This source file includes following definitions.
- hclge_gen_resp_to_vf
- hclge_send_mbx_msg
- hclge_inform_reset_assert_to_vf
- hclge_free_vector_ring_chain
- hclge_get_ring_chain_from_mbx
- hclge_map_unmap_ring_to_vf_vector
- hclge_set_vf_promisc_mode
- hclge_set_vf_uc_mac_addr
- hclge_set_vf_mc_mac_addr
- hclge_push_vf_port_base_vlan_info
- hclge_set_vf_vlan_cfg
- hclge_set_vf_alive
- hclge_get_vf_tcinfo
- hclge_get_vf_queue_info
- hclge_get_vf_queue_depth
- hclge_get_vf_media_type
- hclge_get_link_info
- hclge_get_link_mode
- hclge_mbx_reset_vf_queue
- hclge_reset_vf
- hclge_vf_keep_alive
- hclge_set_vf_mtu
- hclge_get_queue_id_in_pf
- hclge_get_rss_key
- hclge_link_fail_parse
- hclge_handle_link_change_event
- hclge_cmd_crq_empty
- hclge_handle_ncsi_error
- hclge_mbx_handler
1
2
3
4 #include "hclge_main.h"
5 #include "hclge_mbx.h"
6 #include "hnae3.h"
7
8
9
10
11
12
13
14
15 static int hclge_gen_resp_to_vf(struct hclge_vport *vport,
16 struct hclge_mbx_vf_to_pf_cmd *vf_to_pf_req,
17 int resp_status,
18 u8 *resp_data, u16 resp_data_len)
19 {
20 struct hclge_mbx_pf_to_vf_cmd *resp_pf_to_vf;
21 struct hclge_dev *hdev = vport->back;
22 enum hclge_cmd_status status;
23 struct hclge_desc desc;
24
25 resp_pf_to_vf = (struct hclge_mbx_pf_to_vf_cmd *)desc.data;
26
27 if (resp_data_len > HCLGE_MBX_MAX_RESP_DATA_SIZE) {
28 dev_err(&hdev->pdev->dev,
29 "PF fail to gen resp to VF len %d exceeds max len %d\n",
30 resp_data_len,
31 HCLGE_MBX_MAX_RESP_DATA_SIZE);
32
33
34
35 resp_data_len = HCLGE_MBX_MAX_RESP_DATA_SIZE;
36 }
37
38 hclge_cmd_setup_basic_desc(&desc, HCLGEVF_OPC_MBX_PF_TO_VF, false);
39
40 resp_pf_to_vf->dest_vfid = vf_to_pf_req->mbx_src_vfid;
41 resp_pf_to_vf->msg_len = vf_to_pf_req->msg_len;
42
43 resp_pf_to_vf->msg[0] = HCLGE_MBX_PF_VF_RESP;
44 resp_pf_to_vf->msg[1] = vf_to_pf_req->msg[0];
45 resp_pf_to_vf->msg[2] = vf_to_pf_req->msg[1];
46 resp_pf_to_vf->msg[3] = (resp_status == 0) ? 0 : 1;
47
48 if (resp_data && resp_data_len > 0)
49 memcpy(&resp_pf_to_vf->msg[4], resp_data, resp_data_len);
50
51 status = hclge_cmd_send(&hdev->hw, &desc, 1);
52 if (status)
53 dev_err(&hdev->pdev->dev,
54 "PF failed(=%d) to send response to VF\n", status);
55
56 return status;
57 }
58
59 static int hclge_send_mbx_msg(struct hclge_vport *vport, u8 *msg, u16 msg_len,
60 u16 mbx_opcode, u8 dest_vfid)
61 {
62 struct hclge_mbx_pf_to_vf_cmd *resp_pf_to_vf;
63 struct hclge_dev *hdev = vport->back;
64 enum hclge_cmd_status status;
65 struct hclge_desc desc;
66
67 resp_pf_to_vf = (struct hclge_mbx_pf_to_vf_cmd *)desc.data;
68
69 hclge_cmd_setup_basic_desc(&desc, HCLGEVF_OPC_MBX_PF_TO_VF, false);
70
71 resp_pf_to_vf->dest_vfid = dest_vfid;
72 resp_pf_to_vf->msg_len = msg_len;
73 resp_pf_to_vf->msg[0] = mbx_opcode;
74
75 memcpy(&resp_pf_to_vf->msg[1], msg, msg_len);
76
77 status = hclge_cmd_send(&hdev->hw, &desc, 1);
78 if (status)
79 dev_err(&hdev->pdev->dev,
80 "PF failed(=%d) to send mailbox message to VF\n",
81 status);
82
83 return status;
84 }
85
86 int hclge_inform_reset_assert_to_vf(struct hclge_vport *vport)
87 {
88 struct hclge_dev *hdev = vport->back;
89 enum hnae3_reset_type reset_type;
