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bna: Move the Brocade driver
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / drivers / net / ethernet / brocade / bna / bnad_ethtool.c
blob49174f87f4d1bebf3f84da980c61846818292c02
1 /*
2 * Linux network driver for Brocade Converged Network Adapter.
3 *
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms of the GNU General Public License (GPL) Version 2 as
6 * published by the Free Software Foundation
7 *
8 * This program is distributed in the hope that it will be useful, but
9 * WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 * General Public License for more details.
12 */
13 /*
14 * Copyright (c) 2005-2010 Brocade Communications Systems, Inc.
15 * All rights reserved
16 * www.brocade.com
17 */
18
19 #include "cna.h"
20
21 #include <linux/netdevice.h>
22 #include <linux/skbuff.h>
23 #include <linux/ethtool.h>
24 #include <linux/rtnetlink.h>
25
26 #include "bna.h"
27
28 #include "bnad.h"
29
30 #define BNAD_NUM_TXF_COUNTERS 12
31 #define BNAD_NUM_RXF_COUNTERS 10
32 #define BNAD_NUM_CQ_COUNTERS 3
33 #define BNAD_NUM_RXQ_COUNTERS 6
34 #define BNAD_NUM_TXQ_COUNTERS 5
35
36 #define BNAD_ETHTOOL_STATS_NUM \
37 (sizeof(struct rtnl_link_stats64) / sizeof(u64) + \
38 sizeof(struct bnad_drv_stats) / sizeof(u64) + \
39 offsetof(struct bfi_ll_stats, rxf_stats[0]) / sizeof(u64))
40
41 static char *bnad_net_stats_strings[BNAD_ETHTOOL_STATS_NUM] = {
42 "rx_packets",
43 "tx_packets",
44 "rx_bytes",
45 "tx_bytes",
46 "rx_errors",
47 "tx_errors",
48 "rx_dropped",
49 "tx_dropped",
50 "multicast",
51 "collisions",
52
53 "rx_length_errors",
54 "rx_over_errors",
55 "rx_crc_errors",
56 "rx_frame_errors",
57 "rx_fifo_errors",
58 "rx_missed_errors",
59
60 "tx_aborted_errors",
61 "tx_carrier_errors",
62 "tx_fifo_errors",
63 "tx_heartbeat_errors",
64 "tx_window_errors",
65
66 "rx_compressed",
67 "tx_compressed",
68
69 "netif_queue_stop",
70 "netif_queue_wakeup",
71 "netif_queue_stopped",
72 "tso4",
73 "tso6",
74 "tso_err",
75 "tcpcsum_offload",
76 "udpcsum_offload",
77 "csum_help",
78 "csum_help_err",
79 "hw_stats_updates",
80 "netif_rx_schedule",
81 "netif_rx_complete",
82 "netif_rx_dropped",
83
84 "link_toggle",
85 "cee_up",
86
87 "rxp_info_alloc_failed",
88 "mbox_intr_disabled",
89 "mbox_intr_enabled",
90 "tx_unmap_q_alloc_failed",
91 "rx_unmap_q_alloc_failed",
92 "rxbuf_alloc_failed",
93
94 "mac_frame_64",
95 "mac_frame_65_127",
96 "mac_frame_128_255",
97 "mac_frame_256_511",
98 "mac_frame_512_1023",
99 "mac_frame_1024_1518",
100 "mac_frame_1518_1522",
101 "mac_rx_bytes",
102 "mac_rx_packets",
103 "mac_rx_fcs_error",
104 "mac_rx_multicast",
105 "mac_rx_broadcast",
106 "mac_rx_control_frames",
107 "mac_rx_pause",
108 "mac_rx_unknown_opcode",
109 "mac_rx_alignment_error",
110 "mac_rx_frame_length_error",
111 "mac_rx_code_error",
112 "mac_rx_carrier_sense_error",
113 "mac_rx_undersize",
114 "mac_rx_oversize",
115 "mac_rx_fragments",
116 "mac_rx_jabber",
