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i40evf: refactor receive routine
[mirror_ubuntu-eoan-kernel.git] / drivers / net / ethernet / intel / i40e / i40e_debugfs.c
CommitLineData
02e9c290
JB		 1/*******************************************************************************
2 *
3 * Intel Ethernet Controller XL710 Family Linux Driver
13cb3e9d 4 * Copyright(c) 2013 - 2016 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
34static struct dentry *i40e_dbg_root;
35
36/**
37 * i40e_dbg_find_vsi - searches for the vsi with the given seid
b40c82e6 38 * @pf - the PF structure to search for the vsi
02e9c290
JB		 39 * @seid - seid of the vsi it is searching for
40 **/
41static 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
b40c82e6 57 * @pf - the PF structure to search for the veb
02e9c290
JB		 58 * @seid - seid of the veb it is searching for
59 **/
60static struct i40e_veb *i40e_dbg_find_veb(struct i40e_pf *pf, int seid)
61{
62 int i;
63
4147e2c5
KP		 64 for (i = 0; i < I40E_MAX_VEB; i++)
65 if (pf->veb[i] && pf->veb[i]->seid == seid)
66 return pf->veb[i];
02e9c290
JB		 67 return NULL;
68}
69
02e9c290
JB		 70/**************************************************************
71 * command
72 * The command entry in debugfs is for giving the driver commands
73 * to be executed - these may be for changing the internal switch
74 * setup, adding or removing filters, or other things. Many of
75 * these will be useful for some forms of unit testing.
76 **************************************************************/
d1da3ac0 77static char i40e_dbg_command_buf[256] = "";
02e9c290
JB		 78
79/**
80 * i40e_dbg_command_read - read for command datum
81 * @filp: the opened file
82 * @buffer: where to write the data for the user to read
83 * @count: the size of the user's buffer
84 * @ppos: file position offset
85 **/
86static ssize_t i40e_dbg_command_read(struct file *filp, char __user *buffer,
87 size_t count, loff_t *ppos)
88{
89 struct i40e_pf *pf = filp->private_data;
90 int bytes_not_copied;
91 int buf_size = 256;
92 char *buf;
93 int len;
94
95 /* don't allow partial reads */
96 if (*ppos != 0)
97 return 0;
98 if (count < buf_size)
99 return -ENOSPC;
100
101 buf = kzalloc(buf_size, GFP_KERNEL);
102 if (!buf)
103 return -ENOSPC;
104
105 len = snprintf(buf, buf_size, "%s: %s\n",
106 pf->vsi[pf->lan_vsi]->netdev->name,
107 i40e_dbg_command_buf);
108
109 bytes_not_copied = copy_to_user(buffer, buf, len);
110 kfree(buf);
111
0286c67e
RV		 112 if (bytes_not_copied)
113 return -EFAULT;
02e9c290
JB		 114
115 *ppos = len;
116 return len;
117}
118
119/**
e625f71b 120 * i40e_dbg_dump_vsi_seid - handles dump vsi seid write into command datum
02e9c290
JB		 121 * @pf: the i40e_pf created in command write
122 * @seid: the seid the user put in
123 **/
124static void i40e_dbg_dump_vsi_seid(struct i40e_pf *pf, int seid)
125{
126 struct rtnl_link_stats64 *nstat;
127 struct i40e_mac_filter *f;
128 struct i40e_vsi *vsi;
129 int i;
130
131 vsi = i40e_dbg_find_vsi(pf, seid);
132 if (!vsi) {
133 dev_info(&pf->pdev->dev,
134 "dump %d: seid not found\n", seid);
135 return;
136 }
137 dev_info(&pf->pdev->dev, "vsi seid %d\n", seid);
de1017f7
SN		 138 if (vsi->netdev) {
139 struct net_device *nd = vsi->netdev;
140
141 dev_info(&pf->pdev->dev, " netdev: name = %s, state = %lu, flags = 0x%08x\n",
142 nd->name, nd->state, nd->flags);
143 dev_info(&pf->pdev->dev, " features = 0x%08lx\n",
144 (unsigned long int)nd->features);
145 dev_info(&pf->pdev->dev, " hw_features = 0x%08lx\n",
146 (unsigned long int)nd->hw_features);
147 dev_info(&pf->pdev->dev, " vlan_features = 0x%08lx\n",
148 (unsigned long int)nd->vlan_features);
149 }
afb8ece4
CK		 150 dev_info(&pf->pdev->dev,
151 " vlgrp: & = %p\n", vsi->active_vlans);
02e9c290 152 dev_info(&pf->pdev->dev,
de1017f7
SN		 153 " state = %li flags = 0x%08lx, netdev_registered = %i, current_netdev_flags = 0x%04x\n",
154 vsi->state, vsi->flags,
155 vsi->netdev_registered, vsi->current_netdev_flags);
2ddb80c9 156 if (vsi == pf->vsi[pf->lan_vsi])
de1017f7 157 dev_info(&pf->pdev->dev, " MAC address: %pM SAN MAC: %pM Port MAC: %pM\n",
2ddb80c9
SN		 158 pf->hw.mac.addr,
159 pf->hw.mac.san_addr,
160 pf->hw.mac.port_addr);
02e9c290
JB		 161 list_for_each_entry(f, &vsi->mac_filter_list, list) {
162 dev_info(&pf->pdev->dev,
163 " mac_filter_list: %pM vid=%d, is_netdev=%d is_vf=%d counter=%d\n",
164 f->macaddr, f->vlan, f->is_netdev, f->is_vf,
165 f->counter);
166 }
167 nstat = i40e_get_vsi_stats_struct(vsi);
168 dev_info(&pf->pdev->dev,
169 " net_stats: rx_packets = %lu, rx_bytes = %lu, rx_errors = %lu, rx_dropped = %lu\n",
6995b36c
JB		 170 (unsigned long int)nstat->rx_packets,
171 (unsigned long int)nstat->rx_bytes,
172 (unsigned long int)nstat->rx_errors,
173 (unsigned long int)nstat->rx_dropped);
02e9c290
JB		 174 dev_info(&pf->pdev->dev,
175 " net_stats: tx_packets = %lu, tx_bytes = %lu, tx_errors = %lu, tx_dropped = %lu\n",
6995b36c
JB		 176 (unsigned long int)nstat->tx_packets,
177 (unsigned long int)nstat->tx_bytes,
178 (unsigned long int)nstat->tx_errors,
179 (unsigned long int)nstat->tx_dropped);
02e9c290
JB		 180 dev_info(&pf->pdev->dev,
181 " net_stats: multicast = %lu, collisions = %lu\n",
6995b36c
JB		 182 (unsigned long int)nstat->multicast,
183 (unsigned long int)nstat->collisions);
02e9c290
JB		 184 dev_info(&pf->pdev->dev,
185 " net_stats: rx_length_errors = %lu, rx_over_errors = %lu, rx_crc_errors = %lu\n",
6995b36c
JB		 186 (unsigned long int)nstat->rx_length_errors,
187 (unsigned long int)nstat->rx_over_errors,
188 (unsigned long int)nstat->rx_crc_errors);
02e9c290
JB		 189 dev_info(&pf->pdev->dev,
190 " net_stats: rx_frame_errors = %lu, rx_fifo_errors = %lu, rx_missed_errors = %lu\n",
6995b36c
JB		 191 (unsigned long int)nstat->rx_frame_errors,
192 (unsigned long int)nstat->rx_fifo_errors,
193 (unsigned long int)nstat->rx_missed_errors);
02e9c290
JB		 194 dev_info(&pf->pdev->dev,
195 " net_stats: tx_aborted_errors = %lu, tx_carrier_errors = %lu, tx_fifo_errors = %lu\n",
6995b36c
JB		 196 (unsigned long int)nstat->tx_aborted_errors,
197 (unsigned long int)nstat->tx_carrier_errors,
198 (unsigned long int)nstat->tx_fifo_errors);
02e9c290
JB		 199 dev_info(&pf->pdev->dev,
200 " net_stats: tx_heartbeat_errors = %lu, tx_window_errors = %lu\n",
6995b36c
JB		 201 (unsigned long int)nstat->tx_heartbeat_errors,
202 (unsigned long int)nstat->tx_window_errors);
02e9c290
JB		 203 dev_info(&pf->pdev->dev,
204 " net_stats: rx_compressed = %lu, tx_compressed = %lu\n",
6995b36c
JB		 205 (unsigned long int)nstat->rx_compressed,
206 (unsigned long int)nstat->tx_compressed);
02e9c290
JB		 207 dev_info(&pf->pdev->dev,
208 " net_stats_offsets: rx_packets = %lu, rx_bytes = %lu, rx_errors = %lu, rx_dropped = %lu\n",
6995b36c
JB		 209 (unsigned long int)vsi->net_stats_offsets.rx_packets,
210 (unsigned long int)vsi->net_stats_offsets.rx_bytes,
211 (unsigned long int)vsi->net_stats_offsets.rx_errors,
212 (unsigned long int)vsi->net_stats_offsets.rx_dropped);
02e9c290
JB		 213 dev_info(&pf->pdev->dev,
214 " net_stats_offsets: tx_packets = %lu, tx_bytes = %lu, tx_errors = %lu, tx_dropped = %lu\n",
6995b36c
JB		 215 (unsigned long int)vsi->net_stats_offsets.tx_packets,
216 (unsigned long int)vsi->net_stats_offsets.tx_bytes,
217 (unsigned long int)vsi->net_stats_offsets.tx_errors,
218 (unsigned long int)vsi->net_stats_offsets.tx_dropped);
02e9c290
JB		 219 dev_info(&pf->pdev->dev,
220 " net_stats_offsets: multicast = %lu, collisions = %lu\n",
6995b36c
JB		 221 (unsigned long int)vsi->net_stats_offsets.multicast,
222 (unsigned long int)vsi->net_stats_offsets.collisions);
02e9c290
JB		 223 dev_info(&pf->pdev->dev,
224 " net_stats_offsets: rx_length_errors = %lu, rx_over_errors = %lu, rx_crc_errors = %lu\n",
6995b36c
JB		 225 (unsigned long int)vsi->net_stats_offsets.rx_length_errors,
226 (unsigned long int)vsi->net_stats_offsets.rx_over_errors,
227 (unsigned long int)vsi->net_stats_offsets.rx_crc_errors);
02e9c290
JB		 228 dev_info(&pf->pdev->dev,
229 " net_stats_offsets: rx_frame_errors = %lu, rx_fifo_errors = %lu, rx_missed_errors = %lu\n",
6995b36c
JB		 230 (unsigned long int)vsi->net_stats_offsets.rx_frame_errors,
231 (unsigned long int)vsi->net_stats_offsets.rx_fifo_errors,
232 (unsigned long int)vsi->net_stats_offsets.rx_missed_errors);
02e9c290
JB		 233 dev_info(&pf->pdev->dev,
234 " net_stats_offsets: tx_aborted_errors = %lu, tx_carrier_errors = %lu, tx_fifo_errors = %lu\n",
6995b36c
JB		 235 (unsigned long int)vsi->net_stats_offsets.tx_aborted_errors,
236 (unsigned long int)vsi->net_stats_offsets.tx_carrier_errors,
237 (unsigned long int)vsi->net_stats_offsets.tx_fifo_errors);
02e9c290
JB		 238 dev_info(&pf->pdev->dev,
239 " net_stats_offsets: tx_heartbeat_errors = %lu, tx_window_errors = %lu\n",
6995b36c
JB		 240 (unsigned long int)vsi->net_stats_offsets.tx_heartbeat_errors,
241 (unsigned long int)vsi->net_stats_offsets.tx_window_errors);
02e9c290
JB		 242 dev_info(&pf->pdev->dev,
243 " net_stats_offsets: rx_compressed = %lu, tx_compressed = %lu\n",
6995b36c
JB		 244 (unsigned long int)vsi->net_stats_offsets.rx_compressed,
245 (unsigned long int)vsi->net_stats_offsets.tx_compressed);
02e9c290
JB		 246 dev_info(&pf->pdev->dev,
247 " tx_restart = %d, tx_busy = %d, rx_buf_failed = %d, rx_page_failed = %d\n",
248 vsi->tx_restart, vsi->tx_busy,
249 vsi->rx_buf_failed, vsi->rx_page_failed);
9f65e15b
AD		 250 rcu_read_lock();
251 for (i = 0; i < vsi->num_queue_pairs; i++) {
252 struct i40e_ring *rx_ring = ACCESS_ONCE(vsi->rx_rings[i]);
6995b36c 253
9f65e15b
AD		 254 if (!rx_ring)
255 continue;
256
257 dev_info(&pf->pdev->dev,
258 " rx_rings[%i]: desc = %p\n",
259 i, rx_ring->desc);
260 dev_info(&pf->pdev->dev,
261 " rx_rings[%i]: dev = %p, netdev = %p, rx_bi = %p\n",
262 i, rx_ring->dev,
263 rx_ring->netdev,
