]> git.proxmox.com Git - mirror_ubuntu-focal-kernel.git/blob - drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
projects / mirror_ubuntu-focal-kernel.git / blob
? search:
summary | shortlog | log | commit | commitdiff | tree
blame | history | raw | HEAD
Merge remote-tracking branches 'asoc/topic/ac97', 'asoc/topic/ac97-mfd', 'asoc/topic...
[mirror_ubuntu-focal-kernel.git] / drivers / net / ethernet / broadcom / bnxt / bnxt_ethtool.c
1 /* Broadcom NetXtreme-C/E network driver.
2 *
3 * Copyright (c) 2014-2016 Broadcom Corporation
4 * Copyright (c) 2016-2017 Broadcom Limited
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation.
9 */
10
11 #include <linux/ctype.h>
12 #include <linux/stringify.h>
13 #include <linux/ethtool.h>
14 #include <linux/interrupt.h>
15 #include <linux/pci.h>
16 #include <linux/etherdevice.h>
17 #include <linux/crc32.h>
18 #include <linux/firmware.h>
19 #include "bnxt_hsi.h"
20 #include "bnxt.h"
21 #include "bnxt_xdp.h"
22 #include "bnxt_ethtool.h"
23 #include "bnxt_nvm_defs.h" /* NVRAM content constant and structure defs */
24 #include "bnxt_fw_hdr.h" /* Firmware hdr constant and structure defs */
25 #define FLASH_NVRAM_TIMEOUT ((HWRM_CMD_TIMEOUT) * 100)
26 #define FLASH_PACKAGE_TIMEOUT ((HWRM_CMD_TIMEOUT) * 200)
27 #define INSTALL_PACKAGE_TIMEOUT ((HWRM_CMD_TIMEOUT) * 200)
28
29 static char *bnxt_get_pkgver(struct net_device *dev, char *buf, size_t buflen);
30
31 static u32 bnxt_get_msglevel(struct net_device *dev)
32 {
33 struct bnxt *bp = netdev_priv(dev);
34
35 return bp->msg_enable;
36 }
37
38 static void bnxt_set_msglevel(struct net_device *dev, u32 value)
39 {
40 struct bnxt *bp = netdev_priv(dev);
41
42 bp->msg_enable = value;
43 }
44
45 static int bnxt_get_coalesce(struct net_device *dev,
46 struct ethtool_coalesce *coal)
47 {
48 struct bnxt *bp = netdev_priv(dev);
49
50 memset(coal, 0, sizeof(*coal));
51
52 coal->rx_coalesce_usecs = bp->rx_coal_ticks;
53 /* 2 completion records per rx packet */
54 coal->rx_max_coalesced_frames = bp->rx_coal_bufs / 2;
55 coal->rx_coalesce_usecs_irq = bp->rx_coal_ticks_irq;
56 coal->rx_max_coalesced_frames_irq = bp->rx_coal_bufs_irq / 2;
57
58 coal->tx_coalesce_usecs = bp->tx_coal_ticks;
59 coal->tx_max_coalesced_frames = bp->tx_coal_bufs;
60 coal->tx_coalesce_usecs_irq = bp->tx_coal_ticks_irq;
61 coal->tx_max_coalesced_frames_irq = bp->tx_coal_bufs_irq;
62
63 coal->stats_block_coalesce_usecs = bp->stats_coal_ticks;
64
65 return 0;
66 }
67
68 static int bnxt_set_coalesce(struct net_device *dev,
69 struct ethtool_coalesce *coal)
70 {
71 struct bnxt *bp = netdev_priv(dev);
72 bool update_stats = false;
73 int rc = 0;
74
75 bp->rx_coal_ticks = coal->rx_coalesce_usecs;
76 /* 2 completion records per rx packet */
77 bp->rx_coal_bufs = coal->rx_max_coalesced_frames * 2;
78 bp->rx_coal_ticks_irq = coal->rx_coalesce_usecs_irq;
79 bp->rx_coal_bufs_irq = coal->rx_max_coalesced_frames_irq * 2;
80
81 bp->tx_coal_ticks = coal->tx_coalesce_usecs;
82 bp->tx_coal_bufs = coal->tx_max_coalesced_frames;
83 bp->tx_coal_ticks_irq = coal->tx_coalesce_usecs_irq;
84 bp->tx_coal_bufs_irq = coal->tx_max_coalesced_frames_irq;
85
86 if (bp->stats_coal_ticks != coal->stats_block_coalesce_usecs) {
87 u32 stats_ticks = coal->stats_block_coalesce_usecs;
88
89 /* Allow 0, which means disable. */
90 if (stats_ticks)
91 stats_ticks = clamp_t(u32, stats_ticks,
92 BNXT_MIN_STATS_COAL_TICKS,
93 BNXT_MAX_STATS_COAL_TICKS);
94 stats_ticks = rounddown(stats_ticks, BNXT_MIN_STATS_COAL_TICKS);
95 bp->stats_coal_ticks = stats_ticks;
96 update_stats = true;
97 }
98
99 if (netif_running(dev)) {
100 if (update_stats) {
101 rc = bnxt_close_nic(bp, true, false);
102 if (!rc)
103 rc = bnxt_open_nic(bp, true, false);
104 } else {
105 rc = bnxt_hwrm_set_coal(bp);
106 }
107 }
108
109 return rc;
110 }
111
112 #define BNXT_NUM_STATS 21
113
114 #define BNXT_RX_STATS_ENTRY(counter) \
115 { BNXT_RX_STATS_OFFSET(counter), __stringify(counter) }
116
117 #define BNXT_TX_STATS_ENTRY(counter) \
118 { BNXT_TX_STATS_OFFSET(counter), __stringify(counter) }
119
120 static const struct {
121 long offset;
122 char string[ETH_GSTRING_LEN];
123 } bnxt_port_stats_arr[] = {
124 BNXT_RX_STATS_ENTRY(rx_64b_frames),
125 BNXT_RX_STATS_ENTRY(rx_65b_127b_frames),
126 BNXT_RX_STATS_ENTRY(rx_128b_255b_frames),
127 BNXT_RX_STATS_ENTRY(rx_256b_511b_frames),
128 BNXT_RX_STATS_ENTRY(rx_512b_1023b_frames),
129 BNXT_RX_STATS_ENTRY(rx_1024b_1518_frames),
130 BNXT_RX_STATS_ENTRY(rx_good_vlan_frames),
131 BNXT_RX_STATS_ENTRY(rx_1519b_2047b_frames),
132 BNXT_RX_STATS_ENTRY(rx_2048b_4095b_frames),
133 BNXT_RX_STATS_ENTRY(rx_4096b_9216b_frames),
134 BNXT_RX_STATS_ENTRY(rx_9217b_16383b_frames),
135 BNXT_RX_STATS_ENTRY(rx_total_frames),
136 BNXT_RX_STATS_ENTRY(rx_ucast_frames),
137 BNXT_RX_STATS_ENTRY(rx_mcast_frames),
138 BNXT_RX_STATS_ENTRY(rx_bcast_frames),
139 BNXT_RX_STATS_ENTRY(rx_fcs_err_frames),
140 BNXT_RX_STATS_ENTRY(rx_ctrl_frames),
141 BNXT_RX_STATS_ENTRY(rx_pause_frames),
142 BNXT_RX_STATS_ENTRY(rx_pfc_frames),
143 BNXT_RX_STATS_ENTRY(rx_align_err_frames),
144 BNXT_RX_STATS_ENTRY(rx_ovrsz_frames),
145 BNXT_RX_STATS_ENTRY(rx_jbr_frames),
146 BNXT_RX_STATS_ENTRY(rx_mtu_err_frames),
147 BNXT_RX_STATS_ENTRY(rx_tagged_frames),
148 BNXT_RX_STATS_ENTRY(rx_double_tagged_frames),
149 BNXT_RX_STATS_ENTRY(rx_good_frames),
150 BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri0),
151 BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri1),
152 BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri2),
153 BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri3),
154 BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri4),
155 BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri5),
156 BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri6),
157 BNXT_RX_STATS_ENTRY(rx_pfc_ena_frames_pri7),
158 BNXT_RX_STATS_ENTRY(rx_undrsz_frames),
159 BNXT_RX_STATS_ENTRY(rx_eee_lpi_events),
160 BNXT_RX_STATS_ENTRY(rx_eee_lpi_duration),
161 BNXT_RX_STATS_ENTRY(rx_bytes),
162 BNXT_RX_STATS_ENTRY(rx_runt_bytes),
163 BNXT_RX_STATS_ENTRY(rx_runt_frames),
164
165 BNXT_TX_STATS_ENTRY(tx_64b_frames),
166 BNXT_TX_STATS_ENTRY(tx_65b_127b_frames),
167 BNXT_TX_STATS_ENTRY(tx_128b_255b_frames),
168 BNXT_TX_STATS_ENTRY(tx_256b_511b_frames),
169 BNXT_TX_STATS_ENTRY(tx_512b_1023b_frames),
170 BNXT_TX_STATS_ENTRY(tx_1024b_1518_frames),
171 BNXT_TX_STATS_ENTRY(tx_good_vlan_frames),
172 BNXT_TX_STATS_ENTRY(tx_1519b_2047_frames),
173 BNXT_TX_STATS_ENTRY(tx_2048b_4095b_frames),
174 BNXT_TX_STATS_ENTRY(tx_4096b_9216b_frames),
175 BNXT_TX_STATS_ENTRY(tx_9217b_16383b_frames),
176 BNXT_TX_STATS_ENTRY(tx_good_frames),
177 BNXT_TX_STATS_ENTRY(tx_total_frames),
178 BNXT_TX_STATS_ENTRY(tx_ucast_frames),
179 BNXT_TX_STATS_ENTRY(tx_mcast_frames),
180 BNXT_TX_STATS_ENTRY(tx_bcast_frames),
181 BNXT_TX_STATS_ENTRY(tx_pause_frames),
182 BNXT_TX_STATS_ENTRY(tx_pfc_frames),
183 BNXT_TX_STATS_ENTRY(tx_jabber_frames),
184 BNXT_TX_STATS_ENTRY(tx_fcs_err_frames),
185 BNXT_TX_STATS_ENTRY(tx_err),
186 BNXT_TX_STATS_ENTRY(tx_fifo_underruns),
187 BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri0),
188 BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri1),
189 BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri2),
190 BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri3),
191 BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri4),
192 BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri5),
193 BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri6),
194 BNXT_TX_STATS_ENTRY(tx_pfc_ena_frames_pri7),
195 BNXT_TX_STATS_ENTRY(tx_eee_lpi_events),
196 BNXT_TX_STATS_ENTRY(tx_eee_lpi_duration),
197 BNXT_TX_STATS_ENTRY(tx_total_collisions),
198 BNXT_TX_STATS_ENTRY(tx_bytes),
199 };
200
201 #define BNXT_NUM_PORT_STATS ARRAY_SIZE(bnxt_port_stats_arr)
202
203 static int bnxt_get_num_stats(struct bnxt *bp)
204 {
205 int num_stats = BNXT_NUM_STATS * bp->cp_nr_rings;
206
207 if (bp->flags & BNXT_FLAG_PORT_STATS)
208 num_stats += BNXT_NUM_PORT_STATS;
209
210 return num_stats;
211 }
212
213 static int bnxt_get_sset_count(struct net_device *dev, int sset)
214 {
215 struct bnxt *bp = netdev_priv(dev);
216
217 switch (sset) {
218 case ETH_SS_STATS:
219 return bnxt_get_num_stats(bp);
220 case ETH_SS_TEST:
221 if (!bp->num_tests)
222 return -EOPNOTSUPP;
223 return bp->num_tests;
224 default:
225 return -EOPNOTSUPP;
226 }
227 }
228
229 static void bnxt_get_ethtool_stats(struct net_device *dev,
230 struct ethtool_stats *stats, u64 *buf)
231 {
232 u32 i, j = 0;
233 struct bnxt *bp = netdev_priv(dev);
234 u32 stat_fields = sizeof(struct ctx_hw_stats) / 8;
235
236 if (!bp->bnapi)
237 return;
238
239 for (i = 0; i < bp->cp_nr_rings; i++) {
240 struct bnxt_napi *bnapi = bp->bnapi[i];
241 struct bnxt_cp_ring_info *cpr = &bnapi->cp_ring;
242 __le64 *hw_stats = (__le64 *)cpr->hw_stats;
243 int k;
244
245 for (k = 0; k < stat_fields; j++, k++)
246 buf[j] = le64_to_cpu(hw_stats[k]);
247 buf[j++] = cpr->rx_l4_csum_errors;
248 }
249 if (bp->flags & BNXT_FLAG_PORT_STATS) {
250 __le64 *port_stats = (__le64 *)bp->hw_rx_port_stats;
251
252 for (i = 0; i < BNXT_NUM_PORT_STATS; i++, j++) {
253 buf[j] = le64_to_cpu(*(port_stats +
254 bnxt_port_stats_arr[i].offset));
255 }
256 }
257 }
258
259 static void bnxt_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
260 {
261 struct bnxt *bp = netdev_priv(dev);
262 u32 i;
263
264 switch (stringset) {
265 /* The number of strings must match BNXT_NUM_STATS defined above. */
266 case ETH_SS_STATS:
267 for (i = 0; i < bp->cp_nr_rings; i++) {
268 sprintf(buf, "[%d]: rx_ucast_packets", i);
269 buf += ETH_GSTRING_LEN;
270 sprintf(buf, "[%d]: rx_mcast_packets", i);
271 buf += ETH_GSTRING_LEN;
272 sprintf(buf, "[%d]: rx_bcast_packets", i);
273 buf += ETH_GSTRING_LEN;
274 sprintf(buf, "[%d]: rx_discards", i);
275 buf += ETH_GSTRING_LEN;
276 sprintf(buf, "[%d]: rx_drops", i);
277 buf += ETH_GSTRING_LEN;
278 sprintf(buf, "[%d]: rx_ucast_bytes", i);
279 buf += ETH_GSTRING_LEN;
280 sprintf(buf, "[%d]: rx_mcast_bytes", i);
281 buf += ETH_GSTRING_LEN;
282 sprintf(buf, "[%d]: rx_bcast_bytes", i);
283 buf += ETH_GSTRING_LEN;
284 sprintf(buf, "[%d]: tx_ucast_packets", i);
285 buf += ETH_GSTRING_LEN;
286 sprintf(buf, "[%d]: tx_mcast_packets", i);
287 buf += ETH_GSTRING_LEN;
288 sprintf(buf, "[%d]: tx_bcast_packets", i);
289 buf += ETH_GSTRING_LEN;
290 sprintf(buf, "[%d]: tx_discards", i);
291 buf += ETH_GSTRING_LEN;
292 sprintf(buf, "[%d]: tx_drops", i);
