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62683ab5 GR |
1 | /******************************************************************************* |
2 | * | |
3 | * Intel Ethernet Controller XL710 Family Linux Virtual Function Driver | |
ef8693eb | 4 | * Copyright(c) 2013 - 2014 Intel Corporation. |
62683ab5 GR |
5 | * |
6 | * This program is free software; you can redistribute it and/or modify it | |
7 | * under the terms and conditions of the GNU General Public License, | |
8 | * version 2, as published by the Free Software Foundation. | |
9 | * | |
10 | * This program is distributed in the hope it will be useful, but WITHOUT | |
11 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
12 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
13 | * more details. | |
14 | * | |
b831607d JB |
15 | * You should have received a copy of the GNU General Public License along |
16 | * with this program. If not, see <http://www.gnu.org/licenses/>. | |
17 | * | |
62683ab5 GR |
18 | * The full GNU General Public License is included in this distribution in |
19 | * the file called "COPYING". | |
20 | * | |
21 | * Contact Information: | |
22 | * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> | |
23 | * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 | |
24 | * | |
25 | ******************************************************************************/ | |
26 | ||
27 | #include "i40evf.h" | |
28 | #include "i40e_prototype.h" | |
29 | ||
30 | /* busy wait delay in msec */ | |
31 | #define I40EVF_BUSY_WAIT_DELAY 10 | |
32 | #define I40EVF_BUSY_WAIT_COUNT 50 | |
33 | ||
34 | /** | |
35 | * i40evf_send_pf_msg | |
36 | * @adapter: adapter structure | |
37 | * @op: virtual channel opcode | |
38 | * @msg: pointer to message buffer | |
39 | * @len: message length | |
40 | * | |
41 | * Send message to PF and print status if failure. | |
42 | **/ | |
43 | static int i40evf_send_pf_msg(struct i40evf_adapter *adapter, | |
44 | enum i40e_virtchnl_ops op, u8 *msg, u16 len) | |
45 | { | |
46 | struct i40e_hw *hw = &adapter->hw; | |
47 | i40e_status err; | |
48 | ||
ef8693eb MW |
49 | if (adapter->flags & I40EVF_FLAG_PF_COMMS_FAILED) |
50 | return 0; /* nothing to see here, move along */ | |
51 | ||
62683ab5 GR |
52 | err = i40e_aq_send_msg_to_pf(hw, op, 0, msg, len, NULL); |
53 | if (err) | |
f1c7e72e SN |
54 | dev_err(&adapter->pdev->dev, "Unable to send opcode %d to PF, err %s, aq_err %s\n", |
55 | op, i40evf_stat_str(hw, err), | |
56 | i40evf_aq_str(hw, hw->aq.asq_last_status)); | |
62683ab5 GR |
57 | return err; |
58 | } | |
59 | ||
60 | /** | |
61 | * i40evf_send_api_ver | |
62 | * @adapter: adapter structure | |
63 | * | |
64 | * Send API version admin queue message to the PF. The reply is not checked | |
65 | * in this function. Returns 0 if the message was successfully | |
66 | * sent, or one of the I40E_ADMIN_QUEUE_ERROR_ statuses if not. | |
67 | **/ | |
68 | int i40evf_send_api_ver(struct i40evf_adapter *adapter) | |
69 | { | |
70 | struct i40e_virtchnl_version_info vvi; | |
71 | ||
72 | vvi.major = I40E_VIRTCHNL_VERSION_MAJOR; | |
73 | vvi.minor = I40E_VIRTCHNL_VERSION_MINOR; | |
74 | ||
75 | return i40evf_send_pf_msg(adapter, I40E_VIRTCHNL_OP_VERSION, (u8 *)&vvi, | |
76 | sizeof(vvi)); | |
77 | } | |
78 | ||
79 | /** | |
80 | * i40evf_verify_api_ver | |
81 | * @adapter: adapter structure | |
82 | * | |
83 | * Compare API versions with the PF. Must be called after admin queue is | |
6a8e93db MW |
84 | * initialized. Returns 0 if API versions match, -EIO if they do not, |
85 | * I40E_ERR_ADMIN_QUEUE_NO_WORK if the admin queue is empty, and any errors | |
86 | * from the firmware are propagated. | |
62683ab5 GR |
87 | **/ |
88 | int i40evf_verify_api_ver(struct i40evf_adapter *adapter) | |
89 | { | |
90 | struct i40e_virtchnl_version_info *pf_vvi; | |
91 | struct i40e_hw *hw = &adapter->hw; | |
92 | struct i40e_arq_event_info event; | |
f8d4db35 | 93 | enum i40e_virtchnl_ops op; |
62683ab5 GR |
94 | i40e_status err; |
95 | ||
1001dc37 MW |
96 | event.buf_len = I40EVF_MAX_AQ_BUF_SIZE; |
97 | event.msg_buf = kzalloc(event.buf_len, GFP_KERNEL); | |
62683ab5 GR |
98 | if (!event.msg_buf) { |
99 | err = -ENOMEM; | |
100 | goto out; | |
101 | } | |
102 | ||
f8d4db35 MW |
103 | while (1) { |
104 | err = i40evf_clean_arq_element(hw, &event, NULL); | |
105 | /* When the AQ is empty, i40evf_clean_arq_element will return | |
106 | * nonzero and this loop will terminate. | |
107 | */ | |
108 | if (err) | |
109 | goto out_alloc; | |
110 | op = | |
111 | (enum i40e_virtchnl_ops)le32_to_cpu(event.desc.cookie_high); | |
112 | if (op == I40E_VIRTCHNL_OP_VERSION) | |
113 | break; | |
114 | } | |
115 | ||
62683ab5 GR |
116 | |
117 | err = (i40e_status)le32_to_cpu(event.desc.cookie_low); | |
6a8e93db | 118 | if (err) |
62683ab5 | 119 | goto out_alloc; |
62683ab5 | 120 | |
f8d4db35 | 121 | if (op != I40E_VIRTCHNL_OP_VERSION) { |
6a8e93db | 122 | dev_info(&adapter->pdev->dev, "Invalid reply type %d from PF\n", |
f8d4db35 | 123 | op); |
62683ab5 GR |
124 | err = -EIO; |
125 | goto out_alloc; | |
126 | } | |
127 | ||
