1 /*******************************************************************************
3 * Intel Ethernet Controller XL710 Family Linux Driver
4 * Copyright(c) 2013 - 2014 Intel Corporation.
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms and conditions of the GNU General Public License,
8 * version 2, as published by the Free Software Foundation.
10 * This program is distributed in the hope it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15 * You should have received a copy of the GNU General Public License along
16 * with this program. If not, see <http://www.gnu.org/licenses/>.
18 * The full GNU General Public License is included in this distribution in
19 * the file called "COPYING".
21 * Contact Information:
22 * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
23 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
25 ******************************************************************************/
27 #ifdef CONFIG_DEBUG_FS
30 #include <linux/debugfs.h>
34 static struct dentry
*i40e_dbg_root
;
37 * i40e_dbg_find_vsi - searches for the vsi with the given seid
38 * @pf - the pf structure to search for the vsi
39 * @seid - seid of the vsi it is searching for
41 static struct i40e_vsi
*i40e_dbg_find_vsi(struct i40e_pf
*pf
, int seid
)
46 dev_info(&pf
->pdev
->dev
, "%d: bad seid\n", seid
);
48 for (i
= 0; i
< pf
->hw
.func_caps
.num_vsis
; i
++)
49 if (pf
->vsi
[i
] && (pf
->vsi
[i
]->seid
== seid
))
56 * i40e_dbg_find_veb - searches for the veb with the given seid
57 * @pf - the pf structure to search for the veb
58 * @seid - seid of the veb it is searching for
60 static struct i40e_veb
*i40e_dbg_find_veb(struct i40e_pf
*pf
, int seid
)
64 if ((seid
< I40E_BASE_VEB_SEID
) ||
65 (seid
> (I40E_BASE_VEB_SEID
+ I40E_MAX_VEB
)))
66 dev_info(&pf
->pdev
->dev
, "%d: bad seid\n", seid
);
68 for (i
= 0; i
< I40E_MAX_VEB
; i
++)
69 if (pf
->veb
[i
] && pf
->veb
[i
]->seid
== seid
)
74 /**************************************************************
76 * The dump entry in debugfs is for getting a data snapshow of
77 * the driver's current configuration and runtime details.
78 * When the filesystem entry is written, a snapshot is taken.
79 * When the entry is read, the most recent snapshot data is dumped.
80 **************************************************************/
81 static char *i40e_dbg_dump_buf
;
82 static ssize_t i40e_dbg_dump_data_len
;
83 static ssize_t i40e_dbg_dump_buffer_len
;
86 * i40e_dbg_dump_read - read the dump data
87 * @filp: the opened file
88 * @buffer: where to write the data for the user to read
89 * @count: the size of the user's buffer
90 * @ppos: file position offset
92 static ssize_t
i40e_dbg_dump_read(struct file
*filp
, char __user
*buffer
,
93 size_t count
, loff_t
*ppos
)
98 /* is *ppos bigger than the available data? */
99 if (*ppos
>= i40e_dbg_dump_data_len
|| !i40e_dbg_dump_buf
)
102 /* be sure to not read beyond the end of available data */
103 len
= min_t(int, count
, (i40e_dbg_dump_data_len
- *ppos
));
105 bytes_not_copied
= copy_to_user(buffer
, &i40e_dbg_dump_buf
[*ppos
], len
);
106 if (bytes_not_copied
< 0)
107 return bytes_not_copied
;
114 * i40e_dbg_prep_dump_buf
115 * @pf: the pf we're working with
116 * @buflen: the desired buffer length
118 * Return positive if success, 0 if failed
120 static int i40e_dbg_prep_dump_buf(struct i40e_pf
*pf
, int buflen
)
122 /* if not already big enough, prep for re alloc */
123 if (i40e_dbg_dump_buffer_len
&& i40e_dbg_dump_buffer_len
< buflen
) {
124 kfree(i40e_dbg_dump_buf
);
125 i40e_dbg_dump_buffer_len
= 0;
126 i40e_dbg_dump_buf
= NULL
;
129 /* get a new buffer if needed */
130 if (!i40e_dbg_dump_buf
) {
131 i40e_dbg_dump_buf
= kzalloc(buflen
, GFP_KERNEL
);
132 if (i40e_dbg_dump_buf
!= NULL
)
133 i40e_dbg_dump_buffer_len
= buflen
;
136 return i40e_dbg_dump_buffer_len
;
140 * i40e_dbg_dump_write - trigger a datadump snapshot
141 * @filp: the opened file
142 * @buffer: where to find the user's data
143 * @count: the length of the user's data
144 * @ppos: file position offset
146 * Any write clears the stats
148 static ssize_t
i40e_dbg_dump_write(struct file
*filp
,
149 const char __user
*buffer
,
150 size_t count
, loff_t
*ppos
)
152 struct i40e_pf
*pf
= filp
->private_data
;
153 bool seid_found
= false;
160 /* don't allow partial writes */
164 /* decode the SEID given to be dumped */
165 ret
= kstrtol_from_user(buffer
, count
, 0, &seid
);
168 dev_info(&pf
->pdev
->dev
, "bad seid value\n");
169 } else if (seid
== 0) {
172 kfree(i40e_dbg_dump_buf
);
173 i40e_dbg_dump_buffer_len
= 0;
174 i40e_dbg_dump_data_len
= 0;
175 i40e_dbg_dump_buf
= NULL
;
176 dev_info(&pf
->pdev
->dev
, "debug buffer freed\n");
178 } else if (seid
== pf
->pf_seid
|| seid
== 1) {
181 buflen
= sizeof(struct i40e_pf
);
182 buflen
+= (sizeof(struct i40e_aq_desc
)
183 * (pf
->hw
.aq
.num_arq_entries
+ pf
->hw
.aq
.num_asq_entries
));
185 if (i40e_dbg_prep_dump_buf(pf
, buflen
)) {
186 p
= i40e_dbg_dump_buf
;
188 len
= sizeof(struct i40e_pf
);
192 len
= (sizeof(struct i40e_aq_desc
)
193 * pf
->hw
.aq
.num_asq_entries
);
194 memcpy(p
, pf
->hw
.aq
.asq
.desc_buf
.va
, len
);
197 len
= (sizeof(struct i40e_aq_desc
)
198 * pf
->hw
.aq
.num_arq_entries
);
199 memcpy(p
, pf
->hw
.aq
.arq
.desc_buf
.va
, len
);
202 i40e_dbg_dump_data_len
= buflen
;
203 dev_info(&pf
->pdev
->dev
,
204 "PF seid %ld dumped %d bytes\n",
205 seid
, (int)i40e_dbg_dump_data_len
);
207 } else if (seid
>= I40E_BASE_VSI_SEID
) {
208 struct i40e_vsi
*vsi
= NULL
;
209 struct i40e_mac_filter
*f
;
210 int filter_count
= 0;
212 mutex_lock(&pf
->switch_mutex
);
213 vsi
= i40e_dbg_find_vsi(pf
, seid
);
215 mutex_unlock(&pf
->switch_mutex
);
219 buflen
= sizeof(struct i40e_vsi
);
220 buflen
+= sizeof(struct i40e_q_vector
) * vsi
->num_q_vectors
;
221 buflen
+= sizeof(struct i40e_ring
) * 2 * vsi
->num_queue_pairs
;
222 buflen
+= sizeof(struct i40e_tx_buffer
) * vsi
->num_queue_pairs
;
223 buflen
+= sizeof(struct i40e_rx_buffer
) * vsi
->num_queue_pairs
;
224 list_for_each_entry(f
, &vsi
->mac_filter_list
, list
)
226 buflen
+= sizeof(struct i40e_mac_filter
) * filter_count
;
228 if (i40e_dbg_prep_dump_buf(pf
, buflen
)) {
229 p
= i40e_dbg_dump_buf
;
232 len
= sizeof(struct i40e_vsi
);
236 if (vsi
->num_q_vectors
) {
237 len
= (sizeof(struct i40e_q_vector
)
238 * vsi
->num_q_vectors
);
239 memcpy(p
, vsi
->q_vectors
, len
);
243 if (vsi
->num_queue_pairs
) {
244 len
= (sizeof(struct i40e_ring
) *
245 vsi
->num_queue_pairs
);
246 memcpy(p
, vsi
->tx_rings
, len
);
248 memcpy(p
, vsi
->rx_rings
, len
);
252 if (vsi
->tx_rings
[0]) {
253 len
= sizeof(struct i40e_tx_buffer
);
254 for (i
= 0; i
< vsi
->num_queue_pairs
; i
++) {
255 memcpy(p
, vsi
->tx_rings
[i
]->tx_bi
, len
);
258 len
= sizeof(struct i40e_rx_buffer
);
259 for (i
= 0; i
< vsi
->num_queue_pairs
; i
++) {
260 memcpy(p
, vsi
->rx_rings
[i
]->rx_bi
, len
);
265 /* macvlan filter list */
266 len
= sizeof(struct i40e_mac_filter
);
267 list_for_each_entry(f
, &vsi
->mac_filter_list
, list
) {
272 i40e_dbg_dump_data_len
= buflen
;
273 dev_info(&pf
->pdev
->dev
,
274 "VSI seid %ld dumped %d bytes\n",
275 seid
, (int)i40e_dbg_dump_data_len
);
277 mutex_unlock(&pf
->switch_mutex
);
278 } else if (seid
>= I40E_BASE_VEB_SEID
) {
279 struct i40e_veb
*veb
= NULL
;
281 mutex_lock(&pf
->switch_mutex
);
282 veb
= i40e_dbg_find_veb(pf
, seid
);
284 mutex_unlock(&pf
->switch_mutex
);
288 buflen
= sizeof(struct i40e_veb
);
289 if (i40e_dbg_prep_dump_buf(pf
, buflen
)) {
291 memcpy(i40e_dbg_dump_buf
, veb
, buflen
);
292 i40e_dbg_dump_data_len
= buflen
;
293 dev_info(&pf
->pdev
->dev
,
294 "VEB seid %ld dumped %d bytes\n",
295 seid
, (int)i40e_dbg_dump_data_len
);
297 mutex_unlock(&pf
->switch_mutex
);
302 dev_info(&pf
->pdev
->dev
, "unknown seid %ld\n", seid
);
307 static const struct file_operations i40e_dbg_dump_fops
= {
308 .owner
= THIS_MODULE
,
310 .read
= i40e_dbg_dump_read
,
311 .write
= i40e_dbg_dump_write
,
314 /**************************************************************
316 * The command entry in debugfs is for giving the driver commands
317 * to be executed - these may be for changing the internal switch
318 * setup, adding or removing filters, or other things. Many of
319 * these will be useful for some forms of unit testing.