264 rx_ring->rx_bi);
265 dev_info(&pf->pdev->dev,
266 " rx_rings[%i]: state = %li, queue_index = %d, reg_idx = %d\n",
267 i, rx_ring->state,
268 rx_ring->queue_index,
269 rx_ring->reg_idx);
270 dev_info(&pf->pdev->dev,
1a557afc
JB		 271 " rx_rings[%i]: rx_buf_len = %d\n",
272 i, rx_ring->rx_buf_len);
9f65e15b 273 dev_info(&pf->pdev->dev,
b32bfa17
JB		 274 " rx_rings[%i]: next_to_use = %d, next_to_clean = %d, ring_active = %i\n",
275 i,
9f65e15b
AD		 276 rx_ring->next_to_use,
277 rx_ring->next_to_clean,
278 rx_ring->ring_active);
279 dev_info(&pf->pdev->dev,
280 " rx_rings[%i]: rx_stats: packets = %lld, bytes = %lld, non_eop_descs = %lld\n",
281 i, rx_ring->stats.packets,
282 rx_ring->stats.bytes,
283 rx_ring->rx_stats.non_eop_descs);
284 dev_info(&pf->pdev->dev,
420136cc 285 " rx_rings[%i]: rx_stats: alloc_page_failed = %lld, alloc_buff_failed = %lld\n",
9f65e15b 286 i,
420136cc
MW		 287 rx_ring->rx_stats.alloc_page_failed,
288 rx_ring->rx_stats.alloc_buff_failed);
f16704e5
MW		 289 dev_info(&pf->pdev->dev,
290 " rx_rings[%i]: rx_stats: realloc_count = %lld, page_reuse_count = %lld\n",
291 i,
292 rx_ring->rx_stats.realloc_count,
293 rx_ring->rx_stats.page_reuse_count);
9f65e15b
AD		 294 dev_info(&pf->pdev->dev,
295 " rx_rings[%i]: size = %i, dma = 0x%08lx\n",
296 i, rx_ring->size,
6995b36c 297 (unsigned long int)rx_ring->dma);
9f65e15b
AD		 298 dev_info(&pf->pdev->dev,
299 " rx_rings[%i]: vsi = %p, q_vector = %p\n",
300 i, rx_ring->vsi,
301 rx_ring->q_vector);
a75e8005
KL		 302 dev_info(&pf->pdev->dev,
303 " rx_rings[%i]: rx_itr_setting = %d (%s)\n",
304 i, rx_ring->rx_itr_setting,
305 ITR_IS_DYNAMIC(rx_ring->rx_itr_setting) ? "dynamic" : "fixed");
02e9c290 306 }
9f65e15b
AD		 307 for (i = 0; i < vsi->num_queue_pairs; i++) {
308 struct i40e_ring *tx_ring = ACCESS_ONCE(vsi->tx_rings[i]);
6995b36c 309
9f65e15b
AD		 310 if (!tx_ring)
311 continue;
1b60f3c4 312
9f65e15b
AD		 313 dev_info(&pf->pdev->dev,
314 " tx_rings[%i]: desc = %p\n",
315 i, tx_ring->desc);
316 dev_info(&pf->pdev->dev,
317 " tx_rings[%i]: dev = %p, netdev = %p, tx_bi = %p\n",
318 i, tx_ring->dev,
319 tx_ring->netdev,
320 tx_ring->tx_bi);
321 dev_info(&pf->pdev->dev,
322 " tx_rings[%i]: state = %li, queue_index = %d, reg_idx = %d\n",
323 i, tx_ring->state,
324 tx_ring->queue_index,
325 tx_ring->reg_idx);
9f65e15b 326 dev_info(&pf->pdev->dev,
4668607a
MW		 327 " tx_rings[%i]: next_to_use = %d, next_to_clean = %d, ring_active = %i\n",
328 i,
9f65e15b
AD		 329 tx_ring->next_to_use,
330 tx_ring->next_to_clean,
331 tx_ring->ring_active);
332 dev_info(&pf->pdev->dev,
333 " tx_rings[%i]: tx_stats: packets = %lld, bytes = %lld, restart_queue = %lld\n",
334 i, tx_ring->stats.packets,
335 tx_ring->stats.bytes,
336 tx_ring->tx_stats.restart_queue);
337 dev_info(&pf->pdev->dev,
338 " tx_rings[%i]: tx_stats: tx_busy = %lld, tx_done_old = %lld\n",
339 i,
340 tx_ring->tx_stats.tx_busy,
341 tx_ring->tx_stats.tx_done_old);
342 dev_info(&pf->pdev->dev,
343 " tx_rings[%i]: size = %i, dma = 0x%08lx\n",
344 i, tx_ring->size,
6995b36c 345 (unsigned long int)tx_ring->dma);
9f65e15b
AD		 346 dev_info(&pf->pdev->dev,
347 " tx_rings[%i]: vsi = %p, q_vector = %p\n",
348 i, tx_ring->vsi,
349 tx_ring->q_vector);
350 dev_info(&pf->pdev->dev,
351 " tx_rings[%i]: DCB tc = %d\n",
352 i, tx_ring->dcb_tc);
a75e8005
KL		 353 dev_info(&pf->pdev->dev,
354 " tx_rings[%i]: tx_itr_setting = %d (%s)\n",
355 i, tx_ring->tx_itr_setting,
356 ITR_IS_DYNAMIC(tx_ring->tx_itr_setting) ? "dynamic" : "fixed");
02e9c290 357 }
9f65e15b 358 rcu_read_unlock();
02e9c290 359 dev_info(&pf->pdev->dev,
a75e8005
KL		 360 " work_limit = %d\n",
361 vsi->work_limit);
02e9c290 362 dev_info(&pf->pdev->dev,
1a557afc
JB		 363 " max_frame = %d, rx_buf_len = %d dtype = %d\n",
364 vsi->max_frame, vsi->rx_buf_len, vsi->dtype);
02e9c290
JB		 365 dev_info(&pf->pdev->dev,
366 " num_q_vectors = %i, base_vector = %i\n",
367 vsi->num_q_vectors, vsi->base_vector);
368 dev_info(&pf->pdev->dev,
369 " seid = %d, id = %d, uplink_seid = %d\n",
370 vsi->seid, vsi->id, vsi->uplink_seid);
371 dev_info(&pf->pdev->dev,
372 " base_queue = %d, num_queue_pairs = %d, num_desc = %d\n",
373 vsi->base_queue, vsi->num_queue_pairs, vsi->num_desc);
374 dev_info(&pf->pdev->dev, " type = %i\n", vsi->type);
375 dev_info(&pf->pdev->dev,
376 " info: valid_sections = 0x%04x, switch_id = 0x%04x\n",
377 vsi->info.valid_sections, vsi->info.switch_id);
378 dev_info(&pf->pdev->dev,
379 " info: sw_reserved[] = 0x%02x 0x%02x\n",
380 vsi->info.sw_reserved[0], vsi->info.sw_reserved[1]);
381 dev_info(&pf->pdev->dev,
382 " info: sec_flags = 0x%02x, sec_reserved = 0x%02x\n",
383 vsi->info.sec_flags, vsi->info.sec_reserved);
384 dev_info(&pf->pdev->dev,
385 " info: pvid = 0x%04x, fcoe_pvid = 0x%04x, port_vlan_flags = 0x%02x\n",
386 vsi->info.pvid, vsi->info.fcoe_pvid,
387 vsi->info.port_vlan_flags);
388 dev_info(&pf->pdev->dev,
389 " info: pvlan_reserved[] = 0x%02x 0x%02x 0x%02x\n",
390 vsi->info.pvlan_reserved[0], vsi->info.pvlan_reserved[1],
391 vsi->info.pvlan_reserved[2]);
392 dev_info(&pf->pdev->dev,
393 " info: ingress_table = 0x%08x, egress_table = 0x%08x\n",
394 vsi->info.ingress_table, vsi->info.egress_table);
395 dev_info(&pf->pdev->dev,
396 " info: cas_pv_stag = 0x%04x, cas_pv_flags= 0x%02x, cas_pv_reserved = 0x%02x\n",
397 vsi->info.cas_pv_tag, vsi->info.cas_pv_flags,
398 vsi->info.cas_pv_reserved);
399 dev_info(&pf->pdev->dev,
400 " info: queue_mapping[0..7 ] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n",
401 vsi->info.queue_mapping[0], vsi->info.queue_mapping[1],
402 vsi->info.queue_mapping[2], vsi->info.queue_mapping[3],
403 vsi->info.queue_mapping[4], vsi->info.queue_mapping[5],
404 vsi->info.queue_mapping[6], vsi->info.queue_mapping[7]);
405 dev_info(&pf->pdev->dev,
406 " info: queue_mapping[8..15] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n",
407 vsi->info.queue_mapping[8], vsi->info.queue_mapping[9],
408 vsi->info.queue_mapping[10], vsi->info.queue_mapping[11],
409 vsi->info.queue_mapping[12], vsi->info.queue_mapping[13],
410 vsi->info.queue_mapping[14], vsi->info.queue_mapping[15]);
411 dev_info(&pf->pdev->dev,
412 " info: tc_mapping[] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n",
413 vsi->info.tc_mapping[0], vsi->info.tc_mapping[1],
414 vsi->info.tc_mapping[2], vsi->info.tc_mapping[3],
415 vsi->info.tc_mapping[4], vsi->info.tc_mapping[5],
416 vsi->info.tc_mapping[6], vsi->info.tc_mapping[7]);
417 dev_info(&pf->pdev->dev,
418 " info: queueing_opt_flags = 0x%02x queueing_opt_reserved[0..2] = 0x%02x 0x%02x 0x%02x\n",
419 vsi->info.queueing_opt_flags,
420 vsi->info.queueing_opt_reserved[0],
421 vsi->info.queueing_opt_reserved[1],
422 vsi->info.queueing_opt_reserved[2]);
423 dev_info(&pf->pdev->dev,
424 " info: up_enable_bits = 0x%02x\n",
425 vsi->info.up_enable_bits);
426 dev_info(&pf->pdev->dev,
427 " info: sched_reserved = 0x%02x, outer_up_table = 0x%04x\n",
428 vsi->info.sched_reserved, vsi->info.outer_up_table);
429 dev_info(&pf->pdev->dev,
430 " info: cmd_reserved[] = 0x%02x 0x%02x 0x%02x 0x0%02x 0x%02x 0x%02x 0x%02x 0x0%02x\n",
431 vsi->info.cmd_reserved[0], vsi->info.cmd_reserved[1],
432 vsi->info.cmd_reserved[2], vsi->info.cmd_reserved[3],
433 vsi->info.cmd_reserved[4], vsi->info.cmd_reserved[5],
434 vsi->info.cmd_reserved[6], vsi->info.cmd_reserved[7]);
435 dev_info(&pf->pdev->dev,
436 " info: qs_handle[] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n",
437 vsi->info.qs_handle[0], vsi->info.qs_handle[1],
438 vsi->info.qs_handle[2], vsi->info.qs_handle[3],
439 vsi->info.qs_handle[4], vsi->info.qs_handle[5],
440 vsi->info.qs_handle[6], vsi->info.qs_handle[7]);
441 dev_info(&pf->pdev->dev,
442 " info: stat_counter_idx = 0x%04x, sched_id = 0x%04x\n",
443 vsi->info.stat_counter_idx, vsi->info.sched_id);
444 dev_info(&pf->pdev->dev,
445 " 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",
446 vsi->info.resp_reserved[0], vsi->info.resp_reserved[1],
447 vsi->info.resp_reserved[2], vsi->info.resp_reserved[3],
448 vsi->info.resp_reserved[4], vsi->info.resp_reserved[5],
449 vsi->info.resp_reserved[6], vsi->info.resp_reserved[7],
450 vsi->info.resp_reserved[8], vsi->info.resp_reserved[9],
451 vsi->info.resp_reserved[10], vsi->info.resp_reserved[11]);
452 if (vsi->back)
b40c82e6 453 dev_info(&pf->pdev->dev, " PF = %p\n", vsi->back);
02e9c290
JB		 454 dev_info(&pf->pdev->dev, " idx = %d\n", vsi->idx);
455 dev_info(&pf->pdev->dev,
456 " tc_config: numtc = %d, enabled_tc = 0x%x\n",
457 vsi->tc_config.numtc, vsi->tc_config.enabled_tc);
458 for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) {
459 dev_info(&pf->pdev->dev,
460 " tc_config: tc = %d, qoffset = %d, qcount = %d, netdev_tc = %d\n",
461 i, vsi->tc_config.tc_info[i].qoffset,
462 vsi->tc_config.tc_info[i].qcount,
463 vsi->tc_config.tc_info[i].netdev_tc);
464 }
465 dev_info(&pf->pdev->dev,
466 " bw: bw_limit = %d, bw_max_quanta = %d\n",
467 vsi->bw_limit, vsi->bw_max_quanta);
468 for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) {
469 dev_info(&pf->pdev->dev,
470 " bw[%d]: ets_share_credits = %d, ets_limit_credits = %d, max_quanta = %d\n",
471 i, vsi->bw_ets_share_credits[i],
472 vsi->bw_ets_limit_credits[i],
473 vsi->bw_ets_max_quanta[i]);
474 }
38e00438
VD		 475#ifdef I40E_FCOE
476 if (vsi->type == I40E_VSI_FCOE) {
477 dev_info(&pf->pdev->dev,
478 " fcoe_stats: rx_packets = %llu, rx_dwords = %llu, rx_dropped = %llu\n",
479 vsi->fcoe_stats.rx_fcoe_packets,
480 vsi->fcoe_stats.rx_fcoe_dwords,
481 vsi->fcoe_stats.rx_fcoe_dropped);
482 dev_info(&pf->pdev->dev,
483 " fcoe_stats: tx_packets = %llu, tx_dwords = %llu\n",
484 vsi->fcoe_stats.tx_fcoe_packets,
485 vsi->fcoe_stats.tx_fcoe_dwords);
486 dev_info(&pf->pdev->dev,
487 " fcoe_stats: bad_crc = %llu, last_error = %llu\n",
488 vsi->fcoe_stats.fcoe_bad_fccrc,
