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usb: Netlogic: Use CPU_XLR in place of NLM_XLR
[zen-stable.git] / drivers / net / ethernet / broadcom / bnx2x / bnx2x_ethtool.c
blobf0ca8b27a55eea7b96f3984b03aaead457ba3db8
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
18 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
19
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>
25
26
27 #include "bnx2x.h"
28 #include "bnx2x_cmn.h"
29 #include "bnx2x_dump.h"
30 #include "bnx2x_init.h"
31 #include "bnx2x_sp.h"
32
33 /* Note: in the format strings below %s is replaced by the queue-name which is
34 * either its index or 'fcoe' for the fcoe queue. Make sure the format string
35 * length does not exceed ETH_GSTRING_LEN - MAX_QUEUE_NAME_LEN + 2
36 */
37 #define MAX_QUEUE_NAME_LEN 4
38 static const struct {
39 long offset;
40 int size;
41 char string[ETH_GSTRING_LEN];
42 } bnx2x_q_stats_arr[] = {
43 /* 1 */ { Q_STATS_OFFSET32(total_bytes_received_hi), 8, "[%s]: rx_bytes" },
44 { Q_STATS_OFFSET32(total_unicast_packets_received_hi),
45 8, "[%s]: rx_ucast_packets" },
46 { Q_STATS_OFFSET32(total_multicast_packets_received_hi),
47 8, "[%s]: rx_mcast_packets" },
48 { Q_STATS_OFFSET32(total_broadcast_packets_received_hi),
49 8, "[%s]: rx_bcast_packets" },
50 { Q_STATS_OFFSET32(no_buff_discard_hi), 8, "[%s]: rx_discards" },
51 { Q_STATS_OFFSET32(rx_err_discard_pkt),
52 4, "[%s]: rx_phy_ip_err_discards"},
53 { Q_STATS_OFFSET32(rx_skb_alloc_failed),
54 4, "[%s]: rx_skb_alloc_discard" },
55 { Q_STATS_OFFSET32(hw_csum_err), 4, "[%s]: rx_csum_offload_errors" },
56
57 { Q_STATS_OFFSET32(total_bytes_transmitted_hi), 8, "[%s]: tx_bytes" },
58 /* 10 */{ Q_STATS_OFFSET32(total_unicast_packets_transmitted_hi),
59 8, "[%s]: tx_ucast_packets" },
60 { Q_STATS_OFFSET32(total_multicast_packets_transmitted_hi),
61 8, "[%s]: tx_mcast_packets" },
62 { Q_STATS_OFFSET32(total_broadcast_packets_transmitted_hi),
63 8, "[%s]: tx_bcast_packets" },
64 { Q_STATS_OFFSET32(total_tpa_aggregations_hi),
65 8, "[%s]: tpa_aggregations" },
66 { Q_STATS_OFFSET32(total_tpa_aggregated_frames_hi),
67 8, "[%s]: tpa_aggregated_frames"},
68 { Q_STATS_OFFSET32(total_tpa_bytes_hi), 8, "[%s]: tpa_bytes"}
69 };
70
71 #define BNX2X_NUM_Q_STATS ARRAY_SIZE(bnx2x_q_stats_arr)
72
73 static const struct {
74 long offset;
75 int size;
76 u32 flags;
77 #define STATS_FLAGS_PORT 1
78 #define STATS_FLAGS_FUNC 2
79 #define STATS_FLAGS_BOTH (STATS_FLAGS_FUNC | STATS_FLAGS_PORT)
80 char string[ETH_GSTRING_LEN];
81 } bnx2x_stats_arr[] = {
82 /* 1 */ { STATS_OFFSET32(total_bytes_received_hi),
83 8, STATS_FLAGS_BOTH, "rx_bytes" },
84 { STATS_OFFSET32(error_bytes_received_hi),
85 8, STATS_FLAGS_BOTH, "rx_error_bytes" },
86 { STATS_OFFSET32(total_unicast_packets_received_hi),
87 8, STATS_FLAGS_BOTH, "rx_ucast_packets" },
88 { STATS_OFFSET32(total_multicast_packets_received_hi),
89 8, STATS_FLAGS_BOTH, "rx_mcast_packets" },
90 { STATS_OFFSET32(total_broadcast_packets_received_hi),
91 8, STATS_FLAGS_BOTH, "rx_bcast_packets" },
92 { STATS_OFFSET32(rx_stat_dot3statsfcserrors_hi),
93 8, STATS_FLAGS_PORT, "rx_crc_errors" },
94 { STATS_OFFSET32(rx_stat_dot3statsalignmenterrors_hi),
95 8, STATS_FLAGS_PORT, "rx_align_errors" },
96 { STATS_OFFSET32(rx_stat_etherstatsundersizepkts_hi),
97 8, STATS_FLAGS_PORT, "rx_undersize_packets" },
98 { STATS_OFFSET32(etherstatsoverrsizepkts_hi),
99 8, STATS_FLAGS_PORT, "rx_oversize_packets" },
100 /* 10 */{ STATS_OFFSET32(rx_stat_etherstatsfragments_hi),
101 8, STATS_FLAGS_PORT, "rx_fragments" },
102 { STATS_OFFSET32(rx_stat_etherstatsjabbers_hi),
103 8, STATS_FLAGS_PORT, "rx_jabbers" },
104 { STATS_OFFSET32(no_buff_discard_hi),
105 8, STATS_FLAGS_BOTH, "rx_discards" },
106 { STATS_OFFSET32(mac_filter_discard),
107 4, STATS_FLAGS_PORT, "rx_filtered_packets" },
108 { STATS_OFFSET32(mf_tag_discard),
109 4, STATS_FLAGS_PORT, "rx_mf_tag_discard" },
110 { STATS_OFFSET32(brb_drop_hi),
111 8, STATS_FLAGS_PORT, "rx_brb_discard" },
112 { STATS_OFFSET32(brb_truncate_hi),
113 8, STATS_FLAGS_PORT, "rx_brb_truncate" },
114 { STATS_OFFSET32(pause_frames_received_hi),
115 8, STATS_FLAGS_PORT, "rx_pause_frames" },
116 { STATS_OFFSET32(rx_stat_maccontrolframesreceived_hi),
117 8, STATS_FLAGS_PORT, "rx_mac_ctrl_frames" },
118 { STATS_OFFSET32(nig_timer_max),
119 4, STATS_FLAGS_PORT, "rx_constant_pause_events" },
120 /* 20 */{ STATS_OFFSET32(rx_err_discard_pkt),
121 4, STATS_FLAGS_BOTH, "rx_phy_ip_err_discards"},
122 { STATS_OFFSET32(rx_skb_alloc_failed),
123 4, STATS_FLAGS_BOTH, "rx_skb_alloc_discard" },
124 { STATS_OFFSET32(hw_csum_err),
125 4, STATS_FLAGS_BOTH, "rx_csum_offload_errors" },
126
127 { STATS_OFFSET32(total_bytes_transmitted_hi),
128 8, STATS_FLAGS_BOTH, "tx_bytes" },
129 { STATS_OFFSET32(tx_stat_ifhcoutbadoctets_hi),
130 8, STATS_FLAGS_PORT, "tx_error_bytes" },
131 { STATS_OFFSET32(total_unicast_packets_transmitted_hi),
132 8, STATS_FLAGS_BOTH, "tx_ucast_packets" },
133 { STATS_OFFSET32(total_multicast_packets_transmitted_hi),
134 8, STATS_FLAGS_BOTH, "tx_mcast_packets" },
135 { STATS_OFFSET32(total_broadcast_packets_transmitted_hi),
136 8, STATS_FLAGS_BOTH, "tx_bcast_packets" },
137 { STATS_OFFSET32(tx_stat_dot3statsinternalmactransmiterrors_hi),
138 8, STATS_FLAGS_PORT, "tx_mac_errors" },
139 { STATS_OFFSET32(rx_stat_dot3statscarriersenseerrors_hi),
140 8, STATS_FLAGS_PORT, "tx_carrier_errors" },
141 /* 30 */{ STATS_OFFSET32(tx_stat_dot3statssinglecollisionframes_hi),
142 8, STATS_FLAGS_PORT, "tx_single_collisions" },
143 { STATS_OFFSET32(tx_stat_dot3statsmultiplecollisionframes_hi),
144 8, STATS_FLAGS_PORT, "tx_multi_collisions" },
145 { STATS_OFFSET32(tx_stat_dot3statsdeferredtransmissions_hi),
146 8, STATS_FLAGS_PORT, "tx_deferred" },
147 { STATS_OFFSET32(tx_stat_dot3statsexcessivecollisions_hi),
148 8, STATS_FLAGS_PORT, "tx_excess_collisions" },
149 { STATS_OFFSET32(tx_stat_dot3statslatecollisions_hi),
150 8, STATS_FLAGS_PORT, "tx_late_collisions" },
151 { STATS_OFFSET32(tx_stat_etherstatscollisions_hi),
152 8, STATS_FLAGS_PORT, "tx_total_collisions" },
153 { STATS_OFFSET32(tx_stat_etherstatspkts64octets_hi),
154 8, STATS_FLAGS_PORT, "tx_64_byte_packets" },
155 { STATS_OFFSET32(tx_stat_etherstatspkts65octetsto127octets_hi),
156 8, STATS_FLAGS_PORT, "tx_65_to_127_byte_packets" },
157 { STATS_OFFSET32(tx_stat_etherstatspkts128octetsto255octets_hi),
158 8, STATS_FLAGS_PORT, "tx_128_to_255_byte_packets" },
159 { STATS_OFFSET32(tx_stat_etherstatspkts256octetsto511octets_hi),
160 8, STATS_FLAGS_PORT, "tx_256_to_511_byte_packets" },
161 /* 40 */{ STATS_OFFSET32(tx_stat_etherstatspkts512octetsto1023octets_hi),
162 8, STATS_FLAGS_PORT, "tx_512_to_1023_byte_packets" },
163 { STATS_OFFSET32(etherstatspkts1024octetsto1522octets_hi),
164 8, STATS_FLAGS_PORT, "tx_1024_to_1522_byte_packets" },
165 { STATS_OFFSET32(etherstatspktsover1522octets_hi),
166 8, STATS_FLAGS_PORT, "tx_1523_to_9022_byte_packets" },
167 { STATS_OFFSET32(pause_frames_sent_hi),
168 8, STATS_FLAGS_PORT, "tx_pause_frames" },
169 { STATS_OFFSET32(total_tpa_aggregations_hi),
170 8, STATS_FLAGS_FUNC, "tpa_aggregations" },
171 { STATS_OFFSET32(total_tpa_aggregated_frames_hi),
172 8, STATS_FLAGS_FUNC, "tpa_aggregated_frames"},
173 { STATS_OFFSET32(total_tpa_bytes_hi),
174 8, STATS_FLAGS_FUNC, "tpa_bytes"}
175 };
176
177 #define BNX2X_NUM_STATS ARRAY_SIZE(bnx2x_stats_arr)
178 static int bnx2x_get_port_type(struct bnx2x *bp)
179 {
180 int port_type;
181 u32 phy_idx = bnx2x_get_cur_phy_idx(bp);
182 switch (bp->link_params.phy[phy_idx].media_type) {
183 case ETH_PHY_SFP_FIBER:
184 case ETH_PHY_XFP_FIBER:
185 case ETH_PHY_KR:
186 case ETH_PHY_CX4:
187 port_type = PORT_FIBRE;
188 break;
189 case ETH_PHY_DA_TWINAX:
190 port_type = PORT_DA;
191 break;
192 case ETH_PHY_BASE_T:
193 port_type = PORT_TP;
194 break;
195 case ETH_PHY_NOT_PRESENT:
196 port_type = PORT_NONE;
197 break;
198 case ETH_PHY_UNSPECIFIED:
199 default:
200 port_type = PORT_OTHER;
201 break;
202 }
203 return port_type;
204 }
205
206 static int bnx2x_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
207 {
208 struct bnx2x *bp = netdev_priv(dev);
209 int cfg_idx = bnx2x_get_link_cfg_idx(bp);
210
211 /* Dual Media boards present all available port types */
212 cmd->supported = bp->port.supported[cfg_idx] |
213 (bp->port.supported[cfg_idx ^ 1] &
214 (SUPPORTED_TP | SUPPORTED_FIBRE));
215 cmd->advertising = bp->port.advertising[cfg_idx];
216
217 if ((bp->state == BNX2X_STATE_OPEN) &&
218 !(bp->flags & MF_FUNC_DIS) &&
219 (bp->link_vars.link_up)) {
220 ethtool_cmd_speed_set(cmd, bp->link_vars.line_speed);
221 cmd->duplex = bp->link_vars.duplex;
222 } else {
223 ethtool_cmd_speed_set(
224 cmd, bp->link_params.req_line_speed[cfg_idx]);
225 cmd->duplex = bp->link_params.req_duplex[cfg_idx];
226 }
227
228 if (IS_MF(bp))
229 ethtool_cmd_speed_set(cmd, bnx2x_get_mf_speed(bp));
230
231 cmd->port = bnx2x_get_port_type(bp);
232
233 cmd->phy_address = bp->mdio.prtad;
234 cmd->transceiver = XCVR_INTERNAL;
235
