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);
642 regdump_len = __bnx2x_get_regs_len(bp);
644 regdump_len += sizeof(struct dump_header);
649 #define IS_E1_REG(chips) ((chips & DUMP_CHIP_E1) == DUMP_CHIP_E1)
650 #define IS_E1H_REG(chips) ((chips & DUMP_CHIP_E1H) == DUMP_CHIP_E1H)
651 #define IS_E2_REG(chips) ((chips & DUMP_CHIP_E2) == DUMP_CHIP_E2)
652 #define IS_E3A0_REG(chips) ((chips & DUMP_CHIP_E3A0) == DUMP_CHIP_E3A0)
653 #define IS_E3B0_REG(chips) ((chips & DUMP_CHIP_E3B0) == DUMP_CHIP_E3B0)
655 #define IS_REG_IN_PRESET(presets, idx) \
656 ((presets & (1 << (idx-1))) == (1 << (idx-1)))
658 /******* Paged registers info selectors ********/
659 static const u32 *__bnx2x_get_page_addr_ar(struct bnx2x *bp)
663 else if (CHIP_IS_E3(bp))
669 static u32 __bnx2x_get_page_reg_num(struct bnx2x *bp)
672 return PAGE_MODE_VALUES_E2;
673 else if (CHIP_IS_E3(bp))
674 return PAGE_MODE_VALUES_E3;
679 static const u32 *__bnx2x_get_page_write_ar(struct bnx2x *bp)
682 return page_write_regs_e2;
683 else if (CHIP_IS_E3(bp))
684 return page_write_regs_e3;
689 static u32 __bnx2x_get_page_write_num(struct bnx2x *bp)
692 return PAGE_WRITE_REGS_E2;
693 else if (CHIP_IS_E3(bp))
694 return PAGE_WRITE_REGS_E3;
699 static const struct reg_addr *__bnx2x_get_page_read_ar(struct bnx2x *bp)
702 return page_read_regs_e2;
703 else if (CHIP_IS_E3(bp))
704 return page_read_regs_e3;
709 static u32 __bnx2x_get_page_read_num(struct bnx2x *bp)
712 return PAGE_READ_REGS_E2;
713 else if (CHIP_IS_E3(bp))
714 return PAGE_READ_REGS_E3;
719 static bool bnx2x_is_reg_in_chip(struct bnx2x *bp,
720 const struct reg_addr *reg_info)
723 return IS_E1_REG(reg_info->chips);
724 else if (CHIP_IS_E1H(bp))
725 return IS_E1H_REG(reg_info->chips);
726 else if (CHIP_IS_E2(bp))
727 return IS_E2_REG(reg_info->chips);
728 else if (CHIP_IS_E3A0(bp))
729 return IS_E3A0_REG(reg_info->chips);
730 else if (CHIP_IS_E3B0(bp))
731 return IS_E3B0_REG(reg_info->chips);
736 static bool bnx2x_is_wreg_in_chip(struct bnx2x *bp,
737 const struct wreg_addr *wreg_info)
740 return IS_E1_REG(wreg_info->chips);
741 else if (CHIP_IS_E1H(bp))
742 return IS_E1H_REG(wreg_info->chips);
743 else if (CHIP_IS_E2(bp))
744 return IS_E2_REG(wreg_info->chips);
745 else if (CHIP_IS_E3A0(bp))
746 return IS_E3A0_REG(wreg_info->chips);
747 else if (CHIP_IS_E3B0(bp))
748 return IS_E3B0_REG(wreg_info->chips);
754 * bnx2x_read_pages_regs - read "paged" registers
759 * Reads "paged" memories: memories that may only be read by first writing to a
760 * specific address ("write address") and then reading from a specific address
761 * ("read address"). There may be more than one write address per "page" and
762 * more than one read address per write address.
764 static void bnx2x_read_pages_regs(struct bnx2x *bp, u32 *p, u32 preset)
768 /* addresses of the paged registers */
769 const u32 *page_addr = __bnx2x_get_page_addr_ar(bp);
770 /* number of paged registers */
771 int num_pages = __bnx2x_get_page_reg_num(bp);
772 /* write addresses */
773 const u32 *write_addr = __bnx2x_get_page_write_ar(bp);
774 /* number of write addresses */
775 int write_num = __bnx2x_get_page_write_num(bp);
776 /* read addresses info */
777 const struct reg_addr *read_addr = __bnx2x_get_page_read_ar(bp);
778 /* number of read addresses */
779 int read_num = __bnx2x_get_page_read_num(bp);
782 for (i = 0; i < num_pages; i++) {
783 for (j = 0; j < write_num; j++) {
784 REG_WR(bp, write_addr[j], page_addr[i]);
786 for (k = 0; k < read_num; k++) {
787 if (IS_REG_IN_PRESET(read_addr[k].presets,
789 size = read_addr[k].size;
790 for (n = 0; n < size; n++) {
791 addr = read_addr[k].addr + n*4;
792 *p++ = REG_RD(bp, addr);
800 static int __bnx2x_get_preset_regs(struct bnx2x *bp, u32 *p, u32 preset)
803 const struct wreg_addr *wreg_addr_p = NULL;
806 wreg_addr_p = &wreg_addr_e1;
807 else if (CHIP_IS_E1H(bp))
808 wreg_addr_p = &wreg_addr_e1h;
809 else if (CHIP_IS_E2(bp))
810 wreg_addr_p = &wreg_addr_e2;
811 else if (CHIP_IS_E3A0(bp))
812 wreg_addr_p = &wreg_addr_e3;
813 else if (CHIP_IS_E3B0(bp))
814 wreg_addr_p = &wreg_addr_e3b0;
816 /* Read the idle_chk registers */
817 for (i = 0; i < IDLE_REGS_COUNT; i++) {
818 if (bnx2x_is_reg_in_chip(bp, &idle_reg_addrs[i]) &&
819 IS_REG_IN_PRESET(idle_reg_addrs[i].presets, preset)) {
820 for (j = 0; j < idle_reg_addrs[i].size; j++)
821 *p++ = REG_RD(bp, idle_reg_addrs[i].addr + j*4);
825 /* Read the regular registers */
826 for (i = 0; i < REGS_COUNT; i++) {
827 if (bnx2x_is_reg_in_chip(bp, ®_addrs[i]) &&
828 IS_REG_IN_PRESET(reg_addrs[i].presets, preset)) {
829 for (j = 0; j < reg_addrs[i].size; j++)
830 *p++ = REG_RD(bp, reg_addrs[i].addr + j*4);
834 /* Read the CAM registers */
835 if (bnx2x_is_wreg_in_chip(bp, wreg_addr_p) &&
836 IS_REG_IN_PRESET(wreg_addr_p->presets, preset)) {
837 for (i = 0; i < wreg_addr_p->size; i++) {
838 *p++ = REG_RD(bp, wreg_addr_p->addr + i*4);
840 /* In case of wreg_addr register, read additional
841 registers from read_regs array
843 for (j = 0; j < wreg_addr_p->read_regs_count; j++) {
844 addr = *(wreg_addr_p->read_regs);
845 *p++ = REG_RD(bp, addr + j*4);
850 /* Paged registers are supported in E2 & E3 only */
851 if (CHIP_IS_E2(bp) || CHIP_IS_E3(bp)) {
852 /* Read "paged" registers */
853 bnx2x_read_pages_regs(bp, p, preset);
859 static void __bnx2x_get_regs(struct bnx2x *bp, u32 *p)
863 /* Read all registers, by reading all preset registers */
864 for (preset_idx = 1; preset_idx <= DUMP_MAX_PRESETS; preset_idx++) {
865 /* Skip presets with IOR */
866 if ((preset_idx == 2) ||
871 __bnx2x_get_preset_regs(bp, p, preset_idx);
872 p += __bnx2x_get_preset_regs_len(bp, preset_idx);
876 static void bnx2x_get_regs(struct net_device *dev,
877 struct ethtool_regs *regs, void *_p)
880 struct bnx2x *bp = netdev_priv(dev);
881 struct dump_header dump_hdr = {0};
884 memset(p, 0, regs->len);
886 if (!netif_running(bp->dev))
889 /* Disable parity attentions as long as following dump may
890 * cause false alarms by reading never written registers. We
891 * will re-enable parity attentions right after the dump.
894 /* Disable parity on path 0 */
895 bnx2x_pretend_func(bp, 0);
896 bnx2x_disable_blocks_parity(bp);
898 /* Disable parity on path 1 */
899 bnx2x_pretend_func(bp, 1);
900 bnx2x_disable_blocks_parity(bp);
902 /* Return to current function */
903 bnx2x_pretend_func(bp, BP_ABS_FUNC(bp));
905 dump_hdr.header_size = (sizeof(struct dump_header) / 4) - 1;
906 dump_hdr.preset = DUMP_ALL_PRESETS;
907 dump_hdr.version = BNX2X_DUMP_VERSION;
909 /* dump_meta_data presents OR of CHIP and PATH. */
910 if (CHIP_IS_E1(bp)) {
911 dump_hdr.dump_meta_data = DUMP_CHIP_E1;
912 } else if (CHIP_IS_E1H(bp)) {
913 dump_hdr.dump_meta_data = DUMP_CHIP_E1H;
914 } else if (CHIP_IS_E2(bp)) {
915 dump_hdr.dump_meta_data = DUMP_CHIP_E2 |
916 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
917 } else if (CHIP_IS_E3A0(bp)) {
918 dump_hdr.dump_meta_data = DUMP_CHIP_E3A0 |
919 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
920 } else if (CHIP_IS_E3B0(bp)) {
921 dump_hdr.dump_meta_data = DUMP_CHIP_E3B0 |
922 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
925 memcpy(p, &dump_hdr, sizeof(struct dump_header));
926 p += dump_hdr.header_size + 1;
928 /* Actually read the registers */
929 __bnx2x_get_regs(bp, p);
931 /* Re-enable parity attentions on path 0 */
932 bnx2x_pretend_func(bp, 0);
933 bnx2x_clear_blocks_parity(bp);
934 bnx2x_enable_blocks_parity(bp);
936 /* Re-enable parity attentions on path 1 */
937 bnx2x_pretend_func(bp, 1);
938 bnx2x_clear_blocks_parity(bp);
939 bnx2x_enable_blocks_parity(bp);
941 /* Return to current function */
942 bnx2x_pretend_func(bp, BP_ABS_FUNC(bp));
945 static int bnx2x_get_preset_regs_len(struct net_device *dev, u32 preset)
947 struct bnx2x *bp = netdev_priv(dev);
950 regdump_len = __bnx2x_get_preset_regs_len(bp, preset);
952 regdump_len += sizeof(struct dump_header);
957 static int bnx2x_set_dump(struct net_device *dev, struct ethtool_dump *val)
959 struct bnx2x *bp = netdev_priv(dev);
961 /* Use the ethtool_dump "flag" field as the dump preset index */
962 if (val->flag < 1 || val->flag > DUMP_MAX_PRESETS)
965 bp->dump_preset_idx = val->flag;
969 static int bnx2x_get_dump_flag(struct net_device *dev,
970 struct ethtool_dump *dump)
972 struct bnx2x *bp = netdev_priv(dev);
974 dump->version = BNX2X_DUMP_VERSION;
975 dump->flag = bp->dump_preset_idx;
976 /* Calculate the requested preset idx length */
977 dump->len = bnx2x_get_preset_regs_len(dev, bp->dump_preset_idx);
978 DP(BNX2X_MSG_ETHTOOL, "Get dump preset %d length=%d\n",
979 bp->dump_preset_idx, dump->len);
983 static int bnx2x_get_dump_data(struct net_device *dev,
984 struct ethtool_dump *dump,
988 struct bnx2x *bp = netdev_priv(dev);
989 struct dump_header dump_hdr = {0};
991 /* Disable parity attentions as long as following dump may
992 * cause false alarms by reading never written registers. We
993 * will re-enable parity attentions right after the dump.