320 **************************************************************/
321 static char i40e_dbg_command_buf
[256] = "hello world";
324 * i40e_dbg_command_read - read for command datum
325 * @filp: the opened file
326 * @buffer: where to write the data for the user to read
327 * @count: the size of the user's buffer
328 * @ppos: file position offset
330 static ssize_t
i40e_dbg_command_read(struct file
*filp
, char __user
*buffer
,
331 size_t count
, loff_t
*ppos
)
333 struct i40e_pf
*pf
= filp
->private_data
;
334 int bytes_not_copied
;
339 /* don't allow partial reads */
342 if (count
< buf_size
)
345 buf
= kzalloc(buf_size
, GFP_KERNEL
);
349 len
= snprintf(buf
, buf_size
, "%s: %s\n",
350 pf
->vsi
[pf
->lan_vsi
]->netdev
->name
,
351 i40e_dbg_command_buf
);
353 bytes_not_copied
= copy_to_user(buffer
, buf
, len
);
356 if (bytes_not_copied
< 0)
357 return bytes_not_copied
;
364 * i40e_dbg_dump_vsi_seid - handles dump vsi seid write into command datum
365 * @pf: the i40e_pf created in command write
366 * @seid: the seid the user put in
368 static void i40e_dbg_dump_vsi_seid(struct i40e_pf
*pf
, int seid
)
370 struct rtnl_link_stats64
*nstat
;
371 struct i40e_mac_filter
*f
;
372 struct i40e_vsi
*vsi
;
375 vsi
= i40e_dbg_find_vsi(pf
, seid
);
377 dev_info(&pf
->pdev
->dev
,
378 "dump %d: seid not found\n", seid
);
381 dev_info(&pf
->pdev
->dev
, "vsi seid %d\n", seid
);
383 dev_info(&pf
->pdev
->dev
,
384 " netdev: name = %s\n",
386 if (vsi
->active_vlans
)
387 dev_info(&pf
->pdev
->dev
,
388 " vlgrp: & = %p\n", vsi
->active_vlans
);
389 dev_info(&pf
->pdev
->dev
,
390 " netdev_registered = %i, current_netdev_flags = 0x%04x, state = %li flags = 0x%08lx\n",
391 vsi
->netdev_registered
,
392 vsi
->current_netdev_flags
, vsi
->state
, vsi
->flags
);
393 list_for_each_entry(f
, &vsi
->mac_filter_list
, list
) {
394 dev_info(&pf
->pdev
->dev
,
395 " mac_filter_list: %pM vid=%d, is_netdev=%d is_vf=%d counter=%d\n",
396 f
->macaddr
, f
->vlan
, f
->is_netdev
, f
->is_vf
,
399 nstat
= i40e_get_vsi_stats_struct(vsi
);
400 dev_info(&pf
->pdev
->dev
,
401 " net_stats: rx_packets = %lu, rx_bytes = %lu, rx_errors = %lu, rx_dropped = %lu\n",
402 (long unsigned int)nstat
->rx_packets
,
403 (long unsigned int)nstat
->rx_bytes
,
404 (long unsigned int)nstat
->rx_errors
,
405 (long unsigned int)nstat
->rx_dropped
);
406 dev_info(&pf
->pdev
->dev
,
407 " net_stats: tx_packets = %lu, tx_bytes = %lu, tx_errors = %lu, tx_dropped = %lu\n",
408 (long unsigned int)nstat
->tx_packets
,
409 (long unsigned int)nstat
->tx_bytes
,
410 (long unsigned int)nstat
->tx_errors
,
411 (long unsigned int)nstat
->tx_dropped
);
412 dev_info(&pf
->pdev
->dev
,
413 " net_stats: multicast = %lu, collisions = %lu\n",
414 (long unsigned int)nstat
->multicast
,
415 (long unsigned int)nstat
->collisions
);
416 dev_info(&pf
->pdev
->dev
,
417 " net_stats: rx_length_errors = %lu, rx_over_errors = %lu, rx_crc_errors = %lu\n",
418 (long unsigned int)nstat
->rx_length_errors
,
419 (long unsigned int)nstat
->rx_over_errors
,
420 (long unsigned int)nstat
->rx_crc_errors
);
421 dev_info(&pf
->pdev
->dev
,
422 " net_stats: rx_frame_errors = %lu, rx_fifo_errors = %lu, rx_missed_errors = %lu\n",
423 (long unsigned int)nstat
->rx_frame_errors
,
424 (long unsigned int)nstat
->rx_fifo_errors
,
425 (long unsigned int)nstat
->rx_missed_errors
);
426 dev_info(&pf
->pdev
->dev
,
427 " net_stats: tx_aborted_errors = %lu, tx_carrier_errors = %lu, tx_fifo_errors = %lu\n",
428 (long unsigned int)nstat
->tx_aborted_errors
,
429 (long unsigned int)nstat
->tx_carrier_errors
,
430 (long unsigned int)nstat
->tx_fifo_errors
);
431 dev_info(&pf
->pdev
->dev
,
432 " net_stats: tx_heartbeat_errors = %lu, tx_window_errors = %lu\n",
433 (long unsigned int)nstat
->tx_heartbeat_errors
,
434 (long unsigned int)nstat
->tx_window_errors
);
435 dev_info(&pf
->pdev
->dev
,
436 " net_stats: rx_compressed = %lu, tx_compressed = %lu\n",
437 (long unsigned int)nstat
->rx_compressed
,
438 (long unsigned int)nstat
->tx_compressed
);
439 dev_info(&pf
->pdev
->dev
,
440 " net_stats_offsets: rx_packets = %lu, rx_bytes = %lu, rx_errors = %lu, rx_dropped = %lu\n",
441 (long unsigned int)vsi
->net_stats_offsets
.rx_packets
,
442 (long unsigned int)vsi
->net_stats_offsets
.rx_bytes
,
443 (long unsigned int)vsi
->net_stats_offsets
.rx_errors
,
444 (long unsigned int)vsi
->net_stats_offsets
.rx_dropped
);
445 dev_info(&pf
->pdev
->dev
,
446 " net_stats_offsets: tx_packets = %lu, tx_bytes = %lu, tx_errors = %lu, tx_dropped = %lu\n",
447 (long unsigned int)vsi
->net_stats_offsets
.tx_packets
,
448 (long unsigned int)vsi
->net_stats_offsets
.tx_bytes
,
449 (long unsigned int)vsi
->net_stats_offsets
.tx_errors
,
450 (long unsigned int)vsi
->net_stats_offsets
.tx_dropped
);
451 dev_info(&pf
->pdev
->dev
,
452 " net_stats_offsets: multicast = %lu, collisions = %lu\n",
453 (long unsigned int)vsi
->net_stats_offsets
.multicast
,
454 (long unsigned int)vsi
->net_stats_offsets
.collisions
);
455 dev_info(&pf
->pdev
->dev
,
456 " net_stats_offsets: rx_length_errors = %lu, rx_over_errors = %lu, rx_crc_errors = %lu\n",
457 (long unsigned int)vsi
->net_stats_offsets
.rx_length_errors
,
458 (long unsigned int)vsi
->net_stats_offsets
.rx_over_errors
,
459 (long unsigned int)vsi
->net_stats_offsets
.rx_crc_errors
);
460 dev_info(&pf
->pdev
->dev
,
461 " net_stats_offsets: rx_frame_errors = %lu, rx_fifo_errors = %lu, rx_missed_errors = %lu\n",
462 (long unsigned int)vsi
->net_stats_offsets
.rx_frame_errors
,
463 (long unsigned int)vsi
->net_stats_offsets
.rx_fifo_errors
,
464 (long unsigned int)vsi
->net_stats_offsets
.rx_missed_errors
);
465 dev_info(&pf
->pdev
->dev
,
466 " net_stats_offsets: tx_aborted_errors = %lu, tx_carrier_errors = %lu, tx_fifo_errors = %lu\n",
467 (long unsigned int)vsi
->net_stats_offsets
.tx_aborted_errors
,
468 (long unsigned int)vsi
->net_stats_offsets
.tx_carrier_errors
,
469 (long unsigned int)vsi
->net_stats_offsets
.tx_fifo_errors
);
470 dev_info(&pf
->pdev
->dev
,
471 " net_stats_offsets: tx_heartbeat_errors = %lu, tx_window_errors = %lu\n",
472 (long unsigned int)vsi
->net_stats_offsets
.tx_heartbeat_errors
,
473 (long unsigned int)vsi
->net_stats_offsets
.tx_window_errors
);
474 dev_info(&pf
->pdev
->dev
,
475 " net_stats_offsets: rx_compressed = %lu, tx_compressed = %lu\n",
476 (long unsigned int)vsi
->net_stats_offsets
.rx_compressed
,
477 (long unsigned int)vsi
->net_stats_offsets
.tx_compressed
);
478 dev_info(&pf
->pdev
->dev
,
479 " tx_restart = %d, tx_busy = %d, rx_buf_failed = %d, rx_page_failed = %d\n",
480 vsi
->tx_restart
, vsi
->tx_busy
,
481 vsi
->rx_buf_failed
, vsi
->rx_page_failed
);
483 for (i
= 0; i
< vsi
->num_queue_pairs
; i
++) {
484 struct i40e_ring
*rx_ring
= ACCESS_ONCE(vsi
->rx_rings
[i
]);
488 dev_info(&pf
->pdev
->dev
,
489 " rx_rings[%i]: desc = %p\n",
491 dev_info(&pf
->pdev
->dev
,
492 " rx_rings[%i]: dev = %p, netdev = %p, rx_bi = %p\n",
496 dev_info(&pf
->pdev
->dev
,
497 " rx_rings[%i]: state = %li, queue_index = %d, reg_idx = %d\n",
499 rx_ring
->queue_index
,
501 dev_info(&pf
->pdev
->dev
,
502 " rx_rings[%i]: rx_hdr_len = %d, rx_buf_len = %d, dtype = %d\n",
503 i
, rx_ring
->rx_hdr_len
,
506 dev_info(&pf
->pdev
->dev
,
507 " rx_rings[%i]: hsplit = %d, next_to_use = %d, next_to_clean = %d, ring_active = %i\n",
509 rx_ring
->next_to_use
,
510 rx_ring
->next_to_clean
,
511 rx_ring
->ring_active
);
512 dev_info(&pf
->pdev
->dev
,
513 " rx_rings[%i]: rx_stats: packets = %lld, bytes = %lld, non_eop_descs = %lld\n",
514 i
, rx_ring
->stats
.packets
,
515 rx_ring
->stats
.bytes
,
516 rx_ring
->rx_stats
.non_eop_descs
);
517 dev_info(&pf
->pdev
->dev
,
518 " rx_rings[%i]: rx_stats: alloc_page_failed = %lld, alloc_buff_failed = %lld\n",
520 rx_ring
->rx_stats
.alloc_page_failed
,
521 rx_ring
->rx_stats
.alloc_buff_failed
);
522 dev_info(&pf
->pdev
->dev
,
523 " rx_rings[%i]: size = %i, dma = 0x%08lx\n",
525 (long unsigned int)rx_ring
->dma
);
526 dev_info(&pf
->pdev
->dev
,
527 " rx_rings[%i]: vsi = %p, q_vector = %p\n",
531 for (i
= 0; i
< vsi
->num_queue_pairs
; i
++) {
532 struct i40e_ring
*tx_ring
= ACCESS_ONCE(vsi
->tx_rings
[i
]);
536 dev_info(&pf
->pdev
->dev
,
537 " tx_rings[%i]: desc = %p\n",
539 dev_info(&pf
->pdev
->dev
,
540 " tx_rings[%i]: dev = %p, netdev = %p, tx_bi = %p\n",
544 dev_info(&pf
->pdev
->dev
,
545 " tx_rings[%i]: state = %li, queue_index = %d, reg_idx = %d\n",
547 tx_ring
->queue_index
,
549 dev_info(&pf
->pdev
->dev
,
550 " tx_rings[%i]: dtype = %d\n",
552 dev_info(&pf
->pdev
->dev
,
553 " tx_rings[%i]: hsplit = %d, next_to_use = %d, next_to_clean = %d, ring_active = %i\n",
555 tx_ring
->next_to_use
,
556 tx_ring
->next_to_clean
,
557 tx_ring
->ring_active
);
558 dev_info(&pf
->pdev
->dev
,
559 " tx_rings[%i]: tx_stats: packets = %lld, bytes = %lld, restart_queue = %lld\n",
560 i
, tx_ring
->stats
.packets
,
561 tx_ring
->stats
.bytes
,
562 tx_ring
->tx_stats
.restart_queue
);
563 dev_info(&pf
->pdev
->dev
,
564 " tx_rings[%i]: tx_stats: tx_busy = %lld, tx_done_old = %lld\n",
566 tx_ring
->tx_stats
.tx_busy
,
567 tx_ring
->tx_stats
.tx_done_old
);
568 dev_info(&pf
->pdev
->dev
,
569 " tx_rings[%i]: size = %i, dma = 0x%08lx\n",