90 u8 msg_data[2];
91 u8 dest_vfid;
92
93 dest_vfid = (u8)vport->vport_id;
94
95 if (hdev->reset_type == HNAE3_FUNC_RESET)
96 reset_type = HNAE3_VF_PF_FUNC_RESET;
97 else if (hdev->reset_type == HNAE3_FLR_RESET)
98 reset_type = HNAE3_VF_FULL_RESET;
99 else
100 reset_type = HNAE3_VF_FUNC_RESET;
101
102 memcpy(&msg_data[0], &reset_type, sizeof(u16));
103
104
105 return hclge_send_mbx_msg(vport, msg_data, sizeof(msg_data),
106 HCLGE_MBX_ASSERTING_RESET, dest_vfid);
107 }
108
109 static void hclge_free_vector_ring_chain(struct hnae3_ring_chain_node *head)
110 {
111 struct hnae3_ring_chain_node *chain_tmp, *chain;
112
113 chain = head->next;
114
115 while (chain) {
116 chain_tmp = chain->next;
117 kzfree(chain);
118 chain = chain_tmp;
119 }
120 }
121
122
123
124
125
126
127
128
129
130
131
132 static int hclge_get_ring_chain_from_mbx(
133 struct hclge_mbx_vf_to_pf_cmd *req,
134 struct hnae3_ring_chain_node *ring_chain,
135 struct hclge_vport *vport)
136 {
137 struct hnae3_ring_chain_node *cur_chain, *new_chain;
138 int ring_num;
139 int i;
140
141 ring_num = req->msg[2];
142
143 if (ring_num > ((HCLGE_MBX_VF_MSG_DATA_NUM -
144 HCLGE_MBX_RING_MAP_BASIC_MSG_NUM) /
145 HCLGE_MBX_RING_NODE_VARIABLE_NUM))
146 return -ENOMEM;
147
148 hnae3_set_bit(ring_chain->flag, HNAE3_RING_TYPE_B, req->msg[3]);
149 ring_chain->tqp_index =
150 hclge_get_queue_id(vport->nic.kinfo.tqp[req->msg[4]]);
151 hnae3_set_field(ring_chain->int_gl_idx, HNAE3_RING_GL_IDX_M,
152 HNAE3_RING_GL_IDX_S,
153 req->msg[5]);
154
155 cur_chain = ring_chain;
156
157 for (i = 1; i < ring_num; i++) {
158 new_chain = kzalloc(sizeof(*new_chain), GFP_KERNEL);
159 if (!new_chain)
160 goto err;
161
162 hnae3_set_bit(new_chain->flag, HNAE3_RING_TYPE_B,
163 req->msg[HCLGE_MBX_RING_NODE_VARIABLE_NUM * i +
164 HCLGE_MBX_RING_MAP_BASIC_MSG_NUM]);
165
166 new_chain->tqp_index =
167 hclge_get_queue_id(vport->nic.kinfo.tqp
168 [req->msg[HCLGE_MBX_RING_NODE_VARIABLE_NUM * i +
169 HCLGE_MBX_RING_MAP_BASIC_MSG_NUM + 1]]);
170
171 hnae3_set_field(new_chain->int_gl_idx, HNAE3_RING_GL_IDX_M,
172 HNAE3_RING_GL_IDX_S,
173 req->msg[HCLGE_MBX_RING_NODE_VARIABLE_NUM * i +
174 HCLGE_MBX_RING_MAP_BASIC_MSG_NUM + 2]);
175
176 cur_chain->next = new_chain;
177 cur_chain = new_chain;
178 }
179
180 return 0;
181 err:
182 hclge_free_vector_ring_chain(ring_chain);
183 return -ENOMEM;
184 }
185
186 static int hclge_map_unmap_ring_to_vf_vector(struct hclge_vport *vport, bool en,
187 struct hclge_mbx_vf_to_pf_cmd *req)
188 {
189 struct hnae3_ring_chain_node ring_chain;
190 int vector_id = req->msg[1];
191 int ret;
192
193 memset(&ring_chain, 0, sizeof(ring_chain));
194 ret = hclge_get_ring_chain_from_mbx(req, &ring_chain, vport);
195 if (ret)
196 return ret;
197
198 ret = hclge_bind_ring_with_vector(vport, vector_id, en, &ring_chain);
199
200 hclge_free_vector_ring_chain(&ring_chain);
201
202 return ret;
203 }
204
205 static int hclge_set_vf_promisc_mode(struct hclge_vport *vport,
206 struct hclge_mbx_vf_to_pf_cmd *req)
207 {
208 bool en_bc = req->msg[1] ? true : false;
209 struct hclge_promisc_param param;
210
211