996 /* Disable parity on path 0 */
997 bnx2x_pretend_func(bp, 0);
998 bnx2x_disable_blocks_parity(bp);
1000 /* Disable parity on path 1 */
1001 bnx2x_pretend_func(bp, 1);
1002 bnx2x_disable_blocks_parity(bp);
1004 /* Return to current function */
1005 bnx2x_pretend_func(bp, BP_ABS_FUNC(bp));
1007 dump_hdr.header_size = (sizeof(struct dump_header) / 4) - 1;
1008 dump_hdr.preset = bp->dump_preset_idx;
1009 dump_hdr.version = BNX2X_DUMP_VERSION;
1011 DP(BNX2X_MSG_ETHTOOL, "Get dump data of preset %d\n", dump_hdr.preset);
1013 /* dump_meta_data presents OR of CHIP and PATH. */
1014 if (CHIP_IS_E1(bp)) {
1015 dump_hdr.dump_meta_data = DUMP_CHIP_E1;
1016 } else if (CHIP_IS_E1H(bp)) {
1017 dump_hdr.dump_meta_data = DUMP_CHIP_E1H;
1018 } else if (CHIP_IS_E2(bp)) {
1019 dump_hdr.dump_meta_data = DUMP_CHIP_E2 |
1020 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
1021 } else if (CHIP_IS_E3A0(bp)) {
1022 dump_hdr.dump_meta_data = DUMP_CHIP_E3A0 |
1023 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
1024 } else if (CHIP_IS_E3B0(bp)) {
1025 dump_hdr.dump_meta_data = DUMP_CHIP_E3B0 |
1026 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
1029 memcpy(p, &dump_hdr, sizeof(struct dump_header));
1030 p += dump_hdr.header_size + 1;
1032 /* Actually read the registers */
1033 __bnx2x_get_preset_regs(bp, p, dump_hdr.preset);
1035 /* Re-enable parity attentions on path 0 */
1036 bnx2x_pretend_func(bp, 0);
1037 bnx2x_clear_blocks_parity(bp);
1038 bnx2x_enable_blocks_parity(bp);
1040 /* Re-enable parity attentions on path 1 */
1041 bnx2x_pretend_func(bp, 1);
1042 bnx2x_clear_blocks_parity(bp);
1043 bnx2x_enable_blocks_parity(bp);
1045 /* Return to current function */
1046 bnx2x_pretend_func(bp, BP_ABS_FUNC(bp));
1051 static void bnx2x_get_drvinfo(struct net_device *dev,
1052 struct ethtool_drvinfo *info)
1054 struct bnx2x *bp = netdev_priv(dev);
1056 strlcpy(info->driver, DRV_MODULE_NAME, sizeof(info->driver));
1057 strlcpy(info->version, DRV_MODULE_VERSION, sizeof(info->version));
1059 bnx2x_fill_fw_str(bp, info->fw_version, sizeof(info->fw_version));
1061 strlcpy(info->bus_info, pci_name(bp->pdev), sizeof(info->bus_info));
1062 info->n_stats = BNX2X_NUM_STATS;
1063 info->testinfo_len = BNX2X_NUM_TESTS(bp);
1064 info->eedump_len = bp->common.flash_size;
1065 info->regdump_len = bnx2x_get_regs_len(dev);
1068 static void bnx2x_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
1070 struct bnx2x *bp = netdev_priv(dev);
1072 if (bp->flags & NO_WOL_FLAG) {
1076 wol->supported = WAKE_MAGIC;
1078 wol->wolopts = WAKE_MAGIC;
1082 memset(&wol->sopass, 0, sizeof(wol->sopass));
1085 static int bnx2x_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
1087 struct bnx2x *bp = netdev_priv(dev);
1089 if (wol->wolopts & ~WAKE_MAGIC) {
1090 DP(BNX2X_MSG_ETHTOOL, "WOL not supported\n");
1094 if (wol->wolopts & WAKE_MAGIC) {
1095 if (bp->flags & NO_WOL_FLAG) {
1096 DP(BNX2X_MSG_ETHTOOL, "WOL not supported\n");
1106 static u32 bnx2x_get_msglevel(struct net_device *dev)
1108 struct bnx2x *bp = netdev_priv(dev);
1110 return bp->msg_enable;
1113 static void bnx2x_set_msglevel(struct net_device *dev, u32 level)
1115 struct bnx2x *bp = netdev_priv(dev);
1117 if (capable(CAP_NET_ADMIN)) {
1118 /* dump MCP trace */
1119 if (IS_PF(bp) && (level & BNX2X_MSG_MCP))
1120 bnx2x_fw_dump_lvl(bp, KERN_INFO);
1121 bp->msg_enable = level;
1125 static int bnx2x_nway_reset(struct net_device *dev)
1127 struct bnx2x *bp = netdev_priv(dev);
1132 if (netif_running(dev)) {
1133 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
1134 bnx2x_force_link_reset(bp);
1141 static u32 bnx2x_get_link(struct net_device *dev)
1143 struct bnx2x *bp = netdev_priv(dev);
1145 if (bp->flags & MF_FUNC_DIS || (bp->state != BNX2X_STATE_OPEN))
1148 return bp->link_vars.link_up;
1151 static int bnx2x_get_eeprom_len(struct net_device *dev)
1153 struct bnx2x *bp = netdev_priv(dev);
1155 return bp->common.flash_size;
1158 /* Per pf misc lock must be acquired before the per port mcp lock. Otherwise,
1159 * had we done things the other way around, if two pfs from the same port would
1160 * attempt to access nvram at the same time, we could run into a scenario such
1162 * pf A takes the port lock.
1163 * pf B succeeds in taking the same lock since they are from the same port.
1164 * pf A takes the per pf misc lock. Performs eeprom access.
1165 * pf A finishes. Unlocks the per pf misc lock.
1166 * Pf B takes the lock and proceeds to perform it's own access.
1167 * pf A unlocks the per port lock, while pf B is still working (!).
1168 * mcp takes the per port lock and corrupts pf B's access (and/or has it's own
1169 * access corrupted by pf B)
1171 static int bnx2x_acquire_nvram_lock(struct bnx2x *bp)
1173 int port = BP_PORT(bp);
1177 /* acquire HW lock: protect against other PFs in PF Direct Assignment */
1178 bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_NVRAM);
1180 /* adjust timeout for emulation/FPGA */
1181 count = BNX2X_NVRAM_TIMEOUT_COUNT;
1182 if (CHIP_REV_IS_SLOW(bp))
1185 /* request access to nvram interface */
1186 REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB,
1187 (MCPR_NVM_SW_ARB_ARB_REQ_SET1 << port));
1189 for (i = 0; i < count*10; i++) {
1190 val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB);
1191 if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))
1197 if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) {
1198 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1199 "cannot get access to nvram interface\n");
1206 static int bnx2x_release_nvram_lock(struct bnx2x *bp)
1208 int port = BP_PORT(bp);
1212 /* adjust timeout for emulation/FPGA */
1213 count = BNX2X_NVRAM_TIMEOUT_COUNT;
1214 if (CHIP_REV_IS_SLOW(bp))
1217 /* relinquish nvram interface */
1218 REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB,
1219 (MCPR_NVM_SW_ARB_ARB_REQ_CLR1 << port));
1221 for (i = 0; i < count*10; i++) {
1222 val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB);
1223 if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)))
1229 if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) {
1230 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1231 "cannot free access to nvram interface\n");
1235 /* release HW lock: protect against other PFs in PF Direct Assignment */
1236 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_NVRAM);
1240 static void bnx2x_enable_nvram_access(struct bnx2x *bp)
1244 val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE);
1246 /* enable both bits, even on read */
1247 REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE,
1248 (val | MCPR_NVM_ACCESS_ENABLE_EN |
1249 MCPR_NVM_ACCESS_ENABLE_WR_EN));
1252 static void bnx2x_disable_nvram_access(struct bnx2x *bp)
1256 val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE);
1258 /* disable both bits, even after read */
1259 REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE,
1260 (val & ~(MCPR_NVM_ACCESS_ENABLE_EN |
1261 MCPR_NVM_ACCESS_ENABLE_WR_EN)));
1264 static int bnx2x_nvram_read_dword(struct bnx2x *bp, u32 offset, __be32 *ret_val,
1270 /* build the command word */
1271 cmd_flags |= MCPR_NVM_COMMAND_DOIT;
1273 /* need to clear DONE bit separately */
1274 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE);
1276 /* address of the NVRAM to read from */
1277 REG_WR(bp, MCP_REG_MCPR_NVM_ADDR,
1278 (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE));
1280 /* issue a read command */
1281 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags);
1283 /* adjust timeout for emulation/FPGA */
1284 count = BNX2X_NVRAM_TIMEOUT_COUNT;
1285 if (CHIP_REV_IS_SLOW(bp))
1288 /* wait for completion */
1291 for (i = 0; i < count; i++) {
1293 val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND);
1295 if (val & MCPR_NVM_COMMAND_DONE) {
1296 val = REG_RD(bp, MCP_REG_MCPR_NVM_READ);
1297 /* we read nvram data in cpu order
1298 * but ethtool sees it as an array of bytes
1299 * converting to big-endian will do the work
1301 *ret_val = cpu_to_be32(val);
1307 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1308 "nvram read timeout expired\n");
1312 static int bnx2x_nvram_read(struct bnx2x *bp, u32 offset, u8 *ret_buf,
1319 if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) {
1320 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1321 "Invalid parameter: offset 0x%x buf_size 0x%x\n",
1326 if (offset + buf_size > bp->common.flash_size) {
1327 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1328 "Invalid parameter: offset (0x%x) + buf_size (0x%x) > flash_size (0x%x)\n",
1329 offset, buf_size, bp->common.flash_size);
1333 /* request access to nvram interface */
1334 rc = bnx2x_acquire_nvram_lock(bp);
1338 /* enable access to nvram interface */
1339 bnx2x_enable_nvram_access(bp);
1341 /* read the first word(s) */
1342 cmd_flags = MCPR_NVM_COMMAND_FIRST;
1343 while ((buf_size > sizeof(u32)) && (rc == 0)) {
1344 rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags);
1345 memcpy(ret_buf, &val, 4);
1347 /* advance to the next dword */
1348 offset += sizeof(u32);
1349 ret_buf += sizeof(u32);
1350 buf_size -= sizeof(u32);
1355 cmd_flags |= MCPR_NVM_COMMAND_LAST;
1356 rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags);