489 vsi->fcoe_stats.fcoe_last_error);
490 dev_info(&pf->pdev->dev, " fcoe_stats: ddp_count = %llu\n",
491 vsi->fcoe_stats.fcoe_ddp_count);
492 }
493#endif
02e9c290
JB		 494}
495
496/**
497 * i40e_dbg_dump_aq_desc - handles dump aq_desc write into command datum
498 * @pf: the i40e_pf created in command write
499 **/
500static void i40e_dbg_dump_aq_desc(struct i40e_pf *pf)
501{
502 struct i40e_adminq_ring *ring;
503 struct i40e_hw *hw = &pf->hw;
e625f71b 504 char hdr[32];
02e9c290
JB		 505 int i;
506
e625f71b
SN		 507 snprintf(hdr, sizeof(hdr), "%s %s: ",
508 dev_driver_string(&pf->pdev->dev),
509 dev_name(&pf->pdev->dev));
510
02e9c290
JB		 511 /* first the send (command) ring, then the receive (event) ring */
512 dev_info(&pf->pdev->dev, "AdminQ Tx Ring\n");
513 ring = &(hw->aq.asq);
514 for (i = 0; i < ring->count; i++) {
515 struct i40e_aq_desc *d = I40E_ADMINQ_DESC(*ring, i);
6995b36c 516
02e9c290
JB		 517 dev_info(&pf->pdev->dev,
518 " at[%02d] flags=0x%04x op=0x%04x dlen=0x%04x ret=0x%04x cookie_h=0x%08x cookie_l=0x%08x\n",
519 i, d->flags, d->opcode, d->datalen, d->retval,
520 d->cookie_high, d->cookie_low);
e625f71b
SN		 521 print_hex_dump(KERN_INFO, hdr, DUMP_PREFIX_NONE,
522 16, 1, d->params.raw, 16, 0);
02e9c290
JB		 523 }
524
525 dev_info(&pf->pdev->dev, "AdminQ Rx Ring\n");
526 ring = &(hw->aq.arq);
527 for (i = 0; i < ring->count; i++) {
528 struct i40e_aq_desc *d = I40E_ADMINQ_DESC(*ring, i);
6995b36c 529
02e9c290
JB		 530 dev_info(&pf->pdev->dev,
531 " ar[%02d] flags=0x%04x op=0x%04x dlen=0x%04x ret=0x%04x cookie_h=0x%08x cookie_l=0x%08x\n",
532 i, d->flags, d->opcode, d->datalen, d->retval,
533 d->cookie_high, d->cookie_low);
e625f71b
SN		 534 print_hex_dump(KERN_INFO, hdr, DUMP_PREFIX_NONE,
535 16, 1, d->params.raw, 16, 0);
02e9c290
JB		 536 }
537}
538
539/**
540 * i40e_dbg_dump_desc - handles dump desc write into command datum
541 * @cnt: number of arguments that the user supplied
542 * @vsi_seid: vsi id entered by user
543 * @ring_id: ring id entered by user
544 * @desc_n: descriptor number entered by user
545 * @pf: the i40e_pf created in command write
546 * @is_rx_ring: true if rx, false if tx
547 **/
548static void i40e_dbg_dump_desc(int cnt, int vsi_seid, int ring_id, int desc_n,
549 struct i40e_pf *pf, bool is_rx_ring)
550{
68bf94aa
SN		 551 struct i40e_tx_desc *txd;
552 union i40e_rx_desc *rxd;
e6c97234 553 struct i40e_ring *ring;
02e9c290
JB		 554 struct i40e_vsi *vsi;
555 int i;
556
557 vsi = i40e_dbg_find_vsi(pf, vsi_seid);
558 if (!vsi) {
7792fe4f 559 dev_info(&pf->pdev->dev, "vsi %d not found\n", vsi_seid);
02e9c290
JB		 560 return;
561 }
562 if (ring_id >= vsi->num_queue_pairs || ring_id < 0) {
563 dev_info(&pf->pdev->dev, "ring %d not found\n", ring_id);
02e9c290
JB		 564 return;
565 }
68bf94aa 566 if (!vsi->tx_rings || !vsi->tx_rings[0]->desc) {
29d0790e
SN		 567 dev_info(&pf->pdev->dev,
568 "descriptor rings have not been allocated for vsi %d\n",
569 vsi_seid);
570 return;
571 }
e6c97234
JP		 572
573 ring = kmemdup(is_rx_ring
574 ? vsi->rx_rings[ring_id] : vsi->tx_rings[ring_id],
575 sizeof(*ring), GFP_KERNEL);
576 if (!ring)
577 return;
578
02e9c290
JB		 579 if (cnt == 2) {
580 dev_info(&pf->pdev->dev, "vsi = %02i %s ring = %02i\n",
581 vsi_seid, is_rx_ring ? "rx" : "tx", ring_id);
e6c97234 582 for (i = 0; i < ring->count; i++) {
68bf94aa 583 if (!is_rx_ring) {
e6c97234 584 txd = I40E_TX_DESC(ring, i);
02e9c290 585 dev_info(&pf->pdev->dev,
13cb3e9d 586 " d[%03x] = 0x%016llx 0x%016llx\n",
68bf94aa
SN		 587 i, txd->buffer_addr,
588 txd->cmd_type_offset_bsz);
589 } else if (sizeof(union i40e_rx_desc) ==
590 sizeof(union i40e_16byte_rx_desc)) {
e6c97234 591 rxd = I40E_RX_DESC(ring, i);
68bf94aa 592 dev_info(&pf->pdev->dev,
13cb3e9d 593 " d[%03x] = 0x%016llx 0x%016llx\n",
68bf94aa
SN		 594 i, rxd->read.pkt_addr,
595 rxd->read.hdr_addr);
596 } else {
e6c97234 597 rxd = I40E_RX_DESC(ring, i);
02e9c290 598 dev_info(&pf->pdev->dev,
13cb3e9d 599 " d[%03x] = 0x%016llx 0x%016llx 0x%016llx 0x%016llx\n",
68bf94aa
SN		 600 i, rxd->read.pkt_addr,
601 rxd->read.hdr_addr,
602 rxd->read.rsvd1, rxd->read.rsvd2);
603 }
02e9c290
JB		 604 }
605 } else if (cnt == 3) {
e6c97234 606 if (desc_n >= ring->count || desc_n < 0) {
02e9c290
JB		 607 dev_info(&pf->pdev->dev,
608 "descriptor %d not found\n", desc_n);
e3fe44c7 609 goto out;
02e9c290 610 }
68bf94aa 611 if (!is_rx_ring) {
e6c97234 612 txd = I40E_TX_DESC(ring, desc_n);
02e9c290 613 dev_info(&pf->pdev->dev,
13cb3e9d 614 "vsi = %02i tx ring = %02i d[%03x] = 0x%016llx 0x%016llx\n",
68bf94aa
SN		 615 vsi_seid, ring_id, desc_n,
616 txd->buffer_addr, txd->cmd_type_offset_bsz);
617 } else if (sizeof(union i40e_rx_desc) ==
618 sizeof(union i40e_16byte_rx_desc)) {
e6c97234 619 rxd = I40E_RX_DESC(ring, desc_n);
68bf94aa 620 dev_info(&pf->pdev->dev,
13cb3e9d 621 "vsi = %02i rx ring = %02i d[%03x] = 0x%016llx 0x%016llx\n",
68bf94aa
SN		 622 vsi_seid, ring_id, desc_n,
623 rxd->read.pkt_addr, rxd->read.hdr_addr);
624 } else {
e6c97234 625 rxd = I40E_RX_DESC(ring, desc_n);
02e9c290 626 dev_info(&pf->pdev->dev,
13cb3e9d 627 "vsi = %02i rx ring = %02i d[%03x] = 0x%016llx 0x%016llx 0x%016llx 0x%016llx\n",
68bf94aa
SN		 628 vsi_seid, ring_id, desc_n,
629 rxd->read.pkt_addr, rxd->read.hdr_addr,
630 rxd->read.rsvd1, rxd->read.rsvd2);
631 }
02e9c290 632 } else {
7792fe4f 633 dev_info(&pf->pdev->dev, "dump desc rx/tx <vsi_seid> <ring_id> [<desc_n>]\n");
02e9c290 634 }
e3fe44c7
JP		 635
636out:
e6c97234 637 kfree(ring);
02e9c290
JB		 638}
639
640/**
641 * i40e_dbg_dump_vsi_no_seid - handles dump vsi write into command datum
642 * @pf: the i40e_pf created in command write
643 **/
644static void i40e_dbg_dump_vsi_no_seid(struct i40e_pf *pf)
645{
646 int i;
647
505682cd 648 for (i = 0; i < pf->num_alloc_vsi; i++)
02e9c290
JB		 649 if (pf->vsi[i])
650 dev_info(&pf->pdev->dev, "dump vsi[%d]: %d\n",
651 i, pf->vsi[i]->seid);
652}
653
654/**
655 * i40e_dbg_dump_stats - handles dump stats write into command datum
656 * @pf: the i40e_pf created in command write
657 * @estats: the eth stats structure to be dumped
658 **/
659static void i40e_dbg_dump_eth_stats(struct i40e_pf *pf,
660 struct i40e_eth_stats *estats)
661{
662 dev_info(&pf->pdev->dev, " ethstats:\n");
663 dev_info(&pf->pdev->dev,
664 " rx_bytes = \t%lld \trx_unicast = \t\t%lld \trx_multicast = \t%lld\n",
665 estats->rx_bytes, estats->rx_unicast, estats->rx_multicast);
666 dev_info(&pf->pdev->dev,
03da6f6a
SN		 667 " rx_broadcast = \t%lld \trx_discards = \t\t%lld\n",
668 estats->rx_broadcast, estats->rx_discards);
02e9c290 669 dev_info(&pf->pdev->dev,
03da6f6a
SN		 670 " rx_unknown_protocol = \t%lld \ttx_bytes = \t%lld\n",
671 estats->rx_unknown_protocol, estats->tx_bytes);
02e9c290
JB		 672 dev_info(&pf->pdev->dev,
673 " tx_unicast = \t%lld \ttx_multicast = \t\t%lld \ttx_broadcast = \t%lld\n",
674 estats->tx_unicast, estats->tx_multicast, estats->tx_broadcast);
675 dev_info(&pf->pdev->dev,
676 " tx_discards = \t%lld \ttx_errors = \t\t%lld\n",
677 estats->tx_discards, estats->tx_errors);
678}
679
02e9c290
JB		 680/**
681 * i40e_dbg_dump_veb_seid - handles dump stats of a single given veb
682 * @pf: the i40e_pf created in command write
683 * @seid: the seid the user put in
684 **/
685static void i40e_dbg_dump_veb_seid(struct i40e_pf *pf, int seid)
686{
687 struct i40e_veb *veb;
688
02e9c290
JB		 689 veb = i40e_dbg_find_veb(pf, seid);
690 if (!veb) {
e625f71b 691 dev_info(&pf->pdev->dev, "can't find veb %d\n", seid);
02e9c290
JB		 692 return;
693 }
694 dev_info(&pf->pdev->dev,
51616018 695 "veb idx=%d,%d stats_ic=%d seid=%d uplink=%d mode=%s\n",
02e9c290 696 veb->idx, veb->veb_idx, veb->stats_idx, veb->seid,
51616018
NP		 697 veb->uplink_seid,
698 veb->bridge_mode == BRIDGE_MODE_VEPA ? "VEPA" : "VEB");
02e9c290
JB		 699 i40e_dbg_dump_eth_stats(pf, &veb->stats);
700}
701
702/**
703 * i40e_dbg_dump_veb_all - dumps all known veb's stats
704 * @pf: the i40e_pf created in command write
705 **/
706static void i40e_dbg_dump_veb_all(struct i40e_pf *pf)
707{
708 struct i40e_veb *veb;
709 int i;
710
711 for (i = 0; i < I40E_MAX_VEB; i++) {
712 veb = pf->veb[i];
713 if (veb)
714 i40e_dbg_dump_veb_seid(pf, veb->seid);
715 }
716}
717
718#define I40E_MAX_DEBUG_OUT_BUFFER (4096*4)
719/**
720 * i40e_dbg_command_write - write into command datum
721 * @filp: the opened file
722 * @buffer: where to find the user's data
723 * @count: the length of the user's data
724 * @ppos: file position offset
725 **/
726static ssize_t i40e_dbg_command_write(struct file *filp,
727 const char __user *buffer,
728 size_t count, loff_t *ppos)
729{
730 struct i40e_pf *pf = filp->private_data;
004173cb 731 char *cmd_buf, *cmd_buf_tmp;
02e9c290
JB		 732 int bytes_not_copied;
733 struct i40e_vsi *vsi;
02e9c290
JB		 734 int vsi_seid;
735 int veb_seid;
736 int cnt;
737
738 /* don't allow partial writes */
739 if (*ppos != 0)
740 return 0;
741
742 cmd_buf = kzalloc(count + 1, GFP_KERNEL);
743 if (!cmd_buf)
744 return count;
745 bytes_not_copied = copy_from_user(cmd_buf, buffer, count);
0286c67e 746 if (bytes_not_copied) {
dda094a3 747 kfree(cmd_buf);
0286c67e 748 return -EFAULT;
dda094a3 749 }
02e9c290
JB		 750 cmd_buf[count] = '\0';
751
004173cb
JB		 752 cmd_buf_tmp = strchr(cmd_buf, '\n');
753 if (cmd_buf_tmp) {
754 *cmd_buf_tmp = '\0';
755 count = cmd_buf_tmp - cmd_buf + 1;
756 }
757
02e9c290
JB		 758 if (strncmp(cmd_buf, "add vsi", 7) == 0) {
759 vsi_seid = -1;
760 cnt = sscanf(&cmd_buf[7], "%i", &vsi_seid);
761 if (cnt == 0) {
762 /* default to PF VSI */
763 vsi_seid = pf->vsi[pf->lan_vsi]->seid;
764 } else if (vsi_seid < 0) {
765 dev_info(&pf->pdev->dev, "add VSI %d: bad vsi seid\n",
766 vsi_seid);
767 goto command_write_done;
768 }
769
fc60861e
ASJ		 770 /* By default we are in VEPA mode, if this is the first VF/VMDq
771 * VSI to be added switch to VEB mode.