571 (long unsigned int)tx_ring
->dma
);
572 dev_info(&pf
->pdev
->dev
,
573 " tx_rings[%i]: vsi = %p, q_vector = %p\n",
576 dev_info(&pf
->pdev
->dev
,
577 " tx_rings[%i]: DCB tc = %d\n",
581 dev_info(&pf
->pdev
->dev
,
582 " work_limit = %d, rx_itr_setting = %d (%s), tx_itr_setting = %d (%s)\n",
583 vsi
->work_limit
, vsi
->rx_itr_setting
,
584 ITR_IS_DYNAMIC(vsi
->rx_itr_setting
) ? "dynamic" : "fixed",
586 ITR_IS_DYNAMIC(vsi
->tx_itr_setting
) ? "dynamic" : "fixed");
587 dev_info(&pf
->pdev
->dev
,
588 " max_frame = %d, rx_hdr_len = %d, rx_buf_len = %d dtype = %d\n",
589 vsi
->max_frame
, vsi
->rx_hdr_len
, vsi
->rx_buf_len
, vsi
->dtype
);
590 dev_info(&pf
->pdev
->dev
,
591 " num_q_vectors = %i, base_vector = %i\n",
592 vsi
->num_q_vectors
, vsi
->base_vector
);
593 dev_info(&pf
->pdev
->dev
,
594 " seid = %d, id = %d, uplink_seid = %d\n",
595 vsi
->seid
, vsi
->id
, vsi
->uplink_seid
);
596 dev_info(&pf
->pdev
->dev
,
597 " base_queue = %d, num_queue_pairs = %d, num_desc = %d\n",
598 vsi
->base_queue
, vsi
->num_queue_pairs
, vsi
->num_desc
);
599 dev_info(&pf
->pdev
->dev
, " type = %i\n", vsi
->type
);
600 dev_info(&pf
->pdev
->dev
,
601 " info: valid_sections = 0x%04x, switch_id = 0x%04x\n",
602 vsi
->info
.valid_sections
, vsi
->info
.switch_id
);
603 dev_info(&pf
->pdev
->dev
,
604 " info: sw_reserved[] = 0x%02x 0x%02x\n",
605 vsi
->info
.sw_reserved
[0], vsi
->info
.sw_reserved
[1]);
606 dev_info(&pf
->pdev
->dev
,
607 " info: sec_flags = 0x%02x, sec_reserved = 0x%02x\n",
608 vsi
->info
.sec_flags
, vsi
->info
.sec_reserved
);
609 dev_info(&pf
->pdev
->dev
,
610 " info: pvid = 0x%04x, fcoe_pvid = 0x%04x, port_vlan_flags = 0x%02x\n",
611 vsi
->info
.pvid
, vsi
->info
.fcoe_pvid
,
612 vsi
->info
.port_vlan_flags
);
613 dev_info(&pf
->pdev
->dev
,
614 " info: pvlan_reserved[] = 0x%02x 0x%02x 0x%02x\n",
615 vsi
->info
.pvlan_reserved
[0], vsi
->info
.pvlan_reserved
[1],
616 vsi
->info
.pvlan_reserved
[2]);
617 dev_info(&pf
->pdev
->dev
,
618 " info: ingress_table = 0x%08x, egress_table = 0x%08x\n",
619 vsi
->info
.ingress_table
, vsi
->info
.egress_table
);
620 dev_info(&pf
->pdev
->dev
,
621 " info: cas_pv_stag = 0x%04x, cas_pv_flags= 0x%02x, cas_pv_reserved = 0x%02x\n",
622 vsi
->info
.cas_pv_tag
, vsi
->info
.cas_pv_flags
,
623 vsi
->info
.cas_pv_reserved
);
624 dev_info(&pf
->pdev
->dev
,
625 " info: queue_mapping[0..7 ] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n",
626 vsi
->info
.queue_mapping
[0], vsi
->info
.queue_mapping
[1],
627 vsi
->info
.queue_mapping
[2], vsi
->info
.queue_mapping
[3],
628 vsi
->info
.queue_mapping
[4], vsi
->info
.queue_mapping
[5],
629 vsi
->info
.queue_mapping
[6], vsi
->info
.queue_mapping
[7]);
630 dev_info(&pf
->pdev
->dev
,
631 " info: queue_mapping[8..15] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n",
632 vsi
->info
.queue_mapping
[8], vsi
->info
.queue_mapping
[9],
633 vsi
->info
.queue_mapping
[10], vsi
->info
.queue_mapping
[11],
634 vsi
->info
.queue_mapping
[12], vsi
->info
.queue_mapping
[13],
635 vsi
->info
.queue_mapping
[14], vsi
->info
.queue_mapping
[15]);
636 dev_info(&pf
->pdev
->dev
,
637 " info: tc_mapping[] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n",
638 vsi
->info
.tc_mapping
[0], vsi
->info
.tc_mapping
[1],
639 vsi
->info
.tc_mapping
[2], vsi
->info
.tc_mapping
[3],
640 vsi
->info
.tc_mapping
[4], vsi
->info
.tc_mapping
[5],
641 vsi
->info
.tc_mapping
[6], vsi
->info
.tc_mapping
[7]);
642 dev_info(&pf
->pdev
->dev
,
643 " info: queueing_opt_flags = 0x%02x queueing_opt_reserved[0..2] = 0x%02x 0x%02x 0x%02x\n",
644 vsi
->info
.queueing_opt_flags
,
645 vsi
->info
.queueing_opt_reserved
[0],
646 vsi
->info
.queueing_opt_reserved
[1],
647 vsi
->info
.queueing_opt_reserved
[2]);
648 dev_info(&pf
->pdev
->dev
,
649 " info: up_enable_bits = 0x%02x\n",
650 vsi
->info
.up_enable_bits
);
651 dev_info(&pf
->pdev
->dev
,
652 " info: sched_reserved = 0x%02x, outer_up_table = 0x%04x\n",
653 vsi
->info
.sched_reserved
, vsi
->info
.outer_up_table
);
654 dev_info(&pf
->pdev
->dev
,
655 " info: cmd_reserved[] = 0x%02x 0x%02x 0x%02x 0x0%02x 0x%02x 0x%02x 0x%02x 0x0%02x\n",
656 vsi
->info
.cmd_reserved
[0], vsi
->info
.cmd_reserved
[1],
657 vsi
->info
.cmd_reserved
[2], vsi
->info
.cmd_reserved
[3],
658 vsi
->info
.cmd_reserved
[4], vsi
->info
.cmd_reserved
[5],
659 vsi
->info
.cmd_reserved
[6], vsi
->info
.cmd_reserved
[7]);
660 dev_info(&pf
->pdev
->dev
,
661 " info: qs_handle[] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n",
662 vsi
->info
.qs_handle
[0], vsi
->info
.qs_handle
[1],
663 vsi
->info
.qs_handle
[2], vsi
->info
.qs_handle
[3],
664 vsi
->info
.qs_handle
[4], vsi
->info
.qs_handle
[5],
665 vsi
->info
.qs_handle
[6], vsi
->info
.qs_handle
[7]);
666 dev_info(&pf
->pdev
->dev
,
667 " info: stat_counter_idx = 0x%04x, sched_id = 0x%04x\n",
668 vsi
->info
.stat_counter_idx
, vsi
->info
.sched_id
);
669 dev_info(&pf
->pdev
->dev
,
670 " info: resp_reserved[] = 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x\n",
671 vsi
->info
.resp_reserved
[0], vsi
->info
.resp_reserved
[1],
672 vsi
->info
.resp_reserved
[2], vsi
->info
.resp_reserved
[3],
673 vsi
->info
.resp_reserved
[4], vsi
->info
.resp_reserved
[5],
674 vsi
->info
.resp_reserved
[6], vsi
->info
.resp_reserved
[7],
675 vsi
->info
.resp_reserved
[8], vsi
->info
.resp_reserved
[9],
676 vsi
->info
.resp_reserved
[10], vsi
->info
.resp_reserved
[11]);
678 dev_info(&pf
->pdev
->dev
, " pf = %p\n", vsi
->back
);
679 dev_info(&pf
->pdev
->dev
, " idx = %d\n", vsi
->idx
);
680 dev_info(&pf
->pdev
->dev
,
681 " tc_config: numtc = %d, enabled_tc = 0x%x\n",
682 vsi
->tc_config
.numtc
, vsi
->tc_config
.enabled_tc
);
683 for (i
= 0; i
< I40E_MAX_TRAFFIC_CLASS
; i
++) {
684 dev_info(&pf
->pdev
->dev
,
685 " tc_config: tc = %d, qoffset = %d, qcount = %d, netdev_tc = %d\n",
686 i
, vsi
->tc_config
.tc_info
[i
].qoffset
,
687 vsi
->tc_config
.tc_info
[i
].qcount
,
688 vsi
->tc_config
.tc_info
[i
].netdev_tc
);
690 dev_info(&pf
->pdev
->dev
,
691 " bw: bw_limit = %d, bw_max_quanta = %d\n",
692 vsi
->bw_limit
, vsi
->bw_max_quanta
);
693 for (i
= 0; i
< I40E_MAX_TRAFFIC_CLASS
; i
++) {
694 dev_info(&pf
->pdev
->dev
,
695 " bw[%d]: ets_share_credits = %d, ets_limit_credits = %d, max_quanta = %d\n",
696 i
, vsi
->bw_ets_share_credits
[i
],
697 vsi
->bw_ets_limit_credits
[i
],
698 vsi
->bw_ets_max_quanta
[i
]);
703 * i40e_dbg_dump_aq_desc - handles dump aq_desc write into command datum
704 * @pf: the i40e_pf created in command write
706 static void i40e_dbg_dump_aq_desc(struct i40e_pf
*pf
)
708 struct i40e_adminq_ring
*ring
;
709 struct i40e_hw
*hw
= &pf
->hw
;
713 snprintf(hdr
, sizeof(hdr
), "%s %s: ",
714 dev_driver_string(&pf
->pdev
->dev
),
715 dev_name(&pf
->pdev
->dev
));
717 /* first the send (command) ring, then the receive (event) ring */
718 dev_info(&pf
->pdev
->dev
, "AdminQ Tx Ring\n");
719 ring
= &(hw
->aq
.asq
);
720 for (i
= 0; i
< ring
->count
; i
++) {
721 struct i40e_aq_desc
*d
= I40E_ADMINQ_DESC(*ring
, i
);
722 dev_info(&pf
->pdev
->dev
,
723 " at[%02d] flags=0x%04x op=0x%04x dlen=0x%04x ret=0x%04x cookie_h=0x%08x cookie_l=0x%08x\n",
724 i
, d
->flags
, d
->opcode
, d
->datalen
, d
->retval
,
725 d
->cookie_high
, d
->cookie_low
);
726 print_hex_dump(KERN_INFO
, hdr
, DUMP_PREFIX_NONE
,
727 16, 1, d
->params
.raw
, 16, 0);
730 dev_info(&pf
->pdev
->dev
, "AdminQ Rx Ring\n");
731 ring
= &(hw
->aq
.arq
);
732 for (i
= 0; i
< ring
->count
; i
++) {
733 struct i40e_aq_desc
*d
= I40E_ADMINQ_DESC(*ring
, i
);
734 dev_info(&pf
->pdev
->dev
,
735 " ar[%02d] flags=0x%04x op=0x%04x dlen=0x%04x ret=0x%04x cookie_h=0x%08x cookie_l=0x%08x\n",
736 i
, d
->flags
, d
->opcode
, d
->datalen
, d
->retval
,
737 d
->cookie_high
, d
->cookie_low
);
738 print_hex_dump(KERN_INFO
, hdr
, DUMP_PREFIX_NONE
,
739 16, 1, d
->params
.raw
, 16, 0);
744 * i40e_dbg_dump_desc - handles dump desc write into command datum
745 * @cnt: number of arguments that the user supplied
746 * @vsi_seid: vsi id entered by user
747 * @ring_id: ring id entered by user
748 * @desc_n: descriptor number entered by user
749 * @pf: the i40e_pf created in command write
750 * @is_rx_ring: true if rx, false if tx
752 static void i40e_dbg_dump_desc(int cnt
, int vsi_seid
, int ring_id
, int desc_n
,
753 struct i40e_pf
*pf
, bool is_rx_ring
)
755 struct i40e_tx_desc
*txd
;
756 union i40e_rx_desc
*rxd
;
757 struct i40e_ring ring
;
758 struct i40e_vsi
*vsi
;
761 vsi
= i40e_dbg_find_vsi(pf
, vsi_seid
);
763 dev_info(&pf
->pdev
->dev
, "vsi %d not found\n", vsi_seid
);
766 if (ring_id
>= vsi
->num_queue_pairs
|| ring_id
< 0) {
767 dev_info(&pf
->pdev
->dev
, "ring %d not found\n", ring_id
);
770 if (!vsi
->tx_rings
|| !vsi
->tx_rings
[0]->desc
) {
771 dev_info(&pf
->pdev
->dev
,
772 "descriptor rings have not been allocated for vsi %d\n",
777 ring
= *vsi
->rx_rings
[ring_id
];
779 ring
= *vsi
->tx_rings
[ring_id
];
781 dev_info(&pf
->pdev
->dev
, "vsi = %02i %s ring = %02i\n",
782 vsi_seid
, is_rx_ring
? "rx" : "tx", ring_id
);
783 for (i
= 0; i
< ring
.count
; i
++) {
785 txd
= I40E_TX_DESC(&ring
, i
);
786 dev_info(&pf
->pdev
->dev
,
787 " d[%03i] = 0x%016llx 0x%016llx\n",