1357 memcpy(ret_buf, &val, 4);
1360 /* disable access to nvram interface */
1361 bnx2x_disable_nvram_access(bp);
1362 bnx2x_release_nvram_lock(bp);
1367 static int bnx2x_nvram_read32(struct bnx2x *bp, u32 offset, u32 *buf,
1372 rc = bnx2x_nvram_read(bp, offset, (u8 *)buf, buf_size);
1375 __be32 *be = (__be32 *)buf;
1377 while ((buf_size -= 4) >= 0)
1378 *buf++ = be32_to_cpu(*be++);
1384 static bool bnx2x_is_nvm_accessible(struct bnx2x *bp)
1388 struct net_device *dev = pci_get_drvdata(bp->pdev);
1391 rc = pci_read_config_word(bp->pdev,
1392 bp->pm_cap + PCI_PM_CTRL, &pm);
1394 if ((rc && !netif_running(dev)) ||
1395 (!rc && ((pm & PCI_PM_CTRL_STATE_MASK) != (__force u16)PCI_D0)))
1401 static int bnx2x_get_eeprom(struct net_device *dev,
1402 struct ethtool_eeprom *eeprom, u8 *eebuf)
1404 struct bnx2x *bp = netdev_priv(dev);
1406 if (!bnx2x_is_nvm_accessible(bp)) {
1407 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1408 "cannot access eeprom when the interface is down\n");
1412 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n"
1413 " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n",
1414 eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset,
1415 eeprom->len, eeprom->len);
1417 /* parameters already validated in ethtool_get_eeprom */
1419 return bnx2x_nvram_read(bp, eeprom->offset, eebuf, eeprom->len);
1422 static int bnx2x_get_module_eeprom(struct net_device *dev,
1423 struct ethtool_eeprom *ee,
1426 struct bnx2x *bp = netdev_priv(dev);
1427 int rc = -EINVAL, phy_idx;
1428 u8 *user_data = data;
1429 unsigned int start_addr = ee->offset, xfer_size = 0;
1431 if (!bnx2x_is_nvm_accessible(bp)) {
1432 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1433 "cannot access eeprom when the interface is down\n");
1437 phy_idx = bnx2x_get_cur_phy_idx(bp);
1439 /* Read A0 section */
1440 if (start_addr < ETH_MODULE_SFF_8079_LEN) {
1441 /* Limit transfer size to the A0 section boundary */
1442 if (start_addr + ee->len > ETH_MODULE_SFF_8079_LEN)
1443 xfer_size = ETH_MODULE_SFF_8079_LEN - start_addr;
1445 xfer_size = ee->len;
1446 bnx2x_acquire_phy_lock(bp);
1447 rc = bnx2x_read_sfp_module_eeprom(&bp->link_params.phy[phy_idx],
1453 bnx2x_release_phy_lock(bp);
1455 DP(BNX2X_MSG_ETHTOOL, "Failed reading A0 section\n");
1459 user_data += xfer_size;
1460 start_addr += xfer_size;
1463 /* Read A2 section */
1464 if ((start_addr >= ETH_MODULE_SFF_8079_LEN) &&
1465 (start_addr < ETH_MODULE_SFF_8472_LEN)) {
1466 xfer_size = ee->len - xfer_size;
1467 /* Limit transfer size to the A2 section boundary */
1468 if (start_addr + xfer_size > ETH_MODULE_SFF_8472_LEN)
1469 xfer_size = ETH_MODULE_SFF_8472_LEN - start_addr;
1470 start_addr -= ETH_MODULE_SFF_8079_LEN;
1471 bnx2x_acquire_phy_lock(bp);
1472 rc = bnx2x_read_sfp_module_eeprom(&bp->link_params.phy[phy_idx],
1478 bnx2x_release_phy_lock(bp);
1480 DP(BNX2X_MSG_ETHTOOL, "Failed reading A2 section\n");
1487 static int bnx2x_get_module_info(struct net_device *dev,
1488 struct ethtool_modinfo *modinfo)
1490 struct bnx2x *bp = netdev_priv(dev);
1492 u8 sff8472_comp, diag_type;
1494 if (!bnx2x_is_nvm_accessible(bp)) {
1495 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1496 "cannot access eeprom when the interface is down\n");
1499 phy_idx = bnx2x_get_cur_phy_idx(bp);
1500 bnx2x_acquire_phy_lock(bp);
1501 rc = bnx2x_read_sfp_module_eeprom(&bp->link_params.phy[phy_idx],
1504 SFP_EEPROM_SFF_8472_COMP_ADDR,
1505 SFP_EEPROM_SFF_8472_COMP_SIZE,
1507 bnx2x_release_phy_lock(bp);
1509 DP(BNX2X_MSG_ETHTOOL, "Failed reading SFF-8472 comp field\n");
1513 bnx2x_acquire_phy_lock(bp);
1514 rc = bnx2x_read_sfp_module_eeprom(&bp->link_params.phy[phy_idx],
1517 SFP_EEPROM_DIAG_TYPE_ADDR,
1518 SFP_EEPROM_DIAG_TYPE_SIZE,
1520 bnx2x_release_phy_lock(bp);
1522 DP(BNX2X_MSG_ETHTOOL, "Failed reading Diag Type field\n");
1526 if (!sff8472_comp ||
1527 (diag_type & SFP_EEPROM_DIAG_ADDR_CHANGE_REQ)) {
1528 modinfo->type = ETH_MODULE_SFF_8079;
1529 modinfo->eeprom_len = ETH_MODULE_SFF_8079_LEN;
1531 modinfo->type = ETH_MODULE_SFF_8472;
1532 modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN;
1537 static int bnx2x_nvram_write_dword(struct bnx2x *bp, u32 offset, u32 val,
1542 /* build the command word */
1543 cmd_flags |= MCPR_NVM_COMMAND_DOIT | MCPR_NVM_COMMAND_WR;
1545 /* need to clear DONE bit separately */
1546 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE);
1548 /* write the data */
1549 REG_WR(bp, MCP_REG_MCPR_NVM_WRITE, val);
1551 /* address of the NVRAM to write to */
1552 REG_WR(bp, MCP_REG_MCPR_NVM_ADDR,
1553 (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE));
1555 /* issue the write command */
1556 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags);
1558 /* adjust timeout for emulation/FPGA */
1559 count = BNX2X_NVRAM_TIMEOUT_COUNT;
1560 if (CHIP_REV_IS_SLOW(bp))
1563 /* wait for completion */
1565 for (i = 0; i < count; i++) {
1567 val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND);
1568 if (val & MCPR_NVM_COMMAND_DONE) {
1575 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1576 "nvram write timeout expired\n");
1580 #define BYTE_OFFSET(offset) (8 * (offset & 0x03))
1582 static int bnx2x_nvram_write1(struct bnx2x *bp, u32 offset, u8 *data_buf,
1586 u32 cmd_flags, align_offset, val;
1589 if (offset + buf_size > bp->common.flash_size) {
1590 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1591 "Invalid parameter: offset (0x%x) + buf_size (0x%x) > flash_size (0x%x)\n",
1592 offset, buf_size, bp->common.flash_size);
1596 /* request access to nvram interface */
1597 rc = bnx2x_acquire_nvram_lock(bp);
1601 /* enable access to nvram interface */
1602 bnx2x_enable_nvram_access(bp);
1604 cmd_flags = (MCPR_NVM_COMMAND_FIRST | MCPR_NVM_COMMAND_LAST);
1605 align_offset = (offset & ~0x03);
1606 rc = bnx2x_nvram_read_dword(bp, align_offset, &val_be, cmd_flags);
1609 /* nvram data is returned as an array of bytes
1610 * convert it back to cpu order
1612 val = be32_to_cpu(val_be);
1614 val &= ~le32_to_cpu((__force __le32)
1615 (0xff << BYTE_OFFSET(offset)));
1616 val |= le32_to_cpu((__force __le32)
1617 (*data_buf << BYTE_OFFSET(offset)));
1619 rc = bnx2x_nvram_write_dword(bp, align_offset, val,
1623 /* disable access to nvram interface */
1624 bnx2x_disable_nvram_access(bp);
1625 bnx2x_release_nvram_lock(bp);
1630 static int bnx2x_nvram_write(struct bnx2x *bp, u32 offset, u8 *data_buf,
1638 if (buf_size == 1) /* ethtool */
1639 return bnx2x_nvram_write1(bp, offset, data_buf, buf_size);
1641 if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) {
1642 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1643 "Invalid parameter: offset 0x%x buf_size 0x%x\n",
1648 if (offset + buf_size > bp->common.flash_size) {
1649 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1650 "Invalid parameter: offset (0x%x) + buf_size (0x%x) > flash_size (0x%x)\n",
1651 offset, buf_size, bp->common.flash_size);
1655 /* request access to nvram interface */
1656 rc = bnx2x_acquire_nvram_lock(bp);
1660 /* enable access to nvram interface */
1661 bnx2x_enable_nvram_access(bp);
1664 cmd_flags = MCPR_NVM_COMMAND_FIRST;
1665 while ((written_so_far < buf_size) && (rc == 0)) {
1666 if (written_so_far == (buf_size - sizeof(u32)))
1667 cmd_flags |= MCPR_NVM_COMMAND_LAST;
1668 else if (((offset + 4) % BNX2X_NVRAM_PAGE_SIZE) == 0)
1669 cmd_flags |= MCPR_NVM_COMMAND_LAST;
1670 else if ((offset % BNX2X_NVRAM_PAGE_SIZE) == 0)
1671 cmd_flags |= MCPR_NVM_COMMAND_FIRST;
1673 memcpy(&val, data_buf, 4);
1675 rc = bnx2x_nvram_write_dword(bp, offset, val, cmd_flags);
1677 /* advance to the next dword */
1678 offset += sizeof(u32);
1679 data_buf += sizeof(u32);
1680 written_so_far += sizeof(u32);
1684 /* disable access to nvram interface */
1685 bnx2x_disable_nvram_access(bp);
1686 bnx2x_release_nvram_lock(bp);
1691 static int bnx2x_set_eeprom(struct net_device *dev,
1692 struct ethtool_eeprom *eeprom, u8 *eebuf)
1694 struct bnx2x *bp = netdev_priv(dev);
1695 int port = BP_PORT(bp);
1699 if (!bnx2x_is_nvm_accessible(bp)) {
1700 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1701 "cannot access eeprom when the interface is down\n");
1705 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n"
1706 " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n",
1707 eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset,
1708 eeprom->len, eeprom->len);
1710 /* parameters already validated in ethtool_set_eeprom */
1712 /* PHY eeprom can be accessed only by the PMF */
1713 if ((eeprom->magic >= 0x50485900) && (eeprom->magic <= 0x504859FF) &&
1715 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1716 "wrong magic or interface is not pmf\n");
1722 dev_info.port_hw_config[port].external_phy_config);
1724 if (eeprom->magic == 0x50485950) {
1725 /* 'PHYP' (0x50485950): prepare phy for FW upgrade */
1726 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
1728 bnx2x_acquire_phy_lock(bp);
1729 rc |= bnx2x_link_reset(&bp->link_params,
1731 if (XGXS_EXT_PHY_TYPE(ext_phy_config) ==
1732 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101)
1733 bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
1734 MISC_REGISTERS_GPIO_HIGH, port);
1735 bnx2x_release_phy_lock(bp);
