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02e9c290 JB |
1 | /******************************************************************************* |
2 | * | |
3 | * Intel Ethernet Controller XL710 Family Linux Driver | |
dc641b73 | 4 | * Copyright(c) 2013 - 2014 Intel Corporation. |
02e9c290 JB |
5 | * |
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. | |
9 | * | |
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 | |
13 | * more details. | |
14 | * | |
dc641b73 GR |
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/>. | |
02e9c290 JB |
17 | * |
18 | * The full GNU General Public License is included in this distribution in | |
19 | * the file called "COPYING". | |
20 | * | |
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 | |
24 | * | |
25 | ******************************************************************************/ | |
26 | ||
27 | #ifdef CONFIG_DEBUG_FS | |
28 | ||
29 | #include <linux/fs.h> | |
30 | #include <linux/debugfs.h> | |
31 | ||
32 | #include "i40e.h" | |
33 | ||
34 | static struct dentry *i40e_dbg_root; | |
35 | ||
36 | /** | |
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 | |
40 | **/ | |
41 | static struct i40e_vsi *i40e_dbg_find_vsi(struct i40e_pf *pf, int seid) | |
42 | { | |
43 | int i; | |
44 | ||
45 | if (seid < 0) | |
46 | dev_info(&pf->pdev->dev, "%d: bad seid\n", seid); | |
47 | else | |
505682cd | 48 | for (i = 0; i < pf->num_alloc_vsi; i++) |
02e9c290 JB |
49 | if (pf->vsi[i] && (pf->vsi[i]->seid == seid)) |
50 | return pf->vsi[i]; | |
51 | ||
52 | return NULL; | |
53 | } | |
54 | ||
55 | /** | |
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 | |
59 | **/ | |
60 | static struct i40e_veb *i40e_dbg_find_veb(struct i40e_pf *pf, int seid) | |
61 | { | |
62 | int i; | |
63 | ||
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); | |
67 | else | |
68 | for (i = 0; i < I40E_MAX_VEB; i++) | |
69 | if (pf->veb[i] && pf->veb[i]->seid == seid) | |
70 | return pf->veb[i]; | |
71 | return NULL; | |
72 | } | |
73 | ||
74 | /************************************************************** | |
75 | * dump | |
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; | |
84 | ||
85 | /** | |
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 | |
91 | **/ | |
92 | static ssize_t i40e_dbg_dump_read(struct file *filp, char __user *buffer, | |
93 | size_t count, loff_t *ppos) | |
94 | { | |
95 | int bytes_not_copied; | |
96 | int len; | |
97 | ||
98 | /* is *ppos bigger than the available data? */ | |
99 | if (*ppos >= i40e_dbg_dump_data_len || !i40e_dbg_dump_buf) | |
100 | return 0; | |
101 | ||
102 | /* be sure to not read beyond the end of available data */ | |
103 | len = min_t(int, count, (i40e_dbg_dump_data_len - *ppos)); | |
104 | ||
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; | |
108 | ||
109 | *ppos += len; | |
110 | return len; | |
111 | } | |
112 | ||
113 | /** | |
114 | * i40e_dbg_prep_dump_buf | |
115 | * @pf: the pf we're working with | |
116 | * @buflen: the desired buffer length | |
117 | * | |
118 | * Return positive if success, 0 if failed | |
119 | **/ | |
120 | static int i40e_dbg_prep_dump_buf(struct i40e_pf *pf, int buflen) | |
121 | { | |
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; | |
127 | } | |
128 | ||
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; | |
134 | } | |
135 | ||
136 | return i40e_dbg_dump_buffer_len; | |
137 | } | |
138 | ||
139 | /** | |
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 | |
145 | * | |
146 | * Any write clears the stats | |
147 | **/ | |
148 | static ssize_t i40e_dbg_dump_write(struct file *filp, | |
149 | const char __user *buffer, | |
150 | size_t count, loff_t *ppos) | |
151 | { | |
152 | struct i40e_pf *pf = filp->private_data; | |
02e9c290 | 153 | bool seid_found = false; |
02e9c290 JB |
154 | long seid = -1; |
155 | int buflen = 0; | |
156 | int i, ret; | |
157 | int len; | |
158 | u8 *p; | |
159 | ||
160 | /* don't allow partial writes */ | |
161 | if (*ppos != 0) | |
162 | return 0; | |
02e9c290 JB |
163 | |
164 | /* decode the SEID given to be dumped */ | |
004173cb JB |
165 | ret = kstrtol_from_user(buffer, count, 0, &seid); |
166 | ||
167 | if (ret) { | |
168 | dev_info(&pf->pdev->dev, "bad seid value\n"); | |
02e9c290 JB |
169 | } else if (seid == 0) { |
170 | seid_found = true; | |
171 | ||
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"); | |
177 | ||
178 | } else if (seid == pf->pf_seid || seid == 1) { | |
179 | seid_found = true; | |
180 | ||
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)); | |
184 | ||
185 | if (i40e_dbg_prep_dump_buf(pf, buflen)) { | |
186 | p = i40e_dbg_dump_buf; | |
187 | ||
188 | len = sizeof(struct i40e_pf); | |
189 | memcpy(p, pf, len); | |
190 | p += len; | |
191 | ||
192 | len = (sizeof(struct i40e_aq_desc) | |
193 | * pf->hw.aq.num_asq_entries); | |
90bb776a | 194 | memcpy(p, pf->hw.aq.asq.desc_buf.va, len); |
02e9c290 JB |
195 | p += len; |
196 | ||
197 | len = (sizeof(struct i40e_aq_desc) | |
198 | * pf->hw.aq.num_arq_entries); | |
90bb776a | 199 | memcpy(p, pf->hw.aq.arq.desc_buf.va, len); |
02e9c290 JB |
200 | p += len; |
201 | ||
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); | |
206 | } | |
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; | |
211 | ||
212 | mutex_lock(&pf->switch_mutex); | |
213 | vsi = i40e_dbg_find_vsi(pf, seid); | |
214 | if (!vsi) { | |
215 | mutex_unlock(&pf->switch_mutex); | |
216 | goto write_exit; | |
217 | } | |
218 | ||
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) | |
225 | filter_count++; | |
226 | buflen += sizeof(struct i40e_mac_filter) * filter_count; | |
227 | ||
228 | if (i40e_dbg_prep_dump_buf(pf, buflen)) { | |
229 | p = i40e_dbg_dump_buf; | |
230 | seid_found = true; | |
231 | ||
232 | len = sizeof(struct i40e_vsi); | |
233 | memcpy(p, vsi, len); | |
234 | p += len; | |
235 | ||
59072ba1 SN |
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); | |
240 | p += len; | |
241 | } | |
02e9c290 | 242 | |
59072ba1 SN |
243 | if (vsi->num_queue_pairs) { |
244 | len = (sizeof(struct i40e_ring) * | |
245 | vsi->num_queue_pairs); | |
246 | memcpy(p, vsi->tx_rings, len); | |
247 | p += len; | |
248 | memcpy(p, vsi->rx_rings, len); | |
02e9c290 JB |
249 | p += len; |
250 | } | |
59072ba1 SN |
251 | |
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); | |
256 | p += len; | |
257 | } | |
02e9c290 | 258 | len = sizeof(struct i40e_rx_buffer); |
59072ba1 SN |
259 | for (i = 0; i < vsi->num_queue_pairs; i++) { |
260 | memcpy(p, vsi->rx_rings[i]->rx_bi, len); | |
261 | p += len; | |
262 | } | |
02e9c290 JB |
263 | } |
264 | ||
265 | /* macvlan filter list */ | |
266 | len = sizeof(struct i40e_mac_filter); | |
267 | list_for_each_entry(f, &vsi->mac_filter_list, list) { | |
268 | memcpy(p, f, len); | |
269 | p += len; | |
270 | } | |
271 | ||
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); | |
276 | } | |
277 | mutex_unlock(&pf->switch_mutex); | |
278 | } else if (seid >= I40E_BASE_VEB_SEID) { | |
279 | struct i40e_veb *veb = NULL; | |
280 | ||
281 | mutex_lock(&pf->switch_mutex); | |
282 | veb = i40e_dbg_find_veb(pf, seid); | |
283 | if (!veb) { | |
284 | mutex_unlock(&pf->switch_mutex); | |
285 | goto write_exit; | |
286 | } | |
287 | ||
288 | buflen = sizeof(struct i40e_veb); | |
289 | if (i40e_dbg_prep_dump_buf(pf, buflen)) { | |
290 | seid_found = true; | |
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); | |
296 | } | |
297 | mutex_unlock(&pf->switch_mutex); | |
298 | } | |
299 | ||
300 | write_exit: | |
301 | if (!seid_found) | |
302 | dev_info(&pf->pdev->dev, "unknown seid %ld\n", seid); | |
303 | ||
304 | return count; | |
305 | } | |
306 | ||
307 | static const struct file_operations i40e_dbg_dump_fops = { | |
308 | .owner = THIS_MODULE, | |
309 | .open = simple_open, | |
310 | .read = i40e_dbg_dump_read, | |
311 | .write = i40e_dbg_dump_write, | |
312 | }; | |
313 | ||
314 | /************************************************************** | |
315 | * command | |
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"; | |
322 | ||
323 | /** | |
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 | |
329 | **/ | |
330 | static ssize_t i40e_dbg_command_read(struct file *filp, char __user *buffer, | |
331 | size_t count, loff_t *ppos) | |
332 | { | |
333 | struct i40e_pf *pf = filp->private_data; | |
334 | int bytes_not_copied; | |
335 | int buf_size = 256; | |
336 | char *buf; | |
337 | int len; | |
338 | ||
339 | /* don't allow partial reads */ | |
340 | if (*ppos != 0) | |
341 | return 0; | |
342 | if (count < buf_size) | |
343 | return -ENOSPC; | |
344 | ||
345 | buf = kzalloc(buf_size, GFP_KERNEL); | |
346 | if (!buf) | |
347 | return -ENOSPC; | |
348 | ||
349 | len = snprintf(buf, buf_size, "%s: %s\n", | |
350 | pf->vsi[pf->lan_vsi]->netdev->name, | |
351 | i40e_dbg_command_buf); | |
352 | ||
353 | bytes_not_copied = copy_to_user(buffer, buf, len); | |
354 | kfree(buf); | |
355 | ||
356 | if (bytes_not_copied < 0) | |
357 | return bytes_not_copied; | |
358 | ||
359 | *ppos = len; | |
360 | return len; | |
361 | } | |
362 | ||
363 | /** | |
e625f71b | 364 | * i40e_dbg_dump_vsi_seid - handles dump vsi seid write into command datum |
02e9c290 JB |
365 | * @pf: the i40e_pf created in command write |
366 | * @seid: the seid the user put in | |
367 | **/ | |
368 | static void i40e_dbg_dump_vsi_seid(struct i40e_pf *pf, int seid) | |
369 | { | |
370 | struct rtnl_link_stats64 *nstat; | |
371 | struct i40e_mac_filter *f; | |
372 | struct i40e_vsi *vsi; | |
373 | int i; | |
374 | ||
375 | vsi = i40e_dbg_find_vsi(pf, seid); | |
376 | if (!vsi) { | |
377 | dev_info(&pf->pdev->dev, | |
378 | "dump %d: seid not found\n", seid); | |