236 if (bp->link_params.req_line_speed[cfg_idx] == SPEED_AUTO_NEG)
237 cmd->autoneg = AUTONEG_ENABLE;
238 else
239 cmd->autoneg = AUTONEG_DISABLE;
240
241 cmd->maxtxpkt = 0;
242 cmd->maxrxpkt = 0;
243
244 DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n"
245 " supported 0x%x advertising 0x%x speed %u\n"
246 " duplex %d port %d phy_address %d transceiver %d\n"
247 " autoneg %d maxtxpkt %d maxrxpkt %d\n",
248 cmd->cmd, cmd->supported, cmd->advertising,
249 ethtool_cmd_speed(cmd),
250 cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver,
251 cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt);
252
253 return 0;
254 }
255
256 static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
257 {
258 struct bnx2x *bp = netdev_priv(dev);
259 u32 advertising, cfg_idx, old_multi_phy_config, new_multi_phy_config;
260 u32 speed;
261
262 if (IS_MF_SD(bp))
263 return 0;
264
265 DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n"
266 " supported 0x%x advertising 0x%x speed %u\n"
267 " duplex %d port %d phy_address %d transceiver %d\n"
268 " autoneg %d maxtxpkt %d maxrxpkt %d\n",
269 cmd->cmd, cmd->supported, cmd->advertising,
270 ethtool_cmd_speed(cmd),
271 cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver,
272 cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt);
273
274 speed = ethtool_cmd_speed(cmd);
275
276 if (IS_MF_SI(bp)) {
277 u32 part;
278 u32 line_speed = bp->link_vars.line_speed;
279
280 /* use 10G if no link detected */
281 if (!line_speed)
282 line_speed = 10000;
283
284 if (bp->common.bc_ver < REQ_BC_VER_4_SET_MF_BW) {
285 BNX2X_DEV_INFO("To set speed BC %X or higher "
286 "is required, please upgrade BC\n",
287 REQ_BC_VER_4_SET_MF_BW);
288 return -EINVAL;
289 }
290
291 part = (speed * 100) / line_speed;
292
293 if (line_speed < speed || !part) {
294 BNX2X_DEV_INFO("Speed setting should be in a range "
295 "from 1%% to 100%% "
296 "of actual line speed\n");
297 return -EINVAL;
298 }
299
300 if (bp->state != BNX2X_STATE_OPEN)
301 /* store value for following "load" */
302 bp->pending_max = part;
303 else
304 bnx2x_update_max_mf_config(bp, part);
305
306 return 0;
307 }
308
309 cfg_idx = bnx2x_get_link_cfg_idx(bp);
310 old_multi_phy_config = bp->link_params.multi_phy_config;
311 switch (cmd->port) {
312 case PORT_TP:
313 if (bp->port.supported[cfg_idx] & SUPPORTED_TP)
314 break; /* no port change */
315
316 if (!(bp->port.supported[0] & SUPPORTED_TP ||
317 bp->port.supported[1] & SUPPORTED_TP)) {
318 DP(NETIF_MSG_LINK, "Unsupported port type\n");
319 return -EINVAL;
320 }
321 bp->link_params.multi_phy_config &=
322 ~PORT_HW_CFG_PHY_SELECTION_MASK;
323 if (bp->link_params.multi_phy_config &
324 PORT_HW_CFG_PHY_SWAPPED_ENABLED)
325 bp->link_params.multi_phy_config |=
326 PORT_HW_CFG_PHY_SELECTION_SECOND_PHY;
327 else
328 bp->link_params.multi_phy_config |=
329 PORT_HW_CFG_PHY_SELECTION_FIRST_PHY;
330 break;
331 case PORT_FIBRE:
332 case PORT_DA:
333 if (bp->port.supported[cfg_idx] & SUPPORTED_FIBRE)
334 break; /* no port change */
335
336 if (!(bp->port.supported[0] & SUPPORTED_FIBRE ||
337 bp->port.supported[1] & SUPPORTED_FIBRE)) {
338 DP(NETIF_MSG_LINK, "Unsupported port type\n");
339 return -EINVAL;
340 }
341 bp->link_params.multi_phy_config &=
342 ~PORT_HW_CFG_PHY_SELECTION_MASK;
343 if (bp->link_params.multi_phy_config &
344 PORT_HW_CFG_PHY_SWAPPED_ENABLED)
345 bp->link_params.multi_phy_config |=
346 PORT_HW_CFG_PHY_SELECTION_FIRST_PHY;
347 else
348 bp->link_params.multi_phy_config |=
349 PORT_HW_CFG_PHY_SELECTION_SECOND_PHY;
350 break;
351 default:
352 DP(NETIF_MSG_LINK, "Unsupported port type\n");
353 return -EINVAL;
354 }
355 /* Save new config in case command complete successuly */
356 new_multi_phy_config = bp->link_params.multi_phy_config;
357 /* Get the new cfg_idx */
358 cfg_idx = bnx2x_get_link_cfg_idx(bp);
359 /* Restore old config in case command failed */
360 bp->link_params.multi_phy_config = old_multi_phy_config;
361 DP(NETIF_MSG_LINK, "cfg_idx = %x\n", cfg_idx);
362
363 if (cmd->autoneg == AUTONEG_ENABLE) {
364 if (!(bp->port.supported[cfg_idx] & SUPPORTED_Autoneg)) {
365 DP(NETIF_MSG_LINK, "Autoneg not supported\n");
366 return -EINVAL;
367 }
368
369 /* advertise the requested speed and duplex if supported */
370 if (cmd->advertising & ~(bp->port.supported[cfg_idx])) {
371 DP(NETIF_MSG_LINK, "Advertisement parameters "
372 "are not supported\n");
373 return -EINVAL;
374 }
375
376 bp->link_params.req_line_speed[cfg_idx] = SPEED_AUTO_NEG;
377 bp->link_params.req_duplex[cfg_idx] = cmd->duplex;
378 bp->port.advertising[cfg_idx] = (ADVERTISED_Autoneg |
379 cmd->advertising);
380 if (cmd->advertising) {
381
382 bp->link_params.speed_cap_mask[cfg_idx] = 0;
383 if (cmd->advertising & ADVERTISED_10baseT_Half) {
384 bp->link_params.speed_cap_mask[cfg_idx] |=
385 PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF;
386 }
387 if (cmd->advertising & ADVERTISED_10baseT_Full)
388 bp->link_params.speed_cap_mask[cfg_idx] |=
389 PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL;
390
391 if (cmd->advertising & ADVERTISED_100baseT_Full)
392 bp->link_params.speed_cap_mask[cfg_idx] |=
393 PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL;
394
395 if (cmd->advertising & ADVERTISED_100baseT_Half) {
396 bp->link_params.speed_cap_mask[cfg_idx] |=
397 PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF;
398 }
399 if (cmd->advertising & ADVERTISED_1000baseT_Half) {
400 bp->link_params.speed_cap_mask[cfg_idx] |=
401 PORT_HW_CFG_SPEED_CAPABILITY_D0_1G;
402 }
403 if (cmd->advertising & (ADVERTISED_1000baseT_Full |
404 ADVERTISED_1000baseKX_Full))
405 bp->link_params.speed_cap_mask[cfg_idx] |=
406 PORT_HW_CFG_SPEED_CAPABILITY_D0_1G;
407
408 if (cmd->advertising & (ADVERTISED_10000baseT_Full |
409 ADVERTISED_10000baseKX4_Full |
410 ADVERTISED_10000baseKR_Full))
411 bp->link_params.speed_cap_mask[cfg_idx] |=
412 PORT_HW_CFG_SPEED_CAPABILITY_D0_10G;
413 }
414 } else { /* forced speed */
415 /* advertise the requested speed and duplex if supported */
416 switch (speed) {
417 case SPEED_10:
418 if (cmd->duplex == DUPLEX_FULL) {
419 if (!(bp->port.supported[cfg_idx] &
420 SUPPORTED_10baseT_Full)) {
421 DP(NETIF_MSG_LINK,
422 "10M full not supported\n");
423 return -EINVAL;
424 }
425
426 advertising = (ADVERTISED_10baseT_Full |
427 ADVERTISED_TP);
428 } else {
429 if (!(bp->port.supported[cfg_idx] &
430 SUPPORTED_10baseT_Half)) {
431 DP(NETIF_MSG_LINK,
432 "10M half not supported\n");
433 return -EINVAL;
434 }
435
436 advertising = (ADVERTISED_10baseT_Half |
437 ADVERTISED_TP);
438 }
439 break;
440
441 case SPEED_100:
442 if (cmd->duplex == DUPLEX_FULL) {
443 if (!(bp->port.supported[cfg_idx] &
444 SUPPORTED_100baseT_Full)) {
445 DP(NETIF_MSG_LINK,
446 "100M full not supported\n");
447 return -EINVAL;
448 }
449
450 advertising = (ADVERTISED_100baseT_Full |
451 ADVERTISED_TP);
452 } else {
453 if (!(bp->port.supported[cfg_idx] &
454 SUPPORTED_100baseT_Half)) {
455 DP(NETIF_MSG_LINK,
456 "100M half not supported\n");
457 return -EINVAL;
458 }
459
460 advertising = (ADVERTISED_100baseT_Half |
461 ADVERTISED_TP);
462 }
463 break;
464
465 case SPEED_1000:
466 if (cmd->duplex != DUPLEX_FULL) {
467 DP(NETIF_MSG_LINK, "1G half not supported\n");
468 return -EINVAL;
469 }
470
471 if (!(bp->port.supported[cfg_idx] &
472 SUPPORTED_1000baseT_Full)) {
473 DP(NETIF_MSG_LINK, "1G full not supported\n");
474 return -EINVAL;
475 }
476
477 advertising = (ADVERTISED_1000baseT_Full |
478 ADVERTISED_TP);
479 break;
480
481 case SPEED_2500:
482 if (cmd->duplex != DUPLEX_FULL) {
483 DP(NETIF_MSG_LINK,
484 "2.5G half not supported\n");
485 return -EINVAL;
486 }
487
488 if (!(bp->port.supported[cfg_idx]
489 & SUPPORTED_2500baseX_Full)) {
490 DP(NETIF_MSG_LINK,
491 "2.5G full not supported\n");
492 return -EINVAL;
493 }
494
495 advertising = (ADVERTISED_2500baseX_Full |
496 ADVERTISED_TP);
497 break;
498
499 case SPEED_10000:
500 if (cmd->duplex != DUPLEX_FULL) {
501 DP(NETIF_MSG_LINK, "10G half not supported\n");
502 return -EINVAL;
503 }
504
505 if (!(bp->port.supported[cfg_idx]
506 & SUPPORTED_10000baseT_Full)) {
507 DP(NETIF_MSG_LINK, "10G full not supported\n");
508 return -EINVAL;
509 }
510
511 advertising = (ADVERTISED_10000baseT_Full |
512 ADVERTISED_FIBRE);
513 break;
514
515 default:
516 DP(NETIF_MSG_LINK, "Unsupported speed %u\n", speed);
517 return -EINVAL;
518 }
519
520 bp->link_params.req_line_speed[cfg_idx] = speed;
521 bp->link_params.req_duplex[cfg_idx] = cmd->duplex;
522 bp->port.advertising[cfg_idx] = advertising;
523 }
524
525 DP(NETIF_MSG_LINK, "req_line_speed %d\n"
526 " req_duplex %d advertising 0x%x\n",
527 bp->link_params.req_line_speed[cfg_idx],
528 bp->link_params.req_duplex[cfg_idx],
529 bp->port.advertising[cfg_idx]);
530
531 /* Set new config */
532 bp->link_params.multi_phy_config = new_multi_phy_config;
533 if (netif_running(dev)) {
534 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
535 bnx2x_link_set(bp);
536 }
537
538 return 0;
539 }
540
