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02e9c290 JB |
1 | /******************************************************************************* |
2 | * | |
3 | * Intel Ethernet Controller XL710 Family Linux Driver | |
4 | * Copyright(c) 2013 Intel Corporation. | |
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 | * | |
15 | * You should have received a copy of the GNU General Public License along with | |
16 | * this program; if not, write to the Free Software Foundation, Inc., | |
17 | * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. | |
18 | * | |
19 | * The full GNU General Public License is included in this distribution in | |
20 | * the file called "COPYING". | |
21 | * | |
22 | * Contact Information: | |
23 | * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> | |
24 | * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 | |
25 | * | |
26 | ******************************************************************************/ | |
27 | ||
28 | #ifdef CONFIG_DEBUG_FS | |
29 | ||
30 | #include <linux/fs.h> | |
31 | #include <linux/debugfs.h> | |
32 | ||
33 | #include "i40e.h" | |
34 | ||
35 | static struct dentry *i40e_dbg_root; | |
36 | ||
37 | /** | |
38 | * i40e_dbg_find_vsi - searches for the vsi with the given seid | |
39 | * @pf - the pf structure to search for the vsi | |
40 | * @seid - seid of the vsi it is searching for | |
41 | **/ | |
42 | static struct i40e_vsi *i40e_dbg_find_vsi(struct i40e_pf *pf, int seid) | |
43 | { | |
44 | int i; | |
45 | ||
46 | if (seid < 0) | |
47 | dev_info(&pf->pdev->dev, "%d: bad seid\n", seid); | |
48 | else | |
49 | for (i = 0; i < pf->hw.func_caps.num_vsis; i++) | |
50 | if (pf->vsi[i] && (pf->vsi[i]->seid == seid)) | |
51 | return pf->vsi[i]; | |
52 | ||
53 | return NULL; | |
54 | } | |
55 | ||
56 | /** | |
57 | * i40e_dbg_find_veb - searches for the veb with the given seid | |
58 | * @pf - the pf structure to search for the veb | |
59 | * @seid - seid of the veb it is searching for | |
60 | **/ | |
61 | static struct i40e_veb *i40e_dbg_find_veb(struct i40e_pf *pf, int seid) | |
62 | { | |
63 | int i; | |
64 | ||
65 | if ((seid < I40E_BASE_VEB_SEID) || | |
66 | (seid > (I40E_BASE_VEB_SEID + I40E_MAX_VEB))) | |
67 | dev_info(&pf->pdev->dev, "%d: bad seid\n", seid); | |
68 | else | |
69 | for (i = 0; i < I40E_MAX_VEB; i++) | |
70 | if (pf->veb[i] && pf->veb[i]->seid == seid) | |
71 | return pf->veb[i]; | |
72 | return NULL; | |
73 | } | |
74 | ||
75 | /************************************************************** | |
76 | * dump | |
77 | * The dump entry in debugfs is for getting a data snapshow of | |
78 | * the driver's current configuration and runtime details. | |
79 | * When the filesystem entry is written, a snapshot is taken. | |
80 | * When the entry is read, the most recent snapshot data is dumped. | |
81 | **************************************************************/ | |
82 | static char *i40e_dbg_dump_buf; | |
83 | static ssize_t i40e_dbg_dump_data_len; | |
84 | static ssize_t i40e_dbg_dump_buffer_len; | |
85 | ||
86 | /** | |
87 | * i40e_dbg_dump_read - read the dump data | |
88 | * @filp: the opened file | |
89 | * @buffer: where to write the data for the user to read | |
90 | * @count: the size of the user's buffer | |
91 | * @ppos: file position offset | |
92 | **/ | |
93 | static ssize_t i40e_dbg_dump_read(struct file *filp, char __user *buffer, | |
94 | size_t count, loff_t *ppos) | |
95 | { | |
96 | int bytes_not_copied; | |
97 | int len; | |
98 | ||
99 | /* is *ppos bigger than the available data? */ | |
100 | if (*ppos >= i40e_dbg_dump_data_len || !i40e_dbg_dump_buf) | |
101 | return 0; | |
102 | ||
103 | /* be sure to not read beyond the end of available data */ | |
104 | len = min_t(int, count, (i40e_dbg_dump_data_len - *ppos)); | |
105 | ||
106 | bytes_not_copied = copy_to_user(buffer, &i40e_dbg_dump_buf[*ppos], len); | |
107 | if (bytes_not_copied < 0) | |
108 | return bytes_not_copied; | |
109 | ||
110 | *ppos += len; | |
111 | return len; | |
112 | } | |
113 | ||
114 | /** | |
115 | * i40e_dbg_prep_dump_buf | |
116 | * @pf: the pf we're working with | |
117 | * @buflen: the desired buffer length | |
118 | * | |
119 | * Return positive if success, 0 if failed | |
120 | **/ | |
121 | static int i40e_dbg_prep_dump_buf(struct i40e_pf *pf, int buflen) | |
122 | { | |
123 | /* if not already big enough, prep for re alloc */ | |
124 | if (i40e_dbg_dump_buffer_len && i40e_dbg_dump_buffer_len < buflen) { | |
125 | kfree(i40e_dbg_dump_buf); | |
126 | i40e_dbg_dump_buffer_len = 0; | |
127 | i40e_dbg_dump_buf = NULL; | |
128 | } | |
129 | ||
130 | /* get a new buffer if needed */ | |
131 | if (!i40e_dbg_dump_buf) { | |
132 | i40e_dbg_dump_buf = kzalloc(buflen, GFP_KERNEL); | |
133 | if (i40e_dbg_dump_buf != NULL) | |
134 | i40e_dbg_dump_buffer_len = buflen; | |
135 | } | |
136 | ||
137 | return i40e_dbg_dump_buffer_len; | |
138 | } | |
139 | ||
140 | /** | |
141 | * i40e_dbg_dump_write - trigger a datadump snapshot | |
142 | * @filp: the opened file | |
143 | * @buffer: where to find the user's data | |
144 | * @count: the length of the user's data | |
145 | * @ppos: file position offset | |
146 | * | |
147 | * Any write clears the stats | |
148 | **/ | |
149 | static ssize_t i40e_dbg_dump_write(struct file *filp, | |
150 | const char __user *buffer, | |
151 | size_t count, loff_t *ppos) | |
152 | { | |
153 | struct i40e_pf *pf = filp->private_data; | |
02e9c290 | 154 | bool seid_found = false; |
02e9c290 JB |
155 | long seid = -1; |
156 | int buflen = 0; | |
157 | int i, ret; | |
158 | int len; | |
159 | u8 *p; | |
160 | ||
161 | /* don't allow partial writes */ | |
162 | if (*ppos != 0) | |
163 | return 0; | |
02e9c290 JB |
164 | |
165 | /* decode the SEID given to be dumped */ | |
004173cb JB |
166 | ret = kstrtol_from_user(buffer, count, 0, &seid); |
167 | ||
168 | if (ret) { | |
169 | dev_info(&pf->pdev->dev, "bad seid value\n"); | |
02e9c290 JB |
170 | } else if (seid == 0) { |
171 | seid_found = true; | |
172 | ||
173 | kfree(i40e_dbg_dump_buf); | |
174 | i40e_dbg_dump_buffer_len = 0; | |
175 | i40e_dbg_dump_data_len = 0; | |
176 | i40e_dbg_dump_buf = NULL; | |
177 | dev_info(&pf->pdev->dev, "debug buffer freed\n"); | |
178 | ||
179 | } else if (seid == pf->pf_seid || seid == 1) { | |
180 | seid_found = true; | |
181 | ||
182 | buflen = sizeof(struct i40e_pf); | |
183 | buflen += (sizeof(struct i40e_aq_desc) | |
184 | * (pf->hw.aq.num_arq_entries + pf->hw.aq.num_asq_entries)); | |
185 | ||
186 | if (i40e_dbg_prep_dump_buf(pf, buflen)) { | |
187 | p = i40e_dbg_dump_buf; | |
188 | ||
189 | len = sizeof(struct i40e_pf); | |
190 | memcpy(p, pf, len); | |
191 | p += len; | |
192 | ||
193 | len = (sizeof(struct i40e_aq_desc) | |
194 | * pf->hw.aq.num_asq_entries); | |
195 | memcpy(p, pf->hw.aq.asq.desc, len); | |
196 | p += len; | |
197 | ||
198 | len = (sizeof(struct i40e_aq_desc) | |
199 | * pf->hw.aq.num_arq_entries); | |
200 | memcpy(p, pf->hw.aq.arq.desc, len); | |
201 | p += len; | |
202 | ||
203 | i40e_dbg_dump_data_len = buflen; | |
204 | dev_info(&pf->pdev->dev, | |
205 | "PF seid %ld dumped %d bytes\n", | |
206 | seid, (int)i40e_dbg_dump_data_len); | |
207 | } | |
208 | } else if (seid >= I40E_BASE_VSI_SEID) { | |
209 | struct i40e_vsi *vsi = NULL; | |
210 | struct i40e_mac_filter *f; | |
211 | int filter_count = 0; | |
212 | ||
213 | mutex_lock(&pf->switch_mutex); | |
214 | vsi = i40e_dbg_find_vsi(pf, seid); | |
215 | if (!vsi) { | |
216 | mutex_unlock(&pf->switch_mutex); | |
217 | goto write_exit; | |
218 | } | |
219 | ||
220 | buflen = sizeof(struct i40e_vsi); | |
221 | buflen += sizeof(struct i40e_q_vector) * vsi->num_q_vectors; | |
222 | buflen += sizeof(struct i40e_ring) * 2 * vsi->num_queue_pairs; | |
223 | buflen += sizeof(struct i40e_tx_buffer) * vsi->num_queue_pairs; | |
224 | buflen += sizeof(struct i40e_rx_buffer) * vsi->num_queue_pairs; | |
225 | list_for_each_entry(f, &vsi->mac_filter_list, list) | |
226 | filter_count++; | |
227 | buflen += sizeof(struct i40e_mac_filter) * filter_count; | |
228 | ||
229 | if (i40e_dbg_prep_dump_buf(pf, buflen)) { | |
230 | p = i40e_dbg_dump_buf; | |
231 | seid_found = true; | |
232 | ||
233 | len = sizeof(struct i40e_vsi); | |
234 | memcpy(p, vsi, len); | |
235 | p += len; | |
236 | ||
59072ba1 SN |
237 | if (vsi->num_q_vectors) { |
238 | len = (sizeof(struct i40e_q_vector) | |
239 | * vsi->num_q_vectors); | |
240 | memcpy(p, vsi->q_vectors, len); | |
241 | p += len; | |
242 | } | |
02e9c290 | 243 | |
59072ba1 SN |
244 | if (vsi->num_queue_pairs) { |
245 | len = (sizeof(struct i40e_ring) * | |
246 | vsi->num_queue_pairs); | |
247 | memcpy(p, vsi->tx_rings, len); | |
248 | p += len; | |
249 | memcpy(p, vsi->rx_rings, len); | |
02e9c290 JB |
250 | p += len; |
251 | } | |
59072ba1 SN |
252 | |
253 | if (vsi->tx_rings[0]) { | |
254 | len = sizeof(struct i40e_tx_buffer); | |
255 | for (i = 0; i < vsi->num_queue_pairs; i++) { | |
256 | memcpy(p, vsi->tx_rings[i]->tx_bi, len); | |
257 | p += len; | |
258 | } | |
02e9c290 | 259 | len = sizeof(struct i40e_rx_buffer); |
59072ba1 SN |
260 | for (i = 0; i < vsi->num_queue_pairs; i++) { |
261 | memcpy(p, vsi->rx_rings[i]->rx_bi, len); | |
262 | p += len; | |
263 | } | |
02e9c290 JB |
264 | } |
265 | ||
266 | /* macvlan filter list */ | |
267 | len = sizeof(struct i40e_mac_filter); | |
268 | list_for_each_entry(f, &vsi->mac_filter_list, list) { | |
269 | memcpy(p, f, len); | |
270 | p += len; | |
271 | } | |
272 | ||
273 | i40e_dbg_dump_data_len = buflen; | |
