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ae06c70b | 1 | // SPDX-License-Identifier: GPL-2.0 |
51dce24b | 2 | /* Copyright(c) 2013 - 2018 Intel Corporation. */ |
02e9c290 JB |
3 | |
4 | #ifdef CONFIG_DEBUG_FS | |
5 | ||
6 | #include <linux/fs.h> | |
7 | #include <linux/debugfs.h> | |
8 | ||
9 | #include "i40e.h" | |
10 | ||
11 | static struct dentry *i40e_dbg_root; | |
12 | ||
13 | /** | |
14 | * i40e_dbg_find_vsi - searches for the vsi with the given seid | |
f5254429 JK |
15 | * @pf: the PF structure to search for the vsi |
16 | * @seid: seid of the vsi it is searching for | |
02e9c290 JB |
17 | **/ |
18 | static struct i40e_vsi *i40e_dbg_find_vsi(struct i40e_pf *pf, int seid) | |
19 | { | |
20 | int i; | |
21 | ||
22 | if (seid < 0) | |
23 | dev_info(&pf->pdev->dev, "%d: bad seid\n", seid); | |
24 | else | |
505682cd | 25 | for (i = 0; i < pf->num_alloc_vsi; i++) |
02e9c290 JB |
26 | if (pf->vsi[i] && (pf->vsi[i]->seid == seid)) |
27 | return pf->vsi[i]; | |
28 | ||
29 | return NULL; | |
30 | } | |
31 | ||
32 | /** | |
33 | * i40e_dbg_find_veb - searches for the veb with the given seid | |
f5254429 JK |
34 | * @pf: the PF structure to search for the veb |
35 | * @seid: seid of the veb it is searching for | |
02e9c290 JB |
36 | **/ |
37 | static struct i40e_veb *i40e_dbg_find_veb(struct i40e_pf *pf, int seid) | |
38 | { | |
39 | int i; | |
40 | ||
4147e2c5 KP |
41 | for (i = 0; i < I40E_MAX_VEB; i++) |
42 | if (pf->veb[i] && pf->veb[i]->seid == seid) | |
43 | return pf->veb[i]; | |
02e9c290 JB |
44 | return NULL; |
45 | } | |
46 | ||
02e9c290 JB |
47 | /************************************************************** |
48 | * command | |
49 | * The command entry in debugfs is for giving the driver commands | |
50 | * to be executed - these may be for changing the internal switch | |
51 | * setup, adding or removing filters, or other things. Many of | |
52 | * these will be useful for some forms of unit testing. | |
53 | **************************************************************/ | |
d1da3ac0 | 54 | static char i40e_dbg_command_buf[256] = ""; |
02e9c290 JB |
55 | |
56 | /** | |
57 | * i40e_dbg_command_read - read for command datum | |
58 | * @filp: the opened file | |
59 | * @buffer: where to write the data for the user to read | |
60 | * @count: the size of the user's buffer | |
61 | * @ppos: file position offset | |
62 | **/ | |
63 | static ssize_t i40e_dbg_command_read(struct file *filp, char __user *buffer, | |
64 | size_t count, loff_t *ppos) | |
65 | { | |
66 | struct i40e_pf *pf = filp->private_data; | |
67 | int bytes_not_copied; | |
68 | int buf_size = 256; | |
69 | char *buf; | |
70 | int len; | |
71 | ||
72 | /* don't allow partial reads */ | |
73 | if (*ppos != 0) | |
74 | return 0; | |
75 | if (count < buf_size) | |
76 | return -ENOSPC; | |
77 | ||
78 | buf = kzalloc(buf_size, GFP_KERNEL); | |
79 | if (!buf) | |
80 | return -ENOSPC; | |
81 | ||
82 | len = snprintf(buf, buf_size, "%s: %s\n", | |
83 | pf->vsi[pf->lan_vsi]->netdev->name, | |
84 | i40e_dbg_command_buf); | |
85 | ||
86 | bytes_not_copied = copy_to_user(buffer, buf, len); | |
87 | kfree(buf); | |
88 | ||
0286c67e RV |
89 | if (bytes_not_copied) |
90 | return -EFAULT; | |
02e9c290 JB |
91 | |
92 | *ppos = len; | |
93 | return len; | |
94 | } | |
95 | ||
c3c7ea27 MW |
96 | static char *i40e_filter_state_string[] = { |
97 | "INVALID", | |
98 | "NEW", | |
99 | "ACTIVE", | |
100 | "FAILED", | |
101 | "REMOVE", | |
102 | }; | |
103 | ||
02e9c290 | 104 | /** |
e625f71b | 105 | * i40e_dbg_dump_vsi_seid - handles dump vsi seid write into command datum |
02e9c290 JB |
106 | * @pf: the i40e_pf created in command write |
107 | * @seid: the seid the user put in | |
108 | **/ | |
109 | static void i40e_dbg_dump_vsi_seid(struct i40e_pf *pf, int seid) | |
110 | { | |
111 | struct rtnl_link_stats64 *nstat; | |
112 | struct i40e_mac_filter *f; | |
113 | struct i40e_vsi *vsi; | |
278e7d0b | 114 | int i, bkt; |
02e9c290 JB |
115 | |
116 | vsi = i40e_dbg_find_vsi(pf, seid); | |
117 | if (!vsi) { | |
118 | dev_info(&pf->pdev->dev, | |
119 | "dump %d: seid not found\n", seid); | |
120 | return; | |
121 | } | |
122 | dev_info(&pf->pdev->dev, "vsi seid %d\n", seid); | |
de1017f7 SN |
123 | if (vsi->netdev) { |
124 | struct net_device *nd = vsi->netdev; | |
125 | ||
126 | dev_info(&pf->pdev->dev, " netdev: name = %s, state = %lu, flags = 0x%08x\n", | |
127 | nd->name, nd->state, nd->flags); | |
128 | dev_info(&pf->pdev->dev, " features = 0x%08lx\n", | |
129 | (unsigned long int)nd->features); | |
130 | dev_info(&pf->pdev->dev, " hw_features = 0x%08lx\n", | |
131 | (unsigned long int)nd->hw_features); | |
132 | dev_info(&pf->pdev->dev, " vlan_features = 0x%08lx\n", | |
133 | (unsigned long int)nd->vlan_features); | |
134 | } | |
02e9c290 | 135 | dev_info(&pf->pdev->dev, |
0da36b97 JK |
136 | " flags = 0x%08lx, netdev_registered = %i, current_netdev_flags = 0x%04x\n", |
137 | vsi->flags, vsi->netdev_registered, vsi->current_netdev_flags); | |
138 | for (i = 0; i < BITS_TO_LONGS(__I40E_VSI_STATE_SIZE__); i++) | |
139 | dev_info(&pf->pdev->dev, | |
140 | " state[%d] = %08lx\n", | |
141 | i, vsi->state[i]); | |
2ddb80c9 | 142 | if (vsi == pf->vsi[pf->lan_vsi]) |
de1017f7 | 143 | dev_info(&pf->pdev->dev, " MAC address: %pM SAN MAC: %pM Port MAC: %pM\n", |
2ddb80c9 SN |
144 | pf->hw.mac.addr, |
145 | pf->hw.mac.san_addr, | |
146 | pf->hw.mac.port_addr); | |
278e7d0b | 147 | hash_for_each(vsi->mac_filter_hash, bkt, f, hlist) { |
02e9c290 | 148 | dev_info(&pf->pdev->dev, |
1bc87e80 JK |
149 | " mac_filter_hash: %pM vid=%d, state %s\n", |
150 | f->macaddr, f->vlan, | |
151 | i40e_filter_state_string[f->state]); | |
02e9c290 | 152 | } |
5951cf94 | 153 | dev_info(&pf->pdev->dev, " active_filters %u, promisc_threshold %u, overflow promisc %s\n", |
c3c7ea27 | 154 | vsi->active_filters, vsi->promisc_threshold, |
0da36b97 | 155 | (test_bit(__I40E_VSI_OVERFLOW_PROMISC, vsi->state) ? |
c3c7ea27 | 156 | "ON" : "OFF")); |
02e9c290 JB |
157 | nstat = i40e_get_vsi_stats_struct(vsi); |
158 | dev_info(&pf->pdev->dev, | |
159 | " net_stats: rx_packets = %lu, rx_bytes = %lu, rx_errors = %lu, rx_dropped = %lu\n", | |
6995b36c JB |
160 | (unsigned long int)nstat->rx_packets, |
161 | (unsigned long int)nstat->rx_bytes, | |
162 | (unsigned long int)nstat->rx_errors, | |
163 | (unsigned long int)nstat->rx_dropped); | |
02e9c290 JB |
164 | dev_info(&pf->pdev->dev, |
165 | " net_stats: tx_packets = %lu, tx_bytes = %lu, tx_errors = %lu, tx_dropped = %lu\n", | |
6995b36c JB |
166 | (unsigned long int)nstat->tx_packets, |
167 | (unsigned long int)nstat->tx_bytes, | |
168 | (unsigned long int)nstat->tx_errors, | |
169 | (unsigned long int)nstat->tx_dropped); | |
02e9c290 JB |
170 | dev_info(&pf->pdev->dev, |
171 | " net_stats: multicast = %lu, collisions = %lu\n", | |
6995b36c JB |
172 | (unsigned long int)nstat->multicast, |
173 | (unsigned long int)nstat->collisions); | |
02e9c290 JB |
174 | dev_info(&pf->pdev->dev, |
175 | " net_stats: rx_length_errors = %lu, rx_over_errors = %lu, rx_crc_errors = %lu\n", | |
6995b36c JB |
176 | (unsigned long int)nstat->rx_length_errors, |
177 | (unsigned long int)nstat->rx_over_errors, | |
178 | (unsigned long int)nstat->rx_crc_errors); | |
02e9c290 JB |
179 | dev_info(&pf->pdev->dev, |
180 | " net_stats: rx_frame_errors = %lu, rx_fifo_errors = %lu, rx_missed_errors = %lu\n", | |
6995b36c JB |
181 | (unsigned long int)nstat->rx_frame_errors, |
182 | (unsigned long int)nstat->rx_fifo_errors, | |
183 | (unsigned long int)nstat->rx_missed_errors); | |
02e9c290 JB |
184 | dev_info(&pf->pdev->dev, |
185 | " net_stats: tx_aborted_errors = %lu, tx_carrier_errors = %lu, tx_fifo_errors = %lu\n", | |
6995b36c JB |
186 | (unsigned long int)nstat->tx_aborted_errors, |
187 | (unsigned long int)nstat->tx_carrier_errors, | |
188 | (unsigned long int)nstat->tx_fifo_errors); | |
02e9c290 JB |
189 | dev_info(&pf->pdev->dev, |
190 | " net_stats: tx_heartbeat_errors = %lu, tx_window_errors = %lu\n", | |
6995b36c JB |
191 | (unsigned long int)nstat->tx_heartbeat_errors, |
192 | (unsigned long int)nstat->tx_window_errors); | |
02e9c290 JB |
193 | dev_info(&pf->pdev->dev, |
194 | " net_stats: rx_compressed = %lu, tx_compressed = %lu\n", | |
6995b36c JB |
195 | (unsigned long int)nstat->rx_compressed, |
196 | (unsigned long int)nstat->tx_compressed); | |
02e9c290 JB |
197 | dev_info(&pf->pdev->dev, |
198 | " net_stats_offsets: rx_packets = %lu, rx_bytes = %lu, rx_errors = %lu, rx_dropped = %lu\n", | |
6995b36c JB |
199 | (unsigned long int)vsi->net_stats_offsets.rx_packets, |
200 | (unsigned long int)vsi->net_stats_offsets.rx_bytes, | |
201 | (unsigned long int)vsi->net_stats_offsets.rx_errors, | |
202 | (unsigned long int)vsi->net_stats_offsets.rx_dropped); | |
02e9c290 JB |
203 | dev_info(&pf->pdev->dev, |
204 | " net_stats_offsets: tx_packets = %lu, tx_bytes = %lu, tx_errors = %lu, tx_dropped = %lu\n", | |
6995b36c JB |
205 | (unsigned long int)vsi->net_stats_offsets.tx_packets, |
206 | (unsigned long int)vsi->net_stats_offsets.tx_bytes, | |
207 | (unsigned long int)vsi->net_stats_offsets.tx_errors, | |
208 | (unsigned long int)vsi->net_stats_offsets.tx_dropped); | |
02e9c290 JB |
209 | dev_info(&pf->pdev->dev, |
210 | " net_stats_offsets: multicast = %lu, collisions = %lu\n", | |
6995b36c JB |
211 | (unsigned long int)vsi->net_stats_offsets.multicast, |
212 | (unsigned long int)vsi->net_stats_offsets.collisions); | |
