1 /*******************************************************************************
3 * Intel Ethernet Controller XL710 Family Linux Driver
4 * Copyright(c) 2013 - 2016 Intel Corporation.
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms and conditions of the GNU General Public License,
8 * version 2, as published by the Free Software Foundation.
10 * This program is distributed in the hope it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15 * You should have received a copy of the GNU General Public License along
16 * with this program. If not, see <http://www.gnu.org/licenses/>.
18 * The full GNU General Public License is included in this distribution in
19 * the file called "COPYING".
21 * Contact Information:
22 * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
23 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
25 ******************************************************************************/
27 #ifdef CONFIG_DEBUG_FS
30 #include <linux/debugfs.h>
34 static struct dentry
*i40e_dbg_root
;
37 * i40e_dbg_find_vsi - searches for the vsi with the given seid
38 * @pf - the PF structure to search for the vsi
39 * @seid - seid of the vsi it is searching for
41 static struct i40e_vsi
*i40e_dbg_find_vsi(struct i40e_pf
*pf
, int seid
)
46 dev_info(&pf
->pdev
->dev
, "%d: bad seid\n", seid
);
48 for (i
= 0; i
< pf
->num_alloc_vsi
; i
++)
49 if (pf
->vsi
[i
] && (pf
->vsi
[i
]->seid
== seid
))
56 * i40e_dbg_find_veb - searches for the veb with the given seid
57 * @pf - the PF structure to search for the veb
58 * @seid - seid of the veb it is searching for
60 static struct i40e_veb
*i40e_dbg_find_veb(struct i40e_pf
*pf
, int seid
)
64 for (i
= 0; i
< I40E_MAX_VEB
; i
++)
65 if (pf
->veb
[i
] && pf
->veb
[i
]->seid
== seid
)
70 /**************************************************************
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 **************************************************************/
77 static char i40e_dbg_command_buf
[256] = "";
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
86 static ssize_t
i40e_dbg_command_read(struct file
*filp
, char __user
*buffer
,
87 size_t count
, loff_t
*ppos
)
89 struct i40e_pf
*pf
= filp
->private_data
;
95 /* don't allow partial reads */
101 buf
= kzalloc(buf_size
, GFP_KERNEL
);
105 len
= snprintf(buf
, buf_size
, "%s: %s\n",
106 pf
->vsi
[pf
->lan_vsi
]->netdev
->name
,
107 i40e_dbg_command_buf
);
109 bytes_not_copied
= copy_to_user(buffer
, buf
, len
);
112 if (bytes_not_copied
)
120 * i40e_dbg_dump_vsi_seid - handles dump vsi seid write into command datum
121 * @pf: the i40e_pf created in command write
122 * @seid: the seid the user put in
124 static void i40e_dbg_dump_vsi_seid(struct i40e_pf
*pf
, int seid
)
126 struct rtnl_link_stats64
*nstat
;
127 struct i40e_mac_filter
*f
;
128 struct i40e_vsi
*vsi
;
131 vsi
= i40e_dbg_find_vsi(pf
, seid
);
133 dev_info(&pf
->pdev
->dev
,
134 "dump %d: seid not found\n", seid
);
137 dev_info(&pf
->pdev
->dev
, "vsi seid %d\n", seid
);
139 struct net_device
*nd
= vsi
->netdev
;
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
);
150 if (vsi
->active_vlans
)
151 dev_info(&pf
->pdev
->dev
,
152 " vlgrp: & = %p\n", vsi
->active_vlans
);
153 dev_info(&pf
->pdev
->dev
,
154 " state = %li flags = 0x%08lx, netdev_registered = %i, current_netdev_flags = 0x%04x\n",
155 vsi
->state
, vsi
->flags
,
156 vsi
->netdev_registered
, vsi
->current_netdev_flags
);
157 if (vsi
== pf
->vsi
[pf
->lan_vsi
])
158 dev_info(&pf
->pdev
->dev
, " MAC address: %pM SAN MAC: %pM Port MAC: %pM\n",
161 pf
->hw
.mac
.port_addr
);
162 list_for_each_entry(f
, &vsi
->mac_filter_list
, list
) {
163 dev_info(&pf
->pdev
->dev
,
164 " mac_filter_list: %pM vid=%d, is_netdev=%d is_vf=%d counter=%d\n",
165 f
->macaddr
, f
->vlan
, f
->is_netdev
, f
->is_vf
,
168 nstat
= i40e_get_vsi_stats_struct(vsi
);
169 dev_info(&pf
->pdev
->dev
,
170 " net_stats: rx_packets = %lu, rx_bytes = %lu, rx_errors = %lu, rx_dropped = %lu\n",
171 (unsigned long int)nstat
->rx_packets
,
172 (unsigned long int)nstat
->rx_bytes
,
173 (unsigned long int)nstat
->rx_errors
,
174 (unsigned long int)nstat
->rx_dropped
);
175 dev_info(&pf
->pdev
->dev
,
176 " net_stats: tx_packets = %lu, tx_bytes = %lu, tx_errors = %lu, tx_dropped = %lu\n",
177 (unsigned long int)nstat
->tx_packets
,
178 (unsigned long int)nstat
->tx_bytes
,
179 (unsigned long int)nstat
->tx_errors
,
180 (unsigned long int)nstat
->tx_dropped
);
181 dev_info(&pf
->pdev
->dev
,
182 " net_stats: multicast = %lu, collisions = %lu\n",
183 (unsigned long int)nstat
->multicast
,
184 (unsigned long int)nstat
->collisions
);
185 dev_info(&pf
->pdev
->dev
,
186 " net_stats: rx_length_errors = %lu, rx_over_errors = %lu, rx_crc_errors = %lu\n",
187 (unsigned long int)nstat
->rx_length_errors
,
188 (unsigned long int)nstat
->rx_over_errors
,
189 (unsigned long int)nstat
->rx_crc_errors
);
190 dev_info(&pf
->pdev
->dev
,
191 " net_stats: rx_frame_errors = %lu, rx_fifo_errors = %lu, rx_missed_errors = %lu\n",
192 (unsigned long int)nstat
->rx_frame_errors
,
193 (unsigned long int)nstat
->rx_fifo_errors
,
194 (unsigned long int)nstat
->rx_missed_errors
);
195 dev_info(&pf
->pdev
->dev
,
196 " net_stats: tx_aborted_errors = %lu, tx_carrier_errors = %lu, tx_fifo_errors = %lu\n",
197 (unsigned long int)nstat
->tx_aborted_errors
,
198 (unsigned long int)nstat
->tx_carrier_errors
,
199 (unsigned long int)nstat
->tx_fifo_errors
);
200 dev_info(&pf
->pdev
->dev
,
201 " net_stats: tx_heartbeat_errors = %lu, tx_window_errors = %lu\n",
202 (unsigned long int)nstat
->tx_heartbeat_errors
,
203 (unsigned long int)nstat
->tx_window_errors
);
204 dev_info(&pf
->pdev
->dev
,
205 " net_stats: rx_compressed = %lu, tx_compressed = %lu\n",
206 (unsigned long int)nstat
->rx_compressed
,
207 (unsigned long int)nstat
->tx_compressed
);
208 dev_info(&pf
->pdev
->dev
,
209 " net_stats_offsets: rx_packets = %lu, rx_bytes = %lu, rx_errors = %lu, rx_dropped = %lu\n",
210 (unsigned long int)vsi
->net_stats_offsets
.rx_packets
,
211 (unsigned long int)vsi
->net_stats_offsets
.rx_bytes
,
212 (unsigned long int)vsi
->net_stats_offsets
.rx_errors
,
213 (unsigned long int)vsi
->net_stats_offsets
.rx_dropped
);
214 dev_info(&pf
->pdev
->dev
,
215 " net_stats_offsets: tx_packets = %lu, tx_bytes = %lu, tx_errors = %lu, tx_dropped = %lu\n",
216 (unsigned long int)vsi
->net_stats_offsets
.tx_packets
,
217 (unsigned long int)vsi
->net_stats_offsets
.tx_bytes
,
218 (unsigned long int)vsi
->net_stats_offsets
.tx_errors
,
219 (unsigned long int)vsi
->net_stats_offsets
.tx_dropped
);
220 dev_info(&pf
->pdev
->dev
,
221 " net_stats_offsets: multicast = %lu, collisions = %lu\n",
222 (unsigned long int)vsi
->net_stats_offsets
.multicast
,
223 (unsigned long int)vsi
->net_stats_offsets
.collisions
);
224 dev_info(&pf
->pdev
->dev
,
225 " net_stats_offsets: rx_length_errors = %lu, rx_over_errors = %lu, rx_crc_errors = %lu\n",
226 (unsigned long int)vsi
->net_stats_offsets
.rx_length_errors
,
227 (unsigned long int)vsi
->net_stats_offsets
.rx_over_errors
,
228 (unsigned long int)vsi
->net_stats_offsets
.rx_crc_errors
);
229 dev_info(&pf
->pdev
->dev
,
230 " net_stats_offsets: rx_frame_errors = %lu, rx_fifo_errors = %lu, rx_missed_errors = %lu\n",
231 (unsigned long int)vsi
->net_stats_offsets
.rx_frame_errors
,
232 (unsigned long int)vsi
->net_stats_offsets
.rx_fifo_errors
,
233 (unsigned long int)vsi
->net_stats_offsets
.rx_missed_errors
);
234 dev_info(&pf
->pdev
->dev
,
235 " net_stats_offsets: tx_aborted_errors = %lu, tx_carrier_errors = %lu, tx_fifo_errors = %lu\n",
236 (unsigned long int)vsi
->net_stats_offsets
.tx_aborted_errors
,
237 (unsigned long int)vsi
->net_stats_offsets
.tx_carrier_errors
,
238 (unsigned long int)vsi
->net_stats_offsets
.tx_fifo_errors
);
239 dev_info(&pf
->pdev
->dev
,
