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[net-next-2.6.git] / drivers / net / bnx2x / bnx2x_ethtool.c
CommitLineData
de0c62db
DK		 1/* bnx2x_ethtool.c: Broadcom Everest network driver.
2 *
3 * Copyright (c) 2007-2010 Broadcom Corporation
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation.
8 *
9 * Maintained by: Eilon Greenstein <eilong@broadcom.com>
10 * Written by: Eliezer Tamir
11 * Based on code from Michael Chan's bnx2 driver
12 * UDP CSUM errata workaround by Arik Gendelman
13 * Slowpath and fastpath rework by Vladislav Zolotarov
14 * Statistics and Link management by Yitchak Gertner
15 *
16 */
17#include <linux/ethtool.h>
18#include <linux/netdevice.h>
19#include <linux/types.h>
20#include <linux/sched.h>
21#include <linux/crc32.h>
22
23
24#include "bnx2x.h"
25#include "bnx2x_cmn.h"
26#include "bnx2x_dump.h"
27
de0c62db
DK		 28static int bnx2x_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
29{
30 struct bnx2x *bp = netdev_priv(dev);
a22f0788
YR		 31 int cfg_idx = bnx2x_get_link_cfg_idx(bp);
32 /* Dual Media boards present all available port types */
33 cmd->supported = bp->port.supported[cfg_idx] |
34 (bp->port.supported[cfg_idx ^ 1] &
35 (SUPPORTED_TP | SUPPORTED_FIBRE));
36 cmd->advertising = bp->port.advertising[cfg_idx];
de0c62db
DK		 37
38 if ((bp->state == BNX2X_STATE_OPEN) &&
39 !(bp->flags & MF_FUNC_DIS) &&
40 (bp->link_vars.link_up)) {
41 cmd->speed = bp->link_vars.line_speed;
42 cmd->duplex = bp->link_vars.duplex;
de0c62db 43 } else {
f2e0899f 44
a22f0788
YR		 45 cmd->speed = bp->link_params.req_line_speed[cfg_idx];
46 cmd->duplex = bp->link_params.req_duplex[cfg_idx];
de0c62db 47 }
f2e0899f
DK		 48 if (IS_MF(bp)) {
49 u16 vn_max_rate = ((bp->mf_config[BP_VN(bp)] &
50 FUNC_MF_CFG_MAX_BW_MASK) >> FUNC_MF_CFG_MAX_BW_SHIFT) *
51 100;
52
53 if (vn_max_rate < cmd->speed)
54 cmd->speed = vn_max_rate;
55 }
de0c62db 56
a22f0788
YR		 57 if (bp->port.supported[cfg_idx] & SUPPORTED_TP)
58 cmd->port = PORT_TP;
59 else if (bp->port.supported[cfg_idx] & SUPPORTED_FIBRE)
60 cmd->port = PORT_FIBRE;
61 else
62 BNX2X_ERR("XGXS PHY Failure detected\n");
63
de0c62db
DK		 64 cmd->phy_address = bp->mdio.prtad;
65 cmd->transceiver = XCVR_INTERNAL;
66
a22f0788 67 if (bp->link_params.req_line_speed[cfg_idx] == SPEED_AUTO_NEG)
de0c62db
DK		 68 cmd->autoneg = AUTONEG_ENABLE;
69 else
70 cmd->autoneg = AUTONEG_DISABLE;
71
72 cmd->maxtxpkt = 0;
73 cmd->maxrxpkt = 0;
74
75 DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n"
76 DP_LEVEL " supported 0x%x advertising 0x%x speed %d\n"
77 DP_LEVEL " duplex %d port %d phy_address %d transceiver %d\n"
78 DP_LEVEL " autoneg %d maxtxpkt %d maxrxpkt %d\n",
79 cmd->cmd, cmd->supported, cmd->advertising, cmd->speed,
80 cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver,
81 cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt);
82
83 return 0;
84}
85
86static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
87{
88 struct bnx2x *bp = netdev_priv(dev);
a22f0788 89 u32 advertising, cfg_idx, old_multi_phy_config, new_multi_phy_config;
de0c62db 90
fb3bff17 91 if (IS_MF(bp))
de0c62db
DK		 92 return 0;
93
94 DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n"
95 DP_LEVEL " supported 0x%x advertising 0x%x speed %d\n"
96 DP_LEVEL " duplex %d port %d phy_address %d transceiver %d\n"
97 DP_LEVEL " autoneg %d maxtxpkt %d maxrxpkt %d\n",
98 cmd->cmd, cmd->supported, cmd->advertising, cmd->speed,
99 cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver,
100 cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt);
101
a22f0788
YR		 102 cfg_idx = bnx2x_get_link_cfg_idx(bp);
103 old_multi_phy_config = bp->link_params.multi_phy_config;
104 switch (cmd->port) {
105 case PORT_TP:
106 if (bp->port.supported[cfg_idx] & SUPPORTED_TP)
107 break; /* no port change */
108
109 if (!(bp->port.supported[0] & SUPPORTED_TP ||
110 bp->port.supported[1] & SUPPORTED_TP)) {
111 DP(NETIF_MSG_LINK, "Unsupported port type\n");
112 return -EINVAL;
113 }
114 bp->link_params.multi_phy_config &=
115 ~PORT_HW_CFG_PHY_SELECTION_MASK;
116 if (bp->link_params.multi_phy_config &
117 PORT_HW_CFG_PHY_SWAPPED_ENABLED)
118 bp->link_params.multi_phy_config |=
119 PORT_HW_CFG_PHY_SELECTION_SECOND_PHY;
120 else
121 bp->link_params.multi_phy_config |=
122 PORT_HW_CFG_PHY_SELECTION_FIRST_PHY;
123 break;
124 case PORT_FIBRE:
125 if (bp->port.supported[cfg_idx] & SUPPORTED_FIBRE)
126 break; /* no port change */
127
128 if (!(bp->port.supported[0] & SUPPORTED_FIBRE ||
129 bp->port.supported[1] & SUPPORTED_FIBRE)) {
130 DP(NETIF_MSG_LINK, "Unsupported port type\n");
131 return -EINVAL;
132 }
133 bp->link_params.multi_phy_config &=
134 ~PORT_HW_CFG_PHY_SELECTION_MASK;
135 if (bp->link_params.multi_phy_config &
136 PORT_HW_CFG_PHY_SWAPPED_ENABLED)
137 bp->link_params.multi_phy_config |=
138 PORT_HW_CFG_PHY_SELECTION_FIRST_PHY;
139 else
140 bp->link_params.multi_phy_config |=
141 PORT_HW_CFG_PHY_SELECTION_SECOND_PHY;
142 break;
143 default:
144 DP(NETIF_MSG_LINK, "Unsupported port type\n");
145 return -EINVAL;
146 }
147 /* Save new config in case command complete successuly */
148 new_multi_phy_config = bp->link_params.multi_phy_config;
149 /* Get the new cfg_idx */
150 cfg_idx = bnx2x_get_link_cfg_idx(bp);
151 /* Restore old config in case command failed */
152 bp->link_params.multi_phy_config = old_multi_phy_config;
153 DP(NETIF_MSG_LINK, "cfg_idx = %x\n", cfg_idx);
154
de0c62db 155 if (cmd->autoneg == AUTONEG_ENABLE) {
a22f0788 156 if (!(bp->port.supported[cfg_idx] & SUPPORTED_Autoneg)) {
de0c62db
DK		 157 DP(NETIF_MSG_LINK, "Autoneg not supported\n");
158 return -EINVAL;
159 }
160
161 /* advertise the requested speed and duplex if supported */
a22f0788 162 cmd->advertising &= bp->port.supported[cfg_idx];
de0c62db 163
a22f0788
YR		 164 bp->link_params.req_line_speed[cfg_idx] = SPEED_AUTO_NEG;
165 bp->link_params.req_duplex[cfg_idx] = DUPLEX_FULL;
166 bp->port.advertising[cfg_idx] |= (ADVERTISED_Autoneg |
de0c62db
DK		 167 cmd->advertising);
168
169 } else { /* forced speed */
170 /* advertise the requested speed and duplex if supported */
a22f0788
YR		 171 u32 speed = cmd->speed;
172 speed |= (cmd->speed_hi << 16);
173 switch (speed) {
de0c62db
DK		 174 case SPEED_10:
175 if (cmd->duplex == DUPLEX_FULL) {
a22f0788 176 if (!(bp->port.supported[cfg_idx] &
de0c62db
DK		 177 SUPPORTED_10baseT_Full)) {
178 DP(NETIF_MSG_LINK,
179 "10M full not supported\n");
180 return -EINVAL;
181 }
182
183 advertising = (ADVERTISED_10baseT_Full |
184 ADVERTISED_TP);
185 } else {
a22f0788 186 if (!(bp->port.supported[cfg_idx] &
de0c62db
DK		 187 SUPPORTED_10baseT_Half)) {
188 DP(NETIF_MSG_LINK,
189 "10M half not supported\n");
190 return -EINVAL;
191 }
192
193 advertising = (ADVERTISED_10baseT_Half |
194 ADVERTISED_TP);
195 }
196 break;
197
198 case SPEED_100:
199 if (cmd->duplex == DUPLEX_FULL) {
a22f0788 200 if (!(bp->port.supported[cfg_idx] &
de0c62db
DK		 201 SUPPORTED_100baseT_Full)) {
202 DP(NETIF_MSG_LINK,
203 "100M full not supported\n");
204 return -EINVAL;
205 }
206
207 advertising = (ADVERTISED_100baseT_Full |
208 ADVERTISED_TP);
209 } else {
a22f0788 210 if (!(bp->port.supported[cfg_idx] &
de0c62db
DK		 211 SUPPORTED_100baseT_Half)) {
212 DP(NETIF_MSG_LINK,
213 "100M half not supported\n");
214 return -EINVAL;
215 }
216
217 advertising = (ADVERTISED_100baseT_Half |
218 ADVERTISED_TP);
219 }
220 break;
221
222 case SPEED_1000:
223 if (cmd->duplex != DUPLEX_FULL) {
224 DP(NETIF_MSG_LINK, "1G half not supported\n");
225 return -EINVAL;
226 }
227
a22f0788
YR		 228 if (!(bp->port.supported[cfg_idx] &
229 SUPPORTED_1000baseT_Full)) {
de0c62db
DK		 230 DP(NETIF_MSG_LINK, "1G full not supported\n");
231 return -EINVAL;
232 }
233
234 advertising = (ADVERTISED_1000baseT_Full |
235 ADVERTISED_TP);
236 break;
237
238 case SPEED_2500:
239 if (cmd->duplex != DUPLEX_FULL) {
240 DP(NETIF_MSG_LINK,
241 "2.5G half not supported\n");
242 return -EINVAL;
243 }
244
a22f0788
YR		 245 if (!(bp->port.supported[cfg_idx]
246 & SUPPORTED_2500baseX_Full)) {
de0c62db
DK		 247 DP(NETIF_MSG_LINK,
248 "2.5G full not supported\n");
249 return -EINVAL;
250 }
251
252 advertising = (ADVERTISED_2500baseX_Full |
253 ADVERTISED_TP);
254 break;
255
256 case SPEED_10000:
257 if (cmd->duplex != DUPLEX_FULL) {
258 DP(NETIF_MSG_LINK, "10G half not supported\n");
259 return -EINVAL;
260 }
261
a22f0788
YR		 262 if (!(bp->port.supported[cfg_idx]
263 & SUPPORTED_10000baseT_Full)) {
de0c62db
DK		 264 DP(NETIF_MSG_LINK, "10G full not supported\n");
265 return -EINVAL;
266 }
267
268 advertising = (ADVERTISED_10000baseT_Full |
269 ADVERTISED_FIBRE);
270 break;
271
272 default:
