1 /* bnx2x_ethtool.c: Broadcom Everest network driver.
3 * Copyright (c) 2007-2013 Broadcom Corporation
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation.
9 * Maintained by: Eilon Greenstein <eilong@broadcom.com>
10 * Written by: Eliezer Tamir
11 * Based on code from Michael Chan's bnx2 driver
12 * UDP CSUM errata workaround by Arik Gendelman
13 * Slowpath and fastpath rework by Vladislav Zolotarov
14 * Statistics and Link management by Yitchak Gertner
18 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
20 #include <linux/ethtool.h>
21 #include <linux/netdevice.h>
22 #include <linux/types.h>
23 #include <linux/sched.h>
24 #include <linux/crc32.h>
26 #include "bnx2x_cmn.h"
27 #include "bnx2x_dump.h"
28 #include "bnx2x_init.h"
30 /* Note: in the format strings below %s is replaced by the queue-name which is
31 * either its index or 'fcoe' for the fcoe queue. Make sure the format string
32 * length does not exceed ETH_GSTRING_LEN - MAX_QUEUE_NAME_LEN + 2
34 #define MAX_QUEUE_NAME_LEN 4
38 char string[ETH_GSTRING_LEN];
39 } bnx2x_q_stats_arr[] = {
40 /* 1 */ { Q_STATS_OFFSET32(total_bytes_received_hi), 8, "[%s]: rx_bytes" },
41 { Q_STATS_OFFSET32(total_unicast_packets_received_hi),
42 8, "[%s]: rx_ucast_packets" },
43 { Q_STATS_OFFSET32(total_multicast_packets_received_hi),
44 8, "[%s]: rx_mcast_packets" },
45 { Q_STATS_OFFSET32(total_broadcast_packets_received_hi),
46 8, "[%s]: rx_bcast_packets" },
47 { Q_STATS_OFFSET32(no_buff_discard_hi), 8, "[%s]: rx_discards" },
48 { Q_STATS_OFFSET32(rx_err_discard_pkt),
49 4, "[%s]: rx_phy_ip_err_discards"},
50 { Q_STATS_OFFSET32(rx_skb_alloc_failed),
51 4, "[%s]: rx_skb_alloc_discard" },
52 { Q_STATS_OFFSET32(hw_csum_err), 4, "[%s]: rx_csum_offload_errors" },
54 { Q_STATS_OFFSET32(total_bytes_transmitted_hi), 8, "[%s]: tx_bytes" },
55 /* 10 */{ Q_STATS_OFFSET32(total_unicast_packets_transmitted_hi),
56 8, "[%s]: tx_ucast_packets" },
57 { Q_STATS_OFFSET32(total_multicast_packets_transmitted_hi),
58 8, "[%s]: tx_mcast_packets" },
59 { Q_STATS_OFFSET32(total_broadcast_packets_transmitted_hi),
60 8, "[%s]: tx_bcast_packets" },
61 { Q_STATS_OFFSET32(total_tpa_aggregations_hi),
62 8, "[%s]: tpa_aggregations" },
63 { Q_STATS_OFFSET32(total_tpa_aggregated_frames_hi),
64 8, "[%s]: tpa_aggregated_frames"},
65 { Q_STATS_OFFSET32(total_tpa_bytes_hi), 8, "[%s]: tpa_bytes"},
66 { Q_STATS_OFFSET32(driver_filtered_tx_pkt),
67 4, "[%s]: driver_filtered_tx_pkt" }
70 #define BNX2X_NUM_Q_STATS ARRAY_SIZE(bnx2x_q_stats_arr)
76 #define STATS_FLAGS_PORT 1
77 #define STATS_FLAGS_FUNC 2
78 #define STATS_FLAGS_BOTH (STATS_FLAGS_FUNC | STATS_FLAGS_PORT)
79 char string[ETH_GSTRING_LEN];
80 } bnx2x_stats_arr[] = {
81 /* 1 */ { STATS_OFFSET32(total_bytes_received_hi),
82 8, STATS_FLAGS_BOTH, "rx_bytes" },
83 { STATS_OFFSET32(error_bytes_received_hi),
84 8, STATS_FLAGS_BOTH, "rx_error_bytes" },
85 { STATS_OFFSET32(total_unicast_packets_received_hi),
86 8, STATS_FLAGS_BOTH, "rx_ucast_packets" },
87 { STATS_OFFSET32(total_multicast_packets_received_hi),
88 8, STATS_FLAGS_BOTH, "rx_mcast_packets" },
89 { STATS_OFFSET32(total_broadcast_packets_received_hi),
90 8, STATS_FLAGS_BOTH, "rx_bcast_packets" },
91 { STATS_OFFSET32(rx_stat_dot3statsfcserrors_hi),
92 8, STATS_FLAGS_PORT, "rx_crc_errors" },
93 { STATS_OFFSET32(rx_stat_dot3statsalignmenterrors_hi),
94 8, STATS_FLAGS_PORT, "rx_align_errors" },
95 { STATS_OFFSET32(rx_stat_etherstatsundersizepkts_hi),
96 8, STATS_FLAGS_PORT, "rx_undersize_packets" },
97 { STATS_OFFSET32(etherstatsoverrsizepkts_hi),
98 8, STATS_FLAGS_PORT, "rx_oversize_packets" },
99 /* 10 */{ STATS_OFFSET32(rx_stat_etherstatsfragments_hi),
100 8, STATS_FLAGS_PORT, "rx_fragments" },
101 { STATS_OFFSET32(rx_stat_etherstatsjabbers_hi),
102 8, STATS_FLAGS_PORT, "rx_jabbers" },
103 { STATS_OFFSET32(no_buff_discard_hi),
104 8, STATS_FLAGS_BOTH, "rx_discards" },
105 { STATS_OFFSET32(mac_filter_discard),
106 4, STATS_FLAGS_PORT, "rx_filtered_packets" },
107 { STATS_OFFSET32(mf_tag_discard),
108 4, STATS_FLAGS_PORT, "rx_mf_tag_discard" },
109 { STATS_OFFSET32(pfc_frames_received_hi),
110 8, STATS_FLAGS_PORT, "pfc_frames_received" },
111 { STATS_OFFSET32(pfc_frames_sent_hi),
112 8, STATS_FLAGS_PORT, "pfc_frames_sent" },
113 { STATS_OFFSET32(brb_drop_hi),
114 8, STATS_FLAGS_PORT, "rx_brb_discard" },
115 { STATS_OFFSET32(brb_truncate_hi),
116 8, STATS_FLAGS_PORT, "rx_brb_truncate" },
117 { STATS_OFFSET32(pause_frames_received_hi),
118 8, STATS_FLAGS_PORT, "rx_pause_frames" },
119 { STATS_OFFSET32(rx_stat_maccontrolframesreceived_hi),
120 8, STATS_FLAGS_PORT, "rx_mac_ctrl_frames" },
121 { STATS_OFFSET32(nig_timer_max),
122 4, STATS_FLAGS_PORT, "rx_constant_pause_events" },
123 /* 20 */{ STATS_OFFSET32(rx_err_discard_pkt),
124 4, STATS_FLAGS_BOTH, "rx_phy_ip_err_discards"},
125 { STATS_OFFSET32(rx_skb_alloc_failed),
126 4, STATS_FLAGS_BOTH, "rx_skb_alloc_discard" },
127 { STATS_OFFSET32(hw_csum_err),
128 4, STATS_FLAGS_BOTH, "rx_csum_offload_errors" },
130 { STATS_OFFSET32(total_bytes_transmitted_hi),
131 8, STATS_FLAGS_BOTH, "tx_bytes" },
132 { STATS_OFFSET32(tx_stat_ifhcoutbadoctets_hi),
133 8, STATS_FLAGS_PORT, "tx_error_bytes" },
134 { STATS_OFFSET32(total_unicast_packets_transmitted_hi),
135 8, STATS_FLAGS_BOTH, "tx_ucast_packets" },
136 { STATS_OFFSET32(total_multicast_packets_transmitted_hi),
137 8, STATS_FLAGS_BOTH, "tx_mcast_packets" },
138 { STATS_OFFSET32(total_broadcast_packets_transmitted_hi),
139 8, STATS_FLAGS_BOTH, "tx_bcast_packets" },
140 { STATS_OFFSET32(tx_stat_dot3statsinternalmactransmiterrors_hi),
141 8, STATS_FLAGS_PORT, "tx_mac_errors" },
142 { STATS_OFFSET32(rx_stat_dot3statscarriersenseerrors_hi),
143 8, STATS_FLAGS_PORT, "tx_carrier_errors" },
144 /* 30 */{ STATS_OFFSET32(tx_stat_dot3statssinglecollisionframes_hi),
145 8, STATS_FLAGS_PORT, "tx_single_collisions" },
146 { STATS_OFFSET32(tx_stat_dot3statsmultiplecollisionframes_hi),
147 8, STATS_FLAGS_PORT, "tx_multi_collisions" },
148 { STATS_OFFSET32(tx_stat_dot3statsdeferredtransmissions_hi),
149 8, STATS_FLAGS_PORT, "tx_deferred" },
150 { STATS_OFFSET32(tx_stat_dot3statsexcessivecollisions_hi),
151 8, STATS_FLAGS_PORT, "tx_excess_collisions" },
152 { STATS_OFFSET32(tx_stat_dot3statslatecollisions_hi),
153 8, STATS_FLAGS_PORT, "tx_late_collisions" },
154 { STATS_OFFSET32(tx_stat_etherstatscollisions_hi),
155 8, STATS_FLAGS_PORT, "tx_total_collisions" },
156 { STATS_OFFSET32(tx_stat_etherstatspkts64octets_hi),
157 8, STATS_FLAGS_PORT, "tx_64_byte_packets" },
158 { STATS_OFFSET32(tx_stat_etherstatspkts65octetsto127octets_hi),
159 8, STATS_FLAGS_PORT, "tx_65_to_127_byte_packets" },
160 { STATS_OFFSET32(tx_stat_etherstatspkts128octetsto255octets_hi),
161 8, STATS_FLAGS_PORT, "tx_128_to_255_byte_packets" },
162 { STATS_OFFSET32(tx_stat_etherstatspkts256octetsto511octets_hi),
163 8, STATS_FLAGS_PORT, "tx_256_to_511_byte_packets" },
164 /* 40 */{ STATS_OFFSET32(tx_stat_etherstatspkts512octetsto1023octets_hi),
165 8, STATS_FLAGS_PORT, "tx_512_to_1023_byte_packets" },
166 { STATS_OFFSET32(etherstatspkts1024octetsto1522octets_hi),
167 8, STATS_FLAGS_PORT, "tx_1024_to_1522_byte_packets" },
168 { STATS_OFFSET32(etherstatspktsover1522octets_hi),
169 8, STATS_FLAGS_PORT, "tx_1523_to_9022_byte_packets" },
170 { STATS_OFFSET32(pause_frames_sent_hi),
171 8, STATS_FLAGS_PORT, "tx_pause_frames" },
172 { STATS_OFFSET32(total_tpa_aggregations_hi),
173 8, STATS_FLAGS_FUNC, "tpa_aggregations" },
174 { STATS_OFFSET32(total_tpa_aggregated_frames_hi),
175 8, STATS_FLAGS_FUNC, "tpa_aggregated_frames"},
176 { STATS_OFFSET32(total_tpa_bytes_hi),
177 8, STATS_FLAGS_FUNC, "tpa_bytes"},
178 { STATS_OFFSET32(recoverable_error),
179 4, STATS_FLAGS_FUNC, "recoverable_errors" },
180 { STATS_OFFSET32(unrecoverable_error),
181 4, STATS_FLAGS_FUNC, "unrecoverable_errors" },
182 { STATS_OFFSET32(driver_filtered_tx_pkt),
183 4, STATS_FLAGS_FUNC, "driver_filtered_tx_pkt" },
184 { STATS_OFFSET32(eee_tx_lpi),
185 4, STATS_FLAGS_PORT, "Tx LPI entry count"}
188 #define BNX2X_NUM_STATS ARRAY_SIZE(bnx2x_stats_arr)
190 static int bnx2x_get_port_type(struct bnx2x *bp)
193 u32 phy_idx = bnx2x_get_cur_phy_idx(bp);
194 switch (bp->link_params.phy[phy_idx].media_type) {
195 case ETH_PHY_SFPP_10G_FIBER:
196 case ETH_PHY_SFP_1G_FIBER:
197 case ETH_PHY_XFP_FIBER:
200 port_type = PORT_FIBRE;
202 case ETH_PHY_DA_TWINAX:
208 case ETH_PHY_NOT_PRESENT:
209 port_type = PORT_NONE;
211 case ETH_PHY_UNSPECIFIED:
213 port_type = PORT_OTHER;
219 static int bnx2x_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
221 struct bnx2x *bp = netdev_priv(dev);
222 int cfg_idx = bnx2x_get_link_cfg_idx(bp);
224 /* Dual Media boards present all available port types */
225 cmd->supported = bp->port.supported[cfg_idx] |
226 (bp->port.supported[cfg_idx ^ 1] &
227 (SUPPORTED_TP | SUPPORTED_FIBRE));
228 cmd->advertising = bp->port.advertising[cfg_idx];
229 if (bp->link_params.phy[bnx2x_get_cur_phy_idx(bp)].media_type ==
230 ETH_PHY_SFP_1G_FIBER) {
231 cmd->supported &= ~(SUPPORTED_10000baseT_Full);
232 cmd->advertising &= ~(ADVERTISED_10000baseT_Full);
235 if ((bp->state == BNX2X_STATE_OPEN) && bp->link_vars.link_up &&
236 !(bp->flags & MF_FUNC_DIS)) {
237 cmd->duplex = bp->link_vars.duplex;
239 if (IS_MF(bp) && !BP_NOMCP(bp))
240 ethtool_cmd_speed_set(cmd, bnx2x_get_mf_speed(bp));
242 ethtool_cmd_speed_set(cmd, bp->link_vars.line_speed);
244 cmd->duplex = DUPLEX_UNKNOWN;
245 ethtool_cmd_speed_set(cmd, SPEED_UNKNOWN);
248 cmd->port = bnx2x_get_port_type(bp);
250 cmd->phy_address = bp->mdio.prtad;
251 cmd->transceiver = XCVR_INTERNAL;
253 if (bp->link_params.req_line_speed[cfg_idx] == SPEED_AUTO_NEG)
254 cmd->autoneg = AUTONEG_ENABLE;
256 cmd->autoneg = AUTONEG_DISABLE;
258 /* Publish LP advertised speeds and FC */
259 if (bp->link_vars.link_status & LINK_STATUS_AUTO_NEGOTIATE_COMPLETE) {
260 u32 status = bp->link_vars.link_status;
262 cmd->lp_advertising |= ADVERTISED_Autoneg;
263 if (status & LINK_STATUS_LINK_PARTNER_SYMMETRIC_PAUSE)
264 cmd->lp_advertising |= ADVERTISED_Pause;
265 if (status & LINK_STATUS_LINK_PARTNER_ASYMMETRIC_PAUSE)
266 cmd->lp_advertising |= ADVERTISED_Asym_Pause;
268 if (status & LINK_STATUS_LINK_PARTNER_10THD_CAPABLE)
269 cmd->lp_advertising |= ADVERTISED_10baseT_Half;
270 if (status & LINK_STATUS_LINK_PARTNER_10TFD_CAPABLE)
271 cmd->lp_advertising |= ADVERTISED_10baseT_Full;
272 if (status & LINK_STATUS_LINK_PARTNER_100TXHD_CAPABLE)
273 cmd->lp_advertising |= ADVERTISED_100baseT_Half;
274 if (status & LINK_STATUS_LINK_PARTNER_100TXFD_CAPABLE)
275 cmd->lp_advertising |= ADVERTISED_100baseT_Full;
276 if (status & LINK_STATUS_LINK_PARTNER_1000THD_CAPABLE)
277 cmd->lp_advertising |= ADVERTISED_1000baseT_Half;
278 if (status & LINK_STATUS_LINK_PARTNER_1000TFD_CAPABLE)
279 cmd->lp_advertising |= ADVERTISED_1000baseT_Full;
280 if (status & LINK_STATUS_LINK_PARTNER_2500XFD_CAPABLE)
281 cmd->lp_advertising |= ADVERTISED_2500baseX_Full;
282 if (status & LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE)
283 cmd->lp_advertising |= ADVERTISED_10000baseT_Full;
284 if (status & LINK_STATUS_LINK_PARTNER_20GXFD_CAPABLE)
285 cmd->lp_advertising |= ADVERTISED_20000baseKR2_Full;
291 DP(BNX2X_MSG_ETHTOOL, "ethtool_cmd: cmd %d\n"
292 " supported 0x%x advertising 0x%x speed %u\n"
293 " duplex %d port %d phy_address %d transceiver %d\n"