117 "mac_rx_drop",
118
119 "mac_tx_bytes",
120 "mac_tx_packets",
121 "mac_tx_multicast",
122 "mac_tx_broadcast",
123 "mac_tx_pause",
124 "mac_tx_deferral",
125 "mac_tx_excessive_deferral",
126 "mac_tx_single_collision",
127 "mac_tx_muliple_collision",
128 "mac_tx_late_collision",
129 "mac_tx_excessive_collision",
130 "mac_tx_total_collision",
131 "mac_tx_pause_honored",
132 "mac_tx_drop",
133 "mac_tx_jabber",
134 "mac_tx_fcs_error",
135 "mac_tx_control_frame",
136 "mac_tx_oversize",
137 "mac_tx_undersize",
138 "mac_tx_fragments",
139
140 "bpc_tx_pause_0",
141 "bpc_tx_pause_1",
142 "bpc_tx_pause_2",
143 "bpc_tx_pause_3",
144 "bpc_tx_pause_4",
145 "bpc_tx_pause_5",
146 "bpc_tx_pause_6",
147 "bpc_tx_pause_7",
148 "bpc_tx_zero_pause_0",
149 "bpc_tx_zero_pause_1",
150 "bpc_tx_zero_pause_2",
151 "bpc_tx_zero_pause_3",
152 "bpc_tx_zero_pause_4",
153 "bpc_tx_zero_pause_5",
154 "bpc_tx_zero_pause_6",
155 "bpc_tx_zero_pause_7",
156 "bpc_tx_first_pause_0",
157 "bpc_tx_first_pause_1",
158 "bpc_tx_first_pause_2",
159 "bpc_tx_first_pause_3",
160 "bpc_tx_first_pause_4",
161 "bpc_tx_first_pause_5",
162 "bpc_tx_first_pause_6",
163 "bpc_tx_first_pause_7",
164
165 "bpc_rx_pause_0",
166 "bpc_rx_pause_1",
167 "bpc_rx_pause_2",
168 "bpc_rx_pause_3",
169 "bpc_rx_pause_4",
170 "bpc_rx_pause_5",
171 "bpc_rx_pause_6",
172 "bpc_rx_pause_7",
173 "bpc_rx_zero_pause_0",
174 "bpc_rx_zero_pause_1",
175 "bpc_rx_zero_pause_2",
176 "bpc_rx_zero_pause_3",
177 "bpc_rx_zero_pause_4",
178 "bpc_rx_zero_pause_5",
179 "bpc_rx_zero_pause_6",
180 "bpc_rx_zero_pause_7",
181 "bpc_rx_first_pause_0",
182 "bpc_rx_first_pause_1",
183 "bpc_rx_first_pause_2",
184 "bpc_rx_first_pause_3",
185 "bpc_rx_first_pause_4",
186 "bpc_rx_first_pause_5",
187 "bpc_rx_first_pause_6",
188 "bpc_rx_first_pause_7",
189
190 "rad_rx_frames",
191 "rad_rx_octets",
192 "rad_rx_vlan_frames",
193 "rad_rx_ucast",
194 "rad_rx_ucast_octets",
195 "rad_rx_ucast_vlan",
196 "rad_rx_mcast",
197 "rad_rx_mcast_octets",
198 "rad_rx_mcast_vlan",
199 "rad_rx_bcast",
200 "rad_rx_bcast_octets",
201 "rad_rx_bcast_vlan",
202 "rad_rx_drops",
203
204 "fc_rx_ucast_octets",
205 "fc_rx_ucast",
206 "fc_rx_ucast_vlan",
207 "fc_rx_mcast_octets",
208 "fc_rx_mcast",
209 "fc_rx_mcast_vlan",
210 "fc_rx_bcast_octets",
211 "fc_rx_bcast",
212 "fc_rx_bcast_vlan",
213
214 "fc_tx_ucast_octets",
215 "fc_tx_ucast",
216 "fc_tx_ucast_vlan",
217 "fc_tx_mcast_octets",
218 "fc_tx_mcast",
219 "fc_tx_mcast_vlan",
220 "fc_tx_bcast_octets",
221 "fc_tx_bcast",
222 "fc_tx_bcast_vlan",
223 "fc_tx_parity_errors",
224 "fc_tx_timeout",
225 "fc_tx_fid_parity_errors",
226 };
227
228 static int
229 bnad_get_settings(struct net_device *netdev, struct ethtool_cmd *cmd)
230 {
231 cmd->supported = SUPPORTED_10000baseT_Full;
232 cmd->advertising = ADVERTISED_10000baseT_Full;
233 cmd->autoneg = AUTONEG_DISABLE;
234 cmd->supported |= SUPPORTED_FIBRE;
235 cmd->advertising |= ADVERTISED_FIBRE;
236 cmd->port = PORT_FIBRE;
237 cmd->phy_address = 0;