a22f0788 273 DP(NETIF_MSG_LINK, "Unsupported speed %d\n", speed);
de0c62db
DK		 274 return -EINVAL;
275 }
276
a22f0788
YR		 277 bp->link_params.req_line_speed[cfg_idx] = speed;
278 bp->link_params.req_duplex[cfg_idx] = cmd->duplex;
279 bp->port.advertising[cfg_idx] = advertising;
de0c62db
DK		 280 }
281
282 DP(NETIF_MSG_LINK, "req_line_speed %d\n"
283 DP_LEVEL " req_duplex %d advertising 0x%x\n",
a22f0788
YR		 284 bp->link_params.req_line_speed[cfg_idx],
285 bp->link_params.req_duplex[cfg_idx],
286 bp->port.advertising[cfg_idx]);
de0c62db 287
a22f0788
YR		 288 /* Set new config */
289 bp->link_params.multi_phy_config = new_multi_phy_config;
de0c62db
DK		 290 if (netif_running(dev)) {
291 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
292 bnx2x_link_set(bp);
293 }
294
295 return 0;
296}
297
298#define IS_E1_ONLINE(info) (((info) & RI_E1_ONLINE) == RI_E1_ONLINE)
299#define IS_E1H_ONLINE(info) (((info) & RI_E1H_ONLINE) == RI_E1H_ONLINE)
f2e0899f 300#define IS_E2_ONLINE(info) (((info) & RI_E2_ONLINE) == RI_E2_ONLINE)
de0c62db
DK		 301
302static int bnx2x_get_regs_len(struct net_device *dev)
303{
304 struct bnx2x *bp = netdev_priv(dev);
305 int regdump_len = 0;
306 int i;
307
308 if (CHIP_IS_E1(bp)) {
309 for (i = 0; i < REGS_COUNT; i++)
310 if (IS_E1_ONLINE(reg_addrs[i].info))
311 regdump_len += reg_addrs[i].size;
312
313 for (i = 0; i < WREGS_COUNT_E1; i++)
314 if (IS_E1_ONLINE(wreg_addrs_e1[i].info))
315 regdump_len += wreg_addrs_e1[i].size *
316 (1 + wreg_addrs_e1[i].read_regs_count);
317
f2e0899f 318 } else if (CHIP_IS_E1H(bp)) {
de0c62db
DK		 319 for (i = 0; i < REGS_COUNT; i++)
320 if (IS_E1H_ONLINE(reg_addrs[i].info))
321 regdump_len += reg_addrs[i].size;
322
323 for (i = 0; i < WREGS_COUNT_E1H; i++)
324 if (IS_E1H_ONLINE(wreg_addrs_e1h[i].info))
325 regdump_len += wreg_addrs_e1h[i].size *
326 (1 + wreg_addrs_e1h[i].read_regs_count);
f2e0899f
DK		 327 } else if (CHIP_IS_E2(bp)) {
328 for (i = 0; i < REGS_COUNT; i++)
329 if (IS_E2_ONLINE(reg_addrs[i].info))
330 regdump_len += reg_addrs[i].size;
331
332 for (i = 0; i < WREGS_COUNT_E2; i++)
333 if (IS_E2_ONLINE(wreg_addrs_e2[i].info))
334 regdump_len += wreg_addrs_e2[i].size *
335 (1 + wreg_addrs_e2[i].read_regs_count);
de0c62db
DK		 336 }
337 regdump_len *= 4;
338 regdump_len += sizeof(struct dump_hdr);
339
340 return regdump_len;
341}
342
f2e0899f
DK		 343static inline void bnx2x_read_pages_regs_e2(struct bnx2x *bp, u32 *p)
344{
345 u32 i, j, k, n;
346
347 for (i = 0; i < PAGE_MODE_VALUES_E2; i++) {
348 for (j = 0; j < PAGE_WRITE_REGS_E2; j++) {
349 REG_WR(bp, page_write_regs_e2[j], page_vals_e2[i]);
350 for (k = 0; k < PAGE_READ_REGS_E2; k++)
351 if (IS_E2_ONLINE(page_read_regs_e2[k].info))
352 for (n = 0; n <
353 page_read_regs_e2[k].size; n++)
354 *p++ = REG_RD(bp,
355 page_read_regs_e2[k].addr + n*4);
356 }
357 }
358}
359
de0c62db
DK		 360static void bnx2x_get_regs(struct net_device *dev,
361 struct ethtool_regs *regs, void *_p)
362{
363 u32 *p = _p, i, j;
364 struct bnx2x *bp = netdev_priv(dev);
365 struct dump_hdr dump_hdr = {0};
366
367 regs->version = 0;
368 memset(p, 0, regs->len);
369
370 if (!netif_running(bp->dev))
371 return;
372
373 dump_hdr.hdr_size = (sizeof(struct dump_hdr) / 4) - 1;
374 dump_hdr.dump_sign = dump_sign_all;
375 dump_hdr.xstorm_waitp = REG_RD(bp, XSTORM_WAITP_ADDR);
376 dump_hdr.tstorm_waitp = REG_RD(bp, TSTORM_WAITP_ADDR);
377 dump_hdr.ustorm_waitp = REG_RD(bp, USTORM_WAITP_ADDR);
378 dump_hdr.cstorm_waitp = REG_RD(bp, CSTORM_WAITP_ADDR);
f2e0899f
DK		 379
380 if (CHIP_IS_E1(bp))
381 dump_hdr.info = RI_E1_ONLINE;
382 else if (CHIP_IS_E1H(bp))
383 dump_hdr.info = RI_E1H_ONLINE;
384 else if (CHIP_IS_E2(bp))
385 dump_hdr.info = RI_E2_ONLINE |
386 (BP_PATH(bp) ? RI_PATH1_DUMP : RI_PATH0_DUMP);
de0c62db
DK		 387
388 memcpy(p, &dump_hdr, sizeof(struct dump_hdr));
389 p += dump_hdr.hdr_size + 1;
390
391 if (CHIP_IS_E1(bp)) {
392 for (i = 0; i < REGS_COUNT; i++)
393 if (IS_E1_ONLINE(reg_addrs[i].info))
394 for (j = 0; j < reg_addrs[i].size; j++)
395 *p++ = REG_RD(bp,
396 reg_addrs[i].addr + j*4);
397
f2e0899f 398 } else if (CHIP_IS_E1H(bp)) {
de0c62db
DK		 399 for (i = 0; i < REGS_COUNT; i++)
400 if (IS_E1H_ONLINE(reg_addrs[i].info))
401 for (j = 0; j < reg_addrs[i].size; j++)
402 *p++ = REG_RD(bp,
403 reg_addrs[i].addr + j*4);
f2e0899f
DK		 404
405 } else if (CHIP_IS_E2(bp)) {
406 for (i = 0; i < REGS_COUNT; i++)
407 if (IS_E2_ONLINE(reg_addrs[i].info))
408 for (j = 0; j < reg_addrs[i].size; j++)
409 *p++ = REG_RD(bp,
410 reg_addrs[i].addr + j*4);
411
412 bnx2x_read_pages_regs_e2(bp, p);
de0c62db
DK		 413 }
414}
415
f2e0899f 416#define PHY_FW_VER_LEN 20
de0c62db
DK		 417
418static void bnx2x_get_drvinfo(struct net_device *dev,
419 struct ethtool_drvinfo *info)
420{
421 struct bnx2x *bp = netdev_priv(dev);
422 u8 phy_fw_ver[PHY_FW_VER_LEN];
423
424 strcpy(info->driver, DRV_MODULE_NAME);
425 strcpy(info->version, DRV_MODULE_VERSION);
426
427 phy_fw_ver[0] = '\0';
428 if (bp->port.pmf) {
429 bnx2x_acquire_phy_lock(bp);
430 bnx2x_get_ext_phy_fw_version(&bp->link_params,
431 (bp->state != BNX2X_STATE_CLOSED),
432 phy_fw_ver, PHY_FW_VER_LEN);
433 bnx2x_release_phy_lock(bp);
434 }
435
436 strncpy(info->fw_version, bp->fw_ver, 32);
437 snprintf(info->fw_version + strlen(bp->fw_ver), 32 - strlen(bp->fw_ver),
438 "bc %d.%d.%d%s%s",
439 (bp->common.bc_ver & 0xff0000) >> 16,
440 (bp->common.bc_ver & 0xff00) >> 8,
441 (bp->common.bc_ver & 0xff),
442 ((phy_fw_ver[0] != '\0') ? " phy " : ""), phy_fw_ver);
443 strcpy(info->bus_info, pci_name(bp->pdev));
444 info->n_stats = BNX2X_NUM_STATS;
445 info->testinfo_len = BNX2X_NUM_TESTS;
446 info->eedump_len = bp->common.flash_size;
447 info->regdump_len = bnx2x_get_regs_len(dev);
448}
449
450static void bnx2x_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
451{
452 struct bnx2x *bp = netdev_priv(dev);
453
454 if (bp->flags & NO_WOL_FLAG) {
455 wol->supported = 0;
456 wol->wolopts = 0;
457 } else {
458 wol->supported = WAKE_MAGIC;
459 if (bp->wol)
460 wol->wolopts = WAKE_MAGIC;
461 else
462 wol->wolopts = 0;
463 }
464 memset(&wol->sopass, 0, sizeof(wol->sopass));
465}
466
467static int bnx2x_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
468{
469 struct bnx2x *bp = netdev_priv(dev);
470
471 if (wol->wolopts & ~WAKE_MAGIC)
472 return -EINVAL;
473
474 if (wol->wolopts & WAKE_MAGIC) {
475 if (bp->flags & NO_WOL_FLAG)
476 return -EINVAL;
477
478 bp->wol = 1;
479 } else
480 bp->wol = 0;
481
482 return 0;
483}
484
485static u32 bnx2x_get_msglevel(struct net_device *dev)
486{
487 struct bnx2x *bp = netdev_priv(dev);
488
489 return bp->msg_enable;
490}
491
492static void bnx2x_set_msglevel(struct net_device *dev, u32 level)
493{
494 struct bnx2x *bp = netdev_priv(dev);
495
496 if (capable(CAP_NET_ADMIN))
497 bp->msg_enable = level;
498}
499
500static int bnx2x_nway_reset(struct net_device *dev)
501{
502 struct bnx2x *bp = netdev_priv(dev);
503
504 if (!bp->port.pmf)
505 return 0;
506
507 if (netif_running(dev)) {
508 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
509 bnx2x_link_set(bp);
510 }
511
512 return 0;
513}
514
515static u32 bnx2x_get_link(struct net_device *dev)
516{
517 struct bnx2x *bp = netdev_priv(dev);
518
f2e0899f 519 if (bp->flags & MF_FUNC_DIS || (bp->state != BNX2X_STATE_OPEN))
de0c62db
DK		 520 return 0;
521
522 return bp->link_vars.link_up;
523}
524
525static int bnx2x_get_eeprom_len(struct net_device *dev)
526{
527 struct bnx2x *bp = netdev_priv(dev);
528
529 return bp->common.flash_size;
530}
531
532static int bnx2x_acquire_nvram_lock(struct bnx2x *bp)
533{
534 int port = BP_PORT(bp);
535 int count, i;
536 u32 val = 0;
537
538 /* adjust timeout for emulation/FPGA */
539 count = NVRAM_TIMEOUT_COUNT;
540 if (CHIP_REV_IS_SLOW(bp))
541 count *= 100;
542
543 /* request access to nvram interface */
544 REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB,
545 (MCPR_NVM_SW_ARB_ARB_REQ_SET1 << port));
546
547 for (i = 0; i < count*10; i++) {
548 val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB);
549 if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))
550 break;
551
552 udelay(5);
553 }
554
555 if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) {
556 DP(BNX2X_MSG_NVM, "cannot get access to nvram interface\n");
557 return -EBUSY;
558 }
559
560 return 0;
561}
562
563static int bnx2x_release_nvram_lock(struct bnx2x *bp)
564{
565 int port = BP_PORT(bp);
566 int count, i;
567 u32 val = 0;
568
569 /* adjust timeout for emulation/FPGA */
570 count = NVRAM_TIMEOUT_COUNT;
571 if (CHIP_REV_IS_SLOW(bp))
572 count *= 100;
573
574 /* relinquish nvram interface */
