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net: Remove unnecessary driver assignments of ethtool_ringparam fields to zero
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / drivers / net / ethernet / broadcom / bnx2x / bnx2x_ethtool.c
blob1a6e37ce730c4deeecd119b0740da0bbed6a599b
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 if (bp->port.supported[cfg_idx] & SUPPORTED_FIBRE)
333 break; /* no port change */
334
335 if (!(bp->port.supported[0] & SUPPORTED_FIBRE ||
336 bp->port.supported[1] & SUPPORTED_FIBRE)) {
337 DP(NETIF_MSG_LINK, "Unsupported port type\n");
338 return -EINVAL;
339 }
340 bp->link_params.multi_phy_config &=
341 ~PORT_HW_CFG_PHY_SELECTION_MASK;
342 if (bp->link_params.multi_phy_config &
343 PORT_HW_CFG_PHY_SWAPPED_ENABLED)
344 bp->link_params.multi_phy_config |=
345 PORT_HW_CFG_PHY_SELECTION_FIRST_PHY;
346 else
347 bp->link_params.multi_phy_config |=
348 PORT_HW_CFG_PHY_SELECTION_SECOND_PHY;
349 break;
350 default:
351 DP(NETIF_MSG_LINK, "Unsupported port type\n");
352 return -EINVAL;
353 }
354 /* Save new config in case command complete successuly */
355 new_multi_phy_config = bp->link_params.multi_phy_config;
356 /* Get the new cfg_idx */
357 cfg_idx = bnx2x_get_link_cfg_idx(bp);
358 /* Restore old config in case command failed */
359 bp->link_params.multi_phy_config = old_multi_phy_config;
360 DP(NETIF_MSG_LINK, "cfg_idx = %x\n", cfg_idx);
361
362 if (cmd->autoneg == AUTONEG_ENABLE) {
363 if (!(bp->port.supported[cfg_idx] & SUPPORTED_Autoneg)) {
364 DP(NETIF_MSG_LINK, "Autoneg not supported\n");
365 return -EINVAL;
366 }
367
368 /* advertise the requested speed and duplex if supported */
369 if (cmd->advertising & ~(bp->port.supported[cfg_idx])) {
370 DP(NETIF_MSG_LINK, "Advertisement parameters "
371 "are not supported\n");
372 return -EINVAL;
373 }
374
375 bp->link_params.req_line_speed[cfg_idx] = SPEED_AUTO_NEG;
376 bp->link_params.req_duplex[cfg_idx] = cmd->duplex;
377 bp->port.advertising[cfg_idx] = (ADVERTISED_Autoneg |
378 cmd->advertising);
379 if (cmd->advertising) {
380
381 bp->link_params.speed_cap_mask[cfg_idx] = 0;
382 if (cmd->advertising & ADVERTISED_10baseT_Half) {
383 bp->link_params.speed_cap_mask[cfg_idx] |=
384 PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF;
385 }
386 if (cmd->advertising & ADVERTISED_10baseT_Full)
387 bp->link_params.speed_cap_mask[cfg_idx] |=
388 PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL;
389
390 if (cmd->advertising & ADVERTISED_100baseT_Full)
391 bp->link_params.speed_cap_mask[cfg_idx] |=
392 PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL;
393
394 if (cmd->advertising & ADVERTISED_100baseT_Half) {
395 bp->link_params.speed_cap_mask[cfg_idx] |=
396 PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF;
397 }
398 if (cmd->advertising & ADVERTISED_1000baseT_Half) {
399 bp->link_params.speed_cap_mask[cfg_idx] |=
400 PORT_HW_CFG_SPEED_CAPABILITY_D0_1G;
401 }
402 if (cmd->advertising & (ADVERTISED_1000baseT_Full |
403 ADVERTISED_1000baseKX_Full))
404 bp->link_params.speed_cap_mask[cfg_idx] |=
405 PORT_HW_CFG_SPEED_CAPABILITY_D0_1G;
406
407 if (cmd->advertising & (ADVERTISED_10000baseT_Full |
408 ADVERTISED_10000baseKX4_Full |
409 ADVERTISED_10000baseKR_Full))
410 bp->link_params.speed_cap_mask[cfg_idx] |=
411 PORT_HW_CFG_SPEED_CAPABILITY_D0_10G;
412 }
413 } else { /* forced speed */
414 /* advertise the requested speed and duplex if supported */
415 switch (speed) {
416 case SPEED_10:
417 if (cmd->duplex == DUPLEX_FULL) {
418 if (!(bp->port.supported[cfg_idx] &
419 SUPPORTED_10baseT_Full)) {
420 DP(NETIF_MSG_LINK,
421 "10M full not supported\n");
422 return -EINVAL;
423 }
424
425 advertising = (ADVERTISED_10baseT_Full |
426 ADVERTISED_TP);
427 } else {
428 if (!(bp->port.supported[cfg_idx] &
429 SUPPORTED_10baseT_Half)) {
430 DP(NETIF_MSG_LINK,
431 "10M half not supported\n");
432 return -EINVAL;
433 }
434
435 advertising = (ADVERTISED_10baseT_Half |
436 ADVERTISED_TP);
437 }
438 break;
439
440 case SPEED_100:
441 if (cmd->duplex == DUPLEX_FULL) {
442 if (!(bp->port.supported[cfg_idx] &
443 SUPPORTED_100baseT_Full)) {
444 DP(NETIF_MSG_LINK,
445 "100M full not supported\n");
446 return -EINVAL;
447 }
448
449 advertising = (ADVERTISED_100baseT_Full |
450 ADVERTISED_TP);
451 } else {
452 if (!(bp->port.supported[cfg_idx] &
453 SUPPORTED_100baseT_Half)) {
454 DP(NETIF_MSG_LINK,
455 "100M half not supported\n");
456 return -EINVAL;
457 }
458
459 advertising = (ADVERTISED_100baseT_Half |
460 ADVERTISED_TP);
461 }
462 break;
463
464 case SPEED_1000:
465 if (cmd->duplex != DUPLEX_FULL) {
466 DP(NETIF_MSG_LINK, "1G half not supported\n");
467 return -EINVAL;
468 }
469
470 if (!(bp->port.supported[cfg_idx] &
471 SUPPORTED_1000baseT_Full)) {
472 DP(NETIF_MSG_LINK, "1G full not supported\n");
473 return -EINVAL;
474 }
475
476 advertising = (ADVERTISED_1000baseT_Full |
477 ADVERTISED_TP);
478 break;
479
480 case SPEED_2500:
481 if (cmd->duplex != DUPLEX_FULL) {
482 DP(NETIF_MSG_LINK,
483 "2.5G half not supported\n");
484 return -EINVAL;
485 }
486
487 if (!(bp->port.supported[cfg_idx]
488 & SUPPORTED_2500baseX_Full)) {
489 DP(NETIF_MSG_LINK,
490 "2.5G full not supported\n");
491 return -EINVAL;
492 }
493
494 advertising = (ADVERTISED_2500baseX_Full |
495 ADVERTISED_TP);
496 break;
497
498 case SPEED_10000:
499 if (cmd->duplex != DUPLEX_FULL) {
500 DP(NETIF_MSG_LINK, "10G half not supported\n");
501 return -EINVAL;
502 }
503
504 if (!(bp->port.supported[cfg_idx]
505 & SUPPORTED_10000baseT_Full)) {
506 DP(NETIF_MSG_LINK, "10G full not supported\n");
507 return -EINVAL;
508 }
509
510 advertising = (ADVERTISED_10000baseT_Full |
511 ADVERTISED_FIBRE);
512 break;
513
514 default:
515 DP(NETIF_MSG_LINK, "Unsupported speed %u\n", speed);
516 return -EINVAL;
517 }
518
519 bp->link_params.req_line_speed[cfg_idx] = speed;
520 bp->link_params.req_duplex[cfg_idx] = cmd->duplex;
521 bp->port.advertising[cfg_idx] = advertising;
522 }
523
524 DP(NETIF_MSG_LINK, "req_line_speed %d\n"
525 " req_duplex %d advertising 0x%x\n",
526 bp->link_params.req_line_speed[cfg_idx],
527 bp->link_params.req_duplex[cfg_idx],
528 bp->port.advertising[cfg_idx]);
529
530 /* Set new config */
531 bp->link_params.multi_phy_config = new_multi_phy_config;
532 if (netif_running(dev)) {
533 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
534 bnx2x_link_set(bp);
535 }
536
537 return 0;
538 }
539
540 #define IS_E1_ONLINE(info) (((info) & RI_E1_ONLINE) == RI_E1_ONLINE)
541 #define IS_E1H_ONLINE(info) (((info) & RI_E1H_ONLINE) == RI_E1H_ONLINE)
542 #define IS_E2_ONLINE(info) (((info) & RI_E2_ONLINE) == RI_E2_ONLINE)
543 #define IS_E3_ONLINE(info) (((info) & RI_E3_ONLINE) == RI_E3_ONLINE)
544 #define IS_E3B0_ONLINE(info) (((info) & RI_E3B0_ONLINE) == RI_E3B0_ONLINE)
545
546 static inline bool bnx2x_is_reg_online(struct bnx2x *bp,
547 const struct reg_addr *reg_info)
548 {
549 if (CHIP_IS_E1(bp))
550 return IS_E1_ONLINE(reg_info->info);
551 else if (CHIP_IS_E1H(bp))
552 return IS_E1H_ONLINE(reg_info->info);
553 else if (CHIP_IS_E2(bp))
554 return IS_E2_ONLINE(reg_info->info);
555 else if (CHIP_IS_E3A0(bp))
556 return IS_E3_ONLINE(reg_info->info);
557 else if (CHIP_IS_E3B0(bp))
558 return IS_E3B0_ONLINE(reg_info->info);
559 else
560 return false;
561 }
562
563 /******* Paged registers info selectors ********/
564 static inline const u32 *__bnx2x_get_page_addr_ar(struct bnx2x *bp)
565 {
566 if (CHIP_IS_E2(bp))
567 return page_vals_e2;
568 else if (CHIP_IS_E3(bp))
569 return page_vals_e3;
570 else
571 return NULL;
572 }
573
574 static inline u32 __bnx2x_get_page_reg_num(struct bnx2x *bp)
575 {
576 if (CHIP_IS_E2(bp))
577 return PAGE_MODE_VALUES_E2;
578 else if (CHIP_IS_E3(bp))
579 return PAGE_MODE_VALUES_E3;
580 else
581 return 0;
582 }
583
584 static inline const u32 *__bnx2x_get_page_write_ar(struct bnx2x *bp)
585 {
586 if (CHIP_IS_E2(bp))
587 return page_write_regs_e2;
588 else if (CHIP_IS_E3(bp))
589 return page_write_regs_e3;
590 else
591 return NULL;
592 }
593
594 static inline u32 __bnx2x_get_page_write_num(struct bnx2x *bp)
595 {
596 if (CHIP_IS_E2(bp))
597 return PAGE_WRITE_REGS_E2;
598 else if (CHIP_IS_E3(bp))
599 return PAGE_WRITE_REGS_E3;
600 else
601 return 0;
602 }
603
604 static inline const struct reg_addr *__bnx2x_get_page_read_ar(struct bnx2x *bp)
605 {
606 if (CHIP_IS_E2(bp))
607 return page_read_regs_e2;
608 else if (CHIP_IS_E3(bp))
609 return page_read_regs_e3;
610 else
611 return NULL;
612 }
613
614 static inline u32 __bnx2x_get_page_read_num(struct bnx2x *bp)
615 {
616 if (CHIP_IS_E2(bp))
617 return PAGE_READ_REGS_E2;
618 else if (CHIP_IS_E3(bp))
619 return PAGE_READ_REGS_E3;
620 else
621 return 0;
622 }
623
624 static inline int __bnx2x_get_regs_len(struct bnx2x *bp)
625 {
626 int num_pages = __bnx2x_get_page_reg_num(bp);
627 int page_write_num = __bnx2x_get_page_write_num(bp);
628 const struct reg_addr *page_read_addr = __bnx2x_get_page_read_ar(bp);
629 int page_read_num = __bnx2x_get_page_read_num(bp);
630 int regdump_len = 0;
631 int i, j, k;
632
633 for (i = 0; i < REGS_COUNT; i++)
634 if (bnx2x_is_reg_online(bp, &reg_addrs[i]))
635 regdump_len += reg_addrs[i].size;
636
637 for (i = 0; i < num_pages; i++)
638 for (j = 0; j < page_write_num; j++)
639 for (k = 0; k < page_read_num; k++)
640 if (bnx2x_is_reg_online(bp, &page_read_addr[k]))
641 regdump_len += page_read_addr[k].size;
642
643 return regdump_len;
644 }
645
646 static int bnx2x_get_regs_len(struct net_device *dev)
647 {
648 struct bnx2x *bp = netdev_priv(dev);
649 int regdump_len = 0;
650
651 regdump_len = __bnx2x_get_regs_len(bp);
652 regdump_len *= 4;
653 regdump_len += sizeof(struct dump_hdr);
654
655 return regdump_len;
656 }
657
658 /**
659 * bnx2x_read_pages_regs - read "paged" registers
660 *
661 * @bp device handle
662 * @p output buffer
663 *
664 * Reads "paged" memories: memories that may only be read by first writing to a
665 * specific address ("write address") and then reading from a specific address
666 * ("read address"). There may be more than one write address per "page" and
667 * more than one read address per write address.
