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ae06c70b | 1 | // SPDX-License-Identifier: GPL-2.0 |
02e9c290 JB |
2 | /******************************************************************************* |
3 | * | |
4 | * Intel Ethernet Controller XL710 Family Linux Driver | |
13cb3e9d | 5 | * Copyright(c) 2013 - 2016 Intel Corporation. |
02e9c290 JB |
6 | * |
7 | * This program is free software; you can redistribute it and/or modify it | |
8 | * under the terms and conditions of the GNU General Public License, | |
9 | * version 2, as published by the Free Software Foundation. | |
10 | * | |
11 | * This program is distributed in the hope it will be useful, but WITHOUT | |
12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
14 | * more details. | |
15 | * | |
dc641b73 GR |
16 | * You should have received a copy of the GNU General Public License along |
17 | * with this program. If not, see <http://www.gnu.org/licenses/>. | |
02e9c290 JB |
18 | * |
19 | * The full GNU General Public License is included in this distribution in | |
20 | * the file called "COPYING". | |
21 | * | |
22 | * Contact Information: | |
23 | * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> | |
24 | * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 | |
25 | * | |
26 | ******************************************************************************/ | |
27 | ||
28 | #ifdef CONFIG_DEBUG_FS | |
29 | ||
30 | #include <linux/fs.h> | |
31 | #include <linux/debugfs.h> | |
32 | ||
33 | #include "i40e.h" | |
34 | ||
35 | static struct dentry *i40e_dbg_root; | |
36 | ||
37 | /** | |
38 | * i40e_dbg_find_vsi - searches for the vsi with the given seid | |
b40c82e6 | 39 | * @pf - the PF structure to search for the vsi |
02e9c290 JB |
40 | * @seid - seid of the vsi it is searching for |
41 | **/ | |
42 | static struct i40e_vsi *i40e_dbg_find_vsi(struct i40e_pf *pf, int seid) | |
43 | { | |
44 | int i; | |
45 | ||
46 | if (seid < 0) | |
47 | dev_info(&pf->pdev->dev, "%d: bad seid\n", seid); | |
48 | else | |
505682cd | 49 | for (i = 0; i < pf->num_alloc_vsi; i++) |
02e9c290 JB |
50 | if (pf->vsi[i] && (pf->vsi[i]->seid == seid)) |
51 | return pf->vsi[i]; | |
52 | ||
53 | return NULL; | |
54 | } | |
55 | ||
56 | /** | |
57 | * i40e_dbg_find_veb - searches for the veb with the given seid | |
b40c82e6 | 58 | * @pf - the PF structure to search for the veb |
02e9c290 JB |
59 | * @seid - seid of the veb it is searching for |
60 | **/ | |
61 | static struct i40e_veb *i40e_dbg_find_veb(struct i40e_pf *pf, int seid) | |
62 | { | |
63 | int i; | |
64 | ||
4147e2c5 KP |
65 | for (i = 0; i < I40E_MAX_VEB; i++) |
66 | if (pf->veb[i] && pf->veb[i]->seid == seid) | |
67 | return pf->veb[i]; | |
02e9c290 JB |
68 | return NULL; |
69 | } | |
70 | ||
02e9c290 JB |
71 | /************************************************************** |
72 | * command | |
73 | * The command entry in debugfs is for giving the driver commands | |
74 | * to be executed - these may be for changing the internal switch | |
75 | * setup, adding or removing filters, or other things. Many of | |
76 | * these will be useful for some forms of unit testing. | |
77 | **************************************************************/ | |
d1da3ac0 | 78 | static char i40e_dbg_command_buf[256] = ""; |
02e9c290 JB |
79 | |
80 | /** | |
81 | * i40e_dbg_command_read - read for command datum | |
82 | * @filp: the opened file | |
83 | * @buffer: where to write the data for the user to read | |
84 | * @count: the size of the user's buffer | |
85 | * @ppos: file position offset | |
86 | **/ | |
87 | static ssize_t i40e_dbg_command_read(struct file *filp, char __user *buffer, | |
88 | size_t count, loff_t *ppos) | |
89 | { | |
90 | struct i40e_pf *pf = filp->private_data; | |
91 | int bytes_not_copied; | |
92 | int buf_size = 256; | |
93 | char *buf; | |
94 | int len; | |
95 | ||
96 | /* don't allow partial reads */ | |
97 | if (*ppos != 0) | |
98 | return 0; | |
99 | if (count < buf_size) | |
100 | return -ENOSPC; | |
101 | ||
102 | buf = kzalloc(buf_size, GFP_KERNEL); | |
103 | if (!buf) | |
104 | return -ENOSPC; | |
105 | ||
106 | len = snprintf(buf, buf_size, "%s: %s\n", | |
107 | pf->vsi[pf->lan_vsi]->netdev->name, | |
108 | i40e_dbg_command_buf); | |
109 | ||
110 | bytes_not_copied = copy_to_user(buffer, buf, len); | |
111 | kfree(buf); | |
112 | ||
0286c67e RV |
113 | if (bytes_not_copied) |
114 | return -EFAULT; | |
02e9c290 JB |
115 | |
116 | *ppos = len; | |
117 | return len; | |
118 | } | |
119 | ||
c3c7ea27 MW |
120 | static char *i40e_filter_state_string[] = { |
121 | "INVALID", | |
122 | "NEW", | |
123 | "ACTIVE", | |
124 | "FAILED", | |
125 | "REMOVE", | |
126 | }; | |
127 | ||
02e9c290 | 128 | /** |
e625f71b | 129 | * i40e_dbg_dump_vsi_seid - handles dump vsi seid write into command datum |
02e9c290 JB |
130 | * @pf: the i40e_pf created in command write |
131 | * @seid: the seid the user put in | |
132 | **/ | |
133 | static void i40e_dbg_dump_vsi_seid(struct i40e_pf *pf, int seid) | |
134 | { | |
135 | struct rtnl_link_stats64 *nstat; | |
136 | struct i40e_mac_filter *f; | |
137 | struct i40e_vsi *vsi; | |
278e7d0b | 138 | int i, bkt; |
02e9c290 JB |
139 | |
140 | vsi = i40e_dbg_find_vsi(pf, seid); | |
141 | if (!vsi) { | |
142 | dev_info(&pf->pdev->dev, | |
143 | "dump %d: seid not found\n", seid); | |
144 | return; | |
145 | } | |
146 | dev_info(&pf->pdev->dev, "vsi seid %d\n", seid); | |
de1017f7 SN |
147 | if (vsi->netdev) { |
148 | struct net_device *nd = vsi->netdev; | |
149 | ||
150 | dev_info(&pf->pdev->dev, " netdev: name = %s, state = %lu, flags = 0x%08x\n", | |
151 | nd->name, nd->state, nd->flags); | |
152 | dev_info(&pf->pdev->dev, " features = 0x%08lx\n", | |
153 | (unsigned long int)nd->features); | |
154 | dev_info(&pf->pdev->dev, " hw_features = 0x%08lx\n", | |
155 | (unsigned long int)nd->hw_features); | |
156 | dev_info(&pf->pdev->dev, " vlan_features = 0x%08lx\n", | |
157 | (unsigned long int)nd->vlan_features); | |
158 | } | |
7be78aa4 MW |
159 | dev_info(&pf->pdev->dev, " active_vlans is %s\n", |
160 | vsi->active_vlans ? "<valid>" : "<null>"); | |
02e9c290 | 161 | dev_info(&pf->pdev->dev, |
0da36b97 JK |
162 | " flags = 0x%08lx, netdev_registered = %i, current_netdev_flags = 0x%04x\n", |
163 | vsi->flags, vsi->netdev_registered, vsi->current_netdev_flags); | |
164 | for (i = 0; i < BITS_TO_LONGS(__I40E_VSI_STATE_SIZE__); i++) | |
165 | dev_info(&pf->pdev->dev, | |
166 | " state[%d] = %08lx\n", | |
167 | i, vsi->state[i]); | |
2ddb80c9 | 168 | if (vsi == pf->vsi[pf->lan_vsi]) |
de1017f7 | 169 | dev_info(&pf->pdev->dev, " MAC address: %pM SAN MAC: %pM Port MAC: %pM\n", |
2ddb80c9 SN |
170 | pf->hw.mac.addr, |
171 | pf->hw.mac.san_addr, | |
172 | pf->hw.mac.port_addr); | |
278e7d0b | 173 | hash_for_each(vsi->mac_filter_hash, bkt, f, hlist) { |
02e9c290 | 174 | dev_info(&pf->pdev->dev, |
1bc87e80 JK |
175 | " mac_filter_hash: %pM vid=%d, state %s\n", |
176 | f->macaddr, f->vlan, | |
177 | i40e_filter_state_string[f->state]); | |
02e9c290 | 178 | } |
5951cf94 | 179 | dev_info(&pf->pdev->dev, " active_filters %u, promisc_threshold %u, overflow promisc %s\n", |
c3c7ea27 | 180 | vsi->active_filters, vsi->promisc_threshold, |
0da36b97 | 181 | (test_bit(__I40E_VSI_OVERFLOW_PROMISC, vsi->state) ? |
c3c7ea27 | 182 | "ON" : "OFF")); |
02e9c290 JB |
183 | nstat = i40e_get_vsi_stats_struct(vsi); |
184 | dev_info(&pf->pdev->dev, | |
185 | " net_stats: rx_packets = %lu, rx_bytes = %lu, rx_errors = %lu, rx_dropped = %lu\n", | |
6995b36c JB |
186 | (unsigned long int)nstat->rx_packets, |
187 | (unsigned long int)nstat->rx_bytes, | |
188 | (unsigned long int)nstat->rx_errors, | |
189 | (unsigned long int)nstat->rx_dropped); | |
02e9c290 JB |
190 | dev_info(&pf->pdev->dev, |
191 | " net_stats: tx_packets = %lu, tx_bytes = %lu, tx_errors = %lu, tx_dropped = %lu\n", | |
6995b36c JB |
192 | (unsigned long int)nstat->tx_packets, |
193 | (unsigned long int)nstat->tx_bytes, | |
194 | (unsigned long int)nstat->tx_errors, | |
195 | (unsigned long int)nstat->tx_dropped); | |
02e9c290 JB |
196 | dev_info(&pf->pdev->dev, |
197 | " net_stats: multicast = %lu, collisions = %lu\n", | |
6995b36c JB |
198 | (unsigned long int)nstat->multicast, |
199 | (unsigned long int)nstat->collisions); | |
02e9c290 JB |
200 | dev_info(&pf->pdev->dev, |
201 | " net_stats: rx_length_errors = %lu, rx_over_errors = %lu, rx_crc_errors = %lu\n", | |
6995b36c JB |
202 | (unsigned long int)nstat->rx_length_errors, |
203 | (unsigned long int)nstat->rx_over_errors, | |
204 | (unsigned long int)nstat->rx_crc_errors); | |
02e9c290 JB |
205 | dev_info(&pf->pdev->dev, |
206 | " net_stats: rx_frame_errors = %lu, rx_fifo_errors = %lu, rx_missed_errors = %lu\n", | |
6995b36c JB |
207 | (unsigned long int)nstat->rx_frame_errors, |
208 | (unsigned long int)nstat->rx_fifo_errors, | |
209 | (unsigned long int)nstat->rx_missed_errors); | |
02e9c290 JB |
210 | dev_info(&pf->pdev->dev, |
211 | " net_stats: tx_aborted_errors = %lu, tx_carrier_errors = %lu, tx_fifo_errors = %lu\n", | |
6995b36c JB |
212 | (unsigned long int)nstat->tx_aborted_errors, |
213 | (unsigned long int)nstat->tx_carrier_errors, | |
214 | (unsigned long int)nstat->tx_fifo_errors); | |
02e9c290 JB |
215 | dev_info(&pf->pdev->dev, |
216 | " net_stats: tx_heartbeat_errors = %lu, tx_window_errors = %lu\n", | |
6995b36c JB |
217 | (unsigned long int)nstat->tx_heartbeat_errors, |
218 | (unsigned long int)nstat->tx_window_errors); | |
02e9c290 JB |
219 | dev_info(&pf->pdev->dev, |
220 | " net_stats: rx_compressed = %lu, tx_compressed = %lu\n", | |
6995b36c JB |
221 | (unsigned long int)nstat->rx_compressed, |
222 | (unsigned long int)nstat->tx_compressed); | |
02e9c290 JB |
223 | dev_info(&pf->pdev->dev, |