541 #define IS_E1_ONLINE(info) (((info) & RI_E1_ONLINE) == RI_E1_ONLINE)
542 #define IS_E1H_ONLINE(info) (((info) & RI_E1H_ONLINE) == RI_E1H_ONLINE)
543 #define IS_E2_ONLINE(info) (((info) & RI_E2_ONLINE) == RI_E2_ONLINE)
544 #define IS_E3_ONLINE(info) (((info) & RI_E3_ONLINE) == RI_E3_ONLINE)
545 #define IS_E3B0_ONLINE(info) (((info) & RI_E3B0_ONLINE) == RI_E3B0_ONLINE)
546
547 static inline bool bnx2x_is_reg_online(struct bnx2x *bp,
548 const struct reg_addr *reg_info)
549 {
550 if (CHIP_IS_E1(bp))
551 return IS_E1_ONLINE(reg_info->info);
552 else if (CHIP_IS_E1H(bp))
553 return IS_E1H_ONLINE(reg_info->info);
554 else if (CHIP_IS_E2(bp))
555 return IS_E2_ONLINE(reg_info->info);
556 else if (CHIP_IS_E3A0(bp))
557 return IS_E3_ONLINE(reg_info->info);
558 else if (CHIP_IS_E3B0(bp))
559 return IS_E3B0_ONLINE(reg_info->info);
560 else
561 return false;
562 }
563
564 /******* Paged registers info selectors ********/
565 static inline const u32 *__bnx2x_get_page_addr_ar(struct bnx2x *bp)
566 {
567 if (CHIP_IS_E2(bp))
568 return page_vals_e2;
569 else if (CHIP_IS_E3(bp))
570 return page_vals_e3;
571 else
572 return NULL;
573 }
574
575 static inline u32 __bnx2x_get_page_reg_num(struct bnx2x *bp)
576 {
577 if (CHIP_IS_E2(bp))
578 return PAGE_MODE_VALUES_E2;
579 else if (CHIP_IS_E3(bp))
580 return PAGE_MODE_VALUES_E3;
581 else
582 return 0;
583 }
584
585 static inline const u32 *__bnx2x_get_page_write_ar(struct bnx2x *bp)
586 {
587 if (CHIP_IS_E2(bp))
588 return page_write_regs_e2;
589 else if (CHIP_IS_E3(bp))
590 return page_write_regs_e3;
591 else
592 return NULL;
593 }
594
595 static inline u32 __bnx2x_get_page_write_num(struct bnx2x *bp)
596 {
597 if (CHIP_IS_E2(bp))
598 return PAGE_WRITE_REGS_E2;
599 else if (CHIP_IS_E3(bp))
600 return PAGE_WRITE_REGS_E3;
601 else
602 return 0;
603 }
604
605 static inline const struct reg_addr *__bnx2x_get_page_read_ar(struct bnx2x *bp)
606 {
607 if (CHIP_IS_E2(bp))
608 return page_read_regs_e2;
609 else if (CHIP_IS_E3(bp))
610 return page_read_regs_e3;
611 else
612 return NULL;
613 }
614
615 static inline u32 __bnx2x_get_page_read_num(struct bnx2x *bp)
616 {
617 if (CHIP_IS_E2(bp))
618 return PAGE_READ_REGS_E2;
619 else if (CHIP_IS_E3(bp))
620 return PAGE_READ_REGS_E3;
621 else
622 return 0;
623 }
624
625 static inline int __bnx2x_get_regs_len(struct bnx2x *bp)
626 {
627 int num_pages = __bnx2x_get_page_reg_num(bp);
628 int page_write_num = __bnx2x_get_page_write_num(bp);
629 const struct reg_addr *page_read_addr = __bnx2x_get_page_read_ar(bp);
630 int page_read_num = __bnx2x_get_page_read_num(bp);
631 int regdump_len = 0;
632 int i, j, k;
633
634 for (i = 0; i < REGS_COUNT; i++)
635 if (bnx2x_is_reg_online(bp, &reg_addrs[i]))
636 regdump_len += reg_addrs[i].size;
637
638 for (i = 0; i < num_pages; i++)
639 for (j = 0; j < page_write_num; j++)
640 for (k = 0; k < page_read_num; k++)
641 if (bnx2x_is_reg_online(bp, &page_read_addr[k]))
642 regdump_len += page_read_addr[k].size;
643
644 return regdump_len;
645 }
646
647 static int bnx2x_get_regs_len(struct net_device *dev)
648 {
649 struct bnx2x *bp = netdev_priv(dev);
650 int regdump_len = 0;
651
652 regdump_len = __bnx2x_get_regs_len(bp);
653 regdump_len *= 4;
654 regdump_len += sizeof(struct dump_hdr);
655
656 return regdump_len;
657 }
658
659 /**
660 * bnx2x_read_pages_regs - read "paged" registers
661 *
662 * @bp device handle
663 * @p output buffer
664 *
665 * Reads "paged" memories: memories that may only be read by first writing to a
666 * specific address ("write address") and then reading from a specific address
667 * ("read address"). There may be more than one write address per "page" and
668 * more than one read address per write address.
669 */
670 static inline void bnx2x_read_pages_regs(struct bnx2x *bp, u32 *p)
671 {
672 u32 i, j, k, n;
673 /* addresses of the paged registers */
674 const u32 *page_addr = __bnx2x_get_page_addr_ar(bp);
675 /* number of paged registers */
676 int num_pages = __bnx2x_get_page_reg_num(bp);
677 /* write addresses */
678 const u32 *write_addr = __bnx2x_get_page_write_ar(bp);
679 /* number of write addresses */
680 int write_num = __bnx2x_get_page_write_num(bp);
681 /* read addresses info */
682 const struct reg_addr *read_addr = __bnx2x_get_page_read_ar(bp);
683 /* number of read addresses */
684 int read_num = __bnx2x_get_page_read_num(bp);
685
686 for (i = 0; i < num_pages; i++) {
687 for (j = 0; j < write_num; j++) {
688 REG_WR(bp, write_addr[j], page_addr[i]);
689 for (k = 0; k < read_num; k++)
690 if (bnx2x_is_reg_online(bp, &read_addr[k]))
691 for (n = 0; n <
692 read_addr[k].size; n++)
693 *p++ = REG_RD(bp,
694 read_addr[k].addr + n*4);
695 }
696 }
697 }
698
699 static inline void __bnx2x_get_regs(struct bnx2x *bp, u32 *p)
700 {
701 u32 i, j;
702
703 /* Read the regular registers */
704 for (i = 0; i < REGS_COUNT; i++)
705 if (bnx2x_is_reg_online(bp, &reg_addrs[i]))
706 for (j = 0; j < reg_addrs[i].size; j++)
707 *p++ = REG_RD(bp, reg_addrs[i].addr + j*4);
708
709 /* Read "paged" registes */
710 bnx2x_read_pages_regs(bp, p);
711 }
712
713 static void bnx2x_get_regs(struct net_device *dev,
714 struct ethtool_regs *regs, void *_p)
715 {
716 u32 *p = _p;
717 struct bnx2x *bp = netdev_priv(dev);
718 struct dump_hdr dump_hdr = {0};
719
720 regs->version = 0;
721 memset(p, 0, regs->len);
722
723 if (!netif_running(bp->dev))
724 return;
725
726 /* Disable parity attentions as long as following dump may
727 * cause false alarms by reading never written registers. We
728 * will re-enable parity attentions right after the dump.
729 */
730 bnx2x_disable_blocks_parity(bp);
731
732 dump_hdr.hdr_size = (sizeof(struct dump_hdr) / 4) - 1;
733 dump_hdr.dump_sign = dump_sign_all;
734 dump_hdr.xstorm_waitp = REG_RD(bp, XSTORM_WAITP_ADDR);
735 dump_hdr.tstorm_waitp = REG_RD(bp, TSTORM_WAITP_ADDR);
736 dump_hdr.ustorm_waitp = REG_RD(bp, USTORM_WAITP_ADDR);
737 dump_hdr.cstorm_waitp = REG_RD(bp, CSTORM_WAITP_ADDR);
738
739 if (CHIP_IS_E1(bp))
740 dump_hdr.info = RI_E1_ONLINE;
741 else if (CHIP_IS_E1H(bp))
742 dump_hdr.info = RI_E1H_ONLINE;
743 else if (!CHIP_IS_E1x(bp))
744 dump_hdr.info = RI_E2_ONLINE |
745 (BP_PATH(bp) ? RI_PATH1_DUMP : RI_PATH0_DUMP);
746
747 memcpy(p, &dump_hdr, sizeof(struct dump_hdr));
748 p += dump_hdr.hdr_size + 1;
749
750 /* Actually read the registers */
751 __bnx2x_get_regs(bp, p);
752
753 /* Re-enable parity attentions */
754 bnx2x_clear_blocks_parity(bp);
755 bnx2x_enable_blocks_parity(bp);
756 }
757
758 static void bnx2x_get_drvinfo(struct net_device *dev,
759 struct ethtool_drvinfo *info)
760 {
761 struct bnx2x *bp = netdev_priv(dev);
762 u8 phy_fw_ver[PHY_FW_VER_LEN];
763
764 strcpy(info->driver, DRV_MODULE_NAME);
765 strcpy(info->version, DRV_MODULE_VERSION);
766
767 phy_fw_ver[0] = '\0';
768 if (bp->port.pmf) {
769 bnx2x_acquire_phy_lock(bp);
770 bnx2x_get_ext_phy_fw_version(&bp->link_params,
771 (bp->state != BNX2X_STATE_CLOSED),
772 phy_fw_ver, PHY_FW_VER_LEN);
773 bnx2x_release_phy_lock(bp);
774 }
775
776 strncpy(info->fw_version, bp->fw_ver, 32);
777 snprintf(info->fw_version + strlen(bp->fw_ver), 32 - strlen(bp->fw_ver),
778 "bc %d.%d.%d%s%s",
779 (bp->common.bc_ver & 0xff0000) >> 16,
780 (bp->common.bc_ver & 0xff00) >> 8,
781 (bp->common.bc_ver & 0xff),
782 ((phy_fw_ver[0] != '\0') ? " phy " : ""), phy_fw_ver);
783 strcpy(info->bus_info, pci_name(bp->pdev));
784 info->n_stats = BNX2X_NUM_STATS;
785 info->testinfo_len = BNX2X_NUM_TESTS;
786 info->eedump_len = bp->common.flash_size;
787 info->regdump_len = bnx2x_get_regs_len(dev);
788 }
789
790 static void bnx2x_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
791 {
792 struct bnx2x *bp = netdev_priv(dev);
793
794 if (bp->flags & NO_WOL_FLAG) {
795 wol->supported = 0;
796 wol->wolopts = 0;
797 } else {
798 wol->supported = WAKE_MAGIC;
799 if (bp->wol)
800 wol->wolopts = WAKE_MAGIC;
801 else
802 wol->wolopts = 0;
803 }
804 memset(&wol->sopass, 0, sizeof(wol->sopass));
805 }
806
807 static int bnx2x_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
808 {
809 struct bnx2x *bp = netdev_priv(dev);
810
811 if (wol->wolopts & ~WAKE_MAGIC)
812 return -EINVAL;
813
814 if (wol->wolopts & WAKE_MAGIC) {
815 if (bp->flags & NO_WOL_FLAG)
816 return -EINVAL;
817
818 bp->wol = 1;
819 } else
820 bp->wol = 0;
821
822 return 0;
823 }
824
825 static u32 bnx2x_get_msglevel(struct net_device *dev)
826 {
827 struct bnx2x *bp = netdev_priv(dev);
828
829 return bp->msg_enable;
830 }
831
832 static void bnx2x_set_msglevel(struct net_device *dev, u32 level)
833 {
834 struct bnx2x *bp = netdev_priv(dev);
835
836 if (capable(CAP_NET_ADMIN)) {
837 /* dump MCP trace */
838 if (level & BNX2X_MSG_MCP)
839 bnx2x_fw_dump_lvl(bp, KERN_INFO);
840 bp->msg_enable = level;
841 }
842 }
843
844 static int bnx2x_nway_reset(struct net_device *dev)
845 {
846 struct bnx2x *bp = netdev_priv(dev);
847
848 if (!bp->port.pmf)
849 return 0;
850
851 if (netif_running(dev)) {
852 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