575 REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB,
576 (MCPR_NVM_SW_ARB_ARB_REQ_CLR1 << port));
577
578 for (i = 0; i < count*10; i++) {
579 val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB);
580 if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)))
581 break;
582
583 udelay(5);
584 }
585
586 if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) {
587 DP(BNX2X_MSG_NVM, "cannot free access to nvram interface\n");
588 return -EBUSY;
589 }
590
591 return 0;
592}
593
594static void bnx2x_enable_nvram_access(struct bnx2x *bp)
595{
596 u32 val;
597
598 val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE);
599
600 /* enable both bits, even on read */
601 REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE,
602 (val | MCPR_NVM_ACCESS_ENABLE_EN |
603 MCPR_NVM_ACCESS_ENABLE_WR_EN));
604}
605
606static void bnx2x_disable_nvram_access(struct bnx2x *bp)
607{
608 u32 val;
609
610 val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE);
611
612 /* disable both bits, even after read */
613 REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE,
614 (val & ~(MCPR_NVM_ACCESS_ENABLE_EN |
615 MCPR_NVM_ACCESS_ENABLE_WR_EN)));
616}
617
618static int bnx2x_nvram_read_dword(struct bnx2x *bp, u32 offset, __be32 *ret_val,
619 u32 cmd_flags)
620{
621 int count, i, rc;
622 u32 val;
623
624 /* build the command word */
625 cmd_flags |= MCPR_NVM_COMMAND_DOIT;
626
627 /* need to clear DONE bit separately */
628 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE);
629
630 /* address of the NVRAM to read from */
631 REG_WR(bp, MCP_REG_MCPR_NVM_ADDR,
632 (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE));
633
634 /* issue a read command */
635 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags);
636
637 /* adjust timeout for emulation/FPGA */
638 count = NVRAM_TIMEOUT_COUNT;
639 if (CHIP_REV_IS_SLOW(bp))
640 count *= 100;
641
642 /* wait for completion */
643 *ret_val = 0;
644 rc = -EBUSY;
645 for (i = 0; i < count; i++) {
646 udelay(5);
647 val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND);
648
649 if (val & MCPR_NVM_COMMAND_DONE) {
650 val = REG_RD(bp, MCP_REG_MCPR_NVM_READ);
651 /* we read nvram data in cpu order
652 * but ethtool sees it as an array of bytes
653 * converting to big-endian will do the work */
654 *ret_val = cpu_to_be32(val);
655 rc = 0;
656 break;
657 }
658 }
659
660 return rc;
661}
662
663static int bnx2x_nvram_read(struct bnx2x *bp, u32 offset, u8 *ret_buf,
664 int buf_size)
665{
666 int rc;
667 u32 cmd_flags;
668 __be32 val;
669
670 if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) {
671 DP(BNX2X_MSG_NVM,
672 "Invalid parameter: offset 0x%x buf_size 0x%x\n",
673 offset, buf_size);
674 return -EINVAL;
675 }
676
677 if (offset + buf_size > bp->common.flash_size) {
678 DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +"
679 " buf_size (0x%x) > flash_size (0x%x)\n",
680 offset, buf_size, bp->common.flash_size);
681 return -EINVAL;
682 }
683
684 /* request access to nvram interface */
685 rc = bnx2x_acquire_nvram_lock(bp);
686 if (rc)
687 return rc;
688
689 /* enable access to nvram interface */
690 bnx2x_enable_nvram_access(bp);
691
692 /* read the first word(s) */
693 cmd_flags = MCPR_NVM_COMMAND_FIRST;
694 while ((buf_size > sizeof(u32)) && (rc == 0)) {
695 rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags);
696 memcpy(ret_buf, &val, 4);
697
698 /* advance to the next dword */
699 offset += sizeof(u32);
700 ret_buf += sizeof(u32);
701 buf_size -= sizeof(u32);
702 cmd_flags = 0;
703 }
704
705 if (rc == 0) {
706 cmd_flags |= MCPR_NVM_COMMAND_LAST;
707 rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags);
708 memcpy(ret_buf, &val, 4);
709 }
710
711 /* disable access to nvram interface */
712 bnx2x_disable_nvram_access(bp);
713 bnx2x_release_nvram_lock(bp);
714
715 return rc;
716}
717
718static int bnx2x_get_eeprom(struct net_device *dev,
719 struct ethtool_eeprom *eeprom, u8 *eebuf)
720{
721 struct bnx2x *bp = netdev_priv(dev);
722 int rc;
723
724 if (!netif_running(dev))
725 return -EAGAIN;
726
727 DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n"
728 DP_LEVEL " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n",
729 eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset,
730 eeprom->len, eeprom->len);
731
732 /* parameters already validated in ethtool_get_eeprom */
733
734 rc = bnx2x_nvram_read(bp, eeprom->offset, eebuf, eeprom->len);
735
736 return rc;
737}
738
739static int bnx2x_nvram_write_dword(struct bnx2x *bp, u32 offset, u32 val,
740 u32 cmd_flags)
741{
742 int count, i, rc;
743
744 /* build the command word */
745 cmd_flags |= MCPR_NVM_COMMAND_DOIT | MCPR_NVM_COMMAND_WR;
746
747 /* need to clear DONE bit separately */
748 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE);
749
750 /* write the data */
751 REG_WR(bp, MCP_REG_MCPR_NVM_WRITE, val);
752
753 /* address of the NVRAM to write to */
754 REG_WR(bp, MCP_REG_MCPR_NVM_ADDR,
755 (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE));
756
757 /* issue the write command */
758 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags);
759
760 /* adjust timeout for emulation/FPGA */
761 count = NVRAM_TIMEOUT_COUNT;
762 if (CHIP_REV_IS_SLOW(bp))
763 count *= 100;
764
765 /* wait for completion */
766 rc = -EBUSY;
767 for (i = 0; i < count; i++) {
768 udelay(5);
769 val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND);
770 if (val & MCPR_NVM_COMMAND_DONE) {
771 rc = 0;
772 break;
773 }
774 }
775
776 return rc;
777}
778
779#define BYTE_OFFSET(offset) (8 * (offset & 0x03))
780
781static int bnx2x_nvram_write1(struct bnx2x *bp, u32 offset, u8 *data_buf,
782 int buf_size)
783{
784 int rc;
785 u32 cmd_flags;
786 u32 align_offset;
787 __be32 val;
788
789 if (offset + buf_size > bp->common.flash_size) {
790 DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +"
791 " buf_size (0x%x) > flash_size (0x%x)\n",
792 offset, buf_size, bp->common.flash_size);
793 return -EINVAL;
794 }
795
796 /* request access to nvram interface */
797 rc = bnx2x_acquire_nvram_lock(bp);
798 if (rc)
799 return rc;
800
801 /* enable access to nvram interface */
802 bnx2x_enable_nvram_access(bp);
803
804 cmd_flags = (MCPR_NVM_COMMAND_FIRST | MCPR_NVM_COMMAND_LAST);
805 align_offset = (offset & ~0x03);
806 rc = bnx2x_nvram_read_dword(bp, align_offset, &val, cmd_flags);
807
808 if (rc == 0) {
809 val &= ~(0xff << BYTE_OFFSET(offset));
810 val |= (*data_buf << BYTE_OFFSET(offset));
811
812 /* nvram data is returned as an array of bytes
813 * convert it back to cpu order */
814 val = be32_to_cpu(val);
815
816 rc = bnx2x_nvram_write_dword(bp, align_offset, val,
817 cmd_flags);
818 }
819
820 /* disable access to nvram interface */
821 bnx2x_disable_nvram_access(bp);
822 bnx2x_release_nvram_lock(bp);
823
824 return rc;
825}
826
827static int bnx2x_nvram_write(struct bnx2x *bp, u32 offset, u8 *data_buf,
828 int buf_size)
829{
830 int rc;
831 u32 cmd_flags;
832 u32 val;
833 u32 written_so_far;
834
835 if (buf_size == 1) /* ethtool */
836 return bnx2x_nvram_write1(bp, offset, data_buf, buf_size);
837
838 if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) {
839 DP(BNX2X_MSG_NVM,
840 "Invalid parameter: offset 0x%x buf_size 0x%x\n",
841 offset, buf_size);
842 return -EINVAL;
843 }
844
845 if (offset + buf_size > bp->common.flash_size) {
846 DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +"
847 " buf_size (0x%x) > flash_size (0x%x)\n",
848 offset, buf_size, bp->common.flash_size);
849 return -EINVAL;
850 }
851
852 /* request access to nvram interface */
853 rc = bnx2x_acquire_nvram_lock(bp);
854 if (rc)
855 return rc;
856
857 /* enable access to nvram interface */
858 bnx2x_enable_nvram_access(bp);
859
860 written_so_far = 0;
861 cmd_flags = MCPR_NVM_COMMAND_FIRST;
862 while ((written_so_far < buf_size) && (rc == 0)) {
863 if (written_so_far == (buf_size - sizeof(u32)))
864 cmd_flags |= MCPR_NVM_COMMAND_LAST;
865 else if (((offset + 4) % NVRAM_PAGE_SIZE) == 0)
866 cmd_flags |= MCPR_NVM_COMMAND_LAST;
867 else if ((offset % NVRAM_PAGE_SIZE) == 0)
868 cmd_flags |= MCPR_NVM_COMMAND_FIRST;
869
870 memcpy(&val, data_buf, 4);
871
872 rc = bnx2x_nvram_write_dword(bp, offset, val, cmd_flags);
873
874 /* advance to the next dword */
875 offset += sizeof(u32);
876 data_buf += sizeof(u32);
877 written_so_far += sizeof(u32);
878 cmd_flags = 0;
879 }
880
881 /* disable access to nvram interface */
882 bnx2x_disable_nvram_access(bp);
883 bnx2x_release_nvram_lock(bp);
884
885 return rc;
886}
887
888static int bnx2x_set_eeprom(struct net_device *dev,
889 struct ethtool_eeprom *eeprom, u8 *eebuf)
890{
891 struct bnx2x *bp = netdev_priv(dev);