379 | return; | |
380 | } | |
381 | dev_info(&pf->pdev->dev, "vsi seid %d\n", seid); | |
382 | if (vsi->netdev) | |
383 | dev_info(&pf->pdev->dev, | |
384 | " netdev: name = %s\n", | |
385 | vsi->netdev->name); | |
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, | |
397 | f->counter); | |
398 | } | |
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); | |
9f65e15b AD |
482 | rcu_read_lock(); |
483 | for (i = 0; i < vsi->num_queue_pairs; i++) { | |
484 | struct i40e_ring *rx_ring = ACCESS_ONCE(vsi->rx_rings[i]); | |
485 | if (!rx_ring) | |
486 | continue; | |
487 | ||
488 | dev_info(&pf->pdev->dev, | |
489 | " rx_rings[%i]: desc = %p\n", | |
490 | i, rx_ring->desc); | |
491 | dev_info(&pf->pdev->dev, | |
492 | " rx_rings[%i]: dev = %p, netdev = %p, rx_bi = %p\n", | |
493 | i, rx_ring->dev, | |
494 | rx_ring->netdev, | |
495 | rx_ring->rx_bi); | |
496 | dev_info(&pf->pdev->dev, | |
497 | " rx_rings[%i]: state = %li, queue_index = %d, reg_idx = %d\n", | |
498 | i, rx_ring->state, | |
499 | rx_ring->queue_index, | |
500 | rx_ring->reg_idx); | |
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, | |
504 | rx_ring->rx_buf_len, | |
505 | rx_ring->dtype); | |
506 | dev_info(&pf->pdev->dev, | |
507 | " rx_rings[%i]: hsplit = %d, next_to_use = %d, next_to_clean = %d, ring_active = %i\n", | |
508 | i, rx_ring->hsplit, | |
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, | |
420136cc | 518 | " rx_rings[%i]: rx_stats: alloc_page_failed = %lld, alloc_buff_failed = %lld\n", |
9f65e15b | 519 | i, |
420136cc MW |
520 | rx_ring->rx_stats.alloc_page_failed, |
521 | rx_ring->rx_stats.alloc_buff_failed); | |
9f65e15b AD |
522 | dev_info(&pf->pdev->dev, |
523 | " rx_rings[%i]: size = %i, dma = 0x%08lx\n", | |
524 | i, rx_ring->size, | |
525 | (long unsigned int)rx_ring->dma); | |
526 | dev_info(&pf->pdev->dev, | |
527 | " rx_rings[%i]: vsi = %p, q_vector = %p\n", | |
528 | i, rx_ring->vsi, | |
529 | rx_ring->q_vector); | |
02e9c290 | 530 | } |
9f65e15b AD |
531 | for (i = 0; i < vsi->num_queue_pairs; i++) { |
532 | struct i40e_ring *tx_ring = ACCESS_ONCE(vsi->tx_rings[i]); | |
533 | if (!tx_ring) | |
534 | continue; | |
1b60f3c4 | 535 | |
9f65e15b AD |
536 | dev_info(&pf->pdev->dev, |
537 | " tx_rings[%i]: desc = %p\n", | |
538 | i, tx_ring->desc); | |
539 | dev_info(&pf->pdev->dev, | |
540 | " tx_rings[%i]: dev = %p, netdev = %p, tx_bi = %p\n", | |
541 | i, tx_ring->dev, | |
542 | tx_ring->netdev, | |
543 | tx_ring->tx_bi); | |
544 | dev_info(&pf->pdev->dev, | |
545 | " tx_rings[%i]: state = %li, queue_index = %d, reg_idx = %d\n", | |
546 | i, tx_ring->state, | |
547 | tx_ring->queue_index, | |
548 | tx_ring->reg_idx); | |
549 | dev_info(&pf->pdev->dev, | |
550 | " tx_rings[%i]: dtype = %d\n", | |
551 | i, tx_ring->dtype); | |
552 | dev_info(&pf->pdev->dev, | |
553 | " tx_rings[%i]: hsplit = %d, next_to_use = %d, next_to_clean = %d, ring_active = %i\n", | |
554 | i, tx_ring->hsplit, | |
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", | |
565 | i, | |
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", | |
570 | i, tx_ring->size, | |
571 | (long unsigned int)tx_ring->dma); | |
572 | dev_info(&pf->pdev->dev, | |
573 | " tx_rings[%i]: vsi = %p, q_vector = %p\n", | |
574 | i, tx_ring->vsi, | |
575 | tx_ring->q_vector); | |
576 | dev_info(&pf->pdev->dev, | |
577 | " tx_rings[%i]: DCB tc = %d\n", | |
578 | i, tx_ring->dcb_tc); | |
02e9c290 | 579 | } |
9f65e15b | 580 | rcu_read_unlock(); |
02e9c290 JB |
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", | |
585 | vsi->tx_itr_setting, | |
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); | |
02e9c290 JB |
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]); | |
677 | if (vsi->back) | |
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); | |
689 | } | |
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]); | |
699 | } | |
38e00438 VD |
700 | #ifdef I40E_FCOE |
701 | if (vsi->type == I40E_VSI_FCOE) { | |
702 | dev_info(&pf->pdev->dev, | |
703 | " fcoe_stats: rx_packets = %llu, rx_dwords = %llu, rx_dropped = %llu\n", | |
704 | vsi->fcoe_stats.rx_fcoe_packets, | |
705 | vsi->fcoe_stats.rx_fcoe_dwords, | |
706 | vsi->fcoe_stats.rx_fcoe_dropped); | |
707 | dev_info(&pf->pdev->dev, | |
708 | " fcoe_stats: tx_packets = %llu, tx_dwords = %llu\n", | |
709 | vsi->fcoe_stats.tx_fcoe_packets, | |
710 | vsi->fcoe_stats.tx_fcoe_dwords); | |
711 | dev_info(&pf->pdev->dev, | |
712 | " fcoe_stats: bad_crc = %llu, last_error = %llu\n", | |
713 | vsi->fcoe_stats.fcoe_bad_fccrc, | |
714 | vsi->fcoe_stats.fcoe_last_error); | |
715 | dev_info(&pf->pdev->dev, " fcoe_stats: ddp_count = %llu\n", | |
716 | vsi->fcoe_stats.fcoe_ddp_count); | |
717 | } | |
718 | #endif | |
02e9c290 JB |
719 | } |
720 | ||
721 | /** | |
722 | * i40e_dbg_dump_aq_desc - handles dump aq_desc write into command datum | |
723 | * @pf: the i40e_pf created in command write | |
724 | **/ | |
725 | static void i40e_dbg_dump_aq_desc(struct i40e_pf *pf) | |
726 | { | |
727 | struct i40e_adminq_ring *ring; | |
728 | struct i40e_hw *hw = &pf->hw; | |
e625f71b | 729 | char hdr[32]; |
02e9c290 JB |
730 | int i; |
731 | ||
e625f71b SN |
732 | snprintf(hdr, sizeof(hdr), "%s %s: ", |
733 | dev_driver_string(&pf->pdev->dev), | |
734 | dev_name(&pf->pdev->dev)); | |
735 | ||
02e9c290 JB |
736 | /* first the send (command) ring, then the receive (event) ring */ |
737 | dev_info(&pf->pdev->dev, "AdminQ Tx Ring\n"); | |
738 | ring = &(hw->aq.asq); | |
739 | for (i = 0; i < ring->count; i++) { | |
740 | struct i40e_aq_desc *d = I40E_ADMINQ_DESC(*ring, i); | |
741 | dev_info(&pf->pdev->dev, | |
742 | " at[%02d] flags=0x%04x op=0x%04x dlen=0x%04x ret=0x%04x cookie_h=0x%08x cookie_l=0x%08x\n", | |
743 | i, d->flags, d->opcode, d->datalen, d->retval, | |
744 | d->cookie_high, d->cookie_low); | |
e625f71b SN |
745 | print_hex_dump(KERN_INFO, hdr, DUMP_PREFIX_NONE, |
746 | 16, 1, d->params.raw, 16, 0); | |
02e9c290 JB |
747 | } |
748 | ||
749 | dev_info(&pf->pdev->dev, "AdminQ Rx Ring\n"); | |
750 | ring = &(hw->aq.arq); | |
751 | for (i = 0; i < ring->count; i++) { | |
752 | struct i40e_aq_desc *d = I40E_ADMINQ_DESC(*ring, i); | |
753 | dev_info(&pf->pdev->dev, | |
754 | " ar[%02d] flags=0x%04x op=0x%04x dlen=0x%04x ret=0x%04x cookie_h=0x%08x cookie_l=0x%08x\n", | |
755 | i, d->flags, d->opcode, d->datalen, d->retval, | |
756 | d->cookie_high, d->cookie_low); | |
e625f71b SN |
757 | print_hex_dump(KERN_INFO, hdr, DUMP_PREFIX_NONE, |
758 | 16, 1, d->params.raw, 16, 0); | |
02e9c290 JB |
759 | } |
760 | } | |
761 | ||
762 | /** | |
763 | * i40e_dbg_dump_desc - handles dump desc write into command datum | |
764 | * @cnt: number of arguments that the user supplied | |
765 | * @vsi_seid: vsi id entered by user | |
766 | * @ring_id: ring id entered by user | |
767 | * @desc_n: descriptor number entered by user | |
768 | * @pf: the i40e_pf created in command write | |
769 | * @is_rx_ring: true if rx, false if tx | |
770 | **/ | |
771 | static void i40e_dbg_dump_desc(int cnt, int vsi_seid, int ring_id, int desc_n, | |
772 | struct i40e_pf *pf, bool is_rx_ring) | |
773 | { | |
68bf94aa SN |
774 | struct i40e_tx_desc *txd; |
775 | union i40e_rx_desc *rxd; | |
02e9c290 JB |
776 | struct i40e_ring ring; |
777 | struct i40e_vsi *vsi; | |
778 | int i; | |
779 | ||
780 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
781 | if (!vsi) { | |
7792fe4f | 782 | dev_info(&pf->pdev->dev, "vsi %d not found\n", vsi_seid); |
02e9c290 JB |
783 | return; |
784 | } | |
785 | if (ring_id >= vsi->num_queue_pairs || ring_id < 0) { | |
786 | dev_info(&pf->pdev->dev, "ring %d not found\n", ring_id); | |
02e9c290 JB |
787 | return; |
788 | } | |
68bf94aa | 789 | if (!vsi->tx_rings || !vsi->tx_rings[0]->desc) { |
29d0790e SN |
790 | dev_info(&pf->pdev->dev, |
791 | "descriptor rings have not been allocated for vsi %d\n", | |
792 | vsi_seid); | |
793 | return; | |
794 | } | |
02e9c290 | 795 | if (is_rx_ring) |
9f65e15b | 796 | ring = *vsi->rx_rings[ring_id]; |
02e9c290 | 797 | else |
9f65e15b | 798 | ring = *vsi->tx_rings[ring_id]; |
02e9c290 JB |
799 | if (cnt == 2) { |
800 | dev_info(&pf->pdev->dev, "vsi = %02i %s ring = %02i\n", | |
801 | vsi_seid, is_rx_ring ? "rx" : "tx", ring_id); | |
802 | for (i = 0; i < ring.count; i++) { | |
68bf94aa SN |
803 | if (!is_rx_ring) { |
804 | txd = I40E_TX_DESC(&ring, i); | |
02e9c290 | 805 | dev_info(&pf->pdev->dev, |
68bf94aa SN |
806 | " d[%03i] = 0x%016llx 0x%016llx\n", |
807 | i, txd->buffer_addr, | |
808 | txd->cmd_type_offset_bsz); | |
809 | } else if (sizeof(union i40e_rx_desc) == | |
810 | sizeof(union i40e_16byte_rx_desc)) { | |
811 | rxd = I40E_RX_DESC(&ring, i); | |
812 | dev_info(&pf->pdev->dev, | |
813 | " d[%03i] = 0x%016llx 0x%016llx\n", | |
814 | i, rxd->read.pkt_addr, | |
815 | rxd->read.hdr_addr); | |
816 | } else { | |
817 | rxd = I40E_RX_DESC(&ring, i); | |
02e9c290 JB |
818 | dev_info(&pf->pdev->dev, |
819 | " d[%03i] = 0x%016llx 0x%016llx 0x%016llx 0x%016llx\n", | |
68bf94aa SN |
820 | i, rxd->read.pkt_addr, |
821 | rxd->read.hdr_addr, | |
822 | rxd->read.rsvd1, rxd->read.rsvd2); | |
823 | } | |
02e9c290 JB |
824 | } |
825 | } else if (cnt == 3) { | |
826 | if (desc_n >= ring.count || desc_n < 0) { | |
827 | dev_info(&pf->pdev->dev, | |
828 | "descriptor %d not found\n", desc_n); | |
829 | return; | |
830 | } | |
68bf94aa SN |
831 | if (!is_rx_ring) { |
832 | txd = I40E_TX_DESC(&ring, desc_n); | |
02e9c290 | 833 | dev_info(&pf->pdev->dev, |
68bf94aa SN |
834 | "vsi = %02i tx ring = %02i d[%03i] = 0x%016llx 0x%016llx\n", |
835 | vsi_seid, ring_id, desc_n, | |
836 | txd->buffer_addr, txd->cmd_type_offset_bsz); | |
837 | } else if (sizeof(union i40e_rx_desc) == | |