212 hclge_promisc_param_init(¶m, false, false, en_bc, vport->vport_id);
213 return hclge_cmd_set_promisc_mode(vport->back, ¶m);
214 }
215
216 static int hclge_set_vf_uc_mac_addr(struct hclge_vport *vport,
217 struct hclge_mbx_vf_to_pf_cmd *mbx_req)
218 {
219 const u8 *mac_addr = (const u8 *)(&mbx_req->msg[2]);
220 struct hclge_dev *hdev = vport->back;
221 int status;
222
223 if (mbx_req->msg[1] == HCLGE_MBX_MAC_VLAN_UC_MODIFY) {
224 const u8 *old_addr = (const u8 *)(&mbx_req->msg[8]);
225
226 hclge_rm_uc_addr_common(vport, old_addr);
227 status = hclge_add_uc_addr_common(vport, mac_addr);
228 if (status) {
229 hclge_add_uc_addr_common(vport, old_addr);
230 } else {
231 hclge_rm_vport_mac_table(vport, mac_addr,
232 false, HCLGE_MAC_ADDR_UC);
233 hclge_add_vport_mac_table(vport, mac_addr,
234 HCLGE_MAC_ADDR_UC);
235 }
236 } else if (mbx_req->msg[1] == HCLGE_MBX_MAC_VLAN_UC_ADD) {
237 status = hclge_add_uc_addr_common(vport, mac_addr);
238 if (!status)
239 hclge_add_vport_mac_table(vport, mac_addr,
240 HCLGE_MAC_ADDR_UC);
241 } else if (mbx_req->msg[1] == HCLGE_MBX_MAC_VLAN_UC_REMOVE) {
242 status = hclge_rm_uc_addr_common(vport, mac_addr);
243 if (!status)
244 hclge_rm_vport_mac_table(vport, mac_addr,
245 false, HCLGE_MAC_ADDR_UC);
246 } else {
247 dev_err(&hdev->pdev->dev,
248 "failed to set unicast mac addr, unknown subcode %d\n",
249 mbx_req->msg[1]);
250 return -EIO;
251 }
252
253 if (mbx_req->mbx_need_resp & HCLGE_MBX_NEED_RESP_BIT)
254 hclge_gen_resp_to_vf(vport, mbx_req, status, NULL, 0);
255
256 return 0;
257 }
258
259 static int hclge_set_vf_mc_mac_addr(struct hclge_vport *vport,
260 struct hclge_mbx_vf_to_pf_cmd *mbx_req,
261 bool gen_resp)
262 {
263 const u8 *mac_addr = (const u8 *)(&mbx_req->msg[2]);
264 struct hclge_dev *hdev = vport->back;
265 u8 resp_len = 0;
266 u8 resp_data;
267 int status;
268
269 if (mbx_req->msg[1] == HCLGE_MBX_MAC_VLAN_MC_ADD) {
270 status = hclge_add_mc_addr_common(vport, mac_addr);
271 if (!status)
272 hclge_add_vport_mac_table(vport, mac_addr,
273 HCLGE_MAC_ADDR_MC);
274 } else if (mbx_req->msg[1] == HCLGE_MBX_MAC_VLAN_MC_REMOVE) {
275 status = hclge_rm_mc_addr_common(vport, mac_addr);
276 if (!status)
277 hclge_rm_vport_mac_table(vport, mac_addr,
278 false, HCLGE_MAC_ADDR_MC);
279 } else {
280 dev_err(&hdev->pdev->dev,
281 "failed to set mcast mac addr, unknown subcode %d\n",
282 mbx_req->msg[1]);
283 return -EIO;
284 }
285
286 if (gen_resp)
287 hclge_gen_resp_to_vf(vport, mbx_req, status,
288 &resp_data, resp_len);
289
290 return 0;
291 }
292
293 int hclge_push_vf_port_base_vlan_info(struct hclge_vport *vport, u8 vfid,
294 u16 state, u16 vlan_tag, u16 qos,
295 u16 vlan_proto)
296 {
297 #define MSG_DATA_SIZE 8
298
299 u8 msg_data[MSG_DATA_SIZE];
300
301 memcpy(&msg_data[0], &state, sizeof(u16));
302 memcpy(&msg_data[2], &vlan_proto, sizeof(u16));
303 memcpy(&msg_data[4], &qos, sizeof(u16));
304 memcpy(&msg_data[6], &vlan_tag, sizeof(u16));
305
306 return hclge_send_mbx_msg(vport, msg_data, sizeof(msg_data),
307 HCLGE_MBX_PUSH_VLAN_INFO, vfid);
308 }
309
310 static int hclge_set_vf_vlan_cfg(struct hclge_vport *vport,
311 struct hclge_mbx_vf_to_pf_cmd *mbx_req)
312 {