892 int port = BP_PORT(bp);
893 int rc = 0;
e10bc84d 894 u32 ext_phy_config;
de0c62db
DK		 895 if (!netif_running(dev))
896 return -EAGAIN;
897
898 DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n"
899 DP_LEVEL " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n",
900 eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset,
901 eeprom->len, eeprom->len);
902
903 /* parameters already validated in ethtool_set_eeprom */
904
905 /* PHY eeprom can be accessed only by the PMF */
906 if ((eeprom->magic >= 0x50485900) && (eeprom->magic <= 0x504859FF) &&
907 !bp->port.pmf)
908 return -EINVAL;
909
e10bc84d
YR		 910 ext_phy_config =
911 SHMEM_RD(bp,
912 dev_info.port_hw_config[port].external_phy_config);
913
de0c62db
DK		 914 if (eeprom->magic == 0x50485950) {
915 /* 'PHYP' (0x50485950): prepare phy for FW upgrade */
916 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
917
918 bnx2x_acquire_phy_lock(bp);
919 rc |= bnx2x_link_reset(&bp->link_params,
920 &bp->link_vars, 0);
e10bc84d 921 if (XGXS_EXT_PHY_TYPE(ext_phy_config) ==
de0c62db
DK		 922 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101)
923 bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
924 MISC_REGISTERS_GPIO_HIGH, port);
925 bnx2x_release_phy_lock(bp);
926 bnx2x_link_report(bp);
927
928 } else if (eeprom->magic == 0x50485952) {
929 /* 'PHYR' (0x50485952): re-init link after FW upgrade */
930 if (bp->state == BNX2X_STATE_OPEN) {
931 bnx2x_acquire_phy_lock(bp);
932 rc |= bnx2x_link_reset(&bp->link_params,
933 &bp->link_vars, 1);
934
935 rc |= bnx2x_phy_init(&bp->link_params,
936 &bp->link_vars);
937 bnx2x_release_phy_lock(bp);
938 bnx2x_calc_fc_adv(bp);
939 }
940 } else if (eeprom->magic == 0x53985943) {
941 /* 'PHYC' (0x53985943): PHY FW upgrade completed */
e10bc84d 942 if (XGXS_EXT_PHY_TYPE(ext_phy_config) ==
de0c62db 943 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101) {
de0c62db
DK		 944
945 /* DSP Remove Download Mode */
946 bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
947 MISC_REGISTERS_GPIO_LOW, port);
948
949 bnx2x_acquire_phy_lock(bp);
950
e10bc84d
YR		 951 bnx2x_sfx7101_sp_sw_reset(bp,
952 &bp->link_params.phy[EXT_PHY1]);
de0c62db
DK		 953
954 /* wait 0.5 sec to allow it to run */
955 msleep(500);
956 bnx2x_ext_phy_hw_reset(bp, port);
957 msleep(500);
958 bnx2x_release_phy_lock(bp);
959 }
960 } else
961 rc = bnx2x_nvram_write(bp, eeprom->offset, eebuf, eeprom->len);
962
963 return rc;
964}
f85582f8 965
de0c62db
DK		 966static int bnx2x_get_coalesce(struct net_device *dev,
967 struct ethtool_coalesce *coal)
968{
969 struct bnx2x *bp = netdev_priv(dev);
970
971 memset(coal, 0, sizeof(struct ethtool_coalesce));
972
973 coal->rx_coalesce_usecs = bp->rx_ticks;
974 coal->tx_coalesce_usecs = bp->tx_ticks;
975
976 return 0;
977}
978
979static int bnx2x_set_coalesce(struct net_device *dev,
980 struct ethtool_coalesce *coal)
981{
982 struct bnx2x *bp = netdev_priv(dev);
983
984 bp->rx_ticks = (u16)coal->rx_coalesce_usecs;
985 if (bp->rx_ticks > BNX2X_MAX_COALESCE_TOUT)
986 bp->rx_ticks = BNX2X_MAX_COALESCE_TOUT;
987
988 bp->tx_ticks = (u16)coal->tx_coalesce_usecs;
989 if (bp->tx_ticks > BNX2X_MAX_COALESCE_TOUT)
990 bp->tx_ticks = BNX2X_MAX_COALESCE_TOUT;
991
992 if (netif_running(dev))
993 bnx2x_update_coalesce(bp);
994
995 return 0;
996}
997
998static void bnx2x_get_ringparam(struct net_device *dev,
999 struct ethtool_ringparam *ering)
1000{
1001 struct bnx2x *bp = netdev_priv(dev);
1002
1003 ering->rx_max_pending = MAX_RX_AVAIL;
1004 ering->rx_mini_max_pending = 0;
1005 ering->rx_jumbo_max_pending = 0;
1006
25141580
DK		 1007 if (bp->rx_ring_size)
1008 ering->rx_pending = bp->rx_ring_size;
1009 else
1010 if (bp->state == BNX2X_STATE_OPEN && bp->num_queues)
1011 ering->rx_pending = MAX_RX_AVAIL/bp->num_queues;
1012 else
1013 ering->rx_pending = MAX_RX_AVAIL;
1014
de0c62db
DK		 1015 ering->rx_mini_pending = 0;
1016 ering->rx_jumbo_pending = 0;
1017
1018 ering->tx_max_pending = MAX_TX_AVAIL;
1019 ering->tx_pending = bp->tx_ring_size;
1020}
1021
1022static int bnx2x_set_ringparam(struct net_device *dev,
1023 struct ethtool_ringparam *ering)
1024{
1025 struct bnx2x *bp = netdev_priv(dev);
1026 int rc = 0;
1027
1028 if (bp->recovery_state != BNX2X_RECOVERY_DONE) {
1029 printk(KERN_ERR "Handling parity error recovery. Try again later\n");
1030 return -EAGAIN;
1031 }
1032
1033 if ((ering->rx_pending > MAX_RX_AVAIL) ||
25141580 1034 (ering->rx_pending < MIN_RX_AVAIL) ||
de0c62db
DK		 1035 (ering->tx_pending > MAX_TX_AVAIL) ||
1036 (ering->tx_pending <= MAX_SKB_FRAGS + 4))
1037 return -EINVAL;
1038
1039 bp->rx_ring_size = ering->rx_pending;
1040 bp->tx_ring_size = ering->tx_pending;
1041
1042 if (netif_running(dev)) {
1043 bnx2x_nic_unload(bp, UNLOAD_NORMAL);
1044 rc = bnx2x_nic_load(bp, LOAD_NORMAL);
1045 }
1046
1047 return rc;
1048}
1049
1050static void bnx2x_get_pauseparam(struct net_device *dev,
1051 struct ethtool_pauseparam *epause)
1052{
1053 struct bnx2x *bp = netdev_priv(dev);
a22f0788
YR		 1054 int cfg_idx = bnx2x_get_link_cfg_idx(bp);
1055 epause->autoneg = (bp->link_params.req_flow_ctrl[cfg_idx] ==
1056 BNX2X_FLOW_CTRL_AUTO);
de0c62db
DK		 1057
1058 epause->rx_pause = ((bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_RX) ==
1059 BNX2X_FLOW_CTRL_RX);
1060 epause->tx_pause = ((bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX) ==
1061 BNX2X_FLOW_CTRL_TX);
1062
1063 DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n"
1064 DP_LEVEL " autoneg %d rx_pause %d tx_pause %d\n",
1065 epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause);
1066}
1067
1068static int bnx2x_set_pauseparam(struct net_device *dev,
1069 struct ethtool_pauseparam *epause)
1070{
1071 struct bnx2x *bp = netdev_priv(dev);
a22f0788 1072 u32 cfg_idx = bnx2x_get_link_cfg_idx(bp);
fb3bff17 1073 if (IS_MF(bp))
de0c62db
DK		 1074 return 0;
1075
1076 DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n"
1077 DP_LEVEL " autoneg %d rx_pause %d tx_pause %d\n",
1078 epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause);
1079
a22f0788 1080 bp->link_params.req_flow_ctrl[cfg_idx] = BNX2X_FLOW_CTRL_AUTO;
de0c62db
DK		 1081
1082 if (epause->rx_pause)
a22f0788 1083 bp->link_params.req_flow_ctrl[cfg_idx] |= BNX2X_FLOW_CTRL_RX;
de0c62db
DK		 1084
1085 if (epause->tx_pause)
a22f0788 1086 bp->link_params.req_flow_ctrl[cfg_idx] |= BNX2X_FLOW_CTRL_TX;
de0c62db 1087
a22f0788
YR		 1088 if (bp->link_params.req_flow_ctrl[cfg_idx] == BNX2X_FLOW_CTRL_AUTO)
1089 bp->link_params.req_flow_ctrl[cfg_idx] = BNX2X_FLOW_CTRL_NONE;
de0c62db
DK		 1090
1091 if (epause->autoneg) {
a22f0788 1092 if (!(bp->port.supported[cfg_idx] & SUPPORTED_Autoneg)) {
de0c62db
DK		 1093 DP(NETIF_MSG_LINK, "autoneg not supported\n");
1094 return -EINVAL;
1095 }
1096
a22f0788
YR		 1097 if (bp->link_params.req_line_speed[cfg_idx] == SPEED_AUTO_NEG) {
1098 bp->link_params.req_flow_ctrl[cfg_idx] =
1099 BNX2X_FLOW_CTRL_AUTO;
1100 }
de0c62db
DK		 1101 }
1102
1103 DP(NETIF_MSG_LINK,
a22f0788 1104 "req_flow_ctrl 0x%x\n", bp->link_params.req_flow_ctrl[cfg_idx]);
de0c62db
DK		 1105
1106 if (netif_running(dev)) {
1107 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
1108 bnx2x_link_set(bp);
1109 }
1110
1111 return 0;
1112}
1113
1114static int bnx2x_set_flags(struct net_device *dev, u32 data)
1115{
1116 struct bnx2x *bp = netdev_priv(dev);
1117 int changed = 0;
1118 int rc = 0;
1119
de0c62db
DK		 1120 if (bp->recovery_state != BNX2X_RECOVERY_DONE) {
1121 printk(KERN_ERR "Handling parity error recovery. Try again later\n");
1122 return -EAGAIN;
1123 }
1124
9bcc0893
HZ		 1125 if (!(data & ETH_FLAG_RXVLAN))
1126 return -EOPNOTSUPP;
1127
1128 if ((data & ETH_FLAG_LRO) && bp->rx_csum && bp->disable_tpa)
1129 return -EINVAL;
1130
1131 rc = ethtool_op_set_flags(dev, data, ETH_FLAG_LRO | ETH_FLAG_RXVLAN |
1132 ETH_FLAG_TXVLAN | ETH_FLAG_RXHASH);
1133 if (rc)
1134 return rc;
1135
de0c62db
DK		 1136 /* TPA requires Rx CSUM offloading */
1137 if ((data & ETH_FLAG_LRO) && bp->rx_csum) {
9bcc0893
HZ		 1138 if (!(bp->flags & TPA_ENABLE_FLAG)) {
1139 bp->flags |= TPA_ENABLE_FLAG;
1140 changed = 1;
1141 }
1142 } else if (bp->flags & TPA_ENABLE_FLAG) {
de0c62db
DK		 1143 dev->features &= ~NETIF_F_LRO;
1144 bp->flags &= ~TPA_ENABLE_FLAG;
1145 changed = 1;
1146 }
1147
de0c62db
DK		 1148 if (changed && netif_running(dev)) {
1149 bnx2x_nic_unload(bp, UNLOAD_NORMAL);
1150 rc = bnx2x_nic_load(bp, LOAD_NORMAL);
1151 }
1152
1153 return rc;
1154}
1155
1156static u32 bnx2x_get_rx_csum(struct net_device *dev)
1157{
1158 struct bnx2x *bp = netdev_priv(dev);
1159
1160 return bp->rx_csum;
1161}
1162
1163static int bnx2x_set_rx_csum(struct net_device *dev, u32 data)