238
239 if (netif_carrier_ok(netdev)) {
240 ethtool_cmd_speed_set(cmd, SPEED_10000);
241 cmd->duplex = DUPLEX_FULL;
242 } else {
243 ethtool_cmd_speed_set(cmd, -1);
244 cmd->duplex = -1;
245 }
246 cmd->transceiver = XCVR_EXTERNAL;
247 cmd->maxtxpkt = 0;
248 cmd->maxrxpkt = 0;
249
250 return 0;
251 }
252
253 static int
254 bnad_set_settings(struct net_device *netdev, struct ethtool_cmd *cmd)
255 {
256 /* 10G full duplex setting supported only */
257 if (cmd->autoneg == AUTONEG_ENABLE)
258 return -EOPNOTSUPP; else {
259 if ((ethtool_cmd_speed(cmd) == SPEED_10000)
260 && (cmd->duplex == DUPLEX_FULL))
261 return 0;
262 }
263
264 return -EOPNOTSUPP;
265 }
266
267 static void
268 bnad_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo)
269 {
270 struct bnad *bnad = netdev_priv(netdev);
271 struct bfa_ioc_attr *ioc_attr;
272 unsigned long flags;
273
274 strcpy(drvinfo->driver, BNAD_NAME);
275 strcpy(drvinfo->version, BNAD_VERSION);
276
277 ioc_attr = kzalloc(sizeof(*ioc_attr), GFP_KERNEL);
278 if (ioc_attr) {
279 spin_lock_irqsave(&bnad->bna_lock, flags);
280 bfa_nw_ioc_get_attr(&bnad->bna.device.ioc, ioc_attr);
281 spin_unlock_irqrestore(&bnad->bna_lock, flags);
282
283 strncpy(drvinfo->fw_version, ioc_attr->adapter_attr.fw_ver,
284 sizeof(drvinfo->fw_version) - 1);
285 kfree(ioc_attr);
286 }
287
288 strncpy(drvinfo->bus_info, pci_name(bnad->pcidev), ETHTOOL_BUSINFO_LEN);
289 }
290
291 static void
292 bnad_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wolinfo)
293 {
294 wolinfo->supported = 0;
295 wolinfo->wolopts = 0;
296 }
297
298 static int
299 bnad_get_coalesce(struct net_device *netdev, struct ethtool_coalesce *coalesce)
300 {
301 struct bnad *bnad = netdev_priv(netdev);
302 unsigned long flags;
303
304 /* Lock rqd. to access bnad->bna_lock */
305 spin_lock_irqsave(&bnad->bna_lock, flags);
306 coalesce->use_adaptive_rx_coalesce =
307 (bnad->cfg_flags & BNAD_CF_DIM_ENABLED) ? true : false;
308 spin_unlock_irqrestore(&bnad->bna_lock, flags);
309
310 coalesce->rx_coalesce_usecs = bnad->rx_coalescing_timeo *
311 BFI_COALESCING_TIMER_UNIT;
312 coalesce->tx_coalesce_usecs = bnad->tx_coalescing_timeo *
313 BFI_COALESCING_TIMER_UNIT;
314 coalesce->tx_max_coalesced_frames = BFI_TX_INTERPKT_COUNT;
315
316 return 0;
317 }
318
319 static int
320 bnad_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *coalesce)
321 {
322 struct bnad *bnad = netdev_priv(netdev);
323 unsigned long flags;
324 int dim_timer_del = 0;
325
326 if (coalesce->rx_coalesce_usecs == 0 ||
327 coalesce->rx_coalesce_usecs >
328 BFI_MAX_COALESCING_TIMEO * BFI_COALESCING_TIMER_UNIT)
329 return -EINVAL;
330
331 if (coalesce->tx_coalesce_usecs == 0 ||
332 coalesce->tx_coalesce_usecs >
333 BFI_MAX_COALESCING_TIMEO * BFI_COALESCING_TIMER_UNIT)
334 return -EINVAL;
335
336 mutex_lock(&bnad->conf_mutex);
337 /*
338 * Do not need to store rx_coalesce_usecs here
339 * Every time DIM is disabled, we can get it from the
340 * stack.