240 " net_stats_offsets: tx_heartbeat_errors = %lu, tx_window_errors = %lu\n",
241 (unsigned long int)vsi
->net_stats_offsets
.tx_heartbeat_errors
,
242 (unsigned long int)vsi
->net_stats_offsets
.tx_window_errors
);
243 dev_info(&pf
->pdev
->dev
,
244 " net_stats_offsets: rx_compressed = %lu, tx_compressed = %lu\n",
245 (unsigned long int)vsi
->net_stats_offsets
.rx_compressed
,
246 (unsigned long int)vsi
->net_stats_offsets
.tx_compressed
);
247 dev_info(&pf
->pdev
->dev
,
248 " tx_restart = %d, tx_busy = %d, rx_buf_failed = %d, rx_page_failed = %d\n",
249 vsi
->tx_restart
, vsi
->tx_busy
,
250 vsi
->rx_buf_failed
, vsi
->rx_page_failed
);
252 for (i
= 0; i
< vsi
->num_queue_pairs
; i
++) {
253 struct i40e_ring
*rx_ring
= ACCESS_ONCE(vsi
->rx_rings
[i
]);
258 dev_info(&pf
->pdev
->dev
,
259 " rx_rings[%i]: desc = %p\n",
261 dev_info(&pf
->pdev
->dev
,
262 " rx_rings[%i]: dev = %p, netdev = %p, rx_bi = %p\n",
266 dev_info(&pf
->pdev
->dev
,
267 " rx_rings[%i]: state = %li, queue_index = %d, reg_idx = %d\n",
269 rx_ring
->queue_index
,
271 dev_info(&pf
->pdev
->dev
,
272 " rx_rings[%i]: rx_hdr_len = %d, rx_buf_len = %d, dtype = %d\n",
273 i
, rx_ring
->rx_hdr_len
,
276 dev_info(&pf
->pdev
->dev
,
277 " rx_rings[%i]: hsplit = %d, next_to_use = %d, next_to_clean = %d, ring_active = %i\n",
278 i
, ring_is_ps_enabled(rx_ring
),
279 rx_ring
->next_to_use
,
280 rx_ring
->next_to_clean
,
281 rx_ring
->ring_active
);
282 dev_info(&pf
->pdev
->dev
,
283 " rx_rings[%i]: rx_stats: packets = %lld, bytes = %lld, non_eop_descs = %lld\n",
284 i
, rx_ring
->stats
.packets
,
285 rx_ring
->stats
.bytes
,
286 rx_ring
->rx_stats
.non_eop_descs
);
287 dev_info(&pf
->pdev
->dev
,
288 " rx_rings[%i]: rx_stats: alloc_page_failed = %lld, alloc_buff_failed = %lld\n",
290 rx_ring
->rx_stats
.alloc_page_failed
,
291 rx_ring
->rx_stats
.alloc_buff_failed
);
292 dev_info(&pf
->pdev
->dev
,
293 " rx_rings[%i]: rx_stats: realloc_count = %lld, page_reuse_count = %lld\n",
295 rx_ring
->rx_stats
.realloc_count
,
296 rx_ring
->rx_stats
.page_reuse_count
);
297 dev_info(&pf
->pdev
->dev
,
298 " rx_rings[%i]: size = %i, dma = 0x%08lx\n",
300 (unsigned long int)rx_ring
->dma
);
301 dev_info(&pf
->pdev
->dev
,
302 " rx_rings[%i]: vsi = %p, q_vector = %p\n",
305 dev_info(&pf
->pdev
->dev
,
306 " rx_rings[%i]: rx_itr_setting = %d (%s)\n",
307 i
, rx_ring
->rx_itr_setting
,
308 ITR_IS_DYNAMIC(rx_ring
->rx_itr_setting
) ? "dynamic" : "fixed");
310 for (i
= 0; i
< vsi
->num_queue_pairs
; i
++) {
311 struct i40e_ring
*tx_ring
= ACCESS_ONCE(vsi
->tx_rings
[i
]);
316 dev_info(&pf
->pdev
->dev
,
317 " tx_rings[%i]: desc = %p\n",
319 dev_info(&pf
->pdev
->dev
,
320 " tx_rings[%i]: dev = %p, netdev = %p, tx_bi = %p\n",
324 dev_info(&pf
->pdev
->dev
,
325 " tx_rings[%i]: state = %li, queue_index = %d, reg_idx = %d\n",
327 tx_ring
->queue_index
,
329 dev_info(&pf
->pdev
->dev
,
330 " tx_rings[%i]: dtype = %d\n",
332 dev_info(&pf
->pdev
->dev
,
333 " tx_rings[%i]: next_to_use = %d, next_to_clean = %d, ring_active = %i\n",
335 tx_ring
->next_to_use
,
336 tx_ring
->next_to_clean
,
337 tx_ring
->ring_active
);
338 dev_info(&pf
->pdev
->dev
,
339 " tx_rings[%i]: tx_stats: packets = %lld, bytes = %lld, restart_queue = %lld\n",
340 i
, tx_ring
->stats
.packets
,
341 tx_ring
->stats
.bytes
,
342 tx_ring
->tx_stats
.restart_queue
);
343 dev_info(&pf
->pdev
->dev
,
344 " tx_rings[%i]: tx_stats: tx_busy = %lld, tx_done_old = %lld\n",
346 tx_ring
->tx_stats
.tx_busy
,
347 tx_ring
->tx_stats
.tx_done_old
);
348 dev_info(&pf
->pdev
->dev
,
349 " tx_rings[%i]: size = %i, dma = 0x%08lx\n",
351 (unsigned long int)tx_ring
->dma
);
352 dev_info(&pf
->pdev
->dev
,
353 " tx_rings[%i]: vsi = %p, q_vector = %p\n",
356 dev_info(&pf
->pdev
->dev
,
357 " tx_rings[%i]: DCB tc = %d\n",
359 dev_info(&pf
->pdev
->dev
,
360 " tx_rings[%i]: tx_itr_setting = %d (%s)\n",
361 i
, tx_ring
->tx_itr_setting
,
362 ITR_IS_DYNAMIC(tx_ring
->tx_itr_setting
) ? "dynamic" : "fixed");
365 dev_info(&pf
->pdev
->dev
,
366 " work_limit = %d\n",
368 dev_info(&pf
->pdev
->dev
,
369 " max_frame = %d, rx_hdr_len = %d, rx_buf_len = %d dtype = %d\n",
370 vsi
->max_frame
, vsi
->rx_hdr_len
, vsi
->rx_buf_len
, vsi
->dtype
);
371 dev_info(&pf
->pdev
->dev
,
372 " num_q_vectors = %i, base_vector = %i\n",
373 vsi
->num_q_vectors
, vsi
->base_vector
);
374 dev_info(&pf
->pdev
->dev
,
375 " seid = %d, id = %d, uplink_seid = %d\n",
376 vsi
->seid
, vsi
->id
, vsi
->uplink_seid
);
377 dev_info(&pf
->pdev
->dev
,
378 " base_queue = %d, num_queue_pairs = %d, num_desc = %d\n",
379 vsi
->base_queue
, vsi
->num_queue_pairs
, vsi
->num_desc
);
380 dev_info(&pf
->pdev
->dev
, " type = %i\n", vsi
->type
);
381 dev_info(&pf
->pdev
->dev
,
382 " info: valid_sections = 0x%04x, switch_id = 0x%04x\n",
383 vsi
->info
.valid_sections
, vsi
->info
.switch_id
);
384 dev_info(&pf
->pdev
->dev
,
385 " info: sw_reserved[] = 0x%02x 0x%02x\n",
386 vsi
->info
.sw_reserved
[0], vsi
->info
.sw_reserved
[1]);
387 dev_info(&pf
->pdev
->dev
,
388 " info: sec_flags = 0x%02x, sec_reserved = 0x%02x\n",
389 vsi
->info
.sec_flags
, vsi
->info
.sec_reserved
);
390 dev_info(&pf
->pdev
->dev
,
391 " info: pvid = 0x%04x, fcoe_pvid = 0x%04x, port_vlan_flags = 0x%02x\n",
392 vsi
->info
.pvid
, vsi
->info
.fcoe_pvid
,
393 vsi
->info
.port_vlan_flags
);
394 dev_info(&pf
->pdev
->dev
,
395 " info: pvlan_reserved[] = 0x%02x 0x%02x 0x%02x\n",
396 vsi
->info
.pvlan_reserved
[0], vsi
->info
.pvlan_reserved
[1],
397 vsi
->info
.pvlan_reserved
[2]);
398 dev_info(&pf
->pdev
->dev
,
399 " info: ingress_table = 0x%08x, egress_table = 0x%08x\n",
400 vsi
->info
.ingress_table
, vsi
->info
.egress_table
);
401 dev_info(&pf
->pdev
->dev
,
402 " info: cas_pv_stag = 0x%04x, cas_pv_flags= 0x%02x, cas_pv_reserved = 0x%02x\n",
403 vsi
->info
.cas_pv_tag
, vsi
->info
.cas_pv_flags
,
404 vsi
->info
.cas_pv_reserved
);
405 dev_info(&pf
->pdev
->dev
,
406 " info: queue_mapping[0..7 ] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n",
407 vsi
->info
.queue_mapping
[0], vsi
->info
.queue_mapping
[1],
408 vsi
->info
.queue_mapping
[2], vsi
->info
.queue_mapping
[3],
409 vsi
->info
.queue_mapping
[4], vsi
->info
.queue_mapping
[5],
410 vsi
->info
.queue_mapping
[6], vsi
->info
.queue_mapping
[7]);
411 dev_info(&pf
->pdev
->dev
,
412 " info: queue_mapping[8..15] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n",
413 vsi
->info
.queue_mapping
[8], vsi
->info
.queue_mapping
[9],
414 vsi
->info
.queue_mapping
[10], vsi
->info
.queue_mapping
[11],
415 vsi
->info
.queue_mapping
[12], vsi
->info
.queue_mapping
[13],
416 vsi
->info
.queue_mapping
[14], vsi
->info
.queue_mapping
[15]);
417 dev_info(&pf
->pdev
->dev
,
418 " info: tc_mapping[] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n",
419 vsi
->info
.tc_mapping
[0], vsi
->info
.tc_mapping
[1],
420 vsi
->info
.tc_mapping
[2], vsi
->info
.tc_mapping
[3],
421 vsi
->info
.tc_mapping
[4], vsi
->info
.tc_mapping
[5],
422 vsi
->info
.tc_mapping
[6], vsi
->info
.tc_mapping
[7]);
423 dev_info(&pf
->pdev
->dev
,
424 " info: queueing_opt_flags = 0x%02x queueing_opt_reserved[0..2] = 0x%02x 0x%02x 0x%02x\n",
425 vsi
->info
.queueing_opt_flags
,
426 vsi
->info
.queueing_opt_reserved
[0],
427 vsi
->info
.queueing_opt_reserved
[1],
428 vsi
->info
.queueing_opt_reserved
[2]);
429 dev_info(&pf
->pdev
->dev
,
430 " info: up_enable_bits = 0x%02x\n",
431 vsi
->info
.up_enable_bits
);
432 dev_info(&pf
->pdev
->dev
,
433 " info: sched_reserved = 0x%02x, outer_up_table = 0x%04x\n",
434 vsi
->info
.sched_reserved
, vsi
->info
.outer_up_table
);
435 dev_info(&pf
->pdev
->dev
,
436 " info: cmd_reserved[] = 0x%02x 0x%02x 0x%02x 0x0%02x 0x%02x 0x%02x 0x%02x 0x0%02x\n",
437 vsi
->info
.cmd_reserved
[0], vsi
->info
.cmd_reserved
[1],
438 vsi
->info
.cmd_reserved
[2], vsi
->info
.cmd_reserved
[3],
439 vsi
->info
.cmd_reserved
[4], vsi
->info