789 txd
->cmd_type_offset_bsz
);
790 } else if (sizeof(union i40e_rx_desc
) ==
791 sizeof(union i40e_16byte_rx_desc
)) {
792 rxd
= I40E_RX_DESC(&ring
, i
);
793 dev_info(&pf
->pdev
->dev
,
794 " d[%03i] = 0x%016llx 0x%016llx\n",
795 i
, rxd
->read
.pkt_addr
,
798 rxd
= I40E_RX_DESC(&ring
, i
);
799 dev_info(&pf
->pdev
->dev
,
800 " d[%03i] = 0x%016llx 0x%016llx 0x%016llx 0x%016llx\n",
801 i
, rxd
->read
.pkt_addr
,
803 rxd
->read
.rsvd1
, rxd
->read
.rsvd2
);
806 } else if (cnt
== 3) {
807 if (desc_n
>= ring
.count
|| desc_n
< 0) {
808 dev_info(&pf
->pdev
->dev
,
809 "descriptor %d not found\n", desc_n
);
813 txd
= I40E_TX_DESC(&ring
, desc_n
);
814 dev_info(&pf
->pdev
->dev
,
815 "vsi = %02i tx ring = %02i d[%03i] = 0x%016llx 0x%016llx\n",
816 vsi_seid
, ring_id
, desc_n
,
817 txd
->buffer_addr
, txd
->cmd_type_offset_bsz
);
818 } else if (sizeof(union i40e_rx_desc
) ==
819 sizeof(union i40e_16byte_rx_desc
)) {
820 rxd
= I40E_RX_DESC(&ring
, desc_n
);
821 dev_info(&pf
->pdev
->dev
,
822 "vsi = %02i rx ring = %02i d[%03i] = 0x%016llx 0x%016llx\n",
823 vsi_seid
, ring_id
, desc_n
,
824 rxd
->read
.pkt_addr
, rxd
->read
.hdr_addr
);
826 rxd
= I40E_RX_DESC(&ring
, desc_n
);
827 dev_info(&pf
->pdev
->dev
,
828 "vsi = %02i rx ring = %02i d[%03i] = 0x%016llx 0x%016llx 0x%016llx 0x%016llx\n",
829 vsi_seid
, ring_id
, desc_n
,
830 rxd
->read
.pkt_addr
, rxd
->read
.hdr_addr
,
831 rxd
->read
.rsvd1
, rxd
->read
.rsvd2
);
834 dev_info(&pf
->pdev
->dev
, "dump desc rx/tx <vsi_seid> <ring_id> [<desc_n>]\n");
839 * i40e_dbg_dump_vsi_no_seid - handles dump vsi write into command datum
840 * @pf: the i40e_pf created in command write
842 static void i40e_dbg_dump_vsi_no_seid(struct i40e_pf
*pf
)
846 for (i
= 0; i
< pf
->hw
.func_caps
.num_vsis
; i
++)
848 dev_info(&pf
->pdev
->dev
, "dump vsi[%d]: %d\n",
849 i
, pf
->vsi
[i
]->seid
);
853 * i40e_dbg_dump_stats - handles dump stats write into command datum
854 * @pf: the i40e_pf created in command write
855 * @estats: the eth stats structure to be dumped
857 static void i40e_dbg_dump_eth_stats(struct i40e_pf
*pf
,
858 struct i40e_eth_stats
*estats
)
860 dev_info(&pf
->pdev
->dev
, " ethstats:\n");
861 dev_info(&pf
->pdev
->dev
,
862 " rx_bytes = \t%lld \trx_unicast = \t\t%lld \trx_multicast = \t%lld\n",
863 estats
->rx_bytes
, estats
->rx_unicast
, estats
->rx_multicast
);
864 dev_info(&pf
->pdev
->dev
,
865 " rx_broadcast = \t%lld \trx_discards = \t\t%lld \trx_errors = \t%lld\n",
866 estats
->rx_broadcast
, estats
->rx_discards
, estats
->rx_errors
);
867 dev_info(&pf
->pdev
->dev
,
868 " rx_missed = \t%lld \trx_unknown_protocol = \t%lld \ttx_bytes = \t%lld\n",
869 estats
->rx_missed
, estats
->rx_unknown_protocol
,
871 dev_info(&pf
->pdev
->dev
,
872 " tx_unicast = \t%lld \ttx_multicast = \t\t%lld \ttx_broadcast = \t%lld\n",
873 estats
->tx_unicast
, estats
->tx_multicast
, estats
->tx_broadcast
);
874 dev_info(&pf
->pdev
->dev
,
875 " tx_discards = \t%lld \ttx_errors = \t\t%lld\n",
876 estats
->tx_discards
, estats
->tx_errors
);
880 * i40e_dbg_dump_stats - handles dump stats write into command datum
881 * @pf: the i40e_pf created in command write
882 * @stats: the stats structure to be dumped
884 static void i40e_dbg_dump_stats(struct i40e_pf
*pf
,
885 struct i40e_hw_port_stats
*stats
)
889 dev_info(&pf
->pdev
->dev
, " stats:\n");
890 dev_info(&pf
->pdev
->dev
,
891 " crc_errors = \t\t%lld \tillegal_bytes = \t%lld \terror_bytes = \t\t%lld\n",
892 stats
->crc_errors
, stats
->illegal_bytes
, stats
->error_bytes
);
893 dev_info(&pf
->pdev
->dev
,
894 " mac_local_faults = \t%lld \tmac_remote_faults = \t%lld \trx_length_errors = \t%lld\n",
895 stats
->mac_local_faults
, stats
->mac_remote_faults
,
896 stats
->rx_length_errors
);
897 dev_info(&pf
->pdev
->dev
,
898 " link_xon_rx = \t\t%lld \tlink_xoff_rx = \t\t%lld \tlink_xon_tx = \t\t%lld\n",
899 stats
->link_xon_rx
, stats
->link_xoff_rx
, stats
->link_xon_tx
);
900 dev_info(&pf
->pdev
->dev
,
901 " link_xoff_tx = \t\t%lld \trx_size_64 = \t\t%lld \trx_size_127 = \t\t%lld\n",
902 stats
->link_xoff_tx
, stats
->rx_size_64
, stats
->rx_size_127
);
903 dev_info(&pf
->pdev
->dev
,
904 " rx_size_255 = \t\t%lld \trx_size_511 = \t\t%lld \trx_size_1023 = \t\t%lld\n",
905 stats
->rx_size_255
, stats
->rx_size_511
, stats
->rx_size_1023
);
906 dev_info(&pf
->pdev
->dev
,
907 " rx_size_big = \t\t%lld \trx_undersize = \t\t%lld \trx_jabber = \t\t%lld\n",
908 stats
->rx_size_big
, stats
->rx_undersize
, stats
->rx_jabber
);
909 dev_info(&pf
->pdev
->dev
,
910 " rx_fragments = \t\t%lld \trx_oversize = \t\t%lld \ttx_size_64 = \t\t%lld\n",
911 stats
->rx_fragments
, stats
->rx_oversize
, stats
->tx_size_64
);
912 dev_info(&pf
->pdev
->dev
,
913 " tx_size_127 = \t\t%lld \ttx_size_255 = \t\t%lld \ttx_size_511 = \t\t%lld\n",
914 stats
->tx_size_127
, stats
->tx_size_255
, stats
->tx_size_511
);
915 dev_info(&pf
->pdev
->dev
,
916 " tx_size_1023 = \t\t%lld \ttx_size_big = \t\t%lld \tmac_short_packet_dropped = \t%lld\n",
917 stats
->tx_size_1023
, stats
->tx_size_big
,
918 stats
->mac_short_packet_dropped
);
919 for (i
= 0; i
< 8; i
+= 4) {
920 dev_info(&pf
->pdev
->dev
,
921 " priority_xon_rx[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n",
922 i
, stats
->priority_xon_rx
[i
],
923 i
+1, stats
->priority_xon_rx
[i
+1],
924 i
+2, stats
->priority_xon_rx
[i
+2],
925 i
+3, stats
->priority_xon_rx
[i
+3]);
927 for (i
= 0; i
< 8; i
+= 4) {
928 dev_info(&pf
->pdev
->dev
,
929 " priority_xoff_rx[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n",
930 i
, stats
->priority_xoff_rx
[i
],
931 i
+1, stats
->priority_xoff_rx
[i
+1],
932 i
+2, stats
->priority_xoff_rx
[i
+2],
933 i
+3, stats
->priority_xoff_rx
[i
+3]);
935 for (i
= 0; i
< 8; i
+= 4) {
936 dev_info(&pf
->pdev
->dev
,
937 " priority_xon_tx[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n",
938 i
, stats
->priority_xon_tx
[i
],
939 i
+1, stats
->priority_xon_tx
[i
+1],
940 i
+2, stats
->priority_xon_tx
[i
+2],
941 i
+3, stats
->priority_xon_rx
[i
+3]);
943 for (i
= 0; i
< 8; i
+= 4) {
944 dev_info(&pf
->pdev
->dev
,
945 " priority_xoff_tx[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n",
946 i
, stats
->priority_xoff_tx
[i
],
947 i
+1, stats
->priority_xoff_tx
[i
+1],
948 i
+2, stats
->priority_xoff_tx
[i
+2],
949 i
+3, stats
->priority_xoff_tx
[i
+3]);
951 for (i
= 0; i
< 8; i
+= 4) {
952 dev_info(&pf
->pdev
->dev
,
953 " priority_xon_2_xoff[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n",
954 i
, stats
->priority_xon_2_xoff
[i
],
955 i
+1, stats
->priority_xon_2_xoff
[i
+1],
956 i
+2, stats
->priority_xon_2_xoff
[i
+2],
957 i
+3, stats
->priority_xon_2_xoff
[i
+3]);
960 i40e_dbg_dump_eth_stats(pf
, &stats
->eth
);
964 * i40e_dbg_dump_veb_seid - handles dump stats of a single given veb
965 * @pf: the i40e_pf created in command write
966 * @seid: the seid the user put in
968 static void i40e_dbg_dump_veb_seid(struct i40e_pf
*pf
, int seid
)
970 struct i40e_veb
*veb
;
972 if ((seid
< I40E_BASE_VEB_SEID
) ||
973 (seid
>= (I40E_MAX_VEB
+ I40E_BASE_VEB_SEID
))) {
974 dev_info(&pf
->pdev
->dev
, "%d: bad seid\n", seid
);
978 veb
= i40e_dbg_find_veb(pf
, seid
);
980 dev_info(&pf
->pdev
->dev
, "can't find veb %d\n", seid
);
983 dev_info(&pf
->pdev
->dev
,
984 "veb idx=%d,%d stats_ic=%d seid=%d uplink=%d\n",
985 veb
->idx
, veb
->veb_idx
, veb
->stats_idx
, veb
->seid
,
987 i40e_dbg_dump_eth_stats(pf
, &veb
->stats
);
991 * i40e_dbg_dump_veb_all - dumps all known veb's stats
992 * @pf: the i40e_pf created in command write
994 static void i40e_dbg_dump_veb_all(struct i40e_pf
*pf
)
996 struct i40e_veb
*veb
;
999 for (i
= 0; i
< I40E_MAX_VEB
; i
++) {
1002 i40e_dbg_dump_veb_seid(pf
, veb
->seid
);
1007 * i40e_dbg_cmd_fd_ctrl - Enable/disable FD sideband/ATR
1008 * @pf: the pf that would be altered
1009 * @flag: flag that needs enabling or disabling
1010 * @enable: Enable/disable FD SD/ATR
1012 static void i40e_dbg_cmd_fd_ctrl(struct i40e_pf
*pf
, u64 flag
, bool enable
)
1018 pf
->auto_disable_flags
|= flag
;
1020 dev_info(&pf
->pdev
->dev
, "requesting a pf reset\n");
1021 i40e_do_reset_safe(pf
, (1 << __I40E_PF_RESET_REQUESTED
));
1024 #define I40E_MAX_DEBUG_OUT_BUFFER (4096*4)
1026 * i40e_dbg_command_write - write into command datum
1027 * @filp: the opened file
1028 * @buffer: where to find the user's data
1029 * @count: the length of the user's data
1030 * @ppos: file position offset
1032 static ssize_t
i40e_dbg_command_write(struct file
*filp
,
1033 const char __user
*buffer
,
1034 size_t count
, loff_t
*ppos
)
1036 struct i40e_pf
*pf
= filp
->private_data
;
1037 char *cmd_buf
, *cmd_buf_tmp
;
1038 int bytes_not_copied
;
1039 struct i40e_vsi
*vsi
;
1044 /* don't allow partial writes */
1048 cmd_buf
= kzalloc(count
+ 1, GFP_KERNEL
);
1051 bytes_not_copied
= copy_from_user(cmd_buf
, buffer
, count
);
1052 if (bytes_not_copied
< 0)
1053 return bytes_not_copied
;
1054 if (bytes_not_copied
> 0)
1055 count
-= bytes_not_copied
;
1056 cmd_buf
[count
] = '\0';
1058 cmd_buf_tmp
= strchr(cmd_buf
, '\n');
1060 *cmd_buf_tmp
= '\0';
1061 count
= cmd_buf_tmp
- cmd_buf
+ 1;
1064 if (strncmp(cmd_buf
, "add vsi", 7) == 0) {
1066 cnt
= sscanf(&cmd_buf