1736 bnx2x_link_report(bp);
1738 } else if (eeprom->magic == 0x50485952) {
1739 /* 'PHYR' (0x50485952): re-init link after FW upgrade */
1740 if (bp->state == BNX2X_STATE_OPEN) {
1741 bnx2x_acquire_phy_lock(bp);
1742 rc |= bnx2x_link_reset(&bp->link_params,
1745 rc |= bnx2x_phy_init(&bp->link_params,
1747 bnx2x_release_phy_lock(bp);
1748 bnx2x_calc_fc_adv(bp);
1750 } else if (eeprom->magic == 0x53985943) {
1751 /* 'PHYC' (0x53985943): PHY FW upgrade completed */
1752 if (XGXS_EXT_PHY_TYPE(ext_phy_config) ==
1753 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101) {
1755 /* DSP Remove Download Mode */
1756 bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
1757 MISC_REGISTERS_GPIO_LOW, port);
1759 bnx2x_acquire_phy_lock(bp);
1761 bnx2x_sfx7101_sp_sw_reset(bp,
1762 &bp->link_params.phy[EXT_PHY1]);
1764 /* wait 0.5 sec to allow it to run */
1766 bnx2x_ext_phy_hw_reset(bp, port);
1768 bnx2x_release_phy_lock(bp);
1771 rc = bnx2x_nvram_write(bp, eeprom->offset, eebuf, eeprom->len);
1776 static int bnx2x_get_coalesce(struct net_device *dev,
1777 struct ethtool_coalesce *coal)
1779 struct bnx2x *bp = netdev_priv(dev);
1781 memset(coal, 0, sizeof(struct ethtool_coalesce));
1783 coal->rx_coalesce_usecs = bp->rx_ticks;
1784 coal->tx_coalesce_usecs = bp->tx_ticks;
1789 static int bnx2x_set_coalesce(struct net_device *dev,
1790 struct ethtool_coalesce *coal)
1792 struct bnx2x *bp = netdev_priv(dev);
1794 bp->rx_ticks = (u16)coal->rx_coalesce_usecs;
1795 if (bp->rx_ticks > BNX2X_MAX_COALESCE_TOUT)
1796 bp->rx_ticks = BNX2X_MAX_COALESCE_TOUT;
1798 bp->tx_ticks = (u16)coal->tx_coalesce_usecs;
1799 if (bp->tx_ticks > BNX2X_MAX_COALESCE_TOUT)
1800 bp->tx_ticks = BNX2X_MAX_COALESCE_TOUT;
1802 if (netif_running(dev))
1803 bnx2x_update_coalesce(bp);
1808 static void bnx2x_get_ringparam(struct net_device *dev,
1809 struct ethtool_ringparam *ering)
1811 struct bnx2x *bp = netdev_priv(dev);
1813 ering->rx_max_pending = MAX_RX_AVAIL;
1815 if (bp->rx_ring_size)
1816 ering->rx_pending = bp->rx_ring_size;
1818 ering->rx_pending = MAX_RX_AVAIL;
1820 ering->tx_max_pending = IS_MF_FCOE_AFEX(bp) ? 0 : MAX_TX_AVAIL;
1821 ering->tx_pending = bp->tx_ring_size;
1824 static int bnx2x_set_ringparam(struct net_device *dev,
1825 struct ethtool_ringparam *ering)
1827 struct bnx2x *bp = netdev_priv(dev);
1829 DP(BNX2X_MSG_ETHTOOL,
1830 "set ring params command parameters: rx_pending = %d, tx_pending = %d\n",
1831 ering->rx_pending, ering->tx_pending);
1833 if (bp->recovery_state != BNX2X_RECOVERY_DONE) {
1834 DP(BNX2X_MSG_ETHTOOL,
1835 "Handling parity error recovery. Try again later\n");
1839 if ((ering->rx_pending > MAX_RX_AVAIL) ||
1840 (ering->rx_pending < (bp->disable_tpa ? MIN_RX_SIZE_NONTPA :
1841 MIN_RX_SIZE_TPA)) ||
1842 (ering->tx_pending > (IS_MF_FCOE_AFEX(bp) ? 0 : MAX_TX_AVAIL)) ||
1843 (ering->tx_pending <= MAX_SKB_FRAGS + 4)) {
1844 DP(BNX2X_MSG_ETHTOOL, "Command parameters not supported\n");
1848 bp->rx_ring_size = ering->rx_pending;
1849 bp->tx_ring_size = ering->tx_pending;
1851 return bnx2x_reload_if_running(dev);
1854 static void bnx2x_get_pauseparam(struct net_device *dev,
1855 struct ethtool_pauseparam *epause)
1857 struct bnx2x *bp = netdev_priv(dev);
1858 int cfg_idx = bnx2x_get_link_cfg_idx(bp);
1861 epause->autoneg = (bp->link_params.req_flow_ctrl[cfg_idx] ==
1862 BNX2X_FLOW_CTRL_AUTO);
1864 if (!epause->autoneg)
1865 cfg_reg = bp->link_params.req_flow_ctrl[cfg_idx];
1867 cfg_reg = bp->link_params.req_fc_auto_adv;
1869 epause->rx_pause = ((cfg_reg & BNX2X_FLOW_CTRL_RX) ==
1870 BNX2X_FLOW_CTRL_RX);
1871 epause->tx_pause = ((cfg_reg & BNX2X_FLOW_CTRL_TX) ==
1872 BNX2X_FLOW_CTRL_TX);
1874 DP(BNX2X_MSG_ETHTOOL, "ethtool_pauseparam: cmd %d\n"
1875 " autoneg %d rx_pause %d tx_pause %d\n",
1876 epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause);
1879 static int bnx2x_set_pauseparam(struct net_device *dev,
1880 struct ethtool_pauseparam *epause)
1882 struct bnx2x *bp = netdev_priv(dev);
1883 u32 cfg_idx = bnx2x_get_link_cfg_idx(bp);
1887 DP(BNX2X_MSG_ETHTOOL, "ethtool_pauseparam: cmd %d\n"
1888 " autoneg %d rx_pause %d tx_pause %d\n",
1889 epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause);
1891 bp->link_params.req_flow_ctrl[cfg_idx] = BNX2X_FLOW_CTRL_AUTO;
1893 if (epause->rx_pause)
1894 bp->link_params.req_flow_ctrl[cfg_idx] |= BNX2X_FLOW_CTRL_RX;
1896 if (epause->tx_pause)
1897 bp->link_params.req_flow_ctrl[cfg_idx] |= BNX2X_FLOW_CTRL_TX;
1899 if (bp->link_params.req_flow_ctrl[cfg_idx] == BNX2X_FLOW_CTRL_AUTO)
1900 bp->link_params.req_flow_ctrl[cfg_idx] = BNX2X_FLOW_CTRL_NONE;
1902 if (epause->autoneg) {
1903 if (!(bp->port.supported[cfg_idx] & SUPPORTED_Autoneg)) {
1904 DP(BNX2X_MSG_ETHTOOL, "autoneg not supported\n");
1908 if (bp->link_params.req_line_speed[cfg_idx] == SPEED_AUTO_NEG) {
1909 bp->link_params.req_flow_ctrl[cfg_idx] =
1910 BNX2X_FLOW_CTRL_AUTO;
1912 bp->link_params.req_fc_auto_adv = 0;
1913 if (epause->rx_pause)
1914 bp->link_params.req_fc_auto_adv |= BNX2X_FLOW_CTRL_RX;
1916 if (epause->tx_pause)
1917 bp->link_params.req_fc_auto_adv |= BNX2X_FLOW_CTRL_TX;
1919 if (!bp->link_params.req_fc_auto_adv)
1920 bp->link_params.req_fc_auto_adv |= BNX2X_FLOW_CTRL_NONE;
1923 DP(BNX2X_MSG_ETHTOOL,
1924 "req_flow_ctrl 0x%x\n", bp->link_params.req_flow_ctrl[cfg_idx]);
1926 if (netif_running(dev)) {
1927 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
1934 static const char bnx2x_tests_str_arr[BNX2X_NUM_TESTS_SF][ETH_GSTRING_LEN] = {
1935 "register_test (offline) ",
1936 "memory_test (offline) ",
1937 "int_loopback_test (offline)",
1938 "ext_loopback_test (offline)",
1939 "nvram_test (online) ",
1940 "interrupt_test (online) ",
1941 "link_test (online) "
1945 BNX2X_PRI_FLAG_ISCSI,
1946 BNX2X_PRI_FLAG_FCOE,
1947 BNX2X_PRI_FLAG_STORAGE,
1951 static const char bnx2x_private_arr[BNX2X_PRI_FLAG_LEN][ETH_GSTRING_LEN] = {
1952 "iSCSI offload support",
1953 "FCoE offload support",
1954 "Storage only interface"
1957 static u32 bnx2x_eee_to_adv(u32 eee_adv)
1961 if (eee_adv & SHMEM_EEE_100M_ADV)
1962 modes |= ADVERTISED_100baseT_Full;
1963 if (eee_adv & SHMEM_EEE_1G_ADV)
1964 modes |= ADVERTISED_1000baseT_Full;
1965 if (eee_adv & SHMEM_EEE_10G_ADV)
1966 modes |= ADVERTISED_10000baseT_Full;
1971 static u32 bnx2x_adv_to_eee(u32 modes, u32 shift)
1974 if (modes & ADVERTISED_100baseT_Full)
1975 eee_adv |= SHMEM_EEE_100M_ADV;
1976 if (modes & ADVERTISED_1000baseT_Full)
1977 eee_adv |= SHMEM_EEE_1G_ADV;
1978 if (modes & ADVERTISED_10000baseT_Full)
1979 eee_adv |= SHMEM_EEE_10G_ADV;
1981 return eee_adv << shift;
1984 static int bnx2x_get_eee(struct net_device *dev, struct ethtool_eee *edata)
1986 struct bnx2x *bp = netdev_priv(dev);
1989 if (!SHMEM2_HAS(bp, eee_status[BP_PORT(bp)])) {
1990 DP(BNX2X_MSG_ETHTOOL, "BC Version does not support EEE\n");
1994 eee_cfg = bp->link_vars.eee_status;
1997 bnx2x_eee_to_adv((eee_cfg & SHMEM_EEE_SUPPORTED_MASK) >>
1998 SHMEM_EEE_SUPPORTED_SHIFT);
2001 bnx2x_eee_to_adv((eee_cfg & SHMEM_EEE_ADV_STATUS_MASK) >>
2002 SHMEM_EEE_ADV_STATUS_SHIFT);
2003 edata->lp_advertised =
2004 bnx2x_eee_to_adv((eee_cfg & SHMEM_EEE_LP_ADV_STATUS_MASK) >>
2005 SHMEM_EEE_LP_ADV_STATUS_SHIFT);
2007 /* SHMEM value is in 16u units --> Convert to 1u units. */
2008 edata->tx_lpi_timer = (eee_cfg & SHMEM_EEE_TIMER_MASK) << 4;
2010 edata->eee_enabled = (eee_cfg & SHMEM_EEE_REQUESTED_BIT) ? 1 : 0;
2011 edata->eee_active = (eee_cfg & SHMEM_EEE_ACTIVE_BIT) ? 1 : 0;
2012 edata->tx_lpi_enabled = (eee_cfg & SHMEM_EEE_LPI_REQUESTED_BIT) ? 1 : 0;
2017 static int bnx2x_set_eee(struct net_device *dev, struct ethtool_eee *edata)
2019 struct bnx2x *bp = netdev_priv(dev);
2026 if (!SHMEM2_HAS(bp, eee_status[BP_PORT(bp)])) {
2027 DP(BNX2X_MSG_ETHTOOL, "BC Version does not support EEE\n");
2031 eee_cfg = bp->link_vars.eee_status;
2033 if (!(eee_cfg & SHMEM_EEE_SUPPORTED_MASK)) {
2034 DP(BNX2X_MSG_ETHTOOL, "Board does not support EEE!\n");
2038 advertised = bnx2x_adv_to_eee(edata->advertised,
2039 SHMEM_EEE_ADV_STATUS_SHIFT);
2040 if ((advertised != (eee_cfg & SHMEM_EEE_ADV_STATUS_MASK))) {
2041 DP(BNX2X_MSG_ETHTOOL,
2042 "Direct manipulation of EEE advertisement is not supported\n");
2046 if (edata->tx_lpi_timer > EEE_MODE_TIMER_MASK) {
2047 DP(BNX2X_MSG_ETHTOOL,
2048 "Maximal Tx Lpi timer supported is %x(u)\n",
2049 EEE_MODE_TIMER_MASK);
2052 if (edata->tx_lpi_enabled &&
2053 (edata->tx_lpi_timer < EEE_MODE_NVRAM_AGGRESSIVE_TIME)) {
2054 DP(BNX2X_MSG_ETHTOOL,
2055 "Minimal Tx Lpi timer supported is %d(u)\n",
2056 EEE_MODE_NVRAM_AGGRESSIVE_TIME);
2060 /* All is well; Apply changes*/
2061 if (edata->eee_enabled)
2062 bp->link_params.eee_mode |= EEE_MODE_ADV_LPI;
2064 bp->link_params.eee_mode &= ~EEE_MODE_ADV_LPI;
2066 if (edata->tx_lpi_enabled)
2067 bp->link_params.eee_mode |= EEE_MODE_ENABLE_LPI;
2069 bp->link_params.eee_mode &= ~EEE_MODE_ENABLE_LPI;
2071 bp->link_params.eee_mode &= ~EEE_MODE_TIMER_MASK;
2072 bp->link_params.eee_mode |= (edata->tx_lpi_timer &
2073 EEE_MODE_TIMER_MASK) |
2074 EEE_MODE_OVERRIDE_NVRAM |
2075 EEE_MODE_OUTPUT_TIME;
2077 /* Restart link to propagate changes */
2078 if (netif_running(dev)) {
2079 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
2080 bnx2x_force_link_reset(bp);