.cmd_reserved
[5],
440 vsi
->info
.cmd_reserved
[6], vsi
->info
.cmd_reserved
[7]);
441 dev_info(&pf
->pdev
->dev
,
442 " info: qs_handle[] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n",
443 vsi
->info
.qs_handle
[0], vsi
->info
.qs_handle
[1],
444 vsi
->info
.qs_handle
[2], vsi
->info
.qs_handle
[3],
445 vsi
->info
.qs_handle
[4], vsi
->info
.qs_handle
[5],
446 vsi
->info
.qs_handle
[6], vsi
->info
.qs_handle
[7]);
447 dev_info(&pf
->pdev
->dev
,
448 " info: stat_counter_idx = 0x%04x, sched_id = 0x%04x\n",
449 vsi
->info
.stat_counter_idx
, vsi
->info
.sched_id
);
450 dev_info(&pf
->pdev
->dev
,
451 " 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",
452 vsi
->info
.resp_reserved
[0], vsi
->info
.resp_reserved
[1],
453 vsi
->info
.resp_reserved
[2], vsi
->info
.resp_reserved
[3],
454 vsi
->info
.resp_reserved
[4], vsi
->info
.resp_reserved
[5],
455 vsi
->info
.resp_reserved
[6], vsi
->info
.resp_reserved
[7],
456 vsi
->info
.resp_reserved
[8], vsi
->info
.resp_reserved
[9],
457 vsi
->info
.resp_reserved
[10], vsi
->info
.resp_reserved
[11]);
459 dev_info(&pf
->pdev
->dev
, " PF = %p\n", vsi
->back
);
460 dev_info(&pf
->pdev
->dev
, " idx = %d\n", vsi
->idx
);
461 dev_info(&pf
->pdev
->dev
,
462 " tc_config: numtc = %d, enabled_tc = 0x%x\n",
463 vsi
->tc_config
.numtc
, vsi
->tc_config
.enabled_tc
);
464 for (i
= 0; i
< I40E_MAX_TRAFFIC_CLASS
; i
++) {
465 dev_info(&pf
->pdev
->dev
,
466 " tc_config: tc = %d, qoffset = %d, qcount = %d, netdev_tc = %d\n",
467 i
, vsi
->tc_config
.tc_info
[i
].qoffset
,
468 vsi
->tc_config
.tc_info
[i
].qcount
,
469 vsi
->tc_config
.tc_info
[i
].netdev_tc
);
471 dev_info(&pf
->pdev
->dev
,
472 " bw: bw_limit = %d, bw_max_quanta = %d\n",
473 vsi
->bw_limit
, vsi
->bw_max_quanta
);
474 for (i
= 0; i
< I40E_MAX_TRAFFIC_CLASS
; i
++) {
475 dev_info(&pf
->pdev
->dev
,
476 " bw[%d]: ets_share_credits = %d, ets_limit_credits = %d, max_quanta = %d\n",
477 i
, vsi
->bw_ets_share_credits
[i
],
478 vsi
->bw_ets_limit_credits
[i
],
479 vsi
->bw_ets_max_quanta
[i
]);
482 if (vsi
->type
== I40E_VSI_FCOE
) {
483 dev_info(&pf
->pdev
->dev
,
484 " fcoe_stats: rx_packets = %llu, rx_dwords = %llu, rx_dropped = %llu\n",
485 vsi
->fcoe_stats
.rx_fcoe_packets
,
486 vsi
->fcoe_stats
.rx_fcoe_dwords
,
487 vsi
->fcoe_stats
.rx_fcoe_dropped
);
488 dev_info(&pf
->pdev
->dev
,
489 " fcoe_stats: tx_packets = %llu, tx_dwords = %llu\n",
490 vsi
->fcoe_stats
.tx_fcoe_packets
,
491 vsi
->fcoe_stats
.tx_fcoe_dwords
);
492 dev_info(&pf
->pdev
->dev
,
493 " fcoe_stats: bad_crc = %llu, last_error = %llu\n",
494 vsi
->fcoe_stats
.fcoe_bad_fccrc
,
495 vsi
->fcoe_stats
.fcoe_last_error
);
496 dev_info(&pf
->pdev
->dev
, " fcoe_stats: ddp_count = %llu\n",
497 vsi
->fcoe_stats
.fcoe_ddp_count
);
503 * i40e_dbg_dump_aq_desc - handles dump aq_desc write into command datum
504 * @pf: the i40e_pf created in command write
506 static void i40e_dbg_dump_aq_desc(struct i40e_pf
*pf
)
508 struct i40e_adminq_ring
*ring
;
509 struct i40e_hw
*hw
= &pf
->hw
;
513 snprintf(hdr
, sizeof(hdr
), "%s %s: ",
514 dev_driver_string(&pf
->pdev
->dev
),
515 dev_name(&pf
->pdev
->dev
));
517 /* first the send (command) ring, then the receive (event) ring */
518 dev_info(&pf
->pdev
->dev
, "AdminQ Tx Ring\n");
519 ring
= &(hw
->aq
.asq
);
520 for (i
= 0; i
< ring
->count
; i
++) {
521 struct i40e_aq_desc
*d
= I40E_ADMINQ_DESC(*ring
, i
);
523 dev_info(&pf
->pdev
->dev
,
524 " at[%02d] flags=0x%04x op=0x%04x dlen=0x%04x ret=0x%04x cookie_h=0x%08x cookie_l=0x%08x\n",
525 i
, d
->flags
, d
->opcode
, d
->datalen
, d
->retval
,
526 d
->cookie_high
, d
->cookie_low
);
527 print_hex_dump(KERN_INFO
, hdr
, DUMP_PREFIX_NONE
,
528 16, 1, d
->params
.raw
, 16, 0);
531 dev_info(&pf
->pdev
->dev
, "AdminQ Rx Ring\n");
532 ring
= &(hw
->aq
.arq
);
533 for (i
= 0; i
< ring
->count
; i
++) {
534 struct i40e_aq_desc
*d
= I40E_ADMINQ_DESC(*ring
, i
);
536 dev_info(&pf
->pdev
->dev
,
537 " ar[%02d] flags=0x%04x op=0x%04x dlen=0x%04x ret=0x%04x cookie_h=0x%08x cookie_l=0x%08x\n",
538 i
, d
->flags
, d
->opcode
, d
->datalen
, d
->retval
,
539 d
->cookie_high
, d
->cookie_low
);
540 print_hex_dump(KERN_INFO
, hdr
, DUMP_PREFIX_NONE
,
541 16, 1, d
->params
.raw
, 16, 0);
546 * i40e_dbg_dump_desc - handles dump desc write into command datum
547 * @cnt: number of arguments that the user supplied
548 * @vsi_seid: vsi id entered by user
549 * @ring_id: ring id entered by user
550 * @desc_n: descriptor number entered by user
551 * @pf: the i40e_pf created in command write
552 * @is_rx_ring: true if rx, false if tx
554 static void i40e_dbg_dump_desc(int cnt
, int vsi_seid
, int ring_id
, int desc_n
,
555 struct i40e_pf
*pf
, bool is_rx_ring
)
557 struct i40e_tx_desc
*txd
;
558 union i40e_rx_desc
*rxd
;
559 struct i40e_ring
*ring
;
560 struct i40e_vsi
*vsi
;
563 vsi
= i40e_dbg_find_vsi(pf
, vsi_seid
);
565 dev_info(&pf
->pdev
->dev
, "vsi %d not found\n", vsi_seid
);
568 if (ring_id
>= vsi
->num_queue_pairs
|| ring_id
< 0) {
569 dev_info(&pf
->pdev
->dev
, "ring %d not found\n", ring_id
);
572 if (!vsi
->tx_rings
|| !vsi
->tx_rings
[0]->desc
) {
573 dev_info(&pf
->pdev
->dev
,
574 "descriptor rings have not been allocated for vsi %d\n",
579 ring
= kmemdup(is_rx_ring
580 ? vsi
->rx_rings
[ring_id
] : vsi
->tx_rings
[ring_id
],
581 sizeof(*ring
), GFP_KERNEL
);
586 dev_info(&pf
->pdev
->dev
, "vsi = %02i %s ring = %02i\n",
587 vsi_seid
, is_rx_ring
? "rx" : "tx", ring_id
);
588 for (i
= 0; i
< ring
->count
; i
++) {
590 txd
= I40E_TX_DESC(ring
, i
);
591 dev_info(&pf
->pdev
->dev
,
592 " d[%03x] = 0x%016llx 0x%016llx\n",
594 txd
->cmd_type_offset_bsz
);
595 } else if (sizeof(union i40e_rx_desc
) ==
596 sizeof(union i40e_16byte_rx_desc
)) {
597 rxd
= I40E_RX_DESC(ring
, i
);
598 dev_info(&pf
->pdev
->dev
,
599 " d[%03x] = 0x%016llx 0x%016llx\n",
600 i
, rxd
->read
.pkt_addr
,
603 rxd
= I40E_RX_DESC(ring
, i
);
604 dev_info(&pf
->pdev
->dev
,
605 " d[%03x] = 0x%016llx 0x%016llx 0x%016llx 0x%016llx\n",
606 i
, rxd
->read
.pkt_addr
,
608 rxd
->read
.rsvd1
, rxd
->read
.rsvd2
);
611 } else if (cnt
== 3) {
612 if (desc_n
>= ring
->count
|| desc_n
< 0) {
613 dev_info(&pf
->pdev
->dev
,
614 "descriptor %d not found\n", desc_n
);
618 txd
= I40E_TX_DESC(ring
, desc_n
);
619 dev_info(&pf
->pdev
->dev
,
620 "vsi = %02i tx ring = %02i d[%03x] = 0x%016llx 0x%016llx\n",
621 vsi_seid
, ring_id
, desc_n
,
622 txd
->buffer_addr
, txd
->cmd_type_offset_bsz
);
623 } else if (sizeof(union i40e_rx_desc
) ==
624 sizeof(union i40e_16byte_rx_desc
)) {
625 rxd
= I40E_RX_DESC(ring
, desc_n
);
626 dev_info(&pf
->pdev
->dev
,
627 "vsi = %02i rx ring = %02i d[%03x] = 0x%016llx 0x%016llx\n",
628 vsi_seid
, ring_id
, desc_n
,
629 rxd
->read
.pkt_addr
, rxd
->read
.hdr_addr
);
631 rxd
= I40E_RX_DESC(ring
, desc_n
);
632 dev_info(&pf
->pdev
->dev
,
633 "vsi = %02i rx ring = %02i d[%03x] = 0x%016llx 0x%016llx 0x%016llx 0x%016llx\n",
634 vsi_seid
, ring_id
, desc_n
,
635 rxd
->read
.pkt_addr
, rxd
->read
.hdr_addr
,
636 rxd
->read
.rsvd1
, rxd
->read
.rsvd2
);
639 dev_info(&pf
->pdev
->dev
, "dump desc rx/tx <vsi_seid> <ring_id> [<desc_n>]\n");
647 * i40e_dbg_dump_vsi_no_seid - handles dump vsi write into command datum
648 * @pf: the i40e_pf created in command write
650 static void i40e_dbg_dump_vsi_no_seid(struct i40e_pf
*pf
)
654 for (i
= 0; i
< pf
->num_alloc_vsi
; i
++)
656 dev_info(&pf
->pdev
->dev
, "dump vsi[%d]: %d\n",
657 i
, pf
->vsi
[i
]->seid
);
661 * i40e_dbg_dump_stats - handles dump stats write into command datum
662 * @pf: the i40e_pf created in command write
663 * @estats: the eth stats structure to be dumped
665 static void i40e_dbg_dump_eth_stats(struct i40e_pf
*pf
,
666 struct i40e_eth_stats
*estats
)
668 dev_info(&pf
->pdev
->dev
, " ethstats:\n");
669 dev_info(&pf
->pdev
->dev
,
670 " rx_bytes = \t%lld \trx_unicast = \t\t%lld \trx_multicast = \t%lld\n",