853 bnx2x_link_set(bp);
854 }
855
856 return 0;
857 }
858
859 static u32 bnx2x_get_link(struct net_device *dev)
860 {
861 struct bnx2x *bp = netdev_priv(dev);
862
863 if (bp->flags & MF_FUNC_DIS || (bp->state != BNX2X_STATE_OPEN))
864 return 0;
865
866 return bp->link_vars.link_up;
867 }
868
869 static int bnx2x_get_eeprom_len(struct net_device *dev)
870 {
871 struct bnx2x *bp = netdev_priv(dev);
872
873 return bp->common.flash_size;
874 }
875
876 static int bnx2x_acquire_nvram_lock(struct bnx2x *bp)
877 {
878 int port = BP_PORT(bp);
879 int count, i;
880 u32 val = 0;
881
882 /* adjust timeout for emulation/FPGA */
883 count = BNX2X_NVRAM_TIMEOUT_COUNT;
884 if (CHIP_REV_IS_SLOW(bp))
885 count *= 100;
886
887 /* request access to nvram interface */
888 REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB,
889 (MCPR_NVM_SW_ARB_ARB_REQ_SET1 << port));
890
891 for (i = 0; i < count*10; i++) {
892 val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB);
893 if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))
894 break;
895
896 udelay(5);
897 }
898
899 if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) {
900 DP(BNX2X_MSG_NVM, "cannot get access to nvram interface\n");
901 return -EBUSY;
902 }
903
904 return 0;
905 }
906
907 static int bnx2x_release_nvram_lock(struct bnx2x *bp)
908 {
909 int port = BP_PORT(bp);
910 int count, i;
911 u32 val = 0;
912
913 /* adjust timeout for emulation/FPGA */
914 count = BNX2X_NVRAM_TIMEOUT_COUNT;
915 if (CHIP_REV_IS_SLOW(bp))
916 count *= 100;
917
918 /* relinquish nvram interface */
919 REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB,
920 (MCPR_NVM_SW_ARB_ARB_REQ_CLR1 << port));
921
922 for (i = 0; i < count*10; i++) {
923 val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB);
924 if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)))
925 break;
926
927 udelay(5);
928 }
929
930 if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) {
931 DP(BNX2X_MSG_NVM, "cannot free access to nvram interface\n");
932 return -EBUSY;
933 }
934
935 return 0;
936 }
937
938 static void bnx2x_enable_nvram_access(struct bnx2x *bp)
939 {
940 u32 val;
941
942 val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE);
943
944 /* enable both bits, even on read */
945 REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE,
946 (val | MCPR_NVM_ACCESS_ENABLE_EN |
947 MCPR_NVM_ACCESS_ENABLE_WR_EN));
948 }
949
950 static void bnx2x_disable_nvram_access(struct bnx2x *bp)
951 {
952 u32 val;
953
954 val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE);
955
956 /* disable both bits, even after read */
957 REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE,
958 (val & ~(MCPR_NVM_ACCESS_ENABLE_EN |
959 MCPR_NVM_ACCESS_ENABLE_WR_EN)));
960 }
961
962 static int bnx2x_nvram_read_dword(struct bnx2x *bp, u32 offset, __be32 *ret_val,
963 u32 cmd_flags)
964 {
965 int count, i, rc;
966 u32 val;
967
968 /* build the command word */
969 cmd_flags |= MCPR_NVM_COMMAND_DOIT;
970
971 /* need to clear DONE bit separately */
972 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE);
973
974 /* address of the NVRAM to read from */
975 REG_WR(bp, MCP_REG_MCPR_NVM_ADDR,
976 (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE));
977
978 /* issue a read command */
979 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags);
980
981 /* adjust timeout for emulation/FPGA */
982 count = BNX2X_NVRAM_TIMEOUT_COUNT;
983 if (CHIP_REV_IS_SLOW(bp))
984 count *= 100;
985
986 /* wait for completion */
987 *ret_val = 0;
988 rc = -EBUSY;
989 for (i = 0; i < count; i++) {
990 udelay(5);
991 val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND);
992
993 if (val & MCPR_NVM_COMMAND_DONE) {
994 val = REG_RD(bp, MCP_REG_MCPR_NVM_READ);
995 /* we read nvram data in cpu order
996 * but ethtool sees it as an array of bytes
997 * converting to big-endian will do the work */
998 *ret_val = cpu_to_be32(val);
999 rc = 0;
1000 break;
1001 }
1002 }
1003
1004 return rc;
1005 }
1006
1007 static int bnx2x_nvram_read(struct bnx2x *bp, u32 offset, u8 *ret_buf,
1008 int buf_size)
1009 {
1010 int rc;
1011 u32 cmd_flags;
1012 __be32 val;
1013
1014 if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) {
1015 DP(BNX2X_MSG_NVM,
1016 "Invalid parameter: offset 0x%x buf_size 0x%x\n",
1017 offset, buf_size);
1018 return -EINVAL;
1019 }
1020
1021 if (offset + buf_size > bp->common.flash_size) {
1022 DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +"
1023 " buf_size (0x%x) > flash_size (0x%x)\n",
1024 offset, buf_size, bp->common.flash_size);
1025 return -EINVAL;
1026 }
1027
1028 /* request access to nvram interface */
1029 rc = bnx2x_acquire_nvram_lock(bp);
1030 if (rc)
1031 return rc;
1032
1033 /* enable access to nvram interface */
1034 bnx2x_enable_nvram_access(bp);
1035
1036 /* read the first word(s) */
1037 cmd_flags = MCPR_NVM_COMMAND_FIRST;
1038 while ((buf_size > sizeof(u32)) && (rc == 0)) {
1039 rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags);
1040 memcpy(ret_buf, &val, 4);
1041
1042 /* advance to the next dword */
1043 offset += sizeof(u32);
1044 ret_buf += sizeof(u32);
1045 buf_size -= sizeof(u32);
1046 cmd_flags = 0;
1047 }
1048
1049 if (rc == 0) {
1050 cmd_flags |= MCPR_NVM_COMMAND_LAST;
1051 rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags);
1052 memcpy(ret_buf, &val, 4);
1053 }
1054
1055 /* disable access to nvram interface */
1056 bnx2x_disable_nvram_access(bp);
1057 bnx2x_release_nvram_lock(bp);
1058
1059 return rc;
1060 }
1061
1062 static int bnx2x_get_eeprom(struct net_device *dev,
1063 struct ethtool_eeprom *eeprom, u8 *eebuf)
1064 {
1065 struct bnx2x *bp = netdev_priv(dev);
1066 int rc;
1067
1068 if (!netif_running(dev))
1069 return -EAGAIN;
1070
1071 DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n"
1072 " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n",
1073 eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset,
1074 eeprom->len, eeprom->len);
1075
1076 /* parameters already validated in ethtool_get_eeprom */
1077
1078 rc = bnx2x_nvram_read(bp, eeprom->offset, eebuf, eeprom->len);
1079
1080 return rc;
1081 }
1082
1083 static int bnx2x_nvram_write_dword(struct bnx2x *bp, u32 offset, u32 val,
1084 u32 cmd_flags)
1085 {
1086 int count, i, rc;
1087
1088 /* build the command word */
1089 cmd_flags |= MCPR_NVM_COMMAND_DOIT | MCPR_NVM_COMMAND_WR;
1090
1091 /* need to clear DONE bit separately */
1092 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE);
1093
1094 /* write the data */
1095 REG_WR(bp, MCP_REG_MCPR_NVM_WRITE, val);
1096
1097 /* address of the NVRAM to write to */
1098 REG_WR(bp, MCP_REG_MCPR_NVM_ADDR,
1099 (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE));
1100
1101 /* issue the write command */
1102 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags);
1103
1104 /* adjust timeout for emulation/FPGA */
1105 count = BNX2X_NVRAM_TIMEOUT_COUNT;
1106 if (CHIP_REV_IS_SLOW(bp))
1107 count *= 100;
1108
1109 /* wait for completion */
1110 rc = -EBUSY;
1111 for (i = 0; i < count; i++) {
1112 udelay(5);
1113 val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND);
1114 if (val & MCPR_NVM_COMMAND_DONE) {
1115 rc = 0;
1116 break;
1117 }
1118 }
1119
1120 return rc;
1121 }
1122
1123 #define BYTE_OFFSET(offset) (8 * (offset & 0x03))
1124
1125 static int bnx2x_nvram_write1(struct bnx2x *bp, u32 offset, u8 *data_buf,
1126 int buf_size)
1127 {
1128 int rc;
1129 u32 cmd_flags;
1130 u32 align_offset;
1131 __be32 val;
1132
1133 if (offset + buf_size > bp->common.flash_size) {
1134 DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +"
1135 " buf_size (0x%x) > flash_size (0x%x)\n",
1136 offset, buf_size, bp->common.flash_size);
1137 return -EINVAL;
1138 }
1139
1140 /* request access to nvram interface */
1141 rc = bnx2x_acquire_nvram_lock(bp);
1142 if (rc)
1143 return rc;
1144
1145 /* enable access to nvram interface */
1146 bnx2x_enable_nvram_access(bp);
1147
1148 cmd_flags = (MCPR_NVM_COMMAND_FIRST | MCPR_NVM_COMMAND_LAST);
1149 align_offset = (offset & ~0x03);
1150 rc = bnx2x_nvram_read_dword(bp, align_offset, &val, cmd_flags);
1151
1152 if (rc == 0) {
1153 val &= ~(0xff << BYTE_OFFSET(offset));
1154 val |= (*data_buf << BYTE_OFFSET(offset));
1155
1156 /* nvram data is returned as an array of bytes
1157 * convert it back to cpu order */
1158 val = be32_to_cpu(val);
1159
1160 rc = bnx2x_nvram_write_dword(bp, align_offset, val,
1161 cmd_flags);
1162 }
1163
1164 /* disable access to nvram interface */
1165 bnx2x_disable_nvram_access(bp);
1166 bnx2x_release_nvram_lock(bp);
1167
1168 return rc;
1169 }
1170
1171 static int bnx2x_nvram_write(struct bnx2x *bp, u32 offset, u8 *data_buf,
1172 int buf_size)
1173 {
1174 int rc;
1175 u32 cmd_flags;
1176 u32 val;
1177 u32 written_so_far;
1178
1179 if (buf_size == 1) /* ethtool */
1180 return bnx2x_nvram_write1(bp, offset, data_buf, buf_size);
1181
1182 if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) {
1183 DP(BNX2X_MSG_NVM,
1184 "Invalid parameter: offset 0x%x buf_size 0x%x\n",
