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Staging: hv: mousevsc: Cleanup and properly implement reportdesc_callback()
[zen-stable.git] / drivers / net / bnx2x / bnx2x_ethtool.c
blob221863059dae850e96d824e8eb4994ea2a93923d
1 /* bnx2x_ethtool.c: Broadcom Everest network driver.
2 *
3 * Copyright (c) 2007-2011 Broadcom Corporation
4 *
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.
8 *
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
15 *
16 */
17 #include <linux/ethtool.h>
18 #include <linux/netdevice.h>
19 #include <linux/types.h>
20 #include <linux/sched.h>
21 #include <linux/crc32.h>
22
23
24 #include "bnx2x.h"
25 #include "bnx2x_cmn.h"
26 #include "bnx2x_dump.h"
27 #include "bnx2x_init.h"
28 #include "bnx2x_sp.h"
29
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
33 */
34 #define MAX_QUEUE_NAME_LEN 4
35 static const struct {
36 long offset;
37 int size;
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" },
53
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 };
67
68 #define BNX2X_NUM_Q_STATS ARRAY_SIZE(bnx2x_q_stats_arr)
69
70 static const struct {
71 long offset;
72 int size;
73 u32 flags;
74 #define STATS_FLAGS_PORT 1
75 #define STATS_FLAGS_FUNC 2
76 #define STATS_FLAGS_BOTH (STATS_FLAGS_FUNC | STATS_FLAGS_PORT)
77 char string[ETH_GSTRING_LEN];
78 } bnx2x_stats_arr[] = {
79 /* 1 */ { STATS_OFFSET32(total_bytes_received_hi),
80 8, STATS_FLAGS_BOTH, "rx_bytes" },
81 { STATS_OFFSET32(error_bytes_received_hi),
82 8, STATS_FLAGS_BOTH, "rx_error_bytes" },
83 { STATS_OFFSET32(total_unicast_packets_received_hi),
84 8, STATS_FLAGS_BOTH, "rx_ucast_packets" },
85 { STATS_OFFSET32(total_multicast_packets_received_hi),
86 8, STATS_FLAGS_BOTH, "rx_mcast_packets" },
87 { STATS_OFFSET32(total_broadcast_packets_received_hi),
88 8, STATS_FLAGS_BOTH, "rx_bcast_packets" },
89 { STATS_OFFSET32(rx_stat_dot3statsfcserrors_hi),
90 8, STATS_FLAGS_PORT, "rx_crc_errors" },
91 { STATS_OFFSET32(rx_stat_dot3statsalignmenterrors_hi),
92 8, STATS_FLAGS_PORT, "rx_align_errors" },
93 { STATS_OFFSET32(rx_stat_etherstatsundersizepkts_hi),
94 8, STATS_FLAGS_PORT, "rx_undersize_packets" },
95 { STATS_OFFSET32(etherstatsoverrsizepkts_hi),
96 8, STATS_FLAGS_PORT, "rx_oversize_packets" },
97 /* 10 */{ STATS_OFFSET32(rx_stat_etherstatsfragments_hi),
98 8, STATS_FLAGS_PORT, "rx_fragments" },
99 { STATS_OFFSET32(rx_stat_etherstatsjabbers_hi),
100 8, STATS_FLAGS_PORT, "rx_jabbers" },
101 { STATS_OFFSET32(no_buff_discard_hi),
102 8, STATS_FLAGS_BOTH, "rx_discards" },
103 { STATS_OFFSET32(mac_filter_discard),
104 4, STATS_FLAGS_PORT, "rx_filtered_packets" },
105 { STATS_OFFSET32(mf_tag_discard),
106 4, STATS_FLAGS_PORT, "rx_mf_tag_discard" },
107 { STATS_OFFSET32(brb_drop_hi),
108 8, STATS_FLAGS_PORT, "rx_brb_discard" },
109 { STATS_OFFSET32(brb_truncate_hi),
110 8, STATS_FLAGS_PORT, "rx_brb_truncate" },
111 { STATS_OFFSET32(pause_frames_received_hi),
112 8, STATS_FLAGS_PORT, "rx_pause_frames" },
113 { STATS_OFFSET32(rx_stat_maccontrolframesreceived_hi),
114 8, STATS_FLAGS_PORT, "rx_mac_ctrl_frames" },
115 { STATS_OFFSET32(nig_timer_max),
116 4, STATS_FLAGS_PORT, "rx_constant_pause_events" },
117 /* 20 */{ STATS_OFFSET32(rx_err_discard_pkt),
118 4, STATS_FLAGS_BOTH, "rx_phy_ip_err_discards"},
119 { STATS_OFFSET32(rx_skb_alloc_failed),
120 4, STATS_FLAGS_BOTH, "rx_skb_alloc_discard" },
121 { STATS_OFFSET32(hw_csum_err),
122 4, STATS_FLAGS_BOTH, "rx_csum_offload_errors" },
123
124 { STATS_OFFSET32(total_bytes_transmitted_hi),
125 8, STATS_FLAGS_BOTH, "tx_bytes" },
126 { STATS_OFFSET32(tx_stat_ifhcoutbadoctets_hi),
127 8, STATS_FLAGS_PORT, "tx_error_bytes" },
128 { STATS_OFFSET32(total_unicast_packets_transmitted_hi),
129 8, STATS_FLAGS_BOTH, "tx_ucast_packets" },
130 { STATS_OFFSET32(total_multicast_packets_transmitted_hi),
131 8, STATS_FLAGS_BOTH, "tx_mcast_packets" },
132 { STATS_OFFSET32(total_broadcast_packets_transmitted_hi),
133 8, STATS_FLAGS_BOTH, "tx_bcast_packets" },
134 { STATS_OFFSET32(tx_stat_dot3statsinternalmactransmiterrors_hi),
135 8, STATS_FLAGS_PORT, "tx_mac_errors" },
136 { STATS_OFFSET32(rx_stat_dot3statscarriersenseerrors_hi),
137 8, STATS_FLAGS_PORT, "tx_carrier_errors" },
138 /* 30 */{ STATS_OFFSET32(tx_stat_dot3statssinglecollisionframes_hi),
139 8, STATS_FLAGS_PORT, "tx_single_collisions" },
140 { STATS_OFFSET32(tx_stat_dot3statsmultiplecollisionframes_hi),
141 8, STATS_FLAGS_PORT, "tx_multi_collisions" },
142 { STATS_OFFSET32(tx_stat_dot3statsdeferredtransmissions_hi),
143 8, STATS_FLAGS_PORT, "tx_deferred" },
144 { STATS_OFFSET32(tx_stat_dot3statsexcessivecollisions_hi),
145 8, STATS_FLAGS_PORT, "tx_excess_collisions" },
146 { STATS_OFFSET32(tx_stat_dot3statslatecollisions_hi),
147 8, STATS_FLAGS_PORT, "tx_late_collisions" },
148 { STATS_OFFSET32(tx_stat_etherstatscollisions_hi),
149 8, STATS_FLAGS_PORT, "tx_total_collisions" },
150 { STATS_OFFSET32(tx_stat_etherstatspkts64octets_hi),
151 8, STATS_FLAGS_PORT, "tx_64_byte_packets" },
152 { STATS_OFFSET32(tx_stat_etherstatspkts65octetsto127octets_hi),
153 8, STATS_FLAGS_PORT, "tx_65_to_127_byte_packets" },
154 { STATS_OFFSET32(tx_stat_etherstatspkts128octetsto255octets_hi),
155 8, STATS_FLAGS_PORT, "tx_128_to_255_byte_packets" },
156 { STATS_OFFSET32(tx_stat_etherstatspkts256octetsto511octets_hi),
157 8, STATS_FLAGS_PORT, "tx_256_to_511_byte_packets" },
158 /* 40 */{ STATS_OFFSET32(tx_stat_etherstatspkts512octetsto1023octets_hi),
159 8, STATS_FLAGS_PORT, "tx_512_to_1023_byte_packets" },
160 { STATS_OFFSET32(etherstatspkts1024octetsto1522octets_hi),
161 8, STATS_FLAGS_PORT, "tx_1024_to_1522_byte_packets" },
162 { STATS_OFFSET32(etherstatspktsover1522octets_hi),
163 8, STATS_FLAGS_PORT, "tx_1523_to_9022_byte_packets" },
164 { STATS_OFFSET32(pause_frames_sent_hi),
165 8, STATS_FLAGS_PORT, "tx_pause_frames" },
166 { STATS_OFFSET32(total_tpa_aggregations_hi),
167 8, STATS_FLAGS_FUNC, "tpa_aggregations" },
168 { STATS_OFFSET32(total_tpa_aggregated_frames_hi),
169 8, STATS_FLAGS_FUNC, "tpa_aggregated_frames"},
170 { STATS_OFFSET32(total_tpa_bytes_hi),
171 8, STATS_FLAGS_FUNC, "tpa_bytes"}
172 };
173
174 #define BNX2X_NUM_STATS ARRAY_SIZE(bnx2x_stats_arr)
175 static int bnx2x_get_port_type(struct bnx2x *bp)
176 {
177 int port_type;
178 u32 phy_idx = bnx2x_get_cur_phy_idx(bp);
179 switch (bp->link_params.phy[phy_idx].media_type) {
180 case ETH_PHY_SFP_FIBER:
181 case ETH_PHY_XFP_FIBER:
182 case ETH_PHY_KR:
183 case ETH_PHY_CX4:
184 port_type = PORT_FIBRE;
185 break;
186 case ETH_PHY_DA_TWINAX:
187 port_type = PORT_DA;
188 break;
189 case ETH_PHY_BASE_T:
190 port_type = PORT_TP;
191 break;
192 case ETH_PHY_NOT_PRESENT:
193 port_type = PORT_NONE;
194 break;
195 case ETH_PHY_UNSPECIFIED:
196 default:
197 port_type = PORT_OTHER;
198 break;
199 }
200 return port_type;
201 }
202
203 static int bnx2x_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
204 {
205 struct bnx2x *bp = netdev_priv(dev);
206 int cfg_idx = bnx2x_get_link_cfg_idx(bp);
207
208 /* Dual Media boards present all available port types */
209 cmd->supported = bp->port.supported[cfg_idx] |
210 (bp->port.supported[cfg_idx ^ 1] &
211 (SUPPORTED_TP | SUPPORTED_FIBRE));
212 cmd->advertising = bp->port.advertising[cfg_idx];
213
214 if ((bp->state == BNX2X_STATE_OPEN) &&
215 !(bp->flags & MF_FUNC_DIS) &&
216 (bp->link_vars.link_up)) {
217 ethtool_cmd_speed_set(cmd, bp->link_vars.line_speed);
218 cmd->duplex = bp->link_vars.duplex;
219 } else {
220 ethtool_cmd_speed_set(
221 cmd, bp->link_params.req_line_speed[cfg_idx]);
222 cmd->duplex = bp->link_params.req_duplex[cfg_idx];
223 }
224
225 if (IS_MF(bp))
226 ethtool_cmd_speed_set(cmd, bnx2x_get_mf_speed(bp));
227
228 cmd->port = bnx2x_get_port_type(bp);
229
230 cmd->phy_address = bp->mdio.prtad;
231 cmd->transceiver = XCVR_INTERNAL;
232
233 if (bp->link_params.req_line_speed[cfg_idx] == SPEED_AUTO_NEG)
234 cmd->autoneg = AUTONEG_ENABLE;
235 else
236 cmd->autoneg = AUTONEG_DISABLE;
237
238 cmd->maxtxpkt = 0;
239 cmd->maxrxpkt = 0;
240
241 DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n"
242 DP_LEVEL " supported 0x%x advertising 0x%x speed %u\n"
243 DP_LEVEL " duplex %d port %d phy_address %d transceiver %d\n"
244 DP_LEVEL " autoneg %d maxtxpkt %d maxrxpkt %d\n",
245 cmd->cmd, cmd->supported, cmd->advertising,
246 ethtool_cmd_speed(cmd),
247 cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver,
248 cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt);
249
250 return 0;
251 }
252
253 static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
254 {
255 struct bnx2x *bp = netdev_priv(dev);
256 u32 advertising, cfg_idx, old_multi_phy_config, new_multi_phy_config;
257 u32 speed;
258
259 if (IS_MF_SD(bp))
260 return 0;
261
262 DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n"
263 " supported 0x%x advertising 0x%x speed %u\n"
264 " duplex %d port %d phy_address %d transceiver %d\n"
265 " autoneg %d maxtxpkt %d maxrxpkt %d\n",
266 cmd->cmd, cmd->supported, cmd->advertising,
267 ethtool_cmd_speed(cmd),
268 cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver,
269 cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt);
270
271 speed = ethtool_cmd_speed(cmd);
272
273 if (IS_MF_SI(bp)) {
274 u32 part;
275 u32 line_speed = bp->link_vars.line_speed;
276
277 /* use 10G if no link detected */
278 if (!line_speed)
279 line_speed = 10000;
280
281 if (bp->common.bc_ver < REQ_BC_VER_4_SET_MF_BW) {
282 BNX2X_DEV_INFO("To set speed BC %X or higher "
283 "is required, please upgrade BC\n",
284 REQ_BC_VER_4_SET_MF_BW);
285 return -EINVAL;
286 }
287