1164{
1165 struct bnx2x *bp = netdev_priv(dev);
1166 int rc = 0;
1167
1168 if (bp->recovery_state != BNX2X_RECOVERY_DONE) {
1169 printk(KERN_ERR "Handling parity error recovery. Try again later\n");
1170 return -EAGAIN;
1171 }
1172
1173 bp->rx_csum = data;
1174
1175 /* Disable TPA, when Rx CSUM is disabled. Otherwise all
1176 TPA'ed packets will be discarded due to wrong TCP CSUM */
1177 if (!data) {
1178 u32 flags = ethtool_op_get_flags(dev);
1179
1180 rc = bnx2x_set_flags(dev, (flags & ~ETH_FLAG_LRO));
1181 }
1182
1183 return rc;
1184}
1185
1186static int bnx2x_set_tso(struct net_device *dev, u32 data)
1187{
1188 if (data) {
1189 dev->features |= (NETIF_F_TSO | NETIF_F_TSO_ECN);
1190 dev->features |= NETIF_F_TSO6;
1191 } else {
1192 dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO_ECN);
1193 dev->features &= ~NETIF_F_TSO6;
1194 }
1195
1196 return 0;
1197}
1198
1199static const struct {
1200 char string[ETH_GSTRING_LEN];
1201} bnx2x_tests_str_arr[BNX2X_NUM_TESTS] = {
1202 { "register_test (offline)" },
1203 { "memory_test (offline)" },
1204 { "loopback_test (offline)" },
1205 { "nvram_test (online)" },
1206 { "interrupt_test (online)" },
1207 { "link_test (online)" },
1208 { "idle check (online)" }
1209};
1210
1211static int bnx2x_test_registers(struct bnx2x *bp)
1212{
1213 int idx, i, rc = -ENODEV;
1214 u32 wr_val = 0;
1215 int port = BP_PORT(bp);
1216 static const struct {
1217 u32 offset0;
1218 u32 offset1;
1219 u32 mask;
1220 } reg_tbl[] = {
1221/* 0 */ { BRB1_REG_PAUSE_LOW_THRESHOLD_0, 4, 0x000003ff },
1222 { DORQ_REG_DB_ADDR0, 4, 0xffffffff },
1223 { HC_REG_AGG_INT_0, 4, 0x000003ff },
1224 { PBF_REG_MAC_IF0_ENABLE, 4, 0x00000001 },
1225 { PBF_REG_P0_INIT_CRD, 4, 0x000007ff },
1226 { PRS_REG_CID_PORT_0, 4, 0x00ffffff },
1227 { PXP2_REG_PSWRQ_CDU0_L2P, 4, 0x000fffff },
1228 { PXP2_REG_RQ_CDU0_EFIRST_MEM_ADDR, 8, 0x0003ffff },
1229 { PXP2_REG_PSWRQ_TM0_L2P, 4, 0x000fffff },
1230 { PXP2_REG_RQ_USDM0_EFIRST_MEM_ADDR, 8, 0x0003ffff },
1231/* 10 */ { PXP2_REG_PSWRQ_TSDM0_L2P, 4, 0x000fffff },
1232 { QM_REG_CONNNUM_0, 4, 0x000fffff },
1233 { TM_REG_LIN0_MAX_ACTIVE_CID, 4, 0x0003ffff },
1234 { SRC_REG_KEYRSS0_0, 40, 0xffffffff },
1235 { SRC_REG_KEYRSS0_7, 40, 0xffffffff },
1236 { XCM_REG_WU_DA_SET_TMR_CNT_FLG_CMD00, 4, 0x00000001 },
1237 { XCM_REG_WU_DA_CNT_CMD00, 4, 0x00000003 },
1238 { XCM_REG_GLB_DEL_ACK_MAX_CNT_0, 4, 0x000000ff },
1239 { NIG_REG_LLH0_T_BIT, 4, 0x00000001 },
1240 { NIG_REG_EMAC0_IN_EN, 4, 0x00000001 },
1241/* 20 */ { NIG_REG_BMAC0_IN_EN, 4, 0x00000001 },
1242 { NIG_REG_XCM0_OUT_EN, 4, 0x00000001 },
1243 { NIG_REG_BRB0_OUT_EN, 4, 0x00000001 },
1244 { NIG_REG_LLH0_XCM_MASK, 4, 0x00000007 },
1245 { NIG_REG_LLH0_ACPI_PAT_6_LEN, 68, 0x000000ff },
1246 { NIG_REG_LLH0_ACPI_PAT_0_CRC, 68, 0xffffffff },
1247 { NIG_REG_LLH0_DEST_MAC_0_0, 160, 0xffffffff },
1248 { NIG_REG_LLH0_DEST_IP_0_1, 160, 0xffffffff },
1249 { NIG_REG_LLH0_IPV4_IPV6_0, 160, 0x00000001 },
1250 { NIG_REG_LLH0_DEST_UDP_0, 160, 0x0000ffff },
1251/* 30 */ { NIG_REG_LLH0_DEST_TCP_0, 160, 0x0000ffff },
1252 { NIG_REG_LLH0_VLAN_ID_0, 160, 0x00000fff },
1253 { NIG_REG_XGXS_SERDES0_MODE_SEL, 4, 0x00000001 },
1254 { NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0, 4, 0x00000001 },
1255 { NIG_REG_STATUS_INTERRUPT_PORT0, 4, 0x07ffffff },
1256 { NIG_REG_XGXS0_CTRL_EXTREMOTEMDIOST, 24, 0x00000001 },
1257 { NIG_REG_SERDES0_CTRL_PHY_ADDR, 16, 0x0000001f },
1258
1259 { 0xffffffff, 0, 0x00000000 }
1260 };
1261
1262 if (!netif_running(bp->dev))
1263 return rc;
1264
1265 /* Repeat the test twice:
1266 First by writing 0x00000000, second by writing 0xffffffff */
1267 for (idx = 0; idx < 2; idx++) {
1268
1269 switch (idx) {
1270 case 0:
1271 wr_val = 0;
1272 break;
1273 case 1:
1274 wr_val = 0xffffffff;
1275 break;
1276 }
1277
1278 for (i = 0; reg_tbl[i].offset0 != 0xffffffff; i++) {
1279 u32 offset, mask, save_val, val;
f2e0899f
DK		 1280 if (CHIP_IS_E2(bp) &&
1281 reg_tbl[i].offset0 == HC_REG_AGG_INT_0)
1282 continue;
de0c62db
DK		 1283
1284 offset = reg_tbl[i].offset0 + port*reg_tbl[i].offset1;
1285 mask = reg_tbl[i].mask;
1286
1287 save_val = REG_RD(bp, offset);
1288
1289 REG_WR(bp, offset, (wr_val & mask));
f85582f8 1290
de0c62db
DK		 1291 val = REG_RD(bp, offset);
1292
1293 /* Restore the original register's value */
1294 REG_WR(bp, offset, save_val);
1295
1296 /* verify value is as expected */
1297 if ((val & mask) != (wr_val & mask)) {
1298 DP(NETIF_MSG_PROBE,
1299 "offset 0x%x: val 0x%x != 0x%x mask 0x%x\n",
1300 offset, val, wr_val, mask);
1301 goto test_reg_exit;
1302 }
1303 }
1304 }
1305
1306 rc = 0;
1307
1308test_reg_exit:
1309 return rc;
1310}
1311
1312static int bnx2x_test_memory(struct bnx2x *bp)
1313{
1314 int i, j, rc = -ENODEV;
1315 u32 val;
1316 static const struct {
1317 u32 offset;
1318 int size;
1319 } mem_tbl[] = {
1320 { CCM_REG_XX_DESCR_TABLE, CCM_REG_XX_DESCR_TABLE_SIZE },
1321 { CFC_REG_ACTIVITY_COUNTER, CFC_REG_ACTIVITY_COUNTER_SIZE },
1322 { CFC_REG_LINK_LIST, CFC_REG_LINK_LIST_SIZE },
1323 { DMAE_REG_CMD_MEM, DMAE_REG_CMD_MEM_SIZE },
1324 { TCM_REG_XX_DESCR_TABLE, TCM_REG_XX_DESCR_TABLE_SIZE },
1325 { UCM_REG_XX_DESCR_TABLE, UCM_REG_XX_DESCR_TABLE_SIZE },
1326 { XCM_REG_XX_DESCR_TABLE, XCM_REG_XX_DESCR_TABLE_SIZE },
1327
1328 { 0xffffffff, 0 }
1329 };
1330 static const struct {
1331 char *name;
1332 u32 offset;
1333 u32 e1_mask;
1334 u32 e1h_mask;
f2e0899f 1335 u32 e2_mask;
de0c62db 1336 } prty_tbl[] = {
f2e0899f
DK		 1337 { "CCM_PRTY_STS", CCM_REG_CCM_PRTY_STS, 0x3ffc0, 0, 0 },
1338 { "CFC_PRTY_STS", CFC_REG_CFC_PRTY_STS, 0x2, 0x2, 0 },
1339 { "DMAE_PRTY_STS", DMAE_REG_DMAE_PRTY_STS, 0, 0, 0 },
1340 { "TCM_PRTY_STS", TCM_REG_TCM_PRTY_STS, 0x3ffc0, 0, 0 },
1341 { "UCM_PRTY_STS", UCM_REG_UCM_PRTY_STS, 0x3ffc0, 0, 0 },
1342 { "XCM_PRTY_STS", XCM_REG_XCM_PRTY_STS, 0x3ffc1, 0, 0 },
1343
1344 { NULL, 0xffffffff, 0, 0, 0 }
de0c62db
DK		 1345 };
1346
1347 if (!netif_running(bp->dev))
1348 return rc;
1349
f2e0899f
DK		 1350 /* pre-Check the parity status */
1351 for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) {
1352 val = REG_RD(bp, prty_tbl[i].offset);
1353 if ((CHIP_IS_E1(bp) && (val & ~(prty_tbl[i].e1_mask))) ||
1354 (CHIP_IS_E1H(bp) && (val & ~(prty_tbl[i].e1h_mask))) ||
1355 (CHIP_IS_E2(bp) && (val & ~(prty_tbl[i].e2_mask)))) {
1356 DP(NETIF_MSG_HW,
1357 "%s is 0x%x\n", prty_tbl[i].name, val);
1358 goto test_mem_exit;
1359 }
1360 }
1361
de0c62db
DK		 1362 /* Go through all the memories */
1363 for (i = 0; mem_tbl[i].offset != 0xffffffff; i++)
1364 for (j = 0; j < mem_tbl[i].size; j++)
1365 REG_RD(bp, mem_tbl[i].offset + j*4);
1366
1367 /* Check the parity status */
1368 for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) {
1369 val = REG_RD(bp, prty_tbl[i].offset);
1370 if ((CHIP_IS_E1(bp) && (val & ~(prty_tbl[i].e1_mask))) ||
f2e0899f
DK		 1371 (CHIP_IS_E1H(bp) && (val & ~(prty_tbl[i].e1h_mask))) ||
1372 (CHIP_IS_E2(bp) && (val & ~(prty_tbl[i].e2_mask)))) {
de0c62db
DK		 1373 DP(NETIF_MSG_HW,
1374 "%s is 0x%x\n", prty_tbl[i].name, val);
1375 goto test_mem_exit;
1376 }
1377 }
1378
1379 rc = 0;
1380
1381test_mem_exit:
1382 return rc;
1383}
1384
a22f0788 1385static void bnx2x_wait_for_link(struct bnx2x *bp, u8 link_up, u8 is_serdes)
de0c62db 1386{
f2e0899f 1387 int cnt = 1400;
de0c62db
DK		 1388
1389 if (link_up)
a22f0788 1390 while (bnx2x_link_test(bp, is_serdes) && cnt--)
de0c62db
DK		 1391 msleep(10);
1392}
1393
1394static int bnx2x_run_loopback(struct bnx2x *bp, int loopback_mode, u8 link_up)
1395{
1396 unsigned int pkt_size, num_pkts, i;
1397 struct sk_buff *skb;
1398 unsigned char *packet;
1399 struct bnx2x_fastpath *fp_rx = &bp->fp[0];
1400 struct bnx2x_fastpath *fp_tx = &bp->fp[0];
1401 u16 tx_start_idx, tx_idx;
1402 u16 rx_start_idx, rx_idx;
1403 u16 pkt_prod, bd_prod;
1404 struct sw_tx_bd *tx_buf;
1405 struct eth_tx_start_bd *tx_start_bd;
f2e0899f
DK		 1406 struct eth_tx_parse_bd_e1x *pbd_e1x = NULL;
1407 struct eth_tx_parse_bd_e2 *pbd_e2 = NULL;
de0c62db
DK		 1408 dma_addr_t mapping;
1409 union eth_rx_cqe *cqe;
1410 u8 cqe_fp_flags;
1411 struct sw_rx_bd *rx_buf;
1412 u16 len;
1413 int rc = -ENODEV;
1414
1415 /* check the loopback mode */
1416 switch (loopback_mode) {
1417 case BNX2X_PHY_LOOPBACK:
de6eae1f 1418 if (bp->link_params.loopback_mode != LOOPBACK_XGXS)
de0c62db
DK		 1419 return -EINVAL;
1420 break;
1421 case BNX2X_MAC_LOOPBACK:
1422 bp->link_params.loopback_mode = LOOPBACK_BMAC;
1423 bnx2x_phy_init(&bp->link_params, &bp->link_vars);
1424 break;
1425 default:
1426 return -EINVAL;
1427 }
1428
1429 /* prepare the loopback packet */
1430 pkt_size = (((bp->dev->mtu < ETH_MAX_PACKET_SIZE) ?