02e9c290 JB |
213 | dev_info(&pf->pdev->dev, |
214 | " net_stats_offsets: rx_length_errors = %lu, rx_over_errors = %lu, rx_crc_errors = %lu\n", | |
6995b36c JB |
215 | (unsigned long int)vsi->net_stats_offsets.rx_length_errors, |
216 | (unsigned long int)vsi->net_stats_offsets.rx_over_errors, | |
217 | (unsigned long int)vsi->net_stats_offsets.rx_crc_errors); | |
02e9c290 JB |
218 | dev_info(&pf->pdev->dev, |
219 | " net_stats_offsets: rx_frame_errors = %lu, rx_fifo_errors = %lu, rx_missed_errors = %lu\n", | |
6995b36c JB |
220 | (unsigned long int)vsi->net_stats_offsets.rx_frame_errors, |
221 | (unsigned long int)vsi->net_stats_offsets.rx_fifo_errors, | |
222 | (unsigned long int)vsi->net_stats_offsets.rx_missed_errors); | |
02e9c290 JB |
223 | dev_info(&pf->pdev->dev, |
224 | " net_stats_offsets: tx_aborted_errors = %lu, tx_carrier_errors = %lu, tx_fifo_errors = %lu\n", | |
6995b36c JB |
225 | (unsigned long int)vsi->net_stats_offsets.tx_aborted_errors, |
226 | (unsigned long int)vsi->net_stats_offsets.tx_carrier_errors, | |
227 | (unsigned long int)vsi->net_stats_offsets.tx_fifo_errors); | |
02e9c290 JB |
228 | dev_info(&pf->pdev->dev, |
229 | " net_stats_offsets: tx_heartbeat_errors = %lu, tx_window_errors = %lu\n", | |
6995b36c JB |
230 | (unsigned long int)vsi->net_stats_offsets.tx_heartbeat_errors, |
231 | (unsigned long int)vsi->net_stats_offsets.tx_window_errors); | |
02e9c290 JB |
232 | dev_info(&pf->pdev->dev, |
233 | " net_stats_offsets: rx_compressed = %lu, tx_compressed = %lu\n", | |
6995b36c JB |
234 | (unsigned long int)vsi->net_stats_offsets.rx_compressed, |
235 | (unsigned long int)vsi->net_stats_offsets.tx_compressed); | |
02e9c290 JB |
236 | dev_info(&pf->pdev->dev, |
237 | " tx_restart = %d, tx_busy = %d, rx_buf_failed = %d, rx_page_failed = %d\n", | |
238 | vsi->tx_restart, vsi->tx_busy, | |
239 | vsi->rx_buf_failed, vsi->rx_page_failed); | |
9f65e15b AD |
240 | rcu_read_lock(); |
241 | for (i = 0; i < vsi->num_queue_pairs; i++) { | |
6aa7de05 | 242 | struct i40e_ring *rx_ring = READ_ONCE(vsi->rx_rings[i]); |
6995b36c | 243 | |
9f65e15b AD |
244 | if (!rx_ring) |
245 | continue; | |
246 | ||
9f65e15b | 247 | dev_info(&pf->pdev->dev, |
bd6cd4e6 JB |
248 | " rx_rings[%i]: state = %lu, queue_index = %d, reg_idx = %d\n", |
249 | i, *rx_ring->state, | |
9f65e15b AD |
250 | rx_ring->queue_index, |
251 | rx_ring->reg_idx); | |
252 | dev_info(&pf->pdev->dev, | |
1a557afc JB |
253 | " rx_rings[%i]: rx_buf_len = %d\n", |
254 | i, rx_ring->rx_buf_len); | |
9f65e15b | 255 | dev_info(&pf->pdev->dev, |
b32bfa17 JB |
256 | " rx_rings[%i]: next_to_use = %d, next_to_clean = %d, ring_active = %i\n", |
257 | i, | |
9f65e15b AD |
258 | rx_ring->next_to_use, |
259 | rx_ring->next_to_clean, | |
260 | rx_ring->ring_active); | |
261 | dev_info(&pf->pdev->dev, | |
262 | " rx_rings[%i]: rx_stats: packets = %lld, bytes = %lld, non_eop_descs = %lld\n", | |
263 | i, rx_ring->stats.packets, | |
264 | rx_ring->stats.bytes, | |
265 | rx_ring->rx_stats.non_eop_descs); | |
266 | dev_info(&pf->pdev->dev, | |
420136cc | 267 | " rx_rings[%i]: rx_stats: alloc_page_failed = %lld, alloc_buff_failed = %lld\n", |
9f65e15b | 268 | i, |
420136cc MW |
269 | rx_ring->rx_stats.alloc_page_failed, |
270 | rx_ring->rx_stats.alloc_buff_failed); | |
f16704e5 MW |
271 | dev_info(&pf->pdev->dev, |
272 | " rx_rings[%i]: rx_stats: realloc_count = %lld, page_reuse_count = %lld\n", | |
273 | i, | |
274 | rx_ring->rx_stats.realloc_count, | |
275 | rx_ring->rx_stats.page_reuse_count); | |
9f65e15b | 276 | dev_info(&pf->pdev->dev, |
7be78aa4 MW |
277 | " rx_rings[%i]: size = %i\n", |
278 | i, rx_ring->size); | |
a75e8005 | 279 | dev_info(&pf->pdev->dev, |
40588ca6 AD |
280 | " rx_rings[%i]: itr_setting = %d (%s)\n", |
281 | i, rx_ring->itr_setting, | |
282 | ITR_IS_DYNAMIC(rx_ring->itr_setting) ? "dynamic" : "fixed"); | |
02e9c290 | 283 | } |
9f65e15b | 284 | for (i = 0; i < vsi->num_queue_pairs; i++) { |
6aa7de05 | 285 | struct i40e_ring *tx_ring = READ_ONCE(vsi->tx_rings[i]); |
6995b36c | 286 | |
9f65e15b AD |
287 | if (!tx_ring) |
288 | continue; | |
1b60f3c4 | 289 | |
9f65e15b | 290 | dev_info(&pf->pdev->dev, |
bd6cd4e6 JB |
291 | " tx_rings[%i]: state = %lu, queue_index = %d, reg_idx = %d\n", |
292 | i, *tx_ring->state, | |
9f65e15b AD |
293 | tx_ring->queue_index, |
294 | tx_ring->reg_idx); | |
9f65e15b | 295 | dev_info(&pf->pdev->dev, |
4668607a MW |
296 | " tx_rings[%i]: next_to_use = %d, next_to_clean = %d, ring_active = %i\n", |
297 | i, | |
9f65e15b AD |
298 | tx_ring->next_to_use, |
299 | tx_ring->next_to_clean, | |
300 | tx_ring->ring_active); | |
301 | dev_info(&pf->pdev->dev, | |
302 | " tx_rings[%i]: tx_stats: packets = %lld, bytes = %lld, restart_queue = %lld\n", | |
303 | i, tx_ring->stats.packets, | |
304 | tx_ring->stats.bytes, | |
305 | tx_ring->tx_stats.restart_queue); | |
306 | dev_info(&pf->pdev->dev, | |
307 | " tx_rings[%i]: tx_stats: tx_busy = %lld, tx_done_old = %lld\n", | |
308 | i, | |
309 | tx_ring->tx_stats.tx_busy, | |
310 | tx_ring->tx_stats.tx_done_old); | |
311 | dev_info(&pf->pdev->dev, | |
7be78aa4 MW |
312 | " tx_rings[%i]: size = %i\n", |
313 | i, tx_ring->size); | |
9f65e15b AD |
314 | dev_info(&pf->pdev->dev, |
315 | " tx_rings[%i]: DCB tc = %d\n", | |
316 | i, tx_ring->dcb_tc); | |
a75e8005 | 317 | dev_info(&pf->pdev->dev, |
40588ca6 AD |
318 | " tx_rings[%i]: itr_setting = %d (%s)\n", |
319 | i, tx_ring->itr_setting, | |
320 | ITR_IS_DYNAMIC(tx_ring->itr_setting) ? "dynamic" : "fixed"); | |
02e9c290 | 321 | } |
9f65e15b | 322 | rcu_read_unlock(); |
02e9c290 | 323 | dev_info(&pf->pdev->dev, |
a75e8005 KL |
324 | " work_limit = %d\n", |
325 | vsi->work_limit); | |
02e9c290 | 326 | dev_info(&pf->pdev->dev, |
1a557afc | 327 | " max_frame = %d, rx_buf_len = %d dtype = %d\n", |
bec60fc4 | 328 | vsi->max_frame, vsi->rx_buf_len, 0); |
02e9c290 JB |
329 | dev_info(&pf->pdev->dev, |
330 | " num_q_vectors = %i, base_vector = %i\n", | |
331 | vsi->num_q_vectors, vsi->base_vector); | |
332 | dev_info(&pf->pdev->dev, | |
333 | " seid = %d, id = %d, uplink_seid = %d\n", | |
334 | vsi->seid, vsi->id, vsi->uplink_seid); | |
335 | dev_info(&pf->pdev->dev, | |
15369ac3 MF |
336 | " base_queue = %d, num_queue_pairs = %d, num_tx_desc = %d, num_rx_desc = %d\n", |
337 | vsi->base_queue, vsi->num_queue_pairs, vsi->num_tx_desc, | |
338 | vsi->num_rx_desc); | |
02e9c290 | 339 | dev_info(&pf->pdev->dev, " type = %i\n", vsi->type); |
3118025a MW |
340 | if (vsi->type == I40E_VSI_SRIOV) |
341 | dev_info(&pf->pdev->dev, " VF ID = %i\n", vsi->vf_id); | |
02e9c290 JB |
342 | dev_info(&pf->pdev->dev, |
343 | " info: valid_sections = 0x%04x, switch_id = 0x%04x\n", | |
344 | vsi->info.valid_sections, vsi->info.switch_id); | |
345 | dev_info(&pf->pdev->dev, | |
346 | " info: sw_reserved[] = 0x%02x 0x%02x\n", | |
347 | vsi->info.sw_reserved[0], vsi->info.sw_reserved[1]); | |
348 | dev_info(&pf->pdev->dev, | |
349 | " info: sec_flags = 0x%02x, sec_reserved = 0x%02x\n", | |
350 | vsi->info.sec_flags, vsi->info.sec_reserved); | |
351 | dev_info(&pf->pdev->dev, | |
352 | " info: pvid = 0x%04x, fcoe_pvid = 0x%04x, port_vlan_flags = 0x%02x\n", | |
353 | vsi->info.pvid, vsi->info.fcoe_pvid, | |
354 | vsi->info.port_vlan_flags); | |
355 | dev_info(&pf->pdev->dev, | |
356 | " info: pvlan_reserved[] = 0x%02x 0x%02x 0x%02x\n", | |
357 | vsi->info.pvlan_reserved[0], vsi->info.pvlan_reserved[1], | |
358 | vsi->info.pvlan_reserved[2]); | |
359 | dev_info(&pf->pdev->dev, | |
360 | " info: ingress_table = 0x%08x, egress_table = 0x%08x\n", | |
361 | vsi->info.ingress_table, vsi->info.egress_table); | |
362 | dev_info(&pf->pdev->dev, | |
363 | " info: cas_pv_stag = 0x%04x, cas_pv_flags= 0x%02x, cas_pv_reserved = 0x%02x\n", | |
364 | vsi->info.cas_pv_tag, vsi->info.cas_pv_flags, | |
365 | vsi->info.cas_pv_reserved); | |
366 | dev_info(&pf->pdev->dev, | |
367 | " info: queue_mapping[0..7 ] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n", | |
368 | vsi->info.queue_mapping[0], vsi->info.queue_mapping[1], | |
369 | vsi->info.queue_mapping[2], vsi->info.queue_mapping[3], | |
370 | vsi->info.queue_mapping[4], vsi->info.queue_mapping[5], | |
371 | vsi->info.queue_mapping[6], vsi->info.queue_mapping[7]); | |
372 | dev_info(&pf->pdev->dev, | |
373 | " info: queue_mapping[8..15] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n", | |
374 | vsi->info.queue_mapping[8], vsi->info.queue_mapping[9], | |
375 | vsi->info.queue_mapping[10], vsi->info.queue_mapping[11], | |
376 | vsi->info.queue_mapping[12], vsi->info.queue_mapping[13], | |
377 | vsi->info.queue_mapping[14], vsi->info.queue_mapping[15]); | |
378 | dev_info(&pf->pdev->dev, | |
379 | " info: tc_mapping[] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n", | |
380 | vsi->info.tc_mapping[0], vsi->info.tc_mapping[1], | |
381 | vsi->info.tc_mapping[2], vsi->info.tc_mapping[3], | |
382 | vsi->info.tc_mapping[4], vsi->info.tc_mapping[5], | |
383 | vsi->info.tc_mapping[6], vsi->info.tc_mapping[7]); | |
384 | dev_info(&pf->pdev->dev, | |
385 | " info: queueing_opt_flags = 0x%02x queueing_opt_reserved[0..2] = 0x%02x 0x%02x 0x%02x\n", | |
386 | vsi->info.queueing_opt_flags, | |
387 | vsi->info.queueing_opt_reserved[0], | |
388 | vsi->info.queueing_opt_reserved[1], | |
389 | vsi->info.queueing_opt_reserved[2]); | |
390 | dev_info(&pf->pdev->dev, | |
391 | " info: up_enable_bits = 0x%02x\n", | |