294 " autoneg %d maxtxpkt %d maxrxpkt %d\n",
295 cmd->cmd, cmd->supported, cmd->advertising,
296 ethtool_cmd_speed(cmd),
297 cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver,
298 cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt);
303 static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
305 struct bnx2x *bp = netdev_priv(dev);
306 u32 advertising, cfg_idx, old_multi_phy_config, new_multi_phy_config;
312 DP(BNX2X_MSG_ETHTOOL, "ethtool_cmd: cmd %d\n"
313 " supported 0x%x advertising 0x%x speed %u\n"
314 " duplex %d port %d phy_address %d transceiver %d\n"
315 " autoneg %d maxtxpkt %d maxrxpkt %d\n",
316 cmd->cmd, cmd->supported, cmd->advertising,
317 ethtool_cmd_speed(cmd),
318 cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver,
319 cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt);
321 speed = ethtool_cmd_speed(cmd);
323 /* If received a request for an unknown duplex, assume full*/
324 if (cmd->duplex == DUPLEX_UNKNOWN)
325 cmd->duplex = DUPLEX_FULL;
329 u32 line_speed = bp->link_vars.line_speed;
331 /* use 10G if no link detected */
335 if (bp->common.bc_ver < REQ_BC_VER_4_SET_MF_BW) {
336 DP(BNX2X_MSG_ETHTOOL,
337 "To set speed BC %X or higher is required, please upgrade BC\n",
338 REQ_BC_VER_4_SET_MF_BW);
342 part = (speed * 100) / line_speed;
344 if (line_speed < speed || !part) {
345 DP(BNX2X_MSG_ETHTOOL,
346 "Speed setting should be in a range from 1%% to 100%% of actual line speed\n");
350 if (bp->state != BNX2X_STATE_OPEN)
351 /* store value for following "load" */
352 bp->pending_max = part;
354 bnx2x_update_max_mf_config(bp, part);
359 cfg_idx = bnx2x_get_link_cfg_idx(bp);
360 old_multi_phy_config = bp->link_params.multi_phy_config;
363 if (bp->port.supported[cfg_idx] & SUPPORTED_TP)
364 break; /* no port change */
366 if (!(bp->port.supported[0] & SUPPORTED_TP ||
367 bp->port.supported[1] & SUPPORTED_TP)) {
368 DP(BNX2X_MSG_ETHTOOL, "Unsupported port type\n");
371 bp->link_params.multi_phy_config &=
372 ~PORT_HW_CFG_PHY_SELECTION_MASK;
373 if (bp->link_params.multi_phy_config &
374 PORT_HW_CFG_PHY_SWAPPED_ENABLED)
375 bp->link_params.multi_phy_config |=
376 PORT_HW_CFG_PHY_SELECTION_SECOND_PHY;
378 bp->link_params.multi_phy_config |=
379 PORT_HW_CFG_PHY_SELECTION_FIRST_PHY;
383 if (bp->port.supported[cfg_idx] & SUPPORTED_FIBRE)
384 break; /* no port change */
386 if (!(bp->port.supported[0] & SUPPORTED_FIBRE ||
387 bp->port.supported[1] & SUPPORTED_FIBRE)) {
388 DP(BNX2X_MSG_ETHTOOL, "Unsupported port type\n");
391 bp->link_params.multi_phy_config &=
392 ~PORT_HW_CFG_PHY_SELECTION_MASK;
393 if (bp->link_params.multi_phy_config &
394 PORT_HW_CFG_PHY_SWAPPED_ENABLED)
395 bp->link_params.multi_phy_config |=
396 PORT_HW_CFG_PHY_SELECTION_FIRST_PHY;
398 bp->link_params.multi_phy_config |=
399 PORT_HW_CFG_PHY_SELECTION_SECOND_PHY;
402 DP(BNX2X_MSG_ETHTOOL, "Unsupported port type\n");
405 /* Save new config in case command complete successfully */
406 new_multi_phy_config = bp->link_params.multi_phy_config;
407 /* Get the new cfg_idx */
408 cfg_idx = bnx2x_get_link_cfg_idx(bp);
409 /* Restore old config in case command failed */
410 bp->link_params.multi_phy_config = old_multi_phy_config;
411 DP(BNX2X_MSG_ETHTOOL, "cfg_idx = %x\n", cfg_idx);
413 if (cmd->autoneg == AUTONEG_ENABLE) {
414 u32 an_supported_speed = bp->port.supported[cfg_idx];
415 if (bp->link_params.phy[EXT_PHY1].type ==
416 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84833)
417 an_supported_speed |= (SUPPORTED_100baseT_Half |
418 SUPPORTED_100baseT_Full);
419 if (!(bp->port.supported[cfg_idx] & SUPPORTED_Autoneg)) {
420 DP(BNX2X_MSG_ETHTOOL, "Autoneg not supported\n");
424 /* advertise the requested speed and duplex if supported */
425 if (cmd->advertising & ~an_supported_speed) {
426 DP(BNX2X_MSG_ETHTOOL,
427 "Advertisement parameters are not supported\n");
431 bp->link_params.req_line_speed[cfg_idx] = SPEED_AUTO_NEG;
432 bp->link_params.req_duplex[cfg_idx] = cmd->duplex;
433 bp->port.advertising[cfg_idx] = (ADVERTISED_Autoneg |
435 if (cmd->advertising) {
437 bp->link_params.speed_cap_mask[cfg_idx] = 0;
438 if (cmd->advertising & ADVERTISED_10baseT_Half) {
439 bp->link_params.speed_cap_mask[cfg_idx] |=
440 PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF;
442 if (cmd->advertising & ADVERTISED_10baseT_Full)
443 bp->link_params.speed_cap_mask[cfg_idx] |=
444 PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL;
446 if (cmd->advertising & ADVERTISED_100baseT_Full)
447 bp->link_params.speed_cap_mask[cfg_idx] |=
448 PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL;
450 if (cmd->advertising & ADVERTISED_100baseT_Half) {
451 bp->link_params.speed_cap_mask[cfg_idx] |=
452 PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF;
454 if (cmd->advertising & ADVERTISED_1000baseT_Half) {
455 bp->link_params.speed_cap_mask[cfg_idx] |=
456 PORT_HW_CFG_SPEED_CAPABILITY_D0_1G;
458 if (cmd->advertising & (ADVERTISED_1000baseT_Full |
459 ADVERTISED_1000baseKX_Full))
460 bp->link_params.speed_cap_mask[cfg_idx] |=
461 PORT_HW_CFG_SPEED_CAPABILITY_D0_1G;
463 if (cmd->advertising & (ADVERTISED_10000baseT_Full |
464 ADVERTISED_10000baseKX4_Full |
465 ADVERTISED_10000baseKR_Full))
466 bp->link_params.speed_cap_mask[cfg_idx] |=
467 PORT_HW_CFG_SPEED_CAPABILITY_D0_10G;
469 if (cmd->advertising & ADVERTISED_20000baseKR2_Full)
470 bp->link_params.speed_cap_mask[cfg_idx] |=
471 PORT_HW_CFG_SPEED_CAPABILITY_D0_20G;
473 } else { /* forced speed */
474 /* advertise the requested speed and duplex if supported */
477 if (cmd->duplex == DUPLEX_FULL) {
478 if (!(bp->port.supported[cfg_idx] &
479 SUPPORTED_10baseT_Full)) {
480 DP(BNX2X_MSG_ETHTOOL,
481 "10M full not supported\n");
485 advertising = (ADVERTISED_10baseT_Full |
488 if (!(bp->port.supported[cfg_idx] &
489 SUPPORTED_10baseT_Half)) {
490 DP(BNX2X_MSG_ETHTOOL,
491 "10M half not supported\n");
495 advertising = (ADVERTISED_10baseT_Half |
501 if (cmd->duplex == DUPLEX_FULL) {
502 if (!(bp->port.supported[cfg_idx] &
503 SUPPORTED_100baseT_Full)) {
504 DP(BNX2X_MSG_ETHTOOL,
505 "100M full not supported\n");
509 advertising = (ADVERTISED_100baseT_Full |
512 if (!(bp->port.supported[cfg_idx] &
513 SUPPORTED_100baseT_Half)) {
514 DP(BNX2X_MSG_ETHTOOL,
515 "100M half not supported\n");
519 advertising = (ADVERTISED_100baseT_Half |
525 if (cmd->duplex != DUPLEX_FULL) {
526 DP(BNX2X_MSG_ETHTOOL,
527 "1G half not supported\n");
531 if (!(bp->port.supported[cfg_idx] &
532 SUPPORTED_1000baseT_Full)) {
533 DP(BNX2X_MSG_ETHTOOL,
534 "1G full not supported\n");
538 advertising = (ADVERTISED_1000baseT_Full |
543 if (cmd->duplex != DUPLEX_FULL) {
544 DP(BNX2X_MSG_ETHTOOL,
545 "2.5G half not supported\n");
549 if (!(bp->port.supported[cfg_idx]
550 & SUPPORTED_2500baseX_Full)) {
551 DP(BNX2X_MSG_ETHTOOL,
552 "2.5G full not supported\n");
556 advertising = (ADVERTISED_2500baseX_Full |
561 if (cmd->duplex != DUPLEX_FULL) {
562 DP(BNX2X_MSG_ETHTOOL,
563 "10G half not supported\n");
566 phy_idx = bnx2x_get_cur_phy_idx(bp);
567 if (!(bp->port.supported[cfg_idx]
568 & SUPPORTED_10000baseT_Full) ||
569 (bp->link_params.phy[phy_idx].media_type ==
570 ETH_PHY_SFP_1G_FIBER)) {
571 DP(BNX2X_MSG_ETHTOOL,
572 "10G full not supported\n");
576 advertising = (ADVERTISED_10000baseT_Full |
581 DP(BNX2X_MSG_ETHTOOL, "Unsupported speed %u\n", speed);
585 bp->link_params.req_line_speed[cfg_idx] = speed;
586 bp->link_params.req_duplex[cfg_idx] = cmd->duplex;
587 bp->port.advertising[cfg_idx] = advertising;
590 DP(BNX2X_MSG_ETHTOOL, "req_line_speed %d\n"
591 " req_duplex %d advertising 0x%x\n",
592 bp->link_params.req_line_speed[cfg_idx],
593 bp->link_params.req_duplex[cfg_idx],
594 bp->port.advertising[cfg_idx]);
597 bp->link_params.multi_phy_config = new_multi_phy_config;
598 if (netif_running(dev)) {
599 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
606 #define DUMP_ALL_PRESETS 0x1FFF
607 #define DUMP_MAX_PRESETS 13
609 static int __bnx2x_get_preset_regs_len(struct bnx2x *bp, u32 preset)
612 return dump_num_registers[0][preset-1];
613 else if (CHIP_IS_E1H(bp))
614 return dump_num_registers[1][preset-1];
615 else if (CHIP_IS_E2(bp))
616 return dump_num_registers[2][preset-1];
617 else if (CHIP_IS_E3A0(bp))
618 return dump_num_registers[3][preset-1];
619 else if (CHIP_IS_E3B0(bp))
620 return dump_num_registers[4][preset-1];
625 static int __bnx2x_get_regs_len(struct bnx2x *bp)
630 /* Calculate the total preset regs length */
631 for (preset_idx = 1; preset_idx <= DUMP_MAX_PRESETS; preset_idx++)
632 regdump_len += __bnx2x_get_preset_regs_len(bp, preset_idx);
637 static int bnx2x_get_regs_len(struct net_device *dev)
639 struct bnx2x *bp = netdev_priv(dev);
645 regdump_len = __bnx2x_get_regs_len(bp);
647 regdump_len += sizeof(struct dump_header);
652 #define IS_E1_REG(chips) ((chips & DUMP_CHIP_E1) == DUMP_CHIP_E1)
653 #define IS_E1H_REG(chips) ((chips & DUMP_CHIP_E1H) == DUMP_CHIP_E1H)
654 #define IS_E2_REG(chips) ((chips & DUMP_CHIP_E2) == DUMP_CHIP_E2)
655 #define IS_E3A0_REG(chips) ((chips & DUMP_CHIP_E3A0) == DUMP_CHIP_E3A0)
656 #define IS_E3B0_REG(chips) ((chips & DUMP_CHIP_E3B0) == DUMP_CHIP_E3B0)
658 #define IS_REG_IN_PRESET(presets, idx) \
659 ((presets & (1 << (idx-1))) == (1 << (idx-1)))
661 /******* Paged registers info selectors ********/
662 static const u32 *__bnx2x_get_page_addr_ar(struct bnx2x *bp)
666 else if (CHIP_IS_E3(bp))
672 static u32 __bnx2x_get_page_reg_num(struct bnx2x *bp)
675 return PAGE_MODE_VALUES_E2;
676 else if (CHIP_IS_E3(bp))
677 return PAGE_MODE_VALUES_E3;
682 static const u32 *__bnx2x_get_page_write_ar(struct bnx2x *bp)
685 return page_write_regs_e2;
686 else if (CHIP_IS_E3(bp))
687 return page_write_regs_e3;
692 static u32 __bnx2x_get_page_write_num(struct bnx2x *bp)
695 return PAGE_WRITE_REGS_E2;
696 else if (CHIP_IS_E3(bp))
697 return PAGE_WRITE_REGS_E3;
702 static const struct reg_addr *__bnx2x_get_page_read_ar(struct bnx2x *bp)
705 return page_read_regs_e2;
706 else if (CHIP_IS_E3(bp))
707 return page_read_regs_e3;
712 static u32 __bnx2x_get_page_read_num(struct bnx2x *bp)
715 return PAGE_READ_REGS_E2;
716 else if (CHIP_IS_E3(bp))
717 return PAGE_READ_REGS_E3;
722 static bool bnx2x_is_reg_in_chip(struct bnx2x *bp,
723 const struct reg_addr *reg_info)
726 return IS_E1_REG(reg_info->chips);
727 else if (CHIP_IS_E1H(bp))
728 return IS_E1H_REG(reg_info->chips);
729 else if (CHIP_IS_E2(bp))
730 return IS_E2_REG(reg_info->chips);
731 else if (CHIP_IS_E3A0(bp))
732 return IS_E3A0_REG(reg_info->chips);
733 else if (CHIP_IS_E3B0(bp))
734 return IS_E3B0_REG(reg_info->chips);
739 static bool bnx2x_is_wreg_in_chip(struct bnx2x *bp,
740 const struct wreg_addr *wreg_info)
743 return IS_E1_REG(wreg_info->chips);
744 else if (CHIP_IS_E1H(bp))
745 return IS_E1H_REG(wreg_info->chips);
746 else if (CHIP_IS_E2(bp))
747 return IS_E2_REG(wreg_info->chips);
748 else if (CHIP_IS_E3A0(bp))
749 return IS_E3A0_REG(wreg_info->chips);
750 else if (CHIP_IS_E3B0(bp))
751 return IS_E3B0_REG(wreg_info->chips);
757 * bnx2x_read_pages_regs - read "paged" registers
762 * Reads "paged" memories: memories that may only be read by first writing to a
763 * specific address ("write address") and then reading from a specific address
764 * ("read address"). There may be more than one write address per "page" and
765 * more than one read address per write address.