838 | sizeof(union i40e_16byte_rx_desc)) { | |
839 | rxd = I40E_RX_DESC(&ring, desc_n); | |
840 | dev_info(&pf->pdev->dev, | |
841 | "vsi = %02i rx ring = %02i d[%03i] = 0x%016llx 0x%016llx\n", | |
842 | vsi_seid, ring_id, desc_n, | |
843 | rxd->read.pkt_addr, rxd->read.hdr_addr); | |
844 | } else { | |
845 | rxd = I40E_RX_DESC(&ring, desc_n); | |
02e9c290 JB |
846 | dev_info(&pf->pdev->dev, |
847 | "vsi = %02i rx ring = %02i d[%03i] = 0x%016llx 0x%016llx 0x%016llx 0x%016llx\n", | |
68bf94aa SN |
848 | vsi_seid, ring_id, desc_n, |
849 | rxd->read.pkt_addr, rxd->read.hdr_addr, | |
850 | rxd->read.rsvd1, rxd->read.rsvd2); | |
851 | } | |
02e9c290 | 852 | } else { |
7792fe4f | 853 | dev_info(&pf->pdev->dev, "dump desc rx/tx <vsi_seid> <ring_id> [<desc_n>]\n"); |
02e9c290 JB |
854 | } |
855 | } | |
856 | ||
857 | /** | |
858 | * i40e_dbg_dump_vsi_no_seid - handles dump vsi write into command datum | |
859 | * @pf: the i40e_pf created in command write | |
860 | **/ | |
861 | static void i40e_dbg_dump_vsi_no_seid(struct i40e_pf *pf) | |
862 | { | |
863 | int i; | |
864 | ||
505682cd | 865 | for (i = 0; i < pf->num_alloc_vsi; i++) |
02e9c290 JB |
866 | if (pf->vsi[i]) |
867 | dev_info(&pf->pdev->dev, "dump vsi[%d]: %d\n", | |
868 | i, pf->vsi[i]->seid); | |
869 | } | |
870 | ||
871 | /** | |
872 | * i40e_dbg_dump_stats - handles dump stats write into command datum | |
873 | * @pf: the i40e_pf created in command write | |
874 | * @estats: the eth stats structure to be dumped | |
875 | **/ | |
876 | static void i40e_dbg_dump_eth_stats(struct i40e_pf *pf, | |
877 | struct i40e_eth_stats *estats) | |
878 | { | |
879 | dev_info(&pf->pdev->dev, " ethstats:\n"); | |
880 | dev_info(&pf->pdev->dev, | |
881 | " rx_bytes = \t%lld \trx_unicast = \t\t%lld \trx_multicast = \t%lld\n", | |
882 | estats->rx_bytes, estats->rx_unicast, estats->rx_multicast); | |
883 | dev_info(&pf->pdev->dev, | |
03da6f6a SN |
884 | " rx_broadcast = \t%lld \trx_discards = \t\t%lld\n", |
885 | estats->rx_broadcast, estats->rx_discards); | |
02e9c290 | 886 | dev_info(&pf->pdev->dev, |
03da6f6a SN |
887 | " rx_unknown_protocol = \t%lld \ttx_bytes = \t%lld\n", |
888 | estats->rx_unknown_protocol, estats->tx_bytes); | |
02e9c290 JB |
889 | dev_info(&pf->pdev->dev, |
890 | " tx_unicast = \t%lld \ttx_multicast = \t\t%lld \ttx_broadcast = \t%lld\n", | |
891 | estats->tx_unicast, estats->tx_multicast, estats->tx_broadcast); | |
892 | dev_info(&pf->pdev->dev, | |
893 | " tx_discards = \t%lld \ttx_errors = \t\t%lld\n", | |
894 | estats->tx_discards, estats->tx_errors); | |
895 | } | |
896 | ||
897 | /** | |
898 | * i40e_dbg_dump_stats - handles dump stats write into command datum | |
899 | * @pf: the i40e_pf created in command write | |
900 | * @stats: the stats structure to be dumped | |
901 | **/ | |
902 | static void i40e_dbg_dump_stats(struct i40e_pf *pf, | |
903 | struct i40e_hw_port_stats *stats) | |
904 | { | |
905 | int i; | |
906 | ||
907 | dev_info(&pf->pdev->dev, " stats:\n"); | |
908 | dev_info(&pf->pdev->dev, | |
909 | " crc_errors = \t\t%lld \tillegal_bytes = \t%lld \terror_bytes = \t\t%lld\n", | |
910 | stats->crc_errors, stats->illegal_bytes, stats->error_bytes); | |
911 | dev_info(&pf->pdev->dev, | |
912 | " mac_local_faults = \t%lld \tmac_remote_faults = \t%lld \trx_length_errors = \t%lld\n", | |
913 | stats->mac_local_faults, stats->mac_remote_faults, | |
914 | stats->rx_length_errors); | |
915 | dev_info(&pf->pdev->dev, | |
916 | " link_xon_rx = \t\t%lld \tlink_xoff_rx = \t\t%lld \tlink_xon_tx = \t\t%lld\n", | |
917 | stats->link_xon_rx, stats->link_xoff_rx, stats->link_xon_tx); | |
918 | dev_info(&pf->pdev->dev, | |
919 | " link_xoff_tx = \t\t%lld \trx_size_64 = \t\t%lld \trx_size_127 = \t\t%lld\n", | |
920 | stats->link_xoff_tx, stats->rx_size_64, stats->rx_size_127); | |
921 | dev_info(&pf->pdev->dev, | |
922 | " rx_size_255 = \t\t%lld \trx_size_511 = \t\t%lld \trx_size_1023 = \t\t%lld\n", | |
923 | stats->rx_size_255, stats->rx_size_511, stats->rx_size_1023); | |
924 | dev_info(&pf->pdev->dev, | |
925 | " rx_size_big = \t\t%lld \trx_undersize = \t\t%lld \trx_jabber = \t\t%lld\n", | |
926 | stats->rx_size_big, stats->rx_undersize, stats->rx_jabber); | |
927 | dev_info(&pf->pdev->dev, | |
928 | " rx_fragments = \t\t%lld \trx_oversize = \t\t%lld \ttx_size_64 = \t\t%lld\n", | |
929 | stats->rx_fragments, stats->rx_oversize, stats->tx_size_64); | |
930 | dev_info(&pf->pdev->dev, | |
931 | " tx_size_127 = \t\t%lld \ttx_size_255 = \t\t%lld \ttx_size_511 = \t\t%lld\n", | |
932 | stats->tx_size_127, stats->tx_size_255, stats->tx_size_511); | |
933 | dev_info(&pf->pdev->dev, | |
934 | " tx_size_1023 = \t\t%lld \ttx_size_big = \t\t%lld \tmac_short_packet_dropped = \t%lld\n", | |
935 | stats->tx_size_1023, stats->tx_size_big, | |
936 | stats->mac_short_packet_dropped); | |
937 | for (i = 0; i < 8; i += 4) { | |
938 | dev_info(&pf->pdev->dev, | |
939 | " priority_xon_rx[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n", | |
940 | i, stats->priority_xon_rx[i], | |
941 | i+1, stats->priority_xon_rx[i+1], | |
942 | i+2, stats->priority_xon_rx[i+2], | |
943 | i+3, stats->priority_xon_rx[i+3]); | |
944 | } | |
945 | for (i = 0; i < 8; i += 4) { | |
946 | dev_info(&pf->pdev->dev, | |
947 | " priority_xoff_rx[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n", | |
948 | i, stats->priority_xoff_rx[i], | |
949 | i+1, stats->priority_xoff_rx[i+1], | |
950 | i+2, stats->priority_xoff_rx[i+2], | |
951 | i+3, stats->priority_xoff_rx[i+3]); | |
952 | } | |
953 | for (i = 0; i < 8; i += 4) { | |
954 | dev_info(&pf->pdev->dev, | |
955 | " priority_xon_tx[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n", | |
956 | i, stats->priority_xon_tx[i], | |
957 | i+1, stats->priority_xon_tx[i+1], | |
958 | i+2, stats->priority_xon_tx[i+2], | |
959 | i+3, stats->priority_xon_rx[i+3]); | |
960 | } | |
961 | for (i = 0; i < 8; i += 4) { | |
962 | dev_info(&pf->pdev->dev, | |
963 | " priority_xoff_tx[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n", | |
964 | i, stats->priority_xoff_tx[i], | |
965 | i+1, stats->priority_xoff_tx[i+1], | |
966 | i+2, stats->priority_xoff_tx[i+2], | |
967 | i+3, stats->priority_xoff_tx[i+3]); | |
968 | } | |
969 | for (i = 0; i < 8; i += 4) { | |
970 | dev_info(&pf->pdev->dev, | |
971 | " priority_xon_2_xoff[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n", | |
972 | i, stats->priority_xon_2_xoff[i], | |
973 | i+1, stats->priority_xon_2_xoff[i+1], | |
974 | i+2, stats->priority_xon_2_xoff[i+2], | |
975 | i+3, stats->priority_xon_2_xoff[i+3]); | |
976 | } | |
977 | ||
978 | i40e_dbg_dump_eth_stats(pf, &stats->eth); | |
979 | } | |
980 | ||
981 | /** | |
982 | * i40e_dbg_dump_veb_seid - handles dump stats of a single given veb | |
983 | * @pf: the i40e_pf created in command write | |
984 | * @seid: the seid the user put in | |
985 | **/ | |
986 | static void i40e_dbg_dump_veb_seid(struct i40e_pf *pf, int seid) | |
987 | { | |
988 | struct i40e_veb *veb; | |
989 | ||
990 | if ((seid < I40E_BASE_VEB_SEID) || | |
991 | (seid >= (I40E_MAX_VEB + I40E_BASE_VEB_SEID))) { | |
992 | dev_info(&pf->pdev->dev, "%d: bad seid\n", seid); | |
993 | return; | |
994 | } | |
995 | ||
996 | veb = i40e_dbg_find_veb(pf, seid); | |
997 | if (!veb) { | |
e625f71b | 998 | dev_info(&pf->pdev->dev, "can't find veb %d\n", seid); |
02e9c290 JB |
999 | return; |
1000 | } | |
1001 | dev_info(&pf->pdev->dev, | |
1002 | "veb idx=%d,%d stats_ic=%d seid=%d uplink=%d\n", | |
1003 | veb->idx, veb->veb_idx, veb->stats_idx, veb->seid, | |
1004 | veb->uplink_seid); | |
1005 | i40e_dbg_dump_eth_stats(pf, &veb->stats); | |
1006 | } | |
1007 | ||
1008 | /** | |
1009 | * i40e_dbg_dump_veb_all - dumps all known veb's stats | |
1010 | * @pf: the i40e_pf created in command write | |
1011 | **/ | |
1012 | static void i40e_dbg_dump_veb_all(struct i40e_pf *pf) | |
1013 | { | |
1014 | struct i40e_veb *veb; | |
1015 | int i; | |
1016 | ||
1017 | for (i = 0; i < I40E_MAX_VEB; i++) { | |
1018 | veb = pf->veb[i]; | |
1019 | if (veb) | |
1020 | i40e_dbg_dump_veb_seid(pf, veb->seid); | |
1021 | } | |
1022 | } | |
1023 | ||
cbf61325 ASJ |
1024 | /** |
1025 | * i40e_dbg_cmd_fd_ctrl - Enable/disable FD sideband/ATR | |
1026 | * @pf: the pf that would be altered | |
1027 | * @flag: flag that needs enabling or disabling | |
1028 | * @enable: Enable/disable FD SD/ATR | |
1029 | **/ | |
1030 | static void i40e_dbg_cmd_fd_ctrl(struct i40e_pf *pf, u64 flag, bool enable) | |
1031 | { | |
55a5e60b | 1032 | if (enable) { |
cbf61325 | 1033 | pf->flags |= flag; |
55a5e60b | 1034 | } else { |
cbf61325 | 1035 | pf->flags &= ~flag; |
55a5e60b ASJ |
1036 | pf->auto_disable_flags |= flag; |
1037 | } | |
cbf61325 ASJ |
1038 | dev_info(&pf->pdev->dev, "requesting a pf reset\n"); |
1039 | i40e_do_reset_safe(pf, (1 << __I40E_PF_RESET_REQUESTED)); | |
1040 | } | |
1041 | ||
02e9c290 JB |
1042 | #define I40E_MAX_DEBUG_OUT_BUFFER (4096*4) |
1043 | /** | |
1044 | * i40e_dbg_command_write - write into command datum | |
1045 | * @filp: the opened file | |
1046 | * @buffer: where to find the user's data | |
1047 | * @count: the length of the user's data | |
1048 | * @ppos: file position offset | |
1049 | **/ | |
1050 | static ssize_t i40e_dbg_command_write(struct file *filp, | |
1051 | const char __user *buffer, | |
1052 | size_t count, loff_t *ppos) | |
1053 | { | |
1054 | struct i40e_pf *pf = filp->private_data; | |
004173cb | 1055 | char *cmd_buf, *cmd_buf_tmp; |
02e9c290 JB |
1056 | int bytes_not_copied; |
1057 | struct i40e_vsi *vsi; | |
02e9c290 JB |
1058 | int vsi_seid; |
1059 | int veb_seid; | |
1060 | int cnt; | |
1061 | ||
1062 | /* don't allow partial writes */ | |
1063 | if (*ppos != 0) | |