341 */
342 spin_lock_irqsave(&bnad->bna_lock, flags);
343 if (coalesce->use_adaptive_rx_coalesce) {
344 if (!(bnad->cfg_flags & BNAD_CF_DIM_ENABLED)) {
345 bnad->cfg_flags |= BNAD_CF_DIM_ENABLED;
346 bnad_dim_timer_start(bnad);
347 }
348 } else {
349 if (bnad->cfg_flags & BNAD_CF_DIM_ENABLED) {
350 bnad->cfg_flags &= ~BNAD_CF_DIM_ENABLED;
351 dim_timer_del = bnad_dim_timer_running(bnad);
352 if (dim_timer_del) {
353 clear_bit(BNAD_RF_DIM_TIMER_RUNNING,
354 &bnad->run_flags);
355 spin_unlock_irqrestore(&bnad->bna_lock, flags);
356 del_timer_sync(&bnad->dim_timer);
357 spin_lock_irqsave(&bnad->bna_lock, flags);
358 }
359 bnad_rx_coalescing_timeo_set(bnad);
360 }
361 }
362 if (bnad->tx_coalescing_timeo != coalesce->tx_coalesce_usecs /
363 BFI_COALESCING_TIMER_UNIT) {
364 bnad->tx_coalescing_timeo = coalesce->tx_coalesce_usecs /
365 BFI_COALESCING_TIMER_UNIT;
366 bnad_tx_coalescing_timeo_set(bnad);
367 }
368
369 if (bnad->rx_coalescing_timeo != coalesce->rx_coalesce_usecs /
370 BFI_COALESCING_TIMER_UNIT) {
371 bnad->rx_coalescing_timeo = coalesce->rx_coalesce_usecs /
372 BFI_COALESCING_TIMER_UNIT;
373
374 if (!(bnad->cfg_flags & BNAD_CF_DIM_ENABLED))
375 bnad_rx_coalescing_timeo_set(bnad);
376
377 }
378
379 /* Add Tx Inter-pkt DMA count? */
380
381 spin_unlock_irqrestore(&bnad->bna_lock, flags);
382
383 mutex_unlock(&bnad->conf_mutex);
384 return 0;
385 }
386
387 static void
388 bnad_get_ringparam(struct net_device *netdev,
389 struct ethtool_ringparam *ringparam)
390 {
391 struct bnad *bnad = netdev_priv(netdev);
392
393 ringparam->rx_max_pending = BNAD_MAX_Q_DEPTH / bnad_rxqs_per_cq;
394 ringparam->rx_mini_max_pending = 0;
395 ringparam->rx_jumbo_max_pending = 0;
396 ringparam->tx_max_pending = BNAD_MAX_Q_DEPTH;
397
398 ringparam->rx_pending = bnad->rxq_depth;
399 ringparam->rx_mini_max_pending = 0;
400 ringparam->rx_jumbo_max_pending = 0;
401 ringparam->tx_pending = bnad->txq_depth;
402 }
403
404 static int
405 bnad_set_ringparam(struct net_device *netdev,
406 struct ethtool_ringparam *ringparam)
407 {
408 int i, current_err, err = 0;
409 struct bnad *bnad = netdev_priv(netdev);
410
411 mutex_lock(&bnad->conf_mutex);
412 if (ringparam->rx_pending == bnad->rxq_depth &&
413 ringparam->tx_pending == bnad->txq_depth) {
414 mutex_unlock(&bnad->conf_mutex);
415 return 0;
416 }
417
418 if (ringparam->rx_pending < BNAD_MIN_Q_DEPTH ||
419 ringparam->rx_pending > BNAD_MAX_Q_DEPTH / bnad_rxqs_per_cq ||
420 !BNA_POWER_OF_2(ringparam->rx_pending)) {
421 mutex_unlock(&bnad->conf_mutex);
422 return -EINVAL;
423 }
424 if (ringparam->tx_pending < BNAD_MIN_Q_DEPTH ||
425 ringparam->tx_pending > BNAD_MAX_Q_DEPTH ||
426 !BNA_POWER_OF_2(ringparam->tx_pending)) {
427 mutex_unlock(&bnad->conf_mutex);
428 return -EINVAL;
429 }
430
431 if (ringparam->rx_pending != bnad->rxq_depth) {
432 bnad->rxq_depth = ringparam->rx_pending;
433 for (i = 0; i < bnad->num_rx; i++) {
434 if (!bnad->rx_info[i].rx)
435 continue;
436 bnad_cleanup_rx(bnad, i);
437 current_err = bnad_setup_rx(bnad, i);
438 if (current_err && !err)
439 err = current_err;
440 }
441 }
442 if (ringparam->tx_pending != bnad->txq_depth) {
443 bnad->txq_depth = ringparam->tx_pending;
444 for (i = 0; i < bnad->num_tx; i++) {
445 if (!bnad->tx_info[i].tx)
446 continue;
447 bnad_cleanup_tx(bnad, i);
448 current_err = bnad_setup_tx(bnad, i);
