSET32(total_bytes_transmitted_hi),
131 8, false, "tx_bytes" },
132 { STATS_OFFSET32(tx_stat_ifhcoutbadoctets_hi),
133 8, true, "tx_error_bytes" },
134 { STATS_OFFSET32(total_unicast_packets_transmitted_hi),
135 8, false, "tx_ucast_packets" },
136 { STATS_OFFSET32(total_multicast_packets_transmitted_hi),
137 8, false, "tx_mcast_packets" },
138 { STATS_OFFSET32(total_broadcast_packets_transmitted_hi),
139 8, false, "tx_bcast_packets" },
140 { STATS_OFFSET32(tx_stat_dot3statsinternalmactransmiterrors_hi),
141 8, true, "tx_mac_errors" },
142 { STATS_OFFSET32(rx_stat_dot3statscarriersenseerrors_hi),
143 8, true, "tx_carrier_errors" },
144 /* 30 */{ STATS_OFFSET32(tx_stat_dot3statssinglecollisionframes_hi),
145 8, true, "tx_single_collisions" },
146 { STATS_OFFSET32(tx_stat_dot3statsmultiplecollisionframes_hi),
147 8, true, "tx_multi_collisions" },
148 { STATS_OFFSET32(tx_stat_dot3statsdeferredtransmissions_hi),
149 8, true, "tx_deferred" },
150 { STATS_OFFSET32(tx_stat_dot3statsexcessivecollisions_hi),
151 8, true, "tx_excess_collisions" },
152 { STATS_OFFSET32(tx_stat_dot3statslatecollisions_hi),
153 8, true, "tx_late_collisions" },
154 { STATS_OFFSET32(tx_stat_etherstatscollisions_hi),
155 8, true, "tx_total_collisions" },
156 { STATS_OFFSET32(tx_stat_etherstatspkts64octets_hi),
157 8, true, "tx_64_byte_packets" },
158 { STATS_OFFSET32(tx_stat_etherstatspkts65octetsto127octets_hi),
159 8, true, "tx_65_to_127_byte_packets" },
160 { STATS_OFFSET32(tx_stat_etherstatspkts128octetsto255octets_hi),
161 8, true, "tx_128_to_255_byte_packets" },
162 { STATS_OFFSET32(tx_stat_etherstatspkts256octetsto511octets_hi),
163 8, true, "tx_256_to_511_byte_packets" },
164 /* 40 */{ STATS_OFFSET32(tx_stat_etherstatspkts512octetsto1023octets_hi),
165 8, true, "tx_512_to_1023_byte_packets" },
166 { STATS_OFFSET32(etherstatspkts1024octetsto1522octets_hi),
167 8, true, "tx_1024_to_1522_byte_packets" },
168 { STATS_OFFSET32(etherstatspktsover1522octets_hi),
169 8, true, "tx_1523_to_9022_byte_packets" },
170 { STATS_OFFSET32(pause_frames_sent_hi),
171 8, true, "tx_pause_frames" },
172 { STATS_OFFSET32(total_tpa_aggregations_hi),
173 8, false, "tpa_aggregations" },
174 { STATS_OFFSET32(total_tpa_aggregated_frames_hi),
175 8, false, "tpa_aggregated_frames"},
176 { STATS_OFFSET32(total_tpa_bytes_hi),
177 8, false, "tpa_bytes"},
178 { STATS_OFFSET32(recoverable_error),
179 4, false, "recoverable_errors" },
180 { STATS_OFFSET32(unrecoverable_error),
181 4, false, "unrecoverable_errors" },
182 { STATS_OFFSET32(driver_filtered_tx_pkt),
183 4, false, "driver_filtered_tx_pkt" },
184 { STATS_OFFSET32(eee_tx_lpi),
185 4, true, "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_vf_link_ksettings(struct net_device *dev,
220 struct ethtool_link_ksettings *cmd)
222 struct bnx2x *bp = netdev_priv(dev);
223 u32 supported, advertising;
225 ethtool_convert_link_mode_to_legacy_u32(&supported,
226 cmd->link_modes.supported);
227 ethtool_convert_link_mode_to_legacy_u32(&advertising,
228 cmd->link_modes.advertising);
230 if (bp->state == BNX2X_STATE_OPEN) {
231 if (test_bit(BNX2X_LINK_REPORT_FD,
232 &bp->vf_link_vars.link_report_flags))
233 cmd->base.duplex = DUPLEX_FULL;
235 cmd->base.duplex = DUPLEX_HALF;
237 cmd->base.speed = bp->vf_link_vars.line_speed;
239 cmd->base.duplex = DUPLEX_UNKNOWN;
240 cmd->base.speed = SPEED_UNKNOWN;
243 cmd->base.port = PORT_OTHER;
244 cmd->base.phy_address = 0;
245 cmd->base.autoneg = AUTONEG_DISABLE;
247 DP(BNX2X_MSG_ETHTOOL, "ethtool_cmd: cmd %d\n"
248 " supported 0x%x advertising 0x%x speed %u\n"
249 " duplex %d port %d phy_address %d\n"
251 cmd->base.cmd, supported, advertising,
253 cmd->base.duplex, cmd->base.port, cmd->base.phy_address,
259 static int bnx2x_get_link_ksettings(struct net_device *dev,
260 struct ethtool_link_ksettings *cmd)
262 struct bnx2x *bp = netdev_priv(dev);
263 int cfg_idx = bnx2x_get_link_cfg_idx(bp);
265 u32 supported, advertising, lp_advertising;
267 ethtool_convert_link_mode_to_legacy_u32(&lp_advertising,
268 cmd->link_modes.lp_advertising);
270 /* Dual Media boards present all available port types */
271 supported = bp->port.supported[cfg_idx] |
272 (bp->port.supported[cfg_idx ^ 1] &
273 (SUPPORTED_TP | SUPPORTED_FIBRE));
274 advertising = bp->port.advertising[cfg_idx];
275 media_type = bp->link_params.phy[bnx2x_get_cur_phy_idx(bp)].media_type;
276 if (media_type == ETH_PHY_SFP_1G_FIBER) {
277 supported &= ~(SUPPORTED_10000baseT_Full);
278 advertising &= ~(ADVERTISED_10000baseT_Full);
281 if ((bp->state == BNX2X_STATE_OPEN) && bp->link_vars.link_up &&
282 !(bp->flags & MF_FUNC_DIS)) {
283 cmd->base.duplex = bp->link_vars.duplex;
285 if (IS_MF(bp) && !BP_NOMCP(bp))
286 cmd->base.speed = bnx2x_get_mf_speed(bp);
288 cmd->base.speed = bp->link_vars.line_speed;
290 cmd->base.duplex = DUPLEX_UNKNOWN;
291 cmd->base.speed = SPEED_UNKNOWN;
294 cmd->base.port = bnx2x_get_port_type(bp);
296 cmd->base.phy_address = bp->mdio.prtad;
298 if (bp->link_params.req_line_speed[cfg_idx] == SPEED_AUTO_NEG)
299 cmd->base.autoneg = AUTONEG_ENABLE;
301 cmd->base.autoneg = AUTONEG_DISABLE;
303 /* Publish LP advertised speeds and FC */
304 if (bp->link_vars.link_status & LINK_STATUS_AUTO_NEGOTIATE_COMPLETE) {
305 u32 status = bp->link_vars.link_status;
307 lp_advertising |= ADVERTISED_Autoneg;
308 if (status & LINK_STATUS_LINK_PARTNER_SYMMETRIC_PAUSE)
309 lp_advertising |= ADVERTISED_Pause;
310 if (status & LINK_STATUS_LINK_PARTNER_ASYMMETRIC_PAUSE)
311 lp_advertising |= ADVERTISED_Asym_Pause;
313 if (status & LINK_STATUS_LINK_PARTNER_10THD_CAPABLE)
314 lp_advertising |= ADVERTISED_10baseT_Half;
315 if (status & LINK_STATUS_LINK_PARTNER_10TFD_CAPABLE)
316 lp_advertising |= ADVERTISED_10baseT_Full;
317 if (status & LINK_STATUS_LINK_PARTNER_100TXHD_CAPABLE)
318 lp_advertising |= ADVERTISED_100baseT_Half;
319 if (status & LINK_STATUS_LINK_PARTNER_100TXFD_CAPABLE)
320 lp_advertising |= ADVERTISED_100baseT_Full;
321 if (status & LINK_STATUS_LINK_PARTNER_1000THD_CAPABLE)
322 lp_advertising |= ADVERTISED_1000baseT_Half;
323 if (status & LINK_STATUS_LINK_PARTNER_1000TFD_CAPABLE) {
324 if (media_type == ETH_PHY_KR) {
326 ADVERTISED_1000baseKX_Full;
329 ADVERTISED_1000baseT_Full;
332 if (status & LINK_STATUS_LINK_PARTNER_2500XFD_CAPABLE)
333 lp_advertising |= ADVERTISED_2500baseX_Full;
334 if (status & LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE) {
335 if (media_type == ETH_PHY_KR) {
337 ADVERTISED_10000baseKR_Full;
340 ADVERTISED_10000baseT_Full;
343 if (status & LINK_STATUS_LINK_PARTNER_20GXFD_CAPABLE)
344 lp_advertising |= ADVERTISED_20000baseKR2_Full;
347 ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported,
349 ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising,
351 ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.lp_advertising,
354 DP(BNX2X_MSG_ETHTOOL, "ethtool_cmd: cmd %d\n"
355 " supported 0x%x advertising 0x%x speed %u\n"
356 " duplex %d port %d phy_address %d\n"
358 cmd->base.cmd, supported, advertising,
360 cmd->base.duplex, cmd->base.port, cmd->base.phy_address,
366 static int bnx2x_set_link_ksettings(struct net_device *dev,
367 const struct ethtool_link_ksettings *cmd)
369 struct bnx2x *bp = netdev_priv(dev);
370 u32 advertising, cfg_idx, old_multi_phy_config, new_multi_phy_config;
373 u8 duplex = cmd->base.duplex;
375 ethtool_convert_link_mode_to_legacy_u32(&supported,
376 cmd->link_modes.supported);
377 ethtool_convert_link_mode_to_legacy_u32(&advertising,
378 cmd->link_modes.advertising);
383 DP(BNX2X_MSG_ETHTOOL, "ethtool_cmd: cmd %d\n"
384 " supported 0x%x advertising 0x%x speed %u\n"
385 " duplex %d port %d phy_address %d\n"
387 cmd->base.cmd, supported, advertising,
389 cmd->base.duplex, cmd->base.port, cmd->base.phy_address,
392 speed = cmd->base.speed;
394 /* If received a request for an unknown duplex, assume full*/
395 if (duplex == DUPLEX_UNKNOWN)
396 duplex = DUPLEX_FULL;
400 u32 line_speed = bp->link_vars.line_speed;
402 /* use 10G if no link detected */
406 if (bp->common.bc_ver < REQ_BC_VER_4_SET_MF_BW) {
407 DP(BNX2X_MSG_ETHTOOL,
408 "To set speed BC %X or higher is required, please upgrade BC\n",
409 REQ_BC_VER_4_SET_MF_BW);
413 part = (speed * 100) / line_speed;
415 if (line_speed < speed || !part) {
416 DP(BNX2X_MSG_ETHTOOL,
417 "Speed setting should be in a range from 1%% to 100%% of actual line speed\n");
421 if (bp->state != BNX2X_STATE_OPEN)
422 /* store value for following "load" */
423 bp->pending_max = part;
425 bnx2x_update_max_mf_config(bp, part);
430 cfg_idx = bnx2x_get_link_cfg_idx(bp);
431 old_multi_phy_config = bp->link_params.multi_phy_config;
432 if (cmd->base.port != bnx2x_get_port_type(bp)) {
433 switch (cmd->base.port) {
435 if (!(bp->port.supported[0] & SUPPORTED_TP ||
436 bp->port.supported[1] & SUPPORTED_TP)) {
437 DP(BNX2X_MSG_ETHTOOL,
438 "Unsupported port type\n");
441 bp->link_params.multi_phy_config &=
442 ~PORT_HW_CFG_PHY_SELECTION_MASK;
443 if (bp->link_params.multi_phy_config &
444 PORT_HW_CFG_PHY_SWAPPED_ENABLED)
445 bp->link_params.multi_phy_config |=
446 PORT_HW_CFG_PHY_SELECTION_SECOND_PHY;
448 bp->link_params.multi_phy_config |=
449 PORT_HW_CFG_PHY_SELECTION_FIRST_PHY;
454 if (!(bp->port.supported[0] & SUPPORTED_FIBRE ||
455 bp->port.supported[1] & SUPPORTED_FIBRE)) {
456 DP(BNX2X_MSG_ETHTOOL,
457 "Unsupported port type\n");
460 bp->link_params.multi_phy_config &=
461 ~PORT_HW_CFG_PHY_SELECTION_MASK;
462 if (bp->link_params.multi_phy_config &
463 PORT_HW_CFG_PHY_SWAPPED_ENABLED)
464 bp->link_params.multi_phy_config |=
465 PORT_HW_CFG_PHY_SELECTION_FIRST_PHY;
467 bp->link_params.multi_phy_config |=
468 PORT_HW_CFG_PHY_SELECTION_SECOND_PHY;
471 DP(BNX2X_MSG_ETHTOOL, "Unsupported port type\n");
475 /* Save new config in case command complete successfully */
476 new_multi_phy_config = bp->link_params.multi_phy_config;
477 /* Get the new cfg_idx */
478 cfg_idx = bnx2x_get_link_cfg_idx(bp);
479 /* Restore old config in case command failed */
480 bp->link_params.multi_phy_config = old_multi_phy_config;
481 DP(BNX2X_MSG_ETHTOOL, "cfg_idx = %x\n", cfg_idx);
483 if (cmd->base.autoneg == AUTONEG_ENABLE) {
484 u32 an_supported_speed = bp->port.supported[cfg_idx];
485 if (bp->link_params.phy[EXT_PHY1].type ==
486 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84833)
487 an_supported_speed |= (SUPPORTED_100baseT_Half |
488 SUPPORTED_100baseT_Full);
489 if (!(bp->port.supported[cfg_idx] & SUPPORTED_Autoneg)) {
490 DP(BNX2X_MSG_ETHTOOL, "Autoneg not supported\n");
494 /* advertise the requested speed and duplex if supported */
495 if (advertising & ~an_supported_speed) {
496 DP(BNX2X_MSG_ETHTOOL,
497 "Advertisement parameters are not supported\n");
501 bp->link_params.req_line_speed[cfg_idx] = SPEED_AUTO_NEG;
502 bp->link_params.req_duplex[cfg_idx] = duplex;
503 bp->port.advertising[cfg_idx] = (ADVERTISED_Autoneg |
507 bp->link_params.speed_cap_mask[cfg_idx] = 0;
508 if (advertising & ADVERTISED_10baseT_Half) {
509 bp->link_params.speed_cap_mask[cfg_idx] |=
510 PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF;
512 if (advertising & ADVERTISED_10baseT_Full)
513 bp->link_params.speed_cap_mask[cfg_idx] |=
514 PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL;
516 if (advertising & ADVERTISED_100baseT_Full)
517 bp->link_params.speed_cap_mask[cfg_idx] |=
518 PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL;