224 | " net_stats_offsets: rx_packets = %lu, rx_bytes = %lu, rx_errors = %lu, rx_dropped = %lu\n", | |
6995b36c JB |
225 | (unsigned long int)vsi->net_stats_offsets.rx_packets, |
226 | (unsigned long int)vsi->net_stats_offsets.rx_bytes, | |
227 | (unsigned long int)vsi->net_stats_offsets.rx_errors, | |
228 | (unsigned long int)vsi->net_stats_offsets.rx_dropped); | |
02e9c290 JB |
229 | dev_info(&pf->pdev->dev, |
230 | " net_stats_offsets: tx_packets = %lu, tx_bytes = %lu, tx_errors = %lu, tx_dropped = %lu\n", | |
6995b36c JB |
231 | (unsigned long int)vsi->net_stats_offsets.tx_packets, |
232 | (unsigned long int)vsi->net_stats_offsets.tx_bytes, | |
233 | (unsigned long int)vsi->net_stats_offsets.tx_errors, | |
234 | (unsigned long int)vsi->net_stats_offsets.tx_dropped); | |
02e9c290 JB |
235 | dev_info(&pf->pdev->dev, |
236 | " net_stats_offsets: multicast = %lu, collisions = %lu\n", | |
6995b36c JB |
237 | (unsigned long int)vsi->net_stats_offsets.multicast, |
238 | (unsigned long int)vsi->net_stats_offsets.collisions); | |
02e9c290 JB |
239 | dev_info(&pf->pdev->dev, |
240 | " net_stats_offsets: rx_length_errors = %lu, rx_over_errors = %lu, rx_crc_errors = %lu\n", | |
6995b36c JB |
241 | (unsigned long int)vsi->net_stats_offsets.rx_length_errors, |
242 | (unsigned long int)vsi->net_stats_offsets.rx_over_errors, | |
243 | (unsigned long int)vsi->net_stats_offsets.rx_crc_errors); | |
02e9c290 JB |
244 | dev_info(&pf->pdev->dev, |
245 | " net_stats_offsets: rx_frame_errors = %lu, rx_fifo_errors = %lu, rx_missed_errors = %lu\n", | |
6995b36c JB |
246 | (unsigned long int)vsi->net_stats_offsets.rx_frame_errors, |
247 | (unsigned long int)vsi->net_stats_offsets.rx_fifo_errors, | |
248 | (unsigned long int)vsi->net_stats_offsets.rx_missed_errors); | |
02e9c290 JB |
249 | dev_info(&pf->pdev->dev, |
250 | " net_stats_offsets: tx_aborted_errors = %lu, tx_carrier_errors = %lu, tx_fifo_errors = %lu\n", | |
6995b36c JB |
251 | (unsigned long int)vsi->net_stats_offsets.tx_aborted_errors, |
252 | (unsigned long int)vsi->net_stats_offsets.tx_carrier_errors, | |
253 | (unsigned long int)vsi->net_stats_offsets.tx_fifo_errors); | |
02e9c290 JB |
254 | dev_info(&pf->pdev->dev, |
255 | " net_stats_offsets: tx_heartbeat_errors = %lu, tx_window_errors = %lu\n", | |
6995b36c JB |
256 | (unsigned long int)vsi->net_stats_offsets.tx_heartbeat_errors, |
257 | (unsigned long int)vsi->net_stats_offsets.tx_window_errors); | |
02e9c290 JB |
258 | dev_info(&pf->pdev->dev, |
259 | " net_stats_offsets: rx_compressed = %lu, tx_compressed = %lu\n", | |
6995b36c JB |
260 | (unsigned long int)vsi->net_stats_offsets.rx_compressed, |
261 | (unsigned long int)vsi->net_stats_offsets.tx_compressed); | |
02e9c290 JB |
262 | dev_info(&pf->pdev->dev, |
263 | " tx_restart = %d, tx_busy = %d, rx_buf_failed = %d, rx_page_failed = %d\n", | |
264 | vsi->tx_restart, vsi->tx_busy, | |
265 | vsi->rx_buf_failed, vsi->rx_page_failed); | |
9f65e15b AD |
266 | rcu_read_lock(); |
267 | for (i = 0; i < vsi->num_queue_pairs; i++) { | |
6aa7de05 | 268 | struct i40e_ring *rx_ring = READ_ONCE(vsi->rx_rings[i]); |
6995b36c | 269 | |
9f65e15b AD |
270 | if (!rx_ring) |
271 | continue; | |
272 | ||
9f65e15b | 273 | dev_info(&pf->pdev->dev, |
bd6cd4e6 JB |
274 | " rx_rings[%i]: state = %lu, queue_index = %d, reg_idx = %d\n", |
275 | i, *rx_ring->state, | |
9f65e15b AD |
276 | rx_ring->queue_index, |
277 | rx_ring->reg_idx); | |
278 | dev_info(&pf->pdev->dev, | |
1a557afc JB |
279 | " rx_rings[%i]: rx_buf_len = %d\n", |
280 | i, rx_ring->rx_buf_len); | |
9f65e15b | 281 | dev_info(&pf->pdev->dev, |
b32bfa17 JB |
282 | " rx_rings[%i]: next_to_use = %d, next_to_clean = %d, ring_active = %i\n", |
283 | i, | |
9f65e15b AD |
284 | rx_ring->next_to_use, |
285 | rx_ring->next_to_clean, | |
286 | rx_ring->ring_active); | |
287 | dev_info(&pf->pdev->dev, | |
288 | " rx_rings[%i]: rx_stats: packets = %lld, bytes = %lld, non_eop_descs = %lld\n", | |
289 | i, rx_ring->stats.packets, | |
290 | rx_ring->stats.bytes, | |
291 | rx_ring->rx_stats.non_eop_descs); | |
292 | dev_info(&pf->pdev->dev, | |
420136cc | 293 | " rx_rings[%i]: rx_stats: alloc_page_failed = %lld, alloc_buff_failed = %lld\n", |
9f65e15b | 294 | i, |
420136cc MW |
295 | rx_ring->rx_stats.alloc_page_failed, |
296 | rx_ring->rx_stats.alloc_buff_failed); | |
f16704e5 MW |
297 | dev_info(&pf->pdev->dev, |
298 | " rx_rings[%i]: rx_stats: realloc_count = %lld, page_reuse_count = %lld\n", | |
299 | i, | |
300 | rx_ring->rx_stats.realloc_count, | |
301 | rx_ring->rx_stats.page_reuse_count); | |
9f65e15b | 302 | dev_info(&pf->pdev->dev, |
7be78aa4 MW |
303 | " rx_rings[%i]: size = %i\n", |
304 | i, rx_ring->size); | |
a75e8005 | 305 | dev_info(&pf->pdev->dev, |
40588ca6 AD |
306 | " rx_rings[%i]: itr_setting = %d (%s)\n", |
307 | i, rx_ring->itr_setting, | |
308 | ITR_IS_DYNAMIC(rx_ring->itr_setting) ? "dynamic" : "fixed"); | |
02e9c290 | 309 | } |
9f65e15b | 310 | for (i = 0; i < vsi->num_queue_pairs; i++) { |
6aa7de05 | 311 | struct i40e_ring *tx_ring = READ_ONCE(vsi->tx_rings[i]); |
6995b36c | 312 | |
9f65e15b AD |
313 | if (!tx_ring) |
314 | continue; | |
1b60f3c4 | 315 | |
9f65e15b | 316 | dev_info(&pf->pdev->dev, |
bd6cd4e6 JB |
317 | " tx_rings[%i]: state = %lu, queue_index = %d, reg_idx = %d\n", |
318 | i, *tx_ring->state, | |
9f65e15b AD |
319 | tx_ring->queue_index, |
320 | tx_ring->reg_idx); | |
9f65e15b | 321 | dev_info(&pf->pdev->dev, |
4668607a MW |
322 | " tx_rings[%i]: next_to_use = %d, next_to_clean = %d, ring_active = %i\n", |
323 | i, | |
9f65e15b AD |
324 | tx_ring->next_to_use, |
325 | tx_ring->next_to_clean, | |
326 | tx_ring->ring_active); | |
327 | dev_info(&pf->pdev->dev, | |
328 | " tx_rings[%i]: tx_stats: packets = %lld, bytes = %lld, restart_queue = %lld\n", | |
329 | i, tx_ring->stats.packets, | |
330 | tx_ring->stats.bytes, | |
331 | tx_ring->tx_stats.restart_queue); | |
332 | dev_info(&pf->pdev->dev, | |
333 | " tx_rings[%i]: tx_stats: tx_busy = %lld, tx_done_old = %lld\n", | |
334 | i, | |
335 | tx_ring->tx_stats.tx_busy, | |
336 | tx_ring->tx_stats.tx_done_old); | |
337 | dev_info(&pf->pdev->dev, | |
7be78aa4 MW |
338 | " tx_rings[%i]: size = %i\n", |
339 | i, tx_ring->size); | |
9f65e15b AD |
340 | dev_info(&pf->pdev->dev, |
341 | " tx_rings[%i]: DCB tc = %d\n", | |
342 | i, tx_ring->dcb_tc); | |
a75e8005 | 343 | dev_info(&pf->pdev->dev, |
40588ca6 AD |
344 | " tx_rings[%i]: itr_setting = %d (%s)\n", |
345 | i, tx_ring->itr_setting, | |
346 | ITR_IS_DYNAMIC(tx_ring->itr_setting) ? "dynamic" : "fixed"); | |
02e9c290 | 347 | } |
9f65e15b | 348 | rcu_read_unlock(); |
02e9c290 | 349 | dev_info(&pf->pdev->dev, |
a75e8005 KL |
350 | " work_limit = %d\n", |
351 | vsi->work_limit); | |
02e9c290 | 352 | dev_info(&pf->pdev->dev, |
1a557afc | 353 | " max_frame = %d, rx_buf_len = %d dtype = %d\n", |
bec60fc4 | 354 | vsi->max_frame, vsi->rx_buf_len, 0); |
02e9c290 JB |
355 | dev_info(&pf->pdev->dev, |
356 | " num_q_vectors = %i, base_vector = %i\n", | |
357 | vsi->num_q_vectors, vsi->base_vector); | |
358 | dev_info(&pf->pdev->dev, | |
359 | " seid = %d, id = %d, uplink_seid = %d\n", | |
360 | vsi->seid, vsi->id, vsi->uplink_seid); | |
361 | dev_info(&pf->pdev->dev, | |
362 | " base_queue = %d, num_queue_pairs = %d, num_desc = %d\n", | |
363 | vsi->base_queue, vsi->num_queue_pairs, vsi->num_desc); | |
364 | dev_info(&pf->pdev->dev, " type = %i\n", vsi->type); | |
3118025a MW |
365 | if (vsi->type == I40E_VSI_SRIOV) |
366 | dev_info(&pf->pdev->dev, " VF ID = %i\n", vsi->vf_id); | |
02e9c290 JB |
367 | dev_info(&pf->pdev->dev, |
368 | " info: valid_sections = 0x%04x, switch_id = 0x%04x\n", | |
369 | vsi->info.valid_sections, vsi->info.switch_id); | |
370 | dev_info(&pf->pdev->dev, | |
371 | " info: sw_reserved[] = 0x%02x 0x%02x\n", | |
372 | vsi->info.sw_reserved[0], vsi->info.sw_reserved[1]); | |
373 | dev_info(&pf->pdev->dev, | |
374 | " info: sec_flags = 0x%02x, sec_reserved = 0x%02x\n", | |
375 | vsi->info.sec_flags, vsi->info.sec_reserved); | |
376 | dev_info(&pf->pdev->dev, | |
377 | " info: pvid = 0x%04x, fcoe_pvid = 0x%04x, port_vlan_flags = 0x%02x\n", | |
378 | vsi->info.pvid, vsi->info.fcoe_pvid, | |
379 | vsi->info.port_vlan_flags); | |
380 | dev_info(&pf->pdev->dev, | |
381 | " info: pvlan_reserved[] = 0x%02x 0x%02x 0x%02x\n", | |
382 | vsi->info.pvlan_reserved[0], vsi->info.pvlan_reserved[1], | |
383 | vsi->info.pvlan_reserved[2]); | |
384 | dev_info(&pf->pdev->dev, | |
385 | " info: ingress_table = 0x%08x, egress_table = 0x%08x\n", | |
386 | vsi->info.ingress_table, vsi->info.egress_table); | |
387 | dev_info(&pf->pdev->dev, | |
388 | " info: cas_pv_stag = 0x%04x, cas_pv_flags= 0x%02x, cas_pv_reserved = 0x%02x\n", | |
389 | vsi->info.cas_pv_tag, vsi->info.cas_pv_flags, | |
390 | vsi->info.cas_pv_reserved); | |
391 | dev_info(&pf->pdev->dev, | |
392 | " info: queue_mapping[0..7 ] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n", | |
393 | vsi->info.queue_mapping[0], vsi->info.queue_mapping[1], | |
394 | vsi->info.queue_mapping[2], vsi->info.queue_mapping[3], | |
395 | vsi->info.queue_mapping[4], vsi->info.queue_mapping[5], | |
396 | vsi->info.queue_mapping[6], vsi->info.queue_mapping[7]); | |
397 | dev_info(&pf->pdev->dev, | |
398 | " info: queue_mapping[8..15] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n", | |
399 | vsi->info.queue_mapping[8], vsi->info.queue_mapping[9], | |
400 | vsi->info.queue_mapping[10], vsi->info.queue_mapping[11], | |
401 | vsi->info.queue_mapping[12], vsi->info.queue_mapping[13], | |
402 | vsi->info.queue_mapping[14], vsi->info.queue_mapping[15]); | |
403 | dev_info(&pf->pdev->dev, | |
404 | " info: tc_mapping[] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n", | |
405 | vsi->info.tc_mapping[0], vsi->info.tc_mapping[1], | |