293 buf += ETH_GSTRING_LEN;
294 sprintf(buf, "[%d]: tx_ucast_bytes", i);
295 buf += ETH_GSTRING_LEN;
296 sprintf(buf, "[%d]: tx_mcast_bytes", i);
297 buf += ETH_GSTRING_LEN;
298 sprintf(buf, "[%d]: tx_bcast_bytes", i);
299 buf += ETH_GSTRING_LEN;
300 sprintf(buf, "[%d]: tpa_packets", i);
301 buf += ETH_GSTRING_LEN;
302 sprintf(buf, "[%d]: tpa_bytes", i);
303 buf += ETH_GSTRING_LEN;
304 sprintf(buf, "[%d]: tpa_events", i);
305 buf += ETH_GSTRING_LEN;
306 sprintf(buf, "[%d]: tpa_aborts", i);
307 buf += ETH_GSTRING_LEN;
308 sprintf(buf, "[%d]: rx_l4_csum_errors", i);
309 buf += ETH_GSTRING_LEN;
310 }
311 if (bp->flags & BNXT_FLAG_PORT_STATS) {
312 for (i = 0; i < BNXT_NUM_PORT_STATS; i++) {
313 strcpy(buf, bnxt_port_stats_arr[i].string);
314 buf += ETH_GSTRING_LEN;
315 }
316 }
317 break;
318 case ETH_SS_TEST:
319 if (bp->num_tests)
320 memcpy(buf, bp->test_info->string,
321 bp->num_tests * ETH_GSTRING_LEN);
322 break;
323 default:
324 netdev_err(bp->dev, "bnxt_get_strings invalid request %x\n",
325 stringset);
326 break;
327 }
328 }
329
330 static void bnxt_get_ringparam(struct net_device *dev,
331 struct ethtool_ringparam *ering)
332 {
333 struct bnxt *bp = netdev_priv(dev);
334
335 ering->rx_max_pending = BNXT_MAX_RX_DESC_CNT;
336 ering->rx_jumbo_max_pending = BNXT_MAX_RX_JUM_DESC_CNT;
337 ering->tx_max_pending = BNXT_MAX_TX_DESC_CNT;
338
339 ering->rx_pending = bp->rx_ring_size;
340 ering->rx_jumbo_pending = bp->rx_agg_ring_size;
341 ering->tx_pending = bp->tx_ring_size;
342 }
343
344 static int bnxt_set_ringparam(struct net_device *dev,
345 struct ethtool_ringparam *ering)
346 {
347 struct bnxt *bp = netdev_priv(dev);
348
349 if ((ering->rx_pending > BNXT_MAX_RX_DESC_CNT) ||
350 (ering->tx_pending > BNXT_MAX_TX_DESC_CNT) ||
351 (ering->tx_pending <= MAX_SKB_FRAGS))
352 return -EINVAL;
353
354 if (netif_running(dev))
355 bnxt_close_nic(bp, false, false);
356
357 bp->rx_ring_size = ering->rx_pending;
358 bp->tx_ring_size = ering->tx_pending;
359 bnxt_set_ring_params(bp);
360
361 if (netif_running(dev))
362 return bnxt_open_nic(bp, false, false);
363
364 return 0;
365 }
366
367 static void bnxt_get_channels(struct net_device *dev,
368 struct ethtool_channels *channel)
369 {
370 struct bnxt *bp = netdev_priv(dev);
371 int max_rx_rings, max_tx_rings, tcs;
372
373 bnxt_get_max_rings(bp, &max_rx_rings, &max_tx_rings, true);
374 channel->max_combined = min_t(int, max_rx_rings, max_tx_rings);
375
376 if (bnxt_get_max_rings(bp, &max_rx_rings, &max_tx_rings, false)) {
377 max_rx_rings = 0;
378 max_tx_rings = 0;
379 }
380
381 tcs = netdev_get_num_tc(dev);
382 if (tcs > 1)
383 max_tx_rings /= tcs;
384
385 channel->max_rx = max_rx_rings;
386 channel->max_tx = max_tx_rings;
387 channel->max_other = 0;
388 if (bp->flags & BNXT_FLAG_SHARED_RINGS) {
389 channel->combined_count = bp->rx_nr_rings;
390 if (BNXT_CHIP_TYPE_NITRO_A0(bp))
391 channel->combined_count--;
392 } else {
393 if (!BNXT_CHIP_TYPE_NITRO_A0(bp)) {
394 channel->rx_count = bp->rx_nr_rings;
395 channel->tx_count = bp->tx_nr_rings_per_tc;
396 }
397 }
398 }
399
400 static int bnxt_set_channels(struct net_device *dev,
401 struct ethtool_channels *channel)
402 {
403 struct bnxt *bp = netdev_priv(dev);
404 int req_tx_rings, req_rx_rings, tcs;
405 bool sh = false;
406 int tx_xdp = 0;
407 int rc = 0;
408
409 if (channel->other_count)
410 return -EINVAL;
411
412 if (!channel->combined_count &&
413 (!channel->rx_count || !channel->tx_count))
414 return -EINVAL;
415
416 if (channel->combined_count &&
417 (channel->rx_count || channel->tx_count))
418 return -EINVAL;
419
420 if (BNXT_CHIP_TYPE_NITRO_A0(bp) && (channel->rx_count ||
421 channel->tx_count))
422 return -EINVAL;
423
424 if (channel->combined_count)
425 sh = true;
426
427 tcs = netdev_get_num_tc(dev);
428
429 req_tx_rings = sh ? channel->combined_count : channel->tx_count;
430 req_rx_rings = sh ? channel->combined_count : channel->rx_count;
431 if (bp->tx_nr_rings_xdp) {
432 if (!sh) {
433 netdev_err(dev, "Only combined mode supported when XDP is enabled.\n");
434 return -EINVAL;
435 }
436 tx_xdp = req_rx_rings;
437 }
438 rc = bnxt_check_rings(bp, req_tx_rings, req_rx_rings, sh, tcs, tx_xdp);
439 if (rc) {
440 netdev_warn(dev, "Unable to allocate the requested rings\n");
441 return rc;
442 }
443
444 if (netif_running(dev)) {
445 if (BNXT_PF(bp)) {
446 /* TODO CHIMP_FW: Send message to all VF's
447 * before PF unload
448 */
449 }
450 rc = bnxt_close_nic(bp, true, false);
451 if (rc) {
452 netdev_err(bp->dev, "Set channel failure rc :%x\n",
453 rc);
454 return rc;
455 }
456 }
457
458 if (sh) {
459 bp->flags |= BNXT_FLAG_SHARED_RINGS;
460 bp->rx_nr_rings = channel->combined_count;
461 bp->tx_nr_rings_per_tc = channel->combined_count;
462 } else {
463 bp->flags &= ~BNXT_FLAG_SHARED_RINGS;
464 bp->rx_nr_rings = channel->rx_count;
465 bp->tx_nr_rings_per_tc = channel->tx_count;
466 }
467 bp->tx_nr_rings_xdp = tx_xdp;
468 bp->tx_nr_rings = bp->tx_nr_rings_per_tc + tx_xdp;
469 if (tcs > 1)
470 bp->tx_nr_rings = bp->tx_nr_rings_per_tc * tcs + tx_xdp;
471
472 bp->cp_nr_rings = sh ? max_t(int, bp->tx_nr_rings, bp->rx_nr_rings) :
473 bp->tx_nr_rings + bp->rx_nr_rings;
474
475 bp->num_stat_ctxs = bp->cp_nr_rings;
476
477 /* After changing number of rx channels, update NTUPLE feature. */
478 netdev_update_features(dev);
479 if (netif_running(dev)) {
480 rc = bnxt_open_nic(bp, true, false);
481 if ((!rc) && BNXT_PF(bp)) {
482 /* TODO CHIMP_FW: Send message to all VF's
483 * to renable
484 */
485 }
486 }
487
488 return rc;
489 }
490
491 #ifdef CONFIG_RFS_ACCEL
492 static int bnxt_grxclsrlall(struct bnxt *bp, struct ethtool_rxnfc *cmd,
493 u32 *rule_locs)
494 {
495 int i, j = 0;
496
497 cmd->data = bp->ntp_fltr_count;
498 for (i = 0; i < BNXT_NTP_FLTR_HASH_SIZE; i++) {
499 struct hlist_head *head;
500 struct bnxt_ntuple_filter *fltr;
501
502 head = &bp->ntp_fltr_hash_tbl[i];
503 rcu_read_lock();
504 hlist_for_each_entry_rcu(fltr, head, hash) {
505 if (j == cmd->rule_cnt)
506 break;
507 rule_locs[j++] = fltr->sw_id;
508 }
509 rcu_read_unlock();
510 if (j == cmd->rule_cnt)
511 break;
512 }
513 cmd->rule_cnt = j;
514 return 0;
515 }
516
517 static int bnxt_grxclsrule(struct bnxt *bp, struct ethtool_rxnfc *cmd)
518 {
519 struct ethtool_rx_flow_spec *fs =
520 (struct ethtool_rx_flow_spec *)&cmd->fs;
521 struct bnxt_ntuple_filter *fltr;
522 struct flow_keys *fkeys;
523 int i, rc = -EINVAL;
524
525 if (fs->location >= BNXT_NTP_FLTR_MAX_FLTR)
526 return rc;
527
528 for (i = 0; i < BNXT_NTP_FLTR_HASH_SIZE; i++) {
529 struct hlist_head *head;
530
531 head = &bp->ntp_fltr_hash_tbl[i];
532 rcu_read_lock();
533 hlist_for_each_entry_rcu(fltr, head, hash) {
534 if (fltr->sw_id == fs->location)
535 goto fltr_found;
536 }
537 rcu_read_unlock();
538 }
539 return rc;
540
541 fltr_found:
542 fkeys = &fltr->fkeys;
543 if (fkeys->basic.n_proto == htons(ETH_P_IP)) {
544 if (fkeys->basic.ip_proto == IPPROTO_TCP)
545 fs->flow_type = TCP_V4_FLOW;
546 else if (fkeys->basic.ip_proto == IPPROTO_UDP)
547 fs->flow_type = UDP_V4_FLOW;
548 else
549 goto fltr_err;
550
551 fs->h_u.tcp_ip4_spec.ip4src = fkeys->addrs.v4addrs.src;
552 fs->m_u.tcp_ip4_spec.ip4src = cpu_to_be32(~0);
553
554 fs->h_u.tcp_ip4_spec.ip4dst = fkeys->addrs.v4addrs.dst;
555 fs->m_u.tcp_ip4_spec.ip4dst = cpu_to_be32(~0);
556
557 fs->h_u.tcp_ip4_spec.psrc = fkeys->ports.src;
558 fs->m_u.tcp_ip4_spec.psrc = cpu_to_be16(~0);
559
560 fs->h_u.tcp_ip4_spec.pdst = fkeys->ports.dst;
561 fs->m_u.tcp_ip4_spec.pdst = cpu_to_be16(~0);
562 } else {
563 int i;
564
565 if (fkeys->basic.ip_proto == IPPROTO_TCP)
566 fs->flow_type = TCP_V6_FLOW;
567 else if (fkeys->basic.ip_proto == IPPROTO_UDP)
568 fs->flow_type = UDP_V6_FLOW;
569 else
570 goto fltr_err;
571
572 *(struct in6_addr *)&fs->h_u.tcp_ip6_spec.ip6src[0] =
573 fkeys->addrs.v6addrs.src;
574 *(struct in6_addr *)&fs->h_u.tcp_ip6_spec.ip6dst[0] =
575 fkeys->addrs.v6addrs.dst;
576 for (i = 0; i < 4; i++) {
577 fs->m_u.tcp_ip6_spec.ip6src[i] = cpu_to_be32(~0);
578 fs->m_u.tcp_ip6_spec.ip6dst[i] = cpu_to_be32(~0);
579 }
580 fs->h_u.tcp_ip6_spec.psrc = fkeys->ports.src;
581 fs->m_u.tcp_ip6_spec.psrc = cpu_to_be16(~0);
582
583 fs->h_u.tcp_ip6_spec.pdst = fkeys->ports.dst;
584 fs->m_u.tcp_ip6_spec.pdst = cpu_to_be16(~0);
585 }
586
587 fs->ring_cookie = fltr->rxq;
588 rc = 0;
589
590 fltr_err:
591 rcu_read_unlock();
592
593 return rc;
594 }
595 #endif
596
597 static u64 get_ethtool_ipv4_rss(struct bnxt *bp)
598 {
599 if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_IPV4)
600 return RXH_IP_SRC | RXH_IP_DST;
601 return 0;
602 }
603
604 static u64 get_ethtool_ipv6_rss(struct bnxt *bp)
605 {
606 if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_IPV6)
607 return RXH_IP_SRC | RXH_IP_DST;
608 return 0;
609 }
610
611 static int bnxt_grxfh(struct bnxt *bp, struct ethtool_rxnfc *cmd)
612 {
613 cmd->data = 0;
614 switch (cmd->flow_type) {
615 case TCP_V4_FLOW:
616 if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV4)
617 cmd->data |= RXH_IP_SRC | RXH_IP_DST |
618 RXH_L4_B_0_1 | RXH_L4_B_2_3;
619 cmd->data |= get_ethtool_ipv4_rss(bp);
620 break;
621 case UDP_V4_FLOW:
622 if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV4)
623 cmd->data |= RXH_IP_SRC | RXH_IP_DST |
624 RXH_L4_B_0_1 | RXH_L4_B_2_3;
625 /* fall through */
626 case SCTP_V4_FLOW:
627 case AH_ESP_V4_FLOW:
628 case AH_V4_FLOW:
629 case ESP_V4_FLOW:
630 case IPV4_FLOW:
631 cmd->data |= get_ethtool_ipv4_rss(bp);
632 break;
633
634 case TCP_V6_FLOW:
635 if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV6)
636 cmd->data |= RXH_IP_SRC | RXH_IP_DST |
637 RXH_L4_B_0_1 | RXH_L4_B_2_3;
638 cmd->data |= get_ethtool_ipv6_rss(bp);
639 break;
640 case UDP_V6_FLOW:
641 if (bp->rss_hash_cfg & VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV6)
642 cmd->data |= RXH_IP_SRC | RXH_IP_DST |
643 RXH_L4_B_0_1 | RXH_L4_B_2_3;
644 /* fall through */
645 case SCTP_V6_FLOW:
646 case AH_ESP_V6_FLOW:
647 case AH_V6_FLOW:
648 case ESP_V6_FLOW:
649 case IPV6_FLOW:
650 cmd->data |= get_ethtool_ipv6_rss(bp);
651 break;
652 }
653 return 0;
654 }
655
656 #define RXH_4TUPLE (RXH_IP_SRC | RXH_IP_DST | RXH_L4_B_0_1 | RXH_L4_B_2_3)
657 #define RXH_2TUPLE (RXH_IP_SRC | RXH_IP_DST)
658
659 static int bnxt_srxfh(struct bnxt *bp, struct ethtool_rxnfc *cmd)
660 {
661 u32 rss_hash_cfg = bp->rss_hash_cfg;
662 int tuple, rc = 0;
663
664 if (cmd->data == RXH_4TUPLE)
665 tuple = 4;
666 else if (cmd->data == RXH_2TUPLE)
667 tuple = 2;