288 part = (speed * 100) / line_speed;
289
290 if (line_speed < speed || !part) {
291 BNX2X_DEV_INFO("Speed setting should be in a range "
292 "from 1%% to 100%% "
293 "of actual line speed\n");
294 return -EINVAL;
295 }
296
297 if (bp->state != BNX2X_STATE_OPEN)
298 /* store value for following "load" */
299 bp->pending_max = part;
300 else
301 bnx2x_update_max_mf_config(bp, part);
302
303 return 0;
304 }
305
306 cfg_idx = bnx2x_get_link_cfg_idx(bp);
307 old_multi_phy_config = bp->link_params.multi_phy_config;
308 switch (cmd->port) {
309 case PORT_TP:
310 if (bp->port.supported[cfg_idx] & SUPPORTED_TP)
311 break; /* no port change */
312
313 if (!(bp->port.supported[0] & SUPPORTED_TP ||
314 bp->port.supported[1] & SUPPORTED_TP)) {
315 DP(NETIF_MSG_LINK, "Unsupported port type\n");
316 return -EINVAL;
317 }
318 bp->link_params.multi_phy_config &=
319 ~PORT_HW_CFG_PHY_SELECTION_MASK;
320 if (bp->link_params.multi_phy_config &
321 PORT_HW_CFG_PHY_SWAPPED_ENABLED)
322 bp->link_params.multi_phy_config |=
323 PORT_HW_CFG_PHY_SELECTION_SECOND_PHY;
324 else
325 bp->link_params.multi_phy_config |=
326 PORT_HW_CFG_PHY_SELECTION_FIRST_PHY;
327 break;
328 case PORT_FIBRE:
329 if (bp->port.supported[cfg_idx] & SUPPORTED_FIBRE)
330 break; /* no port change */
331
332 if (!(bp->port.supported[0] & SUPPORTED_FIBRE ||
333 bp->port.supported[1] & SUPPORTED_FIBRE)) {
334 DP(NETIF_MSG_LINK, "Unsupported port type\n");
335 return -EINVAL;
336 }
337 bp->link_params.multi_phy_config &=
338 ~PORT_HW_CFG_PHY_SELECTION_MASK;
339 if (bp->link_params.multi_phy_config &
340 PORT_HW_CFG_PHY_SWAPPED_ENABLED)
341 bp->link_params.multi_phy_config |=
342 PORT_HW_CFG_PHY_SELECTION_FIRST_PHY;
343 else
344 bp->link_params.multi_phy_config |=
345 PORT_HW_CFG_PHY_SELECTION_SECOND_PHY;
346 break;
347 default:
348 DP(NETIF_MSG_LINK, "Unsupported port type\n");
349 return -EINVAL;
350 }
351 /* Save new config in case command complete successuly */
352 new_multi_phy_config = bp->link_params.multi_phy_config;
353 /* Get the new cfg_idx */
354 cfg_idx = bnx2x_get_link_cfg_idx(bp);
355 /* Restore old config in case command failed */
356 bp->link_params.multi_phy_config = old_multi_phy_config;
357 DP(NETIF_MSG_LINK, "cfg_idx = %x\n", cfg_idx);
358
359 if (cmd->autoneg == AUTONEG_ENABLE) {
360 if (!(bp->port.supported[cfg_idx] & SUPPORTED_Autoneg)) {
361 DP(NETIF_MSG_LINK, "Autoneg not supported\n");
362 return -EINVAL;
363 }
364
365 /* advertise the requested speed and duplex if supported */
366 cmd->advertising &= bp->port.supported[cfg_idx];
367
368 bp->link_params.req_line_speed[cfg_idx] = SPEED_AUTO_NEG;
369 bp->link_params.req_duplex[cfg_idx] = DUPLEX_FULL;
370 bp->port.advertising[cfg_idx] |= (ADVERTISED_Autoneg |
371 cmd->advertising);
372
373 } else { /* forced speed */
374 /* advertise the requested speed and duplex if supported */
375 switch (speed) {
376 case SPEED_10:
377 if (cmd->duplex == DUPLEX_FULL) {
378 if (!(bp->port.supported[cfg_idx] &
379 SUPPORTED_10baseT_Full)) {
380 DP(NETIF_MSG_LINK,
381 "10M full not supported\n");
382 return -EINVAL;
383 }
384
385 advertising = (ADVERTISED_10baseT_Full |
386 ADVERTISED_TP);
387 } else {
388 if (!(bp->port.supported[cfg_idx] &
389 SUPPORTED_10baseT_Half)) {
390 DP(NETIF_MSG_LINK,
391 "10M half not supported\n");
392 return -EINVAL;
393 }
394
395 advertising = (ADVERTISED_10baseT_Half |
396 ADVERTISED_TP);
397 }
398 break;
399
400 case SPEED_100:
401 if (cmd->duplex == DUPLEX_FULL) {
402 if (!(bp->port.supported[cfg_idx] &
403 SUPPORTED_100baseT_Full)) {
404 DP(NETIF_MSG_LINK,
405 "100M full not supported\n");
406 return -EINVAL;
407 }
408
409 advertising = (ADVERTISED_100baseT_Full |
410 ADVERTISED_TP);
411 } else {
412 if (!(bp->port.supported[cfg_idx] &
413 SUPPORTED_100baseT_Half)) {
414 DP(NETIF_MSG_LINK,
415 "100M half not supported\n");
416 return -EINVAL;
417 }
418
419 advertising = (ADVERTISED_100baseT_Half |
420 ADVERTISED_TP);
421 }
422 break;
423
424 case SPEED_1000:
425 if (cmd->duplex != DUPLEX_FULL) {
426 DP(NETIF_MSG_LINK, "1G half not supported\n");
427 return -EINVAL;
428 }
429
430 if (!(bp->port.supported[cfg_idx] &
431 SUPPORTED_1000baseT_Full)) {
432 DP(NETIF_MSG_LINK, "1G full not supported\n");
433 return -EINVAL;
434 }
435
436 advertising = (ADVERTISED_1000baseT_Full |
437 ADVERTISED_TP);
438 break;
439
440 case SPEED_2500:
441 if (cmd->duplex != DUPLEX_FULL) {
442 DP(NETIF_MSG_LINK,
443 "2.5G half not supported\n");
444 return -EINVAL;
445 }
446
447 if (!(bp->port.supported[cfg_idx]
448 & SUPPORTED_2500baseX_Full)) {
449 DP(NETIF_MSG_LINK,
450 "2.5G full not supported\n");
451 return -EINVAL;
452 }
453
454 advertising = (ADVERTISED_2500baseX_Full |
455 ADVERTISED_TP);
456 break;
457
458 case SPEED_10000:
459 if (cmd->duplex != DUPLEX_FULL) {
460 DP(NETIF_MSG_LINK, "10G half not supported\n");
461 return -EINVAL;
462 }
463
464 if (!(bp->port.supported[cfg_idx]
465 & SUPPORTED_10000baseT_Full)) {
466 DP(NETIF_MSG_LINK, "10G full not supported\n");
467 return -EINVAL;
468 }
469
470 advertising = (ADVERTISED_10000baseT_Full |
471 ADVERTISED_FIBRE);
472 break;
473
474 default:
475 DP(NETIF_MSG_LINK, "Unsupported speed %u\n", speed);
476 return -EINVAL;
477 }
478
479 bp->link_params.req_line_speed[cfg_idx] = speed;
480 bp->link_params.req_duplex[cfg_idx] = cmd->duplex;
481 bp->port.advertising[cfg_idx] = advertising;
482 }
483
484 DP(NETIF_MSG_LINK, "req_line_speed %d\n"
485 DP_LEVEL " req_duplex %d advertising 0x%x\n",
486 bp->link_params.req_line_speed[cfg_idx],
487 bp->link_params.req_duplex[cfg_idx],
488 bp->port.advertising[cfg_idx]);
489
490 /* Set new config */
491 bp->link_params.multi_phy_config = new_multi_phy_config;
492 if (netif_running(dev)) {
493 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
494 bnx2x_link_set(bp);
495 }
496
497 return 0;
498 }
499
500 #define IS_E1_ONLINE(info) (((info) & RI_E1_ONLINE) == RI_E1_ONLINE)
501 #define IS_E1H_ONLINE(info) (((info) & RI_E1H_ONLINE) == RI_E1H_ONLINE)
502 #define IS_E2_ONLINE(info) (((info) & RI_E2_ONLINE) == RI_E2_ONLINE)
503 #define IS_E3_ONLINE(info) (((info) & RI_E3_ONLINE) == RI_E3_ONLINE)
504 #define IS_E3B0_ONLINE(info) (((info) & RI_E3B0_ONLINE) == RI_E3B0_ONLINE)
505
506 static inline bool bnx2x_is_reg_online(struct bnx2x *bp,
507 const struct reg_addr *reg_info)
508 {
509 if (CHIP_IS_E1(bp))
510 return IS_E1_ONLINE(reg_info->info);
511 else if (CHIP_IS_E1H(bp))
512 return IS_E1H_ONLINE(reg_info->info);
513 else if (CHIP_IS_E2(bp))
514 return IS_E2_ONLINE(reg_info->info);
515 else if (CHIP_IS_E3A0(bp))
516 return IS_E3_ONLINE(reg_info->info);
517 else if (CHIP_IS_E3B0(bp))
518 return IS_E3B0_ONLINE(reg_info->info);
519 else
520 return false;
521 }
522
523 /******* Paged registers info selectors ********/
524 static inline const u32 *__bnx2x_get_page_addr_ar(struct bnx2x *bp)
525 {
526 if (CHIP_IS_E2(bp))
527 return page_vals_e2;
528 else if (CHIP_IS_E3(bp))
529 return page_vals_e3;
530 else
531 return NULL;
532 }
533
534 static inline u32 __bnx2x_get_page_reg_num(struct bnx2x *bp)
535 {
536 if (CHIP_IS_E2(bp))
537 return PAGE_MODE_VALUES_E2;
538 else if (CHIP_IS_E3(bp))
539 return PAGE_MODE_VALUES_E3;
540 else
541 return 0;
542 }
543
544 static inline const u32 *__bnx2x_get_page_write_ar(struct bnx2x *bp)
545 {
546 if (CHIP_IS_E2(bp))
547 return page_write_regs_e2;
548 else if (CHIP_IS_E3(bp))
549 return page_write_regs_e3;
550 else
551 return NULL;
552 }
553
554 static inline u32 __bnx2x_get_page_write_num(struct bnx2x *bp)
555 {
556 if (CHIP_IS_E2(bp))
557 return PAGE_WRITE_REGS_E2;
558 else if (CHIP_IS_E3(bp))
559 return PAGE_WRITE_REGS_E3;
560 else
561 return 0;
562 }
563
564 static inline const struct reg_addr *__bnx2x_get_page_read_ar(struct bnx2x *bp)
565 {
566 if (CHIP_IS_E2(bp))
567 return page_read_regs_e2;
568 else if (CHIP_IS_E3(bp))
569 return page_read_regs_e3;
570 else
571 return NULL;
572 }
573
574 static inline u32 __bnx2x_get_page_read_num(struct bnx2x *bp)
575 {
576 if (CHIP_IS_E2(bp))
577 return PAGE_READ_REGS_E2;
578 else if (CHIP_IS_E3(bp))
579 return PAGE_READ_REGS_E3;
580 else
581 return 0;
582 }
583
584 static inline int __bnx2x_get_regs_len(struct bnx2x *bp)
585 {
586 int num_pages = __bnx2x_get_page_reg_num(bp);
587 int page_write_num = __bnx2x_get_page_write_num(bp);
588 const struct reg_addr *page_read_addr = __bnx2x_get_page_read_ar(bp);
589 int page_read_num = __bnx2x_get_page_read_num(bp);
590 int regdump_len = 0;
591 int i, j, k;
592
593 for (i = 0; i < REGS_COUNT; i++)
594 if (bnx2x_is_reg_online(bp, &reg_addrs[i]))
595 regdump_len += reg_addrs[i].size;
596
597 for (i = 0; i < num_pages; i++)
598 for (j = 0; j < page_write_num; j++)
599 for (k = 0; k < page_read_num; k++)
600 if (bnx2x_is_reg_online(bp, &page_read_addr[k]))
601 regdump_len += page_read_addr[k].size;
602
603 return regdump_len;
604 }
605
606 static int bnx2x_get_regs_len(struct net_device *dev)
607 {
608 struct bnx2x *bp = netdev_priv(dev);
609 int regdump_len = 0;
610
611 regdump_len = __bnx2x_get_regs_len(bp);
612 regdump_len *= 4;
613 regdump_len += sizeof(struct dump_hdr);
614
615 return regdump_len;
616 }
617
618 /**
619 * bnx2x_read_pages_regs - read "paged" registers
620 *
621 * @bp device handle
622 * @p output buffer
623 *
624 * Reads "paged" memories: memories that may only be read by first writing to a
625 * specific address ("write address") and then reading from a specific address
626 * ("read address"). There may be more than one write address per "page" and
627 * more than one read address per write address.