[7], "%i", &vsi_seid
);
1068 /* default to PF VSI */
1069 vsi_seid
= pf
->vsi
[pf
->lan_vsi
]->seid
;
1070 } else if (vsi_seid
< 0) {
1071 dev_info(&pf
->pdev
->dev
, "add VSI %d: bad vsi seid\n",
1073 goto command_write_done
;
1076 vsi
= i40e_vsi_setup(pf
, I40E_VSI_VMDQ2
, vsi_seid
, 0);
1078 dev_info(&pf
->pdev
->dev
, "added VSI %d to relay %d\n",
1079 vsi
->seid
, vsi
->uplink_seid
);
1081 dev_info(&pf
->pdev
->dev
, "'%s' failed\n", cmd_buf
);
1083 } else if (strncmp(cmd_buf
, "del vsi", 7) == 0) {
1084 sscanf(&cmd_buf
[7], "%i", &vsi_seid
);
1085 vsi
= i40e_dbg_find_vsi(pf
, vsi_seid
);
1087 dev_info(&pf
->pdev
->dev
, "del VSI %d: seid not found\n",
1089 goto command_write_done
;
1092 dev_info(&pf
->pdev
->dev
, "deleting VSI %d\n", vsi_seid
);
1093 i40e_vsi_release(vsi
);
1095 } else if (strncmp(cmd_buf
, "add relay", 9) == 0) {
1096 struct i40e_veb
*veb
;
1099 cnt
= sscanf(&cmd_buf
[9], "%i %i", &uplink_seid
, &vsi_seid
);
1101 dev_info(&pf
->pdev
->dev
,
1102 "add relay: bad command string, cnt=%d\n",
1104 goto command_write_done
;
1105 } else if (uplink_seid
< 0) {
1106 dev_info(&pf
->pdev
->dev
,
1107 "add relay %d: bad uplink seid\n",
1109 goto command_write_done
;
1112 vsi
= i40e_dbg_find_vsi(pf
, vsi_seid
);
1114 dev_info(&pf
->pdev
->dev
,
1115 "add relay: VSI %d not found\n", vsi_seid
);
1116 goto command_write_done
;
1119 for (i
= 0; i
< I40E_MAX_VEB
; i
++)
1120 if (pf
->veb
[i
] && pf
->veb
[i
]->seid
== uplink_seid
)
1122 if (i
>= I40E_MAX_VEB
&& uplink_seid
!= 0 &&
1123 uplink_seid
!= pf
->mac_seid
) {
1124 dev_info(&pf
->pdev
->dev
,
1125 "add relay: relay uplink %d not found\n",
1127 goto command_write_done
;
1130 veb
= i40e_veb_setup(pf
, 0, uplink_seid
, vsi_seid
,
1131 vsi
->tc_config
.enabled_tc
);
1133 dev_info(&pf
->pdev
->dev
, "added relay %d\n", veb
->seid
);
1135 dev_info(&pf
->pdev
->dev
, "add relay failed\n");
1137 } else if (strncmp(cmd_buf
, "del relay", 9) == 0) {
1139 cnt
= sscanf(&cmd_buf
[9], "%i", &veb_seid
);
1141 dev_info(&pf
->pdev
->dev
,
1142 "del relay: bad command string, cnt=%d\n",
1144 goto command_write_done
;
1145 } else if (veb_seid
< 0) {
1146 dev_info(&pf
->pdev
->dev
,
1147 "del relay %d: bad relay seid\n", veb_seid
);
1148 goto command_write_done
;
1152 for (i
= 0; i
< I40E_MAX_VEB
; i
++)
1153 if (pf
->veb
[i
] && pf
->veb
[i
]->seid
== veb_seid
)
1155 if (i
>= I40E_MAX_VEB
) {
1156 dev_info(&pf
->pdev
->dev
,
1157 "del relay: relay %d not found\n", veb_seid
);
1158 goto command_write_done
;
1161 dev_info(&pf
->pdev
->dev
, "deleting relay %d\n", veb_seid
);
1162 i40e_veb_release(pf
->veb
[i
]);
1164 } else if (strncmp(cmd_buf
, "add macaddr", 11) == 0) {
1165 struct i40e_mac_filter
*f
;
1170 cnt
= sscanf(&cmd_buf
[11],
1171 "%i %hhx:%hhx:%hhx:%hhx:%hhx:%hhx %i",
1173 &ma
[0], &ma
[1], &ma
[2], &ma
[3], &ma
[4], &ma
[5],
1177 } else if (cnt
!= 8) {
1178 dev_info(&pf
->pdev
->dev
,
1179 "add macaddr: bad command string, cnt=%d\n",
1181 goto command_write_done
;
1184 vsi
= i40e_dbg_find_vsi(pf
, vsi_seid
);
1186 dev_info(&pf
->pdev
->dev
,
1187 "add macaddr: VSI %d not found\n", vsi_seid
);
1188 goto command_write_done
;
1191 f
= i40e_add_filter(vsi
, ma
, vlan
, false, false);
1192 ret
= i40e_sync_vsi_filters(vsi
);
1194 dev_info(&pf
->pdev
->dev
,
1195 "add macaddr: %pM vlan=%d added to VSI %d\n",
1196 ma
, vlan
, vsi_seid
);
1198 dev_info(&pf
->pdev
->dev
,
1199 "add macaddr: %pM vlan=%d to VSI %d failed, f=%p ret=%d\n",
1200 ma
, vlan
, vsi_seid
, f
, ret
);
1202 } else if (strncmp(cmd_buf
, "del macaddr", 11) == 0) {
1207 cnt
= sscanf(&cmd_buf
[11],
1208 "%i %hhx:%hhx:%hhx:%hhx:%hhx:%hhx %i",
1210 &ma
[0], &ma
[1], &ma
[2], &ma
[3], &ma
[4], &ma
[5],
1214 } else if (cnt
!= 8) {
1215 dev_info(&pf
->pdev
->dev
,
1216 "del macaddr: bad command string, cnt=%d\n",
1218 goto command_write_done
;
1221 vsi
= i40e_dbg_find_vsi(pf
, vsi_seid
);
1223 dev_info(&pf
->pdev
->dev
,
1224 "del macaddr: VSI %d not found\n", vsi_seid
);
1225 goto command_write_done
;
1228 i40e_del_filter(vsi
, ma
, vlan
, false, false);
1229 ret
= i40e_sync_vsi_filters(vsi
);
1231 dev_info(&pf
->pdev
->dev
,
1232 "del macaddr: %pM vlan=%d removed from VSI %d\n",
1233 ma
, vlan
, vsi_seid
);
1235 dev_info(&pf
->pdev
->dev
,
1236 "del macaddr: %pM vlan=%d from VSI %d failed, ret=%d\n",
1237 ma
, vlan
, vsi_seid
, ret
);
1239 } else if (strncmp(cmd_buf
, "add pvid", 8) == 0) {
1244 cnt
= sscanf(&cmd_buf
[8], "%i %u", &vsi_seid
, &v
);
1246 dev_info(&pf
->pdev
->dev
,
1247 "add pvid: bad command string, cnt=%d\n", cnt
);
1248 goto command_write_done
;
1251 vsi
= i40e_dbg_find_vsi(pf
, vsi_seid
);
1253 dev_info(&pf
->pdev
->dev
, "add pvid: VSI %d not found\n",
1255 goto command_write_done
;
1259 ret
= i40e_vsi_add_pvid(vsi
, vid
);
1261 dev_info(&pf
->pdev
->dev
,
1262 "add pvid: %d added to VSI %d\n",
1265 dev_info(&pf
->pdev
->dev
,
1266 "add pvid: %d to VSI %d failed, ret=%d\n",
1267 vid
, vsi_seid
, ret
);
1269 } else if (strncmp(cmd_buf
, "del pvid", 8) == 0) {
1271 cnt
= sscanf(&cmd_buf
[8], "%i", &vsi_seid
);
1273 dev_info(&pf
->pdev
->dev
,
1274 "del pvid: bad command string, cnt=%d\n",
1276 goto command_write_done
;
1279 vsi
= i40e_dbg_find_vsi(pf
, vsi_seid
);
1281 dev_info(&pf
->pdev
->dev
,
1282 "del pvid: VSI %d not found\n", vsi_seid
);
1283 goto command_write_done
;
1286 i40e_vsi_remove_pvid(vsi
);
1287 dev_info(&pf
->pdev
->dev
,
1288 "del pvid: removed from VSI %d\n", vsi_seid
);
1290 } else if (strncmp(cmd_buf
, "dump", 4) == 0) {
1291 if (strncmp(&cmd_buf
[5], "switch", 6) == 0) {
1292 i40e_fetch_switch_configuration(pf
, true);
1293 } else if (strncmp(&cmd_buf
[5], "vsi", 3) == 0) {
1294 cnt
= sscanf(&cmd_buf
[8], "%i", &vsi_seid
);
1296 i40e_dbg_dump_vsi_seid(pf
, vsi_seid
);
1298 i40e_dbg_dump_vsi_no_seid(pf
);
1299 } else if (strncmp(&cmd_buf
[5], "veb", 3) == 0) {
1300 cnt
= sscanf(&cmd_buf
[8], "%i", &vsi_seid
);
1302 i40e_dbg_dump_veb_seid(pf
, vsi_seid
);
1304 i40e_dbg_dump_veb_all(pf
);
1305 } else if (strncmp(&cmd_buf
[5], "desc", 4) == 0) {
1306 int ring_id
, desc_n
;
1307 if (strncmp(&cmd_buf
[10], "rx", 2) == 0) {
1308 cnt
= sscanf(&cmd_buf
[12], "%i %i %i",
1309 &vsi_seid
, &ring_id
, &desc_n
);
1310 i40e_dbg_dump_desc(cnt
, vsi_seid
, ring_id
,
1312 } else if (strncmp(&cmd_buf
[10], "tx", 2)
1314 cnt
= sscanf(&cmd_buf
[12], "%i %i %i",
1315 &vsi_seid
, &ring_id
, &desc_n
);
1316 i40e_dbg_dump_desc(cnt
, vsi_seid
, ring_id
,
1318 } else if (strncmp(&cmd_buf
[10], "aq", 2) == 0) {
1319 i40e_dbg_dump_aq_desc(pf
);
1321 dev_info(&pf
->pdev
->dev
,
1322 "dump desc tx <vsi_seid> <ring_id> [<desc_n>]\n");
1323 dev_info(&pf
->pdev
->dev
,
1324 "dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n");
1325 dev_info(&pf
->pdev
->dev
, "dump desc aq\n");
1327 } else if (strncmp(&cmd_buf
[5], "stats", 5) == 0) {
1328 dev_info(&pf
->pdev
->dev
, "pf stats:\n");
1329 i40e_dbg_dump_stats(pf
, &pf
->stats
);
1330 dev_info(&pf
->pdev
->dev
, "pf stats_offsets:\n");
1331 i40e_dbg_dump_stats(pf
, &pf
->stats_offsets
);
1332 } else if (strncmp(&cmd_buf
[5], "reset stats", 11) == 0) {
1333 dev_info(&pf
->pdev
->dev
,
1334 "core reset count: %d\n", pf
->corer_count
);
1335 dev_info(&pf
->pdev
->dev
,
1336 "global reset count: %d\n", pf
->globr_count
);
1337 dev_info(&pf
->pdev
->dev
,
1338 "emp reset count: %d\n", pf
->empr_count
);
1339 dev_info(&pf
->pdev
->dev
,
1340 "pf reset count: %d\n", pf
->pfr_count
);
1341 } else if (strncmp(&cmd_buf
[5], "port", 4) == 0) {
1342 struct i40e_aqc_query_port_ets_config_resp
*bw_data
;
1343 struct i40e_dcbx_config
*cfg
=
1344 &pf
->hw
.local_dcbx_config
;
1345 struct i40e_dcbx_config
*r_cfg
=
1346 &pf
->hw
.remote_dcbx_config
;
1349 bw_data
= kzalloc(sizeof(
1350 struct i40e_aqc_query_port_ets_config_resp
),
1354 goto command_write_done
;
1357 ret
= i40e_aq_query_port_ets_config(&pf
->hw
,
1361 dev_info(&pf
->pdev
->dev
,
1362 "Query Port ETS Config AQ command failed =0x%x\n",
1363 pf
->hw
.aq
.asq_last_status
);
1366 goto command_write_done
;
1368 dev_info(&pf
->pdev
->dev
,
1369 "port bw: tc_valid=0x%x tc_strict_prio=0x%x, tc_bw_max=0x%04x,0x%04x\n",
1370 bw_data
->tc_valid_bits
,
1371 bw_data
->tc_strict_priority_bits
,
1372 le16_to_cpu(bw_data
->tc_bw_max
[0]),
1373 le16_to_cpu(bw_data
->tc_bw_max
[1]));
1374 for (i
= 0; i
< I40E_MAX_TRAFFIC_CLASS
; i
++) {
1375 dev_info(&pf
->pdev
->dev
, "port bw: tc_bw_share=%d tc_bw_limit=%d\n",
1376 bw_data
->tc_bw_share_credits
[i
],
1377 le16_to_cpu(bw_data
->tc_bw_limits
[i
]));
1383 dev_info(&pf
->pdev
->dev
,
1384 "port ets_cfg: willing=%d cbs=%d, maxtcs=%d\n",
1385 cfg
->etscfg
.willing
, cfg
->etscfg
.cbs
,
1386 cfg
->etscfg
.maxtcs
);
1387 for (i
= 0; i
< I40E_MAX_TRAFFIC_CLASS
; i
++) {
1388 dev_info(&pf
->pdev
->dev
, "port ets_cfg: %d prio_tc=%d tcbw=%d tctsa=%d\n",
1389 i
, cfg
->etscfg
.prioritytable
[i
],
1390 cfg
->etscfg
.tcbwtable
[i
],
1391 cfg
->etscfg
.tsatable
[i
]);
1393 for (i
= 0; i
< I40E_MAX_TRAFFIC_CLASS
; i
++) {
1394 dev_info(&pf
->pdev
->dev
, "port ets_rec: %d prio_tc=%d tcbw=%d tctsa=%d\n",
1395 i
, cfg
->etsrec
.prioritytable
[i
],
1396 cfg
->etsrec
.tcbwtable
[i
],
1397 cfg
->etsrec
.tsatable
[i
]);
1399 dev_info(&pf