520 if (advertising & ADVERTISED_100baseT_Half) {
521 bp->link_params.speed_cap_mask[cfg_idx] |=
522 PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF;
524 if (advertising & ADVERTISED_1000baseT_Half) {
525 bp->link_params.speed_cap_mask[cfg_idx] |=
526 PORT_HW_CFG_SPEED_CAPABILITY_D0_1G;
528 if (advertising & (ADVERTISED_1000baseT_Full |
529 ADVERTISED_1000baseKX_Full))
530 bp->link_params.speed_cap_mask[cfg_idx] |=
531 PORT_HW_CFG_SPEED_CAPABILITY_D0_1G;
533 if (advertising & (ADVERTISED_10000baseT_Full |
534 ADVERTISED_10000baseKX4_Full |
535 ADVERTISED_10000baseKR_Full))
536 bp->link_params.speed_cap_mask[cfg_idx] |=
537 PORT_HW_CFG_SPEED_CAPABILITY_D0_10G;
539 if (advertising & ADVERTISED_20000baseKR2_Full)
540 bp->link_params.speed_cap_mask[cfg_idx] |=
541 PORT_HW_CFG_SPEED_CAPABILITY_D0_20G;
543 } else { /* forced speed */
544 /* advertise the requested speed and duplex if supported */
547 if (duplex == DUPLEX_FULL) {
548 if (!(bp->port.supported[cfg_idx] &
549 SUPPORTED_10baseT_Full)) {
550 DP(BNX2X_MSG_ETHTOOL,
551 "10M full not supported\n");
555 advertising = (ADVERTISED_10baseT_Full |
558 if (!(bp->port.supported[cfg_idx] &
559 SUPPORTED_10baseT_Half)) {
560 DP(BNX2X_MSG_ETHTOOL,
561 "10M half not supported\n");
565 advertising = (ADVERTISED_10baseT_Half |
571 if (duplex == DUPLEX_FULL) {
572 if (!(bp->port.supported[cfg_idx] &
573 SUPPORTED_100baseT_Full)) {
574 DP(BNX2X_MSG_ETHTOOL,
575 "100M full not supported\n");
579 advertising = (ADVERTISED_100baseT_Full |
582 if (!(bp->port.supported[cfg_idx] &
583 SUPPORTED_100baseT_Half)) {
584 DP(BNX2X_MSG_ETHTOOL,
585 "100M half not supported\n");
589 advertising = (ADVERTISED_100baseT_Half |
595 if (duplex != DUPLEX_FULL) {
596 DP(BNX2X_MSG_ETHTOOL,
597 "1G half not supported\n");
601 if (bp->port.supported[cfg_idx] &
602 SUPPORTED_1000baseT_Full) {
603 advertising = (ADVERTISED_1000baseT_Full |
606 } else if (bp->port.supported[cfg_idx] &
607 SUPPORTED_1000baseKX_Full) {
608 advertising = ADVERTISED_1000baseKX_Full;
610 DP(BNX2X_MSG_ETHTOOL,
611 "1G full not supported\n");
618 if (duplex != DUPLEX_FULL) {
619 DP(BNX2X_MSG_ETHTOOL,
620 "2.5G half not supported\n");
624 if (!(bp->port.supported[cfg_idx]
625 & SUPPORTED_2500baseX_Full)) {
626 DP(BNX2X_MSG_ETHTOOL,
627 "2.5G full not supported\n");
631 advertising = (ADVERTISED_2500baseX_Full |
636 if (duplex != DUPLEX_FULL) {
637 DP(BNX2X_MSG_ETHTOOL,
638 "10G half not supported\n");
641 phy_idx = bnx2x_get_cur_phy_idx(bp);
642 if ((bp->port.supported[cfg_idx] &
643 SUPPORTED_10000baseT_Full) &&
644 (bp->link_params.phy[phy_idx].media_type !=
645 ETH_PHY_SFP_1G_FIBER)) {
646 advertising = (ADVERTISED_10000baseT_Full |
648 } else if (bp->port.supported[cfg_idx] &
649 SUPPORTED_10000baseKR_Full) {
650 advertising = (ADVERTISED_10000baseKR_Full |
653 DP(BNX2X_MSG_ETHTOOL,
654 "10G full not supported\n");
661 DP(BNX2X_MSG_ETHTOOL, "Unsupported speed %u\n", speed);
665 bp->link_params.req_line_speed[cfg_idx] = speed;
666 bp->link_params.req_duplex[cfg_idx] = duplex;
667 bp->port.advertising[cfg_idx] = advertising;
670 DP(BNX2X_MSG_ETHTOOL, "req_line_speed %d\n"
671 " req_duplex %d advertising 0x%x\n",
672 bp->link_params.req_line_speed[cfg_idx],
673 bp->link_params.req_duplex[cfg_idx],
674 bp->port.advertising[cfg_idx]);
677 bp->link_params.multi_phy_config = new_multi_phy_config;
678 if (netif_running(dev)) {
679 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
680 bnx2x_force_link_reset(bp);
687 #define DUMP_ALL_PRESETS 0x1FFF
688 #define DUMP_MAX_PRESETS 13
690 static int __bnx2x_get_preset_regs_len(struct bnx2x *bp, u32 preset)
693 return dump_num_registers[0][preset-1];
694 else if (CHIP_IS_E1H(bp))
695 return dump_num_registers[1][preset-1];
696 else if (CHIP_IS_E2(bp))
697 return dump_num_registers[2][preset-1];
698 else if (CHIP_IS_E3A0(bp))
699 return dump_num_registers[3][preset-1];
700 else if (CHIP_IS_E3B0(bp))
701 return dump_num_registers[4][preset-1];
706 static int __bnx2x_get_regs_len(struct bnx2x *bp)
711 /* Calculate the total preset regs length */
712 for (preset_idx = 1; preset_idx <= DUMP_MAX_PRESETS; preset_idx++)
713 regdump_len += __bnx2x_get_preset_regs_len(bp, preset_idx);
718 static int bnx2x_get_regs_len(struct net_device *dev)
720 struct bnx2x *bp = netdev_priv(dev);
726 regdump_len = __bnx2x_get_regs_len(bp);
728 regdump_len += sizeof(struct dump_header);
733 #define IS_E1_REG(chips) ((chips & DUMP_CHIP_E1) == DUMP_CHIP_E1)
734 #define IS_E1H_REG(chips) ((chips & DUMP_CHIP_E1H) == DUMP_CHIP_E1H)
735 #define IS_E2_REG(chips) ((chips & DUMP_CHIP_E2) == DUMP_CHIP_E2)
736 #define IS_E3A0_REG(chips) ((chips & DUMP_CHIP_E3A0) == DUMP_CHIP_E3A0)
737 #define IS_E3B0_REG(chips) ((chips & DUMP_CHIP_E3B0) == DUMP_CHIP_E3B0)
739 #define IS_REG_IN_PRESET(presets, idx) \
740 ((presets & (1 << (idx-1))) == (1 << (idx-1)))
742 /******* Paged registers info selectors ********/
743 static const u32 *__bnx2x_get_page_addr_ar(struct bnx2x *bp)
747 else if (CHIP_IS_E3(bp))
753 static u32 __bnx2x_get_page_reg_num(struct bnx2x *bp)
756 return PAGE_MODE_VALUES_E2;
757 else if (CHIP_IS_E3(bp))
758 return PAGE_MODE_VALUES_E3;
763 static const u32 *__bnx2x_get_page_write_ar(struct bnx2x *bp)
766 return page_write_regs_e2;
767 else if (CHIP_IS_E3(bp))
768 return page_write_regs_e3;
773 static u32 __bnx2x_get_page_write_num(struct bnx2x *bp)
776 return PAGE_WRITE_REGS_E2;
777 else if (CHIP_IS_E3(bp))
778 return PAGE_WRITE_REGS_E3;
783 static const struct reg_addr *__bnx2x_get_page_read_ar(struct bnx2x *bp)
786 return page_read_regs_e2;
787 else if (CHIP_IS_E3(bp))
788 return page_read_regs_e3;
793 static u32 __bnx2x_get_page_read_num(struct bnx2x *bp)
796 return PAGE_READ_REGS_E2;
797 else if (CHIP_IS_E3(bp))
798 return PAGE_READ_REGS_E3;
803 static bool bnx2x_is_reg_in_chip(struct bnx2x *bp,
804 const struct reg_addr *reg_info)
807 return IS_E1_REG(reg_info->chips);
808 else if (CHIP_IS_E1H(bp))
809 return IS_E1H_REG(reg_info->chips);
810 else if (CHIP_IS_E2(bp))
811 return IS_E2_REG(reg_info->chips);
812 else if (CHIP_IS_E3A0(bp))
813 return IS_E3A0_REG(reg_info->chips);
814 else if (CHIP_IS_E3B0(bp))
815 return IS_E3B0_REG(reg_info->chips);
820 static bool bnx2x_is_wreg_in_chip(struct bnx2x *bp,
821 const struct wreg_addr *wreg_info)
824 return IS_E1_REG(wreg_info->chips);
825 else if (CHIP_IS_E1H(bp))
826 return IS_E1H_REG(wreg_info->chips);
827 else if (CHIP_IS_E2(bp))
828 return IS_E2_REG(wreg_info->chips);
829 else if (CHIP_IS_E3A0(bp))
830 return IS_E3A0_REG(wreg_info->chips);
831 else if (CHIP_IS_E3B0(bp))
832 return IS_E3B0_REG(wreg_info->chips);
838 * bnx2x_read_pages_regs - read "paged" registers
843 * Reads "paged" memories: memories that may only be read by first writing to a
844 * specific address ("write address") and then reading from a specific address
845 * ("read address"). There may be more than one write address per "page" and
846 * more than one read address per write address.
848 static void bnx2x_read_pages_regs(struct bnx2x *bp, u32 *p, u32 preset)
852 /* addresses of the paged registers */
853 const u32 *page_addr = __bnx2x_get_page_addr_ar(bp);
854 /* number of paged registers */
855 int num_pages = __bnx2x_get_page_reg_num(bp);
856 /* write addresses */
857 const u32 *write_addr = __bnx2x_get_page_write_ar(bp);
858 /* number of write addresses */
859 int write_num = __bnx2x_get_page_write_num(bp);
860 /* read addresses info */
861 const struct reg_addr *read_addr = __bnx2x_get_page_read_ar(bp);
862 /* number of read addresses */
863 int read_num = __bnx2x_get_page_read_num(bp);
866 for (i = 0; i < num_pages; i++) {
867 for (j = 0; j < write_num; j++) {
868 REG_WR(bp, write_addr[j], page_addr[i]);
870 for (k = 0; k < read_num; k++) {
871 if (IS_REG_IN_PRESET(read_addr[k].presets,
873 size = read_addr[k].size;
874 for (n = 0; n < size; n++) {
875 addr = read_addr[k].addr + n*4;
876 *p++ = REG_RD(bp, addr);
884 static int __bnx2x_get_preset_regs(struct bnx2x *bp, u32 *p, u32 preset)
887 const struct wreg_addr *wreg_addr_p = NULL;
890 wreg_addr_p = &wreg_addr_e1;
891 else if (CHIP_IS_E1H(bp))
892 wreg_addr_p = &wreg_addr_e1h;
893 else if (CHIP_IS_E2(bp))
894 wreg_addr_p = &wreg_addr_e2;
895 else if (CHIP_IS_E3A0(bp))
896 wreg_addr_p = &wreg_addr_e3;
897 else if (CHIP_IS_E3B0(bp))
898 wreg_addr_p = &wreg_addr_e3b0;
900 /* Read the idle_chk registers */
901 for (i = 0; i < IDLE_REGS_COUNT; i++) {
902 if (bnx2x_is_reg_in_chip(bp, &idle_reg_addrs[i]) &&
903 IS_REG_IN_PRESET(idle_reg_addrs[i].presets, preset)) {
904 for (j = 0; j < idle_reg_addrs[i].size; j++)
905 *p++ = REG_RD(bp, idle_reg_addrs[i].addr + j*4);
909 /* Read the regular registers */
910 for (i = 0; i < REGS_COUNT; i++) {
911 if (bnx2x_is_reg_in_chip(bp, ®_addrs[i]) &&
912 IS_REG_IN_PRESET(reg_addrs[i].presets, preset)) {
913 for (j = 0; j < reg_addrs[i].size; j++)
914 *p++ = REG_RD(bp, reg_addrs[i].addr + j*4);
918 /* Read the CAM registers */
919 if (bnx2x_is_wreg_in_chip(bp, wreg_addr_p) &&
920 IS_REG_IN_PRESET(wreg_addr_p->presets, preset)) {
921 for (i = 0; i < wreg_addr_p->size; i++) {
922 *p++ = REG_RD(bp, wreg_addr_p->addr + i*4);
924 /* In case of wreg_addr register, read additional
925 registers from read_regs array
927 for (j = 0; j < wreg_addr_p->read_regs_count; j++) {
928 addr = *(wreg_addr_p->read_regs);
929 *p++ = REG_RD(bp, addr + j*4);
934 /* Paged registers are supported in E2 & E3 only */
935 if (CHIP_IS_E2(bp) || CHIP_IS_E3(bp)) {
936 /* Read "paged" registers */
937 bnx2x_read_pages_regs(bp, p, preset);
943 static void __bnx2x_get_regs(struct bnx2x *bp, u32 *p)
947 /* Read all registers, by reading all preset registers */
948 for (preset_idx = 1; preset_idx <= DUMP_MAX_PRESETS; preset_idx++) {
949 /* Skip presets with IOR */
950 if ((preset_idx == 2) ||
955 __bnx2x_get_preset_regs(bp, p, preset_idx);
956 p += __bnx2x_get_preset_regs_len(bp, preset_idx);
960 static void bnx2x_get_regs(struct net_device *dev,
961 struct ethtool_regs *regs, void *_p)
964 struct bnx2x *bp = netdev_priv(dev);
965 struct dump_header dump_hdr = {0};
968 memset(p, 0, regs->len);
970 if (!netif_running(bp->dev))
973 /* Disable parity attentions as long as following dump may
974 * cause false alarms by reading never written registers. We
975 * will re-enable parity attentions right after the dump.
978 bnx2x_disable_blocks_parity(bp);
980 dump_hdr.header_size = (sizeof(struct dump_header) / 4) - 1;
981 dump_hdr.preset = DUMP_ALL_PRESETS;
982 dump_hdr.version = BNX2X_DUMP_VERSION;
984 /* dump_meta_data presents OR of CHIP and PATH. */
985 if (CHIP_IS_E1(bp)) {
986 dump_hdr.dump_meta_data = DUMP_CHIP_E1;
987 } else if (CHIP_IS_E1H(bp)) {
988 dump_hdr.dump_meta_data = DUMP_CHIP_E1H;
989 } else if (CHIP_IS_E2(bp)) {
990 dump_hdr.dump_meta_data = DUMP_CHIP_E2 |
991 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
992 } else if (CHIP_IS_E3A0(bp)) {
993 dump_hdr.dump_meta_data = DUMP_CHIP_E3A0 |
994 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
995 } else if (CHIP_IS_E3B0(bp)) {
996 dump_hdr.dump_meta_data = DUMP_CHIP_E3B0 |
997 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
1000 memcpy(p, &dump_hdr, sizeof(struct dump_header));
1001 p += dump_hdr.header_size + 1;
1003 /* This isn't really an error, but since attention handling is going
1004 * to print the GRC timeouts using this macro, we use the same.