668 */
669 static inline void bnx2x_read_pages_regs(struct bnx2x *bp, u32 *p)
670 {
671 u32 i, j, k, n;
672 /* addresses of the paged registers */
673 const u32 *page_addr = __bnx2x_get_page_addr_ar(bp);
674 /* number of paged registers */
675 int num_pages = __bnx2x_get_page_reg_num(bp);
676 /* write addresses */
677 const u32 *write_addr = __bnx2x_get_page_write_ar(bp);
678 /* number of write addresses */
679 int write_num = __bnx2x_get_page_write_num(bp);
680 /* read addresses info */
681 const struct reg_addr *read_addr = __bnx2x_get_page_read_ar(bp);
682 /* number of read addresses */
683 int read_num = __bnx2x_get_page_read_num(bp);
684
685 for (i = 0; i < num_pages; i++) {
686 for (j = 0; j < write_num; j++) {
687 REG_WR(bp, write_addr[j], page_addr[i]);
688 for (k = 0; k < read_num; k++)
689 if (bnx2x_is_reg_online(bp, &read_addr[k]))
690 for (n = 0; n <
691 read_addr[k].size; n++)
692 *p++ = REG_RD(bp,
693 read_addr[k].addr + n*4);
694 }
695 }
696 }
697
698 static inline void __bnx2x_get_regs(struct bnx2x *bp, u32 *p)
699 {
700 u32 i, j;
701
702 /* Read the regular registers */
703 for (i = 0; i < REGS_COUNT; i++)
704 if (bnx2x_is_reg_online(bp, &reg_addrs[i]))
705 for (j = 0; j < reg_addrs[i].size; j++)
706 *p++ = REG_RD(bp, reg_addrs[i].addr + j*4);
707
708 /* Read "paged" registes */
709 bnx2x_read_pages_regs(bp, p);
710 }
711
712 static void bnx2x_get_regs(struct net_device *dev,
713 struct ethtool_regs *regs, void *_p)
714 {
715 u32 *p = _p;
716 struct bnx2x *bp = netdev_priv(dev);
717 struct dump_hdr dump_hdr = {0};
718
719 regs->version = 0;
720 memset(p, 0, regs->len);
721
722 if (!netif_running(bp->dev))
723 return;
724
725 /* Disable parity attentions as long as following dump may
726 * cause false alarms by reading never written registers. We
727 * will re-enable parity attentions right after the dump.
728 */
729 bnx2x_disable_blocks_parity(bp);
730
731 dump_hdr.hdr_size = (sizeof(struct dump_hdr) / 4) - 1;
732 dump_hdr.dump_sign = dump_sign_all;
733 dump_hdr.xstorm_waitp = REG_RD(bp, XSTORM_WAITP_ADDR);
734 dump_hdr.tstorm_waitp = REG_RD(bp, TSTORM_WAITP_ADDR);
735 dump_hdr.ustorm_waitp = REG_RD(bp, USTORM_WAITP_ADDR);
736 dump_hdr.cstorm_waitp = REG_RD(bp, CSTORM_WAITP_ADDR);
737
738 if (CHIP_IS_E1(bp))
739 dump_hdr.info = RI_E1_ONLINE;
740 else if (CHIP_IS_E1H(bp))
741 dump_hdr.info = RI_E1H_ONLINE;
742 else if (!CHIP_IS_E1x(bp))
743 dump_hdr.info = RI_E2_ONLINE |
744 (BP_PATH(bp) ? RI_PATH1_DUMP : RI_PATH0_DUMP);
745
746 memcpy(p, &dump_hdr, sizeof(struct dump_hdr));
747 p += dump_hdr.hdr_size + 1;
748
749 /* Actually read the registers */
750 __bnx2x_get_regs(bp, p);
751
752 /* Re-enable parity attentions */
753 bnx2x_clear_blocks_parity(bp);
754 bnx2x_enable_blocks_parity(bp);
755 }
756
757 static void bnx2x_get_drvinfo(struct net_device *dev,
758 struct ethtool_drvinfo *info)
759 {
760 struct bnx2x *bp = netdev_priv(dev);
761 u8 phy_fw_ver[PHY_FW_VER_LEN];
762
763 strcpy(info->driver, DRV_MODULE_NAME);
764 strcpy(info->version, DRV_MODULE_VERSION);
765
766 phy_fw_ver[0] = '\0';
767 if (bp->port.pmf) {
768 bnx2x_acquire_phy_lock(bp);
769 bnx2x_get_ext_phy_fw_version(&bp->link_params,
770 (bp->state != BNX2X_STATE_CLOSED),
771 phy_fw_ver, PHY_FW_VER_LEN);
772 bnx2x_release_phy_lock(bp);
773 }
774
775 strncpy(info->fw_version, bp->fw_ver, 32);
776 snprintf(info->fw_version + strlen(bp->fw_ver), 32 - strlen(bp->fw_ver),
777 "bc %d.%d.%d%s%s",
778 (bp->common.bc_ver & 0xff0000) >> 16,
779 (bp->common.bc_ver & 0xff00) >> 8,
780 (bp->common.bc_ver & 0xff),
781 ((phy_fw_ver[0] != '\0') ? " phy " : ""), phy_fw_ver);
782 strcpy(info->bus_info, pci_name(bp->pdev));
783 info->n_stats = BNX2X_NUM_STATS;
784 info->testinfo_len = BNX2X_NUM_TESTS;
785 info->eedump_len = bp->common.flash_size;
786 info->regdump_len = bnx2x_get_regs_len(dev);
787 }
788
789 static void bnx2x_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
790 {
791 struct bnx2x *bp = netdev_priv(dev);
792
793 if (bp->flags & NO_WOL_FLAG) {
794 wol->supported = 0;
795 wol->wolopts = 0;
796 } else {
797 wol->supported = WAKE_MAGIC;
798 if (bp->wol)
799 wol->wolopts = WAKE_MAGIC;
800 else
801 wol->wolopts = 0;
802 }
803 memset(&wol->sopass, 0, sizeof(wol->sopass));
804 }
805
806 static int bnx2x_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
807 {
808 struct bnx2x *bp = netdev_priv(dev);
809
810 if (wol->wolopts & ~WAKE_MAGIC)
811 return -EINVAL;
812
813 if (wol->wolopts & WAKE_MAGIC) {
814 if (bp->flags & NO_WOL_FLAG)
815 return -EINVAL;
816
817 bp->wol = 1;
818 } else
819 bp->wol = 0;
820
821 return 0;
822 }
823
824 static u32 bnx2x_get_msglevel(struct net_device *dev)
825 {
826 struct bnx2x *bp = netdev_priv(dev);
827
828 return bp->msg_enable;
829 }
830
831 static void bnx2x_set_msglevel(struct net_device *dev, u32 level)
832 {
833 struct bnx2x *bp = netdev_priv(dev);
834
835 if (capable(CAP_NET_ADMIN)) {
836 /* dump MCP trace */
837 if (level & BNX2X_MSG_MCP)
838 bnx2x_fw_dump_lvl(bp, KERN_INFO);
839 bp->msg_enable = level;
840 }
841 }
842
843 static int bnx2x_nway_reset(struct net_device *dev)
844 {
845 struct bnx2x *bp = netdev_priv(dev);
846
847 if (!bp->port.pmf)
848 return 0;
849
850 if (netif_running(dev)) {
851 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
852 bnx2x_link_set(bp);
853 }
854
855 return 0;
856 }
857
858 static u32 bnx2x_get_link(struct net_device *dev)
859 {
860 struct bnx2x *bp = netdev_priv(dev);
861
862 if (bp->flags & MF_FUNC_DIS || (bp->state != BNX2X_STATE_OPEN))
863 return 0;
864
865 return bp->link_vars.link_up;
866 }
867
868 static int bnx2x_get_eeprom_len(struct net_device *dev)
869 {
870 struct bnx2x *bp = netdev_priv(dev);
871
872 return bp->common.flash_size;
873 }
874
875 static int bnx2x_acquire_nvram_lock(struct bnx2x *bp)
876 {
877 int port = BP_PORT(bp);
878 int count, i;
879 u32 val = 0;
880
881 /* adjust timeout for emulation/FPGA */
882 count = BNX2X_NVRAM_TIMEOUT_COUNT;
883 if (CHIP_REV_IS_SLOW(bp))
884 count *= 100;
885
886 /* request access to nvram interface */
887 REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB,
888 (MCPR_NVM_SW_ARB_ARB_REQ_SET1 << port));
889
890 for (i = 0; i < count*10; i++) {
891 val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB);
892 if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))
893 break;
894
895 udelay(5);
896 }
897
898 if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) {
899 DP(BNX2X_MSG_NVM, "cannot get access to nvram interface\n");
900 return -EBUSY;
901 }
902
903 return 0;
904 }
905
906 static int bnx2x_release_nvram_lock(struct bnx2x *bp)
907 {
908 int port = BP_PORT(bp);
909 int count, i;
910 u32 val = 0;
911
912 /* adjust timeout for emulation/FPGA */
913 count = BNX2X_NVRAM_TIMEOUT_COUNT;
914 if (CHIP_REV_IS_SLOW(bp))
915 count *= 100;
916
917 /* relinquish nvram interface */
918 REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB,
919 (MCPR_NVM_SW_ARB_ARB_REQ_CLR1 << port));
920
921 for (i = 0; i < count*10; i++) {
922 val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB);