128 | pf_vvi = (struct i40e_virtchnl_version_info *)event.msg_buf; | |
ee1693e5 MW |
129 | adapter->pf_version = *pf_vvi; |
130 | ||
131 | if ((pf_vvi->major > I40E_VIRTCHNL_VERSION_MAJOR) || | |
132 | ((pf_vvi->major == I40E_VIRTCHNL_VERSION_MAJOR) && | |
133 | (pf_vvi->minor > I40E_VIRTCHNL_VERSION_MINOR))) | |
62683ab5 GR |
134 | err = -EIO; |
135 | ||
136 | out_alloc: | |
137 | kfree(event.msg_buf); | |
138 | out: | |
139 | return err; | |
140 | } | |
141 | ||
142 | /** | |
143 | * i40evf_send_vf_config_msg | |
144 | * @adapter: adapter structure | |
145 | * | |
146 | * Send VF configuration request admin queue message to the PF. The reply | |
147 | * is not checked in this function. Returns 0 if the message was | |
148 | * successfully sent, or one of the I40E_ADMIN_QUEUE_ERROR_ statuses if not. | |
149 | **/ | |
150 | int i40evf_send_vf_config_msg(struct i40evf_adapter *adapter) | |
151 | { | |
e6d038de MW |
152 | u32 caps; |
153 | ||
154 | adapter->current_op = I40E_VIRTCHNL_OP_GET_VF_RESOURCES; | |
155 | adapter->aq_required &= ~I40EVF_FLAG_AQ_GET_CONFIG; | |
156 | caps = I40E_VIRTCHNL_VF_OFFLOAD_L2 | | |
157 | I40E_VIRTCHNL_VF_OFFLOAD_RSS_AQ | | |
158 | I40E_VIRTCHNL_VF_OFFLOAD_RSS_REG | | |
1f012279 | 159 | I40E_VIRTCHNL_VF_OFFLOAD_VLAN | |
b9eacec3 ASJ |
160 | I40E_VIRTCHNL_VF_OFFLOAD_WB_ON_ITR | |
161 | I40E_VIRTCHNL_VF_OFFLOAD_RSS_PCTYPE_V2; | |
162 | ||
e6d038de MW |
163 | adapter->current_op = I40E_VIRTCHNL_OP_GET_VF_RESOURCES; |
164 | adapter->aq_required &= ~I40EVF_FLAG_AQ_GET_CONFIG; | |
165 | if (PF_IS_V11(adapter)) | |
166 | return i40evf_send_pf_msg(adapter, | |
167 | I40E_VIRTCHNL_OP_GET_VF_RESOURCES, | |
168 | (u8 *)&caps, sizeof(caps)); | |
169 | else | |
170 | return i40evf_send_pf_msg(adapter, | |
171 | I40E_VIRTCHNL_OP_GET_VF_RESOURCES, | |
172 | NULL, 0); | |
62683ab5 GR |
173 | } |
174 | ||
175 | /** | |
176 | * i40evf_get_vf_config | |
177 | * @hw: pointer to the hardware structure | |
178 | * @len: length of buffer | |
179 | * | |
180 | * Get VF configuration from PF and populate hw structure. Must be called after | |
181 | * admin queue is initialized. Busy waits until response is received from PF, | |
182 | * with maximum timeout. Response from PF is returned in the buffer for further | |
183 | * processing by the caller. | |
184 | **/ | |
185 | int i40evf_get_vf_config(struct i40evf_adapter *adapter) | |
186 | { | |
187 | struct i40e_hw *hw = &adapter->hw; | |
188 | struct i40e_arq_event_info event; | |
f8d4db35 | 189 | enum i40e_virtchnl_ops op; |
62683ab5 | 190 | i40e_status err; |
f8d4db35 | 191 | u16 len; |
62683ab5 GR |
192 | |
193 | len = sizeof(struct i40e_virtchnl_vf_resource) + | |
194 | I40E_MAX_VF_VSI * sizeof(struct i40e_virtchnl_vsi_resource); | |
1001dc37 MW |
195 | event.buf_len = len; |
196 | event.msg_buf = kzalloc(event.buf_len, GFP_KERNEL); | |
62683ab5 GR |
197 | if (!event.msg_buf) { |
198 | err = -ENOMEM; | |
199 | goto out; | |
200 | } | |
201 | ||
f8d4db35 | 202 | while (1) { |
f8d4db35 MW |
203 | /* When the AQ is empty, i40evf_clean_arq_element will return |
204 | * nonzero and this loop will terminate. | |
205 | */ | |
206 | err = i40evf_clean_arq_element(hw, &event, NULL); | |
207 | if (err) | |
208 | goto out_alloc; | |
209 | op = | |
210 | (enum i40e_virtchnl_ops)le32_to_cpu(event.desc.cookie_high); | |
211 | if (op == I40E_VIRTCHNL_OP_GET_VF_RESOURCES) | |
212 | break; | |
62683ab5 GR |
213 | } |
214 | ||
f8d4db35 | 215 | err = (i40e_status)le32_to_cpu(event.desc.cookie_low); |
1001dc37 | 216 | memcpy(adapter->vf_res, event.msg_buf, min(event.msg_len, len)); |
62683ab5 GR |
217 | |
218 | i40e_vf_parse_hw_config(hw, adapter->vf_res); | |
219 | out_alloc: | |
220 | kfree(event.msg_buf); | |
221 | out: | |
222 | return err; | |
223 | } | |
224 | ||
225 | /** | |
226 | * i40evf_configure_queues | |
227 | * @adapter: adapter structure | |
228 | * | |
229 | * Request that the PF set up our (previously allocated) queues. | |
230 | **/ | |
231 | void i40evf_configure_queues(struct i40evf_adapter *adapter) | |
232 | { | |
233 | struct i40e_virtchnl_vsi_queue_config_info *vqci; | |
234 | struct i40e_virtchnl_queue_pair_info *vqpi; | |
cc052927 | 235 | int pairs = adapter->num_active_queues; |
62683ab5 GR |
236 | int i, len; |
237 | ||
238 | if (adapter->current_op != I40E_VIRTCHNL_OP_UNKNOWN) { | |
239 | /* bail because we already have a command pending */ | |
fb43201f SN |
240 | dev_err(&adapter->pdev->dev, "Cannot configure queues, command %d pending\n", |
241 | adapter->current_op); | |
62683ab5 GR |
242 | return; |
243 | } | |
244 | adapter->current_op = I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES; | |
245 | len = sizeof(struct i40e_virtchnl_vsi_queue_config_info) + | |
246 | (sizeof(struct i40e_virtchnl_queue_pair_info) * pairs); | |
a85088d8 | 247 | vqci = kzalloc(len, GFP_KERNEL); |
249c8b8d | 248 | if (!vqci) |
62683ab5 | 249 | return; |
249c8b8d | 250 | |
62683ab5 GR |
251 | vqci->vsi_id = adapter->vsi_res->vsi_id; |
252 | vqci->num_queue_pairs = pairs; | |
253 | vqpi = vqci->qpair; | |