1006 BNX2X_ERR("Generating register dump. Might trigger harmless GRC timeouts\n");
1008 /* Actually read the registers */
1009 __bnx2x_get_regs(bp, p);
1011 /* Re-enable parity attentions */
1012 bnx2x_clear_blocks_parity(bp);
1013 bnx2x_enable_blocks_parity(bp);
1016 static int bnx2x_get_preset_regs_len(struct net_device *dev, u32 preset)
1018 struct bnx2x *bp = netdev_priv(dev);
1019 int regdump_len = 0;
1021 regdump_len = __bnx2x_get_preset_regs_len(bp, preset);
1023 regdump_len += sizeof(struct dump_header);
1028 static int bnx2x_set_dump(struct net_device *dev, struct ethtool_dump *val)
1030 struct bnx2x *bp = netdev_priv(dev);
1032 /* Use the ethtool_dump "flag" field as the dump preset index */
1033 if (val->flag < 1 || val->flag > DUMP_MAX_PRESETS)
1036 bp->dump_preset_idx = val->flag;
1040 static int bnx2x_get_dump_flag(struct net_device *dev,
1041 struct ethtool_dump *dump)
1043 struct bnx2x *bp = netdev_priv(dev);
1045 dump->version = BNX2X_DUMP_VERSION;
1046 dump->flag = bp->dump_preset_idx;
1047 /* Calculate the requested preset idx length */
1048 dump->len = bnx2x_get_preset_regs_len(dev, bp->dump_preset_idx);
1049 DP(BNX2X_MSG_ETHTOOL, "Get dump preset %d length=%d\n",
1050 bp->dump_preset_idx, dump->len);
1054 static int bnx2x_get_dump_data(struct net_device *dev,
1055 struct ethtool_dump *dump,
1059 struct bnx2x *bp = netdev_priv(dev);
1060 struct dump_header dump_hdr = {0};
1062 /* Disable parity attentions as long as following dump may
1063 * cause false alarms by reading never written registers. We
1064 * will re-enable parity attentions right after the dump.
1067 bnx2x_disable_blocks_parity(bp);
1069 dump_hdr.header_size = (sizeof(struct dump_header) / 4) - 1;
1070 dump_hdr.preset = bp->dump_preset_idx;
1071 dump_hdr.version = BNX2X_DUMP_VERSION;
1073 DP(BNX2X_MSG_ETHTOOL, "Get dump data of preset %d\n", dump_hdr.preset);
1075 /* dump_meta_data presents OR of CHIP and PATH. */
1076 if (CHIP_IS_E1(bp)) {
1077 dump_hdr.dump_meta_data = DUMP_CHIP_E1;
1078 } else if (CHIP_IS_E1H(bp)) {
1079 dump_hdr.dump_meta_data = DUMP_CHIP_E1H;
1080 } else if (CHIP_IS_E2(bp)) {
1081 dump_hdr.dump_meta_data = DUMP_CHIP_E2 |
1082 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
1083 } else if (CHIP_IS_E3A0(bp)) {
1084 dump_hdr.dump_meta_data = DUMP_CHIP_E3A0 |
1085 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
1086 } else if (CHIP_IS_E3B0(bp)) {
1087 dump_hdr.dump_meta_data = DUMP_CHIP_E3B0 |
1088 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
1091 memcpy(p, &dump_hdr, sizeof(struct dump_header));
1092 p += dump_hdr.header_size + 1;
1094 /* Actually read the registers */
1095 __bnx2x_get_preset_regs(bp, p, dump_hdr.preset);
1097 /* Re-enable parity attentions */
1098 bnx2x_clear_blocks_parity(bp);
1099 bnx2x_enable_blocks_parity(bp);
1104 static void bnx2x_get_drvinfo(struct net_device *dev,
1105 struct ethtool_drvinfo *info)
1107 struct bnx2x *bp = netdev_priv(dev);
1109 strlcpy(info->driver, DRV_MODULE_NAME, sizeof(info->driver));
1110 strlcpy(info->version, DRV_MODULE_VERSION, sizeof(info->version));
1112 bnx2x_fill_fw_str(bp, info->fw_version, sizeof(info->fw_version));
1114 strlcpy(info->bus_info, pci_name(bp->pdev), sizeof(info->bus_info));
1117 static void bnx2x_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
1119 struct bnx2x *bp = netdev_priv(dev);
1121 if (bp->flags & NO_WOL_FLAG) {
1125 wol->supported = WAKE_MAGIC;
1127 wol->wolopts = WAKE_MAGIC;
1131 memset(&wol->sopass, 0, sizeof(wol->sopass));
1134 static int bnx2x_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
1136 struct bnx2x *bp = netdev_priv(dev);
1138 if (wol->wolopts & ~WAKE_MAGIC) {
1139 DP(BNX2X_MSG_ETHTOOL, "WOL not supported\n");
1143 if (wol->wolopts & WAKE_MAGIC) {
1144 if (bp->flags & NO_WOL_FLAG) {
1145 DP(BNX2X_MSG_ETHTOOL, "WOL not supported\n");
1152 if (SHMEM2_HAS(bp, curr_cfg))
1153 SHMEM2_WR(bp, curr_cfg, CURR_CFG_MET_OS);
1158 static u32 bnx2x_get_msglevel(struct net_device *dev)
1160 struct bnx2x *bp = netdev_priv(dev);
1162 return bp->msg_enable;
1165 static void bnx2x_set_msglevel(struct net_device *dev, u32 level)
1167 struct bnx2x *bp = netdev_priv(dev);
1169 if (capable(CAP_NET_ADMIN)) {
1170 /* dump MCP trace */
1171 if (IS_PF(bp) && (level & BNX2X_MSG_MCP))
1172 bnx2x_fw_dump_lvl(bp, KERN_INFO);
1173 bp->msg_enable = level;
1177 static int bnx2x_nway_reset(struct net_device *dev)
1179 struct bnx2x *bp = netdev_priv(dev);
1184 if (netif_running(dev)) {
1185 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
1186 bnx2x_force_link_reset(bp);
1193 static u32 bnx2x_get_link(struct net_device *dev)
1195 struct bnx2x *bp = netdev_priv(dev);
1197 if (bp->flags & MF_FUNC_DIS || (bp->state != BNX2X_STATE_OPEN))
1201 return !test_bit(BNX2X_LINK_REPORT_LINK_DOWN,
1202 &bp->vf_link_vars.link_report_flags);
1204 return bp->link_vars.link_up;
1207 static int bnx2x_get_eeprom_len(struct net_device *dev)
1209 struct bnx2x *bp = netdev_priv(dev);
1211 return bp->common.flash_size;
1214 /* Per pf misc lock must be acquired before the per port mcp lock. Otherwise,
1215 * had we done things the other way around, if two pfs from the same port would
1216 * attempt to access nvram at the same time, we could run into a scenario such
1218 * pf A takes the port lock.
1219 * pf B succeeds in taking the same lock since they are from the same port.
1220 * pf A takes the per pf misc lock. Performs eeprom access.
1221 * pf A finishes. Unlocks the per pf misc lock.
1222 * Pf B takes the lock and proceeds to perform it's own access.
1223 * pf A unlocks the per port lock, while pf B is still working (!).
1224 * mcp takes the per port lock and corrupts pf B's access (and/or has it's own
1225 * access corrupted by pf B)
1227 static int bnx2x_acquire_nvram_lock(struct bnx2x *bp)
1229 int port = BP_PORT(bp);
1233 /* acquire HW lock: protect against other PFs in PF Direct Assignment */
1234 bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_NVRAM);
1236 /* adjust timeout for emulation/FPGA */
1237 count = BNX2X_NVRAM_TIMEOUT_COUNT;
1238 if (CHIP_REV_IS_SLOW(bp))
1241 /* request access to nvram interface */
1242 REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB,
1243 (MCPR_NVM_SW_ARB_ARB_REQ_SET1 << port));
1245 for (i = 0; i < count*10; i++) {
1246 val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB);
1247 if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))
1253 if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) {
1254 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1255 "cannot get access to nvram interface\n");
1256 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_NVRAM);
1263 static int bnx2x_release_nvram_lock(struct bnx2x *bp)
1265 int port = BP_PORT(bp);
1269 /* adjust timeout for emulation/FPGA */
1270 count = BNX2X_NVRAM_TIMEOUT_COUNT;
1271 if (CHIP_REV_IS_SLOW(bp))
1274 /* relinquish nvram interface */
1275 REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB,
1276 (MCPR_NVM_SW_ARB_ARB_REQ_CLR1 << port));
1278 for (i = 0; i < count*10; i++) {
1279 val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB);
1280 if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)))
1286 if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) {
1287 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1288 "cannot free access to nvram interface\n");
1292 /* release HW lock: protect against other PFs in PF Direct Assignment */
1293 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_NVRAM);
1297 static void bnx2x_enable_nvram_access(struct bnx2x *bp)
1301 val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE);
1303 /* enable both bits, even on read */
1304 REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE,
1305 (val | MCPR_NVM_ACCESS_ENABLE_EN |
1306 MCPR_NVM_ACCESS_ENABLE_WR_EN));
1309 static void bnx2x_disable_nvram_access(struct bnx2x *bp)
1313 val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE);
1315 /* disable both bits, even after read */
1316 REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE,
1317 (val & ~(MCPR_NVM_ACCESS_ENABLE_EN |
1318 MCPR_NVM_ACCESS_ENABLE_WR_EN)));
1321 static int bnx2x_nvram_read_dword(struct bnx2x *bp, u32 offset, __be32 *ret_val,
1327 /* build the command word */
1328 cmd_flags |= MCPR_NVM_COMMAND_DOIT;
1330 /* need to clear DONE bit separately */
1331 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE);
1333 /* address of the NVRAM to read from */
1334 REG_WR(bp, MCP_REG_MCPR_NVM_ADDR,
1335 (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE));
1337 /* issue a read command */
1338 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags);
1340 /* adjust timeout for emulation/FPGA */
1341 count = BNX2X_NVRAM_TIMEOUT_COUNT;
1342 if (CHIP_REV_IS_SLOW(bp))
1345 /* wait for completion */
1348 for (i = 0; i < count; i++) {
1350 val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND);
1352 if (val & MCPR_NVM_COMMAND_DONE) {
1353 val = REG_RD(bp, MCP_REG_MCPR_NVM_READ);
1354 /* we read nvram data in cpu order
1355 * but ethtool sees it as an array of bytes
1356 * converting to big-endian will do the work
1358 *ret_val = cpu_to_be32(val);
1364 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1365 "nvram read timeout expired\n");
1369 int bnx2x_nvram_read(struct bnx2x *bp, u32 offset, u8 *ret_buf,
1376 if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) {
1377 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1378 "Invalid parameter: offset 0x%x buf_size 0x%x\n",
1383 if (offset + buf_size > bp->common.flash_size) {
1384 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1385 "Invalid parameter: offset (0x%x) + buf_size (0x%x) > flash_size (0x%x)\n",
1386 offset, buf_size, bp->common.flash_size);
1390 /* request access to nvram interface */
1391 rc = bnx2x_acquire_nvram_lock(bp);
1395 /* enable access to nvram interface */
1396 bnx2x_enable_nvram_access(bp);
1398 /* read the first word(s) */
1399 cmd_flags = MCPR_NVM_COMMAND_FIRST;
1400 while ((buf_size > sizeof(u32)) && (rc == 0)) {
1401 rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags);
1402 memcpy(ret_buf, &val, 4);
1404 /* advance to the next dword */
1405 offset += sizeof(u32);
1406 ret_buf += sizeof(u32);
1407 buf_size -= sizeof(u32);
1412 cmd_flags |= MCPR_NVM_COMMAND_LAST;
1413 rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags);
1414 memcpy(ret_buf, &val, 4);
1417 /* disable access to nvram interface */
1418 bnx2x_disable_nvram_access(bp);
1419 bnx2x_release_nvram_lock(bp);
1424 static int bnx2x_nvram_read32(struct bnx2x *bp, u32 offset, u32 *buf,