767 static void bnx2x_read_pages_regs(struct bnx2x *bp, u32 *p, u32 preset)
771 /* addresses of the paged registers */
772 const u32 *page_addr = __bnx2x_get_page_addr_ar(bp);
773 /* number of paged registers */
774 int num_pages = __bnx2x_get_page_reg_num(bp);
775 /* write addresses */
776 const u32 *write_addr = __bnx2x_get_page_write_ar(bp);
777 /* number of write addresses */
778 int write_num = __bnx2x_get_page_write_num(bp);
779 /* read addresses info */
780 const struct reg_addr *read_addr = __bnx2x_get_page_read_ar(bp);
781 /* number of read addresses */
782 int read_num = __bnx2x_get_page_read_num(bp);
785 for (i = 0; i < num_pages; i++) {
786 for (j = 0; j < write_num; j++) {
787 REG_WR(bp, write_addr[j], page_addr[i]);
789 for (k = 0; k < read_num; k++) {
790 if (IS_REG_IN_PRESET(read_addr[k].presets,
792 size = read_addr[k].size;
793 for (n = 0; n < size; n++) {
794 addr = read_addr[k].addr + n*4;
795 *p++ = REG_RD(bp, addr);
803 static int __bnx2x_get_preset_regs(struct bnx2x *bp, u32 *p, u32 preset)
806 const struct wreg_addr *wreg_addr_p = NULL;
809 wreg_addr_p = &wreg_addr_e1;
810 else if (CHIP_IS_E1H(bp))
811 wreg_addr_p = &wreg_addr_e1h;
812 else if (CHIP_IS_E2(bp))
813 wreg_addr_p = &wreg_addr_e2;
814 else if (CHIP_IS_E3A0(bp))
815 wreg_addr_p = &wreg_addr_e3;
816 else if (CHIP_IS_E3B0(bp))
817 wreg_addr_p = &wreg_addr_e3b0;
819 /* Read the idle_chk registers */
820 for (i = 0; i < IDLE_REGS_COUNT; i++) {
821 if (bnx2x_is_reg_in_chip(bp, &idle_reg_addrs[i]) &&
822 IS_REG_IN_PRESET(idle_reg_addrs[i].presets, preset)) {
823 for (j = 0; j < idle_reg_addrs[i].size; j++)
824 *p++ = REG_RD(bp, idle_reg_addrs[i].addr + j*4);
828 /* Read the regular registers */
829 for (i = 0; i < REGS_COUNT; i++) {
830 if (bnx2x_is_reg_in_chip(bp, ®_addrs[i]) &&
831 IS_REG_IN_PRESET(reg_addrs[i].presets, preset)) {
832 for (j = 0; j < reg_addrs[i].size; j++)
833 *p++ = REG_RD(bp, reg_addrs[i].addr + j*4);
837 /* Read the CAM registers */
838 if (bnx2x_is_wreg_in_chip(bp, wreg_addr_p) &&
839 IS_REG_IN_PRESET(wreg_addr_p->presets, preset)) {
840 for (i = 0; i < wreg_addr_p->size; i++) {
841 *p++ = REG_RD(bp, wreg_addr_p->addr + i*4);
843 /* In case of wreg_addr register, read additional
844 registers from read_regs array
846 for (j = 0; j < wreg_addr_p->read_regs_count; j++) {
847 addr = *(wreg_addr_p->read_regs);
848 *p++ = REG_RD(bp, addr + j*4);
853 /* Paged registers are supported in E2 & E3 only */
854 if (CHIP_IS_E2(bp) || CHIP_IS_E3(bp)) {
855 /* Read "paged" registers */
856 bnx2x_read_pages_regs(bp, p, preset);
862 static void __bnx2x_get_regs(struct bnx2x *bp, u32 *p)
866 /* Read all registers, by reading all preset registers */
867 for (preset_idx = 1; preset_idx <= DUMP_MAX_PRESETS; preset_idx++) {
868 /* Skip presets with IOR */
869 if ((preset_idx == 2) ||
874 __bnx2x_get_preset_regs(bp, p, preset_idx);
875 p += __bnx2x_get_preset_regs_len(bp, preset_idx);
879 static void bnx2x_get_regs(struct net_device *dev,
880 struct ethtool_regs *regs, void *_p)
883 struct bnx2x *bp = netdev_priv(dev);
884 struct dump_header dump_hdr = {0};
887 memset(p, 0, regs->len);
889 if (!netif_running(bp->dev))
892 /* Disable parity attentions as long as following dump may
893 * cause false alarms by reading never written registers. We
894 * will re-enable parity attentions right after the dump.
897 bnx2x_disable_blocks_parity(bp);
899 dump_hdr.header_size = (sizeof(struct dump_header) / 4) - 1;
900 dump_hdr.preset = DUMP_ALL_PRESETS;
901 dump_hdr.version = BNX2X_DUMP_VERSION;
903 /* dump_meta_data presents OR of CHIP and PATH. */
904 if (CHIP_IS_E1(bp)) {
905 dump_hdr.dump_meta_data = DUMP_CHIP_E1;
906 } else if (CHIP_IS_E1H(bp)) {
907 dump_hdr.dump_meta_data = DUMP_CHIP_E1H;
908 } else if (CHIP_IS_E2(bp)) {
909 dump_hdr.dump_meta_data = DUMP_CHIP_E2 |
910 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
911 } else if (CHIP_IS_E3A0(bp)) {
912 dump_hdr.dump_meta_data = DUMP_CHIP_E3A0 |
913 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
914 } else if (CHIP_IS_E3B0(bp)) {
915 dump_hdr.dump_meta_data = DUMP_CHIP_E3B0 |
916 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
919 memcpy(p, &dump_hdr, sizeof(struct dump_header));
920 p += dump_hdr.header_size + 1;
922 /* Actually read the registers */
923 __bnx2x_get_regs(bp, p);
925 /* Re-enable parity attentions */
926 bnx2x_clear_blocks_parity(bp);
927 bnx2x_enable_blocks_parity(bp);
930 static int bnx2x_get_preset_regs_len(struct net_device *dev, u32 preset)
932 struct bnx2x *bp = netdev_priv(dev);
935 regdump_len = __bnx2x_get_preset_regs_len(bp, preset);
937 regdump_len += sizeof(struct dump_header);
942 static int bnx2x_set_dump(struct net_device *dev, struct ethtool_dump *val)
944 struct bnx2x *bp = netdev_priv(dev);
946 /* Use the ethtool_dump "flag" field as the dump preset index */
947 if (val->flag < 1 || val->flag > DUMP_MAX_PRESETS)
950 bp->dump_preset_idx = val->flag;
954 static int bnx2x_get_dump_flag(struct net_device *dev,
955 struct ethtool_dump *dump)
957 struct bnx2x *bp = netdev_priv(dev);
959 dump->version = BNX2X_DUMP_VERSION;
960 dump->flag = bp->dump_preset_idx;
961 /* Calculate the requested preset idx length */
962 dump->len = bnx2x_get_preset_regs_len(dev, bp->dump_preset_idx);
963 DP(BNX2X_MSG_ETHTOOL, "Get dump preset %d length=%d\n",
964 bp->dump_preset_idx, dump->len);
968 static int bnx2x_get_dump_data(struct net_device *dev,
969 struct ethtool_dump *dump,
973 struct bnx2x *bp = netdev_priv(dev);
974 struct dump_header dump_hdr = {0};
976 /* Disable parity attentions as long as following dump may
977 * cause false alarms by reading never written registers. We
978 * will re-enable parity attentions right after the dump.
981 bnx2x_disable_blocks_parity(bp);
983 dump_hdr.header_size = (sizeof(struct dump_header) / 4) - 1;
984 dump_hdr.preset = bp->dump_preset_idx;
985 dump_hdr.version = BNX2X_DUMP_VERSION;
987 DP(BNX2X_MSG_ETHTOOL, "Get dump data of preset %d\n", dump_hdr.preset);
989 /* dump_meta_data presents OR of CHIP and PATH. */
990 if (CHIP_IS_E1(bp)) {
991 dump_hdr.dump_meta_data = DUMP_CHIP_E1;
992 } else if (CHIP_IS_E1H(bp)) {
993 dump_hdr.dump_meta_data = DUMP_CHIP_E1H;
994 } else if (CHIP_IS_E2(bp)) {
995 dump_hdr.dump_meta_data = DUMP_CHIP_E2 |
996 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
997 } else if (CHIP_IS_E3A0(bp)) {
998 dump_hdr.dump_meta_data = DUMP_CHIP_E3A0 |
999 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
1000 } else if (CHIP_IS_E3B0(bp)) {
1001 dump_hdr.dump_meta_data = DUMP_CHIP_E3B0 |
1002 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
1005 memcpy(p, &dump_hdr, sizeof(struct dump_header));
1006 p += dump_hdr.header_size + 1;
1008 /* Actually read the registers */
1009 __bnx2x_get_preset_regs(bp, p, dump_hdr.preset);
1011 /* Re-enable parity attentions */
1012 bnx2x_clear_blocks_parity(bp);
1013 bnx2x_enable_blocks_parity(bp);
1018 static void bnx2x_get_drvinfo(struct net_device *dev,
1019 struct ethtool_drvinfo *info)
1021 struct bnx2x *bp = netdev_priv(dev);
1023 strlcpy(info->driver, DRV_MODULE_NAME, sizeof(info->driver));
1024 strlcpy(info->version, DRV_MODULE_VERSION, sizeof(info->version));
1026 bnx2x_fill_fw_str(bp, info->fw_version, sizeof(info->fw_version));
1028 strlcpy(info->bus_info, pci_name(bp->pdev), sizeof(info->bus_info));
1029 info->n_stats = BNX2X_NUM_STATS;
1030 info->testinfo_len = BNX2X_NUM_TESTS(bp);
1031 info->eedump_len = bp->common.flash_size;
1032 info->regdump_len = bnx2x_get_regs_len(dev);
1035 static void bnx2x_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
1037 struct bnx2x *bp = netdev_priv(dev);
1039 if (bp->flags & NO_WOL_FLAG) {
1043 wol->supported = WAKE_MAGIC;
1045 wol->wolopts = WAKE_MAGIC;
1049 memset(&wol->sopass, 0, sizeof(wol->sopass));
1052 static int bnx2x_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
1054 struct bnx2x *bp = netdev_priv(dev);
1056 if (wol->wolopts & ~WAKE_MAGIC) {
1057 DP(BNX2X_MSG_ETHTOOL, "WOL not supported\n");
1061 if (wol->wolopts & WAKE_MAGIC) {
1062 if (bp->flags & NO_WOL_FLAG) {
1063 DP(BNX2X_MSG_ETHTOOL, "WOL not supported\n");
1073 static u32 bnx2x_get_msglevel(struct net_device *dev)
1075 struct bnx2x *bp = netdev_priv(dev);
1077 return bp->msg_enable;
1080 static void bnx2x_set_msglevel(struct net_device *dev, u32 level)
1082 struct bnx2x *bp = netdev_priv(dev);
1084 if (capable(CAP_NET_ADMIN)) {
1085 /* dump MCP trace */
1086 if (IS_PF(bp) && (level & BNX2X_MSG_MCP))
1087 bnx2x_fw_dump_lvl(bp, KERN_INFO);
1088 bp->msg_enable = level;
1092 static int bnx2x_nway_reset(struct net_device *dev)
1094 struct bnx2x *bp = netdev_priv(dev);
1099 if (netif_running(dev)) {
1100 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
1101 bnx2x_force_link_reset(bp);
1108 static u32 bnx2x_get_link(struct net_device *dev)
1110 struct bnx2x *bp = netdev_priv(dev);
1112 if (bp->flags & MF_FUNC_DIS || (bp->state != BNX2X_STATE_OPEN))
1115 return bp->link_vars.link_up;
1118 static int bnx2x_get_eeprom_len(struct net_device *dev)
1120 struct bnx2x *bp = netdev_priv(dev);
1122 return bp->common.flash_size;
1125 /* Per pf misc lock must be acquired before the per port mcp lock. Otherwise,
1126 * had we done things the other way around, if two pfs from the same port would
1127 * attempt to access nvram at the same time, we could run into a scenario such
1129 * pf A takes the port lock.
1130 * pf B succeeds in taking the same lock since they are from the same port.
1131 * pf A takes the per pf misc lock. Performs eeprom access.
1132 * pf A finishes. Unlocks the per pf misc lock.
1133 * Pf B takes the lock and proceeds to perform it's own access.
1134 * pf A unlocks the per port lock, while pf B is still working (!).