1064 | return 0; | |
1065 | ||
1066 | cmd_buf = kzalloc(count + 1, GFP_KERNEL); | |
1067 | if (!cmd_buf) | |
1068 | return count; | |
1069 | bytes_not_copied = copy_from_user(cmd_buf, buffer, count); | |
1070 | if (bytes_not_copied < 0) | |
1071 | return bytes_not_copied; | |
1072 | if (bytes_not_copied > 0) | |
1073 | count -= bytes_not_copied; | |
1074 | cmd_buf[count] = '\0'; | |
1075 | ||
004173cb JB |
1076 | cmd_buf_tmp = strchr(cmd_buf, '\n'); |
1077 | if (cmd_buf_tmp) { | |
1078 | *cmd_buf_tmp = '\0'; | |
1079 | count = cmd_buf_tmp - cmd_buf + 1; | |
1080 | } | |
1081 | ||
02e9c290 JB |
1082 | if (strncmp(cmd_buf, "add vsi", 7) == 0) { |
1083 | vsi_seid = -1; | |
1084 | cnt = sscanf(&cmd_buf[7], "%i", &vsi_seid); | |
1085 | if (cnt == 0) { | |
1086 | /* default to PF VSI */ | |
1087 | vsi_seid = pf->vsi[pf->lan_vsi]->seid; | |
1088 | } else if (vsi_seid < 0) { | |
1089 | dev_info(&pf->pdev->dev, "add VSI %d: bad vsi seid\n", | |
1090 | vsi_seid); | |
1091 | goto command_write_done; | |
1092 | } | |
1093 | ||
1094 | vsi = i40e_vsi_setup(pf, I40E_VSI_VMDQ2, vsi_seid, 0); | |
1095 | if (vsi) | |
1096 | dev_info(&pf->pdev->dev, "added VSI %d to relay %d\n", | |
1097 | vsi->seid, vsi->uplink_seid); | |
1098 | else | |
1099 | dev_info(&pf->pdev->dev, "'%s' failed\n", cmd_buf); | |
1100 | ||
1101 | } else if (strncmp(cmd_buf, "del vsi", 7) == 0) { | |
1102 | sscanf(&cmd_buf[7], "%i", &vsi_seid); | |
1103 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
1104 | if (!vsi) { | |
1105 | dev_info(&pf->pdev->dev, "del VSI %d: seid not found\n", | |
1106 | vsi_seid); | |
1107 | goto command_write_done; | |
1108 | } | |
1109 | ||
1110 | dev_info(&pf->pdev->dev, "deleting VSI %d\n", vsi_seid); | |
1111 | i40e_vsi_release(vsi); | |
1112 | ||
1113 | } else if (strncmp(cmd_buf, "add relay", 9) == 0) { | |
1114 | struct i40e_veb *veb; | |
1115 | int uplink_seid, i; | |
1116 | ||
1117 | cnt = sscanf(&cmd_buf[9], "%i %i", &uplink_seid, &vsi_seid); | |
1118 | if (cnt != 2) { | |
1119 | dev_info(&pf->pdev->dev, | |
1120 | "add relay: bad command string, cnt=%d\n", | |
1121 | cnt); | |
1122 | goto command_write_done; | |
1123 | } else if (uplink_seid < 0) { | |
1124 | dev_info(&pf->pdev->dev, | |
1125 | "add relay %d: bad uplink seid\n", | |
1126 | uplink_seid); | |
1127 | goto command_write_done; | |
1128 | } | |
1129 | ||
1130 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
1131 | if (!vsi) { | |
1132 | dev_info(&pf->pdev->dev, | |
c07019e4 | 1133 | "add relay: VSI %d not found\n", vsi_seid); |
02e9c290 JB |
1134 | goto command_write_done; |
1135 | } | |
1136 | ||
1137 | for (i = 0; i < I40E_MAX_VEB; i++) | |
1138 | if (pf->veb[i] && pf->veb[i]->seid == uplink_seid) | |
1139 | break; | |
1140 | if (i >= I40E_MAX_VEB && uplink_seid != 0 && | |
1141 | uplink_seid != pf->mac_seid) { | |
1142 | dev_info(&pf->pdev->dev, | |
1143 | "add relay: relay uplink %d not found\n", | |
1144 | uplink_seid); | |
1145 | goto command_write_done; | |
1146 | } | |
1147 | ||
1148 | veb = i40e_veb_setup(pf, 0, uplink_seid, vsi_seid, | |
1149 | vsi->tc_config.enabled_tc); | |
1150 | if (veb) | |
1151 | dev_info(&pf->pdev->dev, "added relay %d\n", veb->seid); | |
1152 | else | |
1153 | dev_info(&pf->pdev->dev, "add relay failed\n"); | |
1154 | ||
1155 | } else if (strncmp(cmd_buf, "del relay", 9) == 0) { | |
1156 | int i; | |
1157 | cnt = sscanf(&cmd_buf[9], "%i", &veb_seid); | |
1158 | if (cnt != 1) { | |
1159 | dev_info(&pf->pdev->dev, | |
1160 | "del relay: bad command string, cnt=%d\n", | |
1161 | cnt); | |
1162 | goto command_write_done; | |
1163 | } else if (veb_seid < 0) { | |
1164 | dev_info(&pf->pdev->dev, | |
1165 | "del relay %d: bad relay seid\n", veb_seid); | |
1166 | goto command_write_done; | |
1167 | } | |
1168 | ||
1169 | /* find the veb */ | |
1170 | for (i = 0; i < I40E_MAX_VEB; i++) | |
1171 | if (pf->veb[i] && pf->veb[i]->seid == veb_seid) | |
1172 | break; | |
1173 | if (i >= I40E_MAX_VEB) { | |
1174 | dev_info(&pf->pdev->dev, | |
1175 | "del relay: relay %d not found\n", veb_seid); | |
1176 | goto command_write_done; | |
1177 | } | |
1178 | ||
1179 | dev_info(&pf->pdev->dev, "deleting relay %d\n", veb_seid); | |
1180 | i40e_veb_release(pf->veb[i]); | |
1181 | ||
1182 | } else if (strncmp(cmd_buf, "add macaddr", 11) == 0) { | |
02e9c290 | 1183 | struct i40e_mac_filter *f; |
738a9e9b SN |
1184 | int vlan = 0; |
1185 | u8 ma[6]; | |
02e9c290 JB |
1186 | int ret; |
1187 | ||
1188 | cnt = sscanf(&cmd_buf[11], | |
1189 | "%i %hhx:%hhx:%hhx:%hhx:%hhx:%hhx %i", | |
1190 | &vsi_seid, | |
1191 | &ma[0], &ma[1], &ma[2], &ma[3], &ma[4], &ma[5], | |
1192 | &vlan); | |
1193 | if (cnt == 7) { | |
1194 | vlan = 0; | |
1195 | } else if (cnt != 8) { | |
1196 | dev_info(&pf->pdev->dev, | |
1197 | "add macaddr: bad command string, cnt=%d\n", | |
1198 | cnt); | |
1199 | goto command_write_done; | |
1200 | } | |
1201 | ||
1202 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
1203 | if (!vsi) { | |
1204 | dev_info(&pf->pdev->dev, | |
1205 | "add macaddr: VSI %d not found\n", vsi_seid); | |
1206 | goto command_write_done; | |
1207 | } | |
1208 | ||
1209 | f = i40e_add_filter(vsi, ma, vlan, false, false); | |
1210 | ret = i40e_sync_vsi_filters(vsi); | |
1211 | if (f && !ret) | |
1212 | dev_info(&pf->pdev->dev, | |
1213 | "add macaddr: %pM vlan=%d added to VSI %d\n", | |
1214 | ma, vlan, vsi_seid); | |
1215 | else | |
1216 | dev_info(&pf->pdev->dev, | |
1217 | "add macaddr: %pM vlan=%d to VSI %d failed, f=%p ret=%d\n", | |
1218 | ma, vlan, vsi_seid, f, ret); | |
1219 | ||
1220 | } else if (strncmp(cmd_buf, "del macaddr", 11) == 0) { | |
02e9c290 | 1221 | int vlan = 0; |
738a9e9b | 1222 | u8 ma[6]; |
02e9c290 JB |
1223 | int ret; |
1224 | ||
1225 | cnt = sscanf(&cmd_buf[11], | |
1226 | "%i %hhx:%hhx:%hhx:%hhx:%hhx:%hhx %i", | |
1227 | &vsi_seid, | |
1228 | &ma[0], &ma[1], &ma[2], &ma[3], &ma[4], &ma[5], | |
1229 | &vlan); | |
1230 | if (cnt == 7) { | |
1231 | vlan = 0; | |
1232 | } else if (cnt != 8) { | |
1233 | dev_info(&pf->pdev->dev, | |
1234 | "del macaddr: bad command string, cnt=%d\n", | |
1235 | cnt); | |
1236 | goto command_write_done; | |
1237 | } | |
1238 | ||
1239 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
1240 | if (!vsi) { | |
1241 | dev_info(&pf->pdev->dev, | |
1242 | "del macaddr: VSI %d not found\n", vsi_seid); | |
1243 | goto command_write_done; | |
1244 | } | |
1245 | ||
1246 | i40e_del_filter(vsi, ma, vlan, false, false); | |
1247 | ret = i40e_sync_vsi_filters(vsi); | |
1248 | if (!ret) | |
1249 | dev_info(&pf->pdev->dev, | |
1250 | "del macaddr: %pM vlan=%d removed from VSI %d\n", | |
1251 | ma, vlan, vsi_seid); | |
1252 | else | |
1253 | dev_info(&pf->pdev->dev, | |
1254 | "del macaddr: %pM vlan=%d from VSI %d failed, ret=%d\n", | |
1255 | ma, vlan, vsi_seid, ret); | |
1256 | ||
1257 | } else if (strncmp(cmd_buf, "add pvid", 8) == 0) { | |
02e9c290 | 1258 | i40e_status ret; |
738a9e9b | 1259 | u16 vid; |
efe1ac25 | 1260 | unsigned int v; |
02e9c290 JB |
1261 | |
1262 | cnt = sscanf(&cmd_buf[8], "%i %u", &vsi_seid, &v); | |
1263 | if (cnt != 2) { | |
1264 | dev_info(&pf->pdev->dev, | |
1265 | "add pvid: bad command string, cnt=%d\n", cnt); | |
1266 | goto command_write_done; | |
1267 | } | |
1268 | ||
1269 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
1270 | if (!vsi) { | |
1271 | dev_info(&pf->pdev->dev, "add pvid: VSI %d not found\n", | |
1272 | vsi_seid); | |
1273 | goto command_write_done; | |
1274 | } | |
1275 | ||
efe1ac25 | 1276 | vid = v; |
02e9c290 JB |
1277 | ret = i40e_vsi_add_pvid(vsi, vid); |
1278 | if (!ret) | |
1279 | dev_info(&pf->pdev->dev, | |
1280 | "add pvid: %d added to VSI %d\n", | |
1281 | vid, vsi_seid); | |
1282 | else | |
1283 | dev_info(&pf->pdev->dev, | |
1284 | "add pvid: %d to VSI %d failed, ret=%d\n", | |
1285 | vid, vsi_seid, ret); | |
1286 | ||
1287 | } else if (strncmp(cmd_buf, "del pvid", 8) == 0) { | |
1288 | ||
1289 | cnt = sscanf(&cmd_buf[8], "%i", &vsi_seid); | |
1290 | if (cnt != 1) { | |
1291 | dev_info(&pf->pdev->dev, | |
1292 | "del pvid: bad command string, cnt=%d\n", | |
1293 | cnt); | |
1294 | goto command_write_done; | |
1295 | } | |
1296 | ||
1297 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
1298 | if (!vsi) { | |
1299 | dev_info(&pf->pdev->dev, | |
1300 | "del pvid: VSI %d not found\n", vsi_seid); | |
1301 | goto command_write_done; | |
1302 | } | |
1303 | ||
1304 | i40e_vsi_remove_pvid(vsi); | |
1305 | dev_info(&pf->pdev->dev, | |
1306 | "del pvid: removed from VSI %d\n", vsi_seid); | |
1307 | ||
1308 | } else if (strncmp(cmd_buf, "dump", 4) == 0) { | |
1309 | if (strncmp(&cmd_buf[5], "switch", 6) == 0) { | |
1310 | i40e_fetch_switch_configuration(pf, true); | |
1311 | } else if (strncmp(&cmd_buf[5], "vsi", 3) == 0) { | |
1312 | cnt = sscanf(&cmd_buf[8], "%i", &vsi_seid); | |
1313 | if (cnt > 0) | |
1314 | i40e_dbg_dump_vsi_seid(pf, vsi_seid); | |
1315 | else | |
1316 | i40e_dbg_dump_vsi_no_seid(pf); | |
1317 | } else if (strncmp(&cmd_buf[5], "veb", 3) == 0) { | |
1318 | cnt = sscanf(&cmd_buf[8], "%i", &vsi_seid); | |
1319 | if (cnt > 0) | |
1320 | i40e_dbg_dump_veb_seid(pf, vsi_seid); | |
1321 | else | |
1322 | i40e_dbg_dump_veb_all(pf); | |
1323 | } else if (strncmp(&cmd_buf[5], "desc", 4) == 0) { | |
1324 | int ring_id, desc_n; | |
1325 | if (strncmp(&cmd_buf[10], "rx", 2) == 0) { | |
1326 | cnt = sscanf(&cmd_buf[12], "%i %i %i", | |
1327 | &vsi_seid, &ring_id, &desc_n); | |
1328 | i40e_dbg_dump_desc(cnt, vsi_seid, ring_id, | |
1329 | desc_n, pf, true); | |
1330 | } else if (strncmp(&cmd_buf[10], "tx", 2) | |
1331 | == 0) { | |
1332 | cnt = sscanf(&cmd_buf[12], "%i %i %i", | |
1333 | &vsi_seid, &ring_id, &desc_n); | |