274 | dev_info(&pf->pdev->dev, | |
275 | "VSI seid %ld dumped %d bytes\n", | |
276 | seid, (int)i40e_dbg_dump_data_len); | |
277 | } | |
278 | mutex_unlock(&pf->switch_mutex); | |
279 | } else if (seid >= I40E_BASE_VEB_SEID) { | |
280 | struct i40e_veb *veb = NULL; | |
281 | ||
282 | mutex_lock(&pf->switch_mutex); | |
283 | veb = i40e_dbg_find_veb(pf, seid); | |
284 | if (!veb) { | |
285 | mutex_unlock(&pf->switch_mutex); | |
286 | goto write_exit; | |
287 | } | |
288 | ||
289 | buflen = sizeof(struct i40e_veb); | |
290 | if (i40e_dbg_prep_dump_buf(pf, buflen)) { | |
291 | seid_found = true; | |
292 | memcpy(i40e_dbg_dump_buf, veb, buflen); | |
293 | i40e_dbg_dump_data_len = buflen; | |
294 | dev_info(&pf->pdev->dev, | |
295 | "VEB seid %ld dumped %d bytes\n", | |
296 | seid, (int)i40e_dbg_dump_data_len); | |
297 | } | |
298 | mutex_unlock(&pf->switch_mutex); | |
299 | } | |
300 | ||
301 | write_exit: | |
302 | if (!seid_found) | |
303 | dev_info(&pf->pdev->dev, "unknown seid %ld\n", seid); | |
304 | ||
305 | return count; | |
306 | } | |
307 | ||
308 | static const struct file_operations i40e_dbg_dump_fops = { | |
309 | .owner = THIS_MODULE, | |
310 | .open = simple_open, | |
311 | .read = i40e_dbg_dump_read, | |
312 | .write = i40e_dbg_dump_write, | |
313 | }; | |
314 | ||
315 | /************************************************************** | |
316 | * command | |
317 | * The command entry in debugfs is for giving the driver commands | |
318 | * to be executed - these may be for changing the internal switch | |
319 | * setup, adding or removing filters, or other things. Many of | |
320 | * these will be useful for some forms of unit testing. | |
321 | **************************************************************/ | |
322 | static char i40e_dbg_command_buf[256] = "hello world"; | |
323 | ||
324 | /** | |
325 | * i40e_dbg_command_read - read for command datum | |
326 | * @filp: the opened file | |
327 | * @buffer: where to write the data for the user to read | |
328 | * @count: the size of the user's buffer | |
329 | * @ppos: file position offset | |
330 | **/ | |
331 | static ssize_t i40e_dbg_command_read(struct file *filp, char __user *buffer, | |
332 | size_t count, loff_t *ppos) | |
333 | { | |
334 | struct i40e_pf *pf = filp->private_data; | |
335 | int bytes_not_copied; | |
336 | int buf_size = 256; | |
337 | char *buf; | |
338 | int len; | |
339 | ||
340 | /* don't allow partial reads */ | |
341 | if (*ppos != 0) | |
342 | return 0; | |
343 | if (count < buf_size) | |
344 | return -ENOSPC; | |
345 | ||
346 | buf = kzalloc(buf_size, GFP_KERNEL); | |
347 | if (!buf) | |
348 | return -ENOSPC; | |
349 | ||
350 | len = snprintf(buf, buf_size, "%s: %s\n", | |
351 | pf->vsi[pf->lan_vsi]->netdev->name, | |
352 | i40e_dbg_command_buf); | |
353 | ||
354 | bytes_not_copied = copy_to_user(buffer, buf, len); | |
355 | kfree(buf); | |
356 | ||
357 | if (bytes_not_copied < 0) | |
358 | return bytes_not_copied; | |
359 | ||
360 | *ppos = len; | |
361 | return len; | |
362 | } | |
363 | ||
364 | /** | |
365 | * i40e_dbg_dump_vsi_seid - handles dump vsi seid write into pokem datum | |
366 | * @pf: the i40e_pf created in command write | |
367 | * @seid: the seid the user put in | |
368 | **/ | |
369 | static void i40e_dbg_dump_vsi_seid(struct i40e_pf *pf, int seid) | |
370 | { | |
371 | struct rtnl_link_stats64 *nstat; | |
372 | struct i40e_mac_filter *f; | |
373 | struct i40e_vsi *vsi; | |
374 | int i; | |
375 | ||
376 | vsi = i40e_dbg_find_vsi(pf, seid); | |
377 | if (!vsi) { | |
378 | dev_info(&pf->pdev->dev, | |
379 | "dump %d: seid not found\n", seid); | |
380 | return; | |
381 | } | |
382 | dev_info(&pf->pdev->dev, "vsi seid %d\n", seid); | |
383 | if (vsi->netdev) | |
384 | dev_info(&pf->pdev->dev, | |
385 | " netdev: name = %s\n", | |
386 | vsi->netdev->name); | |
387 | if (vsi->active_vlans) | |
388 | dev_info(&pf->pdev->dev, | |
389 | " vlgrp: & = %p\n", vsi->active_vlans); | |
390 | dev_info(&pf->pdev->dev, | |
391 | " netdev_registered = %i, current_netdev_flags = 0x%04x, state = %li flags = 0x%08lx\n", | |
392 | vsi->netdev_registered, | |
393 | vsi->current_netdev_flags, vsi->state, vsi->flags); | |
394 | list_for_each_entry(f, &vsi->mac_filter_list, list) { | |
395 | dev_info(&pf->pdev->dev, | |
396 | " mac_filter_list: %pM vid=%d, is_netdev=%d is_vf=%d counter=%d\n", | |
397 | f->macaddr, f->vlan, f->is_netdev, f->is_vf, | |
398 | f->counter); | |
399 | } | |
400 | nstat = i40e_get_vsi_stats_struct(vsi); | |
401 | dev_info(&pf->pdev->dev, | |
402 | " net_stats: rx_packets = %lu, rx_bytes = %lu, rx_errors = %lu, rx_dropped = %lu\n", | |
403 | (long unsigned int)nstat->rx_packets, | |
404 | (long unsigned int)nstat->rx_bytes, | |
405 | (long unsigned int)nstat->rx_errors, | |
406 | (long unsigned int)nstat->rx_dropped); | |
407 | dev_info(&pf->pdev->dev, | |
408 | " net_stats: tx_packets = %lu, tx_bytes = %lu, tx_errors = %lu, tx_dropped = %lu\n", | |
409 | (long unsigned int)nstat->tx_packets, | |
410 | (long unsigned int)nstat->tx_bytes, | |
411 | (long unsigned int)nstat->tx_errors, | |
412 | (long unsigned int)nstat->tx_dropped); | |
413 | dev_info(&pf->pdev->dev, | |
414 | " net_stats: multicast = %lu, collisions = %lu\n", | |
415 | (long unsigned int)nstat->multicast, | |
416 | (long unsigned int)nstat->collisions); | |
417 | dev_info(&pf->pdev->dev, | |
418 | " net_stats: rx_length_errors = %lu, rx_over_errors = %lu, rx_crc_errors = %lu\n", | |
419 | (long unsigned int)nstat->rx_length_errors, | |
420 | (long unsigned int)nstat->rx_over_errors, | |
421 | (long unsigned int)nstat->rx_crc_errors); | |
422 | dev_info(&pf->pdev->dev, | |
423 | " net_stats: rx_frame_errors = %lu, rx_fifo_errors = %lu, rx_missed_errors = %lu\n", | |
424 | (long unsigned int)nstat->rx_frame_errors, | |
425 | (long unsigned int)nstat->rx_fifo_errors, | |
426 | (long unsigned int)nstat->rx_missed_errors); | |
427 | dev_info(&pf->pdev->dev, | |
428 | " net_stats: tx_aborted_errors = %lu, tx_carrier_errors = %lu, tx_fifo_errors = %lu\n", | |
429 | (long unsigned int)nstat->tx_aborted_errors, | |
430 | (long unsigned int)nstat->tx_carrier_errors, | |
431 | (long unsigned int)nstat->tx_fifo_errors); | |
432 | dev_info(&pf->pdev->dev, | |
433 | " net_stats: tx_heartbeat_errors = %lu, tx_window_errors = %lu\n", | |
434 | (long unsigned int)nstat->tx_heartbeat_errors, | |
435 | (long unsigned int)nstat->tx_window_errors); | |
436 | dev_info(&pf->pdev->dev, | |
437 | " net_stats: rx_compressed = %lu, tx_compressed = %lu\n", | |
438 | (long unsigned int)nstat->rx_compressed, | |
439 | (long unsigned int)nstat->tx_compressed); | |
440 | dev_info(&pf->pdev->dev, | |
441 | " net_stats_offsets: rx_packets = %lu, rx_bytes = %lu, rx_errors = %lu, rx_dropped = %lu\n", | |
442 | (long unsigned int)vsi->net_stats_offsets.rx_packets, | |
443 | (long unsigned int)vsi->net_stats_offsets.rx_bytes, | |
444 | (long unsigned int)vsi->net_stats_offsets.rx_errors, | |
445 | (long unsigned int)vsi->net_stats_offsets.rx_dropped); | |
446 | dev_info(&pf->pdev->dev, | |
447 | " net_stats_offsets: tx_packets = %lu, tx_bytes = %lu, tx_errors = %lu, tx_dropped = %lu\n", | |
448 | (long unsigned int)vsi->net_stats_offsets.tx_packets, | |
449 | (long unsigned int)vsi->net_stats_offsets.tx_bytes, | |
450 | (long unsigned int)vsi->net_stats_offsets.tx_errors, | |
451 | (long unsigned int)vsi->net_stats_offsets.tx_dropped); | |
452 | dev_info(&pf->pdev->dev, | |
453 | " net_stats_offsets: multicast = %lu, collisions = %lu\n", | |
454 | (long unsigned int)vsi->net_stats_offsets.multicast, | |
455 | (long unsigned int)vsi->net_stats_offsets.collisions); | |
456 | dev_info(&pf->pdev->dev, | |
457 | " net_stats_offsets: rx_length_errors = %lu, rx_over_errors = %lu, rx_crc_errors = %lu\n", | |
458 | (long unsigned int)vsi->net_stats_offsets.rx_length_errors, | |
459 | (long unsigned int)vsi->net_stats_offsets.rx_over_errors, | |
460 | (long unsigned int)vsi->net_stats_offsets.rx_crc_errors); | |
461 | dev_info(&pf->pdev->dev, | |
462 | " net_stats_offsets: rx_frame_errors = %lu, rx_fifo_errors = %lu, rx_missed_errors = %lu\n", | |
463 | (long unsigned int)vsi->net_stats_offsets.rx_frame_errors, | |
464 | (long unsigned int)vsi->net_stats_offsets.rx_fifo_errors, | |
465 | (long unsigned int)vsi->net_stats_offsets.rx_missed_errors); | |
466 | dev_info(&pf->pdev->dev, | |
467 | " net_stats_offsets: tx_aborted_errors = %lu, tx_carrier_errors = %lu, tx_fifo_errors = %lu\n", | |
468 | (long unsigned int)vsi->net_stats_offsets.tx_aborted_errors, | |
469 | (long unsigned int)vsi->net_stats_offsets.tx_carrier_errors, | |
470 | (long unsigned int)vsi->net_stats_offsets.tx_fifo_errors); | |
471 | dev_info(&pf->pdev->dev, | |
472 | " net_stats_offsets: tx_heartbeat_errors = %lu, tx_window_errors = %lu\n", | |
473 | (long unsigned int)vsi->net_stats_offsets.tx_heartbeat_errors, | |
474 | (long unsigned int)vsi->net_stats_offsets.tx_window_errors); | |
475 | dev_info(&pf->pdev->dev, | |
476 | " net_stats_offsets: rx_compressed = %lu, tx_compressed = %lu\n", | |
477 | (long unsigned int)vsi->net_stats_offsets.rx_compressed, | |
478 | (long unsigned int)vsi->net_stats_offsets.tx_compressed); | |
479 | dev_info(&pf->pdev->dev, | |
480 | " tx_restart = %d, tx_busy = %d, rx_buf_failed = %d, rx_page_failed = %d\n", | |
481 | vsi->tx_restart, vsi->tx_busy, | |
482 | vsi->rx_buf_failed, vsi->rx_page_failed); | |
9f65e15b AD |
483 | rcu_read_lock(); |
484 | for (i = 0; i < vsi->num_queue_pairs; i++) { | |
485 | struct i40e_ring *rx_ring = ACCESS_ONCE(vsi->rx_rings[i]); | |