923 if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)))
924 break;
925
926 udelay(5);
927 }
928
929 if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) {
930 DP(BNX2X_MSG_NVM, "cannot free access to nvram interface\n");
931 return -EBUSY;
932 }
933
934 return 0;
935 }
936
937 static void bnx2x_enable_nvram_access(struct bnx2x *bp)
938 {
939 u32 val;
940
941 val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE);
942
943 /* enable both bits, even on read */
944 REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE,
945 (val | MCPR_NVM_ACCESS_ENABLE_EN |
946 MCPR_NVM_ACCESS_ENABLE_WR_EN));
947 }
948
949 static void bnx2x_disable_nvram_access(struct bnx2x *bp)
950 {
951 u32 val;
952
953 val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE);
954
955 /* disable both bits, even after read */
956 REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE,
957 (val & ~(MCPR_NVM_ACCESS_ENABLE_EN |
958 MCPR_NVM_ACCESS_ENABLE_WR_EN)));
959 }
960
961 static int bnx2x_nvram_read_dword(struct bnx2x *bp, u32 offset, __be32 *ret_val,
962 u32 cmd_flags)
963 {
964 int count, i, rc;
965 u32 val;
966
967 /* build the command word */
968 cmd_flags |= MCPR_NVM_COMMAND_DOIT;
969
970 /* need to clear DONE bit separately */
971 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE);
972
973 /* address of the NVRAM to read from */
974 REG_WR(bp, MCP_REG_MCPR_NVM_ADDR,
975 (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE));
976
977 /* issue a read command */
978 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags);
979
980 /* adjust timeout for emulation/FPGA */
981 count = BNX2X_NVRAM_TIMEOUT_COUNT;
982 if (CHIP_REV_IS_SLOW(bp))
983 count *= 100;
984
985 /* wait for completion */
986 *ret_val = 0;
987 rc = -EBUSY;
988 for (i = 0; i < count; i++) {
989 udelay(5);
990 val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND);
991
992 if (val & MCPR_NVM_COMMAND_DONE) {
993 val = REG_RD(bp, MCP_REG_MCPR_NVM_READ);
994 /* we read nvram data in cpu order
995 * but ethtool sees it as an array of bytes
996 * converting to big-endian will do the work */
997 *ret_val = cpu_to_be32(val);
998 rc = 0;
999 break;
1000 }
1001 }
1002
1003 return rc;
1004 }
1005
1006 static int bnx2x_nvram_read(struct bnx2x *bp, u32 offset, u8 *ret_buf,
1007 int buf_size)
1008 {
1009 int rc;
1010 u32 cmd_flags;
1011 __be32 val;
1012
1013 if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) {
1014 DP(BNX2X_MSG_NVM,
1015 "Invalid parameter: offset 0x%x buf_size 0x%x\n",
1016 offset, buf_size);
1017 return -EINVAL;
1018 }
1019
1020 if (offset + buf_size > bp->common.flash_size) {
1021 DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +"
1022 " buf_size (0x%x) > flash_size (0x%x)\n",
1023 offset, buf_size, bp->common.flash_size);
1024 return -EINVAL;
1025 }
1026
1027 /* request access to nvram interface */
1028 rc = bnx2x_acquire_nvram_lock(bp);
1029 if (rc)
1030 return rc;
1031
1032 /* enable access to nvram interface */
1033 bnx2x_enable_nvram_access(bp);
1034
1035 /* read the first word(s) */
1036 cmd_flags = MCPR_NVM_COMMAND_FIRST;
1037 while ((buf_size > sizeof(u32)) && (rc == 0)) {
1038 rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags);
1039 memcpy(ret_buf, &val, 4);
1040
1041 /* advance to the next dword */
1042 offset += sizeof(u32);
1043 ret_buf += sizeof(u32);
1044 buf_size -= sizeof(u32);
1045 cmd_flags = 0;
1046 }
1047
1048 if (rc == 0) {
1049 cmd_flags |= MCPR_NVM_COMMAND_LAST;
1050 rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags);
1051 memcpy(ret_buf, &val, 4);
1052 }
1053
1054 /* disable access to nvram interface */
1055 bnx2x_disable_nvram_access(bp);
1056 bnx2x_release_nvram_lock(bp);
1057
1058 return rc;
1059 }
1060
1061 static int bnx2x_get_eeprom(struct net_device *dev,
1062 struct ethtool_eeprom *eeprom, u8 *eebuf)
1063 {
1064 struct bnx2x *bp = netdev_priv(dev);
1065 int rc;
1066
1067 if (!netif_running(dev))
1068 return -EAGAIN;
1069
1070 DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n"
1071 " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n",
1072 eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset,
1073 eeprom->len, eeprom->len);
1074
1075 /* parameters already validated in ethtool_get_eeprom */
1076
1077 rc = bnx2x_nvram_read(bp, eeprom->offset, eebuf, eeprom->len);
1078
1079 return rc;
1080 }
1081
1082 static int bnx2x_nvram_write_dword(struct bnx2x *bp, u32 offset, u32 val,
1083 u32 cmd_flags)
1084 {
1085 int count, i, rc;
1086
1087 /* build the command word */
1088 cmd_flags |= MCPR_NVM_COMMAND_DOIT | MCPR_NVM_COMMAND_WR;
1089
1090 /* need to clear DONE bit separately */
1091 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE);
1092
1093 /* write the data */
1094 REG_WR(bp, MCP_REG_MCPR_NVM_WRITE, val);
1095
1096 /* address of the NVRAM to write to */
1097 REG_WR(bp, MCP_REG_MCPR_NVM_ADDR,
1098 (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE));
1099
1100 /* issue the write command */
1101 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags);
1102
1103 /* adjust timeout for emulation/FPGA */
1104 count = BNX2X_NVRAM_TIMEOUT_COUNT;
1105 if (CHIP_REV_IS_SLOW(bp))
1106 count *= 100;
1107
1108 /* wait for completion */
1109 rc = -EBUSY;
1110 for (i = 0; i < count; i++) {
1111 udelay(5);
1112 val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND);
1113 if (val & MCPR_NVM_COMMAND_DONE) {
1114 rc = 0;
1115 break;
1116 }
1117 }
1118
1119 return rc;
1120 }
1121
1122 #define BYTE_OFFSET(offset) (8 * (offset & 0x03))
1123
1124 static int bnx2x_nvram_write1(struct bnx2x *bp, u32 offset, u8 *data_buf,
1125 int buf_size)
1126 {
1127 int rc;
1128 u32 cmd_flags;
1129 u32 align_offset;
1130 __be32 val;
1131
1132 if (offset + buf_size > bp->common.flash_size) {
1133 DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +"
1134 " buf_size (0x%x) > flash_size (0x%x)\n",
1135 offset, buf_size, bp->common.flash_size);
1136 return -EINVAL;
1137 }
1138
1139 /* request access to nvram interface */
1140 rc = bnx2x_acquire_nvram_lock(bp);
1141 if (rc)
1142 return rc;
1143
1144 /* enable access to nvram interface */
1145 bnx2x_enable_nvram_access(bp);
1146
1147 cmd_flags = (MCPR_NVM_COMMAND_FIRST | MCPR_NVM_COMMAND_LAST);
1148 align_offset = (offset & ~0x03);
1149 rc = bnx2x_nvram_read_dword(bp, align_offset, &val, cmd_flags);
1150
1151 if (rc == 0) {
1152 val &= ~(0xff << BYTE_OFFSET(offset));
1153 val |= (*data_buf << BYTE_OFFSET(offset));
1154
1155 /* nvram data is returned as an array of bytes
1156 * convert it back to cpu order */
1157 val = be32_to_cpu(val);
1158
1159 rc = bnx2x_nvram_write_dword(bp, align_offset, val,
1160 cmd_flags);
1161 }
1162
1163 /* disable access to nvram interface */
1164 bnx2x_disable_nvram_access(bp);
1165 bnx2x_release_nvram_lock(bp);
1166
1167 return rc;
1168 }
1169
1170 static int bnx2x_nvram_write(struct bnx2x *bp, u32 offset, u8 *data_buf,
1171 int buf_size)
1172 {
1173 int rc;
1174 u32 cmd_flags;
1175 u32 val;
1176 u32 written_so_far;
1177
1178 if (buf_size == 1) /* ethtool */