392 | vsi->info.up_enable_bits); | |
393 | dev_info(&pf->pdev->dev, | |
394 | " info: sched_reserved = 0x%02x, outer_up_table = 0x%04x\n", | |
395 | vsi->info.sched_reserved, vsi->info.outer_up_table); | |
396 | dev_info(&pf->pdev->dev, | |
397 | " info: cmd_reserved[] = 0x%02x 0x%02x 0x%02x 0x0%02x 0x%02x 0x%02x 0x%02x 0x0%02x\n", | |
398 | vsi->info.cmd_reserved[0], vsi->info.cmd_reserved[1], | |
399 | vsi->info.cmd_reserved[2], vsi->info.cmd_reserved[3], | |
400 | vsi->info.cmd_reserved[4], vsi->info.cmd_reserved[5], | |
401 | vsi->info.cmd_reserved[6], vsi->info.cmd_reserved[7]); | |
402 | dev_info(&pf->pdev->dev, | |
403 | " info: qs_handle[] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n", | |
404 | vsi->info.qs_handle[0], vsi->info.qs_handle[1], | |
405 | vsi->info.qs_handle[2], vsi->info.qs_handle[3], | |
406 | vsi->info.qs_handle[4], vsi->info.qs_handle[5], | |
407 | vsi->info.qs_handle[6], vsi->info.qs_handle[7]); | |
408 | dev_info(&pf->pdev->dev, | |
409 | " info: stat_counter_idx = 0x%04x, sched_id = 0x%04x\n", | |
410 | vsi->info.stat_counter_idx, vsi->info.sched_id); | |
411 | dev_info(&pf->pdev->dev, | |
412 | " 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", | |
413 | vsi->info.resp_reserved[0], vsi->info.resp_reserved[1], | |
414 | vsi->info.resp_reserved[2], vsi->info.resp_reserved[3], | |
415 | vsi->info.resp_reserved[4], vsi->info.resp_reserved[5], | |
416 | vsi->info.resp_reserved[6], vsi->info.resp_reserved[7], | |
417 | vsi->info.resp_reserved[8], vsi->info.resp_reserved[9], | |
418 | vsi->info.resp_reserved[10], vsi->info.resp_reserved[11]); | |
02e9c290 JB |
419 | dev_info(&pf->pdev->dev, " idx = %d\n", vsi->idx); |
420 | dev_info(&pf->pdev->dev, | |
421 | " tc_config: numtc = %d, enabled_tc = 0x%x\n", | |
422 | vsi->tc_config.numtc, vsi->tc_config.enabled_tc); | |
423 | for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { | |
424 | dev_info(&pf->pdev->dev, | |
425 | " tc_config: tc = %d, qoffset = %d, qcount = %d, netdev_tc = %d\n", | |
426 | i, vsi->tc_config.tc_info[i].qoffset, | |
427 | vsi->tc_config.tc_info[i].qcount, | |
428 | vsi->tc_config.tc_info[i].netdev_tc); | |
429 | } | |
430 | dev_info(&pf->pdev->dev, | |
431 | " bw: bw_limit = %d, bw_max_quanta = %d\n", | |
432 | vsi->bw_limit, vsi->bw_max_quanta); | |
433 | for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { | |
434 | dev_info(&pf->pdev->dev, | |
435 | " bw[%d]: ets_share_credits = %d, ets_limit_credits = %d, max_quanta = %d\n", | |
436 | i, vsi->bw_ets_share_credits[i], | |
437 | vsi->bw_ets_limit_credits[i], | |
438 | vsi->bw_ets_max_quanta[i]); | |
439 | } | |
440 | } | |
441 | ||
442 | /** | |
443 | * i40e_dbg_dump_aq_desc - handles dump aq_desc write into command datum | |
444 | * @pf: the i40e_pf created in command write | |
445 | **/ | |
446 | static void i40e_dbg_dump_aq_desc(struct i40e_pf *pf) | |
447 | { | |
448 | struct i40e_adminq_ring *ring; | |
449 | struct i40e_hw *hw = &pf->hw; | |
e625f71b | 450 | char hdr[32]; |
02e9c290 JB |
451 | int i; |
452 | ||
e625f71b SN |
453 | snprintf(hdr, sizeof(hdr), "%s %s: ", |
454 | dev_driver_string(&pf->pdev->dev), | |
455 | dev_name(&pf->pdev->dev)); | |
456 | ||
02e9c290 JB |
457 | /* first the send (command) ring, then the receive (event) ring */ |
458 | dev_info(&pf->pdev->dev, "AdminQ Tx Ring\n"); | |
459 | ring = &(hw->aq.asq); | |
460 | for (i = 0; i < ring->count; i++) { | |
461 | struct i40e_aq_desc *d = I40E_ADMINQ_DESC(*ring, i); | |
6995b36c | 462 | |
02e9c290 JB |
463 | dev_info(&pf->pdev->dev, |
464 | " at[%02d] flags=0x%04x op=0x%04x dlen=0x%04x ret=0x%04x cookie_h=0x%08x cookie_l=0x%08x\n", | |
465 | i, d->flags, d->opcode, d->datalen, d->retval, | |
466 | d->cookie_high, d->cookie_low); | |
e625f71b SN |
467 | print_hex_dump(KERN_INFO, hdr, DUMP_PREFIX_NONE, |
468 | 16, 1, d->params.raw, 16, 0); | |
02e9c290 JB |
469 | } |
470 | ||
471 | dev_info(&pf->pdev->dev, "AdminQ Rx Ring\n"); | |
472 | ring = &(hw->aq.arq); | |
473 | for (i = 0; i < ring->count; i++) { | |
474 | struct i40e_aq_desc *d = I40E_ADMINQ_DESC(*ring, i); | |
6995b36c | 475 | |
02e9c290 JB |
476 | dev_info(&pf->pdev->dev, |
477 | " ar[%02d] flags=0x%04x op=0x%04x dlen=0x%04x ret=0x%04x cookie_h=0x%08x cookie_l=0x%08x\n", | |
478 | i, d->flags, d->opcode, d->datalen, d->retval, | |
479 | d->cookie_high, d->cookie_low); | |
e625f71b SN |
480 | print_hex_dump(KERN_INFO, hdr, DUMP_PREFIX_NONE, |
481 | 16, 1, d->params.raw, 16, 0); | |
02e9c290 JB |
482 | } |
483 | } | |
484 | ||
485 | /** | |
486 | * i40e_dbg_dump_desc - handles dump desc write into command datum | |
487 | * @cnt: number of arguments that the user supplied | |
488 | * @vsi_seid: vsi id entered by user | |
489 | * @ring_id: ring id entered by user | |
490 | * @desc_n: descriptor number entered by user | |
491 | * @pf: the i40e_pf created in command write | |
492 | * @is_rx_ring: true if rx, false if tx | |
493 | **/ | |
494 | static void i40e_dbg_dump_desc(int cnt, int vsi_seid, int ring_id, int desc_n, | |
495 | struct i40e_pf *pf, bool is_rx_ring) | |
496 | { | |
68bf94aa SN |
497 | struct i40e_tx_desc *txd; |
498 | union i40e_rx_desc *rxd; | |
e6c97234 | 499 | struct i40e_ring *ring; |
02e9c290 JB |
500 | struct i40e_vsi *vsi; |
501 | int i; | |
502 | ||
503 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
504 | if (!vsi) { | |
7792fe4f | 505 | dev_info(&pf->pdev->dev, "vsi %d not found\n", vsi_seid); |
02e9c290 JB |
506 | return; |
507 | } | |
508 | if (ring_id >= vsi->num_queue_pairs || ring_id < 0) { | |
509 | dev_info(&pf->pdev->dev, "ring %d not found\n", ring_id); | |
02e9c290 JB |
510 | return; |
511 | } | |
68bf94aa | 512 | if (!vsi->tx_rings || !vsi->tx_rings[0]->desc) { |
29d0790e SN |
513 | dev_info(&pf->pdev->dev, |
514 | "descriptor rings have not been allocated for vsi %d\n", | |
515 | vsi_seid); | |
516 | return; | |
517 | } | |
e6c97234 JP |
518 | |
519 | ring = kmemdup(is_rx_ring | |
520 | ? vsi->rx_rings[ring_id] : vsi->tx_rings[ring_id], | |
521 | sizeof(*ring), GFP_KERNEL); | |
522 | if (!ring) | |
523 | return; | |
524 | ||
02e9c290 JB |
525 | if (cnt == 2) { |
526 | dev_info(&pf->pdev->dev, "vsi = %02i %s ring = %02i\n", | |
527 | vsi_seid, is_rx_ring ? "rx" : "tx", ring_id); | |
e6c97234 | 528 | for (i = 0; i < ring->count; i++) { |
68bf94aa | 529 | if (!is_rx_ring) { |
e6c97234 | 530 | txd = I40E_TX_DESC(ring, i); |
02e9c290 | 531 | dev_info(&pf->pdev->dev, |
13cb3e9d | 532 | " d[%03x] = 0x%016llx 0x%016llx\n", |
68bf94aa SN |
533 | i, txd->buffer_addr, |
534 | txd->cmd_type_offset_bsz); | |
68bf94aa | 535 | } else { |
e6c97234 | 536 | rxd = I40E_RX_DESC(ring, i); |
02e9c290 | 537 | dev_info(&pf->pdev->dev, |
13cb3e9d | 538 | " d[%03x] = 0x%016llx 0x%016llx 0x%016llx 0x%016llx\n", |
68bf94aa SN |
539 | i, rxd->read.pkt_addr, |
540 | rxd->read.hdr_addr, | |
541 | rxd->read.rsvd1, rxd->read.rsvd2); | |
542 | } | |
02e9c290 JB |
543 | } |
544 | } else if (cnt == 3) { | |
e6c97234 | 545 | if (desc_n >= ring->count || desc_n < 0) { |
02e9c290 JB |
546 | dev_info(&pf->pdev->dev, |
547 | "descriptor %d not found\n", desc_n); | |
e3fe44c7 | 548 | goto out; |
02e9c290 | 549 | } |
68bf94aa | 550 | if (!is_rx_ring) { |
e6c97234 | 551 | txd = I40E_TX_DESC(ring, desc_n); |
02e9c290 | 552 | dev_info(&pf->pdev->dev, |
13cb3e9d | 553 | "vsi = %02i tx ring = %02i d[%03x] = 0x%016llx 0x%016llx\n", |
68bf94aa SN |
554 | vsi_seid, ring_id, desc_n, |
555 | txd->buffer_addr, txd->cmd_type_offset_bsz); | |
68bf94aa | 556 | } else { |
e6c97234 | 557 | rxd = I40E_RX_DESC(ring, desc_n); |
02e9c290 | 558 | dev_info(&pf->pdev->dev, |
13cb3e9d | 559 | "vsi = %02i rx ring = %02i d[%03x] = 0x%016llx 0x%016llx 0x%016llx 0x%016llx\n", |
68bf94aa SN |
560 | vsi_seid, ring_id, desc_n, |
561 | rxd->read.pkt_addr, rxd->read.hdr_addr, | |
562 | rxd->read.rsvd1, rxd->read.rsvd2); | |
563 | } | |
02e9c290 | 564 | } else { |
7792fe4f | 565 | dev_info(&pf->pdev->dev, "dump desc rx/tx <vsi_seid> <ring_id> [<desc_n>]\n"); |
02e9c290 | 566 | } |
e3fe44c7 JP |
567 | |
568 | out: | |
e6c97234 | 569 | kfree(ring); |
02e9c290 JB |
570 | } |
571 | ||
572 | /** | |
573 | * i40e_dbg_dump_vsi_no_seid - handles dump vsi write into command datum | |
574 | * @pf: the i40e_pf created in command write | |
575 | **/ | |
576 | static void i40e_dbg_dump_vsi_no_seid(struct i40e_pf *pf) | |
577 | { | |
578 | int i; | |
579 | ||
505682cd | 580 | for (i = 0; i < pf->num_alloc_vsi; i++) |
02e9c290 JB |
581 | if (pf->vsi[i]) |
582 | dev_info(&pf->pdev->dev, "dump vsi[%d]: %d\n", | |
583 | i, pf->vsi[i]->seid); | |
584 | } | |
585 | ||
586 | /** | |
587 | * i40e_dbg_dump_stats - handles dump stats write into command datum | |
588 | * @pf: the i40e_pf created in command write | |
589 | * @estats: the eth stats structure to be dumped | |
590 | **/ | |
591 | static void i40e_dbg_dump_eth_stats(struct i40e_pf *pf, | |
592 | struct i40e_eth_stats *estats) | |
593 | { | |
594 | dev_info(&pf->pdev->dev, " ethstats:\n"); | |
595 | dev_info(&pf->pdev->dev, | |
596 | " rx_bytes = \t%lld \trx_unicast = \t\t%lld \trx_multicast = \t%lld\n", | |
597 | estats->rx_bytes, estats->rx_unicast, estats->rx_multicast); | |
598 | dev_info(&pf->pdev->dev, | |
03da6f6a SN |
599 | " rx_broadcast = \t%lld \trx_discards = \t\t%lld\n", |
600 | estats->rx_broadcast, estats->rx_discards); | |
02e9c290 | 601 | dev_info(&pf->pdev->dev, |
03da6f6a SN |
602 | " rx_unknown_protocol = \t%lld \ttx_bytes = \t%lld\n", |