1135 * mcp takes the per port lock and corrupts pf B's access (and/or has it's own
1136 * access corrupted by pf B)
1138 static int bnx2x_acquire_nvram_lock(struct bnx2x *bp)
1140 int port = BP_PORT(bp);
1144 /* acquire HW lock: protect against other PFs in PF Direct Assignment */
1145 bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_NVRAM);
1147 /* adjust timeout for emulation/FPGA */
1148 count = BNX2X_NVRAM_TIMEOUT_COUNT;
1149 if (CHIP_REV_IS_SLOW(bp))
1152 /* request access to nvram interface */
1153 REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB,
1154 (MCPR_NVM_SW_ARB_ARB_REQ_SET1 << port));
1156 for (i = 0; i < count*10; i++) {
1157 val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB);
1158 if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))
1164 if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) {
1165 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1166 "cannot get access to nvram interface\n");
1173 static int bnx2x_release_nvram_lock(struct bnx2x *bp)
1175 int port = BP_PORT(bp);
1179 /* adjust timeout for emulation/FPGA */
1180 count = BNX2X_NVRAM_TIMEOUT_COUNT;
1181 if (CHIP_REV_IS_SLOW(bp))
1184 /* relinquish nvram interface */
1185 REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB,
1186 (MCPR_NVM_SW_ARB_ARB_REQ_CLR1 << port));
1188 for (i = 0; i < count*10; i++) {
1189 val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB);
1190 if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)))
1196 if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) {
1197 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1198 "cannot free access to nvram interface\n");
1202 /* release HW lock: protect against other PFs in PF Direct Assignment */
1203 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_NVRAM);
1207 static void bnx2x_enable_nvram_access(struct bnx2x *bp)
1211 val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE);
1213 /* enable both bits, even on read */
1214 REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE,
1215 (val | MCPR_NVM_ACCESS_ENABLE_EN |
1216 MCPR_NVM_ACCESS_ENABLE_WR_EN));
1219 static void bnx2x_disable_nvram_access(struct bnx2x *bp)
1223 val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE);
1225 /* disable both bits, even after read */
1226 REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE,
1227 (val & ~(MCPR_NVM_ACCESS_ENABLE_EN |
1228 MCPR_NVM_ACCESS_ENABLE_WR_EN)));
1231 static int bnx2x_nvram_read_dword(struct bnx2x *bp, u32 offset, __be32 *ret_val,
1237 /* build the command word */
1238 cmd_flags |= MCPR_NVM_COMMAND_DOIT;
1240 /* need to clear DONE bit separately */
1241 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE);
1243 /* address of the NVRAM to read from */
1244 REG_WR(bp, MCP_REG_MCPR_NVM_ADDR,
1245 (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE));
1247 /* issue a read command */
1248 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags);
1250 /* adjust timeout for emulation/FPGA */
1251 count = BNX2X_NVRAM_TIMEOUT_COUNT;
1252 if (CHIP_REV_IS_SLOW(bp))
1255 /* wait for completion */
1258 for (i = 0; i < count; i++) {
1260 val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND);
1262 if (val & MCPR_NVM_COMMAND_DONE) {
1263 val = REG_RD(bp, MCP_REG_MCPR_NVM_READ);
1264 /* we read nvram data in cpu order
1265 * but ethtool sees it as an array of bytes
1266 * converting to big-endian will do the work
1268 *ret_val = cpu_to_be32(val);
1274 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1275 "nvram read timeout expired\n");
1279 static int bnx2x_nvram_read(struct bnx2x *bp, u32 offset, u8 *ret_buf,
1286 if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) {
1287 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1288 "Invalid parameter: offset 0x%x buf_size 0x%x\n",
1293 if (offset + buf_size > bp->common.flash_size) {
1294 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1295 "Invalid parameter: offset (0x%x) + buf_size (0x%x) > flash_size (0x%x)\n",
1296 offset, buf_size, bp->common.flash_size);
1300 /* request access to nvram interface */
1301 rc = bnx2x_acquire_nvram_lock(bp);
1305 /* enable access to nvram interface */
1306 bnx2x_enable_nvram_access(bp);
1308 /* read the first word(s) */
1309 cmd_flags = MCPR_NVM_COMMAND_FIRST;
1310 while ((buf_size > sizeof(u32)) && (rc == 0)) {
1311 rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags);
1312 memcpy(ret_buf, &val, 4);
1314 /* advance to the next dword */
1315 offset += sizeof(u32);
1316 ret_buf += sizeof(u32);
1317 buf_size -= sizeof(u32);
1322 cmd_flags |= MCPR_NVM_COMMAND_LAST;
1323 rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags);
1324 memcpy(ret_buf, &val, 4);
1327 /* disable access to nvram interface */
1328 bnx2x_disable_nvram_access(bp);
1329 bnx2x_release_nvram_lock(bp);
1334 static int bnx2x_nvram_read32(struct bnx2x *bp, u32 offset, u32 *buf,
1339 rc = bnx2x_nvram_read(bp, offset, (u8 *)buf, buf_size);
1342 __be32 *be = (__be32 *)buf;
1344 while ((buf_size -= 4) >= 0)
1345 *buf++ = be32_to_cpu(*be++);
1351 static bool bnx2x_is_nvm_accessible(struct bnx2x *bp)
1355 struct net_device *dev = pci_get_drvdata(bp->pdev);
1357 if (bp->pdev->pm_cap)
1358 rc = pci_read_config_word(bp->pdev,
1359 bp->pdev->pm_cap + PCI_PM_CTRL, &pm);
1361 if ((rc && !netif_running(dev)) ||
1362 (!rc && ((pm & PCI_PM_CTRL_STATE_MASK) != (__force u16)PCI_D0)))
1368 static int bnx2x_get_eeprom(struct net_device *dev,
1369 struct ethtool_eeprom *eeprom, u8 *eebuf)
1371 struct bnx2x *bp = netdev_priv(dev);
1373 if (!bnx2x_is_nvm_accessible(bp)) {
1374 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1375 "cannot access eeprom when the interface is down\n");
1379 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n"
1380 " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n",
1381 eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset,
1382 eeprom->len, eeprom->len);
1384 /* parameters already validated in ethtool_get_eeprom */
1386 return bnx2x_nvram_read(bp, eeprom->offset, eebuf, eeprom->len);
1389 static int bnx2x_get_module_eeprom(struct net_device *dev,
1390 struct ethtool_eeprom *ee,
1393 struct bnx2x *bp = netdev_priv(dev);
1394 int rc = -EINVAL, phy_idx;
1395 u8 *user_data = data;
1396 unsigned int start_addr = ee->offset, xfer_size = 0;
1398 if (!bnx2x_is_nvm_accessible(bp)) {
1399 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1400 "cannot access eeprom when the interface is down\n");
1404 phy_idx = bnx2x_get_cur_phy_idx(bp);
1406 /* Read A0 section */
1407 if (start_addr < ETH_MODULE_SFF_8079_LEN) {
1408 /* Limit transfer size to the A0 section boundary */
1409 if (start_addr + ee->len > ETH_MODULE_SFF_8079_LEN)
1410 xfer_size = ETH_MODULE_SFF_8079_LEN - start_addr;
1412 xfer_size = ee->len;
1413 bnx2x_acquire_phy_lock(bp);
1414 rc = bnx2x_read_sfp_module_eeprom(&bp->link_params.phy[phy_idx],
1420 bnx2x_release_phy_lock(bp);
1422 DP(BNX2X_MSG_ETHTOOL, "Failed reading A0 section\n");
1426 user_data += xfer_size;
1427 start_addr += xfer_size;
1430 /* Read A2 section */
1431 if ((start_addr >= ETH_MODULE_SFF_8079_LEN) &&
1432 (start_addr < ETH_MODULE_SFF_8472_LEN)) {
1433 xfer_size = ee->len - xfer_size;
1434 /* Limit transfer size to the A2 section boundary */
1435 if (start_addr + xfer_size > ETH_MODULE_SFF_8472_LEN)
1436 xfer_size = ETH_MODULE_SFF_8472_LEN - start_addr;
1437 start_addr -= ETH_MODULE_SFF_8079_LEN;
1438 bnx2x_acquire_phy_lock(bp);
1439 rc = bnx2x_read_sfp_module_eeprom(&bp->link_params.phy[phy_idx],
1445 bnx2x_release_phy_lock(bp);
1447 DP(BNX2X_MSG_ETHTOOL, "Failed reading A2 section\n");
1454 static int bnx2x_get_module_info(struct net_device *dev,
1455 struct ethtool_modinfo *modinfo)
1457 struct bnx2x *bp = netdev_priv(dev);
1459 u8 sff8472_comp, diag_type;
1461 if (!bnx2x_is_nvm_accessible(bp)) {
1462 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1463 "cannot access eeprom when the interface is down\n");
1466 phy_idx = bnx2x_get_cur_phy_idx(bp);
1467 bnx2x_acquire_phy_lock(bp);
1468 rc = bnx2x_read_sfp_module_eeprom(&bp->link_params.phy[phy_idx],
1471 SFP_EEPROM_SFF_8472_COMP_ADDR,
1472 SFP_EEPROM_SFF_8472_COMP_SIZE,
1474 bnx2x_release_phy_lock(bp);
1476 DP(BNX2X_MSG_ETHTOOL, "Failed reading SFF-8472 comp field\n");
1480 bnx2x_acquire_phy_lock(bp);
1481 rc = bnx2x_read_sfp_module_eeprom(&bp->link_params.phy[phy_idx],
1484 SFP_EEPROM_DIAG_TYPE_ADDR,
1485 SFP_EEPROM_DIAG_TYPE_SIZE,
1487 bnx2x_release_phy_lock(bp);
1489 DP(BNX2X_MSG_ETHTOOL, "Failed reading Diag Type field\n");
1493 if (!sff8472_comp ||
1494 (diag_type & SFP_EEPROM_DIAG_ADDR_CHANGE_REQ)) {
1495 modinfo->type = ETH_MODULE_SFF_8079;
1496 modinfo->eeprom_len = ETH_MODULE_SFF_8079_LEN;
1498 modinfo->type = ETH_MODULE_SFF_8472;
1499 modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN;
1504 static int bnx2x_nvram_write_dword(struct bnx2x *bp, u32 offset, u32 val,
1509 /* build the command word */
1510 cmd_flags |= MCPR_NVM_COMMAND_DOIT | MCPR_NVM_COMMAND_WR;
1512 /* need to clear DONE bit separately */
1513 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE);
1515 /* write the data */
1516 REG_WR(bp, MCP_REG_MCPR_NVM_WRITE, val);
1518 /* address of the NVRAM to write to */
1519 REG_WR(bp, MCP_REG_MCPR_NVM_ADDR,
1520 (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE));
1522 /* issue the write command */
1523 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags);
1525 /* adjust timeout for emulation/FPGA */
1526 count = BNX2X_NVRAM_TIMEOUT_COUNT;
1527 if (CHIP_REV_IS_SLOW(bp))
1530 /* wait for completion */
1532 for (i = 0; i < count; i++) {
1534 val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND);
1535 if (val & MCPR_NVM_COMMAND_DONE) {
1542 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1543 "nvram write timeout expired\n");
1547 #define BYTE_OFFSET(offset) (8 * (offset & 0x03))
1549 static int bnx2x_nvram_write1(struct bnx2x *bp, u32 offset, u8 *data_buf,
1553 u32 cmd_flags, align_offset, val;
1556 if (offset + buf_size > bp->common.flash_size) {
1557 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1558 "Invalid parameter: offset (0x%x) + buf_size (0x%x) > flash_size (0x%x)\n",
1559 offset, buf_size, bp->common.flash_size);
1563 /* request access to nvram interface */
1564 rc = bnx2x_acquire_nvram_lock(bp);
1568 /* enable access to nvram interface */
1569 bnx2x_enable_nvram_access(bp);
1571 cmd_flags = (MCPR_NVM_COMMAND_FIRST | MCPR_NVM_COMMAND_LAST);
1572 align_offset = (offset & ~0x03);
1573 rc = bnx2x_nvram_read_dword(bp, align_offset, &val_be, cmd_flags);
1576 /* nvram data is returned as an array of bytes
1577 * convert it back to cpu order
1579 val = be32_to_cpu(val_be);
1581 val &= ~le32_to_cpu((__force __le32)
1582 (0xff << BYTE_OFFSET(offset)));
1583 val |= le32_to_cpu((__force __le32)
1584 (*data_buf << BYTE_OFFSET(offset)));
1586 rc = bnx2x_nvram_write_dword(bp, align_offset, val,
1590 /* disable access to nvram interface */
1591 bnx2x_disable_nvram_access(bp);
1592 bnx2x_release_nvram_lock(bp);
1597 static int bnx2x_nvram_write(struct bnx2x *bp, u32 offset, u8 *data_buf,
1605 if (buf_size == 1) /* ethtool */
1606 return bnx2x_nvram_write1(bp, offset, data_buf, buf_size);
1608 if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) {
1609 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1610 "Invalid parameter: offset 0x%x buf_size 0x%x\n",
1615 if (offset + buf_size > bp->common.flash_size) {
1616 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1617 "Invalid parameter: offset (0x%x) + buf_size (0x%x) > flash_size (0x%x)\n",
1618 offset, buf_size, bp->common.flash_size);
1622 /* request access to nvram interface */
1623 rc = bnx2x_acquire_nvram_lock(bp);
1627 /* enable access to nvram interface */
1628 bnx2x_enable_nvram_access(bp);