486 | if (!rx_ring) | |
487 | continue; | |
488 | ||
489 | dev_info(&pf->pdev->dev, | |
490 | " rx_rings[%i]: desc = %p\n", | |
491 | i, rx_ring->desc); | |
492 | dev_info(&pf->pdev->dev, | |
493 | " rx_rings[%i]: dev = %p, netdev = %p, rx_bi = %p\n", | |
494 | i, rx_ring->dev, | |
495 | rx_ring->netdev, | |
496 | rx_ring->rx_bi); | |
497 | dev_info(&pf->pdev->dev, | |
498 | " rx_rings[%i]: state = %li, queue_index = %d, reg_idx = %d\n", | |
499 | i, rx_ring->state, | |
500 | rx_ring->queue_index, | |
501 | rx_ring->reg_idx); | |
502 | dev_info(&pf->pdev->dev, | |
503 | " rx_rings[%i]: rx_hdr_len = %d, rx_buf_len = %d, dtype = %d\n", | |
504 | i, rx_ring->rx_hdr_len, | |
505 | rx_ring->rx_buf_len, | |
506 | rx_ring->dtype); | |
507 | dev_info(&pf->pdev->dev, | |
508 | " rx_rings[%i]: hsplit = %d, next_to_use = %d, next_to_clean = %d, ring_active = %i\n", | |
509 | i, rx_ring->hsplit, | |
510 | rx_ring->next_to_use, | |
511 | rx_ring->next_to_clean, | |
512 | rx_ring->ring_active); | |
513 | dev_info(&pf->pdev->dev, | |
514 | " rx_rings[%i]: rx_stats: packets = %lld, bytes = %lld, non_eop_descs = %lld\n", | |
515 | i, rx_ring->stats.packets, | |
516 | rx_ring->stats.bytes, | |
517 | rx_ring->rx_stats.non_eop_descs); | |
518 | dev_info(&pf->pdev->dev, | |
519 | " rx_rings[%i]: rx_stats: alloc_rx_page_failed = %lld, alloc_rx_buff_failed = %lld\n", | |
520 | i, | |
521 | rx_ring->rx_stats.alloc_rx_page_failed, | |
522 | rx_ring->rx_stats.alloc_rx_buff_failed); | |
523 | dev_info(&pf->pdev->dev, | |
524 | " rx_rings[%i]: size = %i, dma = 0x%08lx\n", | |
525 | i, rx_ring->size, | |
526 | (long unsigned int)rx_ring->dma); | |
527 | dev_info(&pf->pdev->dev, | |
528 | " rx_rings[%i]: vsi = %p, q_vector = %p\n", | |
529 | i, rx_ring->vsi, | |
530 | rx_ring->q_vector); | |
02e9c290 | 531 | } |
9f65e15b AD |
532 | for (i = 0; i < vsi->num_queue_pairs; i++) { |
533 | struct i40e_ring *tx_ring = ACCESS_ONCE(vsi->tx_rings[i]); | |
534 | if (!tx_ring) | |
535 | continue; | |
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 | } | |
700 | } | |
701 | ||
702 | /** | |
703 | * i40e_dbg_dump_aq_desc - handles dump aq_desc write into command datum | |
704 | * @pf: the i40e_pf created in command write | |
705 | **/ | |
706 | static void i40e_dbg_dump_aq_desc(struct i40e_pf *pf) | |
707 | { | |
708 | struct i40e_adminq_ring *ring; | |
709 | struct i40e_hw *hw = &pf->hw; | |
710 | int i; | |
711 | ||
712 | /* first the send (command) ring, then the receive (event) ring */ | |
713 | dev_info(&pf->pdev->dev, "AdminQ Tx Ring\n"); | |
714 | ring = &(hw->aq.asq); | |
715 | for (i = 0; i < ring->count; i++) { | |
716 | struct i40e_aq_desc *d = I40E_ADMINQ_DESC(*ring, i); | |
717 | dev_info(&pf->pdev->dev, | |
718 | " at[%02d] flags=0x%04x op=0x%04x dlen=0x%04x ret=0x%04x cookie_h=0x%08x cookie_l=0x%08x\n", | |
719 | i, d->flags, d->opcode, d->datalen, d->retval, | |
720 | d->cookie_high, d->cookie_low); | |
721 | dev_info(&pf->pdev->dev, | |
722 | " %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x\n", | |
723 | d->params.raw[0], d->params.raw[1], d->params.raw[2], | |
724 | d->params.raw[3], d->params.raw[4], d->params.raw[5], | |
725 | d->params.raw[6], d->params.raw[7], d->params.raw[8], | |
726 | d->params.raw[9], d->params.raw[10], d->params.raw[11], | |
727 | d->params.raw[12], d->params.raw[13], | |
728 | d->params.raw[14], d->params.raw[15]); | |
729 | } | |
730 | ||
731 | dev_info(&pf->pdev->dev, "AdminQ Rx Ring\n"); | |
732 | ring = &(hw->aq.arq); | |
733 | for (i = 0; i < ring->count; i++) { | |
734 | struct i40e_aq_desc *d = I40E_ADMINQ_DESC(*ring, i); | |
735 | dev_info(&pf->pdev->dev, | |
736 | " ar[%02d] flags=0x%04x op=0x%04x dlen=0x%04x ret=0x%04x cookie_h=0x%08x cookie_l=0x%08x\n", | |
737 | i, d->flags, d->opcode, d->datalen, d->retval, | |
738 | d->cookie_high, d->cookie_low); | |
739 | dev_info(&pf->pdev->dev, | |
740 | " %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x\n", | |
741 | d->params.raw[0], d->params.raw[1], d->params.raw[2], | |
742 | d->params.raw[3], d->params.raw[4], d->params.raw[5], | |
743 | d->params.raw[6], d->params.raw[7], d->params.raw[8], | |
744 | d->params.raw[9], d->params.raw[10], d->params.raw[11], | |
745 | d->params.raw[12], d->params.raw[13], | |
746 | d->params.raw[14], d->params.raw[15]); | |
747 | } | |
748 | } | |
749 | ||
750 | /** | |
751 | * i40e_dbg_dump_desc - handles dump desc write into command datum | |
752 | * @cnt: number of arguments that the user supplied | |
753 | * @vsi_seid: vsi id entered by user | |
754 | * @ring_id: ring id entered by user | |
755 | * @desc_n: descriptor number entered by user | |
756 | * @pf: the i40e_pf created in command write | |
757 | * @is_rx_ring: true if rx, false if tx | |
758 | **/ | |
759 | static void i40e_dbg_dump_desc(int cnt, int vsi_seid, int ring_id, int desc_n, | |
760 | struct i40e_pf *pf, bool is_rx_ring) | |
761 | { | |
762 | union i40e_rx_desc *ds; | |
763 | struct i40e_ring ring; | |
764 | struct i40e_vsi *vsi; | |
765 | int i; | |
766 | ||
767 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
768 | if (!vsi) { | |
769 | dev_info(&pf->pdev->dev, | |
770 | "vsi %d not found\n", vsi_seid); | |
771 | if (is_rx_ring) | |
772 | dev_info(&pf->pdev->dev, "dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n"); | |
773 | else | |
774 | dev_info(&pf->pdev->dev, "dump desc tx <vsi_seid> <ring_id> [<desc_n>]\n"); | |
775 | return; | |
776 | } | |
777 | if (ring_id >= vsi->num_queue_pairs || ring_id < 0) { | |
778 | dev_info(&pf->pdev->dev, "ring %d not found\n", ring_id); | |
779 | if (is_rx_ring) | |
780 | dev_info(&pf->pdev->dev, "dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n"); | |
781 | else | |
782 | dev_info(&pf->pdev->dev, "dump desc tx <vsi_seid> <ring_id> [<desc_n>]\n"); | |
783 | return; | |
784 | } | |
785 | if (is_rx_ring) | |
9f65e15b | 786 | ring = *vsi->rx_rings[ring_id]; |
02e9c290 | 787 | else |
9f65e15b | 788 | ring = *vsi->tx_rings[ring_id]; |
02e9c290 JB |
789 | if (cnt == 2) { |
790 | dev_info(&pf->pdev->dev, "vsi = %02i %s ring = %02i\n", | |
791 | vsi_seid, is_rx_ring ? "rx" : "tx", ring_id); | |
792 | for (i = 0; i < ring.count; i++) { | |
793 | if (is_rx_ring) | |
794 | ds = I40E_RX_DESC(&ring, i); | |
795 | else | |
796 | ds = (union i40e_rx_desc *) | |
797 | I40E_TX_DESC(&ring, i); | |
798 | if ((sizeof(union i40e_rx_desc) == | |
799 | sizeof(union i40e_16byte_rx_desc)) || (!is_rx_ring)) | |
800 | dev_info(&pf->pdev->dev, | |
801 | " d[%03i] = 0x%016llx 0x%016llx\n", i, | |
802 | ds->read.pkt_addr, ds->read.hdr_addr); | |
803 | else | |
804 | dev_info(&pf->pdev->dev, | |
805 | " d[%03i] = 0x%016llx 0x%016llx 0x%016llx 0x%016llx\n", | |
806 | i, ds->read.pkt_addr, | |
807 | ds->read.hdr_addr, | |
808 | ds->read.rsvd1, ds->read.rsvd2); | |
809 | } | |
810 | } else if (cnt == 3) { | |
811 | if (desc_n >= ring.count || desc_n < 0) { | |
812 | dev_info(&pf->pdev->dev, | |
813 | "descriptor %d not found\n", desc_n); | |
814 | return; | |
815 | } | |
816 | if (is_rx_ring) | |
817 | ds = I40E_RX_DESC(&ring, desc_n); | |
818 | else | |
819 | ds = (union i40e_rx_desc *)I40E_TX_DESC(&ring, desc_n); | |
820 | if ((sizeof(union i40e_rx_desc) == | |
821 | sizeof(union i40e_16byte_rx_desc)) || (!is_rx_ring)) | |
822 | dev_info(&pf->pdev->dev, | |
823 | "vsi = %02i %s ring = %02i d[%03i] = 0x%016llx 0x%016llx\n", | |
824 | vsi_seid, is_rx_ring ? "rx" : "tx", ring_id, | |
825 | desc_n, ds->read.pkt_addr, ds->read.hdr_addr); | |
826 | else | |
827 | dev_info(&pf->pdev->dev, | |
828 | "vsi = %02i rx ring = %02i d[%03i] = 0x%016llx 0x%016llx 0x%016llx 0x%016llx\n", | |
829 | vsi_seid, ring_id, | |
830 | desc_n, ds->read.pkt_addr, ds->read.hdr_addr, | |
831 | ds->read.rsvd1, ds->read.rsvd2); | |
832 | } else { | |
833 | if (is_rx_ring) | |
834 | dev_info(&pf->pdev->dev, "dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n"); | |
835 | else | |
836 | dev_info(&pf->pdev->dev, "dump desc tx <vsi_seid> <ring_id> [<desc_n>]\n"); | |
837 | } | |
838 | } | |
839 | ||
840 | /** | |
841 | * i40e_dbg_dump_vsi_no_seid - handles dump vsi write into command datum | |
842 | * @pf: the i40e_pf created in command write | |
843 | **/ | |
844 | static void i40e_dbg_dump_vsi_no_seid(struct i40e_pf *pf) | |
845 | { | |
846 | int i; | |
847 | ||
848 | for (i = 0; i < pf->hw.func_caps.num_vsis; i++) | |
849 | if (pf->vsi[i]) | |
850 | dev_info(&pf->pdev->dev, "dump vsi[%d]: %d\n", | |
851 | i, pf->vsi[i]->seid); | |
852 | } | |
853 | ||
854 | /** | |
855 | * i40e_dbg_dump_stats - handles dump stats write into command datum | |
856 | * @pf: the i40e_pf created in command write | |
857 | * @estats: the eth stats structure to be dumped | |
858 | **/ | |
859 | static void i40e_dbg_dump_eth_stats(struct i40e_pf *pf, | |
860 | struct i40e_eth_stats *estats) | |
861 | { | |
862 | dev_info(&pf->pdev->dev, " ethstats:\n"); | |
863 | dev_info(&pf->pdev->dev, | |
864 | " rx_bytes = \t%lld \trx_unicast = \t\t%lld \trx_multicast = \t%lld\n", | |
865 | estats->rx_bytes, estats->rx_unicast, estats->rx_multicast); | |
866 | dev_info(&pf->pdev->dev, | |
867 | " rx_broadcast = \t%lld \trx_discards = \t\t%lld \trx_errors = \t%lld\n", | |
868 | estats->rx_broadcast, estats->rx_discards, estats->rx_errors); | |
869 | dev_info(&pf->pdev->dev, | |
870 | " rx_missed = \t%lld \trx_unknown_protocol = \t%lld \ttx_bytes = \t%lld\n", | |
871 | estats->rx_missed, estats->rx_unknown_protocol, | |
872 | estats->tx_bytes); | |
873 | dev_info(&pf->pdev->dev, | |