2088 BNX2X_CHIP_E1_OFST = 0,
2089 BNX2X_CHIP_E1H_OFST,
2092 BNX2X_CHIP_E3B0_OFST,
2096 #define BNX2X_CHIP_MASK_E1 (1 << BNX2X_CHIP_E1_OFST)
2097 #define BNX2X_CHIP_MASK_E1H (1 << BNX2X_CHIP_E1H_OFST)
2098 #define BNX2X_CHIP_MASK_E2 (1 << BNX2X_CHIP_E2_OFST)
2099 #define BNX2X_CHIP_MASK_E3 (1 << BNX2X_CHIP_E3_OFST)
2100 #define BNX2X_CHIP_MASK_E3B0 (1 << BNX2X_CHIP_E3B0_OFST)
2102 #define BNX2X_CHIP_MASK_ALL ((1 << BNX2X_CHIP_MAX_OFST) - 1)
2103 #define BNX2X_CHIP_MASK_E1X (BNX2X_CHIP_MASK_E1 | BNX2X_CHIP_MASK_E1H)
2105 static int bnx2x_test_registers(struct bnx2x *bp)
2107 int idx, i, rc = -ENODEV;
2109 int port = BP_PORT(bp);
2110 static const struct {
2116 /* 0 */ { BNX2X_CHIP_MASK_ALL,
2117 BRB1_REG_PAUSE_LOW_THRESHOLD_0, 4, 0x000003ff },
2118 { BNX2X_CHIP_MASK_ALL,
2119 DORQ_REG_DB_ADDR0, 4, 0xffffffff },
2120 { BNX2X_CHIP_MASK_E1X,
2121 HC_REG_AGG_INT_0, 4, 0x000003ff },
2122 { BNX2X_CHIP_MASK_ALL,
2123 PBF_REG_MAC_IF0_ENABLE, 4, 0x00000001 },
2124 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2 | BNX2X_CHIP_MASK_E3,
2125 PBF_REG_P0_INIT_CRD, 4, 0x000007ff },
2126 { BNX2X_CHIP_MASK_E3B0,
2127 PBF_REG_INIT_CRD_Q0, 4, 0x000007ff },
2128 { BNX2X_CHIP_MASK_ALL,
2129 PRS_REG_CID_PORT_0, 4, 0x00ffffff },
2130 { BNX2X_CHIP_MASK_ALL,
2131 PXP2_REG_PSWRQ_CDU0_L2P, 4, 0x000fffff },
2132 { BNX2X_CHIP_MASK_ALL,
2133 PXP2_REG_RQ_CDU0_EFIRST_MEM_ADDR, 8, 0x0003ffff },
2134 { BNX2X_CHIP_MASK_ALL,
2135 PXP2_REG_PSWRQ_TM0_L2P, 4, 0x000fffff },
2136 /* 10 */ { BNX2X_CHIP_MASK_ALL,
2137 PXP2_REG_RQ_USDM0_EFIRST_MEM_ADDR, 8, 0x0003ffff },
2138 { BNX2X_CHIP_MASK_ALL,
2139 PXP2_REG_PSWRQ_TSDM0_L2P, 4, 0x000fffff },
2140 { BNX2X_CHIP_MASK_ALL,
2141 QM_REG_CONNNUM_0, 4, 0x000fffff },
2142 { BNX2X_CHIP_MASK_ALL,
2143 TM_REG_LIN0_MAX_ACTIVE_CID, 4, 0x0003ffff },
2144 { BNX2X_CHIP_MASK_ALL,
2145 SRC_REG_KEYRSS0_0, 40, 0xffffffff },
2146 { BNX2X_CHIP_MASK_ALL,
2147 SRC_REG_KEYRSS0_7, 40, 0xffffffff },
2148 { BNX2X_CHIP_MASK_ALL,
2149 XCM_REG_WU_DA_SET_TMR_CNT_FLG_CMD00, 4, 0x00000001 },
2150 { BNX2X_CHIP_MASK_ALL,
2151 XCM_REG_WU_DA_CNT_CMD00, 4, 0x00000003 },
2152 { BNX2X_CHIP_MASK_ALL,
2153 XCM_REG_GLB_DEL_ACK_MAX_CNT_0, 4, 0x000000ff },
2154 { BNX2X_CHIP_MASK_ALL,
2155 NIG_REG_LLH0_T_BIT, 4, 0x00000001 },
2156 /* 20 */ { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2157 NIG_REG_EMAC0_IN_EN, 4, 0x00000001 },
2158 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2159 NIG_REG_BMAC0_IN_EN, 4, 0x00000001 },
2160 { BNX2X_CHIP_MASK_ALL,
2161 NIG_REG_XCM0_OUT_EN, 4, 0x00000001 },
2162 { BNX2X_CHIP_MASK_ALL,
2163 NIG_REG_BRB0_OUT_EN, 4, 0x00000001 },
2164 { BNX2X_CHIP_MASK_ALL,
2165 NIG_REG_LLH0_XCM_MASK, 4, 0x00000007 },
2166 { BNX2X_CHIP_MASK_ALL,
2167 NIG_REG_LLH0_ACPI_PAT_6_LEN, 68, 0x000000ff },
2168 { BNX2X_CHIP_MASK_ALL,
2169 NIG_REG_LLH0_ACPI_PAT_0_CRC, 68, 0xffffffff },
2170 { BNX2X_CHIP_MASK_ALL,
2171 NIG_REG_LLH0_DEST_MAC_0_0, 160, 0xffffffff },
2172 { BNX2X_CHIP_MASK_ALL,
2173 NIG_REG_LLH0_DEST_IP_0_1, 160, 0xffffffff },
2174 { BNX2X_CHIP_MASK_ALL,
2175 NIG_REG_LLH0_IPV4_IPV6_0, 160, 0x00000001 },
2176 /* 30 */ { BNX2X_CHIP_MASK_ALL,
2177 NIG_REG_LLH0_DEST_UDP_0, 160, 0x0000ffff },
2178 { BNX2X_CHIP_MASK_ALL,
2179 NIG_REG_LLH0_DEST_TCP_0, 160, 0x0000ffff },
2180 { BNX2X_CHIP_MASK_ALL,
2181 NIG_REG_LLH0_VLAN_ID_0, 160, 0x00000fff },
2182 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2183 NIG_REG_XGXS_SERDES0_MODE_SEL, 4, 0x00000001 },
2184 { BNX2X_CHIP_MASK_ALL,
2185 NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0, 4, 0x00000001},
2186 { BNX2X_CHIP_MASK_ALL,
2187 NIG_REG_STATUS_INTERRUPT_PORT0, 4, 0x07ffffff },
2188 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2189 NIG_REG_XGXS0_CTRL_EXTREMOTEMDIOST, 24, 0x00000001 },
2190 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2191 NIG_REG_SERDES0_CTRL_PHY_ADDR, 16, 0x0000001f },
2193 { BNX2X_CHIP_MASK_ALL, 0xffffffff, 0, 0x00000000 }
2196 if (!bnx2x_is_nvm_accessible(bp)) {
2197 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2198 "cannot access eeprom when the interface is down\n");
2203 hw = BNX2X_CHIP_MASK_E1;
2204 else if (CHIP_IS_E1H(bp))
2205 hw = BNX2X_CHIP_MASK_E1H;
2206 else if (CHIP_IS_E2(bp))
2207 hw = BNX2X_CHIP_MASK_E2;
2208 else if (CHIP_IS_E3B0(bp))
2209 hw = BNX2X_CHIP_MASK_E3B0;
2211 hw = BNX2X_CHIP_MASK_E3;
2213 /* Repeat the test twice:
2214 * First by writing 0x00000000, second by writing 0xffffffff
2216 for (idx = 0; idx < 2; idx++) {
2223 wr_val = 0xffffffff;
2227 for (i = 0; reg_tbl[i].offset0 != 0xffffffff; i++) {
2228 u32 offset, mask, save_val, val;
2229 if (!(hw & reg_tbl[i].hw))
2232 offset = reg_tbl[i].offset0 + port*reg_tbl[i].offset1;
2233 mask = reg_tbl[i].mask;
2235 save_val = REG_RD(bp, offset);
2237 REG_WR(bp, offset, wr_val & mask);
2239 val = REG_RD(bp, offset);
2241 /* Restore the original register's value */
2242 REG_WR(bp, offset, save_val);
2244 /* verify value is as expected */
2245 if ((val & mask) != (wr_val & mask)) {
2246 DP(BNX2X_MSG_ETHTOOL,
2247 "offset 0x%x: val 0x%x != 0x%x mask 0x%x\n",
2248 offset, val, wr_val, mask);
2260 static int bnx2x_test_memory(struct bnx2x *bp)
2262 int i, j, rc = -ENODEV;
2264 static const struct {
2268 { CCM_REG_XX_DESCR_TABLE, CCM_REG_XX_DESCR_TABLE_SIZE },
2269 { CFC_REG_ACTIVITY_COUNTER, CFC_REG_ACTIVITY_COUNTER_SIZE },
2270 { CFC_REG_LINK_LIST, CFC_REG_LINK_LIST_SIZE },
2271 { DMAE_REG_CMD_MEM, DMAE_REG_CMD_MEM_SIZE },
2272 { TCM_REG_XX_DESCR_TABLE, TCM_REG_XX_DESCR_TABLE_SIZE },
2273 { UCM_REG_XX_DESCR_TABLE, UCM_REG_XX_DESCR_TABLE_SIZE },
2274 { XCM_REG_XX_DESCR_TABLE, XCM_REG_XX_DESCR_TABLE_SIZE },
2279 static const struct {
2282 u32 hw_mask[BNX2X_CHIP_MAX_OFST];
2284 { "CCM_PRTY_STS", CCM_REG_CCM_PRTY_STS,
2285 {0x3ffc0, 0, 0, 0} },
2286 { "CFC_PRTY_STS", CFC_REG_CFC_PRTY_STS,
2288 { "DMAE_PRTY_STS", DMAE_REG_DMAE_PRTY_STS,
2290 { "TCM_PRTY_STS", TCM_REG_TCM_PRTY_STS,
2291 {0x3ffc0, 0, 0, 0} },
2292 { "UCM_PRTY_STS", UCM_REG_UCM_PRTY_STS,
2293 {0x3ffc0, 0, 0, 0} },
2294 { "XCM_PRTY_STS", XCM_REG_XCM_PRTY_STS,
2295 {0x3ffc1, 0, 0, 0} },
2297 { NULL, 0xffffffff, {0, 0, 0, 0} }
2300 if (!bnx2x_is_nvm_accessible(bp)) {
2301 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2302 "cannot access eeprom when the interface is down\n");
2307 index = BNX2X_CHIP_E1_OFST;
2308 else if (CHIP_IS_E1H(bp))
2309 index = BNX2X_CHIP_E1H_OFST;
2310 else if (CHIP_IS_E2(bp))
2311 index = BNX2X_CHIP_E2_OFST;
2313 index = BNX2X_CHIP_E3_OFST;
2315 /* pre-Check the parity status */
2316 for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) {
2317 val = REG_RD(bp, prty_tbl[i].offset);
2318 if (val & ~(prty_tbl[i].hw_mask[index])) {
2319 DP(BNX2X_MSG_ETHTOOL,
2320 "%s is 0x%x\n", prty_tbl[i].name, val);
2325 /* Go through all the memories */
2326 for (i = 0; mem_tbl[i].offset != 0xffffffff; i++)
2327 for (j = 0; j < mem_tbl[i].size; j++)
2328 REG_RD(bp, mem_tbl[i].offset + j*4);
2330 /* Check the parity status */
2331 for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) {
2332 val = REG_RD(bp, prty_tbl[i].offset);
2333 if (val & ~(prty_tbl[i].hw_mask[index])) {
2334 DP(BNX2X_MSG_ETHTOOL,
2335 "%s is 0x%x\n", prty_tbl[i].name, val);
2346 static void bnx2x_wait_for_link(struct bnx2x *bp, u8 link_up, u8 is_serdes)
2351 while (bnx2x_link_test(bp, is_serdes) && cnt--)
2354 if (cnt <= 0 && bnx2x_link_test(bp, is_serdes))
2355 DP(BNX2X_MSG_ETHTOOL, "Timeout waiting for link up\n");
2358 while (!bp->link_vars.link_up && cnt--)
2361 if (cnt <= 0 && !bp->link_vars.link_up)
2362 DP(BNX2X_MSG_ETHTOOL,
2363 "Timeout waiting for link init\n");
2367 static int bnx2x_run_loopback(struct bnx2x *bp, int loopback_mode)
2369 unsigned int pkt_size, num_pkts, i;
2370 struct sk_buff *skb;
2371 unsigned char *packet;
2372 struct bnx2x_fastpath *fp_rx = &bp->fp[0];
2373 struct bnx2x_fastpath *fp_tx = &bp->fp[0];
2374 struct bnx2x_fp_txdata *txdata = fp_tx->txdata_ptr[0];
2375 u16 tx_start_idx, tx_idx;
2376 u16 rx_start_idx, rx_idx;
2377 u16 pkt_prod, bd_prod;
2378 struct sw_tx_bd *tx_buf;
2379 struct eth_tx_start_bd *tx_start_bd;
2381 union eth_rx_cqe *cqe;
2382 u8 cqe_fp_flags, cqe_fp_type;
2383 struct sw_rx_bd *rx_buf;
2387 struct netdev_queue *txq = netdev_get_tx_queue(bp->dev,
2390 /* check the loopback mode */
2391 switch (loopback_mode) {
2392 case BNX2X_PHY_LOOPBACK:
2393 if (bp->link_params.loopback_mode != LOOPBACK_XGXS) {
2394 DP(BNX2X_MSG_ETHTOOL, "PHY loopback not supported\n");
2398 case BNX2X_MAC_LOOPBACK:
2399 if (CHIP_IS_E3(bp)) {
2400 int cfg_idx = bnx2x_get_link_cfg_idx(bp);
2401 if (bp->port.supported[cfg_idx] &
2402 (SUPPORTED_10000baseT_Full |
2403 SUPPORTED_20000baseMLD2_Full |
2404 SUPPORTED_20000baseKR2_Full))
2405 bp->link_params.loopback_mode = LOOPBACK_XMAC;
2407 bp->link_params.loopback_mode = LOOPBACK_UMAC;
2409 bp->link_params.loopback_mode = LOOPBACK_BMAC;
2411 bnx2x_phy_init(&bp->link_params, &bp->link_vars);
2413 case BNX2X_EXT_LOOPBACK:
2414 if (bp->link_params.loopback_mode != LOOPBACK_EXT) {
2415 DP(BNX2X_MSG_ETHTOOL,
2416 "Can't configure external loopback\n");
2421 DP(BNX2X_MSG_ETHTOOL, "Command parameters not supported\n");
2425 /* prepare the loopback packet */
2426 pkt_size = (((bp->dev->mtu < ETH_MAX_PACKET_SIZE) ?