1631 cmd_flags = MCPR_NVM_COMMAND_FIRST;
1632 while ((written_so_far < buf_size) && (rc == 0)) {
1633 if (written_so_far == (buf_size - sizeof(u32)))
1634 cmd_flags |= MCPR_NVM_COMMAND_LAST;
1635 else if (((offset + 4) % BNX2X_NVRAM_PAGE_SIZE) == 0)
1636 cmd_flags |= MCPR_NVM_COMMAND_LAST;
1637 else if ((offset % BNX2X_NVRAM_PAGE_SIZE) == 0)
1638 cmd_flags |= MCPR_NVM_COMMAND_FIRST;
1640 memcpy(&val, data_buf, 4);
1642 rc = bnx2x_nvram_write_dword(bp, offset, val, cmd_flags);
1644 /* advance to the next dword */
1645 offset += sizeof(u32);
1646 data_buf += sizeof(u32);
1647 written_so_far += sizeof(u32);
1651 /* disable access to nvram interface */
1652 bnx2x_disable_nvram_access(bp);
1653 bnx2x_release_nvram_lock(bp);
1658 static int bnx2x_set_eeprom(struct net_device *dev,
1659 struct ethtool_eeprom *eeprom, u8 *eebuf)
1661 struct bnx2x *bp = netdev_priv(dev);
1662 int port = BP_PORT(bp);
1666 if (!bnx2x_is_nvm_accessible(bp)) {
1667 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1668 "cannot access eeprom when the interface is down\n");
1672 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n"
1673 " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n",
1674 eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset,
1675 eeprom->len, eeprom->len);
1677 /* parameters already validated in ethtool_set_eeprom */
1679 /* PHY eeprom can be accessed only by the PMF */
1680 if ((eeprom->magic >= 0x50485900) && (eeprom->magic <= 0x504859FF) &&
1682 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1683 "wrong magic or interface is not pmf\n");
1689 dev_info.port_hw_config[port].external_phy_config);
1691 if (eeprom->magic == 0x50485950) {
1692 /* 'PHYP' (0x50485950): prepare phy for FW upgrade */
1693 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
1695 bnx2x_acquire_phy_lock(bp);
1696 rc |= bnx2x_link_reset(&bp->link_params,
1698 if (XGXS_EXT_PHY_TYPE(ext_phy_config) ==
1699 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101)
1700 bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
1701 MISC_REGISTERS_GPIO_HIGH, port);
1702 bnx2x_release_phy_lock(bp);
1703 bnx2x_link_report(bp);
1705 } else if (eeprom->magic == 0x50485952) {
1706 /* 'PHYR' (0x50485952): re-init link after FW upgrade */
1707 if (bp->state == BNX2X_STATE_OPEN) {
1708 bnx2x_acquire_phy_lock(bp);
1709 rc |= bnx2x_link_reset(&bp->link_params,
1712 rc |= bnx2x_phy_init(&bp->link_params,
1714 bnx2x_release_phy_lock(bp);
1715 bnx2x_calc_fc_adv(bp);
1717 } else if (eeprom->magic == 0x53985943) {
1718 /* 'PHYC' (0x53985943): PHY FW upgrade completed */
1719 if (XGXS_EXT_PHY_TYPE(ext_phy_config) ==
1720 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101) {
1722 /* DSP Remove Download Mode */
1723 bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
1724 MISC_REGISTERS_GPIO_LOW, port);
1726 bnx2x_acquire_phy_lock(bp);
1728 bnx2x_sfx7101_sp_sw_reset(bp,
1729 &bp->link_params.phy[EXT_PHY1]);
1731 /* wait 0.5 sec to allow it to run */
1733 bnx2x_ext_phy_hw_reset(bp, port);
1735 bnx2x_release_phy_lock(bp);
1738 rc = bnx2x_nvram_write(bp, eeprom->offset, eebuf, eeprom->len);
1743 static int bnx2x_get_coalesce(struct net_device *dev,
1744 struct ethtool_coalesce *coal)
1746 struct bnx2x *bp = netdev_priv(dev);
1748 memset(coal, 0, sizeof(struct ethtool_coalesce));
1750 coal->rx_coalesce_usecs = bp->rx_ticks;
1751 coal->tx_coalesce_usecs = bp->tx_ticks;
1756 static int bnx2x_set_coalesce(struct net_device *dev,
1757 struct ethtool_coalesce *coal)
1759 struct bnx2x *bp = netdev_priv(dev);
1761 bp->rx_ticks = (u16)coal->rx_coalesce_usecs;
1762 if (bp->rx_ticks > BNX2X_MAX_COALESCE_TOUT)
1763 bp->rx_ticks = BNX2X_MAX_COALESCE_TOUT;
1765 bp->tx_ticks = (u16)coal->tx_coalesce_usecs;
1766 if (bp->tx_ticks > BNX2X_MAX_COALESCE_TOUT)
1767 bp->tx_ticks = BNX2X_MAX_COALESCE_TOUT;
1769 if (netif_running(dev))
1770 bnx2x_update_coalesce(bp);
1775 static void bnx2x_get_ringparam(struct net_device *dev,
1776 struct ethtool_ringparam *ering)
1778 struct bnx2x *bp = netdev_priv(dev);
1780 ering->rx_max_pending = MAX_RX_AVAIL;
1782 if (bp->rx_ring_size)
1783 ering->rx_pending = bp->rx_ring_size;
1785 ering->rx_pending = MAX_RX_AVAIL;
1787 ering->tx_max_pending = IS_MF_FCOE_AFEX(bp) ? 0 : MAX_TX_AVAIL;
1788 ering->tx_pending = bp->tx_ring_size;
1791 static int bnx2x_set_ringparam(struct net_device *dev,
1792 struct ethtool_ringparam *ering)
1794 struct bnx2x *bp = netdev_priv(dev);
1796 DP(BNX2X_MSG_ETHTOOL,
1797 "set ring params command parameters: rx_pending = %d, tx_pending = %d\n",
1798 ering->rx_pending, ering->tx_pending);
1800 if (bp->recovery_state != BNX2X_RECOVERY_DONE) {
1801 DP(BNX2X_MSG_ETHTOOL,
1802 "Handling parity error recovery. Try again later\n");
1806 if ((ering->rx_pending > MAX_RX_AVAIL) ||
1807 (ering->rx_pending < (bp->disable_tpa ? MIN_RX_SIZE_NONTPA :
1808 MIN_RX_SIZE_TPA)) ||
1809 (ering->tx_pending > (IS_MF_FCOE_AFEX(bp) ? 0 : MAX_TX_AVAIL)) ||
1810 (ering->tx_pending <= MAX_SKB_FRAGS + 4)) {
1811 DP(BNX2X_MSG_ETHTOOL, "Command parameters not supported\n");
1815 bp->rx_ring_size = ering->rx_pending;
1816 bp->tx_ring_size = ering->tx_pending;
1818 return bnx2x_reload_if_running(dev);
1821 static void bnx2x_get_pauseparam(struct net_device *dev,
1822 struct ethtool_pauseparam *epause)
1824 struct bnx2x *bp = netdev_priv(dev);
1825 int cfg_idx = bnx2x_get_link_cfg_idx(bp);
1828 epause->autoneg = (bp->link_params.req_flow_ctrl[cfg_idx] ==
1829 BNX2X_FLOW_CTRL_AUTO);
1831 if (!epause->autoneg)
1832 cfg_reg = bp->link_params.req_flow_ctrl[cfg_idx];
1834 cfg_reg = bp->link_params.req_fc_auto_adv;
1836 epause->rx_pause = ((cfg_reg & BNX2X_FLOW_CTRL_RX) ==
1837 BNX2X_FLOW_CTRL_RX);
1838 epause->tx_pause = ((cfg_reg & BNX2X_FLOW_CTRL_TX) ==
1839 BNX2X_FLOW_CTRL_TX);
1841 DP(BNX2X_MSG_ETHTOOL, "ethtool_pauseparam: cmd %d\n"
1842 " autoneg %d rx_pause %d tx_pause %d\n",
1843 epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause);
1846 static int bnx2x_set_pauseparam(struct net_device *dev,
1847 struct ethtool_pauseparam *epause)
1849 struct bnx2x *bp = netdev_priv(dev);
1850 u32 cfg_idx = bnx2x_get_link_cfg_idx(bp);
1854 DP(BNX2X_MSG_ETHTOOL, "ethtool_pauseparam: cmd %d\n"
1855 " autoneg %d rx_pause %d tx_pause %d\n",
1856 epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause);
1858 bp->link_params.req_flow_ctrl[cfg_idx] = BNX2X_FLOW_CTRL_AUTO;
1860 if (epause->rx_pause)
1861 bp->link_params.req_flow_ctrl[cfg_idx] |= BNX2X_FLOW_CTRL_RX;
1863 if (epause->tx_pause)
1864 bp->link_params.req_flow_ctrl[cfg_idx] |= BNX2X_FLOW_CTRL_TX;
1866 if (bp->link_params.req_flow_ctrl[cfg_idx] == BNX2X_FLOW_CTRL_AUTO)
1867 bp->link_params.req_flow_ctrl[cfg_idx] = BNX2X_FLOW_CTRL_NONE;
1869 if (epause->autoneg) {
1870 if (!(bp->port.supported[cfg_idx] & SUPPORTED_Autoneg)) {
1871 DP(BNX2X_MSG_ETHTOOL, "autoneg not supported\n");
1875 if (bp->link_params.req_line_speed[cfg_idx] == SPEED_AUTO_NEG) {
1876 bp->link_params.req_flow_ctrl[cfg_idx] =
1877 BNX2X_FLOW_CTRL_AUTO;
1879 bp->link_params.req_fc_auto_adv = 0;
1880 if (epause->rx_pause)
1881 bp->link_params.req_fc_auto_adv |= BNX2X_FLOW_CTRL_RX;
1883 if (epause->tx_pause)
1884 bp->link_params.req_fc_auto_adv |= BNX2X_FLOW_CTRL_TX;
1886 if (!bp->link_params.req_fc_auto_adv)
1887 bp->link_params.req_fc_auto_adv |= BNX2X_FLOW_CTRL_NONE;
1890 DP(BNX2X_MSG_ETHTOOL,
1891 "req_flow_ctrl 0x%x\n", bp->link_params.req_flow_ctrl[cfg_idx]);
1893 if (netif_running(dev)) {
1894 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
1901 static const char bnx2x_tests_str_arr[BNX2X_NUM_TESTS_SF][ETH_GSTRING_LEN] = {
1902 "register_test (offline) ",
1903 "memory_test (offline) ",
1904 "int_loopback_test (offline)",
1905 "ext_loopback_test (offline)",
1906 "nvram_test (online) ",
1907 "interrupt_test (online) ",
1908 "link_test (online) "
1912 BNX2X_PRI_FLAG_ISCSI,
1913 BNX2X_PRI_FLAG_FCOE,
1914 BNX2X_PRI_FLAG_STORAGE,
1918 static const char bnx2x_private_arr[BNX2X_PRI_FLAG_LEN][ETH_GSTRING_LEN] = {
1919 "iSCSI offload support",
1920 "FCoE offload support",
1921 "Storage only interface"
1924 static u32 bnx2x_eee_to_adv(u32 eee_adv)
1928 if (eee_adv & SHMEM_EEE_100M_ADV)
1929 modes |= ADVERTISED_100baseT_Full;
1930 if (eee_adv & SHMEM_EEE_1G_ADV)
1931 modes |= ADVERTISED_1000baseT_Full;
1932 if (eee_adv & SHMEM_EEE_10G_ADV)
1933 modes |= ADVERTISED_10000baseT_Full;
1938 static u32 bnx2x_adv_to_eee(u32 modes, u32 shift)
1941 if (modes & ADVERTISED_100baseT_Full)
1942 eee_adv |= SHMEM_EEE_100M_ADV;
1943 if (modes & ADVERTISED_1000baseT_Full)
1944 eee_adv |= SHMEM_EEE_1G_ADV;
1945 if (modes & ADVERTISED_10000baseT_Full)
1946 eee_adv |= SHMEM_EEE_10G_ADV;
1948 return eee_adv << shift;
1951 static int bnx2x_get_eee(struct net_device *dev, struct ethtool_eee *edata)
1953 struct bnx2x *bp = netdev_priv(dev);
1956 if (!SHMEM2_HAS(bp, eee_status[BP_PORT(bp)])) {
1957 DP(BNX2X_MSG_ETHTOOL, "BC Version does not support EEE\n");
1961 eee_cfg = bp->link_vars.eee_status;
1964 bnx2x_eee_to_adv((eee_cfg & SHMEM_EEE_SUPPORTED_MASK) >>
1965 SHMEM_EEE_SUPPORTED_SHIFT);
1968 bnx2x_eee_to_adv((eee_cfg & SHMEM_EEE_ADV_STATUS_MASK) >>
1969 SHMEM_EEE_ADV_STATUS_SHIFT);
1970 edata->lp_advertised =
1971 bnx2x_eee_to_adv((eee_cfg & SHMEM_EEE_LP_ADV_STATUS_MASK) >>
1972 SHMEM_EEE_LP_ADV_STATUS_SHIFT);
1974 /* SHMEM value is in 16u units --> Convert to 1u units. */
1975 edata->tx_lpi_timer = (eee_cfg & SHMEM_EEE_TIMER_MASK) << 4;
1977 edata->eee_enabled = (eee_cfg & SHMEM_EEE_REQUESTED_BIT) ? 1 : 0;
1978 edata->eee_active = (eee_cfg & SHMEM_EEE_ACTIVE_BIT) ? 1 : 0;
1979 edata->tx_lpi_enabled = (eee_cfg & SHMEM_EEE_LPI_REQUESTED_BIT) ? 1 : 0;
1984 static int bnx2x_set_eee(struct net_device *dev, struct ethtool_eee *edata)
1986 struct bnx2x *bp = netdev_priv(dev);
1993 if (!SHMEM2_HAS(bp, eee_status[BP_PORT(bp)])) {
1994 DP(BNX2X_MSG_ETHTOOL, "BC Version does not support EEE\n");
1998 eee_cfg = bp->link_vars.eee_status;
2000 if (!(eee_cfg & SHMEM_EEE_SUPPORTED_MASK)) {
2001 DP(BNX2X_MSG_ETHTOOL, "Board does not support EEE!\n");
2005 advertised = bnx2x_adv_to_eee(edata->advertised,
2006 SHMEM_EEE_ADV_STATUS_SHIFT);
2007 if ((advertised != (eee_cfg & SHMEM_EEE_ADV_STATUS_MASK))) {
2008 DP(BNX2X_MSG_ETHTOOL,
2009 "Direct manipulation of EEE advertisement is not supported\n");
2013 if (edata->tx_lpi_timer > EEE_MODE_TIMER_MASK) {
2014 DP(BNX2X_MSG_ETHTOOL,
2015 "Maximal Tx Lpi timer supported is %x(u)\n",
2016 EEE_MODE_TIMER_MASK);
2019 if (edata->tx_lpi_enabled &&
2020 (edata->tx_lpi_timer < EEE_MODE_NVRAM_AGGRESSIVE_TIME)) {
2021 DP(BNX2X_MSG_ETHTOOL,
2022 "Minimal Tx Lpi timer supported is %d(u)\n",
2023 EEE_MODE_NVRAM_AGGRESSIVE_TIME);
2027 /* All is well; Apply changes*/
2028 if (edata->eee_enabled)
2029 bp->link_params.eee_mode |= EEE_MODE_ADV_LPI;
2031 bp->link_params.eee_mode &= ~EEE_MODE_ADV_LPI;
2033 if (edata->tx_lpi_enabled)
2034 bp->link_params.eee_mode |= EEE_MODE_ENABLE_LPI;
2036 bp->link_params.eee_mode &= ~EEE_MODE_ENABLE_LPI;
2038 bp->link_params.eee_mode &= ~EEE_MODE_TIMER_MASK;
2039 bp->link_params.eee_mode |= (edata->tx_lpi_timer &
2040 EEE_MODE_TIMER_MASK) |
2041 EEE_MODE_OVERRIDE_NVRAM |
2042 EEE_MODE_OUTPUT_TIME;
2044 /* Restart link to propagate changes */
2045 if (netif_running(dev)) {
2046 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
2047 bnx2x_force_link_reset(bp);
2055 BNX2X_CHIP_E1_OFST = 0,
2056 BNX2X_CHIP_E1H_OFST,
2059 BNX2X_CHIP_E3B0_OFST,
2063 #define BNX2X_CHIP_MASK_E1 (1 << BNX2X_CHIP_E1_OFST)
2064 #define BNX2X_CHIP_MASK_E1H (1 << BNX2X_CHIP_E1H_OFST)
2065 #define BNX2X_CHIP_MASK_E2 (1 << BNX2X_CHIP_E2_OFST)
2066 #define BNX2X_CHIP_MASK_E3 (1 << BNX2X_CHIP_E3_OFST)
2067 #define BNX2X_CHIP_MASK_E3B0 (1 << BNX2X_CHIP_E3B0_OFST)
2069 #define BNX2X_CHIP_MASK_ALL ((1 << BNX2X_CHIP_MAX_OFST) - 1)