628 */
629 static inline void bnx2x_read_pages_regs(struct bnx2x *bp, u32 *p)
630 {
631 u32 i, j, k, n;
632 /* addresses of the paged registers */
633 const u32 *page_addr = __bnx2x_get_page_addr_ar(bp);
634 /* number of paged registers */
635 int num_pages = __bnx2x_get_page_reg_num(bp);
636 /* write addresses */
637 const u32 *write_addr = __bnx2x_get_page_write_ar(bp);
638 /* number of write addresses */
639 int write_num = __bnx2x_get_page_write_num(bp);
640 /* read addresses info */
641 const struct reg_addr *read_addr = __bnx2x_get_page_read_ar(bp);
642 /* number of read addresses */
643 int read_num = __bnx2x_get_page_read_num(bp);
644
645 for (i = 0; i < num_pages; i++) {
646 for (j = 0; j < write_num; j++) {
647 REG_WR(bp, write_addr[j], page_addr[i]);
648 for (k = 0; k < read_num; k++)
649 if (bnx2x_is_reg_online(bp, &read_addr[k]))
650 for (n = 0; n <
651 read_addr[k].size; n++)
652 *p++ = REG_RD(bp,
653 read_addr[k].addr + n*4);
654 }
655 }
656 }
657
658 static inline void __bnx2x_get_regs(struct bnx2x *bp, u32 *p)
659 {
660 u32 i, j;
661
662 /* Read the regular registers */
663 for (i = 0; i < REGS_COUNT; i++)
664 if (bnx2x_is_reg_online(bp, &reg_addrs[i]))
665 for (j = 0; j < reg_addrs[i].size; j++)
666 *p++ = REG_RD(bp, reg_addrs[i].addr + j*4);
667
668 /* Read "paged" registes */
669 bnx2x_read_pages_regs(bp, p);
670 }
671
672 static void bnx2x_get_regs(struct net_device *dev,
673 struct ethtool_regs *regs, void *_p)
674 {
675 u32 *p = _p;
676 struct bnx2x *bp = netdev_priv(dev);
677 struct dump_hdr dump_hdr = {0};
678
679 regs->version = 0;
680 memset(p, 0, regs->len);
681
682 if (!netif_running(bp->dev))
683 return;
684
685 /* Disable parity attentions as long as following dump may
686 * cause false alarms by reading never written registers. We
687 * will re-enable parity attentions right after the dump.
688 */
689 bnx2x_disable_blocks_parity(bp);
690
691 dump_hdr.hdr_size = (sizeof(struct dump_hdr) / 4) - 1;
692 dump_hdr.dump_sign = dump_sign_all;
693 dump_hdr.xstorm_waitp = REG_RD(bp, XSTORM_WAITP_ADDR);
694 dump_hdr.tstorm_waitp = REG_RD(bp, TSTORM_WAITP_ADDR);
695 dump_hdr.ustorm_waitp = REG_RD(bp, USTORM_WAITP_ADDR);
696 dump_hdr.cstorm_waitp = REG_RD(bp, CSTORM_WAITP_ADDR);
697
698 if (CHIP_IS_E1(bp))
699 dump_hdr.info = RI_E1_ONLINE;
700 else if (CHIP_IS_E1H(bp))
701 dump_hdr.info = RI_E1H_ONLINE;
702 else if (!CHIP_IS_E1x(bp))
703 dump_hdr.info = RI_E2_ONLINE |
704 (BP_PATH(bp) ? RI_PATH1_DUMP : RI_PATH0_DUMP);
705
706 memcpy(p, &dump_hdr, sizeof(struct dump_hdr));
707 p += dump_hdr.hdr_size + 1;
708
709 /* Actually read the registers */
710 __bnx2x_get_regs(bp, p);
711
712 /* Re-enable parity attentions */
713 bnx2x_clear_blocks_parity(bp);
714 bnx2x_enable_blocks_parity(bp);
715 }
716
717 static void bnx2x_get_drvinfo(struct net_device *dev,
718 struct ethtool_drvinfo *info)
719 {
720 struct bnx2x *bp = netdev_priv(dev);
721 u8 phy_fw_ver[PHY_FW_VER_LEN];
722
723 strcpy(info->driver, DRV_MODULE_NAME);
724 strcpy(info->version, DRV_MODULE_VERSION);
725
726 phy_fw_ver[0] = '\0';
727 if (bp->port.pmf) {
728 bnx2x_acquire_phy_lock(bp);
729 bnx2x_get_ext_phy_fw_version(&bp->link_params,
730 (bp->state != BNX2X_STATE_CLOSED),
731 phy_fw_ver, PHY_FW_VER_LEN);
732 bnx2x_release_phy_lock(bp);
733 }
734
735 strncpy(info->fw_version, bp->fw_ver, 32);
736 snprintf(info->fw_version + strlen(bp->fw_ver), 32 - strlen(bp->fw_ver),
737 "bc %d.%d.%d%s%s",
738 (bp->common.bc_ver & 0xff0000) >> 16,
739 (bp->common.bc_ver & 0xff00) >> 8,
740 (bp->common.bc_ver & 0xff),
741 ((phy_fw_ver[0] != '\0') ? " phy " : ""), phy_fw_ver);
742 strcpy(info->bus_info, pci_name(bp->pdev));
743 info->n_stats = BNX2X_NUM_STATS;
744 info->testinfo_len = BNX2X_NUM_TESTS;
745 info->eedump_len = bp->common.flash_size;
746 info->regdump_len = bnx2x_get_regs_len(dev);
747 }
748
749 static void bnx2x_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
750 {
751 struct bnx2x *bp = netdev_priv(dev);
752
753 if (bp->flags & NO_WOL_FLAG) {
754 wol->supported = 0;
755 wol->wolopts = 0;
756 } else {
757 wol->supported = WAKE_MAGIC;
758 if (bp->wol)
759 wol->wolopts = WAKE_MAGIC;
760 else
761 wol->wolopts = 0;
762 }
763 memset(&wol->sopass, 0, sizeof(wol->sopass));
764 }
765
766 static int bnx2x_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
767 {
768 struct bnx2x *bp = netdev_priv(dev);
769
770 if (wol->wolopts & ~WAKE_MAGIC)
771 return -EINVAL;
772
773 if (wol->wolopts & WAKE_MAGIC) {
774 if (bp->flags & NO_WOL_FLAG)
775 return -EINVAL;
776
777 bp->wol = 1;
778 } else
779 bp->wol = 0;
780
781 return 0;
782 }
783
784 static u32 bnx2x_get_msglevel(struct net_device *dev)
785 {
786 struct bnx2x *bp = netdev_priv(dev);
787
788 return bp->msg_enable;
789 }
790
791 static void bnx2x_set_msglevel(struct net_device *dev, u32 level)
792 {
793 struct bnx2x *bp = netdev_priv(dev);
794
795 if (capable(CAP_NET_ADMIN)) {
796 /* dump MCP trace */
797 if (level & BNX2X_MSG_MCP)
798 bnx2x_fw_dump_lvl(bp, KERN_INFO);
799 bp->msg_enable = level;
800 }
801 }
802
803 static int bnx2x_nway_reset(struct net_device *dev)
804 {
805 struct bnx2x *bp = netdev_priv(dev);
806
807 if (!bp->port.pmf)
808 return 0;
809
810 if (netif_running(dev)) {
811 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
812 bnx2x_link_set(bp);
813 }
814
815 return 0;
816 }
817
818 static u32 bnx2x_get_link(struct net_device *dev)
819 {
820 struct bnx2x *bp = netdev_priv(dev);
821
822 if (bp->flags & MF_FUNC_DIS || (bp->state != BNX2X_STATE_OPEN))
823 return 0;
824
825 return bp->link_vars.link_up;
826 }
827
828 static int bnx2x_get_eeprom_len(struct net_device *dev)
829 {
830 struct bnx2x *bp = netdev_priv(dev);
831
832 return bp->common.flash_size;
833 }
834
835 static int bnx2x_acquire_nvram_lock(struct bnx2x *bp)
836 {
837 int port = BP_PORT(bp);
838 int count, i;
839 u32 val = 0;
840
841 /* adjust timeout for emulation/FPGA */
842 count = BNX2X_NVRAM_TIMEOUT_COUNT;
843 if (CHIP_REV_IS_SLOW(bp))
844 count *= 100;
845
846 /* request access to nvram interface */
847 REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB,
848 (MCPR_NVM_SW_ARB_ARB_REQ_SET1 << port));
849
850 for (i = 0; i < count*10; i++) {
851 val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB);
852 if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))
853 break;
854
855 udelay(5);
856 }
857
858 if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) {
859 DP(BNX2X_MSG_NVM, "cannot get access to nvram interface\n");
860 return -EBUSY;
861 }
862
863 return 0;
864 }
865
866 static int bnx2x_release_nvram_lock(struct bnx2x *bp)
867 {
868 int port = BP_PORT(bp);
869 int count, i;
870 u32 val = 0;
871
872 /* adjust timeout for emulation/FPGA */
873 count = BNX2X_NVRAM_TIMEOUT_COUNT;
874 if (CHIP_REV_IS_SLOW(bp))
875 count *= 100;
876
877 /* relinquish nvram interface */
878 REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB,
879 (MCPR_NVM_SW_ARB_ARB_REQ_CLR1 << port));
880
881 for (i = 0; i < count*10; i++) {
882 val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB);
883 if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)))
884 break;
885
886 udelay(5);
887 }
888
889 if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) {
890 DP(BNX2X_MSG_NVM, "cannot free access to nvram interface\n");
891 return -EBUSY;
892 }
893
894 return 0;
895 }
896
897 static void bnx2x_enable_nvram_access(struct bnx2x *bp)
898 {
899 u32 val;
900
901 val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE);
902
903 /* enable both bits, even on read */
904 REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE,
905 (val | MCPR_NVM_ACCESS_ENABLE_EN |
906 MCPR_NVM_ACCESS_ENABLE_WR_EN));
907 }
908
909 static void bnx2x_disable_nvram_access(struct bnx2x *bp)
910 {
911 u32 val;
912
913 val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE);
914
915 /* disable both bits, even after read */
916 REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE,
917 (val & ~(MCPR_NVM_ACCESS_ENABLE_EN |
918 MCPR_NVM_ACCESS_ENABLE_WR_EN)));
919 }
920
921 static int bnx2x_nvram_read_dword(struct bnx2x *bp, u32 offset, __be32 *ret_val,
922 u32 cmd_flags)
923 {
924 int count, i, rc;
925 u32 val;
926
927 /* build the command word */
928 cmd_flags |= MCPR_NVM_COMMAND_DOIT;
929
930 /* need to clear DONE bit separately */
931 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE);
932
933 /* address of the NVRAM to read from */
934 REG_WR(bp, MCP_REG_MCPR_NVM_ADDR,
935 (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE));
936
937 /* issue a read command */
938 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags);
939
940 /* adjust timeout for emulation/FPGA */
941 count = BNX2X_NVRAM_TIMEOUT_COUNT;
942 if (CHIP_REV_IS_SLOW(bp))
943 count *= 100;
944
945 /* wait for completion */
946 *ret_val = 0;