1179 return bnx2x_nvram_write1(bp, offset, data_buf, buf_size);
1180
1181 if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) {
1182 DP(BNX2X_MSG_NVM,
1183 "Invalid parameter: offset 0x%x buf_size 0x%x\n",
1184 offset, buf_size);
1185 return -EINVAL;
1186 }
1187
1188 if (offset + buf_size > bp->common.flash_size) {
1189 DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +"
1190 " buf_size (0x%x) > flash_size (0x%x)\n",
1191 offset, buf_size, bp->common.flash_size);
1192 return -EINVAL;
1193 }
1194
1195 /* request access to nvram interface */
1196 rc = bnx2x_acquire_nvram_lock(bp);
1197 if (rc)
1198 return rc;
1199
1200 /* enable access to nvram interface */
1201 bnx2x_enable_nvram_access(bp);
1202
1203 written_so_far = 0;
1204 cmd_flags = MCPR_NVM_COMMAND_FIRST;
1205 while ((written_so_far < buf_size) && (rc == 0)) {
1206 if (written_so_far == (buf_size - sizeof(u32)))
1207 cmd_flags |= MCPR_NVM_COMMAND_LAST;
1208 else if (((offset + 4) % BNX2X_NVRAM_PAGE_SIZE) == 0)
1209 cmd_flags |= MCPR_NVM_COMMAND_LAST;
1210 else if ((offset % BNX2X_NVRAM_PAGE_SIZE) == 0)
1211 cmd_flags |= MCPR_NVM_COMMAND_FIRST;
1212
1213 memcpy(&val, data_buf, 4);
1214
1215 rc = bnx2x_nvram_write_dword(bp, offset, val, cmd_flags);
1216
1217 /* advance to the next dword */
1218 offset += sizeof(u32);
1219 data_buf += sizeof(u32);
1220 written_so_far += sizeof(u32);
1221 cmd_flags = 0;
1222 }
1223
1224 /* disable access to nvram interface */
1225 bnx2x_disable_nvram_access(bp);
1226 bnx2x_release_nvram_lock(bp);
1227
1228 return rc;
1229 }
1230
1231 static int bnx2x_set_eeprom(struct net_device *dev,
1232 struct ethtool_eeprom *eeprom, u8 *eebuf)
1233 {
1234 struct bnx2x *bp = netdev_priv(dev);
1235 int port = BP_PORT(bp);
1236 int rc = 0;
1237 u32 ext_phy_config;
1238 if (!netif_running(dev))
1239 return -EAGAIN;
1240
1241 DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n"
1242 " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n",
1243 eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset,
1244 eeprom->len, eeprom->len);
1245
1246 /* parameters already validated in ethtool_set_eeprom */
1247
1248 /* PHY eeprom can be accessed only by the PMF */
1249 if ((eeprom->magic >= 0x50485900) && (eeprom->magic <= 0x504859FF) &&
1250 !bp->port.pmf)
1251 return -EINVAL;
1252
1253 ext_phy_config =
1254 SHMEM_RD(bp,
1255 dev_info.port_hw_config[port].external_phy_config);
1256
1257 if (eeprom->magic == 0x50485950) {
1258 /* 'PHYP' (0x50485950): prepare phy for FW upgrade */
1259 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
1260
1261 bnx2x_acquire_phy_lock(bp);
1262 rc |= bnx2x_link_reset(&bp->link_params,
1263 &bp->link_vars, 0);
1264 if (XGXS_EXT_PHY_TYPE(ext_phy_config) ==
1265 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101)
1266 bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
1267 MISC_REGISTERS_GPIO_HIGH, port);
1268 bnx2x_release_phy_lock(bp);
1269 bnx2x_link_report(bp);
1270
1271 } else if (eeprom->magic == 0x50485952) {
1272 /* 'PHYR' (0x50485952): re-init link after FW upgrade */
1273 if (bp->state == BNX2X_STATE_OPEN) {
1274 bnx2x_acquire_phy_lock(bp);
1275 rc |= bnx2x_link_reset(&bp->link_params,
1276 &bp->link_vars, 1);
1277
1278 rc |= bnx2x_phy_init(&bp->link_params,
1279 &bp->link_vars);
1280 bnx2x_release_phy_lock(bp);
1281 bnx2x_calc_fc_adv(bp);
1282 }
1283 } else if (eeprom->magic == 0x53985943) {
1284 /* 'PHYC' (0x53985943): PHY FW upgrade completed */
1285 if (XGXS_EXT_PHY_TYPE(ext_phy_config) ==
1286 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101) {
1287
1288 /* DSP Remove Download Mode */
1289 bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
1290 MISC_REGISTERS_GPIO_LOW, port);
1291
1292 bnx2x_acquire_phy_lock(bp);
1293
1294 bnx2x_sfx7101_sp_sw_reset(bp,
1295 &bp->link_params.phy[EXT_PHY1]);
1296
1297 /* wait 0.5 sec to allow it to run */
1298 msleep(500);
1299 bnx2x_ext_phy_hw_reset(bp, port);
1300 msleep(500);
1301 bnx2x_release_phy_lock(bp);
1302 }
1303 } else
1304 rc = bnx2x_nvram_write(bp, eeprom->offset, eebuf, eeprom->len);
1305
1306 return rc;
1307 }
1308
1309 static int bnx2x_get_coalesce(struct net_device *dev,
1310 struct ethtool_coalesce *coal)
1311 {
1312 struct bnx2x *bp = netdev_priv(dev);
1313
1314 memset(coal, 0, sizeof(struct ethtool_coalesce));
1315
1316 coal->rx_coalesce_usecs = bp->rx_ticks;
1317 coal->tx_coalesce_usecs = bp->tx_ticks;
1318
1319 return 0;
1320 }
1321
1322 static int bnx2x_set_coalesce(struct net_device *dev,
1323 struct ethtool_coalesce *coal)
1324 {
1325 struct bnx2x *bp = netdev_priv(dev);
1326
1327 bp->rx_ticks = (u16)coal->rx_coalesce_usecs;
1328 if (bp->rx_ticks > BNX2X_MAX_COALESCE_TOUT)
1329 bp->rx_ticks = BNX2X_MAX_COALESCE_TOUT;
1330
1331 bp->tx_ticks = (u16)coal->tx_coalesce_usecs;
1332 if (bp->tx_ticks > BNX2X_MAX_COALESCE_TOUT)
1333 bp->tx_ticks = BNX2X_MAX_COALESCE_TOUT;
1334
1335 if (netif_running(dev))
1336 bnx2x_update_coalesce(bp);
1337
1338 return 0;
1339 }
1340
1341 static void bnx2x_get_ringparam(struct net_device *dev,
1342 struct ethtool_ringparam *ering)
1343 {
1344 struct bnx2x *bp = netdev_priv(dev);
1345
1346 ering->rx_max_pending = MAX_RX_AVAIL;
1347
1348 if (bp->rx_ring_size)
1349 ering->rx_pending = bp->rx_ring_size;
1350 else
1351 ering->rx_pending = MAX_RX_AVAIL;
1352
1353 ering->tx_max_pending = MAX_TX_AVAIL;
1354 ering->tx_pending = bp->tx_ring_size;
1355 }
1356
1357 static int bnx2x_set_ringparam(struct net_device *dev,
1358 struct ethtool_ringparam *ering)
1359 {
1360 struct bnx2x *bp = netdev_priv(dev);
1361
1362 if (bp->recovery_state != BNX2X_RECOVERY_DONE) {
1363 pr_err("Handling parity error recovery. Try again later\n");
1364 return -EAGAIN;
1365 }
1366
1367 if ((ering->rx_pending > MAX_RX_AVAIL) ||
1368 (ering->rx_pending < (bp->disable_tpa ? MIN_RX_SIZE_NONTPA :
1369 MIN_RX_SIZE_TPA)) ||
1370 (ering->tx_pending > MAX_TX_AVAIL) ||
1371 (ering->tx_pending <= MAX_SKB_FRAGS + 4))
1372 return -EINVAL;
1373
1374 bp->rx_ring_size = ering->rx_pending;
1375 bp->tx_ring_size = ering->tx_pending;
1376
1377 return bnx2x_reload_if_running(dev);
1378 }
1379
1380 static void bnx2x_get_pauseparam(struct net_device *dev,
1381 struct ethtool_pauseparam *epause)
1382 {
1383 struct bnx2x *bp = netdev_priv(dev);
1384 int cfg_idx = bnx2x_get_link_cfg_idx(bp);
1385 epause->autoneg = (bp->link_params.req_flow_ctrl[cfg_idx] ==
1386 BNX2X_FLOW_CTRL_AUTO);
1387
1388 epause->rx_pause = ((bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_RX) ==
1389 BNX2X_FLOW_CTRL_RX);
1390 epause->tx_pause = ((bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX) ==
1391 BNX2X_FLOW_CTRL_TX);
1392
1393 DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n"
1394 " autoneg %d rx_pause %d tx_pause %d\n",
1395 epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause);
1396 }
1397
1398 static int bnx2x_set_pauseparam(struct net_device *dev,
1399 struct ethtool_pauseparam *epause)
1400 {
1401 struct bnx2x *bp = netdev_priv(dev);
1402 u32 cfg_idx = bnx2x_get_link_cfg_idx(bp);