772 */
773 if (!(pf->flags & I40E_FLAG_VEB_MODE_ENABLED)) {
774 pf->flags |= I40E_FLAG_VEB_MODE_ENABLED;
775 i40e_do_reset_safe(pf,
776 BIT_ULL(__I40E_PF_RESET_REQUESTED));
777 }
778
02e9c290
JB		 779 vsi = i40e_vsi_setup(pf, I40E_VSI_VMDQ2, vsi_seid, 0);
780 if (vsi)
781 dev_info(&pf->pdev->dev, "added VSI %d to relay %d\n",
782 vsi->seid, vsi->uplink_seid);
783 else
784 dev_info(&pf->pdev->dev, "'%s' failed\n", cmd_buf);
785
786 } else if (strncmp(cmd_buf, "del vsi", 7) == 0) {
6995b36c
JB		 787 cnt = sscanf(&cmd_buf[7], "%i", &vsi_seid);
788 if (cnt != 1) {
789 dev_info(&pf->pdev->dev,
790 "del vsi: bad command string, cnt=%d\n",
791 cnt);
792 goto command_write_done;
793 }
02e9c290
JB		 794 vsi = i40e_dbg_find_vsi(pf, vsi_seid);
795 if (!vsi) {
796 dev_info(&pf->pdev->dev, "del VSI %d: seid not found\n",
797 vsi_seid);
798 goto command_write_done;
799 }
800
801 dev_info(&pf->pdev->dev, "deleting VSI %d\n", vsi_seid);
802 i40e_vsi_release(vsi);
803
804 } else if (strncmp(cmd_buf, "add relay", 9) == 0) {
805 struct i40e_veb *veb;
806 int uplink_seid, i;
807
808 cnt = sscanf(&cmd_buf[9], "%i %i", &uplink_seid, &vsi_seid);
809 if (cnt != 2) {
810 dev_info(&pf->pdev->dev,
811 "add relay: bad command string, cnt=%d\n",
812 cnt);
813 goto command_write_done;
814 } else if (uplink_seid < 0) {
815 dev_info(&pf->pdev->dev,
816 "add relay %d: bad uplink seid\n",
817 uplink_seid);
818 goto command_write_done;
819 }
820
821 vsi = i40e_dbg_find_vsi(pf, vsi_seid);
822 if (!vsi) {
823 dev_info(&pf->pdev->dev,
c07019e4 824 "add relay: VSI %d not found\n", vsi_seid);
02e9c290
JB		 825 goto command_write_done;
826 }
827
828 for (i = 0; i < I40E_MAX_VEB; i++)
829 if (pf->veb[i] && pf->veb[i]->seid == uplink_seid)
830 break;
831 if (i >= I40E_MAX_VEB && uplink_seid != 0 &&
832 uplink_seid != pf->mac_seid) {
833 dev_info(&pf->pdev->dev,
834 "add relay: relay uplink %d not found\n",
835 uplink_seid);
836 goto command_write_done;
837 }
838
839 veb = i40e_veb_setup(pf, 0, uplink_seid, vsi_seid,
840 vsi->tc_config.enabled_tc);
841 if (veb)
842 dev_info(&pf->pdev->dev, "added relay %d\n", veb->seid);
843 else
844 dev_info(&pf->pdev->dev, "add relay failed\n");
845
846 } else if (strncmp(cmd_buf, "del relay", 9) == 0) {
847 int i;
848 cnt = sscanf(&cmd_buf[9], "%i", &veb_seid);
849 if (cnt != 1) {
850 dev_info(&pf->pdev->dev,
851 "del relay: bad command string, cnt=%d\n",
852 cnt);
853 goto command_write_done;
854 } else if (veb_seid < 0) {
855 dev_info(&pf->pdev->dev,
856 "del relay %d: bad relay seid\n", veb_seid);
857 goto command_write_done;
858 }
859
860 /* find the veb */
861 for (i = 0; i < I40E_MAX_VEB; i++)
862 if (pf->veb[i] && pf->veb[i]->seid == veb_seid)
863 break;
864 if (i >= I40E_MAX_VEB) {
865 dev_info(&pf->pdev->dev,
866 "del relay: relay %d not found\n", veb_seid);
867 goto command_write_done;
868 }
869
870 dev_info(&pf->pdev->dev, "deleting relay %d\n", veb_seid);
871 i40e_veb_release(pf->veb[i]);
872
873 } else if (strncmp(cmd_buf, "add macaddr", 11) == 0) {
02e9c290 874 struct i40e_mac_filter *f;
738a9e9b
SN		 875 int vlan = 0;
876 u8 ma[6];
02e9c290
JB		 877 int ret;
878
879 cnt = sscanf(&cmd_buf[11],
880 "%i %hhx:%hhx:%hhx:%hhx:%hhx:%hhx %i",
881 &vsi_seid,
882 &ma[0], &ma[1], &ma[2], &ma[3], &ma[4], &ma[5],
883 &vlan);
884 if (cnt == 7) {
885 vlan = 0;
886 } else if (cnt != 8) {
887 dev_info(&pf->pdev->dev,
888 "add macaddr: bad command string, cnt=%d\n",
889 cnt);
890 goto command_write_done;
891 }
892
893 vsi = i40e_dbg_find_vsi(pf, vsi_seid);
894 if (!vsi) {
895 dev_info(&pf->pdev->dev,
896 "add macaddr: VSI %d not found\n", vsi_seid);
897 goto command_write_done;
898 }
899
10dc0358 900 spin_lock_bh(&vsi->mac_filter_list_lock);
02e9c290 901 f = i40e_add_filter(vsi, ma, vlan, false, false);
10dc0358 902 spin_unlock_bh(&vsi->mac_filter_list_lock);
17652c63 903 ret = i40e_sync_vsi_filters(vsi);
02e9c290
JB		 904 if (f && !ret)
905 dev_info(&pf->pdev->dev,
906 "add macaddr: %pM vlan=%d added to VSI %d\n",
907 ma, vlan, vsi_seid);
908 else
909 dev_info(&pf->pdev->dev,
910 "add macaddr: %pM vlan=%d to VSI %d failed, f=%p ret=%d\n",
911 ma, vlan, vsi_seid, f, ret);
912
913 } else if (strncmp(cmd_buf, "del macaddr", 11) == 0) {
02e9c290 914 int vlan = 0;
738a9e9b 915 u8 ma[6];
02e9c290
JB		 916 int ret;
917
918 cnt = sscanf(&cmd_buf[11],
919 "%i %hhx:%hhx:%hhx:%hhx:%hhx:%hhx %i",
920 &vsi_seid,
921 &ma[0], &ma[1], &ma[2], &ma[3], &ma[4], &ma[5],
922 &vlan);
923 if (cnt == 7) {
924 vlan = 0;
925 } else if (cnt != 8) {
926 dev_info(&pf->pdev->dev,
927 "del macaddr: bad command string, cnt=%d\n",
928 cnt);
929 goto command_write_done;
930 }
931
932 vsi = i40e_dbg_find_vsi(pf, vsi_seid);
933 if (!vsi) {
934 dev_info(&pf->pdev->dev,
935 "del macaddr: VSI %d not found\n", vsi_seid);
936 goto command_write_done;
937 }
938
10dc0358 939 spin_lock_bh(&vsi->mac_filter_list_lock);
02e9c290 940 i40e_del_filter(vsi, ma, vlan, false, false);
10dc0358 941 spin_unlock_bh(&vsi->mac_filter_list_lock);
17652c63 942 ret = i40e_sync_vsi_filters(vsi);
02e9c290
JB		 943 if (!ret)
944 dev_info(&pf->pdev->dev,
945 "del macaddr: %pM vlan=%d removed from VSI %d\n",
946 ma, vlan, vsi_seid);
947 else
948 dev_info(&pf->pdev->dev,
949 "del macaddr: %pM vlan=%d from VSI %d failed, ret=%d\n",
950 ma, vlan, vsi_seid, ret);
951
952 } else if (strncmp(cmd_buf, "add pvid", 8) == 0) {
02e9c290 953 i40e_status ret;
738a9e9b 954 u16 vid;
efe1ac25 955 unsigned int v;
02e9c290
JB		 956
957 cnt = sscanf(&cmd_buf[8], "%i %u", &vsi_seid, &v);
958 if (cnt != 2) {
959 dev_info(&pf->pdev->dev,
960 "add pvid: bad command string, cnt=%d\n", cnt);
961 goto command_write_done;
962 }
963
964 vsi = i40e_dbg_find_vsi(pf, vsi_seid);
965 if (!vsi) {
966 dev_info(&pf->pdev->dev, "add pvid: VSI %d not found\n",
967 vsi_seid);
968 goto command_write_done;
969 }
970
efe1ac25 971 vid = v;
02e9c290
JB		 972 ret = i40e_vsi_add_pvid(vsi, vid);
973 if (!ret)
974 dev_info(&pf->pdev->dev,
975 "add pvid: %d added to VSI %d\n",
976 vid, vsi_seid);
977 else
978 dev_info(&pf->pdev->dev,
979 "add pvid: %d to VSI %d failed, ret=%d\n",
980 vid, vsi_seid, ret);
981
982 } else if (strncmp(cmd_buf, "del pvid", 8) == 0) {
983
984 cnt = sscanf(&cmd_buf[8], "%i", &vsi_seid);
985 if (cnt != 1) {
986 dev_info(&pf->pdev->dev,
987 "del pvid: bad command string, cnt=%d\n",
988 cnt);
989 goto command_write_done;
990 }
991
992 vsi = i40e_dbg_find_vsi(pf, vsi_seid);
993 if (!vsi) {
994 dev_info(&pf->pdev->dev,
995 "del pvid: VSI %d not found\n", vsi_seid);
996 goto command_write_done;
997 }
998
999 i40e_vsi_remove_pvid(vsi);
1000 dev_info(&pf->pdev->dev,
1001 "del pvid: removed from VSI %d\n", vsi_seid);
1002
1003 } else if (strncmp(cmd_buf, "dump", 4) == 0) {
1004 if (strncmp(&cmd_buf[5], "switch", 6) == 0) {
1005 i40e_fetch_switch_configuration(pf, true);
1006 } else if (strncmp(&cmd_buf[5], "vsi", 3) == 0) {
1007 cnt = sscanf(&cmd_buf[8], "%i", &vsi_seid);
1008 if (cnt > 0)
1009 i40e_dbg_dump_vsi_seid(pf, vsi_seid);
1010 else
1011 i40e_dbg_dump_vsi_no_seid(pf);
1012 } else if (strncmp(&cmd_buf[5], "veb", 3) == 0) {
1013 cnt = sscanf(&cmd_buf[8], "%i", &vsi_seid);
1014 if (cnt > 0)
1015 i40e_dbg_dump_veb_seid(pf, vsi_seid);
1016 else
1017 i40e_dbg_dump_veb_all(pf);
1018 } else if (strncmp(&cmd_buf[5], "desc", 4) == 0) {
1019 int ring_id, desc_n;
1020 if (strncmp(&cmd_buf[10], "rx", 2) == 0) {
1021 cnt = sscanf(&cmd_buf[12], "%i %i %i",
1022 &vsi_seid, &ring_id, &desc_n);
1023 i40e_dbg_dump_desc(cnt, vsi_seid, ring_id,
1024 desc_n, pf, true);
1025 } else if (strncmp(&cmd_buf[10], "tx", 2)
1026 == 0) {
1027 cnt = sscanf(&cmd_buf[12], "%i %i %i",
1028 &vsi_seid, &ring_id, &desc_n);
1029 i40e_dbg_dump_desc(cnt, vsi_seid, ring_id,
1030 desc_n, pf, false);
1031 } else if (strncmp(&cmd_buf[10], "aq", 2) == 0) {
1032 i40e_dbg_dump_aq_desc(pf);
1033 } else {
1034 dev_info(&pf->pdev->dev,
1035 "dump desc tx <vsi_seid> <ring_id> [<desc_n>]\n");
1036 dev_info(&pf->pdev->dev,
1037 "dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n");
1038 dev_info(&pf->pdev->dev, "dump desc aq\n");
1039 }
02e9c290
JB		 1040 } else if (strncmp(&cmd_buf[5], "reset stats", 11) == 0) {
1041 dev_info(&pf->pdev->dev,
1042 "core reset count: %d\n", pf->corer_count);
1043 dev_info(&pf->pdev->dev,
1044 "global reset count: %d\n", pf->globr_count);
1045 dev_info(&pf->pdev->dev,
1046 "emp reset count: %d\n", pf->empr_count);
1047 dev_info(&pf->pdev->dev,
1048 "pf reset count: %d\n", pf->pfr_count);
810b3ae4
ASJ		 1049 dev_info(&pf->pdev->dev,
1050 "pf tx sluggish count: %d\n",