1334 | i40e_dbg_dump_desc(cnt, vsi_seid, ring_id, | |
1335 | desc_n, pf, false); | |
1336 | } else if (strncmp(&cmd_buf[10], "aq", 2) == 0) { | |
1337 | i40e_dbg_dump_aq_desc(pf); | |
1338 | } else { | |
1339 | dev_info(&pf->pdev->dev, | |
1340 | "dump desc tx <vsi_seid> <ring_id> [<desc_n>]\n"); | |
1341 | dev_info(&pf->pdev->dev, | |
1342 | "dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n"); | |
1343 | dev_info(&pf->pdev->dev, "dump desc aq\n"); | |
1344 | } | |
1345 | } else if (strncmp(&cmd_buf[5], "stats", 5) == 0) { | |
1346 | dev_info(&pf->pdev->dev, "pf stats:\n"); | |
1347 | i40e_dbg_dump_stats(pf, &pf->stats); | |
1348 | dev_info(&pf->pdev->dev, "pf stats_offsets:\n"); | |
1349 | i40e_dbg_dump_stats(pf, &pf->stats_offsets); | |
1350 | } else if (strncmp(&cmd_buf[5], "reset stats", 11) == 0) { | |
1351 | dev_info(&pf->pdev->dev, | |
1352 | "core reset count: %d\n", pf->corer_count); | |
1353 | dev_info(&pf->pdev->dev, | |
1354 | "global reset count: %d\n", pf->globr_count); | |
1355 | dev_info(&pf->pdev->dev, | |
1356 | "emp reset count: %d\n", pf->empr_count); | |
1357 | dev_info(&pf->pdev->dev, | |
1358 | "pf reset count: %d\n", pf->pfr_count); | |
810b3ae4 ASJ |
1359 | dev_info(&pf->pdev->dev, |
1360 | "pf tx sluggish count: %d\n", | |
1361 | pf->tx_sluggish_count); | |
02e9c290 JB |
1362 | } else if (strncmp(&cmd_buf[5], "port", 4) == 0) { |
1363 | struct i40e_aqc_query_port_ets_config_resp *bw_data; | |
1364 | struct i40e_dcbx_config *cfg = | |
1365 | &pf->hw.local_dcbx_config; | |
1366 | struct i40e_dcbx_config *r_cfg = | |
1367 | &pf->hw.remote_dcbx_config; | |
1368 | int i, ret; | |
1369 | ||
1370 | bw_data = kzalloc(sizeof( | |
1371 | struct i40e_aqc_query_port_ets_config_resp), | |
1372 | GFP_KERNEL); | |
1373 | if (!bw_data) { | |
1374 | ret = -ENOMEM; | |
1375 | goto command_write_done; | |
1376 | } | |
1377 | ||
1378 | ret = i40e_aq_query_port_ets_config(&pf->hw, | |
1379 | pf->mac_seid, | |
1380 | bw_data, NULL); | |
1381 | if (ret) { | |
1382 | dev_info(&pf->pdev->dev, | |
1383 | "Query Port ETS Config AQ command failed =0x%x\n", | |
1384 | pf->hw.aq.asq_last_status); | |
1385 | kfree(bw_data); | |
1386 | bw_data = NULL; | |
1387 | goto command_write_done; | |
1388 | } | |
1389 | dev_info(&pf->pdev->dev, | |
1390 | "port bw: tc_valid=0x%x tc_strict_prio=0x%x, tc_bw_max=0x%04x,0x%04x\n", | |
1391 | bw_data->tc_valid_bits, | |
1392 | bw_data->tc_strict_priority_bits, | |
1393 | le16_to_cpu(bw_data->tc_bw_max[0]), | |
1394 | le16_to_cpu(bw_data->tc_bw_max[1])); | |
1395 | for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { | |
1396 | dev_info(&pf->pdev->dev, "port bw: tc_bw_share=%d tc_bw_limit=%d\n", | |
1397 | bw_data->tc_bw_share_credits[i], | |
1398 | le16_to_cpu(bw_data->tc_bw_limits[i])); | |
1399 | } | |
1400 | ||
1401 | kfree(bw_data); | |
1402 | bw_data = NULL; | |
1403 | ||
1404 | dev_info(&pf->pdev->dev, | |
1405 | "port ets_cfg: willing=%d cbs=%d, maxtcs=%d\n", | |
1406 | cfg->etscfg.willing, cfg->etscfg.cbs, | |
1407 | cfg->etscfg.maxtcs); | |
1408 | for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { | |
1409 | dev_info(&pf->pdev->dev, "port ets_cfg: %d prio_tc=%d tcbw=%d tctsa=%d\n", | |
1410 | i, cfg->etscfg.prioritytable[i], | |
1411 | cfg->etscfg.tcbwtable[i], | |
1412 | cfg->etscfg.tsatable[i]); | |
1413 | } | |
1414 | for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { | |
1415 | dev_info(&pf->pdev->dev, "port ets_rec: %d prio_tc=%d tcbw=%d tctsa=%d\n", | |
1416 | i, cfg->etsrec.prioritytable[i], | |
1417 | cfg->etsrec.tcbwtable[i], | |
1418 | cfg->etsrec.tsatable[i]); | |
1419 | } | |
1420 | dev_info(&pf->pdev->dev, | |
1421 | "port pfc_cfg: willing=%d mbc=%d, pfccap=%d pfcenable=0x%x\n", | |
1422 | cfg->pfc.willing, cfg->pfc.mbc, | |
1423 | cfg->pfc.pfccap, cfg->pfc.pfcenable); | |
1424 | dev_info(&pf->pdev->dev, | |
1425 | "port app_table: num_apps=%d\n", cfg->numapps); | |
1426 | for (i = 0; i < cfg->numapps; i++) { | |
1427 | dev_info(&pf->pdev->dev, "port app_table: %d prio=%d selector=%d protocol=0x%x\n", | |
1428 | i, cfg->app[i].priority, | |
1429 | cfg->app[i].selector, | |
1430 | cfg->app[i].protocolid); | |
1431 | } | |
1432 | /* Peer TLV DCBX data */ | |
1433 | dev_info(&pf->pdev->dev, | |
1434 | "remote port ets_cfg: willing=%d cbs=%d, maxtcs=%d\n", | |
1435 | r_cfg->etscfg.willing, | |
1436 | r_cfg->etscfg.cbs, r_cfg->etscfg.maxtcs); | |
1437 | for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { | |
1438 | dev_info(&pf->pdev->dev, "remote port ets_cfg: %d prio_tc=%d tcbw=%d tctsa=%d\n", | |
1439 | i, r_cfg->etscfg.prioritytable[i], | |
1440 | r_cfg->etscfg.tcbwtable[i], | |
1441 | r_cfg->etscfg.tsatable[i]); | |
1442 | } | |
1443 | for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { | |
1444 | dev_info(&pf->pdev->dev, "remote port ets_rec: %d prio_tc=%d tcbw=%d tctsa=%d\n", | |
1445 | i, r_cfg->etsrec.prioritytable[i], | |
1446 | r_cfg->etsrec.tcbwtable[i], | |
1447 | r_cfg->etsrec.tsatable[i]); | |
1448 | } | |
1449 | dev_info(&pf->pdev->dev, | |
1450 | "remote port pfc_cfg: willing=%d mbc=%d, pfccap=%d pfcenable=0x%x\n", | |
1451 | r_cfg->pfc.willing, | |
1452 | r_cfg->pfc.mbc, | |
1453 | r_cfg->pfc.pfccap, | |
1454 | r_cfg->pfc.pfcenable); | |
1455 | dev_info(&pf->pdev->dev, | |
1456 | "remote port app_table: num_apps=%d\n", | |
1457 | r_cfg->numapps); | |
1458 | for (i = 0; i < r_cfg->numapps; i++) { | |
1459 | dev_info(&pf->pdev->dev, "remote port app_table: %d prio=%d selector=%d protocol=0x%x\n", | |
1460 | i, r_cfg->app[i].priority, | |
1461 | r_cfg->app[i].selector, | |
1462 | r_cfg->app[i].protocolid); | |
1463 | } | |
1464 | } else { | |
1465 | dev_info(&pf->pdev->dev, | |
1466 | "dump desc tx <vsi_seid> <ring_id> [<desc_n>], dump desc rx <vsi_seid> <ring_id> [<desc_n>],\n"); | |
1467 | dev_info(&pf->pdev->dev, "dump switch, dump vsi [seid] or\n"); | |
1468 | dev_info(&pf->pdev->dev, "dump stats\n"); | |
1469 | dev_info(&pf->pdev->dev, "dump reset stats\n"); | |
1470 | dev_info(&pf->pdev->dev, "dump port\n"); | |
1471 | dev_info(&pf->pdev->dev, | |
1472 | "dump debug fwdata <cluster_id> <table_id> <index>\n"); | |
1473 | } | |
1474 | ||
1475 | } else if (strncmp(cmd_buf, "msg_enable", 10) == 0) { | |
1476 | u32 level; | |
1477 | cnt = sscanf(&cmd_buf[10], "%i", &level); | |
1478 | if (cnt) { | |
1479 | if (I40E_DEBUG_USER & level) { | |
1480 | pf->hw.debug_mask = level; | |
1481 | dev_info(&pf->pdev->dev, | |
1482 | "set hw.debug_mask = 0x%08x\n", | |
1483 | pf->hw.debug_mask); | |
1484 | } | |
1485 | pf->msg_enable = level; | |
1486 | dev_info(&pf->pdev->dev, "set msg_enable = 0x%08x\n", | |
1487 | pf->msg_enable); | |
1488 | } else { | |
1489 | dev_info(&pf->pdev->dev, "msg_enable = 0x%08x\n", | |
1490 | pf->msg_enable); | |
1491 | } | |
1492 | } else if (strncmp(cmd_buf, "pfr", 3) == 0) { | |
69bfb110 | 1493 | dev_info(&pf->pdev->dev, "debugfs: forcing PFR\n"); |
23326186 | 1494 | i40e_do_reset_safe(pf, (1 << __I40E_PF_RESET_REQUESTED)); |
02e9c290 JB |
1495 | |
1496 | } else if (strncmp(cmd_buf, "corer", 5) == 0) { | |
69bfb110 | 1497 | dev_info(&pf->pdev->dev, "debugfs: forcing CoreR\n"); |
23326186 | 1498 | i40e_do_reset_safe(pf, (1 << __I40E_CORE_RESET_REQUESTED)); |
02e9c290 JB |
1499 | |
1500 | } else if (strncmp(cmd_buf, "globr", 5) == 0) { | |
69bfb110 | 1501 | dev_info(&pf->pdev->dev, "debugfs: forcing GlobR\n"); |
23326186 | 1502 | i40e_do_reset_safe(pf, (1 << __I40E_GLOBAL_RESET_REQUESTED)); |
02e9c290 | 1503 | |
7823fe34 | 1504 | } else if (strncmp(cmd_buf, "empr", 4) == 0) { |
69bfb110 | 1505 | dev_info(&pf->pdev->dev, "debugfs: forcing EMPR\n"); |
23326186 | 1506 | i40e_do_reset_safe(pf, (1 << __I40E_EMP_RESET_REQUESTED)); |
7823fe34 | 1507 | |
02e9c290 JB |
1508 | } else if (strncmp(cmd_buf, "read", 4) == 0) { |
1509 | u32 address; | |
1510 | u32 value; | |
2706a20e | 1511 | cnt = sscanf(&cmd_buf[4], "%i", &address); |
02e9c290 JB |
1512 | if (cnt != 1) { |
1513 | dev_info(&pf->pdev->dev, "read <reg>\n"); | |
1514 | goto command_write_done; | |
1515 | } | |
1516 | ||
1517 | /* check the range on address */ | |
1518 | if (address >= I40E_MAX_REGISTER) { | |
1519 | dev_info(&pf->pdev->dev, "read reg address 0x%08x too large\n", | |
1520 | address); | |
1521 | goto command_write_done; | |
1522 | } | |
1523 | ||
1524 | value = rd32(&pf->hw, address); | |
1525 | dev_info(&pf->pdev->dev, "read: 0x%08x = 0x%08x\n", | |
1526 | address, value); | |
1527 | ||
1528 | } else if (strncmp(cmd_buf, "write", 5) == 0) { | |
1529 | u32 address, value; | |
2706a20e | 1530 | cnt = sscanf(&cmd_buf[5], "%i %i", &address, &value); |
02e9c290 JB |
1531 | if (cnt != 2) { |
1532 | dev_info(&pf->pdev->dev, "write <reg> <value>\n"); | |
1533 | goto command_write_done; | |
1534 | } | |
1535 | ||
1536 | /* check the range on address */ | |
1537 | if (address >= I40E_MAX_REGISTER) { | |
1538 | dev_info(&pf->pdev->dev, "write reg address 0x%08x too large\n", | |
1539 | address); | |
1540 | goto command_write_done; | |
1541 | } | |
1542 | wr32(&pf->hw, address, value); | |
1543 | value = rd32(&pf->hw, address); | |
1544 | dev_info(&pf->pdev->dev, "write: 0x%08x = 0x%08x\n", | |
1545 | address, value); | |
1546 | } else if (strncmp(cmd_buf, "clear_stats", 11) == 0) { | |
1547 | if (strncmp(&cmd_buf[12], "vsi", 3) == 0) { | |
2706a20e | 1548 | cnt = sscanf(&cmd_buf[15], "%i", &vsi_seid); |
02e9c290 JB |
1549 | if (cnt == 0) { |
1550 | int i; | |
505682cd | 1551 | for (i = 0; i < pf->num_alloc_vsi; i++) |
02e9c290 JB |
1552 | i40e_vsi_reset_stats(pf->vsi[i]); |
1553 | dev_info(&pf->pdev->dev, "vsi clear stats called for all vsi's\n"); | |
1554 | } else if (cnt == 1) { | |
1555 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