406 | vsi->info.tc_mapping[2], vsi->info.tc_mapping[3], | |
407 | vsi->info.tc_mapping[4], vsi->info.tc_mapping[5], | |
408 | vsi->info.tc_mapping[6], vsi->info.tc_mapping[7]); | |
409 | dev_info(&pf->pdev->dev, | |
410 | " info: queueing_opt_flags = 0x%02x queueing_opt_reserved[0..2] = 0x%02x 0x%02x 0x%02x\n", | |
411 | vsi->info.queueing_opt_flags, | |
412 | vsi->info.queueing_opt_reserved[0], | |
413 | vsi->info.queueing_opt_reserved[1], | |
414 | vsi->info.queueing_opt_reserved[2]); | |
415 | dev_info(&pf->pdev->dev, | |
416 | " info: up_enable_bits = 0x%02x\n", | |
417 | vsi->info.up_enable_bits); | |
418 | dev_info(&pf->pdev->dev, | |
419 | " info: sched_reserved = 0x%02x, outer_up_table = 0x%04x\n", | |
420 | vsi->info.sched_reserved, vsi->info.outer_up_table); | |
421 | dev_info(&pf->pdev->dev, | |
422 | " info: cmd_reserved[] = 0x%02x 0x%02x 0x%02x 0x0%02x 0x%02x 0x%02x 0x%02x 0x0%02x\n", | |
423 | vsi->info.cmd_reserved[0], vsi->info.cmd_reserved[1], | |
424 | vsi->info.cmd_reserved[2], vsi->info.cmd_reserved[3], | |
425 | vsi->info.cmd_reserved[4], vsi->info.cmd_reserved[5], | |
426 | vsi->info.cmd_reserved[6], vsi->info.cmd_reserved[7]); | |
427 | dev_info(&pf->pdev->dev, | |
428 | " info: qs_handle[] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n", | |
429 | vsi->info.qs_handle[0], vsi->info.qs_handle[1], | |
430 | vsi->info.qs_handle[2], vsi->info.qs_handle[3], | |
431 | vsi->info.qs_handle[4], vsi->info.qs_handle[5], | |
432 | vsi->info.qs_handle[6], vsi->info.qs_handle[7]); | |
433 | dev_info(&pf->pdev->dev, | |
434 | " info: stat_counter_idx = 0x%04x, sched_id = 0x%04x\n", | |
435 | vsi->info.stat_counter_idx, vsi->info.sched_id); | |
436 | dev_info(&pf->pdev->dev, | |
437 | " 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", | |
438 | vsi->info.resp_reserved[0], vsi->info.resp_reserved[1], | |
439 | vsi->info.resp_reserved[2], vsi->info.resp_reserved[3], | |
440 | vsi->info.resp_reserved[4], vsi->info.resp_reserved[5], | |
441 | vsi->info.resp_reserved[6], vsi->info.resp_reserved[7], | |
442 | vsi->info.resp_reserved[8], vsi->info.resp_reserved[9], | |
443 | vsi->info.resp_reserved[10], vsi->info.resp_reserved[11]); | |
02e9c290 JB |
444 | dev_info(&pf->pdev->dev, " idx = %d\n", vsi->idx); |
445 | dev_info(&pf->pdev->dev, | |
446 | " tc_config: numtc = %d, enabled_tc = 0x%x\n", | |
447 | vsi->tc_config.numtc, vsi->tc_config.enabled_tc); | |
448 | for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { | |
449 | dev_info(&pf->pdev->dev, | |
450 | " tc_config: tc = %d, qoffset = %d, qcount = %d, netdev_tc = %d\n", | |
451 | i, vsi->tc_config.tc_info[i].qoffset, | |
452 | vsi->tc_config.tc_info[i].qcount, | |
453 | vsi->tc_config.tc_info[i].netdev_tc); | |
454 | } | |
455 | dev_info(&pf->pdev->dev, | |
456 | " bw: bw_limit = %d, bw_max_quanta = %d\n", | |
457 | vsi->bw_limit, vsi->bw_max_quanta); | |
458 | for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { | |
459 | dev_info(&pf->pdev->dev, | |
460 | " bw[%d]: ets_share_credits = %d, ets_limit_credits = %d, max_quanta = %d\n", | |
461 | i, vsi->bw_ets_share_credits[i], | |
462 | vsi->bw_ets_limit_credits[i], | |
463 | vsi->bw_ets_max_quanta[i]); | |
464 | } | |
465 | } | |
466 | ||
467 | /** | |
468 | * i40e_dbg_dump_aq_desc - handles dump aq_desc write into command datum | |
469 | * @pf: the i40e_pf created in command write | |
470 | **/ | |
471 | static void i40e_dbg_dump_aq_desc(struct i40e_pf *pf) | |
472 | { | |
473 | struct i40e_adminq_ring *ring; | |
474 | struct i40e_hw *hw = &pf->hw; | |
e625f71b | 475 | char hdr[32]; |
02e9c290 JB |
476 | int i; |
477 | ||
e625f71b SN |
478 | snprintf(hdr, sizeof(hdr), "%s %s: ", |
479 | dev_driver_string(&pf->pdev->dev), | |
480 | dev_name(&pf->pdev->dev)); | |
481 | ||
02e9c290 JB |
482 | /* first the send (command) ring, then the receive (event) ring */ |
483 | dev_info(&pf->pdev->dev, "AdminQ Tx Ring\n"); | |
484 | ring = &(hw->aq.asq); | |
485 | for (i = 0; i < ring->count; i++) { | |
486 | struct i40e_aq_desc *d = I40E_ADMINQ_DESC(*ring, i); | |
6995b36c | 487 | |
02e9c290 JB |
488 | dev_info(&pf->pdev->dev, |
489 | " at[%02d] flags=0x%04x op=0x%04x dlen=0x%04x ret=0x%04x cookie_h=0x%08x cookie_l=0x%08x\n", | |
490 | i, d->flags, d->opcode, d->datalen, d->retval, | |
491 | d->cookie_high, d->cookie_low); | |
e625f71b SN |
492 | print_hex_dump(KERN_INFO, hdr, DUMP_PREFIX_NONE, |
493 | 16, 1, d->params.raw, 16, 0); | |
02e9c290 JB |
494 | } |
495 | ||
496 | dev_info(&pf->pdev->dev, "AdminQ Rx Ring\n"); | |
497 | ring = &(hw->aq.arq); | |
498 | for (i = 0; i < ring->count; i++) { | |
499 | struct i40e_aq_desc *d = I40E_ADMINQ_DESC(*ring, i); | |
6995b36c | 500 | |
02e9c290 JB |
501 | dev_info(&pf->pdev->dev, |
502 | " ar[%02d] flags=0x%04x op=0x%04x dlen=0x%04x ret=0x%04x cookie_h=0x%08x cookie_l=0x%08x\n", | |
503 | i, d->flags, d->opcode, d->datalen, d->retval, | |
504 | d->cookie_high, d->cookie_low); | |
e625f71b SN |
505 | print_hex_dump(KERN_INFO, hdr, DUMP_PREFIX_NONE, |
506 | 16, 1, d->params.raw, 16, 0); | |
02e9c290 JB |
507 | } |
508 | } | |
509 | ||
510 | /** | |
511 | * i40e_dbg_dump_desc - handles dump desc write into command datum | |
512 | * @cnt: number of arguments that the user supplied | |
513 | * @vsi_seid: vsi id entered by user | |
514 | * @ring_id: ring id entered by user | |
515 | * @desc_n: descriptor number entered by user | |
516 | * @pf: the i40e_pf created in command write | |
517 | * @is_rx_ring: true if rx, false if tx | |
518 | **/ | |
519 | static void i40e_dbg_dump_desc(int cnt, int vsi_seid, int ring_id, int desc_n, | |
520 | struct i40e_pf *pf, bool is_rx_ring) | |
521 | { | |
68bf94aa SN |
522 | struct i40e_tx_desc *txd; |
523 | union i40e_rx_desc *rxd; | |
e6c97234 | 524 | struct i40e_ring *ring; |
02e9c290 JB |
525 | struct i40e_vsi *vsi; |
526 | int i; | |
527 | ||
528 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
529 | if (!vsi) { | |
7792fe4f | 530 | dev_info(&pf->pdev->dev, "vsi %d not found\n", vsi_seid); |
02e9c290 JB |
531 | return; |
532 | } | |
533 | if (ring_id >= vsi->num_queue_pairs || ring_id < 0) { | |
534 | dev_info(&pf->pdev->dev, "ring %d not found\n", ring_id); | |
02e9c290 JB |
535 | return; |
536 | } | |
68bf94aa | 537 | if (!vsi->tx_rings || !vsi->tx_rings[0]->desc) { |
29d0790e SN |
538 | dev_info(&pf->pdev->dev, |
539 | "descriptor rings have not been allocated for vsi %d\n", | |
540 | vsi_seid); | |
541 | return; | |
542 | } | |
e6c97234 JP |
543 | |
544 | ring = kmemdup(is_rx_ring | |
545 | ? vsi->rx_rings[ring_id] : vsi->tx_rings[ring_id], | |
546 | sizeof(*ring), GFP_KERNEL); | |
547 | if (!ring) | |
548 | return; | |
549 | ||
02e9c290 JB |
550 | if (cnt == 2) { |
551 | dev_info(&pf->pdev->dev, "vsi = %02i %s ring = %02i\n", | |
552 | vsi_seid, is_rx_ring ? "rx" : "tx", ring_id); | |
e6c97234 | 553 | for (i = 0; i < ring->count; i++) { |
68bf94aa | 554 | if (!is_rx_ring) { |
e6c97234 | 555 | txd = I40E_TX_DESC(ring, i); |
02e9c290 | 556 | dev_info(&pf->pdev->dev, |
13cb3e9d | 557 | " d[%03x] = 0x%016llx 0x%016llx\n", |
68bf94aa SN |
558 | i, txd->buffer_addr, |
559 | txd->cmd_type_offset_bsz); | |
68bf94aa | 560 | } else { |
e6c97234 | 561 | rxd = I40E_RX_DESC(ring, i); |
02e9c290 | 562 | dev_info(&pf->pdev->dev, |
13cb3e9d | 563 | " d[%03x] = 0x%016llx 0x%016llx 0x%016llx 0x%016llx\n", |
68bf94aa SN |
564 | i, rxd->read.pkt_addr, |
565 | rxd->read.hdr_addr, | |
566 | rxd->read.rsvd1, rxd->read.rsvd2); | |
567 | } | |
02e9c290 JB |
568 | } |
569 | } else if (cnt == 3) { | |
e6c97234 | 570 | if (desc_n >= ring->count || desc_n < 0) { |
02e9c290 JB |
571 | dev_info(&pf->pdev->dev, |
572 | "descriptor %d not found\n", desc_n); | |
e3fe44c7 | 573 | goto out; |
02e9c290 | 574 | } |
68bf94aa | 575 | if (!is_rx_ring) { |
e6c97234 | 576 | txd = I40E_TX_DESC(ring, desc_n); |
02e9c290 | 577 | dev_info(&pf->pdev->dev, |
13cb3e9d | 578 | "vsi = %02i tx ring = %02i d[%03x] = 0x%016llx 0x%016llx\n", |
68bf94aa SN |
579 | vsi_seid, ring_id, desc_n, |
580 | txd->buffer_addr, txd->cmd_type_offset_bsz); | |
68bf94aa | 581 | } else { |
e6c97234 | 582 | rxd = I40E_RX_DESC(ring, desc_n); |
02e9c290 | 583 | dev_info(&pf->pdev->dev, |
13cb3e9d | 584 | "vsi = %02i rx ring = %02i d[%03x] = 0x%016llx 0x%016llx 0x%016llx 0x%016llx\n", |
68bf94aa SN |
585 | vsi_seid, ring_id, desc_n, |
586 | rxd->read.pkt_addr, rxd->read.hdr_addr, | |
587 | rxd->read.rsvd1, rxd->read.rsvd2); | |
588 | } | |
02e9c290 | 589 | } else { |
7792fe4f | 590 | dev_info(&pf->pdev->dev, "dump desc rx/tx <vsi_seid> <ring_id> [<desc_n>]\n"); |
02e9c290 | 591 | } |
e3fe44c7 JP |
592 | |
593 | out: | |
e6c97234 | 594 | kfree(ring); |
02e9c290 JB |
595 | } |
596 | ||
597 | /** | |
598 | * i40e_dbg_dump_vsi_no_seid - handles dump vsi write into command datum | |
599 | * @pf: the i40e_pf created in command write | |
600 | **/ | |
601 | static void i40e_dbg_dump_vsi_no_seid(struct i40e_pf *pf) | |
602 | { | |
603 | int i; | |
604 | ||
505682cd | 605 | for (i = 0; i < pf->num_alloc_vsi; i++) |
02e9c290 JB |
606 | if (pf->vsi[i]) |
607 | dev_info(&pf->pdev->dev, "dump vsi[%d]: %d\n", | |
608 | i, pf->vsi[i]->seid); | |
609 | } | |
610 | ||
611 | /** | |
612 | * i40e_dbg_dump_stats - handles dump stats write into command datum | |
613 | * @pf: the i40e_pf created in command write | |
614 | * @estats: the eth stats structure to be dumped | |
615 | **/ | |
616 | static void i40e_dbg_dump_eth_stats(struct i40e_pf *pf, | |
617 | struct i40e_eth_stats *estats) | |
618 | { | |
619 | dev_info(&pf->pdev->dev, " ethstats:\n"); | |
620 | dev_info(&pf->pdev->dev, | |
621 | " rx_bytes = \t%lld \trx_unicast = \t\t%lld \trx_multicast = \t%lld\n", | |
622 | estats->rx_bytes, estats->rx_unicast, estats->rx_multicast); | |