671 estats
->rx_bytes
, estats
->rx_unicast
, estats
->rx_multicast
);
672 dev_info(&pf
->pdev
->dev
,
673 " rx_broadcast = \t%lld \trx_discards = \t\t%lld\n",
674 estats
->rx_broadcast
, estats
->rx_discards
);
675 dev_info(&pf
->pdev
->dev
,
676 " rx_unknown_protocol = \t%lld \ttx_bytes = \t%lld\n",
677 estats
->rx_unknown_protocol
, estats
->tx_bytes
);
678 dev_info(&pf
->pdev
->dev
,
679 " tx_unicast = \t%lld \ttx_multicast = \t\t%lld \ttx_broadcast = \t%lld\n",
680 estats
->tx_unicast
, estats
->tx_multicast
, estats
->tx_broadcast
);
681 dev_info(&pf
->pdev
->dev
,
682 " tx_discards = \t%lld \ttx_errors = \t\t%lld\n",
683 estats
->tx_discards
, estats
->tx_errors
);
687 * i40e_dbg_dump_veb_seid - handles dump stats of a single given veb
688 * @pf: the i40e_pf created in command write
689 * @seid: the seid the user put in
691 static void i40e_dbg_dump_veb_seid(struct i40e_pf
*pf
, int seid
)
693 struct i40e_veb
*veb
;
695 veb
= i40e_dbg_find_veb(pf
, seid
);
697 dev_info(&pf
->pdev
->dev
, "can't find veb %d\n", seid
);
700 dev_info(&pf
->pdev
->dev
,
701 "veb idx=%d,%d stats_ic=%d seid=%d uplink=%d mode=%s\n",
702 veb
->idx
, veb
->veb_idx
, veb
->stats_idx
, veb
->seid
,
704 veb
->bridge_mode
== BRIDGE_MODE_VEPA
? "VEPA" : "VEB");
705 i40e_dbg_dump_eth_stats(pf
, &veb
->stats
);
709 * i40e_dbg_dump_veb_all - dumps all known veb's stats
710 * @pf: the i40e_pf created in command write
712 static void i40e_dbg_dump_veb_all(struct i40e_pf
*pf
)
714 struct i40e_veb
*veb
;
717 for (i
= 0; i
< I40E_MAX_VEB
; i
++) {
720 i40e_dbg_dump_veb_seid(pf
, veb
->seid
);
724 #define I40E_MAX_DEBUG_OUT_BUFFER (4096*4)
726 * i40e_dbg_command_write - write into command datum
727 * @filp: the opened file
728 * @buffer: where to find the user's data
729 * @count: the length of the user's data
730 * @ppos: file position offset
732 static ssize_t
i40e_dbg_command_write(struct file
*filp
,
733 const char __user
*buffer
,
734 size_t count
, loff_t
*ppos
)
736 struct i40e_pf
*pf
= filp
->private_data
;
737 char *cmd_buf
, *cmd_buf_tmp
;
738 int bytes_not_copied
;
739 struct i40e_vsi
*vsi
;
744 /* don't allow partial writes */
748 cmd_buf
= kzalloc(count
+ 1, GFP_KERNEL
);
751 bytes_not_copied
= copy_from_user(cmd_buf
, buffer
, count
);
752 if (bytes_not_copied
) {
756 cmd_buf
[count
] = '\0';
758 cmd_buf_tmp
= strchr(cmd_buf
, '\n');
761 count
= cmd_buf_tmp
- cmd_buf
+ 1;
764 if (strncmp(cmd_buf
, "add vsi", 7) == 0) {
766 cnt
= sscanf(&cmd_buf
[7], "%i", &vsi_seid
);
768 /* default to PF VSI */
769 vsi_seid
= pf
->vsi
[pf
->lan_vsi
]->seid
;
770 } else if (vsi_seid
< 0) {
771 dev_info(&pf
->pdev
->dev
, "add VSI %d: bad vsi seid\n",
773 goto command_write_done
;
776 /* By default we are in VEPA mode, if this is the first VF/VMDq
777 * VSI to be added switch to VEB mode.
779 if (!(pf
->flags
& I40E_FLAG_VEB_MODE_ENABLED
)) {
780 pf
->flags
|= I40E_FLAG_VEB_MODE_ENABLED
;
781 i40e_do_reset_safe(pf
,
782 BIT_ULL(__I40E_PF_RESET_REQUESTED
));
785 vsi
= i40e_vsi_setup(pf
, I40E_VSI_VMDQ2
, vsi_seid
, 0);
787 dev_info(&pf
->pdev
->dev
, "added VSI %d to relay %d\n",
788 vsi
->seid
, vsi
->uplink_seid
);
790 dev_info(&pf
->pdev
->dev
, "'%s' failed\n", cmd_buf
);
792 } else if (strncmp(cmd_buf
, "del vsi", 7) == 0) {
793 cnt
= sscanf(&cmd_buf
[7], "%i", &vsi_seid
);
795 dev_info(&pf
->pdev
->dev
,
796 "del vsi: bad command string, cnt=%d\n",
798 goto command_write_done
;
800 vsi
= i40e_dbg_find_vsi(pf
, vsi_seid
);
802 dev_info(&pf
->pdev
->dev
, "del VSI %d: seid not found\n",
804 goto command_write_done
;
807 dev_info(&pf
->pdev
->dev
, "deleting VSI %d\n", vsi_seid
);
808 i40e_vsi_release(vsi
);
810 } else if (strncmp(cmd_buf
, "add relay", 9) == 0) {
811 struct i40e_veb
*veb
;
814 cnt
= sscanf(&cmd_buf
[9], "%i %i", &uplink_seid
, &vsi_seid
);
816 dev_info(&pf
->pdev
->dev
,
817 "add relay: bad command string, cnt=%d\n",
819 goto command_write_done
;
820 } else if (uplink_seid
< 0) {
821 dev_info(&pf
->pdev
->dev
,
822 "add relay %d: bad uplink seid\n",
824 goto command_write_done
;
827 vsi
= i40e_dbg_find_vsi(pf
, vsi_seid
);
829 dev_info(&pf
->pdev
->dev
,
830 "add relay: VSI %d not found\n", vsi_seid
);
831 goto command_write_done
;
834 for (i
= 0; i
< I40E_MAX_VEB
; i
++)
835 if (pf
->veb
[i
] && pf
->veb
[i
]->seid
== uplink_seid
)
837 if (i
>= I40E_MAX_VEB
&& uplink_seid
!= 0 &&
838 uplink_seid
!= pf
->mac_seid
) {
839 dev_info(&pf
->pdev
->dev
,
840 "add relay: relay uplink %d not found\n",
842 goto command_write_done
;
845 veb
= i40e_veb_setup(pf
, 0, uplink_seid
, vsi_seid
,
846 vsi
->tc_config
.enabled_tc
);
848 dev_info(&pf
->pdev
->dev
, "added relay %d\n", veb
->seid
);
850 dev_info(&pf
->pdev
->dev
, "add relay failed\n");
852 } else if (strncmp(cmd_buf
, "del relay", 9) == 0) {
854 cnt
= sscanf(&cmd_buf
[9], "%i", &veb_seid
);
856 dev_info(&pf
->pdev
->dev
,
857 "del relay: bad command string, cnt=%d\n",
859 goto command_write_done
;
860 } else if (veb_seid
< 0) {
861 dev_info(&pf
->pdev
->dev
,
862 "del relay %d: bad relay seid\n", veb_seid
);
863 goto command_write_done
;
867 for (i
= 0; i
< I40E_MAX_VEB
; i
++)
868 if (pf
->veb
[i
] && pf
->veb
[i
]->seid
== veb_seid
)
870 if (i
>= I40E_MAX_VEB
) {
871 dev_info(&pf
->pdev
->dev
,
872 "del relay: relay %d not found\n", veb_seid
);
873 goto command_write_done
;
876 dev_info(&pf
->pdev
->dev
, "deleting relay %d\n", veb_seid
);
877 i40e_veb_release(pf
->veb
[i
]);
879 } else if (strncmp(cmd_buf
, "add macaddr", 11) == 0) {
880 struct i40e_mac_filter
*f
;
885 cnt
= sscanf(&cmd_buf
[11],
886 "%i %hhx:%hhx:%hhx:%hhx:%hhx:%hhx %i",
888 &ma
[0], &ma
[1], &ma
[2], &ma
[3], &ma
[4], &ma
[5],
892 } else if (cnt
!= 8) {
893 dev_info(&pf
->pdev
->dev
,
894 "add macaddr: bad command string, cnt=%d\n",
896 goto command_write_done
;
899 vsi
= i40e_dbg_find_vsi(pf
, vsi_seid
);
901 dev_info(&pf
->pdev
->dev
,
902 "add macaddr: VSI %d not found\n", vsi_seid
);
903 goto command_write_done
;
906 spin_lock_bh(&vsi
->mac_filter_list_lock
);
907 f
= i40e_add_filter(vsi
, ma
, vlan
, false, false);
908 spin_unlock_bh(&vsi
->mac_filter_list_lock
);
909 ret
= i40e_sync_vsi_filters(vsi
);
911 dev_info(&pf
->pdev
->dev
,
912 "add macaddr: %pM vlan=%d added to VSI %d\n",
915 dev_info(&pf
->pdev
->dev
,
916 "add macaddr: %pM vlan=%d to VSI %d failed, f=%p ret=%d\n",
917 ma
, vlan
, vsi_seid
, f
, ret
);
919 } else if (strncmp(cmd_buf
, "del macaddr", 11) == 0) {
924 cnt
= sscanf(&cmd_buf
[11],
925 "%i %hhx:%hhx:%hhx:%hhx:%hhx:%hhx %i",
927 &ma
[0], &ma
[1], &ma
[2], &ma
[3], &ma
[4], &ma
[5],
931 } else if (cnt
!= 8) {
932 dev_info(&pf
->pdev
->dev
,
933 "del macaddr: bad command string, cnt=%d\n",
935 goto command_write_done
;
938 vsi
= i40e_dbg_find_vsi(pf
, vsi_seid
);
940 dev_info(&pf
->pdev
->dev
,
941 "del macaddr: VSI %d not found\n", vsi_seid
);
942 goto command_write_done
;
945 spin_lock_bh(&vsi
->mac_filter_list_lock
);
946 i40e_del_filter(vsi
, ma
, vlan
, false, false);
947 spin_unlock_bh(&vsi
->mac_filter_list_lock
);
948 ret
= i40e_sync_vsi_filters(vsi
);
950 dev_info(&pf
->pdev
->dev
,
951 "del macaddr: %pM vlan=%d removed from VSI %d\n",
954 dev_info(&pf
->pdev
->dev
,
955 "del macaddr: %pM vlan=%d from VSI %d failed, ret=%d\n",
956 ma
, vlan
, vsi_seid
, ret
);
958 } else if (strncmp(cmd_buf
, "add pvid", 8) == 0) {
963 cnt
= sscanf(&cmd_buf
[8], "%i %u", &vsi_seid
, &v
);
965 dev_info(&pf
->pdev
->dev
,
966 "add pvid: bad command string, cnt=%d\n", cnt
);
967 goto command_write_done
;
970 vsi
= i40e_dbg_find_vsi(pf
, vsi_seid
);
972 dev_info(&pf
->pdev
->dev
, "add pvid: VSI %d not found\n",
974 goto command_write_done
;
978 ret
= i40e_vsi_add_pvid(vsi
, vid
);
980 dev_info(&pf
->pdev
->dev
,
981 "add pvid: %d added to VSI %d\n",
984 dev_info(&pf
->pdev
->dev
,
985 "add pvid: %d to VSI %d failed, ret=%d\n",