1431 bp->dev->mtu : ETH_MAX_PACKET_SIZE) + ETH_HLEN);
1432 skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size);
1433 if (!skb) {
1434 rc = -ENOMEM;
1435 goto test_loopback_exit;
1436 }
1437 packet = skb_put(skb, pkt_size);
1438 memcpy(packet, bp->dev->dev_addr, ETH_ALEN);
1439 memset(packet + ETH_ALEN, 0, ETH_ALEN);
1440 memset(packet + 2*ETH_ALEN, 0x77, (ETH_HLEN - 2*ETH_ALEN));
1441 for (i = ETH_HLEN; i < pkt_size; i++)
1442 packet[i] = (unsigned char) (i & 0xff);
1443
1444 /* send the loopback packet */
1445 num_pkts = 0;
1446 tx_start_idx = le16_to_cpu(*fp_tx->tx_cons_sb);
1447 rx_start_idx = le16_to_cpu(*fp_rx->rx_cons_sb);
1448
1449 pkt_prod = fp_tx->tx_pkt_prod++;
1450 tx_buf = &fp_tx->tx_buf_ring[TX_BD(pkt_prod)];
1451 tx_buf->first_bd = fp_tx->tx_bd_prod;
1452 tx_buf->skb = skb;
1453 tx_buf->flags = 0;
1454
1455 bd_prod = TX_BD(fp_tx->tx_bd_prod);
1456 tx_start_bd = &fp_tx->tx_desc_ring[bd_prod].start_bd;
1457 mapping = dma_map_single(&bp->pdev->dev, skb->data,
1458 skb_headlen(skb), DMA_TO_DEVICE);
1459 tx_start_bd->addr_hi = cpu_to_le32(U64_HI(mapping));
1460 tx_start_bd->addr_lo = cpu_to_le32(U64_LO(mapping));
1461 tx_start_bd->nbd = cpu_to_le16(2); /* start + pbd */
1462 tx_start_bd->nbytes = cpu_to_le16(skb_headlen(skb));
523224a3 1463 tx_start_bd->vlan_or_ethertype = cpu_to_le16(pkt_prod);
de0c62db 1464 tx_start_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_START_BD;
523224a3
DK		 1465 SET_FLAG(tx_start_bd->general_data,
1466 ETH_TX_START_BD_ETH_ADDR_TYPE,
1467 UNICAST_ADDRESS);
1468 SET_FLAG(tx_start_bd->general_data,
1469 ETH_TX_START_BD_HDR_NBDS,
1470 1);
de0c62db
DK		 1471
1472 /* turn on parsing and get a BD */
1473 bd_prod = TX_BD(NEXT_TX_IDX(bd_prod));
f85582f8 1474
523224a3 1475 pbd_e1x = &fp_tx->tx_desc_ring[bd_prod].parse_bd_e1x;
f2e0899f 1476 pbd_e2 = &fp_tx->tx_desc_ring[bd_prod].parse_bd_e2;
de0c62db 1477
f2e0899f 1478 memset(pbd_e2, 0, sizeof(struct eth_tx_parse_bd_e2));
523224a3 1479 memset(pbd_e1x, 0, sizeof(struct eth_tx_parse_bd_e1x));
de0c62db
DK		 1480
1481 wmb();
1482
1483 fp_tx->tx_db.data.prod += 2;
1484 barrier();
1485 DOORBELL(bp, fp_tx->index, fp_tx->tx_db.raw);
1486
1487 mmiowb();
1488
1489 num_pkts++;
1490 fp_tx->tx_bd_prod += 2; /* start + pbd */
1491
1492 udelay(100);
1493
1494 tx_idx = le16_to_cpu(*fp_tx->tx_cons_sb);
1495 if (tx_idx != tx_start_idx + num_pkts)
1496 goto test_loopback_exit;
1497
f2e0899f
DK		 1498 /* Unlike HC IGU won't generate an interrupt for status block
1499 * updates that have been performed while interrupts were
1500 * disabled.
1501 */
1502 if (bp->common.int_block == INT_BLOCK_IGU)
1503 bnx2x_tx_int(fp_tx);
1504
de0c62db
DK		 1505 rx_idx = le16_to_cpu(*fp_rx->rx_cons_sb);
1506 if (rx_idx != rx_start_idx + num_pkts)
1507 goto test_loopback_exit;
1508
1509 cqe = &fp_rx->rx_comp_ring[RCQ_BD(fp_rx->rx_comp_cons)];
1510 cqe_fp_flags = cqe->fast_path_cqe.type_error_flags;
1511 if (CQE_TYPE(cqe_fp_flags) || (cqe_fp_flags & ETH_RX_ERROR_FALGS))
1512 goto test_loopback_rx_exit;
1513
1514 len = le16_to_cpu(cqe->fast_path_cqe.pkt_len);
1515 if (len != pkt_size)
1516 goto test_loopback_rx_exit;
1517
1518 rx_buf = &fp_rx->rx_buf_ring[RX_BD(fp_rx->rx_bd_cons)];
1519 skb = rx_buf->skb;
1520 skb_reserve(skb, cqe->fast_path_cqe.placement_offset);
1521 for (i = ETH_HLEN; i < pkt_size; i++)
1522 if (*(skb->data + i) != (unsigned char) (i & 0xff))
1523 goto test_loopback_rx_exit;
1524
1525 rc = 0;
1526
1527test_loopback_rx_exit:
1528
1529 fp_rx->rx_bd_cons = NEXT_RX_IDX(fp_rx->rx_bd_cons);
1530 fp_rx->rx_bd_prod = NEXT_RX_IDX(fp_rx->rx_bd_prod);
1531 fp_rx->rx_comp_cons = NEXT_RCQ_IDX(fp_rx->rx_comp_cons);
1532 fp_rx->rx_comp_prod = NEXT_RCQ_IDX(fp_rx->rx_comp_prod);
1533
1534 /* Update producers */
1535 bnx2x_update_rx_prod(bp, fp_rx, fp_rx->rx_bd_prod, fp_rx->rx_comp_prod,
1536 fp_rx->rx_sge_prod);
1537
1538test_loopback_exit:
1539 bp->link_params.loopback_mode = LOOPBACK_NONE;
1540
1541 return rc;
1542}
1543
1544static int bnx2x_test_loopback(struct bnx2x *bp, u8 link_up)
1545{
1546 int rc = 0, res;
1547
1548 if (BP_NOMCP(bp))
1549 return rc;
1550
1551 if (!netif_running(bp->dev))
1552 return BNX2X_LOOPBACK_FAILED;
1553
1554 bnx2x_netif_stop(bp, 1);
1555 bnx2x_acquire_phy_lock(bp);
1556
1557 res = bnx2x_run_loopback(bp, BNX2X_PHY_LOOPBACK, link_up);
1558 if (res) {
1559 DP(NETIF_MSG_PROBE, " PHY loopback failed (res %d)\n", res);
1560 rc |= BNX2X_PHY_LOOPBACK_FAILED;
1561 }
1562
1563 res = bnx2x_run_loopback(bp, BNX2X_MAC_LOOPBACK, link_up);
1564 if (res) {
1565 DP(NETIF_MSG_PROBE, " MAC loopback failed (res %d)\n", res);
1566 rc |= BNX2X_MAC_LOOPBACK_FAILED;
1567 }
1568
1569 bnx2x_release_phy_lock(bp);
1570 bnx2x_netif_start(bp);
1571
1572 return rc;
1573}
1574
1575#define CRC32_RESIDUAL 0xdebb20e3
1576
1577static int bnx2x_test_nvram(struct bnx2x *bp)
1578{
1579 static const struct {
1580 int offset;
1581 int size;
1582 } nvram_tbl[] = {
1583 { 0, 0x14 }, /* bootstrap */
1584 { 0x14, 0xec }, /* dir */
1585 { 0x100, 0x350 }, /* manuf_info */
1586 { 0x450, 0xf0 }, /* feature_info */
1587 { 0x640, 0x64 }, /* upgrade_key_info */
1588 { 0x6a4, 0x64 },
1589 { 0x708, 0x70 }, /* manuf_key_info */
1590 { 0x778, 0x70 },
1591 { 0, 0 }
1592 };
1593 __be32 buf[0x350 / 4];
1594 u8 *data = (u8 *)buf;
1595 int i, rc;
1596 u32 magic, crc;
1597
1598 if (BP_NOMCP(bp))
1599 return 0;
1600
1601 rc = bnx2x_nvram_read(bp, 0, data, 4);
1602 if (rc) {
1603 DP(NETIF_MSG_PROBE, "magic value read (rc %d)\n", rc);
1604 goto test_nvram_exit;
1605 }
1606
1607 magic = be32_to_cpu(buf[0]);
1608 if (magic != 0x669955aa) {
1609 DP(NETIF_MSG_PROBE, "magic value (0x%08x)\n", magic);
1610 rc = -ENODEV;
1611 goto test_nvram_exit;
1612 }
1613
1614 for (i = 0; nvram_tbl[i].size; i++) {
1615
1616 rc = bnx2x_nvram_read(bp, nvram_tbl[i].offset, data,
1617 nvram_tbl[i].size);
1618 if (rc) {
1619 DP(NETIF_MSG_PROBE,
1620 "nvram_tbl[%d] read data (rc %d)\n", i, rc);
1621 goto test_nvram_exit;
1622 }
1623
1624 crc = ether_crc_le(nvram_tbl[i].size, data);
1625 if (crc != CRC32_RESIDUAL) {
1626 DP(NETIF_MSG_PROBE,
1627 "nvram_tbl[%d] crc value (0x%08x)\n", i, crc);
1628 rc = -ENODEV;
1629 goto test_nvram_exit;
1630 }
1631 }
1632
1633test_nvram_exit:
1634 return rc;
1635}
1636
1637static int bnx2x_test_intr(struct bnx2x *bp)
1638{
1639 struct mac_configuration_cmd *config = bnx2x_sp(bp, mac_config);
1640 int i, rc;
1641
1642 if (!netif_running(bp->dev))
1643 return -ENODEV;
1644
1645 config->hdr.length = 0;
1646 if (CHIP_IS_E1(bp))
f2e0899f 1647 config->hdr.offset = (BP_PORT(bp) ? 32 : 0);
de0c62db
DK		 1648 else
1649 config->hdr.offset = BP_FUNC(bp);
1650 config->hdr.client_id = bp->fp->cl_id;
1651 config->hdr.reserved1 = 0;
1652
1653 bp->set_mac_pending++;
1654 smp_wmb();
523224a3 1655 rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_SET_MAC, 0,
de0c62db 1656 U64_HI(bnx2x_sp_mapping(bp, mac_config)),
523224a3 1657 U64_LO(bnx2x_sp_mapping(bp, mac_config)), 1);
de0c62db
DK		 1658 if (rc == 0) {
1659 for (i = 0; i < 10; i++) {
1660 if (!bp->set_mac_pending)
1661 break;
1662 smp_rmb();
1663 msleep_interruptible(10);
1664 }
1665 if (i == 10)
1666 rc = -ENODEV;
1667 }
1668
1669 return rc;
1670}
1671
1672static void bnx2x_self_test(struct net_device *dev,
1673 struct ethtool_test *etest, u64 *buf)
1674{
1675 struct bnx2x *bp = netdev_priv(dev);
a22f0788 1676 u8 is_serdes;
de0c62db
DK		 1677 if (bp->recovery_state != BNX2X_RECOVERY_DONE) {