668 else if (!cmd->data)
669 tuple = 0;
670 else
671 return -EINVAL;
672
673 if (cmd->flow_type == TCP_V4_FLOW) {
674 rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV4;
675 if (tuple == 4)
676 rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV4;
677 } else if (cmd->flow_type == UDP_V4_FLOW) {
678 if (tuple == 4 && !(bp->flags & BNXT_FLAG_UDP_RSS_CAP))
679 return -EINVAL;
680 rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV4;
681 if (tuple == 4)
682 rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV4;
683 } else if (cmd->flow_type == TCP_V6_FLOW) {
684 rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV6;
685 if (tuple == 4)
686 rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV6;
687 } else if (cmd->flow_type == UDP_V6_FLOW) {
688 if (tuple == 4 && !(bp->flags & BNXT_FLAG_UDP_RSS_CAP))
689 return -EINVAL;
690 rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV6;
691 if (tuple == 4)
692 rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV6;
693 } else if (tuple == 4) {
694 return -EINVAL;
695 }
696
697 switch (cmd->flow_type) {
698 case TCP_V4_FLOW:
699 case UDP_V4_FLOW:
700 case SCTP_V4_FLOW:
701 case AH_ESP_V4_FLOW:
702 case AH_V4_FLOW:
703 case ESP_V4_FLOW:
704 case IPV4_FLOW:
705 if (tuple == 2)
706 rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_IPV4;
707 else if (!tuple)
708 rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_IPV4;
709 break;
710
711 case TCP_V6_FLOW:
712 case UDP_V6_FLOW:
713 case SCTP_V6_FLOW:
714 case AH_ESP_V6_FLOW:
715 case AH_V6_FLOW:
716 case ESP_V6_FLOW:
717 case IPV6_FLOW:
718 if (tuple == 2)
719 rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_IPV6;
720 else if (!tuple)
721 rss_hash_cfg &= ~VNIC_RSS_CFG_REQ_HASH_TYPE_IPV6;
722 break;
723 }
724
725 if (bp->rss_hash_cfg == rss_hash_cfg)
726 return 0;
727
728 bp->rss_hash_cfg = rss_hash_cfg;
729 if (netif_running(bp->dev)) {
730 bnxt_close_nic(bp, false, false);
731 rc = bnxt_open_nic(bp, false, false);
732 }
733 return rc;
734 }
735
736 static int bnxt_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd,
737 u32 *rule_locs)
738 {
739 struct bnxt *bp = netdev_priv(dev);
740 int rc = 0;
741
742 switch (cmd->cmd) {
743 #ifdef CONFIG_RFS_ACCEL
744 case ETHTOOL_GRXRINGS:
745 cmd->data = bp->rx_nr_rings;
746 break;
747
748 case ETHTOOL_GRXCLSRLCNT:
749 cmd->rule_cnt = bp->ntp_fltr_count;
750 cmd->data = BNXT_NTP_FLTR_MAX_FLTR;
751 break;
752
753 case ETHTOOL_GRXCLSRLALL:
754 rc = bnxt_grxclsrlall(bp, cmd, (u32 *)rule_locs);
755 break;
756
757 case ETHTOOL_GRXCLSRULE:
758 rc = bnxt_grxclsrule(bp, cmd);
759 break;
760 #endif
761
762 case ETHTOOL_GRXFH:
763 rc = bnxt_grxfh(bp, cmd);
764 break;
765
766 default:
767 rc = -EOPNOTSUPP;
768 break;
769 }
770
771 return rc;
772 }
773
774 static int bnxt_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd)
775 {
776 struct bnxt *bp = netdev_priv(dev);
777 int rc;
778
779 switch (cmd->cmd) {
780 case ETHTOOL_SRXFH:
781 rc = bnxt_srxfh(bp, cmd);
782 break;
783
784 default:
785 rc = -EOPNOTSUPP;
786 break;
787 }
788 return rc;
789 }
790
791 static u32 bnxt_get_rxfh_indir_size(struct net_device *dev)
792 {
793 return HW_HASH_INDEX_SIZE;
794 }
795
796 static u32 bnxt_get_rxfh_key_size(struct net_device *dev)
797 {
798 return HW_HASH_KEY_SIZE;
799 }
800
801 static int bnxt_get_rxfh(struct net_device *dev, u32 *indir, u8 *key,
802 u8 *hfunc)
803 {
804 struct bnxt *bp = netdev_priv(dev);
805 struct bnxt_vnic_info *vnic = &bp->vnic_info[0];
806 int i = 0;
807
808 if (hfunc)
809 *hfunc = ETH_RSS_HASH_TOP;
810
811 if (indir)
812 for (i = 0; i < HW_HASH_INDEX_SIZE; i++)
813 indir[i] = le16_to_cpu(vnic->rss_table[i]);
814
815 if (key)
816 memcpy(key, vnic->rss_hash_key, HW_HASH_KEY_SIZE);
817
818 return 0;
819 }
820
821 static void bnxt_get_drvinfo(struct net_device *dev,
822 struct ethtool_drvinfo *info)
823 {
824 struct bnxt *bp = netdev_priv(dev);
825 char *pkglog;
826 char *pkgver = NULL;
827
828 pkglog = kmalloc(BNX_PKG_LOG_MAX_LENGTH, GFP_KERNEL);
829 if (pkglog)
830 pkgver = bnxt_get_pkgver(dev, pkglog, BNX_PKG_LOG_MAX_LENGTH);
831 strlcpy(info->driver, DRV_MODULE_NAME, sizeof(info->driver));
832 strlcpy(info->version, DRV_MODULE_VERSION, sizeof(info->version));
833 if (pkgver && *pkgver != 0 && isdigit(*pkgver))
834 snprintf(info->fw_version, sizeof(info->fw_version) - 1,
835 "%s pkg %s", bp->fw_ver_str, pkgver);
836 else
837 strlcpy(info->fw_version, bp->fw_ver_str,
838 sizeof(info->fw_version));
839 strlcpy(info->bus_info, pci_name(bp->pdev), sizeof(info->bus_info));
840 info->n_stats = bnxt_get_num_stats(bp);
841 info->testinfo_len = bp->num_tests;
842 /* TODO CHIMP_FW: eeprom dump details */
843 info->eedump_len = 0;
844 /* TODO CHIMP FW: reg dump details */
845 info->regdump_len = 0;
846 kfree(pkglog);
847 }
848
849 static void bnxt_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
850 {
851 struct bnxt *bp = netdev_priv(dev);
852
853 wol->supported = 0;
854 wol->wolopts = 0;
855 memset(&wol->sopass, 0, sizeof(wol->sopass));
856 if (bp->flags & BNXT_FLAG_WOL_CAP) {
857 wol->supported = WAKE_MAGIC;
858 if (bp->wol)
859 wol->wolopts = WAKE_MAGIC;
860 }
861 }
862
863 static int bnxt_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
864 {
865 struct bnxt *bp = netdev_priv(dev);
866
867 if (wol->wolopts & ~WAKE_MAGIC)
868 return -EINVAL;
869
870 if (wol->wolopts & WAKE_MAGIC) {
871 if (!(bp->flags & BNXT_FLAG_WOL_CAP))
872 return -EINVAL;
873 if (!bp->wol) {
874 if (bnxt_hwrm_alloc_wol_fltr(bp))
875 return -EBUSY;
876 bp->wol = 1;
877 }
878 } else {
879 if (bp->wol) {
880 if (bnxt_hwrm_free_wol_fltr(bp))
881 return -EBUSY;
882 bp->wol = 0;
883 }
884 }
885 return 0;
886 }
887
888 u32 _bnxt_fw_to_ethtool_adv_spds(u16 fw_speeds, u8 fw_pause)
889 {
890 u32 speed_mask = 0;
891
892 /* TODO: support 25GB, 40GB, 50GB with different cable type */
893 /* set the advertised speeds */
894 if (fw_speeds & BNXT_LINK_SPEED_MSK_100MB)
895 speed_mask |= ADVERTISED_100baseT_Full;
896 if (fw_speeds & BNXT_LINK_SPEED_MSK_1GB)
897 speed_mask |= ADVERTISED_1000baseT_Full;
898 if (fw_speeds & BNXT_LINK_SPEED_MSK_2_5GB)
899 speed_mask |= ADVERTISED_2500baseX_Full;
900 if (fw_speeds & BNXT_LINK_SPEED_MSK_10GB)
901 speed_mask |= ADVERTISED_10000baseT_Full;
902 if (fw_speeds & BNXT_LINK_SPEED_MSK_40GB)
903 speed_mask |= ADVERTISED_40000baseCR4_Full;
904
905 if ((fw_pause & BNXT_LINK_PAUSE_BOTH) == BNXT_LINK_PAUSE_BOTH)
906 speed_mask |= ADVERTISED_Pause;
907 else if (fw_pause & BNXT_LINK_PAUSE_TX)
908 speed_mask |= ADVERTISED_Asym_Pause;
909 else if (fw_pause & BNXT_LINK_PAUSE_RX)
910 speed_mask |= ADVERTISED_Pause | ADVERTISED_Asym_Pause;
911
912 return speed_mask;
913 }
914
915 #define BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, fw_pause, lk_ksettings, name)\
916 { \
917 if ((fw_speeds) & BNXT_LINK_SPEED_MSK_100MB) \
918 ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
919 100baseT_Full); \
920 if ((fw_speeds) & BNXT_LINK_SPEED_MSK_1GB) \
921 ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
922 1000baseT_Full); \
923 if ((fw_speeds) & BNXT_LINK_SPEED_MSK_10GB) \
924 ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
925 10000baseT_Full); \
926 if ((fw_speeds) & BNXT_LINK_SPEED_MSK_25GB) \
927 ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
928 25000baseCR_Full); \
929 if ((fw_speeds) & BNXT_LINK_SPEED_MSK_40GB) \
930 ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
931 40000baseCR4_Full);\
932 if ((fw_speeds) & BNXT_LINK_SPEED_MSK_50GB) \
933 ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
934 50000baseCR2_Full);\
935 if ((fw_speeds) & BNXT_LINK_SPEED_MSK_100GB) \
936 ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
937 100000baseCR4_Full);\
938 if ((fw_pause) & BNXT_LINK_PAUSE_RX) { \
939 ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
940 Pause); \
941 if (!((fw_pause) & BNXT_LINK_PAUSE_TX)) \
942 ethtool_link_ksettings_add_link_mode( \
943 lk_ksettings, name, Asym_Pause);\
944 } else if ((fw_pause) & BNXT_LINK_PAUSE_TX) { \
945 ethtool_link_ksettings_add_link_mode(lk_ksettings, name,\
946 Asym_Pause); \
947 } \
948 }
949
950 #define BNXT_ETHTOOL_TO_FW_SPDS(fw_speeds, lk_ksettings, name) \
951 { \
952 if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \
953 100baseT_Full) || \
954 ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \
955 100baseT_Half)) \
956 (fw_speeds) |= BNXT_LINK_SPEED_MSK_100MB; \
957 if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \
958 1000baseT_Full) || \
959 ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \
960 1000baseT_Half)) \
961 (fw_speeds) |= BNXT_LINK_SPEED_MSK_1GB; \
962 if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \
963 10000baseT_Full)) \
964 (fw_speeds) |= BNXT_LINK_SPEED_MSK_10GB; \
965 if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \
966 25000baseCR_Full)) \
967 (fw_speeds) |= BNXT_LINK_SPEED_MSK_25GB; \
968 if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \
969 40000baseCR4_Full)) \
970 (fw_speeds) |= BNXT_LINK_SPEED_MSK_40GB; \
971 if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \
972 50000baseCR2_Full)) \
973 (fw_speeds) |= BNXT_LINK_SPEED_MSK_50GB; \
974 if (ethtool_link_ksettings_test_link_mode(lk_ksettings, name, \
975 100000baseCR4_Full)) \
976 (fw_speeds) |= BNXT_LINK_SPEED_MSK_100GB; \
977 }
978
979 static void bnxt_fw_to_ethtool_advertised_spds(struct bnxt_link_info *link_info,
980 struct ethtool_link_ksettings *lk_ksettings)
981 {
982 u16 fw_speeds = link_info->advertising;
983 u8 fw_pause = 0;
984
985 if (link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL)
986 fw_pause = link_info->auto_pause_setting;
987
988 BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, fw_pause, lk_ksettings, advertising);
989 }
990
991 static void bnxt_fw_to_ethtool_lp_adv(struct bnxt_link_info *link_info,
992 struct ethtool_link_ksettings *lk_ksettings)
993 {
994 u16 fw_speeds = link_info->lp_auto_link_speeds;
995 u8 fw_pause = 0;
996
997 if (link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL)
998 fw_pause = link_info->lp_pause;
999
1000 BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, fw_pause, lk_ksettings,
1001 lp_advertising);
1002 }
1003
1004 static void bnxt_fw_to_ethtool_support_spds(struct bnxt_link_info *link_info,
1005 struct ethtool_link_ksettings *lk_ksettings)
1006 {
1007 u16 fw_speeds = link_info->support_speeds;
1008
1009 BNXT_FW_TO_ETHTOOL_SPDS(fw_speeds, 0, lk_ksettings, supported);
1010