623 | dev_info(&pf->pdev->dev, | |
03da6f6a SN |
624 | " rx_broadcast = \t%lld \trx_discards = \t\t%lld\n", |
625 | estats->rx_broadcast, estats->rx_discards); | |
02e9c290 | 626 | dev_info(&pf->pdev->dev, |
03da6f6a SN |
627 | " rx_unknown_protocol = \t%lld \ttx_bytes = \t%lld\n", |
628 | estats->rx_unknown_protocol, estats->tx_bytes); | |
02e9c290 JB |
629 | dev_info(&pf->pdev->dev, |
630 | " tx_unicast = \t%lld \ttx_multicast = \t\t%lld \ttx_broadcast = \t%lld\n", | |
631 | estats->tx_unicast, estats->tx_multicast, estats->tx_broadcast); | |
632 | dev_info(&pf->pdev->dev, | |
633 | " tx_discards = \t%lld \ttx_errors = \t\t%lld\n", | |
634 | estats->tx_discards, estats->tx_errors); | |
635 | } | |
636 | ||
02e9c290 JB |
637 | /** |
638 | * i40e_dbg_dump_veb_seid - handles dump stats of a single given veb | |
639 | * @pf: the i40e_pf created in command write | |
640 | * @seid: the seid the user put in | |
641 | **/ | |
642 | static void i40e_dbg_dump_veb_seid(struct i40e_pf *pf, int seid) | |
643 | { | |
644 | struct i40e_veb *veb; | |
645 | ||
02e9c290 JB |
646 | veb = i40e_dbg_find_veb(pf, seid); |
647 | if (!veb) { | |
e625f71b | 648 | dev_info(&pf->pdev->dev, "can't find veb %d\n", seid); |
02e9c290 JB |
649 | return; |
650 | } | |
651 | dev_info(&pf->pdev->dev, | |
51616018 | 652 | "veb idx=%d,%d stats_ic=%d seid=%d uplink=%d mode=%s\n", |
02e9c290 | 653 | veb->idx, veb->veb_idx, veb->stats_idx, veb->seid, |
51616018 NP |
654 | veb->uplink_seid, |
655 | veb->bridge_mode == BRIDGE_MODE_VEPA ? "VEPA" : "VEB"); | |
02e9c290 JB |
656 | i40e_dbg_dump_eth_stats(pf, &veb->stats); |
657 | } | |
658 | ||
659 | /** | |
660 | * i40e_dbg_dump_veb_all - dumps all known veb's stats | |
661 | * @pf: the i40e_pf created in command write | |
662 | **/ | |
663 | static void i40e_dbg_dump_veb_all(struct i40e_pf *pf) | |
664 | { | |
665 | struct i40e_veb *veb; | |
666 | int i; | |
667 | ||
668 | for (i = 0; i < I40E_MAX_VEB; i++) { | |
669 | veb = pf->veb[i]; | |
670 | if (veb) | |
671 | i40e_dbg_dump_veb_seid(pf, veb->seid); | |
672 | } | |
673 | } | |
674 | ||
3118025a MW |
675 | /** |
676 | * i40e_dbg_dump_vf - dump VF info | |
677 | * @pf: the i40e_pf created in command write | |
678 | * @vf_id: the vf_id from the user | |
679 | **/ | |
680 | static void i40e_dbg_dump_vf(struct i40e_pf *pf, int vf_id) | |
681 | { | |
682 | struct i40e_vf *vf; | |
683 | struct i40e_vsi *vsi; | |
684 | ||
685 | if (!pf->num_alloc_vfs) { | |
686 | dev_info(&pf->pdev->dev, "no VFs allocated\n"); | |
687 | } else if ((vf_id >= 0) && (vf_id < pf->num_alloc_vfs)) { | |
688 | vf = &pf->vf[vf_id]; | |
689 | vsi = pf->vsi[vf->lan_vsi_idx]; | |
690 | dev_info(&pf->pdev->dev, "vf %2d: VSI id=%d, seid=%d, qps=%d\n", | |
691 | vf_id, vf->lan_vsi_id, vsi->seid, vf->num_queue_pairs); | |
692 | dev_info(&pf->pdev->dev, " num MDD=%lld, invalid msg=%lld, valid msg=%lld\n", | |
693 | vf->num_mdd_events, | |
694 | vf->num_invalid_msgs, | |
695 | vf->num_valid_msgs); | |
696 | } else { | |
697 | dev_info(&pf->pdev->dev, "invalid VF id %d\n", vf_id); | |
698 | } | |
699 | } | |
700 | ||
701 | /** | |
702 | * i40e_dbg_dump_vf_all - dump VF info for all VFs | |
703 | * @pf: the i40e_pf created in command write | |
704 | **/ | |
705 | static void i40e_dbg_dump_vf_all(struct i40e_pf *pf) | |
706 | { | |
707 | int i; | |
708 | ||
709 | if (!pf->num_alloc_vfs) | |
710 | dev_info(&pf->pdev->dev, "no VFs enabled!\n"); | |
711 | else | |
712 | for (i = 0; i < pf->num_alloc_vfs; i++) | |
713 | i40e_dbg_dump_vf(pf, i); | |
714 | } | |
715 | ||
02e9c290 JB |
716 | #define I40E_MAX_DEBUG_OUT_BUFFER (4096*4) |
717 | /** | |
718 | * i40e_dbg_command_write - write into command datum | |
719 | * @filp: the opened file | |
720 | * @buffer: where to find the user's data | |
721 | * @count: the length of the user's data | |
722 | * @ppos: file position offset | |
723 | **/ | |
724 | static ssize_t i40e_dbg_command_write(struct file *filp, | |
725 | const char __user *buffer, | |
726 | size_t count, loff_t *ppos) | |
727 | { | |
728 | struct i40e_pf *pf = filp->private_data; | |
004173cb | 729 | char *cmd_buf, *cmd_buf_tmp; |
02e9c290 JB |
730 | int bytes_not_copied; |
731 | struct i40e_vsi *vsi; | |
02e9c290 JB |
732 | int vsi_seid; |
733 | int veb_seid; | |
3118025a | 734 | int vf_id; |
02e9c290 JB |
735 | int cnt; |
736 | ||
737 | /* don't allow partial writes */ | |
738 | if (*ppos != 0) | |
739 | return 0; | |
740 | ||
741 | cmd_buf = kzalloc(count + 1, GFP_KERNEL); | |
742 | if (!cmd_buf) | |
743 | return count; | |
744 | bytes_not_copied = copy_from_user(cmd_buf, buffer, count); | |
0286c67e | 745 | if (bytes_not_copied) { |
dda094a3 | 746 | kfree(cmd_buf); |
0286c67e | 747 | return -EFAULT; |
dda094a3 | 748 | } |
02e9c290 JB |
749 | cmd_buf[count] = '\0'; |
750 | ||
004173cb JB |
751 | cmd_buf_tmp = strchr(cmd_buf, '\n'); |
752 | if (cmd_buf_tmp) { | |
753 | *cmd_buf_tmp = '\0'; | |
754 | count = cmd_buf_tmp - cmd_buf + 1; | |
755 | } | |
756 | ||
02e9c290 JB |
757 | if (strncmp(cmd_buf, "add vsi", 7) == 0) { |
758 | vsi_seid = -1; | |
759 | cnt = sscanf(&cmd_buf[7], "%i", &vsi_seid); | |
760 | if (cnt == 0) { | |
761 | /* default to PF VSI */ | |
762 | vsi_seid = pf->vsi[pf->lan_vsi]->seid; | |
763 | } else if (vsi_seid < 0) { | |
764 | dev_info(&pf->pdev->dev, "add VSI %d: bad vsi seid\n", | |
765 | vsi_seid); | |
766 | goto command_write_done; | |
767 | } | |
768 | ||
fc60861e ASJ |
769 | /* By default we are in VEPA mode, if this is the first VF/VMDq |
770 | * VSI to be added switch to VEB mode. | |
771 | */ | |
772 | if (!(pf->flags & I40E_FLAG_VEB_MODE_ENABLED)) { | |
773 | pf->flags |= I40E_FLAG_VEB_MODE_ENABLED; | |
ff424188 | 774 | i40e_do_reset_safe(pf, I40E_PF_RESET_FLAG); |
fc60861e ASJ |
775 | } |
776 | ||
02e9c290 JB |
777 | vsi = i40e_vsi_setup(pf, I40E_VSI_VMDQ2, vsi_seid, 0); |
778 | if (vsi) | |
779 | dev_info(&pf->pdev->dev, "added VSI %d to relay %d\n", | |
780 | vsi->seid, vsi->uplink_seid); | |
781 | else | |
782 | dev_info(&pf->pdev->dev, "'%s' failed\n", cmd_buf); | |
783 | ||
784 | } else if (strncmp(cmd_buf, "del vsi", 7) == 0) { | |
6995b36c JB |
785 | cnt = sscanf(&cmd_buf[7], "%i", &vsi_seid); |
786 | if (cnt != 1) { | |
787 | dev_info(&pf->pdev->dev, | |
788 | "del vsi: bad command string, cnt=%d\n", | |
789 | cnt); | |
790 | goto command_write_done; | |
791 | } | |
02e9c290 JB |
792 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); |
793 | if (!vsi) { | |
794 | dev_info(&pf->pdev->dev, "del VSI %d: seid not found\n", | |
795 | vsi_seid); | |
796 | goto command_write_done; | |
797 | } | |
798 | ||
799 | dev_info(&pf->pdev->dev, "deleting VSI %d\n", vsi_seid); | |
800 | i40e_vsi_release(vsi); | |
801 | ||
802 | } else if (strncmp(cmd_buf, "add relay", 9) == 0) { | |
803 | struct i40e_veb *veb; | |
804 | int uplink_seid, i; | |
805 | ||
806 | cnt = sscanf(&cmd_buf[9], "%i %i", &uplink_seid, &vsi_seid); | |
807 | if (cnt != 2) { | |
808 | dev_info(&pf->pdev->dev, | |
809 | "add relay: bad command string, cnt=%d\n", | |
810 | cnt); | |
811 | goto command_write_done; | |
812 | } else if (uplink_seid < 0) { | |
813 | dev_info(&pf->pdev->dev, | |
814 | "add relay %d: bad uplink seid\n", | |
815 | uplink_seid); | |
816 | goto command_write_done; | |
817 | } | |
818 | ||
819 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
820 | if (!vsi) { | |
821 | dev_info(&pf->pdev->dev, | |
c07019e4 | 822 | "add relay: VSI %d not found\n", vsi_seid); |
02e9c290 JB |
823 | goto command_write_done; |
824 | } | |
825 | ||
826 | for (i = 0; i < I40E_MAX_VEB; i++) | |
827 | if (pf->veb[i] && pf->veb[i]->seid == uplink_seid) | |
828 | break; | |
829 | if (i >= I40E_MAX_VEB && uplink_seid != 0 && | |
830 | uplink_seid != pf->mac_seid) { | |
831 | dev_info(&pf->pdev->dev, | |
832 | "add relay: relay uplink %d not found\n", | |
833 | uplink_seid); | |
834 | goto command_write_done; | |
835 | } | |
836 | ||
837 | veb = i40e_veb_setup(pf, 0, uplink_seid, vsi_seid, | |
838 | vsi->tc_config.enabled_tc); | |
839 | if (veb) | |
840 | dev_info(&pf->pdev->dev, "added relay %d\n", veb->seid); | |
841 | else | |
842 | dev_info(&pf->pdev->dev, "add relay failed\n"); | |
843 | ||
844 | } else if (strncmp(cmd_buf, "del relay", 9) == 0) { | |
845 | int i; | |
846 | cnt = sscanf(&cmd_buf[9], "%i", &veb_seid); | |
847 | if (cnt != 1) { | |
848 | dev_info(&pf->pdev->dev, | |
849 | "del relay: bad command string, cnt=%d\n", | |
850 | cnt); | |
851 | goto command_write_done; | |
852 | } else if (veb_seid < 0) { | |
853 | dev_info(&pf->pdev->dev, | |
854 | "del relay %d: bad relay seid\n", veb_seid); | |
855 | goto command_write_done; | |
856 | } | |
857 | ||
858 | /* find the veb */ | |
859 | for (i = 0; i < I40E_MAX_VEB; i++) | |
860 | if (pf->veb[i] && pf->veb[i]->seid == veb_seid) | |
861 | break; | |
862 | if (i >= I40E_MAX_VEB) { | |
863 | dev_info(&pf->pdev->dev, | |
864 | "del relay: relay %d not found\n", veb_seid); | |
865 | goto command_write_done; | |
866 | } | |
867 | ||
868 | dev_info(&pf->pdev->dev, "deleting relay %d\n", veb_seid); | |
869 | i40e_veb_release(pf->veb[i]); | |
02e9c290 | 870 | } else if (strncmp(cmd_buf, "add pvid", 8) == 0) { |
02e9c290 | 871 | i40e_status ret; |
738a9e9b | 872 | u16 vid; |
efe1ac25 | 873 | unsigned int v; |
02e9c290 JB |
874 | |
875 | cnt = sscanf(&cmd_buf[8], "%i %u", &vsi_seid, &v); | |
876 | if (cnt != 2) { | |
877 | dev_info(&pf->pdev->dev, | |
878 | "add pvid: bad command string, cnt=%d\n", cnt); | |
879 | goto command_write_done; | |
880 | } | |
881 | ||
882 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
883 | if (!vsi) { | |
884 | dev_info(&pf->pdev->dev, "add pvid: VSI %d not found\n", | |
885 | vsi_seid); | |
886 | goto command_write_done; | |
887 | } | |