254 | /* Size check is not needed here - HW max is 16 queue pairs, and we | |
255 | * can fit info for 31 of them into the AQ buffer before it overflows. | |
256 | */ | |
257 | for (i = 0; i < pairs; i++) { | |
258 | vqpi->txq.vsi_id = vqci->vsi_id; | |
259 | vqpi->txq.queue_id = i; | |
0dd438d8 MW |
260 | vqpi->txq.ring_len = adapter->tx_rings[i].count; |
261 | vqpi->txq.dma_ring_addr = adapter->tx_rings[i].dma; | |
5d29896a AS |
262 | vqpi->txq.headwb_enabled = 1; |
263 | vqpi->txq.dma_headwb_addr = vqpi->txq.dma_ring_addr + | |
264 | (vqpi->txq.ring_len * sizeof(struct i40e_tx_desc)); | |
62683ab5 GR |
265 | |
266 | vqpi->rxq.vsi_id = vqci->vsi_id; | |
267 | vqpi->rxq.queue_id = i; | |
0dd438d8 MW |
268 | vqpi->rxq.ring_len = adapter->rx_rings[i].count; |
269 | vqpi->rxq.dma_ring_addr = adapter->rx_rings[i].dma; | |
62683ab5 GR |
270 | vqpi->rxq.max_pkt_size = adapter->netdev->mtu |
271 | + ETH_HLEN + VLAN_HLEN + ETH_FCS_LEN; | |
0dd438d8 | 272 | vqpi->rxq.databuffer_size = adapter->rx_rings[i].rx_buf_len; |
62683ab5 GR |
273 | vqpi++; |
274 | } | |
275 | ||
fc86a970 | 276 | adapter->aq_required &= ~I40EVF_FLAG_AQ_CONFIGURE_QUEUES; |
62683ab5 GR |
277 | i40evf_send_pf_msg(adapter, I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES, |
278 | (u8 *)vqci, len); | |
279 | kfree(vqci); | |
62683ab5 GR |
280 | } |
281 | ||
282 | /** | |
283 | * i40evf_enable_queues | |
284 | * @adapter: adapter structure | |
285 | * | |
286 | * Request that the PF enable all of our queues. | |
287 | **/ | |
288 | void i40evf_enable_queues(struct i40evf_adapter *adapter) | |
289 | { | |
290 | struct i40e_virtchnl_queue_select vqs; | |
291 | ||
292 | if (adapter->current_op != I40E_VIRTCHNL_OP_UNKNOWN) { | |
293 | /* bail because we already have a command pending */ | |
fb43201f SN |
294 | dev_err(&adapter->pdev->dev, "Cannot enable queues, command %d pending\n", |
295 | adapter->current_op); | |
62683ab5 GR |
296 | return; |
297 | } | |
298 | adapter->current_op = I40E_VIRTCHNL_OP_ENABLE_QUEUES; | |
299 | vqs.vsi_id = adapter->vsi_res->vsi_id; | |
41a1d04b | 300 | vqs.tx_queues = BIT(adapter->num_active_queues) - 1; |
62683ab5 | 301 | vqs.rx_queues = vqs.tx_queues; |
62683ab5 | 302 | adapter->aq_required &= ~I40EVF_FLAG_AQ_ENABLE_QUEUES; |
fc86a970 MW |
303 | i40evf_send_pf_msg(adapter, I40E_VIRTCHNL_OP_ENABLE_QUEUES, |
304 | (u8 *)&vqs, sizeof(vqs)); | |
62683ab5 GR |
305 | } |
306 | ||
307 | /** | |
308 | * i40evf_disable_queues | |
309 | * @adapter: adapter structure | |
310 | * | |
311 | * Request that the PF disable all of our queues. | |
312 | **/ | |
313 | void i40evf_disable_queues(struct i40evf_adapter *adapter) | |
314 | { | |
315 | struct i40e_virtchnl_queue_select vqs; | |
316 | ||
317 | if (adapter->current_op != I40E_VIRTCHNL_OP_UNKNOWN) { | |
318 | /* bail because we already have a command pending */ | |
fb43201f SN |
319 | dev_err(&adapter->pdev->dev, "Cannot disable queues, command %d pending\n", |
320 | adapter->current_op); | |
62683ab5 GR |
321 | return; |
322 | } | |
323 | adapter->current_op = I40E_VIRTCHNL_OP_DISABLE_QUEUES; | |
324 | vqs.vsi_id = adapter->vsi_res->vsi_id; | |
41a1d04b | 325 | vqs.tx_queues = BIT(adapter->num_active_queues) - 1; |
62683ab5 | 326 | vqs.rx_queues = vqs.tx_queues; |
62683ab5 | 327 | adapter->aq_required &= ~I40EVF_FLAG_AQ_DISABLE_QUEUES; |
fc86a970 MW |
328 | i40evf_send_pf_msg(adapter, I40E_VIRTCHNL_OP_DISABLE_QUEUES, |
329 | (u8 *)&vqs, sizeof(vqs)); | |
62683ab5 GR |
330 | } |
331 | ||
332 | /** | |
333 | * i40evf_map_queues | |
334 | * @adapter: adapter structure | |
335 | * | |
336 | * Request that the PF map queues to interrupt vectors. Misc causes, including | |
337 | * admin queue, are always mapped to vector 0. | |
338 | **/ | |
339 | void i40evf_map_queues(struct i40evf_adapter *adapter) | |
340 | { | |
341 | struct i40e_virtchnl_irq_map_info *vimi; | |
342 | int v_idx, q_vectors, len; | |
343 | struct i40e_q_vector *q_vector; | |
344 | ||
345 | if (adapter->current_op != I40E_VIRTCHNL_OP_UNKNOWN) { | |
346 | /* bail because we already have a command pending */ | |
fb43201f SN |
347 | dev_err(&adapter->pdev->dev, "Cannot map queues to vectors, command %d pending\n", |
348 | adapter->current_op); | |
62683ab5 GR |
349 | return; |
350 | } | |
351 | adapter->current_op = I40E_VIRTCHNL_OP_CONFIG_IRQ_MAP; | |
352 | ||
353 | q_vectors = adapter->num_msix_vectors - NONQ_VECS; | |
354 | ||
355 | len = sizeof(struct i40e_virtchnl_irq_map_info) + | |
356 | (adapter->num_msix_vectors * | |
357 | sizeof(struct i40e_virtchnl_vector_map)); | |
a85088d8 | 358 | vimi = kzalloc(len, GFP_KERNEL); |
249c8b8d | 359 | if (!vimi) |
62683ab5 | 360 | return; |
62683ab5 GR |
361 | |
362 | vimi->num_vectors = adapter->num_msix_vectors; | |
363 | /* Queue vectors first */ | |
364 | for (v_idx = 0; v_idx < q_vectors; v_idx++) { | |
7d96ba1a | 365 | q_vector = adapter->q_vectors + v_idx; |
62683ab5 GR |
366 | vimi->vecmap[v_idx].vsi_id = adapter->vsi_res->vsi_id; |
367 | vimi->vecmap[v_idx].vector_id = v_idx + NONQ_VECS; | |
368 | vimi->vecmap[v_idx].txq_map = q_vector->ring_mask; | |