1051 pf->tx_sluggish_count);
02e9c290
JB		 1052 } else if (strncmp(&cmd_buf[5], "port", 4) == 0) {
1053 struct i40e_aqc_query_port_ets_config_resp *bw_data;
1054 struct i40e_dcbx_config *cfg =
1055 &pf->hw.local_dcbx_config;
1056 struct i40e_dcbx_config *r_cfg =
1057 &pf->hw.remote_dcbx_config;
1058 int i, ret;
1059
1060 bw_data = kzalloc(sizeof(
1061 struct i40e_aqc_query_port_ets_config_resp),
1062 GFP_KERNEL);
1063 if (!bw_data) {
1064 ret = -ENOMEM;
1065 goto command_write_done;
1066 }
1067
1068 ret = i40e_aq_query_port_ets_config(&pf->hw,
1069 pf->mac_seid,
1070 bw_data, NULL);
1071 if (ret) {
1072 dev_info(&pf->pdev->dev,
1073 "Query Port ETS Config AQ command failed =0x%x\n",
1074 pf->hw.aq.asq_last_status);
1075 kfree(bw_data);
1076 bw_data = NULL;
1077 goto command_write_done;
1078 }
1079 dev_info(&pf->pdev->dev,
1080 "port bw: tc_valid=0x%x tc_strict_prio=0x%x, tc_bw_max=0x%04x,0x%04x\n",
1081 bw_data->tc_valid_bits,
1082 bw_data->tc_strict_priority_bits,
1083 le16_to_cpu(bw_data->tc_bw_max[0]),
1084 le16_to_cpu(bw_data->tc_bw_max[1]));
1085 for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) {
1086 dev_info(&pf->pdev->dev, "port bw: tc_bw_share=%d tc_bw_limit=%d\n",
1087 bw_data->tc_bw_share_credits[i],
1088 le16_to_cpu(bw_data->tc_bw_limits[i]));
1089 }
1090
1091 kfree(bw_data);
1092 bw_data = NULL;
1093
9fa61dd2
NP		 1094 dev_info(&pf->pdev->dev,
1095 "port dcbx_mode=%d\n", cfg->dcbx_mode);
02e9c290
JB		 1096 dev_info(&pf->pdev->dev,
1097 "port ets_cfg: willing=%d cbs=%d, maxtcs=%d\n",
1098 cfg->etscfg.willing, cfg->etscfg.cbs,
1099 cfg->etscfg.maxtcs);
1100 for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) {
1101 dev_info(&pf->pdev->dev, "port ets_cfg: %d prio_tc=%d tcbw=%d tctsa=%d\n",
1102 i, cfg->etscfg.prioritytable[i],
1103 cfg->etscfg.tcbwtable[i],
1104 cfg->etscfg.tsatable[i]);
1105 }
1106 for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) {
1107 dev_info(&pf->pdev->dev, "port ets_rec: %d prio_tc=%d tcbw=%d tctsa=%d\n",
1108 i, cfg->etsrec.prioritytable[i],
1109 cfg->etsrec.tcbwtable[i],
1110 cfg->etsrec.tsatable[i]);
1111 }
1112 dev_info(&pf->pdev->dev,
1113 "port pfc_cfg: willing=%d mbc=%d, pfccap=%d pfcenable=0x%x\n",
1114 cfg->pfc.willing, cfg->pfc.mbc,
1115 cfg->pfc.pfccap, cfg->pfc.pfcenable);
1116 dev_info(&pf->pdev->dev,
1117 "port app_table: num_apps=%d\n", cfg->numapps);
1118 for (i = 0; i < cfg->numapps; i++) {
1119 dev_info(&pf->pdev->dev, "port app_table: %d prio=%d selector=%d protocol=0x%x\n",
1120 i, cfg->app[i].priority,
1121 cfg->app[i].selector,
1122 cfg->app[i].protocolid);
1123 }
1124 /* Peer TLV DCBX data */
1125 dev_info(&pf->pdev->dev,
1126 "remote port ets_cfg: willing=%d cbs=%d, maxtcs=%d\n",
1127 r_cfg->etscfg.willing,
1128 r_cfg->etscfg.cbs, r_cfg->etscfg.maxtcs);
1129 for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) {
1130 dev_info(&pf->pdev->dev, "remote port ets_cfg: %d prio_tc=%d tcbw=%d tctsa=%d\n",
1131 i, r_cfg->etscfg.prioritytable[i],
1132 r_cfg->etscfg.tcbwtable[i],
1133 r_cfg->etscfg.tsatable[i]);
1134 }
1135 for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) {
1136 dev_info(&pf->pdev->dev, "remote port ets_rec: %d prio_tc=%d tcbw=%d tctsa=%d\n",
1137 i, r_cfg->etsrec.prioritytable[i],
1138 r_cfg->etsrec.tcbwtable[i],
1139 r_cfg->etsrec.tsatable[i]);
1140 }
1141 dev_info(&pf->pdev->dev,
1142 "remote port pfc_cfg: willing=%d mbc=%d, pfccap=%d pfcenable=0x%x\n",
1143 r_cfg->pfc.willing,
1144 r_cfg->pfc.mbc,
1145 r_cfg->pfc.pfccap,
1146 r_cfg->pfc.pfcenable);
1147 dev_info(&pf->pdev->dev,
1148 "remote port app_table: num_apps=%d\n",
1149 r_cfg->numapps);
1150 for (i = 0; i < r_cfg->numapps; i++) {
1151 dev_info(&pf->pdev->dev, "remote port app_table: %d prio=%d selector=%d protocol=0x%x\n",
1152 i, r_cfg->app[i].priority,
1153 r_cfg->app[i].selector,
1154 r_cfg->app[i].protocolid);
1155 }
3169c323
JB		 1156 } else if (strncmp(&cmd_buf[5], "debug fwdata", 12) == 0) {
1157 int cluster_id, table_id;
1158 int index, ret;
1159 u16 buff_len = 4096;
1160 u32 next_index;
1161 u8 next_table;
1162 u8 *buff;
1163 u16 rlen;
1164
1165 cnt = sscanf(&cmd_buf[18], "%i %i %i",
1166 &cluster_id, &table_id, &index);
1167 if (cnt != 3) {
1168 dev_info(&pf->pdev->dev,
1169 "dump debug fwdata <cluster_id> <table_id> <index>\n");
1170 goto command_write_done;
1171 }
1172
1173 dev_info(&pf->pdev->dev,
1174 "AQ debug dump fwdata params %x %x %x %x\n",
1175 cluster_id, table_id, index, buff_len);
1176 buff = kzalloc(buff_len, GFP_KERNEL);
1177 if (!buff)
1178 goto command_write_done;
1179
1180 ret = i40e_aq_debug_dump(&pf->hw, cluster_id, table_id,
1181 index, buff_len, buff, &rlen,
1182 &next_table, &next_index,
1183 NULL);
1184 if (ret) {
1185 dev_info(&pf->pdev->dev,
1186 "debug dump fwdata AQ Failed %d 0x%x\n",
1187 ret, pf->hw.aq.asq_last_status);
1188 kfree(buff);
1189 buff = NULL;
1190 goto command_write_done;
1191 }
1192 dev_info(&pf->pdev->dev,
1193 "AQ debug dump fwdata rlen=0x%x next_table=0x%x next_index=0x%x\n",
1194 rlen, next_table, next_index);
1195 print_hex_dump(KERN_INFO, "AQ buffer WB: ",
1196 DUMP_PREFIX_OFFSET, 16, 1,
1197 buff, rlen, true);
1198 kfree(buff);
1199 buff = NULL;
02e9c290
JB		 1200 } else {
1201 dev_info(&pf->pdev->dev,
1202 "dump desc tx <vsi_seid> <ring_id> [<desc_n>], dump desc rx <vsi_seid> <ring_id> [<desc_n>],\n");
7204a785
SN		 1203 dev_info(&pf->pdev->dev, "dump switch\n");
1204 dev_info(&pf->pdev->dev, "dump vsi [seid]\n");
02e9c290
JB		 1205 dev_info(&pf->pdev->dev, "dump reset stats\n");
1206 dev_info(&pf->pdev->dev, "dump port\n");
1207 dev_info(&pf->pdev->dev,
1208 "dump debug fwdata <cluster_id> <table_id> <index>\n");
1209 }
1210
1211 } else if (strncmp(cmd_buf, "msg_enable", 10) == 0) {
1212 u32 level;
1213 cnt = sscanf(&cmd_buf[10], "%i", &level);
1214 if (cnt) {
1215 if (I40E_DEBUG_USER & level) {
1216 pf->hw.debug_mask = level;
1217 dev_info(&pf->pdev->dev,
1218 "set hw.debug_mask = 0x%08x\n",
1219 pf->hw.debug_mask);
1220 }
1221 pf->msg_enable = level;
1222 dev_info(&pf->pdev->dev, "set msg_enable = 0x%08x\n",
1223 pf->msg_enable);
1224 } else {
1225 dev_info(&pf->pdev->dev, "msg_enable = 0x%08x\n",
1226 pf->msg_enable);
1227 }
1228 } else if (strncmp(cmd_buf, "pfr", 3) == 0) {
69bfb110 1229 dev_info(&pf->pdev->dev, "debugfs: forcing PFR\n");
41a1d04b 1230 i40e_do_reset_safe(pf, BIT(__I40E_PF_RESET_REQUESTED));
02e9c290
JB		 1231
1232 } else if (strncmp(cmd_buf, "corer", 5) == 0) {
69bfb110 1233 dev_info(&pf->pdev->dev, "debugfs: forcing CoreR\n");
41a1d04b 1234 i40e_do_reset_safe(pf, BIT(__I40E_CORE_RESET_REQUESTED));
02e9c290
JB		 1235
1236 } else if (strncmp(cmd_buf, "globr", 5) == 0) {
69bfb110 1237 dev_info(&pf->pdev->dev, "debugfs: forcing GlobR\n");
41a1d04b 1238 i40e_do_reset_safe(pf, BIT(__I40E_GLOBAL_RESET_REQUESTED));
02e9c290 1239
7823fe34 1240 } else if (strncmp(cmd_buf, "empr", 4) == 0) {
69bfb110 1241 dev_info(&pf->pdev->dev, "debugfs: forcing EMPR\n");
41a1d04b 1242 i40e_do_reset_safe(pf, BIT(__I40E_EMP_RESET_REQUESTED));
7823fe34 1243
02e9c290
JB		 1244 } else if (strncmp(cmd_buf, "read", 4) == 0) {
1245 u32 address;
1246 u32 value;
6995b36c 1247
2706a20e 1248 cnt = sscanf(&cmd_buf[4], "%i", &address);
02e9c290
JB		 1249 if (cnt != 1) {
1250 dev_info(&pf->pdev->dev, "read <reg>\n");
1251 goto command_write_done;
1252 }
1253
1254 /* check the range on address */
2ac8b675
SN		 1255 if (address > (pf->ioremap_len - sizeof(u32))) {
1256 dev_info(&pf->pdev->dev, "read reg address 0x%08x too large, max=0x%08lx\n",
e88ae667 1257 address, (unsigned long int)(pf->ioremap_len - sizeof(u32)));
02e9c290
JB		 1258 goto command_write_done;
1259 }
1260
1261 value = rd32(&pf->hw, address);
1262 dev_info(&pf->pdev->dev, "read: 0x%08x = 0x%08x\n",
1263 address, value);
1264
1265 } else if (strncmp(cmd_buf, "write", 5) == 0) {
1266 u32 address, value;
6995b36c 1267
2706a20e 1268 cnt = sscanf(&cmd_buf[5], "%i %i", &address, &value);
02e9c290
JB		 1269 if (cnt != 2) {
1270 dev_info(&pf->pdev->dev, "write <reg> <value>\n");
1271 goto command_write_done;
1272 }
1273
1274 /* check the range on address */
2ac8b675
SN		 1275 if (address > (pf->ioremap_len - sizeof(u32))) {
1276 dev_info(&pf->pdev->dev, "write reg address 0x%08x too large, max=0x%08lx\n",
e88ae667 1277 address, (unsigned long int)(pf->ioremap_len - sizeof(u32)));
02e9c290
JB		 1278 goto command_write_done;
1279 }
1280 wr32(&pf->hw, address, value);
1281 value = rd32(&pf->hw, address);
1282 dev_info(&pf->pdev->dev, "write: 0x%08x = 0x%08x\n",
1283 address, value);