2427 bp->dev->mtu : ETH_MAX_PACKET_SIZE) + ETH_HLEN);
2428 skb = netdev_alloc_skb(bp->dev, fp_rx->rx_buf_size);
2430 DP(BNX2X_MSG_ETHTOOL, "Can't allocate skb\n");
2432 goto test_loopback_exit;
2434 packet = skb_put(skb, pkt_size);
2435 memcpy(packet, bp->dev->dev_addr, ETH_ALEN);
2436 memset(packet + ETH_ALEN, 0, ETH_ALEN);
2437 memset(packet + 2*ETH_ALEN, 0x77, (ETH_HLEN - 2*ETH_ALEN));
2438 for (i = ETH_HLEN; i < pkt_size; i++)
2439 packet[i] = (unsigned char) (i & 0xff);
2440 mapping = dma_map_single(&bp->pdev->dev, skb->data,
2441 skb_headlen(skb), DMA_TO_DEVICE);
2442 if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) {
2445 DP(BNX2X_MSG_ETHTOOL, "Unable to map SKB\n");
2446 goto test_loopback_exit;
2449 /* send the loopback packet */
2451 tx_start_idx = le16_to_cpu(*txdata->tx_cons_sb);
2452 rx_start_idx = le16_to_cpu(*fp_rx->rx_cons_sb);
2454 netdev_tx_sent_queue(txq, skb->len);
2456 pkt_prod = txdata->tx_pkt_prod++;
2457 tx_buf = &txdata->tx_buf_ring[TX_BD(pkt_prod)];
2458 tx_buf->first_bd = txdata->tx_bd_prod;
2462 bd_prod = TX_BD(txdata->tx_bd_prod);
2463 tx_start_bd = &txdata->tx_desc_ring[bd_prod].start_bd;
2464 tx_start_bd->addr_hi = cpu_to_le32(U64_HI(mapping));
2465 tx_start_bd->addr_lo = cpu_to_le32(U64_LO(mapping));
2466 tx_start_bd->nbd = cpu_to_le16(2); /* start + pbd */
2467 tx_start_bd->nbytes = cpu_to_le16(skb_headlen(skb));
2468 tx_start_bd->vlan_or_ethertype = cpu_to_le16(pkt_prod);
2469 tx_start_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_START_BD;
2470 SET_FLAG(tx_start_bd->general_data,
2471 ETH_TX_START_BD_HDR_NBDS,
2473 SET_FLAG(tx_start_bd->general_data,
2474 ETH_TX_START_BD_PARSE_NBDS,
2477 /* turn on parsing and get a BD */
2478 bd_prod = TX_BD(NEXT_TX_IDX(bd_prod));
2480 if (CHIP_IS_E1x(bp)) {
2481 u16 global_data = 0;
2482 struct eth_tx_parse_bd_e1x *pbd_e1x =
2483 &txdata->tx_desc_ring[bd_prod].parse_bd_e1x;
2484 memset(pbd_e1x, 0, sizeof(struct eth_tx_parse_bd_e1x));
2485 SET_FLAG(global_data,
2486 ETH_TX_PARSE_BD_E1X_ETH_ADDR_TYPE, UNICAST_ADDRESS);
2487 pbd_e1x->global_data = cpu_to_le16(global_data);
2489 u32 parsing_data = 0;
2490 struct eth_tx_parse_bd_e2 *pbd_e2 =
2491 &txdata->tx_desc_ring[bd_prod].parse_bd_e2;
2492 memset(pbd_e2, 0, sizeof(struct eth_tx_parse_bd_e2));
2493 SET_FLAG(parsing_data,
2494 ETH_TX_PARSE_BD_E2_ETH_ADDR_TYPE, UNICAST_ADDRESS);
2495 pbd_e2->parsing_data = cpu_to_le32(parsing_data);
2499 txdata->tx_db.data.prod += 2;
2501 DOORBELL(bp, txdata->cid, txdata->tx_db.raw);
2507 txdata->tx_bd_prod += 2; /* start + pbd */
2511 tx_idx = le16_to_cpu(*txdata->tx_cons_sb);
2512 if (tx_idx != tx_start_idx + num_pkts)
2513 goto test_loopback_exit;
2515 /* Unlike HC IGU won't generate an interrupt for status block
2516 * updates that have been performed while interrupts were
2519 if (bp->common.int_block == INT_BLOCK_IGU) {
2520 /* Disable local BHes to prevent a dead-lock situation between
2521 * sch_direct_xmit() and bnx2x_run_loopback() (calling
2522 * bnx2x_tx_int()), as both are taking netif_tx_lock().
2525 bnx2x_tx_int(bp, txdata);
2529 rx_idx = le16_to_cpu(*fp_rx->rx_cons_sb);
2530 if (rx_idx != rx_start_idx + num_pkts)
2531 goto test_loopback_exit;
2533 cqe = &fp_rx->rx_comp_ring[RCQ_BD(fp_rx->rx_comp_cons)];
2534 cqe_fp_flags = cqe->fast_path_cqe.type_error_flags;
2535 cqe_fp_type = cqe_fp_flags & ETH_FAST_PATH_RX_CQE_TYPE;
2536 if (!CQE_TYPE_FAST(cqe_fp_type) || (cqe_fp_flags & ETH_RX_ERROR_FALGS))
2537 goto test_loopback_rx_exit;
2539 len = le16_to_cpu(cqe->fast_path_cqe.pkt_len_or_gro_seg_len);
2540 if (len != pkt_size)
2541 goto test_loopback_rx_exit;
2543 rx_buf = &fp_rx->rx_buf_ring[RX_BD(fp_rx->rx_bd_cons)];
2544 dma_sync_single_for_cpu(&bp->pdev->dev,
2545 dma_unmap_addr(rx_buf, mapping),
2546 fp_rx->rx_buf_size, DMA_FROM_DEVICE);
2547 data = rx_buf->data + NET_SKB_PAD + cqe->fast_path_cqe.placement_offset;
2548 for (i = ETH_HLEN; i < pkt_size; i++)
2549 if (*(data + i) != (unsigned char) (i & 0xff))
2550 goto test_loopback_rx_exit;
2554 test_loopback_rx_exit:
2556 fp_rx->rx_bd_cons = NEXT_RX_IDX(fp_rx->rx_bd_cons);
2557 fp_rx->rx_bd_prod = NEXT_RX_IDX(fp_rx->rx_bd_prod);
2558 fp_rx->rx_comp_cons = NEXT_RCQ_IDX(fp_rx->rx_comp_cons);
2559 fp_rx->rx_comp_prod = NEXT_RCQ_IDX(fp_rx->rx_comp_prod);
2561 /* Update producers */
2562 bnx2x_update_rx_prod(bp, fp_rx, fp_rx->rx_bd_prod, fp_rx->rx_comp_prod,
2563 fp_rx->rx_sge_prod);
2566 bp->link_params.loopback_mode = LOOPBACK_NONE;
2571 static int bnx2x_test_loopback(struct bnx2x *bp)
2578 if (!netif_running(bp->dev))
2579 return BNX2X_LOOPBACK_FAILED;
2581 bnx2x_netif_stop(bp, 1);
2582 bnx2x_acquire_phy_lock(bp);
2584 res = bnx2x_run_loopback(bp, BNX2X_PHY_LOOPBACK);
2586 DP(BNX2X_MSG_ETHTOOL, " PHY loopback failed (res %d)\n", res);
2587 rc |= BNX2X_PHY_LOOPBACK_FAILED;
2590 res = bnx2x_run_loopback(bp, BNX2X_MAC_LOOPBACK);
2592 DP(BNX2X_MSG_ETHTOOL, " MAC loopback failed (res %d)\n", res);
2593 rc |= BNX2X_MAC_LOOPBACK_FAILED;
2596 bnx2x_release_phy_lock(bp);
2597 bnx2x_netif_start(bp);
2602 static int bnx2x_test_ext_loopback(struct bnx2x *bp)
2606 (bp->link_vars.link_status & LINK_STATUS_SERDES_LINK) > 0;
2611 if (!netif_running(bp->dev))
2612 return BNX2X_EXT_LOOPBACK_FAILED;
2614 bnx2x_nic_unload(bp, UNLOAD_NORMAL, false);
2615 rc = bnx2x_nic_load(bp, LOAD_LOOPBACK_EXT);
2617 DP(BNX2X_MSG_ETHTOOL,
2618 "Can't perform self-test, nic_load (for external lb) failed\n");
2621 bnx2x_wait_for_link(bp, 1, is_serdes);
2623 bnx2x_netif_stop(bp, 1);
2625 rc = bnx2x_run_loopback(bp, BNX2X_EXT_LOOPBACK);
2627 DP(BNX2X_MSG_ETHTOOL, "EXT loopback failed (res %d)\n", rc);
2629 bnx2x_netif_start(bp);
2635 u32 sram_start_addr;
2637 #define CODE_IMAGE_TYPE_MASK 0xf0800003
2638 #define CODE_IMAGE_VNTAG_PROFILES_DATA 0xd0000003
2639 #define CODE_IMAGE_LENGTH_MASK 0x007ffffc
2640 #define CODE_IMAGE_TYPE_EXTENDED_DIR 0xe0000000
2644 #define CODE_ENTRY_MAX 16
2645 #define CODE_ENTRY_EXTENDED_DIR_IDX 15
2646 #define MAX_IMAGES_IN_EXTENDED_DIR 64
2647 #define NVRAM_DIR_OFFSET 0x14
2649 #define EXTENDED_DIR_EXISTS(code) \
2650 ((code & CODE_IMAGE_TYPE_MASK) == CODE_IMAGE_TYPE_EXTENDED_DIR && \
2651 (code & CODE_IMAGE_LENGTH_MASK) != 0)
2653 #define CRC32_RESIDUAL 0xdebb20e3
2654 #define CRC_BUFF_SIZE 256
2656 static int bnx2x_nvram_crc(struct bnx2x *bp,
2662 int rc = 0, done = 0;
2664 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2665 "NVRAM CRC from 0x%08x to 0x%08x\n", offset, offset + size);
2667 while (done < size) {
2668 int count = min_t(int, size - done, CRC_BUFF_SIZE);
2670 rc = bnx2x_nvram_read(bp, offset + done, buff, count);
2675 crc = crc32_le(crc, buff, count);
2679 if (crc != CRC32_RESIDUAL)
2685 static int bnx2x_test_nvram_dir(struct bnx2x *bp,
2686 struct code_entry *entry,
2689 size_t size = entry->code_attribute & CODE_IMAGE_LENGTH_MASK;
2690 u32 type = entry->code_attribute & CODE_IMAGE_TYPE_MASK;
2693 /* Zero-length images and AFEX profiles do not have CRC */
2694 if (size == 0 || type == CODE_IMAGE_VNTAG_PROFILES_DATA)
2697 rc = bnx2x_nvram_crc(bp, entry->nvm_start_addr, size, buff);
2699 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2700 "image %x has failed crc test (rc %d)\n", type, rc);
2705 static int bnx2x_test_dir_entry(struct bnx2x *bp, u32 addr, u8 *buff)
2708 struct code_entry entry;
2710 rc = bnx2x_nvram_read32(bp, addr, (u32 *)&entry, sizeof(entry));
2714 return bnx2x_test_nvram_dir(bp, &entry, buff);
2717 static int bnx2x_test_nvram_ext_dirs(struct bnx2x *bp, u8 *buff)
2719 u32 rc, cnt, dir_offset = NVRAM_DIR_OFFSET;
2720 struct code_entry entry;
2723 rc = bnx2x_nvram_read32(bp,
2725 sizeof(entry) * CODE_ENTRY_EXTENDED_DIR_IDX,
2726 (u32 *)&entry, sizeof(entry));
2730 if (!EXTENDED_DIR_EXISTS(entry.code_attribute))
2733 rc = bnx2x_nvram_read32(bp, entry.nvm_start_addr,
2738 dir_offset = entry.nvm_start_addr + 8;
2740 for (i = 0; i < cnt && i < MAX_IMAGES_IN_EXTENDED_DIR; i++) {
2741 rc = bnx2x_test_dir_entry(bp, dir_offset +
2742 sizeof(struct code_entry) * i,
2751 static int bnx2x_test_nvram_dirs(struct bnx2x *bp, u8 *buff)
2753 u32 rc, dir_offset = NVRAM_DIR_OFFSET;
2756 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "NVRAM DIRS CRC test-set\n");
2758 for (i = 0; i < CODE_ENTRY_EXTENDED_DIR_IDX; i++) {
2759 rc = bnx2x_test_dir_entry(bp, dir_offset +
2760 sizeof(struct code_entry) * i,
2766 return bnx2x_test_nvram_ext_dirs(bp, buff);
2774 static int bnx2x_test_nvram_tbl(struct bnx2x *bp,
2775 const struct crc_pair *nvram_tbl, u8 *buf)
2779 for (i = 0; nvram_tbl[i].size; i++) {
2780 int rc = bnx2x_nvram_crc(bp, nvram_tbl[i].offset,
2781 nvram_tbl[i].size, buf);
2783 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2784 "nvram_tbl[%d] has failed crc test (rc %d)\n",
2793 static int bnx2x_test_nvram(struct bnx2x *bp)
2795 const struct crc_pair nvram_tbl[] = {
2796 { 0, 0x14 }, /* bootstrap */
2797 { 0x14, 0xec }, /* dir */
2798 { 0x100, 0x350 }, /* manuf_info */
2799 { 0x450, 0xf0 }, /* feature_info */
2800 { 0x640, 0x64 }, /* upgrade_key_info */