988 } else if (strncmp(cmd_buf
, "del pvid", 8) == 0) {
990 cnt
= sscanf(&cmd_buf
[8], "%i", &vsi_seid
);
992 dev_info(&pf
->pdev
->dev
,
993 "del pvid: bad command string, cnt=%d\n",
995 goto command_write_done
;
998 vsi
= i40e_dbg_find_vsi(pf
, vsi_seid
);
1000 dev_info(&pf
->pdev
->dev
,
1001 "del pvid: VSI %d not found\n", vsi_seid
);
1002 goto command_write_done
;
1005 i40e_vsi_remove_pvid(vsi
);
1006 dev_info(&pf
->pdev
->dev
,
1007 "del pvid: removed from VSI %d\n", vsi_seid
);
1009 } else if (strncmp(cmd_buf
, "dump", 4) == 0) {
1010 if (strncmp(&cmd_buf
[5], "switch", 6) == 0) {
1011 i40e_fetch_switch_configuration(pf
, true);
1012 } else if (strncmp(&cmd_buf
[5], "vsi", 3) == 0) {
1013 cnt
= sscanf(&cmd_buf
[8], "%i", &vsi_seid
);
1015 i40e_dbg_dump_vsi_seid(pf
, vsi_seid
);
1017 i40e_dbg_dump_vsi_no_seid(pf
);
1018 } else if (strncmp(&cmd_buf
[5], "veb", 3) == 0) {
1019 cnt
= sscanf(&cmd_buf
[8], "%i", &vsi_seid
);
1021 i40e_dbg_dump_veb_seid(pf
, vsi_seid
);
1023 i40e_dbg_dump_veb_all(pf
);
1024 } else if (strncmp(&cmd_buf
[5], "desc", 4) == 0) {
1025 int ring_id
, desc_n
;
1026 if (strncmp(&cmd_buf
[10], "rx", 2) == 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
,
1031 } else if (strncmp(&cmd_buf
[10], "tx", 2)
1033 cnt
= sscanf(&cmd_buf
[12], "%i %i %i",
1034 &vsi_seid
, &ring_id
, &desc_n
);
1035 i40e_dbg_dump_desc(cnt
, vsi_seid
, ring_id
,
1037 } else if (strncmp(&cmd_buf
[10], "aq", 2) == 0) {
1038 i40e_dbg_dump_aq_desc(pf
);
1040 dev_info(&pf
->pdev
->dev
,
1041 "dump desc tx <vsi_seid> <ring_id> [<desc_n>]\n");
1042 dev_info(&pf
->pdev
->dev
,
1043 "dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n");
1044 dev_info(&pf
->pdev
->dev
, "dump desc aq\n");
1046 } else if (strncmp(&cmd_buf
[5], "reset stats", 11) == 0) {
1047 dev_info(&pf
->pdev
->dev
,
1048 "core reset count: %d\n", pf
->corer_count
);
1049 dev_info(&pf
->pdev
->dev
,
1050 "global reset count: %d\n", pf
->globr_count
);
1051 dev_info(&pf
->pdev
->dev
,
1052 "emp reset count: %d\n", pf
->empr_count
);
1053 dev_info(&pf
->pdev
->dev
,
1054 "pf reset count: %d\n", pf
->pfr_count
);
1055 dev_info(&pf
->pdev
->dev
,
1056 "pf tx sluggish count: %d\n",
1057 pf
->tx_sluggish_count
);
1058 } else if (strncmp(&cmd_buf
[5], "port", 4) == 0) {
1059 struct i40e_aqc_query_port_ets_config_resp
*bw_data
;
1060 struct i40e_dcbx_config
*cfg
=
1061 &pf
->hw
.local_dcbx_config
;
1062 struct i40e_dcbx_config
*r_cfg
=
1063 &pf
->hw
.remote_dcbx_config
;
1066 bw_data
= kzalloc(sizeof(
1067 struct i40e_aqc_query_port_ets_config_resp
),
1071 goto command_write_done
;
1074 ret
= i40e_aq_query_port_ets_config(&pf
->hw
,
1078 dev_info(&pf
->pdev
->dev
,
1079 "Query Port ETS Config AQ command failed =0x%x\n",
1080 pf
->hw
.aq
.asq_last_status
);
1083 goto command_write_done
;
1085 dev_info(&pf
->pdev
->dev
,
1086 "port bw: tc_valid=0x%x tc_strict_prio=0x%x, tc_bw_max=0x%04x,0x%04x\n",
1087 bw_data
->tc_valid_bits
,
1088 bw_data
->tc_strict_priority_bits
,
1089 le16_to_cpu(bw_data
->tc_bw_max
[0]),
1090 le16_to_cpu(bw_data
->tc_bw_max
[1]));
1091 for (i
= 0; i
< I40E_MAX_TRAFFIC_CLASS
; i
++) {
1092 dev_info(&pf
->pdev
->dev
, "port bw: tc_bw_share=%d tc_bw_limit=%d\n",
1093 bw_data
->tc_bw_share_credits
[i
],
1094 le16_to_cpu(bw_data
->tc_bw_limits
[i
]));
1100 dev_info(&pf
->pdev
->dev
,
1101 "port dcbx_mode=%d\n", cfg
->dcbx_mode
);
1102 dev_info(&pf
->pdev
->dev
,
1103 "port ets_cfg: willing=%d cbs=%d, maxtcs=%d\n",
1104 cfg
->etscfg
.willing
, cfg
->etscfg
.cbs
,
1105 cfg
->etscfg
.maxtcs
);
1106 for (i
= 0; i
< I40E_MAX_TRAFFIC_CLASS
; i
++) {
1107 dev_info(&pf
->pdev
->dev
, "port ets_cfg: %d prio_tc=%d tcbw=%d tctsa=%d\n",
1108 i
, cfg
->etscfg
.prioritytable
[i
],
1109 cfg
->etscfg
.tcbwtable
[i
],
1110 cfg
->etscfg
.tsatable
[i
]);
1112 for (i
= 0; i
< I40E_MAX_TRAFFIC_CLASS
; i
++) {
1113 dev_info(&pf
->pdev
->dev
, "port ets_rec: %d prio_tc=%d tcbw=%d tctsa=%d\n",
1114 i
, cfg
->etsrec
.prioritytable
[i
],
1115 cfg
->etsrec
.tcbwtable
[i
],
1116 cfg
->etsrec
.tsatable
[i
]);
1118 dev_info(&pf
->pdev
->dev
,
1119 "port pfc_cfg: willing=%d mbc=%d, pfccap=%d pfcenable=0x%x\n",
1120 cfg
->pfc
.willing
, cfg
->pfc
.mbc
,
1121 cfg
->pfc
.pfccap
, cfg
->pfc
.pfcenable
);
1122 dev_info(&pf
->pdev
->dev
,
1123 "port app_table: num_apps=%d\n", cfg
->numapps
);
1124 for (i
= 0; i
< cfg
->numapps
; i
++) {
1125 dev_info(&pf
->pdev
->dev
, "port app_table: %d prio=%d selector=%d protocol=0x%x\n",
1126 i
, cfg
->app
[i
].priority
,
1127 cfg
->app
[i
].selector
,
1128 cfg
->app
[i
].protocolid
);
1130 /* Peer TLV DCBX data */
1131 dev_info(&pf
->pdev
->dev
,
1132 "remote port ets_cfg: willing=%d cbs=%d, maxtcs=%d\n",
1133 r_cfg
->etscfg
.willing
,
1134 r_cfg
->etscfg
.cbs
, r_cfg
->etscfg
.maxtcs
);
1135 for (i
= 0; i
< I40E_MAX_TRAFFIC_CLASS
; i
++) {
1136 dev_info(&pf
->pdev
->dev
, "remote port ets_cfg: %d prio_tc=%d tcbw=%d tctsa=%d\n",
1137 i
, r_cfg
->etscfg
.prioritytable
[i
],
1138 r_cfg
->etscfg
.tcbwtable
[i
],
1139 r_cfg
->etscfg
.tsatable
[i
]);
1141 for (i
= 0; i
< I40E_MAX_TRAFFIC_CLASS
; i
++) {
1142 dev_info(&pf
->pdev
->dev
, "remote port ets_rec: %d prio_tc=%d tcbw=%d tctsa=%d\n",
1143 i
, r_cfg
->etsrec
.prioritytable
[i
],
1144 r_cfg
->etsrec
.tcbwtable
[i
],
1145 r_cfg
->etsrec
.tsatable
[i
]);
1147 dev_info(&pf
->pdev
->dev
,
1148 "remote port pfc_cfg: willing=%d mbc=%d, pfccap=%d pfcenable=0x%x\n",
1152 r_cfg
->pfc
.pfcenable
);
1153 dev_info(&pf
->pdev
->dev
,
1154 "remote port app_table: num_apps=%d\n",
1156 for (i
= 0; i
< r_cfg
->numapps
; i
++) {
1157 dev_info(&pf
->pdev
->dev
, "remote port app_table: %d prio=%d selector=%d protocol=0x%x\n",
1158 i
, r_cfg
->app
[i
].priority
,
1159 r_cfg
->app
[i
].selector
,
1160 r_cfg
->app
[i
].protocolid
);
1162 } else if (strncmp(&cmd_buf
[5], "debug fwdata", 12) == 0) {
1163 int cluster_id
, table_id
;
1165 u16 buff_len
= 4096;
1171 cnt
= sscanf(&cmd_buf
[18], "%i %i %i",
1172 &cluster_id
, &table_id
, &index
);
1174 dev_info(&pf
->pdev
->dev
,
1175 "dump debug fwdata <cluster_id> <table_id> <index>\n");
1176 goto command_write_done
;
1179 dev_info(&pf
->pdev
->dev
,
1180 "AQ debug dump fwdata params %x %x %x %x\n",
1181 cluster_id
, table_id
, index
, buff_len
);
1182 buff
= kzalloc(buff_len
, GFP_KERNEL
);
1184 goto command_write_done
;
1186 ret
= i40e_aq_debug_dump(&pf
->hw
, cluster_id
, table_id
,
1187 index
, buff_len
, buff
, &rlen
,
1188 &next_table
, &next_index
,
1191 dev_info(&pf
->pdev
->dev
,
1192 "debug dump fwdata AQ Failed %d 0x%x\n",
1193 ret
, pf
->hw
.aq
.asq_last_status
);
1196 goto command_write_done
;
1198 dev_info(&pf
->pdev
->dev
,
1199 "AQ debug dump fwdata rlen=0x%x next_table=0x%x next_index=0x%x\n",
1200 rlen
, next_table
, next_index
);
1201 print_hex_dump(KERN_INFO
, "AQ buffer WB: ",
1202 DUMP_PREFIX_OFFSET
, 16, 1,
1207 dev_info(&pf
->pdev
->dev
,
1208 "dump desc tx <vsi_seid> <ring_id> [<desc_n>], dump desc rx <vsi_seid> <ring_id> [<desc_n>],\n");
1209 dev_info(&pf
->pdev
->dev
, "dump switch\n");
1210 dev_info(&pf
->pdev
->dev
, "dump vsi [seid]\n");
1211 dev_info(&pf
->pdev
->dev
, "dump reset stats\n");
1212 dev_info(&pf
->pdev
->dev
, "dump port\n");
1213 dev_info(&pf
->pdev
->dev
,
1214 "dump debug fwdata <cluster_id> <table_id> <index>\n");
1217 } else if (strncmp(cmd_buf
, "msg_enable", 10) == 0) {
1219 cnt
= sscanf(&cmd_buf
[10], "%i", &level
);
1221 if (I40E_DEBUG_USER
& level
) {
1222 pf
->hw
.debug_mask
= level
;
1223 dev_info(&pf
->pdev
->dev
,
1224 "set hw.debug_mask = 0x%08x\n",
1227 pf
->msg_enable
= level
;
1228 dev_info(&pf
->pdev
->dev
, "set msg_enable = 0x%08x\n",
1231 dev_info(&pf
->pdev
->dev
, "msg_enable = 0x%08x\n",
1234 } else if (strncmp(cmd_buf
, "pfr", 3) == 0) {
1235 dev_info(&pf
->pdev
->dev
, "debugfs: forcing PFR\n");
1236 i40e_do_reset_safe(pf
, BIT(__I40E_PF_RESET_REQUESTED