947 rc = -EBUSY;
948 for (i = 0; i < count; i++) {
949 udelay(5);
950 val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND);
951
952 if (val & MCPR_NVM_COMMAND_DONE) {
953 val = REG_RD(bp, MCP_REG_MCPR_NVM_READ);
954 /* we read nvram data in cpu order
955 * but ethtool sees it as an array of bytes
956 * converting to big-endian will do the work */
957 *ret_val = cpu_to_be32(val);
958 rc = 0;
959 break;
960 }
961 }
962
963 return rc;
964 }
965
966 static int bnx2x_nvram_read(struct bnx2x *bp, u32 offset, u8 *ret_buf,
967 int buf_size)
968 {
969 int rc;
970 u32 cmd_flags;
971 __be32 val;
972
973 if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) {
974 DP(BNX2X_MSG_NVM,
975 "Invalid parameter: offset 0x%x buf_size 0x%x\n",
976 offset, buf_size);
977 return -EINVAL;
978 }
979
980 if (offset + buf_size > bp->common.flash_size) {
981 DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +"
982 " buf_size (0x%x) > flash_size (0x%x)\n",
983 offset, buf_size, bp->common.flash_size);
984 return -EINVAL;
985 }
986
987 /* request access to nvram interface */
988 rc = bnx2x_acquire_nvram_lock(bp);
989 if (rc)
990 return rc;
991
992 /* enable access to nvram interface */
993 bnx2x_enable_nvram_access(bp);
994
995 /* read the first word(s) */
996 cmd_flags = MCPR_NVM_COMMAND_FIRST;
997 while ((buf_size > sizeof(u32)) && (rc == 0)) {
998 rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags);
999 memcpy(ret_buf, &val, 4);
1000
1001 /* advance to the next dword */
1002 offset += sizeof(u32);
1003 ret_buf += sizeof(u32);
1004 buf_size -= sizeof(u32);
1005 cmd_flags = 0;
1006 }
1007
1008 if (rc == 0) {
1009 cmd_flags |= MCPR_NVM_COMMAND_LAST;
1010 rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags);
1011 memcpy(ret_buf, &val, 4);
1012 }
1013
1014 /* disable access to nvram interface */
1015 bnx2x_disable_nvram_access(bp);
1016 bnx2x_release_nvram_lock(bp);
1017
1018 return rc;
1019 }
1020
1021 static int bnx2x_get_eeprom(struct net_device *dev,
1022 struct ethtool_eeprom *eeprom, u8 *eebuf)
1023 {
1024 struct bnx2x *bp = netdev_priv(dev);
1025 int rc;
1026
1027 if (!netif_running(dev))
1028 return -EAGAIN;
1029
1030 DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n"
1031 DP_LEVEL " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n",
1032 eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset,
1033 eeprom->len, eeprom->len);
1034
1035 /* parameters already validated in ethtool_get_eeprom */
1036
1037 rc = bnx2x_nvram_read(bp, eeprom->offset, eebuf, eeprom->len);
1038
1039 return rc;
1040 }
1041
1042 static int bnx2x_nvram_write_dword(struct bnx2x *bp, u32 offset, u32 val,
1043 u32 cmd_flags)
1044 {
1045 int count, i, rc;
1046
1047 /* build the command word */
1048 cmd_flags |= MCPR_NVM_COMMAND_DOIT | MCPR_NVM_COMMAND_WR;
1049
1050 /* need to clear DONE bit separately */
1051 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE);
1052
1053 /* write the data */
1054 REG_WR(bp, MCP_REG_MCPR_NVM_WRITE, val);
1055
1056 /* address of the NVRAM to write to */
1057 REG_WR(bp, MCP_REG_MCPR_NVM_ADDR,
1058 (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE));
1059
1060 /* issue the write command */
1061 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags);
1062
1063 /* adjust timeout for emulation/FPGA */
1064 count = BNX2X_NVRAM_TIMEOUT_COUNT;
1065 if (CHIP_REV_IS_SLOW(bp))
1066 count *= 100;
1067
1068 /* wait for completion */
1069 rc = -EBUSY;
1070 for (i = 0; i < count; i++) {
1071 udelay(5);
1072 val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND);
1073 if (val & MCPR_NVM_COMMAND_DONE) {
1074 rc = 0;
1075 break;
1076 }
1077 }
1078
1079 return rc;
1080 }
1081
1082 #define BYTE_OFFSET(offset) (8 * (offset & 0x03))
1083
1084 static int bnx2x_nvram_write1(struct bnx2x *bp, u32 offset, u8 *data_buf,
1085 int buf_size)
1086 {
1087 int rc;
1088 u32 cmd_flags;
1089 u32 align_offset;
1090 __be32 val;
1091
1092 if (offset + buf_size > bp->common.flash_size) {
1093 DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +"
1094 " buf_size (0x%x) > flash_size (0x%x)\n",
1095 offset, buf_size, bp->common.flash_size);
1096 return -EINVAL;
1097 }
1098
1099 /* request access to nvram interface */
1100 rc = bnx2x_acquire_nvram_lock(bp);
1101 if (rc)
1102 return rc;
1103
1104 /* enable access to nvram interface */
1105 bnx2x_enable_nvram_access(bp);
1106
1107 cmd_flags = (MCPR_NVM_COMMAND_FIRST | MCPR_NVM_COMMAND_LAST);
1108 align_offset = (offset & ~0x03);
1109 rc = bnx2x_nvram_read_dword(bp, align_offset, &val, cmd_flags);
1110
1111 if (rc == 0) {
1112 val &= ~(0xff << BYTE_OFFSET(offset));
1113 val |= (*data_buf << BYTE_OFFSET(offset));
1114
1115 /* nvram data is returned as an array of bytes
1116 * convert it back to cpu order */
1117 val = be32_to_cpu(val);
1118
1119 rc = bnx2x_nvram_write_dword(bp, align_offset, val,
1120 cmd_flags);
1121 }
1122
1123 /* disable access to nvram interface */
1124 bnx2x_disable_nvram_access(bp);
1125 bnx2x_release_nvram_lock(bp);
1126
1127 return rc;
1128 }
1129
1130 static int bnx2x_nvram_write(struct bnx2x *bp, u32 offset, u8 *data_buf,
1131 int buf_size)
1132 {
1133 int rc;
1134 u32 cmd_flags;
1135 u32 val;
1136 u32 written_so_far;
1137
1138 if (buf_size == 1) /* ethtool */
1139 return bnx2x_nvram_write1(bp, offset, data_buf, buf_size);
1140
1141 if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) {
1142 DP(BNX2X_MSG_NVM,
1143 "Invalid parameter: offset 0x%x buf_size 0x%x\n",
1144 offset, buf_size);
1145 return -EINVAL;
1146 }
1147
1148 if (offset + buf_size > bp->common.flash_size) {
1149 DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +"
1150 " buf_size (0x%x) > flash_size (0x%x)\n",
1151 offset, buf_size, bp->common.flash_size);
1152 return -EINVAL;
1153 }
1154
1155 /* request access to nvram interface */
1156 rc = bnx2x_acquire_nvram_lock(bp);
1157 if (rc)
1158 return rc;
1159
1160 /* enable access to nvram interface */
1161 bnx2x_enable_nvram_access(bp);
1162
1163 written_so_far = 0;
1164 cmd_flags = MCPR_NVM_COMMAND_FIRST;
1165 while ((written_so_far < buf_size) && (rc == 0)) {
1166 if (written_so_far == (buf_size - sizeof(u32)))
1167 cmd_flags |= MCPR_NVM_COMMAND_LAST;
1168 else if (((offset + 4) % BNX2X_NVRAM_PAGE_SIZE) == 0)
1169 cmd_flags |= MCPR_NVM_COMMAND_LAST;
1170 else if ((offset % BNX2X_NVRAM_PAGE_SIZE) == 0)
1171 cmd_flags |= MCPR_NVM_COMMAND_FIRST;
1172
1173 memcpy(&val, data_buf, 4);
1174
1175 rc = bnx2x_nvram_write_dword(bp, offset, val, cmd_flags);
1176
1177 /* advance to the next dword */
1178 offset += sizeof(u32);
1179 data_buf += sizeof(u32);
1180 written_so_far += sizeof(u32);
1181 cmd_flags = 0;
1182 }
1183
1184 /* disable access to nvram interface */
1185 bnx2x_disable_nvram_access(bp);
1186 bnx2x_release_nvram_lock(bp);
1187
1188 return rc;
1189 }
1190
1191 static int bnx2x_set_eeprom(struct net_device *dev,
1192 struct ethtool_eeprom *eeprom, u8 *eebuf)
1193 {
1194 struct bnx2x *bp = netdev_priv(dev);
1195 int port = BP_PORT(bp);
1196 int rc = 0;
1197 u32 ext_phy_config;
1198 if (!netif_running(dev))
1199 return -EAGAIN;
1200
1201 DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n"
1202 DP_LEVEL " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n",
1203 eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset,
1204 eeprom->len, eeprom->len);
1205
1206 /* parameters already validated in ethtool_set_eeprom */
1207
1208 /* PHY eeprom can be accessed only by the PMF */
1209 if ((eeprom->magic >= 0x50485900) && (eeprom->magic <= 0x504859FF) &&
1210 !bp->port.pmf)
1211 return -EINVAL;
1212
1213 ext_phy_config =
1214 SHMEM_RD(bp,
1215 dev_info.port_hw_config[port].external_phy_config);
1216
1217 if (eeprom->magic == 0x50485950) {
1218 /* 'PHYP' (0x50485950): prepare phy for FW upgrade */
1219 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
1220
1221 bnx2x_acquire_phy_lock(bp);
1222 rc |= bnx2x_link_reset(&bp->link_params,
1223 &bp->link_vars, 0);
1224 if (XGXS_EXT_PHY_TYPE(ext_phy_config) ==
1225 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101)
1226 bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
1227 MISC_REGISTERS_GPIO_HIGH, port);
1228 bnx2x_release_phy_lock(bp);
1229 bnx2x_link_report(bp);
1230
1231 } else if (eeprom->magic == 0x50485952) {
1232 /* 'PHYR' (0x50485952): re-init link after FW upgrade */
1233 if (bp->state == BNX2X_STATE_OPEN) {
1234 bnx2x_acquire_phy_lock(bp);
1235 rc |= bnx2x_link_reset(&bp->link_params,
1236 &bp->link_vars, 1);
1237
1238 rc |= bnx2x_phy_init(&bp->link_params,
1239 &bp->link_vars);
1240 bnx2x_release_phy_lock(bp);
1241 bnx2x_calc_fc_adv(bp);
1242 }
1243 } else if (eeprom->magic == 0x53985943) {
1244 /* 'PHYC' (0x53985943): PHY FW upgrade completed */
1245 if (XGXS_EXT_PHY_TYPE(ext_phy_config) ==
1246 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101) {