1011 ethtool_link_ksettings_add_link_mode(lk_ksettings, supported, Pause);
1012 ethtool_link_ksettings_add_link_mode(lk_ksettings, supported,
1013 Asym_Pause);
1014
1015 if (link_info->support_auto_speeds)
1016 ethtool_link_ksettings_add_link_mode(lk_ksettings, supported,
1017 Autoneg);
1018 }
1019
1020 u32 bnxt_fw_to_ethtool_speed(u16 fw_link_speed)
1021 {
1022 switch (fw_link_speed) {
1023 case BNXT_LINK_SPEED_100MB:
1024 return SPEED_100;
1025 case BNXT_LINK_SPEED_1GB:
1026 return SPEED_1000;
1027 case BNXT_LINK_SPEED_2_5GB:
1028 return SPEED_2500;
1029 case BNXT_LINK_SPEED_10GB:
1030 return SPEED_10000;
1031 case BNXT_LINK_SPEED_20GB:
1032 return SPEED_20000;
1033 case BNXT_LINK_SPEED_25GB:
1034 return SPEED_25000;
1035 case BNXT_LINK_SPEED_40GB:
1036 return SPEED_40000;
1037 case BNXT_LINK_SPEED_50GB:
1038 return SPEED_50000;
1039 case BNXT_LINK_SPEED_100GB:
1040 return SPEED_100000;
1041 default:
1042 return SPEED_UNKNOWN;
1043 }
1044 }
1045
1046 static int bnxt_get_link_ksettings(struct net_device *dev,
1047 struct ethtool_link_ksettings *lk_ksettings)
1048 {
1049 struct bnxt *bp = netdev_priv(dev);
1050 struct bnxt_link_info *link_info = &bp->link_info;
1051 struct ethtool_link_settings *base = &lk_ksettings->base;
1052 u32 ethtool_speed;
1053
1054 ethtool_link_ksettings_zero_link_mode(lk_ksettings, supported);
1055 mutex_lock(&bp->link_lock);
1056 bnxt_fw_to_ethtool_support_spds(link_info, lk_ksettings);
1057
1058 ethtool_link_ksettings_zero_link_mode(lk_ksettings, advertising);
1059 if (link_info->autoneg) {
1060 bnxt_fw_to_ethtool_advertised_spds(link_info, lk_ksettings);
1061 ethtool_link_ksettings_add_link_mode(lk_ksettings,
1062 advertising, Autoneg);
1063 base->autoneg = AUTONEG_ENABLE;
1064 if (link_info->phy_link_status == BNXT_LINK_LINK)
1065 bnxt_fw_to_ethtool_lp_adv(link_info, lk_ksettings);
1066 ethtool_speed = bnxt_fw_to_ethtool_speed(link_info->link_speed);
1067 if (!netif_carrier_ok(dev))
1068 base->duplex = DUPLEX_UNKNOWN;
1069 else if (link_info->duplex & BNXT_LINK_DUPLEX_FULL)
1070 base->duplex = DUPLEX_FULL;
1071 else
1072 base->duplex = DUPLEX_HALF;
1073 } else {
1074 base->autoneg = AUTONEG_DISABLE;
1075 ethtool_speed =
1076 bnxt_fw_to_ethtool_speed(link_info->req_link_speed);
1077 base->duplex = DUPLEX_HALF;
1078 if (link_info->req_duplex == BNXT_LINK_DUPLEX_FULL)
1079 base->duplex = DUPLEX_FULL;
1080 }
1081 base->speed = ethtool_speed;
1082
1083 base->port = PORT_NONE;
1084 if (link_info->media_type == PORT_PHY_QCFG_RESP_MEDIA_TYPE_TP) {
1085 base->port = PORT_TP;
1086 ethtool_link_ksettings_add_link_mode(lk_ksettings, supported,
1087 TP);
1088 ethtool_link_ksettings_add_link_mode(lk_ksettings, advertising,
1089 TP);
1090 } else {
1091 ethtool_link_ksettings_add_link_mode(lk_ksettings, supported,
1092 FIBRE);
1093 ethtool_link_ksettings_add_link_mode(lk_ksettings, advertising,
1094 FIBRE);
1095
1096 if (link_info->media_type == PORT_PHY_QCFG_RESP_MEDIA_TYPE_DAC)
1097 base->port = PORT_DA;
1098 else if (link_info->media_type ==
1099 PORT_PHY_QCFG_RESP_MEDIA_TYPE_FIBRE)
1100 base->port = PORT_FIBRE;
1101 }
1102 base->phy_address = link_info->phy_addr;
1103 mutex_unlock(&bp->link_lock);
1104
1105 return 0;
1106 }
1107
1108 static u32 bnxt_get_fw_speed(struct net_device *dev, u32 ethtool_speed)
1109 {
1110 struct bnxt *bp = netdev_priv(dev);
1111 struct bnxt_link_info *link_info = &bp->link_info;
1112 u16 support_spds = link_info->support_speeds;
1113 u32 fw_speed = 0;
1114
1115 switch (ethtool_speed) {
1116 case SPEED_100:
1117 if (support_spds & BNXT_LINK_SPEED_MSK_100MB)
1118 fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_100MB;
1119 break;
1120 case SPEED_1000:
1121 if (support_spds & BNXT_LINK_SPEED_MSK_1GB)
1122 fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_1GB;
1123 break;
1124 case SPEED_2500:
1125 if (support_spds & BNXT_LINK_SPEED_MSK_2_5GB)
1126 fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_2_5GB;
1127 break;
1128 case SPEED_10000:
1129 if (support_spds & BNXT_LINK_SPEED_MSK_10GB)
1130 fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_10GB;
1131 break;
1132 case SPEED_20000:
1133 if (support_spds & BNXT_LINK_SPEED_MSK_20GB)
1134 fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_20GB;
1135 break;
1136 case SPEED_25000:
1137 if (support_spds & BNXT_LINK_SPEED_MSK_25GB)
1138 fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_25GB;
1139 break;
1140 case SPEED_40000:
1141 if (support_spds & BNXT_LINK_SPEED_MSK_40GB)
1142 fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_40GB;
1143 break;
1144 case SPEED_50000:
1145 if (support_spds & BNXT_LINK_SPEED_MSK_50GB)
1146 fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_50GB;
1147 break;
1148 case SPEED_100000:
1149 if (support_spds & BNXT_LINK_SPEED_MSK_100GB)
1150 fw_speed = PORT_PHY_CFG_REQ_AUTO_LINK_SPEED_100GB;
1151 break;
1152 default:
1153 netdev_err(dev, "unsupported speed!\n");
1154 break;
1155 }
1156 return fw_speed;
1157 }
1158
1159 u16 bnxt_get_fw_auto_link_speeds(u32 advertising)
1160 {
1161 u16 fw_speed_mask = 0;
1162
1163 /* only support autoneg at speed 100, 1000, and 10000 */
1164 if (advertising & (ADVERTISED_100baseT_Full |
1165 ADVERTISED_100baseT_Half)) {
1166 fw_speed_mask |= BNXT_LINK_SPEED_MSK_100MB;
1167 }
1168 if (advertising & (ADVERTISED_1000baseT_Full |
1169 ADVERTISED_1000baseT_Half)) {
1170 fw_speed_mask |= BNXT_LINK_SPEED_MSK_1GB;
1171 }
1172 if (advertising & ADVERTISED_10000baseT_Full)
1173 fw_speed_mask |= BNXT_LINK_SPEED_MSK_10GB;
1174
1175 if (advertising & ADVERTISED_40000baseCR4_Full)
1176 fw_speed_mask |= BNXT_LINK_SPEED_MSK_40GB;
1177
1178 return fw_speed_mask;
1179 }
1180
1181 static int bnxt_set_link_ksettings(struct net_device *dev,
1182 const struct ethtool_link_ksettings *lk_ksettings)
1183 {
1184 struct bnxt *bp = netdev_priv(dev);
1185 struct bnxt_link_info *link_info = &bp->link_info;
1186 const struct ethtool_link_settings *base = &lk_ksettings->base;
1187 bool set_pause = false;
1188 u16 fw_advertising = 0;
1189 u32 speed;
1190 int rc = 0;
1191
1192 if (!BNXT_SINGLE_PF(bp))
1193 return -EOPNOTSUPP;
1194
1195 mutex_lock(&bp->link_lock);
1196 if (base->autoneg == AUTONEG_ENABLE) {
1197 BNXT_ETHTOOL_TO_FW_SPDS(fw_advertising, lk_ksettings,
1198 advertising);
1199 link_info->autoneg |= BNXT_AUTONEG_SPEED;
1200 if (!fw_advertising)
1201 link_info->advertising = link_info->support_auto_speeds;
1202 else
1203 link_info->advertising = fw_advertising;
1204 /* any change to autoneg will cause link change, therefore the
1205 * driver should put back the original pause setting in autoneg
1206 */
1207 set_pause = true;
1208 } else {
1209 u16 fw_speed;
1210 u8 phy_type = link_info->phy_type;
1211
1212 if (phy_type == PORT_PHY_QCFG_RESP_PHY_TYPE_BASET ||
1213 phy_type == PORT_PHY_QCFG_RESP_PHY_TYPE_BASETE ||
1214 link_info->media_type == PORT_PHY_QCFG_RESP_MEDIA_TYPE_TP) {
1215 netdev_err(dev, "10GBase-T devices must autoneg\n");
1216 rc = -EINVAL;
1217 goto set_setting_exit;
1218 }
1219 if (base->duplex == DUPLEX_HALF) {
1220 netdev_err(dev, "HALF DUPLEX is not supported!\n");
1221 rc = -EINVAL;
1222 goto set_setting_exit;
1223 }
1224 speed = base->speed;
1225 fw_speed = bnxt_get_fw_speed(dev, speed);
1226 if (!fw_speed) {
1227 rc = -EINVAL;
1228 goto set_setting_exit;
1229 }
1230 link_info->req_link_speed = fw_speed;
1231 link_info->req_duplex = BNXT_LINK_DUPLEX_FULL;
1232 link_info->autoneg = 0;
1233 link_info->advertising = 0;
1234 }
1235
1236 if (netif_running(dev))
1237 rc = bnxt_hwrm_set_link_setting(bp, set_pause, false);
1238
1239 set_setting_exit:
1240 mutex_unlock(&bp->link_lock);
1241 return rc;
1242 }
1243
1244 static void bnxt_get_pauseparam(struct net_device *dev,
1245 struct ethtool_pauseparam *epause)
1246 {
1247 struct bnxt *bp = netdev_priv(dev);
1248 struct bnxt_link_info *link_info = &bp->link_info;
1249
1250 if (BNXT_VF(bp))
1251 return;
1252 epause->autoneg = !!(link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL);
1253 epause->rx_pause = !!(link_info->req_flow_ctrl & BNXT_LINK_PAUSE_RX);
1254 epause->tx_pause = !!(link_info->req_flow_ctrl & BNXT_LINK_PAUSE_TX);
1255 }
1256
1257 static int bnxt_set_pauseparam(struct net_device *dev,
1258 struct ethtool_pauseparam *epause)
1259 {
1260 int rc = 0;
1261 struct bnxt *bp = netdev_priv(dev);
1262 struct bnxt_link_info *link_info = &bp->link_info;
1263
1264 if (!BNXT_SINGLE_PF(bp))
1265 return -EOPNOTSUPP;
1266
1267 if (epause->autoneg) {
1268 if (!(link_info->autoneg & BNXT_AUTONEG_SPEED))
1269 return -EINVAL;
1270
1271 link_info->autoneg |= BNXT_AUTONEG_FLOW_CTRL;
1272 if (bp->hwrm_spec_code >= 0x10201)
1273 link_info->req_flow_ctrl =
1274 PORT_PHY_CFG_REQ_AUTO_PAUSE_AUTONEG_PAUSE;
1275 } else {
1276 /* when transition from auto pause to force pause,
1277 * force a link change
1278 */
1279 if (link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL)
1280 link_info->force_link_chng = true;
1281 link_info->autoneg &= ~BNXT_AUTONEG_FLOW_CTRL;
1282 link_info->req_flow_ctrl = 0;
1283 }
1284 if (epause->rx_pause)
1285 link_info->req_flow_ctrl |= BNXT_LINK_PAUSE_RX;
1286
1287 if (epause->tx_pause)
1288 link_info->req_flow_ctrl |= BNXT_LINK_PAUSE_TX;
1289
1290 if (netif_running(dev))
1291 rc = bnxt_hwrm_set_pause(bp);
1292 return rc;
1293 }
1294
1295 static u32 bnxt_get_link(struct net_device *dev)
1296 {
1297 struct bnxt *bp = netdev_priv(dev);
1298
1299 /* TODO: handle MF, VF, driver close case */
1300 return bp->link_info.link_up;
1301 }
1302
1303 static int bnxt_find_nvram_item(struct net_device *dev, u16 type, u16 ordinal,
1304 u16 ext, u16 *index, u32 *item_length,
1305 u32 *data_length);
1306
1307 static int bnxt_flash_nvram(struct net_device *dev,
1308 u16 dir_type,
1309 u16 dir_ordinal,
1310 u16 dir_ext,
1311 u16 dir_attr,
1312 const u8 *data,
1313 size_t data_len)
1314 {
1315 struct bnxt *bp = netdev_priv(dev);
1316 int rc;
1317 struct hwrm_nvm_write_input req = {0};
1318 dma_addr_t dma_handle;
1319 u8 *kmem;
1320
1321 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_WRITE, -1, -1);
1322
1323 req.dir_type = cpu_to_le16(dir_type);
1324 req.dir_ordinal = cpu_to_le16(dir_ordinal);
1325 req.dir_ext = cpu_to_le16(dir_ext);
1326 req.dir_attr = cpu_to_le16(dir_attr);
1327 req.dir_data_length = cpu_to_le32(data_len);
1328
1329 kmem = dma_alloc_coherent(&bp->pdev->dev, data_len, &dma_handle,
1330 GFP_KERNEL);
1331 if (!kmem) {
1332 netdev_err(dev, "dma_alloc_coherent failure, length = %u\n",