));
1238 } else if (strncmp(cmd_buf
, "corer", 5) == 0) {
1239 dev_info(&pf
->pdev
->dev
, "debugfs: forcing CoreR\n");
1240 i40e_do_reset_safe(pf
, BIT(__I40E_CORE_RESET_REQUESTED
));
1242 } else if (strncmp(cmd_buf
, "globr", 5) == 0) {
1243 dev_info(&pf
->pdev
->dev
, "debugfs: forcing GlobR\n");
1244 i40e_do_reset_safe(pf
, BIT(__I40E_GLOBAL_RESET_REQUESTED
));
1246 } else if (strncmp(cmd_buf
, "empr", 4) == 0) {
1247 dev_info(&pf
->pdev
->dev
, "debugfs: forcing EMPR\n");
1248 i40e_do_reset_safe(pf
, BIT(__I40E_EMP_RESET_REQUESTED
));
1250 } else if (strncmp(cmd_buf
, "read", 4) == 0) {
1254 cnt
= sscanf(&cmd_buf
[4], "%i", &address
);
1256 dev_info(&pf
->pdev
->dev
, "read <reg>\n");
1257 goto command_write_done
;
1260 /* check the range on address */
1261 if (address
> (pf
->ioremap_len
- sizeof(u32
))) {
1262 dev_info(&pf
->pdev
->dev
, "read reg address 0x%08x too large, max=0x%08lx\n",
1263 address
, (unsigned long int)(pf
->ioremap_len
- sizeof(u32
)));
1264 goto command_write_done
;
1267 value
= rd32(&pf
->hw
, address
);
1268 dev_info(&pf
->pdev
->dev
, "read: 0x%08x = 0x%08x\n",
1271 } else if (strncmp(cmd_buf
, "write", 5) == 0) {
1274 cnt
= sscanf(&cmd_buf
[5], "%i %i", &address
, &value
);
1276 dev_info(&pf
->pdev
->dev
, "write <reg> <value>\n");
1277 goto command_write_done
;
1280 /* check the range on address */
1281 if (address
> (pf
->ioremap_len
- sizeof(u32
))) {
1282 dev_info(&pf
->pdev
->dev
, "write reg address 0x%08x too large, max=0x%08lx\n",
1283 address
, (unsigned long int)(pf
->ioremap_len
- sizeof(u32
)));
1284 goto command_write_done
;
1286 wr32(&pf
->hw
, address
, value
);
1287 value
= rd32(&pf
->hw
, address
);
1288 dev_info(&pf
->pdev
->dev
, "write: 0x%08x = 0x%08x\n",
1290 } else if (strncmp(cmd_buf
, "clear_stats", 11) == 0) {
1291 if (strncmp(&cmd_buf
[12], "vsi", 3) == 0) {
1292 cnt
= sscanf(&cmd_buf
[15], "%i", &vsi_seid
);
1296 for (i
= 0; i
< pf
->num_alloc_vsi
; i
++)
1297 i40e_vsi_reset_stats(pf
->vsi
[i
]);
1298 dev_info(&pf
->pdev
->dev
, "vsi clear stats called for all vsi's\n");
1299 } else if (cnt
== 1) {
1300 vsi
= i40e_dbg_find_vsi(pf
, vsi_seid
);
1302 dev_info(&pf
->pdev
->dev
,
1303 "clear_stats vsi: bad vsi %d\n",
1305 goto command_write_done
;
1307 i40e_vsi_reset_stats(vsi
);
1308 dev_info(&pf
->pdev
->dev
,
1309 "vsi clear stats called for vsi %d\n",
1312 dev_info(&pf
->pdev
->dev
, "clear_stats vsi [seid]\n");
1314 } else if (strncmp(&cmd_buf
[12], "port", 4) == 0) {
1315 if (pf
->hw
.partition_id
== 1) {
1316 i40e_pf_reset_stats(pf
);
1317 dev_info(&pf
->pdev
->dev
, "port stats cleared\n");
1319 dev_info(&pf
->pdev
->dev
, "clear port stats not allowed on this port partition\n");
1322 dev_info(&pf
->pdev
->dev
, "clear_stats vsi [seid] or clear_stats port\n");
1324 } else if (strncmp(cmd_buf
, "send aq_cmd", 11) == 0) {
1325 struct i40e_aq_desc
*desc
;
1328 desc
= kzalloc(sizeof(struct i40e_aq_desc
), GFP_KERNEL
);
1330 goto command_write_done
;
1331 cnt
= sscanf(&cmd_buf
[11],
1332 "%hi %hi %hi %hi %i %i %i %i %i %i",
1334 &desc
->opcode
, &desc
->datalen
, &desc
->retval
,
1335 &desc
->cookie_high
, &desc
->cookie_low
,
1336 &desc
->params
.internal
.param0
,
1337 &desc
->params
.internal
.param1
,
1338 &desc
->params
.internal
.param2
,
1339 &desc
->params
.internal
.param3
);
1341 dev_info(&pf
->pdev
->dev
,
1342 "send aq_cmd: bad command string, cnt=%d\n",
1346 goto command_write_done
;
1348 ret
= i40e_asq_send_command(&pf
->hw
, desc
, NULL
, 0, NULL
);
1350 dev_info(&pf
->pdev
->dev
, "AQ command sent Status : Success\n");
1351 } else if (ret
== I40E_ERR_ADMIN_QUEUE_ERROR
) {
1352 dev_info(&pf
->pdev
->dev
,
1353 "AQ command send failed Opcode %x AQ Error: %d\n",
1354 desc
->opcode
, pf
->hw
.aq
.asq_last_status
);
1356 dev_info(&pf
->pdev
->dev
,
1357 "AQ command send failed Opcode %x Status: %d\n",
1360 dev_info(&pf
->pdev
->dev
,
1361 "AQ desc WB 0x%04x 0x%04x 0x%04x 0x%04x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n",
1362 desc
->flags
, desc
->opcode
, desc
->datalen
, desc
->retval
,
1363 desc
->cookie_high
, desc
->cookie_low
,
1364 desc
->params
.internal
.param0
,
1365 desc
->params
.internal
.param1
,
1366 desc
->params
.internal
.param2
,
1367 desc
->params
.internal
.param3
);
1370 } else if (strncmp(cmd_buf
, "send indirect aq_cmd", 20) == 0) {
1371 struct i40e_aq_desc
*desc
;
1376 desc
= kzalloc(sizeof(struct i40e_aq_desc
), GFP_KERNEL
);
1378 goto command_write_done
;
1379 cnt
= sscanf(&cmd_buf
[20],
1380 "%hi %hi %hi %hi %i %i %i %i %i %i %hi",
1382 &desc
->opcode
, &desc
->datalen
, &desc
->retval
,
1383 &desc
->cookie_high
, &desc
->cookie_low
,
1384 &desc
->params
.internal
.param0
,
1385 &desc
->params
.internal
.param1
,
1386 &desc
->params
.internal
.param2
,
1387 &desc
->params
.internal
.param3
,
1390 dev_info(&pf
->pdev
->dev
,
1391 "send indirect aq_cmd: bad command string, cnt=%d\n",
1395 goto command_write_done
;
1397 /* Just stub a buffer big enough in case user messed up */
1398 if (buffer_len
== 0)
1401 buff
= kzalloc(buffer_len
, GFP_KERNEL
);
1405 goto command_write_done
;
1407 desc
->flags
|= cpu_to_le16((u16
)I40E_AQ_FLAG_BUF
);
1408 ret
= i40e_asq_send_command(&pf
->hw
, desc
, buff
,
1411 dev_info(&pf
->pdev
->dev
, "AQ command sent Status : Success\n");
1412 } else if (ret
== I40E_ERR_ADMIN_QUEUE_ERROR
) {
1413 dev_info(&pf
->pdev
->dev
,
1414 "AQ command send failed Opcode %x AQ Error: %d\n",
1415 desc
->opcode
, pf
->hw
.aq
.asq_last_status
);
1417 dev_info(&pf
->pdev
->dev
,
1418 "AQ command send failed Opcode %x Status: %d\n",
1421 dev_info(&pf
->pdev
->dev
,
1422 "AQ desc WB 0x%04x 0x%04x 0x%04x 0x%04x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n",
1423 desc
->flags
, desc
->opcode
, desc
->datalen
, desc
->retval
,
1424 desc
->cookie_high
, desc
->cookie_low
,
1425 desc
->params
.internal
.param0
,
1426 desc
->params
.internal
.param1
,
1427 desc
->params
.internal
.param2
,
1428 desc
->params
.internal
.param3
);
1429 print_hex_dump(KERN_INFO
, "AQ buffer WB: ",
1430 DUMP_PREFIX_OFFSET
, 16, 1,
1431 buff
, buffer_len
, true);
1436 } else if ((strncmp(cmd_buf
, "add fd_filter", 13) == 0) ||
1437 (strncmp(cmd_buf
, "rem fd_filter", 13) == 0)) {
1438 struct i40e_fdir_filter fd_data
;
1439 u16 packet_len
, i
, j
= 0;
1445 if (!(pf
->flags
& I40E_FLAG_FD_SB_ENABLED
))
1446 goto command_write_done
;
1448 if (strncmp(cmd_buf
, "add", 3) == 0)
1451 if (add
&& (pf
->auto_disable_flags
& I40E_FLAG_FD_SB_ENABLED
))
1452 goto command_write_done
;
1454 asc_packet
= kzalloc(I40E_FDIR_MAX_RAW_PACKET_SIZE
,
1457 goto command_write_done
;
1459 raw_packet
= kzalloc(I40E_FDIR_MAX_RAW_PACKET_SIZE
,
1465 goto command_write_done
;
1468 cnt
= sscanf(&cmd_buf
[13],
1469 "%hx %2hhx %2hhx %hx %2hhx %2hhx %hx %x %hd %511s",
1471 &fd_data
.flex_off
, &fd_data
.pctype
,
1472 &fd_data
.dest_vsi
, &fd_data
.dest_ctl
,
1473 &fd_data
.fd_status
, &fd_data
.cnt_index
,
1474 &fd_data
.fd_id
, &packet_len
, asc_packet
);
1476 dev_info(&pf
->pdev
->dev
,
1477 "program fd_filter: bad command string, cnt=%d\n",
1482 goto command_write_done
;
1485 /* fix packet length if user entered 0 */
1486 if (packet_len
== 0)
1487 packet_len
= I40E_FDIR_MAX_RAW_PACKET_SIZE
;
1489 /* make sure to check the max as well */
1490 packet_len
= min_t(u16
,
1491 packet_len
, I40E_FDIR_MAX_RAW_PACKET_SIZE
);
1493 for (i
= 0; i
< packet_len
; i
++) {
1494 cnt
= sscanf(&asc_packet
[j
], "%2hhx ", &raw_packet
[i
]);
1499 dev_info(&pf
->pdev
->dev
, "FD raw packet dump\n");
1500 print_hex_dump(KERN_INFO
, "FD raw packet: ",
1501 DUMP_PREFIX_OFFSET
, 16, 1,
1502 raw_packet
, packet_len
, true);
1503 ret
= i40e_program_fdir_filter(&fd_data
, raw_packet
, pf
, add
);
1505 dev_info(&pf
->pdev
->dev
, "Filter command send Status : Success\n");
1507 dev_info(&pf
->pdev
->dev
,
1508 "Filter command send failed %d\n", ret