->pdev
->dev
,
1400 "port pfc_cfg: willing=%d mbc=%d, pfccap=%d pfcenable=0x%x\n",
1401 cfg
->pfc
.willing
, cfg
->pfc
.mbc
,
1402 cfg
->pfc
.pfccap
, cfg
->pfc
.pfcenable
);
1403 dev_info(&pf
->pdev
->dev
,
1404 "port app_table: num_apps=%d\n", cfg
->numapps
);
1405 for (i
= 0; i
< cfg
->numapps
; i
++) {
1406 dev_info(&pf
->pdev
->dev
, "port app_table: %d prio=%d selector=%d protocol=0x%x\n",
1407 i
, cfg
->app
[i
].priority
,
1408 cfg
->app
[i
].selector
,
1409 cfg
->app
[i
].protocolid
);
1411 /* Peer TLV DCBX data */
1412 dev_info(&pf
->pdev
->dev
,
1413 "remote port ets_cfg: willing=%d cbs=%d, maxtcs=%d\n",
1414 r_cfg
->etscfg
.willing
,
1415 r_cfg
->etscfg
.cbs
, r_cfg
->etscfg
.maxtcs
);
1416 for (i
= 0; i
< I40E_MAX_TRAFFIC_CLASS
; i
++) {
1417 dev_info(&pf
->pdev
->dev
, "remote port ets_cfg: %d prio_tc=%d tcbw=%d tctsa=%d\n",
1418 i
, r_cfg
->etscfg
.prioritytable
[i
],
1419 r_cfg
->etscfg
.tcbwtable
[i
],
1420 r_cfg
->etscfg
.tsatable
[i
]);
1422 for (i
= 0; i
< I40E_MAX_TRAFFIC_CLASS
; i
++) {
1423 dev_info(&pf
->pdev
->dev
, "remote port ets_rec: %d prio_tc=%d tcbw=%d tctsa=%d\n",
1424 i
, r_cfg
->etsrec
.prioritytable
[i
],
1425 r_cfg
->etsrec
.tcbwtable
[i
],
1426 r_cfg
->etsrec
.tsatable
[i
]);
1428 dev_info(&pf
->pdev
->dev
,
1429 "remote port pfc_cfg: willing=%d mbc=%d, pfccap=%d pfcenable=0x%x\n",
1433 r_cfg
->pfc
.pfcenable
);
1434 dev_info(&pf
->pdev
->dev
,
1435 "remote port app_table: num_apps=%d\n",
1437 for (i
= 0; i
< r_cfg
->numapps
; i
++) {
1438 dev_info(&pf
->pdev
->dev
, "remote port app_table: %d prio=%d selector=%d protocol=0x%x\n",
1439 i
, r_cfg
->app
[i
].priority
,
1440 r_cfg
->app
[i
].selector
,
1441 r_cfg
->app
[i
].protocolid
);
1444 dev_info(&pf
->pdev
->dev
,
1445 "dump desc tx <vsi_seid> <ring_id> [<desc_n>], dump desc rx <vsi_seid> <ring_id> [<desc_n>],\n");
1446 dev_info(&pf
->pdev
->dev
, "dump switch, dump vsi [seid] or\n");
1447 dev_info(&pf
->pdev
->dev
, "dump stats\n");
1448 dev_info(&pf
->pdev
->dev
, "dump reset stats\n");
1449 dev_info(&pf
->pdev
->dev
, "dump port\n");
1450 dev_info(&pf
->pdev
->dev
,
1451 "dump debug fwdata <cluster_id> <table_id> <index>\n");
1454 } else if (strncmp(cmd_buf
, "msg_enable", 10) == 0) {
1456 cnt
= sscanf(&cmd_buf
[10], "%i", &level
);
1458 if (I40E_DEBUG_USER
& level
) {
1459 pf
->hw
.debug_mask
= level
;
1460 dev_info(&pf
->pdev
->dev
,
1461 "set hw.debug_mask = 0x%08x\n",
1464 pf
->msg_enable
= level
;
1465 dev_info(&pf
->pdev
->dev
, "set msg_enable = 0x%08x\n",
1468 dev_info(&pf
->pdev
->dev
, "msg_enable = 0x%08x\n",
1471 } else if (strncmp(cmd_buf
, "pfr", 3) == 0) {
1472 dev_info(&pf
->pdev
->dev
, "debugfs: forcing PFR\n");
1473 i40e_do_reset_safe(pf
, (1 << __I40E_PF_RESET_REQUESTED
));
1475 } else if (strncmp(cmd_buf
, "corer", 5) == 0) {
1476 dev_info(&pf
->pdev
->dev
, "debugfs: forcing CoreR\n");
1477 i40e_do_reset_safe(pf
, (1 << __I40E_CORE_RESET_REQUESTED
));
1479 } else if (strncmp(cmd_buf
, "globr", 5) == 0) {
1480 dev_info(&pf
->pdev
->dev
, "debugfs: forcing GlobR\n");
1481 i40e_do_reset_safe(pf
, (1 << __I40E_GLOBAL_RESET_REQUESTED
));
1483 } else if (strncmp(cmd_buf
, "empr", 4) == 0) {
1484 dev_info(&pf
->pdev
->dev
, "debugfs: forcing EMPR\n");
1485 i40e_do_reset_safe(pf
, (1 << __I40E_EMP_RESET_REQUESTED
));
1487 } else if (strncmp(cmd_buf
, "read", 4) == 0) {
1490 cnt
= sscanf(&cmd_buf
[4], "%i", &address
);
1492 dev_info(&pf
->pdev
->dev
, "read <reg>\n");
1493 goto command_write_done
;
1496 /* check the range on address */
1497 if (address
>= I40E_MAX_REGISTER
) {
1498 dev_info(&pf
->pdev
->dev
, "read reg address 0x%08x too large\n",
1500 goto command_write_done
;
1503 value
= rd32(&pf
->hw
, address
);
1504 dev_info(&pf
->pdev
->dev
, "read: 0x%08x = 0x%08x\n",
1507 } else if (strncmp(cmd_buf
, "write", 5) == 0) {
1509 cnt
= sscanf(&cmd_buf
[5], "%i %i", &address
, &value
);
1511 dev_info(&pf
->pdev
->dev
, "write <reg> <value>\n");
1512 goto command_write_done
;
1515 /* check the range on address */
1516 if (address
>= I40E_MAX_REGISTER
) {
1517 dev_info(&pf
->pdev
->dev
, "write reg address 0x%08x too large\n",
1519 goto command_write_done
;
1521 wr32(&pf
->hw
, address
, value
);
1522 value
= rd32(&pf
->hw
, address
);
1523 dev_info(&pf
->pdev
->dev
, "write: 0x%08x = 0x%08x\n",
1525 } else if (strncmp(cmd_buf
, "clear_stats", 11) == 0) {
1526 if (strncmp(&cmd_buf
[12], "vsi", 3) == 0) {
1527 cnt
= sscanf(&cmd_buf
[15], "%i", &vsi_seid
);
1530 for (i
= 0; i
< pf
->hw
.func_caps
.num_vsis
; i
++)
1531 i40e_vsi_reset_stats(pf
->vsi
[i
]);
1532 dev_info(&pf
->pdev
->dev
, "vsi clear stats called for all vsi's\n");
1533 } else if (cnt
== 1) {
1534 vsi
= i40e_dbg_find_vsi(pf
, vsi_seid
);
1536 dev_info(&pf
->pdev
->dev
,
1537 "clear_stats vsi: bad vsi %d\n",
1539 goto command_write_done
;
1541 i40e_vsi_reset_stats(vsi
);
1542 dev_info(&pf
->pdev
->dev
,
1543 "vsi clear stats called for vsi %d\n",
1546 dev_info(&pf
->pdev
->dev
, "clear_stats vsi [seid]\n");
1548 } else if (strncmp(&cmd_buf
[12], "pf", 2) == 0) {
1549 i40e_pf_reset_stats(pf
);
1550 dev_info(&pf
->pdev
->dev
, "pf clear stats called\n");
1552 dev_info(&pf
->pdev
->dev
, "clear_stats vsi [seid] or clear_stats pf\n");
1554 } else if (strncmp(cmd_buf
, "send aq_cmd", 11) == 0) {
1555 struct i40e_aq_desc
*desc
;
1558 desc
= kzalloc(sizeof(struct i40e_aq_desc
), GFP_KERNEL
);
1560 goto command_write_done
;
1561 cnt
= sscanf(&cmd_buf
[11],
1562 "%hx %hx %hx %hx %x %x %x %x %x %x",
1564 &desc
->opcode
, &desc
->datalen
, &desc
->retval
,
1565 &desc
->cookie_high
, &desc
->cookie_low
,
1566 &desc
->params
.internal
.param0
,
1567 &desc
->params
.internal
.param1
,
1568 &desc
->params
.internal
.param2
,
1569 &desc
->params
.internal
.param3
);
1571 dev_info(&pf
->pdev
->dev
,
1572 "send aq_cmd: bad command string, cnt=%d\n",
1576 goto command_write_done
;
1578 ret
= i40e_asq_send_command(&pf
->hw
, desc
, NULL
, 0, NULL
);
1580 dev_info(&pf
->pdev
->dev
, "AQ command sent Status : Success\n");
1581 } else if (ret
== I40E_ERR_ADMIN_QUEUE_ERROR
) {
1582 dev_info(&pf
->pdev
->dev
,
1583 "AQ command send failed Opcode %x AQ Error: %d\n",
1584 desc
->opcode
, pf
->hw
.aq
.asq_last_status
);
1586 dev_info(&pf
->pdev
->dev
,
1587 "AQ command send failed Opcode %x Status: %d\n",
1590 dev_info(&pf
->pdev
->dev
,
1591 "AQ desc WB 0x%04x 0x%04x 0x%04x 0x%04x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n",
1592 desc
->flags
, desc
->opcode
, desc
->datalen
, desc
->retval
,
1593 desc
->cookie_high
, desc
->cookie_low
,
1594 desc
->params
.internal
.param0
,
1595 desc
->params
.internal
.param1
,
1596 desc
->params
.internal
.param2
,
1597 desc
->params
.internal
.param3
);
1600 } else if (strncmp(cmd_buf
, "send indirect aq_cmd", 20) == 0) {
1601 struct i40e_aq_desc
*desc
;
1606 desc
= kzalloc(sizeof(struct i40e_aq_desc
), GFP_KERNEL
);
1608 goto command_write_done
;
1609 cnt
= sscanf(&cmd_buf
[20],
1610 "%hx %hx %hx %hx %x %x %x %x %x %x %hd",
1612 &desc
->opcode
, &desc
->datalen
, &desc
->retval
,
1613 &desc
->cookie_high
, &desc
->cookie_low
,
1614 &desc
->params
.internal
.param0
,
1615 &desc
->params
.internal
.param1
,
1616 &desc
->params
.internal
.param2
,
1617 &desc
->params
.internal
.param3
,
1620 dev_info(&pf
->pdev
->dev
,
1621 "send indirect aq_cmd: bad command string, cnt=%d\n",
1625 goto command_write_done
;
1627 /* Just stub a buffer big enough in case user messed up */
1628 if (buffer_len
== 0)
1631 buff
= kzalloc(buffer_len
, GFP_KERNEL
);
1635 goto command_write_done
;
1637 desc
->flags
|= cpu_to_le16((u16
)I40E_AQ_FLAG_BUF
);
1638 ret
= i40e_asq_send_command(&pf
->hw
, desc
, buff
,
1641 dev_info(&pf
->pdev
->dev
, "AQ command sent Status : Success\n");
1642 } else if (ret
== I40E_ERR_ADMIN_QUEUE_ERROR
) {
1643 dev_info(&pf
->pdev
->dev
,
1644 "AQ command send failed Opcode %x AQ Error: %d\n",
1645 desc
->opcode
, pf
->hw
.aq
.asq_last_status
);
1647 dev_info(&pf
->pdev
->dev
,
1648 "AQ command send failed Opcode %x Status: %d\n",
1651 dev_info(&pf
->pdev
->dev
,
1652 "AQ desc WB 0x%04x 0x%04x 0x%04x 0x%04x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n",
1653 desc
->flags
, desc
->opcode
, desc
->datalen
, desc
->retval
,
1654 desc
->cookie_high
, desc
->cookie_low
,
1655 desc
->params
.internal
.param0
,
1656 desc
->params
.internal
.param1
,
1657 desc
->params
.internal
.param2
,
1658 desc
->params
.internal
.param3
);
1659 print_hex_dump(KERN_INFO
, "AQ buffer WB: ",
1660 DUMP_PREFIX_OFFSET
, 16, 1,
1661 buff
, buffer_len
, true);
1666 } else if ((strncmp(cmd_buf
, "add fd_filter", 13) == 0) ||
1667 (strncmp(cmd_buf
, "rem fd_filter", 13) == 0)) {
1668 struct i40e_fdir_filter fd_data
;
1669 u16 packet_len
, i
, j
= 0;
1675 if (!(pf
->flags
& I40E_FLAG_FD_SB_ENABLED
))
1676 goto command_write_done
;
1678 if (strncmp(cmd_buf
, "add", 3) == 0)
1681 if (add
&& (pf
->auto_disable_flags
& I40E_FLAG_FD_SB_ENABLED
))
1682 goto command_write_done
;
1684 asc_packet
= kzalloc(I40E_FDIR_MAX_RAW_PACKET_SIZE
,
1687 goto command_write_done
;
1689 raw_packet
= kzalloc(I40E_FDIR_MAX_RAW_PACKET_SIZE
,
1695 goto command_write_done
;
1698 cnt
= sscanf(&cmd_buf
[13],