603 | estats->rx_unknown_protocol, estats->tx_bytes); | |
02e9c290 JB |
604 | dev_info(&pf->pdev->dev, |
605 | " tx_unicast = \t%lld \ttx_multicast = \t\t%lld \ttx_broadcast = \t%lld\n", | |
606 | estats->tx_unicast, estats->tx_multicast, estats->tx_broadcast); | |
607 | dev_info(&pf->pdev->dev, | |
608 | " tx_discards = \t%lld \ttx_errors = \t\t%lld\n", | |
609 | estats->tx_discards, estats->tx_errors); | |
610 | } | |
611 | ||
02e9c290 JB |
612 | /** |
613 | * i40e_dbg_dump_veb_seid - handles dump stats of a single given veb | |
614 | * @pf: the i40e_pf created in command write | |
615 | * @seid: the seid the user put in | |
616 | **/ | |
617 | static void i40e_dbg_dump_veb_seid(struct i40e_pf *pf, int seid) | |
618 | { | |
619 | struct i40e_veb *veb; | |
620 | ||
02e9c290 JB |
621 | veb = i40e_dbg_find_veb(pf, seid); |
622 | if (!veb) { | |
e625f71b | 623 | dev_info(&pf->pdev->dev, "can't find veb %d\n", seid); |
02e9c290 JB |
624 | return; |
625 | } | |
626 | dev_info(&pf->pdev->dev, | |
51616018 | 627 | "veb idx=%d,%d stats_ic=%d seid=%d uplink=%d mode=%s\n", |
02e9c290 | 628 | veb->idx, veb->veb_idx, veb->stats_idx, veb->seid, |
51616018 NP |
629 | veb->uplink_seid, |
630 | veb->bridge_mode == BRIDGE_MODE_VEPA ? "VEPA" : "VEB"); | |
02e9c290 JB |
631 | i40e_dbg_dump_eth_stats(pf, &veb->stats); |
632 | } | |
633 | ||
634 | /** | |
635 | * i40e_dbg_dump_veb_all - dumps all known veb's stats | |
636 | * @pf: the i40e_pf created in command write | |
637 | **/ | |
638 | static void i40e_dbg_dump_veb_all(struct i40e_pf *pf) | |
639 | { | |
640 | struct i40e_veb *veb; | |
641 | int i; | |
642 | ||
643 | for (i = 0; i < I40E_MAX_VEB; i++) { | |
644 | veb = pf->veb[i]; | |
645 | if (veb) | |
646 | i40e_dbg_dump_veb_seid(pf, veb->seid); | |
647 | } | |
648 | } | |
649 | ||
3118025a MW |
650 | /** |
651 | * i40e_dbg_dump_vf - dump VF info | |
652 | * @pf: the i40e_pf created in command write | |
653 | * @vf_id: the vf_id from the user | |
654 | **/ | |
655 | static void i40e_dbg_dump_vf(struct i40e_pf *pf, int vf_id) | |
656 | { | |
657 | struct i40e_vf *vf; | |
658 | struct i40e_vsi *vsi; | |
659 | ||
660 | if (!pf->num_alloc_vfs) { | |
661 | dev_info(&pf->pdev->dev, "no VFs allocated\n"); | |
662 | } else if ((vf_id >= 0) && (vf_id < pf->num_alloc_vfs)) { | |
663 | vf = &pf->vf[vf_id]; | |
664 | vsi = pf->vsi[vf->lan_vsi_idx]; | |
665 | dev_info(&pf->pdev->dev, "vf %2d: VSI id=%d, seid=%d, qps=%d\n", | |
666 | vf_id, vf->lan_vsi_id, vsi->seid, vf->num_queue_pairs); | |
667 | dev_info(&pf->pdev->dev, " num MDD=%lld, invalid msg=%lld, valid msg=%lld\n", | |
668 | vf->num_mdd_events, | |
669 | vf->num_invalid_msgs, | |
670 | vf->num_valid_msgs); | |
671 | } else { | |
672 | dev_info(&pf->pdev->dev, "invalid VF id %d\n", vf_id); | |
673 | } | |
674 | } | |
675 | ||
676 | /** | |
677 | * i40e_dbg_dump_vf_all - dump VF info for all VFs | |
678 | * @pf: the i40e_pf created in command write | |
679 | **/ | |
680 | static void i40e_dbg_dump_vf_all(struct i40e_pf *pf) | |
681 | { | |
682 | int i; | |
683 | ||
684 | if (!pf->num_alloc_vfs) | |
685 | dev_info(&pf->pdev->dev, "no VFs enabled!\n"); | |
686 | else | |
687 | for (i = 0; i < pf->num_alloc_vfs; i++) | |
688 | i40e_dbg_dump_vf(pf, i); | |
689 | } | |
690 | ||
02e9c290 JB |
691 | #define I40E_MAX_DEBUG_OUT_BUFFER (4096*4) |
692 | /** | |
693 | * i40e_dbg_command_write - write into command datum | |
694 | * @filp: the opened file | |
695 | * @buffer: where to find the user's data | |
696 | * @count: the length of the user's data | |
697 | * @ppos: file position offset | |
698 | **/ | |
699 | static ssize_t i40e_dbg_command_write(struct file *filp, | |
700 | const char __user *buffer, | |
701 | size_t count, loff_t *ppos) | |
702 | { | |
703 | struct i40e_pf *pf = filp->private_data; | |
004173cb | 704 | char *cmd_buf, *cmd_buf_tmp; |
02e9c290 JB |
705 | int bytes_not_copied; |
706 | struct i40e_vsi *vsi; | |
02e9c290 JB |
707 | int vsi_seid; |
708 | int veb_seid; | |
3118025a | 709 | int vf_id; |
02e9c290 JB |
710 | int cnt; |
711 | ||
712 | /* don't allow partial writes */ | |
713 | if (*ppos != 0) | |
714 | return 0; | |
715 | ||
716 | cmd_buf = kzalloc(count + 1, GFP_KERNEL); | |
717 | if (!cmd_buf) | |
718 | return count; | |
719 | bytes_not_copied = copy_from_user(cmd_buf, buffer, count); | |
0286c67e | 720 | if (bytes_not_copied) { |
dda094a3 | 721 | kfree(cmd_buf); |
0286c67e | 722 | return -EFAULT; |
dda094a3 | 723 | } |
02e9c290 JB |
724 | cmd_buf[count] = '\0'; |
725 | ||
004173cb JB |
726 | cmd_buf_tmp = strchr(cmd_buf, '\n'); |
727 | if (cmd_buf_tmp) { | |
728 | *cmd_buf_tmp = '\0'; | |
729 | count = cmd_buf_tmp - cmd_buf + 1; | |
730 | } | |
731 | ||
02e9c290 JB |
732 | if (strncmp(cmd_buf, "add vsi", 7) == 0) { |
733 | vsi_seid = -1; | |
734 | cnt = sscanf(&cmd_buf[7], "%i", &vsi_seid); | |
735 | if (cnt == 0) { | |
736 | /* default to PF VSI */ | |
737 | vsi_seid = pf->vsi[pf->lan_vsi]->seid; | |
738 | } else if (vsi_seid < 0) { | |
739 | dev_info(&pf->pdev->dev, "add VSI %d: bad vsi seid\n", | |
740 | vsi_seid); | |
741 | goto command_write_done; | |
742 | } | |
743 | ||
fc60861e ASJ |
744 | /* By default we are in VEPA mode, if this is the first VF/VMDq |
745 | * VSI to be added switch to VEB mode. | |
746 | */ | |
747 | if (!(pf->flags & I40E_FLAG_VEB_MODE_ENABLED)) { | |
748 | pf->flags |= I40E_FLAG_VEB_MODE_ENABLED; | |
ff424188 | 749 | i40e_do_reset_safe(pf, I40E_PF_RESET_FLAG); |
fc60861e ASJ |
750 | } |
751 | ||
02e9c290 JB |
752 | vsi = i40e_vsi_setup(pf, I40E_VSI_VMDQ2, vsi_seid, 0); |
753 | if (vsi) | |
754 | dev_info(&pf->pdev->dev, "added VSI %d to relay %d\n", | |
755 | vsi->seid, vsi->uplink_seid); | |
756 | else | |
757 | dev_info(&pf->pdev->dev, "'%s' failed\n", cmd_buf); | |
758 | ||
759 | } else if (strncmp(cmd_buf, "del vsi", 7) == 0) { | |
6995b36c JB |
760 | cnt = sscanf(&cmd_buf[7], "%i", &vsi_seid); |
761 | if (cnt != 1) { | |
762 | dev_info(&pf->pdev->dev, | |
763 | "del vsi: bad command string, cnt=%d\n", | |
764 | cnt); | |
765 | goto command_write_done; | |
766 | } | |
02e9c290 JB |
767 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); |
768 | if (!vsi) { | |
769 | dev_info(&pf->pdev->dev, "del VSI %d: seid not found\n", | |
770 | vsi_seid); | |
771 | goto command_write_done; | |
772 | } | |
773 | ||
774 | dev_info(&pf->pdev->dev, "deleting VSI %d\n", vsi_seid); | |
775 | i40e_vsi_release(vsi); | |
776 | ||
777 | } else if (strncmp(cmd_buf, "add relay", 9) == 0) { | |
778 | struct i40e_veb *veb; | |
779 | int uplink_seid, i; | |
780 | ||
781 | cnt = sscanf(&cmd_buf[9], "%i %i", &uplink_seid, &vsi_seid); | |
782 | if (cnt != 2) { | |
783 | dev_info(&pf->pdev->dev, | |
784 | "add relay: bad command string, cnt=%d\n", | |
785 | cnt); | |
786 | goto command_write_done; | |
787 | } else if (uplink_seid < 0) { | |
788 | dev_info(&pf->pdev->dev, | |
789 | "add relay %d: bad uplink seid\n", | |
790 | uplink_seid); | |
791 | goto command_write_done; | |
792 | } | |
793 | ||
794 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
795 | if (!vsi) { | |
796 | dev_info(&pf->pdev->dev, | |
c07019e4 | 797 | "add relay: VSI %d not found\n", vsi_seid); |
02e9c290 JB |
798 | goto command_write_done; |
799 | } | |
800 | ||
801 | for (i = 0; i < I40E_MAX_VEB; i++) | |
802 | if (pf->veb[i] && pf->veb[i]->seid == uplink_seid) | |
803 | break; | |
804 | if (i >= I40E_MAX_VEB && uplink_seid != 0 && | |
805 | uplink_seid != pf->mac_seid) { | |
806 | dev_info(&pf->pdev->dev, | |
807 | "add relay: relay uplink %d not found\n", | |
808 | uplink_seid); | |
809 | goto command_write_done; | |
810 | } | |
811 | ||
812 | veb = i40e_veb_setup(pf, 0, uplink_seid, vsi_seid, | |
813 | vsi->tc_config.enabled_tc); | |
814 | if (veb) | |
815 | dev_info(&pf->pdev->dev, "added relay %d\n", veb->seid); | |
816 | else | |
817 | dev_info(&pf->pdev->dev, "add relay failed\n"); | |
818 | ||
819 | } else if (strncmp(cmd_buf, "del relay", 9) == 0) { | |
820 | int i; | |
821 | cnt = sscanf(&cmd_buf[9], "%i", &veb_seid); | |
822 | if (cnt != 1) { | |
823 | dev_info(&pf->pdev->dev, | |
824 | "del relay: bad command string, cnt=%d\n", | |
825 | cnt); | |
826 | goto command_write_done; | |
827 | } else if (veb_seid < 0) { | |
828 | dev_info(&pf->pdev->dev, | |
829 | "del relay %d: bad relay seid\n", veb_seid); | |
830 | goto command_write_done; | |
831 | } | |
832 | ||
833 | /* find the veb */ | |
834 | for (i = 0; i < I40E_MAX_VEB; i++) | |
835 | if (pf->veb[i] && pf->veb[i]->seid == veb_seid) | |
836 | break; | |
837 | if (i >= I40E_MAX_VEB) { | |
838 | dev_info(&pf->pdev->dev, | |
839 | "del relay: relay %d not found\n", veb_seid); | |
840 | goto command_write_done; | |
841 | } | |
842 | ||
843 | dev_info(&pf->pdev->dev, "deleting relay %d\n", veb_seid); | |
844 | i40e_veb_release(pf->veb[i]); | |
02e9c290 | 845 | } else if (strncmp(cmd_buf, "add pvid", 8) == 0) { |
02e9c290 | 846 | i40e_status ret; |
738a9e9b | 847 | u16 vid; |
efe1ac25 | 848 | unsigned int v; |
02e9c290 JB |
849 | |
850 | cnt = sscanf(&cmd_buf[8], "%i %u", &vsi_seid, &v); | |
851 | if (cnt != 2) { | |
852 | dev_info(&pf->pdev->dev, | |
853 | "add pvid: bad command string, cnt=%d\n", cnt); | |
854 | goto command_write_done; | |
855 | } | |
856 | ||
857 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
858 | if (!vsi) { | |
859 | dev_info(&pf->pdev->dev, "add pvid: VSI %d not found\n", | |