);
1514 } else if (strncmp(cmd_buf
, "fd current cnt", 14) == 0) {
1515 dev_info(&pf
->pdev
->dev
, "FD current total filter count for this interface: %d\n",
1516 i40e_get_current_fd_count(pf
));
1517 } else if (strncmp(cmd_buf
, "lldp", 4) == 0) {
1518 if (strncmp(&cmd_buf
[5], "stop", 4) == 0) {
1521 ret
= i40e_aq_stop_lldp(&pf
->hw
, false, NULL
);
1523 dev_info(&pf
->pdev
->dev
,
1524 "Stop LLDP AQ command failed =0x%x\n",
1525 pf
->hw
.aq
.asq_last_status
);
1526 goto command_write_done
;
1528 ret
= i40e_aq_add_rem_control_packet_filter(&pf
->hw
,
1531 pf
->vsi
[pf
->lan_vsi
]->seid
,
1532 0, true, NULL
, NULL
);
1534 dev_info(&pf
->pdev
->dev
,
1535 "%s: Add Control Packet Filter AQ command failed =0x%x\n",
1536 __func__
, pf
->hw
.aq
.asq_last_status
);
1537 goto command_write_done
;
1539 #ifdef CONFIG_I40E_DCB
1540 pf
->dcbx_cap
= DCB_CAP_DCBX_HOST
|
1541 DCB_CAP_DCBX_VER_IEEE
;
1542 #endif /* CONFIG_I40E_DCB */
1543 } else if (strncmp(&cmd_buf
[5], "start", 5) == 0) {
1546 ret
= i40e_aq_add_rem_control_packet_filter(&pf
->hw
,
1549 pf
->vsi
[pf
->lan_vsi
]->seid
,
1550 0, false, NULL
, NULL
);
1552 dev_info(&pf
->pdev
->dev
,
1553 "%s: Remove Control Packet Filter AQ command failed =0x%x\n",
1554 __func__
, pf
->hw
.aq
.asq_last_status
);
1555 /* Continue and start FW LLDP anyways */
1558 ret
= i40e_aq_start_lldp(&pf
->hw
, NULL
);
1560 dev_info(&pf
->pdev
->dev
,
1561 "Start LLDP AQ command failed =0x%x\n",
1562 pf
->hw
.aq
.asq_last_status
);
1563 goto command_write_done
;
1565 #ifdef CONFIG_I40E_DCB
1566 pf
->dcbx_cap
= DCB_CAP_DCBX_LLD_MANAGED
|
1567 DCB_CAP_DCBX_VER_IEEE
;
1568 #endif /* CONFIG_I40E_DCB */
1569 } else if (strncmp(&cmd_buf
[5],
1570 "get local", 9) == 0) {
1575 buff
= kzalloc(I40E_LLDPDU_SIZE
, GFP_KERNEL
);
1577 goto command_write_done
;
1579 ret
= i40e_aq_get_lldp_mib(&pf
->hw
, 0,
1580 I40E_AQ_LLDP_MIB_LOCAL
,
1581 buff
, I40E_LLDPDU_SIZE
,
1582 &llen
, &rlen
, NULL
);
1584 dev_info(&pf
->pdev
->dev
,
1585 "Get LLDP MIB (local) AQ command failed =0x%x\n",
1586 pf
->hw
.aq
.asq_last_status
);
1589 goto command_write_done
;
1591 dev_info(&pf
->pdev
->dev
, "LLDP MIB (local)\n");
1592 print_hex_dump(KERN_INFO
, "LLDP MIB (local): ",
1593 DUMP_PREFIX_OFFSET
, 16, 1,
1594 buff
, I40E_LLDPDU_SIZE
, true);
1597 } else if (strncmp(&cmd_buf
[5], "get remote", 10) == 0) {
1602 buff
= kzalloc(I40E_LLDPDU_SIZE
, GFP_KERNEL
);
1604 goto command_write_done
;
1606 ret
= i40e_aq_get_lldp_mib(&pf
->hw
,
1607 I40E_AQ_LLDP_BRIDGE_TYPE_NEAREST_BRIDGE
,
1608 I40E_AQ_LLDP_MIB_REMOTE
,
1609 buff
, I40E_LLDPDU_SIZE
,
1610 &llen
, &rlen
, NULL
);
1612 dev_info(&pf
->pdev
->dev
,
1613 "Get LLDP MIB (remote) AQ command failed =0x%x\n",
1614 pf
->hw
.aq
.asq_last_status
);
1617 goto command_write_done
;
1619 dev_info(&pf
->pdev
->dev
, "LLDP MIB (remote)\n");
1620 print_hex_dump(KERN_INFO
, "LLDP MIB (remote): ",
1621 DUMP_PREFIX_OFFSET
, 16, 1,
1622 buff
, I40E_LLDPDU_SIZE
, true);
1625 } else if (strncmp(&cmd_buf
[5], "event on", 8) == 0) {
1628 ret
= i40e_aq_cfg_lldp_mib_change_event(&pf
->hw
,
1631 dev_info(&pf
->pdev
->dev
,
1632 "Config LLDP MIB Change Event (on) AQ command failed =0x%x\n",
1633 pf
->hw
.aq
.asq_last_status
);
1634 goto command_write_done
;
1636 } else if (strncmp(&cmd_buf
[5], "event off", 9) == 0) {
1639 ret
= i40e_aq_cfg_lldp_mib_change_event(&pf
->hw
,
1642 dev_info(&pf
->pdev
->dev
,
1643 "Config LLDP MIB Change Event (off) AQ command failed =0x%x\n",
1644 pf
->hw
.aq
.asq_last_status
);
1645 goto command_write_done
;
1648 } else if (strncmp(cmd_buf
, "nvm read", 8) == 0) {
1649 u16 buffer_len
, bytes
;
1655 cnt
= sscanf(&cmd_buf
[8], "%hx %x %hx",
1656 &module
, &offset
, &buffer_len
);
1661 } else if (cnt
== 1) {
1664 } else if (cnt
== 2) {
1666 } else if (cnt
> 3) {
1667 dev_info(&pf
->pdev
->dev
,
1668 "nvm read: bad command string, cnt=%d\n", cnt
);
1669 goto command_write_done
;
1672 /* set the max length */
1673 buffer_len
= min_t(u16
, buffer_len
, I40E_MAX_AQ_BUF_SIZE
/2);
1675 bytes
= 2 * buffer_len
;
1677 /* read at least 1k bytes, no more than 4kB */
1678 bytes
= clamp(bytes
, (u16
)1024, (u16
)I40E_MAX_AQ_BUF_SIZE
);
1679 buff
= kzalloc(bytes
, GFP_KERNEL
);
1681 goto command_write_done
;
1683 ret
= i40e_acquire_nvm(&pf
->hw
, I40E_RESOURCE_READ
);
1685 dev_info(&pf
->pdev
->dev
,
1686 "Failed Acquiring NVM resource for read err=%d status=0x%x\n",
1687 ret
, pf
->hw
.aq
.asq_last_status
);
1689 goto command_write_done
;
1692 ret
= i40e_aq_read_nvm(&pf
->hw
, module
, (2 * offset
),
1693 bytes
, (u8
*)buff
, true, NULL
);
1694 i40e_release_nvm(&pf
->hw
);
1696 dev_info(&pf
->pdev
->dev
,
1697 "Read NVM AQ failed err=%d status=0x%x\n",
1698 ret
, pf
->hw
.aq
.asq_last_status
);
1700 dev_info(&pf
->pdev
->dev
,
1701 "Read NVM module=0x%x offset=0x%x words=%d\n",
1702 module
, offset
, buffer_len
);
1704 print_hex_dump(KERN_INFO
, "NVM Dump: ",
1705 DUMP_PREFIX_OFFSET
, 16, 2,
1711 dev_info(&pf
->pdev
->dev
, "unknown command '%s'\n", cmd_buf
);
1712 dev_info(&pf
->pdev
->dev
, "available commands\n");
1713 dev_info(&pf
->pdev
->dev
, " add vsi [relay_seid]\n");
1714 dev_info(&pf
->pdev
->dev
, " del vsi [vsi_seid]\n");
1715 dev_info(&pf
->pdev
->dev
, " add relay <uplink_seid> <vsi_seid>\n");
1716 dev_info(&pf
->pdev
->dev
, " del relay <relay_seid>\n");
1717 dev_info(&pf
->pdev
->dev
, " add macaddr <vsi_seid> <aa:bb:cc:dd:ee:ff> [vlan]\n");
1718 dev_info(&pf
->pdev
->dev
, " del macaddr <vsi_seid> <aa:bb:cc:dd:ee:ff> [vlan]\n");
1719 dev_info(&pf
->pdev
->dev
, " add pvid <vsi_seid> <vid>\n");
1720 dev_info(&pf
->pdev
->dev
, " del pvid <vsi_seid>\n");
1721 dev_info(&pf
->pdev
->dev
, " dump switch\n");
1722 dev_info(&pf
->pdev
->dev
, " dump vsi [seid]\n");
1723 dev_info(&pf
->pdev
->dev
, " dump desc tx <vsi_seid> <ring_id> [<desc_n>]\n");
1724 dev_info(&pf
->pdev
->dev
, " dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n");
1725 dev_info(&pf
->pdev
->dev
, " dump desc aq\n");
1726 dev_info(&pf
->pdev
->dev
, " dump reset stats\n");
1727 dev_info(&pf
->pdev
->dev
, " dump debug fwdata <cluster_id> <table_id> <index>\n");
1728 dev_info(&pf
->pdev
->dev
, " msg_enable [level]\n");
1729 dev_info(&pf
->pdev
->dev
, " read <reg>\n");
1730 dev_info(&pf
->pdev
->dev
, " write <reg> <value>\n");
1731 dev_info(&pf
->pdev
->dev
, " clear_stats vsi [seid]\n");
1732 dev_info(&pf
->pdev
->dev
, " clear_stats port\n");
1733 dev_info(&pf
->pdev
->dev
, " pfr\n");
1734 dev_info(&pf
->pdev
->dev
, " corer\n");
1735 dev_info(&pf
->pdev
->dev
, " globr\n");
1736 dev_info(&pf
->pdev
->dev
, " send aq_cmd <flags> <opcode> <datalen> <retval> <cookie_h> <cookie_l> <param0> <param1> <param2> <param3>\n");
1737 dev_info(&pf
->pdev
->dev
, " send indirect aq_cmd <flags> <opcode> <datalen> <retval> <cookie_h> <cookie_l> <param0> <param1> <param2> <param3> <buffer_len>\n");
1738 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");
1739 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");
1740 dev_info(&pf
->pdev
->dev
, " fd current cnt");
1741 dev_info(&pf
->pdev
->dev
, " lldp start\n");
1742 dev_info(&pf
->pdev
->dev
, " lldp stop\n");
1743 dev_info(&pf
->pdev
->dev
, " lldp get local\n");
1744 dev_info(&pf
->pdev
->dev
, " lldp get remote\n");
1745 dev_info(&pf
->pdev
->dev
, " lldp event on\n");
1746 dev_info(&pf
->pdev
->dev
, " lldp event off\n");
1747 dev_info(&pf
->pdev
->dev
, " nvm read [module] [word_offset] [word_count]\n");
1756 static const struct file_operations i40e_dbg_command_fops
= {
1757 .owner
= THIS_MODULE
,
1758 .open
= simple_open
,
1759 .read
= i40e_dbg_command_read
,
1760 .write
= i40e_dbg_command_write
,
1763 /**************************************************************
1765 * The netdev_ops entry in debugfs is for giving the driver commands
1766 * to be executed from the netdev operations.