1403 if (IS_MF(bp))
1404 return 0;
1405
1406 DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n"
1407 " autoneg %d rx_pause %d tx_pause %d\n",
1408 epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause);
1409
1410 bp->link_params.req_flow_ctrl[cfg_idx] = BNX2X_FLOW_CTRL_AUTO;
1411
1412 if (epause->rx_pause)
1413 bp->link_params.req_flow_ctrl[cfg_idx] |= BNX2X_FLOW_CTRL_RX;
1414
1415 if (epause->tx_pause)
1416 bp->link_params.req_flow_ctrl[cfg_idx] |= BNX2X_FLOW_CTRL_TX;
1417
1418 if (bp->link_params.req_flow_ctrl[cfg_idx] == BNX2X_FLOW_CTRL_AUTO)
1419 bp->link_params.req_flow_ctrl[cfg_idx] = BNX2X_FLOW_CTRL_NONE;
1420
1421 if (epause->autoneg) {
1422 if (!(bp->port.supported[cfg_idx] & SUPPORTED_Autoneg)) {
1423 DP(NETIF_MSG_LINK, "autoneg not supported\n");
1424 return -EINVAL;
1425 }
1426
1427 if (bp->link_params.req_line_speed[cfg_idx] == SPEED_AUTO_NEG) {
1428 bp->link_params.req_flow_ctrl[cfg_idx] =
1429 BNX2X_FLOW_CTRL_AUTO;
1430 }
1431 }
1432
1433 DP(NETIF_MSG_LINK,
1434 "req_flow_ctrl 0x%x\n", bp->link_params.req_flow_ctrl[cfg_idx]);
1435
1436 if (netif_running(dev)) {
1437 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
1438 bnx2x_link_set(bp);
1439 }
1440
1441 return 0;
1442 }
1443
1444 static const struct {
1445 char string[ETH_GSTRING_LEN];
1446 } bnx2x_tests_str_arr[BNX2X_NUM_TESTS] = {
1447 { "register_test (offline)" },
1448 { "memory_test (offline)" },
1449 { "loopback_test (offline)" },
1450 { "nvram_test (online)" },
1451 { "interrupt_test (online)" },
1452 { "link_test (online)" },
1453 { "idle check (online)" }
1454 };
1455
1456 enum {
1457 BNX2X_CHIP_E1_OFST = 0,
1458 BNX2X_CHIP_E1H_OFST,
1459 BNX2X_CHIP_E2_OFST,
1460 BNX2X_CHIP_E3_OFST,
1461 BNX2X_CHIP_E3B0_OFST,
1462 BNX2X_CHIP_MAX_OFST
1463 };
1464
1465 #define BNX2X_CHIP_MASK_E1 (1 << BNX2X_CHIP_E1_OFST)
1466 #define BNX2X_CHIP_MASK_E1H (1 << BNX2X_CHIP_E1H_OFST)
1467 #define BNX2X_CHIP_MASK_E2 (1 << BNX2X_CHIP_E2_OFST)
1468 #define BNX2X_CHIP_MASK_E3 (1 << BNX2X_CHIP_E3_OFST)
1469 #define BNX2X_CHIP_MASK_E3B0 (1 << BNX2X_CHIP_E3B0_OFST)
1470
1471 #define BNX2X_CHIP_MASK_ALL ((1 << BNX2X_CHIP_MAX_OFST) - 1)
1472 #define BNX2X_CHIP_MASK_E1X (BNX2X_CHIP_MASK_E1 | BNX2X_CHIP_MASK_E1H)
1473
1474 static int bnx2x_test_registers(struct bnx2x *bp)
1475 {
1476 int idx, i, rc = -ENODEV;
1477 u32 wr_val = 0, hw;
1478 int port = BP_PORT(bp);
1479 static const struct {
1480 u32 hw;
1481 u32 offset0;
1482 u32 offset1;
1483 u32 mask;
1484 } reg_tbl[] = {
1485 /* 0 */ { BNX2X_CHIP_MASK_ALL,
1486 BRB1_REG_PAUSE_LOW_THRESHOLD_0, 4, 0x000003ff },
1487 { BNX2X_CHIP_MASK_ALL,
1488 DORQ_REG_DB_ADDR0, 4, 0xffffffff },
1489 { BNX2X_CHIP_MASK_E1X,
1490 HC_REG_AGG_INT_0, 4, 0x000003ff },
1491 { BNX2X_CHIP_MASK_ALL,
1492 PBF_REG_MAC_IF0_ENABLE, 4, 0x00000001 },
1493 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2 | BNX2X_CHIP_MASK_E3,
1494 PBF_REG_P0_INIT_CRD, 4, 0x000007ff },
1495 { BNX2X_CHIP_MASK_E3B0,
1496 PBF_REG_INIT_CRD_Q0, 4, 0x000007ff },
1497 { BNX2X_CHIP_MASK_ALL,
1498 PRS_REG_CID_PORT_0, 4, 0x00ffffff },
1499 { BNX2X_CHIP_MASK_ALL,
1500 PXP2_REG_PSWRQ_CDU0_L2P, 4, 0x000fffff },
1501 { BNX2X_CHIP_MASK_ALL,
1502 PXP2_REG_RQ_CDU0_EFIRST_MEM_ADDR, 8, 0x0003ffff },
1503 { BNX2X_CHIP_MASK_ALL,
1504 PXP2_REG_PSWRQ_TM0_L2P, 4, 0x000fffff },
1505 /* 10 */ { BNX2X_CHIP_MASK_ALL,
1506 PXP2_REG_RQ_USDM0_EFIRST_MEM_ADDR, 8, 0x0003ffff },
1507 { BNX2X_CHIP_MASK_ALL,
1508 PXP2_REG_PSWRQ_TSDM0_L2P, 4, 0x000fffff },
1509 { BNX2X_CHIP_MASK_ALL,
1510 QM_REG_CONNNUM_0, 4, 0x000fffff },
1511 { BNX2X_CHIP_MASK_ALL,
1512 TM_REG_LIN0_MAX_ACTIVE_CID, 4, 0x0003ffff },
1513 { BNX2X_CHIP_MASK_ALL,
1514 SRC_REG_KEYRSS0_0, 40, 0xffffffff },
1515 { BNX2X_CHIP_MASK_ALL,
1516 SRC_REG_KEYRSS0_7, 40, 0xffffffff },
1517 { BNX2X_CHIP_MASK_ALL,
1518 XCM_REG_WU_DA_SET_TMR_CNT_FLG_CMD00, 4, 0x00000001 },
1519 { BNX2X_CHIP_MASK_ALL,
1520 XCM_REG_WU_DA_CNT_CMD00, 4, 0x00000003 },
1521 { BNX2X_CHIP_MASK_ALL,
1522 XCM_REG_GLB_DEL_ACK_MAX_CNT_0, 4, 0x000000ff },
1523 { BNX2X_CHIP_MASK_ALL,
1524 NIG_REG_LLH0_T_BIT, 4, 0x00000001 },
1525 /* 20 */ { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
1526 NIG_REG_EMAC0_IN_EN, 4, 0x00000001 },
1527 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
1528 NIG_REG_BMAC0_IN_EN, 4, 0x00000001 },
1529 { BNX2X_CHIP_MASK_ALL,
1530 NIG_REG_XCM0_OUT_EN, 4, 0x00000001 },
1531 { BNX2X_CHIP_MASK_ALL,
1532 NIG_REG_BRB0_OUT_EN, 4, 0x00000001 },
1533 { BNX2X_CHIP_MASK_ALL,
1534 NIG_REG_LLH0_XCM_MASK, 4, 0x00000007 },
1535 { BNX2X_CHIP_MASK_ALL,
1536 NIG_REG_LLH0_ACPI_PAT_6_LEN, 68, 0x000000ff },
1537 { BNX2X_CHIP_MASK_ALL,
1538 NIG_REG_LLH0_ACPI_PAT_0_CRC, 68, 0xffffffff },
1539 { BNX2X_CHIP_MASK_ALL,
1540 NIG_REG_LLH0_DEST_MAC_0_0, 160, 0xffffffff },
1541 { BNX2X_CHIP_MASK_ALL,
1542 NIG_REG_LLH0_DEST_IP_0_1, 160, 0xffffffff },
1543 { BNX2X_CHIP_MASK_ALL,
1544 NIG_REG_LLH0_IPV4_IPV6_0, 160, 0x00000001 },
1545 /* 30 */ { BNX2X_CHIP_MASK_ALL,
1546 NIG_REG_LLH0_DEST_UDP_0, 160, 0x0000ffff },
1547 { BNX2X_CHIP_MASK_ALL,
1548 NIG_REG_LLH0_DEST_TCP_0, 160, 0x0000ffff },
1549 { BNX2X_CHIP_MASK_ALL,
1550 NIG_REG_LLH0_VLAN_ID_0, 160, 0x00000fff },
1551 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
1552 NIG_REG_XGXS_SERDES0_MODE_SEL, 4, 0x00000001 },
1553 { BNX2X_CHIP_MASK_ALL,
1554 NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0, 4, 0x00000001},
1555 { BNX2X_CHIP_MASK_ALL,
1556 NIG_REG_STATUS_INTERRUPT_PORT0, 4, 0x07ffffff },
1557 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
1558 NIG_REG_XGXS0_CTRL_EXTREMOTEMDIOST, 24, 0x00000001 },
1559 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
1560 NIG_REG_SERDES0_CTRL_PHY_ADDR, 16, 0x0000001f },
1561
1562 { BNX2X_CHIP_MASK_ALL, 0xffffffff, 0, 0x00000000 }
1563 };
1564
1565 if (!netif_running(bp->dev))
1566 return rc;
1567
1568 if (CHIP_IS_E1(bp))
1569 hw = BNX2X_CHIP_MASK_E1;
1570 else if (CHIP_IS_E1H(bp))
1571 hw = BNX2X_CHIP_MASK_E1H;
1572 else if (CHIP_IS_E2(bp))
1573 hw = BNX2X_CHIP_MASK_E2;
1574 else if (CHIP_IS_E3B0(bp))
1575 hw = BNX2X_CHIP_MASK_E3B0;
1576 else /* e3 A0 */
1577 hw = BNX2X_CHIP_MASK_E3;
1578
1579 /* Repeat the test twice:
1580 First by writing 0x00000000, second by writing 0xffffffff */
1581 for (idx = 0; idx < 2; idx++) {
1582
1583 switch (idx) {
1584 case 0:
1585 wr_val = 0;
1586 break;
1587 case 1:
1588 wr_val = 0xffffffff;
1589 break;
1590 }
1591
1592 for (i = 0; reg_tbl[i].offset0 != 0xffffffff; i++) {
1593 u32 offset, mask, save_val, val;
1594 if (!(hw & reg_tbl[i].hw))
1595 continue;
1596
1597 offset = reg_tbl[i].offset0 + port*reg_tbl[i].offset1;
1598 mask = reg_tbl[i].mask;
1599
1600 save_val = REG_RD(bp, offset);
1601
1602 REG_WR(bp, offset, wr_val & mask);
1603
1604 val = REG_RD(bp, offset);
1605
1606 /* Restore the original register's value */
1607 REG_WR(bp, offset, save_val);
1608
1609 /* verify value is as expected */
1610 if ((val & mask) != (wr_val & mask)) {
1611 DP(NETIF_MSG_HW,
1612 "offset 0x%x: val 0x%x != 0x%x mask 0x%x\n",
1613 offset, val, wr_val, mask);
1614 goto test_reg_exit;