860 | vsi_seid); | |
861 | goto command_write_done; | |
862 | } | |
863 | ||
efe1ac25 | 864 | vid = v; |
02e9c290 JB |
865 | ret = i40e_vsi_add_pvid(vsi, vid); |
866 | if (!ret) | |
867 | dev_info(&pf->pdev->dev, | |
868 | "add pvid: %d added to VSI %d\n", | |
869 | vid, vsi_seid); | |
870 | else | |
871 | dev_info(&pf->pdev->dev, | |
872 | "add pvid: %d to VSI %d failed, ret=%d\n", | |
873 | vid, vsi_seid, ret); | |
874 | ||
875 | } else if (strncmp(cmd_buf, "del pvid", 8) == 0) { | |
876 | ||
877 | cnt = sscanf(&cmd_buf[8], "%i", &vsi_seid); | |
878 | if (cnt != 1) { | |
879 | dev_info(&pf->pdev->dev, | |
880 | "del pvid: bad command string, cnt=%d\n", | |
881 | cnt); | |
882 | goto command_write_done; | |
883 | } | |
884 | ||
885 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
886 | if (!vsi) { | |
887 | dev_info(&pf->pdev->dev, | |
888 | "del pvid: VSI %d not found\n", vsi_seid); | |
889 | goto command_write_done; | |
890 | } | |
891 | ||
892 | i40e_vsi_remove_pvid(vsi); | |
893 | dev_info(&pf->pdev->dev, | |
894 | "del pvid: removed from VSI %d\n", vsi_seid); | |
895 | ||
896 | } else if (strncmp(cmd_buf, "dump", 4) == 0) { | |
897 | if (strncmp(&cmd_buf[5], "switch", 6) == 0) { | |
898 | i40e_fetch_switch_configuration(pf, true); | |
899 | } else if (strncmp(&cmd_buf[5], "vsi", 3) == 0) { | |
900 | cnt = sscanf(&cmd_buf[8], "%i", &vsi_seid); | |
901 | if (cnt > 0) | |
902 | i40e_dbg_dump_vsi_seid(pf, vsi_seid); | |
903 | else | |
904 | i40e_dbg_dump_vsi_no_seid(pf); | |
905 | } else if (strncmp(&cmd_buf[5], "veb", 3) == 0) { | |
906 | cnt = sscanf(&cmd_buf[8], "%i", &vsi_seid); | |
907 | if (cnt > 0) | |
908 | i40e_dbg_dump_veb_seid(pf, vsi_seid); | |
909 | else | |
910 | i40e_dbg_dump_veb_all(pf); | |
3118025a MW |
911 | } else if (strncmp(&cmd_buf[5], "vf", 2) == 0) { |
912 | cnt = sscanf(&cmd_buf[7], "%i", &vf_id); | |
913 | if (cnt > 0) | |
914 | i40e_dbg_dump_vf(pf, vf_id); | |
915 | else | |
916 | i40e_dbg_dump_vf_all(pf); | |
02e9c290 JB |
917 | } else if (strncmp(&cmd_buf[5], "desc", 4) == 0) { |
918 | int ring_id, desc_n; | |
919 | if (strncmp(&cmd_buf[10], "rx", 2) == 0) { | |
920 | cnt = sscanf(&cmd_buf[12], "%i %i %i", | |
921 | &vsi_seid, &ring_id, &desc_n); | |
922 | i40e_dbg_dump_desc(cnt, vsi_seid, ring_id, | |
923 | desc_n, pf, true); | |
924 | } else if (strncmp(&cmd_buf[10], "tx", 2) | |
925 | == 0) { | |
926 | cnt = sscanf(&cmd_buf[12], "%i %i %i", | |
927 | &vsi_seid, &ring_id, &desc_n); | |
928 | i40e_dbg_dump_desc(cnt, vsi_seid, ring_id, | |
929 | desc_n, pf, false); | |
930 | } else if (strncmp(&cmd_buf[10], "aq", 2) == 0) { | |
931 | i40e_dbg_dump_aq_desc(pf); | |
932 | } else { | |
933 | dev_info(&pf->pdev->dev, | |
934 | "dump desc tx <vsi_seid> <ring_id> [<desc_n>]\n"); | |
935 | dev_info(&pf->pdev->dev, | |
936 | "dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n"); | |
937 | dev_info(&pf->pdev->dev, "dump desc aq\n"); | |
938 | } | |
02e9c290 JB |
939 | } else if (strncmp(&cmd_buf[5], "reset stats", 11) == 0) { |
940 | dev_info(&pf->pdev->dev, | |
941 | "core reset count: %d\n", pf->corer_count); | |
942 | dev_info(&pf->pdev->dev, | |
943 | "global reset count: %d\n", pf->globr_count); | |
944 | dev_info(&pf->pdev->dev, | |
945 | "emp reset count: %d\n", pf->empr_count); | |
946 | dev_info(&pf->pdev->dev, | |
947 | "pf reset count: %d\n", pf->pfr_count); | |
810b3ae4 ASJ |
948 | dev_info(&pf->pdev->dev, |
949 | "pf tx sluggish count: %d\n", | |
950 | pf->tx_sluggish_count); | |
02e9c290 JB |
951 | } else if (strncmp(&cmd_buf[5], "port", 4) == 0) { |
952 | struct i40e_aqc_query_port_ets_config_resp *bw_data; | |
953 | struct i40e_dcbx_config *cfg = | |
954 | &pf->hw.local_dcbx_config; | |
955 | struct i40e_dcbx_config *r_cfg = | |
956 | &pf->hw.remote_dcbx_config; | |
957 | int i, ret; | |
2ae0bf50 | 958 | u16 switch_id; |
02e9c290 JB |
959 | |
960 | bw_data = kzalloc(sizeof( | |
961 | struct i40e_aqc_query_port_ets_config_resp), | |
962 | GFP_KERNEL); | |
963 | if (!bw_data) { | |
964 | ret = -ENOMEM; | |
965 | goto command_write_done; | |
966 | } | |
967 | ||
a01c7f67 AB |
968 | vsi = pf->vsi[pf->lan_vsi]; |
969 | switch_id = | |
2ae0bf50 JK |
970 | le16_to_cpu(vsi->info.switch_id) & |
971 | I40E_AQ_VSI_SW_ID_MASK; | |
a01c7f67 | 972 | |
02e9c290 | 973 | ret = i40e_aq_query_port_ets_config(&pf->hw, |
a01c7f67 | 974 | switch_id, |
02e9c290 JB |
975 | bw_data, NULL); |
976 | if (ret) { | |
977 | dev_info(&pf->pdev->dev, | |
978 | "Query Port ETS Config AQ command failed =0x%x\n", | |
979 | pf->hw.aq.asq_last_status); | |
980 | kfree(bw_data); | |
981 | bw_data = NULL; | |
982 | goto command_write_done; | |
983 | } | |
984 | dev_info(&pf->pdev->dev, | |
985 | "port bw: tc_valid=0x%x tc_strict_prio=0x%x, tc_bw_max=0x%04x,0x%04x\n", | |
986 | bw_data->tc_valid_bits, | |
987 | bw_data->tc_strict_priority_bits, | |
988 | le16_to_cpu(bw_data->tc_bw_max[0]), | |
989 | le16_to_cpu(bw_data->tc_bw_max[1])); | |
990 | for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { | |
991 | dev_info(&pf->pdev->dev, "port bw: tc_bw_share=%d tc_bw_limit=%d\n", | |
992 | bw_data->tc_bw_share_credits[i], | |
993 | le16_to_cpu(bw_data->tc_bw_limits[i])); | |
994 | } | |
995 | ||
996 | kfree(bw_data); | |
997 | bw_data = NULL; | |
998 | ||
9fa61dd2 NP |
999 | dev_info(&pf->pdev->dev, |
1000 | "port dcbx_mode=%d\n", cfg->dcbx_mode); | |
02e9c290 JB |
1001 | dev_info(&pf->pdev->dev, |
1002 | "port ets_cfg: willing=%d cbs=%d, maxtcs=%d\n", | |
1003 | cfg->etscfg.willing, cfg->etscfg.cbs, | |
1004 | cfg->etscfg.maxtcs); | |
1005 | for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { | |
1006 | dev_info(&pf->pdev->dev, "port ets_cfg: %d prio_tc=%d tcbw=%d tctsa=%d\n", | |
1007 | i, cfg->etscfg.prioritytable[i], | |
1008 | cfg->etscfg.tcbwtable[i], | |
1009 | cfg->etscfg.tsatable[i]); | |
1010 | } | |
1011 | for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { | |
1012 | dev_info(&pf->pdev->dev, "port ets_rec: %d prio_tc=%d tcbw=%d tctsa=%d\n", | |
1013 | i, cfg->etsrec.prioritytable[i], | |
1014 | cfg->etsrec.tcbwtable[i], | |
1015 | cfg->etsrec.tsatable[i]); | |
1016 | } | |
1017 | dev_info(&pf->pdev->dev, | |
1018 | "port pfc_cfg: willing=%d mbc=%d, pfccap=%d pfcenable=0x%x\n", | |
1019 | cfg->pfc.willing, cfg->pfc.mbc, | |
1020 | cfg->pfc.pfccap, cfg->pfc.pfcenable); | |
1021 | dev_info(&pf->pdev->dev, | |
1022 | "port app_table: num_apps=%d\n", cfg->numapps); | |
1023 | for (i = 0; i < cfg->numapps; i++) { | |
1024 | dev_info(&pf->pdev->dev, "port app_table: %d prio=%d selector=%d protocol=0x%x\n", | |
1025 | i, cfg->app[i].priority, | |
1026 | cfg->app[i].selector, | |
1027 | cfg->app[i].protocolid); | |
1028 | } | |
1029 | /* Peer TLV DCBX data */ | |
1030 | dev_info(&pf->pdev->dev, | |
1031 | "remote port ets_cfg: willing=%d cbs=%d, maxtcs=%d\n", | |
1032 | r_cfg->etscfg.willing, | |
1033 | r_cfg->etscfg.cbs, r_cfg->etscfg.maxtcs); | |
1034 | for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { | |
1035 | dev_info(&pf->pdev->dev, "remote port ets_cfg: %d prio_tc=%d tcbw=%d tctsa=%d\n", | |
1036 | i, r_cfg->etscfg.prioritytable[i], | |
1037 | r_cfg->etscfg.tcbwtable[i], | |
1038 | r_cfg->etscfg.tsatable[i]); | |
1039 | } | |
1040 | for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { | |
1041 | dev_info(&pf->pdev->dev, "remote port ets_rec: %d prio_tc=%d tcbw=%d tctsa=%d\n", | |
1042 | i, r_cfg->etsrec.prioritytable[i], | |
1043 | r_cfg->etsrec.tcbwtable[i], | |
1044 | r_cfg->etsrec.tsatable[i]); | |
1045 | } | |
1046 | dev_info(&pf->pdev->dev, | |
1047 | "remote port pfc_cfg: willing=%d mbc=%d, pfccap=%d pfcenable=0x%x\n", | |
1048 | r_cfg->pfc.willing, | |
1049 | r_cfg->pfc.mbc, | |
1050 | r_cfg->pfc.pfccap, | |
1051 | r_cfg->pfc.pfcenable); | |
1052 | dev_info(&pf->pdev->dev, | |
1053 | "remote port app_table: num_apps=%d\n", | |
1054 | r_cfg->numapps); | |
1055 | for (i = 0; i < r_cfg->numapps; i++) { | |
1056 | dev_info(&pf->pdev->dev, "remote port app_table: %d prio=%d selector=%d protocol=0x%x\n", | |
1057 | i, r_cfg->app[i].priority, | |
1058 | r_cfg->app[i].selector, | |
1059 | r_cfg->app[i].protocolid); | |
1060 | } | |
3169c323 JB |
1061 | } else if (strncmp(&cmd_buf[5], "debug fwdata", 12) == 0) { |
1062 | int cluster_id, table_id; | |
1063 | int index, ret; | |
1064 | u16 buff_len = 4096; | |
1065 | u32 next_index; | |
1066 | u8 next_table; | |
1067 | u8 *buff; | |
1068 | u16 rlen; | |
1069 | ||
1070 | cnt = sscanf(&cmd_buf[18], "%i %i %i", | |
1071 | &cluster_id, &table_id, &index); | |
1072 | if (cnt != 3) { | |
1073 | dev_info(&pf->pdev->dev, | |
1074 | "dump debug fwdata <cluster_id> <table_id> <index>\n"); | |
1075 | goto command_write_done; | |
1076 | } | |
1077 | ||
1078 | dev_info(&pf->pdev->dev, | |
1079 | "AQ debug dump fwdata params %x %x %x %x\n", | |
1080 | cluster_id, table_id, index, buff_len); | |
1081 | buff = kzalloc(buff_len, GFP_KERNEL); | |
1082 | if (!buff) | |
1083 | goto command_write_done; | |
1084 | ||
1085 | ret = i40e_aq_debug_dump(&pf->hw, cluster_id, table_id, | |
1086 | index, buff_len, buff, &rlen, | |
1087 | &next_table, &next_index, | |
1088 | NULL); | |
1089 | if (ret) { | |
1090 | dev_info(&pf->pdev->dev, | |
1091 | "debug dump fwdata AQ Failed %d 0x%x\n", | |
1092 | ret, pf->hw.aq.asq_last_status); | |
1093 | kfree(buff); | |
1094 | buff = NULL; | |
1095 | goto command_write_done; | |
1096 | } | |
1097 | dev_info(&pf->pdev->dev, | |