874 | " tx_unicast = \t%lld \ttx_multicast = \t\t%lld \ttx_broadcast = \t%lld\n", | |
875 | estats->tx_unicast, estats->tx_multicast, estats->tx_broadcast); | |
876 | dev_info(&pf->pdev->dev, | |
877 | " tx_discards = \t%lld \ttx_errors = \t\t%lld\n", | |
878 | estats->tx_discards, estats->tx_errors); | |
879 | } | |
880 | ||
881 | /** | |
882 | * i40e_dbg_dump_stats - handles dump stats write into command datum | |
883 | * @pf: the i40e_pf created in command write | |
884 | * @stats: the stats structure to be dumped | |
885 | **/ | |
886 | static void i40e_dbg_dump_stats(struct i40e_pf *pf, | |
887 | struct i40e_hw_port_stats *stats) | |
888 | { | |
889 | int i; | |
890 | ||
891 | dev_info(&pf->pdev->dev, " stats:\n"); | |
892 | dev_info(&pf->pdev->dev, | |
893 | " crc_errors = \t\t%lld \tillegal_bytes = \t%lld \terror_bytes = \t\t%lld\n", | |
894 | stats->crc_errors, stats->illegal_bytes, stats->error_bytes); | |
895 | dev_info(&pf->pdev->dev, | |
896 | " mac_local_faults = \t%lld \tmac_remote_faults = \t%lld \trx_length_errors = \t%lld\n", | |
897 | stats->mac_local_faults, stats->mac_remote_faults, | |
898 | stats->rx_length_errors); | |
899 | dev_info(&pf->pdev->dev, | |
900 | " link_xon_rx = \t\t%lld \tlink_xoff_rx = \t\t%lld \tlink_xon_tx = \t\t%lld\n", | |
901 | stats->link_xon_rx, stats->link_xoff_rx, stats->link_xon_tx); | |
902 | dev_info(&pf->pdev->dev, | |
903 | " link_xoff_tx = \t\t%lld \trx_size_64 = \t\t%lld \trx_size_127 = \t\t%lld\n", | |
904 | stats->link_xoff_tx, stats->rx_size_64, stats->rx_size_127); | |
905 | dev_info(&pf->pdev->dev, | |
906 | " rx_size_255 = \t\t%lld \trx_size_511 = \t\t%lld \trx_size_1023 = \t\t%lld\n", | |
907 | stats->rx_size_255, stats->rx_size_511, stats->rx_size_1023); | |
908 | dev_info(&pf->pdev->dev, | |
909 | " rx_size_big = \t\t%lld \trx_undersize = \t\t%lld \trx_jabber = \t\t%lld\n", | |
910 | stats->rx_size_big, stats->rx_undersize, stats->rx_jabber); | |
911 | dev_info(&pf->pdev->dev, | |
912 | " rx_fragments = \t\t%lld \trx_oversize = \t\t%lld \ttx_size_64 = \t\t%lld\n", | |
913 | stats->rx_fragments, stats->rx_oversize, stats->tx_size_64); | |
914 | dev_info(&pf->pdev->dev, | |
915 | " tx_size_127 = \t\t%lld \ttx_size_255 = \t\t%lld \ttx_size_511 = \t\t%lld\n", | |
916 | stats->tx_size_127, stats->tx_size_255, stats->tx_size_511); | |
917 | dev_info(&pf->pdev->dev, | |
918 | " tx_size_1023 = \t\t%lld \ttx_size_big = \t\t%lld \tmac_short_packet_dropped = \t%lld\n", | |
919 | stats->tx_size_1023, stats->tx_size_big, | |
920 | stats->mac_short_packet_dropped); | |
921 | for (i = 0; i < 8; i += 4) { | |
922 | dev_info(&pf->pdev->dev, | |
923 | " priority_xon_rx[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n", | |
924 | i, stats->priority_xon_rx[i], | |
925 | i+1, stats->priority_xon_rx[i+1], | |
926 | i+2, stats->priority_xon_rx[i+2], | |
927 | i+3, stats->priority_xon_rx[i+3]); | |
928 | } | |
929 | for (i = 0; i < 8; i += 4) { | |
930 | dev_info(&pf->pdev->dev, | |
931 | " priority_xoff_rx[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n", | |
932 | i, stats->priority_xoff_rx[i], | |
933 | i+1, stats->priority_xoff_rx[i+1], | |
934 | i+2, stats->priority_xoff_rx[i+2], | |
935 | i+3, stats->priority_xoff_rx[i+3]); | |
936 | } | |
937 | for (i = 0; i < 8; i += 4) { | |
938 | dev_info(&pf->pdev->dev, | |
939 | " priority_xon_tx[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n", | |
940 | i, stats->priority_xon_tx[i], | |
941 | i+1, stats->priority_xon_tx[i+1], | |
942 | i+2, stats->priority_xon_tx[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_tx[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n", | |
948 | i, stats->priority_xoff_tx[i], | |
949 | i+1, stats->priority_xoff_tx[i+1], | |
950 | i+2, stats->priority_xoff_tx[i+2], | |
951 | i+3, stats->priority_xoff_tx[i+3]); | |
952 | } | |
953 | for (i = 0; i < 8; i += 4) { | |
954 | dev_info(&pf->pdev->dev, | |
955 | " priority_xon_2_xoff[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n", | |
956 | i, stats->priority_xon_2_xoff[i], | |
957 | i+1, stats->priority_xon_2_xoff[i+1], | |
958 | i+2, stats->priority_xon_2_xoff[i+2], | |
959 | i+3, stats->priority_xon_2_xoff[i+3]); | |
960 | } | |
961 | ||
962 | i40e_dbg_dump_eth_stats(pf, &stats->eth); | |
963 | } | |
964 | ||
965 | /** | |
966 | * i40e_dbg_dump_veb_seid - handles dump stats of a single given veb | |
967 | * @pf: the i40e_pf created in command write | |
968 | * @seid: the seid the user put in | |
969 | **/ | |
970 | static void i40e_dbg_dump_veb_seid(struct i40e_pf *pf, int seid) | |
971 | { | |
972 | struct i40e_veb *veb; | |
973 | ||
974 | if ((seid < I40E_BASE_VEB_SEID) || | |
975 | (seid >= (I40E_MAX_VEB + I40E_BASE_VEB_SEID))) { | |
976 | dev_info(&pf->pdev->dev, "%d: bad seid\n", seid); | |
977 | return; | |
978 | } | |
979 | ||
980 | veb = i40e_dbg_find_veb(pf, seid); | |
981 | if (!veb) { | |
982 | dev_info(&pf->pdev->dev, | |
983 | "%d: can't find veb\n", seid); | |
984 | return; | |
985 | } | |
986 | dev_info(&pf->pdev->dev, | |
987 | "veb idx=%d,%d stats_ic=%d seid=%d uplink=%d\n", | |
988 | veb->idx, veb->veb_idx, veb->stats_idx, veb->seid, | |
989 | veb->uplink_seid); | |
990 | i40e_dbg_dump_eth_stats(pf, &veb->stats); | |
991 | } | |
992 | ||
993 | /** | |
994 | * i40e_dbg_dump_veb_all - dumps all known veb's stats | |
995 | * @pf: the i40e_pf created in command write | |
996 | **/ | |
997 | static void i40e_dbg_dump_veb_all(struct i40e_pf *pf) | |
998 | { | |
999 | struct i40e_veb *veb; | |
1000 | int i; | |
1001 | ||
1002 | for (i = 0; i < I40E_MAX_VEB; i++) { | |
1003 | veb = pf->veb[i]; | |
1004 | if (veb) | |
1005 | i40e_dbg_dump_veb_seid(pf, veb->seid); | |
1006 | } | |
1007 | } | |
1008 | ||
1009 | #define I40E_MAX_DEBUG_OUT_BUFFER (4096*4) | |
1010 | /** | |
1011 | * i40e_dbg_command_write - write into command datum | |
1012 | * @filp: the opened file | |
1013 | * @buffer: where to find the user's data | |
1014 | * @count: the length of the user's data | |
1015 | * @ppos: file position offset | |
1016 | **/ | |
1017 | static ssize_t i40e_dbg_command_write(struct file *filp, | |
1018 | const char __user *buffer, | |
1019 | size_t count, loff_t *ppos) | |
1020 | { | |
1021 | struct i40e_pf *pf = filp->private_data; | |
004173cb | 1022 | char *cmd_buf, *cmd_buf_tmp; |
02e9c290 JB |
1023 | int bytes_not_copied; |
1024 | struct i40e_vsi *vsi; | |
1025 | u8 *print_buf_start; | |
1026 | u8 *print_buf; | |
02e9c290 JB |
1027 | int vsi_seid; |
1028 | int veb_seid; | |
1029 | int cnt; | |
1030 | ||
1031 | /* don't allow partial writes */ | |
1032 | if (*ppos != 0) | |
1033 | return 0; | |
1034 | ||
1035 | cmd_buf = kzalloc(count + 1, GFP_KERNEL); | |
1036 | if (!cmd_buf) | |
1037 | return count; | |
1038 | bytes_not_copied = copy_from_user(cmd_buf, buffer, count); | |
1039 | if (bytes_not_copied < 0) | |
1040 | return bytes_not_copied; | |
1041 | if (bytes_not_copied > 0) | |
1042 | count -= bytes_not_copied; | |
1043 | cmd_buf[count] = '\0'; | |
1044 | ||
004173cb JB |
1045 | cmd_buf_tmp = strchr(cmd_buf, '\n'); |
1046 | if (cmd_buf_tmp) { | |
1047 | *cmd_buf_tmp = '\0'; | |
1048 | count = cmd_buf_tmp - cmd_buf + 1; | |
1049 | } | |
1050 | ||
02e9c290 JB |
1051 | print_buf_start = kzalloc(I40E_MAX_DEBUG_OUT_BUFFER, GFP_KERNEL); |
1052 | if (!print_buf_start) | |
1053 | goto command_write_done; | |
1054 | print_buf = print_buf_start; | |
1055 | ||
1056 | if (strncmp(cmd_buf, "add vsi", 7) == 0) { | |
1057 | vsi_seid = -1; | |
1058 | cnt = sscanf(&cmd_buf[7], "%i", &vsi_seid); | |
1059 | if (cnt == 0) { | |
1060 | /* default to PF VSI */ | |
1061 | vsi_seid = pf->vsi[pf->lan_vsi]->seid; | |
1062 | } else if (vsi_seid < 0) { | |
1063 | dev_info(&pf->pdev->dev, "add VSI %d: bad vsi seid\n", | |
1064 | vsi_seid); | |
1065 | goto command_write_done; | |
1066 | } | |
1067 | ||
1068 | vsi = i40e_vsi_setup(pf, I40E_VSI_VMDQ2, vsi_seid, 0); | |
1069 | if (vsi) | |
1070 | dev_info(&pf->pdev->dev, "added VSI %d to relay %d\n", | |
1071 | vsi->seid, vsi->uplink_seid); | |
1072 | else | |
1073 | dev_info(&pf->pdev->dev, "'%s' failed\n", cmd_buf); | |
1074 | ||
1075 | } else if (strncmp(cmd_buf, "del vsi", 7) == 0) { | |
1076 | sscanf(&cmd_buf[7], "%i", &vsi_seid); | |
1077 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
1078 | if (!vsi) { | |
1079 | dev_info(&pf->pdev->dev, "del VSI %d: seid not found\n", | |
1080 | vsi_seid); | |
1081 | goto command_write_done; | |
1082 | } | |
1083 | ||
1084 | dev_info(&pf->pdev->dev, "deleting VSI %d\n", vsi_seid); | |
1085 | i40e_vsi_release(vsi); | |
1086 | ||
1087 | } else if (strncmp(cmd_buf, "add relay", 9) == 0) { | |
1088 | struct i40e_veb *veb; | |
1089 | int uplink_seid, i; | |
1090 | ||
1091 | cnt = sscanf(&cmd_buf[9], "%i %i", &uplink_seid, &vsi_seid); | |
1092 | if (cnt != 2) { | |
1093 | dev_info(&pf->pdev->dev, | |
1094 | "add relay: bad command string, cnt=%d\n", | |
1095 | cnt); | |
1096 | goto command_write_done; | |
1097 | } else if (uplink_seid < 0) { | |
1098 | dev_info(&pf->pdev->dev, | |
1099 | "add relay %d: bad uplink seid\n", | |
1100 | uplink_seid); | |
1101 | goto command_write_done; | |
1102 | } | |
1103 | ||
1104 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
1105 | if (!vsi) { | |
1106 | dev_info(&pf->pdev->dev, | |
1107 | "add relay: vsi VSI %d not found\n", vsi_seid); | |
1108 | goto command_write_done; | |
1109 | } | |
1110 | ||
1111 | for (i = 0; i < I40E_MAX_VEB; i++) | |
1112 | if (pf->veb[i] && pf->veb[i]->seid == uplink_seid) | |
1113 | break; | |