1429 rc = bnx2x_nvram_read(bp, offset, (u8 *)buf, buf_size);
1432 __be32 *be = (__be32 *)buf;
1434 while ((buf_size -= 4) >= 0)
1435 *buf++ = be32_to_cpu(*be++);
1441 static bool bnx2x_is_nvm_accessible(struct bnx2x *bp)
1445 struct net_device *dev = pci_get_drvdata(bp->pdev);
1447 if (bp->pdev->pm_cap)
1448 rc = pci_read_config_word(bp->pdev,
1449 bp->pdev->pm_cap + PCI_PM_CTRL, &pm);
1451 if ((rc && !netif_running(dev)) ||
1452 (!rc && ((pm & PCI_PM_CTRL_STATE_MASK) != (__force u16)PCI_D0)))
1458 static int bnx2x_get_eeprom(struct net_device *dev,
1459 struct ethtool_eeprom *eeprom, u8 *eebuf)
1461 struct bnx2x *bp = netdev_priv(dev);
1463 if (!bnx2x_is_nvm_accessible(bp)) {
1464 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1465 "cannot access eeprom when the interface is down\n");
1469 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n"
1470 " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n",
1471 eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset,
1472 eeprom->len, eeprom->len);
1474 /* parameters already validated in ethtool_get_eeprom */
1476 return bnx2x_nvram_read(bp, eeprom->offset, eebuf, eeprom->len);
1479 static int bnx2x_get_module_eeprom(struct net_device *dev,
1480 struct ethtool_eeprom *ee,
1483 struct bnx2x *bp = netdev_priv(dev);
1484 int rc = -EINVAL, phy_idx;
1485 u8 *user_data = data;
1486 unsigned int start_addr = ee->offset, xfer_size = 0;
1488 if (!bnx2x_is_nvm_accessible(bp)) {
1489 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1490 "cannot access eeprom when the interface is down\n");
1494 phy_idx = bnx2x_get_cur_phy_idx(bp);
1496 /* Read A0 section */
1497 if (start_addr < ETH_MODULE_SFF_8079_LEN) {
1498 /* Limit transfer size to the A0 section boundary */
1499 if (start_addr + ee->len > ETH_MODULE_SFF_8079_LEN)
1500 xfer_size = ETH_MODULE_SFF_8079_LEN - start_addr;
1502 xfer_size = ee->len;
1503 bnx2x_acquire_phy_lock(bp);
1504 rc = bnx2x_read_sfp_module_eeprom(&bp->link_params.phy[phy_idx],
1510 bnx2x_release_phy_lock(bp);
1512 DP(BNX2X_MSG_ETHTOOL, "Failed reading A0 section\n");
1516 user_data += xfer_size;
1517 start_addr += xfer_size;
1520 /* Read A2 section */
1521 if ((start_addr >= ETH_MODULE_SFF_8079_LEN) &&
1522 (start_addr < ETH_MODULE_SFF_8472_LEN)) {
1523 xfer_size = ee->len - xfer_size;
1524 /* Limit transfer size to the A2 section boundary */
1525 if (start_addr + xfer_size > ETH_MODULE_SFF_8472_LEN)
1526 xfer_size = ETH_MODULE_SFF_8472_LEN - start_addr;
1527 start_addr -= ETH_MODULE_SFF_8079_LEN;
1528 bnx2x_acquire_phy_lock(bp);
1529 rc = bnx2x_read_sfp_module_eeprom(&bp->link_params.phy[phy_idx],
1535 bnx2x_release_phy_lock(bp);
1537 DP(BNX2X_MSG_ETHTOOL, "Failed reading A2 section\n");
1544 static int bnx2x_get_module_info(struct net_device *dev,
1545 struct ethtool_modinfo *modinfo)
1547 struct bnx2x *bp = netdev_priv(dev);
1549 u8 sff8472_comp, diag_type;
1551 if (!bnx2x_is_nvm_accessible(bp)) {
1552 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1553 "cannot access eeprom when the interface is down\n");
1556 phy_idx = bnx2x_get_cur_phy_idx(bp);
1557 bnx2x_acquire_phy_lock(bp);
1558 rc = bnx2x_read_sfp_module_eeprom(&bp->link_params.phy[phy_idx],
1561 SFP_EEPROM_SFF_8472_COMP_ADDR,
1562 SFP_EEPROM_SFF_8472_COMP_SIZE,
1564 bnx2x_release_phy_lock(bp);
1566 DP(BNX2X_MSG_ETHTOOL, "Failed reading SFF-8472 comp field\n");
1570 bnx2x_acquire_phy_lock(bp);
1571 rc = bnx2x_read_sfp_module_eeprom(&bp->link_params.phy[phy_idx],
1574 SFP_EEPROM_DIAG_TYPE_ADDR,
1575 SFP_EEPROM_DIAG_TYPE_SIZE,
1577 bnx2x_release_phy_lock(bp);
1579 DP(BNX2X_MSG_ETHTOOL, "Failed reading Diag Type field\n");
1583 if (!sff8472_comp ||
1584 (diag_type & SFP_EEPROM_DIAG_ADDR_CHANGE_REQ)) {
1585 modinfo->type = ETH_MODULE_SFF_8079;
1586 modinfo->eeprom_len = ETH_MODULE_SFF_8079_LEN;
1588 modinfo->type = ETH_MODULE_SFF_8472;
1589 modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN;
1594 static int bnx2x_nvram_write_dword(struct bnx2x *bp, u32 offset, u32 val,
1599 /* build the command word */
1600 cmd_flags |= MCPR_NVM_COMMAND_DOIT | MCPR_NVM_COMMAND_WR;
1602 /* need to clear DONE bit separately */
1603 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE);
1605 /* write the data */
1606 REG_WR(bp, MCP_REG_MCPR_NVM_WRITE, val);
1608 /* address of the NVRAM to write to */
1609 REG_WR(bp, MCP_REG_MCPR_NVM_ADDR,
1610 (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE));
1612 /* issue the write command */
1613 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags);
1615 /* adjust timeout for emulation/FPGA */
1616 count = BNX2X_NVRAM_TIMEOUT_COUNT;
1617 if (CHIP_REV_IS_SLOW(bp))
1620 /* wait for completion */
1622 for (i = 0; i < count; i++) {
1624 val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND);
1625 if (val & MCPR_NVM_COMMAND_DONE) {
1632 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1633 "nvram write timeout expired\n");
1637 #define BYTE_OFFSET(offset) (8 * (offset & 0x03))
1639 static int bnx2x_nvram_write1(struct bnx2x *bp, u32 offset, u8 *data_buf,
1643 u32 cmd_flags, align_offset, val;
1646 if (offset + buf_size > bp->common.flash_size) {
1647 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1648 "Invalid parameter: offset (0x%x) + buf_size (0x%x) > flash_size (0x%x)\n",
1649 offset, buf_size, bp->common.flash_size);
1653 /* request access to nvram interface */
1654 rc = bnx2x_acquire_nvram_lock(bp);
1658 /* enable access to nvram interface */
1659 bnx2x_enable_nvram_access(bp);
1661 cmd_flags = (MCPR_NVM_COMMAND_FIRST | MCPR_NVM_COMMAND_LAST);
1662 align_offset = (offset & ~0x03);
1663 rc = bnx2x_nvram_read_dword(bp, align_offset, &val_be, cmd_flags);
1666 /* nvram data is returned as an array of bytes
1667 * convert it back to cpu order
1669 val = be32_to_cpu(val_be);
1671 val &= ~le32_to_cpu((__force __le32)
1672 (0xff << BYTE_OFFSET(offset)));
1673 val |= le32_to_cpu((__force __le32)
1674 (*data_buf << BYTE_OFFSET(offset)));
1676 rc = bnx2x_nvram_write_dword(bp, align_offset, val,
1680 /* disable access to nvram interface */
1681 bnx2x_disable_nvram_access(bp);
1682 bnx2x_release_nvram_lock(bp);
1687 static int bnx2x_nvram_write(struct bnx2x *bp, u32 offset, u8 *data_buf,
1695 if (buf_size == 1) /* ethtool */
1696 return bnx2x_nvram_write1(bp, offset, data_buf, buf_size);
1698 if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) {
1699 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1700 "Invalid parameter: offset 0x%x buf_size 0x%x\n",
1705 if (offset + buf_size > bp->common.flash_size) {
1706 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1707 "Invalid parameter: offset (0x%x) + buf_size (0x%x) > flash_size (0x%x)\n",
1708 offset, buf_size, bp->common.flash_size);
1712 /* request access to nvram interface */
1713 rc = bnx2x_acquire_nvram_lock(bp);
1717 /* enable access to nvram interface */
1718 bnx2x_enable_nvram_access(bp);
1721 cmd_flags = MCPR_NVM_COMMAND_FIRST;
1722 while ((written_so_far < buf_size) && (rc == 0)) {
1723 if (written_so_far == (buf_size - sizeof(u32)))
1724 cmd_flags |= MCPR_NVM_COMMAND_LAST;
1725 else if (((offset + 4) % BNX2X_NVRAM_PAGE_SIZE) == 0)
1726 cmd_flags |= MCPR_NVM_COMMAND_LAST;
1727 else if ((offset % BNX2X_NVRAM_PAGE_SIZE) == 0)
1728 cmd_flags |= MCPR_NVM_COMMAND_FIRST;
1730 memcpy(&val, data_buf, 4);
1732 /* Notice unlike bnx2x_nvram_read_dword() this will not
1733 * change val using be32_to_cpu(), which causes data to flip
1734 * if the eeprom is read and then written back. This is due
1735 * to tools utilizing this functionality that would break
1736 * if this would be resolved.
1738 rc = bnx2x_nvram_write_dword(bp, offset, val, cmd_flags);
1740 /* advance to the next dword */
1741 offset += sizeof(u32);
1742 data_buf += sizeof(u32);
1743 written_so_far += sizeof(u32);
1745 /* At end of each 4Kb page, release nvram lock to allow MFW
1746 * chance to take it for its own use.
1748 if ((cmd_flags & MCPR_NVM_COMMAND_LAST) &&
1749 (written_so_far < buf_size)) {
1750 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1751 "Releasing NVM lock after offset 0x%x\n",
1752 (u32)(offset - sizeof(u32)));
1753 bnx2x_release_nvram_lock(bp);
1754 usleep_range(1000, 2000);
1755 rc = bnx2x_acquire_nvram_lock(bp);
1763 /* disable access to nvram interface */
1764 bnx2x_disable_nvram_access(bp);
1765 bnx2x_release_nvram_lock(bp);
1770 static int bnx2x_set_eeprom(struct net_device *dev,
1771 struct ethtool_eeprom *eeprom, u8 *eebuf)
1773 struct bnx2x *bp = netdev_priv(dev);
1774 int port = BP_PORT(bp);
1778 if (!bnx2x_is_nvm_accessible(bp)) {
1779 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1780 "cannot access eeprom when the interface is down\n");
1784 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n"
1785 " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n",
1786 eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset,
1787 eeprom->len, eeprom->len);
1789 /* parameters already validated in ethtool_set_eeprom */
1791 /* PHY eeprom can be accessed only by the PMF */
1792 if ((eeprom->magic >= 0x50485900) && (eeprom->magic <= 0x504859FF) &&
1794 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1795 "wrong magic or interface is not pmf\n");
1801 dev_info.port_hw_config[port].external_phy_config);
1803 if (eeprom->magic == 0x50485950) {
1804 /* 'PHYP' (0x50485950): prepare phy for FW upgrade */
1805 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
1807 bnx2x_acquire_phy_lock(bp);
1808 rc |= bnx2x_link_reset(&bp->link_params,
1810 if (XGXS_EXT_PHY_TYPE(ext_phy_config) ==
1811 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101)
1812 bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
1813 MISC_REGISTERS_GPIO_HIGH, port);
1814 bnx2x_release_phy_lock(bp);
1815 bnx2x_link_report(bp);
1817 } else if (eeprom->magic == 0x50485952) {
1818 /* 'PHYR' (0x50485952): re-init link after FW upgrade */
1819 if (bp->state == BNX2X_STATE_OPEN) {
1820 bnx2x_acquire_phy_lock(bp);
1821 rc |= bnx2x_link_reset(&bp->link_params,
1824 rc |= bnx2x_phy_init(&bp->link_params,
1826 bnx2x_release_phy_lock(bp);
1827 bnx2x_calc_fc_adv(bp);
1829 } else if (eeprom->magic == 0x53985943) {
1830 /* 'PHYC' (0x53985943): PHY FW upgrade completed */
1831 if (XGXS_EXT_PHY_TYPE(ext_phy_config) ==
1832 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101) {
1834 /* DSP Remove Download Mode */
1835 bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
1836 MISC_REGISTERS_GPIO_LOW, port);
1838 bnx2x_acquire_phy_lock(bp);
1840 bnx2x_sfx7101_sp_sw_reset(bp,
1841 &bp->link_params.phy[EXT_PHY1]);
1843 /* wait 0.5 sec to allow it to run */