369 | vimi->vecmap[v_idx].rxq_map = q_vector->ring_mask; | |
370 | } | |
371 | /* Misc vector last - this is only for AdminQ messages */ | |
372 | vimi->vecmap[v_idx].vsi_id = adapter->vsi_res->vsi_id; | |
373 | vimi->vecmap[v_idx].vector_id = 0; | |
374 | vimi->vecmap[v_idx].txq_map = 0; | |
375 | vimi->vecmap[v_idx].rxq_map = 0; | |
376 | ||
fc86a970 | 377 | adapter->aq_required &= ~I40EVF_FLAG_AQ_MAP_VECTORS; |
62683ab5 GR |
378 | i40evf_send_pf_msg(adapter, I40E_VIRTCHNL_OP_CONFIG_IRQ_MAP, |
379 | (u8 *)vimi, len); | |
380 | kfree(vimi); | |
62683ab5 GR |
381 | } |
382 | ||
383 | /** | |
384 | * i40evf_add_ether_addrs | |
385 | * @adapter: adapter structure | |
386 | * @addrs: the MAC address filters to add (contiguous) | |
387 | * @count: number of filters | |
388 | * | |
389 | * Request that the PF add one or more addresses to our filters. | |
390 | **/ | |
391 | void i40evf_add_ether_addrs(struct i40evf_adapter *adapter) | |
392 | { | |
393 | struct i40e_virtchnl_ether_addr_list *veal; | |
394 | int len, i = 0, count = 0; | |
395 | struct i40evf_mac_filter *f; | |
1418c345 | 396 | bool more = false; |
62683ab5 GR |
397 | |
398 | if (adapter->current_op != I40E_VIRTCHNL_OP_UNKNOWN) { | |
399 | /* bail because we already have a command pending */ | |
fb43201f SN |
400 | dev_err(&adapter->pdev->dev, "Cannot add filters, command %d pending\n", |
401 | adapter->current_op); | |
62683ab5 GR |
402 | return; |
403 | } | |
404 | list_for_each_entry(f, &adapter->mac_filter_list, list) { | |
405 | if (f->add) | |
406 | count++; | |
407 | } | |
408 | if (!count) { | |
409 | adapter->aq_required &= ~I40EVF_FLAG_AQ_ADD_MAC_FILTER; | |
410 | return; | |
411 | } | |
412 | adapter->current_op = I40E_VIRTCHNL_OP_ADD_ETHER_ADDRESS; | |
413 | ||
414 | len = sizeof(struct i40e_virtchnl_ether_addr_list) + | |
415 | (count * sizeof(struct i40e_virtchnl_ether_addr)); | |
416 | if (len > I40EVF_MAX_AQ_BUF_SIZE) { | |
fb43201f | 417 | dev_warn(&adapter->pdev->dev, "Too many add MAC changes in one request\n"); |
62683ab5 GR |
418 | count = (I40EVF_MAX_AQ_BUF_SIZE - |
419 | sizeof(struct i40e_virtchnl_ether_addr_list)) / | |
420 | sizeof(struct i40e_virtchnl_ether_addr); | |
1418c345 MW |
421 | len = sizeof(struct i40e_virtchnl_ether_addr_list) + |
422 | (count * sizeof(struct i40e_virtchnl_ether_addr)); | |
423 | more = true; | |
62683ab5 GR |
424 | } |
425 | ||
a85088d8 | 426 | veal = kzalloc(len, GFP_KERNEL); |
249c8b8d | 427 | if (!veal) |
62683ab5 | 428 | return; |
249c8b8d | 429 | |
62683ab5 GR |
430 | veal->vsi_id = adapter->vsi_res->vsi_id; |
431 | veal->num_elements = count; | |
432 | list_for_each_entry(f, &adapter->mac_filter_list, list) { | |
433 | if (f->add) { | |
9a173901 | 434 | ether_addr_copy(veal->list[i].addr, f->macaddr); |
62683ab5 GR |
435 | i++; |
436 | f->add = false; | |
0e8d95f8 MW |
437 | if (i == count) |
438 | break; | |
62683ab5 GR |
439 | } |
440 | } | |
1418c345 MW |
441 | if (!more) |
442 | adapter->aq_required &= ~I40EVF_FLAG_AQ_ADD_MAC_FILTER; | |
62683ab5 GR |
443 | i40evf_send_pf_msg(adapter, I40E_VIRTCHNL_OP_ADD_ETHER_ADDRESS, |
444 | (u8 *)veal, len); | |
445 | kfree(veal); | |
62683ab5 GR |
446 | } |
447 | ||
448 | /** | |
449 | * i40evf_del_ether_addrs | |
450 | * @adapter: adapter structure | |
451 | * @addrs: the MAC address filters to remove (contiguous) | |
452 | * @count: number of filtes | |
453 | * | |
454 | * Request that the PF remove one or more addresses from our filters. | |
455 | **/ | |
456 | void i40evf_del_ether_addrs(struct i40evf_adapter *adapter) | |
457 | { | |
458 | struct i40e_virtchnl_ether_addr_list *veal; | |
459 | struct i40evf_mac_filter *f, *ftmp; | |
460 | int len, i = 0, count = 0; | |
1418c345 | 461 | bool more = false; |
62683ab5 GR |
462 | |
463 | if (adapter->current_op != I40E_VIRTCHNL_OP_UNKNOWN) { | |
464 | /* bail because we already have a command pending */ | |
fb43201f SN |
465 | dev_err(&adapter->pdev->dev, "Cannot remove filters, command %d pending\n", |
466 | adapter->current_op); | |
62683ab5 GR |
467 | return; |
468 | } | |
469 | list_for_each_entry(f, &adapter->mac_filter_list, list) { | |
470 | if (f->remove) | |
471 | count++; | |
472 | } | |
473 | if (!count) { | |
474 | adapter->aq_required &= ~I40EVF_FLAG_AQ_DEL_MAC_FILTER; | |
475 | return; | |
476 | } | |
477 | adapter->current_op = I40E_VIRTCHNL_OP_DEL_ETHER_ADDRESS; | |
478 | ||
479 | len = sizeof(struct i40e_virtchnl_ether_addr_list) + | |
480 | (count * sizeof(struct i40e_virtchnl_ether_addr)); | |
481 | if (len > I40EVF_MAX_AQ_BUF_SIZE) { | |
fb43201f | 482 | dev_warn(&adapter->pdev->dev, "Too many delete MAC changes in one request\n"); |
62683ab5 GR |
483 | count = (I40EVF_MAX_AQ_BUF_SIZE - |
484 | sizeof(struct i40e_virtchnl_ether_addr_list)) / | |
485 | sizeof(struct i40e_virtchnl_ether_addr); | |
1418c345 MW |
486 | len = sizeof(struct i40e_virtchnl_ether_addr_list) + |
487 | (count * sizeof(struct i40e_virtchnl_ether_addr)); | |
488 | more = true; | |
62683ab5 | 489 | } |
a85088d8 | 490 | veal = kzalloc(len, GFP_KERNEL); |
249c8b8d | 491 | if (!veal) |
62683ab5 | 492 | return; |