1333 (unsigned)data_len);
1334 return -ENOMEM;
1335 }
1336 memcpy(kmem, data, data_len);
1337 req.host_src_addr = cpu_to_le64(dma_handle);
1338
1339 rc = hwrm_send_message(bp, &req, sizeof(req), FLASH_NVRAM_TIMEOUT);
1340 dma_free_coherent(&bp->pdev->dev, data_len, kmem, dma_handle);
1341
1342 return rc;
1343 }
1344
1345 static int bnxt_firmware_reset(struct net_device *dev,
1346 u16 dir_type)
1347 {
1348 struct bnxt *bp = netdev_priv(dev);
1349 struct hwrm_fw_reset_input req = {0};
1350
1351 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_FW_RESET, -1, -1);
1352
1353 /* TODO: Support ASAP ChiMP self-reset (e.g. upon PF driver unload) */
1354 /* TODO: Address self-reset of APE/KONG/BONO/TANG or ungraceful reset */
1355 /* (e.g. when firmware isn't already running) */
1356 switch (dir_type) {
1357 case BNX_DIR_TYPE_CHIMP_PATCH:
1358 case BNX_DIR_TYPE_BOOTCODE:
1359 case BNX_DIR_TYPE_BOOTCODE_2:
1360 req.embedded_proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_BOOT;
1361 /* Self-reset ChiMP upon next PCIe reset: */
1362 req.selfrst_status = FW_RESET_REQ_SELFRST_STATUS_SELFRSTPCIERST;
1363 break;
1364 case BNX_DIR_TYPE_APE_FW:
1365 case BNX_DIR_TYPE_APE_PATCH:
1366 req.embedded_proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_MGMT;
1367 /* Self-reset APE upon next PCIe reset: */
1368 req.selfrst_status = FW_RESET_REQ_SELFRST_STATUS_SELFRSTPCIERST;
1369 break;
1370 case BNX_DIR_TYPE_KONG_FW:
1371 case BNX_DIR_TYPE_KONG_PATCH:
1372 req.embedded_proc_type =
1373 FW_RESET_REQ_EMBEDDED_PROC_TYPE_NETCTRL;
1374 break;
1375 case BNX_DIR_TYPE_BONO_FW:
1376 case BNX_DIR_TYPE_BONO_PATCH:
1377 req.embedded_proc_type = FW_RESET_REQ_EMBEDDED_PROC_TYPE_ROCE;
1378 break;
1379 default:
1380 return -EINVAL;
1381 }
1382
1383 return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
1384 }
1385
1386 static int bnxt_flash_firmware(struct net_device *dev,
1387 u16 dir_type,
1388 const u8 *fw_data,
1389 size_t fw_size)
1390 {
1391 int rc = 0;
1392 u16 code_type;
1393 u32 stored_crc;
1394 u32 calculated_crc;
1395 struct bnxt_fw_header *header = (struct bnxt_fw_header *)fw_data;
1396
1397 switch (dir_type) {
1398 case BNX_DIR_TYPE_BOOTCODE:
1399 case BNX_DIR_TYPE_BOOTCODE_2:
1400 code_type = CODE_BOOT;
1401 break;
1402 case BNX_DIR_TYPE_CHIMP_PATCH:
1403 code_type = CODE_CHIMP_PATCH;
1404 break;
1405 case BNX_DIR_TYPE_APE_FW:
1406 code_type = CODE_MCTP_PASSTHRU;
1407 break;
1408 case BNX_DIR_TYPE_APE_PATCH:
1409 code_type = CODE_APE_PATCH;
1410 break;
1411 case BNX_DIR_TYPE_KONG_FW:
1412 code_type = CODE_KONG_FW;
1413 break;
1414 case BNX_DIR_TYPE_KONG_PATCH:
1415 code_type = CODE_KONG_PATCH;
1416 break;
1417 case BNX_DIR_TYPE_BONO_FW:
1418 code_type = CODE_BONO_FW;
1419 break;
1420 case BNX_DIR_TYPE_BONO_PATCH:
1421 code_type = CODE_BONO_PATCH;
1422 break;
1423 default:
1424 netdev_err(dev, "Unsupported directory entry type: %u\n",
1425 dir_type);
1426 return -EINVAL;
1427 }
1428 if (fw_size < sizeof(struct bnxt_fw_header)) {
1429 netdev_err(dev, "Invalid firmware file size: %u\n",
1430 (unsigned int)fw_size);
1431 return -EINVAL;
1432 }
1433 if (header->signature != cpu_to_le32(BNXT_FIRMWARE_BIN_SIGNATURE)) {
1434 netdev_err(dev, "Invalid firmware signature: %08X\n",
1435 le32_to_cpu(header->signature));
1436 return -EINVAL;
1437 }
1438 if (header->code_type != code_type) {
1439 netdev_err(dev, "Expected firmware type: %d, read: %d\n",
1440 code_type, header->code_type);
1441 return -EINVAL;
1442 }
1443 if (header->device != DEVICE_CUMULUS_FAMILY) {
1444 netdev_err(dev, "Expected firmware device family %d, read: %d\n",
1445 DEVICE_CUMULUS_FAMILY, header->device);
1446 return -EINVAL;
1447 }
1448 /* Confirm the CRC32 checksum of the file: */
1449 stored_crc = le32_to_cpu(*(__le32 *)(fw_data + fw_size -
1450 sizeof(stored_crc)));
1451 calculated_crc = ~crc32(~0, fw_data, fw_size - sizeof(stored_crc));
1452 if (calculated_crc != stored_crc) {
1453 netdev_err(dev, "Firmware file CRC32 checksum (%08lX) does not match calculated checksum (%08lX)\n",
1454 (unsigned long)stored_crc,
1455 (unsigned long)calculated_crc);
1456 return -EINVAL;
1457 }
1458 rc = bnxt_flash_nvram(dev, dir_type, BNX_DIR_ORDINAL_FIRST,
1459 0, 0, fw_data, fw_size);
1460 if (rc == 0) /* Firmware update successful */
1461 rc = bnxt_firmware_reset(dev, dir_type);
1462
1463 return rc;
1464 }
1465
1466 static int bnxt_flash_microcode(struct net_device *dev,
1467 u16 dir_type,
1468 const u8 *fw_data,
1469 size_t fw_size)
1470 {
1471 struct bnxt_ucode_trailer *trailer;
1472 u32 calculated_crc;
1473 u32 stored_crc;
1474 int rc = 0;
1475
1476 if (fw_size < sizeof(struct bnxt_ucode_trailer)) {
1477 netdev_err(dev, "Invalid microcode file size: %u\n",
1478 (unsigned int)fw_size);
1479 return -EINVAL;
1480 }
1481 trailer = (struct bnxt_ucode_trailer *)(fw_data + (fw_size -
1482 sizeof(*trailer)));
1483 if (trailer->sig != cpu_to_le32(BNXT_UCODE_TRAILER_SIGNATURE)) {
1484 netdev_err(dev, "Invalid microcode trailer signature: %08X\n",
1485 le32_to_cpu(trailer->sig));
1486 return -EINVAL;
1487 }
1488 if (le16_to_cpu(trailer->dir_type) != dir_type) {
1489 netdev_err(dev, "Expected microcode type: %d, read: %d\n",
1490 dir_type, le16_to_cpu(trailer->dir_type));
1491 return -EINVAL;
1492 }
1493 if (le16_to_cpu(trailer->trailer_length) <
1494 sizeof(struct bnxt_ucode_trailer)) {
1495 netdev_err(dev, "Invalid microcode trailer length: %d\n",
1496 le16_to_cpu(trailer->trailer_length));
1497 return -EINVAL;
1498 }
1499
1500 /* Confirm the CRC32 checksum of the file: */
1501 stored_crc = le32_to_cpu(*(__le32 *)(fw_data + fw_size -
1502 sizeof(stored_crc)));
1503 calculated_crc = ~crc32(~0, fw_data, fw_size - sizeof(stored_crc));
1504 if (calculated_crc != stored_crc) {
1505 netdev_err(dev,
1506 "CRC32 (%08lX) does not match calculated: %08lX\n",
1507 (unsigned long)stored_crc,
1508 (unsigned long)calculated_crc);
1509 return -EINVAL;
1510 }
1511 rc = bnxt_flash_nvram(dev, dir_type, BNX_DIR_ORDINAL_FIRST,
1512 0, 0, fw_data, fw_size);
1513
1514 return rc;
1515 }
1516
1517 static bool bnxt_dir_type_is_ape_bin_format(u16 dir_type)
1518 {
1519 switch (dir_type) {
1520 case BNX_DIR_TYPE_CHIMP_PATCH:
1521 case BNX_DIR_TYPE_BOOTCODE:
1522 case BNX_DIR_TYPE_BOOTCODE_2:
1523 case BNX_DIR_TYPE_APE_FW:
1524 case BNX_DIR_TYPE_APE_PATCH:
1525 case BNX_DIR_TYPE_KONG_FW:
1526 case BNX_DIR_TYPE_KONG_PATCH:
1527 case BNX_DIR_TYPE_BONO_FW:
1528 case BNX_DIR_TYPE_BONO_PATCH:
1529 return true;
1530 }
1531
1532 return false;
1533 }
1534
1535 static bool bnxt_dir_type_is_other_exec_format(u16 dir_type)
1536 {
1537 switch (dir_type) {
1538 case BNX_DIR_TYPE_AVS:
1539 case BNX_DIR_TYPE_EXP_ROM_MBA:
1540 case BNX_DIR_TYPE_PCIE:
1541 case BNX_DIR_TYPE_TSCF_UCODE:
1542 case BNX_DIR_TYPE_EXT_PHY:
1543 case BNX_DIR_TYPE_CCM:
1544 case BNX_DIR_TYPE_ISCSI_BOOT:
1545 case BNX_DIR_TYPE_ISCSI_BOOT_IPV6:
1546 case BNX_DIR_TYPE_ISCSI_BOOT_IPV4N6:
1547 return true;
1548 }
1549
1550 return false;
1551 }
1552
1553 static bool bnxt_dir_type_is_executable(u16 dir_type)
1554 {
1555 return bnxt_dir_type_is_ape_bin_format(dir_type) ||
1556 bnxt_dir_type_is_other_exec_format(dir_type);
1557 }
1558
1559 static int bnxt_flash_firmware_from_file(struct net_device *dev,
1560 u16 dir_type,
1561 const char *filename)
1562 {
1563 const struct firmware *fw;
1564 int rc;
1565
1566 rc = request_firmware(&fw, filename, &dev->dev);
1567 if (rc != 0) {
1568 netdev_err(dev, "Error %d requesting firmware file: %s\n",
1569 rc, filename);
1570 return rc;
1571 }
1572 if (bnxt_dir_type_is_ape_bin_format(dir_type) == true)
1573 rc = bnxt_flash_firmware(dev, dir_type, fw->data, fw->size);
1574 else if (bnxt_dir_type_is_other_exec_format(dir_type) == true)
1575 rc = bnxt_flash_microcode(dev, dir_type, fw->data, fw->size);
1576 else
1577 rc = bnxt_flash_nvram(dev, dir_type, BNX_DIR_ORDINAL_FIRST,
1578 0, 0, fw->data, fw->size);
1579 release_firmware(fw);
1580 return rc;
1581 }
1582
1583 static int bnxt_flash_package_from_file(struct net_device *dev,
1584 char *filename, u32 install_type)
1585 {
1586 struct bnxt *bp = netdev_priv(dev);
1587 struct hwrm_nvm_install_update_output *resp = bp->hwrm_cmd_resp_addr;
1588 struct hwrm_nvm_install_update_input install = {0};
1589 const struct firmware *fw;
1590 u32 item_len;
1591 u16 index;
1592 int rc;
1593
1594 bnxt_hwrm_fw_set_time(bp);
1595
1596 if (bnxt_find_nvram_item(dev, BNX_DIR_TYPE_UPDATE,
1597 BNX_DIR_ORDINAL_FIRST, BNX_DIR_EXT_NONE,
1598 &index, &item_len, NULL) != 0) {
1599 netdev_err(dev, "PKG update area not created in nvram\n");
1600 return -ENOBUFS;
1601 }
1602
1603 rc = request_firmware(&fw, filename, &dev->dev);
1604 if (rc != 0) {
1605 netdev_err(dev, "PKG error %d requesting file: %s\n",
1606 rc, filename);
1607 return rc;
1608 }
1609
1610 if (fw->size > item_len) {
1611 netdev_err(dev, "PKG insufficient update area in nvram: %lu",
1612 (unsigned long)fw->size);
1613 rc = -EFBIG;
1614 } else {
1615 dma_addr_t dma_handle;
1616 u8 *kmem;
1617 struct hwrm_nvm_modify_input modify = {0};
1618
1619 bnxt_hwrm_cmd_hdr_init(bp, &modify, HWRM_NVM_MODIFY, -1, -1);
1620
1621 modify.dir_idx = cpu_to_le16(index);
1622 modify.len = cpu_to_le32(fw->size);
1623
1624 kmem = dma_alloc_coherent(&bp->pdev->dev, fw->size,
1625 &dma_handle, GFP_KERNEL);
1626 if (!kmem) {
1627 netdev_err(dev,
1628 "dma_alloc_coherent failure, length = %u\n",
1629 (unsigned int)fw->size);
1630 rc = -ENOMEM;
1631 } else {
1632 memcpy(kmem, fw->data, fw->size);
1633 modify.host_src_addr = cpu_to_le64(dma_handle);
1634
1635 rc = hwrm_send_message(bp, &modify, sizeof(modify),
1636 FLASH_PACKAGE_TIMEOUT);
1637 dma_free_coherent(&bp->pdev->dev, fw->size, kmem,
1638 dma_handle);
1639 }
1640 }
1641 release_firmware(fw);
1642 if (rc)
1643 return rc;
1644
1645 if ((install_type & 0xffff) == 0)
1646 install_type >>= 16;
1647 bnxt_hwrm_cmd_hdr_init(bp, &install, HWRM_NVM_INSTALL_UPDATE, -1, -1);
1648 install.install_type = cpu_to_le32(install_type);
1649
1650 mutex_lock(&bp->hwrm_cmd_lock);
1651 rc = _hwrm_send_message(bp, &install, sizeof(install),
1652 INSTALL_PACKAGE_TIMEOUT);
1653 if (rc) {
1654 rc = -EOPNOTSUPP;
1655 goto flash_pkg_exit;
1656 }
1657
1658 if (resp->error_code) {
1659 u8 error_code = ((struct hwrm_err_output *)resp)->cmd_err;
1660
1661 if (error_code == NVM_INSTALL_UPDATE_CMD_ERR_CODE_FRAG_ERR) {
1662 install.flags |= cpu_to_le16(
1663 NVM_INSTALL_UPDATE_REQ_FLAGS_ALLOWED_TO_DEFRAG);