1185 offset, buf_size);
1186 return -EINVAL;
1187 }
1188
1189 if (offset + buf_size > bp->common.flash_size) {
1190 DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +"
1191 " buf_size (0x%x) > flash_size (0x%x)\n",
1192 offset, buf_size, bp->common.flash_size);
1193 return -EINVAL;
1194 }
1195
1196 /* request access to nvram interface */
1197 rc = bnx2x_acquire_nvram_lock(bp);
1198 if (rc)
1199 return rc;
1200
1201 /* enable access to nvram interface */
1202 bnx2x_enable_nvram_access(bp);
1203
1204 written_so_far = 0;
1205 cmd_flags = MCPR_NVM_COMMAND_FIRST;
1206 while ((written_so_far < buf_size) && (rc == 0)) {
1207 if (written_so_far == (buf_size - sizeof(u32)))
1208 cmd_flags |= MCPR_NVM_COMMAND_LAST;
1209 else if (((offset + 4) % BNX2X_NVRAM_PAGE_SIZE) == 0)
1210 cmd_flags |= MCPR_NVM_COMMAND_LAST;
1211 else if ((offset % BNX2X_NVRAM_PAGE_SIZE) == 0)
1212 cmd_flags |= MCPR_NVM_COMMAND_FIRST;
1213
1214 memcpy(&val, data_buf, 4);
1215
1216 rc = bnx2x_nvram_write_dword(bp, offset, val, cmd_flags);
1217
1218 /* advance to the next dword */
1219 offset += sizeof(u32);
1220 data_buf += sizeof(u32);
1221 written_so_far += sizeof(u32);
1222 cmd_flags = 0;
1223 }
1224
1225 /* disable access to nvram interface */
1226 bnx2x_disable_nvram_access(bp);
1227 bnx2x_release_nvram_lock(bp);
1228
1229 return rc;
1230 }
1231
1232 static int bnx2x_set_eeprom(struct net_device *dev,
1233 struct ethtool_eeprom *eeprom, u8 *eebuf)
1234 {
1235 struct bnx2x *bp = netdev_priv(dev);
1236 int port = BP_PORT(bp);
1237 int rc = 0;
1238 u32 ext_phy_config;
1239 if (!netif_running(dev))
1240 return -EAGAIN;
1241
1242 DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n"
1243 " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n",
1244 eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset,
1245 eeprom->len, eeprom->len);
1246
1247 /* parameters already validated in ethtool_set_eeprom */
1248
1249 /* PHY eeprom can be accessed only by the PMF */
1250 if ((eeprom->magic >= 0x50485900) && (eeprom->magic <= 0x504859FF) &&
1251 !bp->port.pmf)
1252 return -EINVAL;
1253
1254 ext_phy_config =
1255 SHMEM_RD(bp,
1256 dev_info.port_hw_config[port].external_phy_config);
1257
1258 if (eeprom->magic == 0x50485950) {
1259 /* 'PHYP' (0x50485950): prepare phy for FW upgrade */
1260 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
1261
1262 bnx2x_acquire_phy_lock(bp);
1263 rc |= bnx2x_link_reset(&bp->link_params,
1264 &bp->link_vars, 0);
1265 if (XGXS_EXT_PHY_TYPE(ext_phy_config) ==
1266 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101)
1267 bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
1268 MISC_REGISTERS_GPIO_HIGH, port);
1269 bnx2x_release_phy_lock(bp);
1270 bnx2x_link_report(bp);
1271
1272 } else if (eeprom->magic == 0x50485952) {
1273 /* 'PHYR' (0x50485952): re-init link after FW upgrade */
1274 if (bp->state == BNX2X_STATE_OPEN) {
1275 bnx2x_acquire_phy_lock(bp);
1276 rc |= bnx2x_link_reset(&bp->link_params,
1277 &bp->link_vars, 1);
1278
1279 rc |= bnx2x_phy_init(&bp->link_params,
1280 &bp->link_vars);
1281 bnx2x_release_phy_lock(bp);
1282 bnx2x_calc_fc_adv(bp);
1283 }
1284 } else if (eeprom->magic == 0x53985943) {
1285 /* 'PHYC' (0x53985943): PHY FW upgrade completed */
1286 if (XGXS_EXT_PHY_TYPE(ext_phy_config) ==
1287 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101) {
1288
1289 /* DSP Remove Download Mode */
1290 bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
1291 MISC_REGISTERS_GPIO_LOW, port);
1292
1293 bnx2x_acquire_phy_lock(bp);
1294
1295 bnx2x_sfx7101_sp_sw_reset(bp,
1296 &bp->link_params.phy[EXT_PHY1]);
1297
1298 /* wait 0.5 sec to allow it to run */
1299 msleep(500);
1300 bnx2x_ext_phy_hw_reset(bp, port);
1301 msleep(500);
1302 bnx2x_release_phy_lock(bp);
1303 }
1304 } else
1305 rc = bnx2x_nvram_write(bp, eeprom->offset, eebuf, eeprom->len);
1306
1307 return rc;
1308 }
1309
1310 static int bnx2x_get_coalesce(struct net_device *dev,
1311 struct ethtool_coalesce *coal)
1312 {
1313 struct bnx2x *bp = netdev_priv(dev);
1314
1315 memset(coal, 0, sizeof(struct ethtool_coalesce));
1316
1317 coal->rx_coalesce_usecs = bp->rx_ticks;
1318 coal->tx_coalesce_usecs = bp->tx_ticks;
1319
1320 return 0;
1321 }
1322
1323 static int bnx2x_set_coalesce(struct net_device *dev,
1324 struct ethtool_coalesce *coal)
1325 {
1326 struct bnx2x *bp = netdev_priv(dev);
1327
1328 bp->rx_ticks = (u16)coal->rx_coalesce_usecs;
1329 if (bp->rx_ticks > BNX2X_MAX_COALESCE_TOUT)
1330 bp->rx_ticks = BNX2X_MAX_COALESCE_TOUT;
1331
1332 bp->tx_ticks = (u16)coal->tx_coalesce_usecs;
1333 if (bp->tx_ticks > BNX2X_MAX_COALESCE_TOUT)
1334 bp->tx_ticks = BNX2X_MAX_COALESCE_TOUT;
1335
1336 if (netif_running(dev))
1337 bnx2x_update_coalesce(bp);
1338
1339 return 0;
1340 }
1341
1342 static void bnx2x_get_ringparam(struct net_device *dev,
1343 struct ethtool_ringparam *ering)
1344 {
1345 struct bnx2x *bp = netdev_priv(dev);
1346
1347 ering->rx_max_pending = MAX_RX_AVAIL;
1348
1349 if (bp->rx_ring_size)
1350 ering->rx_pending = bp->rx_ring_size;
1351 else
1352 ering->rx_pending = MAX_RX_AVAIL;
1353
1354 ering->tx_max_pending = MAX_TX_AVAIL;
1355 ering->tx_pending = bp->tx_ring_size;
1356 }
1357
1358 static int bnx2x_set_ringparam(struct net_device *dev,
1359 struct ethtool_ringparam *ering)
1360 {
1361 struct bnx2x *bp = netdev_priv(dev);
1362
1363 if (bp->recovery_state != BNX2X_RECOVERY_DONE) {
1364 pr_err("Handling parity error recovery. Try again later\n");
1365 return -EAGAIN;
1366 }
1367
1368 if ((ering->rx_pending > MAX_RX_AVAIL) ||
1369 (ering->rx_pending < (bp->disable_tpa ? MIN_RX_SIZE_NONTPA :
1370 MIN_RX_SIZE_TPA)) ||
1371 (ering->tx_pending > MAX_TX_AVAIL) ||
1372 (ering->tx_pending <= MAX_SKB_FRAGS + 4))
1373 return -EINVAL;
1374
1375 bp->rx_ring_size = ering->rx_pending;
1376 bp->tx_ring_size = ering->tx_pending;
1377
1378 return bnx2x_reload_if_running(dev);
1379 }
1380
1381 static void bnx2x_get_pauseparam(struct net_device *dev,
1382 struct ethtool_pauseparam *epause)
1383 {
1384 struct bnx2x *bp = netdev_priv(dev);
1385 int cfg_idx = bnx2x_get_link_cfg_idx(bp);
1386 epause->autoneg = (bp->link_params.req_flow_ctrl[cfg_idx] ==
1387 BNX2X_FLOW_CTRL_AUTO);
1388
1389 epause->rx_pause = ((bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_RX) ==
1390 BNX2X_FLOW_CTRL_RX);
1391 epause->tx_pause = ((bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX) ==
1392 BNX2X_FLOW_CTRL_TX);
1393
1394 DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n"
1395 " autoneg %d rx_pause %d tx_pause %d\n",
1396 epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause);
1397 }
1398
1399 static int bnx2x_set_pauseparam(struct net_device *dev,
1400 struct ethtool_pauseparam *epause)
1401 {
1402 struct bnx2x *bp = netdev_priv(dev);
1403 u32 cfg_idx = bnx2x_get_link_cfg_idx(bp);
1404 if (IS_MF(bp))
1405 return 0;
1406
1407 DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n"
1408 " autoneg %d rx_pause %d tx_pause %d\n",
1409 epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause);
1410
1411 bp->link_params.req_flow_ctrl[cfg_idx] = BNX2X_FLOW_CTRL_AUTO;
1412
1413 if (epause->rx_pause)
1414 bp->link_params.req_flow_ctrl[cfg_idx] |= BNX2X_FLOW_CTRL_RX;
1415
1416 if (epause->tx_pause)
1417 bp->link_params.req_flow_ctrl[cfg_idx] |= BNX2X_FLOW_CTRL_TX;
1418
1419 if (bp->link_params.req_flow_ctrl[cfg_idx] == BNX2X_FLOW_CTRL_AUTO)
1420 bp->link_params.req_flow_ctrl[cfg_idx] = BNX2X_FLOW_CTRL_NONE;
1421
1422 if (epause->autoneg) {
1423 if (!(bp->port.supported[cfg_idx] & SUPPORTED_Autoneg)) {
1424 DP(NETIF_MSG_LINK, "autoneg not supported\n");
1425 return -EINVAL;
1426 }
1427
1428 if (bp->link_params.req_line_speed[cfg_idx] == SPEED_AUTO_NEG) {
1429 bp->link_params.req_flow_ctrl[cfg_idx] =
1430 BNX2X_FLOW_CTRL_AUTO;
1431 }
1432 }
1433
1434 DP(NETIF_MSG_LINK,
1435 "req_flow_ctrl 0x%x\n", bp->link_params.req_flow_ctrl[cfg_idx]);
1436
1437 if (netif_running(dev)) {
1438 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
1439 bnx2x_link_set(bp);
1440 }
1441
1442 return 0;
1443 }
1444
1445 static const struct {
1446 char string[ETH_GSTRING_LEN];
1447 } bnx2x_tests_str_arr[BNX2X_NUM_TESTS] = {
1448 { "register_test (offline)" },
1449 { "memory_test (offline)" },
1450 { "loopback_test (offline)" },
1451 { "nvram_test (online)" },
1452 { "interrupt_test (online)" },
1453 { "link_test (online)" },
1454 { "idle check (online)" }
1455 };
1456
1457 enum {
1458 BNX2X_CHIP_E1_OFST = 0,
1459 BNX2X_CHIP_E1H_OFST,
1460 BNX2X_CHIP_E2_OFST,
1461 BNX2X_CHIP_E3_OFST,
1462 BNX2X_CHIP_E3B0_OFST,
1463 BNX2X_CHIP_MAX_OFST
1464 };
1465
1466 #define BNX2X_CHIP_MASK_E1 (1 << BNX2X_CHIP_E1_OFST)
1467 #define BNX2X_CHIP_MASK_E1H (1 << BNX2X_CHIP_E1H_OFST)
1468 #define BNX2X_CHIP_MASK_E2 (1 << BNX2X_CHIP_E2_OFST)
1469 #define BNX2X_CHIP_MASK_E3 (1 << BNX2X_CHIP_E3_OFST)
1470 #define BNX2X_CHIP_MASK_E3B0 (1 << BNX2X_CHIP_E3B0_OFST)
1471
1472 #define BNX2X_CHIP_MASK_ALL ((1 << BNX2X_CHIP_MAX_OFST) - 1)