1556 | if (!vsi) { | |
1557 | dev_info(&pf->pdev->dev, | |
1558 | "clear_stats vsi: bad vsi %d\n", | |
1559 | vsi_seid); | |
1560 | goto command_write_done; | |
1561 | } | |
1562 | i40e_vsi_reset_stats(vsi); | |
1563 | dev_info(&pf->pdev->dev, | |
1564 | "vsi clear stats called for vsi %d\n", | |
1565 | vsi_seid); | |
1566 | } else { | |
1567 | dev_info(&pf->pdev->dev, "clear_stats vsi [seid]\n"); | |
1568 | } | |
1569 | } else if (strncmp(&cmd_buf[12], "pf", 2) == 0) { | |
1570 | i40e_pf_reset_stats(pf); | |
1571 | dev_info(&pf->pdev->dev, "pf clear stats called\n"); | |
1572 | } else { | |
1573 | dev_info(&pf->pdev->dev, "clear_stats vsi [seid] or clear_stats pf\n"); | |
1574 | } | |
f1143c4b ASJ |
1575 | } else if (strncmp(cmd_buf, "send aq_cmd", 11) == 0) { |
1576 | struct i40e_aq_desc *desc; | |
1577 | i40e_status ret; | |
1578 | ||
1579 | desc = kzalloc(sizeof(struct i40e_aq_desc), GFP_KERNEL); | |
1580 | if (!desc) | |
1581 | goto command_write_done; | |
1582 | cnt = sscanf(&cmd_buf[11], | |
1583 | "%hx %hx %hx %hx %x %x %x %x %x %x", | |
1584 | &desc->flags, | |
1585 | &desc->opcode, &desc->datalen, &desc->retval, | |
1586 | &desc->cookie_high, &desc->cookie_low, | |
1587 | &desc->params.internal.param0, | |
1588 | &desc->params.internal.param1, | |
1589 | &desc->params.internal.param2, | |
1590 | &desc->params.internal.param3); | |
1591 | if (cnt != 10) { | |
1592 | dev_info(&pf->pdev->dev, | |
1593 | "send aq_cmd: bad command string, cnt=%d\n", | |
1594 | cnt); | |
1595 | kfree(desc); | |
1596 | desc = NULL; | |
1597 | goto command_write_done; | |
1598 | } | |
1599 | ret = i40e_asq_send_command(&pf->hw, desc, NULL, 0, NULL); | |
1600 | if (!ret) { | |
1601 | dev_info(&pf->pdev->dev, "AQ command sent Status : Success\n"); | |
1602 | } else if (ret == I40E_ERR_ADMIN_QUEUE_ERROR) { | |
1603 | dev_info(&pf->pdev->dev, | |
1604 | "AQ command send failed Opcode %x AQ Error: %d\n", | |
1605 | desc->opcode, pf->hw.aq.asq_last_status); | |
1606 | } else { | |
1607 | dev_info(&pf->pdev->dev, | |
1608 | "AQ command send failed Opcode %x Status: %d\n", | |
1609 | desc->opcode, ret); | |
1610 | } | |
1611 | dev_info(&pf->pdev->dev, | |
1612 | "AQ desc WB 0x%04x 0x%04x 0x%04x 0x%04x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n", | |
1613 | desc->flags, desc->opcode, desc->datalen, desc->retval, | |
1614 | desc->cookie_high, desc->cookie_low, | |
1615 | desc->params.internal.param0, | |
1616 | desc->params.internal.param1, | |
1617 | desc->params.internal.param2, | |
1618 | desc->params.internal.param3); | |
1619 | kfree(desc); | |
1620 | desc = NULL; | |
1621 | } else if (strncmp(cmd_buf, "send indirect aq_cmd", 20) == 0) { | |
1622 | struct i40e_aq_desc *desc; | |
1623 | i40e_status ret; | |
1624 | u16 buffer_len; | |
1625 | u8 *buff; | |
1626 | ||
1627 | desc = kzalloc(sizeof(struct i40e_aq_desc), GFP_KERNEL); | |
1628 | if (!desc) | |
1629 | goto command_write_done; | |
1630 | cnt = sscanf(&cmd_buf[20], | |
1631 | "%hx %hx %hx %hx %x %x %x %x %x %x %hd", | |
1632 | &desc->flags, | |
1633 | &desc->opcode, &desc->datalen, &desc->retval, | |
1634 | &desc->cookie_high, &desc->cookie_low, | |
1635 | &desc->params.internal.param0, | |
1636 | &desc->params.internal.param1, | |
1637 | &desc->params.internal.param2, | |
1638 | &desc->params.internal.param3, | |
1639 | &buffer_len); | |
1640 | if (cnt != 11) { | |
1641 | dev_info(&pf->pdev->dev, | |
1642 | "send indirect aq_cmd: bad command string, cnt=%d\n", | |
1643 | cnt); | |
1644 | kfree(desc); | |
1645 | desc = NULL; | |
1646 | goto command_write_done; | |
1647 | } | |
1648 | /* Just stub a buffer big enough in case user messed up */ | |
1649 | if (buffer_len == 0) | |
1650 | buffer_len = 1280; | |
1651 | ||
1652 | buff = kzalloc(buffer_len, GFP_KERNEL); | |
1653 | if (!buff) { | |
1654 | kfree(desc); | |
1655 | desc = NULL; | |
1656 | goto command_write_done; | |
1657 | } | |
1658 | desc->flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF); | |
1659 | ret = i40e_asq_send_command(&pf->hw, desc, buff, | |
1660 | buffer_len, NULL); | |
1661 | if (!ret) { | |
1662 | dev_info(&pf->pdev->dev, "AQ command sent Status : Success\n"); | |
1663 | } else if (ret == I40E_ERR_ADMIN_QUEUE_ERROR) { | |
1664 | dev_info(&pf->pdev->dev, | |
1665 | "AQ command send failed Opcode %x AQ Error: %d\n", | |
1666 | desc->opcode, pf->hw.aq.asq_last_status); | |
1667 | } else { | |
1668 | dev_info(&pf->pdev->dev, | |
1669 | "AQ command send failed Opcode %x Status: %d\n", | |
1670 | desc->opcode, ret); | |
1671 | } | |
1672 | dev_info(&pf->pdev->dev, | |
1673 | "AQ desc WB 0x%04x 0x%04x 0x%04x 0x%04x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n", | |
1674 | desc->flags, desc->opcode, desc->datalen, desc->retval, | |
1675 | desc->cookie_high, desc->cookie_low, | |
1676 | desc->params.internal.param0, | |
1677 | desc->params.internal.param1, | |
1678 | desc->params.internal.param2, | |
1679 | desc->params.internal.param3); | |
1680 | print_hex_dump(KERN_INFO, "AQ buffer WB: ", | |
1681 | DUMP_PREFIX_OFFSET, 16, 1, | |
1682 | buff, buffer_len, true); | |
1683 | kfree(buff); | |
1684 | buff = NULL; | |
1685 | kfree(desc); | |
1686 | desc = NULL; | |
02e9c290 JB |
1687 | } else if ((strncmp(cmd_buf, "add fd_filter", 13) == 0) || |
1688 | (strncmp(cmd_buf, "rem fd_filter", 13) == 0)) { | |
17a73f6b | 1689 | struct i40e_fdir_filter fd_data; |
02e9c290 JB |
1690 | u16 packet_len, i, j = 0; |
1691 | char *asc_packet; | |
17a73f6b | 1692 | u8 *raw_packet; |
02e9c290 | 1693 | bool add = false; |
738a9e9b | 1694 | int ret; |
02e9c290 | 1695 | |
55a5e60b ASJ |
1696 | if (!(pf->flags & I40E_FLAG_FD_SB_ENABLED)) |
1697 | goto command_write_done; | |
1698 | ||
1699 | if (strncmp(cmd_buf, "add", 3) == 0) | |
1700 | add = true; | |
1701 | ||
1702 | if (add && (pf->auto_disable_flags & I40E_FLAG_FD_SB_ENABLED)) | |
1703 | goto command_write_done; | |
1704 | ||
17a73f6b | 1705 | asc_packet = kzalloc(I40E_FDIR_MAX_RAW_PACKET_SIZE, |
02e9c290 JB |
1706 | GFP_KERNEL); |
1707 | if (!asc_packet) | |
1708 | goto command_write_done; | |
1709 | ||
17a73f6b JG |
1710 | raw_packet = kzalloc(I40E_FDIR_MAX_RAW_PACKET_SIZE, |
1711 | GFP_KERNEL); | |
02e9c290 | 1712 | |
17a73f6b | 1713 | if (!raw_packet) { |
02e9c290 JB |
1714 | kfree(asc_packet); |
1715 | asc_packet = NULL; | |
1716 | goto command_write_done; | |
1717 | } | |
1718 | ||
02e9c290 | 1719 | cnt = sscanf(&cmd_buf[13], |
5561b6a1 | 1720 | "%hx %2hhx %2hhx %hx %2hhx %2hhx %hx %x %hd %511s", |
02e9c290 JB |
1721 | &fd_data.q_index, |
1722 | &fd_data.flex_off, &fd_data.pctype, | |
1723 | &fd_data.dest_vsi, &fd_data.dest_ctl, | |
1724 | &fd_data.fd_status, &fd_data.cnt_index, | |
1725 | &fd_data.fd_id, &packet_len, asc_packet); | |
1726 | if (cnt != 10) { | |
1727 | dev_info(&pf->pdev->dev, | |
1728 | "program fd_filter: bad command string, cnt=%d\n", | |
1729 | cnt); | |
1730 | kfree(asc_packet); | |
1731 | asc_packet = NULL; | |
17a73f6b | 1732 | kfree(raw_packet); |
02e9c290 JB |
1733 | goto command_write_done; |
1734 | } | |
1735 | ||
1736 | /* fix packet length if user entered 0 */ | |
1737 | if (packet_len == 0) | |
17a73f6b | 1738 | packet_len = I40E_FDIR_MAX_RAW_PACKET_SIZE; |
02e9c290 JB |
1739 | |
1740 | /* make sure to check the max as well */ | |
1741 | packet_len = min_t(u16, | |
17a73f6b | 1742 | packet_len, I40E_FDIR_MAX_RAW_PACKET_SIZE); |
02e9c290 | 1743 | |
02e9c290 JB |
1744 | for (i = 0; i < packet_len; i++) { |
1745 | sscanf(&asc_packet[j], "%2hhx ", | |
17a73f6b | 1746 | &raw_packet[i]); |
02e9c290 | 1747 | j += 3; |
02e9c290 | 1748 | } |
3753cb24 NP |
1749 | dev_info(&pf->pdev->dev, "FD raw packet dump\n"); |
1750 | print_hex_dump(KERN_INFO, "FD raw packet: ", | |
1751 | DUMP_PREFIX_OFFSET, 16, 1, | |
17a73f6b JG |
1752 | raw_packet, packet_len, true); |
1753 | ret = i40e_program_fdir_filter(&fd_data, raw_packet, pf, add); | |
02e9c290 JB |
1754 | if (!ret) { |
1755 | dev_info(&pf->pdev->dev, "Filter command send Status : Success\n"); | |
1756 | } else { | |
1757 | dev_info(&pf->pdev->dev, | |
1758 | "Filter command send failed %d\n", ret); | |
1759 | } | |
17a73f6b JG |
1760 | kfree(raw_packet); |
1761 | raw_packet = NULL; | |
02e9c290 JB |
1762 | kfree(asc_packet); |
1763 | asc_packet = NULL; | |
cbf61325 ASJ |
1764 | } else if (strncmp(cmd_buf, "fd-atr off", 10) == 0) { |
1765 | i40e_dbg_cmd_fd_ctrl(pf, I40E_FLAG_FD_ATR_ENABLED, false); | |
1766 | } else if (strncmp(cmd_buf, "fd-atr on", 9) == 0) { | |
1767 | i40e_dbg_cmd_fd_ctrl(pf, I40E_FLAG_FD_ATR_ENABLED, true); | |
e17ff05c ASJ |
1768 | } else if (strncmp(cmd_buf, "fd current cnt", 14) == 0) { |
1769 | dev_info(&pf->pdev->dev, "FD current total filter count for this interface: %d\n", | |
1770 | i40e_get_current_fd_count(pf)); | |
02e9c290 JB |
1771 | } else if (strncmp(cmd_buf, "lldp", 4) == 0) { |
1772 | if (strncmp(&cmd_buf[5], "stop", 4) == 0) { | |
1773 | int ret; | |
1774 | ret = i40e_aq_stop_lldp(&pf->hw, false, NULL); | |
1775 | if (ret) { | |
1776 | dev_info(&pf->pdev->dev, | |
1777 | "Stop LLDP AQ command failed =0x%x\n", | |
1778 | pf->hw.aq.asq_last_status); | |
1779 | goto command_write_done; | |
1780 | } | |
4e3b35b0 NP |
1781 | ret = i40e_aq_add_rem_control_packet_filter(&pf->hw, |
1782 | pf->hw.mac.addr, | |
1783 | I40E_ETH_P_LLDP, 0, | |
1784 | pf->vsi[pf->lan_vsi]->seid, | |
1785 | 0, true, NULL, NULL); | |
1786 | if (ret) { | |
1787 | dev_info(&pf->pdev->dev, | |
1788 | "%s: Add Control Packet Filter AQ command failed =0x%x\n", | |
1789 | __func__, pf->hw.aq.asq_last_status); | |
1790 | goto command_write_done; | |
1791 | } | |
1792 | #ifdef CONFIG_I40E_DCB | |
1793 | pf->dcbx_cap = DCB_CAP_DCBX_HOST | | |