1098 | "AQ debug dump fwdata rlen=0x%x next_table=0x%x next_index=0x%x\n", | |
1099 | rlen, next_table, next_index); | |
1100 | print_hex_dump(KERN_INFO, "AQ buffer WB: ", | |
1101 | DUMP_PREFIX_OFFSET, 16, 1, | |
1102 | buff, rlen, true); | |
1103 | kfree(buff); | |
1104 | buff = NULL; | |
02e9c290 JB |
1105 | } else { |
1106 | dev_info(&pf->pdev->dev, | |
1107 | "dump desc tx <vsi_seid> <ring_id> [<desc_n>], dump desc rx <vsi_seid> <ring_id> [<desc_n>],\n"); | |
7204a785 SN |
1108 | dev_info(&pf->pdev->dev, "dump switch\n"); |
1109 | dev_info(&pf->pdev->dev, "dump vsi [seid]\n"); | |
02e9c290 JB |
1110 | dev_info(&pf->pdev->dev, "dump reset stats\n"); |
1111 | dev_info(&pf->pdev->dev, "dump port\n"); | |
3118025a | 1112 | dev_info(&pf->pdev->dev, "dump vf [vf_id]\n"); |
02e9c290 JB |
1113 | dev_info(&pf->pdev->dev, |
1114 | "dump debug fwdata <cluster_id> <table_id> <index>\n"); | |
1115 | } | |
02e9c290 | 1116 | } else if (strncmp(cmd_buf, "pfr", 3) == 0) { |
69bfb110 | 1117 | dev_info(&pf->pdev->dev, "debugfs: forcing PFR\n"); |
41a1d04b | 1118 | i40e_do_reset_safe(pf, BIT(__I40E_PF_RESET_REQUESTED)); |
02e9c290 JB |
1119 | |
1120 | } else if (strncmp(cmd_buf, "corer", 5) == 0) { | |
69bfb110 | 1121 | dev_info(&pf->pdev->dev, "debugfs: forcing CoreR\n"); |
41a1d04b | 1122 | i40e_do_reset_safe(pf, BIT(__I40E_CORE_RESET_REQUESTED)); |
02e9c290 JB |
1123 | |
1124 | } else if (strncmp(cmd_buf, "globr", 5) == 0) { | |
69bfb110 | 1125 | dev_info(&pf->pdev->dev, "debugfs: forcing GlobR\n"); |
41a1d04b | 1126 | i40e_do_reset_safe(pf, BIT(__I40E_GLOBAL_RESET_REQUESTED)); |
02e9c290 | 1127 | |
7823fe34 | 1128 | } else if (strncmp(cmd_buf, "empr", 4) == 0) { |
69bfb110 | 1129 | dev_info(&pf->pdev->dev, "debugfs: forcing EMPR\n"); |
41a1d04b | 1130 | i40e_do_reset_safe(pf, BIT(__I40E_EMP_RESET_REQUESTED)); |
7823fe34 | 1131 | |
02e9c290 JB |
1132 | } else if (strncmp(cmd_buf, "read", 4) == 0) { |
1133 | u32 address; | |
1134 | u32 value; | |
6995b36c | 1135 | |
2706a20e | 1136 | cnt = sscanf(&cmd_buf[4], "%i", &address); |
02e9c290 JB |
1137 | if (cnt != 1) { |
1138 | dev_info(&pf->pdev->dev, "read <reg>\n"); | |
1139 | goto command_write_done; | |
1140 | } | |
1141 | ||
1142 | /* check the range on address */ | |
2ac8b675 SN |
1143 | if (address > (pf->ioremap_len - sizeof(u32))) { |
1144 | dev_info(&pf->pdev->dev, "read reg address 0x%08x too large, max=0x%08lx\n", | |
e88ae667 | 1145 | address, (unsigned long int)(pf->ioremap_len - sizeof(u32))); |
02e9c290 JB |
1146 | goto command_write_done; |
1147 | } | |
1148 | ||
1149 | value = rd32(&pf->hw, address); | |
1150 | dev_info(&pf->pdev->dev, "read: 0x%08x = 0x%08x\n", | |
1151 | address, value); | |
1152 | ||
1153 | } else if (strncmp(cmd_buf, "write", 5) == 0) { | |
1154 | u32 address, value; | |
6995b36c | 1155 | |
2706a20e | 1156 | cnt = sscanf(&cmd_buf[5], "%i %i", &address, &value); |
02e9c290 JB |
1157 | if (cnt != 2) { |
1158 | dev_info(&pf->pdev->dev, "write <reg> <value>\n"); | |
1159 | goto command_write_done; | |
1160 | } | |
1161 | ||
1162 | /* check the range on address */ | |
2ac8b675 SN |
1163 | if (address > (pf->ioremap_len - sizeof(u32))) { |
1164 | dev_info(&pf->pdev->dev, "write reg address 0x%08x too large, max=0x%08lx\n", | |
e88ae667 | 1165 | address, (unsigned long int)(pf->ioremap_len - sizeof(u32))); |
02e9c290 JB |
1166 | goto command_write_done; |
1167 | } | |
1168 | wr32(&pf->hw, address, value); | |
1169 | value = rd32(&pf->hw, address); | |
1170 | dev_info(&pf->pdev->dev, "write: 0x%08x = 0x%08x\n", | |
1171 | address, value); | |
1172 | } else if (strncmp(cmd_buf, "clear_stats", 11) == 0) { | |
1173 | if (strncmp(&cmd_buf[12], "vsi", 3) == 0) { | |
2706a20e | 1174 | cnt = sscanf(&cmd_buf[15], "%i", &vsi_seid); |
02e9c290 JB |
1175 | if (cnt == 0) { |
1176 | int i; | |
6995b36c | 1177 | |
505682cd | 1178 | for (i = 0; i < pf->num_alloc_vsi; i++) |
02e9c290 JB |
1179 | i40e_vsi_reset_stats(pf->vsi[i]); |
1180 | dev_info(&pf->pdev->dev, "vsi clear stats called for all vsi's\n"); | |
1181 | } else if (cnt == 1) { | |
1182 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
1183 | if (!vsi) { | |
1184 | dev_info(&pf->pdev->dev, | |
1185 | "clear_stats vsi: bad vsi %d\n", | |
1186 | vsi_seid); | |
1187 | goto command_write_done; | |
1188 | } | |
1189 | i40e_vsi_reset_stats(vsi); | |
1190 | dev_info(&pf->pdev->dev, | |
1191 | "vsi clear stats called for vsi %d\n", | |
1192 | vsi_seid); | |
1193 | } else { | |
1194 | dev_info(&pf->pdev->dev, "clear_stats vsi [seid]\n"); | |
1195 | } | |
694dc1cb SN |
1196 | } else if (strncmp(&cmd_buf[12], "port", 4) == 0) { |
1197 | if (pf->hw.partition_id == 1) { | |
1198 | i40e_pf_reset_stats(pf); | |
1199 | dev_info(&pf->pdev->dev, "port stats cleared\n"); | |
1200 | } else { | |
1201 | dev_info(&pf->pdev->dev, "clear port stats not allowed on this port partition\n"); | |
1202 | } | |
02e9c290 | 1203 | } else { |
694dc1cb | 1204 | dev_info(&pf->pdev->dev, "clear_stats vsi [seid] or clear_stats port\n"); |
02e9c290 | 1205 | } |
f1143c4b ASJ |
1206 | } else if (strncmp(cmd_buf, "send aq_cmd", 11) == 0) { |
1207 | struct i40e_aq_desc *desc; | |
1208 | i40e_status ret; | |
1209 | ||
1210 | desc = kzalloc(sizeof(struct i40e_aq_desc), GFP_KERNEL); | |
1211 | if (!desc) | |
1212 | goto command_write_done; | |
1213 | cnt = sscanf(&cmd_buf[11], | |
fbe82101 | 1214 | "%hi %hi %hi %hi %i %i %i %i %i %i", |
f1143c4b ASJ |
1215 | &desc->flags, |
1216 | &desc->opcode, &desc->datalen, &desc->retval, | |
1217 | &desc->cookie_high, &desc->cookie_low, | |
1218 | &desc->params.internal.param0, | |
1219 | &desc->params.internal.param1, | |
1220 | &desc->params.internal.param2, | |
1221 | &desc->params.internal.param3); | |
1222 | if (cnt != 10) { | |
1223 | dev_info(&pf->pdev->dev, | |
1224 | "send aq_cmd: bad command string, cnt=%d\n", | |
1225 | cnt); | |
1226 | kfree(desc); | |
1227 | desc = NULL; | |
1228 | goto command_write_done; | |
1229 | } | |
1230 | ret = i40e_asq_send_command(&pf->hw, desc, NULL, 0, NULL); | |
1231 | if (!ret) { | |
1232 | dev_info(&pf->pdev->dev, "AQ command sent Status : Success\n"); | |
1233 | } else if (ret == I40E_ERR_ADMIN_QUEUE_ERROR) { | |
1234 | dev_info(&pf->pdev->dev, | |
1235 | "AQ command send failed Opcode %x AQ Error: %d\n", | |
1236 | desc->opcode, pf->hw.aq.asq_last_status); | |
1237 | } else { | |
1238 | dev_info(&pf->pdev->dev, | |
1239 | "AQ command send failed Opcode %x Status: %d\n", | |
1240 | desc->opcode, ret); | |
1241 | } | |
1242 | dev_info(&pf->pdev->dev, | |
1243 | "AQ desc WB 0x%04x 0x%04x 0x%04x 0x%04x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n", | |
1244 | desc->flags, desc->opcode, desc->datalen, desc->retval, | |
1245 | desc->cookie_high, desc->cookie_low, | |
1246 | desc->params.internal.param0, | |
1247 | desc->params.internal.param1, | |
1248 | desc->params.internal.param2, | |
1249 | desc->params.internal.param3); | |
1250 | kfree(desc); | |
1251 | desc = NULL; | |
1252 | } else if (strncmp(cmd_buf, "send indirect aq_cmd", 20) == 0) { | |
1253 | struct i40e_aq_desc *desc; | |
1254 | i40e_status ret; | |
1255 | u16 buffer_len; | |
1256 | u8 *buff; | |
1257 | ||
1258 | desc = kzalloc(sizeof(struct i40e_aq_desc), GFP_KERNEL); | |
1259 | if (!desc) | |
1260 | goto command_write_done; | |
1261 | cnt = sscanf(&cmd_buf[20], | |
fbe82101 | 1262 | "%hi %hi %hi %hi %i %i %i %i %i %i %hi", |
f1143c4b ASJ |
1263 | &desc->flags, |
1264 | &desc->opcode, &desc->datalen, &desc->retval, | |
1265 | &desc->cookie_high, &desc->cookie_low, | |
1266 | &desc->params.internal.param0, | |
1267 | &desc->params.internal.param1, | |
1268 | &desc->params.internal.param2, | |
1269 | &desc->params.internal.param3, | |
1270 | &buffer_len); | |
1271 | if (cnt != 11) { | |
1272 | dev_info(&pf->pdev->dev, | |
1273 | "send indirect aq_cmd: bad command string, cnt=%d\n", | |
1274 | cnt); | |
1275 | kfree(desc); | |
1276 | desc = NULL; | |
1277 | goto command_write_done; | |
1278 | } | |
1279 | /* Just stub a buffer big enough in case user messed up */ | |
1280 | if (buffer_len == 0) | |
1281 | buffer_len = 1280; | |
1282 | ||
1283 | buff = kzalloc(buffer_len, GFP_KERNEL); | |
1284 | if (!buff) { | |
1285 | kfree(desc); | |
1286 | desc = NULL; | |
1287 | goto command_write_done; | |
1288 | } | |
1289 | desc->flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF); | |
1290 | ret = i40e_asq_send_command(&pf->hw, desc, buff, | |
1291 | buffer_len, NULL); | |
1292 | if (!ret) { | |
1293 | dev_info(&pf->pdev->dev, "AQ command sent Status : Success\n"); | |
1294 | } else if (ret == I40E_ERR_ADMIN_QUEUE_ERROR) { | |
1295 | dev_info(&pf->pdev->dev, | |
1296 | "AQ command send failed Opcode %x AQ Error: %d\n", | |
1297 | desc->opcode, pf->hw.aq.asq_last_status); | |
1298 | } else { | |
1299 | dev_info(&pf->pdev->dev, | |
1300 | "AQ command send failed Opcode %x Status: %d\n", | |
1301 | desc->opcode, ret); | |
1302 | } | |
1303 | dev_info(&pf->pdev->dev, | |
1304 | "AQ desc WB 0x%04x 0x%04x 0x%04x 0x%04x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n", | |
1305 | desc->flags, desc->opcode, desc->datalen, desc->retval, | |
1306 | desc->cookie_high, desc->cookie_low, | |
1307 | desc->params.internal.param0, | |
1308 | desc->params.internal.param1, | |
1309 | desc->params.internal.param2, | |
1310 | desc->params.internal.param3); | |
1311 | print_hex_dump(KERN_INFO, "AQ buffer WB: ", | |
1312 | DUMP_PREFIX_OFFSET, 16, 1, | |