1114 | if (i >= I40E_MAX_VEB && uplink_seid != 0 && | |
1115 | uplink_seid != pf->mac_seid) { | |
1116 | dev_info(&pf->pdev->dev, | |
1117 | "add relay: relay uplink %d not found\n", | |
1118 | uplink_seid); | |
1119 | goto command_write_done; | |
1120 | } | |
1121 | ||
1122 | veb = i40e_veb_setup(pf, 0, uplink_seid, vsi_seid, | |
1123 | vsi->tc_config.enabled_tc); | |
1124 | if (veb) | |
1125 | dev_info(&pf->pdev->dev, "added relay %d\n", veb->seid); | |
1126 | else | |
1127 | dev_info(&pf->pdev->dev, "add relay failed\n"); | |
1128 | ||
1129 | } else if (strncmp(cmd_buf, "del relay", 9) == 0) { | |
1130 | int i; | |
1131 | cnt = sscanf(&cmd_buf[9], "%i", &veb_seid); | |
1132 | if (cnt != 1) { | |
1133 | dev_info(&pf->pdev->dev, | |
1134 | "del relay: bad command string, cnt=%d\n", | |
1135 | cnt); | |
1136 | goto command_write_done; | |
1137 | } else if (veb_seid < 0) { | |
1138 | dev_info(&pf->pdev->dev, | |
1139 | "del relay %d: bad relay seid\n", veb_seid); | |
1140 | goto command_write_done; | |
1141 | } | |
1142 | ||
1143 | /* find the veb */ | |
1144 | for (i = 0; i < I40E_MAX_VEB; i++) | |
1145 | if (pf->veb[i] && pf->veb[i]->seid == veb_seid) | |
1146 | break; | |
1147 | if (i >= I40E_MAX_VEB) { | |
1148 | dev_info(&pf->pdev->dev, | |
1149 | "del relay: relay %d not found\n", veb_seid); | |
1150 | goto command_write_done; | |
1151 | } | |
1152 | ||
1153 | dev_info(&pf->pdev->dev, "deleting relay %d\n", veb_seid); | |
1154 | i40e_veb_release(pf->veb[i]); | |
1155 | ||
1156 | } else if (strncmp(cmd_buf, "add macaddr", 11) == 0) { | |
02e9c290 | 1157 | struct i40e_mac_filter *f; |
738a9e9b SN |
1158 | int vlan = 0; |
1159 | u8 ma[6]; | |
02e9c290 JB |
1160 | int ret; |
1161 | ||
1162 | cnt = sscanf(&cmd_buf[11], | |
1163 | "%i %hhx:%hhx:%hhx:%hhx:%hhx:%hhx %i", | |
1164 | &vsi_seid, | |
1165 | &ma[0], &ma[1], &ma[2], &ma[3], &ma[4], &ma[5], | |
1166 | &vlan); | |
1167 | if (cnt == 7) { | |
1168 | vlan = 0; | |
1169 | } else if (cnt != 8) { | |
1170 | dev_info(&pf->pdev->dev, | |
1171 | "add macaddr: bad command string, cnt=%d\n", | |
1172 | cnt); | |
1173 | goto command_write_done; | |
1174 | } | |
1175 | ||
1176 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
1177 | if (!vsi) { | |
1178 | dev_info(&pf->pdev->dev, | |
1179 | "add macaddr: VSI %d not found\n", vsi_seid); | |
1180 | goto command_write_done; | |
1181 | } | |
1182 | ||
1183 | f = i40e_add_filter(vsi, ma, vlan, false, false); | |
1184 | ret = i40e_sync_vsi_filters(vsi); | |
1185 | if (f && !ret) | |
1186 | dev_info(&pf->pdev->dev, | |
1187 | "add macaddr: %pM vlan=%d added to VSI %d\n", | |
1188 | ma, vlan, vsi_seid); | |
1189 | else | |
1190 | dev_info(&pf->pdev->dev, | |
1191 | "add macaddr: %pM vlan=%d to VSI %d failed, f=%p ret=%d\n", | |
1192 | ma, vlan, vsi_seid, f, ret); | |
1193 | ||
1194 | } else if (strncmp(cmd_buf, "del macaddr", 11) == 0) { | |
02e9c290 | 1195 | int vlan = 0; |
738a9e9b | 1196 | u8 ma[6]; |
02e9c290 JB |
1197 | int ret; |
1198 | ||
1199 | cnt = sscanf(&cmd_buf[11], | |
1200 | "%i %hhx:%hhx:%hhx:%hhx:%hhx:%hhx %i", | |
1201 | &vsi_seid, | |
1202 | &ma[0], &ma[1], &ma[2], &ma[3], &ma[4], &ma[5], | |
1203 | &vlan); | |
1204 | if (cnt == 7) { | |
1205 | vlan = 0; | |
1206 | } else if (cnt != 8) { | |
1207 | dev_info(&pf->pdev->dev, | |
1208 | "del macaddr: bad command string, cnt=%d\n", | |
1209 | cnt); | |
1210 | goto command_write_done; | |
1211 | } | |
1212 | ||
1213 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
1214 | if (!vsi) { | |
1215 | dev_info(&pf->pdev->dev, | |
1216 | "del macaddr: VSI %d not found\n", vsi_seid); | |
1217 | goto command_write_done; | |
1218 | } | |
1219 | ||
1220 | i40e_del_filter(vsi, ma, vlan, false, false); | |
1221 | ret = i40e_sync_vsi_filters(vsi); | |
1222 | if (!ret) | |
1223 | dev_info(&pf->pdev->dev, | |
1224 | "del macaddr: %pM vlan=%d removed from VSI %d\n", | |
1225 | ma, vlan, vsi_seid); | |
1226 | else | |
1227 | dev_info(&pf->pdev->dev, | |
1228 | "del macaddr: %pM vlan=%d from VSI %d failed, ret=%d\n", | |
1229 | ma, vlan, vsi_seid, ret); | |
1230 | ||
1231 | } else if (strncmp(cmd_buf, "add pvid", 8) == 0) { | |
02e9c290 | 1232 | i40e_status ret; |
738a9e9b SN |
1233 | u16 vid; |
1234 | int v; | |
02e9c290 JB |
1235 | |
1236 | cnt = sscanf(&cmd_buf[8], "%i %u", &vsi_seid, &v); | |
1237 | if (cnt != 2) { | |
1238 | dev_info(&pf->pdev->dev, | |
1239 | "add pvid: bad command string, cnt=%d\n", cnt); | |
1240 | goto command_write_done; | |
1241 | } | |
1242 | ||
1243 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
1244 | if (!vsi) { | |
1245 | dev_info(&pf->pdev->dev, "add pvid: VSI %d not found\n", | |
1246 | vsi_seid); | |
1247 | goto command_write_done; | |
1248 | } | |
1249 | ||
1250 | vid = (unsigned)v; | |
1251 | ret = i40e_vsi_add_pvid(vsi, vid); | |
1252 | if (!ret) | |
1253 | dev_info(&pf->pdev->dev, | |
1254 | "add pvid: %d added to VSI %d\n", | |
1255 | vid, vsi_seid); | |
1256 | else | |
1257 | dev_info(&pf->pdev->dev, | |
1258 | "add pvid: %d to VSI %d failed, ret=%d\n", | |
1259 | vid, vsi_seid, ret); | |
1260 | ||
1261 | } else if (strncmp(cmd_buf, "del pvid", 8) == 0) { | |
1262 | ||
1263 | cnt = sscanf(&cmd_buf[8], "%i", &vsi_seid); | |
1264 | if (cnt != 1) { | |
1265 | dev_info(&pf->pdev->dev, | |
1266 | "del pvid: bad command string, cnt=%d\n", | |
1267 | cnt); | |
1268 | goto command_write_done; | |
1269 | } | |
1270 | ||
1271 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
1272 | if (!vsi) { | |
1273 | dev_info(&pf->pdev->dev, | |
1274 | "del pvid: VSI %d not found\n", vsi_seid); | |
1275 | goto command_write_done; | |
1276 | } | |
1277 | ||
1278 | i40e_vsi_remove_pvid(vsi); | |
1279 | dev_info(&pf->pdev->dev, | |
1280 | "del pvid: removed from VSI %d\n", vsi_seid); | |
1281 | ||
1282 | } else if (strncmp(cmd_buf, "dump", 4) == 0) { | |
1283 | if (strncmp(&cmd_buf[5], "switch", 6) == 0) { | |
1284 | i40e_fetch_switch_configuration(pf, true); | |
1285 | } else if (strncmp(&cmd_buf[5], "vsi", 3) == 0) { | |
1286 | cnt = sscanf(&cmd_buf[8], "%i", &vsi_seid); | |
1287 | if (cnt > 0) | |
1288 | i40e_dbg_dump_vsi_seid(pf, vsi_seid); | |
1289 | else | |
1290 | i40e_dbg_dump_vsi_no_seid(pf); | |
1291 | } else if (strncmp(&cmd_buf[5], "veb", 3) == 0) { | |
1292 | cnt = sscanf(&cmd_buf[8], "%i", &vsi_seid); | |
1293 | if (cnt > 0) | |
1294 | i40e_dbg_dump_veb_seid(pf, vsi_seid); | |
1295 | else | |
1296 | i40e_dbg_dump_veb_all(pf); | |
1297 | } else if (strncmp(&cmd_buf[5], "desc", 4) == 0) { | |
1298 | int ring_id, desc_n; | |
1299 | if (strncmp(&cmd_buf[10], "rx", 2) == 0) { | |
1300 | cnt = sscanf(&cmd_buf[12], "%i %i %i", | |
1301 | &vsi_seid, &ring_id, &desc_n); | |
1302 | i40e_dbg_dump_desc(cnt, vsi_seid, ring_id, | |
1303 | desc_n, pf, true); | |
1304 | } else if (strncmp(&cmd_buf[10], "tx", 2) | |
1305 | == 0) { | |
1306 | cnt = sscanf(&cmd_buf[12], "%i %i %i", | |
1307 | &vsi_seid, &ring_id, &desc_n); | |
1308 | i40e_dbg_dump_desc(cnt, vsi_seid, ring_id, | |
1309 | desc_n, pf, false); | |
1310 | } else if (strncmp(&cmd_buf[10], "aq", 2) == 0) { | |
1311 | i40e_dbg_dump_aq_desc(pf); | |
1312 | } else { | |
1313 | dev_info(&pf->pdev->dev, | |
1314 | "dump desc tx <vsi_seid> <ring_id> [<desc_n>]\n"); | |
1315 | dev_info(&pf->pdev->dev, | |
1316 | "dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n"); | |
1317 | dev_info(&pf->pdev->dev, "dump desc aq\n"); | |
1318 | } | |
1319 | } else if (strncmp(&cmd_buf[5], "stats", 5) == 0) { | |
1320 | dev_info(&pf->pdev->dev, "pf stats:\n"); | |
1321 | i40e_dbg_dump_stats(pf, &pf->stats); | |
1322 | dev_info(&pf->pdev->dev, "pf stats_offsets:\n"); | |
1323 | i40e_dbg_dump_stats(pf, &pf->stats_offsets); | |
1324 | } else if (strncmp(&cmd_buf[5], "reset stats", 11) == 0) { | |
1325 | dev_info(&pf->pdev->dev, | |
1326 | "core reset count: %d\n", pf->corer_count); | |
1327 | dev_info(&pf->pdev->dev, | |
1328 | "global reset count: %d\n", pf->globr_count); | |
1329 | dev_info(&pf->pdev->dev, | |
1330 | "emp reset count: %d\n", pf->empr_count); | |
1331 | dev_info(&pf->pdev->dev, | |
1332 | "pf reset count: %d\n", pf->pfr_count); | |
1333 | } else if (strncmp(&cmd_buf[5], "port", 4) == 0) { | |
1334 | struct i40e_aqc_query_port_ets_config_resp *bw_data; | |
1335 | struct i40e_dcbx_config *cfg = | |
1336 | &pf->hw.local_dcbx_config; | |
1337 | struct i40e_dcbx_config *r_cfg = | |
1338 | &pf->hw.remote_dcbx_config; | |
1339 | int i, ret; | |
1340 | ||
1341 | bw_data = kzalloc(sizeof( | |
1342 | struct i40e_aqc_query_port_ets_config_resp), | |
1343 | GFP_KERNEL); | |
1344 | if (!bw_data) { | |
1345 | ret = -ENOMEM; | |
1346 | goto command_write_done; | |
1347 | } | |
1348 | ||
1349 | ret = i40e_aq_query_port_ets_config(&pf->hw, | |
1350 | pf->mac_seid, | |
1351 | bw_data, NULL); | |
1352 | if (ret) { | |
1353 | dev_info(&pf->pdev->dev, | |
1354 | "Query Port ETS Config AQ command failed =0x%x\n", | |
1355 | pf->hw.aq.asq_last_status); | |
1356 | kfree(bw_data); | |
1357 | bw_data = NULL; | |
1358 | goto command_write_done; | |
1359 | } | |
1360 | dev_info(&pf->pdev->dev, | |
1361 | "port bw: tc_valid=0x%x tc_strict_prio=0x%x, tc_bw_max=0x%04x,0x%04x\n", | |
1362 | bw_data->tc_valid_bits, | |
1363 | bw_data->tc_strict_priority_bits, | |
1364 | le16_to_cpu(bw_data->tc_bw_max[0]), | |
1365 | le16_to_cpu(bw_data->tc_bw_max[1])); | |
1366 | for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { | |
1367 | dev_info(&pf->pdev->dev, "port bw: tc_bw_share=%d tc_bw_limit=%d\n", | |
1368 | bw_data->tc_bw_share_credits[i], | |
1369 | le16_to_cpu(bw_data->tc_bw_limits[i])); | |