2070 #define BNX2X_CHIP_MASK_E1X (BNX2X_CHIP_MASK_E1 | BNX2X_CHIP_MASK_E1H)
2072 static int bnx2x_test_registers(struct bnx2x *bp)
2074 int idx, i, rc = -ENODEV;
2076 int port = BP_PORT(bp);
2077 static const struct {
2083 /* 0 */ { BNX2X_CHIP_MASK_ALL,
2084 BRB1_REG_PAUSE_LOW_THRESHOLD_0, 4, 0x000003ff },
2085 { BNX2X_CHIP_MASK_ALL,
2086 DORQ_REG_DB_ADDR0, 4, 0xffffffff },
2087 { BNX2X_CHIP_MASK_E1X,
2088 HC_REG_AGG_INT_0, 4, 0x000003ff },
2089 { BNX2X_CHIP_MASK_ALL,
2090 PBF_REG_MAC_IF0_ENABLE, 4, 0x00000001 },
2091 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2 | BNX2X_CHIP_MASK_E3,
2092 PBF_REG_P0_INIT_CRD, 4, 0x000007ff },
2093 { BNX2X_CHIP_MASK_E3B0,
2094 PBF_REG_INIT_CRD_Q0, 4, 0x000007ff },
2095 { BNX2X_CHIP_MASK_ALL,
2096 PRS_REG_CID_PORT_0, 4, 0x00ffffff },
2097 { BNX2X_CHIP_MASK_ALL,
2098 PXP2_REG_PSWRQ_CDU0_L2P, 4, 0x000fffff },
2099 { BNX2X_CHIP_MASK_ALL,
2100 PXP2_REG_RQ_CDU0_EFIRST_MEM_ADDR, 8, 0x0003ffff },
2101 { BNX2X_CHIP_MASK_ALL,
2102 PXP2_REG_PSWRQ_TM0_L2P, 4, 0x000fffff },
2103 /* 10 */ { BNX2X_CHIP_MASK_ALL,
2104 PXP2_REG_RQ_USDM0_EFIRST_MEM_ADDR, 8, 0x0003ffff },
2105 { BNX2X_CHIP_MASK_ALL,
2106 PXP2_REG_PSWRQ_TSDM0_L2P, 4, 0x000fffff },
2107 { BNX2X_CHIP_MASK_ALL,
2108 QM_REG_CONNNUM_0, 4, 0x000fffff },
2109 { BNX2X_CHIP_MASK_ALL,
2110 TM_REG_LIN0_MAX_ACTIVE_CID, 4, 0x0003ffff },
2111 { BNX2X_CHIP_MASK_ALL,
2112 SRC_REG_KEYRSS0_0, 40, 0xffffffff },
2113 { BNX2X_CHIP_MASK_ALL,
2114 SRC_REG_KEYRSS0_7, 40, 0xffffffff },
2115 { BNX2X_CHIP_MASK_ALL,
2116 XCM_REG_WU_DA_SET_TMR_CNT_FLG_CMD00, 4, 0x00000001 },
2117 { BNX2X_CHIP_MASK_ALL,
2118 XCM_REG_WU_DA_CNT_CMD00, 4, 0x00000003 },
2119 { BNX2X_CHIP_MASK_ALL,
2120 XCM_REG_GLB_DEL_ACK_MAX_CNT_0, 4, 0x000000ff },
2121 { BNX2X_CHIP_MASK_ALL,
2122 NIG_REG_LLH0_T_BIT, 4, 0x00000001 },
2123 /* 20 */ { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2124 NIG_REG_EMAC0_IN_EN, 4, 0x00000001 },
2125 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2126 NIG_REG_BMAC0_IN_EN, 4, 0x00000001 },
2127 { BNX2X_CHIP_MASK_ALL,
2128 NIG_REG_XCM0_OUT_EN, 4, 0x00000001 },
2129 { BNX2X_CHIP_MASK_ALL,
2130 NIG_REG_BRB0_OUT_EN, 4, 0x00000001 },
2131 { BNX2X_CHIP_MASK_ALL,
2132 NIG_REG_LLH0_XCM_MASK, 4, 0x00000007 },
2133 { BNX2X_CHIP_MASK_ALL,
2134 NIG_REG_LLH0_ACPI_PAT_6_LEN, 68, 0x000000ff },
2135 { BNX2X_CHIP_MASK_ALL,
2136 NIG_REG_LLH0_ACPI_PAT_0_CRC, 68, 0xffffffff },
2137 { BNX2X_CHIP_MASK_ALL,
2138 NIG_REG_LLH0_DEST_MAC_0_0, 160, 0xffffffff },
2139 { BNX2X_CHIP_MASK_ALL,
2140 NIG_REG_LLH0_DEST_IP_0_1, 160, 0xffffffff },
2141 { BNX2X_CHIP_MASK_ALL,
2142 NIG_REG_LLH0_IPV4_IPV6_0, 160, 0x00000001 },
2143 /* 30 */ { BNX2X_CHIP_MASK_ALL,
2144 NIG_REG_LLH0_DEST_UDP_0, 160, 0x0000ffff },
2145 { BNX2X_CHIP_MASK_ALL,
2146 NIG_REG_LLH0_DEST_TCP_0, 160, 0x0000ffff },
2147 { BNX2X_CHIP_MASK_ALL,
2148 NIG_REG_LLH0_VLAN_ID_0, 160, 0x00000fff },
2149 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2150 NIG_REG_XGXS_SERDES0_MODE_SEL, 4, 0x00000001 },
2151 { BNX2X_CHIP_MASK_ALL,
2152 NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0, 4, 0x00000001},
2153 { BNX2X_CHIP_MASK_ALL,
2154 NIG_REG_STATUS_INTERRUPT_PORT0, 4, 0x07ffffff },
2155 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2156 NIG_REG_XGXS0_CTRL_EXTREMOTEMDIOST, 24, 0x00000001 },
2157 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2158 NIG_REG_SERDES0_CTRL_PHY_ADDR, 16, 0x0000001f },
2160 { BNX2X_CHIP_MASK_ALL, 0xffffffff, 0, 0x00000000 }
2163 if (!bnx2x_is_nvm_accessible(bp)) {
2164 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2165 "cannot access eeprom when the interface is down\n");
2170 hw = BNX2X_CHIP_MASK_E1;
2171 else if (CHIP_IS_E1H(bp))
2172 hw = BNX2X_CHIP_MASK_E1H;
2173 else if (CHIP_IS_E2(bp))
2174 hw = BNX2X_CHIP_MASK_E2;
2175 else if (CHIP_IS_E3B0(bp))
2176 hw = BNX2X_CHIP_MASK_E3B0;
2178 hw = BNX2X_CHIP_MASK_E3;
2180 /* Repeat the test twice:
2181 * First by writing 0x00000000, second by writing 0xffffffff
2183 for (idx = 0; idx < 2; idx++) {
2190 wr_val = 0xffffffff;
2194 for (i = 0; reg_tbl[i].offset0 != 0xffffffff; i++) {
2195 u32 offset, mask, save_val, val;
2196 if (!(hw & reg_tbl[i].hw))
2199 offset = reg_tbl[i].offset0 + port*reg_tbl[i].offset1;
2200 mask = reg_tbl[i].mask;
2202 save_val = REG_RD(bp, offset);
2204 REG_WR(bp, offset, wr_val & mask);
2206 val = REG_RD(bp, offset);
2208 /* Restore the original register's value */
2209 REG_WR(bp, offset, save_val);
2211 /* verify value is as expected */
2212 if ((val & mask) != (wr_val & mask)) {
2213 DP(BNX2X_MSG_ETHTOOL,
2214 "offset 0x%x: val 0x%x != 0x%x mask 0x%x\n",
2215 offset, val, wr_val, mask);
2227 static int bnx2x_test_memory(struct bnx2x *bp)
2229 int i, j, rc = -ENODEV;
2231 static const struct {
2235 { CCM_REG_XX_DESCR_TABLE, CCM_REG_XX_DESCR_TABLE_SIZE },
2236 { CFC_REG_ACTIVITY_COUNTER, CFC_REG_ACTIVITY_COUNTER_SIZE },
2237 { CFC_REG_LINK_LIST, CFC_REG_LINK_LIST_SIZE },
2238 { DMAE_REG_CMD_MEM, DMAE_REG_CMD_MEM_SIZE },
2239 { TCM_REG_XX_DESCR_TABLE, TCM_REG_XX_DESCR_TABLE_SIZE },
2240 { UCM_REG_XX_DESCR_TABLE, UCM_REG_XX_DESCR_TABLE_SIZE },
2241 { XCM_REG_XX_DESCR_TABLE, XCM_REG_XX_DESCR_TABLE_SIZE },
2246 static const struct {
2249 u32 hw_mask[BNX2X_CHIP_MAX_OFST];
2251 { "CCM_PRTY_STS", CCM_REG_CCM_PRTY_STS,
2252 {0x3ffc0, 0, 0, 0} },
2253 { "CFC_PRTY_STS", CFC_REG_CFC_PRTY_STS,
2255 { "DMAE_PRTY_STS", DMAE_REG_DMAE_PRTY_STS,
2257 { "TCM_PRTY_STS", TCM_REG_TCM_PRTY_STS,
2258 {0x3ffc0, 0, 0, 0} },
2259 { "UCM_PRTY_STS", UCM_REG_UCM_PRTY_STS,
2260 {0x3ffc0, 0, 0, 0} },
2261 { "XCM_PRTY_STS", XCM_REG_XCM_PRTY_STS,
2262 {0x3ffc1, 0, 0, 0} },
2264 { NULL, 0xffffffff, {0, 0, 0, 0} }
2267 if (!bnx2x_is_nvm_accessible(bp)) {
2268 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2269 "cannot access eeprom when the interface is down\n");
2274 index = BNX2X_CHIP_E1_OFST;
2275 else if (CHIP_IS_E1H(bp))
2276 index = BNX2X_CHIP_E1H_OFST;
2277 else if (CHIP_IS_E2(bp))
2278 index = BNX2X_CHIP_E2_OFST;
2280 index = BNX2X_CHIP_E3_OFST;
2282 /* pre-Check the parity status */
2283 for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) {
2284 val = REG_RD(bp, prty_tbl[i].offset);
2285 if (val & ~(prty_tbl[i].hw_mask[index])) {
2286 DP(BNX2X_MSG_ETHTOOL,
2287 "%s is 0x%x\n", prty_tbl[i].name, val);
2292 /* Go through all the memories */
2293 for (i = 0; mem_tbl[i].offset != 0xffffffff; i++)
2294 for (j = 0; j < mem_tbl[i].size; j++)
2295 REG_RD(bp, mem_tbl[i].offset + j*4);
2297 /* Check the parity status */
2298 for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) {
2299 val = REG_RD(bp, prty_tbl[i].offset);
2300 if (val & ~(prty_tbl[i].hw_mask[index])) {
2301 DP(BNX2X_MSG_ETHTOOL,
2302 "%s is 0x%x\n", prty_tbl[i].name, val);
2313 static void bnx2x_wait_for_link(struct bnx2x *bp, u8 link_up, u8 is_serdes)
2318 while (bnx2x_link_test(bp, is_serdes) && cnt--)
2321 if (cnt <= 0 && bnx2x_link_test(bp, is_serdes))
2322 DP(BNX2X_MSG_ETHTOOL, "Timeout waiting for link up\n");
2325 while (!bp->link_vars.link_up && cnt--)
2328 if (cnt <= 0 && !bp->link_vars.link_up)
2329 DP(BNX2X_MSG_ETHTOOL,
2330 "Timeout waiting for link init\n");
2334 static int bnx2x_run_loopback(struct bnx2x *bp, int loopback_mode)
2336 unsigned int pkt_size, num_pkts, i;
2337 struct sk_buff *skb;
2338 unsigned char *packet;
2339 struct bnx2x_fastpath *fp_rx = &bp->fp[0];
2340 struct bnx2x_fastpath *fp_tx = &bp->fp[0];
2341 struct bnx2x_fp_txdata *txdata = fp_tx->txdata_ptr[0];
2342 u16 tx_start_idx, tx_idx;
2343 u16 rx_start_idx, rx_idx;
2344 u16 pkt_prod, bd_prod;
2345 struct sw_tx_bd *tx_buf;
2346 struct eth_tx_start_bd *tx_start_bd;
2348 union eth_rx_cqe *cqe;
2349 u8 cqe_fp_flags, cqe_fp_type;
2350 struct sw_rx_bd *rx_buf;
2354 struct netdev_queue *txq = netdev_get_tx_queue(bp->dev,
2357 /* check the loopback mode */
2358 switch (loopback_mode) {
2359 case BNX2X_PHY_LOOPBACK:
2360 if (bp->link_params.loopback_mode != LOOPBACK_XGXS) {
2361 DP(BNX2X_MSG_ETHTOOL, "PHY loopback not supported\n");
2365 case BNX2X_MAC_LOOPBACK:
2366 if (CHIP_IS_E3(bp)) {
2367 int cfg_idx = bnx2x_get_link_cfg_idx(bp);
2368 if (bp->port.supported[cfg_idx] &
2369 (SUPPORTED_10000baseT_Full |
2370 SUPPORTED_20000baseMLD2_Full |
2371 SUPPORTED_20000baseKR2_Full))
2372 bp->link_params.loopback_mode = LOOPBACK_XMAC;
2374 bp->link_params.loopback_mode = LOOPBACK_UMAC;
2376 bp->link_params.loopback_mode = LOOPBACK_BMAC;
2378 bnx2x_phy_init(&bp->link_params, &bp->link_vars);
2380 case BNX2X_EXT_LOOPBACK:
2381 if (bp->link_params.loopback_mode != LOOPBACK_EXT) {
2382 DP(BNX2X_MSG_ETHTOOL,
2383 "Can't configure external loopback\n");
2388 DP(BNX2X_MSG_ETHTOOL, "Command parameters not supported\n");
2392 /* prepare the loopback packet */
2393 pkt_size = (((bp->dev->mtu < ETH_MAX_PACKET_SIZE) ?
2394 bp->dev->mtu : ETH_MAX_PACKET_SIZE) + ETH_HLEN);
2395 skb = netdev_alloc_skb(bp->dev, fp_rx->rx_buf_size);
2397 DP(BNX2X_MSG_ETHTOOL, "Can't allocate skb\n");
2399 goto test_loopback_exit;
2401 packet = skb_put(skb, pkt_size);
2402 memcpy(packet, bp->dev->dev_addr, ETH_ALEN);
2403 memset(packet + ETH_ALEN, 0, ETH_ALEN);
2404 memset(packet + 2*ETH_ALEN, 0x77, (ETH_HLEN - 2*ETH_ALEN));
2405 for (i = ETH_HLEN; i < pkt_size; i++)
2406 packet[i] = (unsigned char) (i & 0xff);
2407 mapping = dma_map_single(&bp->pdev->dev, skb->data,
2408 skb_headlen(skb), DMA_TO_DEVICE);
2409 if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) {
2412 DP(BNX2X_MSG_ETHTOOL, "Unable to map SKB\n");
2413 goto test_loopback_exit;
2416 /* send the loopback packet */
2418 tx_start_idx = le16_to_cpu(*txdata->tx_cons_sb);
2419 rx_start_idx = le16_to_cpu(*fp_rx->rx_cons_sb);
2421 netdev_tx_sent_queue(txq, skb->len);
2423 pkt_prod = txdata->tx_pkt_prod++;
2424 tx_buf = &txdata->tx_buf_ring[TX_BD(pkt_prod)];
2425 tx_buf->first_bd = txdata->tx_bd_prod;
2429 bd_prod = TX_BD(txdata->tx_bd_prod);
2430 tx_start_bd = &txdata->tx_desc_ring[bd_prod].start_bd;
2431 tx_start_bd->addr_hi = cpu_to_le32(U64_HI(mapping));
2432 tx_start_bd->addr_lo = cpu_to_le32(U64_LO(mapping));
2433 tx_start_bd->nbd = cpu_to_le16(2); /* start + pbd */
2434 tx_start_bd->nbytes = cpu_to_le16(skb_headlen(skb));
2435 tx_start_bd->vlan_or_ethertype = cpu_to_le16(pkt_prod);
2436 tx_start_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_START_BD;
2437 SET_FLAG(tx_start_bd->general_data,
2438 ETH_TX_START_BD_HDR_NBDS,
2440 SET_FLAG(tx_start_bd->general_data,
2441 ETH_TX_START_BD_PARSE_NBDS,
2444 /* turn on parsing and get a BD */
2445 bd_prod = TX_BD(NEXT_TX_IDX(bd_prod));
2447 if (CHIP_IS_E1x(bp)) {
2448 u16 global_data = 0;
2449 struct eth_tx_parse_bd_e1x *pbd_e1x =
2450 &txdata->tx_desc_ring[bd_prod].parse_bd_e1x;
2451 memset(pbd_e1x, 0, sizeof(struct eth_tx_parse_bd_e1x));
2452 SET_FLAG(global_data,
2453 ETH_TX_PARSE_BD_E1X_ETH_ADDR_TYPE, UNICAST_ADDRESS);
2454 pbd_e1x->global_data = cpu_to_le16(global_data);
2456 u32 parsing_data = 0;
2457 struct eth_tx_parse_bd_e2 *pbd_e2 =
2458 &txdata->tx_desc_ring[bd_prod].parse_bd_e2;
2459 memset(pbd_e2, 0, sizeof(struct eth_tx_parse_bd_e2));
2460 SET_FLAG(parsing_data,
2461 ETH_TX_PARSE_BD_E2_ETH_ADDR_TYPE, UNICAST_ADDRESS);
2462 pbd_e2->parsing_data = cpu_to_le32(parsing_data);
2466 txdata->tx_db.data.prod += 2;
2468 DOORBELL(bp, txdata->cid, txdata->tx_db.raw);
2474 txdata->tx_bd_prod += 2; /* start + pbd */
2478 tx_idx = le16_to_cpu(*txdata->tx_cons_sb);
2479 if (tx_idx != tx_start_idx + num_pkts)
2480 goto test_loopback_exit;
2482 /* Unlike HC IGU won't generate an interrupt for status block
2483 * updates that have been performed while interrupts were
2486 if (bp->common.int_block == INT_BLOCK_IGU) {
2487 /* Disable local BHes to prevent a dead-lock situation between
2488 * sch_direct_xmit() and bnx2x_run_loopback() (calling
2489 * bnx2x_tx_int()), as both are taking netif_tx_lock().