449 if (current_err && !err)
450 err = current_err;
451 }
452 }
453
454 mutex_unlock(&bnad->conf_mutex);
455 return err;
456 }
457
458 static void
459 bnad_get_pauseparam(struct net_device *netdev,
460 struct ethtool_pauseparam *pauseparam)
461 {
462 struct bnad *bnad = netdev_priv(netdev);
463
464 pauseparam->autoneg = 0;
465 pauseparam->rx_pause = bnad->bna.port.pause_config.rx_pause;
466 pauseparam->tx_pause = bnad->bna.port.pause_config.tx_pause;
467 }
468
469 static int
470 bnad_set_pauseparam(struct net_device *netdev,
471 struct ethtool_pauseparam *pauseparam)
472 {
473 struct bnad *bnad = netdev_priv(netdev);
474 struct bna_pause_config pause_config;
475 unsigned long flags;
476
477 if (pauseparam->autoneg == AUTONEG_ENABLE)
478 return -EINVAL;
479
480 mutex_lock(&bnad->conf_mutex);
481 if (pauseparam->rx_pause != bnad->bna.port.pause_config.rx_pause ||
482 pauseparam->tx_pause != bnad->bna.port.pause_config.tx_pause) {
483 pause_config.rx_pause = pauseparam->rx_pause;
484 pause_config.tx_pause = pauseparam->tx_pause;
485 spin_lock_irqsave(&bnad->bna_lock, flags);
486 bna_port_pause_config(&bnad->bna.port, &pause_config, NULL);
487 spin_unlock_irqrestore(&bnad->bna_lock, flags);
488 }
489 mutex_unlock(&bnad->conf_mutex);
490 return 0;
491 }
492
493 static void
494 bnad_get_strings(struct net_device *netdev, u32 stringset, u8 * string)
495 {
496 struct bnad *bnad = netdev_priv(netdev);
497 int i, j, q_num;
498 u64 bmap;
499
500 mutex_lock(&bnad->conf_mutex);
501
502 switch (stringset) {
503 case ETH_SS_STATS:
504 for (i = 0; i < BNAD_ETHTOOL_STATS_NUM; i++) {
505 BUG_ON(!(strlen(bnad_net_stats_strings[i]) <
506 ETH_GSTRING_LEN));
507 memcpy(string, bnad_net_stats_strings[i],
508 ETH_GSTRING_LEN);
509 string += ETH_GSTRING_LEN;
510 }
511 bmap = (u64)bnad->bna.tx_mod.txf_bmap[0] |
512 ((u64)bnad->bna.tx_mod.txf_bmap[1] << 32);
513 for (i = 0; bmap && (i < BFI_LL_TXF_ID_MAX); i++) {
514 if (bmap & 1) {
515 sprintf(string, "txf%d_ucast_octets", i);
516 string += ETH_GSTRING_LEN;
517 sprintf(string, "txf%d_ucast", i);
518 string += ETH_GSTRING_LEN;
519 sprintf(string, "txf%d_ucast_vlan", i);
520 string += ETH_GSTRING_LEN;
521 sprintf(string, "txf%d_mcast_octets", i);
522 string += ETH_GSTRING_LEN;
523 sprintf(string, "txf%d_mcast", i);
524 string += ETH_GSTRING_LEN;
525 sprintf(string, "txf%d_mcast_vlan", i);
526 string += ETH_GSTRING_LEN;
527 sprintf(string, "txf%d_bcast_octets", i);
528 string += ETH_GSTRING_LEN;
529 sprintf(string, "txf%d_bcast", i);
530 string += ETH_GSTRING_LEN;
531 sprintf(string, "txf%d_bcast_vlan", i);
532 string += ETH_GSTRING_LEN;
533 sprintf(string, "txf%d_errors", i);
534 string += ETH_GSTRING_LEN;
535 sprintf(string, "txf%d_filter_vlan", i);
536 string += ETH_GSTRING_LEN;
537 sprintf(string, "txf%d_filter_mac_sa", i);
538 string += ETH_GSTRING_LEN;
539 }
540 bmap >>= 1;
541 }
542
543 bmap = (u64)bnad->bna.rx_mod.rxf_bmap[0] |
544 ((u64)bnad->bna.rx_mod.rxf_bmap[1] << 32);
545 for (i = 0; bmap && (i < BFI_LL_RXF_ID_MAX); i++) {
546 if (bmap & 1) {
547 sprintf(string, "rxf%d_ucast_octets", i);
548 string += ETH_GSTRING_LEN;
549 sprintf(string, "rxf%d_ucast", i);
550 string += ETH_GSTRING_LEN;
551 sprintf(string, "rxf%d_ucast_vlan", i);
552 string += ETH_GSTRING_LEN;
553 sprintf(string, "rxf%d_mcast_octets", i);
554 string += ETH_GSTRING_LEN;