1845 bnx2x_ext_phy_hw_reset(bp, port);
1847 bnx2x_release_phy_lock(bp);
1850 rc = bnx2x_nvram_write(bp, eeprom->offset, eebuf, eeprom->len);
1855 static int bnx2x_get_coalesce(struct net_device *dev,
1856 struct ethtool_coalesce *coal)
1858 struct bnx2x *bp = netdev_priv(dev);
1860 memset(coal, 0, sizeof(struct ethtool_coalesce));
1862 coal->rx_coalesce_usecs = bp->rx_ticks;
1863 coal->tx_coalesce_usecs = bp->tx_ticks;
1868 static int bnx2x_set_coalesce(struct net_device *dev,
1869 struct ethtool_coalesce *coal)
1871 struct bnx2x *bp = netdev_priv(dev);
1873 bp->rx_ticks = (u16)coal->rx_coalesce_usecs;
1874 if (bp->rx_ticks > BNX2X_MAX_COALESCE_TOUT)
1875 bp->rx_ticks = BNX2X_MAX_COALESCE_TOUT;
1877 bp->tx_ticks = (u16)coal->tx_coalesce_usecs;
1878 if (bp->tx_ticks > BNX2X_MAX_COALESCE_TOUT)
1879 bp->tx_ticks = BNX2X_MAX_COALESCE_TOUT;
1881 if (netif_running(dev))
1882 bnx2x_update_coalesce(bp);
1887 static void bnx2x_get_ringparam(struct net_device *dev,
1888 struct ethtool_ringparam *ering)
1890 struct bnx2x *bp = netdev_priv(dev);
1892 ering->rx_max_pending = MAX_RX_AVAIL;
1894 /* If size isn't already set, we give an estimation of the number
1895 * of buffers we'll have. We're neglecting some possible conditions
1896 * [we couldn't know for certain at this point if number of queues
1897 * might shrink] but the number would be correct for the likely
1900 if (bp->rx_ring_size)
1901 ering->rx_pending = bp->rx_ring_size;
1902 else if (BNX2X_NUM_RX_QUEUES(bp))
1903 ering->rx_pending = MAX_RX_AVAIL / BNX2X_NUM_RX_QUEUES(bp);
1905 ering->rx_pending = MAX_RX_AVAIL;
1907 ering->tx_max_pending = IS_MF_FCOE_AFEX(bp) ? 0 : MAX_TX_AVAIL;
1908 ering->tx_pending = bp->tx_ring_size;
1911 static int bnx2x_set_ringparam(struct net_device *dev,
1912 struct ethtool_ringparam *ering)
1914 struct bnx2x *bp = netdev_priv(dev);
1916 DP(BNX2X_MSG_ETHTOOL,
1917 "set ring params command parameters: rx_pending = %d, tx_pending = %d\n",
1918 ering->rx_pending, ering->tx_pending);
1920 if (pci_num_vf(bp->pdev)) {
1922 "VFs are enabled, can not change ring parameters\n");
1926 if (bp->recovery_state != BNX2X_RECOVERY_DONE) {
1927 DP(BNX2X_MSG_ETHTOOL,
1928 "Handling parity error recovery. Try again later\n");
1932 if ((ering->rx_pending > MAX_RX_AVAIL) ||
1933 (ering->rx_pending < (bp->disable_tpa ? MIN_RX_SIZE_NONTPA :
1934 MIN_RX_SIZE_TPA)) ||
1935 (ering->tx_pending > (IS_MF_STORAGE_ONLY(bp) ? 0 : MAX_TX_AVAIL)) ||
1936 (ering->tx_pending <= MAX_SKB_FRAGS + 4)) {
1937 DP(BNX2X_MSG_ETHTOOL, "Command parameters not supported\n");
1941 bp->rx_ring_size = ering->rx_pending;
1942 bp->tx_ring_size = ering->tx_pending;
1944 return bnx2x_reload_if_running(dev);
1947 static void bnx2x_get_pauseparam(struct net_device *dev,
1948 struct ethtool_pauseparam *epause)
1950 struct bnx2x *bp = netdev_priv(dev);
1951 int cfg_idx = bnx2x_get_link_cfg_idx(bp);
1954 epause->autoneg = (bp->link_params.req_flow_ctrl[cfg_idx] ==
1955 BNX2X_FLOW_CTRL_AUTO);
1957 if (!epause->autoneg)
1958 cfg_reg = bp->link_params.req_flow_ctrl[cfg_idx];
1960 cfg_reg = bp->link_params.req_fc_auto_adv;
1962 epause->rx_pause = ((cfg_reg & BNX2X_FLOW_CTRL_RX) ==
1963 BNX2X_FLOW_CTRL_RX);
1964 epause->tx_pause = ((cfg_reg & BNX2X_FLOW_CTRL_TX) ==
1965 BNX2X_FLOW_CTRL_TX);
1967 DP(BNX2X_MSG_ETHTOOL, "ethtool_pauseparam: cmd %d\n"
1968 " autoneg %d rx_pause %d tx_pause %d\n",
1969 epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause);
1972 static int bnx2x_set_pauseparam(struct net_device *dev,
1973 struct ethtool_pauseparam *epause)
1975 struct bnx2x *bp = netdev_priv(dev);
1976 u32 cfg_idx = bnx2x_get_link_cfg_idx(bp);
1980 DP(BNX2X_MSG_ETHTOOL, "ethtool_pauseparam: cmd %d\n"
1981 " autoneg %d rx_pause %d tx_pause %d\n",
1982 epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause);
1984 bp->link_params.req_flow_ctrl[cfg_idx] = BNX2X_FLOW_CTRL_AUTO;
1986 if (epause->rx_pause)
1987 bp->link_params.req_flow_ctrl[cfg_idx] |= BNX2X_FLOW_CTRL_RX;
1989 if (epause->tx_pause)
1990 bp->link_params.req_flow_ctrl[cfg_idx] |= BNX2X_FLOW_CTRL_TX;
1992 if (bp->link_params.req_flow_ctrl[cfg_idx] == BNX2X_FLOW_CTRL_AUTO)
1993 bp->link_params.req_flow_ctrl[cfg_idx] = BNX2X_FLOW_CTRL_NONE;
1995 if (epause->autoneg) {
1996 if (!(bp->port.supported[cfg_idx] & SUPPORTED_Autoneg)) {
1997 DP(BNX2X_MSG_ETHTOOL, "autoneg not supported\n");
2001 if (bp->link_params.req_line_speed[cfg_idx] == SPEED_AUTO_NEG) {
2002 bp->link_params.req_flow_ctrl[cfg_idx] =
2003 BNX2X_FLOW_CTRL_AUTO;
2005 bp->link_params.req_fc_auto_adv = 0;
2006 if (epause->rx_pause)
2007 bp->link_params.req_fc_auto_adv |= BNX2X_FLOW_CTRL_RX;
2009 if (epause->tx_pause)
2010 bp->link_params.req_fc_auto_adv |= BNX2X_FLOW_CTRL_TX;
2012 if (!bp->link_params.req_fc_auto_adv)
2013 bp->link_params.req_fc_auto_adv |= BNX2X_FLOW_CTRL_NONE;
2016 DP(BNX2X_MSG_ETHTOOL,
2017 "req_flow_ctrl 0x%x\n", bp->link_params.req_flow_ctrl[cfg_idx]);
2019 if (netif_running(dev)) {
2020 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
2021 bnx2x_force_link_reset(bp);
2028 static const char bnx2x_tests_str_arr[BNX2X_NUM_TESTS_SF][ETH_GSTRING_LEN] = {
2029 "register_test (offline) ",
2030 "memory_test (offline) ",
2031 "int_loopback_test (offline)",
2032 "ext_loopback_test (offline)",
2033 "nvram_test (online) ",
2034 "interrupt_test (online) ",
2035 "link_test (online) "
2039 BNX2X_PRI_FLAG_ISCSI,
2040 BNX2X_PRI_FLAG_FCOE,
2041 BNX2X_PRI_FLAG_STORAGE,
2045 static const char bnx2x_private_arr[BNX2X_PRI_FLAG_LEN][ETH_GSTRING_LEN] = {
2046 "iSCSI offload support",
2047 "FCoE offload support",
2048 "Storage only interface"
2051 static u32 bnx2x_eee_to_adv(u32 eee_adv)
2055 if (eee_adv & SHMEM_EEE_100M_ADV)
2056 modes |= ADVERTISED_100baseT_Full;
2057 if (eee_adv & SHMEM_EEE_1G_ADV)
2058 modes |= ADVERTISED_1000baseT_Full;
2059 if (eee_adv & SHMEM_EEE_10G_ADV)
2060 modes |= ADVERTISED_10000baseT_Full;
2065 static u32 bnx2x_adv_to_eee(u32 modes, u32 shift)
2068 if (modes & ADVERTISED_100baseT_Full)
2069 eee_adv |= SHMEM_EEE_100M_ADV;
2070 if (modes & ADVERTISED_1000baseT_Full)
2071 eee_adv |= SHMEM_EEE_1G_ADV;
2072 if (modes & ADVERTISED_10000baseT_Full)
2073 eee_adv |= SHMEM_EEE_10G_ADV;
2075 return eee_adv << shift;
2078 static int bnx2x_get_eee(struct net_device *dev, struct ethtool_eee *edata)
2080 struct bnx2x *bp = netdev_priv(dev);
2083 if (!SHMEM2_HAS(bp, eee_status[BP_PORT(bp)])) {
2084 DP(BNX2X_MSG_ETHTOOL, "BC Version does not support EEE\n");
2088 eee_cfg = bp->link_vars.eee_status;
2091 bnx2x_eee_to_adv((eee_cfg & SHMEM_EEE_SUPPORTED_MASK) >>
2092 SHMEM_EEE_SUPPORTED_SHIFT);
2095 bnx2x_eee_to_adv((eee_cfg & SHMEM_EEE_ADV_STATUS_MASK) >>
2096 SHMEM_EEE_ADV_STATUS_SHIFT);
2097 edata->lp_advertised =
2098 bnx2x_eee_to_adv((eee_cfg & SHMEM_EEE_LP_ADV_STATUS_MASK) >>
2099 SHMEM_EEE_LP_ADV_STATUS_SHIFT);
2101 /* SHMEM value is in 16u units --> Convert to 1u units. */
2102 edata->tx_lpi_timer = (eee_cfg & SHMEM_EEE_TIMER_MASK) << 4;
2104 edata->eee_enabled = (eee_cfg & SHMEM_EEE_REQUESTED_BIT) ? 1 : 0;
2105 edata->eee_active = (eee_cfg & SHMEM_EEE_ACTIVE_BIT) ? 1 : 0;
2106 edata->tx_lpi_enabled = (eee_cfg & SHMEM_EEE_LPI_REQUESTED_BIT) ? 1 : 0;
2111 static int bnx2x_set_eee(struct net_device *dev, struct ethtool_eee *edata)
2113 struct bnx2x *bp = netdev_priv(dev);
2120 if (!SHMEM2_HAS(bp, eee_status[BP_PORT(bp)])) {
2121 DP(BNX2X_MSG_ETHTOOL, "BC Version does not support EEE\n");
2125 eee_cfg = bp->link_vars.eee_status;
2127 if (!(eee_cfg & SHMEM_EEE_SUPPORTED_MASK)) {
2128 DP(BNX2X_MSG_ETHTOOL, "Board does not support EEE!\n");
2132 advertised = bnx2x_adv_to_eee(edata->advertised,
2133 SHMEM_EEE_ADV_STATUS_SHIFT);
2134 if ((advertised != (eee_cfg & SHMEM_EEE_ADV_STATUS_MASK))) {
2135 DP(BNX2X_MSG_ETHTOOL,
2136 "Direct manipulation of EEE advertisement is not supported\n");
2140 if (edata->tx_lpi_timer > EEE_MODE_TIMER_MASK) {
2141 DP(BNX2X_MSG_ETHTOOL,
2142 "Maximal Tx Lpi timer supported is %x(u)\n",
2143 EEE_MODE_TIMER_MASK);
2146 if (edata->tx_lpi_enabled &&
2147 (edata->tx_lpi_timer < EEE_MODE_NVRAM_AGGRESSIVE_TIME)) {
2148 DP(BNX2X_MSG_ETHTOOL,
2149 "Minimal Tx Lpi timer supported is %d(u)\n",
2150 EEE_MODE_NVRAM_AGGRESSIVE_TIME);
2154 /* All is well; Apply changes*/
2155 if (edata->eee_enabled)
2156 bp->link_params.eee_mode |= EEE_MODE_ADV_LPI;
2158 bp->link_params.eee_mode &= ~EEE_MODE_ADV_LPI;
2160 if (edata->tx_lpi_enabled)
2161 bp->link_params.eee_mode |= EEE_MODE_ENABLE_LPI;
2163 bp->link_params.eee_mode &= ~EEE_MODE_ENABLE_LPI;
2165 bp->link_params.eee_mode &= ~EEE_MODE_TIMER_MASK;
2166 bp->link_params.eee_mode |= (edata->tx_lpi_timer &
2167 EEE_MODE_TIMER_MASK) |
2168 EEE_MODE_OVERRIDE_NVRAM |
2169 EEE_MODE_OUTPUT_TIME;
2171 /* Restart link to propagate changes */
2172 if (netif_running(dev)) {
2173 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
2174 bnx2x_force_link_reset(bp);
2182 BNX2X_CHIP_E1_OFST = 0,
2183 BNX2X_CHIP_E1H_OFST,
2186 BNX2X_CHIP_E3B0_OFST,
2190 #define BNX2X_CHIP_MASK_E1 (1 << BNX2X_CHIP_E1_OFST)
2191 #define BNX2X_CHIP_MASK_E1H (1 << BNX2X_CHIP_E1H_OFST)
2192 #define BNX2X_CHIP_MASK_E2 (1 << BNX2X_CHIP_E2_OFST)
2193 #define BNX2X_CHIP_MASK_E3 (1 << BNX2X_CHIP_E3_OFST)
2194 #define BNX2X_CHIP_MASK_E3B0 (1 << BNX2X_CHIP_E3B0_OFST)
2196 #define BNX2X_CHIP_MASK_ALL ((1 << BNX2X_CHIP_MAX_OFST) - 1)
2197 #define BNX2X_CHIP_MASK_E1X (BNX2X_CHIP_MASK_E1 | BNX2X_CHIP_MASK_E1H)
2199 static int bnx2x_test_registers(struct bnx2x *bp)
2201 int idx, i, rc = -ENODEV;
2203 int port = BP_PORT(bp);
2204 static const struct {
2210 /* 0 */ { BNX2X_CHIP_MASK_ALL,
2211 BRB1_REG_PAUSE_LOW_THRESHOLD_0, 4, 0x000003ff },
2212 { BNX2X_CHIP_MASK_ALL,
2213 DORQ_REG_DB_ADDR0, 4, 0xffffffff },
2214 { BNX2X_CHIP_MASK_E1X,
2215 HC_REG_AGG_INT_0, 4, 0x000003ff },
2216 { BNX2X_CHIP_MASK_ALL,
2217 PBF_REG_MAC_IF0_ENABLE, 4, 0x00000001 },
2218 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2 | BNX2X_CHIP_MASK_E3,
2219 PBF_REG_P0_INIT_CRD, 4, 0x000007ff },
2220 { BNX2X_CHIP_MASK_E3B0,
2221 PBF_REG_INIT_CRD_Q0, 4, 0x000007ff },
2222 { BNX2X_CHIP_MASK_ALL,
2223 PRS_REG_CID_PORT_0, 4, 0x00ffffff },
2224 { BNX2X_CHIP_MASK_ALL,
2225 PXP2_REG_PSWRQ_CDU0_L2P, 4, 0x000fffff },
2226 { BNX2X_CHIP_MASK_ALL,
2227 PXP2_REG_RQ_CDU0_EFIRST_MEM_ADDR, 8, 0x0003ffff },
2228 { BNX2X_CHIP_MASK_ALL,
2229 PXP2_REG_PSWRQ_TM0_L2P, 4, 0x000fffff },
2230 /* 10 */ { BNX2X_CHIP_MASK_ALL,
2231 PXP2_REG_RQ_USDM0_EFIRST_MEM_ADDR, 8, 0x0003ffff },
2232 { BNX2X_CHIP_MASK_ALL,
2233 PXP2_REG_PSWRQ_TSDM0_L2P, 4, 0x000fffff },
2234 { BNX2X_CHIP_MASK_ALL,
2235 QM_REG_CONNNUM_0, 4, 0x000fffff },