249c8b8d | 493 | |
62683ab5 GR |
494 | veal->vsi_id = adapter->vsi_res->vsi_id; |
495 | veal->num_elements = count; | |
496 | list_for_each_entry_safe(f, ftmp, &adapter->mac_filter_list, list) { | |
497 | if (f->remove) { | |
9a173901 | 498 | ether_addr_copy(veal->list[i].addr, f->macaddr); |
62683ab5 GR |
499 | i++; |
500 | list_del(&f->list); | |
501 | kfree(f); | |
0e8d95f8 MW |
502 | if (i == count) |
503 | break; | |
62683ab5 GR |
504 | } |
505 | } | |
1418c345 MW |
506 | if (!more) |
507 | adapter->aq_required &= ~I40EVF_FLAG_AQ_DEL_MAC_FILTER; | |
62683ab5 GR |
508 | i40evf_send_pf_msg(adapter, I40E_VIRTCHNL_OP_DEL_ETHER_ADDRESS, |
509 | (u8 *)veal, len); | |
510 | kfree(veal); | |
62683ab5 GR |
511 | } |
512 | ||
513 | /** | |
514 | * i40evf_add_vlans | |
515 | * @adapter: adapter structure | |
516 | * @vlans: the VLANs to add | |
517 | * @count: number of VLANs | |
518 | * | |
519 | * Request that the PF add one or more VLAN filters to our VSI. | |
520 | **/ | |
521 | void i40evf_add_vlans(struct i40evf_adapter *adapter) | |
522 | { | |
523 | struct i40e_virtchnl_vlan_filter_list *vvfl; | |
524 | int len, i = 0, count = 0; | |
525 | struct i40evf_vlan_filter *f; | |
1418c345 | 526 | bool more = false; |
62683ab5 GR |
527 | |
528 | if (adapter->current_op != I40E_VIRTCHNL_OP_UNKNOWN) { | |
529 | /* bail because we already have a command pending */ | |
fb43201f SN |
530 | dev_err(&adapter->pdev->dev, "Cannot add VLANs, command %d pending\n", |
531 | adapter->current_op); | |
62683ab5 GR |
532 | return; |
533 | } | |
534 | ||
535 | list_for_each_entry(f, &adapter->vlan_filter_list, list) { | |
536 | if (f->add) | |
537 | count++; | |
538 | } | |
539 | if (!count) { | |
540 | adapter->aq_required &= ~I40EVF_FLAG_AQ_ADD_VLAN_FILTER; | |
541 | return; | |
542 | } | |
543 | adapter->current_op = I40E_VIRTCHNL_OP_ADD_VLAN; | |
544 | ||
545 | len = sizeof(struct i40e_virtchnl_vlan_filter_list) + | |
546 | (count * sizeof(u16)); | |
547 | if (len > I40EVF_MAX_AQ_BUF_SIZE) { | |
fb43201f | 548 | dev_warn(&adapter->pdev->dev, "Too many add VLAN changes in one request\n"); |
62683ab5 GR |
549 | count = (I40EVF_MAX_AQ_BUF_SIZE - |
550 | sizeof(struct i40e_virtchnl_vlan_filter_list)) / | |
551 | sizeof(u16); | |
1418c345 MW |
552 | len = sizeof(struct i40e_virtchnl_vlan_filter_list) + |
553 | (count * sizeof(u16)); | |
554 | more = true; | |
62683ab5 | 555 | } |
a85088d8 | 556 | vvfl = kzalloc(len, GFP_KERNEL); |
249c8b8d | 557 | if (!vvfl) |
62683ab5 | 558 | return; |
249c8b8d | 559 | |
62683ab5 GR |
560 | vvfl->vsi_id = adapter->vsi_res->vsi_id; |
561 | vvfl->num_elements = count; | |
562 | list_for_each_entry(f, &adapter->vlan_filter_list, list) { | |
563 | if (f->add) { | |
564 | vvfl->vlan_id[i] = f->vlan; | |
565 | i++; | |
566 | f->add = false; | |
0e8d95f8 MW |
567 | if (i == count) |
568 | break; | |
62683ab5 GR |
569 | } |
570 | } | |
1418c345 MW |
571 | if (!more) |
572 | adapter->aq_required &= ~I40EVF_FLAG_AQ_ADD_VLAN_FILTER; | |
fc86a970 MW |
573 | i40evf_send_pf_msg(adapter, I40E_VIRTCHNL_OP_ADD_VLAN, (u8 *)vvfl, len); |
574 | kfree(vvfl); | |
62683ab5 GR |
575 | } |
576 | ||
577 | /** | |
578 | * i40evf_del_vlans | |
579 | * @adapter: adapter structure | |
580 | * @vlans: the VLANs to remove | |
581 | * @count: number of VLANs | |
582 | * | |
583 | * Request that the PF remove one or more VLAN filters from our VSI. | |
584 | **/ | |
585 | void i40evf_del_vlans(struct i40evf_adapter *adapter) | |
586 | { | |
587 | struct i40e_virtchnl_vlan_filter_list *vvfl; | |
588 | struct i40evf_vlan_filter *f, *ftmp; | |
589 | int len, i = 0, count = 0; | |
1418c345 | 590 | bool more = false; |
62683ab5 GR |
591 | |
592 | if (adapter->current_op != I40E_VIRTCHNL_OP_UNKNOWN) { | |
593 | /* bail because we already have a command pending */ | |
fb43201f SN |
594 | dev_err(&adapter->pdev->dev, "Cannot remove VLANs, command %d pending\n", |
595 | adapter->current_op); | |
62683ab5 GR |
596 | return; |
597 | } | |
598 | ||
599 | list_for_each_entry(f, &adapter->vlan_filter_list, list) { | |
600 | if (f->remove) | |
601 | count++; | |
602 | } | |
603 | if (!count) { | |
604 | adapter->aq_required &= ~I40EVF_FLAG_AQ_DEL_VLAN_FILTER; | |
605 | return; | |
606 | } | |
607 | adapter->current_op = I40E_VIRTCHNL_OP_DEL_VLAN; | |
608 | ||
609 | len = sizeof(struct i40e_virtchnl_vlan_filter_list) + | |
610 | (count * sizeof(u16)); | |
611 | if (len > I40EVF_MAX_AQ_BUF_SIZE) { | |
fb43201f | 612 | dev_warn(&adapter->pdev->dev, "Too many delete VLAN changes in one request\n"); |
62683ab5 GR |
613 | count = (I40EVF_MAX_AQ_BUF_SIZE - |
614 | sizeof(struct i40e_virtchnl_vlan_filter_list)) / | |
615 | sizeof(u16); | |
1418c345 MW |
616 | len = sizeof(struct i40e_virtchnl_vlan_filter_list) + |
617 | (count * sizeof(u16)); | |
618 | more = true; | |
62683ab5 | 619 | } |
a85088d8 | 620 | vvfl = kzalloc(len, GFP_KERNEL); |
249c8b8d | 621 | if (!vvfl) |
62683ab5 | 622 | return; |
249c8b8d | 623 | |
62683ab5 GR |
624 | vvfl->vsi_id = adapter->vsi_res->vsi_id; |
625 | vvfl->num_elements = count; | |