888 | ||
efe1ac25 | 889 | vid = v; |
02e9c290 JB |
890 | ret = i40e_vsi_add_pvid(vsi, vid); |
891 | if (!ret) | |
892 | dev_info(&pf->pdev->dev, | |
893 | "add pvid: %d added to VSI %d\n", | |
894 | vid, vsi_seid); | |
895 | else | |
896 | dev_info(&pf->pdev->dev, | |
897 | "add pvid: %d to VSI %d failed, ret=%d\n", | |
898 | vid, vsi_seid, ret); | |
899 | ||
900 | } else if (strncmp(cmd_buf, "del pvid", 8) == 0) { | |
901 | ||
902 | cnt = sscanf(&cmd_buf[8], "%i", &vsi_seid); | |
903 | if (cnt != 1) { | |
904 | dev_info(&pf->pdev->dev, | |
905 | "del pvid: bad command string, cnt=%d\n", | |
906 | cnt); | |
907 | goto command_write_done; | |
908 | } | |
909 | ||
910 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
911 | if (!vsi) { | |
912 | dev_info(&pf->pdev->dev, | |
913 | "del pvid: VSI %d not found\n", vsi_seid); | |
914 | goto command_write_done; | |
915 | } | |
916 | ||
917 | i40e_vsi_remove_pvid(vsi); | |
918 | dev_info(&pf->pdev->dev, | |
919 | "del pvid: removed from VSI %d\n", vsi_seid); | |
920 | ||
921 | } else if (strncmp(cmd_buf, "dump", 4) == 0) { | |
922 | if (strncmp(&cmd_buf[5], "switch", 6) == 0) { | |
923 | i40e_fetch_switch_configuration(pf, true); | |
924 | } else if (strncmp(&cmd_buf[5], "vsi", 3) == 0) { | |
925 | cnt = sscanf(&cmd_buf[8], "%i", &vsi_seid); | |
926 | if (cnt > 0) | |
927 | i40e_dbg_dump_vsi_seid(pf, vsi_seid); | |
928 | else | |
929 | i40e_dbg_dump_vsi_no_seid(pf); | |
930 | } else if (strncmp(&cmd_buf[5], "veb", 3) == 0) { | |
931 | cnt = sscanf(&cmd_buf[8], "%i", &vsi_seid); | |
932 | if (cnt > 0) | |
933 | i40e_dbg_dump_veb_seid(pf, vsi_seid); | |
934 | else | |
935 | i40e_dbg_dump_veb_all(pf); | |
3118025a MW |
936 | } else if (strncmp(&cmd_buf[5], "vf", 2) == 0) { |
937 | cnt = sscanf(&cmd_buf[7], "%i", &vf_id); | |
938 | if (cnt > 0) | |
939 | i40e_dbg_dump_vf(pf, vf_id); | |
940 | else | |
941 | i40e_dbg_dump_vf_all(pf); | |
02e9c290 JB |
942 | } else if (strncmp(&cmd_buf[5], "desc", 4) == 0) { |
943 | int ring_id, desc_n; | |
944 | if (strncmp(&cmd_buf[10], "rx", 2) == 0) { | |
945 | cnt = sscanf(&cmd_buf[12], "%i %i %i", | |
946 | &vsi_seid, &ring_id, &desc_n); | |
947 | i40e_dbg_dump_desc(cnt, vsi_seid, ring_id, | |
948 | desc_n, pf, true); | |
949 | } else if (strncmp(&cmd_buf[10], "tx", 2) | |
950 | == 0) { | |
951 | cnt = sscanf(&cmd_buf[12], "%i %i %i", | |
952 | &vsi_seid, &ring_id, &desc_n); | |
953 | i40e_dbg_dump_desc(cnt, vsi_seid, ring_id, | |
954 | desc_n, pf, false); | |
955 | } else if (strncmp(&cmd_buf[10], "aq", 2) == 0) { | |
956 | i40e_dbg_dump_aq_desc(pf); | |
957 | } else { | |
958 | dev_info(&pf->pdev->dev, | |
959 | "dump desc tx <vsi_seid> <ring_id> [<desc_n>]\n"); | |
960 | dev_info(&pf->pdev->dev, | |
961 | "dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n"); | |
962 | dev_info(&pf->pdev->dev, "dump desc aq\n"); | |
963 | } | |
02e9c290 JB |
964 | } else if (strncmp(&cmd_buf[5], "reset stats", 11) == 0) { |
965 | dev_info(&pf->pdev->dev, | |
966 | "core reset count: %d\n", pf->corer_count); | |
967 | dev_info(&pf->pdev->dev, | |
968 | "global reset count: %d\n", pf->globr_count); | |
969 | dev_info(&pf->pdev->dev, | |
970 | "emp reset count: %d\n", pf->empr_count); | |
971 | dev_info(&pf->pdev->dev, | |
972 | "pf reset count: %d\n", pf->pfr_count); | |
810b3ae4 ASJ |
973 | dev_info(&pf->pdev->dev, |
974 | "pf tx sluggish count: %d\n", | |
975 | pf->tx_sluggish_count); | |
02e9c290 JB |
976 | } else if (strncmp(&cmd_buf[5], "port", 4) == 0) { |
977 | struct i40e_aqc_query_port_ets_config_resp *bw_data; | |
978 | struct i40e_dcbx_config *cfg = | |
979 | &pf->hw.local_dcbx_config; | |
980 | struct i40e_dcbx_config *r_cfg = | |
981 | &pf->hw.remote_dcbx_config; | |
982 | int i, ret; | |
2ae0bf50 | 983 | u16 switch_id; |
02e9c290 JB |
984 | |
985 | bw_data = kzalloc(sizeof( | |
986 | struct i40e_aqc_query_port_ets_config_resp), | |
987 | GFP_KERNEL); | |
988 | if (!bw_data) { | |
989 | ret = -ENOMEM; | |
990 | goto command_write_done; | |
991 | } | |
992 | ||
a01c7f67 AB |
993 | vsi = pf->vsi[pf->lan_vsi]; |
994 | switch_id = | |
2ae0bf50 JK |
995 | le16_to_cpu(vsi->info.switch_id) & |
996 | I40E_AQ_VSI_SW_ID_MASK; | |
a01c7f67 | 997 | |
02e9c290 | 998 | ret = i40e_aq_query_port_ets_config(&pf->hw, |
a01c7f67 | 999 | switch_id, |
02e9c290 JB |
1000 | bw_data, NULL); |
1001 | if (ret) { | |
1002 | dev_info(&pf->pdev->dev, | |
1003 | "Query Port ETS Config AQ command failed =0x%x\n", | |
1004 | pf->hw.aq.asq_last_status); | |
1005 | kfree(bw_data); | |
1006 | bw_data = NULL; | |
1007 | goto command_write_done; | |
1008 | } | |
1009 | dev_info(&pf->pdev->dev, | |
1010 | "port bw: tc_valid=0x%x tc_strict_prio=0x%x, tc_bw_max=0x%04x,0x%04x\n", | |
1011 | bw_data->tc_valid_bits, | |
1012 | bw_data->tc_strict_priority_bits, | |
1013 | le16_to_cpu(bw_data->tc_bw_max[0]), | |
1014 | le16_to_cpu(bw_data->tc_bw_max[1])); | |
1015 | for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { | |
1016 | dev_info(&pf->pdev->dev, "port bw: tc_bw_share=%d tc_bw_limit=%d\n", | |
1017 | bw_data->tc_bw_share_credits[i], | |
1018 | le16_to_cpu(bw_data->tc_bw_limits[i])); | |
1019 | } | |
1020 | ||
1021 | kfree(bw_data); | |
1022 | bw_data = NULL; | |
1023 | ||
9fa61dd2 NP |
1024 | dev_info(&pf->pdev->dev, |
1025 | "port dcbx_mode=%d\n", cfg->dcbx_mode); | |
02e9c290 JB |
1026 | dev_info(&pf->pdev->dev, |
1027 | "port ets_cfg: willing=%d cbs=%d, maxtcs=%d\n", | |
1028 | cfg->etscfg.willing, cfg->etscfg.cbs, | |
1029 | cfg->etscfg.maxtcs); | |
1030 | for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { | |
1031 | dev_info(&pf->pdev->dev, "port ets_cfg: %d prio_tc=%d tcbw=%d tctsa=%d\n", | |
1032 | i, cfg->etscfg.prioritytable[i], | |
1033 | cfg->etscfg.tcbwtable[i], | |
1034 | cfg->etscfg.tsatable[i]); | |
1035 | } | |
1036 | for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { | |
1037 | dev_info(&pf->pdev->dev, "port ets_rec: %d prio_tc=%d tcbw=%d tctsa=%d\n", | |
1038 | i, cfg->etsrec.prioritytable[i], | |
1039 | cfg->etsrec.tcbwtable[i], | |
1040 | cfg->etsrec.tsatable[i]); | |
1041 | } | |
1042 | dev_info(&pf->pdev->dev, | |
1043 | "port pfc_cfg: willing=%d mbc=%d, pfccap=%d pfcenable=0x%x\n", | |
1044 | cfg->pfc.willing, cfg->pfc.mbc, | |
1045 | cfg->pfc.pfccap, cfg->pfc.pfcenable); | |
1046 | dev_info(&pf->pdev->dev, | |
1047 | "port app_table: num_apps=%d\n", cfg->numapps); | |
1048 | for (i = 0; i < cfg->numapps; i++) { | |
1049 | dev_info(&pf->pdev->dev, "port app_table: %d prio=%d selector=%d protocol=0x%x\n", | |
1050 | i, cfg->app[i].priority, | |
1051 | cfg->app[i].selector, | |
1052 | cfg->app[i].protocolid); | |
1053 | } | |
1054 | /* Peer TLV DCBX data */ | |
1055 | dev_info(&pf->pdev->dev, | |
1056 | "remote port ets_cfg: willing=%d cbs=%d, maxtcs=%d\n", | |
1057 | r_cfg->etscfg.willing, | |
1058 | r_cfg->etscfg.cbs, r_cfg->etscfg.maxtcs); | |
1059 | for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { | |
1060 | dev_info(&pf->pdev->dev, "remote port ets_cfg: %d prio_tc=%d tcbw=%d tctsa=%d\n", | |
1061 | i, r_cfg->etscfg.prioritytable[i], | |
1062 | r_cfg->etscfg.tcbwtable[i], | |
1063 | r_cfg->etscfg.tsatable[i]); | |
1064 | } | |
1065 | for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { | |
1066 | dev_info(&pf->pdev->dev, "remote port ets_rec: %d prio_tc=%d tcbw=%d tctsa=%d\n", | |
1067 | i, r_cfg->etsrec.prioritytable[i], | |
1068 | r_cfg->etsrec.tcbwtable[i], | |
1069 | r_cfg->etsrec.tsatable[i]); | |
1070 | } | |
1071 | dev_info(&pf->pdev->dev, | |
1072 | "remote port pfc_cfg: willing=%d mbc=%d, pfccap=%d pfcenable=0x%x\n", | |
1073 | r_cfg->pfc.willing, | |
1074 | r_cfg->pfc.mbc, | |
1075 | r_cfg->pfc.pfccap, | |
1076 | r_cfg->pfc.pfcenable); | |
1077 | dev_info(&pf->pdev->dev, | |
1078 | "remote port app_table: num_apps=%d\n", | |
1079 | r_cfg->numapps); | |
1080 | for (i = 0; i < r_cfg->numapps; i++) { | |
1081 | dev_info(&pf->pdev->dev, "remote port app_table: %d prio=%d selector=%d protocol=0x%x\n", | |
1082 | i, r_cfg->app[i].priority, | |
1083 | r_cfg->app[i].selector, | |
1084 | r_cfg->app[i].protocolid); | |
1085 | } | |
3169c323 JB |
1086 | } else if (strncmp(&cmd_buf[5], "debug fwdata", 12) == 0) { |
1087 | int cluster_id, table_id; | |
1088 | int index, ret; | |
1089 | u16 buff_len = 4096; | |
1090 | u32 next_index; | |
1091 | u8 next_table; | |
1092 | u8 *buff; | |
1093 | u16 rlen; | |
1094 | ||
1095 | cnt = sscanf(&cmd_buf[18], "%i %i %i", | |
1096 | &cluster_id, &table_id, &index); | |
1097 | if (cnt != 3) { | |
1098 | dev_info(&pf->pdev->dev, | |
1099 | "dump debug fwdata <cluster_id> <table_id> <index>\n"); | |
1100 | goto command_write_done; | |
1101 | } | |
1102 | ||
1103 | dev_info(&pf->pdev->dev, | |
1104 | "AQ debug dump fwdata params %x %x %x %x\n", | |
1105 | cluster_id, table_id, index, buff_len); | |
1106 | buff = kzalloc(buff_len, GFP_KERNEL); | |
1107 | if (!buff) | |
1108 | goto command_write_done; | |
1109 | ||
1110 | ret = i40e_aq_debug_dump(&pf->hw, cluster_id, table_id, | |
1111 | index, buff_len, buff, &rlen, | |
1112 | &next_table, &next_index, | |
1113 | NULL); | |
1114 | if (ret) { | |
1115 | dev_info(&pf->pdev->dev, | |
1116 | "debug dump fwdata AQ Failed %d 0x%x\n", | |
1117 | ret, pf->hw.aq.asq_last_status); | |
1118 | kfree(buff); | |
1119 | buff = NULL; | |
1120 | goto command_write_done; | |
1121 | } | |
1122 | dev_info(&pf->pdev->dev, | |
1123 | "AQ debug dump fwdata rlen=0x%x next_table=0x%x next_index=0x%x\n", | |
1124 | rlen, next_table, next_index); | |
1125 | print_hex_dump(KERN_INFO, "AQ buffer WB: ", | |
1126 | DUMP_PREFIX_OFFSET, 16, 1, | |
1127 | buff, rlen, true); | |
1128 | kfree(buff); | |
1129 | buff = NULL; | |
02e9c290 JB |
1130 | } else { |
1131 | dev_info(&pf->pdev->dev, | |