555 sprintf(string, "rxf%d_mcast", i);
556 string += ETH_GSTRING_LEN;
557 sprintf(string, "rxf%d_mcast_vlan", i);
558 string += ETH_GSTRING_LEN;
559 sprintf(string, "rxf%d_bcast_octets", i);
560 string += ETH_GSTRING_LEN;
561 sprintf(string, "rxf%d_bcast", i);
562 string += ETH_GSTRING_LEN;
563 sprintf(string, "rxf%d_bcast_vlan", i);
564 string += ETH_GSTRING_LEN;
565 sprintf(string, "rxf%d_frame_drops", i);
566 string += ETH_GSTRING_LEN;
567 }
568 bmap >>= 1;
569 }
570
571 q_num = 0;
572 for (i = 0; i < bnad->num_rx; i++) {
573 if (!bnad->rx_info[i].rx)
574 continue;
575 for (j = 0; j < bnad->num_rxp_per_rx; j++) {
576 sprintf(string, "cq%d_producer_index", q_num);
577 string += ETH_GSTRING_LEN;
578 sprintf(string, "cq%d_consumer_index", q_num);
579 string += ETH_GSTRING_LEN;
580 sprintf(string, "cq%d_hw_producer_index",
581 q_num);
582 string += ETH_GSTRING_LEN;
583 q_num++;
584 }
585 }
586
587 q_num = 0;
588 for (i = 0; i < bnad->num_rx; i++) {
589 if (!bnad->rx_info[i].rx)
590 continue;
591 for (j = 0; j < bnad->num_rxp_per_rx; j++) {
592 sprintf(string, "rxq%d_packets", q_num);
593 string += ETH_GSTRING_LEN;
594 sprintf(string, "rxq%d_bytes", q_num);
595 string += ETH_GSTRING_LEN;
596 sprintf(string, "rxq%d_packets_with_error",
597 q_num);
598 string += ETH_GSTRING_LEN;
599 sprintf(string, "rxq%d_allocbuf_failed", q_num);
600 string += ETH_GSTRING_LEN;
601 sprintf(string, "rxq%d_producer_index", q_num);
602 string += ETH_GSTRING_LEN;
603 sprintf(string, "rxq%d_consumer_index", q_num);
604 string += ETH_GSTRING_LEN;
605 q_num++;
606 if (bnad->rx_info[i].rx_ctrl[j].ccb &&
607 bnad->rx_info[i].rx_ctrl[j].ccb->
608 rcb[1] &&
609 bnad->rx_info[i].rx_ctrl[j].ccb->
610 rcb[1]->rxq) {
611 sprintf(string, "rxq%d_packets", q_num);
612 string += ETH_GSTRING_LEN;
613 sprintf(string, "rxq%d_bytes", q_num);
614 string += ETH_GSTRING_LEN;
615 sprintf(string,
616 "rxq%d_packets_with_error", q_num);
617 string += ETH_GSTRING_LEN;
618 sprintf(string, "rxq%d_allocbuf_failed",
619 q_num);
620 string += ETH_GSTRING_LEN;
621 sprintf(string, "rxq%d_producer_index",
622 q_num);
623 string += ETH_GSTRING_LEN;
624 sprintf(string, "rxq%d_consumer_index",
625 q_num);
626 string += ETH_GSTRING_LEN;
627 q_num++;
628 }
629 }
630 }
631
632 q_num = 0;
633 for (i = 0; i < bnad->num_tx; i++) {
634 if (!bnad->tx_info[i].tx)
635 continue;
636 for (j = 0; j < bnad->num_txq_per_tx; j++) {
637 sprintf(string, "txq%d_packets", q_num);
638 string += ETH_GSTRING_LEN;
639 sprintf(string, "txq%d_bytes", q_num);
640 string += ETH_GSTRING_LEN;
641 sprintf(string, "txq%d_producer_index", q_num);
642 string += ETH_GSTRING_LEN;
643 sprintf(string, "txq%d_consumer_index", q_num);
644 string += ETH_GSTRING_LEN;
645 sprintf(string, "txq%d_hw_consumer_index",
646 q_num);
647 string += ETH_GSTRING_LEN;
648 q_num++;
649 }
650 }
651
652 break;
653
654 default:
655 break;
656 }
657
658 mutex_unlock(&bnad->conf_mutex);
659 }
660
661 static int
662 bnad_get_stats_count_locked(struct net_device *netdev)
663 {
664 struct bnad *bnad = netdev_priv(netdev);
665 int i, j, count, rxf_active_num = 0, txf_active_num = 0;
666 u64 bmap;
667
668 bmap = (u64)bnad->bna.tx_mod.txf_bmap[0] |
669 ((u64)bnad->bna.tx_mod.txf_bmap[1] << 32);
670 for (i = 0; bmap && (i < BFI_LL_TXF_ID_MAX); i++) {
671 if (bmap & 1)