1473 #define BNX2X_CHIP_MASK_E1X (BNX2X_CHIP_MASK_E1 | BNX2X_CHIP_MASK_E1H)
1474
1475 static int bnx2x_test_registers(struct bnx2x *bp)
1476 {
1477 int idx, i, rc = -ENODEV;
1478 u32 wr_val = 0, hw;
1479 int port = BP_PORT(bp);
1480 static const struct {
1481 u32 hw;
1482 u32 offset0;
1483 u32 offset1;
1484 u32 mask;
1485 } reg_tbl[] = {
1486 /* 0 */ { BNX2X_CHIP_MASK_ALL,
1487 BRB1_REG_PAUSE_LOW_THRESHOLD_0, 4, 0x000003ff },
1488 { BNX2X_CHIP_MASK_ALL,
1489 DORQ_REG_DB_ADDR0, 4, 0xffffffff },
1490 { BNX2X_CHIP_MASK_E1X,
1491 HC_REG_AGG_INT_0, 4, 0x000003ff },
1492 { BNX2X_CHIP_MASK_ALL,
1493 PBF_REG_MAC_IF0_ENABLE, 4, 0x00000001 },
1494 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2 | BNX2X_CHIP_MASK_E3,
1495 PBF_REG_P0_INIT_CRD, 4, 0x000007ff },
1496 { BNX2X_CHIP_MASK_E3B0,
1497 PBF_REG_INIT_CRD_Q0, 4, 0x000007ff },
1498 { BNX2X_CHIP_MASK_ALL,
1499 PRS_REG_CID_PORT_0, 4, 0x00ffffff },
1500 { BNX2X_CHIP_MASK_ALL,
1501 PXP2_REG_PSWRQ_CDU0_L2P, 4, 0x000fffff },
1502 { BNX2X_CHIP_MASK_ALL,
1503 PXP2_REG_RQ_CDU0_EFIRST_MEM_ADDR, 8, 0x0003ffff },
1504 { BNX2X_CHIP_MASK_ALL,
1505 PXP2_REG_PSWRQ_TM0_L2P, 4, 0x000fffff },
1506 /* 10 */ { BNX2X_CHIP_MASK_ALL,
1507 PXP2_REG_RQ_USDM0_EFIRST_MEM_ADDR, 8, 0x0003ffff },
1508 { BNX2X_CHIP_MASK_ALL,
1509 PXP2_REG_PSWRQ_TSDM0_L2P, 4, 0x000fffff },
1510 { BNX2X_CHIP_MASK_ALL,
1511 QM_REG_CONNNUM_0, 4, 0x000fffff },
1512 { BNX2X_CHIP_MASK_ALL,
1513 TM_REG_LIN0_MAX_ACTIVE_CID, 4, 0x0003ffff },
1514 { BNX2X_CHIP_MASK_ALL,
1515 SRC_REG_KEYRSS0_0, 40, 0xffffffff },
1516 { BNX2X_CHIP_MASK_ALL,
1517 SRC_REG_KEYRSS0_7, 40, 0xffffffff },
1518 { BNX2X_CHIP_MASK_ALL,
1519 XCM_REG_WU_DA_SET_TMR_CNT_FLG_CMD00, 4, 0x00000001 },
1520 { BNX2X_CHIP_MASK_ALL,
1521 XCM_REG_WU_DA_CNT_CMD00, 4, 0x00000003 },
1522 { BNX2X_CHIP_MASK_ALL,
1523 XCM_REG_GLB_DEL_ACK_MAX_CNT_0, 4, 0x000000ff },
1524 { BNX2X_CHIP_MASK_ALL,
1525 NIG_REG_LLH0_T_BIT, 4, 0x00000001 },
1526 /* 20 */ { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
1527 NIG_REG_EMAC0_IN_EN, 4, 0x00000001 },
1528 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
1529 NIG_REG_BMAC0_IN_EN, 4, 0x00000001 },
1530 { BNX2X_CHIP_MASK_ALL,
1531 NIG_REG_XCM0_OUT_EN, 4, 0x00000001 },
1532 { BNX2X_CHIP_MASK_ALL,
1533 NIG_REG_BRB0_OUT_EN, 4, 0x00000001 },
1534 { BNX2X_CHIP_MASK_ALL,
1535 NIG_REG_LLH0_XCM_MASK, 4, 0x00000007 },
1536 { BNX2X_CHIP_MASK_ALL,
1537 NIG_REG_LLH0_ACPI_PAT_6_LEN, 68, 0x000000ff },
1538 { BNX2X_CHIP_MASK_ALL,
1539 NIG_REG_LLH0_ACPI_PAT_0_CRC, 68, 0xffffffff },
1540 { BNX2X_CHIP_MASK_ALL,
1541 NIG_REG_LLH0_DEST_MAC_0_0, 160, 0xffffffff },
1542 { BNX2X_CHIP_MASK_ALL,
1543 NIG_REG_LLH0_DEST_IP_0_1, 160, 0xffffffff },
1544 { BNX2X_CHIP_MASK_ALL,
1545 NIG_REG_LLH0_IPV4_IPV6_0, 160, 0x00000001 },
1546 /* 30 */ { BNX2X_CHIP_MASK_ALL,
1547 NIG_REG_LLH0_DEST_UDP_0, 160, 0x0000ffff },
1548 { BNX2X_CHIP_MASK_ALL,
1549 NIG_REG_LLH0_DEST_TCP_0, 160, 0x0000ffff },
1550 { BNX2X_CHIP_MASK_ALL,
1551 NIG_REG_LLH0_VLAN_ID_0, 160, 0x00000fff },
1552 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
1553 NIG_REG_XGXS_SERDES0_MODE_SEL, 4, 0x00000001 },
1554 { BNX2X_CHIP_MASK_ALL,
1555 NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0, 4, 0x00000001},
1556 { BNX2X_CHIP_MASK_ALL,
1557 NIG_REG_STATUS_INTERRUPT_PORT0, 4, 0x07ffffff },
1558 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
1559 NIG_REG_XGXS0_CTRL_EXTREMOTEMDIOST, 24, 0x00000001 },
1560 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
1561 NIG_REG_SERDES0_CTRL_PHY_ADDR, 16, 0x0000001f },
1562
1563 { BNX2X_CHIP_MASK_ALL, 0xffffffff, 0, 0x00000000 }
1564 };
1565
1566 if (!netif_running(bp->dev))
1567 return rc;
1568
1569 if (CHIP_IS_E1(bp))
1570 hw = BNX2X_CHIP_MASK_E1;
1571 else if (CHIP_IS_E1H(bp))
1572 hw = BNX2X_CHIP_MASK_E1H;
1573 else if (CHIP_IS_E2(bp))
1574 hw = BNX2X_CHIP_MASK_E2;
1575 else if (CHIP_IS_E3B0(bp))
1576 hw = BNX2X_CHIP_MASK_E3B0;
1577 else /* e3 A0 */
1578 hw = BNX2X_CHIP_MASK_E3;
1579
1580 /* Repeat the test twice:
1581 First by writing 0x00000000, second by writing 0xffffffff */
1582 for (idx = 0; idx < 2; idx++) {
1583
1584 switch (idx) {
1585 case 0:
1586 wr_val = 0;
1587 break;
1588 case 1:
1589 wr_val = 0xffffffff;
1590 break;
1591 }
1592
1593 for (i = 0; reg_tbl[i].offset0 != 0xffffffff; i++) {
1594 u32 offset, mask, save_val, val;
1595 if (!(hw & reg_tbl[i].hw))
1596 continue;
1597
1598 offset = reg_tbl[i].offset0 + port*reg_tbl[i].offset1;
1599 mask = reg_tbl[i].mask;
1600
1601 save_val = REG_RD(bp, offset);
1602
1603 REG_WR(bp, offset, wr_val & mask);
1604
1605 val = REG_RD(bp, offset);
1606
1607 /* Restore the original register's value */
1608 REG_WR(bp, offset, save_val);
1609
1610 /* verify value is as expected */
1611 if ((val & mask) != (wr_val & mask)) {
1612 DP(NETIF_MSG_HW,
1613 "offset 0x%x: val 0x%x != 0x%x mask 0x%x\n",
1614 offset, val, wr_val, mask);
1615 goto test_reg_exit;
1616 }
1617 }
1618 }
1619
1620 rc = 0;
1621
1622 test_reg_exit:
1623 return rc;
1624 }
1625
1626 static int bnx2x_test_memory(struct bnx2x *bp)
1627 {
1628 int i, j, rc = -ENODEV;
1629 u32 val, index;
1630 static const struct {
1631 u32 offset;
1632 int size;
1633 } mem_tbl[] = {
1634 { CCM_REG_XX_DESCR_TABLE, CCM_REG_XX_DESCR_TABLE_SIZE },
1635 { CFC_REG_ACTIVITY_COUNTER, CFC_REG_ACTIVITY_COUNTER_SIZE },
1636 { CFC_REG_LINK_LIST, CFC_REG_LINK_LIST_SIZE },
1637 { DMAE_REG_CMD_MEM, DMAE_REG_CMD_MEM_SIZE },
1638 { TCM_REG_XX_DESCR_TABLE, TCM_REG_XX_DESCR_TABLE_SIZE },
1639 { UCM_REG_XX_DESCR_TABLE, UCM_REG_XX_DESCR_TABLE_SIZE },
1640 { XCM_REG_XX_DESCR_TABLE, XCM_REG_XX_DESCR_TABLE_SIZE },
1641
1642 { 0xffffffff, 0 }
1643 };
1644
1645 static const struct {
1646 char *name;
1647 u32 offset;
1648 u32 hw_mask[BNX2X_CHIP_MAX_OFST];
1649 } prty_tbl[] = {
1650 { "CCM_PRTY_STS", CCM_REG_CCM_PRTY_STS,
1651 {0x3ffc0, 0, 0, 0} },
1652 { "CFC_PRTY_STS", CFC_REG_CFC_PRTY_STS,
1653 {0x2, 0x2, 0, 0} },
1654 { "DMAE_PRTY_STS", DMAE_REG_DMAE_PRTY_STS,
1655 {0, 0, 0, 0} },
1656 { "TCM_PRTY_STS", TCM_REG_TCM_PRTY_STS,
1657 {0x3ffc0, 0, 0, 0} },
1658 { "UCM_PRTY_STS", UCM_REG_UCM_PRTY_STS,
1659 {0x3ffc0, 0, 0, 0} },
1660 { "XCM_PRTY_STS", XCM_REG_XCM_PRTY_STS,
1661 {0x3ffc1, 0, 0, 0} },
1662
1663 { NULL, 0xffffffff, {0, 0, 0, 0} }
1664 };
1665
1666 if (!netif_running(bp->dev))
1667 return rc;
1668
1669 if (CHIP_IS_E1(bp))
1670 index = BNX2X_CHIP_E1_OFST;
1671 else if (CHIP_IS_E1H(bp))
1672 index = BNX2X_CHIP_E1H_OFST;
1673 else if (CHIP_IS_E2(bp))
1674 index = BNX2X_CHIP_E2_OFST;
1675 else /* e3 */
1676 index = BNX2X_CHIP_E3_OFST;
1677
1678 /* pre-Check the parity status */
1679 for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) {
1680 val = REG_RD(bp, prty_tbl[i].offset);
1681 if (val & ~(prty_tbl[i].hw_mask[index])) {
1682 DP(NETIF_MSG_HW,
1683 "%s is 0x%x\n", prty_tbl[i].name, val);
1684 goto test_mem_exit;
1685 }
1686 }
1687
1688 /* Go through all the memories */
1689 for (i = 0; mem_tbl[i].offset != 0xffffffff; i++)
1690 for (j = 0; j < mem_tbl[i].size; j++)
1691 REG_RD(bp, mem_tbl[i].offset + j*4);
1692
1693 /* Check the parity status */
1694 for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) {
1695 val = REG_RD(bp, prty_tbl[i].offset);
1696 if (val & ~(prty_tbl[i].hw_mask[index])) {
1697 DP(NETIF_MSG_HW,
1698 "%s is 0x%x\n", prty_tbl[i].name, val);
1699 goto test_mem_exit;
1700 }
1701 }
1702
1703 rc = 0;
1704
1705 test_mem_exit:
1706 return rc;
1707 }
1708
1709 static void bnx2x_wait_for_link(struct bnx2x *bp, u8 link_up, u8 is_serdes)
1710 {
1711 int cnt = 1400;
1712
1713 if (link_up) {
1714 while (bnx2x_link_test(bp, is_serdes) && cnt--)
1715 msleep(20);
1716
1717 if (cnt <= 0 && bnx2x_link_test(bp, is_serdes))
1718 DP(NETIF_MSG_LINK, "Timeout waiting for link up\n");
1719 }
1720 }
1721
1722 static int bnx2x_run_loopback(struct bnx2x *bp, int loopback_mode)
1723 {
1724 unsigned int pkt_size, num_pkts, i;
1725 struct sk_buff *skb;
1726 unsigned char *packet;
1727 struct bnx2x_fastpath *fp_rx = &bp->fp[0];
1728 struct bnx2x_fastpath *fp_tx = &bp->fp[0];
1729 struct bnx2x_fp_txdata *txdata = &fp_tx->txdata[0];
1730 u16 tx_start_idx, tx_idx;
1731 u16 rx_start_idx, rx_idx;
1732 u16 pkt_prod, bd_prod, rx_comp_cons;
1733 struct sw_tx_bd *tx_buf;
1734 struct eth_tx_start_bd *tx_start_bd;
1735 struct eth_tx_parse_bd_e1x *pbd_e1x = NULL;
1736 struct eth_tx_parse_bd_e2 *pbd_e2 = NULL;
1737 dma_addr_t mapping;
1738 union eth_rx_cqe *cqe;
1739 u8 cqe_fp_flags, cqe_fp_type;
1740 struct sw_rx_bd *rx_buf;
1741 u16 len;
1742 int rc = -ENODEV;
1743
1744 /* check the loopback mode */
1745 switch (loopback_mode) {
1746 case BNX2X_PHY_LOOPBACK:
1747 if (bp->link_params.loopback_mode != LOOPBACK_XGXS)
1748 return -EINVAL;
1749 break;
1750 case BNX2X_MAC_LOOPBACK:
1751 bp->link_params.loopback_mode = CHIP_IS_E3(bp) ?
1752 LOOPBACK_XMAC : LOOPBACK_BMAC;
1753 bnx2x_phy_init(&bp->link_params, &bp->link_vars);
1754 break;
1755 default:
1756 return -EINVAL;
1757 }
1758
1759 /* prepare the loopback packet */
1760 pkt_size = (((bp->dev->mtu < ETH_MAX_PACKET_SIZE) ?