1313 | buff, buffer_len, true); | |
1314 | kfree(buff); | |
1315 | buff = NULL; | |
1316 | kfree(desc); | |
1317 | desc = NULL; | |
e17ff05c ASJ |
1318 | } else if (strncmp(cmd_buf, "fd current cnt", 14) == 0) { |
1319 | dev_info(&pf->pdev->dev, "FD current total filter count for this interface: %d\n", | |
1320 | i40e_get_current_fd_count(pf)); | |
02e9c290 JB |
1321 | } else if (strncmp(cmd_buf, "lldp", 4) == 0) { |
1322 | if (strncmp(&cmd_buf[5], "stop", 4) == 0) { | |
1323 | int ret; | |
6995b36c | 1324 | |
c65e78f8 | 1325 | ret = i40e_aq_stop_lldp(&pf->hw, false, false, NULL); |
02e9c290 JB |
1326 | if (ret) { |
1327 | dev_info(&pf->pdev->dev, | |
1328 | "Stop LLDP AQ command failed =0x%x\n", | |
1329 | pf->hw.aq.asq_last_status); | |
1330 | goto command_write_done; | |
1331 | } | |
4e3b35b0 NP |
1332 | ret = i40e_aq_add_rem_control_packet_filter(&pf->hw, |
1333 | pf->hw.mac.addr, | |
af7364e4 | 1334 | ETH_P_LLDP, 0, |
4e3b35b0 NP |
1335 | pf->vsi[pf->lan_vsi]->seid, |
1336 | 0, true, NULL, NULL); | |
1337 | if (ret) { | |
1338 | dev_info(&pf->pdev->dev, | |
1339 | "%s: Add Control Packet Filter AQ command failed =0x%x\n", | |
1340 | __func__, pf->hw.aq.asq_last_status); | |
1341 | goto command_write_done; | |
1342 | } | |
1343 | #ifdef CONFIG_I40E_DCB | |
1344 | pf->dcbx_cap = DCB_CAP_DCBX_HOST | | |
1345 | DCB_CAP_DCBX_VER_IEEE; | |
1346 | #endif /* CONFIG_I40E_DCB */ | |
02e9c290 JB |
1347 | } else if (strncmp(&cmd_buf[5], "start", 5) == 0) { |
1348 | int ret; | |
6995b36c | 1349 | |
4e3b35b0 NP |
1350 | ret = i40e_aq_add_rem_control_packet_filter(&pf->hw, |
1351 | pf->hw.mac.addr, | |
af7364e4 | 1352 | ETH_P_LLDP, 0, |
4e3b35b0 NP |
1353 | pf->vsi[pf->lan_vsi]->seid, |
1354 | 0, false, NULL, NULL); | |
1355 | if (ret) { | |
1356 | dev_info(&pf->pdev->dev, | |
1357 | "%s: Remove Control Packet Filter AQ command failed =0x%x\n", | |
1358 | __func__, pf->hw.aq.asq_last_status); | |
1359 | /* Continue and start FW LLDP anyways */ | |
1360 | } | |
1361 | ||
c65e78f8 | 1362 | ret = i40e_aq_start_lldp(&pf->hw, false, NULL); |
02e9c290 JB |
1363 | if (ret) { |
1364 | dev_info(&pf->pdev->dev, | |
1365 | "Start LLDP AQ command failed =0x%x\n", | |
1366 | pf->hw.aq.asq_last_status); | |
1367 | goto command_write_done; | |
1368 | } | |
4e3b35b0 NP |
1369 | #ifdef CONFIG_I40E_DCB |
1370 | pf->dcbx_cap = DCB_CAP_DCBX_LLD_MANAGED | | |
1371 | DCB_CAP_DCBX_VER_IEEE; | |
1372 | #endif /* CONFIG_I40E_DCB */ | |
02e9c290 JB |
1373 | } else if (strncmp(&cmd_buf[5], |
1374 | "get local", 9) == 0) { | |
738a9e9b | 1375 | u16 llen, rlen; |
3753cb24 | 1376 | int ret; |
02e9c290 | 1377 | u8 *buff; |
6995b36c | 1378 | |
02e9c290 JB |
1379 | buff = kzalloc(I40E_LLDPDU_SIZE, GFP_KERNEL); |
1380 | if (!buff) | |
1381 | goto command_write_done; | |
1382 | ||
1383 | ret = i40e_aq_get_lldp_mib(&pf->hw, 0, | |
1384 | I40E_AQ_LLDP_MIB_LOCAL, | |
1385 | buff, I40E_LLDPDU_SIZE, | |
1386 | &llen, &rlen, NULL); | |
1387 | if (ret) { | |
1388 | dev_info(&pf->pdev->dev, | |
1389 | "Get LLDP MIB (local) AQ command failed =0x%x\n", | |
1390 | pf->hw.aq.asq_last_status); | |
1391 | kfree(buff); | |
1392 | buff = NULL; | |
1393 | goto command_write_done; | |
1394 | } | |
3753cb24 NP |
1395 | dev_info(&pf->pdev->dev, "LLDP MIB (local)\n"); |
1396 | print_hex_dump(KERN_INFO, "LLDP MIB (local): ", | |
1397 | DUMP_PREFIX_OFFSET, 16, 1, | |
1398 | buff, I40E_LLDPDU_SIZE, true); | |
02e9c290 JB |
1399 | kfree(buff); |
1400 | buff = NULL; | |
1401 | } else if (strncmp(&cmd_buf[5], "get remote", 10) == 0) { | |
738a9e9b | 1402 | u16 llen, rlen; |
3753cb24 | 1403 | int ret; |
02e9c290 | 1404 | u8 *buff; |
6995b36c | 1405 | |
02e9c290 JB |
1406 | buff = kzalloc(I40E_LLDPDU_SIZE, GFP_KERNEL); |
1407 | if (!buff) | |
1408 | goto command_write_done; | |
1409 | ||
1410 | ret = i40e_aq_get_lldp_mib(&pf->hw, | |
1411 | I40E_AQ_LLDP_BRIDGE_TYPE_NEAREST_BRIDGE, | |
c27936e7 | 1412 | I40E_AQ_LLDP_MIB_REMOTE, |
02e9c290 JB |
1413 | buff, I40E_LLDPDU_SIZE, |
1414 | &llen, &rlen, NULL); | |
1415 | if (ret) { | |
1416 | dev_info(&pf->pdev->dev, | |
1417 | "Get LLDP MIB (remote) AQ command failed =0x%x\n", | |
1418 | pf->hw.aq.asq_last_status); | |
1419 | kfree(buff); | |
1420 | buff = NULL; | |
1421 | goto command_write_done; | |
1422 | } | |
3753cb24 NP |
1423 | dev_info(&pf->pdev->dev, "LLDP MIB (remote)\n"); |
1424 | print_hex_dump(KERN_INFO, "LLDP MIB (remote): ", | |
1425 | DUMP_PREFIX_OFFSET, 16, 1, | |
1426 | buff, I40E_LLDPDU_SIZE, true); | |
02e9c290 JB |
1427 | kfree(buff); |
1428 | buff = NULL; | |
1429 | } else if (strncmp(&cmd_buf[5], "event on", 8) == 0) { | |
1430 | int ret; | |
6995b36c | 1431 | |
02e9c290 JB |
1432 | ret = i40e_aq_cfg_lldp_mib_change_event(&pf->hw, |
1433 | true, NULL); | |
1434 | if (ret) { | |
1435 | dev_info(&pf->pdev->dev, | |
1436 | "Config LLDP MIB Change Event (on) AQ command failed =0x%x\n", | |
1437 | pf->hw.aq.asq_last_status); | |
1438 | goto command_write_done; | |
1439 | } | |
1440 | } else if (strncmp(&cmd_buf[5], "event off", 9) == 0) { | |
1441 | int ret; | |
6995b36c | 1442 | |
02e9c290 JB |
1443 | ret = i40e_aq_cfg_lldp_mib_change_event(&pf->hw, |
1444 | false, NULL); | |
1445 | if (ret) { | |
1446 | dev_info(&pf->pdev->dev, | |
1447 | "Config LLDP MIB Change Event (off) AQ command failed =0x%x\n", | |
1448 | pf->hw.aq.asq_last_status); | |
1449 | goto command_write_done; | |
1450 | } | |
1451 | } | |
1452 | } else if (strncmp(cmd_buf, "nvm read", 8) == 0) { | |
3753cb24 | 1453 | u16 buffer_len, bytes; |
02e9c290 JB |
1454 | u16 module; |
1455 | u32 offset; | |
1456 | u16 *buff; | |
1457 | int ret; | |
1458 | ||
1459 | cnt = sscanf(&cmd_buf[8], "%hx %x %hx", | |
1460 | &module, &offset, &buffer_len); | |
1461 | if (cnt == 0) { | |
1462 | module = 0; | |
1463 | offset = 0; | |
1464 | buffer_len = 0; | |
1465 | } else if (cnt == 1) { | |
1466 | offset = 0; | |
1467 | buffer_len = 0; | |
1468 | } else if (cnt == 2) { | |
1469 | buffer_len = 0; | |
1470 | } else if (cnt > 3) { | |
1471 | dev_info(&pf->pdev->dev, | |
1472 | "nvm read: bad command string, cnt=%d\n", cnt); | |
1473 | goto command_write_done; | |
1474 | } | |
1475 | ||
520dfd8b JB |
1476 | /* set the max length */ |
1477 | buffer_len = min_t(u16, buffer_len, I40E_MAX_AQ_BUF_SIZE/2); | |
02e9c290 JB |
1478 | |
1479 | bytes = 2 * buffer_len; | |
520dfd8b JB |
1480 | |
1481 | /* read at least 1k bytes, no more than 4kB */ | |
1482 | bytes = clamp(bytes, (u16)1024, (u16)I40E_MAX_AQ_BUF_SIZE); | |
02e9c290 JB |
1483 | buff = kzalloc(bytes, GFP_KERNEL); |
1484 | if (!buff) | |
1485 | goto command_write_done; | |
1486 | ||
1487 | ret = i40e_acquire_nvm(&pf->hw, I40E_RESOURCE_READ); | |
1488 | if (ret) { | |
1489 | dev_info(&pf->pdev->dev, | |
1490 | "Failed Acquiring NVM resource for read err=%d status=0x%x\n", | |
1491 | ret, pf->hw.aq.asq_last_status); | |
1492 | kfree(buff); | |
1493 | goto command_write_done; | |
1494 | } | |
1495 | ||
1496 | ret = i40e_aq_read_nvm(&pf->hw, module, (2 * offset), | |
1497 | bytes, (u8 *)buff, true, NULL); | |
1498 | i40e_release_nvm(&pf->hw); | |
1499 | if (ret) { | |
1500 | dev_info(&pf->pdev->dev, | |
1501 | "Read NVM AQ failed err=%d status=0x%x\n", | |
1502 | ret, pf->hw.aq.asq_last_status); | |
1503 | } else { | |
1504 | dev_info(&pf->pdev->dev, | |
1505 | "Read NVM module=0x%x offset=0x%x words=%d\n", | |
1506 | module, offset, buffer_len); | |
a45e88c9 | 1507 | if (bytes) |
3753cb24 NP |
1508 | print_hex_dump(KERN_INFO, "NVM Dump: ", |
1509 | DUMP_PREFIX_OFFSET, 16, 2, | |
a45e88c9 | 1510 | buff, bytes, true); |
02e9c290 JB |
1511 | } |
1512 | kfree(buff); | |
1513 | buff = NULL; | |
1514 | } else { | |
1515 | dev_info(&pf->pdev->dev, "unknown command '%s'\n", cmd_buf); | |
1516 | dev_info(&pf->pdev->dev, "available commands\n"); | |
1517 | dev_info(&pf->pdev->dev, " add vsi [relay_seid]\n"); | |
1518 | dev_info(&pf->pdev->dev, " del vsi [vsi_seid]\n"); | |
1519 | dev_info(&pf->pdev->dev, " add relay <uplink_seid> <vsi_seid>\n"); | |
1520 | dev_info(&pf->pdev->dev, " del relay <relay_seid>\n"); | |
02e9c290 JB |
1521 | dev_info(&pf->pdev->dev, " add pvid <vsi_seid> <vid>\n"); |
1522 | dev_info(&pf->pdev->dev, " del pvid <vsi_seid>\n"); | |
1523 | dev_info(&pf->pdev->dev, " dump switch\n"); | |
1524 | dev_info(&pf->pdev->dev, " dump vsi [seid]\n"); | |
1525 | dev_info(&pf->pdev->dev, " dump desc tx <vsi_seid> <ring_id> [<desc_n>]\n"); | |
1526 | dev_info(&pf->pdev->dev, " dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n"); | |
1527 | dev_info(&pf->pdev->dev, " dump desc aq\n"); | |
02e9c290 | 1528 | dev_info(&pf->pdev->dev, " dump reset stats\n"); |
3169c323 | 1529 | dev_info(&pf->pdev->dev, " dump debug fwdata <cluster_id> <table_id> <index>\n"); |
02e9c290 JB |
1530 | dev_info(&pf->pdev->dev, " read <reg>\n"); |
1531 | dev_info(&pf->pdev->dev, " write <reg> <value>\n"); | |
1532 | dev_info(&pf->pdev->dev, " clear_stats vsi [seid]\n"); | |
694dc1cb | 1533 | dev_info(&pf->pdev->dev, " clear_stats port\n"); |
02e9c290 JB |
1534 | dev_info(&pf->pdev->dev, " pfr\n"); |
1535 | dev_info(&pf->pdev->dev, " corer\n"); | |
1536 | dev_info(&pf->pdev->dev, " globr\n"); | |
f1143c4b ASJ |
1537 | dev_info(&pf->pdev->dev, " send aq_cmd <flags> <opcode> <datalen> <retval> <cookie_h> <cookie_l> <param0> <param1> <param2> <param3>\n"); |
1538 | 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 | 1539 | dev_info(&pf->pdev->dev, " fd current cnt"); |