1132 | "dump desc tx <vsi_seid> <ring_id> [<desc_n>], dump desc rx <vsi_seid> <ring_id> [<desc_n>],\n"); | |
7204a785 SN |
1133 | dev_info(&pf->pdev->dev, "dump switch\n"); |
1134 | dev_info(&pf->pdev->dev, "dump vsi [seid]\n"); | |
02e9c290 JB |
1135 | dev_info(&pf->pdev->dev, "dump reset stats\n"); |
1136 | dev_info(&pf->pdev->dev, "dump port\n"); | |
3118025a | 1137 | dev_info(&pf->pdev->dev, "dump vf [vf_id]\n"); |
02e9c290 JB |
1138 | dev_info(&pf->pdev->dev, |
1139 | "dump debug fwdata <cluster_id> <table_id> <index>\n"); | |
1140 | } | |
02e9c290 | 1141 | } else if (strncmp(cmd_buf, "pfr", 3) == 0) { |
69bfb110 | 1142 | dev_info(&pf->pdev->dev, "debugfs: forcing PFR\n"); |
41a1d04b | 1143 | i40e_do_reset_safe(pf, BIT(__I40E_PF_RESET_REQUESTED)); |
02e9c290 JB |
1144 | |
1145 | } else if (strncmp(cmd_buf, "corer", 5) == 0) { | |
69bfb110 | 1146 | dev_info(&pf->pdev->dev, "debugfs: forcing CoreR\n"); |
41a1d04b | 1147 | i40e_do_reset_safe(pf, BIT(__I40E_CORE_RESET_REQUESTED)); |
02e9c290 JB |
1148 | |
1149 | } else if (strncmp(cmd_buf, "globr", 5) == 0) { | |
69bfb110 | 1150 | dev_info(&pf->pdev->dev, "debugfs: forcing GlobR\n"); |
41a1d04b | 1151 | i40e_do_reset_safe(pf, BIT(__I40E_GLOBAL_RESET_REQUESTED)); |
02e9c290 | 1152 | |
7823fe34 | 1153 | } else if (strncmp(cmd_buf, "empr", 4) == 0) { |
69bfb110 | 1154 | dev_info(&pf->pdev->dev, "debugfs: forcing EMPR\n"); |
41a1d04b | 1155 | i40e_do_reset_safe(pf, BIT(__I40E_EMP_RESET_REQUESTED)); |
7823fe34 | 1156 | |
02e9c290 JB |
1157 | } else if (strncmp(cmd_buf, "read", 4) == 0) { |
1158 | u32 address; | |
1159 | u32 value; | |
6995b36c | 1160 | |
2706a20e | 1161 | cnt = sscanf(&cmd_buf[4], "%i", &address); |
02e9c290 JB |
1162 | if (cnt != 1) { |
1163 | dev_info(&pf->pdev->dev, "read <reg>\n"); | |
1164 | goto command_write_done; | |
1165 | } | |
1166 | ||
1167 | /* check the range on address */ | |
2ac8b675 SN |
1168 | if (address > (pf->ioremap_len - sizeof(u32))) { |
1169 | dev_info(&pf->pdev->dev, "read reg address 0x%08x too large, max=0x%08lx\n", | |
e88ae667 | 1170 | address, (unsigned long int)(pf->ioremap_len - sizeof(u32))); |
02e9c290 JB |
1171 | goto command_write_done; |
1172 | } | |
1173 | ||
1174 | value = rd32(&pf->hw, address); | |
1175 | dev_info(&pf->pdev->dev, "read: 0x%08x = 0x%08x\n", | |
1176 | address, value); | |
1177 | ||
1178 | } else if (strncmp(cmd_buf, "write", 5) == 0) { | |
1179 | u32 address, value; | |
6995b36c | 1180 | |
2706a20e | 1181 | cnt = sscanf(&cmd_buf[5], "%i %i", &address, &value); |
02e9c290 JB |
1182 | if (cnt != 2) { |
1183 | dev_info(&pf->pdev->dev, "write <reg> <value>\n"); | |
1184 | goto command_write_done; | |
1185 | } | |
1186 | ||
1187 | /* check the range on address */ | |
2ac8b675 SN |
1188 | if (address > (pf->ioremap_len - sizeof(u32))) { |
1189 | dev_info(&pf->pdev->dev, "write reg address 0x%08x too large, max=0x%08lx\n", | |
e88ae667 | 1190 | address, (unsigned long int)(pf->ioremap_len - sizeof(u32))); |
02e9c290 JB |
1191 | goto command_write_done; |
1192 | } | |
1193 | wr32(&pf->hw, address, value); | |
1194 | value = rd32(&pf->hw, address); | |
1195 | dev_info(&pf->pdev->dev, "write: 0x%08x = 0x%08x\n", | |
1196 | address, value); | |
1197 | } else if (strncmp(cmd_buf, "clear_stats", 11) == 0) { | |
1198 | if (strncmp(&cmd_buf[12], "vsi", 3) == 0) { | |
2706a20e | 1199 | cnt = sscanf(&cmd_buf[15], "%i", &vsi_seid); |
02e9c290 JB |
1200 | if (cnt == 0) { |
1201 | int i; | |
6995b36c | 1202 | |
505682cd | 1203 | for (i = 0; i < pf->num_alloc_vsi; i++) |
02e9c290 JB |
1204 | i40e_vsi_reset_stats(pf->vsi[i]); |
1205 | dev_info(&pf->pdev->dev, "vsi clear stats called for all vsi's\n"); | |
1206 | } else if (cnt == 1) { | |
1207 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
1208 | if (!vsi) { | |
1209 | dev_info(&pf->pdev->dev, | |
1210 | "clear_stats vsi: bad vsi %d\n", | |
1211 | vsi_seid); | |
1212 | goto command_write_done; | |
1213 | } | |
1214 | i40e_vsi_reset_stats(vsi); | |
1215 | dev_info(&pf->pdev->dev, | |
1216 | "vsi clear stats called for vsi %d\n", | |
1217 | vsi_seid); | |
1218 | } else { | |
1219 | dev_info(&pf->pdev->dev, "clear_stats vsi [seid]\n"); | |
1220 | } | |
694dc1cb SN |
1221 | } else if (strncmp(&cmd_buf[12], "port", 4) == 0) { |
1222 | if (pf->hw.partition_id == 1) { | |
1223 | i40e_pf_reset_stats(pf); | |
1224 | dev_info(&pf->pdev->dev, "port stats cleared\n"); | |
1225 | } else { | |
1226 | dev_info(&pf->pdev->dev, "clear port stats not allowed on this port partition\n"); | |
1227 | } | |
02e9c290 | 1228 | } else { |
694dc1cb | 1229 | dev_info(&pf->pdev->dev, "clear_stats vsi [seid] or clear_stats port\n"); |
02e9c290 | 1230 | } |
f1143c4b ASJ |
1231 | } else if (strncmp(cmd_buf, "send aq_cmd", 11) == 0) { |
1232 | struct i40e_aq_desc *desc; | |
1233 | i40e_status ret; | |
1234 | ||
1235 | desc = kzalloc(sizeof(struct i40e_aq_desc), GFP_KERNEL); | |
1236 | if (!desc) | |
1237 | goto command_write_done; | |
1238 | cnt = sscanf(&cmd_buf[11], | |
fbe82101 | 1239 | "%hi %hi %hi %hi %i %i %i %i %i %i", |
f1143c4b ASJ |
1240 | &desc->flags, |
1241 | &desc->opcode, &desc->datalen, &desc->retval, | |
1242 | &desc->cookie_high, &desc->cookie_low, | |
1243 | &desc->params.internal.param0, | |
1244 | &desc->params.internal.param1, | |
1245 | &desc->params.internal.param2, | |
1246 | &desc->params.internal.param3); | |
1247 | if (cnt != 10) { | |
1248 | dev_info(&pf->pdev->dev, | |
1249 | "send aq_cmd: bad command string, cnt=%d\n", | |
1250 | cnt); | |
1251 | kfree(desc); | |
1252 | desc = NULL; | |
1253 | goto command_write_done; | |
1254 | } | |
1255 | ret = i40e_asq_send_command(&pf->hw, desc, NULL, 0, NULL); | |
1256 | if (!ret) { | |
1257 | dev_info(&pf->pdev->dev, "AQ command sent Status : Success\n"); | |
1258 | } else if (ret == I40E_ERR_ADMIN_QUEUE_ERROR) { | |
1259 | dev_info(&pf->pdev->dev, | |
1260 | "AQ command send failed Opcode %x AQ Error: %d\n", | |
1261 | desc->opcode, pf->hw.aq.asq_last_status); | |
1262 | } else { | |
1263 | dev_info(&pf->pdev->dev, | |
1264 | "AQ command send failed Opcode %x Status: %d\n", | |
1265 | desc->opcode, ret); | |
1266 | } | |
1267 | dev_info(&pf->pdev->dev, | |
1268 | "AQ desc WB 0x%04x 0x%04x 0x%04x 0x%04x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n", | |
1269 | desc->flags, desc->opcode, desc->datalen, desc->retval, | |
1270 | desc->cookie_high, desc->cookie_low, | |
1271 | desc->params.internal.param0, | |
1272 | desc->params.internal.param1, | |
1273 | desc->params.internal.param2, | |
1274 | desc->params.internal.param3); | |
1275 | kfree(desc); | |
1276 | desc = NULL; | |
1277 | } else if (strncmp(cmd_buf, "send indirect aq_cmd", 20) == 0) { | |
1278 | struct i40e_aq_desc *desc; | |
1279 | i40e_status ret; | |
1280 | u16 buffer_len; | |
1281 | u8 *buff; | |
1282 | ||
1283 | desc = kzalloc(sizeof(struct i40e_aq_desc), GFP_KERNEL); | |
1284 | if (!desc) | |
1285 | goto command_write_done; | |
1286 | cnt = sscanf(&cmd_buf[20], | |
fbe82101 | 1287 | "%hi %hi %hi %hi %i %i %i %i %i %i %hi", |
f1143c4b ASJ |
1288 | &desc->flags, |
1289 | &desc->opcode, &desc->datalen, &desc->retval, | |
1290 | &desc->cookie_high, &desc->cookie_low, | |
1291 | &desc->params.internal.param0, | |
1292 | &desc->params.internal.param1, | |
1293 | &desc->params.internal.param2, | |
1294 | &desc->params.internal.param3, | |
1295 | &buffer_len); | |
1296 | if (cnt != 11) { | |
1297 | dev_info(&pf->pdev->dev, | |
1298 | "send indirect aq_cmd: bad command string, cnt=%d\n", | |
1299 | cnt); | |
1300 | kfree(desc); | |
1301 | desc = NULL; | |
1302 | goto command_write_done; | |
1303 | } | |
1304 | /* Just stub a buffer big enough in case user messed up */ | |
1305 | if (buffer_len == 0) | |
1306 | buffer_len = 1280; | |
1307 | ||
1308 | buff = kzalloc(buffer_len, GFP_KERNEL); | |
1309 | if (!buff) { | |
1310 | kfree(desc); | |
1311 | desc = NULL; | |
1312 | goto command_write_done; | |
1313 | } | |
1314 | desc->flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF); | |
1315 | ret = i40e_asq_send_command(&pf->hw, desc, buff, | |
1316 | buffer_len, NULL); | |
1317 | if (!ret) { | |
1318 | dev_info(&pf->pdev->dev, "AQ command sent Status : Success\n"); | |
1319 | } else if (ret == I40E_ERR_ADMIN_QUEUE_ERROR) { | |
1320 | dev_info(&pf->pdev->dev, | |
1321 | "AQ command send failed Opcode %x AQ Error: %d\n", | |
1322 | desc->opcode, pf->hw.aq.asq_last_status); | |
1323 | } else { | |
1324 | dev_info(&pf->pdev->dev, | |
1325 | "AQ command send failed Opcode %x Status: %d\n", | |
1326 | desc->opcode, ret); | |
1327 | } | |
1328 | dev_info(&pf->pdev->dev, | |
1329 | "AQ desc WB 0x%04x 0x%04x 0x%04x 0x%04x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n", | |
1330 | desc->flags, desc->opcode, desc->datalen, desc->retval, | |
1331 | desc->cookie_high, desc->cookie_low, | |
1332 | desc->params.internal.param0, | |
1333 | desc->params.internal.param1, | |
1334 | desc->params.internal.param2, | |
1335 | desc->params.internal.param3); | |
1336 | print_hex_dump(KERN_INFO, "AQ buffer WB: ", | |
1337 | DUMP_PREFIX_OFFSET, 16, 1, | |
1338 | buff, buffer_len, true); | |
1339 | kfree(buff); | |
1340 | buff = NULL; | |
1341 | kfree(desc); | |
1342 | desc = NULL; | |
e17ff05c ASJ |
1343 | } else if (strncmp(cmd_buf, "fd current cnt", 14) == 0) { |
1344 | dev_info(&pf->pdev->dev, "FD current total filter count for this interface: %d\n", | |
1345 | i40e_get_current_fd_count(pf)); | |
02e9c290 JB |
1346 | } else if (strncmp(cmd_buf, "lldp", 4) == 0) { |
1347 | if (strncmp(&cmd_buf[5], "stop", 4) == 0) { | |
1348 | int ret; | |
6995b36c | 1349 | |
02e9c290 JB |
1350 | ret = i40e_aq_stop_lldp(&pf->hw, false, NULL); |
1351 | if (ret) { | |
1352 | dev_info(&pf->pdev->dev, | |
1353 | "Stop LLDP AQ command failed =0x%x\n", | |