2236 { BNX2X_CHIP_MASK_ALL,
2237 TM_REG_LIN0_MAX_ACTIVE_CID, 4, 0x0003ffff },
2238 { BNX2X_CHIP_MASK_ALL,
2239 SRC_REG_KEYRSS0_0, 40, 0xffffffff },
2240 { BNX2X_CHIP_MASK_ALL,
2241 SRC_REG_KEYRSS0_7, 40, 0xffffffff },
2242 { BNX2X_CHIP_MASK_ALL,
2243 XCM_REG_WU_DA_SET_TMR_CNT_FLG_CMD00, 4, 0x00000001 },
2244 { BNX2X_CHIP_MASK_ALL,
2245 XCM_REG_WU_DA_CNT_CMD00, 4, 0x00000003 },
2246 { BNX2X_CHIP_MASK_ALL,
2247 XCM_REG_GLB_DEL_ACK_MAX_CNT_0, 4, 0x000000ff },
2248 { BNX2X_CHIP_MASK_ALL,
2249 NIG_REG_LLH0_T_BIT, 4, 0x00000001 },
2250 /* 20 */ { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2251 NIG_REG_EMAC0_IN_EN, 4, 0x00000001 },
2252 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2253 NIG_REG_BMAC0_IN_EN, 4, 0x00000001 },
2254 { BNX2X_CHIP_MASK_ALL,
2255 NIG_REG_XCM0_OUT_EN, 4, 0x00000001 },
2256 { BNX2X_CHIP_MASK_ALL,
2257 NIG_REG_BRB0_OUT_EN, 4, 0x00000001 },
2258 { BNX2X_CHIP_MASK_ALL,
2259 NIG_REG_LLH0_XCM_MASK, 4, 0x00000007 },
2260 { BNX2X_CHIP_MASK_ALL,
2261 NIG_REG_LLH0_ACPI_PAT_6_LEN, 68, 0x000000ff },
2262 { BNX2X_CHIP_MASK_ALL,
2263 NIG_REG_LLH0_ACPI_PAT_0_CRC, 68, 0xffffffff },
2264 { BNX2X_CHIP_MASK_ALL,
2265 NIG_REG_LLH0_DEST_MAC_0_0, 160, 0xffffffff },
2266 { BNX2X_CHIP_MASK_ALL,
2267 NIG_REG_LLH0_DEST_IP_0_1, 160, 0xffffffff },
2268 { BNX2X_CHIP_MASK_ALL,
2269 NIG_REG_LLH0_IPV4_IPV6_0, 160, 0x00000001 },
2270 /* 30 */ { BNX2X_CHIP_MASK_ALL,
2271 NIG_REG_LLH0_DEST_UDP_0, 160, 0x0000ffff },
2272 { BNX2X_CHIP_MASK_ALL,
2273 NIG_REG_LLH0_DEST_TCP_0, 160, 0x0000ffff },
2274 { BNX2X_CHIP_MASK_ALL,
2275 NIG_REG_LLH0_VLAN_ID_0, 160, 0x00000fff },
2276 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2277 NIG_REG_XGXS_SERDES0_MODE_SEL, 4, 0x00000001 },
2278 { BNX2X_CHIP_MASK_ALL,
2279 NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0, 4, 0x00000001},
2280 { BNX2X_CHIP_MASK_ALL,
2281 NIG_REG_STATUS_INTERRUPT_PORT0, 4, 0x07ffffff },
2282 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2283 NIG_REG_XGXS0_CTRL_EXTREMOTEMDIOST, 24, 0x00000001 },
2284 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2285 NIG_REG_SERDES0_CTRL_PHY_ADDR, 16, 0x0000001f },
2287 { BNX2X_CHIP_MASK_ALL, 0xffffffff, 0, 0x00000000 }
2290 if (!bnx2x_is_nvm_accessible(bp)) {
2291 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2292 "cannot access eeprom when the interface is down\n");
2297 hw = BNX2X_CHIP_MASK_E1;
2298 else if (CHIP_IS_E1H(bp))
2299 hw = BNX2X_CHIP_MASK_E1H;
2300 else if (CHIP_IS_E2(bp))
2301 hw = BNX2X_CHIP_MASK_E2;
2302 else if (CHIP_IS_E3B0(bp))
2303 hw = BNX2X_CHIP_MASK_E3B0;
2305 hw = BNX2X_CHIP_MASK_E3;
2307 /* Repeat the test twice:
2308 * First by writing 0x00000000, second by writing 0xffffffff
2310 for (idx = 0; idx < 2; idx++) {
2317 wr_val = 0xffffffff;
2321 for (i = 0; reg_tbl[i].offset0 != 0xffffffff; i++) {
2322 u32 offset, mask, save_val, val;
2323 if (!(hw & reg_tbl[i].hw))
2326 offset = reg_tbl[i].offset0 + port*reg_tbl[i].offset1;
2327 mask = reg_tbl[i].mask;
2329 save_val = REG_RD(bp, offset);
2331 REG_WR(bp, offset, wr_val & mask);
2333 val = REG_RD(bp, offset);
2335 /* Restore the original register's value */
2336 REG_WR(bp, offset, save_val);
2338 /* verify value is as expected */
2339 if ((val & mask) != (wr_val & mask)) {
2340 DP(BNX2X_MSG_ETHTOOL,
2341 "offset 0x%x: val 0x%x != 0x%x mask 0x%x\n",
2342 offset, val, wr_val, mask);
2354 static int bnx2x_test_memory(struct bnx2x *bp)
2356 int i, j, rc = -ENODEV;
2358 static const struct {
2362 { CCM_REG_XX_DESCR_TABLE, CCM_REG_XX_DESCR_TABLE_SIZE },
2363 { CFC_REG_ACTIVITY_COUNTER, CFC_REG_ACTIVITY_COUNTER_SIZE },
2364 { CFC_REG_LINK_LIST, CFC_REG_LINK_LIST_SIZE },
2365 { DMAE_REG_CMD_MEM, DMAE_REG_CMD_MEM_SIZE },
2366 { TCM_REG_XX_DESCR_TABLE, TCM_REG_XX_DESCR_TABLE_SIZE },
2367 { UCM_REG_XX_DESCR_TABLE, UCM_REG_XX_DESCR_TABLE_SIZE },
2368 { XCM_REG_XX_DESCR_TABLE, XCM_REG_XX_DESCR_TABLE_SIZE },
2373 static const struct {
2376 u32 hw_mask[BNX2X_CHIP_MAX_OFST];
2378 { "CCM_PRTY_STS", CCM_REG_CCM_PRTY_STS,
2379 {0x3ffc0, 0, 0, 0} },
2380 { "CFC_PRTY_STS", CFC_REG_CFC_PRTY_STS,
2382 { "DMAE_PRTY_STS", DMAE_REG_DMAE_PRTY_STS,
2384 { "TCM_PRTY_STS", TCM_REG_TCM_PRTY_STS,
2385 {0x3ffc0, 0, 0, 0} },
2386 { "UCM_PRTY_STS", UCM_REG_UCM_PRTY_STS,
2387 {0x3ffc0, 0, 0, 0} },
2388 { "XCM_PRTY_STS", XCM_REG_XCM_PRTY_STS,
2389 {0x3ffc1, 0, 0, 0} },
2391 { NULL, 0xffffffff, {0, 0, 0, 0} }
2394 if (!bnx2x_is_nvm_accessible(bp)) {
2395 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2396 "cannot access eeprom when the interface is down\n");
2401 index = BNX2X_CHIP_E1_OFST;
2402 else if (CHIP_IS_E1H(bp))
2403 index = BNX2X_CHIP_E1H_OFST;
2404 else if (CHIP_IS_E2(bp))
2405 index = BNX2X_CHIP_E2_OFST;
2407 index = BNX2X_CHIP_E3_OFST;
2409 /* pre-Check the parity status */
2410 for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) {
2411 val = REG_RD(bp, prty_tbl[i].offset);
2412 if (val & ~(prty_tbl[i].hw_mask[index])) {
2413 DP(BNX2X_MSG_ETHTOOL,
2414 "%s is 0x%x\n", prty_tbl[i].name, val);
2419 /* Go through all the memories */
2420 for (i = 0; mem_tbl[i].offset != 0xffffffff; i++)
2421 for (j = 0; j < mem_tbl[i].size; j++)
2422 REG_RD(bp, mem_tbl[i].offset + j*4);
2424 /* Check the parity status */
2425 for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) {
2426 val = REG_RD(bp, prty_tbl[i].offset);
2427 if (val & ~(prty_tbl[i].hw_mask[index])) {
2428 DP(BNX2X_MSG_ETHTOOL,
2429 "%s is 0x%x\n", prty_tbl[i].name, val);
2440 static void bnx2x_wait_for_link(struct bnx2x *bp, u8 link_up, u8 is_serdes)
2445 while (bnx2x_link_test(bp, is_serdes) && cnt--)
2448 if (cnt <= 0 && bnx2x_link_test(bp, is_serdes))
2449 DP(BNX2X_MSG_ETHTOOL, "Timeout waiting for link up\n");
2452 while (!bp->link_vars.link_up && cnt--)
2455 if (cnt <= 0 && !bp->link_vars.link_up)
2456 DP(BNX2X_MSG_ETHTOOL,
2457 "Timeout waiting for link init\n");
2461 static int bnx2x_run_loopback(struct bnx2x *bp, int loopback_mode)
2463 unsigned int pkt_size, num_pkts, i;
2464 struct sk_buff *skb;
2465 unsigned char *packet;
2466 struct bnx2x_fastpath *fp_rx = &bp->fp[0];
2467 struct bnx2x_fastpath *fp_tx = &bp->fp[0];
2468 struct bnx2x_fp_txdata *txdata = fp_tx->txdata_ptr[0];
2469 u16 tx_start_idx, tx_idx;
2470 u16 rx_start_idx, rx_idx;
2471 u16 pkt_prod, bd_prod;
2472 struct sw_tx_bd *tx_buf;
2473 struct eth_tx_start_bd *tx_start_bd;
2475 union eth_rx_cqe *cqe;
2476 u8 cqe_fp_flags, cqe_fp_type;
2477 struct sw_rx_bd *rx_buf;
2481 struct netdev_queue *txq = netdev_get_tx_queue(bp->dev,
2484 /* check the loopback mode */
2485 switch (loopback_mode) {
2486 case BNX2X_PHY_LOOPBACK:
2487 if (bp->link_params.loopback_mode != LOOPBACK_XGXS) {
2488 DP(BNX2X_MSG_ETHTOOL, "PHY loopback not supported\n");
2492 case BNX2X_MAC_LOOPBACK:
2493 if (CHIP_IS_E3(bp)) {
2494 int cfg_idx = bnx2x_get_link_cfg_idx(bp);
2495 if (bp->port.supported[cfg_idx] &
2496 (SUPPORTED_10000baseT_Full |
2497 SUPPORTED_20000baseMLD2_Full |
2498 SUPPORTED_20000baseKR2_Full))
2499 bp->link_params.loopback_mode = LOOPBACK_XMAC;
2501 bp->link_params.loopback_mode = LOOPBACK_UMAC;
2503 bp->link_params.loopback_mode = LOOPBACK_BMAC;
2505 bnx2x_phy_init(&bp->link_params, &bp->link_vars);
2507 case BNX2X_EXT_LOOPBACK:
2508 if (bp->link_params.loopback_mode != LOOPBACK_EXT) {
2509 DP(BNX2X_MSG_ETHTOOL,
2510 "Can't configure external loopback\n");
2515 DP(BNX2X_MSG_ETHTOOL, "Command parameters not supported\n");
2519 /* prepare the loopback packet */
2520 pkt_size = (((bp->dev->mtu < ETH_MAX_PACKET_SIZE) ?
2521 bp->dev->mtu : ETH_MAX_PACKET_SIZE) + ETH_HLEN);
2522 skb = netdev_alloc_skb(bp->dev, fp_rx->rx_buf_size);
2524 DP(BNX2X_MSG_ETHTOOL, "Can't allocate skb\n");
2526 goto test_loopback_exit;
2528 packet = skb_put(skb, pkt_size);
2529 memcpy(packet, bp->dev->dev_addr, ETH_ALEN);
2530 eth_zero_addr(packet + ETH_ALEN);
2531 memset(packet + 2*ETH_ALEN, 0x77, (ETH_HLEN - 2*ETH_ALEN));
2532 for (i = ETH_HLEN; i < pkt_size; i++)
2533 packet[i] = (unsigned char) (i & 0xff);
2534 mapping = dma_map_single(&bp->pdev->dev, skb->data,
2535 skb_headlen(skb), DMA_TO_DEVICE);
2536 if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) {
2539 DP(BNX2X_MSG_ETHTOOL, "Unable to map SKB\n");
2540 goto test_loopback_exit;
2543 /* send the loopback packet */
2545 tx_start_idx = le16_to_cpu(*txdata->tx_cons_sb);
2546 rx_start_idx = le16_to_cpu(*fp_rx->rx_cons_sb);
2548 netdev_tx_sent_queue(txq, skb->len);
2550 pkt_prod = txdata->tx_pkt_prod++;
2551 tx_buf = &txdata->tx_buf_ring[TX_BD(pkt_prod)];
2552 tx_buf->first_bd = txdata->tx_bd_prod;
2556 bd_prod = TX_BD(txdata->tx_bd_prod);
2557 tx_start_bd = &txdata->tx_desc_ring[bd_prod].start_bd;
2558 tx_start_bd->addr_hi = cpu_to_le32(U64_HI(mapping));
2559 tx_start_bd->addr_lo = cpu_to_le32(U64_LO(mapping));
2560 tx_start_bd->nbd = cpu_to_le16(2); /* start + pbd */
2561 tx_start_bd->nbytes = cpu_to_le16(skb_headlen(skb));
2562 tx_start_bd->vlan_or_ethertype = cpu_to_le16(pkt_prod);
2563 tx_start_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_START_BD;
2564 SET_FLAG(tx_start_bd->general_data,
2565 ETH_TX_START_BD_HDR_NBDS,
2567 SET_FLAG(tx_start_bd->general_data,
2568 ETH_TX_START_BD_PARSE_NBDS,
2571 /* turn on parsing and get a BD */
2572 bd_prod = TX_BD(NEXT_TX_IDX(bd_prod));
2574 if (CHIP_IS_E1x(bp)) {
2575 u16 global_data = 0;
2576 struct eth_tx_parse_bd_e1x *pbd_e1x =
2577 &txdata->tx_desc_ring[bd_prod].parse_bd_e1x;
2578 memset(pbd_e1x, 0, sizeof(struct eth_tx_parse_bd_e1x));
2579 SET_FLAG(global_data,
2580 ETH_TX_PARSE_BD_E1X_ETH_ADDR_TYPE, UNICAST_ADDRESS);
2581 pbd_e1x->global_data = cpu_to_le16(global_data);
2583 u32 parsing_data = 0;
2584 struct eth_tx_parse_bd_e2 *pbd_e2 =
2585 &txdata->tx_desc_ring[bd_prod].parse_bd_e2;
2586 memset(pbd_e2, 0, sizeof(struct eth_tx_parse_bd_e2));
2587 SET_FLAG(parsing_data,
2588 ETH_TX_PARSE_BD_E2_ETH_ADDR_TYPE, UNICAST_ADDRESS);
2589 pbd_e2->parsing_data = cpu_to_le32(parsing_data);
2593 txdata->tx_db.data.prod += 2;
2594 /* make sure descriptor update is observed by the HW */
2596 DOORBELL_RELAXED(bp, txdata->cid, txdata->tx_db.raw);
2602 txdata->tx_bd_prod += 2; /* start + pbd */
2606 tx_idx = le16_to_cpu(*txdata->tx_cons_sb);
2607 if (tx_idx != tx_start_idx + num_pkts)
2608 goto test_loopback_exit;
2610 /* Unlike HC IGU won't generate an interrupt for status block
2611 * updates that have been performed while interrupts were
2614 if (bp->common.int_block == INT_BLOCK_IGU) {
2615 /* Disable local BHes to prevent a dead-lock situation between
2616 * sch_direct_xmit() and bnx2x_run_loopback() (calling
2617 * bnx2x_tx_int()), as both are taking netif_tx_lock().