1615 }
1616 }
1617 }
1618
1619 rc = 0;
1620
1621 test_reg_exit:
1622 return rc;
1623 }
1624
1625 static int bnx2x_test_memory(struct bnx2x *bp)
1626 {
1627 int i, j, rc = -ENODEV;
1628 u32 val, index;
1629 static const struct {
1630 u32 offset;
1631 int size;
1632 } mem_tbl[] = {
1633 { CCM_REG_XX_DESCR_TABLE, CCM_REG_XX_DESCR_TABLE_SIZE },
1634 { CFC_REG_ACTIVITY_COUNTER, CFC_REG_ACTIVITY_COUNTER_SIZE },
1635 { CFC_REG_LINK_LIST, CFC_REG_LINK_LIST_SIZE },
1636 { DMAE_REG_CMD_MEM, DMAE_REG_CMD_MEM_SIZE },
1637 { TCM_REG_XX_DESCR_TABLE, TCM_REG_XX_DESCR_TABLE_SIZE },
1638 { UCM_REG_XX_DESCR_TABLE, UCM_REG_XX_DESCR_TABLE_SIZE },
1639 { XCM_REG_XX_DESCR_TABLE, XCM_REG_XX_DESCR_TABLE_SIZE },
1640
1641 { 0xffffffff, 0 }
1642 };
1643
1644 static const struct {
1645 char *name;
1646 u32 offset;
1647 u32 hw_mask[BNX2X_CHIP_MAX_OFST];
1648 } prty_tbl[] = {
1649 { "CCM_PRTY_STS", CCM_REG_CCM_PRTY_STS,
1650 {0x3ffc0, 0, 0, 0} },
1651 { "CFC_PRTY_STS", CFC_REG_CFC_PRTY_STS,
1652 {0x2, 0x2, 0, 0} },
1653 { "DMAE_PRTY_STS", DMAE_REG_DMAE_PRTY_STS,
1654 {0, 0, 0, 0} },
1655 { "TCM_PRTY_STS", TCM_REG_TCM_PRTY_STS,
1656 {0x3ffc0, 0, 0, 0} },
1657 { "UCM_PRTY_STS", UCM_REG_UCM_PRTY_STS,
1658 {0x3ffc0, 0, 0, 0} },
1659 { "XCM_PRTY_STS", XCM_REG_XCM_PRTY_STS,
1660 {0x3ffc1, 0, 0, 0} },
1661
1662 { NULL, 0xffffffff, {0, 0, 0, 0} }
1663 };
1664
1665 if (!netif_running(bp->dev))
1666 return rc;
1667
1668 if (CHIP_IS_E1(bp))
1669 index = BNX2X_CHIP_E1_OFST;
1670 else if (CHIP_IS_E1H(bp))
1671 index = BNX2X_CHIP_E1H_OFST;
1672 else if (CHIP_IS_E2(bp))
1673 index = BNX2X_CHIP_E2_OFST;
1674 else /* e3 */
1675 index = BNX2X_CHIP_E3_OFST;
1676
1677 /* pre-Check the parity status */
1678 for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) {
1679 val = REG_RD(bp, prty_tbl[i].offset);
1680 if (val & ~(prty_tbl[i].hw_mask[index])) {
1681 DP(NETIF_MSG_HW,
1682 "%s is 0x%x\n", prty_tbl[i].name, val);
1683 goto test_mem_exit;
1684 }
1685 }
1686
1687 /* Go through all the memories */
1688 for (i = 0; mem_tbl[i].offset != 0xffffffff; i++)
1689 for (j = 0; j < mem_tbl[i].size; j++)
1690 REG_RD(bp, mem_tbl[i].offset + j*4);
1691
1692 /* Check the parity status */
1693 for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) {
1694 val = REG_RD(bp, prty_tbl[i].offset);
1695 if (val & ~(prty_tbl[i].hw_mask[index])) {
1696 DP(NETIF_MSG_HW,
1697 "%s is 0x%x\n", prty_tbl[i].name, val);
1698 goto test_mem_exit;
1699 }
1700 }
1701
1702 rc = 0;
1703
1704 test_mem_exit:
1705 return rc;
1706 }
1707
1708 static void bnx2x_wait_for_link(struct bnx2x *bp, u8 link_up, u8 is_serdes)
1709 {
1710 int cnt = 1400;
1711
1712 if (link_up) {
1713 while (bnx2x_link_test(bp, is_serdes) && cnt--)
1714 msleep(20);
1715
1716 if (cnt <= 0 && bnx2x_link_test(bp, is_serdes))
1717 DP(NETIF_MSG_LINK, "Timeout waiting for link up\n");
1718 }
1719 }
1720
1721 static int bnx2x_run_loopback(struct bnx2x *bp, int loopback_mode)
1722 {
1723 unsigned int pkt_size, num_pkts, i;
1724 struct sk_buff *skb;
1725 unsigned char *packet;
1726 struct bnx2x_fastpath *fp_rx = &bp->fp[0];
1727 struct bnx2x_fastpath *fp_tx = &bp->fp[0];
1728 struct bnx2x_fp_txdata *txdata = &fp_tx->txdata[0];
1729 u16 tx_start_idx, tx_idx;
1730 u16 rx_start_idx, rx_idx;
1731 u16 pkt_prod, bd_prod, rx_comp_cons;
1732 struct sw_tx_bd *tx_buf;
1733 struct eth_tx_start_bd *tx_start_bd;
1734 struct eth_tx_parse_bd_e1x *pbd_e1x = NULL;
1735 struct eth_tx_parse_bd_e2 *pbd_e2 = NULL;
1736 dma_addr_t mapping;
1737 union eth_rx_cqe *cqe;
1738 u8 cqe_fp_flags, cqe_fp_type;
1739 struct sw_rx_bd *rx_buf;
1740 u16 len;
1741 int rc = -ENODEV;
1742
1743 /* check the loopback mode */
1744 switch (loopback_mode) {
1745 case BNX2X_PHY_LOOPBACK:
1746 if (bp->link_params.loopback_mode != LOOPBACK_XGXS)
1747 return -EINVAL;
1748 break;
1749 case BNX2X_MAC_LOOPBACK:
1750 bp->link_params.loopback_mode = CHIP_IS_E3(bp) ?
1751 LOOPBACK_XMAC : LOOPBACK_BMAC;
1752 bnx2x_phy_init(&bp->link_params, &bp->link_vars);
1753 break;
1754 default:
1755 return -EINVAL;
1756 }
1757
1758 /* prepare the loopback packet */
1759 pkt_size = (((bp->dev->mtu < ETH_MAX_PACKET_SIZE) ?
1760 bp->dev->mtu : ETH_MAX_PACKET_SIZE) + ETH_HLEN);
1761 skb = netdev_alloc_skb(bp->dev, fp_rx->rx_buf_size);
1762 if (!skb) {
1763 rc = -ENOMEM;
1764 goto test_loopback_exit;
1765 }
1766 packet = skb_put(skb, pkt_size);
1767 memcpy(packet, bp->dev->dev_addr, ETH_ALEN);
1768 memset(packet + ETH_ALEN, 0, ETH_ALEN);
1769 memset(packet + 2*ETH_ALEN, 0x77, (ETH_HLEN - 2*ETH_ALEN));
1770 for (i = ETH_HLEN; i < pkt_size; i++)
1771 packet[i] = (unsigned char) (i & 0xff);
1772 mapping = dma_map_single(&bp->pdev->dev, skb->data,
1773 skb_headlen(skb), DMA_TO_DEVICE);
1774 if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) {
1775 rc = -ENOMEM;
1776 dev_kfree_skb(skb);
1777 BNX2X_ERR("Unable to map SKB\n");
1778 goto test_loopback_exit;
1779 }
1780
1781 /* send the loopback packet */
1782 num_pkts = 0;
1783 tx_start_idx = le16_to_cpu(*txdata->tx_cons_sb);
1784 rx_start_idx = le16_to_cpu(*fp_rx->rx_cons_sb);
1785
1786 pkt_prod = txdata->tx_pkt_prod++;
1787 tx_buf = &txdata->tx_buf_ring[TX_BD(pkt_prod)];
1788 tx_buf->first_bd = txdata->tx_bd_prod;
1789 tx_buf->skb = skb;
1790 tx_buf->flags = 0;
1791
1792 bd_prod = TX_BD(txdata->tx_bd_prod);
1793 tx_start_bd = &txdata->tx_desc_ring[bd_prod].start_bd;
1794 tx_start_bd->addr_hi = cpu_to_le32(U64_HI(mapping));
1795 tx_start_bd->addr_lo = cpu_to_le32(U64_LO(mapping));
1796 tx_start_bd->nbd = cpu_to_le16(2); /* start + pbd */
1797 tx_start_bd->nbytes = cpu_to_le16(skb_headlen(skb));
1798 tx_start_bd->vlan_or_ethertype = cpu_to_le16(pkt_prod);
1799 tx_start_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_START_BD;
1800 SET_FLAG(tx_start_bd->general_data,
1801 ETH_TX_START_BD_ETH_ADDR_TYPE,
1802 UNICAST_ADDRESS);
1803 SET_FLAG(tx_start_bd->general_data,
1804 ETH_TX_START_BD_HDR_NBDS,
1805 1);
1806
1807 /* turn on parsing and get a BD */
1808 bd_prod = TX_BD(NEXT_TX_IDX(bd_prod));
1809
1810 pbd_e1x = &txdata->tx_desc_ring[bd_prod].parse_bd_e1x;
1811 pbd_e2 = &txdata->tx_desc_ring[bd_prod].parse_bd_e2;
1812
1813 memset(pbd_e2, 0, sizeof(struct eth_tx_parse_bd_e2));
1814 memset(pbd_e1x, 0, sizeof(struct eth_tx_parse_bd_e1x));
1815
1816 wmb();
1817
1818 txdata->tx_db.data.prod += 2;
1819 barrier();
1820 DOORBELL(bp, txdata->cid, txdata->tx_db.raw);
1821
1822 mmiowb();
1823 barrier();
1824
1825 num_pkts++;
1826 txdata->tx_bd_prod += 2; /* start + pbd */
1827
1828 udelay(100);
1829
1830 tx_idx = le16_to_cpu(*txdata->tx_cons_sb);
1831 if (tx_idx != tx_start_idx + num_pkts)
1832 goto test_loopback_exit;
1833
1834 /* Unlike HC IGU won't generate an interrupt for status block
1835 * updates that have been performed while interrupts were
1836 * disabled.
1837 */
1838 if (bp->common.int_block == INT_BLOCK_IGU) {
1839 /* Disable local BHes to prevent a dead-lock situation between
1840 * sch_direct_xmit() and bnx2x_run_loopback() (calling
1841 * bnx2x_tx_int()), as both are taking netif_tx_lock().