1284 } else if (strncmp(cmd_buf, "clear_stats", 11) == 0) {
1285 if (strncmp(&cmd_buf[12], "vsi", 3) == 0) {
2706a20e 1286 cnt = sscanf(&cmd_buf[15], "%i", &vsi_seid);
02e9c290
JB		 1287 if (cnt == 0) {
1288 int i;
6995b36c 1289
505682cd 1290 for (i = 0; i < pf->num_alloc_vsi; i++)
02e9c290
JB		 1291 i40e_vsi_reset_stats(pf->vsi[i]);
1292 dev_info(&pf->pdev->dev, "vsi clear stats called for all vsi's\n");
1293 } else if (cnt == 1) {
1294 vsi = i40e_dbg_find_vsi(pf, vsi_seid);
1295 if (!vsi) {
1296 dev_info(&pf->pdev->dev,
1297 "clear_stats vsi: bad vsi %d\n",
1298 vsi_seid);
1299 goto command_write_done;
1300 }
1301 i40e_vsi_reset_stats(vsi);
1302 dev_info(&pf->pdev->dev,
1303 "vsi clear stats called for vsi %d\n",
1304 vsi_seid);
1305 } else {
1306 dev_info(&pf->pdev->dev, "clear_stats vsi [seid]\n");
1307 }
694dc1cb
SN		 1308 } else if (strncmp(&cmd_buf[12], "port", 4) == 0) {
1309 if (pf->hw.partition_id == 1) {
1310 i40e_pf_reset_stats(pf);
1311 dev_info(&pf->pdev->dev, "port stats cleared\n");
1312 } else {
1313 dev_info(&pf->pdev->dev, "clear port stats not allowed on this port partition\n");
1314 }
02e9c290 1315 } else {
694dc1cb 1316 dev_info(&pf->pdev->dev, "clear_stats vsi [seid] or clear_stats port\n");
02e9c290 1317 }
f1143c4b
ASJ		 1318 } else if (strncmp(cmd_buf, "send aq_cmd", 11) == 0) {
1319 struct i40e_aq_desc *desc;
1320 i40e_status ret;
1321
1322 desc = kzalloc(sizeof(struct i40e_aq_desc), GFP_KERNEL);
1323 if (!desc)
1324 goto command_write_done;
1325 cnt = sscanf(&cmd_buf[11],
fbe82101 1326 "%hi %hi %hi %hi %i %i %i %i %i %i",
f1143c4b
ASJ		 1327 &desc->flags,
1328 &desc->opcode, &desc->datalen, &desc->retval,
1329 &desc->cookie_high, &desc->cookie_low,
1330 &desc->params.internal.param0,
1331 &desc->params.internal.param1,
1332 &desc->params.internal.param2,
1333 &desc->params.internal.param3);
1334 if (cnt != 10) {
1335 dev_info(&pf->pdev->dev,
1336 "send aq_cmd: bad command string, cnt=%d\n",
1337 cnt);
1338 kfree(desc);
1339 desc = NULL;
1340 goto command_write_done;
1341 }
1342 ret = i40e_asq_send_command(&pf->hw, desc, NULL, 0, NULL);
1343 if (!ret) {
1344 dev_info(&pf->pdev->dev, "AQ command sent Status : Success\n");
1345 } else if (ret == I40E_ERR_ADMIN_QUEUE_ERROR) {
1346 dev_info(&pf->pdev->dev,
1347 "AQ command send failed Opcode %x AQ Error: %d\n",
1348 desc->opcode, pf->hw.aq.asq_last_status);
1349 } else {
1350 dev_info(&pf->pdev->dev,
1351 "AQ command send failed Opcode %x Status: %d\n",
1352 desc->opcode, ret);
1353 }
1354 dev_info(&pf->pdev->dev,
1355 "AQ desc WB 0x%04x 0x%04x 0x%04x 0x%04x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n",
1356 desc->flags, desc->opcode, desc->datalen, desc->retval,
1357 desc->cookie_high, desc->cookie_low,
1358 desc->params.internal.param0,
1359 desc->params.internal.param1,
1360 desc->params.internal.param2,
1361 desc->params.internal.param3);
1362 kfree(desc);
1363 desc = NULL;
1364 } else if (strncmp(cmd_buf, "send indirect aq_cmd", 20) == 0) {
1365 struct i40e_aq_desc *desc;
1366 i40e_status ret;
1367 u16 buffer_len;
1368 u8 *buff;
1369
1370 desc = kzalloc(sizeof(struct i40e_aq_desc), GFP_KERNEL);
1371 if (!desc)
1372 goto command_write_done;
1373 cnt = sscanf(&cmd_buf[20],
fbe82101 1374 "%hi %hi %hi %hi %i %i %i %i %i %i %hi",
f1143c4b
ASJ		 1375 &desc->flags,
1376 &desc->opcode, &desc->datalen, &desc->retval,
1377 &desc->cookie_high, &desc->cookie_low,
1378 &desc->params.internal.param0,
1379 &desc->params.internal.param1,
1380 &desc->params.internal.param2,
1381 &desc->params.internal.param3,
1382 &buffer_len);
1383 if (cnt != 11) {
1384 dev_info(&pf->pdev->dev,
1385 "send indirect aq_cmd: bad command string, cnt=%d\n",
1386 cnt);
1387 kfree(desc);
1388 desc = NULL;
1389 goto command_write_done;
1390 }
1391 /* Just stub a buffer big enough in case user messed up */
1392 if (buffer_len == 0)
1393 buffer_len = 1280;
1394
1395 buff = kzalloc(buffer_len, GFP_KERNEL);
1396 if (!buff) {
1397 kfree(desc);
1398 desc = NULL;
1399 goto command_write_done;
1400 }
1401 desc->flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
1402 ret = i40e_asq_send_command(&pf->hw, desc, buff,
1403 buffer_len, NULL);
1404 if (!ret) {
1405 dev_info(&pf->pdev->dev, "AQ command sent Status : Success\n");
1406 } else if (ret == I40E_ERR_ADMIN_QUEUE_ERROR) {
1407 dev_info(&pf->pdev->dev,
1408 "AQ command send failed Opcode %x AQ Error: %d\n",
1409 desc->opcode, pf->hw.aq.asq_last_status);
1410 } else {
1411 dev_info(&pf->pdev->dev,
1412 "AQ command send failed Opcode %x Status: %d\n",
1413 desc->opcode, ret);
1414 }
1415 dev_info(&pf->pdev->dev,
1416 "AQ desc WB 0x%04x 0x%04x 0x%04x 0x%04x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n",
1417 desc->flags, desc->opcode, desc->datalen, desc->retval,
1418 desc->cookie_high, desc->cookie_low,
1419 desc->params.internal.param0,
1420 desc->params.internal.param1,
1421 desc->params.internal.param2,
1422 desc->params.internal.param3);
1423 print_hex_dump(KERN_INFO, "AQ buffer WB: ",
1424 DUMP_PREFIX_OFFSET, 16, 1,
1425 buff, buffer_len, true);
1426 kfree(buff);
1427 buff = NULL;
1428 kfree(desc);
1429 desc = NULL;
02e9c290
JB		 1430 } else if ((strncmp(cmd_buf, "add fd_filter", 13) == 0) ||
1431 (strncmp(cmd_buf, "rem fd_filter", 13) == 0)) {
17a73f6b 1432 struct i40e_fdir_filter fd_data;
02e9c290
JB		 1433 u16 packet_len, i, j = 0;
1434 char *asc_packet;
17a73f6b 1435 u8 *raw_packet;
02e9c290 1436 bool add = false;
738a9e9b 1437 int ret;
02e9c290 1438
55a5e60b
ASJ		 1439 if (!(pf->flags & I40E_FLAG_FD_SB_ENABLED))
1440 goto command_write_done;
1441
1442 if (strncmp(cmd_buf, "add", 3) == 0)
1443 add = true;
1444
1445 if (add && (pf->auto_disable_flags & I40E_FLAG_FD_SB_ENABLED))
1446 goto command_write_done;
1447
17a73f6b 1448 asc_packet = kzalloc(I40E_FDIR_MAX_RAW_PACKET_SIZE,
02e9c290
JB		 1449 GFP_KERNEL);
1450 if (!asc_packet)
1451 goto command_write_done;
1452
17a73f6b
JG		 1453 raw_packet = kzalloc(I40E_FDIR_MAX_RAW_PACKET_SIZE,
1454 GFP_KERNEL);
02e9c290 1455
17a73f6b 1456 if (!raw_packet) {
02e9c290
JB		 1457 kfree(asc_packet);
1458 asc_packet = NULL;
1459 goto command_write_done;
1460 }
1461
02e9c290 1462 cnt = sscanf(&cmd_buf[13],
5561b6a1 1463 "%hx %2hhx %2hhx %hx %2hhx %2hhx %hx %x %hd %511s",
02e9c290
JB		 1464 &fd_data.q_index,
1465 &fd_data.flex_off, &fd_data.pctype,
1466 &fd_data.dest_vsi, &fd_data.dest_ctl,
1467 &fd_data.fd_status, &fd_data.cnt_index,
1468 &fd_data.fd_id, &packet_len, asc_packet);
1469 if (cnt != 10) {
1470 dev_info(&pf->pdev->dev,
1471 "program fd_filter: bad command string, cnt=%d\n",
1472 cnt);
1473 kfree(asc_packet);
1474 asc_packet = NULL;
17a73f6b 1475 kfree(raw_packet);
02e9c290
JB		 1476 goto command_write_done;
1477 }
1478
1479 /* fix packet length if user entered 0 */
1480 if (packet_len == 0)
17a73f6b 1481 packet_len = I40E_FDIR_MAX_RAW_PACKET_SIZE;
02e9c290
JB		 1482
1483 /* make sure to check the max as well */
1484 packet_len = min_t(u16,
17a73f6b 1485 packet_len, I40E_FDIR_MAX_RAW_PACKET_SIZE);
02e9c290 1486
02e9c290 1487 for (i = 0; i < packet_len; i++) {
6995b36c
JB		 1488 cnt = sscanf(&asc_packet[j], "%2hhx ", &raw_packet[i]);
1489 if (!cnt)
1490 break;
02e9c290 1491 j += 3;
02e9c290 1492 }
3753cb24
NP		 1493 dev_info(&pf->pdev->dev, "FD raw packet dump\n");
1494 print_hex_dump(KERN_INFO, "FD raw packet: ",
1495 DUMP_PREFIX_OFFSET, 16, 1,
17a73f6b
JG		 1496 raw_packet, packet_len, true);
1497 ret = i40e_program_fdir_filter(&fd_data, raw_packet, pf, add);
02e9c290
JB		 1498 if (!ret) {
1499 dev_info(&pf->pdev->dev, "Filter command send Status : Success\n");
1500 } else {
1501 dev_info(&pf->pdev->dev,
1502 "Filter command send failed %d\n", ret);
1503 }
17a73f6b
JG		 1504 kfree(raw_packet);
1505 raw_packet = NULL;
02e9c290
JB		 1506 kfree(asc_packet);
1507 asc_packet = NULL;
e17ff05c
ASJ		 1508 } else if (strncmp(cmd_buf, "fd current cnt", 14) == 0) {
1509 dev_info(&pf->pdev->dev, "FD current total filter count for this interface: %d\n",
1510 i40e_get_current_fd_count(pf));
02e9c290
JB		 1511 } else if (strncmp(cmd_buf, "lldp", 4) == 0) {
1512 if (strncmp(&cmd_buf[5], "stop", 4) == 0) {
1513 int ret;
6995b36c 1514
02e9c290
JB		 1515 ret = i40e_aq_stop_lldp(&pf->hw, false, NULL);
1516 if (ret) {
1517 dev_info(&pf->pdev->dev,
1518 "Stop LLDP AQ command failed =0x%x\n",
1519 pf->hw.aq.asq_last_status);
1520 goto command_write_done;
1521 }
4e3b35b0
NP		 1522 ret = i40e_aq_add_rem_control_packet_filter(&pf->hw,
1523 pf->hw.mac.addr,
1524 I40E_ETH_P_LLDP, 0,
1525 pf->vsi[pf->lan_vsi]->seid,