1664 rc = _hwrm_send_message(bp, &install, sizeof(install),
1665 INSTALL_PACKAGE_TIMEOUT);
1666 if (rc) {
1667 rc = -EOPNOTSUPP;
1668 goto flash_pkg_exit;
1669 }
1670 }
1671 }
1672
1673 if (resp->result) {
1674 netdev_err(dev, "PKG install error = %d, problem_item = %d\n",
1675 (s8)resp->result, (int)resp->problem_item);
1676 rc = -ENOPKG;
1677 }
1678 flash_pkg_exit:
1679 mutex_unlock(&bp->hwrm_cmd_lock);
1680 return rc;
1681 }
1682
1683 static int bnxt_flash_device(struct net_device *dev,
1684 struct ethtool_flash *flash)
1685 {
1686 if (!BNXT_PF((struct bnxt *)netdev_priv(dev))) {
1687 netdev_err(dev, "flashdev not supported from a virtual function\n");
1688 return -EINVAL;
1689 }
1690
1691 if (flash->region == ETHTOOL_FLASH_ALL_REGIONS ||
1692 flash->region > 0xffff)
1693 return bnxt_flash_package_from_file(dev, flash->data,
1694 flash->region);
1695
1696 return bnxt_flash_firmware_from_file(dev, flash->region, flash->data);
1697 }
1698
1699 static int nvm_get_dir_info(struct net_device *dev, u32 *entries, u32 *length)
1700 {
1701 struct bnxt *bp = netdev_priv(dev);
1702 int rc;
1703 struct hwrm_nvm_get_dir_info_input req = {0};
1704 struct hwrm_nvm_get_dir_info_output *output = bp->hwrm_cmd_resp_addr;
1705
1706 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_GET_DIR_INFO, -1, -1);
1707
1708 mutex_lock(&bp->hwrm_cmd_lock);
1709 rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
1710 if (!rc) {
1711 *entries = le32_to_cpu(output->entries);
1712 *length = le32_to_cpu(output->entry_length);
1713 }
1714 mutex_unlock(&bp->hwrm_cmd_lock);
1715 return rc;
1716 }
1717
1718 static int bnxt_get_eeprom_len(struct net_device *dev)
1719 {
1720 /* The -1 return value allows the entire 32-bit range of offsets to be
1721 * passed via the ethtool command-line utility.
1722 */
1723 return -1;
1724 }
1725
1726 static int bnxt_get_nvram_directory(struct net_device *dev, u32 len, u8 *data)
1727 {
1728 struct bnxt *bp = netdev_priv(dev);
1729 int rc;
1730 u32 dir_entries;
1731 u32 entry_length;
1732 u8 *buf;
1733 size_t buflen;
1734 dma_addr_t dma_handle;
1735 struct hwrm_nvm_get_dir_entries_input req = {0};
1736
1737 rc = nvm_get_dir_info(dev, &dir_entries, &entry_length);
1738 if (rc != 0)
1739 return rc;
1740
1741 /* Insert 2 bytes of directory info (count and size of entries) */
1742 if (len < 2)
1743 return -EINVAL;
1744
1745 *data++ = dir_entries;
1746 *data++ = entry_length;
1747 len -= 2;
1748 memset(data, 0xff, len);
1749
1750 buflen = dir_entries * entry_length;
1751 buf = dma_alloc_coherent(&bp->pdev->dev, buflen, &dma_handle,
1752 GFP_KERNEL);
1753 if (!buf) {
1754 netdev_err(dev, "dma_alloc_coherent failure, length = %u\n",
1755 (unsigned)buflen);
1756 return -ENOMEM;
1757 }
1758 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_GET_DIR_ENTRIES, -1, -1);
1759 req.host_dest_addr = cpu_to_le64(dma_handle);
1760 rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
1761 if (rc == 0)
1762 memcpy(data, buf, len > buflen ? buflen : len);
1763 dma_free_coherent(&bp->pdev->dev, buflen, buf, dma_handle);
1764 return rc;
1765 }
1766
1767 static int bnxt_get_nvram_item(struct net_device *dev, u32 index, u32 offset,
1768 u32 length, u8 *data)
1769 {
1770 struct bnxt *bp = netdev_priv(dev);
1771 int rc;
1772 u8 *buf;
1773 dma_addr_t dma_handle;
1774 struct hwrm_nvm_read_input req = {0};
1775
1776 buf = dma_alloc_coherent(&bp->pdev->dev, length, &dma_handle,
1777 GFP_KERNEL);
1778 if (!buf) {
1779 netdev_err(dev, "dma_alloc_coherent failure, length = %u\n",
1780 (unsigned)length);
1781 return -ENOMEM;
1782 }
1783 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_READ, -1, -1);
1784 req.host_dest_addr = cpu_to_le64(dma_handle);
1785 req.dir_idx = cpu_to_le16(index);
1786 req.offset = cpu_to_le32(offset);
1787 req.len = cpu_to_le32(length);
1788
1789 rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
1790 if (rc == 0)
1791 memcpy(data, buf, length);
1792 dma_free_coherent(&bp->pdev->dev, length, buf, dma_handle);
1793 return rc;
1794 }
1795
1796 static int bnxt_find_nvram_item(struct net_device *dev, u16 type, u16 ordinal,
1797 u16 ext, u16 *index, u32 *item_length,
1798 u32 *data_length)
1799 {
1800 struct bnxt *bp = netdev_priv(dev);
1801 int rc;
1802 struct hwrm_nvm_find_dir_entry_input req = {0};
1803 struct hwrm_nvm_find_dir_entry_output *output = bp->hwrm_cmd_resp_addr;
1804
1805 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_FIND_DIR_ENTRY, -1, -1);
1806 req.enables = 0;
1807 req.dir_idx = 0;
1808 req.dir_type = cpu_to_le16(type);
1809 req.dir_ordinal = cpu_to_le16(ordinal);
1810 req.dir_ext = cpu_to_le16(ext);
1811 req.opt_ordinal = NVM_FIND_DIR_ENTRY_REQ_OPT_ORDINAL_EQ;
1812 mutex_lock(&bp->hwrm_cmd_lock);
1813 rc = _hwrm_send_message_silent(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
1814 if (rc == 0) {
1815 if (index)
1816 *index = le16_to_cpu(output->dir_idx);
1817 if (item_length)
1818 *item_length = le32_to_cpu(output->dir_item_length);
1819 if (data_length)
1820 *data_length = le32_to_cpu(output->dir_data_length);
1821 }
1822 mutex_unlock(&bp->hwrm_cmd_lock);
1823 return rc;
1824 }
1825
1826 static char *bnxt_parse_pkglog(int desired_field, u8 *data, size_t datalen)
1827 {
1828 char *retval = NULL;
1829 char *p;
1830 char *value;
1831 int field = 0;
1832
1833 if (datalen < 1)
1834 return NULL;
1835 /* null-terminate the log data (removing last '\n'): */
1836 data[datalen - 1] = 0;
1837 for (p = data; *p != 0; p++) {
1838 field = 0;
1839 retval = NULL;
1840 while (*p != 0 && *p != '\n') {
1841 value = p;
1842 while (*p != 0 && *p != '\t' && *p != '\n')
1843 p++;
1844 if (field == desired_field)
1845 retval = value;
1846 if (*p != '\t')
1847 break;
1848 *p = 0;
1849 field++;
1850 p++;
1851 }
1852 if (*p == 0)
1853 break;
1854 *p = 0;
1855 }
1856 return retval;
1857 }
1858
1859 static char *bnxt_get_pkgver(struct net_device *dev, char *buf, size_t buflen)
1860 {
1861 u16 index = 0;
1862 u32 datalen;
1863
1864 if (bnxt_find_nvram_item(dev, BNX_DIR_TYPE_PKG_LOG,
1865 BNX_DIR_ORDINAL_FIRST, BNX_DIR_EXT_NONE,
1866 &index, NULL, &datalen) != 0)
1867 return NULL;
1868
1869 memset(buf, 0, buflen);
1870 if (bnxt_get_nvram_item(dev, index, 0, datalen, buf) != 0)
1871 return NULL;
1872
1873 return bnxt_parse_pkglog(BNX_PKG_LOG_FIELD_IDX_PKG_VERSION, buf,
1874 datalen);
1875 }
1876
1877 static int bnxt_get_eeprom(struct net_device *dev,
1878 struct ethtool_eeprom *eeprom,
1879 u8 *data)
1880 {
1881 u32 index;
1882 u32 offset;
1883
1884 if (eeprom->offset == 0) /* special offset value to get directory */
1885 return bnxt_get_nvram_directory(dev, eeprom->len, data);
1886
1887 index = eeprom->offset >> 24;
1888 offset = eeprom->offset & 0xffffff;
1889
1890 if (index == 0) {
1891 netdev_err(dev, "unsupported index value: %d\n", index);
1892 return -EINVAL;
1893 }
1894
1895 return bnxt_get_nvram_item(dev, index - 1, offset, eeprom->len, data);
1896 }
1897
1898 static int bnxt_erase_nvram_directory(struct net_device *dev, u8 index)
1899 {
1900 struct bnxt *bp = netdev_priv(dev);
1901 struct hwrm_nvm_erase_dir_entry_input req = {0};
1902
1903 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_ERASE_DIR_ENTRY, -1, -1);
1904 req.dir_idx = cpu_to_le16(index);
1905 return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
1906 }
1907
1908 static int bnxt_set_eeprom(struct net_device *dev,
1909 struct ethtool_eeprom *eeprom,
1910 u8 *data)
1911 {
1912 struct bnxt *bp = netdev_priv(dev);
1913 u8 index, dir_op;
1914 u16 type, ext, ordinal, attr;
1915
1916 if (!BNXT_PF(bp)) {
1917 netdev_err(dev, "NVM write not supported from a virtual function\n");
1918 return -EINVAL;
1919 }
1920
1921 type = eeprom->magic >> 16;
1922
1923 if (type == 0xffff) { /* special value for directory operations */
1924 index = eeprom->magic & 0xff;
1925 dir_op = eeprom->magic >> 8;
1926 if (index == 0)
1927 return -EINVAL;
1928 switch (dir_op) {
1929 case 0x0e: /* erase */
1930 if (eeprom->offset != ~eeprom->magic)
1931 return -EINVAL;
1932 return bnxt_erase_nvram_directory(dev, index - 1);
1933 default:
1934 return -EINVAL;
1935 }
1936 }
1937
1938 /* Create or re-write an NVM item: */
1939 if (bnxt_dir_type_is_executable(type) == true)
1940 return -EOPNOTSUPP;
1941 ext = eeprom->magic & 0xffff;
1942 ordinal = eeprom->offset >> 16;
1943 attr = eeprom->offset & 0xffff;
1944
1945 return bnxt_flash_nvram(dev, type, ordinal, ext, attr, data,
1946 eeprom->len);
1947 }
1948
1949 static int bnxt_set_eee(struct net_device *dev, struct ethtool_eee *edata)
1950 {
1951 struct bnxt *bp = netdev_priv(dev);
1952 struct ethtool_eee *eee = &bp->eee;
1953 struct bnxt_link_info *link_info = &bp->link_info;
1954 u32 advertising =
1955 _bnxt_fw_to_ethtool_adv_spds(link_info->advertising, 0);
1956 int rc = 0;
1957
1958 if (!BNXT_SINGLE_PF(bp))
1959 return -EOPNOTSUPP;
1960
1961 if (!(bp->flags & BNXT_FLAG_EEE_CAP))
1962 return -EOPNOTSUPP;
1963
1964 if (!edata->eee_enabled)
1965 goto eee_ok;
1966
1967 if (!(link_info->autoneg & BNXT_AUTONEG_SPEED)) {
1968 netdev_warn(dev, "EEE requires autoneg\n");
1969 return -EINVAL;
1970 }
1971 if (edata->tx_lpi_enabled) {
1972 if (bp->lpi_tmr_hi && (edata->tx_lpi_timer > bp->lpi_tmr_hi ||
1973 edata->tx_lpi_timer < bp->lpi_tmr_lo)) {
1974 netdev_warn(dev, "Valid LPI timer range is %d and %d microsecs\n",
1975 bp->lpi_tmr_lo, bp->lpi_tmr_hi);
1976 return -EINVAL;
1977 } else if (!bp->lpi_tmr_hi) {
1978 edata->tx_lpi_timer = eee->tx_lpi_timer;
1979 }
1980 }
1981 if (!edata->advertised) {
1982 edata->advertised = advertising & eee->supported;
1983 } else if (edata->advertised & ~advertising) {
1984 netdev_warn(dev, "EEE advertised %x must be a subset of autoneg advertised speeds %x\n",
1985 edata->advertised, advertising);
1986 return -EINVAL;
1987 }
1988
1989 eee->advertised = edata->advertised;
1990 eee->tx_lpi_enabled = edata->tx_lpi_enabled;
1991 eee->tx_lpi_timer = edata->tx_lpi_timer;
1992 eee_ok:
1993 eee->eee_enabled = edata->eee_enabled;
1994
1995 if (netif_running(dev))
1996 rc = bnxt_hwrm_set_link_setting(bp, false, true);
1997
1998 return rc;
1999 }
2000
2001 static int bnxt_get_eee(struct net_device *dev, struct ethtool_eee *edata)
2002 {
2003 struct bnxt *bp = netdev_priv(dev);
2004
2005 if (!(bp->flags & BNXT_FLAG_EEE_CAP))
2006 return -EOPNOTSUPP;
2007
2008 *edata = bp->eee;
2009 if (!bp->eee.eee_enabled) {
2010 /* Preserve tx_lpi_timer so that the last value will be used
2011 * by default when it is re-enabled.