1842 */
1843 local_bh_disable();
1844 bnx2x_tx_int(bp, txdata);
1845 local_bh_enable();
1846 }
1847
1848 rx_idx = le16_to_cpu(*fp_rx->rx_cons_sb);
1849 if (rx_idx != rx_start_idx + num_pkts)
1850 goto test_loopback_exit;
1851
1852 rx_comp_cons = le16_to_cpu(fp_rx->rx_comp_cons);
1853 cqe = &fp_rx->rx_comp_ring[RCQ_BD(rx_comp_cons)];
1854 cqe_fp_flags = cqe->fast_path_cqe.type_error_flags;
1855 cqe_fp_type = cqe_fp_flags & ETH_FAST_PATH_RX_CQE_TYPE;
1856 if (!CQE_TYPE_FAST(cqe_fp_type) || (cqe_fp_flags & ETH_RX_ERROR_FALGS))
1857 goto test_loopback_rx_exit;
1858
1859 len = le16_to_cpu(cqe->fast_path_cqe.pkt_len);
1860 if (len != pkt_size)
1861 goto test_loopback_rx_exit;
1862
1863 rx_buf = &fp_rx->rx_buf_ring[RX_BD(fp_rx->rx_bd_cons)];
1864 dma_sync_single_for_cpu(&bp->pdev->dev,
1865 dma_unmap_addr(rx_buf, mapping),
1866 fp_rx->rx_buf_size, DMA_FROM_DEVICE);
1867 skb = rx_buf->skb;
1868 skb_reserve(skb, cqe->fast_path_cqe.placement_offset);
1869 for (i = ETH_HLEN; i < pkt_size; i++)
1870 if (*(skb->data + i) != (unsigned char) (i & 0xff))
1871 goto test_loopback_rx_exit;
1872
1873 rc = 0;
1874
1875 test_loopback_rx_exit:
1876
1877 fp_rx->rx_bd_cons = NEXT_RX_IDX(fp_rx->rx_bd_cons);
1878 fp_rx->rx_bd_prod = NEXT_RX_IDX(fp_rx->rx_bd_prod);
1879 fp_rx->rx_comp_cons = NEXT_RCQ_IDX(fp_rx->rx_comp_cons);
1880 fp_rx->rx_comp_prod = NEXT_RCQ_IDX(fp_rx->rx_comp_prod);
1881
1882 /* Update producers */
1883 bnx2x_update_rx_prod(bp, fp_rx, fp_rx->rx_bd_prod, fp_rx->rx_comp_prod,
1884 fp_rx->rx_sge_prod);
1885
1886 test_loopback_exit:
1887 bp->link_params.loopback_mode = LOOPBACK_NONE;
1888
1889 return rc;
1890 }
1891
1892 static int bnx2x_test_loopback(struct bnx2x *bp)
1893 {
1894 int rc = 0, res;
1895
1896 if (BP_NOMCP(bp))
1897 return rc;
1898
1899 if (!netif_running(bp->dev))
1900 return BNX2X_LOOPBACK_FAILED;
1901
1902 bnx2x_netif_stop(bp, 1);
1903 bnx2x_acquire_phy_lock(bp);
1904
1905 res = bnx2x_run_loopback(bp, BNX2X_PHY_LOOPBACK);
1906 if (res) {
1907 DP(NETIF_MSG_PROBE, " PHY loopback failed (res %d)\n", res);
1908 rc |= BNX2X_PHY_LOOPBACK_FAILED;
1909 }
1910
1911 res = bnx2x_run_loopback(bp, BNX2X_MAC_LOOPBACK);
1912 if (res) {
1913 DP(NETIF_MSG_PROBE, " MAC loopback failed (res %d)\n", res);
1914 rc |= BNX2X_MAC_LOOPBACK_FAILED;
1915 }
1916
1917 bnx2x_release_phy_lock(bp);
1918 bnx2x_netif_start(bp);
1919
1920 return rc;
1921 }
1922
1923 #define CRC32_RESIDUAL 0xdebb20e3
1924
1925 static int bnx2x_test_nvram(struct bnx2x *bp)
1926 {
1927 static const struct {
1928 int offset;
1929 int size;
1930 } nvram_tbl[] = {
1931 { 0, 0x14 }, /* bootstrap */
1932 { 0x14, 0xec }, /* dir */
1933 { 0x100, 0x350 }, /* manuf_info */
1934 { 0x450, 0xf0 }, /* feature_info */
1935 { 0x640, 0x64 }, /* upgrade_key_info */
1936 { 0x708, 0x70 }, /* manuf_key_info */
1937 { 0, 0 }
1938 };
1939 __be32 buf[0x350 / 4];
1940 u8 *data = (u8 *)buf;
1941 int i, rc;
1942 u32 magic, crc;
1943
1944 if (BP_NOMCP(bp))
1945 return 0;
1946
1947 rc = bnx2x_nvram_read(bp, 0, data, 4);
1948 if (rc) {
1949 DP(NETIF_MSG_PROBE, "magic value read (rc %d)\n", rc);
1950 goto test_nvram_exit;
1951 }
1952
1953 magic = be32_to_cpu(buf[0]);
1954 if (magic != 0x669955aa) {
1955 DP(NETIF_MSG_PROBE, "magic value (0x%08x)\n", magic);
1956 rc = -ENODEV;
1957 goto test_nvram_exit;
1958 }
1959
1960 for (i = 0; nvram_tbl[i].size; i++) {
1961
1962 rc = bnx2x_nvram_read(bp, nvram_tbl[i].offset, data,
1963 nvram_tbl[i].size);
1964 if (rc) {
1965 DP(NETIF_MSG_PROBE,
1966 "nvram_tbl[%d] read data (rc %d)\n", i, rc);
1967 goto test_nvram_exit;
1968 }
1969
1970 crc = ether_crc_le(nvram_tbl[i].size, data);
1971 if (crc != CRC32_RESIDUAL) {
1972 DP(NETIF_MSG_PROBE,
1973 "nvram_tbl[%d] crc value (0x%08x)\n", i, crc);
1974 rc = -ENODEV;
1975 goto test_nvram_exit;
1976 }
1977 }
1978
1979 test_nvram_exit:
1980 return rc;
1981 }
1982
1983 /* Send an EMPTY ramrod on the first queue */
1984 static int bnx2x_test_intr(struct bnx2x *bp)
1985 {
1986 struct bnx2x_queue_state_params params = {0};
1987
1988 if (!netif_running(bp->dev))
1989 return -ENODEV;
1990
1991 params.q_obj = &bp->fp->q_obj;
1992 params.cmd = BNX2X_Q_CMD_EMPTY;
1993
1994 __set_bit(RAMROD_COMP_WAIT, &params.ramrod_flags);
1995
1996 return bnx2x_queue_state_change(bp, &params);
1997 }
1998
1999 static void bnx2x_self_test(struct net_device *dev,
2000 struct ethtool_test *etest, u64 *buf)
2001 {
2002 struct bnx2x *bp = netdev_priv(dev);
2003 u8 is_serdes;
2004 if (bp->recovery_state != BNX2X_RECOVERY_DONE) {
2005 pr_err("Handling parity error recovery. Try again later\n");
2006 etest->flags |= ETH_TEST_FL_FAILED;
2007 return;
2008 }
2009
2010 memset(buf, 0, sizeof(u64) * BNX2X_NUM_TESTS);
2011
2012 if (!netif_running(dev))
2013 return;
2014
2015 /* offline tests are not supported in MF mode */
2016 if (IS_MF(bp))
2017 etest->flags &= ~ETH_TEST_FL_OFFLINE;
2018 is_serdes = (bp->link_vars.link_status & LINK_STATUS_SERDES_LINK) > 0;
2019
2020 if (etest->flags & ETH_TEST_FL_OFFLINE) {
2021 int port = BP_PORT(bp);
2022 u32 val;
2023 u8 link_up;
2024
2025 /* save current value of input enable for TX port IF */
2026 val = REG_RD(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4);
2027 /* disable input for TX port IF */
2028 REG_WR(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4, 0);
2029
2030 link_up = bp->link_vars.link_up;
2031
2032 bnx2x_nic_unload(bp, UNLOAD_NORMAL);
2033 bnx2x_nic_load(bp, LOAD_DIAG);
2034 /* wait until link state is restored */
2035 bnx2x_wait_for_link(bp, 1, is_serdes);
2036
2037 if (bnx2x_test_registers(bp) != 0) {
2038 buf[0] = 1;
2039 etest->flags |= ETH_TEST_FL_FAILED;
2040 }
2041 if (bnx2x_test_memory(bp) != 0) {
2042 buf[1] = 1;
2043 etest->flags |= ETH_TEST_FL_FAILED;
2044 }
2045
2046 buf[2] = bnx2x_test_loopback(bp);
2047 if (buf[2] != 0)
2048 etest->flags |= ETH_TEST_FL_FAILED;
2049
2050 bnx2x_nic_unload(bp, UNLOAD_NORMAL);
2051
2052 /* restore input for TX port IF */
2053 REG_WR(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4, val);
2054
2055 bnx2x_nic_load(bp, LOAD_NORMAL);
2056 /* wait until link state is restored */
2057 bnx2x_wait_for_link(bp, link_up, is_serdes);
2058 }
2059 if (bnx2x_test_nvram(bp) != 0) {
2060 buf[3] = 1;
2061 etest->flags |= ETH_TEST_FL_FAILED;
2062 }
2063 if (bnx2x_test_intr(bp) != 0) {
2064 buf[4] = 1;
2065 etest->flags |= ETH_TEST_FL_FAILED;
2066 }
2067
2068 if (bnx2x_link_test(bp, is_serdes) != 0) {
2069 buf[5] = 1;
2070 etest->flags |= ETH_TEST_FL_FAILED;
2071 }
2072
2073 #ifdef BNX2X_EXTRA_DEBUG
2074 bnx2x_panic_dump(bp);
2075 #endif
2076 }
2077
2078 #define IS_PORT_STAT(i) \
2079 ((bnx2x_stats_arr[i].flags & STATS_FLAGS_BOTH) == STATS_FLAGS_PORT)
2080 #define IS_FUNC_STAT(i) (bnx2x_stats_arr[i].flags & STATS_FLAGS_FUNC)
2081 #define IS_MF_MODE_STAT(bp) \
2082 (IS_MF(bp) && !(bp->msg_enable & BNX2X_MSG_STATS))
2083
2084 /* ethtool statistics are displayed for all regular ethernet queues and the
2085 * fcoe L2 queue if not disabled
2086 */
2087 static inline int bnx2x_num_stat_queues(struct bnx2x *bp)
2088 {
2089 return BNX2X_NUM_ETH_QUEUES(bp);
2090 }
2091
2092 static int bnx2x_get_sset_count(struct net_device *dev, int stringset)
2093 {
2094 struct bnx2x *bp = netdev_priv(dev);
2095 int i, num_stats;
2096
2097 switch (stringset) {
2098 case ETH_SS_STATS:
2099 if (is_multi(bp)) {
2100 num_stats = bnx2x_num_stat_queues(bp) *
2101 BNX2X_NUM_Q_STATS;
2102 if (!IS_MF_MODE_STAT(bp))
2103 num_stats += BNX2X_NUM_STATS;
2104 } else {
2105 if (IS_MF_MODE_STAT(bp)) {
2106 num_stats = 0;
2107 for (i = 0; i < BNX2X_NUM_STATS; i++)
2108 if (IS_FUNC_STAT(i))
2109 num_stats++;
2110 } else
2111 num_stats = BNX2X_NUM_STATS;
2112 }
2113 return num_stats;
2114
2115 case ETH_SS_TEST:
2116 return BNX2X_NUM_TESTS;
2117
2118 default:
2119 return -EINVAL;
2120 }
2121 }
2122
2123 static void bnx2x_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
2124 {
2125 struct bnx2x *bp = netdev_priv(dev);
2126 int i, j, k;
2127 char queue_name[MAX_QUEUE_NAME_LEN+1];
2128
2129 switch (stringset) {
2130 case ETH_SS_STATS:
2131 if (is_multi(bp)) {
2132 k = 0;
2133 for_each_eth_queue(bp, i) {
2134 memset(queue_name, 0, sizeof(queue_name));
2135 sprintf(queue_name, "%d", i);
2136 for (j = 0; j < BNX2X_NUM_Q_STATS; j++)
2137 snprintf(buf + (k + j)*ETH_GSTRING_LEN,
2138 ETH_GSTRING_LEN,
2139 bnx2x_q_stats_arr[j].string,
2140 queue_name);
2141 k += BNX2X_NUM_Q_STATS;
2142 }
2143 if (IS_MF_MODE_STAT(bp))
2144 break;
2145 for (j = 0; j < BNX2X_NUM_STATS; j++)
2146 strcpy(buf + (k + j)*ETH_GSTRING_LEN,
2147 bnx2x_stats_arr[j].string);
2148 } else {
2149 for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) {
2150 if (IS_MF_MODE_STAT(bp) && IS_PORT_STAT(i))
2151 continue;
2152 strcpy(buf + j*ETH_GSTRING_LEN,
2153 bnx2x_stats_arr[i].string);
2154 j++;
2155 }
2156 }
2157 break;
2158
2159 case ETH_SS_TEST:
2160 memcpy(buf, bnx2x_tests_str_arr, sizeof(bnx2x_tests_str_arr));
2161 break;
2162 }
2163 }
2164
2165 static void bnx2x_get_ethtool_stats(struct net_device *dev,
2166 struct ethtool_stats *stats, u64 *buf)
2167 {
2168 struct bnx2x *bp = netdev_priv(dev);
2169 u32 *hw_stats, *offset;
2170 int i, j, k;
2171
2172 if (is_multi(bp)) {
2173 k = 0;
2174 for_each_eth_queue(bp, i) {
2175 hw_stats = (u32 *)&bp->fp[i].eth_q_stats;
2176 for (j = 0; j < BNX2X_NUM_Q_STATS; j++) {
2177 if (bnx2x_q_stats_arr[j].size == 0) {
2178 /* skip this counter */
2179 buf[k + j] = 0;
2180 continue;
2181 }
2182 offset = (hw_stats +
2183 bnx2x_q_stats_arr[j].offset);
2184 if (bnx2x_q_stats_arr[j].size == 4) {
2185 /* 4-byte counter */
2186 buf[k + j] = (u64) *offset;
2187 continue;
2188 }
2189 /* 8-byte counter */
2190 buf[k + j] = HILO_U64(*offset, *(offset + 1));
2191 }
2192 k += BNX2X_NUM_Q_STATS;
2193 }
2194 if (IS_MF_MODE_STAT(bp))
2195 return;
2196 hw_stats = (u32 *)&bp->eth_stats;
2197 for (j = 0; j < BNX2X_NUM_STATS; j++) {
2198 if (bnx2x_stats_arr[j].size == 0) {
2199 /* skip this counter */
2200 buf[k + j] = 0;
2201 continue;
2202 }
2203 offset = (hw_stats + bnx2x_stats_arr[j].offset);
2204 if (bnx2x_stats_arr[j].size == 4) {
2205 /* 4-byte counter */
2206 buf[k + j] = (u64) *offset;
2207 continue;
2208 }
2209 /* 8-byte counter */
2210 buf[k + j] = HILO_U64(*offset, *(offset + 1));
2211 }
2212 } else {
2213 hw_stats = (u32 *)&bp->eth_stats;
2214 for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) {
2215 if (IS_MF_MODE_STAT(bp) && IS_PORT_STAT(i))
2216 continue;
2217 if (bnx2x_stats_arr[i].size == 0) {
2218 /* skip this counter */
2219 buf[j] = 0;
2220 j++;
2221 continue;
2222 }
2223 offset = (hw_stats + bnx2x_stats_arr[i].offset);
2224 if (bnx2x_stats_arr[i].size == 4) {
2225 /* 4-byte counter */
2226 buf[j] = (u64) *offset;
2227 j++;
2228 continue;
2229 }
2230 /* 8-byte counter */
2231 buf[j] = HILO_U64(*offset, *(offset + 1));
2232 j++;
2233 }
2234 }
2235 }
2236
2237 static int bnx2x_set_phys_id(struct net_device *dev,
2238 enum ethtool_phys_id_state state)
2239 {
2240 struct bnx2x *bp = netdev_priv(dev);
2241
2242 if (!netif_running(dev))
2243 return -EAGAIN;
2244
2245 if (!bp->port.pmf)
2246 return -EOPNOTSUPP;
2247
2248 switch (state) {
2249 case ETHTOOL_ID_ACTIVE:
2250 return 1; /* cycle on/off once per second */
2251
2252 case ETHTOOL_ID_ON:
2253 bnx2x_set_led(&bp->link_params, &bp->link_vars,
2254 LED_MODE_ON, SPEED_1000);
2255 break;
2256
2257 case ETHTOOL_ID_OFF:
2258 bnx2x_set_led(&bp->link_params, &bp->link_vars,
2259 LED_MODE_FRONT_PANEL_OFF, 0);
2260
2261 break;
2262
2263 case ETHTOOL_ID_INACTIVE:
2264 bnx2x_set_led(&bp->link_params, &bp->link_vars,
2265 LED_MODE_OPER,
2266 bp->link_vars.line_speed);
2267 }
2268
2269 return 0;
2270 }
2271
2272 static int bnx2x_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *info,
2273 u32 *rules __always_unused)
2274 {
2275 struct bnx2x *bp = netdev_priv(dev);
2276
2277 switch (info->cmd) {
2278 case ETHTOOL_GRXRINGS:
2279 info->data = BNX2X_NUM_ETH_QUEUES(bp);
2280 return 0;
2281
2282 default:
2283 return -EOPNOTSUPP;
2284 }
2285 }
2286
2287 static int bnx2x_get_rxfh_indir(struct net_device *dev,
2288 struct ethtool_rxfh_indir *indir)
2289 {
2290 struct bnx2x *bp = netdev_priv(dev);
2291 size_t copy_size =
2292 min_t(size_t, indir->size, T_ETH_INDIRECTION_TABLE_SIZE);
2293 u8 ind_table[T_ETH_INDIRECTION_TABLE_SIZE] = {0};
2294 size_t i;
2295
2296 if (bp->multi_mode == ETH_RSS_MODE_DISABLED)
2297 return -EOPNOTSUPP;
2298
2299 /* Get the current configuration of the RSS indirection table */
2300 bnx2x_get_rss_ind_table(&bp->rss_conf_obj, ind_table);
2301
2302 /*
2303 * We can't use a memcpy() as an internal storage of an
2304 * indirection table is a u8 array while indir->ring_index
2305 * points to an array of u32.
2306 *
2307 * Indirection table contains the FW Client IDs, so we need to
2308 * align the returned table to the Client ID of the leading RSS
2309 * queue.
2310 */
2311 for (i = 0; i < copy_size; i++)
2312 indir->ring_index[i] = ind_table[i] - bp->fp->cl_id;
2313
2314 indir->size = T_ETH_INDIRECTION_TABLE_SIZE;
2315
2316 return 0;
2317 }
2318
2319 static int bnx2x_set_rxfh_indir(struct net_device *dev,
2320 const struct ethtool_rxfh_indir *indir)
2321 {
2322 struct bnx2x *bp = netdev_priv(dev);
2323 size_t i;
2324 u8 ind_table[T_ETH_INDIRECTION_TABLE_SIZE] = {0};
2325 u32 num_eth_queues = BNX2X_NUM_ETH_QUEUES(bp);
2326
2327 if (bp->multi_mode == ETH_RSS_MODE_DISABLED)
2328 return -EOPNOTSUPP;
2329
2330 /* validate the size */
2331 if (indir->size != T_ETH_INDIRECTION_TABLE_SIZE)
2332 return -EINVAL;
2333
2334 for (i = 0; i < T_ETH_INDIRECTION_TABLE_SIZE; i++) {
2335 /* validate the indices */
2336 if (indir->ring_index[i] >= num_eth_queues)
2337 return -EINVAL;
2338 /*
2339 * The same as in bnx2x_get_rxfh_indir: we can't use a memcpy()
2340 * as an internal storage of an indirection table is a u8 array
2341 * while indir->ring_index points to an array of u32.
2342 *
2343 * Indirection table contains the FW Client IDs, so we need to
2344 * align the received table to the Client ID of the leading RSS
2345 * queue
2346 */
2347 ind_table[i] = indir->ring_index[i] + bp->fp->cl_id;
2348 }
2349
2350 return bnx2x_config_rss_pf(bp, ind_table, false);
2351 }
2352
2353 static const struct ethtool_ops bnx2x_ethtool_ops = {
2354 .get_settings = bnx2x_get_settings,
2355 .set_settings = bnx2x_set_settings,
2356 .get_drvinfo = bnx2x_get_drvinfo,
2357 .get_regs_len = bnx2x_get_regs_len,
2358 .get_regs = bnx2x_get_regs,
2359 .get_wol = bnx2x_get_wol,
2360 .set_wol = bnx2x_set_wol,
2361 .get_msglevel = bnx2x_get_msglevel,
2362 .set_msglevel = bnx2x_set_msglevel,
2363 .nway_reset = bnx2x_nway_reset,
2364 .get_link = bnx2x_get_link,
2365 .get_eeprom_len = bnx2x_get_eeprom_len,
2366 .get_eeprom = bnx2x_get_eeprom,
2367 .set_eeprom = bnx2x_set_eeprom,
2368 .get_coalesce = bnx2x_get_coalesce,
2369 .set_coalesce = bnx2x_set_coalesce,
2370 .get_ringparam = bnx2x_get_ringparam,
2371 .set_ringparam = bnx2x_set_ringparam,
2372 .get_pauseparam = bnx2x_get_pauseparam,
2373 .set_pauseparam = bnx2x_set_pauseparam,
2374 .self_test = bnx2x_self_test,
2375 .get_sset_count = bnx2x_get_sset_count,
2376 .get_strings = bnx2x_get_strings,
2377 .set_phys_id = bnx2x_set_phys_id,
2378 .get_ethtool_stats = bnx2x_get_ethtool_stats,
2379 .get_rxnfc = bnx2x_get_rxnfc,
2380 .get_rxfh_indir = bnx2x_get_rxfh_indir,
2381 .set_rxfh_indir = bnx2x_set_rxfh_indir,
2382 };
2383
2384 void bnx2x_set_ethtool_ops(struct net_device *netdev)
2385 {
2386 SET_ETHTOOL_OPS(netdev, &bnx2x_ethtool_ops);
2387 }
Linux 2.6 ibm-acpi/thinkpad-acpi driver git tree