626 | list_for_each_entry_safe(f, ftmp, &adapter->vlan_filter_list, list) { | |
627 | if (f->remove) { | |
628 | vvfl->vlan_id[i] = f->vlan; | |
629 | i++; | |
630 | list_del(&f->list); | |
631 | kfree(f); | |
0e8d95f8 MW |
632 | if (i == count) |
633 | break; | |
62683ab5 GR |
634 | } |
635 | } | |
1418c345 MW |
636 | if (!more) |
637 | adapter->aq_required &= ~I40EVF_FLAG_AQ_DEL_VLAN_FILTER; | |
fc86a970 MW |
638 | i40evf_send_pf_msg(adapter, I40E_VIRTCHNL_OP_DEL_VLAN, (u8 *)vvfl, len); |
639 | kfree(vvfl); | |
62683ab5 GR |
640 | } |
641 | ||
642 | /** | |
643 | * i40evf_set_promiscuous | |
644 | * @adapter: adapter structure | |
645 | * @flags: bitmask to control unicast/multicast promiscuous. | |
646 | * | |
647 | * Request that the PF enable promiscuous mode for our VSI. | |
648 | **/ | |
649 | void i40evf_set_promiscuous(struct i40evf_adapter *adapter, int flags) | |
650 | { | |
651 | struct i40e_virtchnl_promisc_info vpi; | |
f42a5c74 | 652 | int promisc_all; |
62683ab5 GR |
653 | |
654 | if (adapter->current_op != I40E_VIRTCHNL_OP_UNKNOWN) { | |
655 | /* bail because we already have a command pending */ | |
fb43201f SN |
656 | dev_err(&adapter->pdev->dev, "Cannot set promiscuous mode, command %d pending\n", |
657 | adapter->current_op); | |
62683ab5 GR |
658 | return; |
659 | } | |
47d34839 | 660 | |
f42a5c74 ASJ |
661 | promisc_all = I40E_FLAG_VF_UNICAST_PROMISC | |
662 | I40E_FLAG_VF_MULTICAST_PROMISC; | |
663 | if ((flags & promisc_all) == promisc_all) { | |
47d34839 ASJ |
664 | adapter->flags |= I40EVF_FLAG_PROMISC_ON; |
665 | adapter->aq_required &= ~I40EVF_FLAG_AQ_REQUEST_PROMISC; | |
666 | dev_info(&adapter->pdev->dev, "Entering promiscuous mode\n"); | |
f42a5c74 ASJ |
667 | } |
668 | ||
669 | if (flags & I40E_FLAG_VF_MULTICAST_PROMISC) { | |
670 | adapter->flags |= I40EVF_FLAG_ALLMULTI_ON; | |
671 | adapter->aq_required &= ~I40EVF_FLAG_AQ_REQUEST_ALLMULTI; | |
672 | dev_info(&adapter->pdev->dev, "Entering multicast promiscuous mode\n"); | |
673 | } | |
674 | ||
675 | if (!flags) { | |
47d34839 ASJ |
676 | adapter->flags &= ~I40EVF_FLAG_PROMISC_ON; |
677 | adapter->aq_required &= ~I40EVF_FLAG_AQ_RELEASE_PROMISC; | |
678 | dev_info(&adapter->pdev->dev, "Leaving promiscuous mode\n"); | |
679 | } | |
680 | ||
62683ab5 GR |
681 | adapter->current_op = I40E_VIRTCHNL_OP_CONFIG_PROMISCUOUS_MODE; |
682 | vpi.vsi_id = adapter->vsi_res->vsi_id; | |
683 | vpi.flags = flags; | |
684 | i40evf_send_pf_msg(adapter, I40E_VIRTCHNL_OP_CONFIG_PROMISCUOUS_MODE, | |
685 | (u8 *)&vpi, sizeof(vpi)); | |
686 | } | |
687 | ||
688 | /** | |
689 | * i40evf_request_stats | |
690 | * @adapter: adapter structure | |
691 | * | |
692 | * Request VSI statistics from PF. | |
693 | **/ | |
694 | void i40evf_request_stats(struct i40evf_adapter *adapter) | |
695 | { | |
696 | struct i40e_virtchnl_queue_select vqs; | |
75a64435 | 697 | |
62683ab5 GR |
698 | if (adapter->current_op != I40E_VIRTCHNL_OP_UNKNOWN) { |
699 | /* no error message, this isn't crucial */ | |
700 | return; | |
701 | } | |
702 | adapter->current_op = I40E_VIRTCHNL_OP_GET_STATS; | |
703 | vqs.vsi_id = adapter->vsi_res->vsi_id; | |
704 | /* queue maps are ignored for this message - only the vsi is used */ | |
705 | if (i40evf_send_pf_msg(adapter, I40E_VIRTCHNL_OP_GET_STATS, | |
706 | (u8 *)&vqs, sizeof(vqs))) | |
707 | /* if the request failed, don't lock out others */ | |
708 | adapter->current_op = I40E_VIRTCHNL_OP_UNKNOWN; | |
709 | } | |
43a3d9ba MW |
710 | |
711 | /** | |
712 | * i40evf_get_hena | |
713 | * @adapter: adapter structure | |
714 | * | |
715 | * Request hash enable capabilities from PF | |
716 | **/ | |
717 | void i40evf_get_hena(struct i40evf_adapter *adapter) | |
718 | { | |
719 | if (adapter->current_op != I40E_VIRTCHNL_OP_UNKNOWN) { | |
720 | /* bail because we already have a command pending */ | |
721 | dev_err(&adapter->pdev->dev, "Cannot get RSS hash capabilities, command %d pending\n", | |
722 | adapter->current_op); | |
723 | return; | |
724 | } | |
725 | adapter->current_op = I40E_VIRTCHNL_OP_GET_RSS_HENA_CAPS; | |
726 | adapter->aq_required &= ~I40EVF_FLAG_AQ_GET_HENA; | |
727 | i40evf_send_pf_msg(adapter, I40E_VIRTCHNL_OP_GET_RSS_HENA_CAPS, | |
728 | NULL, 0); | |
729 | } | |
730 | ||
731 | /** | |
732 | * i40evf_set_hena | |
733 | * @adapter: adapter structure | |
734 | * | |
735 | * Request the PF to set our RSS hash capabilities | |
736 | **/ | |
737 | void i40evf_set_hena(struct i40evf_adapter *adapter) | |
738 | { | |
739 | struct i40e_virtchnl_rss_hena vrh; | |
740 | ||
741 | if (adapter->current_op != I40E_VIRTCHNL_OP_UNKNOWN) { | |
742 | /* bail because we already have a command pending */ | |
743 | dev_err(&adapter->pdev->dev, "Cannot set RSS hash enable, command %d pending\n", | |
744 | adapter->current_op); | |
745 | return; | |
746 | } | |
747 | vrh.hena = adapter->hena; | |
748 | adapter->current_op = I40E_VIRTCHNL_OP_SET_RSS_HENA; | |
749 | adapter->aq_required &= ~I40EVF_FLAG_AQ_SET_HENA; | |
750 | i40evf_send_pf_msg(adapter, I40E_VIRTCHNL_OP_SET_RSS_HENA, | |
751 | (u8 *)&vrh, sizeof(vrh)); | |
752 | } | |
753 | ||