1761 bp->dev->mtu : ETH_MAX_PACKET_SIZE) + ETH_HLEN);
1762 skb = netdev_alloc_skb(bp->dev, fp_rx->rx_buf_size);
1763 if (!skb) {
1764 rc = -ENOMEM;
1765 goto test_loopback_exit;
1766 }
1767 packet = skb_put(skb, pkt_size);
1768 memcpy(packet, bp->dev->dev_addr, ETH_ALEN);
1769 memset(packet + ETH_ALEN, 0, ETH_ALEN);
1770 memset(packet + 2*ETH_ALEN, 0x77, (ETH_HLEN - 2*ETH_ALEN));
1771 for (i = ETH_HLEN; i < pkt_size; i++)
1772 packet[i] = (unsigned char) (i & 0xff);
1773 mapping = dma_map_single(&bp->pdev->dev, skb->data,
1774 skb_headlen(skb), DMA_TO_DEVICE);
1775 if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) {
1776 rc = -ENOMEM;
1777 dev_kfree_skb(skb);
1778 BNX2X_ERR("Unable to map SKB\n");
1779 goto test_loopback_exit;
1780 }
1781
1782 /* send the loopback packet */
1783 num_pkts = 0;
1784 tx_start_idx = le16_to_cpu(*txdata->tx_cons_sb);
1785 rx_start_idx = le16_to_cpu(*fp_rx->rx_cons_sb);
1786
1787 pkt_prod = txdata->tx_pkt_prod++;
1788 tx_buf = &txdata->tx_buf_ring[TX_BD(pkt_prod)];
1789 tx_buf->first_bd = txdata->tx_bd_prod;
1790 tx_buf->skb = skb;
1791 tx_buf->flags = 0;
1792
1793 bd_prod = TX_BD(txdata->tx_bd_prod);
1794 tx_start_bd = &txdata->tx_desc_ring[bd_prod].start_bd;
1795 tx_start_bd->addr_hi = cpu_to_le32(U64_HI(mapping));
1796 tx_start_bd->addr_lo = cpu_to_le32(U64_LO(mapping));
1797 tx_start_bd->nbd = cpu_to_le16(2); /* start + pbd */
1798 tx_start_bd->nbytes = cpu_to_le16(skb_headlen(skb));
1799 tx_start_bd->vlan_or_ethertype = cpu_to_le16(pkt_prod);
1800 tx_start_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_START_BD;
1801 SET_FLAG(tx_start_bd->general_data,
1802 ETH_TX_START_BD_ETH_ADDR_TYPE,
1803 UNICAST_ADDRESS);
1804 SET_FLAG(tx_start_bd->general_data,
1805 ETH_TX_START_BD_HDR_NBDS,
1806 1);
1807
1808 /* turn on parsing and get a BD */
1809 bd_prod = TX_BD(NEXT_TX_IDX(bd_prod));
1810
1811 pbd_e1x = &txdata->tx_desc_ring[bd_prod].parse_bd_e1x;
1812 pbd_e2 = &txdata->tx_desc_ring[bd_prod].parse_bd_e2;
1813
1814 memset(pbd_e2, 0, sizeof(struct eth_tx_parse_bd_e2));
1815 memset(pbd_e1x, 0, sizeof(struct eth_tx_parse_bd_e1x));
1816
1817 wmb();
1818
1819 txdata->tx_db.data.prod += 2;
1820 barrier();
1821 DOORBELL(bp, txdata->cid, txdata->tx_db.raw);
1822
1823 mmiowb();
1824 barrier();
1825
1826 num_pkts++;
1827 txdata->tx_bd_prod += 2; /* start + pbd */
1828
1829 udelay(100);
1830
1831 tx_idx = le16_to_cpu(*txdata->tx_cons_sb);
1832 if (tx_idx != tx_start_idx + num_pkts)
1833 goto test_loopback_exit;
1834
1835 /* Unlike HC IGU won't generate an interrupt for status block
1836 * updates that have been performed while interrupts were
1837 * disabled.
1838 */
1839 if (bp->common.int_block == INT_BLOCK_IGU) {
1840 /* Disable local BHes to prevent a dead-lock situation between
1841 * sch_direct_xmit() and bnx2x_run_loopback() (calling
1842 * bnx2x_tx_int()), as both are taking netif_tx_lock().
1843 */
1844 local_bh_disable();
1845 bnx2x_tx_int(bp, txdata);
1846 local_bh_enable();
1847 }
1848
1849 rx_idx = le16_to_cpu(*fp_rx->rx_cons_sb);
1850 if (rx_idx != rx_start_idx + num_pkts)
1851 goto test_loopback_exit;
1852
1853 rx_comp_cons = le16_to_cpu(fp_rx->rx_comp_cons);
1854 cqe = &fp_rx->rx_comp_ring[RCQ_BD(rx_comp_cons)];
1855 cqe_fp_flags = cqe->fast_path_cqe.type_error_flags;
1856 cqe_fp_type = cqe_fp_flags & ETH_FAST_PATH_RX_CQE_TYPE;
1857 if (!CQE_TYPE_FAST(cqe_fp_type) || (cqe_fp_flags & ETH_RX_ERROR_FALGS))
1858 goto test_loopback_rx_exit;
1859
1860 len = le16_to_cpu(cqe->fast_path_cqe.pkt_len);
1861 if (len != pkt_size)
1862 goto test_loopback_rx_exit;
1863
1864 rx_buf = &fp_rx->rx_buf_ring[RX_BD(fp_rx->rx_bd_cons)];
1865 dma_sync_single_for_cpu(&bp->pdev->dev,
1866 dma_unmap_addr(rx_buf, mapping),
1867 fp_rx->rx_buf_size, DMA_FROM_DEVICE);
1868 skb = rx_buf->skb;
1869 skb_reserve(skb, cqe->fast_path_cqe.placement_offset);
1870 for (i = ETH_HLEN; i < pkt_size; i++)
1871 if (*(skb->data + i) != (unsigned char) (i & 0xff))
1872 goto test_loopback_rx_exit;
1873
1874 rc = 0;
1875
1876 test_loopback_rx_exit:
1877
1878 fp_rx->rx_bd_cons = NEXT_RX_IDX(fp_rx->rx_bd_cons);
1879 fp_rx->rx_bd_prod = NEXT_RX_IDX(fp_rx->rx_bd_prod);
1880 fp_rx->rx_comp_cons = NEXT_RCQ_IDX(fp_rx->rx_comp_cons);
1881 fp_rx->rx_comp_prod = NEXT_RCQ_IDX(fp_rx->rx_comp_prod);
1882
1883 /* Update producers */
1884 bnx2x_update_rx_prod(bp, fp_rx, fp_rx->rx_bd_prod, fp_rx->rx_comp_prod,
1885 fp_rx->rx_sge_prod);
1886
1887 test_loopback_exit:
1888 bp->link_params.loopback_mode = LOOPBACK_NONE;
1889
1890 return rc;
1891 }
1892
1893 static int bnx2x_test_loopback(struct bnx2x *bp)
1894 {
1895 int rc = 0, res;
1896
1897 if (BP_NOMCP(bp))
1898 return rc;
1899
1900 if (!netif_running(bp->dev))
1901 return BNX2X_LOOPBACK_FAILED;
1902
1903 bnx2x_netif_stop(bp, 1);
1904 bnx2x_acquire_phy_lock(bp);
1905
1906 res = bnx2x_run_loopback(bp, BNX2X_PHY_LOOPBACK);
1907 if (res) {
1908 DP(NETIF_MSG_PROBE, " PHY loopback failed (res %d)\n", res);
1909 rc |= BNX2X_PHY_LOOPBACK_FAILED;
1910 }
1911
1912 res = bnx2x_run_loopback(bp, BNX2X_MAC_LOOPBACK);
1913 if (res) {
1914 DP(NETIF_MSG_PROBE, " MAC loopback failed (res %d)\n", res);
1915 rc |= BNX2X_MAC_LOOPBACK_FAILED;
1916 }
1917
1918 bnx2x_release_phy_lock(bp);
1919 bnx2x_netif_start(bp);
1920
1921 return rc;
1922 }
1923
1924 #define CRC32_RESIDUAL 0xdebb20e3
1925
1926 static int bnx2x_test_nvram(struct bnx2x *bp)
1927 {
1928 static const struct {
1929 int offset;
1930 int size;
1931 } nvram_tbl[] = {
1932 { 0, 0x14 }, /* bootstrap */
1933 { 0x14, 0xec }, /* dir */
1934 { 0x100, 0x350 }, /* manuf_info */
1935 { 0x450, 0xf0 }, /* feature_info */
1936 { 0x640, 0x64 }, /* upgrade_key_info */
1937 { 0x708, 0x70 }, /* manuf_key_info */
1938 { 0, 0 }
1939 };
1940 __be32 buf[0x350 / 4];
1941 u8 *data = (u8 *)buf;
1942 int i, rc;
1943 u32 magic, crc;
1944
1945 if (BP_NOMCP(bp))
1946 return 0;
1947
1948 rc = bnx2x_nvram_read(bp, 0, data, 4);
1949 if (rc) {
1950 DP(NETIF_MSG_PROBE, "magic value read (rc %d)\n", rc);
1951 goto test_nvram_exit;
1952 }
1953
1954 magic = be32_to_cpu(buf[0]);
1955 if (magic != 0x669955aa) {
1956 DP(NETIF_MSG_PROBE, "magic value (0x%08x)\n", magic);
1957 rc = -ENODEV;
1958 goto test_nvram_exit;
1959 }
1960
1961 for (i = 0; nvram_tbl[i].size; i++) {
1962
1963 rc = bnx2x_nvram_read(bp, nvram_tbl[i].offset, data,
1964 nvram_tbl[i].size);
1965 if (rc) {
1966 DP(NETIF_MSG_PROBE,
1967 "nvram_tbl[%d] read data (rc %d)\n", i, rc);
1968 goto test_nvram_exit;
1969 }
1970
1971 crc = ether_crc_le(nvram_tbl[i].size, data);
1972 if (crc != CRC32_RESIDUAL) {
1973 DP(NETIF_MSG_PROBE,
1974 "nvram_tbl[%d] crc value (0x%08x)\n", i, crc);
1975 rc = -ENODEV;
1976 goto test_nvram_exit;
1977 }
1978 }
1979
1980 test_nvram_exit:
1981 return rc;
1982 }
1983
1984 /* Send an EMPTY ramrod on the first queue */
1985 static int bnx2x_test_intr(struct bnx2x *bp)
1986 {
1987 struct bnx2x_queue_state_params params = {0};
1988
1989 if (!netif_running(bp->dev))
1990 return -ENODEV;
1991
1992 params.q_obj = &bp->fp->q_obj;
1993 params.cmd = BNX2X_Q_CMD_EMPTY;
1994
1995 __set_bit(RAMROD_COMP_WAIT, &params.ramrod_flags);
1996
1997 return bnx2x_queue_state_change(bp, &params);
1998 }
1999
2000 static void bnx2x_self_test(struct net_device *dev,
2001 struct ethtool_test *etest, u64 *buf)
2002 {
2003 struct bnx2x *bp = netdev_priv(dev);
2004 u8 is_serdes;
2005 if (bp->recovery_state != BNX2X_RECOVERY_DONE) {
2006 pr_err("Handling parity error recovery. Try again later\n");
2007 etest->flags |= ETH_TEST_FL_FAILED;
2008 return;
2009 }
2010
2011 memset(buf, 0, sizeof(u64) * BNX2X_NUM_TESTS);
2012
2013 if (!netif_running(dev))
2014 return;
2015
2016 /* offline tests are not supported in MF mode */
2017 if (IS_MF(bp))
2018 etest->flags &= ~ETH_TEST_FL_OFFLINE;
2019 is_serdes = (bp->link_vars.link_status & LINK_STATUS_SERDES_LINK) > 0;
2020
2021 if (etest->flags & ETH_TEST_FL_OFFLINE) {
2022 int port = BP_PORT(bp);
2023 u32 val;
2024 u8 link_up;
2025
2026 /* save current value of input enable for TX port IF */
2027 val = REG_RD(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4);
2028 /* disable input for TX port IF */
2029 REG_WR(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4, 0);
2030
2031 link_up = bp->link_vars.link_up;
2032
2033 bnx2x_nic_unload(bp, UNLOAD_NORMAL);
2034 bnx2x_nic_load(bp, LOAD_DIAG);
2035 /* wait until link state is restored */
2036 bnx2x_wait_for_link(bp, 1, is_serdes);
2037
2038 if (bnx2x_test_registers(bp) != 0) {
2039 buf[0] = 1;
2040 etest->flags |= ETH_TEST_FL_FAILED;
2041 }
2042 if (bnx2x_test_memory(bp) != 0) {
2043 buf[1] = 1;
2044 etest->flags |= ETH_TEST_FL_FAILED;
2045 }
2046
2047 buf[2] = bnx2x_test_loopback(bp);
2048 if (buf[2] != 0)
2049 etest->flags |= ETH_TEST_FL_FAILED;
2050
2051 bnx2x_nic_unload(bp, UNLOAD_NORMAL);
2052
2053 /* restore input for TX port IF */
2054 REG_WR(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4, val);
2055
2056 bnx2x_nic_load(bp, LOAD_NORMAL);
2057 /* wait until link state is restored */
2058 bnx2x_wait_for_link(bp, link_up, is_serdes);
2059 }
2060 if (bnx2x_test_nvram(bp) != 0) {
2061 buf[3] = 1;
2062 etest->flags |= ETH_TEST_FL_FAILED;
2063 }
2064 if (bnx2x_test_intr(bp) != 0) {