672 txf_active_num++;
673 bmap >>= 1;
674 }
675 bmap = (u64)bnad->bna.rx_mod.rxf_bmap[0] |
676 ((u64)bnad->bna.rx_mod.rxf_bmap[1] << 32);
677 for (i = 0; bmap && (i < BFI_LL_RXF_ID_MAX); i++) {
678 if (bmap & 1)
679 rxf_active_num++;
680 bmap >>= 1;
681 }
682 count = BNAD_ETHTOOL_STATS_NUM +
683 txf_active_num * BNAD_NUM_TXF_COUNTERS +
684 rxf_active_num * BNAD_NUM_RXF_COUNTERS;
685
686 for (i = 0; i < bnad->num_rx; i++) {
687 if (!bnad->rx_info[i].rx)
688 continue;
689 count += bnad->num_rxp_per_rx * BNAD_NUM_CQ_COUNTERS;
690 count += bnad->num_rxp_per_rx * BNAD_NUM_RXQ_COUNTERS;
691 for (j = 0; j < bnad->num_rxp_per_rx; j++)
692 if (bnad->rx_info[i].rx_ctrl[j].ccb &&
693 bnad->rx_info[i].rx_ctrl[j].ccb->rcb[1] &&
694 bnad->rx_info[i].rx_ctrl[j].ccb->rcb[1]->rxq)
695 count += BNAD_NUM_RXQ_COUNTERS;
696 }
697
698 for (i = 0; i < bnad->num_tx; i++) {
699 if (!bnad->tx_info[i].tx)
700 continue;
701 count += bnad->num_txq_per_tx * BNAD_NUM_TXQ_COUNTERS;
702 }
703 return count;
704 }
705
706 static int
707 bnad_per_q_stats_fill(struct bnad *bnad, u64 *buf, int bi)
708 {
709 int i, j;
710 struct bna_rcb *rcb = NULL;
711 struct bna_tcb *tcb = NULL;
712
713 for (i = 0; i < bnad->num_rx; i++) {
714 if (!bnad->rx_info[i].rx)
715 continue;
716 for (j = 0; j < bnad->num_rxp_per_rx; j++)
717 if (bnad->rx_info[i].rx_ctrl[j].ccb &&
718 bnad->rx_info[i].rx_ctrl[j].ccb->rcb[0] &&
719 bnad->rx_info[i].rx_ctrl[j].ccb->rcb[0]->rxq) {
720 buf[bi++] = bnad->rx_info[i].rx_ctrl[j].
721 ccb->producer_index;
722 buf[bi++] = 0; /* ccb->consumer_index */
723 buf[bi++] = *(bnad->rx_info[i].rx_ctrl[j].
724 ccb->hw_producer_index);
725 }
726 }
727 for (i = 0; i < bnad->num_rx; i++) {
728 if (!bnad->rx_info[i].rx)
729 continue;
730 for (j = 0; j < bnad->num_rxp_per_rx; j++)
731 if (bnad->rx_info[i].rx_ctrl[j].ccb) {
732 if (bnad->rx_info[i].rx_ctrl[j].ccb->rcb[0] &&
733 bnad->rx_info[i].rx_ctrl[j].ccb->
734 rcb[0]->rxq) {
735 rcb = bnad->rx_info[i].rx_ctrl[j].
736 ccb->rcb[0];
737 buf[bi++] = rcb->rxq->rx_packets;
738 buf[bi++] = rcb->rxq->rx_bytes;
739 buf[bi++] = rcb->rxq->
740 rx_packets_with_error;
741 buf[bi++] = rcb->rxq->
742 rxbuf_alloc_failed;
743 buf[bi++] = rcb->producer_index;
744 buf[bi++] = rcb->consumer_index;
745 }
746 if (bnad->rx_info[i].rx_ctrl[j].ccb->rcb[1] &&
747 bnad->rx_info[i].rx_ctrl[j].ccb->
748 rcb[1]->rxq) {
749 rcb = bnad->rx_info[i].rx_ctrl[j].
750 ccb->rcb[1];
751 buf[bi++] = rcb->rxq->rx_packets;
752 buf[bi++] = rcb->rxq->rx_bytes;
753 buf[bi++] = rcb->rxq->
754 rx_packets_with_error;
755 buf[bi++] = rcb->rxq->
756 rxbuf_alloc_failed;
757 buf[bi++] = rcb->producer_index;
758 buf[bi++] = rcb->consumer_index;
759 }
760 }
761 }
762
763 for (i = 0; i < bnad->num_tx; i++) {
764 if (!bnad->tx_info[i].tx)
765 continue;
766 for (j = 0; j < bnad->num_txq_per_tx; j++)
767 if (bnad->tx_info[i].tcb[j] &&
768 bnad->tx_info[i].tcb[j]->txq) {
769 tcb = bnad->tx_info[i].tcb[j];
770 buf[bi++] = tcb->txq->tx_packets;
771 buf[bi++] = tcb->txq->tx_bytes;
772 buf[bi++] = tcb->producer_index;
773 buf[bi++] = tcb->consumer_index;
774 buf[bi++] = *(tcb->hw_consumer_index);
775 }
776 }
777
778 return bi;
779 }
780
781 static void
782 bnad_get_ethtool_stats(struct net_device *netdev, struct ethtool_stats *stats,
783 u64 *buf)
784 {
785 struct bnad *bnad = netdev_priv(netdev);
786 int i, j, bi;