2801 { 0x708, 0x70 }, /* manuf_key_info */
2804 const struct crc_pair nvram_tbl2[] = {
2805 { 0x7e8, 0x350 }, /* manuf_info2 */
2806 { 0xb38, 0xf0 }, /* feature_info */
2817 buf = kmalloc(CRC_BUFF_SIZE, GFP_KERNEL);
2819 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "kmalloc failed\n");
2821 goto test_nvram_exit;
2824 rc = bnx2x_nvram_read32(bp, 0, &magic, sizeof(magic));
2826 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2827 "magic value read (rc %d)\n", rc);
2828 goto test_nvram_exit;
2831 if (magic != 0x669955aa) {
2832 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2833 "wrong magic value (0x%08x)\n", magic);
2835 goto test_nvram_exit;
2838 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "Port 0 CRC test-set\n");
2839 rc = bnx2x_test_nvram_tbl(bp, nvram_tbl, buf);
2841 goto test_nvram_exit;
2843 if (!CHIP_IS_E1x(bp) && !CHIP_IS_57811xx(bp)) {
2844 u32 hide = SHMEM_RD(bp, dev_info.shared_hw_config.config2) &
2845 SHARED_HW_CFG_HIDE_PORT1;
2848 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2849 "Port 1 CRC test-set\n");
2850 rc = bnx2x_test_nvram_tbl(bp, nvram_tbl2, buf);
2852 goto test_nvram_exit;
2856 rc = bnx2x_test_nvram_dirs(bp, buf);
2863 /* Send an EMPTY ramrod on the first queue */
2864 static int bnx2x_test_intr(struct bnx2x *bp)
2866 struct bnx2x_queue_state_params params = {NULL};
2868 if (!netif_running(bp->dev)) {
2869 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2870 "cannot access eeprom when the interface is down\n");
2874 params.q_obj = &bp->sp_objs->q_obj;
2875 params.cmd = BNX2X_Q_CMD_EMPTY;
2877 __set_bit(RAMROD_COMP_WAIT, ¶ms.ramrod_flags);
2879 return bnx2x_queue_state_change(bp, ¶ms);
2882 static void bnx2x_self_test(struct net_device *dev,
2883 struct ethtool_test *etest, u64 *buf)
2885 struct bnx2x *bp = netdev_priv(dev);
2886 u8 is_serdes, link_up;
2889 if (bp->recovery_state != BNX2X_RECOVERY_DONE) {
2891 "Handling parity error recovery. Try again later\n");
2892 etest->flags |= ETH_TEST_FL_FAILED;
2896 DP(BNX2X_MSG_ETHTOOL,
2897 "Self-test command parameters: offline = %d, external_lb = %d\n",
2898 (etest->flags & ETH_TEST_FL_OFFLINE),
2899 (etest->flags & ETH_TEST_FL_EXTERNAL_LB)>>2);
2901 memset(buf, 0, sizeof(u64) * BNX2X_NUM_TESTS(bp));
2903 if (!netif_running(dev)) {
2904 DP(BNX2X_MSG_ETHTOOL,
2905 "Can't perform self-test when interface is down\n");
2909 is_serdes = (bp->link_vars.link_status & LINK_STATUS_SERDES_LINK) > 0;
2910 link_up = bp->link_vars.link_up;
2911 /* offline tests are not supported in MF mode */
2912 if ((etest->flags & ETH_TEST_FL_OFFLINE) && !IS_MF(bp)) {
2913 int port = BP_PORT(bp);
2916 /* save current value of input enable for TX port IF */
2917 val = REG_RD(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4);
2918 /* disable input for TX port IF */
2919 REG_WR(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4, 0);
2921 bnx2x_nic_unload(bp, UNLOAD_NORMAL, false);
2922 rc = bnx2x_nic_load(bp, LOAD_DIAG);
2924 etest->flags |= ETH_TEST_FL_FAILED;
2925 DP(BNX2X_MSG_ETHTOOL,
2926 "Can't perform self-test, nic_load (for offline) failed\n");
2930 /* wait until link state is restored */
2931 bnx2x_wait_for_link(bp, 1, is_serdes);
2933 if (bnx2x_test_registers(bp) != 0) {
2935 etest->flags |= ETH_TEST_FL_FAILED;
2937 if (bnx2x_test_memory(bp) != 0) {
2939 etest->flags |= ETH_TEST_FL_FAILED;
2942 buf[2] = bnx2x_test_loopback(bp); /* internal LB */
2944 etest->flags |= ETH_TEST_FL_FAILED;
2946 if (etest->flags & ETH_TEST_FL_EXTERNAL_LB) {
2947 buf[3] = bnx2x_test_ext_loopback(bp); /* external LB */
2949 etest->flags |= ETH_TEST_FL_FAILED;
2950 etest->flags |= ETH_TEST_FL_EXTERNAL_LB_DONE;
2953 bnx2x_nic_unload(bp, UNLOAD_NORMAL, false);
2955 /* restore input for TX port IF */
2956 REG_WR(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4, val);
2957 rc = bnx2x_nic_load(bp, LOAD_NORMAL);
2959 etest->flags |= ETH_TEST_FL_FAILED;
2960 DP(BNX2X_MSG_ETHTOOL,
2961 "Can't perform self-test, nic_load (for online) failed\n");
2964 /* wait until link state is restored */
2965 bnx2x_wait_for_link(bp, link_up, is_serdes);
2967 if (bnx2x_test_nvram(bp) != 0) {
2972 etest->flags |= ETH_TEST_FL_FAILED;
2974 if (bnx2x_test_intr(bp) != 0) {
2979 etest->flags |= ETH_TEST_FL_FAILED;
2984 while (bnx2x_link_test(bp, is_serdes) && --cnt)
2993 etest->flags |= ETH_TEST_FL_FAILED;
2997 #define IS_PORT_STAT(i) \
2998 ((bnx2x_stats_arr[i].flags & STATS_FLAGS_BOTH) == STATS_FLAGS_PORT)
2999 #define IS_FUNC_STAT(i) (bnx2x_stats_arr[i].flags & STATS_FLAGS_FUNC)
3000 #define IS_MF_MODE_STAT(bp) \
3001 (IS_MF(bp) && !(bp->msg_enable & BNX2X_MSG_STATS))
3003 /* ethtool statistics are displayed for all regular ethernet queues and the
3004 * fcoe L2 queue if not disabled
3006 static int bnx2x_num_stat_queues(struct bnx2x *bp)
3008 return BNX2X_NUM_ETH_QUEUES(bp);
3011 static int bnx2x_get_sset_count(struct net_device *dev, int stringset)
3013 struct bnx2x *bp = netdev_priv(dev);
3014 int i, num_strings = 0;
3016 switch (stringset) {
3019 num_strings = bnx2x_num_stat_queues(bp) *
3023 if (IS_MF_MODE_STAT(bp)) {
3024 for (i = 0; i < BNX2X_NUM_STATS; i++)
3025 if (IS_FUNC_STAT(i))
3028 num_strings += BNX2X_NUM_STATS;
3033 return BNX2X_NUM_TESTS(bp);
3035 case ETH_SS_PRIV_FLAGS:
3036 return BNX2X_PRI_FLAG_LEN;
3043 static u32 bnx2x_get_private_flags(struct net_device *dev)
3045 struct bnx2x *bp = netdev_priv(dev);
3048 flags |= (!(bp->flags & NO_ISCSI_FLAG) ? 1 : 0) << BNX2X_PRI_FLAG_ISCSI;
3049 flags |= (!(bp->flags & NO_FCOE_FLAG) ? 1 : 0) << BNX2X_PRI_FLAG_FCOE;
3050 flags |= (!!IS_MF_STORAGE_ONLY(bp)) << BNX2X_PRI_FLAG_STORAGE;
3055 static void bnx2x_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
3057 struct bnx2x *bp = netdev_priv(dev);
3059 char queue_name[MAX_QUEUE_NAME_LEN+1];
3061 switch (stringset) {
3065 for_each_eth_queue(bp, i) {
3066 memset(queue_name, 0, sizeof(queue_name));
3067 sprintf(queue_name, "%d", i);
3068 for (j = 0; j < BNX2X_NUM_Q_STATS; j++)
3069 snprintf(buf + (k + j)*ETH_GSTRING_LEN,
3071 bnx2x_q_stats_arr[j].string,
3073 k += BNX2X_NUM_Q_STATS;
3077 for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) {
3078 if (IS_MF_MODE_STAT(bp) && IS_PORT_STAT(i))
3080 strcpy(buf + (k + j)*ETH_GSTRING_LEN,
3081 bnx2x_stats_arr[i].string);
3088 /* First 4 tests cannot be done in MF mode */
3093 memcpy(buf, bnx2x_tests_str_arr + start,
3094 ETH_GSTRING_LEN * BNX2X_NUM_TESTS(bp));
3097 case ETH_SS_PRIV_FLAGS:
3098 memcpy(buf, bnx2x_private_arr,
3099 ETH_GSTRING_LEN * BNX2X_PRI_FLAG_LEN);
3104 static void bnx2x_get_ethtool_stats(struct net_device *dev,
3105 struct ethtool_stats *stats, u64 *buf)
3107 struct bnx2x *bp = netdev_priv(dev);
3108 u32 *hw_stats, *offset;
3112 for_each_eth_queue(bp, i) {
3113 hw_stats = (u32 *)&bp->fp_stats[i].eth_q_stats;
3114 for (j = 0; j < BNX2X_NUM_Q_STATS; j++) {
3115 if (bnx2x_q_stats_arr[j].size == 0) {
3116 /* skip this counter */
3120 offset = (hw_stats +
3121 bnx2x_q_stats_arr[j].offset);
3122 if (bnx2x_q_stats_arr[j].size == 4) {
3123 /* 4-byte counter */
3124 buf[k + j] = (u64) *offset;
3127 /* 8-byte counter */
3128 buf[k + j] = HILO_U64(*offset, *(offset + 1));
3130 k += BNX2X_NUM_Q_STATS;
3134 hw_stats = (u32 *)&bp->eth_stats;
3135 for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) {
3136 if (IS_MF_MODE_STAT(bp) && IS_PORT_STAT(i))
3138 if (bnx2x_stats_arr[i].size == 0) {
3139 /* skip this counter */
3144 offset = (hw_stats + bnx2x_stats_arr[i].offset);
3145 if (bnx2x_stats_arr[i].size == 4) {
3146 /* 4-byte counter */
3147 buf[k + j] = (u64) *offset;
3151 /* 8-byte counter */
3152 buf[k + j] = HILO_U64(*offset, *(offset + 1));
3157 static int bnx2x_set_phys_id(struct net_device *dev,
3158 enum ethtool_phys_id_state state)
3160 struct bnx2x *bp = netdev_priv(dev);
3162 if (!bnx2x_is_nvm_accessible(bp)) {
3163 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
3164 "cannot access eeprom when the interface is down\n");
3169 case ETHTOOL_ID_ACTIVE:
3170 return 1; /* cycle on/off once per second */
3173 bnx2x_acquire_phy_lock(bp);
3174 bnx2x_set_led(&bp->link_params, &bp->link_vars,
3175 LED_MODE_ON, SPEED_1000);
3176 bnx2x_release_phy_lock(bp);
3179 case ETHTOOL_ID_OFF:
3180 bnx2x_acquire_phy_lock(bp);
3181 bnx2x_set_led(&bp->link_params, &bp->link_vars,
3182 LED_MODE_FRONT_PANEL_OFF, 0);
3183 bnx2x_release_phy_lock(bp);
3186 case ETHTOOL_ID_INACTIVE:
3187 bnx2x_acquire_phy_lock(bp);
3188 bnx2x_set_led(&bp->link_params, &bp->link_vars,
3190 bp->link_vars.line_speed);
3191 bnx2x_release_phy_lock(bp);
3197 static int bnx2x_get_rss_flags(struct bnx2x *bp, struct ethtool_rxnfc *info)
3199 switch (info->flow_type) {
3202 info->data = RXH_IP_SRC | RXH_IP_DST |
3203 RXH_L4_B_0_1 | RXH_L4_B_2_3;
3206 if (bp->rss_conf_obj.udp_rss_v4)
3207 info->data = RXH_IP_SRC | RXH_IP_DST |
3208 RXH_L4_B_0_1 | RXH_L4_B_2_3;
3210 info->data = RXH_IP_SRC | RXH_IP_DST;
3213 if (bp->rss_conf_obj.udp_rss_v6)
3214 info->data = RXH_IP_SRC | RXH_IP_DST |
3215 RXH_L4_B_0_1 | RXH_L4_B_2_3;
3217 info->data = RXH_IP_SRC | RXH_IP_DST;