1247
1248 /* DSP Remove Download Mode */
1249 bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
1250 MISC_REGISTERS_GPIO_LOW, port);
1251
1252 bnx2x_acquire_phy_lock(bp);
1253
1254 bnx2x_sfx7101_sp_sw_reset(bp,
1255 &bp->link_params.phy[EXT_PHY1]);
1256
1257 /* wait 0.5 sec to allow it to run */
1258 msleep(500);
1259 bnx2x_ext_phy_hw_reset(bp, port);
1260 msleep(500);
1261 bnx2x_release_phy_lock(bp);
1262 }
1263 } else
1264 rc = bnx2x_nvram_write(bp, eeprom->offset, eebuf, eeprom->len);
1265
1266 return rc;
1267 }
1268
1269 static int bnx2x_get_coalesce(struct net_device *dev,
1270 struct ethtool_coalesce *coal)
1271 {
1272 struct bnx2x *bp = netdev_priv(dev);
1273
1274 memset(coal, 0, sizeof(struct ethtool_coalesce));
1275
1276 coal->rx_coalesce_usecs = bp->rx_ticks;
1277 coal->tx_coalesce_usecs = bp->tx_ticks;
1278
1279 return 0;
1280 }
1281
1282 static int bnx2x_set_coalesce(struct net_device *dev,
1283 struct ethtool_coalesce *coal)
1284 {
1285 struct bnx2x *bp = netdev_priv(dev);
1286
1287 bp->rx_ticks = (u16)coal->rx_coalesce_usecs;
1288 if (bp->rx_ticks > BNX2X_MAX_COALESCE_TOUT)
1289 bp->rx_ticks = BNX2X_MAX_COALESCE_TOUT;
1290
1291 bp->tx_ticks = (u16)coal->tx_coalesce_usecs;
1292 if (bp->tx_ticks > BNX2X_MAX_COALESCE_TOUT)
1293 bp->tx_ticks = BNX2X_MAX_COALESCE_TOUT;
1294
1295 if (netif_running(dev))
1296 bnx2x_update_coalesce(bp);
1297
1298 return 0;
1299 }
1300
1301 static void bnx2x_get_ringparam(struct net_device *dev,
1302 struct ethtool_ringparam *ering)
1303 {
1304 struct bnx2x *bp = netdev_priv(dev);
1305
1306 ering->rx_max_pending = MAX_RX_AVAIL;
1307 ering->rx_mini_max_pending = 0;
1308 ering->rx_jumbo_max_pending = 0;
1309
1310 if (bp->rx_ring_size)
1311 ering->rx_pending = bp->rx_ring_size;
1312 else
1313 if (bp->state == BNX2X_STATE_OPEN && bp->num_queues)
1314 ering->rx_pending = MAX_RX_AVAIL/bp->num_queues;
1315 else
1316 ering->rx_pending = MAX_RX_AVAIL;
1317
1318 ering->rx_mini_pending = 0;
1319 ering->rx_jumbo_pending = 0;
1320
1321 ering->tx_max_pending = MAX_TX_AVAIL;
1322 ering->tx_pending = bp->tx_ring_size;
1323 }
1324
1325 static int bnx2x_set_ringparam(struct net_device *dev,
1326 struct ethtool_ringparam *ering)
1327 {
1328 struct bnx2x *bp = netdev_priv(dev);
1329
1330 if (bp->recovery_state != BNX2X_RECOVERY_DONE) {
1331 printk(KERN_ERR "Handling parity error recovery. Try again later\n");
1332 return -EAGAIN;
1333 }
1334
1335 if ((ering->rx_pending > MAX_RX_AVAIL) ||
1336 (ering->rx_pending < (bp->disable_tpa ? MIN_RX_SIZE_NONTPA :
1337 MIN_RX_SIZE_TPA)) ||
1338 (ering->tx_pending > MAX_TX_AVAIL) ||
1339 (ering->tx_pending <= MAX_SKB_FRAGS + 4))
1340 return -EINVAL;
1341
1342 bp->rx_ring_size = ering->rx_pending;
1343 bp->tx_ring_size = ering->tx_pending;
1344
1345 return bnx2x_reload_if_running(dev);
1346 }
1347
1348 static void bnx2x_get_pauseparam(struct net_device *dev,
1349 struct ethtool_pauseparam *epause)
1350 {
1351 struct bnx2x *bp = netdev_priv(dev);
1352 int cfg_idx = bnx2x_get_link_cfg_idx(bp);
1353 epause->autoneg = (bp->link_params.req_flow_ctrl[cfg_idx] ==
1354 BNX2X_FLOW_CTRL_AUTO);
1355
1356 epause->rx_pause = ((bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_RX) ==
1357 BNX2X_FLOW_CTRL_RX);
1358 epause->tx_pause = ((bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX) ==
1359 BNX2X_FLOW_CTRL_TX);
1360
1361 DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n"
1362 DP_LEVEL " autoneg %d rx_pause %d tx_pause %d\n",
1363 epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause);
1364 }
1365
1366 static int bnx2x_set_pauseparam(struct net_device *dev,
1367 struct ethtool_pauseparam *epause)
1368 {
1369 struct bnx2x *bp = netdev_priv(dev);
1370 u32 cfg_idx = bnx2x_get_link_cfg_idx(bp);
1371 if (IS_MF(bp))
1372 return 0;
1373
1374 DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n"
1375 DP_LEVEL " autoneg %d rx_pause %d tx_pause %d\n",
1376 epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause);
1377
1378 bp->link_params.req_flow_ctrl[cfg_idx] = BNX2X_FLOW_CTRL_AUTO;
1379
1380 if (epause->rx_pause)
1381 bp->link_params.req_flow_ctrl[cfg_idx] |= BNX2X_FLOW_CTRL_RX;
1382
1383 if (epause->tx_pause)
1384 bp->link_params.req_flow_ctrl[cfg_idx] |= BNX2X_FLOW_CTRL_TX;
1385
1386 if (bp->link_params.req_flow_ctrl[cfg_idx] == BNX2X_FLOW_CTRL_AUTO)
1387 bp->link_params.req_flow_ctrl[cfg_idx] = BNX2X_FLOW_CTRL_NONE;
1388
1389 if (epause->autoneg) {
1390 if (!(bp->port.supported[cfg_idx] & SUPPORTED_Autoneg)) {
1391 DP(NETIF_MSG_LINK, "autoneg not supported\n");
1392 return -EINVAL;
1393 }
1394
1395 if (bp->link_params.req_line_speed[cfg_idx] == SPEED_AUTO_NEG) {
1396 bp->link_params.req_flow_ctrl[cfg_idx] =
1397 BNX2X_FLOW_CTRL_AUTO;
1398 }
1399 }
1400
1401 DP(NETIF_MSG_LINK,
1402 "req_flow_ctrl 0x%x\n", bp->link_params.req_flow_ctrl[cfg_idx]);
1403
1404 if (netif_running(dev)) {
1405 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
1406 bnx2x_link_set(bp);
1407 }
1408
1409 return 0;
1410 }
1411
1412 static const struct {
1413 char string[ETH_GSTRING_LEN];
1414 } bnx2x_tests_str_arr[BNX2X_NUM_TESTS] = {
1415 { "register_test (offline)" },
1416 { "memory_test (offline)" },
1417 { "loopback_test (offline)" },
1418 { "nvram_test (online)" },
1419 { "interrupt_test (online)" },
1420 { "link_test (online)" },
1421 { "idle check (online)" }
1422 };
1423
1424 enum {
1425 BNX2X_CHIP_E1_OFST = 0,
1426 BNX2X_CHIP_E1H_OFST,
1427 BNX2X_CHIP_E2_OFST,
1428 BNX2X_CHIP_E3_OFST,
1429 BNX2X_CHIP_E3B0_OFST,
1430 BNX2X_CHIP_MAX_OFST
1431 };
1432
1433 #define BNX2X_CHIP_MASK_E1 (1 << BNX2X_CHIP_E1_OFST)
1434 #define BNX2X_CHIP_MASK_E1H (1 << BNX2X_CHIP_E1H_OFST)
1435 #define BNX2X_CHIP_MASK_E2 (1 << BNX2X_CHIP_E2_OFST)
1436 #define BNX2X_CHIP_MASK_E3 (1 << BNX2X_CHIP_E3_OFST)
1437 #define BNX2X_CHIP_MASK_E3B0 (1 << BNX2X_CHIP_E3B0_OFST)
1438
1439 #define BNX2X_CHIP_MASK_ALL ((1 << BNX2X_CHIP_MAX_OFST) - 1)
1440 #define BNX2X_CHIP_MASK_E1X (BNX2X_CHIP_MASK_E1 | BNX2X_CHIP_MASK_E1H)
1441
1442 static int bnx2x_test_registers(struct bnx2x *bp)
1443 {
1444 int idx, i, rc = -ENODEV;
1445 u32 wr_val = 0, hw;
1446 int port = BP_PORT(bp);
1447 static const struct {
1448 u32 hw;
1449 u32 offset0;
1450 u32 offset1;
1451 u32 mask;
1452 } reg_tbl[] = {
1453 /* 0 */ { BNX2X_CHIP_MASK_ALL,
1454 BRB1_REG_PAUSE_LOW_THRESHOLD_0, 4, 0x000003ff },
1455 { BNX2X_CHIP_MASK_ALL,
1456 DORQ_REG_DB_ADDR0, 4, 0xffffffff },
1457 { BNX2X_CHIP_MASK_E1X,
1458 HC_REG_AGG_INT_0, 4, 0x000003ff },
1459 { BNX2X_CHIP_MASK_ALL,
1460 PBF_REG_MAC_IF0_ENABLE, 4, 0x00000001 },
1461 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2 | BNX2X_CHIP_MASK_E3,
1462 PBF_REG_P0_INIT_CRD, 4, 0x000007ff },
1463 { BNX2X_CHIP_MASK_E3B0,
1464 PBF_REG_INIT_CRD_Q0, 4, 0x000007ff },
1465 { BNX2X_CHIP_MASK_ALL,
1466 PRS_REG_CID_PORT_0, 4, 0x00ffffff },
1467 { BNX2X_CHIP_MASK_ALL,
1468 PXP2_REG_PSWRQ_CDU0_L2P, 4, 0x000fffff },
1469 { BNX2X_CHIP_MASK_ALL,
1470 PXP2_REG_RQ_CDU0_EFIRST_MEM_ADDR, 8, 0x0003ffff },
1471 { BNX2X_CHIP_MASK_ALL,
1472 PXP2_REG_PSWRQ_TM0_L2P, 4, 0x000fffff },
1473 /* 10 */ { BNX2X_CHIP_MASK_ALL,
1474 PXP2_REG_RQ_USDM0_EFIRST_MEM_ADDR, 8, 0x0003ffff },
1475 { BNX2X_CHIP_MASK_ALL,
1476 PXP2_REG_PSWRQ_TSDM0_L2P, 4, 0x000fffff },
1477 { BNX2X_CHIP_MASK_ALL,
1478 QM_REG_CONNNUM_0, 4, 0x000fffff },
1479 { BNX2X_CHIP_MASK_ALL,
1480 TM_REG_LIN0_MAX_ACTIVE_CID, 4, 0x0003ffff },
1481 { BNX2X_CHIP_MASK_ALL,
1482 SRC_REG_KEYRSS0_0, 40, 0xffffffff },
1483 { BNX2X_CHIP_MASK_ALL,
1484 SRC_REG_KEYRSS0_7, 40, 0xffffffff },
1485 { BNX2X_CHIP_MASK_ALL,
1486 XCM_REG_WU_DA_SET_TMR_CNT_FLG_CMD00, 4, 0x00000001 },
1487 { BNX2X_CHIP_MASK_ALL,
1488 XCM_REG_WU_DA_CNT_CMD00, 4, 0x00000003 },
1489 { BNX2X_CHIP_MASK_ALL,
1490 XCM_REG_GLB_DEL_ACK_MAX_CNT_0, 4, 0x000000ff },
1491 { BNX2X_CHIP_MASK_ALL,
1492 NIG_REG_LLH0_T_BIT, 4, 0x00000001 },
1493 /* 20 */ { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
1494 NIG_REG_EMAC0_IN_EN, 4, 0x00000001 },
1495 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
1496 NIG_REG_BMAC0_IN_EN, 4, 0x00000001 },
1497 { BNX2X_CHIP_MASK_ALL,
1498 NIG_REG_XCM0_OUT_EN, 4, 0x00000001 },
1499 { BNX2X_CHIP_MASK_ALL,
1500 NIG_REG_BRB0_OUT_EN, 4, 0x00000001 },
1501 { BNX2X_CHIP_MASK_ALL,
1502 NIG_REG_LLH0_XCM_MASK, 4, 0x00000007 },
1503 { BNX2X_CHIP_MASK_ALL,
1504 NIG_REG_LLH0_ACPI_PAT_6_LEN, 68, 0x000000ff },
1505 { BNX2X_CHIP_MASK_ALL,
1506 NIG_REG_LLH0_ACPI_PAT_0_CRC, 68, 0xffffffff },
1507 { BNX2X_CHIP_MASK_ALL,
1508 NIG_REG_LLH0_DEST_MAC_0_0, 160, 0xffffffff },
1509 { BNX2X_CHIP_MASK_ALL,
1510 NIG_REG_LLH0_DEST_IP_0_1, 160, 0xffffffff },
1511 { BNX2X_CHIP_MASK_ALL,
1512 NIG_REG_LLH0_IPV4_IPV6_0, 160, 0x00000001 },
1513 /* 30 */ { BNX2X_CHIP_MASK_ALL,
1514 NIG_REG_LLH0_DEST_UDP_0, 160, 0x0000ffff },
1515 { BNX2X_CHIP_MASK_ALL,