1699 "%hx %2hhx %2hhx %hx %2hhx %2hhx %hx %x %hd %511s",
1701 &fd_data
.flex_off
, &fd_data
.pctype
,
1702 &fd_data
.dest_vsi
, &fd_data
.dest_ctl
,
1703 &fd_data
.fd_status
, &fd_data
.cnt_index
,
1704 &fd_data
.fd_id
, &packet_len
, asc_packet
);
1706 dev_info(&pf
->pdev
->dev
,
1707 "program fd_filter: bad command string, cnt=%d\n",
1712 goto command_write_done
;
1715 /* fix packet length if user entered 0 */
1716 if (packet_len
== 0)
1717 packet_len
= I40E_FDIR_MAX_RAW_PACKET_SIZE
;
1719 /* make sure to check the max as well */
1720 packet_len
= min_t(u16
,
1721 packet_len
, I40E_FDIR_MAX_RAW_PACKET_SIZE
);
1723 for (i
= 0; i
< packet_len
; i
++) {
1724 sscanf(&asc_packet
[j
], "%2hhx ",
1728 dev_info(&pf
->pdev
->dev
, "FD raw packet dump\n");
1729 print_hex_dump(KERN_INFO
, "FD raw packet: ",
1730 DUMP_PREFIX_OFFSET
, 16, 1,
1731 raw_packet
, packet_len
, true);
1732 ret
= i40e_program_fdir_filter(&fd_data
, raw_packet
, pf
, add
);
1734 dev_info(&pf
->pdev
->dev
, "Filter command send Status : Success\n");
1736 dev_info(&pf
->pdev
->dev
,
1737 "Filter command send failed %d\n", ret
);
1743 } else if (strncmp(cmd_buf
, "fd-atr off", 10) == 0) {
1744 i40e_dbg_cmd_fd_ctrl(pf
, I40E_FLAG_FD_ATR_ENABLED
, false);
1745 } else if (strncmp(cmd_buf
, "fd-atr on", 9) == 0) {
1746 i40e_dbg_cmd_fd_ctrl(pf
, I40E_FLAG_FD_ATR_ENABLED
, true);
1747 } else if (strncmp(cmd_buf
, "lldp", 4) == 0) {
1748 if (strncmp(&cmd_buf
[5], "stop", 4) == 0) {
1750 ret
= i40e_aq_stop_lldp(&pf
->hw
, false, NULL
);
1752 dev_info(&pf
->pdev
->dev
,
1753 "Stop LLDP AQ command failed =0x%x\n",
1754 pf
->hw
.aq
.asq_last_status
);
1755 goto command_write_done
;
1757 ret
= i40e_aq_add_rem_control_packet_filter(&pf
->hw
,
1760 pf
->vsi
[pf
->lan_vsi
]->seid
,
1761 0, true, NULL
, NULL
);
1763 dev_info(&pf
->pdev
->dev
,
1764 "%s: Add Control Packet Filter AQ command failed =0x%x\n",
1765 __func__
, pf
->hw
.aq
.asq_last_status
);
1766 goto command_write_done
;
1768 #ifdef CONFIG_I40E_DCB
1769 pf
->dcbx_cap
= DCB_CAP_DCBX_HOST
|
1770 DCB_CAP_DCBX_VER_IEEE
;
1771 #endif /* CONFIG_I40E_DCB */
1772 } else if (strncmp(&cmd_buf
[5], "start", 5) == 0) {
1774 ret
= i40e_aq_add_rem_control_packet_filter(&pf
->hw
,
1777 pf
->vsi
[pf
->lan_vsi
]->seid
,
1778 0, false, NULL
, NULL
);
1780 dev_info(&pf
->pdev
->dev
,
1781 "%s: Remove Control Packet Filter AQ command failed =0x%x\n",
1782 __func__
, pf
->hw
.aq
.asq_last_status
);
1783 /* Continue and start FW LLDP anyways */
1786 ret
= i40e_aq_start_lldp(&pf
->hw
, NULL
);
1788 dev_info(&pf
->pdev
->dev
,
1789 "Start LLDP AQ command failed =0x%x\n",
1790 pf
->hw
.aq
.asq_last_status
);
1791 goto command_write_done
;
1793 #ifdef CONFIG_I40E_DCB
1794 pf
->dcbx_cap
= DCB_CAP_DCBX_LLD_MANAGED
|
1795 DCB_CAP_DCBX_VER_IEEE
;
1796 #endif /* CONFIG_I40E_DCB */
1797 } else if (strncmp(&cmd_buf
[5],
1798 "get local", 9) == 0) {
1802 buff
= kzalloc(I40E_LLDPDU_SIZE
, GFP_KERNEL
);
1804 goto command_write_done
;
1806 ret
= i40e_aq_get_lldp_mib(&pf
->hw
, 0,
1807 I40E_AQ_LLDP_MIB_LOCAL
,
1808 buff
, I40E_LLDPDU_SIZE
,
1809 &llen
, &rlen
, NULL
);
1811 dev_info(&pf
->pdev
->dev
,
1812 "Get LLDP MIB (local) AQ command failed =0x%x\n",
1813 pf
->hw
.aq
.asq_last_status
);
1816 goto command_write_done
;
1818 dev_info(&pf
->pdev
->dev
, "LLDP MIB (local)\n");
1819 print_hex_dump(KERN_INFO
, "LLDP MIB (local): ",
1820 DUMP_PREFIX_OFFSET
, 16, 1,
1821 buff
, I40E_LLDPDU_SIZE
, true);
1824 } else if (strncmp(&cmd_buf
[5], "get remote", 10) == 0) {
1828 buff
= kzalloc(I40E_LLDPDU_SIZE
, GFP_KERNEL
);
1830 goto command_write_done
;
1832 ret
= i40e_aq_get_lldp_mib(&pf
->hw
,
1833 I40E_AQ_LLDP_BRIDGE_TYPE_NEAREST_BRIDGE
,
1834 I40E_AQ_LLDP_MIB_LOCAL
,
1835 buff
, I40E_LLDPDU_SIZE
,
1836 &llen
, &rlen
, NULL
);
1838 dev_info(&pf
->pdev
->dev
,
1839 "Get LLDP MIB (remote) AQ command failed =0x%x\n",
1840 pf
->hw
.aq
.asq_last_status
);
1843 goto command_write_done
;
1845 dev_info(&pf
->pdev
->dev
, "LLDP MIB (remote)\n");
1846 print_hex_dump(KERN_INFO
, "LLDP MIB (remote): ",
1847 DUMP_PREFIX_OFFSET
, 16, 1,
1848 buff
, I40E_LLDPDU_SIZE
, true);
1851 } else if (strncmp(&cmd_buf
[5], "event on", 8) == 0) {
1853 ret
= i40e_aq_cfg_lldp_mib_change_event(&pf
->hw
,
1856 dev_info(&pf
->pdev
->dev
,
1857 "Config LLDP MIB Change Event (on) AQ command failed =0x%x\n",
1858 pf
->hw
.aq
.asq_last_status
);
1859 goto command_write_done
;
1861 } else if (strncmp(&cmd_buf
[5], "event off", 9) == 0) {
1863 ret
= i40e_aq_cfg_lldp_mib_change_event(&pf
->hw
,
1866 dev_info(&pf
->pdev
->dev
,
1867 "Config LLDP MIB Change Event (off) AQ command failed =0x%x\n",
1868 pf
->hw
.aq
.asq_last_status
);
1869 goto command_write_done
;
1872 } else if (strncmp(cmd_buf
, "nvm read", 8) == 0) {
1873 u16 buffer_len
, bytes
;
1879 cnt
= sscanf(&cmd_buf
[8], "%hx %x %hx",
1880 &module
, &offset
, &buffer_len
);
1885 } else if (cnt
== 1) {
1888 } else if (cnt
== 2) {
1890 } else if (cnt
> 3) {
1891 dev_info(&pf
->pdev
->dev
,
1892 "nvm read: bad command string, cnt=%d\n", cnt
);
1893 goto command_write_done
;
1896 /* set the max length */
1897 buffer_len
= min_t(u16
, buffer_len
, I40E_MAX_AQ_BUF_SIZE
/2);
1899 bytes
= 2 * buffer_len
;
1901 /* read at least 1k bytes, no more than 4kB */
1902 bytes
= clamp(bytes
, (u16
)1024, (u16
)I40E_MAX_AQ_BUF_SIZE
);
1903 buff
= kzalloc(bytes
, GFP_KERNEL
);
1905 goto command_write_done
;
1907 ret
= i40e_acquire_nvm(&pf
->hw
, I40E_RESOURCE_READ
);
1909 dev_info(&pf
->pdev
->dev
,
1910 "Failed Acquiring NVM resource for read err=%d status=0x%x\n",
1911 ret
, pf
->hw
.aq
.asq_last_status
);
1913 goto command_write_done
;
1916 ret
= i40e_aq_read_nvm(&pf
->hw
, module
, (2 * offset
),
1917 bytes
, (u8
*)buff
, true, NULL
);
1918 i40e_release_nvm(&pf
->hw
);
1920 dev_info(&pf
->pdev
->dev
,
1921 "Read NVM AQ failed err=%d status=0x%x\n",
1922 ret
, pf
->hw
.aq
.asq_last_status
);
1924 dev_info(&pf
->pdev
->dev
,
1925 "Read NVM module=0x%x offset=0x%x words=%d\n",
1926 module
, offset
, buffer_len
);
1928 print_hex_dump(KERN_INFO
, "NVM Dump: ",
1929 DUMP_PREFIX_OFFSET
, 16, 2,
1935 dev_info(&pf
->pdev
->dev
, "unknown command '%s'\n", cmd_buf
);
1936 dev_info(&pf
->pdev
->dev
, "available commands\n");
1937 dev_info(&pf
->pdev
->dev
, " add vsi [relay_seid]\n");
1938 dev_info(&pf
->pdev
->dev
, " del vsi [vsi_seid]\n");
1939 dev_info(&pf
->pdev
->dev
, " add relay <uplink_seid> <vsi_seid>\n");
1940 dev_info(&pf
->pdev
->dev
, " del relay <relay_seid>\n");
1941 dev_info(&pf
->pdev
->dev
, " add macaddr <vsi_seid> <aa:bb:cc:dd:ee:ff> [vlan]\n");
1942 dev_info(&pf
->pdev
->dev
, " del macaddr <vsi_seid> <aa:bb:cc:dd:ee:ff> [vlan]\n");
1943 dev_info(&pf
->pdev
->dev
, " add pvid <vsi_seid> <vid>\n");
1944 dev_info(&pf
->pdev
->dev
, " del pvid <vsi_seid>\n");
1945 dev_info(&pf
->pdev
->dev
, " dump switch\n");
1946 dev_info(&pf
->pdev
->dev
, " dump vsi [seid]\n");
1947 dev_info(&pf
->pdev
->dev
, " dump desc tx <vsi_seid> <ring_id> [<desc_n>]\n");
1948 dev_info(&pf
->pdev
->dev
, " dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n");
1949 dev_info(&pf
->pdev
->dev
, " dump desc aq\n");
1950 dev_info(&pf
->pdev
->dev
, " dump stats\n");
1951 dev_info(&pf
->pdev
->dev
, " dump reset stats\n");
1952 dev_info(&pf
->pdev
->dev
, " msg_enable [level]\n");
1953 dev_info(&pf
->pdev
->dev
, " read <reg>\n");
1954 dev_info(&pf
->pdev
->dev
, " write <reg> <value>\n");
1955 dev_info(&pf
->pdev
->dev
, " clear_stats vsi [seid]\n");
1956 dev_info(&pf
->pdev
->dev
, " clear_stats pf\n");
1957 dev_info(&pf
->pdev
->dev
, " pfr\n");
1958 dev_info(&pf
->pdev
->dev
, " corer\n");
1959 dev_info(&pf
->pdev
->dev
, " globr\n");
1960 dev_info(&pf
->pdev
->dev
, " send aq_cmd <flags> <opcode> <datalen> <retval> <cookie_h> <cookie_l> <param0> <param1> <param2> <param3>\n");
1961 dev_info(&pf
->pdev
->dev
, " send indirect aq_cmd <flags> <opcode> <datalen> <retval> <cookie_h> <cookie_l> <param0> <param1> <param2> <param3> <buffer_len>\n");
1962 dev_info(&pf
->pdev
->dev
, " add fd_filter <dest q_index> <flex_off> <pctype> <dest_vsi> <dest_ctl> <fd_status> <cnt_index> <fd_id> <packet_len> <packet>\n");
1963 dev_info(&pf
->pdev
->dev
, " rem fd_filter <dest q_index> <flex_off> <pctype> <dest_vsi> <dest_ctl> <fd_status> <cnt_index> <fd_id> <packet_len> <packet>\n");
1964 dev_info(&pf
->pdev
->dev
, " fd-atr off\n");
1965 dev_info(&pf
->pdev
->dev
, " fd-atr on\n");
1966 dev_info(&pf
->pdev
->dev
, " lldp start\n");
1967 dev_info(&pf
->pdev
->dev
, " lldp stop\n");
1968 dev_info(&pf
->pdev
->dev
, " lldp get local\n");
1969 dev_info(&pf
->pdev
->dev
, " lldp get remote\n");
1970 dev_info(&pf
->pdev
->dev
, " lldp event on\n");
1971 dev_info(&pf
->pdev
->dev
, " lldp event off\n");
1972 dev_info(&pf
->pdev
->dev
, " nvm read [module] [word_offset] [word_count]\n");
1981 static const struct file_operations i40e_dbg_command_fops
= {
1982 .owner
= THIS_MODULE
,
1983 .open
= simple_open
,
1984 .read
= i40e_dbg_command_read
,
1985 .write
= i40e_dbg_command_write
,
1988 /**************************************************************
1990 * The netdev_ops entry in debugfs is for giving the driver commands
1991 * to be executed from the netdev operations.