754 | /** | |
755 | * i40evf_set_rss_key | |
756 | * @adapter: adapter structure | |
757 | * | |
758 | * Request the PF to set our RSS hash key | |
759 | **/ | |
760 | void i40evf_set_rss_key(struct i40evf_adapter *adapter) | |
761 | { | |
762 | struct i40e_virtchnl_rss_key *vrk; | |
763 | int len; | |
764 | ||
765 | if (adapter->current_op != I40E_VIRTCHNL_OP_UNKNOWN) { | |
766 | /* bail because we already have a command pending */ | |
767 | dev_err(&adapter->pdev->dev, "Cannot set RSS key, command %d pending\n", | |
768 | adapter->current_op); | |
769 | return; | |
770 | } | |
771 | len = sizeof(struct i40e_virtchnl_rss_key) + | |
772 | (adapter->rss_key_size * sizeof(u8)) - 1; | |
773 | vrk = kzalloc(len, GFP_KERNEL); | |
774 | if (!vrk) | |
775 | return; | |
776 | vrk->vsi_id = adapter->vsi.id; | |
777 | vrk->key_len = adapter->rss_key_size; | |
778 | memcpy(vrk->key, adapter->rss_key, adapter->rss_key_size); | |
779 | ||
780 | adapter->current_op = I40E_VIRTCHNL_OP_CONFIG_RSS_KEY; | |
781 | adapter->aq_required &= ~I40EVF_FLAG_AQ_SET_RSS_KEY; | |
782 | i40evf_send_pf_msg(adapter, I40E_VIRTCHNL_OP_CONFIG_RSS_KEY, | |
783 | (u8 *)vrk, len); | |
784 | kfree(vrk); | |
785 | } | |
786 | ||
787 | /** | |
788 | * i40evf_set_rss_lut | |
789 | * @adapter: adapter structure | |
790 | * | |
791 | * Request the PF to set our RSS lookup table | |
792 | **/ | |
793 | void i40evf_set_rss_lut(struct i40evf_adapter *adapter) | |
794 | { | |
795 | struct i40e_virtchnl_rss_lut *vrl; | |
796 | int len; | |
797 | ||
798 | if (adapter->current_op != I40E_VIRTCHNL_OP_UNKNOWN) { | |
799 | /* bail because we already have a command pending */ | |
800 | dev_err(&adapter->pdev->dev, "Cannot set RSS LUT, command %d pending\n", | |
801 | adapter->current_op); | |
802 | return; | |
803 | } | |
804 | len = sizeof(struct i40e_virtchnl_rss_lut) + | |
805 | (adapter->rss_lut_size * sizeof(u8)) - 1; | |
806 | vrl = kzalloc(len, GFP_KERNEL); | |
807 | if (!vrl) | |
808 | return; | |
809 | vrl->vsi_id = adapter->vsi.id; | |
810 | vrl->lut_entries = adapter->rss_lut_size; | |
811 | memcpy(vrl->lut, adapter->rss_lut, adapter->rss_lut_size); | |
812 | adapter->current_op = I40E_VIRTCHNL_OP_CONFIG_RSS_LUT; | |
813 | adapter->aq_required &= ~I40EVF_FLAG_AQ_SET_RSS_LUT; | |
814 | i40evf_send_pf_msg(adapter, I40E_VIRTCHNL_OP_CONFIG_RSS_LUT, | |
815 | (u8 *)vrl, len); | |
816 | kfree(vrl); | |
817 | } | |
818 | ||
fe458e50 MW |
819 | /** |
820 | * i40evf_print_link_message - print link up or down | |
821 | * @adapter: adapter structure | |
822 | * | |
823 | * Log a message telling the world of our wonderous link status | |
824 | */ | |
825 | static void i40evf_print_link_message(struct i40evf_adapter *adapter) | |
826 | { | |
827 | struct net_device *netdev = adapter->netdev; | |
828 | char *speed = "Unknown "; | |
829 | ||
830 | if (!adapter->link_up) { | |
831 | netdev_info(netdev, "NIC Link is Down\n"); | |
832 | return; | |
833 | } | |
834 | ||
835 | switch (adapter->link_speed) { | |
836 | case I40E_LINK_SPEED_40GB: | |
837 | speed = "40 G"; | |
838 | break; | |
839 | case I40E_LINK_SPEED_20GB: | |
840 | speed = "20 G"; | |
841 | break; | |
842 | case I40E_LINK_SPEED_10GB: | |
843 | speed = "10 G"; | |
844 | break; | |
845 | case I40E_LINK_SPEED_1GB: | |
846 | speed = "1000 M"; | |
847 | break; | |
848 | case I40E_LINK_SPEED_100MB: | |
849 | speed = "100 M"; | |
850 | break; | |
851 | default: | |
852 | break; | |
853 | } | |
854 | ||
855 | netdev_info(netdev, "NIC Link is Up %sbps Full Duplex\n", speed); | |
856 | } | |
857 | ||
625777e3 MW |
858 | /** |
859 | * i40evf_request_reset | |
860 | * @adapter: adapter structure | |
861 | * | |
862 | * Request that the PF reset this VF. No response is expected. | |
863 | **/ | |
864 | void i40evf_request_reset(struct i40evf_adapter *adapter) | |
865 | { | |
866 | /* Don't check CURRENT_OP - this is always higher priority */ | |
867 | i40evf_send_pf_msg(adapter, I40E_VIRTCHNL_OP_RESET_VF, NULL, 0); | |
868 | adapter->current_op = I40E_VIRTCHNL_OP_UNKNOWN; | |
869 | } | |
62683ab5 GR |
870 | |
871 | /** | |
872 | * i40evf_virtchnl_completion | |
873 | * @adapter: adapter structure | |
874 | * @v_opcode: opcode sent by PF | |
875 | * @v_retval: retval sent by PF | |
876 | * @msg: message sent by PF | |
877 | * @msglen: message length | |
878 | * | |
879 | * Asynchronous completion function for admin queue messages. Rather than busy | |
880 | * wait, we fire off our requests and assume that no errors will be returned. | |
881 | * This function handles the reply messages. | |
882 | **/ | |
883 | void i40evf_virtchnl_completion(struct i40evf_adapter *adapter, | |
884 | enum i40e_virtchnl_ops v_opcode, | |
885 | i40e_status v_retval, | |
886 | u8 *msg, u16 msglen) | |
887 | { | |
888 | struct net_device *netdev = adapter->netdev; | |
889 | ||
890 | if (v_opcode == I40E_VIRTCHNL_OP_EVENT) { | |
891 | struct i40e_virtchnl_pf_event *vpe = | |
892 | (struct i40e_virtchnl_pf_event *)msg; | |
893 | switch (vpe->event) { | |
894 | case I40E_VIRTCHNL_EVENT_LINK_CHANGE: | |
fe458e50 MW |
895 | adapter->link_speed = |