1794 | DCB_CAP_DCBX_VER_IEEE; | |
1795 | #endif /* CONFIG_I40E_DCB */ | |
02e9c290 JB |
1796 | } else if (strncmp(&cmd_buf[5], "start", 5) == 0) { |
1797 | int ret; | |
4e3b35b0 NP |
1798 | ret = i40e_aq_add_rem_control_packet_filter(&pf->hw, |
1799 | pf->hw.mac.addr, | |
1800 | I40E_ETH_P_LLDP, 0, | |
1801 | pf->vsi[pf->lan_vsi]->seid, | |
1802 | 0, false, NULL, NULL); | |
1803 | if (ret) { | |
1804 | dev_info(&pf->pdev->dev, | |
1805 | "%s: Remove Control Packet Filter AQ command failed =0x%x\n", | |
1806 | __func__, pf->hw.aq.asq_last_status); | |
1807 | /* Continue and start FW LLDP anyways */ | |
1808 | } | |
1809 | ||
02e9c290 JB |
1810 | ret = i40e_aq_start_lldp(&pf->hw, NULL); |
1811 | if (ret) { | |
1812 | dev_info(&pf->pdev->dev, | |
1813 | "Start LLDP AQ command failed =0x%x\n", | |
1814 | pf->hw.aq.asq_last_status); | |
1815 | goto command_write_done; | |
1816 | } | |
4e3b35b0 NP |
1817 | #ifdef CONFIG_I40E_DCB |
1818 | pf->dcbx_cap = DCB_CAP_DCBX_LLD_MANAGED | | |
1819 | DCB_CAP_DCBX_VER_IEEE; | |
1820 | #endif /* CONFIG_I40E_DCB */ | |
02e9c290 JB |
1821 | } else if (strncmp(&cmd_buf[5], |
1822 | "get local", 9) == 0) { | |
738a9e9b | 1823 | u16 llen, rlen; |
3753cb24 | 1824 | int ret; |
02e9c290 | 1825 | u8 *buff; |
02e9c290 JB |
1826 | buff = kzalloc(I40E_LLDPDU_SIZE, GFP_KERNEL); |
1827 | if (!buff) | |
1828 | goto command_write_done; | |
1829 | ||
1830 | ret = i40e_aq_get_lldp_mib(&pf->hw, 0, | |
1831 | I40E_AQ_LLDP_MIB_LOCAL, | |
1832 | buff, I40E_LLDPDU_SIZE, | |
1833 | &llen, &rlen, NULL); | |
1834 | if (ret) { | |
1835 | dev_info(&pf->pdev->dev, | |
1836 | "Get LLDP MIB (local) AQ command failed =0x%x\n", | |
1837 | pf->hw.aq.asq_last_status); | |
1838 | kfree(buff); | |
1839 | buff = NULL; | |
1840 | goto command_write_done; | |
1841 | } | |
3753cb24 NP |
1842 | dev_info(&pf->pdev->dev, "LLDP MIB (local)\n"); |
1843 | print_hex_dump(KERN_INFO, "LLDP MIB (local): ", | |
1844 | DUMP_PREFIX_OFFSET, 16, 1, | |
1845 | buff, I40E_LLDPDU_SIZE, true); | |
02e9c290 JB |
1846 | kfree(buff); |
1847 | buff = NULL; | |
1848 | } else if (strncmp(&cmd_buf[5], "get remote", 10) == 0) { | |
738a9e9b | 1849 | u16 llen, rlen; |
3753cb24 | 1850 | int ret; |
02e9c290 | 1851 | u8 *buff; |
02e9c290 JB |
1852 | buff = kzalloc(I40E_LLDPDU_SIZE, GFP_KERNEL); |
1853 | if (!buff) | |
1854 | goto command_write_done; | |
1855 | ||
1856 | ret = i40e_aq_get_lldp_mib(&pf->hw, | |
1857 | I40E_AQ_LLDP_BRIDGE_TYPE_NEAREST_BRIDGE, | |
c27936e7 | 1858 | I40E_AQ_LLDP_MIB_REMOTE, |
02e9c290 JB |
1859 | buff, I40E_LLDPDU_SIZE, |
1860 | &llen, &rlen, NULL); | |
1861 | if (ret) { | |
1862 | dev_info(&pf->pdev->dev, | |
1863 | "Get LLDP MIB (remote) AQ command failed =0x%x\n", | |
1864 | pf->hw.aq.asq_last_status); | |
1865 | kfree(buff); | |
1866 | buff = NULL; | |
1867 | goto command_write_done; | |
1868 | } | |
3753cb24 NP |
1869 | dev_info(&pf->pdev->dev, "LLDP MIB (remote)\n"); |
1870 | print_hex_dump(KERN_INFO, "LLDP MIB (remote): ", | |
1871 | DUMP_PREFIX_OFFSET, 16, 1, | |
1872 | buff, I40E_LLDPDU_SIZE, true); | |
02e9c290 JB |
1873 | kfree(buff); |
1874 | buff = NULL; | |
1875 | } else if (strncmp(&cmd_buf[5], "event on", 8) == 0) { | |
1876 | int ret; | |
1877 | ret = i40e_aq_cfg_lldp_mib_change_event(&pf->hw, | |
1878 | true, NULL); | |
1879 | if (ret) { | |
1880 | dev_info(&pf->pdev->dev, | |
1881 | "Config LLDP MIB Change Event (on) AQ command failed =0x%x\n", | |
1882 | pf->hw.aq.asq_last_status); | |
1883 | goto command_write_done; | |
1884 | } | |
1885 | } else if (strncmp(&cmd_buf[5], "event off", 9) == 0) { | |
1886 | int ret; | |
1887 | ret = i40e_aq_cfg_lldp_mib_change_event(&pf->hw, | |
1888 | false, NULL); | |
1889 | if (ret) { | |
1890 | dev_info(&pf->pdev->dev, | |
1891 | "Config LLDP MIB Change Event (off) AQ command failed =0x%x\n", | |
1892 | pf->hw.aq.asq_last_status); | |
1893 | goto command_write_done; | |
1894 | } | |
1895 | } | |
1896 | } else if (strncmp(cmd_buf, "nvm read", 8) == 0) { | |
3753cb24 | 1897 | u16 buffer_len, bytes; |
02e9c290 JB |
1898 | u16 module; |
1899 | u32 offset; | |
1900 | u16 *buff; | |
1901 | int ret; | |
1902 | ||
1903 | cnt = sscanf(&cmd_buf[8], "%hx %x %hx", | |
1904 | &module, &offset, &buffer_len); | |
1905 | if (cnt == 0) { | |
1906 | module = 0; | |
1907 | offset = 0; | |
1908 | buffer_len = 0; | |
1909 | } else if (cnt == 1) { | |
1910 | offset = 0; | |
1911 | buffer_len = 0; | |
1912 | } else if (cnt == 2) { | |
1913 | buffer_len = 0; | |
1914 | } else if (cnt > 3) { | |
1915 | dev_info(&pf->pdev->dev, | |
1916 | "nvm read: bad command string, cnt=%d\n", cnt); | |
1917 | goto command_write_done; | |
1918 | } | |
1919 | ||
520dfd8b JB |
1920 | /* set the max length */ |
1921 | buffer_len = min_t(u16, buffer_len, I40E_MAX_AQ_BUF_SIZE/2); | |
02e9c290 JB |
1922 | |
1923 | bytes = 2 * buffer_len; | |
520dfd8b JB |
1924 | |
1925 | /* read at least 1k bytes, no more than 4kB */ | |
1926 | bytes = clamp(bytes, (u16)1024, (u16)I40E_MAX_AQ_BUF_SIZE); | |
02e9c290 JB |
1927 | buff = kzalloc(bytes, GFP_KERNEL); |
1928 | if (!buff) | |
1929 | goto command_write_done; | |
1930 | ||
1931 | ret = i40e_acquire_nvm(&pf->hw, I40E_RESOURCE_READ); | |
1932 | if (ret) { | |
1933 | dev_info(&pf->pdev->dev, | |
1934 | "Failed Acquiring NVM resource for read err=%d status=0x%x\n", | |
1935 | ret, pf->hw.aq.asq_last_status); | |
1936 | kfree(buff); | |
1937 | goto command_write_done; | |
1938 | } | |
1939 | ||
1940 | ret = i40e_aq_read_nvm(&pf->hw, module, (2 * offset), | |
1941 | bytes, (u8 *)buff, true, NULL); | |
1942 | i40e_release_nvm(&pf->hw); | |
1943 | if (ret) { | |
1944 | dev_info(&pf->pdev->dev, | |
1945 | "Read NVM AQ failed err=%d status=0x%x\n", | |
1946 | ret, pf->hw.aq.asq_last_status); | |
1947 | } else { | |
1948 | dev_info(&pf->pdev->dev, | |
1949 | "Read NVM module=0x%x offset=0x%x words=%d\n", | |
1950 | module, offset, buffer_len); | |
a45e88c9 | 1951 | if (bytes) |
3753cb24 NP |
1952 | print_hex_dump(KERN_INFO, "NVM Dump: ", |
1953 | DUMP_PREFIX_OFFSET, 16, 2, | |
a45e88c9 | 1954 | buff, bytes, true); |
02e9c290 JB |
1955 | } |
1956 | kfree(buff); | |
1957 | buff = NULL; | |
1958 | } else { | |
1959 | dev_info(&pf->pdev->dev, "unknown command '%s'\n", cmd_buf); | |
1960 | dev_info(&pf->pdev->dev, "available commands\n"); | |
1961 | dev_info(&pf->pdev->dev, " add vsi [relay_seid]\n"); | |
1962 | dev_info(&pf->pdev->dev, " del vsi [vsi_seid]\n"); | |
1963 | dev_info(&pf->pdev->dev, " add relay <uplink_seid> <vsi_seid>\n"); | |
1964 | dev_info(&pf->pdev->dev, " del relay <relay_seid>\n"); | |
1965 | dev_info(&pf->pdev->dev, " add macaddr <vsi_seid> <aa:bb:cc:dd:ee:ff> [vlan]\n"); | |
1966 | dev_info(&pf->pdev->dev, " del macaddr <vsi_seid> <aa:bb:cc:dd:ee:ff> [vlan]\n"); | |
1967 | dev_info(&pf->pdev->dev, " add pvid <vsi_seid> <vid>\n"); | |
1968 | dev_info(&pf->pdev->dev, " del pvid <vsi_seid>\n"); | |
1969 | dev_info(&pf->pdev->dev, " dump switch\n"); | |
1970 | dev_info(&pf->pdev->dev, " dump vsi [seid]\n"); | |
1971 | dev_info(&pf->pdev->dev, " dump desc tx <vsi_seid> <ring_id> [<desc_n>]\n"); | |
1972 | dev_info(&pf->pdev->dev, " dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n"); | |
1973 | dev_info(&pf->pdev->dev, " dump desc aq\n"); | |
1974 | dev_info(&pf->pdev->dev, " dump stats\n"); | |
1975 | dev_info(&pf->pdev->dev, " dump reset stats\n"); | |
1976 | dev_info(&pf->pdev->dev, " msg_enable [level]\n"); | |
1977 | dev_info(&pf->pdev->dev, " read <reg>\n"); | |
1978 | dev_info(&pf->pdev->dev, " write <reg> <value>\n"); | |
1979 | dev_info(&pf->pdev->dev, " clear_stats vsi [seid]\n"); | |
1980 | dev_info(&pf->pdev->dev, " clear_stats pf\n"); | |
1981 | dev_info(&pf->pdev->dev, " pfr\n"); | |
1982 | dev_info(&pf->pdev->dev, " corer\n"); | |
1983 | dev_info(&pf->pdev->dev, " globr\n"); | |
f1143c4b ASJ |
1984 | dev_info(&pf->pdev->dev, " send aq_cmd <flags> <opcode> <datalen> <retval> <cookie_h> <cookie_l> <param0> <param1> <param2> <param3>\n"); |
1985 | dev_info(&pf->pdev->dev, " send indirect aq_cmd <flags> <opcode> <datalen> <retval> <cookie_h> <cookie_l> <param0> <param1> <param2> <param3> <buffer_len>\n"); | |
02e9c290 JB |
1986 | 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"); |
1987 | 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"); | |
cbf61325 ASJ |
1988 | dev_info(&pf->pdev->dev, " fd-atr off\n"); |
1989 | dev_info(&pf->pdev->dev, " fd-atr on\n"); | |
e17ff05c | 1990 | dev_info(&pf->pdev->dev, " fd current cnt"); |
02e9c290 JB |
1991 | dev_info(&pf->pdev->dev, " lldp start\n"); |
1992 | dev_info(&pf->pdev->dev, " lldp stop\n"); | |
1993 | dev_info(&pf->pdev->dev, " lldp get local\n"); | |
1994 | dev_info(&pf->pdev->dev, " lldp get remote\n"); | |
1995 | dev_info(&pf->pdev->dev, " lldp event on\n"); | |
1996 | dev_info(&pf->pdev->dev, " lldp event off\n"); | |
1997 | dev_info(&pf->pdev->dev, " nvm read [module] [word_offset] [word_count]\n"); | |
1998 | } | |
1999 | ||
2000 | command_write_done: | |
2001 | kfree(cmd_buf); | |
2002 | cmd_buf = NULL; | |
02e9c290 JB |
2003 | return count; |
2004 | } | |
2005 | ||
2006 | static const struct file_operations i40e_dbg_command_fops = { | |
2007 | .owner = THIS_MODULE, | |
2008 | .open = simple_open, | |
2009 | .read = i40e_dbg_command_read, | |
2010 | .write = i40e_dbg_command_write, | |
2011 | }; | |
2012 | ||
2013 | /************************************************************** | |
2014 | * netdev_ops | |
2015 | * The netdev_ops entry in debugfs is for giving the driver commands | |
2016 | * to be executed from the netdev operations. | |
2017 | **************************************************************/ | |
2018 | static char i40e_dbg_netdev_ops_buf[256] = "hello world"; | |