787 unsigned long flags;
788 struct rtnl_link_stats64 *net_stats64;
789 u64 *stats64;
790 u64 bmap;
791
792 mutex_lock(&bnad->conf_mutex);
793 if (bnad_get_stats_count_locked(netdev) != stats->n_stats) {
794 mutex_unlock(&bnad->conf_mutex);
795 return;
796 }
797
798 /*
799 * Used bna_lock to sync reads from bna_stats, which is written
800 * under the same lock
801 */
802 spin_lock_irqsave(&bnad->bna_lock, flags);
803 bi = 0;
804 memset(buf, 0, stats->n_stats * sizeof(u64));
805
806 net_stats64 = (struct rtnl_link_stats64 *)buf;
807 bnad_netdev_qstats_fill(bnad, net_stats64);
808 bnad_netdev_hwstats_fill(bnad, net_stats64);
809
810 bi = sizeof(*net_stats64) / sizeof(u64);
811
812 /* Get netif_queue_stopped from stack */
813 bnad->stats.drv_stats.netif_queue_stopped = netif_queue_stopped(netdev);
814
815 /* Fill driver stats into ethtool buffers */
816 stats64 = (u64 *)&bnad->stats.drv_stats;
817 for (i = 0; i < sizeof(struct bnad_drv_stats) / sizeof(u64); i++)
818 buf[bi++] = stats64[i];
819
820 /* Fill hardware stats excluding the rxf/txf into ethtool bufs */
821 stats64 = (u64 *) bnad->stats.bna_stats->hw_stats;
822 for (i = 0;
823 i < offsetof(struct bfi_ll_stats, rxf_stats[0]) / sizeof(u64);
824 i++)
825 buf[bi++] = stats64[i];
826
827 /* Fill txf stats into ethtool buffers */
828 bmap = (u64)bnad->bna.tx_mod.txf_bmap[0] |
829 ((u64)bnad->bna.tx_mod.txf_bmap[1] << 32);
830 for (i = 0; bmap && (i < BFI_LL_TXF_ID_MAX); i++) {
831 if (bmap & 1) {
832 stats64 = (u64 *)&bnad->stats.bna_stats->
833 hw_stats->txf_stats[i];
834 for (j = 0; j < sizeof(struct bfi_ll_stats_txf) /
835 sizeof(u64); j++)
836 buf[bi++] = stats64[j];
837 }
838 bmap >>= 1;
839 }
840
841 /* Fill rxf stats into ethtool buffers */
842 bmap = (u64)bnad->bna.rx_mod.rxf_bmap[0] |
843 ((u64)bnad->bna.rx_mod.rxf_bmap[1] << 32);
844 for (i = 0; bmap && (i < BFI_LL_RXF_ID_MAX); i++) {
845 if (bmap & 1) {
846 stats64 = (u64 *)&bnad->stats.bna_stats->
847 hw_stats->rxf_stats[i];
848 for (j = 0; j < sizeof(struct bfi_ll_stats_rxf) /
849 sizeof(u64); j++)
850 buf[bi++] = stats64[j];
851 }
852 bmap >>= 1;
853 }
854
855 /* Fill per Q stats into ethtool buffers */
856 bi = bnad_per_q_stats_fill(bnad, buf, bi);
857
858 spin_unlock_irqrestore(&bnad->bna_lock, flags);
859
860 mutex_unlock(&bnad->conf_mutex);
861 }
862
863 static int
864 bnad_get_sset_count(struct net_device *netdev, int sset)
865 {
866 switch (sset) {
867 case ETH_SS_STATS:
868 return bnad_get_stats_count_locked(netdev);
869 default:
870 return -EOPNOTSUPP;
871 }
872 }
873
874 static struct ethtool_ops bnad_ethtool_ops = {
875 .get_settings = bnad_get_settings,
876 .set_settings = bnad_set_settings,
877 .get_drvinfo = bnad_get_drvinfo,
878 .get_wol = bnad_get_wol,
879 .get_link = ethtool_op_get_link,
880 .get_coalesce = bnad_get_coalesce,
881 .set_coalesce = bnad_set_coalesce,
882 .get_ringparam = bnad_get_ringparam,
883 .set_ringparam = bnad_set_ringparam,
884 .get_pauseparam = bnad_get_pauseparam,
885 .set_pauseparam = bnad_set_pauseparam,
886 .get_strings = bnad_get_strings,
887 .get_ethtool_stats = bnad_get_ethtool_stats,
888 .get_sset_count = bnad_get_sset_count
889 };
890
891 void
892 bnad_set_ethtool_ops(struct net_device *netdev)
893 {
894 SET_ETHTOOL_OPS(netdev, &bnad_ethtool_ops);
895 }
Linux 2.6 ibm-acpi/thinkpad-acpi driver git tree