1516 NIG_REG_LLH0_DEST_TCP_0, 160, 0x0000ffff },
1517 { BNX2X_CHIP_MASK_ALL,
1518 NIG_REG_LLH0_VLAN_ID_0, 160, 0x00000fff },
1519 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
1520 NIG_REG_XGXS_SERDES0_MODE_SEL, 4, 0x00000001 },
1521 { BNX2X_CHIP_MASK_ALL,
1522 NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0, 4, 0x00000001},
1523 { BNX2X_CHIP_MASK_ALL,
1524 NIG_REG_STATUS_INTERRUPT_PORT0, 4, 0x07ffffff },
1525 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
1526 NIG_REG_XGXS0_CTRL_EXTREMOTEMDIOST, 24, 0x00000001 },
1527 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
1528 NIG_REG_SERDES0_CTRL_PHY_ADDR, 16, 0x0000001f },
1529
1530 { BNX2X_CHIP_MASK_ALL, 0xffffffff, 0, 0x00000000 }
1531 };
1532
1533 if (!netif_running(bp->dev))
1534 return rc;
1535
1536 if (CHIP_IS_E1(bp))
1537 hw = BNX2X_CHIP_MASK_E1;
1538 else if (CHIP_IS_E1H(bp))
1539 hw = BNX2X_CHIP_MASK_E1H;
1540 else if (CHIP_IS_E2(bp))
1541 hw = BNX2X_CHIP_MASK_E2;
1542 else if (CHIP_IS_E3B0(bp))
1543 hw = BNX2X_CHIP_MASK_E3B0;
1544 else /* e3 A0 */
1545 hw = BNX2X_CHIP_MASK_E3;
1546
1547 /* Repeat the test twice:
1548 First by writing 0x00000000, second by writing 0xffffffff */
1549 for (idx = 0; idx < 2; idx++) {
1550
1551 switch (idx) {
1552 case 0:
1553 wr_val = 0;
1554 break;
1555 case 1:
1556 wr_val = 0xffffffff;
1557 break;
1558 }
1559
1560 for (i = 0; reg_tbl[i].offset0 != 0xffffffff; i++) {
1561 u32 offset, mask, save_val, val;
1562 if (!(hw & reg_tbl[i].hw))
1563 continue;
1564
1565 offset = reg_tbl[i].offset0 + port*reg_tbl[i].offset1;
1566 mask = reg_tbl[i].mask;
1567
1568 save_val = REG_RD(bp, offset);
1569
1570 REG_WR(bp, offset, wr_val & mask);
1571
1572 val = REG_RD(bp, offset);
1573
1574 /* Restore the original register's value */
1575 REG_WR(bp, offset, save_val);
1576
1577 /* verify value is as expected */
1578 if ((val & mask) != (wr_val & mask)) {
1579 DP(NETIF_MSG_HW,
1580 "offset 0x%x: val 0x%x != 0x%x mask 0x%x\n",
1581 offset, val, wr_val, mask);
1582 goto test_reg_exit;
1583 }
1584 }
1585 }
1586
1587 rc = 0;
1588
1589 test_reg_exit:
1590 return rc;
1591 }
1592
1593 static int bnx2x_test_memory(struct bnx2x *bp)
1594 {
1595 int i, j, rc = -ENODEV;
1596 u32 val, index;
1597 static const struct {
1598 u32 offset;
1599 int size;
1600 } mem_tbl[] = {
1601 { CCM_REG_XX_DESCR_TABLE, CCM_REG_XX_DESCR_TABLE_SIZE },
1602 { CFC_REG_ACTIVITY_COUNTER, CFC_REG_ACTIVITY_COUNTER_SIZE },
1603 { CFC_REG_LINK_LIST, CFC_REG_LINK_LIST_SIZE },
1604 { DMAE_REG_CMD_MEM, DMAE_REG_CMD_MEM_SIZE },
1605 { TCM_REG_XX_DESCR_TABLE, TCM_REG_XX_DESCR_TABLE_SIZE },
1606 { UCM_REG_XX_DESCR_TABLE, UCM_REG_XX_DESCR_TABLE_SIZE },
1607 { XCM_REG_XX_DESCR_TABLE, XCM_REG_XX_DESCR_TABLE_SIZE },
1608
1609 { 0xffffffff, 0 }
1610 };
1611
1612 static const struct {
1613 char *name;
1614 u32 offset;
1615 u32 hw_mask[BNX2X_CHIP_MAX_OFST];
1616 } prty_tbl[] = {
1617 { "CCM_PRTY_STS", CCM_REG_CCM_PRTY_STS,
1618 {0x3ffc0, 0, 0, 0} },
1619 { "CFC_PRTY_STS", CFC_REG_CFC_PRTY_STS,
1620 {0x2, 0x2, 0, 0} },
1621 { "DMAE_PRTY_STS", DMAE_REG_DMAE_PRTY_STS,
1622 {0, 0, 0, 0} },
1623 { "TCM_PRTY_STS", TCM_REG_TCM_PRTY_STS,
1624 {0x3ffc0, 0, 0, 0} },
1625 { "UCM_PRTY_STS", UCM_REG_UCM_PRTY_STS,
1626 {0x3ffc0, 0, 0, 0} },
1627 { "XCM_PRTY_STS", XCM_REG_XCM_PRTY_STS,
1628 {0x3ffc1, 0, 0, 0} },
1629
1630 { NULL, 0xffffffff, {0, 0, 0, 0} }
1631 };
1632
1633 if (!netif_running(bp->dev))
1634 return rc;
1635
1636 if (CHIP_IS_E1(bp))
1637 index = BNX2X_CHIP_E1_OFST;
1638 else if (CHIP_IS_E1H(bp))
1639 index = BNX2X_CHIP_E1H_OFST;
1640 else if (CHIP_IS_E2(bp))
1641 index = BNX2X_CHIP_E2_OFST;
1642 else /* e3 */
1643 index = BNX2X_CHIP_E3_OFST;
1644
1645 /* pre-Check the parity status */
1646 for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) {
1647 val = REG_RD(bp, prty_tbl[i].offset);
1648 if (val & ~(prty_tbl[i].hw_mask[index])) {
1649 DP(NETIF_MSG_HW,
1650 "%s is 0x%x\n", prty_tbl[i].name, val);
1651 goto test_mem_exit;
1652 }
1653 }
1654
1655 /* Go through all the memories */
1656 for (i = 0; mem_tbl[i].offset != 0xffffffff; i++)
1657 for (j = 0; j < mem_tbl[i].size; j++)
1658 REG_RD(bp, mem_tbl[i].offset + j*4);
1659
1660 /* Check the parity status */
1661 for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) {
1662 val = REG_RD(bp, prty_tbl[i].offset);
1663 if (val & ~(prty_tbl[i].hw_mask[index])) {
1664 DP(NETIF_MSG_HW,
1665 "%s is 0x%x\n", prty_tbl[i].name, val);
1666 goto test_mem_exit;
1667 }
1668 }
1669
1670 rc = 0;
1671
1672 test_mem_exit:
1673 return rc;
1674 }
1675
1676 static void bnx2x_wait_for_link(struct bnx2x *bp, u8 link_up, u8 is_serdes)
1677 {
1678 int cnt = 1400;
1679
1680 if (link_up) {
1681 while (bnx2x_link_test(bp, is_serdes) && cnt--)
1682 msleep(20);
1683
1684 if (cnt <= 0 && bnx2x_link_test(bp, is_serdes))
1685 DP(NETIF_MSG_LINK, "Timeout waiting for link up\n");
1686 }
1687 }
1688
1689 static int bnx2x_run_loopback(struct bnx2x *bp, int loopback_mode)
1690 {
1691 unsigned int pkt_size, num_pkts, i;
1692 struct sk_buff *skb;
1693 unsigned char *packet;
1694 struct bnx2x_fastpath *fp_rx = &bp->fp[0];
1695 struct bnx2x_fastpath *fp_tx = &bp->fp[0];
1696 struct bnx2x_fp_txdata *txdata = &fp_tx->txdata[0];
1697 u16 tx_start_idx, tx_idx;
1698 u16 rx_start_idx, rx_idx;
1699 u16 pkt_prod, bd_prod, rx_comp_cons;
1700 struct sw_tx_bd *tx_buf;
1701 struct eth_tx_start_bd *tx_start_bd;
1702 struct eth_tx_parse_bd_e1x *pbd_e1x = NULL;
1703 struct eth_tx_parse_bd_e2 *pbd_e2 = NULL;
1704 dma_addr_t mapping;
1705 union eth_rx_cqe *cqe;
1706 u8 cqe_fp_flags, cqe_fp_type;
1707 struct sw_rx_bd *rx_buf;
1708 u16 len;
1709 int rc = -ENODEV;
1710
1711 /* check the loopback mode */
1712 switch (loopback_mode) {
1713 case BNX2X_PHY_LOOPBACK:
1714 if (bp->link_params.loopback_mode != LOOPBACK_XGXS)
1715 return -EINVAL;
1716 break;
1717 case BNX2X_MAC_LOOPBACK:
1718 bp->link_params.loopback_mode = CHIP_IS_E3(bp) ?
1719 LOOPBACK_XMAC : LOOPBACK_BMAC;
1720 bnx2x_phy_init(&bp->link_params, &bp->link_vars);
1721 break;
1722 default:
1723 return -EINVAL;
1724 }
1725
1726 /* prepare the loopback packet */
1727 pkt_size = (((bp->dev->mtu < ETH_MAX_PACKET_SIZE) ?
1728 bp->dev->mtu : ETH_MAX_PACKET_SIZE) + ETH_HLEN);
1729 skb = netdev_alloc_skb(bp->dev, fp_rx->rx_buf_size);
1730 if (!skb) {
1731 rc = -ENOMEM;
1732 goto test_loopback_exit;
1733 }
1734 packet = skb_put(skb, pkt_size);
1735 memcpy(packet, bp->dev->dev_addr, ETH_ALEN);
1736 memset(packet + ETH_ALEN, 0, ETH_ALEN);
1737 memset(packet + 2*ETH_ALEN, 0x77, (ETH_HLEN - 2*ETH_ALEN));
1738 for (i = ETH_HLEN; i < pkt_size; i++)
1739 packet[i] = (unsigned char) (i & 0xff);
1740 mapping = dma_map_single(&bp->pdev->dev, skb->data,
1741 skb_headlen(skb), DMA_TO_DEVICE);
1742 if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) {
1743 rc = -ENOMEM;
1744 dev_kfree_skb(skb);
1745 BNX2X_ERR("Unable to map SKB\n");
1746 goto test_loopback_exit;
1747 }
1748
1749 /* send the loopback packet */
1750 num_pkts = 0;
1751 tx_start_idx = le16_to_cpu(*txdata->tx_cons_sb);
1752 rx_start_idx = le16_to_cpu(*fp_rx->rx_cons_sb);
1753
1754 pkt_prod = txdata->tx_pkt_prod++;
1755 tx_buf = &txdata->tx_buf_ring[TX_BD(pkt_prod)];
1756 tx_buf->first_bd = txdata->tx_bd_prod;
1757 tx_buf->skb = skb;
1758 tx_buf->flags = 0;
1759
1760 bd_prod = TX_BD(txdata->tx_bd_prod);
1761 tx_start_bd = &txdata->tx_desc_ring[bd_prod].start_bd;
1762 tx_start_bd->addr_hi = cpu_to_le32(U64_HI(mapping));
1763 tx_start_bd->addr_lo = cpu_to_le32(U64_LO(mapping));
1764 tx_start_bd->nbd = cpu_to_le16(2); /* start + pbd */
1765 tx_start_bd->nbytes = cpu_to_le16(skb_headlen(skb));
1766 tx_start_bd->vlan_or_ethertype = cpu_to_le16(pkt_prod);
1767 tx_start_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_START_BD;
1768 SET_FLAG(tx_start_bd->general_data,
1769 ETH_TX_START_BD_ETH_ADDR_TYPE,
1770 UNICAST_ADDRESS);
1771 SET_FLAG(tx_start_bd->general_data,
1772 ETH_TX_START_BD_HDR_NBDS,
1773 1);
1774
1775 /* turn on parsing and get a BD */
1776 bd_prod = TX_BD(NEXT_TX_IDX(bd_prod));
1777
1778 pbd_e1x = &txdata->tx_desc_ring[bd_prod].parse_bd_e1x;
1779 pbd_e2 = &txdata->tx_desc_ring[bd_prod].parse_bd_e2;
1780
1781 memset(pbd_e2, 0, sizeof(struct eth_tx_parse_bd_e2));
1782 memset(pbd_e1x, 0, sizeof(struct eth_tx_parse_bd_e1x));
1783
1784 wmb();
1785
1786 txdata->tx_db.data.prod += 2;
1787 barrier();
1788 DOORBELL(bp, txdata->cid, txdata->tx_db.raw);
1789
1790 mmiowb();
1791 barrier();
1792
1793 num_pkts++;
1794 txdata->tx_bd_prod += 2; /* start + pbd */
1795
1796 udelay(100);
1797
1798 tx_idx = le16_to_cpu(*txdata->tx_cons_sb);
1799 if (tx_idx != tx_start_idx + num_pkts)
1800 goto test_loopback_exit;
1801
1802 /* Unlike HC IGU won't generate an interrupt for status block
1803 * updates that have been performed while interrupts were
1804 * disabled.