2012 */
2013 edata->advertised = 0;
2014 edata->tx_lpi_enabled = 0;
2015 }
2016
2017 if (!bp->eee.eee_active)
2018 edata->lp_advertised = 0;
2019
2020 return 0;
2021 }
2022
2023 static int bnxt_read_sfp_module_eeprom_info(struct bnxt *bp, u16 i2c_addr,
2024 u16 page_number, u16 start_addr,
2025 u16 data_length, u8 *buf)
2026 {
2027 struct hwrm_port_phy_i2c_read_input req = {0};
2028 struct hwrm_port_phy_i2c_read_output *output = bp->hwrm_cmd_resp_addr;
2029 int rc, byte_offset = 0;
2030
2031 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_PHY_I2C_READ, -1, -1);
2032 req.i2c_slave_addr = i2c_addr;
2033 req.page_number = cpu_to_le16(page_number);
2034 req.port_id = cpu_to_le16(bp->pf.port_id);
2035 do {
2036 u16 xfer_size;
2037
2038 xfer_size = min_t(u16, data_length, BNXT_MAX_PHY_I2C_RESP_SIZE);
2039 data_length -= xfer_size;
2040 req.page_offset = cpu_to_le16(start_addr + byte_offset);
2041 req.data_length = xfer_size;
2042 req.enables = cpu_to_le32(start_addr + byte_offset ?
2043 PORT_PHY_I2C_READ_REQ_ENABLES_PAGE_OFFSET : 0);
2044 mutex_lock(&bp->hwrm_cmd_lock);
2045 rc = _hwrm_send_message(bp, &req, sizeof(req),
2046 HWRM_CMD_TIMEOUT);
2047 if (!rc)
2048 memcpy(buf + byte_offset, output->data, xfer_size);
2049 mutex_unlock(&bp->hwrm_cmd_lock);
2050 byte_offset += xfer_size;
2051 } while (!rc && data_length > 0);
2052
2053 return rc;
2054 }
2055
2056 static int bnxt_get_module_info(struct net_device *dev,
2057 struct ethtool_modinfo *modinfo)
2058 {
2059 struct bnxt *bp = netdev_priv(dev);
2060 struct hwrm_port_phy_i2c_read_input req = {0};
2061 struct hwrm_port_phy_i2c_read_output *output = bp->hwrm_cmd_resp_addr;
2062 int rc;
2063
2064 /* No point in going further if phy status indicates
2065 * module is not inserted or if it is powered down or
2066 * if it is of type 10GBase-T
2067 */
2068 if (bp->link_info.module_status >
2069 PORT_PHY_QCFG_RESP_MODULE_STATUS_WARNINGMSG)
2070 return -EOPNOTSUPP;
2071
2072 /* This feature is not supported in older firmware versions */
2073 if (bp->hwrm_spec_code < 0x10202)
2074 return -EOPNOTSUPP;
2075
2076 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_PHY_I2C_READ, -1, -1);
2077 req.i2c_slave_addr = I2C_DEV_ADDR_A0;
2078 req.page_number = 0;
2079 req.page_offset = cpu_to_le16(SFP_EEPROM_SFF_8472_COMP_ADDR);
2080 req.data_length = SFP_EEPROM_SFF_8472_COMP_SIZE;
2081 req.port_id = cpu_to_le16(bp->pf.port_id);
2082 mutex_lock(&bp->hwrm_cmd_lock);
2083 rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
2084 if (!rc) {
2085 u32 module_id = le32_to_cpu(output->data[0]);
2086
2087 switch (module_id) {
2088 case SFF_MODULE_ID_SFP:
2089 modinfo->type = ETH_MODULE_SFF_8472;
2090 modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN;
2091 break;
2092 case SFF_MODULE_ID_QSFP:
2093 case SFF_MODULE_ID_QSFP_PLUS:
2094 modinfo->type = ETH_MODULE_SFF_8436;
2095 modinfo->eeprom_len = ETH_MODULE_SFF_8436_LEN;
2096 break;
2097 case SFF_MODULE_ID_QSFP28:
2098 modinfo->type = ETH_MODULE_SFF_8636;
2099 modinfo->eeprom_len = ETH_MODULE_SFF_8636_LEN;
2100 break;
2101 default:
2102 rc = -EOPNOTSUPP;
2103 break;
2104 }
2105 }
2106 mutex_unlock(&bp->hwrm_cmd_lock);
2107 return rc;
2108 }
2109
2110 static int bnxt_get_module_eeprom(struct net_device *dev,
2111 struct ethtool_eeprom *eeprom,
2112 u8 *data)
2113 {
2114 struct bnxt *bp = netdev_priv(dev);
2115 u16 start = eeprom->offset, length = eeprom->len;
2116 int rc = 0;
2117
2118 memset(data, 0, eeprom->len);
2119
2120 /* Read A0 portion of the EEPROM */
2121 if (start < ETH_MODULE_SFF_8436_LEN) {
2122 if (start + eeprom->len > ETH_MODULE_SFF_8436_LEN)
2123 length = ETH_MODULE_SFF_8436_LEN - start;
2124 rc = bnxt_read_sfp_module_eeprom_info(bp, I2C_DEV_ADDR_A0, 0,
2125 start, length, data);
2126 if (rc)
2127 return rc;
2128 start += length;
2129 data += length;
2130 length = eeprom->len - length;
2131 }
2132
2133 /* Read A2 portion of the EEPROM */
2134 if (length) {
2135 start -= ETH_MODULE_SFF_8436_LEN;
2136 bnxt_read_sfp_module_eeprom_info(bp, I2C_DEV_ADDR_A2, 1, start,
2137 length, data);
2138 }
2139 return rc;
2140 }
2141
2142 static int bnxt_nway_reset(struct net_device *dev)
2143 {
2144 int rc = 0;
2145
2146 struct bnxt *bp = netdev_priv(dev);
2147 struct bnxt_link_info *link_info = &bp->link_info;
2148
2149 if (!BNXT_SINGLE_PF(bp))
2150 return -EOPNOTSUPP;
2151
2152 if (!(link_info->autoneg & BNXT_AUTONEG_SPEED))
2153 return -EINVAL;
2154
2155 if (netif_running(dev))
2156 rc = bnxt_hwrm_set_link_setting(bp, true, false);
2157
2158 return rc;
2159 }
2160
2161 static int bnxt_set_phys_id(struct net_device *dev,
2162 enum ethtool_phys_id_state state)
2163 {
2164 struct hwrm_port_led_cfg_input req = {0};
2165 struct bnxt *bp = netdev_priv(dev);
2166 struct bnxt_pf_info *pf = &bp->pf;
2167 struct bnxt_led_cfg *led_cfg;
2168 u8 led_state;
2169 __le16 duration;
2170 int i, rc;
2171
2172 if (!bp->num_leds || BNXT_VF(bp))
2173 return -EOPNOTSUPP;
2174
2175 if (state == ETHTOOL_ID_ACTIVE) {
2176 led_state = PORT_LED_CFG_REQ_LED0_STATE_BLINKALT;
2177 duration = cpu_to_le16(500);
2178 } else if (state == ETHTOOL_ID_INACTIVE) {
2179 led_state = PORT_LED_CFG_REQ_LED1_STATE_DEFAULT;
2180 duration = cpu_to_le16(0);
2181 } else {
2182 return -EINVAL;
2183 }
2184 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_LED_CFG, -1, -1);
2185 req.port_id = cpu_to_le16(pf->port_id);
2186 req.num_leds = bp->num_leds;
2187 led_cfg = (struct bnxt_led_cfg *)&req.led0_id;
2188 for (i = 0; i < bp->num_leds; i++, led_cfg++) {
2189 req.enables |= BNXT_LED_DFLT_ENABLES(i);
2190 led_cfg->led_id = bp->leds[i].led_id;
2191 led_cfg->led_state = led_state;
2192 led_cfg->led_blink_on = duration;
2193 led_cfg->led_blink_off = duration;
2194 led_cfg->led_group_id = bp->leds[i].led_group_id;
2195 }
2196 rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
2197 if (rc)
2198 rc = -EIO;
2199 return rc;
2200 }
2201
2202 static int bnxt_hwrm_selftest_irq(struct bnxt *bp, u16 cmpl_ring)
2203 {
2204 struct hwrm_selftest_irq_input req = {0};
2205
2206 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_SELFTEST_IRQ, cmpl_ring, -1);
2207 return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
2208 }
2209
2210 static int bnxt_test_irq(struct bnxt *bp)
2211 {
2212 int i;
2213
2214 for (i = 0; i < bp->cp_nr_rings; i++) {
2215 u16 cmpl_ring = bp->grp_info[i].cp_fw_ring_id;
2216 int rc;
2217
2218 rc = bnxt_hwrm_selftest_irq(bp, cmpl_ring);
2219 if (rc)
2220 return rc;
2221 }
2222 return 0;
2223 }
2224
2225 static int bnxt_hwrm_mac_loopback(struct bnxt *bp, bool enable)
2226 {
2227 struct hwrm_port_mac_cfg_input req = {0};
2228
2229 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_MAC_CFG, -1, -1);
2230
2231 req.enables = cpu_to_le32(PORT_MAC_CFG_REQ_ENABLES_LPBK);
2232 if (enable)
2233 req.lpbk = PORT_MAC_CFG_REQ_LPBK_LOCAL;
2234 else
2235 req.lpbk = PORT_MAC_CFG_REQ_LPBK_NONE;
2236 return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
2237 }
2238
2239 static int bnxt_disable_an_for_lpbk(struct bnxt *bp,
2240 struct hwrm_port_phy_cfg_input *req)
2241 {
2242 struct bnxt_link_info *link_info = &bp->link_info;
2243 u16 fw_advertising = link_info->advertising;
2244 u16 fw_speed;
2245 int rc;
2246
2247 if (!link_info->autoneg)
2248 return 0;
2249
2250 fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_1GB;
2251 if (netif_carrier_ok(bp->dev))
2252 fw_speed = bp->link_info.link_speed;
2253 else if (fw_advertising & BNXT_LINK_SPEED_MSK_10GB)
2254 fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_10GB;
2255 else if (fw_advertising & BNXT_LINK_SPEED_MSK_25GB)
2256 fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_25GB;
2257 else if (fw_advertising & BNXT_LINK_SPEED_MSK_40GB)
2258 fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_40GB;
2259 else if (fw_advertising & BNXT_LINK_SPEED_MSK_50GB)
2260 fw_speed = PORT_PHY_CFG_REQ_FORCE_LINK_SPEED_50GB;
2261
2262 req->force_link_speed = cpu_to_le16(fw_speed);
2263 req->flags |= cpu_to_le32(PORT_PHY_CFG_REQ_FLAGS_FORCE |
2264 PORT_PHY_CFG_REQ_FLAGS_RESET_PHY);
2265 rc = hwrm_send_message(bp, req, sizeof(*req), HWRM_CMD_TIMEOUT);
2266 req->flags = 0;
2267 req->force_link_speed = cpu_to_le16(0);
2268 return rc;
2269 }
2270
2271 static int bnxt_hwrm_phy_loopback(struct bnxt *bp, bool enable)
2272 {
2273 struct hwrm_port_phy_cfg_input req = {0};
2274
2275 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_PORT_PHY_CFG, -1, -1);
2276
2277 if (enable) {
2278 bnxt_disable_an_for_lpbk(bp, &req);
2279 req.lpbk = PORT_PHY_CFG_REQ_LPBK_LOCAL;
2280 } else {
2281 req.lpbk = PORT_PHY_CFG_REQ_LPBK_NONE;
2282 }
2283 req.enables = cpu_to_le32(PORT_PHY_CFG_REQ_ENABLES_LPBK);
2284 return hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
2285 }
2286
2287 static int bnxt_rx_loopback(struct bnxt *bp, struct bnxt_napi *bnapi,
2288 u32 raw_cons, int pkt_size)
2289 {
2290 struct bnxt_cp_ring_info *cpr = &bnapi->cp_ring;
2291 struct bnxt_rx_ring_info *rxr = bnapi->rx_ring;
2292 struct bnxt_sw_rx_bd *rx_buf;
2293 struct rx_cmp *rxcmp;
2294 u16 cp_cons, cons;
2295 u8 *data;
2296 u32 len;
2297 int i;
2298
2299 cp_cons = RING_CMP(raw_cons);
2300 rxcmp = (struct rx_cmp *)
2301 &cpr->cp_desc_ring[CP_RING(cp_cons)][CP_IDX(cp_cons)];
2302 cons = rxcmp->rx_cmp_opaque;
2303 rx_buf = &rxr->rx_buf_ring[cons];
2304 data = rx_buf->data_ptr;
2305 len = le32_to_cpu(rxcmp->rx_cmp_len_flags_type) >> RX_CMP_LEN_SHIFT;
2306 if (len != pkt_size)
2307 return -EIO;
2308 i = ETH_ALEN;
2309 if (!ether_addr_equal(data + i, bnapi->bp->dev->dev_addr))
2310 return -EIO;
2311 i += ETH_ALEN;
2312 for ( ; i < pkt_size; i++) {
2313 if (data[i] != (u8)(i & 0xff))
2314 return -EIO;
2315 }
2316 return 0;
2317 }
2318
2319 static int bnxt_poll_loopback(struct bnxt *bp, int pkt_size)
2320 {
2321 struct bnxt_napi *bnapi = bp->bnapi[0];
2322 struct bnxt_cp_ring_info *cpr;
2323 struct tx_cmp *txcmp;
2324 int rc = -EIO;
2325 u32 raw_cons;
2326 u32 cons;
2327 int i;
2328
2329 cpr = &bnapi->cp_ring;
2330 raw_cons = cpr->cp_raw_cons;
2331 for (i = 0; i < 200; i++) {
2332 cons = RING_CMP(raw_cons);
2333 txcmp = &cpr->cp_desc_ring[CP_RING(cons)][CP_IDX(cons)];
2334
2335 if (!TX_CMP_VALID(txcmp, raw_cons)) {
2336 udelay(5);
2337 continue;
2338 }
2339
2340 /* The valid test of the entry must be done first before
2341 * reading any further.