2620 bnx2x_tx_int(bp, txdata);
2624 rx_idx = le16_to_cpu(*fp_rx->rx_cons_sb);
2625 if (rx_idx != rx_start_idx + num_pkts)
2626 goto test_loopback_exit;
2628 cqe = &fp_rx->rx_comp_ring[RCQ_BD(fp_rx->rx_comp_cons)];
2629 cqe_fp_flags = cqe->fast_path_cqe.type_error_flags;
2630 cqe_fp_type = cqe_fp_flags & ETH_FAST_PATH_RX_CQE_TYPE;
2631 if (!CQE_TYPE_FAST(cqe_fp_type) || (cqe_fp_flags & ETH_RX_ERROR_FALGS))
2632 goto test_loopback_rx_exit;
2634 len = le16_to_cpu(cqe->fast_path_cqe.pkt_len_or_gro_seg_len);
2635 if (len != pkt_size)
2636 goto test_loopback_rx_exit;
2638 rx_buf = &fp_rx->rx_buf_ring[RX_BD(fp_rx->rx_bd_cons)];
2639 dma_sync_single_for_cpu(&bp->pdev->dev,
2640 dma_unmap_addr(rx_buf, mapping),
2641 fp_rx->rx_buf_size, DMA_FROM_DEVICE);
2642 data = rx_buf->data + NET_SKB_PAD + cqe->fast_path_cqe.placement_offset;
2643 for (i = ETH_HLEN; i < pkt_size; i++)
2644 if (*(data + i) != (unsigned char) (i & 0xff))
2645 goto test_loopback_rx_exit;
2649 test_loopback_rx_exit:
2651 fp_rx->rx_bd_cons = NEXT_RX_IDX(fp_rx->rx_bd_cons);
2652 fp_rx->rx_bd_prod = NEXT_RX_IDX(fp_rx->rx_bd_prod);
2653 fp_rx->rx_comp_cons = NEXT_RCQ_IDX(fp_rx->rx_comp_cons);
2654 fp_rx->rx_comp_prod = NEXT_RCQ_IDX(fp_rx->rx_comp_prod);
2656 /* Update producers */
2657 bnx2x_update_rx_prod(bp, fp_rx, fp_rx->rx_bd_prod, fp_rx->rx_comp_prod,
2658 fp_rx->rx_sge_prod);
2661 bp->link_params.loopback_mode = LOOPBACK_NONE;
2666 static int bnx2x_test_loopback(struct bnx2x *bp)
2673 if (!netif_running(bp->dev))
2674 return BNX2X_LOOPBACK_FAILED;
2676 bnx2x_netif_stop(bp, 1);
2677 bnx2x_acquire_phy_lock(bp);
2679 res = bnx2x_run_loopback(bp, BNX2X_PHY_LOOPBACK);
2681 DP(BNX2X_MSG_ETHTOOL, " PHY loopback failed (res %d)\n", res);
2682 rc |= BNX2X_PHY_LOOPBACK_FAILED;
2685 res = bnx2x_run_loopback(bp, BNX2X_MAC_LOOPBACK);
2687 DP(BNX2X_MSG_ETHTOOL, " MAC loopback failed (res %d)\n", res);
2688 rc |= BNX2X_MAC_LOOPBACK_FAILED;
2691 bnx2x_release_phy_lock(bp);
2692 bnx2x_netif_start(bp);
2697 static int bnx2x_test_ext_loopback(struct bnx2x *bp)
2701 (bp->link_vars.link_status & LINK_STATUS_SERDES_LINK) > 0;
2706 if (!netif_running(bp->dev))
2707 return BNX2X_EXT_LOOPBACK_FAILED;
2709 bnx2x_nic_unload(bp, UNLOAD_NORMAL, false);
2710 rc = bnx2x_nic_load(bp, LOAD_LOOPBACK_EXT);
2712 DP(BNX2X_MSG_ETHTOOL,
2713 "Can't perform self-test, nic_load (for external lb) failed\n");
2716 bnx2x_wait_for_link(bp, 1, is_serdes);
2718 bnx2x_netif_stop(bp, 1);
2720 rc = bnx2x_run_loopback(bp, BNX2X_EXT_LOOPBACK);
2722 DP(BNX2X_MSG_ETHTOOL, "EXT loopback failed (res %d)\n", rc);
2724 bnx2x_netif_start(bp);
2730 u32 sram_start_addr;
2732 #define CODE_IMAGE_TYPE_MASK 0xf0800003
2733 #define CODE_IMAGE_VNTAG_PROFILES_DATA 0xd0000003
2734 #define CODE_IMAGE_LENGTH_MASK 0x007ffffc
2735 #define CODE_IMAGE_TYPE_EXTENDED_DIR 0xe0000000
2739 #define CODE_ENTRY_MAX 16
2740 #define CODE_ENTRY_EXTENDED_DIR_IDX 15
2741 #define MAX_IMAGES_IN_EXTENDED_DIR 64
2742 #define NVRAM_DIR_OFFSET 0x14
2744 #define EXTENDED_DIR_EXISTS(code) \
2745 ((code & CODE_IMAGE_TYPE_MASK) == CODE_IMAGE_TYPE_EXTENDED_DIR && \
2746 (code & CODE_IMAGE_LENGTH_MASK) != 0)
2748 #define CRC32_RESIDUAL 0xdebb20e3
2749 #define CRC_BUFF_SIZE 256
2751 static int bnx2x_nvram_crc(struct bnx2x *bp,
2757 int rc = 0, done = 0;
2759 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2760 "NVRAM CRC from 0x%08x to 0x%08x\n", offset, offset + size);
2762 while (done < size) {
2763 int count = min_t(int, size - done, CRC_BUFF_SIZE);
2765 rc = bnx2x_nvram_read(bp, offset + done, buff, count);
2770 crc = crc32_le(crc, buff, count);
2774 if (crc != CRC32_RESIDUAL)
2780 static int bnx2x_test_nvram_dir(struct bnx2x *bp,
2781 struct code_entry *entry,
2784 size_t size = entry->code_attribute & CODE_IMAGE_LENGTH_MASK;
2785 u32 type = entry->code_attribute & CODE_IMAGE_TYPE_MASK;
2788 /* Zero-length images and AFEX profiles do not have CRC */
2789 if (size == 0 || type == CODE_IMAGE_VNTAG_PROFILES_DATA)
2792 rc = bnx2x_nvram_crc(bp, entry->nvm_start_addr, size, buff);
2794 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2795 "image %x has failed crc test (rc %d)\n", type, rc);
2800 static int bnx2x_test_dir_entry(struct bnx2x *bp, u32 addr, u8 *buff)
2803 struct code_entry entry;
2805 rc = bnx2x_nvram_read32(bp, addr, (u32 *)&entry, sizeof(entry));
2809 return bnx2x_test_nvram_dir(bp, &entry, buff);
2812 static int bnx2x_test_nvram_ext_dirs(struct bnx2x *bp, u8 *buff)
2814 u32 rc, cnt, dir_offset = NVRAM_DIR_OFFSET;
2815 struct code_entry entry;
2818 rc = bnx2x_nvram_read32(bp,
2820 sizeof(entry) * CODE_ENTRY_EXTENDED_DIR_IDX,
2821 (u32 *)&entry, sizeof(entry));
2825 if (!EXTENDED_DIR_EXISTS(entry.code_attribute))
2828 rc = bnx2x_nvram_read32(bp, entry.nvm_start_addr,
2833 dir_offset = entry.nvm_start_addr + 8;
2835 for (i = 0; i < cnt && i < MAX_IMAGES_IN_EXTENDED_DIR; i++) {
2836 rc = bnx2x_test_dir_entry(bp, dir_offset +
2837 sizeof(struct code_entry) * i,
2846 static int bnx2x_test_nvram_dirs(struct bnx2x *bp, u8 *buff)
2848 u32 rc, dir_offset = NVRAM_DIR_OFFSET;
2851 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "NVRAM DIRS CRC test-set\n");
2853 for (i = 0; i < CODE_ENTRY_EXTENDED_DIR_IDX; i++) {
2854 rc = bnx2x_test_dir_entry(bp, dir_offset +
2855 sizeof(struct code_entry) * i,
2861 return bnx2x_test_nvram_ext_dirs(bp, buff);
2869 static int bnx2x_test_nvram_tbl(struct bnx2x *bp,
2870 const struct crc_pair *nvram_tbl, u8 *buf)
2874 for (i = 0; nvram_tbl[i].size; i++) {
2875 int rc = bnx2x_nvram_crc(bp, nvram_tbl[i].offset,
2876 nvram_tbl[i].size, buf);
2878 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2879 "nvram_tbl[%d] has failed crc test (rc %d)\n",
2888 static int bnx2x_test_nvram(struct bnx2x *bp)
2890 static const struct crc_pair nvram_tbl[] = {
2891 { 0, 0x14 }, /* bootstrap */
2892 { 0x14, 0xec }, /* dir */
2893 { 0x100, 0x350 }, /* manuf_info */
2894 { 0x450, 0xf0 }, /* feature_info */
2895 { 0x640, 0x64 }, /* upgrade_key_info */
2896 { 0x708, 0x70 }, /* manuf_key_info */
2899 static const struct crc_pair nvram_tbl2[] = {
2900 { 0x7e8, 0x350 }, /* manuf_info2 */
2901 { 0xb38, 0xf0 }, /* feature_info */
2912 buf = kmalloc(CRC_BUFF_SIZE, GFP_KERNEL);
2914 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "kmalloc failed\n");
2916 goto test_nvram_exit;
2919 rc = bnx2x_nvram_read32(bp, 0, &magic, sizeof(magic));
2921 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2922 "magic value read (rc %d)\n", rc);
2923 goto test_nvram_exit;
2926 if (magic != 0x669955aa) {
2927 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2928 "wrong magic value (0x%08x)\n", magic);
2930 goto test_nvram_exit;
2933 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "Port 0 CRC test-set\n");
2934 rc = bnx2x_test_nvram_tbl(bp, nvram_tbl, buf);
2936 goto test_nvram_exit;
2938 if (!CHIP_IS_E1x(bp) && !CHIP_IS_57811xx(bp)) {
2939 u32 hide = SHMEM_RD(bp, dev_info.shared_hw_config.config2) &
2940 SHARED_HW_CFG_HIDE_PORT1;
2943 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2944 "Port 1 CRC test-set\n");
2945 rc = bnx2x_test_nvram_tbl(bp, nvram_tbl2, buf);
2947 goto test_nvram_exit;
2951 rc = bnx2x_test_nvram_dirs(bp, buf);
2958 /* Send an EMPTY ramrod on the first queue */
2959 static int bnx2x_test_intr(struct bnx2x *bp)
2961 struct bnx2x_queue_state_params params = {NULL};
2963 if (!netif_running(bp->dev)) {
2964 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2965 "cannot access eeprom when the interface is down\n");
2969 params.q_obj = &bp->sp_objs->q_obj;
2970 params.cmd = BNX2X_Q_CMD_EMPTY;
2972 __set_bit(RAMROD_COMP_WAIT, ¶ms.ramrod_flags);
2974 return bnx2x_queue_state_change(bp, ¶ms);
2977 static void bnx2x_self_test(struct net_device *dev,
2978 struct ethtool_test *etest, u64 *buf)
2980 struct bnx2x *bp = netdev_priv(dev);
2981 u8 is_serdes, link_up;
2984 if (pci_num_vf(bp->pdev)) {
2986 "VFs are enabled, can not perform self test\n");
2990 if (bp->recovery_state != BNX2X_RECOVERY_DONE) {
2992 "Handling parity error recovery. Try again later\n");
2993 etest->flags |= ETH_TEST_FL_FAILED;
2997 DP(BNX2X_MSG_ETHTOOL,
2998 "Self-test command parameters: offline = %d, external_lb = %d\n",
2999 (etest->flags & ETH_TEST_FL_OFFLINE),
3000 (etest->flags & ETH_TEST_FL_EXTERNAL_LB)>>2);
3002 memset(buf, 0, sizeof(u64) * BNX2X_NUM_TESTS(bp));
3004 if (bnx2x_test_nvram(bp) != 0) {
3009 etest->flags |= ETH_TEST_FL_FAILED;
3012 if (!netif_running(dev)) {
3013 DP(BNX2X_MSG_ETHTOOL, "Interface is down\n");
3017 is_serdes = (bp->link_vars.link_status & LINK_STATUS_SERDES_LINK) > 0;
3018 link_up = bp->link_vars.link_up;
3019 /* offline tests are not supported in MF mode */
3020 if ((etest->flags & ETH_TEST_FL_OFFLINE) && !IS_MF(bp)) {
3021 int port = BP_PORT(bp);
3024 /* save current value of input enable for TX port IF */
3025 val = REG_RD(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4);
3026 /* disable input for TX port IF */
3027 REG_WR(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4, 0);
3029 bnx2x_nic_unload(bp, UNLOAD_NORMAL, false);
3030 rc = bnx2x_nic_load(bp, LOAD_DIAG);
3032 etest->flags |= ETH_TEST_FL_FAILED;
3033 DP(BNX2X_MSG_ETHTOOL,
3034 "Can't perform self-test, nic_load (for offline) failed\n");
3038 /* wait until link state is restored */
3039 bnx2x_wait_for_link(bp, 1, is_serdes);
3041 if (bnx2x_test_registers(bp) != 0) {
3043 etest->flags |= ETH_TEST_FL_FAILED;
3045 if (bnx2x_test_memory(bp) != 0) {
3047 etest->flags |= ETH_TEST_FL_FAILED;
3050 buf[2] = bnx2x_test_loopback(bp); /* internal LB */
3052 etest->flags |= ETH_TEST_FL_FAILED;
3054 if (etest->flags & ETH_TEST_FL_EXTERNAL_LB) {
3055 buf[3] = bnx2x_test_ext_loopback(bp); /* external LB */
3057 etest->flags |= ETH_TEST_FL_FAILED;
3058 etest->flags |= ETH_TEST_FL_EXTERNAL_LB_DONE;
3061 bnx2x_nic_unload(bp, UNLOAD_NORMAL, false);
3063 /* restore input for TX port IF */
3064 REG_WR(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4, val);
3065 rc = bnx2x_nic_load(bp, LOAD_NORMAL);
3067 etest->flags |= ETH_TEST_FL_FAILED;
3068 DP(BNX2X_MSG_ETHTOOL,
3069 "Can't perform self-test, nic_load (for online) failed\n");
3072 /* wait until link state is restored */
3073 bnx2x_wait_for_link(bp, link_up, is_serdes);
3076 if (bnx2x_test_intr(bp) != 0) {
3081 etest->flags |= ETH_TEST_FL_FAILED;
3086 while (bnx2x_link_test(bp, is_serdes) && --cnt)
3095 etest->flags |= ETH_TEST_FL_FAILED;
3099 #define IS_PORT_STAT(i) (bnx2x_stats_arr[i].is_port_stat)
3100 #define HIDE_PORT_STAT(bp) IS_VF(bp)
3102 /* ethtool statistics are displayed for all regular ethernet queues and the
3103 * fcoe L2 queue if not disabled
3105 static int bnx2x_num_stat_queues(struct bnx2x *bp)
3107 return BNX2X_NUM_ETH_QUEUES(bp);
3110 static int bnx2x_get_sset_count(struct net_device *dev, int stringset)
3112 struct bnx2x *bp = netdev_priv(dev);
3113 int i, num_strings = 0;
3115 switch (stringset) {
3118 num_strings = bnx2x_num_stat_queues(bp) *
3122 if (HIDE_PORT_STAT(bp)) {
3123 for (i = 0; i < BNX2X_NUM_STATS; i++)
3124 if (!IS_PORT_STAT(i))
3127 num_strings += BNX2X_NUM_STATS;
3132 return BNX2X_NUM_TESTS(bp);
3134 case ETH_SS_PRIV_FLAGS:
3135 return BNX2X_PRI_FLAG_LEN;
3142 static u32 bnx2x_get_private_flags(struct net_device *dev)
3144 struct bnx2x *bp = netdev_priv(dev);
3147 flags |= (!(bp->flags & NO_ISCSI_FLAG) ? 1 : 0) << BNX2X_PRI_FLAG_ISCSI;
3148 flags |= (!(bp->flags & NO_FCOE_FLAG) ? 1 : 0) << BNX2X_PRI_FLAG_FCOE;
3149 flags |= (!!IS_MF_STORAGE_ONLY(bp)) << BNX2X_PRI_FLAG_STORAGE;
3154 static void bnx2x_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
3156 struct bnx2x *bp = netdev_priv(dev);
3158 char queue_name[MAX_QUEUE_NAME_LEN+1];
3160 switch (stringset) {
3164 for_each_eth_queue(bp, i) {
3165 memset(queue_name, 0, sizeof(queue_name));
3166 snprintf(queue_name, sizeof(queue_name),
3168 for (j = 0; j < BNX2X_NUM_Q_STATS; j++)
3169 snprintf(buf + (k + j)*ETH_GSTRING_LEN,
3171 bnx2x_q_stats_arr[j].string,
3173 k += BNX2X_NUM_Q_STATS;
3177 for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) {
3178 if (HIDE_PORT_STAT(bp) && IS_PORT_STAT(i))
3180 strcpy(buf + (k + j)*ETH_GSTRING_LEN,
3181 bnx2x_stats_arr[i].string);
3188 /* First 4 tests cannot be done in MF mode */
3193 memcpy(buf, bnx2x_tests_str_arr + start,
3194 ETH_GSTRING_LEN * BNX2X_NUM_TESTS(bp));
3197 case ETH_SS_PRIV_FLAGS:
3198 memcpy(buf, bnx2x_private_arr,
3199 ETH_GSTRING_LEN * BNX2X_PRI_FLAG_LEN);
3204 static void bnx2x_get_ethtool_stats(struct net_device *dev,
3205 struct ethtool_stats *stats, u64 *buf)
3207 struct bnx2x *bp = netdev_priv(dev);
3208 u32 *hw_stats, *offset;