2492 bnx2x_tx_int(bp, txdata);
2496 rx_idx = le16_to_cpu(*fp_rx->rx_cons_sb);
2497 if (rx_idx != rx_start_idx + num_pkts)
2498 goto test_loopback_exit;
2500 cqe = &fp_rx->rx_comp_ring[RCQ_BD(fp_rx->rx_comp_cons)];
2501 cqe_fp_flags = cqe->fast_path_cqe.type_error_flags;
2502 cqe_fp_type = cqe_fp_flags & ETH_FAST_PATH_RX_CQE_TYPE;
2503 if (!CQE_TYPE_FAST(cqe_fp_type) || (cqe_fp_flags & ETH_RX_ERROR_FALGS))
2504 goto test_loopback_rx_exit;
2506 len = le16_to_cpu(cqe->fast_path_cqe.pkt_len_or_gro_seg_len);
2507 if (len != pkt_size)
2508 goto test_loopback_rx_exit;
2510 rx_buf = &fp_rx->rx_buf_ring[RX_BD(fp_rx->rx_bd_cons)];
2511 dma_sync_single_for_cpu(&bp->pdev->dev,
2512 dma_unmap_addr(rx_buf, mapping),
2513 fp_rx->rx_buf_size, DMA_FROM_DEVICE);
2514 data = rx_buf->data + NET_SKB_PAD + cqe->fast_path_cqe.placement_offset;
2515 for (i = ETH_HLEN; i < pkt_size; i++)
2516 if (*(data + i) != (unsigned char) (i & 0xff))
2517 goto test_loopback_rx_exit;
2521 test_loopback_rx_exit:
2523 fp_rx->rx_bd_cons = NEXT_RX_IDX(fp_rx->rx_bd_cons);
2524 fp_rx->rx_bd_prod = NEXT_RX_IDX(fp_rx->rx_bd_prod);
2525 fp_rx->rx_comp_cons = NEXT_RCQ_IDX(fp_rx->rx_comp_cons);
2526 fp_rx->rx_comp_prod = NEXT_RCQ_IDX(fp_rx->rx_comp_prod);
2528 /* Update producers */
2529 bnx2x_update_rx_prod(bp, fp_rx, fp_rx->rx_bd_prod, fp_rx->rx_comp_prod,
2530 fp_rx->rx_sge_prod);
2533 bp->link_params.loopback_mode = LOOPBACK_NONE;
2538 static int bnx2x_test_loopback(struct bnx2x *bp)
2545 if (!netif_running(bp->dev))
2546 return BNX2X_LOOPBACK_FAILED;
2548 bnx2x_netif_stop(bp, 1);
2549 bnx2x_acquire_phy_lock(bp);
2551 res = bnx2x_run_loopback(bp, BNX2X_PHY_LOOPBACK);
2553 DP(BNX2X_MSG_ETHTOOL, " PHY loopback failed (res %d)\n", res);
2554 rc |= BNX2X_PHY_LOOPBACK_FAILED;
2557 res = bnx2x_run_loopback(bp, BNX2X_MAC_LOOPBACK);
2559 DP(BNX2X_MSG_ETHTOOL, " MAC loopback failed (res %d)\n", res);
2560 rc |= BNX2X_MAC_LOOPBACK_FAILED;
2563 bnx2x_release_phy_lock(bp);
2564 bnx2x_netif_start(bp);
2569 static int bnx2x_test_ext_loopback(struct bnx2x *bp)
2573 (bp->link_vars.link_status & LINK_STATUS_SERDES_LINK) > 0;
2578 if (!netif_running(bp->dev))
2579 return BNX2X_EXT_LOOPBACK_FAILED;
2581 bnx2x_nic_unload(bp, UNLOAD_NORMAL, false);
2582 rc = bnx2x_nic_load(bp, LOAD_LOOPBACK_EXT);
2584 DP(BNX2X_MSG_ETHTOOL,
2585 "Can't perform self-test, nic_load (for external lb) failed\n");
2588 bnx2x_wait_for_link(bp, 1, is_serdes);
2590 bnx2x_netif_stop(bp, 1);
2592 rc = bnx2x_run_loopback(bp, BNX2X_EXT_LOOPBACK);
2594 DP(BNX2X_MSG_ETHTOOL, "EXT loopback failed (res %d)\n", rc);
2596 bnx2x_netif_start(bp);
2602 u32 sram_start_addr;
2604 #define CODE_IMAGE_TYPE_MASK 0xf0800003
2605 #define CODE_IMAGE_VNTAG_PROFILES_DATA 0xd0000003
2606 #define CODE_IMAGE_LENGTH_MASK 0x007ffffc
2607 #define CODE_IMAGE_TYPE_EXTENDED_DIR 0xe0000000
2611 #define CODE_ENTRY_MAX 16
2612 #define CODE_ENTRY_EXTENDED_DIR_IDX 15
2613 #define MAX_IMAGES_IN_EXTENDED_DIR 64
2614 #define NVRAM_DIR_OFFSET 0x14
2616 #define EXTENDED_DIR_EXISTS(code) \
2617 ((code & CODE_IMAGE_TYPE_MASK) == CODE_IMAGE_TYPE_EXTENDED_DIR && \
2618 (code & CODE_IMAGE_LENGTH_MASK) != 0)
2620 #define CRC32_RESIDUAL 0xdebb20e3
2621 #define CRC_BUFF_SIZE 256
2623 static int bnx2x_nvram_crc(struct bnx2x *bp,
2629 int rc = 0, done = 0;
2631 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2632 "NVRAM CRC from 0x%08x to 0x%08x\n", offset, offset + size);
2634 while (done < size) {
2635 int count = min_t(int, size - done, CRC_BUFF_SIZE);
2637 rc = bnx2x_nvram_read(bp, offset + done, buff, count);
2642 crc = crc32_le(crc, buff, count);
2646 if (crc != CRC32_RESIDUAL)
2652 static int bnx2x_test_nvram_dir(struct bnx2x *bp,
2653 struct code_entry *entry,
2656 size_t size = entry->code_attribute & CODE_IMAGE_LENGTH_MASK;
2657 u32 type = entry->code_attribute & CODE_IMAGE_TYPE_MASK;
2660 /* Zero-length images and AFEX profiles do not have CRC */
2661 if (size == 0 || type == CODE_IMAGE_VNTAG_PROFILES_DATA)
2664 rc = bnx2x_nvram_crc(bp, entry->nvm_start_addr, size, buff);
2666 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2667 "image %x has failed crc test (rc %d)\n", type, rc);
2672 static int bnx2x_test_dir_entry(struct bnx2x *bp, u32 addr, u8 *buff)
2675 struct code_entry entry;
2677 rc = bnx2x_nvram_read32(bp, addr, (u32 *)&entry, sizeof(entry));
2681 return bnx2x_test_nvram_dir(bp, &entry, buff);
2684 static int bnx2x_test_nvram_ext_dirs(struct bnx2x *bp, u8 *buff)
2686 u32 rc, cnt, dir_offset = NVRAM_DIR_OFFSET;
2687 struct code_entry entry;
2690 rc = bnx2x_nvram_read32(bp,
2692 sizeof(entry) * CODE_ENTRY_EXTENDED_DIR_IDX,
2693 (u32 *)&entry, sizeof(entry));
2697 if (!EXTENDED_DIR_EXISTS(entry.code_attribute))
2700 rc = bnx2x_nvram_read32(bp, entry.nvm_start_addr,
2705 dir_offset = entry.nvm_start_addr + 8;
2707 for (i = 0; i < cnt && i < MAX_IMAGES_IN_EXTENDED_DIR; i++) {
2708 rc = bnx2x_test_dir_entry(bp, dir_offset +
2709 sizeof(struct code_entry) * i,
2718 static int bnx2x_test_nvram_dirs(struct bnx2x *bp, u8 *buff)
2720 u32 rc, dir_offset = NVRAM_DIR_OFFSET;
2723 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "NVRAM DIRS CRC test-set\n");
2725 for (i = 0; i < CODE_ENTRY_EXTENDED_DIR_IDX; i++) {
2726 rc = bnx2x_test_dir_entry(bp, dir_offset +
2727 sizeof(struct code_entry) * i,
2733 return bnx2x_test_nvram_ext_dirs(bp, buff);
2741 static int bnx2x_test_nvram_tbl(struct bnx2x *bp,
2742 const struct crc_pair *nvram_tbl, u8 *buf)
2746 for (i = 0; nvram_tbl[i].size; i++) {
2747 int rc = bnx2x_nvram_crc(bp, nvram_tbl[i].offset,
2748 nvram_tbl[i].size, buf);
2750 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2751 "nvram_tbl[%d] has failed crc test (rc %d)\n",
2760 static int bnx2x_test_nvram(struct bnx2x *bp)
2762 const struct crc_pair nvram_tbl[] = {
2763 { 0, 0x14 }, /* bootstrap */
2764 { 0x14, 0xec }, /* dir */
2765 { 0x100, 0x350 }, /* manuf_info */
2766 { 0x450, 0xf0 }, /* feature_info */
2767 { 0x640, 0x64 }, /* upgrade_key_info */
2768 { 0x708, 0x70 }, /* manuf_key_info */
2771 const struct crc_pair nvram_tbl2[] = {
2772 { 0x7e8, 0x350 }, /* manuf_info2 */
2773 { 0xb38, 0xf0 }, /* feature_info */
2784 buf = kmalloc(CRC_BUFF_SIZE, GFP_KERNEL);
2786 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "kmalloc failed\n");
2788 goto test_nvram_exit;
2791 rc = bnx2x_nvram_read32(bp, 0, &magic, sizeof(magic));
2793 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2794 "magic value read (rc %d)\n", rc);
2795 goto test_nvram_exit;
2798 if (magic != 0x669955aa) {
2799 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2800 "wrong magic value (0x%08x)\n", magic);
2802 goto test_nvram_exit;
2805 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "Port 0 CRC test-set\n");
2806 rc = bnx2x_test_nvram_tbl(bp, nvram_tbl, buf);
2808 goto test_nvram_exit;
2810 if (!CHIP_IS_E1x(bp) && !CHIP_IS_57811xx(bp)) {
2811 u32 hide = SHMEM_RD(bp, dev_info.shared_hw_config.config2) &
2812 SHARED_HW_CFG_HIDE_PORT1;
2815 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2816 "Port 1 CRC test-set\n");
2817 rc = bnx2x_test_nvram_tbl(bp, nvram_tbl2, buf);
2819 goto test_nvram_exit;
2823 rc = bnx2x_test_nvram_dirs(bp, buf);
2830 /* Send an EMPTY ramrod on the first queue */
2831 static int bnx2x_test_intr(struct bnx2x *bp)
2833 struct bnx2x_queue_state_params params = {NULL};
2835 if (!netif_running(bp->dev)) {
2836 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2837 "cannot access eeprom when the interface is down\n");
2841 params.q_obj = &bp->sp_objs->q_obj;
2842 params.cmd = BNX2X_Q_CMD_EMPTY;
2844 __set_bit(RAMROD_COMP_WAIT, ¶ms.ramrod_flags);
2846 return bnx2x_queue_state_change(bp, ¶ms);
2849 static void bnx2x_self_test(struct net_device *dev,
2850 struct ethtool_test *etest, u64 *buf)
2852 struct bnx2x *bp = netdev_priv(dev);
2853 u8 is_serdes, link_up;
2856 if (bp->recovery_state != BNX2X_RECOVERY_DONE) {
2858 "Handling parity error recovery. Try again later\n");
2859 etest->flags |= ETH_TEST_FL_FAILED;
2863 DP(BNX2X_MSG_ETHTOOL,
2864 "Self-test command parameters: offline = %d, external_lb = %d\n",
2865 (etest->flags & ETH_TEST_FL_OFFLINE),
2866 (etest->flags & ETH_TEST_FL_EXTERNAL_LB)>>2);
2868 memset(buf, 0, sizeof(u64) * BNX2X_NUM_TESTS(bp));
2870 if (bnx2x_test_nvram(bp) != 0) {
2875 etest->flags |= ETH_TEST_FL_FAILED;
2878 if (!netif_running(dev)) {
2879 DP(BNX2X_MSG_ETHTOOL, "Interface is down\n");
2883 is_serdes = (bp->link_vars.link_status & LINK_STATUS_SERDES_LINK) > 0;
2884 link_up = bp->link_vars.link_up;
2885 /* offline tests are not supported in MF mode */
2886 if ((etest->flags & ETH_TEST_FL_OFFLINE) && !IS_MF(bp)) {
2887 int port = BP_PORT(bp);
2890 /* save current value of input enable for TX port IF */
2891 val = REG_RD(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4);
2892 /* disable input for TX port IF */
2893 REG_WR(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4, 0);
2895 bnx2x_nic_unload(bp, UNLOAD_NORMAL, false);
2896 rc = bnx2x_nic_load(bp, LOAD_DIAG);
2898 etest->flags |= ETH_TEST_FL_FAILED;
2899 DP(BNX2X_MSG_ETHTOOL,
2900 "Can't perform self-test, nic_load (for offline) failed\n");
2904 /* wait until link state is restored */
2905 bnx2x_wait_for_link(bp, 1, is_serdes);
2907 if (bnx2x_test_registers(bp) != 0) {
2909 etest->flags |= ETH_TEST_FL_FAILED;
2911 if (bnx2x_test_memory(bp) != 0) {
2913 etest->flags |= ETH_TEST_FL_FAILED;
2916 buf[2] = bnx2x_test_loopback(bp); /* internal LB */
2918 etest->flags |= ETH_TEST_FL_FAILED;
2920 if (etest->flags & ETH_TEST_FL_EXTERNAL_LB) {
2921 buf[3] = bnx2x_test_ext_loopback(bp); /* external LB */
2923 etest->flags |= ETH_TEST_FL_FAILED;
2924 etest->flags |= ETH_TEST_FL_EXTERNAL_LB_DONE;
2927 bnx2x_nic_unload(bp, UNLOAD_NORMAL, false);
2929 /* restore input for TX port IF */
2930 REG_WR(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4, val);
2931 rc = bnx2x_nic_load(bp, LOAD_NORMAL);
2933 etest->flags |= ETH_TEST_FL_FAILED;
2934 DP(BNX2X_MSG_ETHTOOL,
2935 "Can't perform self-test, nic_load (for online) failed\n");
2938 /* wait until link state is restored */
2939 bnx2x_wait_for_link(bp, link_up, is_serdes);
2942 if (bnx2x_test_intr(bp) != 0) {
2947 etest->flags |= ETH_TEST_FL_FAILED;
2952 while (bnx2x_link_test(bp, is_serdes) && --cnt)
2961 etest->flags |= ETH_TEST_FL_FAILED;
2965 #define IS_PORT_STAT(i) \
2966 ((bnx2x_stats_arr[i].flags & STATS_FLAGS_BOTH) == STATS_FLAGS_PORT)
2967 #define IS_FUNC_STAT(i) (bnx2x_stats_arr[i].flags & STATS_FLAGS_FUNC)
2968 #define IS_MF_MODE_STAT(bp) \
2969 (IS_MF(bp) && !(bp->msg_enable & BNX2X_MSG_STATS))
2971 /* ethtool statistics are displayed for all regular ethernet queues and the
2972 * fcoe L2 queue if not disabled
2974 static int bnx2x_num_stat_queues(struct bnx2x *bp)
2976 return BNX2X_NUM_ETH_QUEUES(bp);
2979 static int bnx2x_get_sset_count(struct net_device *dev, int stringset)
2981 struct bnx2x *bp = netdev_priv(dev);
2982 int i, num_strings = 0;
2984 switch (stringset) {
2987 num_strings = bnx2x_num_stat_queues(bp) *
2991 if (IS_MF_MODE_STAT(bp)) {
2992 for (i = 0; i < BNX2X_NUM_STATS; i++)
2993 if (IS_FUNC_STAT(i))
2996 num_strings += BNX2X_NUM_STATS;
3001 return BNX2X_NUM_TESTS(bp);
3003 case ETH_SS_PRIV_FLAGS:
3004 return BNX2X_PRI_FLAG_LEN;
3011 static u32 bnx2x_get_private_flags(struct net_device *dev)
3013 struct bnx2x *bp = netdev_priv(dev);
3016 flags |= (!(bp->flags & NO_ISCSI_FLAG) ? 1 : 0) << BNX2X_PRI_FLAG_ISCSI;
3017 flags |= (!(bp->flags & NO_FCOE_FLAG) ? 1 : 0) << BNX2X_PRI_FLAG_FCOE;
3018 flags |= (!!IS_MF_STORAGE_ONLY(bp)) << BNX2X_PRI_FLAG_STORAGE;
3023 static void bnx2x_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
3025 struct bnx2x *bp = netdev_priv(dev);
3027 char queue_name[MAX_QUEUE_NAME_LEN+1];
3029 switch (stringset) {
3033 for_each_eth_queue(bp, i) {
3034 memset(queue_name, 0, sizeof(queue_name));
3035 sprintf(queue_name, "%d", i);
3036 for (j = 0; j < BNX2X_NUM_Q_STATS; j++)
3037 snprintf(buf + (k + j)*ETH_GSTRING_LEN,
3039 bnx2x_q_stats_arr[j].string,