1992 **************************************************************/
1993 static char i40e_dbg_netdev_ops_buf
[256] = "hello world";
1996 * i40e_dbg_netdev_ops - read for netdev_ops datum
1997 * @filp: the opened file
1998 * @buffer: where to write the data for the user to read
1999 * @count: the size of the user's buffer
2000 * @ppos: file position offset
2002 static ssize_t
i40e_dbg_netdev_ops_read(struct file
*filp
, char __user
*buffer
,
2003 size_t count
, loff_t
*ppos
)
2005 struct i40e_pf
*pf
= filp
->private_data
;
2006 int bytes_not_copied
;
2011 /* don't allow partal reads */
2014 if (count
< buf_size
)
2017 buf
= kzalloc(buf_size
, GFP_KERNEL
);
2021 len
= snprintf(buf
, buf_size
, "%s: %s\n",
2022 pf
->vsi
[pf
->lan_vsi
]->netdev
->name
,
2023 i40e_dbg_netdev_ops_buf
);
2025 bytes_not_copied
= copy_to_user(buffer
, buf
, len
);
2028 if (bytes_not_copied
< 0)
2029 return bytes_not_copied
;
2036 * i40e_dbg_netdev_ops_write - write into netdev_ops datum
2037 * @filp: the opened file
2038 * @buffer: where to find the user's data
2039 * @count: the length of the user's data
2040 * @ppos: file position offset
2042 static ssize_t
i40e_dbg_netdev_ops_write(struct file
*filp
,
2043 const char __user
*buffer
,
2044 size_t count
, loff_t
*ppos
)
2046 struct i40e_pf
*pf
= filp
->private_data
;
2047 int bytes_not_copied
;
2048 struct i40e_vsi
*vsi
;
2053 /* don't allow partial writes */
2056 if (count
>= sizeof(i40e_dbg_netdev_ops_buf
))
2059 memset(i40e_dbg_netdev_ops_buf
, 0, sizeof(i40e_dbg_netdev_ops_buf
));
2060 bytes_not_copied
= copy_from_user(i40e_dbg_netdev_ops_buf
,
2062 if (bytes_not_copied
< 0)
2063 return bytes_not_copied
;
2064 else if (bytes_not_copied
> 0)
2065 count
-= bytes_not_copied
;
2066 i40e_dbg_netdev_ops_buf
[count
] = '\0';
2068 buf_tmp
= strchr(i40e_dbg_netdev_ops_buf
, '\n');
2071 count
= buf_tmp
- i40e_dbg_netdev_ops_buf
+ 1;
2074 if (strncmp(i40e_dbg_netdev_ops_buf
, "tx_timeout", 10) == 0) {
2075 cnt
= sscanf(&i40e_dbg_netdev_ops_buf
[11], "%i", &vsi_seid
);
2077 dev_info(&pf
->pdev
->dev
, "tx_timeout <vsi_seid>\n");
2078 goto netdev_ops_write_done
;
2080 vsi
= i40e_dbg_find_vsi(pf
, vsi_seid
);
2082 dev_info(&pf
->pdev
->dev
,
2083 "tx_timeout: VSI %d not found\n", vsi_seid
);
2084 } else if (!vsi
->netdev
) {
2085 dev_info(&pf
->pdev
->dev
, "tx_timeout: no netdev for VSI %d\n",
2087 } else if (test_bit(__I40E_DOWN
, &vsi
->state
)) {
2088 dev_info(&pf
->pdev
->dev
, "tx_timeout: VSI %d not UP\n",
2090 } else if (rtnl_trylock()) {
2091 vsi
->netdev
->netdev_ops
->ndo_tx_timeout(vsi
->netdev
);
2093 dev_info(&pf
->pdev
->dev
, "tx_timeout called\n");
2095 dev_info(&pf
->pdev
->dev
, "Could not acquire RTNL - please try again\n");
2097 } else if (strncmp(i40e_dbg_netdev_ops_buf
, "change_mtu", 10) == 0) {
2099 cnt
= sscanf(&i40e_dbg_netdev_ops_buf
[11], "%i %i",
2102 dev_info(&pf
->pdev
->dev
, "change_mtu <vsi_seid> <mtu>\n");
2103 goto netdev_ops_write_done
;
2105 vsi
= i40e_dbg_find_vsi(pf
, vsi_seid
);
2107 dev_info(&pf
->pdev
->dev
,
2108 "change_mtu: VSI %d not found\n", vsi_seid
);
2109 } else if (!vsi
->netdev
) {
2110 dev_info(&pf
->pdev
->dev
, "change_mtu: no netdev for VSI %d\n",
2112 } else if (rtnl_trylock()) {
2113 vsi
->netdev
->netdev_ops
->ndo_change_mtu(vsi
->netdev
,
2116 dev_info(&pf
->pdev
->dev
, "change_mtu called\n");
2118 dev_info(&pf
->pdev
->dev
, "Could not acquire RTNL - please try again\n");
2121 } else if (strncmp(i40e_dbg_netdev_ops_buf
, "set_rx_mode", 11) == 0) {
2122 cnt
= sscanf(&i40e_dbg_netdev_ops_buf
[11], "%i", &vsi_seid
);
2124 dev_info(&pf
->pdev
->dev
, "set_rx_mode <vsi_seid>\n");
2125 goto netdev_ops_write_done
;
2127 vsi
= i40e_dbg_find_vsi(pf
, vsi_seid
);
2129 dev_info(&pf
->pdev
->dev
,
2130 "set_rx_mode: VSI %d not found\n", vsi_seid
);
2131 } else if (!vsi
->netdev
) {
2132 dev_info(&pf
->pdev
->dev
, "set_rx_mode: no netdev for VSI %d\n",
2134 } else if (rtnl_trylock()) {
2135 vsi
->netdev
->netdev_ops
->ndo_set_rx_mode(vsi
->netdev
);
2137 dev_info(&pf
->pdev
->dev
, "set_rx_mode called\n");
2139 dev_info(&pf
->pdev
->dev
, "Could not acquire RTNL - please try again\n");
2142 } else if (strncmp(i40e_dbg_netdev_ops_buf
, "napi", 4) == 0) {
2143 cnt
= sscanf(&i40e_dbg_netdev_ops_buf
[4], "%i", &vsi_seid
);
2145 dev_info(&pf
->pdev
->dev
, "napi <vsi_seid>\n");
2146 goto netdev_ops_write_done
;
2148 vsi
= i40e_dbg_find_vsi(pf
, vsi_seid
);
2150 dev_info(&pf
->pdev
->dev
, "napi: VSI %d not found\n",
2152 } else if (!vsi
->netdev
) {
2153 dev_info(&pf
->pdev
->dev
, "napi: no netdev for VSI %d\n",
2156 for (i
= 0; i
< vsi
->num_q_vectors
; i
++)
2157 napi_schedule(&vsi
->q_vectors
[i
]->napi
);
2158 dev_info(&pf
->pdev
->dev
, "napi called\n");
2161 dev_info(&pf
->pdev
->dev
, "unknown command '%s'\n",
2162 i40e_dbg_netdev_ops_buf
);
2163 dev_info(&pf
->pdev
->dev
, "available commands\n");
2164 dev_info(&pf
->pdev
->dev
, " tx_timeout <vsi_seid>\n");
2165 dev_info(&pf
->pdev
->dev
, " change_mtu <vsi_seid> <mtu>\n");
2166 dev_info(&pf
->pdev
->dev
, " set_rx_mode <vsi_seid>\n");
2167 dev_info(&pf
->pdev
->dev
, " napi <vsi_seid>\n");
2169 netdev_ops_write_done
:
2173 static const struct file_operations i40e_dbg_netdev_ops_fops
= {
2174 .owner
= THIS_MODULE
,
2175 .open
= simple_open
,
2176 .read
= i40e_dbg_netdev_ops_read
,
2177 .write
= i40e_dbg_netdev_ops_write
,
2181 * i40e_dbg_pf_init - setup the debugfs directory for the pf
2182 * @pf: the pf that is starting up
2184 void i40e_dbg_pf_init(struct i40e_pf
*pf
)
2186 struct dentry
*pfile
;
2187 const char *name
= pci_name(pf
->pdev
);
2188 const struct device
*dev
= &pf
->pdev
->dev
;
2190 pf
->i40e_dbg_pf
= debugfs_create_dir(name
, i40e_dbg_root
);
2191 if (!pf
->i40e_dbg_pf
)
2194 pfile
= debugfs_create_file("command", 0600, pf
->i40e_dbg_pf
, pf
,
2195 &i40e_dbg_command_fops
);
2199 pfile
= debugfs_create_file("dump", 0600, pf
->i40e_dbg_pf
, pf
,
2200 &i40e_dbg_dump_fops
);
2204 pfile
= debugfs_create_file("netdev_ops", 0600, pf
->i40e_dbg_pf
, pf
,
2205 &i40e_dbg_netdev_ops_fops
);
2212 dev_info(dev
, "debugfs dir/file for %s failed\n", name
);
2213 debugfs_remove_recursive(pf
->i40e_dbg_pf
);
2218 * i40e_dbg_pf_exit - clear out the pf's debugfs entries
2219 * @pf: the pf that is stopping
2221 void i40e_dbg_pf_exit(struct i40e_pf
*pf
)
2223 debugfs_remove_recursive(pf
->i40e_dbg_pf
);
2224 pf
->i40e_dbg_pf
= NULL
;
2226 kfree(i40e_dbg_dump_buf
);
2227 i40e_dbg_dump_buf
= NULL
;
2231 * i40e_dbg_init - start up debugfs for the driver
2233 void i40e_dbg_init(void)
2235 i40e_dbg_root
= debugfs_create_dir(i40e_driver_name
, NULL
);
2237 pr_info("init of debugfs failed\n");
2241 * i40e_dbg_exit - clean out the driver's debugfs entries
2243 void i40e_dbg_exit(void)
2245 debugfs_remove_recursive(i40e_dbg_root
);
2246 i40e_dbg_root
= NULL
;
2249 #endif /* CONFIG_DEBUG_FS */