3221 info->data = RXH_IP_SRC | RXH_IP_DST;
3231 static int bnx2x_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *info,
3232 u32 *rules __always_unused)
3234 struct bnx2x *bp = netdev_priv(dev);
3236 switch (info->cmd) {
3237 case ETHTOOL_GRXRINGS:
3238 info->data = BNX2X_NUM_ETH_QUEUES(bp);
3241 return bnx2x_get_rss_flags(bp, info);
3243 DP(BNX2X_MSG_ETHTOOL, "Command parameters not supported\n");
3248 static int bnx2x_set_rss_flags(struct bnx2x *bp, struct ethtool_rxnfc *info)
3250 int udp_rss_requested;
3252 DP(BNX2X_MSG_ETHTOOL,
3253 "Set rss flags command parameters: flow type = %d, data = %llu\n",
3254 info->flow_type, info->data);
3256 switch (info->flow_type) {
3259 /* For TCP only 4-tupple hash is supported */
3260 if (info->data ^ (RXH_IP_SRC | RXH_IP_DST |
3261 RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
3262 DP(BNX2X_MSG_ETHTOOL,
3263 "Command parameters not supported\n");
3270 /* For UDP either 2-tupple hash or 4-tupple hash is supported */
3271 if (info->data == (RXH_IP_SRC | RXH_IP_DST |
3272 RXH_L4_B_0_1 | RXH_L4_B_2_3))
3273 udp_rss_requested = 1;
3274 else if (info->data == (RXH_IP_SRC | RXH_IP_DST))
3275 udp_rss_requested = 0;
3278 if ((info->flow_type == UDP_V4_FLOW) &&
3279 (bp->rss_conf_obj.udp_rss_v4 != udp_rss_requested)) {
3280 bp->rss_conf_obj.udp_rss_v4 = udp_rss_requested;
3281 DP(BNX2X_MSG_ETHTOOL,
3282 "rss re-configured, UDP 4-tupple %s\n",
3283 udp_rss_requested ? "enabled" : "disabled");
3284 return bnx2x_rss(bp, &bp->rss_conf_obj, false, true);
3285 } else if ((info->flow_type == UDP_V6_FLOW) &&
3286 (bp->rss_conf_obj.udp_rss_v6 != udp_rss_requested)) {
3287 bp->rss_conf_obj.udp_rss_v6 = udp_rss_requested;
3288 DP(BNX2X_MSG_ETHTOOL,
3289 "rss re-configured, UDP 4-tupple %s\n",
3290 udp_rss_requested ? "enabled" : "disabled");
3291 return bnx2x_rss(bp, &bp->rss_conf_obj, false, true);
3297 /* For IP only 2-tupple hash is supported */
3298 if (info->data ^ (RXH_IP_SRC | RXH_IP_DST)) {
3299 DP(BNX2X_MSG_ETHTOOL,
3300 "Command parameters not supported\n");
3306 case AH_ESP_V4_FLOW:
3310 case AH_ESP_V6_FLOW:
3315 /* RSS is not supported for these protocols */
3317 DP(BNX2X_MSG_ETHTOOL,
3318 "Command parameters not supported\n");
3328 static int bnx2x_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *info)
3330 struct bnx2x *bp = netdev_priv(dev);
3332 switch (info->cmd) {
3334 return bnx2x_set_rss_flags(bp, info);
3336 DP(BNX2X_MSG_ETHTOOL, "Command parameters not supported\n");
3341 static u32 bnx2x_get_rxfh_indir_size(struct net_device *dev)
3343 return T_ETH_INDIRECTION_TABLE_SIZE;
3346 static int bnx2x_get_rxfh_indir(struct net_device *dev, u32 *indir)
3348 struct bnx2x *bp = netdev_priv(dev);
3349 u8 ind_table[T_ETH_INDIRECTION_TABLE_SIZE] = {0};
3352 /* Get the current configuration of the RSS indirection table */
3353 bnx2x_get_rss_ind_table(&bp->rss_conf_obj, ind_table);
3356 * We can't use a memcpy() as an internal storage of an
3357 * indirection table is a u8 array while indir->ring_index
3358 * points to an array of u32.
3360 * Indirection table contains the FW Client IDs, so we need to
3361 * align the returned table to the Client ID of the leading RSS
3364 for (i = 0; i < T_ETH_INDIRECTION_TABLE_SIZE; i++)
3365 indir[i] = ind_table[i] - bp->fp->cl_id;
3370 static int bnx2x_set_rxfh_indir(struct net_device *dev, const u32 *indir)
3372 struct bnx2x *bp = netdev_priv(dev);
3375 for (i = 0; i < T_ETH_INDIRECTION_TABLE_SIZE; i++) {
3377 * The same as in bnx2x_get_rxfh_indir: we can't use a memcpy()
3378 * as an internal storage of an indirection table is a u8 array
3379 * while indir->ring_index points to an array of u32.
3381 * Indirection table contains the FW Client IDs, so we need to
3382 * align the received table to the Client ID of the leading RSS
3385 bp->rss_conf_obj.ind_table[i] = indir[i] + bp->fp->cl_id;
3388 return bnx2x_config_rss_eth(bp, false);
3392 * bnx2x_get_channels - gets the number of RSS queues.
3395 * @channels: returns the number of max / current queues
3397 static void bnx2x_get_channels(struct net_device *dev,
3398 struct ethtool_channels *channels)
3400 struct bnx2x *bp = netdev_priv(dev);
3402 channels->max_combined = BNX2X_MAX_RSS_COUNT(bp);
3403 channels->combined_count = BNX2X_NUM_ETH_QUEUES(bp);
3407 * bnx2x_change_num_queues - change the number of RSS queues.
3409 * @bp: bnx2x private structure
3411 * Re-configure interrupt mode to get the new number of MSI-X
3412 * vectors and re-add NAPI objects.
3414 static void bnx2x_change_num_queues(struct bnx2x *bp, int num_rss)
3416 bnx2x_disable_msi(bp);
3417 bp->num_ethernet_queues = num_rss;
3418 bp->num_queues = bp->num_ethernet_queues + bp->num_cnic_queues;
3419 BNX2X_DEV_INFO("set number of queues to %d\n", bp->num_queues);
3420 bnx2x_set_int_mode(bp);
3424 * bnx2x_set_channels - sets the number of RSS queues.
3427 * @channels: includes the number of queues requested
3429 static int bnx2x_set_channels(struct net_device *dev,
3430 struct ethtool_channels *channels)
3432 struct bnx2x *bp = netdev_priv(dev);
3434 DP(BNX2X_MSG_ETHTOOL,
3435 "set-channels command parameters: rx = %d, tx = %d, other = %d, combined = %d\n",
3436 channels->rx_count, channels->tx_count, channels->other_count,
3437 channels->combined_count);
3439 /* We don't support separate rx / tx channels.
3440 * We don't allow setting 'other' channels.
3442 if (channels->rx_count || channels->tx_count || channels->other_count
3443 || (channels->combined_count == 0) ||
3444 (channels->combined_count > BNX2X_MAX_RSS_COUNT(bp))) {
3445 DP(BNX2X_MSG_ETHTOOL, "command parameters not supported\n");
3449 /* Check if there was a change in the active parameters */
3450 if (channels->combined_count == BNX2X_NUM_ETH_QUEUES(bp)) {
3451 DP(BNX2X_MSG_ETHTOOL, "No change in active parameters\n");
3455 /* Set the requested number of queues in bp context.
3456 * Note that the actual number of queues created during load may be
3457 * less than requested if memory is low.
3459 if (unlikely(!netif_running(dev))) {
3460 bnx2x_change_num_queues(bp, channels->combined_count);
3463 bnx2x_nic_unload(bp, UNLOAD_NORMAL, true);
3464 bnx2x_change_num_queues(bp, channels->combined_count);
3465 return bnx2x_nic_load(bp, LOAD_NORMAL);
3468 static const struct ethtool_ops bnx2x_ethtool_ops = {
3469 .get_settings = bnx2x_get_settings,
3470 .set_settings = bnx2x_set_settings,
3471 .get_drvinfo = bnx2x_get_drvinfo,
3472 .get_regs_len = bnx2x_get_regs_len,
3473 .get_regs = bnx2x_get_regs,
3474 .get_dump_flag = bnx2x_get_dump_flag,
3475 .get_dump_data = bnx2x_get_dump_data,
3476 .set_dump = bnx2x_set_dump,
3477 .get_wol = bnx2x_get_wol,
3478 .set_wol = bnx2x_set_wol,
3479 .get_msglevel = bnx2x_get_msglevel,
3480 .set_msglevel = bnx2x_set_msglevel,
3481 .nway_reset = bnx2x_nway_reset,
3482 .get_link = bnx2x_get_link,
3483 .get_eeprom_len = bnx2x_get_eeprom_len,
3484 .get_eeprom = bnx2x_get_eeprom,
3485 .set_eeprom = bnx2x_set_eeprom,
3486 .get_coalesce = bnx2x_get_coalesce,
3487 .set_coalesce = bnx2x_set_coalesce,
3488 .get_ringparam = bnx2x_get_ringparam,
3489 .set_ringparam = bnx2x_set_ringparam,
3490 .get_pauseparam = bnx2x_get_pauseparam,
3491 .set_pauseparam = bnx2x_set_pauseparam,
3492 .self_test = bnx2x_self_test,
3493 .get_sset_count = bnx2x_get_sset_count,
3494 .get_priv_flags = bnx2x_get_private_flags,
3495 .get_strings = bnx2x_get_strings,
3496 .set_phys_id = bnx2x_set_phys_id,
3497 .get_ethtool_stats = bnx2x_get_ethtool_stats,
3498 .get_rxnfc = bnx2x_get_rxnfc,
3499 .set_rxnfc = bnx2x_set_rxnfc,
3500 .get_rxfh_indir_size = bnx2x_get_rxfh_indir_size,
3501 .get_rxfh_indir = bnx2x_get_rxfh_indir,
3502 .set_rxfh_indir = bnx2x_set_rxfh_indir,
3503 .get_channels = bnx2x_get_channels,
3504 .set_channels = bnx2x_set_channels,
3505 .get_module_info = bnx2x_get_module_info,
3506 .get_module_eeprom = bnx2x_get_module_eeprom,
3507 .get_eee = bnx2x_get_eee,
3508 .set_eee = bnx2x_set_eee,
3509 .get_ts_info = ethtool_op_get_ts_info,
3512 static const struct ethtool_ops bnx2x_vf_ethtool_ops = {
3513 .get_settings = bnx2x_get_settings,
3514 .set_settings = bnx2x_set_settings,
3515 .get_drvinfo = bnx2x_get_drvinfo,
3516 .get_msglevel = bnx2x_get_msglevel,
3517 .set_msglevel = bnx2x_set_msglevel,
3518 .get_link = bnx2x_get_link,
3519 .get_coalesce = bnx2x_get_coalesce,
3520 .get_ringparam = bnx2x_get_ringparam,
3521 .set_ringparam = bnx2x_set_ringparam,
3522 .get_sset_count = bnx2x_get_sset_count,
3523 .get_strings = bnx2x_get_strings,
3524 .get_ethtool_stats = bnx2x_get_ethtool_stats,
3525 .get_rxnfc = bnx2x_get_rxnfc,
3526 .set_rxnfc = bnx2x_set_rxnfc,
3527 .get_rxfh_indir_size = bnx2x_get_rxfh_indir_size,
3528 .get_rxfh_indir = bnx2x_get_rxfh_indir,
3529 .set_rxfh_indir = bnx2x_set_rxfh_indir,
3530 .get_channels = bnx2x_get_channels,
3531 .set_channels = bnx2x_set_channels,
3534 void bnx2x_set_ethtool_ops(struct bnx2x *bp, struct net_device *netdev)
3537 SET_ETHTOOL_OPS(netdev, &bnx2x_ethtool_ops);
3539 SET_ETHTOOL_OPS(netdev, &bnx2x_vf_ethtool_ops);