3041 k += BNX2X_NUM_Q_STATS;
3045 for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) {
3046 if (IS_MF_MODE_STAT(bp) && IS_PORT_STAT(i))
3048 strcpy(buf + (k + j)*ETH_GSTRING_LEN,
3049 bnx2x_stats_arr[i].string);
3056 /* First 4 tests cannot be done in MF mode */
3061 memcpy(buf, bnx2x_tests_str_arr + start,
3062 ETH_GSTRING_LEN * BNX2X_NUM_TESTS(bp));
3065 case ETH_SS_PRIV_FLAGS:
3066 memcpy(buf, bnx2x_private_arr,
3067 ETH_GSTRING_LEN * BNX2X_PRI_FLAG_LEN);
3072 static void bnx2x_get_ethtool_stats(struct net_device *dev,
3073 struct ethtool_stats *stats, u64 *buf)
3075 struct bnx2x *bp = netdev_priv(dev);
3076 u32 *hw_stats, *offset;
3080 for_each_eth_queue(bp, i) {
3081 hw_stats = (u32 *)&bp->fp_stats[i].eth_q_stats;
3082 for (j = 0; j < BNX2X_NUM_Q_STATS; j++) {
3083 if (bnx2x_q_stats_arr[j].size == 0) {
3084 /* skip this counter */
3088 offset = (hw_stats +
3089 bnx2x_q_stats_arr[j].offset);
3090 if (bnx2x_q_stats_arr[j].size == 4) {
3091 /* 4-byte counter */
3092 buf[k + j] = (u64) *offset;
3095 /* 8-byte counter */
3096 buf[k + j] = HILO_U64(*offset, *(offset + 1));
3098 k += BNX2X_NUM_Q_STATS;
3102 hw_stats = (u32 *)&bp->eth_stats;
3103 for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) {
3104 if (IS_MF_MODE_STAT(bp) && IS_PORT_STAT(i))
3106 if (bnx2x_stats_arr[i].size == 0) {
3107 /* skip this counter */
3112 offset = (hw_stats + bnx2x_stats_arr[i].offset);
3113 if (bnx2x_stats_arr[i].size == 4) {
3114 /* 4-byte counter */
3115 buf[k + j] = (u64) *offset;
3119 /* 8-byte counter */
3120 buf[k + j] = HILO_U64(*offset, *(offset + 1));
3125 static int bnx2x_set_phys_id(struct net_device *dev,
3126 enum ethtool_phys_id_state state)
3128 struct bnx2x *bp = netdev_priv(dev);
3130 if (!bnx2x_is_nvm_accessible(bp)) {
3131 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
3132 "cannot access eeprom when the interface is down\n");
3137 case ETHTOOL_ID_ACTIVE:
3138 return 1; /* cycle on/off once per second */
3141 bnx2x_acquire_phy_lock(bp);
3142 bnx2x_set_led(&bp->link_params, &bp->link_vars,
3143 LED_MODE_ON, SPEED_1000);
3144 bnx2x_release_phy_lock(bp);
3147 case ETHTOOL_ID_OFF:
3148 bnx2x_acquire_phy_lock(bp);
3149 bnx2x_set_led(&bp->link_params, &bp->link_vars,
3150 LED_MODE_FRONT_PANEL_OFF, 0);
3151 bnx2x_release_phy_lock(bp);
3154 case ETHTOOL_ID_INACTIVE:
3155 bnx2x_acquire_phy_lock(bp);
3156 bnx2x_set_led(&bp->link_params, &bp->link_vars,
3158 bp->link_vars.line_speed);
3159 bnx2x_release_phy_lock(bp);
3165 static int bnx2x_get_rss_flags(struct bnx2x *bp, struct ethtool_rxnfc *info)
3167 switch (info->flow_type) {
3170 info->data = RXH_IP_SRC | RXH_IP_DST |
3171 RXH_L4_B_0_1 | RXH_L4_B_2_3;
3174 if (bp->rss_conf_obj.udp_rss_v4)
3175 info->data = RXH_IP_SRC | RXH_IP_DST |
3176 RXH_L4_B_0_1 | RXH_L4_B_2_3;
3178 info->data = RXH_IP_SRC | RXH_IP_DST;
3181 if (bp->rss_conf_obj.udp_rss_v6)
3182 info->data = RXH_IP_SRC | RXH_IP_DST |
3183 RXH_L4_B_0_1 | RXH_L4_B_2_3;
3185 info->data = RXH_IP_SRC | RXH_IP_DST;
3189 info->data = RXH_IP_SRC | RXH_IP_DST;
3199 static int bnx2x_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *info,
3200 u32 *rules __always_unused)
3202 struct bnx2x *bp = netdev_priv(dev);
3204 switch (info->cmd) {
3205 case ETHTOOL_GRXRINGS:
3206 info->data = BNX2X_NUM_ETH_QUEUES(bp);
3209 return bnx2x_get_rss_flags(bp, info);
3211 DP(BNX2X_MSG_ETHTOOL, "Command parameters not supported\n");
3216 static int bnx2x_set_rss_flags(struct bnx2x *bp, struct ethtool_rxnfc *info)
3218 int udp_rss_requested;
3220 DP(BNX2X_MSG_ETHTOOL,
3221 "Set rss flags command parameters: flow type = %d, data = %llu\n",
3222 info->flow_type, info->data);
3224 switch (info->flow_type) {
3227 /* For TCP only 4-tupple hash is supported */
3228 if (info->data ^ (RXH_IP_SRC | RXH_IP_DST |
3229 RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
3230 DP(BNX2X_MSG_ETHTOOL,
3231 "Command parameters not supported\n");
3238 /* For UDP either 2-tupple hash or 4-tupple hash is supported */
3239 if (info->data == (RXH_IP_SRC | RXH_IP_DST |
3240 RXH_L4_B_0_1 | RXH_L4_B_2_3))
3241 udp_rss_requested = 1;
3242 else if (info->data == (RXH_IP_SRC | RXH_IP_DST))
3243 udp_rss_requested = 0;
3246 if ((info->flow_type == UDP_V4_FLOW) &&
3247 (bp->rss_conf_obj.udp_rss_v4 != udp_rss_requested)) {
3248 bp->rss_conf_obj.udp_rss_v4 = udp_rss_requested;
3249 DP(BNX2X_MSG_ETHTOOL,
3250 "rss re-configured, UDP 4-tupple %s\n",
3251 udp_rss_requested ? "enabled" : "disabled");
3252 return bnx2x_rss(bp, &bp->rss_conf_obj, false, true);
3253 } else if ((info->flow_type == UDP_V6_FLOW) &&
3254 (bp->rss_conf_obj.udp_rss_v6 != udp_rss_requested)) {
3255 bp->rss_conf_obj.udp_rss_v6 = udp_rss_requested;
3256 DP(BNX2X_MSG_ETHTOOL,
3257 "rss re-configured, UDP 4-tupple %s\n",
3258 udp_rss_requested ? "enabled" : "disabled");
3259 return bnx2x_rss(bp, &bp->rss_conf_obj, false, true);
3265 /* For IP only 2-tupple hash is supported */
3266 if (info->data ^ (RXH_IP_SRC | RXH_IP_DST)) {
3267 DP(BNX2X_MSG_ETHTOOL,
3268 "Command parameters not supported\n");
3274 case AH_ESP_V4_FLOW:
3278 case AH_ESP_V6_FLOW:
3283 /* RSS is not supported for these protocols */
3285 DP(BNX2X_MSG_ETHTOOL,
3286 "Command parameters not supported\n");
3296 static int bnx2x_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *info)
3298 struct bnx2x *bp = netdev_priv(dev);
3300 switch (info->cmd) {
3302 return bnx2x_set_rss_flags(bp, info);
3304 DP(BNX2X_MSG_ETHTOOL, "Command parameters not supported\n");
3309 static u32 bnx2x_get_rxfh_indir_size(struct net_device *dev)
3311 return T_ETH_INDIRECTION_TABLE_SIZE;
3314 static int bnx2x_get_rxfh_indir(struct net_device *dev, u32 *indir)
3316 struct bnx2x *bp = netdev_priv(dev);
3317 u8 ind_table[T_ETH_INDIRECTION_TABLE_SIZE] = {0};
3320 /* Get the current configuration of the RSS indirection table */
3321 bnx2x_get_rss_ind_table(&bp->rss_conf_obj, ind_table);
3324 * We can't use a memcpy() as an internal storage of an
3325 * indirection table is a u8 array while indir->ring_index
3326 * points to an array of u32.
3328 * Indirection table contains the FW Client IDs, so we need to
3329 * align the returned table to the Client ID of the leading RSS
3332 for (i = 0; i < T_ETH_INDIRECTION_TABLE_SIZE; i++)
3333 indir[i] = ind_table[i] - bp->fp->cl_id;
3338 static int bnx2x_set_rxfh_indir(struct net_device *dev, const u32 *indir)
3340 struct bnx2x *bp = netdev_priv(dev);
3343 for (i = 0; i < T_ETH_INDIRECTION_TABLE_SIZE; i++) {
3345 * The same as in bnx2x_get_rxfh_indir: we can't use a memcpy()
3346 * as an internal storage of an indirection table is a u8 array
3347 * while indir->ring_index points to an array of u32.
3349 * Indirection table contains the FW Client IDs, so we need to
3350 * align the received table to the Client ID of the leading RSS
3353 bp->rss_conf_obj.ind_table[i] = indir[i] + bp->fp->cl_id;
3356 return bnx2x_config_rss_eth(bp, false);
3360 * bnx2x_get_channels - gets the number of RSS queues.
3363 * @channels: returns the number of max / current queues
3365 static void bnx2x_get_channels(struct net_device *dev,
3366 struct ethtool_channels *channels)
3368 struct bnx2x *bp = netdev_priv(dev);
3370 channels->max_combined = BNX2X_MAX_RSS_COUNT(bp);
3371 channels->combined_count = BNX2X_NUM_ETH_QUEUES(bp);
3375 * bnx2x_change_num_queues - change the number of RSS queues.
3377 * @bp: bnx2x private structure
3379 * Re-configure interrupt mode to get the new number of MSI-X
3380 * vectors and re-add NAPI objects.
3382 static void bnx2x_change_num_queues(struct bnx2x *bp, int num_rss)
3384 bnx2x_disable_msi(bp);
3385 bp->num_ethernet_queues = num_rss;
3386 bp->num_queues = bp->num_ethernet_queues + bp->num_cnic_queues;
3387 BNX2X_DEV_INFO("set number of queues to %d\n", bp->num_queues);
3388 bnx2x_set_int_mode(bp);
3392 * bnx2x_set_channels - sets the number of RSS queues.
3395 * @channels: includes the number of queues requested
3397 static int bnx2x_set_channels(struct net_device *dev,
3398 struct ethtool_channels *channels)
3400 struct bnx2x *bp = netdev_priv(dev);
3402 DP(BNX2X_MSG_ETHTOOL,
3403 "set-channels command parameters: rx = %d, tx = %d, other = %d, combined = %d\n",
3404 channels->rx_count, channels->tx_count, channels->other_count,
3405 channels->combined_count);
3407 /* We don't support separate rx / tx channels.
3408 * We don't allow setting 'other' channels.
3410 if (channels->rx_count || channels->tx_count || channels->other_count
3411 || (channels->combined_count == 0) ||
3412 (channels->combined_count > BNX2X_MAX_RSS_COUNT(bp))) {
3413 DP(BNX2X_MSG_ETHTOOL, "command parameters not supported\n");
3417 /* Check if there was a change in the active parameters */
3418 if (channels->combined_count == BNX2X_NUM_ETH_QUEUES(bp)) {
3419 DP(BNX2X_MSG_ETHTOOL, "No change in active parameters\n");
3423 /* Set the requested number of queues in bp context.
3424 * Note that the actual number of queues created during load may be
3425 * less than requested if memory is low.
3427 if (unlikely(!netif_running(dev))) {
3428 bnx2x_change_num_queues(bp, channels->combined_count);
3431 bnx2x_nic_unload(bp, UNLOAD_NORMAL, true);
3432 bnx2x_change_num_queues(bp, channels->combined_count);
3433 return bnx2x_nic_load(bp, LOAD_NORMAL);
3436 static const struct ethtool_ops bnx2x_ethtool_ops = {
3437 .get_settings = bnx2x_get_settings,
3438 .set_settings = bnx2x_set_settings,
3439 .get_drvinfo = bnx2x_get_drvinfo,
3440 .get_regs_len = bnx2x_get_regs_len,
3441 .get_regs = bnx2x_get_regs,
3442 .get_dump_flag = bnx2x_get_dump_flag,
3443 .get_dump_data = bnx2x_get_dump_data,
3444 .set_dump = bnx2x_set_dump,
3445 .get_wol = bnx2x_get_wol,
3446 .set_wol = bnx2x_set_wol,
3447 .get_msglevel = bnx2x_get_msglevel,
3448 .set_msglevel = bnx2x_set_msglevel,
3449 .nway_reset = bnx2x_nway_reset,
3450 .get_link = bnx2x_get_link,
3451 .get_eeprom_len = bnx2x_get_eeprom_len,
3452 .get_eeprom = bnx2x_get_eeprom,
3453 .set_eeprom = bnx2x_set_eeprom,
3454 .get_coalesce = bnx2x_get_coalesce,
3455 .set_coalesce = bnx2x_set_coalesce,
3456 .get_ringparam = bnx2x_get_ringparam,
3457 .set_ringparam = bnx2x_set_ringparam,
3458 .get_pauseparam = bnx2x_get_pauseparam,
3459 .set_pauseparam = bnx2x_set_pauseparam,
3460 .self_test = bnx2x_self_test,
3461 .get_sset_count = bnx2x_get_sset_count,
3462 .get_priv_flags = bnx2x_get_private_flags,
3463 .get_strings = bnx2x_get_strings,
3464 .set_phys_id = bnx2x_set_phys_id,
3465 .get_ethtool_stats = bnx2x_get_ethtool_stats,
3466 .get_rxnfc = bnx2x_get_rxnfc,
3467 .set_rxnfc = bnx2x_set_rxnfc,
3468 .get_rxfh_indir_size = bnx2x_get_rxfh_indir_size,
3469 .get_rxfh_indir = bnx2x_get_rxfh_indir,
3470 .set_rxfh_indir = bnx2x_set_rxfh_indir,
3471 .get_channels = bnx2x_get_channels,
3472 .set_channels = bnx2x_set_channels,
3473 .get_module_info = bnx2x_get_module_info,
3474 .get_module_eeprom = bnx2x_get_module_eeprom,
3475 .get_eee = bnx2x_get_eee,
3476 .set_eee = bnx2x_set_eee,
3477 .get_ts_info = ethtool_op_get_ts_info,
3480 static const struct ethtool_ops bnx2x_vf_ethtool_ops = {
3481 .get_settings = bnx2x_get_settings,
3482 .set_settings = bnx2x_set_settings,
3483 .get_drvinfo = bnx2x_get_drvinfo,
3484 .get_msglevel = bnx2x_get_msglevel,
3485 .set_msglevel = bnx2x_set_msglevel,
3486 .get_link = bnx2x_get_link,
3487 .get_coalesce = bnx2x_get_coalesce,
3488 .get_ringparam = bnx2x_get_ringparam,
3489 .set_ringparam = bnx2x_set_ringparam,
3490 .get_sset_count = bnx2x_get_sset_count,
3491 .get_strings = bnx2x_get_strings,
3492 .get_ethtool_stats = bnx2x_get_ethtool_stats,
3493 .get_rxnfc = bnx2x_get_rxnfc,
3494 .set_rxnfc = bnx2x_set_rxnfc,
3495 .get_rxfh_indir_size = bnx2x_get_rxfh_indir_size,
3496 .get_rxfh_indir = bnx2x_get_rxfh_indir,
3497 .set_rxfh_indir = bnx2x_set_rxfh_indir,
3498 .get_channels = bnx2x_get_channels,
3499 .set_channels = bnx2x_set_channels,
3502 void bnx2x_set_ethtool_ops(struct bnx2x *bp, struct net_device *netdev)
3505 SET_ETHTOOL_OPS(netdev, &bnx2x_ethtool_ops);
3507 SET_ETHTOOL_OPS(netdev, &bnx2x_vf_ethtool_ops);