1678 printk(KERN_ERR "Handling parity error recovery. Try again later\n");
1679 etest->flags |= ETH_TEST_FL_FAILED;
1680 return;
1681 }
1682
1683 memset(buf, 0, sizeof(u64) * BNX2X_NUM_TESTS);
1684
1685 if (!netif_running(dev))
1686 return;
1687
1688 /* offline tests are not supported in MF mode */
fb3bff17 1689 if (IS_MF(bp))
de0c62db 1690 etest->flags &= ~ETH_TEST_FL_OFFLINE;
a22f0788 1691 is_serdes = (bp->link_vars.link_status & LINK_STATUS_SERDES_LINK) > 0;
de0c62db
DK		 1692
1693 if (etest->flags & ETH_TEST_FL_OFFLINE) {
1694 int port = BP_PORT(bp);
1695 u32 val;
1696 u8 link_up;
1697
1698 /* save current value of input enable for TX port IF */
1699 val = REG_RD(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4);
1700 /* disable input for TX port IF */
1701 REG_WR(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4, 0);
1702
a22f0788
YR		 1703 link_up = bp->link_vars.link_up;
1704
de0c62db
DK		 1705 bnx2x_nic_unload(bp, UNLOAD_NORMAL);
1706 bnx2x_nic_load(bp, LOAD_DIAG);
1707 /* wait until link state is restored */
a22f0788 1708 bnx2x_wait_for_link(bp, link_up, is_serdes);
de0c62db
DK		 1709
1710 if (bnx2x_test_registers(bp) != 0) {
1711 buf[0] = 1;
1712 etest->flags |= ETH_TEST_FL_FAILED;
1713 }
1714 if (bnx2x_test_memory(bp) != 0) {
1715 buf[1] = 1;
1716 etest->flags |= ETH_TEST_FL_FAILED;
1717 }
f85582f8 1718
de0c62db
DK		 1719 buf[2] = bnx2x_test_loopback(bp, link_up);
1720 if (buf[2] != 0)
1721 etest->flags |= ETH_TEST_FL_FAILED;
1722
1723 bnx2x_nic_unload(bp, UNLOAD_NORMAL);
1724
1725 /* restore input for TX port IF */
1726 REG_WR(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4, val);
1727
1728 bnx2x_nic_load(bp, LOAD_NORMAL);
1729 /* wait until link state is restored */
a22f0788 1730 bnx2x_wait_for_link(bp, link_up, is_serdes);
de0c62db
DK		 1731 }
1732 if (bnx2x_test_nvram(bp) != 0) {
1733 buf[3] = 1;
1734 etest->flags |= ETH_TEST_FL_FAILED;
1735 }
1736 if (bnx2x_test_intr(bp) != 0) {
1737 buf[4] = 1;
1738 etest->flags |= ETH_TEST_FL_FAILED;
1739 }
1740 if (bp->port.pmf)
a22f0788 1741 if (bnx2x_link_test(bp, is_serdes) != 0) {
de0c62db
DK		 1742 buf[5] = 1;
1743 etest->flags |= ETH_TEST_FL_FAILED;
1744 }
1745
1746#ifdef BNX2X_EXTRA_DEBUG
1747 bnx2x_panic_dump(bp);
1748#endif
1749}
1750
1751static const struct {
1752 long offset;
1753 int size;
1754 u8 string[ETH_GSTRING_LEN];
1755} bnx2x_q_stats_arr[BNX2X_NUM_Q_STATS] = {
1756/* 1 */ { Q_STATS_OFFSET32(total_bytes_received_hi), 8, "[%d]: rx_bytes" },
1757 { Q_STATS_OFFSET32(error_bytes_received_hi),
1758 8, "[%d]: rx_error_bytes" },
1759 { Q_STATS_OFFSET32(total_unicast_packets_received_hi),
1760 8, "[%d]: rx_ucast_packets" },
1761 { Q_STATS_OFFSET32(total_multicast_packets_received_hi),
1762 8, "[%d]: rx_mcast_packets" },
1763 { Q_STATS_OFFSET32(total_broadcast_packets_received_hi),
1764 8, "[%d]: rx_bcast_packets" },
1765 { Q_STATS_OFFSET32(no_buff_discard_hi), 8, "[%d]: rx_discards" },
1766 { Q_STATS_OFFSET32(rx_err_discard_pkt),
1767 4, "[%d]: rx_phy_ip_err_discards"},
1768 { Q_STATS_OFFSET32(rx_skb_alloc_failed),
1769 4, "[%d]: rx_skb_alloc_discard" },
1770 { Q_STATS_OFFSET32(hw_csum_err), 4, "[%d]: rx_csum_offload_errors" },
1771
1772/* 10 */{ Q_STATS_OFFSET32(total_bytes_transmitted_hi), 8, "[%d]: tx_bytes" },
1773 { Q_STATS_OFFSET32(total_unicast_packets_transmitted_hi),
1774 8, "[%d]: tx_ucast_packets" },
1775 { Q_STATS_OFFSET32(total_multicast_packets_transmitted_hi),
1776 8, "[%d]: tx_mcast_packets" },
1777 { Q_STATS_OFFSET32(total_broadcast_packets_transmitted_hi),
1778 8, "[%d]: tx_bcast_packets" }
1779};
1780
1781static const struct {
1782 long offset;
1783 int size;
1784 u32 flags;
1785#define STATS_FLAGS_PORT 1
1786#define STATS_FLAGS_FUNC 2
1787#define STATS_FLAGS_BOTH (STATS_FLAGS_FUNC | STATS_FLAGS_PORT)
1788 u8 string[ETH_GSTRING_LEN];
1789} bnx2x_stats_arr[BNX2X_NUM_STATS] = {
1790/* 1 */ { STATS_OFFSET32(total_bytes_received_hi),
1791 8, STATS_FLAGS_BOTH, "rx_bytes" },
1792 { STATS_OFFSET32(error_bytes_received_hi),
1793 8, STATS_FLAGS_BOTH, "rx_error_bytes" },
1794 { STATS_OFFSET32(total_unicast_packets_received_hi),
1795 8, STATS_FLAGS_BOTH, "rx_ucast_packets" },
1796 { STATS_OFFSET32(total_multicast_packets_received_hi),
1797 8, STATS_FLAGS_BOTH, "rx_mcast_packets" },
1798 { STATS_OFFSET32(total_broadcast_packets_received_hi),
1799 8, STATS_FLAGS_BOTH, "rx_bcast_packets" },
1800 { STATS_OFFSET32(rx_stat_dot3statsfcserrors_hi),
1801 8, STATS_FLAGS_PORT, "rx_crc_errors" },
1802 { STATS_OFFSET32(rx_stat_dot3statsalignmenterrors_hi),
1803 8, STATS_FLAGS_PORT, "rx_align_errors" },
1804 { STATS_OFFSET32(rx_stat_etherstatsundersizepkts_hi),
1805 8, STATS_FLAGS_PORT, "rx_undersize_packets" },
1806 { STATS_OFFSET32(etherstatsoverrsizepkts_hi),
1807 8, STATS_FLAGS_PORT, "rx_oversize_packets" },
1808/* 10 */{ STATS_OFFSET32(rx_stat_etherstatsfragments_hi),
1809 8, STATS_FLAGS_PORT, "rx_fragments" },
1810 { STATS_OFFSET32(rx_stat_etherstatsjabbers_hi),
1811 8, STATS_FLAGS_PORT, "rx_jabbers" },
1812 { STATS_OFFSET32(no_buff_discard_hi),
1813 8, STATS_FLAGS_BOTH, "rx_discards" },
1814 { STATS_OFFSET32(mac_filter_discard),
1815 4, STATS_FLAGS_PORT, "rx_filtered_packets" },
1816 { STATS_OFFSET32(xxoverflow_discard),
1817 4, STATS_FLAGS_PORT, "rx_fw_discards" },
1818 { STATS_OFFSET32(brb_drop_hi),
1819 8, STATS_FLAGS_PORT, "rx_brb_discard" },
1820 { STATS_OFFSET32(brb_truncate_hi),
1821 8, STATS_FLAGS_PORT, "rx_brb_truncate" },
1822 { STATS_OFFSET32(pause_frames_received_hi),
1823 8, STATS_FLAGS_PORT, "rx_pause_frames" },
1824 { STATS_OFFSET32(rx_stat_maccontrolframesreceived_hi),
1825 8, STATS_FLAGS_PORT, "rx_mac_ctrl_frames" },
1826 { STATS_OFFSET32(nig_timer_max),
1827 4, STATS_FLAGS_PORT, "rx_constant_pause_events" },
1828/* 20 */{ STATS_OFFSET32(rx_err_discard_pkt),
1829 4, STATS_FLAGS_BOTH, "rx_phy_ip_err_discards"},
1830 { STATS_OFFSET32(rx_skb_alloc_failed),
1831 4, STATS_FLAGS_BOTH, "rx_skb_alloc_discard" },
1832 { STATS_OFFSET32(hw_csum_err),
1833 4, STATS_FLAGS_BOTH, "rx_csum_offload_errors" },
1834
1835 { STATS_OFFSET32(total_bytes_transmitted_hi),
1836 8, STATS_FLAGS_BOTH, "tx_bytes" },
1837 { STATS_OFFSET32(tx_stat_ifhcoutbadoctets_hi),
1838 8, STATS_FLAGS_PORT, "tx_error_bytes" },
1839 { STATS_OFFSET32(total_unicast_packets_transmitted_hi),
1840 8, STATS_FLAGS_BOTH, "tx_ucast_packets" },
1841 { STATS_OFFSET32(total_multicast_packets_transmitted_hi),
1842 8, STATS_FLAGS_BOTH, "tx_mcast_packets" },
1843 { STATS_OFFSET32(total_broadcast_packets_transmitted_hi),
1844 8, STATS_FLAGS_BOTH, "tx_bcast_packets" },
1845 { STATS_OFFSET32(tx_stat_dot3statsinternalmactransmiterrors_hi),
1846 8, STATS_FLAGS_PORT, "tx_mac_errors" },
1847 { STATS_OFFSET32(rx_stat_dot3statscarriersenseerrors_hi),
1848 8, STATS_FLAGS_PORT, "tx_carrier_errors" },
1849/* 30 */{ STATS_OFFSET32(tx_stat_dot3statssinglecollisionframes_hi),
1850 8, STATS_FLAGS_PORT, "tx_single_collisions" },
1851 { STATS_OFFSET32(tx_stat_dot3statsmultiplecollisionframes_hi),
1852 8, STATS_FLAGS_PORT, "tx_multi_collisions" },
1853 { STATS_OFFSET32(tx_stat_dot3statsdeferredtransmissions_hi),
1854 8, STATS_FLAGS_PORT, "tx_deferred" },
1855 { STATS_OFFSET32(tx_stat_dot3statsexcessivecollisions_hi),
1856 8, STATS_FLAGS_PORT, "tx_excess_collisions" },
1857 { STATS_OFFSET32(tx_stat_dot3statslatecollisions_hi),
1858 8, STATS_FLAGS_PORT, "tx_late_collisions" },
1859 { STATS_OFFSET32(tx_stat_etherstatscollisions_hi),