896 | vpe->event_data.link_event.link_speed; | |
897 | if (adapter->link_up != | |
898 | vpe->event_data.link_event.link_status) { | |
899 | adapter->link_up = | |
900 | vpe->event_data.link_event.link_status; | |
901 | i40evf_print_link_message(adapter); | |
62683ab5 GR |
902 | netif_tx_stop_all_queues(netdev); |
903 | } | |
904 | break; | |
905 | case I40E_VIRTCHNL_EVENT_RESET_IMPENDING: | |
ef8693eb MW |
906 | dev_info(&adapter->pdev->dev, "PF reset warning received\n"); |
907 | if (!(adapter->flags & I40EVF_FLAG_RESET_PENDING)) { | |
908 | adapter->flags |= I40EVF_FLAG_RESET_PENDING; | |
909 | dev_info(&adapter->pdev->dev, "Scheduling reset task\n"); | |
910 | schedule_work(&adapter->reset_task); | |
911 | } | |
62683ab5 GR |
912 | break; |
913 | default: | |
fb43201f SN |
914 | dev_err(&adapter->pdev->dev, "Unknown event %d from PF\n", |
915 | vpe->event); | |
62683ab5 | 916 | break; |
62683ab5 GR |
917 | } |
918 | return; | |
919 | } | |
62683ab5 | 920 | if (v_retval) { |
8d8f2295 MW |
921 | switch (v_opcode) { |
922 | case I40E_VIRTCHNL_OP_ADD_VLAN: | |
923 | dev_err(&adapter->pdev->dev, "Failed to add VLAN filter, error %s\n", | |
924 | i40evf_stat_str(&adapter->hw, v_retval)); | |
925 | break; | |
926 | case I40E_VIRTCHNL_OP_ADD_ETHER_ADDRESS: | |
927 | dev_err(&adapter->pdev->dev, "Failed to add MAC filter, error %s\n", | |
928 | i40evf_stat_str(&adapter->hw, v_retval)); | |
929 | break; | |
930 | case I40E_VIRTCHNL_OP_DEL_VLAN: | |
931 | dev_err(&adapter->pdev->dev, "Failed to delete VLAN filter, error %s\n", | |
932 | i40evf_stat_str(&adapter->hw, v_retval)); | |
933 | break; | |
934 | case I40E_VIRTCHNL_OP_DEL_ETHER_ADDRESS: | |
935 | dev_err(&adapter->pdev->dev, "Failed to delete MAC filter, error %s\n", | |
936 | i40evf_stat_str(&adapter->hw, v_retval)); | |
937 | break; | |
938 | default: | |
939 | dev_err(&adapter->pdev->dev, "PF returned error %d (%s) to our request %d\n", | |
940 | v_retval, | |
941 | i40evf_stat_str(&adapter->hw, v_retval), | |
942 | v_opcode); | |
943 | } | |
62683ab5 GR |
944 | } |
945 | switch (v_opcode) { | |
946 | case I40E_VIRTCHNL_OP_GET_STATS: { | |
947 | struct i40e_eth_stats *stats = | |
948 | (struct i40e_eth_stats *)msg; | |
949 | adapter->net_stats.rx_packets = stats->rx_unicast + | |
950 | stats->rx_multicast + | |
951 | stats->rx_broadcast; | |
952 | adapter->net_stats.tx_packets = stats->tx_unicast + | |
953 | stats->tx_multicast + | |
954 | stats->tx_broadcast; | |
955 | adapter->net_stats.rx_bytes = stats->rx_bytes; | |
956 | adapter->net_stats.tx_bytes = stats->tx_bytes; | |
62683ab5 | 957 | adapter->net_stats.tx_errors = stats->tx_errors; |
03da6f6a | 958 | adapter->net_stats.rx_dropped = stats->rx_discards; |
62683ab5 GR |
959 | adapter->net_stats.tx_dropped = stats->tx_discards; |
960 | adapter->current_stats = *stats; | |
961 | } | |
962 | break; | |
e6d038de MW |
963 | case I40E_VIRTCHNL_OP_GET_VF_RESOURCES: { |
964 | u16 len = sizeof(struct i40e_virtchnl_vf_resource) + | |
965 | I40E_MAX_VF_VSI * | |
966 | sizeof(struct i40e_virtchnl_vsi_resource); | |
967 | memcpy(adapter->vf_res, msg, min(msglen, len)); | |
968 | i40e_vf_parse_hw_config(&adapter->hw, adapter->vf_res); | |
8552d854 MW |
969 | /* restore current mac address */ |
970 | ether_addr_copy(adapter->hw.mac.addr, netdev->dev_addr); | |
e6d038de MW |
971 | i40evf_process_config(adapter); |
972 | } | |
973 | break; | |
62683ab5 | 974 | case I40E_VIRTCHNL_OP_ENABLE_QUEUES: |
62683ab5 GR |
975 | /* enable transmits */ |
976 | i40evf_irq_enable(adapter, true); | |
977 | netif_tx_start_all_queues(adapter->netdev); | |
978 | netif_carrier_on(adapter->netdev); | |
979 | break; | |
980 | case I40E_VIRTCHNL_OP_DISABLE_QUEUES: | |
e284fc88 MW |
981 | i40evf_free_all_tx_resources(adapter); |
982 | i40evf_free_all_rx_resources(adapter); | |
209dc4da MW |
983 | if (adapter->state == __I40EVF_DOWN_PENDING) |
984 | adapter->state = __I40EVF_DOWN; | |
62683ab5 | 985 | break; |
ed636960 | 986 | case I40E_VIRTCHNL_OP_VERSION: |
62683ab5 | 987 | case I40E_VIRTCHNL_OP_CONFIG_IRQ_MAP: |
ed636960 MW |
988 | /* Don't display an error if we get these out of sequence. |
989 | * If the firmware needed to get kicked, we'll get these and | |
990 | * it's no problem. | |
991 | */ | |
992 | if (v_opcode != adapter->current_op) | |
993 | return; | |
62683ab5 | 994 | break; |
43a3d9ba MW |
995 | case I40E_VIRTCHNL_OP_GET_RSS_HENA_CAPS: { |
996 | struct i40e_virtchnl_rss_hena *vrh = | |
997 | (struct i40e_virtchnl_rss_hena *)msg; | |
998 | if (msglen == sizeof(*vrh)) | |
999 | adapter->hena = vrh->hena; | |
1000 | else | |
1001 | dev_warn(&adapter->pdev->dev, | |
1002 | "Invalid message %d from PF\n", v_opcode); | |
1003 | } | |
1004 | break; | |
62683ab5 | 1005 | default: |
ed636960 MW |
1006 | if (v_opcode != adapter->current_op) |
1007 | dev_warn(&adapter->pdev->dev, "Expected response %d from PF, received %d\n", | |
1008 | adapter->current_op, v_opcode); | |
62683ab5 GR |
1009 | break; |
1010 | } /* switch v_opcode */ | |
1011 | adapter->current_op = I40E_VIRTCHNL_OP_UNKNOWN; | |
1012 | } |