1370 | } | |
1371 | ||
1372 | kfree(bw_data); | |
1373 | bw_data = NULL; | |
1374 | ||
1375 | dev_info(&pf->pdev->dev, | |
1376 | "port ets_cfg: willing=%d cbs=%d, maxtcs=%d\n", | |
1377 | cfg->etscfg.willing, cfg->etscfg.cbs, | |
1378 | cfg->etscfg.maxtcs); | |
1379 | for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { | |
1380 | dev_info(&pf->pdev->dev, "port ets_cfg: %d prio_tc=%d tcbw=%d tctsa=%d\n", | |
1381 | i, cfg->etscfg.prioritytable[i], | |
1382 | cfg->etscfg.tcbwtable[i], | |
1383 | cfg->etscfg.tsatable[i]); | |
1384 | } | |
1385 | for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { | |
1386 | dev_info(&pf->pdev->dev, "port ets_rec: %d prio_tc=%d tcbw=%d tctsa=%d\n", | |
1387 | i, cfg->etsrec.prioritytable[i], | |
1388 | cfg->etsrec.tcbwtable[i], | |
1389 | cfg->etsrec.tsatable[i]); | |
1390 | } | |
1391 | dev_info(&pf->pdev->dev, | |
1392 | "port pfc_cfg: willing=%d mbc=%d, pfccap=%d pfcenable=0x%x\n", | |
1393 | cfg->pfc.willing, cfg->pfc.mbc, | |
1394 | cfg->pfc.pfccap, cfg->pfc.pfcenable); | |
1395 | dev_info(&pf->pdev->dev, | |
1396 | "port app_table: num_apps=%d\n", cfg->numapps); | |
1397 | for (i = 0; i < cfg->numapps; i++) { | |
1398 | dev_info(&pf->pdev->dev, "port app_table: %d prio=%d selector=%d protocol=0x%x\n", | |
1399 | i, cfg->app[i].priority, | |
1400 | cfg->app[i].selector, | |
1401 | cfg->app[i].protocolid); | |
1402 | } | |
1403 | /* Peer TLV DCBX data */ | |
1404 | dev_info(&pf->pdev->dev, | |
1405 | "remote port ets_cfg: willing=%d cbs=%d, maxtcs=%d\n", | |
1406 | r_cfg->etscfg.willing, | |
1407 | r_cfg->etscfg.cbs, r_cfg->etscfg.maxtcs); | |
1408 | for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { | |
1409 | dev_info(&pf->pdev->dev, "remote port ets_cfg: %d prio_tc=%d tcbw=%d tctsa=%d\n", | |
1410 | i, r_cfg->etscfg.prioritytable[i], | |
1411 | r_cfg->etscfg.tcbwtable[i], | |
1412 | r_cfg->etscfg.tsatable[i]); | |
1413 | } | |
1414 | for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { | |
1415 | dev_info(&pf->pdev->dev, "remote port ets_rec: %d prio_tc=%d tcbw=%d tctsa=%d\n", | |
1416 | i, r_cfg->etsrec.prioritytable[i], | |
1417 | r_cfg->etsrec.tcbwtable[i], | |
1418 | r_cfg->etsrec.tsatable[i]); | |
1419 | } | |
1420 | dev_info(&pf->pdev->dev, | |
1421 | "remote port pfc_cfg: willing=%d mbc=%d, pfccap=%d pfcenable=0x%x\n", | |
1422 | r_cfg->pfc.willing, | |
1423 | r_cfg->pfc.mbc, | |
1424 | r_cfg->pfc.pfccap, | |
1425 | r_cfg->pfc.pfcenable); | |
1426 | dev_info(&pf->pdev->dev, | |
1427 | "remote port app_table: num_apps=%d\n", | |
1428 | r_cfg->numapps); | |
1429 | for (i = 0; i < r_cfg->numapps; i++) { | |
1430 | dev_info(&pf->pdev->dev, "remote port app_table: %d prio=%d selector=%d protocol=0x%x\n", | |
1431 | i, r_cfg->app[i].priority, | |
1432 | r_cfg->app[i].selector, | |
1433 | r_cfg->app[i].protocolid); | |
1434 | } | |
1435 | } else { | |
1436 | dev_info(&pf->pdev->dev, | |
1437 | "dump desc tx <vsi_seid> <ring_id> [<desc_n>], dump desc rx <vsi_seid> <ring_id> [<desc_n>],\n"); | |
1438 | dev_info(&pf->pdev->dev, "dump switch, dump vsi [seid] or\n"); | |
1439 | dev_info(&pf->pdev->dev, "dump stats\n"); | |
1440 | dev_info(&pf->pdev->dev, "dump reset stats\n"); | |
1441 | dev_info(&pf->pdev->dev, "dump port\n"); | |
1442 | dev_info(&pf->pdev->dev, | |
1443 | "dump debug fwdata <cluster_id> <table_id> <index>\n"); | |
1444 | } | |
1445 | ||
1446 | } else if (strncmp(cmd_buf, "msg_enable", 10) == 0) { | |
1447 | u32 level; | |
1448 | cnt = sscanf(&cmd_buf[10], "%i", &level); | |
1449 | if (cnt) { | |
1450 | if (I40E_DEBUG_USER & level) { | |
1451 | pf->hw.debug_mask = level; | |
1452 | dev_info(&pf->pdev->dev, | |
1453 | "set hw.debug_mask = 0x%08x\n", | |
1454 | pf->hw.debug_mask); | |
1455 | } | |
1456 | pf->msg_enable = level; | |
1457 | dev_info(&pf->pdev->dev, "set msg_enable = 0x%08x\n", | |
1458 | pf->msg_enable); | |
1459 | } else { | |
1460 | dev_info(&pf->pdev->dev, "msg_enable = 0x%08x\n", | |
1461 | pf->msg_enable); | |
1462 | } | |
1463 | } else if (strncmp(cmd_buf, "pfr", 3) == 0) { | |
1464 | dev_info(&pf->pdev->dev, "forcing PFR\n"); | |
23326186 | 1465 | i40e_do_reset_safe(pf, (1 << __I40E_PF_RESET_REQUESTED)); |
02e9c290 JB |
1466 | |
1467 | } else if (strncmp(cmd_buf, "corer", 5) == 0) { | |
1468 | dev_info(&pf->pdev->dev, "forcing CoreR\n"); | |
23326186 | 1469 | i40e_do_reset_safe(pf, (1 << __I40E_CORE_RESET_REQUESTED)); |
02e9c290 JB |
1470 | |
1471 | } else if (strncmp(cmd_buf, "globr", 5) == 0) { | |
1472 | dev_info(&pf->pdev->dev, "forcing GlobR\n"); | |
23326186 | 1473 | i40e_do_reset_safe(pf, (1 << __I40E_GLOBAL_RESET_REQUESTED)); |
02e9c290 | 1474 | |
7823fe34 SN |
1475 | } else if (strncmp(cmd_buf, "empr", 4) == 0) { |
1476 | dev_info(&pf->pdev->dev, "forcing EMPR\n"); | |
23326186 | 1477 | i40e_do_reset_safe(pf, (1 << __I40E_EMP_RESET_REQUESTED)); |
7823fe34 | 1478 | |
02e9c290 JB |
1479 | } else if (strncmp(cmd_buf, "read", 4) == 0) { |
1480 | u32 address; | |
1481 | u32 value; | |
1482 | cnt = sscanf(&cmd_buf[4], "%x", &address); | |
1483 | if (cnt != 1) { | |
1484 | dev_info(&pf->pdev->dev, "read <reg>\n"); | |
1485 | goto command_write_done; | |
1486 | } | |
1487 | ||
1488 | /* check the range on address */ | |
1489 | if (address >= I40E_MAX_REGISTER) { | |
1490 | dev_info(&pf->pdev->dev, "read reg address 0x%08x too large\n", | |
1491 | address); | |
1492 | goto command_write_done; | |
1493 | } | |
1494 | ||
1495 | value = rd32(&pf->hw, address); | |
1496 | dev_info(&pf->pdev->dev, "read: 0x%08x = 0x%08x\n", | |
1497 | address, value); | |
1498 | ||
1499 | } else if (strncmp(cmd_buf, "write", 5) == 0) { | |
1500 | u32 address, value; | |
1501 | cnt = sscanf(&cmd_buf[5], "%x %x", &address, &value); | |
1502 | if (cnt != 2) { | |
1503 | dev_info(&pf->pdev->dev, "write <reg> <value>\n"); | |
1504 | goto command_write_done; | |
1505 | } | |
1506 | ||
1507 | /* check the range on address */ | |
1508 | if (address >= I40E_MAX_REGISTER) { | |
1509 | dev_info(&pf->pdev->dev, "write reg address 0x%08x too large\n", | |
1510 | address); | |
1511 | goto command_write_done; | |
1512 | } | |
1513 | wr32(&pf->hw, address, value); | |
1514 | value = rd32(&pf->hw, address); | |
1515 | dev_info(&pf->pdev->dev, "write: 0x%08x = 0x%08x\n", | |
1516 | address, value); | |
1517 | } else if (strncmp(cmd_buf, "clear_stats", 11) == 0) { | |
1518 | if (strncmp(&cmd_buf[12], "vsi", 3) == 0) { | |
1519 | cnt = sscanf(&cmd_buf[15], "%d", &vsi_seid); | |
1520 | if (cnt == 0) { | |
1521 | int i; | |
1522 | for (i = 0; i < pf->hw.func_caps.num_vsis; i++) | |
1523 | i40e_vsi_reset_stats(pf->vsi[i]); | |
1524 | dev_info(&pf->pdev->dev, "vsi clear stats called for all vsi's\n"); | |
1525 | } else if (cnt == 1) { | |
1526 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
1527 | if (!vsi) { | |
1528 | dev_info(&pf->pdev->dev, | |
1529 | "clear_stats vsi: bad vsi %d\n", | |
1530 | vsi_seid); | |
1531 | goto command_write_done; | |
1532 | } | |
1533 | i40e_vsi_reset_stats(vsi); | |
1534 | dev_info(&pf->pdev->dev, | |
1535 | "vsi clear stats called for vsi %d\n", | |
1536 | vsi_seid); | |
1537 | } else { | |
1538 | dev_info(&pf->pdev->dev, "clear_stats vsi [seid]\n"); | |
1539 | } | |
1540 | } else if (strncmp(&cmd_buf[12], "pf", 2) == 0) { | |
1541 | i40e_pf_reset_stats(pf); | |
1542 | dev_info(&pf->pdev->dev, "pf clear stats called\n"); | |
1543 | } else { | |
1544 | dev_info(&pf->pdev->dev, "clear_stats vsi [seid] or clear_stats pf\n"); | |
1545 | } | |
1546 | } else if ((strncmp(cmd_buf, "add fd_filter", 13) == 0) || | |
1547 | (strncmp(cmd_buf, "rem fd_filter", 13) == 0)) { | |
1548 | struct i40e_fdir_data fd_data; | |
02e9c290 JB |
1549 | u16 packet_len, i, j = 0; |
1550 | char *asc_packet; | |
1551 | bool add = false; | |
738a9e9b | 1552 | int ret; |
02e9c290 JB |
1553 | |
1554 | asc_packet = kzalloc(I40E_FDIR_MAX_RAW_PACKET_LOOKUP, | |
1555 | GFP_KERNEL); | |
1556 | if (!asc_packet) | |
1557 | goto command_write_done; | |
1558 | ||
1559 | fd_data.raw_packet = kzalloc(I40E_FDIR_MAX_RAW_PACKET_LOOKUP, | |
1560 | GFP_KERNEL); | |
1561 | ||
1562 | if (!fd_data.raw_packet) { | |
1563 | kfree(asc_packet); | |
1564 | asc_packet = NULL; | |
1565 | goto command_write_done; | |
1566 | } | |
1567 | ||
1568 | if (strncmp(cmd_buf, "add", 3) == 0) | |
1569 | add = true; | |
1570 | cnt = sscanf(&cmd_buf[13], | |
1571 | "%hx %2hhx %2hhx %hx %2hhx %2hhx %hx %x %hd %512s", | |
1572 | &fd_data.q_index, | |
1573 | &fd_data.flex_off, &fd_data.pctype, | |
1574 | &fd_data.dest_vsi, &fd_data.dest_ctl, | |
1575 | &fd_data.fd_status, &fd_data.cnt_index, | |
1576 | &fd_data.fd_id, &packet_len, asc_packet); | |
1577 | if (cnt != 10) { | |
1578 | dev_info(&pf->pdev->dev, | |
1579 | "program fd_filter: bad command string, cnt=%d\n", | |
1580 | cnt); | |
1581 | kfree(asc_packet); | |
1582 | asc_packet = NULL; | |
1583 | kfree(fd_data.raw_packet); | |
1584 | goto command_write_done; | |
1585 | } | |
1586 | ||
1587 | /* fix packet length if user entered 0 */ | |
1588 | if (packet_len == 0) | |
1589 | packet_len = I40E_FDIR_MAX_RAW_PACKET_LOOKUP; | |
1590 | ||
1591 | /* make sure to check the max as well */ | |
1592 | packet_len = min_t(u16, | |
1593 | packet_len, I40E_FDIR_MAX_RAW_PACKET_LOOKUP); | |
1594 | ||
1595 | dev_info(&pf->pdev->dev, "FD raw packet:\n"); | |
1596 | for (i = 0; i < packet_len; i++) { | |
1597 | sscanf(&asc_packet[j], "%2hhx ", | |
1598 | &fd_data.raw_packet[i]); | |
1599 | j += 3; | |
1600 | snprintf(print_buf, 3, "%02x ", fd_data.raw_packet[i]); | |