1526 0, true, NULL, NULL);
1527 if (ret) {
1528 dev_info(&pf->pdev->dev,
1529 "%s: Add Control Packet Filter AQ command failed =0x%x\n",
1530 __func__, pf->hw.aq.asq_last_status);
1531 goto command_write_done;
1532 }
1533#ifdef CONFIG_I40E_DCB
1534 pf->dcbx_cap = DCB_CAP_DCBX_HOST |
1535 DCB_CAP_DCBX_VER_IEEE;
1536#endif /* CONFIG_I40E_DCB */
02e9c290
JB		 1537 } else if (strncmp(&cmd_buf[5], "start", 5) == 0) {
1538 int ret;
6995b36c 1539
4e3b35b0
NP		 1540 ret = i40e_aq_add_rem_control_packet_filter(&pf->hw,
1541 pf->hw.mac.addr,
1542 I40E_ETH_P_LLDP, 0,
1543 pf->vsi[pf->lan_vsi]->seid,
1544 0, false, NULL, NULL);
1545 if (ret) {
1546 dev_info(&pf->pdev->dev,
1547 "%s: Remove Control Packet Filter AQ command failed =0x%x\n",
1548 __func__, pf->hw.aq.asq_last_status);
1549 /* Continue and start FW LLDP anyways */
1550 }
1551
02e9c290
JB		 1552 ret = i40e_aq_start_lldp(&pf->hw, NULL);
1553 if (ret) {
1554 dev_info(&pf->pdev->dev,
1555 "Start LLDP AQ command failed =0x%x\n",
1556 pf->hw.aq.asq_last_status);
1557 goto command_write_done;
1558 }
4e3b35b0
NP		 1559#ifdef CONFIG_I40E_DCB
1560 pf->dcbx_cap = DCB_CAP_DCBX_LLD_MANAGED |
1561 DCB_CAP_DCBX_VER_IEEE;
1562#endif /* CONFIG_I40E_DCB */
02e9c290
JB		 1563 } else if (strncmp(&cmd_buf[5],
1564 "get local", 9) == 0) {
738a9e9b 1565 u16 llen, rlen;
3753cb24 1566 int ret;
02e9c290 1567 u8 *buff;
6995b36c 1568
02e9c290
JB		 1569 buff = kzalloc(I40E_LLDPDU_SIZE, GFP_KERNEL);
1570 if (!buff)
1571 goto command_write_done;
1572
1573 ret = i40e_aq_get_lldp_mib(&pf->hw, 0,
1574 I40E_AQ_LLDP_MIB_LOCAL,
1575 buff, I40E_LLDPDU_SIZE,
1576 &llen, &rlen, NULL);
1577 if (ret) {
1578 dev_info(&pf->pdev->dev,
1579 "Get LLDP MIB (local) AQ command failed =0x%x\n",
1580 pf->hw.aq.asq_last_status);
1581 kfree(buff);
1582 buff = NULL;
1583 goto command_write_done;
1584 }
3753cb24
NP		 1585 dev_info(&pf->pdev->dev, "LLDP MIB (local)\n");
1586 print_hex_dump(KERN_INFO, "LLDP MIB (local): ",
1587 DUMP_PREFIX_OFFSET, 16, 1,
1588 buff, I40E_LLDPDU_SIZE, true);
02e9c290
JB		 1589 kfree(buff);
1590 buff = NULL;
1591 } else if (strncmp(&cmd_buf[5], "get remote", 10) == 0) {
738a9e9b 1592 u16 llen, rlen;
3753cb24 1593 int ret;
02e9c290 1594 u8 *buff;
6995b36c 1595
02e9c290
JB		 1596 buff = kzalloc(I40E_LLDPDU_SIZE, GFP_KERNEL);
1597 if (!buff)
1598 goto command_write_done;
1599
1600 ret = i40e_aq_get_lldp_mib(&pf->hw,
1601 I40E_AQ_LLDP_BRIDGE_TYPE_NEAREST_BRIDGE,
c27936e7 1602 I40E_AQ_LLDP_MIB_REMOTE,
02e9c290
JB		 1603 buff, I40E_LLDPDU_SIZE,
1604 &llen, &rlen, NULL);
1605 if (ret) {
1606 dev_info(&pf->pdev->dev,
1607 "Get LLDP MIB (remote) AQ command failed =0x%x\n",
1608 pf->hw.aq.asq_last_status);
1609 kfree(buff);
1610 buff = NULL;
1611 goto command_write_done;
1612 }
3753cb24
NP		 1613 dev_info(&pf->pdev->dev, "LLDP MIB (remote)\n");
1614 print_hex_dump(KERN_INFO, "LLDP MIB (remote): ",
1615 DUMP_PREFIX_OFFSET, 16, 1,
1616 buff, I40E_LLDPDU_SIZE, true);
02e9c290
JB		 1617 kfree(buff);
1618 buff = NULL;
1619 } else if (strncmp(&cmd_buf[5], "event on", 8) == 0) {
1620 int ret;
6995b36c 1621
02e9c290
JB		 1622 ret = i40e_aq_cfg_lldp_mib_change_event(&pf->hw,
1623 true, NULL);
1624 if (ret) {
1625 dev_info(&pf->pdev->dev,
1626 "Config LLDP MIB Change Event (on) AQ command failed =0x%x\n",
1627 pf->hw.aq.asq_last_status);
1628 goto command_write_done;
1629 }
1630 } else if (strncmp(&cmd_buf[5], "event off", 9) == 0) {
1631 int ret;
6995b36c 1632
02e9c290
JB		 1633 ret = i40e_aq_cfg_lldp_mib_change_event(&pf->hw,
1634 false, NULL);
1635 if (ret) {
1636 dev_info(&pf->pdev->dev,
1637 "Config LLDP MIB Change Event (off) AQ command failed =0x%x\n",
1638 pf->hw.aq.asq_last_status);
1639 goto command_write_done;
1640 }
1641 }
1642 } else if (strncmp(cmd_buf, "nvm read", 8) == 0) {
3753cb24 1643 u16 buffer_len, bytes;
02e9c290
JB		 1644 u16 module;
1645 u32 offset;
1646 u16 *buff;
1647 int ret;
1648
1649 cnt = sscanf(&cmd_buf[8], "%hx %x %hx",
1650 &module, &offset, &buffer_len);
1651 if (cnt == 0) {
1652 module = 0;
1653 offset = 0;
1654 buffer_len = 0;
1655 } else if (cnt == 1) {
1656 offset = 0;
1657 buffer_len = 0;
1658 } else if (cnt == 2) {
1659 buffer_len = 0;
1660 } else if (cnt > 3) {
1661 dev_info(&pf->pdev->dev,
1662 "nvm read: bad command string, cnt=%d\n", cnt);
1663 goto command_write_done;
1664 }
1665
520dfd8b
JB		 1666 /* set the max length */
1667 buffer_len = min_t(u16, buffer_len, I40E_MAX_AQ_BUF_SIZE/2);
02e9c290
JB		 1668
1669 bytes = 2 * buffer_len;
520dfd8b
JB		 1670
1671 /* read at least 1k bytes, no more than 4kB */
1672 bytes = clamp(bytes, (u16)1024, (u16)I40E_MAX_AQ_BUF_SIZE);
02e9c290
JB		 1673 buff = kzalloc(bytes, GFP_KERNEL);
1674 if (!buff)
1675 goto command_write_done;
1676
1677 ret = i40e_acquire_nvm(&pf->hw, I40E_RESOURCE_READ);
1678 if (ret) {
1679 dev_info(&pf->pdev->dev,
1680 "Failed Acquiring NVM resource for read err=%d status=0x%x\n",
1681 ret, pf->hw.aq.asq_last_status);
1682 kfree(buff);
1683 goto command_write_done;
1684 }
1685
1686 ret = i40e_aq_read_nvm(&pf->hw, module, (2 * offset),
1687 bytes, (u8 *)buff, true, NULL);
1688 i40e_release_nvm(&pf->hw);
1689 if (ret) {
1690 dev_info(&pf->pdev->dev,
1691 "Read NVM AQ failed err=%d status=0x%x\n",
1692 ret, pf->hw.aq.asq_last_status);
1693 } else {
1694 dev_info(&pf->pdev->dev,
1695 "Read NVM module=0x%x offset=0x%x words=%d\n",
1696 module, offset, buffer_len);
a45e88c9 1697 if (bytes)
3753cb24
NP		 1698 print_hex_dump(KERN_INFO, "NVM Dump: ",
1699 DUMP_PREFIX_OFFSET, 16, 2,
a45e88c9 1700 buff, bytes, true);
02e9c290
JB		 1701 }
1702 kfree(buff);
1703 buff = NULL;
1704 } else {
1705 dev_info(&pf->pdev->dev, "unknown command '%s'\n", cmd_buf);
1706 dev_info(&pf->pdev->dev, "available commands\n");
1707 dev_info(&pf->pdev->dev, " add vsi [relay_seid]\n");
1708 dev_info(&pf->pdev->dev, " del vsi [vsi_seid]\n");
1709 dev_info(&pf->pdev->dev, " add relay <uplink_seid> <vsi_seid>\n");
1710 dev_info(&pf->pdev->dev, " del relay <relay_seid>\n");
1711 dev_info(&pf->pdev->dev, " add macaddr <vsi_seid> <aa:bb:cc:dd:ee:ff> [vlan]\n");
1712 dev_info(&pf->pdev->dev, " del macaddr <vsi_seid> <aa:bb:cc:dd:ee:ff> [vlan]\n");
1713 dev_info(&pf->pdev->dev, " add pvid <vsi_seid> <vid>\n");
1714 dev_info(&pf->pdev->dev, " del pvid <vsi_seid>\n");
1715 dev_info(&pf->pdev->dev, " dump switch\n");
1716 dev_info(&pf->pdev->dev, " dump vsi [seid]\n");
1717 dev_info(&pf->pdev->dev, " dump desc tx <vsi_seid> <ring_id> [<desc_n>]\n");
1718 dev_info(&pf->pdev->dev, " dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n");
1719 dev_info(&pf->pdev->dev, " dump desc aq\n");
02e9c290 1720 dev_info(&pf->pdev->dev, " dump reset stats\n");
3169c323 1721 dev_info(&pf->pdev->dev, " dump debug fwdata <cluster_id> <table_id> <index>\n");
02e9c290
JB		 1722 dev_info(&pf->pdev->dev, " msg_enable [level]\n");
1723 dev_info(&pf->pdev->dev, " read <reg>\n");
1724 dev_info(&pf->pdev->dev, " write <reg> <value>\n");
1725 dev_info(&pf->pdev->dev, " clear_stats vsi [seid]\n");
694dc1cb 1726 dev_info(&pf->pdev->dev, " clear_stats port\n");
02e9c290
JB		 1727 dev_info(&pf->pdev->dev, " pfr\n");
1728 dev_info(&pf->pdev->dev, " corer\n");
1729 dev_info(&pf->pdev->dev, " globr\n");
f1143c4b
ASJ		 1730 dev_info(&pf->pdev->dev, " send aq_cmd <flags> <opcode> <datalen> <retval> <cookie_h> <cookie_l> <param0> <param1> <param2> <param3>\n");
1731 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		 1732 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");
1733 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");
e17ff05c 1734 dev_info(&pf->pdev->dev, " fd current cnt");
02e9c290
JB		 1735 dev_info(&pf->pdev->dev, " lldp start\n");
1736 dev_info(&pf->pdev->dev, " lldp stop\n");
1737 dev_info(&pf->pdev->dev, " lldp get local\n");
1738 dev_info(&pf->pdev->dev, " lldp get remote\n");
1739 dev_info(&pf->pdev->dev, " lldp event on\n");
1740 dev_info(&pf->pdev->dev, " lldp event off\n");
1741 dev_info(&pf->pdev->dev, " nvm read [module] [word_offset] [word_count]\n");
1742 }
1743
1744command_write_done:
1745 kfree(cmd_buf);
1746 cmd_buf = NULL;
02e9c290
JB		 1747 return count;
1748}
1749
1750static const struct file_operations i40e_dbg_command_fops = {
1751 .owner = THIS_MODULE,
1752 .open = simple_open,
1753 .read = i40e_dbg_command_read,
1754 .write = i40e_dbg_command_write,
1755};
1756
1757/**************************************************************
1758 * netdev_ops
1759 * The netdev_ops entry in debugfs is for giving the driver commands
1760 * to be executed from the netdev operations.