1860 8, STATS_FLAGS_PORT, "tx_total_collisions" },
1861 { STATS_OFFSET32(tx_stat_etherstatspkts64octets_hi),
1862 8, STATS_FLAGS_PORT, "tx_64_byte_packets" },
1863 { STATS_OFFSET32(tx_stat_etherstatspkts65octetsto127octets_hi),
1864 8, STATS_FLAGS_PORT, "tx_65_to_127_byte_packets" },
1865 { STATS_OFFSET32(tx_stat_etherstatspkts128octetsto255octets_hi),
1866 8, STATS_FLAGS_PORT, "tx_128_to_255_byte_packets" },
1867 { STATS_OFFSET32(tx_stat_etherstatspkts256octetsto511octets_hi),
1868 8, STATS_FLAGS_PORT, "tx_256_to_511_byte_packets" },
1869/* 40 */{ STATS_OFFSET32(tx_stat_etherstatspkts512octetsto1023octets_hi),
1870 8, STATS_FLAGS_PORT, "tx_512_to_1023_byte_packets" },
1871 { STATS_OFFSET32(etherstatspkts1024octetsto1522octets_hi),
1872 8, STATS_FLAGS_PORT, "tx_1024_to_1522_byte_packets" },
1873 { STATS_OFFSET32(etherstatspktsover1522octets_hi),
1874 8, STATS_FLAGS_PORT, "tx_1523_to_9022_byte_packets" },
1875 { STATS_OFFSET32(pause_frames_sent_hi),
1876 8, STATS_FLAGS_PORT, "tx_pause_frames" }
1877};
1878
1879#define IS_PORT_STAT(i) \
1880 ((bnx2x_stats_arr[i].flags & STATS_FLAGS_BOTH) == STATS_FLAGS_PORT)
1881#define IS_FUNC_STAT(i) (bnx2x_stats_arr[i].flags & STATS_FLAGS_FUNC)
fb3bff17
DK		 1882#define IS_MF_MODE_STAT(bp) \
1883 (IS_MF(bp) && !(bp->msg_enable & BNX2X_MSG_STATS))
de0c62db
DK		 1884
1885static int bnx2x_get_sset_count(struct net_device *dev, int stringset)
1886{
1887 struct bnx2x *bp = netdev_priv(dev);
1888 int i, num_stats;
1889
1890 switch (stringset) {
1891 case ETH_SS_STATS:
1892 if (is_multi(bp)) {
1893 num_stats = BNX2X_NUM_Q_STATS * bp->num_queues;
fb3bff17 1894 if (!IS_MF_MODE_STAT(bp))
de0c62db
DK		 1895 num_stats += BNX2X_NUM_STATS;
1896 } else {
fb3bff17 1897 if (IS_MF_MODE_STAT(bp)) {
de0c62db
DK		 1898 num_stats = 0;
1899 for (i = 0; i < BNX2X_NUM_STATS; i++)
1900 if (IS_FUNC_STAT(i))
1901 num_stats++;
1902 } else
1903 num_stats = BNX2X_NUM_STATS;
1904 }
1905 return num_stats;
1906
1907 case ETH_SS_TEST:
1908 return BNX2X_NUM_TESTS;
1909
1910 default:
1911 return -EINVAL;
1912 }
1913}
1914
1915static void bnx2x_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
1916{
1917 struct bnx2x *bp = netdev_priv(dev);
1918 int i, j, k;
1919
1920 switch (stringset) {
1921 case ETH_SS_STATS:
1922 if (is_multi(bp)) {
1923 k = 0;
1924 for_each_queue(bp, i) {
1925 for (j = 0; j < BNX2X_NUM_Q_STATS; j++)
1926 sprintf(buf + (k + j)*ETH_GSTRING_LEN,
1927 bnx2x_q_stats_arr[j].string, i);
1928 k += BNX2X_NUM_Q_STATS;
1929 }
fb3bff17 1930 if (IS_MF_MODE_STAT(bp))
de0c62db
DK		 1931 break;
1932 for (j = 0; j < BNX2X_NUM_STATS; j++)
1933 strcpy(buf + (k + j)*ETH_GSTRING_LEN,
1934 bnx2x_stats_arr[j].string);
1935 } else {
1936 for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) {
fb3bff17 1937 if (IS_MF_MODE_STAT(bp) && IS_PORT_STAT(i))
de0c62db
DK		 1938 continue;
1939 strcpy(buf + j*ETH_GSTRING_LEN,
1940 bnx2x_stats_arr[i].string);
1941 j++;
1942 }
1943 }
1944 break;
1945
1946 case ETH_SS_TEST:
1947 memcpy(buf, bnx2x_tests_str_arr, sizeof(bnx2x_tests_str_arr));
1948 break;
1949 }
1950}
1951
1952static void bnx2x_get_ethtool_stats(struct net_device *dev,
1953 struct ethtool_stats *stats, u64 *buf)
1954{
1955 struct bnx2x *bp = netdev_priv(dev);
1956 u32 *hw_stats, *offset;
1957 int i, j, k;
1958
1959 if (is_multi(bp)) {
1960 k = 0;
1961 for_each_queue(bp, i) {
1962 hw_stats = (u32 *)&bp->fp[i].eth_q_stats;
1963 for (j = 0; j < BNX2X_NUM_Q_STATS; j++) {
1964 if (bnx2x_q_stats_arr[j].size == 0) {
1965 /* skip this counter */
1966 buf[k + j] = 0;
1967 continue;
1968 }
1969 offset = (hw_stats +
1970 bnx2x_q_stats_arr[j].offset);
1971 if (bnx2x_q_stats_arr[j].size == 4) {
1972 /* 4-byte counter */
1973 buf[k + j] = (u64) *offset;
1974 continue;
1975 }
1976 /* 8-byte counter */
1977 buf[k + j] = HILO_U64(*offset, *(offset + 1));
1978 }
1979 k += BNX2X_NUM_Q_STATS;
1980 }
fb3bff17 1981 if (IS_MF_MODE_STAT(bp))
de0c62db
DK		 1982 return;
1983 hw_stats = (u32 *)&bp->eth_stats;
1984 for (j = 0; j < BNX2X_NUM_STATS; j++) {
1985 if (bnx2x_stats_arr[j].size == 0) {
1986 /* skip this counter */
1987 buf[k + j] = 0;
1988 continue;
1989 }
1990 offset = (hw_stats + bnx2x_stats_arr[j].offset);
1991 if (bnx2x_stats_arr[j].size == 4) {
1992 /* 4-byte counter */
1993 buf[k + j] = (u64) *offset;
1994 continue;
1995 }
1996 /* 8-byte counter */
1997 buf[k + j] = HILO_U64(*offset, *(offset + 1));
1998 }
1999 } else {
2000 hw_stats = (u32 *)&bp->eth_stats;
2001 for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) {
fb3bff17 2002 if (IS_MF_MODE_STAT(bp) && IS_PORT_STAT(i))
de0c62db
DK		 2003 continue;
2004 if (bnx2x_stats_arr[i].size == 0) {
2005 /* skip this counter */
2006 buf[j] = 0;
2007 j++;
2008 continue;
2009 }
2010 offset = (hw_stats + bnx2x_stats_arr[i].offset);
2011 if (bnx2x_stats_arr[i].size == 4) {
2012 /* 4-byte counter */
2013 buf[j] = (u64) *offset;
2014 j++;
2015 continue;
2016 }
2017 /* 8-byte counter */
2018 buf[j] = HILO_U64(*offset, *(offset + 1));
2019 j++;
2020 }
2021 }
2022}
2023
2024static int bnx2x_phys_id(struct net_device *dev, u32 data)
2025{
2026 struct bnx2x *bp = netdev_priv(dev);
2027 int i;
2028
2029 if (!netif_running(dev))
2030 return 0;
2031
2032 if (!bp->port.pmf)
2033 return 0;
2034
2035 if (data == 0)
2036 data = 2;
2037
2038 for (i = 0; i < (data * 2); i++) {
2039 if ((i % 2) == 0)
7f02c4ad
YR		 2040 bnx2x_set_led(&bp->link_params, &bp->link_vars,
2041 LED_MODE_OPER, SPEED_1000);
de0c62db 2042 else
7f02c4ad
YR		 2043 bnx2x_set_led(&bp->link_params, &bp->link_vars,
2044 LED_MODE_OFF, 0);
de0c62db
DK		 2045
2046 msleep_interruptible(500);
2047 if (signal_pending(current))
2048 break;
2049 }
2050
2051 if (bp->link_vars.link_up)
7f02c4ad 2052 bnx2x_set_led(&bp->link_params, &bp->link_vars, LED_MODE_OPER,
de0c62db
DK		 2053 bp->link_vars.line_speed);
2054
2055 return 0;
2056}
2057
2058static const struct ethtool_ops bnx2x_ethtool_ops = {
2059 .get_settings = bnx2x_get_settings,
2060 .set_settings = bnx2x_set_settings,
2061 .get_drvinfo = bnx2x_get_drvinfo,
2062 .get_regs_len = bnx2x_get_regs_len,
2063 .get_regs = bnx2x_get_regs,
2064 .get_wol = bnx2x_get_wol,
2065 .set_wol = bnx2x_set_wol,
2066 .get_msglevel = bnx2x_get_msglevel,
2067 .set_msglevel = bnx2x_set_msglevel,
2068 .nway_reset = bnx2x_nway_reset,
2069 .get_link = bnx2x_get_link,
2070 .get_eeprom_len = bnx2x_get_eeprom_len,
2071 .get_eeprom = bnx2x_get_eeprom,
2072 .set_eeprom = bnx2x_set_eeprom,
2073 .get_coalesce = bnx2x_get_coalesce,
2074 .set_coalesce = bnx2x_set_coalesce,
2075 .get_ringparam = bnx2x_get_ringparam,
2076 .set_ringparam = bnx2x_set_ringparam,
2077 .get_pauseparam = bnx2x_get_pauseparam,
2078 .set_pauseparam = bnx2x_set_pauseparam,
2079 .get_rx_csum = bnx2x_get_rx_csum,
2080 .set_rx_csum = bnx2x_set_rx_csum,
2081 .get_tx_csum = ethtool_op_get_tx_csum,
2082 .set_tx_csum = ethtool_op_set_tx_hw_csum,
2083 .set_flags = bnx2x_set_flags,
2084 .get_flags = ethtool_op_get_flags,
2085 .get_sg = ethtool_op_get_sg,
2086 .set_sg = ethtool_op_set_sg,
2087 .get_tso = ethtool_op_get_tso,
2088 .set_tso = bnx2x_set_tso,
2089 .self_test = bnx2x_self_test,
2090 .get_sset_count = bnx2x_get_sset_count,
2091 .get_strings = bnx2x_get_strings,
2092 .phys_id = bnx2x_phys_id,
2093 .get_ethtool_stats = bnx2x_get_ethtool_stats,
2094};
2095
2096void bnx2x_set_ethtool_ops(struct net_device *netdev)
2097{
2098 SET_ETHTOOL_OPS(netdev, &bnx2x_ethtool_ops);
2099}
Clone of davem's net-next-2.6 tree