02e9c290 JB |
1540 | dev_info(&pf->pdev->dev, " lldp start\n"); |
1541 | dev_info(&pf->pdev->dev, " lldp stop\n"); | |
1542 | dev_info(&pf->pdev->dev, " lldp get local\n"); | |
1543 | dev_info(&pf->pdev->dev, " lldp get remote\n"); | |
1544 | dev_info(&pf->pdev->dev, " lldp event on\n"); | |
1545 | dev_info(&pf->pdev->dev, " lldp event off\n"); | |
1546 | dev_info(&pf->pdev->dev, " nvm read [module] [word_offset] [word_count]\n"); | |
1547 | } | |
1548 | ||
1549 | command_write_done: | |
1550 | kfree(cmd_buf); | |
1551 | cmd_buf = NULL; | |
02e9c290 JB |
1552 | return count; |
1553 | } | |
1554 | ||
1555 | static const struct file_operations i40e_dbg_command_fops = { | |
1556 | .owner = THIS_MODULE, | |
1557 | .open = simple_open, | |
1558 | .read = i40e_dbg_command_read, | |
1559 | .write = i40e_dbg_command_write, | |
1560 | }; | |
1561 | ||
1562 | /************************************************************** | |
1563 | * netdev_ops | |
1564 | * The netdev_ops entry in debugfs is for giving the driver commands | |
1565 | * to be executed from the netdev operations. | |
1566 | **************************************************************/ | |
d1da3ac0 | 1567 | static char i40e_dbg_netdev_ops_buf[256] = ""; |
02e9c290 JB |
1568 | |
1569 | /** | |
1570 | * i40e_dbg_netdev_ops - read for netdev_ops datum | |
1571 | * @filp: the opened file | |
1572 | * @buffer: where to write the data for the user to read | |
1573 | * @count: the size of the user's buffer | |
1574 | * @ppos: file position offset | |
1575 | **/ | |
1576 | static ssize_t i40e_dbg_netdev_ops_read(struct file *filp, char __user *buffer, | |
1577 | size_t count, loff_t *ppos) | |
1578 | { | |
1579 | struct i40e_pf *pf = filp->private_data; | |
1580 | int bytes_not_copied; | |
1581 | int buf_size = 256; | |
1582 | char *buf; | |
1583 | int len; | |
1584 | ||
1585 | /* don't allow partal reads */ | |
1586 | if (*ppos != 0) | |
1587 | return 0; | |
1588 | if (count < buf_size) | |
1589 | return -ENOSPC; | |
1590 | ||
1591 | buf = kzalloc(buf_size, GFP_KERNEL); | |
1592 | if (!buf) | |
1593 | return -ENOSPC; | |
1594 | ||
1595 | len = snprintf(buf, buf_size, "%s: %s\n", | |
1596 | pf->vsi[pf->lan_vsi]->netdev->name, | |
1597 | i40e_dbg_netdev_ops_buf); | |
1598 | ||
1599 | bytes_not_copied = copy_to_user(buffer, buf, len); | |
1600 | kfree(buf); | |
1601 | ||
0286c67e RV |
1602 | if (bytes_not_copied) |
1603 | return -EFAULT; | |
02e9c290 JB |
1604 | |
1605 | *ppos = len; | |
1606 | return len; | |
1607 | } | |
1608 | ||
1609 | /** | |
1610 | * i40e_dbg_netdev_ops_write - write into netdev_ops datum | |
1611 | * @filp: the opened file | |
1612 | * @buffer: where to find the user's data | |
1613 | * @count: the length of the user's data | |
1614 | * @ppos: file position offset | |
1615 | **/ | |
1616 | static ssize_t i40e_dbg_netdev_ops_write(struct file *filp, | |
1617 | const char __user *buffer, | |
1618 | size_t count, loff_t *ppos) | |
1619 | { | |
1620 | struct i40e_pf *pf = filp->private_data; | |
1621 | int bytes_not_copied; | |
1622 | struct i40e_vsi *vsi; | |
004173cb | 1623 | char *buf_tmp; |
02e9c290 JB |
1624 | int vsi_seid; |
1625 | int i, cnt; | |
1626 | ||
1627 | /* don't allow partial writes */ | |
1628 | if (*ppos != 0) | |
1629 | return 0; | |
1630 | if (count >= sizeof(i40e_dbg_netdev_ops_buf)) | |
1631 | return -ENOSPC; | |
1632 | ||
1633 | memset(i40e_dbg_netdev_ops_buf, 0, sizeof(i40e_dbg_netdev_ops_buf)); | |
1634 | bytes_not_copied = copy_from_user(i40e_dbg_netdev_ops_buf, | |
1635 | buffer, count); | |
0286c67e RV |
1636 | if (bytes_not_copied) |
1637 | return -EFAULT; | |
02e9c290 JB |
1638 | i40e_dbg_netdev_ops_buf[count] = '\0'; |
1639 | ||
004173cb JB |
1640 | buf_tmp = strchr(i40e_dbg_netdev_ops_buf, '\n'); |
1641 | if (buf_tmp) { | |
1642 | *buf_tmp = '\0'; | |
1643 | count = buf_tmp - i40e_dbg_netdev_ops_buf + 1; | |
1644 | } | |
1645 | ||
ce0a5f1a | 1646 | if (strncmp(i40e_dbg_netdev_ops_buf, "change_mtu", 10) == 0) { |
02e9c290 | 1647 | int mtu; |
6995b36c | 1648 | |
02e9c290 JB |
1649 | cnt = sscanf(&i40e_dbg_netdev_ops_buf[11], "%i %i", |
1650 | &vsi_seid, &mtu); | |
1651 | if (cnt != 2) { | |
1652 | dev_info(&pf->pdev->dev, "change_mtu <vsi_seid> <mtu>\n"); | |
1653 | goto netdev_ops_write_done; | |
1654 | } | |
1655 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
1656 | if (!vsi) { | |
1657 | dev_info(&pf->pdev->dev, | |
1658 | "change_mtu: VSI %d not found\n", vsi_seid); | |
ca04657b SN |
1659 | } else if (!vsi->netdev) { |
1660 | dev_info(&pf->pdev->dev, "change_mtu: no netdev for VSI %d\n", | |
1661 | vsi_seid); | |
1662 | } else if (rtnl_trylock()) { | |
02e9c290 JB |
1663 | vsi->netdev->netdev_ops->ndo_change_mtu(vsi->netdev, |
1664 | mtu); | |
1665 | rtnl_unlock(); | |
1666 | dev_info(&pf->pdev->dev, "change_mtu called\n"); | |
1667 | } else { | |
1668 | dev_info(&pf->pdev->dev, "Could not acquire RTNL - please try again\n"); | |
1669 | } | |
1670 | ||
1671 | } else if (strncmp(i40e_dbg_netdev_ops_buf, "set_rx_mode", 11) == 0) { | |
1672 | cnt = sscanf(&i40e_dbg_netdev_ops_buf[11], "%i", &vsi_seid); | |
1673 | if (cnt != 1) { | |
1674 | dev_info(&pf->pdev->dev, "set_rx_mode <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 | "set_rx_mode: VSI %d not found\n", vsi_seid); | |
ca04657b SN |
1681 | } else if (!vsi->netdev) { |
1682 | dev_info(&pf->pdev->dev, "set_rx_mode: no netdev for VSI %d\n", | |
1683 | vsi_seid); | |
1684 | } else if (rtnl_trylock()) { | |
02e9c290 JB |
1685 | vsi->netdev->netdev_ops->ndo_set_rx_mode(vsi->netdev); |
1686 | rtnl_unlock(); | |
1687 | dev_info(&pf->pdev->dev, "set_rx_mode called\n"); | |
1688 | } else { | |
1689 | dev_info(&pf->pdev->dev, "Could not acquire RTNL - please try again\n"); | |
1690 | } | |
1691 | ||
1692 | } else if (strncmp(i40e_dbg_netdev_ops_buf, "napi", 4) == 0) { | |
1693 | cnt = sscanf(&i40e_dbg_netdev_ops_buf[4], "%i", &vsi_seid); | |
1694 | if (cnt != 1) { | |
1695 | dev_info(&pf->pdev->dev, "napi <vsi_seid>\n"); | |
1696 | goto netdev_ops_write_done; | |
1697 | } | |
1698 | vsi = i40e_dbg_find_vsi(pf, vsi_seid); | |
1699 | if (!vsi) { | |
1700 | dev_info(&pf->pdev->dev, "napi: VSI %d not found\n", | |
1701 | vsi_seid); | |
ca04657b SN |
1702 | } else if (!vsi->netdev) { |
1703 | dev_info(&pf->pdev->dev, "napi: no netdev for VSI %d\n", | |
1704 | vsi_seid); | |
1705 | } else { | |
1706 | for (i = 0; i < vsi->num_q_vectors; i++) | |
1707 | napi_schedule(&vsi->q_vectors[i]->napi); | |
1708 | dev_info(&pf->pdev->dev, "napi called\n"); | |
02e9c290 | 1709 | } |
02e9c290 JB |
1710 | } else { |
1711 | dev_info(&pf->pdev->dev, "unknown command '%s'\n", | |
1712 | i40e_dbg_netdev_ops_buf); | |
1713 | dev_info(&pf->pdev->dev, "available commands\n"); | |
02e9c290 JB |
1714 | dev_info(&pf->pdev->dev, " change_mtu <vsi_seid> <mtu>\n"); |
1715 | dev_info(&pf->pdev->dev, " set_rx_mode <vsi_seid>\n"); | |
1716 | dev_info(&pf->pdev->dev, " napi <vsi_seid>\n"); | |
1717 | } | |
1718 | netdev_ops_write_done: | |
1719 | return count; | |
1720 | } | |
1721 | ||
1722 | static const struct file_operations i40e_dbg_netdev_ops_fops = { | |
1723 | .owner = THIS_MODULE, | |
1724 | .open = simple_open, | |
1725 | .read = i40e_dbg_netdev_ops_read, | |
1726 | .write = i40e_dbg_netdev_ops_write, | |
1727 | }; | |
1728 | ||
1729 | /** | |
b40c82e6 JK |
1730 | * i40e_dbg_pf_init - setup the debugfs directory for the PF |
1731 | * @pf: the PF that is starting up | |
02e9c290 JB |
1732 | **/ |
1733 | void i40e_dbg_pf_init(struct i40e_pf *pf) | |
1734 | { | |
6301002f | 1735 | struct dentry *pfile; |
02e9c290 | 1736 | const char *name = pci_name(pf->pdev); |
6301002f | 1737 | const struct device *dev = &pf->pdev->dev; |
02e9c290 JB |
1738 | |
1739 | pf->i40e_dbg_pf = debugfs_create_dir(name, i40e_dbg_root); | |
6301002f JB |
1740 | if (!pf->i40e_dbg_pf) |
1741 | return; | |
1742 | ||
1743 | pfile = debugfs_create_file("command", 0600, pf->i40e_dbg_pf, pf, | |
1744 | &i40e_dbg_command_fops); | |
1745 | if (!pfile) | |
1746 | goto create_failed; | |
1747 | ||
6301002f JB |
1748 | pfile = debugfs_create_file("netdev_ops", 0600, pf->i40e_dbg_pf, pf, |
1749 | &i40e_dbg_netdev_ops_fops); | |
1750 | if (!pfile) | |
1751 | goto create_failed; | |
1752 | ||
1753 | return; | |
1754 | ||
1755 | create_failed: | |
1756 | dev_info(dev, "debugfs dir/file for %s failed\n", name); | |
1757 | debugfs_remove_recursive(pf->i40e_dbg_pf); | |
02e9c290 JB |
1758 | } |
1759 | ||
1760 | /** | |
b40c82e6 JK |
1761 | * i40e_dbg_pf_exit - clear out the PF's debugfs entries |
1762 | * @pf: the PF that is stopping | |
02e9c290 JB |
1763 | **/ |
1764 | void i40e_dbg_pf_exit(struct i40e_pf *pf) | |
1765 | { | |
1766 | debugfs_remove_recursive(pf->i40e_dbg_pf); | |
1767 | pf->i40e_dbg_pf = NULL; | |
02e9c290 JB |
1768 | } |
1769 | ||
1770 | /** | |
1771 | * i40e_dbg_init - start up debugfs for the driver | |
1772 | **/ | |
1773 | void i40e_dbg_init(void) | |
1774 | { | |
1775 | i40e_dbg_root = debugfs_create_dir(i40e_driver_name, NULL); | |
1776 | if (!i40e_dbg_root) | |
1777 | pr_info("init of debugfs failed\n"); | |
1778 | } | |
1779 | ||
1780 | /** | |
1781 | * i40e_dbg_exit - clean out the driver's debugfs entries | |
1782 | **/ | |
1783 | void i40e_dbg_exit(void) | |
1784 | { | |
1785 | debugfs_remove_recursive(i40e_dbg_root); | |
1786 | i40e_dbg_root = NULL; | |
1787 | } | |
1788 | ||
1789 | #endif /* CONFIG_DEBUG_FS */ |