1761 **************************************************************/
d1da3ac0 1762static char i40e_dbg_netdev_ops_buf[256] = "";
02e9c290
JB		 1763
1764/**
1765 * i40e_dbg_netdev_ops - read for netdev_ops datum
1766 * @filp: the opened file
1767 * @buffer: where to write the data for the user to read
1768 * @count: the size of the user's buffer
1769 * @ppos: file position offset
1770 **/
1771static ssize_t i40e_dbg_netdev_ops_read(struct file *filp, char __user *buffer,
1772 size_t count, loff_t *ppos)
1773{
1774 struct i40e_pf *pf = filp->private_data;
1775 int bytes_not_copied;
1776 int buf_size = 256;
1777 char *buf;
1778 int len;
1779
1780 /* don't allow partal reads */
1781 if (*ppos != 0)
1782 return 0;
1783 if (count < buf_size)
1784 return -ENOSPC;
1785
1786 buf = kzalloc(buf_size, GFP_KERNEL);
1787 if (!buf)
1788 return -ENOSPC;
1789
1790 len = snprintf(buf, buf_size, "%s: %s\n",
1791 pf->vsi[pf->lan_vsi]->netdev->name,
1792 i40e_dbg_netdev_ops_buf);
1793
1794 bytes_not_copied = copy_to_user(buffer, buf, len);
1795 kfree(buf);
1796
0286c67e
RV		 1797 if (bytes_not_copied)
1798 return -EFAULT;
02e9c290
JB		 1799
1800 *ppos = len;
1801 return len;
1802}
1803
1804/**
1805 * i40e_dbg_netdev_ops_write - write into netdev_ops datum
1806 * @filp: the opened file
1807 * @buffer: where to find the user's data
1808 * @count: the length of the user's data
1809 * @ppos: file position offset
1810 **/
1811static ssize_t i40e_dbg_netdev_ops_write(struct file *filp,
1812 const char __user *buffer,
1813 size_t count, loff_t *ppos)
1814{
1815 struct i40e_pf *pf = filp->private_data;
1816 int bytes_not_copied;
1817 struct i40e_vsi *vsi;
004173cb 1818 char *buf_tmp;
02e9c290
JB		 1819 int vsi_seid;
1820 int i, cnt;
1821
1822 /* don't allow partial writes */
1823 if (*ppos != 0)
1824 return 0;
1825 if (count >= sizeof(i40e_dbg_netdev_ops_buf))
1826 return -ENOSPC;
1827
1828 memset(i40e_dbg_netdev_ops_buf, 0, sizeof(i40e_dbg_netdev_ops_buf));
1829 bytes_not_copied = copy_from_user(i40e_dbg_netdev_ops_buf,
1830 buffer, count);
0286c67e
RV		 1831 if (bytes_not_copied)
1832 return -EFAULT;
02e9c290
JB		 1833 i40e_dbg_netdev_ops_buf[count] = '\0';
1834
004173cb
JB		 1835 buf_tmp = strchr(i40e_dbg_netdev_ops_buf, '\n');
1836 if (buf_tmp) {
1837 *buf_tmp = '\0';
1838 count = buf_tmp - i40e_dbg_netdev_ops_buf + 1;
1839 }
1840
02e9c290
JB		 1841 if (strncmp(i40e_dbg_netdev_ops_buf, "tx_timeout", 10) == 0) {
1842 cnt = sscanf(&i40e_dbg_netdev_ops_buf[11], "%i", &vsi_seid);
1843 if (cnt != 1) {
1844 dev_info(&pf->pdev->dev, "tx_timeout <vsi_seid>\n");
1845 goto netdev_ops_write_done;
1846 }
1847 vsi = i40e_dbg_find_vsi(pf, vsi_seid);
1848 if (!vsi) {
1849 dev_info(&pf->pdev->dev,
1850 "tx_timeout: VSI %d not found\n", vsi_seid);
ca04657b
SN		 1851 } else if (!vsi->netdev) {
1852 dev_info(&pf->pdev->dev, "tx_timeout: no netdev for VSI %d\n",
1853 vsi_seid);
1854 } else if (test_bit(__I40E_DOWN, &vsi->state)) {
1855 dev_info(&pf->pdev->dev, "tx_timeout: VSI %d not UP\n",
1856 vsi_seid);
1857 } else if (rtnl_trylock()) {
02e9c290
JB		 1858 vsi->netdev->netdev_ops->ndo_tx_timeout(vsi->netdev);
1859 rtnl_unlock();
1860 dev_info(&pf->pdev->dev, "tx_timeout called\n");
1861 } else {
1862 dev_info(&pf->pdev->dev, "Could not acquire RTNL - please try again\n");
1863 }
1864 } else if (strncmp(i40e_dbg_netdev_ops_buf, "change_mtu", 10) == 0) {
1865 int mtu;
6995b36c 1866
02e9c290
JB		 1867 cnt = sscanf(&i40e_dbg_netdev_ops_buf[11], "%i %i",
1868 &vsi_seid, &mtu);
1869 if (cnt != 2) {
1870 dev_info(&pf->pdev->dev, "change_mtu <vsi_seid> <mtu>\n");
1871 goto netdev_ops_write_done;
1872 }
1873 vsi = i40e_dbg_find_vsi(pf, vsi_seid);
1874 if (!vsi) {
1875 dev_info(&pf->pdev->dev,
1876 "change_mtu: VSI %d not found\n", vsi_seid);
ca04657b
SN		 1877 } else if (!vsi->netdev) {
1878 dev_info(&pf->pdev->dev, "change_mtu: no netdev for VSI %d\n",
1879 vsi_seid);
1880 } else if (rtnl_trylock()) {
02e9c290
JB		 1881 vsi->netdev->netdev_ops->ndo_change_mtu(vsi->netdev,
1882 mtu);
1883 rtnl_unlock();
1884 dev_info(&pf->pdev->dev, "change_mtu called\n");
1885 } else {
1886 dev_info(&pf->pdev->dev, "Could not acquire RTNL - please try again\n");
1887 }
1888
1889 } else if (strncmp(i40e_dbg_netdev_ops_buf, "set_rx_mode", 11) == 0) {
1890 cnt = sscanf(&i40e_dbg_netdev_ops_buf[11], "%i", &vsi_seid);
1891 if (cnt != 1) {
1892 dev_info(&pf->pdev->dev, "set_rx_mode <vsi_seid>\n");
1893 goto netdev_ops_write_done;
1894 }
1895 vsi = i40e_dbg_find_vsi(pf, vsi_seid);
1896 if (!vsi) {
1897 dev_info(&pf->pdev->dev,
1898 "set_rx_mode: VSI %d not found\n", vsi_seid);
ca04657b
SN		 1899 } else if (!vsi->netdev) {
1900 dev_info(&pf->pdev->dev, "set_rx_mode: no netdev for VSI %d\n",
1901 vsi_seid);
1902 } else if (rtnl_trylock()) {
02e9c290
JB		 1903 vsi->netdev->netdev_ops->ndo_set_rx_mode(vsi->netdev);
1904 rtnl_unlock();
1905 dev_info(&pf->pdev->dev, "set_rx_mode called\n");
1906 } else {
1907 dev_info(&pf->pdev->dev, "Could not acquire RTNL - please try again\n");
1908 }
1909
1910 } else if (strncmp(i40e_dbg_netdev_ops_buf, "napi", 4) == 0) {
1911 cnt = sscanf(&i40e_dbg_netdev_ops_buf[4], "%i", &vsi_seid);
1912 if (cnt != 1) {
1913 dev_info(&pf->pdev->dev, "napi <vsi_seid>\n");
1914 goto netdev_ops_write_done;
1915 }
1916 vsi = i40e_dbg_find_vsi(pf, vsi_seid);
1917 if (!vsi) {
1918 dev_info(&pf->pdev->dev, "napi: VSI %d not found\n",
1919 vsi_seid);
ca04657b
SN		 1920 } else if (!vsi->netdev) {
1921 dev_info(&pf->pdev->dev, "napi: no netdev for VSI %d\n",
1922 vsi_seid);
1923 } else {
1924 for (i = 0; i < vsi->num_q_vectors; i++)
1925 napi_schedule(&vsi->q_vectors[i]->napi);
1926 dev_info(&pf->pdev->dev, "napi called\n");
02e9c290 1927 }
02e9c290
JB		 1928 } else {
1929 dev_info(&pf->pdev->dev, "unknown command '%s'\n",
1930 i40e_dbg_netdev_ops_buf);
1931 dev_info(&pf->pdev->dev, "available commands\n");
1932 dev_info(&pf->pdev->dev, " tx_timeout <vsi_seid>\n");
1933 dev_info(&pf->pdev->dev, " change_mtu <vsi_seid> <mtu>\n");
1934 dev_info(&pf->pdev->dev, " set_rx_mode <vsi_seid>\n");
1935 dev_info(&pf->pdev->dev, " napi <vsi_seid>\n");
1936 }
1937netdev_ops_write_done:
1938 return count;
1939}
1940
1941static const struct file_operations i40e_dbg_netdev_ops_fops = {
1942 .owner = THIS_MODULE,
1943 .open = simple_open,
1944 .read = i40e_dbg_netdev_ops_read,
1945 .write = i40e_dbg_netdev_ops_write,
1946};
1947
1948/**
b40c82e6
JK		 1949 * i40e_dbg_pf_init - setup the debugfs directory for the PF
1950 * @pf: the PF that is starting up
02e9c290
JB		 1951 **/
1952void i40e_dbg_pf_init(struct i40e_pf *pf)
1953{
6301002f 1954 struct dentry *pfile;
02e9c290 1955 const char *name = pci_name(pf->pdev);
6301002f 1956 const struct device *dev = &pf->pdev->dev;
02e9c290
JB		 1957
1958 pf->i40e_dbg_pf = debugfs_create_dir(name, i40e_dbg_root);
6301002f
JB		 1959 if (!pf->i40e_dbg_pf)
1960 return;
1961
1962 pfile = debugfs_create_file("command", 0600, pf->i40e_dbg_pf, pf,
1963 &i40e_dbg_command_fops);
1964 if (!pfile)
1965 goto create_failed;
1966
6301002f
JB		 1967 pfile = debugfs_create_file("netdev_ops", 0600, pf->i40e_dbg_pf, pf,
1968 &i40e_dbg_netdev_ops_fops);
1969 if (!pfile)
1970 goto create_failed;
1971
1972 return;
1973
1974create_failed:
1975 dev_info(dev, "debugfs dir/file for %s failed\n", name);
1976 debugfs_remove_recursive(pf->i40e_dbg_pf);
02e9c290
JB		 1977}
1978
1979/**
b40c82e6
JK		 1980 * i40e_dbg_pf_exit - clear out the PF's debugfs entries
1981 * @pf: the PF that is stopping
02e9c290
JB		 1982 **/
1983void i40e_dbg_pf_exit(struct i40e_pf *pf)
1984{
1985 debugfs_remove_recursive(pf->i40e_dbg_pf);
1986 pf->i40e_dbg_pf = NULL;
02e9c290
JB		 1987}
1988
1989/**
1990 * i40e_dbg_init - start up debugfs for the driver
1991 **/
1992void i40e_dbg_init(void)
1993{
1994 i40e_dbg_root = debugfs_create_dir(i40e_driver_name, NULL);
1995 if (!i40e_dbg_root)
1996 pr_info("init of debugfs failed\n");
1997}
1998
1999/**
2000 * i40e_dbg_exit - clean out the driver's debugfs entries
2001 **/
2002void i40e_dbg_exit(void)
2003{
2004 debugfs_remove_recursive(i40e_dbg_root);
2005 i40e_dbg_root = NULL;
2006}
2007
2008#endif /* CONFIG_DEBUG_FS */
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