1354 | pf->hw.aq.asq_last_status); | |
1355 | goto command_write_done; | |
1356 | } | |
4e3b35b0 NP |
1357 | ret = i40e_aq_add_rem_control_packet_filter(&pf->hw, |
1358 | pf->hw.mac.addr, | |
1359 | I40E_ETH_P_LLDP, 0, | |
1360 | pf->vsi[pf->lan_vsi]->seid, | |
1361 | 0, true, NULL, NULL); | |
1362 | if (ret) { | |
1363 | dev_info(&pf->pdev->dev, | |
1364 | "%s: Add Control Packet Filter AQ command failed =0x%x\n", | |
1365 | __func__, pf->hw.aq.asq_last_status); | |
1366 | goto command_write_done; | |
1367 | } | |
1368 | #ifdef CONFIG_I40E_DCB | |
1369 | pf->dcbx_cap = DCB_CAP_DCBX_HOST | | |
1370 | DCB_CAP_DCBX_VER_IEEE; | |
1371 | #endif /* CONFIG_I40E_DCB */ | |
02e9c290 JB |
1372 | } else if (strncmp(&cmd_buf[5], "start", 5) == 0) { |
1373 | int ret; | |
6995b36c | 1374 | |
4e3b35b0 NP |
1375 | ret = i40e_aq_add_rem_control_packet_filter(&pf->hw, |
1376 | pf->hw.mac.addr, | |
1377 | I40E_ETH_P_LLDP, 0, | |
1378 | pf->vsi[pf->lan_vsi]->seid, | |
1379 | 0, false, NULL, NULL); | |
1380 | if (ret) { | |
1381 | dev_info(&pf->pdev->dev, | |
1382 | "%s: Remove Control Packet Filter AQ command failed =0x%x\n", | |
1383 | __func__, pf->hw.aq.asq_last_status); | |
1384 | /* Continue and start FW LLDP anyways */ | |
1385 | } | |
1386 | ||
02e9c290 JB |
1387 | ret = i40e_aq_start_lldp(&pf->hw, NULL); |
1388 | if (ret) { | |
1389 | dev_info(&pf->pdev->dev, | |
1390 | "Start LLDP AQ command failed =0x%x\n", | |
1391 | pf->hw.aq.asq_last_status); | |
1392 | goto command_write_done; | |
1393 | } | |
4e3b35b0 NP |
1394 | #ifdef CONFIG_I40E_DCB |
1395 | pf->dcbx_cap = DCB_CAP_DCBX_LLD_MANAGED | | |
1396 | DCB_CAP_DCBX_VER_IEEE; | |
1397 | #endif /* CONFIG_I40E_DCB */ | |
02e9c290 JB |
1398 | } else if (strncmp(&cmd_buf[5], |
1399 | "get local", 9) == 0) { | |
738a9e9b | 1400 | u16 llen, rlen; |
3753cb24 | 1401 | int ret; |
02e9c290 | 1402 | u8 *buff; |
6995b36c | 1403 | |
02e9c290 JB |
1404 | buff = kzalloc(I40E_LLDPDU_SIZE, GFP_KERNEL); |
1405 | if (!buff) | |
1406 | goto command_write_done; | |
1407 | ||
1408 | ret = i40e_aq_get_lldp_mib(&pf->hw, 0, | |
1409 | I40E_AQ_LLDP_MIB_LOCAL, | |
1410 | buff, I40E_LLDPDU_SIZE, | |
1411 | &llen, &rlen, NULL); | |
1412 | if (ret) { | |
1413 | dev_info(&pf->pdev->dev, | |
1414 | "Get LLDP MIB (local) AQ command failed =0x%x\n", | |
1415 | pf->hw.aq.asq_last_status); | |
1416 | kfree(buff); | |
1417 | buff = NULL; | |
1418 | goto command_write_done; | |
1419 | } | |
3753cb24 NP |
1420 | dev_info(&pf->pdev->dev, "LLDP MIB (local)\n"); |
1421 | print_hex_dump(KERN_INFO, "LLDP MIB (local): ", | |
1422 | DUMP_PREFIX_OFFSET, 16, 1, | |
1423 | buff, I40E_LLDPDU_SIZE, true); | |
02e9c290 JB |
1424 | kfree(buff); |
1425 | buff = NULL; | |
1426 | } else if (strncmp(&cmd_buf[5], "get remote", 10) == 0) { | |
738a9e9b | 1427 | u16 llen, rlen; |
3753cb24 | 1428 | int ret; |
02e9c290 | 1429 | u8 *buff; |
6995b36c | 1430 | |
02e9c290 JB |
1431 | buff = kzalloc(I40E_LLDPDU_SIZE, GFP_KERNEL); |
1432 | if (!buff) | |
1433 | goto command_write_done; | |
1434 | ||
1435 | ret = i40e_aq_get_lldp_mib(&pf->hw, | |
1436 | I40E_AQ_LLDP_BRIDGE_TYPE_NEAREST_BRIDGE, | |
c27936e7 | 1437 | I40E_AQ_LLDP_MIB_REMOTE, |
02e9c290 JB |
1438 | buff, I40E_LLDPDU_SIZE, |
1439 | &llen, &rlen, NULL); | |
1440 | if (ret) { | |
1441 | dev_info(&pf->pdev->dev, | |
1442 | "Get LLDP MIB (remote) AQ command failed =0x%x\n", | |
1443 | pf->hw.aq.asq_last_status); | |
1444 | kfree(buff); | |
1445 | buff = NULL; | |
1446 | goto command_write_done; | |
1447 | } | |
3753cb24 NP |
1448 | dev_info(&pf->pdev->dev, "LLDP MIB (remote)\n"); |
1449 | print_hex_dump(KERN_INFO, "LLDP MIB (remote): ", | |
1450 | DUMP_PREFIX_OFFSET, 16, 1, | |
1451 | buff, I40E_LLDPDU_SIZE, true); | |
02e9c290 JB |
1452 | kfree(buff); |
1453 | buff = NULL; | |
1454 | } else if (strncmp(&cmd_buf[5], "event on", 8) == 0) { | |
1455 | int ret; | |
6995b36c | 1456 | |
02e9c290 JB |
1457 | ret = i40e_aq_cfg_lldp_mib_change_event(&pf->hw, |
1458 | true, NULL); | |
1459 | if (ret) { | |
1460 | dev_info(&pf->pdev->dev, | |
1461 | "Config LLDP MIB Change Event (on) AQ command failed =0x%x\n", | |
1462 | pf->hw.aq.asq_last_status); | |
1463 | goto command_write_done; | |
1464 | } | |
1465 | } else if (strncmp(&cmd_buf[5], "event off", 9) == 0) { | |
1466 | int ret; | |
6995b36c | 1467 | |
02e9c290 JB |
1468 | ret = i40e_aq_cfg_lldp_mib_change_event(&pf->hw, |
1469 | false, NULL); | |
1470 | if (ret) { | |
1471 | dev_info(&pf->pdev->dev, | |
1472 | "Config LLDP MIB Change Event (off) AQ command failed =0x%x\n", | |
1473 | pf->hw.aq.asq_last_status); | |
1474 | goto command_write_done; | |
1475 | } | |
1476 | } | |
1477 | } else if (strncmp(cmd_buf, "nvm read", 8) == 0) { | |
3753cb24 | 1478 | u16 buffer_len, bytes; |
02e9c290 JB |
1479 | u16 module; |
1480 | u32 offset; | |
1481 | u16 *buff; | |
1482 | int ret; | |
1483 | ||
1484 | cnt = sscanf(&cmd_buf[8], "%hx %x %hx", | |
1485 | &module, &offset, &buffer_len); | |
1486 | if (cnt == 0) { | |
1487 | module = 0; | |
1488 | offset = 0; | |
1489 | buffer_len = 0; | |
1490 | } else if (cnt == 1) { | |
1491 | offset = 0; | |
1492 | buffer_len = 0; | |
1493 | } else if (cnt == 2) { | |
1494 | buffer_len = 0; | |
1495 | } else if (cnt > 3) { | |
1496 | dev_info(&pf->pdev->dev, | |
1497 | "nvm read: bad command string, cnt=%d\n", cnt); | |
1498 | goto command_write_done; | |
1499 | } | |
1500 | ||
520dfd8b JB |
1501 | /* set the max length */ |
1502 | buffer_len = min_t(u16, buffer_len, I40E_MAX_AQ_BUF_SIZE/2); | |
02e9c290 JB |
1503 | |
1504 | bytes = 2 * buffer_len; | |
520dfd8b JB |
1505 | |
1506 | /* read at least 1k bytes, no more than 4kB */ | |
1507 | bytes = clamp(bytes, (u16)1024, (u16)I40E_MAX_AQ_BUF_SIZE); | |
02e9c290 JB |
1508 | buff = kzalloc(bytes, GFP_KERNEL); |
1509 | if (!buff) | |
1510 | goto command_write_done; | |
1511 | ||
1512 | ret = i40e_acquire_nvm(&pf->hw, I40E_RESOURCE_READ); | |
1513 | if (ret) { | |
1514 | dev_info(&pf->pdev->dev, | |
1515 | "Failed Acquiring NVM resource for read err=%d status=0x%x\n", | |
1516 | ret, pf->hw.aq.asq_last_status); | |
1517 | kfree(buff); | |
1518 | goto command_write_done; | |
1519 | } | |
1520 | ||
1521 | ret = i40e_aq_read_nvm(&pf->hw, module, (2 * offset), | |
1522 | bytes, (u8 *)buff, true, NULL); | |
1523 | i40e_release_nvm(&pf->hw); | |
1524 | if (ret) { | |
1525 | dev_info(&pf->pdev->dev, | |
1526 | "Read NVM AQ failed err=%d status=0x%x\n", | |
1527 | ret, pf->hw.aq.asq_last_status); | |
1528 | } else { | |
1529 | dev_info(&pf->pdev->dev, | |
1530 | "Read NVM module=0x%x offset=0x%x words=%d\n", | |
1531 | module, offset, buffer_len); | |
a45e88c9 | 1532 | if (bytes) |
3753cb24 NP |
1533 | print_hex_dump(KERN_INFO, "NVM Dump: ", |
1534 | DUMP_PREFIX_OFFSET, 16, 2, | |
a45e88c9 | 1535 | buff, bytes, true); |
02e9c290 JB |
1536 | } |
1537 | kfree(buff); | |
1538 | buff = NULL; | |
1539 | } else { | |
1540 | dev_info(&pf->pdev->dev, "unknown command '%s'\n", cmd_buf); | |
1541 | dev_info(&pf->pdev->dev, "available commands\n"); | |
1542 | dev_info(&pf->pdev->dev, " add vsi [relay_seid]\n"); | |
1543 | dev_info(&pf->pdev->dev, " del vsi [vsi_seid]\n"); | |
1544 | dev_info(&pf->pdev->dev, " add relay <uplink_seid> <vsi_seid>\n"); | |
1545 | dev_info(&pf->pdev->dev, " del relay <relay_seid>\n"); | |
02e9c290 JB |
1546 | dev_info(&pf->pdev->dev, " add pvid <vsi_seid> <vid>\n"); |
1547 | dev_info(&pf->pdev->dev, " del pvid <vsi_seid>\n"); | |
1548 | dev_info(&pf->pdev->dev, " dump switch\n"); | |
1549 | dev_info(&pf->pdev->dev, " dump vsi [seid]\n"); | |
1550 | dev_info(&pf->pdev->dev, " dump desc tx <vsi_seid> <ring_id> [<desc_n>]\n"); | |
1551 | dev_info(&pf->pdev->dev, " dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n"); | |
1552 | dev_info(&pf->pdev->dev, " dump desc aq\n"); | |
02e9c290 | 1553 | dev_info(&pf->pdev->dev, " dump reset stats\n"); |
3169c323 | 1554 | dev_info(&pf->pdev->dev, " dump debug fwdata <cluster_id> <table_id> <index>\n"); |
02e9c290 JB |
1555 | dev_info(&pf->pdev->dev, " read <reg>\n"); |
1556 | dev_info(&pf->pdev->dev, " write <reg> <value>\n"); | |
1557 | dev_info(&pf->pdev->dev, " clear_stats vsi [seid]\n"); | |
694dc1cb | 1558 | dev_info(&pf->pdev->dev, " clear_stats port\n"); |
02e9c290 JB |
1559 | dev_info(&pf->pdev->dev, " pfr\n"); |
1560 | dev_info(&pf->pdev->dev, " corer\n"); | |
1561 | dev_info(&pf->pdev->dev, " globr\n"); | |
f1143c4b ASJ |
1562 | dev_info(&pf->pdev->dev, " send aq_cmd <flags> <opcode> <datalen> <retval> <cookie_h> <cookie_l> <param0> <param1> <param2> <param3>\n"); |
1563 | dev_info(&pf->pdev->dev, " send indirect aq_cmd <flags> <opcode> <datalen> <retval> <cookie_h> <cookie_l> <param0> <param1> <param2> <param3> <buffer_len>\n"); | |
e17ff05c | 1564 | dev_info(&pf->pdev->dev, " fd current cnt"); |
02e9c290 JB |
1565 | dev_info(&pf->pdev->dev, " lldp start\n"); |
1566 | dev_info(&pf->pdev->dev, " lldp stop\n"); | |
1567 | dev_info(&pf->pdev->dev, " lldp get local\n"); | |
1568 | dev_info(&pf->pdev->dev, " lldp get remote\n"); | |
1569 | dev_info(&pf->pdev->dev, " lldp event on\n"); | |
1570 | dev_info(&pf->pdev->dev, " lldp event off\n"); | |
1571 | dev_info(&pf->pdev->dev, " nvm read [module] [word_offset] [word_count]\n"); | |
1572 | } | |
1573 | ||
1574 | command_write_done: | |
1575 | kfree(cmd_buf); | |
1576 | cmd_buf = NULL; | |
02e9c290 JB |
1577 | return count; |
1578 | } | |
1579 | ||
1580 | static const struct file_operations i40e_dbg_command_fops = { | |
1581 | .owner = THIS_MODULE, | |
1582 | .open = simple_open, | |
1583 | .read = i40e_dbg_command_read, | |
1584 | .write = i40e_dbg_command_write, | |
1585 | }; | |
1586 | ||
1587 | /************************************************************** | |
1588 | * netdev_ops | |