1767 **************************************************************/
1768 static char i40e_dbg_netdev_ops_buf
[256] = "";
1771 * i40e_dbg_netdev_ops - read for netdev_ops datum
1772 * @filp: the opened file
1773 * @buffer: where to write the data for the user to read
1774 * @count: the size of the user's buffer
1775 * @ppos: file position offset
1777 static ssize_t
i40e_dbg_netdev_ops_read(struct file
*filp
, char __user
*buffer
,
1778 size_t count
, loff_t
*ppos
)
1780 struct i40e_pf
*pf
= filp
->private_data
;
1781 int bytes_not_copied
;
1786 /* don't allow partal reads */
1789 if (count
< buf_size
)
1792 buf
= kzalloc(buf_size
, GFP_KERNEL
);
1796 len
= snprintf(buf
, buf_size
, "%s: %s\n",
1797 pf
->vsi
[pf
->lan_vsi
]->netdev
->name
,
1798 i40e_dbg_netdev_ops_buf
);
1800 bytes_not_copied
= copy_to_user(buffer
, buf
, len
);
1803 if (bytes_not_copied
)
1811 * i40e_dbg_netdev_ops_write - write into netdev_ops datum
1812 * @filp: the opened file
1813 * @buffer: where to find the user's data
1814 * @count: the length of the user's data
1815 * @ppos: file position offset
1817 static ssize_t
i40e_dbg_netdev_ops_write(struct file
*filp
,
1818 const char __user
*buffer
,
1819 size_t count
, loff_t
*ppos
)
1821 struct i40e_pf
*pf
= filp
->private_data
;
1822 int bytes_not_copied
;
1823 struct i40e_vsi
*vsi
;
1828 /* don't allow partial writes */
1831 if (count
>= sizeof(i40e_dbg_netdev_ops_buf
))
1834 memset(i40e_dbg_netdev_ops_buf
, 0, sizeof(i40e_dbg_netdev_ops_buf
));
1835 bytes_not_copied
= copy_from_user(i40e_dbg_netdev_ops_buf
,
1837 if (bytes_not_copied
)
1839 i40e_dbg_netdev_ops_buf
[count
] = '\0';
1841 buf_tmp
= strchr(i40e_dbg_netdev_ops_buf
, '\n');
1844 count
= buf_tmp
- i40e_dbg_netdev_ops_buf
+ 1;
1847 if (strncmp(i40e_dbg_netdev_ops_buf
, "tx_timeout", 10) == 0) {
1848 cnt
= sscanf(&i40e_dbg_netdev_ops_buf
[11], "%i", &vsi_seid
);
1850 dev_info(&pf
->pdev
->dev
, "tx_timeout <vsi_seid>\n");
1851 goto netdev_ops_write_done
;
1853 vsi
= i40e_dbg_find_vsi(pf
, vsi_seid
);
1855 dev_info(&pf
->pdev
->dev
,
1856 "tx_timeout: VSI %d not found\n", vsi_seid
);
1857 } else if (!vsi
->netdev
) {
1858 dev_info(&pf
->pdev
->dev
, "tx_timeout: no netdev for VSI %d\n",
1860 } else if (test_bit(__I40E_DOWN
, &vsi
->state
)) {
1861 dev_info(&pf
->pdev
->dev
, "tx_timeout: VSI %d not UP\n",
1863 } else if (rtnl_trylock()) {
1864 vsi
->netdev
->netdev_ops
->ndo_tx_timeout(vsi
->netdev
);
1866 dev_info(&pf
->pdev
->dev
, "tx_timeout called\n");
1868 dev_info(&pf
->pdev
->dev
, "Could not acquire RTNL - please try again\n");
1870 } else if (strncmp(i40e_dbg_netdev_ops_buf
, "change_mtu", 10) == 0) {
1873 cnt
= sscanf(&i40e_dbg_netdev_ops_buf
[11], "%i %i",
1876 dev_info(&pf
->pdev
->dev
, "change_mtu <vsi_seid> <mtu>\n");
1877 goto netdev_ops_write_done
;
1879 vsi
= i40e_dbg_find_vsi(pf
, vsi_seid
);
1881 dev_info(&pf
->pdev
->dev
,
1882 "change_mtu: VSI %d not found\n", vsi_seid
);
1883 } else if (!vsi
->netdev
) {
1884 dev_info(&pf
->pdev
->dev
, "change_mtu: no netdev for VSI %d\n",
1886 } else if (rtnl_trylock()) {
1887 vsi
->netdev
->netdev_ops
->ndo_change_mtu(vsi
->netdev
,
1890 dev_info(&pf
->pdev
->dev
, "change_mtu called\n");
1892 dev_info(&pf
->pdev
->dev
, "Could not acquire RTNL - please try again\n");
1895 } else if (strncmp(i40e_dbg_netdev_ops_buf
, "set_rx_mode", 11) == 0) {
1896 cnt
= sscanf(&i40e_dbg_netdev_ops_buf
[11], "%i", &vsi_seid
);
1898 dev_info(&pf
->pdev
->dev
, "set_rx_mode <vsi_seid>\n");
1899 goto netdev_ops_write_done
;
1901 vsi
= i40e_dbg_find_vsi(pf
, vsi_seid
);
1903 dev_info(&pf
->pdev
->dev
,
1904 "set_rx_mode: VSI %d not found\n", vsi_seid
);
1905 } else if (!vsi
->netdev
) {
1906 dev_info(&pf
->pdev
->dev
, "set_rx_mode: no netdev for VSI %d\n",
1908 } else if (rtnl_trylock()) {
1909 vsi
->netdev
->netdev_ops
->ndo_set_rx_mode(vsi
->netdev
);
1911 dev_info(&pf
->pdev
->dev
, "set_rx_mode called\n");
1913 dev_info(&pf
->pdev
->dev
, "Could not acquire RTNL - please try again\n");
1916 } else if (strncmp(i40e_dbg_netdev_ops_buf
, "napi", 4) == 0) {
1917 cnt
= sscanf(&i40e_dbg_netdev_ops_buf
[4], "%i", &vsi_seid
);
1919 dev_info(&pf
->pdev
->dev
, "napi <vsi_seid>\n");
1920 goto netdev_ops_write_done
;
1922 vsi
= i40e_dbg_find_vsi(pf
, vsi_seid
);
1924 dev_info(&pf
->pdev
->dev
, "napi: VSI %d not found\n",
1926 } else if (!vsi
->netdev
) {
1927 dev_info(&pf
->pdev
->dev
, "napi: no netdev for VSI %d\n",
1930 for (i
= 0; i
< vsi
->num_q_vectors
; i
++)
1931 napi_schedule(&vsi
->q_vectors
[i
]->napi
);
1932 dev_info(&pf
->pdev
->dev
, "napi called\n");
1935 dev_info(&pf
->pdev
->dev
, "unknown command '%s'\n",
1936 i40e_dbg_netdev_ops_buf
);
1937 dev_info(&pf
->pdev
->dev
, "available commands\n");
1938 dev_info(&pf
->pdev
->dev
, " tx_timeout <vsi_seid>\n");
1939 dev_info(&pf
->pdev
->dev
, " change_mtu <vsi_seid> <mtu>\n");
1940 dev_info(&pf
->pdev
->dev
, " set_rx_mode <vsi_seid>\n");
1941 dev_info(&pf
->pdev
->dev
, " napi <vsi_seid>\n");
1943 netdev_ops_write_done
:
1947 static const struct file_operations i40e_dbg_netdev_ops_fops
= {
1948 .owner
= THIS_MODULE
,
1949 .open
= simple_open
,
1950 .read
= i40e_dbg_netdev_ops_read
,
1951 .write
= i40e_dbg_netdev_ops_write
,
1955 * i40e_dbg_pf_init - setup the debugfs directory for the PF
1956 * @pf: the PF that is starting up
1958 void i40e_dbg_pf_init(struct i40e_pf
*pf
)
1960 struct dentry
*pfile
;
1961 const char *name
= pci_name(pf
->pdev
);
1962 const struct device
*dev
= &pf
->pdev
->dev
;
1964 pf
->i40e_dbg_pf
= debugfs_create_dir(name
, i40e_dbg_root
);
1965 if (!pf
->i40e_dbg_pf
)
1968 pfile
= debugfs_create_file("command", 0600, pf
->i40e_dbg_pf
, pf
,
1969 &i40e_dbg_command_fops
);
1973 pfile
= debugfs_create_file("netdev_ops", 0600, pf
->i40e_dbg_pf
, pf
,
1974 &i40e_dbg_netdev_ops_fops
);
1981 dev_info(dev
, "debugfs dir/file for %s failed\n", name
);
1982 debugfs_remove_recursive(pf
->i40e_dbg_pf
);
1986 * i40e_dbg_pf_exit - clear out the PF's debugfs entries
1987 * @pf: the PF that is stopping
1989 void i40e_dbg_pf_exit(struct i40e_pf
*pf
)
1991 debugfs_remove_recursive(pf
->i40e_dbg_pf
);
1992 pf
->i40e_dbg_pf
= NULL
;
1996 * i40e_dbg_init - start up debugfs for the driver
1998 void i40e_dbg_init(void)
2000 i40e_dbg_root
= debugfs_create_dir(i40e_driver_name
, NULL
);
2002 pr_info("init of debugfs failed\n");
2006 * i40e_dbg_exit - clean out the driver's debugfs entries
2008 void i40e_dbg_exit(void)
2010 debugfs_remove_recursive(i40e_dbg_root
);
2011 i40e_dbg_root
= NULL
;
2014 #endif /* CONFIG_DEBUG_FS */