1601 | print_buf += 3; | |
1602 | if ((i % 16) == 15) { | |
1603 | snprintf(print_buf, 1, "\n"); | |
1604 | print_buf++; | |
1605 | } | |
1606 | } | |
1607 | dev_info(&pf->pdev->dev, "%s\n", print_buf_start); | |
1608 | ret = i40e_program_fdir_filter(&fd_data, pf, add); | |
1609 | if (!ret) { | |
1610 | dev_info(&pf->pdev->dev, "Filter command send Status : Success\n"); | |
1611 | } else { | |
1612 | dev_info(&pf->pdev->dev, | |
1613 | "Filter command send failed %d\n", ret); | |
1614 | } | |
1615 | kfree(fd_data.raw_packet); | |
1616 | fd_data.raw_packet = NULL; | |
1617 | kfree(asc_packet); | |
1618 | asc_packet = NULL; | |
1619 | } else if (strncmp(cmd_buf, "lldp", 4) == 0) { | |
1620 | if (strncmp(&cmd_buf[5], "stop", 4) == 0) { | |
1621 | int ret; | |
1622 | ret = i40e_aq_stop_lldp(&pf->hw, false, NULL); | |
1623 | if (ret) { | |
1624 | dev_info(&pf->pdev->dev, | |
1625 | "Stop LLDP AQ command failed =0x%x\n", | |
1626 | pf->hw.aq.asq_last_status); | |
1627 | goto command_write_done; | |
1628 | } | |
1629 | } else if (strncmp(&cmd_buf[5], "start", 5) == 0) { | |
1630 | int ret; | |
1631 | ret = i40e_aq_start_lldp(&pf->hw, NULL); | |
1632 | if (ret) { | |
1633 | dev_info(&pf->pdev->dev, | |
1634 | "Start LLDP AQ command failed =0x%x\n", | |
1635 | pf->hw.aq.asq_last_status); | |
1636 | goto command_write_done; | |
1637 | } | |
1638 | } else if (strncmp(&cmd_buf[5], | |
1639 | "get local", 9) == 0) { | |
738a9e9b | 1640 | u16 llen, rlen; |
02e9c290 JB |
1641 | int ret, i; |
1642 | u8 *buff; | |
02e9c290 JB |
1643 | buff = kzalloc(I40E_LLDPDU_SIZE, GFP_KERNEL); |
1644 | if (!buff) | |
1645 | goto command_write_done; | |
1646 | ||
1647 | ret = i40e_aq_get_lldp_mib(&pf->hw, 0, | |
1648 | I40E_AQ_LLDP_MIB_LOCAL, | |
1649 | buff, I40E_LLDPDU_SIZE, | |
1650 | &llen, &rlen, NULL); | |
1651 | if (ret) { | |
1652 | dev_info(&pf->pdev->dev, | |
1653 | "Get LLDP MIB (local) AQ command failed =0x%x\n", | |
1654 | pf->hw.aq.asq_last_status); | |
1655 | kfree(buff); | |
1656 | buff = NULL; | |
1657 | goto command_write_done; | |
1658 | } | |
1659 | dev_info(&pf->pdev->dev, | |
1660 | "Get LLDP MIB (local) AQ buffer written back:\n"); | |
1661 | for (i = 0; i < I40E_LLDPDU_SIZE; i++) { | |
1662 | snprintf(print_buf, 3, "%02x ", buff[i]); | |
1663 | print_buf += 3; | |
1664 | if ((i % 16) == 15) { | |
1665 | snprintf(print_buf, 1, "\n"); | |
1666 | print_buf++; | |
1667 | } | |
1668 | } | |
1669 | dev_info(&pf->pdev->dev, "%s\n", print_buf_start); | |
1670 | kfree(buff); | |
1671 | buff = NULL; | |
1672 | } else if (strncmp(&cmd_buf[5], "get remote", 10) == 0) { | |
738a9e9b | 1673 | u16 llen, rlen; |
02e9c290 JB |
1674 | int ret, i; |
1675 | u8 *buff; | |
02e9c290 JB |
1676 | buff = kzalloc(I40E_LLDPDU_SIZE, GFP_KERNEL); |
1677 | if (!buff) | |
1678 | goto command_write_done; | |
1679 | ||
1680 | ret = i40e_aq_get_lldp_mib(&pf->hw, | |
1681 | I40E_AQ_LLDP_BRIDGE_TYPE_NEAREST_BRIDGE, | |
1682 | I40E_AQ_LLDP_MIB_LOCAL, | |
1683 | buff, I40E_LLDPDU_SIZE, | |
1684 | &llen, &rlen, NULL); | |
1685 | if (ret) { | |
1686 | dev_info(&pf->pdev->dev, | |
1687 | "Get LLDP MIB (remote) AQ command failed =0x%x\n", | |
1688 | pf->hw.aq.asq_last_status); | |
1689 | kfree(buff); | |
1690 | buff = NULL; | |
1691 | goto command_write_done; | |
1692 | } | |
1693 | dev_info(&pf->pdev->dev, | |
1694 | "Get LLDP MIB (remote) AQ buffer written back:\n"); | |
1695 | for (i = 0; i < I40E_LLDPDU_SIZE; i++) { | |
1696 | snprintf(print_buf, 3, "%02x ", buff[i]); | |
1697 | print_buf += 3; | |
1698 | if ((i % 16) == 15) { | |
1699 | snprintf(print_buf, 1, "\n"); | |
1700 | print_buf++; | |
1701 | } | |
1702 | } | |
1703 | dev_info(&pf->pdev->dev, "%s\n", print_buf_start); | |
1704 | kfree(buff); | |
1705 | buff = NULL; | |
1706 | } else if (strncmp(&cmd_buf[5], "event on", 8) == 0) { | |
1707 | int ret; | |
1708 | ret = i40e_aq_cfg_lldp_mib_change_event(&pf->hw, | |
1709 | true, NULL); | |
1710 | if (ret) { | |
1711 | dev_info(&pf->pdev->dev, | |
1712 | "Config LLDP MIB Change Event (on) AQ command failed =0x%x\n", | |
1713 | pf->hw.aq.asq_last_status); | |
1714 | goto command_write_done; | |
1715 | } | |
1716 | } else if (strncmp(&cmd_buf[5], "event off", 9) == 0) { | |
1717 | int ret; | |
1718 | ret = i40e_aq_cfg_lldp_mib_change_event(&pf->hw, | |
1719 | false, NULL); | |
1720 | if (ret) { | |
1721 | dev_info(&pf->pdev->dev, | |
1722 | "Config LLDP MIB Change Event (off) AQ command failed =0x%x\n", | |
1723 | pf->hw.aq.asq_last_status); | |
1724 | goto command_write_done; | |
1725 | } | |
1726 | } | |
1727 | } else if (strncmp(cmd_buf, "nvm read", 8) == 0) { | |
1728 | u16 buffer_len, i, bytes; | |
1729 | u16 module; | |
1730 | u32 offset; | |
1731 | u16 *buff; | |
1732 | int ret; | |
1733 | ||
1734 | cnt = sscanf(&cmd_buf[8], "%hx %x %hx", | |
1735 | &module, &offset, &buffer_len); | |
1736 | if (cnt == 0) { | |
1737 | module = 0; | |
1738 | offset = 0; | |
1739 | buffer_len = 0; | |
1740 | } else if (cnt == 1) { | |
1741 | offset = 0; | |
1742 | buffer_len = 0; | |
1743 | } else if (cnt == 2) { | |
1744 | buffer_len = 0; | |
1745 | } else if (cnt > 3) { | |
1746 | dev_info(&pf->pdev->dev, | |
1747 | "nvm read: bad command string, cnt=%d\n", cnt); | |
1748 | goto command_write_done; | |
1749 | } | |
1750 | ||
520dfd8b JB |
1751 | /* set the max length */ |
1752 | buffer_len = min_t(u16, buffer_len, I40E_MAX_AQ_BUF_SIZE/2); | |
02e9c290 JB |
1753 | |
1754 | bytes = 2 * buffer_len; | |
520dfd8b JB |
1755 | |
1756 | /* read at least 1k bytes, no more than 4kB */ | |
1757 | bytes = clamp(bytes, (u16)1024, (u16)I40E_MAX_AQ_BUF_SIZE); | |
02e9c290 JB |
1758 | buff = kzalloc(bytes, GFP_KERNEL); |
1759 | if (!buff) | |
1760 | goto command_write_done; | |
1761 | ||
1762 | ret = i40e_acquire_nvm(&pf->hw, I40E_RESOURCE_READ); | |
1763 | if (ret) { | |
1764 | dev_info(&pf->pdev->dev, | |
1765 | "Failed Acquiring NVM resource for read err=%d status=0x%x\n", | |
1766 | ret, pf->hw.aq.asq_last_status); | |
1767 | kfree(buff); | |
1768 | goto command_write_done; | |
1769 | } | |
1770 | ||
1771 | ret = i40e_aq_read_nvm(&pf->hw, module, (2 * offset), | |
1772 | bytes, (u8 *)buff, true, NULL); | |
1773 | i40e_release_nvm(&pf->hw); | |
1774 | if (ret) { | |
1775 | dev_info(&pf->pdev->dev, | |
1776 | "Read NVM AQ failed err=%d status=0x%x\n", | |
1777 | ret, pf->hw.aq.asq_last_status); | |
1778 | } else { | |
1779 | dev_info(&pf->pdev->dev, | |
1780 | "Read NVM module=0x%x offset=0x%x words=%d\n", | |
1781 | module, offset, buffer_len); | |
1782 | for (i = 0; i < buffer_len; i++) { | |
1783 | if ((i % 16) == 0) { | |
1784 | snprintf(print_buf, 11, "\n0x%08x: ", | |
1785 | offset + i); | |
1786 | print_buf += 11; | |
1787 | } | |
1788 | snprintf(print_buf, 5, "%04x ", buff[i]); | |
1789 | print_buf += 5; | |
1790 | } | |
1791 | dev_info(&pf->pdev->dev, "%s\n", print_buf_start); | |
1792 | } | |
1793 | kfree(buff); | |
1794 | buff = NULL; | |
1795 | } else { | |
1796 | dev_info(&pf->pdev->dev, "unknown command '%s'\n", cmd_buf); | |
1797 | dev_info(&pf->pdev->dev, "available commands\n"); | |
1798 | dev_info(&pf->pdev->dev, " add vsi [relay_seid]\n"); | |
1799 | dev_info(&pf->pdev->dev, " del vsi [vsi_seid]\n"); | |
1800 | dev_info(&pf->pdev->dev, " add relay <uplink_seid> <vsi_seid>\n"); | |
1801 | dev_info(&pf->pdev->dev, " del relay <relay_seid>\n"); | |
1802 | dev_info(&pf->pdev->dev, " add macaddr <vsi_seid> <aa:bb:cc:dd:ee:ff> [vlan]\n"); | |
1803 | dev_info(&pf->pdev->dev, " del macaddr <vsi_seid> <aa:bb:cc:dd:ee:ff> [vlan]\n"); | |
1804 | dev_info(&pf->pdev->dev, " add pvid <vsi_seid> <vid>\n"); | |
1805 | dev_info(&pf->pdev->dev, " del pvid <vsi_seid>\n"); | |
1806 | dev_info(&pf->pdev->dev, " dump switch\n"); | |
1807 | dev_info(&pf->pdev->dev, " dump vsi [seid]\n"); | |
1808 | dev_info(&pf->pdev->dev, " dump desc tx <vsi_seid> <ring_id> [<desc_n>]\n"); | |
1809 | dev_info(&pf->pdev->dev, " dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n"); | |
1810 | dev_info(&pf->pdev->dev, " dump desc aq\n"); | |
1811 | dev_info(&pf->pdev->dev, " dump stats\n"); | |
1812 | dev_info(&pf->pdev->dev, " dump reset stats\n"); | |
1813 | dev_info(&pf->pdev->dev, " msg_enable [level]\n"); | |
1814 | dev_info(&pf->pdev->dev, " read <reg>\n"); | |
1815 | dev_info(&pf->pdev->dev, " write <reg> <value>\n"); | |
1816 | dev_info(&pf->pdev->dev, " clear_stats vsi [seid]\n"); | |
1817 | dev_info(&pf->pdev->dev, " clear_stats pf\n"); | |
1818 | dev_info(&pf->pdev->dev, " pfr\n"); | |
1819 | dev_info(&pf->pdev->dev, " corer\n"); | |
1820 | dev_info(&pf->pdev->dev, " globr\n"); | |
1821 | 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"); | |
1822 | 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"); | |
1823 | dev_info(&pf->pdev->dev, " lldp start\n"); | |
1824 | dev_info(&pf->pdev->dev, " lldp stop\n"); | |
1825 | dev_info(&pf->pdev->dev, " lldp get local\n"); | |
1826 | dev_info(&pf->pdev->dev, " lldp get remote\n"); | |
1827 | dev_info(&pf->pdev->dev, " lldp event on\n"); | |
1828 | dev_info(&pf->pdev->dev, " lldp event off\n"); | |
1829 | dev_info(&pf->pdev->dev, " nvm read [module] [word_offset] [word_count]\n"); | |
1830 | } | |
1831 | ||
1832 | command_write_done: | |
1833 | kfree(cmd_buf); | |
1834 | cmd_buf = NULL; | |
1835 | kfree(print_buf_start); | |
1836 | print_buf = NULL; | |
1837 | print_buf_start = NULL; | |
1838 | return count; | |
1839 | } | |
1840 | ||
1841 | static const struct file_operations i40e_dbg_command_fops = { | |
1842 | .owner = THIS_MODULE, | |
1843 | .open = simple_open, | |