1805 */
1806 if (bp->common.int_block == INT_BLOCK_IGU) {
1807 /* Disable local BHes to prevent a dead-lock situation between
1808 * sch_direct_xmit() and bnx2x_run_loopback() (calling
1809 * bnx2x_tx_int()), as both are taking netif_tx_lock().
1810 */
1811 local_bh_disable();
1812 bnx2x_tx_int(bp, txdata);
1813 local_bh_enable();
1814 }
1815
1816 rx_idx = le16_to_cpu(*fp_rx->rx_cons_sb);
1817 if (rx_idx != rx_start_idx + num_pkts)
1818 goto test_loopback_exit;
1819
1820 rx_comp_cons = le16_to_cpu(fp_rx->rx_comp_cons);
1821 cqe = &fp_rx->rx_comp_ring[RCQ_BD(rx_comp_cons)];
1822 cqe_fp_flags = cqe->fast_path_cqe.type_error_flags;
1823 cqe_fp_type = cqe_fp_flags & ETH_FAST_PATH_RX_CQE_TYPE;
1824 if (!CQE_TYPE_FAST(cqe_fp_type) || (cqe_fp_flags & ETH_RX_ERROR_FALGS))
1825 goto test_loopback_rx_exit;
1826
1827 len = le16_to_cpu(cqe->fast_path_cqe.pkt_len);
1828 if (len != pkt_size)
1829 goto test_loopback_rx_exit;
1830
1831 rx_buf = &fp_rx->rx_buf_ring[RX_BD(fp_rx->rx_bd_cons)];
1832 dma_sync_single_for_cpu(&bp->pdev->dev,
1833 dma_unmap_addr(rx_buf, mapping),
1834 fp_rx->rx_buf_size, DMA_FROM_DEVICE);
1835 skb = rx_buf->skb;
1836 skb_reserve(skb, cqe->fast_path_cqe.placement_offset);
1837 for (i = ETH_HLEN; i < pkt_size; i++)
1838 if (*(skb->data + i) != (unsigned char) (i & 0xff))
1839 goto test_loopback_rx_exit;
1840
1841 rc = 0;
1842
1843 test_loopback_rx_exit:
1844
1845 fp_rx->rx_bd_cons = NEXT_RX_IDX(fp_rx->rx_bd_cons);
1846 fp_rx->rx_bd_prod = NEXT_RX_IDX(fp_rx->rx_bd_prod);
1847 fp_rx->rx_comp_cons = NEXT_RCQ_IDX(fp_rx->rx_comp_cons);
1848 fp_rx->rx_comp_prod = NEXT_RCQ_IDX(fp_rx->rx_comp_prod);
1849
1850 /* Update producers */
1851 bnx2x_update_rx_prod(bp, fp_rx, fp_rx->rx_bd_prod, fp_rx->rx_comp_prod,
1852 fp_rx->rx_sge_prod);
1853
1854 test_loopback_exit:
1855 bp->link_params.loopback_mode = LOOPBACK_NONE;
1856
1857 return rc;
1858 }
1859
1860 static int bnx2x_test_loopback(struct bnx2x *bp)
1861 {
1862 int rc = 0, res;
1863
1864 if (BP_NOMCP(bp))
1865 return rc;
1866
1867 if (!netif_running(bp->dev))
1868 return BNX2X_LOOPBACK_FAILED;
1869
1870 bnx2x_netif_stop(bp, 1);
1871 bnx2x_acquire_phy_lock(bp);
1872
1873 res = bnx2x_run_loopback(bp, BNX2X_PHY_LOOPBACK);
1874 if (res) {
1875 DP(NETIF_MSG_PROBE, " PHY loopback failed (res %d)\n", res);
1876 rc |= BNX2X_PHY_LOOPBACK_FAILED;
1877 }
1878
1879 res = bnx2x_run_loopback(bp, BNX2X_MAC_LOOPBACK);
1880 if (res) {
1881 DP(NETIF_MSG_PROBE, " MAC loopback failed (res %d)\n", res);
1882 rc |= BNX2X_MAC_LOOPBACK_FAILED;
1883 }
1884
1885 bnx2x_release_phy_lock(bp);
1886 bnx2x_netif_start(bp);
1887
1888 return rc;
1889 }
1890
1891 #define CRC32_RESIDUAL 0xdebb20e3
1892
1893 static int bnx2x_test_nvram(struct bnx2x *bp)
1894 {
1895 static const struct {
1896 int offset;
1897 int size;
1898 } nvram_tbl[] = {
1899 { 0, 0x14 }, /* bootstrap */
1900 { 0x14, 0xec }, /* dir */
1901 { 0x100, 0x350 }, /* manuf_info */
1902 { 0x450, 0xf0 }, /* feature_info */
1903 { 0x640, 0x64 }, /* upgrade_key_info */
1904 { 0x708, 0x70 }, /* manuf_key_info */
1905 { 0, 0 }
1906 };
1907 __be32 buf[0x350 / 4];
1908 u8 *data = (u8 *)buf;
1909 int i, rc;
1910 u32 magic, crc;
1911
1912 if (BP_NOMCP(bp))
1913 return 0;
1914
1915 rc = bnx2x_nvram_read(bp, 0, data, 4);
1916 if (rc) {
1917 DP(NETIF_MSG_PROBE, "magic value read (rc %d)\n", rc);
1918 goto test_nvram_exit;
1919 }
1920
1921 magic = be32_to_cpu(buf[0]);
1922 if (magic != 0x669955aa) {
1923 DP(NETIF_MSG_PROBE, "magic value (0x%08x)\n", magic);
1924 rc = -ENODEV;
1925 goto test_nvram_exit;
1926 }
1927
1928 for (i = 0; nvram_tbl[i].size; i++) {
1929
1930 rc = bnx2x_nvram_read(bp, nvram_tbl[i].offset, data,
1931 nvram_tbl[i].size);
1932 if (rc) {
1933 DP(NETIF_MSG_PROBE,
1934 "nvram_tbl[%d] read data (rc %d)\n", i, rc);
1935 goto test_nvram_exit;
1936 }
1937
1938 crc = ether_crc_le(nvram_tbl[i].size, data);
1939 if (crc != CRC32_RESIDUAL) {
1940 DP(NETIF_MSG_PROBE,
1941 "nvram_tbl[%d] crc value (0x%08x)\n", i, crc);
1942 rc = -ENODEV;
1943 goto test_nvram_exit;
1944 }
1945 }
1946
1947 test_nvram_exit:
1948 return rc;
1949 }
1950
1951 /* Send an EMPTY ramrod on the first queue */
1952 static int bnx2x_test_intr(struct bnx2x *bp)
1953 {
1954 struct bnx2x_queue_state_params params = {0};
1955
1956 if (!netif_running(bp->dev))
1957 return -ENODEV;
1958
1959 params.q_obj = &bp->fp->q_obj;
1960 params.cmd = BNX2X_Q_CMD_EMPTY;
1961
1962 __set_bit(RAMROD_COMP_WAIT, &params.ramrod_flags);
1963
1964 return bnx2x_queue_state_change(bp, &params);
1965 }
1966
1967 static void bnx2x_self_test(struct net_device *dev,
1968 struct ethtool_test *etest, u64 *buf)
1969 {
1970 struct bnx2x *bp = netdev_priv(dev);
1971 u8 is_serdes;
1972 if (bp->recovery_state != BNX2X_RECOVERY_DONE) {
1973 printk(KERN_ERR "Handling parity error recovery. Try again later\n");
1974 etest->flags |= ETH_TEST_FL_FAILED;
1975 return;
1976 }
1977
1978 memset(buf, 0, sizeof(u64) * BNX2X_NUM_TESTS);
1979
1980 if (!netif_running(dev))
1981 return;
1982
1983 /* offline tests are not supported in MF mode */
1984 if (IS_MF(bp))
1985 etest->flags &= ~ETH_TEST_FL_OFFLINE;
1986 is_serdes = (bp->link_vars.link_status & LINK_STATUS_SERDES_LINK) > 0;
1987
1988 if (etest->flags & ETH_TEST_FL_OFFLINE) {
1989 int port = BP_PORT(bp);
1990 u32 val;
1991 u8 link_up;
1992
1993 /* save current value of input enable for TX port IF */
1994 val = REG_RD(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4);
1995 /* disable input for TX port IF */
1996 REG_WR(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4, 0);
1997
1998 link_up = bp->link_vars.link_up;
1999
2000 bnx2x_nic_unload(bp, UNLOAD_NORMAL);
2001 bnx2x_nic_load(bp, LOAD_DIAG);
2002 /* wait until link state is restored */
2003 bnx2x_wait_for_link(bp, 1, is_serdes);
2004
2005 if (bnx2x_test_registers(bp) != 0) {
2006 buf[0] = 1;
2007 etest->flags |= ETH_TEST_FL_FAILED;
2008 }
2009 if (bnx2x_test_memory(bp) != 0) {
2010 buf[1] = 1;
2011 etest->flags |= ETH_TEST_FL_FAILED;
2012 }
2013
2014 buf[2] = bnx2x_test_loopback(bp);
2015 if (buf[2] != 0)
2016 etest->flags |= ETH_TEST_FL_FAILED;
2017
2018 bnx2x_nic_unload(bp, UNLOAD_NORMAL);
2019
2020 /* restore input for TX port IF */
2021 REG_WR(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4, val);
2022
2023 bnx2x_nic_load(bp, LOAD_NORMAL);
2024 /* wait until link state is restored */
2025 bnx2x_wait_for_link(bp, link_up, is_serdes);
2026 }
2027 if (bnx2x_test_nvram(bp) != 0) {
2028 buf[3] = 1;
2029 etest->flags |= ETH_TEST_FL_FAILED;
2030 }
2031 if (bnx2x_test_intr(bp) != 0) {
2032 buf[4] = 1;
2033 etest->flags |= ETH_TEST_FL_FAILED;
2034 }
2035
2036 if (bnx2x_link_test(bp, is_serdes) != 0) {
2037 buf[5] = 1;
2038 etest->flags |= ETH_TEST_FL_FAILED;
2039 }
2040
2041 #ifdef BNX2X_EXTRA_DEBUG
2042 bnx2x_panic_dump(bp);
2043 #endif
2044 }
2045
2046 #define IS_PORT_STAT(i) \
2047 ((bnx2x_stats_arr[i].flags & STATS_FLAGS_BOTH) == STATS_FLAGS_PORT)
2048 #define IS_FUNC_STAT(i) (bnx2x_stats_arr[i].flags & STATS_FLAGS_FUNC)
2049 #define IS_MF_MODE_STAT(bp) \
2050 (IS_MF(bp) && !(bp->msg_enable & BNX2X_MSG_STATS))
2051
2052 /* ethtool statistics are displayed for all regular ethernet queues and the
2053 * fcoe L2 queue if not disabled
2054 */
2055 static inline int bnx2x_num_stat_queues(struct bnx2x *bp)
2056 {
2057 return BNX2X_NUM_ETH_QUEUES(bp);
2058 }
2059
2060 static int bnx2x_get_sset_count(struct net_device *dev, int stringset)
2061 {
2062 struct bnx2x *bp = netdev_priv(dev);
2063 int i, num_stats;
2064
2065 switch (stringset) {
2066 case ETH_SS_STATS:
2067 if (is_multi(bp)) {
2068 num_stats = bnx2x_num_stat_queues(bp) *
2069 BNX2X_NUM_Q_STATS;
2070 if (!IS_MF_MODE_STAT(bp))
2071 num_stats += BNX2X_NUM_STATS;
2072 } else {
2073 if (IS_MF_MODE_STAT(bp)) {
2074 num_stats = 0;
2075 for (i = 0; i < BNX2X_NUM_STATS; i++)
2076 if (IS_FUNC_STAT(i))
2077 num_stats++;
2078 } else