2342 */
2343 dma_rmb();
2344 if (TX_CMP_TYPE(txcmp) == CMP_TYPE_RX_L2_CMP) {
2345 rc = bnxt_rx_loopback(bp, bnapi, raw_cons, pkt_size);
2346 raw_cons = NEXT_RAW_CMP(raw_cons);
2347 raw_cons = NEXT_RAW_CMP(raw_cons);
2348 break;
2349 }
2350 raw_cons = NEXT_RAW_CMP(raw_cons);
2351 }
2352 cpr->cp_raw_cons = raw_cons;
2353 return rc;
2354 }
2355
2356 static int bnxt_run_loopback(struct bnxt *bp)
2357 {
2358 struct bnxt_tx_ring_info *txr = &bp->tx_ring[0];
2359 int pkt_size, i = 0;
2360 struct sk_buff *skb;
2361 dma_addr_t map;
2362 u8 *data;
2363 int rc;
2364
2365 pkt_size = min(bp->dev->mtu + ETH_HLEN, bp->rx_copy_thresh);
2366 skb = netdev_alloc_skb(bp->dev, pkt_size);
2367 if (!skb)
2368 return -ENOMEM;
2369 data = skb_put(skb, pkt_size);
2370 eth_broadcast_addr(data);
2371 i += ETH_ALEN;
2372 ether_addr_copy(&data[i], bp->dev->dev_addr);
2373 i += ETH_ALEN;
2374 for ( ; i < pkt_size; i++)
2375 data[i] = (u8)(i & 0xff);
2376
2377 map = dma_map_single(&bp->pdev->dev, skb->data, pkt_size,
2378 PCI_DMA_TODEVICE);
2379 if (dma_mapping_error(&bp->pdev->dev, map)) {
2380 dev_kfree_skb(skb);
2381 return -EIO;
2382 }
2383 bnxt_xmit_xdp(bp, txr, map, pkt_size, 0);
2384
2385 /* Sync BD data before updating doorbell */
2386 wmb();
2387
2388 bnxt_db_write(bp, txr->tx_doorbell, DB_KEY_TX | txr->tx_prod);
2389 rc = bnxt_poll_loopback(bp, pkt_size);
2390
2391 dma_unmap_single(&bp->pdev->dev, map, pkt_size, PCI_DMA_TODEVICE);
2392 dev_kfree_skb(skb);
2393 return rc;
2394 }
2395
2396 static int bnxt_run_fw_tests(struct bnxt *bp, u8 test_mask, u8 *test_results)
2397 {
2398 struct hwrm_selftest_exec_output *resp = bp->hwrm_cmd_resp_addr;
2399 struct hwrm_selftest_exec_input req = {0};
2400 int rc;
2401
2402 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_SELFTEST_EXEC, -1, -1);
2403 mutex_lock(&bp->hwrm_cmd_lock);
2404 resp->test_success = 0;
2405 req.flags = test_mask;
2406 rc = _hwrm_send_message(bp, &req, sizeof(req), bp->test_info->timeout);
2407 *test_results = resp->test_success;
2408 mutex_unlock(&bp->hwrm_cmd_lock);
2409 return rc;
2410 }
2411
2412 #define BNXT_DRV_TESTS 3
2413 #define BNXT_MACLPBK_TEST_IDX (bp->num_tests - BNXT_DRV_TESTS)
2414 #define BNXT_PHYLPBK_TEST_IDX (BNXT_MACLPBK_TEST_IDX + 1)
2415 #define BNXT_IRQ_TEST_IDX (BNXT_MACLPBK_TEST_IDX + 2)
2416
2417 static void bnxt_self_test(struct net_device *dev, struct ethtool_test *etest,
2418 u64 *buf)
2419 {
2420 struct bnxt *bp = netdev_priv(dev);
2421 bool offline = false;
2422 u8 test_results = 0;
2423 u8 test_mask = 0;
2424 int rc, i;
2425
2426 if (!bp->num_tests || !BNXT_SINGLE_PF(bp))
2427 return;
2428 memset(buf, 0, sizeof(u64) * bp->num_tests);
2429 if (!netif_running(dev)) {
2430 etest->flags |= ETH_TEST_FL_FAILED;
2431 return;
2432 }
2433
2434 if (etest->flags & ETH_TEST_FL_OFFLINE) {
2435 if (bp->pf.active_vfs) {
2436 etest->flags |= ETH_TEST_FL_FAILED;
2437 netdev_warn(dev, "Offline tests cannot be run with active VFs\n");
2438 return;
2439 }
2440 offline = true;
2441 }
2442
2443 for (i = 0; i < bp->num_tests - BNXT_DRV_TESTS; i++) {
2444 u8 bit_val = 1 << i;
2445
2446 if (!(bp->test_info->offline_mask & bit_val))
2447 test_mask |= bit_val;
2448 else if (offline)
2449 test_mask |= bit_val;
2450 }
2451 if (!offline) {
2452 bnxt_run_fw_tests(bp, test_mask, &test_results);
2453 } else {
2454 rc = bnxt_close_nic(bp, false, false);
2455 if (rc)
2456 return;
2457 bnxt_run_fw_tests(bp, test_mask, &test_results);
2458
2459 buf[BNXT_MACLPBK_TEST_IDX] = 1;
2460 bnxt_hwrm_mac_loopback(bp, true);
2461 msleep(250);
2462 rc = bnxt_half_open_nic(bp);
2463 if (rc) {
2464 bnxt_hwrm_mac_loopback(bp, false);
2465 etest->flags |= ETH_TEST_FL_FAILED;
2466 return;
2467 }
2468 if (bnxt_run_loopback(bp))
2469 etest->flags |= ETH_TEST_FL_FAILED;
2470 else
2471 buf[BNXT_MACLPBK_TEST_IDX] = 0;
2472
2473 bnxt_hwrm_mac_loopback(bp, false);
2474 bnxt_hwrm_phy_loopback(bp, true);
2475 msleep(1000);
2476 if (bnxt_run_loopback(bp)) {
2477 buf[BNXT_PHYLPBK_TEST_IDX] = 1;
2478 etest->flags |= ETH_TEST_FL_FAILED;
2479 }
2480 bnxt_hwrm_phy_loopback(bp, false);
2481 bnxt_half_close_nic(bp);
2482 bnxt_open_nic(bp, false, true);
2483 }
2484 if (bnxt_test_irq(bp)) {
2485 buf[BNXT_IRQ_TEST_IDX] = 1;
2486 etest->flags |= ETH_TEST_FL_FAILED;
2487 }
2488 for (i = 0; i < bp->num_tests - BNXT_DRV_TESTS; i++) {
2489 u8 bit_val = 1 << i;
2490
2491 if ((test_mask & bit_val) && !(test_results & bit_val)) {
2492 buf[i] = 1;
2493 etest->flags |= ETH_TEST_FL_FAILED;
2494 }
2495 }
2496 }
2497
2498 void bnxt_ethtool_init(struct bnxt *bp)
2499 {
2500 struct hwrm_selftest_qlist_output *resp = bp->hwrm_cmd_resp_addr;
2501 struct hwrm_selftest_qlist_input req = {0};
2502 struct bnxt_test_info *test_info;
2503 int i, rc;
2504
2505 if (bp->hwrm_spec_code < 0x10704 || !BNXT_SINGLE_PF(bp))
2506 return;
2507
2508 bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_SELFTEST_QLIST, -1, -1);
2509 mutex_lock(&bp->hwrm_cmd_lock);
2510 rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
2511 if (rc)
2512 goto ethtool_init_exit;
2513
2514 test_info = kzalloc(sizeof(*bp->test_info), GFP_KERNEL);
2515 if (!test_info)
2516 goto ethtool_init_exit;
2517
2518 bp->test_info = test_info;
2519 bp->num_tests = resp->num_tests + BNXT_DRV_TESTS;
2520 if (bp->num_tests > BNXT_MAX_TEST)
2521 bp->num_tests = BNXT_MAX_TEST;
2522
2523 test_info->offline_mask = resp->offline_tests;
2524 test_info->timeout = le16_to_cpu(resp->test_timeout);
2525 if (!test_info->timeout)
2526 test_info->timeout = HWRM_CMD_TIMEOUT;
2527 for (i = 0; i < bp->num_tests; i++) {
2528 char *str = test_info->string[i];
2529 char *fw_str = resp->test0_name + i * 32;
2530
2531 if (i == BNXT_MACLPBK_TEST_IDX) {
2532 strcpy(str, "Mac loopback test (offline)");
2533 } else if (i == BNXT_PHYLPBK_TEST_IDX) {
2534 strcpy(str, "Phy loopback test (offline)");
2535 } else if (i == BNXT_IRQ_TEST_IDX) {
2536 strcpy(str, "Interrupt_test (offline)");
2537 } else {
2538 strlcpy(str, fw_str, ETH_GSTRING_LEN);
2539 strncat(str, " test", ETH_GSTRING_LEN - strlen(str));
2540 if (test_info->offline_mask & (1 << i))
2541 strncat(str, " (offline)",
2542 ETH_GSTRING_LEN - strlen(str));
2543 else
2544 strncat(str, " (online)",
2545 ETH_GSTRING_LEN - strlen(str));
2546 }
2547 }
2548
2549 ethtool_init_exit:
2550 mutex_unlock(&bp->hwrm_cmd_lock);
2551 }
2552
2553 void bnxt_ethtool_free(struct bnxt *bp)
2554 {
2555 kfree(bp->test_info);
2556 bp->test_info = NULL;
2557 }
2558
2559 const struct ethtool_ops bnxt_ethtool_ops = {
2560 .get_link_ksettings = bnxt_get_link_ksettings,
2561 .set_link_ksettings = bnxt_set_link_ksettings,
2562 .get_pauseparam = bnxt_get_pauseparam,
2563 .set_pauseparam = bnxt_set_pauseparam,
2564 .get_drvinfo = bnxt_get_drvinfo,
2565 .get_wol = bnxt_get_wol,
2566 .set_wol = bnxt_set_wol,
2567 .get_coalesce = bnxt_get_coalesce,
2568 .set_coalesce = bnxt_set_coalesce,
2569 .get_msglevel = bnxt_get_msglevel,
2570 .set_msglevel = bnxt_set_msglevel,
2571 .get_sset_count = bnxt_get_sset_count,
2572 .get_strings = bnxt_get_strings,
2573 .get_ethtool_stats = bnxt_get_ethtool_stats,
2574 .set_ringparam = bnxt_set_ringparam,
2575 .get_ringparam = bnxt_get_ringparam,
2576 .get_channels = bnxt_get_channels,
2577 .set_channels = bnxt_set_channels,
2578 .get_rxnfc = bnxt_get_rxnfc,
2579 .set_rxnfc = bnxt_set_rxnfc,
2580 .get_rxfh_indir_size = bnxt_get_rxfh_indir_size,
2581 .get_rxfh_key_size = bnxt_get_rxfh_key_size,
2582 .get_rxfh = bnxt_get_rxfh,
2583 .flash_device = bnxt_flash_device,
2584 .get_eeprom_len = bnxt_get_eeprom_len,
2585 .get_eeprom = bnxt_get_eeprom,
2586 .set_eeprom = bnxt_set_eeprom,
2587 .get_link = bnxt_get_link,
2588 .get_eee = bnxt_get_eee,
2589 .set_eee = bnxt_set_eee,
2590 .get_module_info = bnxt_get_module_info,
2591 .get_module_eeprom = bnxt_get_module_eeprom,
2592 .nway_reset = bnxt_nway_reset,
2593 .set_phys_id = bnxt_set_phys_id,
2594 .self_test = bnxt_self_test,
2595 };
Ubuntu Focal Linux kernel mirror