1844 | .read = i40e_dbg_command_read, | |
1845 | .write = i40e_dbg_command_write, | |
1846 | }; | |
1847 | ||
1848 | /************************************************************** | |
1849 | * netdev_ops | |
1850 | * The netdev_ops entry in debugfs is for giving the driver commands | |
1851 | * to be executed from the netdev operations. | |
1852 | **************************************************************/ | |
1853 | static char i40e_dbg_netdev_ops_buf[256] = "hello world"; | |
1854 | ||
1855 | /** | |
1856 | * i40e_dbg_netdev_ops - read for netdev_ops datum | |
1857 | * @filp: the opened file | |
1858 | * @buffer: where to write the data for the user to read | |
1859 | * @count: the size of the user's buffer | |
1860 | * @ppos: file position offset | |
1861 | **/ | |
1862 | static ssize_t i40e_dbg_netdev_ops_read(struct file *filp, char __user *buffer, | |
1863 | size_t count, loff_t *ppos) | |
1864 | { | |
1865 | struct i40e_pf *pf = filp->private_data; | |
1866 | int bytes_not_copied; | |
1867 | int buf_size = 256; | |
1868 | char *buf; | |
1869 | int len; | |
1870 | ||
1871 | /* don't allow partal reads */ | |
1872 | if (*ppos != 0) | |
1873 | return 0; | |
1874 | if (count < buf_size) | |
1875 | return -ENOSPC; | |
1876 | ||
1877 | buf = kzalloc(buf_size, GFP_KERNEL); | |
1878 | if (!buf) | |
1879 | return -ENOSPC; | |
1880 | ||
1881 | len = snprintf(buf, buf_size, "%s: %s\n", | |
1882 | pf->vsi[pf->lan_vsi]->netdev->name, | |
1883 | i40e_dbg_netdev_ops_buf); | |
1884 | ||
1885 | bytes_not_copied = copy_to_user(buffer, buf, len); | |
1886 | kfree(buf); | |
1887 | ||
1888 | if (bytes_not_copied < 0) | |
1889 | return bytes_not_copied; | |
1890 | ||
1891 | *ppos = len; | |
1892 | return len; | |
1893 | } | |
1894 | ||
1895 | /** | |
1896 | * i40e_dbg_netdev_ops_write - write into netdev_ops datum | |
1897 | * @filp: the opened file | |
1898 | * @buffer: where to find the user's data | |
1899 | * @count: the length of the user's data | |
1900 | * @ppos: file position offset | |
1901 | **/ | |
1902 | static ssize_t i40e_dbg_netdev_ops_write(struct file *filp, | |
1903 | const char __user *buffer, | |
1904 | size_t count, loff_t *ppos) | |
1905 | { | |
1906 | struct i40e_pf *pf = filp->private_data; | |
1907 | int bytes_not_copied; | |
1908 | struct i40e_vsi *vsi; | |
004173cb | 1909 | char *buf_tmp; |
02e9c290 JB |
1910 | int vsi_seid; |
1911 | int i, cnt; | |
1912 | ||
1913 | /* don't allow partial writes */ | |
1914 | if (*ppos != 0) | |
1915 | return 0; | |
1916 | if (count >= sizeof(i40e_dbg_netdev_ops_buf)) | |
1917 | return -ENOSPC; | |
1918 | ||
1919 | memset(i40e_dbg_netdev_ops_buf, 0, sizeof(i40e_dbg_netdev_ops_buf)); | |
1920 | bytes_not_copied = copy_from_user(i40e_dbg_netdev_ops_buf, | |
1921 | buffer, count); | |
1922 | if (bytes_not_copied < 0) | |
1923 | return bytes_not_copied; | |
1924 | else if (bytes_not_copied > 0) | |
1925 | count -= bytes_not_copied; | |
1926 | i40e_dbg_netdev_ops_buf[count] = '\0'; | |
1927 | ||
004173cb JB |
1928 | buf_tmp = strchr(i40e_dbg_netdev_ops_buf, '\n'); |
1929 | if (buf_tmp) { | |
1930 | *buf_tmp = '\0'; | |
1931 | count = buf_tmp - i40e_dbg_netdev_ops_buf + 1; | |
1932 | } | |
1933 | ||
02e9c290 JB |
1934 | if (strncmp(i40e_dbg_netdev_ops_buf, "tx_timeout", 10) == 0) { |
1935 | cnt = sscanf(&i40e_dbg_netdev_ops_buf[11], "%i", &vsi_seid); | |
1936 | if (cnt != 1) { | |
1937 | dev_info(&pf->pdev->dev, "tx_timeout <vsi_seid>\n"); | |
1938 | goto netdev_ops_write_done; | |
1939 | } | |
1940 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
1941 | if (!vsi) { | |
1942 | dev_info(&pf->pdev->dev, | |
1943 | "tx_timeout: VSI %d not found\n", vsi_seid); | |
1944 | goto netdev_ops_write_done; | |
1945 | } | |
1946 | if (rtnl_trylock()) { | |
1947 | vsi->netdev->netdev_ops->ndo_tx_timeout(vsi->netdev); | |
1948 | rtnl_unlock(); | |
1949 | dev_info(&pf->pdev->dev, "tx_timeout called\n"); | |
1950 | } else { | |
1951 | dev_info(&pf->pdev->dev, "Could not acquire RTNL - please try again\n"); | |
1952 | } | |
1953 | } else if (strncmp(i40e_dbg_netdev_ops_buf, "change_mtu", 10) == 0) { | |
1954 | int mtu; | |
1955 | cnt = sscanf(&i40e_dbg_netdev_ops_buf[11], "%i %i", | |
1956 | &vsi_seid, &mtu); | |
1957 | if (cnt != 2) { | |
1958 | dev_info(&pf->pdev->dev, "change_mtu <vsi_seid> <mtu>\n"); | |
1959 | goto netdev_ops_write_done; | |
1960 | } | |
1961 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
1962 | if (!vsi) { | |
1963 | dev_info(&pf->pdev->dev, | |
1964 | "change_mtu: VSI %d not found\n", vsi_seid); | |
1965 | goto netdev_ops_write_done; | |
1966 | } | |
1967 | if (rtnl_trylock()) { | |
1968 | vsi->netdev->netdev_ops->ndo_change_mtu(vsi->netdev, | |
1969 | mtu); | |
1970 | rtnl_unlock(); | |
1971 | dev_info(&pf->pdev->dev, "change_mtu called\n"); | |
1972 | } else { | |
1973 | dev_info(&pf->pdev->dev, "Could not acquire RTNL - please try again\n"); | |
1974 | } | |
1975 | ||
1976 | } else if (strncmp(i40e_dbg_netdev_ops_buf, "set_rx_mode", 11) == 0) { | |
1977 | cnt = sscanf(&i40e_dbg_netdev_ops_buf[11], "%i", &vsi_seid); | |
1978 | if (cnt != 1) { | |
1979 | dev_info(&pf->pdev->dev, "set_rx_mode <vsi_seid>\n"); | |
1980 | goto netdev_ops_write_done; | |
1981 | } | |
1982 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
1983 | if (!vsi) { | |
1984 | dev_info(&pf->pdev->dev, | |
1985 | "set_rx_mode: VSI %d not found\n", vsi_seid); | |
1986 | goto netdev_ops_write_done; | |
1987 | } | |
1988 | if (rtnl_trylock()) { | |
1989 | vsi->netdev->netdev_ops->ndo_set_rx_mode(vsi->netdev); | |
1990 | rtnl_unlock(); | |
1991 | dev_info(&pf->pdev->dev, "set_rx_mode called\n"); | |
1992 | } else { | |
1993 | dev_info(&pf->pdev->dev, "Could not acquire RTNL - please try again\n"); | |
1994 | } | |
1995 | ||
1996 | } else if (strncmp(i40e_dbg_netdev_ops_buf, "napi", 4) == 0) { | |
1997 | cnt = sscanf(&i40e_dbg_netdev_ops_buf[4], "%i", &vsi_seid); | |
1998 | if (cnt != 1) { | |
1999 | dev_info(&pf->pdev->dev, "napi <vsi_seid>\n"); | |
2000 | goto netdev_ops_write_done; | |
2001 | } | |
2002 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
2003 | if (!vsi) { | |
2004 | dev_info(&pf->pdev->dev, "napi: VSI %d not found\n", | |
2005 | vsi_seid); | |
2006 | goto netdev_ops_write_done; | |
2007 | } | |
2008 | for (i = 0; i < vsi->num_q_vectors; i++) | |
493fb300 | 2009 | napi_schedule(&vsi->q_vectors[i]->napi); |
02e9c290 JB |
2010 | dev_info(&pf->pdev->dev, "napi called\n"); |
2011 | } else { | |
2012 | dev_info(&pf->pdev->dev, "unknown command '%s'\n", | |
2013 | i40e_dbg_netdev_ops_buf); | |
2014 | dev_info(&pf->pdev->dev, "available commands\n"); | |
2015 | dev_info(&pf->pdev->dev, " tx_timeout <vsi_seid>\n"); | |
2016 | dev_info(&pf->pdev->dev, " change_mtu <vsi_seid> <mtu>\n"); | |
2017 | dev_info(&pf->pdev->dev, " set_rx_mode <vsi_seid>\n"); | |
2018 | dev_info(&pf->pdev->dev, " napi <vsi_seid>\n"); | |
2019 | } | |
2020 | netdev_ops_write_done: | |
2021 | return count; | |
2022 | } | |
2023 | ||
2024 | static const struct file_operations i40e_dbg_netdev_ops_fops = { | |
2025 | .owner = THIS_MODULE, | |
2026 | .open = simple_open, | |
2027 | .read = i40e_dbg_netdev_ops_read, | |
2028 | .write = i40e_dbg_netdev_ops_write, | |
2029 | }; | |
2030 | ||
2031 | /** | |
2032 | * i40e_dbg_pf_init - setup the debugfs directory for the pf | |
2033 | * @pf: the pf that is starting up | |
2034 | **/ | |
2035 | void i40e_dbg_pf_init(struct i40e_pf *pf) | |
2036 | { | |
6301002f | 2037 | struct dentry *pfile; |
02e9c290 | 2038 | const char *name = pci_name(pf->pdev); |
6301002f | 2039 | const struct device *dev = &pf->pdev->dev; |
02e9c290 JB |
2040 | |
2041 | pf->i40e_dbg_pf = debugfs_create_dir(name, i40e_dbg_root); | |
6301002f JB |
2042 | if (!pf->i40e_dbg_pf) |
2043 | return; | |
2044 | ||
2045 | pfile = debugfs_create_file("command", 0600, pf->i40e_dbg_pf, pf, | |
2046 | &i40e_dbg_command_fops); | |
2047 | if (!pfile) | |
2048 | goto create_failed; | |
2049 | ||
2050 | pfile = debugfs_create_file("dump", 0600, pf->i40e_dbg_pf, pf, | |
2051 | &i40e_dbg_dump_fops); | |
2052 | if (!pfile) | |
2053 | goto create_failed; | |
2054 | ||
2055 | pfile = debugfs_create_file("netdev_ops", 0600, pf->i40e_dbg_pf, pf, | |
2056 | &i40e_dbg_netdev_ops_fops); | |
2057 | if (!pfile) | |
2058 | goto create_failed; | |
2059 | ||
2060 | return; | |
2061 | ||
2062 | create_failed: | |
2063 | dev_info(dev, "debugfs dir/file for %s failed\n", name); | |
2064 | debugfs_remove_recursive(pf->i40e_dbg_pf); | |
2065 | return; | |
02e9c290 JB |
2066 | } |
2067 | ||
2068 | /** | |
2069 | * i40e_dbg_pf_exit - clear out the pf's debugfs entries | |
2070 | * @pf: the pf that is stopping | |
2071 | **/ | |
2072 | void i40e_dbg_pf_exit(struct i40e_pf *pf) | |
2073 | { | |
2074 | debugfs_remove_recursive(pf->i40e_dbg_pf); | |
2075 | pf->i40e_dbg_pf = NULL; | |
2076 | ||
2077 | kfree(i40e_dbg_dump_buf); | |
2078 | i40e_dbg_dump_buf = NULL; | |
2079 | } | |
2080 | ||
2081 | /** | |
2082 | * i40e_dbg_init - start up debugfs for the driver | |
2083 | **/ | |
2084 | void i40e_dbg_init(void) | |
2085 | { | |
2086 | i40e_dbg_root = debugfs_create_dir(i40e_driver_name, NULL); | |
2087 | if (!i40e_dbg_root) | |
2088 | pr_info("init of debugfs failed\n"); | |
2089 | } | |
2090 | ||
2091 | /** | |
2092 | * i40e_dbg_exit - clean out the driver's debugfs entries | |
2093 | **/ | |
2094 | void i40e_dbg_exit(void) | |
2095 | { | |
2096 | debugfs_remove_recursive(i40e_dbg_root); | |
2097 | i40e_dbg_root = NULL; | |
2098 | } | |
2099 | ||
2100 | #endif /* CONFIG_DEBUG_FS */ |