3212 for_each_eth_queue(bp, i) {
3213 hw_stats = (u32 *)&bp->fp_stats[i].eth_q_stats;
3214 for (j = 0; j < BNX2X_NUM_Q_STATS; j++) {
3215 if (bnx2x_q_stats_arr[j].size == 0) {
3216 /* skip this counter */
3220 offset = (hw_stats +
3221 bnx2x_q_stats_arr[j].offset);
3222 if (bnx2x_q_stats_arr[j].size == 4) {
3223 /* 4-byte counter */
3224 buf[k + j] = (u64) *offset;
3227 /* 8-byte counter */
3228 buf[k + j] = HILO_U64(*offset, *(offset + 1));
3230 k += BNX2X_NUM_Q_STATS;
3234 hw_stats = (u32 *)&bp->eth_stats;
3235 for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) {
3236 if (HIDE_PORT_STAT(bp) && IS_PORT_STAT(i))
3238 if (bnx2x_stats_arr[i].size == 0) {
3239 /* skip this counter */
3244 offset = (hw_stats + bnx2x_stats_arr[i].offset);
3245 if (bnx2x_stats_arr[i].size == 4) {
3246 /* 4-byte counter */
3247 buf[k + j] = (u64) *offset;
3251 /* 8-byte counter */
3252 buf[k + j] = HILO_U64(*offset, *(offset + 1));
3257 static int bnx2x_set_phys_id(struct net_device *dev,
3258 enum ethtool_phys_id_state state)
3260 struct bnx2x *bp = netdev_priv(dev);
3262 if (!bnx2x_is_nvm_accessible(bp)) {
3263 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
3264 "cannot access eeprom when the interface is down\n");
3269 case ETHTOOL_ID_ACTIVE:
3270 return 1; /* cycle on/off once per second */
3273 bnx2x_acquire_phy_lock(bp);
3274 bnx2x_set_led(&bp->link_params, &bp->link_vars,
3275 LED_MODE_ON, SPEED_1000);
3276 bnx2x_release_phy_lock(bp);
3279 case ETHTOOL_ID_OFF:
3280 bnx2x_acquire_phy_lock(bp);
3281 bnx2x_set_led(&bp->link_params, &bp->link_vars,
3282 LED_MODE_FRONT_PANEL_OFF, 0);
3283 bnx2x_release_phy_lock(bp);
3286 case ETHTOOL_ID_INACTIVE:
3287 bnx2x_acquire_phy_lock(bp);
3288 bnx2x_set_led(&bp->link_params, &bp->link_vars,
3290 bp->link_vars.line_speed);
3291 bnx2x_release_phy_lock(bp);
3297 static int bnx2x_get_rss_flags(struct bnx2x *bp, struct ethtool_rxnfc *info)
3299 switch (info->flow_type) {
3302 info->data = RXH_IP_SRC | RXH_IP_DST |
3303 RXH_L4_B_0_1 | RXH_L4_B_2_3;
3306 if (bp->rss_conf_obj.udp_rss_v4)
3307 info->data = RXH_IP_SRC | RXH_IP_DST |
3308 RXH_L4_B_0_1 | RXH_L4_B_2_3;
3310 info->data = RXH_IP_SRC | RXH_IP_DST;
3313 if (bp->rss_conf_obj.udp_rss_v6)
3314 info->data = RXH_IP_SRC | RXH_IP_DST |
3315 RXH_L4_B_0_1 | RXH_L4_B_2_3;
3317 info->data = RXH_IP_SRC | RXH_IP_DST;
3321 info->data = RXH_IP_SRC | RXH_IP_DST;
3331 static int bnx2x_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *info,
3332 u32 *rules __always_unused)
3334 struct bnx2x *bp = netdev_priv(dev);
3336 switch (info->cmd) {
3337 case ETHTOOL_GRXRINGS:
3338 info->data = BNX2X_NUM_ETH_QUEUES(bp);
3341 return bnx2x_get_rss_flags(bp, info);
3343 DP(BNX2X_MSG_ETHTOOL, "Command parameters not supported\n");
3348 static int bnx2x_set_rss_flags(struct bnx2x *bp, struct ethtool_rxnfc *info)
3350 int udp_rss_requested;
3352 DP(BNX2X_MSG_ETHTOOL,
3353 "Set rss flags command parameters: flow type = %d, data = %llu\n",
3354 info->flow_type, info->data);
3356 switch (info->flow_type) {
3359 /* For TCP only 4-tupple hash is supported */
3360 if (info->data ^ (RXH_IP_SRC | RXH_IP_DST |
3361 RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
3362 DP(BNX2X_MSG_ETHTOOL,
3363 "Command parameters not supported\n");
3370 /* For UDP either 2-tupple hash or 4-tupple hash is supported */
3371 if (info->data == (RXH_IP_SRC | RXH_IP_DST |
3372 RXH_L4_B_0_1 | RXH_L4_B_2_3))
3373 udp_rss_requested = 1;
3374 else if (info->data == (RXH_IP_SRC | RXH_IP_DST))
3375 udp_rss_requested = 0;
3379 if (CHIP_IS_E1x(bp) && udp_rss_requested) {
3380 DP(BNX2X_MSG_ETHTOOL,
3381 "57710, 57711 boards don't support RSS according to UDP 4-tuple\n");
3385 if ((info->flow_type == UDP_V4_FLOW) &&
3386 (bp->rss_conf_obj.udp_rss_v4 != udp_rss_requested)) {
3387 bp->rss_conf_obj.udp_rss_v4 = udp_rss_requested;
3388 DP(BNX2X_MSG_ETHTOOL,
3389 "rss re-configured, UDP 4-tupple %s\n",
3390 udp_rss_requested ? "enabled" : "disabled");
3391 return bnx2x_rss(bp, &bp->rss_conf_obj, false, true);
3392 } else if ((info->flow_type == UDP_V6_FLOW) &&
3393 (bp->rss_conf_obj.udp_rss_v6 != udp_rss_requested)) {
3394 bp->rss_conf_obj.udp_rss_v6 = udp_rss_requested;
3395 DP(BNX2X_MSG_ETHTOOL,
3396 "rss re-configured, UDP 4-tupple %s\n",
3397 udp_rss_requested ? "enabled" : "disabled");
3398 return bnx2x_rss(bp, &bp->rss_conf_obj, false, true);
3404 /* For IP only 2-tupple hash is supported */
3405 if (info->data ^ (RXH_IP_SRC | RXH_IP_DST)) {
3406 DP(BNX2X_MSG_ETHTOOL,
3407 "Command parameters not supported\n");
3413 case AH_ESP_V4_FLOW:
3417 case AH_ESP_V6_FLOW:
3422 /* RSS is not supported for these protocols */
3424 DP(BNX2X_MSG_ETHTOOL,
3425 "Command parameters not supported\n");
3435 static int bnx2x_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *info)
3437 struct bnx2x *bp = netdev_priv(dev);
3439 switch (info->cmd) {
3441 return bnx2x_set_rss_flags(bp, info);
3443 DP(BNX2X_MSG_ETHTOOL, "Command parameters not supported\n");
3448 static u32 bnx2x_get_rxfh_indir_size(struct net_device *dev)
3450 return T_ETH_INDIRECTION_TABLE_SIZE;
3453 static int bnx2x_get_rxfh(struct net_device *dev, u32 *indir, u8 *key,
3456 struct bnx2x *bp = netdev_priv(dev);
3457 u8 ind_table[T_ETH_INDIRECTION_TABLE_SIZE] = {0};
3461 *hfunc = ETH_RSS_HASH_TOP;
3465 /* Get the current configuration of the RSS indirection table */
3466 bnx2x_get_rss_ind_table(&bp->rss_conf_obj, ind_table);
3469 * We can't use a memcpy() as an internal storage of an
3470 * indirection table is a u8 array while indir->ring_index
3471 * points to an array of u32.
3473 * Indirection table contains the FW Client IDs, so we need to
3474 * align the returned table to the Client ID of the leading RSS
3477 for (i = 0; i < T_ETH_INDIRECTION_TABLE_SIZE; i++)
3478 indir[i] = ind_table[i] - bp->fp->cl_id;
3483 static int bnx2x_set_rxfh(struct net_device *dev, const u32 *indir,
3484 const u8 *key, const u8 hfunc)
3486 struct bnx2x *bp = netdev_priv(dev);
3489 /* We require at least one supported parameter to be changed and no
3490 * change in any of the unsupported parameters
3493 (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP))
3499 for (i = 0; i < T_ETH_INDIRECTION_TABLE_SIZE; i++) {
3501 * The same as in bnx2x_get_rxfh: we can't use a memcpy()
3502 * as an internal storage of an indirection table is a u8 array
3503 * while indir->ring_index points to an array of u32.
3505 * Indirection table contains the FW Client IDs, so we need to
3506 * align the received table to the Client ID of the leading RSS
3509 bp->rss_conf_obj.ind_table[i] = indir[i] + bp->fp->cl_id;
3512 return bnx2x_config_rss_eth(bp, false);
3516 * bnx2x_get_channels - gets the number of RSS queues.
3519 * @channels: returns the number of max / current queues
3521 static void bnx2x_get_channels(struct net_device *dev,
3522 struct ethtool_channels *channels)
3524 struct bnx2x *bp = netdev_priv(dev);
3526 channels->max_combined = BNX2X_MAX_RSS_COUNT(bp);
3527 channels->combined_count = BNX2X_NUM_ETH_QUEUES(bp);
3531 * bnx2x_change_num_queues - change the number of RSS queues.
3533 * @bp: bnx2x private structure
3535 * Re-configure interrupt mode to get the new number of MSI-X
3536 * vectors and re-add NAPI objects.
3538 static void bnx2x_change_num_queues(struct bnx2x *bp, int num_rss)
3540 bnx2x_disable_msi(bp);
3541 bp->num_ethernet_queues = num_rss;
3542 bp->num_queues = bp->num_ethernet_queues + bp->num_cnic_queues;
3543 BNX2X_DEV_INFO("set number of queues to %d\n", bp->num_queues);
3544 bnx2x_set_int_mode(bp);
3548 * bnx2x_set_channels - sets the number of RSS queues.
3551 * @channels: includes the number of queues requested
3553 static int bnx2x_set_channels(struct net_device *dev,
3554 struct ethtool_channels *channels)
3556 struct bnx2x *bp = netdev_priv(dev);
3558 DP(BNX2X_MSG_ETHTOOL,
3559 "set-channels command parameters: rx = %d, tx = %d, other = %d, combined = %d\n",
3560 channels->rx_count, channels->tx_count, channels->other_count,
3561 channels->combined_count);
3563 if (pci_num_vf(bp->pdev)) {
3564 DP(BNX2X_MSG_IOV, "VFs are enabled, can not set channels\n");
3568 /* We don't support separate rx / tx channels.
3569 * We don't allow setting 'other' channels.
3571 if (channels->rx_count || channels->tx_count || channels->other_count
3572 || (channels->combined_count == 0) ||
3573 (channels->combined_count > BNX2X_MAX_RSS_COUNT(bp))) {
3574 DP(BNX2X_MSG_ETHTOOL, "command parameters not supported\n");
3578 /* Check if there was a change in the active parameters */
3579 if (channels->combined_count == BNX2X_NUM_ETH_QUEUES(bp)) {
3580 DP(BNX2X_MSG_ETHTOOL, "No change in active parameters\n");
3584 /* Set the requested number of queues in bp context.
3585 * Note that the actual number of queues created during load may be
3586 * less than requested if memory is low.
3588 if (unlikely(!netif_running(dev))) {
3589 bnx2x_change_num_queues(bp, channels->combined_count);
3592 bnx2x_nic_unload(bp, UNLOAD_NORMAL, true);
3593 bnx2x_change_num_queues(bp, channels->combined_count);
3594 return bnx2x_nic_load(bp, LOAD_NORMAL);
3597 static int bnx2x_get_ts_info(struct net_device *dev,
3598 struct ethtool_ts_info *info)
3600 struct bnx2x *bp = netdev_priv(dev);
3602 if (bp->flags & PTP_SUPPORTED) {
3603 info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE |
3604 SOF_TIMESTAMPING_RX_SOFTWARE |
3605 SOF_TIMESTAMPING_SOFTWARE |
3606 SOF_TIMESTAMPING_TX_HARDWARE |
3607 SOF_TIMESTAMPING_RX_HARDWARE |
3608 SOF_TIMESTAMPING_RAW_HARDWARE;
3611 info->phc_index = ptp_clock_index(bp->ptp_clock);
3613 info->phc_index = -1;
3615 info->rx_filters = (1 << HWTSTAMP_FILTER_NONE) |
3616 (1 << HWTSTAMP_FILTER_PTP_V1_L4_EVENT) |
3617 (1 << HWTSTAMP_FILTER_PTP_V2_L4_EVENT) |
3618 (1 << HWTSTAMP_FILTER_PTP_V2_EVENT);
3620 info->tx_types = (1 << HWTSTAMP_TX_OFF)|(1 << HWTSTAMP_TX_ON);
3625 return ethtool_op_get_ts_info(dev, info);
3628 static const struct ethtool_ops bnx2x_ethtool_ops = {
3629 .get_drvinfo = bnx2x_get_drvinfo,
3630 .get_regs_len = bnx2x_get_regs_len,
3631 .get_regs = bnx2x_get_regs,
3632 .get_dump_flag = bnx2x_get_dump_flag,
3633 .get_dump_data = bnx2x_get_dump_data,
3634 .set_dump = bnx2x_set_dump,
3635 .get_wol = bnx2x_get_wol,
3636 .set_wol = bnx2x_set_wol,
3637 .get_msglevel = bnx2x_get_msglevel,
3638 .set_msglevel = bnx2x_set_msglevel,
3639 .nway_reset = bnx2x_nway_reset,
3640 .get_link = bnx2x_get_link,
3641 .get_eeprom_len = bnx2x_get_eeprom_len,
3642 .get_eeprom = bnx2x_get_eeprom,
3643 .set_eeprom = bnx2x_set_eeprom,
3644 .get_coalesce = bnx2x_get_coalesce,
3645 .set_coalesce = bnx2x_set_coalesce,
3646 .get_ringparam = bnx2x_get_ringparam,
3647 .set_ringparam = bnx2x_set_ringparam,
3648 .get_pauseparam = bnx2x_get_pauseparam,
3649 .set_pauseparam = bnx2x_set_pauseparam,
3650 .self_test = bnx2x_self_test,
3651 .get_sset_count = bnx2x_get_sset_count,
3652 .get_priv_flags = bnx2x_get_private_flags,
3653 .get_strings = bnx2x_get_strings,
3654 .set_phys_id = bnx2x_set_phys_id,
3655 .get_ethtool_stats = bnx2x_get_ethtool_stats,
3656 .get_rxnfc = bnx2x_get_rxnfc,
3657 .set_rxnfc = bnx2x_set_rxnfc,
3658 .get_rxfh_indir_size = bnx2x_get_rxfh_indir_size,
3659 .get_rxfh = bnx2x_get_rxfh,
3660 .set_rxfh = bnx2x_set_rxfh,
3661 .get_channels = bnx2x_get_channels,
3662 .set_channels = bnx2x_set_channels,
3663 .get_module_info = bnx2x_get_module_info,
3664 .get_module_eeprom = bnx2x_get_module_eeprom,
3665 .get_eee = bnx2x_get_eee,
3666 .set_eee = bnx2x_set_eee,
3667 .get_ts_info = bnx2x_get_ts_info,
3668 .get_link_ksettings = bnx2x_get_link_ksettings,
3669 .set_link_ksettings = bnx2x_set_link_ksettings,
3672 static const struct ethtool_ops bnx2x_vf_ethtool_ops = {
3673 .get_drvinfo = bnx2x_get_drvinfo,
3674 .get_msglevel = bnx2x_get_msglevel,
3675 .set_msglevel = bnx2x_set_msglevel,
3676 .get_link = bnx2x_get_link,
3677 .get_coalesce = bnx2x_get_coalesce,
3678 .get_ringparam = bnx2x_get_ringparam,
3679 .set_ringparam = bnx2x_set_ringparam,
3680 .get_sset_count = bnx2x_get_sset_count,
3681 .get_strings = bnx2x_get_strings,
3682 .get_ethtool_stats = bnx2x_get_ethtool_stats,
3683 .get_rxnfc = bnx2x_get_rxnfc,
3684 .set_rxnfc = bnx2x_set_rxnfc,
3685 .get_rxfh_indir_size = bnx2x_get_rxfh_indir_size,
3686 .get_rxfh = bnx2x_get_rxfh,
3687 .set_rxfh = bnx2x_set_rxfh,
3688 .get_channels = bnx2x_get_channels,
3689 .set_channels = bnx2x_set_channels,
3690 .get_link_ksettings = bnx2x_get_vf_link_ksettings,
3693 void bnx2x_set_ethtool_ops(struct bnx2x *bp, struct net_device *netdev)
3695 netdev->ethtool_ops = (IS_PF(bp)) ?
3696 &bnx2x_ethtool_ops : &bnx2x_vf_ethtool_ops;