2065 buf[4] = 1;
2066 etest->flags |= ETH_TEST_FL_FAILED;
2067 }
2068
2069 if (bnx2x_link_test(bp, is_serdes) != 0) {
2070 buf[5] = 1;
2071 etest->flags |= ETH_TEST_FL_FAILED;
2072 }
2073
2074 #ifdef BNX2X_EXTRA_DEBUG
2075 bnx2x_panic_dump(bp);
2076 #endif
2077 }
2078
2079 #define IS_PORT_STAT(i) \
2080 ((bnx2x_stats_arr[i].flags & STATS_FLAGS_BOTH) == STATS_FLAGS_PORT)
2081 #define IS_FUNC_STAT(i) (bnx2x_stats_arr[i].flags & STATS_FLAGS_FUNC)
2082 #define IS_MF_MODE_STAT(bp) \
2083 (IS_MF(bp) && !(bp->msg_enable & BNX2X_MSG_STATS))
2084
2085 /* ethtool statistics are displayed for all regular ethernet queues and the
2086 * fcoe L2 queue if not disabled
2087 */
2088 static inline int bnx2x_num_stat_queues(struct bnx2x *bp)
2089 {
2090 return BNX2X_NUM_ETH_QUEUES(bp);
2091 }
2092
2093 static int bnx2x_get_sset_count(struct net_device *dev, int stringset)
2094 {
2095 struct bnx2x *bp = netdev_priv(dev);
2096 int i, num_stats;
2097
2098 switch (stringset) {
2099 case ETH_SS_STATS:
2100 if (is_multi(bp)) {
2101 num_stats = bnx2x_num_stat_queues(bp) *
2102 BNX2X_NUM_Q_STATS;
2103 if (!IS_MF_MODE_STAT(bp))
2104 num_stats += BNX2X_NUM_STATS;
2105 } else {
2106 if (IS_MF_MODE_STAT(bp)) {
2107 num_stats = 0;
2108 for (i = 0; i < BNX2X_NUM_STATS; i++)
2109 if (IS_FUNC_STAT(i))
2110 num_stats++;
2111 } else
2112 num_stats = BNX2X_NUM_STATS;
2113 }
2114 return num_stats;
2115
2116 case ETH_SS_TEST:
2117 return BNX2X_NUM_TESTS;
2118
2119 default:
2120 return -EINVAL;
2121 }
2122 }
2123
2124 static void bnx2x_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
2125 {
2126 struct bnx2x *bp = netdev_priv(dev);
2127 int i, j, k;
2128 char queue_name[MAX_QUEUE_NAME_LEN+1];
2129
2130 switch (stringset) {
2131 case ETH_SS_STATS:
2132 if (is_multi(bp)) {
2133 k = 0;
2134 for_each_eth_queue(bp, i) {
2135 memset(queue_name, 0, sizeof(queue_name));
2136 sprintf(queue_name, "%d", i);
2137 for (j = 0; j < BNX2X_NUM_Q_STATS; j++)
2138 snprintf(buf + (k + j)*ETH_GSTRING_LEN,
2139 ETH_GSTRING_LEN,
2140 bnx2x_q_stats_arr[j].string,
2141 queue_name);
2142 k += BNX2X_NUM_Q_STATS;
2143 }
2144 if (IS_MF_MODE_STAT(bp))
2145 break;
2146 for (j = 0; j < BNX2X_NUM_STATS; j++)
2147 strcpy(buf + (k + j)*ETH_GSTRING_LEN,
2148 bnx2x_stats_arr[j].string);
2149 } else {
2150 for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) {
2151 if (IS_MF_MODE_STAT(bp) && IS_PORT_STAT(i))
2152 continue;
2153 strcpy(buf + j*ETH_GSTRING_LEN,
2154 bnx2x_stats_arr[i].string);
2155 j++;
2156 }
2157 }
2158 break;
2159
2160 case ETH_SS_TEST:
2161 memcpy(buf, bnx2x_tests_str_arr, sizeof(bnx2x_tests_str_arr));
2162 break;
2163 }
2164 }
2165
2166 static void bnx2x_get_ethtool_stats(struct net_device *dev,
2167 struct ethtool_stats *stats, u64 *buf)
2168 {
2169 struct bnx2x *bp = netdev_priv(dev);
2170 u32 *hw_stats, *offset;
2171 int i, j, k;
2172
2173 if (is_multi(bp)) {
2174 k = 0;
2175 for_each_eth_queue(bp, i) {
2176 hw_stats = (u32 *)&bp->fp[i].eth_q_stats;
2177 for (j = 0; j < BNX2X_NUM_Q_STATS; j++) {
2178 if (bnx2x_q_stats_arr[j].size == 0) {
2179 /* skip this counter */
2180 buf[k + j] = 0;
2181 continue;
2182 }
2183 offset = (hw_stats +
2184 bnx2x_q_stats_arr[j].offset);
2185 if (bnx2x_q_stats_arr[j].size == 4) {
2186 /* 4-byte counter */
2187 buf[k + j] = (u64) *offset;
2188 continue;
2189 }
2190 /* 8-byte counter */
2191 buf[k + j] = HILO_U64(*offset, *(offset + 1));
2192 }
2193 k += BNX2X_NUM_Q_STATS;
2194 }
2195 if (IS_MF_MODE_STAT(bp))
2196 return;
2197 hw_stats = (u32 *)&bp->eth_stats;
2198 for (j = 0; j < BNX2X_NUM_STATS; j++) {
2199 if (bnx2x_stats_arr[j].size == 0) {
2200 /* skip this counter */
2201 buf[k + j] = 0;
2202 continue;
2203 }
2204 offset = (hw_stats + bnx2x_stats_arr[j].offset);
2205 if (bnx2x_stats_arr[j].size == 4) {
2206 /* 4-byte counter */
2207 buf[k + j] = (u64) *offset;
2208 continue;
2209 }
2210 /* 8-byte counter */
2211 buf[k + j] = HILO_U64(*offset, *(offset + 1));
2212 }
2213 } else {
2214 hw_stats = (u32 *)&bp->eth_stats;
2215 for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) {
2216 if (IS_MF_MODE_STAT(bp) && IS_PORT_STAT(i))
2217 continue;
2218 if (bnx2x_stats_arr[i].size == 0) {
2219 /* skip this counter */
2220 buf[j] = 0;
2221 j++;
2222 continue;
2223 }
2224 offset = (hw_stats + bnx2x_stats_arr[i].offset);
2225 if (bnx2x_stats_arr[i].size == 4) {
2226 /* 4-byte counter */
2227 buf[j] = (u64) *offset;
2228 j++;
2229 continue;
2230 }
2231 /* 8-byte counter */
2232 buf[j] = HILO_U64(*offset, *(offset + 1));
2233 j++;
2234 }
2235 }
2236 }
2237
2238 static int bnx2x_set_phys_id(struct net_device *dev,
2239 enum ethtool_phys_id_state state)
2240 {
2241 struct bnx2x *bp = netdev_priv(dev);
2242
2243 if (!netif_running(dev))
2244 return -EAGAIN;
2245
2246 if (!bp->port.pmf)
2247 return -EOPNOTSUPP;
2248
2249 switch (state) {
2250 case ETHTOOL_ID_ACTIVE:
2251 return 1; /* cycle on/off once per second */
2252
2253 case ETHTOOL_ID_ON:
2254 bnx2x_set_led(&bp->link_params, &bp->link_vars,
2255 LED_MODE_ON, SPEED_1000);
2256 break;
2257
2258 case ETHTOOL_ID_OFF:
2259 bnx2x_set_led(&bp->link_params, &bp->link_vars,
2260 LED_MODE_FRONT_PANEL_OFF, 0);
2261
2262 break;
2263
2264 case ETHTOOL_ID_INACTIVE:
2265 bnx2x_set_led(&bp->link_params, &bp->link_vars,
2266 LED_MODE_OPER,
2267 bp->link_vars.line_speed);
2268 }
2269
2270 return 0;
2271 }
2272
2273 static int bnx2x_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *info,
2274 u32 *rules __always_unused)
2275 {
2276 struct bnx2x *bp = netdev_priv(dev);
2277
2278 switch (info->cmd) {
2279 case ETHTOOL_GRXRINGS:
2280 info->data = BNX2X_NUM_ETH_QUEUES(bp);
2281 return 0;
2282
2283 default:
2284 return -EOPNOTSUPP;
2285 }
2286 }
2287
2288 static int bnx2x_get_rxfh_indir(struct net_device *dev,
2289 struct ethtool_rxfh_indir *indir)
2290 {
2291 struct bnx2x *bp = netdev_priv(dev);
2292 size_t copy_size =
2293 min_t(size_t, indir->size, T_ETH_INDIRECTION_TABLE_SIZE);
2294 u8 ind_table[T_ETH_INDIRECTION_TABLE_SIZE] = {0};
2295 size_t i;
2296
2297 if (bp->multi_mode == ETH_RSS_MODE_DISABLED)
2298 return -EOPNOTSUPP;
2299
2300 /* Get the current configuration of the RSS indirection table */
2301 bnx2x_get_rss_ind_table(&bp->rss_conf_obj, ind_table);
2302
2303 /*
2304 * We can't use a memcpy() as an internal storage of an
2305 * indirection table is a u8 array while indir->ring_index
2306 * points to an array of u32.
2307 *
2308 * Indirection table contains the FW Client IDs, so we need to
2309 * align the returned table to the Client ID of the leading RSS
2310 * queue.
2311 */
2312 for (i = 0; i < copy_size; i++)
2313 indir->ring_index[i] = ind_table[i] - bp->fp->cl_id;
2314
2315 indir->size = T_ETH_INDIRECTION_TABLE_SIZE;
2316
2317 return 0;
2318 }
2319
2320 static int bnx2x_set_rxfh_indir(struct net_device *dev,
2321 const struct ethtool_rxfh_indir *indir)
2322 {
2323 struct bnx2x *bp = netdev_priv(dev);
2324 size_t i;
2325 u8 ind_table[T_ETH_INDIRECTION_TABLE_SIZE] = {0};
2326 u32 num_eth_queues = BNX2X_NUM_ETH_QUEUES(bp);
2327
2328 if (bp->multi_mode == ETH_RSS_MODE_DISABLED)
2329 return -EOPNOTSUPP;
2330
2331 /* validate the size */
2332 if (indir->size != T_ETH_INDIRECTION_TABLE_SIZE)
2333 return -EINVAL;
2334
2335 for (i = 0; i < T_ETH_INDIRECTION_TABLE_SIZE; i++) {
2336 /* validate the indices */
2337 if (indir->ring_index[i] >= num_eth_queues)
2338 return -EINVAL;
2339 /*
2340 * The same as in bnx2x_get_rxfh_indir: we can't use a memcpy()
2341 * as an internal storage of an indirection table is a u8 array
2342 * while indir->ring_index points to an array of u32.
2343 *
2344 * Indirection table contains the FW Client IDs, so we need to
2345 * align the received table to the Client ID of the leading RSS
2346 * queue
2347 */
2348 ind_table[i] = indir->ring_index[i] + bp->fp->cl_id;
2349 }
2350
2351 return bnx2x_config_rss_pf(bp, ind_table, false);
2352 }
2353
2354 static const struct ethtool_ops bnx2x_ethtool_ops = {
2355 .get_settings = bnx2x_get_settings,
2356 .set_settings = bnx2x_set_settings,
2357 .get_drvinfo = bnx2x_get_drvinfo,
2358 .get_regs_len = bnx2x_get_regs_len,
2359 .get_regs = bnx2x_get_regs,
2360 .get_wol = bnx2x_get_wol,
2361 .set_wol = bnx2x_set_wol,
2362 .get_msglevel = bnx2x_get_msglevel,
2363 .set_msglevel = bnx2x_set_msglevel,
2364 .nway_reset = bnx2x_nway_reset,
2365 .get_link = bnx2x_get_link,
2366 .get_eeprom_len = bnx2x_get_eeprom_len,
2367 .get_eeprom = bnx2x_get_eeprom,
2368 .set_eeprom = bnx2x_set_eeprom,
2369 .get_coalesce = bnx2x_get_coalesce,
2370 .set_coalesce = bnx2x_set_coalesce,
2371 .get_ringparam = bnx2x_get_ringparam,
2372 .set_ringparam = bnx2x_set_ringparam,
2373 .get_pauseparam = bnx2x_get_pauseparam,
2374 .set_pauseparam = bnx2x_set_pauseparam,
2375 .self_test = bnx2x_self_test,
2376 .get_sset_count = bnx2x_get_sset_count,
2377 .get_strings = bnx2x_get_strings,
2378 .set_phys_id = bnx2x_set_phys_id,
2379 .get_ethtool_stats = bnx2x_get_ethtool_stats,
2380 .get_rxnfc = bnx2x_get_rxnfc,
2381 .get_rxfh_indir = bnx2x_get_rxfh_indir,
2382 .set_rxfh_indir = bnx2x_set_rxfh_indir,
2383 };
2384
2385 void bnx2x_set_ethtool_ops(struct net_device *netdev)
2386 {
2387 SET_ETHTOOL_OPS(netdev, &bnx2x_ethtool_ops);
2388 }