2079 num_stats = BNX2X_NUM_STATS;
2080 }
2081 return num_stats;
2082
2083 case ETH_SS_TEST:
2084 return BNX2X_NUM_TESTS;
2085
2086 default:
2087 return -EINVAL;
2088 }
2089 }
2090
2091 static void bnx2x_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
2092 {
2093 struct bnx2x *bp = netdev_priv(dev);
2094 int i, j, k;
2095 char queue_name[MAX_QUEUE_NAME_LEN+1];
2096
2097 switch (stringset) {
2098 case ETH_SS_STATS:
2099 if (is_multi(bp)) {
2100 k = 0;
2101 for_each_eth_queue(bp, i) {
2102 memset(queue_name, 0, sizeof(queue_name));
2103 sprintf(queue_name, "%d", i);
2104 for (j = 0; j < BNX2X_NUM_Q_STATS; j++)
2105 snprintf(buf + (k + j)*ETH_GSTRING_LEN,
2106 ETH_GSTRING_LEN,
2107 bnx2x_q_stats_arr[j].string,
2108 queue_name);
2109 k += BNX2X_NUM_Q_STATS;
2110 }
2111 if (IS_MF_MODE_STAT(bp))
2112 break;
2113 for (j = 0; j < BNX2X_NUM_STATS; j++)
2114 strcpy(buf + (k + j)*ETH_GSTRING_LEN,
2115 bnx2x_stats_arr[j].string);
2116 } else {
2117 for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) {
2118 if (IS_MF_MODE_STAT(bp) && IS_PORT_STAT(i))
2119 continue;
2120 strcpy(buf + j*ETH_GSTRING_LEN,
2121 bnx2x_stats_arr[i].string);
2122 j++;
2123 }
2124 }
2125 break;
2126
2127 case ETH_SS_TEST:
2128 memcpy(buf, bnx2x_tests_str_arr, sizeof(bnx2x_tests_str_arr));
2129 break;
2130 }
2131 }
2132
2133 static void bnx2x_get_ethtool_stats(struct net_device *dev,
2134 struct ethtool_stats *stats, u64 *buf)
2135 {
2136 struct bnx2x *bp = netdev_priv(dev);
2137 u32 *hw_stats, *offset;
2138 int i, j, k;
2139
2140 if (is_multi(bp)) {
2141 k = 0;
2142 for_each_eth_queue(bp, i) {
2143 hw_stats = (u32 *)&bp->fp[i].eth_q_stats;
2144 for (j = 0; j < BNX2X_NUM_Q_STATS; j++) {
2145 if (bnx2x_q_stats_arr[j].size == 0) {
2146 /* skip this counter */
2147 buf[k + j] = 0;
2148 continue;
2149 }
2150 offset = (hw_stats +
2151 bnx2x_q_stats_arr[j].offset);
2152 if (bnx2x_q_stats_arr[j].size == 4) {
2153 /* 4-byte counter */
2154 buf[k + j] = (u64) *offset;
2155 continue;
2156 }
2157 /* 8-byte counter */
2158 buf[k + j] = HILO_U64(*offset, *(offset + 1));
2159 }
2160 k += BNX2X_NUM_Q_STATS;
2161 }
2162 if (IS_MF_MODE_STAT(bp))
2163 return;
2164 hw_stats = (u32 *)&bp->eth_stats;
2165 for (j = 0; j < BNX2X_NUM_STATS; j++) {
2166 if (bnx2x_stats_arr[j].size == 0) {
2167 /* skip this counter */
2168 buf[k + j] = 0;
2169 continue;
2170 }
2171 offset = (hw_stats + bnx2x_stats_arr[j].offset);
2172 if (bnx2x_stats_arr[j].size == 4) {
2173 /* 4-byte counter */
2174 buf[k + j] = (u64) *offset;
2175 continue;
2176 }
2177 /* 8-byte counter */
2178 buf[k + j] = HILO_U64(*offset, *(offset + 1));
2179 }
2180 } else {
2181 hw_stats = (u32 *)&bp->eth_stats;
2182 for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) {
2183 if (IS_MF_MODE_STAT(bp) && IS_PORT_STAT(i))
2184 continue;
2185 if (bnx2x_stats_arr[i].size == 0) {
2186 /* skip this counter */
2187 buf[j] = 0;
2188 j++;
2189 continue;
2190 }
2191 offset = (hw_stats + bnx2x_stats_arr[i].offset);
2192 if (bnx2x_stats_arr[i].size == 4) {
2193 /* 4-byte counter */
2194 buf[j] = (u64) *offset;
2195 j++;
2196 continue;
2197 }
2198 /* 8-byte counter */
2199 buf[j] = HILO_U64(*offset, *(offset + 1));
2200 j++;
2201 }
2202 }
2203 }
2204
2205 static int bnx2x_set_phys_id(struct net_device *dev,
2206 enum ethtool_phys_id_state state)
2207 {
2208 struct bnx2x *bp = netdev_priv(dev);
2209
2210 if (!netif_running(dev))
2211 return -EAGAIN;
2212
2213 if (!bp->port.pmf)
2214 return -EOPNOTSUPP;
2215
2216 switch (state) {
2217 case ETHTOOL_ID_ACTIVE:
2218 return 1; /* cycle on/off once per second */
2219
2220 case ETHTOOL_ID_ON:
2221 bnx2x_set_led(&bp->link_params, &bp->link_vars,
2222 LED_MODE_ON, SPEED_1000);
2223 break;
2224
2225 case ETHTOOL_ID_OFF:
2226 bnx2x_set_led(&bp->link_params, &bp->link_vars,
2227 LED_MODE_FRONT_PANEL_OFF, 0);
2228
2229 break;
2230
2231 case ETHTOOL_ID_INACTIVE:
2232 bnx2x_set_led(&bp->link_params, &bp->link_vars,
2233 LED_MODE_OPER,
2234 bp->link_vars.line_speed);
2235 }
2236
2237 return 0;
2238 }
2239
2240 static int bnx2x_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *info,
2241 void *rules __always_unused)
2242 {
2243 struct bnx2x *bp = netdev_priv(dev);
2244
2245 switch (info->cmd) {
2246 case ETHTOOL_GRXRINGS:
2247 info->data = BNX2X_NUM_ETH_QUEUES(bp);
2248 return 0;
2249
2250 default:
2251 return -EOPNOTSUPP;
2252 }
2253 }
2254
2255 static int bnx2x_get_rxfh_indir(struct net_device *dev,
2256 struct ethtool_rxfh_indir *indir)
2257 {
2258 struct bnx2x *bp = netdev_priv(dev);
2259 size_t copy_size =
2260 min_t(size_t, indir->size, T_ETH_INDIRECTION_TABLE_SIZE);
2261 u8 ind_table[T_ETH_INDIRECTION_TABLE_SIZE] = {0};
2262 size_t i;
2263
2264 if (bp->multi_mode == ETH_RSS_MODE_DISABLED)
2265 return -EOPNOTSUPP;
2266
2267 /* Get the current configuration of the RSS indirection table */
2268 bnx2x_get_rss_ind_table(&bp->rss_conf_obj, ind_table);
2269
2270 /*
2271 * We can't use a memcpy() as an internal storage of an
2272 * indirection table is a u8 array while indir->ring_index
2273 * points to an array of u32.
2274 *
2275 * Indirection table contains the FW Client IDs, so we need to
2276 * align the returned table to the Client ID of the leading RSS
2277 * queue.
2278 */
2279 for (i = 0; i < copy_size; i++)
2280 indir->ring_index[i] = ind_table[i] - bp->fp->cl_id;
2281
2282 indir->size = T_ETH_INDIRECTION_TABLE_SIZE;
2283
2284 return 0;
2285 }
2286
2287 static int bnx2x_set_rxfh_indir(struct net_device *dev,
2288 const struct ethtool_rxfh_indir *indir)
2289 {
2290 struct bnx2x *bp = netdev_priv(dev);
2291 size_t i;
2292 u8 ind_table[T_ETH_INDIRECTION_TABLE_SIZE] = {0};
2293 u32 num_eth_queues = BNX2X_NUM_ETH_QUEUES(bp);
2294
2295 if (bp->multi_mode == ETH_RSS_MODE_DISABLED)
2296 return -EOPNOTSUPP;
2297
2298 /* validate the size */
2299 if (indir->size != T_ETH_INDIRECTION_TABLE_SIZE)
2300 return -EINVAL;
2301
2302 for (i = 0; i < T_ETH_INDIRECTION_TABLE_SIZE; i++) {
2303 /* validate the indices */
2304 if (indir->ring_index[i] >= num_eth_queues)
2305 return -EINVAL;
2306 /*
2307 * The same as in bnx2x_get_rxfh_indir: we can't use a memcpy()
2308 * as an internal storage of an indirection table is a u8 array
2309 * while indir->ring_index points to an array of u32.
2310 *
2311 * Indirection table contains the FW Client IDs, so we need to
2312 * align the received table to the Client ID of the leading RSS
2313 * queue
2314 */
2315 ind_table[i] = indir->ring_index[i] + bp->fp->cl_id;
2316 }
2317
2318 return bnx2x_config_rss_pf(bp, ind_table, false);
2319 }
2320
2321 static const struct ethtool_ops bnx2x_ethtool_ops = {
2322 .get_settings = bnx2x_get_settings,
2323 .set_settings = bnx2x_set_settings,
2324 .get_drvinfo = bnx2x_get_drvinfo,
2325 .get_regs_len = bnx2x_get_regs_len,
2326 .get_regs = bnx2x_get_regs,
2327 .get_wol = bnx2x_get_wol,
2328 .set_wol = bnx2x_set_wol,
2329 .get_msglevel = bnx2x_get_msglevel,
2330 .set_msglevel = bnx2x_set_msglevel,
2331 .nway_reset = bnx2x_nway_reset,
2332 .get_link = bnx2x_get_link,
2333 .get_eeprom_len = bnx2x_get_eeprom_len,
2334 .get_eeprom = bnx2x_get_eeprom,
2335 .set_eeprom = bnx2x_set_eeprom,
2336 .get_coalesce = bnx2x_get_coalesce,
2337 .set_coalesce = bnx2x_set_coalesce,
2338 .get_ringparam = bnx2x_get_ringparam,
2339 .set_ringparam = bnx2x_set_ringparam,
2340 .get_pauseparam = bnx2x_get_pauseparam,
2341 .set_pauseparam = bnx2x_set_pauseparam,
2342 .self_test = bnx2x_self_test,
2343 .get_sset_count = bnx2x_get_sset_count,
2344 .get_strings = bnx2x_get_strings,
2345 .set_phys_id = bnx2x_set_phys_id,
2346 .get_ethtool_stats = bnx2x_get_ethtool_stats,
2347 .get_rxnfc = bnx2x_get_rxnfc,
2348 .get_rxfh_indir = bnx2x_get_rxfh_indir,
2349 .set_rxfh_indir = bnx2x_set_rxfh_indir,
2350 };
2351
2352 void bnx2x_set_ethtool_ops(struct net_device *netdev)
2353 {
2354 SET_ETHTOOL_OPS(netdev, &bnx2x_ethtool_ops);
2355 }