2019 | ||
2020 | /** | |
2021 | * i40e_dbg_netdev_ops - read for netdev_ops datum | |
2022 | * @filp: the opened file | |
2023 | * @buffer: where to write the data for the user to read | |
2024 | * @count: the size of the user's buffer | |
2025 | * @ppos: file position offset | |
2026 | **/ | |
2027 | static ssize_t i40e_dbg_netdev_ops_read(struct file *filp, char __user *buffer, | |
2028 | size_t count, loff_t *ppos) | |
2029 | { | |
2030 | struct i40e_pf *pf = filp->private_data; | |
2031 | int bytes_not_copied; | |
2032 | int buf_size = 256; | |
2033 | char *buf; | |
2034 | int len; | |
2035 | ||
2036 | /* don't allow partal reads */ | |
2037 | if (*ppos != 0) | |
2038 | return 0; | |
2039 | if (count < buf_size) | |
2040 | return -ENOSPC; | |
2041 | ||
2042 | buf = kzalloc(buf_size, GFP_KERNEL); | |
2043 | if (!buf) | |
2044 | return -ENOSPC; | |
2045 | ||
2046 | len = snprintf(buf, buf_size, "%s: %s\n", | |
2047 | pf->vsi[pf->lan_vsi]->netdev->name, | |
2048 | i40e_dbg_netdev_ops_buf); | |
2049 | ||
2050 | bytes_not_copied = copy_to_user(buffer, buf, len); | |
2051 | kfree(buf); | |
2052 | ||
2053 | if (bytes_not_copied < 0) | |
2054 | return bytes_not_copied; | |
2055 | ||
2056 | *ppos = len; | |
2057 | return len; | |
2058 | } | |
2059 | ||
2060 | /** | |
2061 | * i40e_dbg_netdev_ops_write - write into netdev_ops datum | |
2062 | * @filp: the opened file | |
2063 | * @buffer: where to find the user's data | |
2064 | * @count: the length of the user's data | |
2065 | * @ppos: file position offset | |
2066 | **/ | |
2067 | static ssize_t i40e_dbg_netdev_ops_write(struct file *filp, | |
2068 | const char __user *buffer, | |
2069 | size_t count, loff_t *ppos) | |
2070 | { | |
2071 | struct i40e_pf *pf = filp->private_data; | |
2072 | int bytes_not_copied; | |
2073 | struct i40e_vsi *vsi; | |
004173cb | 2074 | char *buf_tmp; |
02e9c290 JB |
2075 | int vsi_seid; |
2076 | int i, cnt; | |
2077 | ||
2078 | /* don't allow partial writes */ | |
2079 | if (*ppos != 0) | |
2080 | return 0; | |
2081 | if (count >= sizeof(i40e_dbg_netdev_ops_buf)) | |
2082 | return -ENOSPC; | |
2083 | ||
2084 | memset(i40e_dbg_netdev_ops_buf, 0, sizeof(i40e_dbg_netdev_ops_buf)); | |
2085 | bytes_not_copied = copy_from_user(i40e_dbg_netdev_ops_buf, | |
2086 | buffer, count); | |
2087 | if (bytes_not_copied < 0) | |
2088 | return bytes_not_copied; | |
2089 | else if (bytes_not_copied > 0) | |
2090 | count -= bytes_not_copied; | |
2091 | i40e_dbg_netdev_ops_buf[count] = '\0'; | |
2092 | ||
004173cb JB |
2093 | buf_tmp = strchr(i40e_dbg_netdev_ops_buf, '\n'); |
2094 | if (buf_tmp) { | |
2095 | *buf_tmp = '\0'; | |
2096 | count = buf_tmp - i40e_dbg_netdev_ops_buf + 1; | |
2097 | } | |
2098 | ||
02e9c290 JB |
2099 | if (strncmp(i40e_dbg_netdev_ops_buf, "tx_timeout", 10) == 0) { |
2100 | cnt = sscanf(&i40e_dbg_netdev_ops_buf[11], "%i", &vsi_seid); | |
2101 | if (cnt != 1) { | |
2102 | dev_info(&pf->pdev->dev, "tx_timeout <vsi_seid>\n"); | |
2103 | goto netdev_ops_write_done; | |
2104 | } | |
2105 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
2106 | if (!vsi) { | |
2107 | dev_info(&pf->pdev->dev, | |
2108 | "tx_timeout: VSI %d not found\n", vsi_seid); | |
ca04657b SN |
2109 | } else if (!vsi->netdev) { |
2110 | dev_info(&pf->pdev->dev, "tx_timeout: no netdev for VSI %d\n", | |
2111 | vsi_seid); | |
2112 | } else if (test_bit(__I40E_DOWN, &vsi->state)) { | |
2113 | dev_info(&pf->pdev->dev, "tx_timeout: VSI %d not UP\n", | |
2114 | vsi_seid); | |
2115 | } else if (rtnl_trylock()) { | |
02e9c290 JB |
2116 | vsi->netdev->netdev_ops->ndo_tx_timeout(vsi->netdev); |
2117 | rtnl_unlock(); | |
2118 | dev_info(&pf->pdev->dev, "tx_timeout called\n"); | |
2119 | } else { | |
2120 | dev_info(&pf->pdev->dev, "Could not acquire RTNL - please try again\n"); | |
2121 | } | |
2122 | } else if (strncmp(i40e_dbg_netdev_ops_buf, "change_mtu", 10) == 0) { | |
2123 | int mtu; | |
2124 | cnt = sscanf(&i40e_dbg_netdev_ops_buf[11], "%i %i", | |
2125 | &vsi_seid, &mtu); | |
2126 | if (cnt != 2) { | |
2127 | dev_info(&pf->pdev->dev, "change_mtu <vsi_seid> <mtu>\n"); | |
2128 | goto netdev_ops_write_done; | |
2129 | } | |
2130 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
2131 | if (!vsi) { | |
2132 | dev_info(&pf->pdev->dev, | |
2133 | "change_mtu: VSI %d not found\n", vsi_seid); | |
ca04657b SN |
2134 | } else if (!vsi->netdev) { |
2135 | dev_info(&pf->pdev->dev, "change_mtu: no netdev for VSI %d\n", | |
2136 | vsi_seid); | |
2137 | } else if (rtnl_trylock()) { | |
02e9c290 JB |
2138 | vsi->netdev->netdev_ops->ndo_change_mtu(vsi->netdev, |
2139 | mtu); | |
2140 | rtnl_unlock(); | |
2141 | dev_info(&pf->pdev->dev, "change_mtu called\n"); | |
2142 | } else { | |
2143 | dev_info(&pf->pdev->dev, "Could not acquire RTNL - please try again\n"); | |
2144 | } | |
2145 | ||
2146 | } else if (strncmp(i40e_dbg_netdev_ops_buf, "set_rx_mode", 11) == 0) { | |
2147 | cnt = sscanf(&i40e_dbg_netdev_ops_buf[11], "%i", &vsi_seid); | |
2148 | if (cnt != 1) { | |
2149 | dev_info(&pf->pdev->dev, "set_rx_mode <vsi_seid>\n"); | |
2150 | goto netdev_ops_write_done; | |
2151 | } | |
2152 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
2153 | if (!vsi) { | |
2154 | dev_info(&pf->pdev->dev, | |
2155 | "set_rx_mode: VSI %d not found\n", vsi_seid); | |
ca04657b SN |
2156 | } else if (!vsi->netdev) { |
2157 | dev_info(&pf->pdev->dev, "set_rx_mode: no netdev for VSI %d\n", | |
2158 | vsi_seid); | |
2159 | } else if (rtnl_trylock()) { | |
02e9c290 JB |
2160 | vsi->netdev->netdev_ops->ndo_set_rx_mode(vsi->netdev); |
2161 | rtnl_unlock(); | |
2162 | dev_info(&pf->pdev->dev, "set_rx_mode called\n"); | |
2163 | } else { | |
2164 | dev_info(&pf->pdev->dev, "Could not acquire RTNL - please try again\n"); | |
2165 | } | |
2166 | ||
2167 | } else if (strncmp(i40e_dbg_netdev_ops_buf, "napi", 4) == 0) { | |
2168 | cnt = sscanf(&i40e_dbg_netdev_ops_buf[4], "%i", &vsi_seid); | |
2169 | if (cnt != 1) { | |
2170 | dev_info(&pf->pdev->dev, "napi <vsi_seid>\n"); | |
2171 | goto netdev_ops_write_done; | |
2172 | } | |
2173 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
2174 | if (!vsi) { | |
2175 | dev_info(&pf->pdev->dev, "napi: VSI %d not found\n", | |
2176 | vsi_seid); | |
ca04657b SN |
2177 | } else if (!vsi->netdev) { |
2178 | dev_info(&pf->pdev->dev, "napi: no netdev for VSI %d\n", | |
2179 | vsi_seid); | |
2180 | } else { | |
2181 | for (i = 0; i < vsi->num_q_vectors; i++) | |
2182 | napi_schedule(&vsi->q_vectors[i]->napi); | |
2183 | dev_info(&pf->pdev->dev, "napi called\n"); | |
02e9c290 | 2184 | } |
02e9c290 JB |
2185 | } else { |
2186 | dev_info(&pf->pdev->dev, "unknown command '%s'\n", | |
2187 | i40e_dbg_netdev_ops_buf); | |
2188 | dev_info(&pf->pdev->dev, "available commands\n"); | |
2189 | dev_info(&pf->pdev->dev, " tx_timeout <vsi_seid>\n"); | |
2190 | dev_info(&pf->pdev->dev, " change_mtu <vsi_seid> <mtu>\n"); | |
2191 | dev_info(&pf->pdev->dev, " set_rx_mode <vsi_seid>\n"); | |
2192 | dev_info(&pf->pdev->dev, " napi <vsi_seid>\n"); | |
2193 | } | |
2194 | netdev_ops_write_done: | |
2195 | return count; | |
2196 | } | |
2197 | ||
2198 | static const struct file_operations i40e_dbg_netdev_ops_fops = { | |
2199 | .owner = THIS_MODULE, | |
2200 | .open = simple_open, | |
2201 | .read = i40e_dbg_netdev_ops_read, | |
2202 | .write = i40e_dbg_netdev_ops_write, | |
2203 | }; | |
2204 | ||
2205 | /** | |
2206 | * i40e_dbg_pf_init - setup the debugfs directory for the pf | |
2207 | * @pf: the pf that is starting up | |
2208 | **/ | |
2209 | void i40e_dbg_pf_init(struct i40e_pf *pf) | |
2210 | { | |
6301002f | 2211 | struct dentry *pfile; |
02e9c290 | 2212 | const char *name = pci_name(pf->pdev); |
6301002f | 2213 | const struct device *dev = &pf->pdev->dev; |
02e9c290 JB |
2214 | |
2215 | pf->i40e_dbg_pf = debugfs_create_dir(name, i40e_dbg_root); | |
6301002f JB |
2216 | if (!pf->i40e_dbg_pf) |
2217 | return; | |
2218 | ||
2219 | pfile = debugfs_create_file("command", 0600, pf->i40e_dbg_pf, pf, | |
2220 | &i40e_dbg_command_fops); | |
2221 | if (!pfile) | |
2222 | goto create_failed; | |
2223 | ||
2224 | pfile = debugfs_create_file("dump", 0600, pf->i40e_dbg_pf, pf, | |
2225 | &i40e_dbg_dump_fops); | |
2226 | if (!pfile) | |
2227 | goto create_failed; | |
2228 | ||
2229 | pfile = debugfs_create_file("netdev_ops", 0600, pf->i40e_dbg_pf, pf, | |
2230 | &i40e_dbg_netdev_ops_fops); | |
2231 | if (!pfile) | |
2232 | goto create_failed; | |
2233 | ||
2234 | return; | |
2235 | ||
2236 | create_failed: | |
2237 | dev_info(dev, "debugfs dir/file for %s failed\n", name); | |
2238 | debugfs_remove_recursive(pf->i40e_dbg_pf); | |
2239 | return; | |
02e9c290 JB |
2240 | } |
2241 | ||
2242 | /** | |
2243 | * i40e_dbg_pf_exit - clear out the pf's debugfs entries | |
2244 | * @pf: the pf that is stopping | |
2245 | **/ | |
2246 | void i40e_dbg_pf_exit(struct i40e_pf *pf) | |
2247 | { | |
2248 | debugfs_remove_recursive(pf->i40e_dbg_pf); | |
2249 | pf->i40e_dbg_pf = NULL; | |
2250 | ||
2251 | kfree(i40e_dbg_dump_buf); | |
2252 | i40e_dbg_dump_buf = NULL; | |
2253 | } | |
2254 | ||
2255 | /** | |
2256 | * i40e_dbg_init - start up debugfs for the driver | |
2257 | **/ | |
2258 | void i40e_dbg_init(void) | |
2259 | { | |
2260 | i40e_dbg_root = debugfs_create_dir(i40e_driver_name, NULL); | |
2261 | if (!i40e_dbg_root) | |
2262 | pr_info("init of debugfs failed\n"); | |
2263 | } | |
2264 | ||
2265 | /** | |
2266 | * i40e_dbg_exit - clean out the driver's debugfs entries | |
2267 | **/ | |
2268 | void i40e_dbg_exit(void) | |
2269 | { | |
2270 | debugfs_remove_recursive(i40e_dbg_root); | |
2271 | i40e_dbg_root = NULL; | |
2272 | } | |
2273 | ||
2274 | #endif /* CONFIG_DEBUG_FS */ |