1589 | * The netdev_ops entry in debugfs is for giving the driver commands | |
1590 | * to be executed from the netdev operations. | |
1591 | **************************************************************/ | |
d1da3ac0 | 1592 | static char i40e_dbg_netdev_ops_buf[256] = ""; |
02e9c290 JB |
1593 | |
1594 | /** | |
1595 | * i40e_dbg_netdev_ops - read for netdev_ops datum | |
1596 | * @filp: the opened file | |
1597 | * @buffer: where to write the data for the user to read | |
1598 | * @count: the size of the user's buffer | |
1599 | * @ppos: file position offset | |
1600 | **/ | |
1601 | static ssize_t i40e_dbg_netdev_ops_read(struct file *filp, char __user *buffer, | |
1602 | size_t count, loff_t *ppos) | |
1603 | { | |
1604 | struct i40e_pf *pf = filp->private_data; | |
1605 | int bytes_not_copied; | |
1606 | int buf_size = 256; | |
1607 | char *buf; | |
1608 | int len; | |
1609 | ||
1610 | /* don't allow partal reads */ | |
1611 | if (*ppos != 0) | |
1612 | return 0; | |
1613 | if (count < buf_size) | |
1614 | return -ENOSPC; | |
1615 | ||
1616 | buf = kzalloc(buf_size, GFP_KERNEL); | |
1617 | if (!buf) | |
1618 | return -ENOSPC; | |
1619 | ||
1620 | len = snprintf(buf, buf_size, "%s: %s\n", | |
1621 | pf->vsi[pf->lan_vsi]->netdev->name, | |
1622 | i40e_dbg_netdev_ops_buf); | |
1623 | ||
1624 | bytes_not_copied = copy_to_user(buffer, buf, len); | |
1625 | kfree(buf); | |
1626 | ||
0286c67e RV |
1627 | if (bytes_not_copied) |
1628 | return -EFAULT; | |
02e9c290 JB |
1629 | |
1630 | *ppos = len; | |
1631 | return len; | |
1632 | } | |
1633 | ||
1634 | /** | |
1635 | * i40e_dbg_netdev_ops_write - write into netdev_ops datum | |
1636 | * @filp: the opened file | |
1637 | * @buffer: where to find the user's data | |
1638 | * @count: the length of the user's data | |
1639 | * @ppos: file position offset | |
1640 | **/ | |
1641 | static ssize_t i40e_dbg_netdev_ops_write(struct file *filp, | |
1642 | const char __user *buffer, | |
1643 | size_t count, loff_t *ppos) | |
1644 | { | |
1645 | struct i40e_pf *pf = filp->private_data; | |
1646 | int bytes_not_copied; | |
1647 | struct i40e_vsi *vsi; | |
004173cb | 1648 | char *buf_tmp; |
02e9c290 JB |
1649 | int vsi_seid; |
1650 | int i, cnt; | |
1651 | ||
1652 | /* don't allow partial writes */ | |
1653 | if (*ppos != 0) | |
1654 | return 0; | |
1655 | if (count >= sizeof(i40e_dbg_netdev_ops_buf)) | |
1656 | return -ENOSPC; | |
1657 | ||
1658 | memset(i40e_dbg_netdev_ops_buf, 0, sizeof(i40e_dbg_netdev_ops_buf)); | |
1659 | bytes_not_copied = copy_from_user(i40e_dbg_netdev_ops_buf, | |
1660 | buffer, count); | |
0286c67e RV |
1661 | if (bytes_not_copied) |
1662 | return -EFAULT; | |
02e9c290 JB |
1663 | i40e_dbg_netdev_ops_buf[count] = '\0'; |
1664 | ||
004173cb JB |
1665 | buf_tmp = strchr(i40e_dbg_netdev_ops_buf, '\n'); |
1666 | if (buf_tmp) { | |
1667 | *buf_tmp = '\0'; | |
1668 | count = buf_tmp - i40e_dbg_netdev_ops_buf + 1; | |
1669 | } | |
1670 | ||
02e9c290 JB |
1671 | if (strncmp(i40e_dbg_netdev_ops_buf, "tx_timeout", 10) == 0) { |
1672 | cnt = sscanf(&i40e_dbg_netdev_ops_buf[11], "%i", &vsi_seid); | |
1673 | if (cnt != 1) { | |
1674 | dev_info(&pf->pdev->dev, "tx_timeout <vsi_seid>\n"); | |
1675 | goto netdev_ops_write_done; | |
1676 | } | |
1677 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
1678 | if (!vsi) { | |
1679 | dev_info(&pf->pdev->dev, | |
1680 | "tx_timeout: VSI %d not found\n", vsi_seid); | |
ca04657b SN |
1681 | } else if (!vsi->netdev) { |
1682 | dev_info(&pf->pdev->dev, "tx_timeout: no netdev for VSI %d\n", | |
1683 | vsi_seid); | |
0da36b97 | 1684 | } else if (test_bit(__I40E_VSI_DOWN, vsi->state)) { |
ca04657b SN |
1685 | dev_info(&pf->pdev->dev, "tx_timeout: VSI %d not UP\n", |
1686 | vsi_seid); | |
1687 | } else if (rtnl_trylock()) { | |
02e9c290 JB |
1688 | vsi->netdev->netdev_ops->ndo_tx_timeout(vsi->netdev); |
1689 | rtnl_unlock(); | |
1690 | dev_info(&pf->pdev->dev, "tx_timeout called\n"); | |
1691 | } else { | |
1692 | dev_info(&pf->pdev->dev, "Could not acquire RTNL - please try again\n"); | |
1693 | } | |
1694 | } else if (strncmp(i40e_dbg_netdev_ops_buf, "change_mtu", 10) == 0) { | |
1695 | int mtu; | |
6995b36c | 1696 | |
02e9c290 JB |
1697 | cnt = sscanf(&i40e_dbg_netdev_ops_buf[11], "%i %i", |
1698 | &vsi_seid, &mtu); | |
1699 | if (cnt != 2) { | |
1700 | dev_info(&pf->pdev->dev, "change_mtu <vsi_seid> <mtu>\n"); | |
1701 | goto netdev_ops_write_done; | |
1702 | } | |
1703 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
1704 | if (!vsi) { | |
1705 | dev_info(&pf->pdev->dev, | |
1706 | "change_mtu: VSI %d not found\n", vsi_seid); | |
ca04657b SN |
1707 | } else if (!vsi->netdev) { |
1708 | dev_info(&pf->pdev->dev, "change_mtu: no netdev for VSI %d\n", | |
1709 | vsi_seid); | |
1710 | } else if (rtnl_trylock()) { | |
02e9c290 JB |
1711 | vsi->netdev->netdev_ops->ndo_change_mtu(vsi->netdev, |
1712 | mtu); | |
1713 | rtnl_unlock(); | |
1714 | dev_info(&pf->pdev->dev, "change_mtu called\n"); | |
1715 | } else { | |
1716 | dev_info(&pf->pdev->dev, "Could not acquire RTNL - please try again\n"); | |
1717 | } | |
1718 | ||
1719 | } else if (strncmp(i40e_dbg_netdev_ops_buf, "set_rx_mode", 11) == 0) { | |
1720 | cnt = sscanf(&i40e_dbg_netdev_ops_buf[11], "%i", &vsi_seid); | |
1721 | if (cnt != 1) { | |
1722 | dev_info(&pf->pdev->dev, "set_rx_mode <vsi_seid>\n"); | |
1723 | goto netdev_ops_write_done; | |
1724 | } | |
1725 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
1726 | if (!vsi) { | |
1727 | dev_info(&pf->pdev->dev, | |
1728 | "set_rx_mode: VSI %d not found\n", vsi_seid); | |
ca04657b SN |
1729 | } else if (!vsi->netdev) { |
1730 | dev_info(&pf->pdev->dev, "set_rx_mode: no netdev for VSI %d\n", | |
1731 | vsi_seid); | |
1732 | } else if (rtnl_trylock()) { | |
02e9c290 JB |
1733 | vsi->netdev->netdev_ops->ndo_set_rx_mode(vsi->netdev); |
1734 | rtnl_unlock(); | |
1735 | dev_info(&pf->pdev->dev, "set_rx_mode called\n"); | |
1736 | } else { | |
1737 | dev_info(&pf->pdev->dev, "Could not acquire RTNL - please try again\n"); | |
1738 | } | |
1739 | ||
1740 | } else if (strncmp(i40e_dbg_netdev_ops_buf, "napi", 4) == 0) { | |
1741 | cnt = sscanf(&i40e_dbg_netdev_ops_buf[4], "%i", &vsi_seid); | |
1742 | if (cnt != 1) { | |
1743 | dev_info(&pf->pdev->dev, "napi <vsi_seid>\n"); | |
1744 | goto netdev_ops_write_done; | |
1745 | } | |
1746 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
1747 | if (!vsi) { | |
1748 | dev_info(&pf->pdev->dev, "napi: VSI %d not found\n", | |
1749 | vsi_seid); | |
ca04657b SN |
1750 | } else if (!vsi->netdev) { |
1751 | dev_info(&pf->pdev->dev, "napi: no netdev for VSI %d\n", | |
1752 | vsi_seid); | |
1753 | } else { | |
1754 | for (i = 0; i < vsi->num_q_vectors; i++) | |
1755 | napi_schedule(&vsi->q_vectors[i]->napi); | |
1756 | dev_info(&pf->pdev->dev, "napi called\n"); | |
02e9c290 | 1757 | } |
02e9c290 JB |
1758 | } else { |
1759 | dev_info(&pf->pdev->dev, "unknown command '%s'\n", | |
1760 | i40e_dbg_netdev_ops_buf); | |
1761 | dev_info(&pf->pdev->dev, "available commands\n"); | |
1762 | dev_info(&pf->pdev->dev, " tx_timeout <vsi_seid>\n"); | |
1763 | dev_info(&pf->pdev->dev, " change_mtu <vsi_seid> <mtu>\n"); | |
1764 | dev_info(&pf->pdev->dev, " set_rx_mode <vsi_seid>\n"); | |
1765 | dev_info(&pf->pdev->dev, " napi <vsi_seid>\n"); | |
1766 | } | |
1767 | netdev_ops_write_done: | |
1768 | return count; | |
1769 | } | |
1770 | ||
1771 | static const struct file_operations i40e_dbg_netdev_ops_fops = { | |
1772 | .owner = THIS_MODULE, | |
1773 | .open = simple_open, | |
1774 | .read = i40e_dbg_netdev_ops_read, | |
1775 | .write = i40e_dbg_netdev_ops_write, | |
1776 | }; | |
1777 | ||
1778 | /** | |
b40c82e6 JK |
1779 | * i40e_dbg_pf_init - setup the debugfs directory for the PF |
1780 | * @pf: the PF that is starting up | |
02e9c290 JB |
1781 | **/ |
1782 | void i40e_dbg_pf_init(struct i40e_pf *pf) | |
1783 | { | |
6301002f | 1784 | struct dentry *pfile; |
02e9c290 | 1785 | const char *name = pci_name(pf->pdev); |
6301002f | 1786 | const struct device *dev = &pf->pdev->dev; |
02e9c290 JB |
1787 | |
1788 | pf->i40e_dbg_pf = debugfs_create_dir(name, i40e_dbg_root); | |
6301002f JB |
1789 | if (!pf->i40e_dbg_pf) |
1790 | return; | |
1791 | ||
1792 | pfile = debugfs_create_file("command", 0600, pf->i40e_dbg_pf, pf, | |
1793 | &i40e_dbg_command_fops); | |
1794 | if (!pfile) | |
1795 | goto create_failed; | |
1796 | ||
6301002f JB |
1797 | pfile = debugfs_create_file("netdev_ops", 0600, pf->i40e_dbg_pf, pf, |
1798 | &i40e_dbg_netdev_ops_fops); | |
1799 | if (!pfile) | |
1800 | goto create_failed; | |
1801 | ||
1802 | return; | |
1803 | ||
1804 | create_failed: | |
1805 | dev_info(dev, "debugfs dir/file for %s failed\n", name); | |
1806 | debugfs_remove_recursive(pf->i40e_dbg_pf); | |
02e9c290 JB |
1807 | } |
1808 | ||
1809 | /** | |
b40c82e6 JK |
1810 | * i40e_dbg_pf_exit - clear out the PF's debugfs entries |
1811 | * @pf: the PF that is stopping | |
02e9c290 JB |
1812 | **/ |
1813 | void i40e_dbg_pf_exit(struct i40e_pf *pf) | |
1814 | { | |
1815 | debugfs_remove_recursive(pf->i40e_dbg_pf); | |
1816 | pf->i40e_dbg_pf = NULL; | |
02e9c290 JB |
1817 | } |
1818 | ||
1819 | /** | |
1820 | * i40e_dbg_init - start up debugfs for the driver | |
1821 | **/ | |
1822 | void i40e_dbg_init(void) | |
1823 | { | |
1824 | i40e_dbg_root = debugfs_create_dir(i40e_driver_name, NULL); | |
1825 | if (!i40e_dbg_root) | |
1826 | pr_info("init of debugfs failed\n"); | |
1827 | } | |
1828 | ||
1829 | /** | |
1830 | * i40e_dbg_exit - clean out the driver's debugfs entries | |
1831 | **/ | |
1832 | void i40e_dbg_exit(void) | |
1833 | { | |
1834 | debugfs_remove_recursive(i40e_dbg_root); | |
1835 | i40e_dbg_root = NULL; | |
1836 | } | |
1837 | ||
1838 | #endif /* CONFIG_DEBUG_FS */ |