313 struct hclge_vf_vlan_cfg *msg_cmd;
314 int status = 0;
315
316 msg_cmd = (struct hclge_vf_vlan_cfg *)mbx_req->msg;
317 if (msg_cmd->subcode == HCLGE_MBX_VLAN_FILTER) {
318 struct hnae3_handle *handle = &vport->nic;
319 u16 vlan, proto;
320 bool is_kill;
321
322 is_kill = !!msg_cmd->is_kill;
323 vlan = msg_cmd->vlan;
324 proto = msg_cmd->proto;
325 status = hclge_set_vlan_filter(handle, cpu_to_be16(proto),
326 vlan, is_kill);
327 } else if (msg_cmd->subcode == HCLGE_MBX_VLAN_RX_OFF_CFG) {
328 struct hnae3_handle *handle = &vport->nic;
329 bool en = msg_cmd->is_kill ? true : false;
330
331 status = hclge_en_hw_strip_rxvtag(handle, en);
332 } else if (mbx_req->msg[1] == HCLGE_MBX_PORT_BASE_VLAN_CFG) {
333 struct hclge_vlan_info *vlan_info;
334 u16 *state;
335
336 state = (u16 *)&mbx_req->msg[2];
337 vlan_info = (struct hclge_vlan_info *)&mbx_req->msg[4];
338 status = hclge_update_port_base_vlan_cfg(vport, *state,
339 vlan_info);
340 } else if (mbx_req->msg[1] == HCLGE_MBX_GET_PORT_BASE_VLAN_STATE) {
341 u8 state;
342
343 state = vport->port_base_vlan_cfg.state;
344 status = hclge_gen_resp_to_vf(vport, mbx_req, 0, &state,
345 sizeof(u8));
346 }
347
348 return status;
349 }
350
351 static int hclge_set_vf_alive(struct hclge_vport *vport,
352 struct hclge_mbx_vf_to_pf_cmd *mbx_req,
353 bool gen_resp)
354 {
355 bool alive = !!mbx_req->msg[2];
356 int ret = 0;
357
358 if (alive)
359 ret = hclge_vport_start(vport);
360 else
361 hclge_vport_stop(vport);
362
363 return ret;
364 }
365
366 static int hclge_get_vf_tcinfo(struct hclge_vport *vport,
367 struct hclge_mbx_vf_to_pf_cmd *mbx_req,
368 bool gen_resp)
369 {
370 struct hnae3_knic_private_info *kinfo = &vport->nic.kinfo;
371 u8 vf_tc_map = 0;
372 unsigned int i;
373 int ret;
374
375 for (i = 0; i < kinfo->num_tc; i++)
376 vf_tc_map |= BIT(i);
377
378 ret = hclge_gen_resp_to_vf(vport, mbx_req, 0, &vf_tc_map,
379 sizeof(vf_tc_map));
380
381 return ret;
382 }
383
384 static int hclge_get_vf_queue_info(struct hclge_vport *vport,
385 struct hclge_mbx_vf_to_pf_cmd *mbx_req,
386 bool gen_resp)
387 {
388 #define HCLGE_TQPS_RSS_INFO_LEN 6
389 u8 resp_data[HCLGE_TQPS_RSS_INFO_LEN];
390 struct hclge_dev *hdev = vport->back;
391
392
393 memcpy(&resp_data[0], &vport->alloc_tqps, sizeof(u16));
394 memcpy(&resp_data[2], &vport->nic.kinfo.rss_size, sizeof(u16));
395 memcpy(&resp_data[4], &hdev->rx_buf_len, sizeof(u16));
396
397 return hclge_gen_resp_to_vf(vport, mbx_req, 0, resp_data,
398 HCLGE_TQPS_RSS_INFO_LEN);
399 }
400
401 static int hclge_get_vf_queue_depth(struct hclge_vport *vport,
402 struct hclge_mbx_vf_to_pf_cmd *mbx_req,
403 bool gen_resp)
404 {
405 #define HCLGE_TQPS_DEPTH_INFO_LEN 4
406 u8 resp_data[HCLGE_TQPS_DEPTH_INFO_LEN];
407 struct hclge_dev *hdev = vport->back;
408
409
410 memcpy(&resp_data[0], &hdev->num_tx_desc, sizeof(u16));
411 memcpy(&resp_data[2], &hdev->num_rx_desc, sizeof(u16));
412 return hclge_gen_resp_to_vf(vport, mbx_req, 0, resp_data,
413 HCLGE_TQPS_DEPTH_INFO_LEN);
414 }
415
416 static int hclge_get_vf_media_type(struct hclge_vport *vport,
417 struct hclge_mbx_vf_to_pf_cmd *mbx_req)
418 {
419 struct hclge_dev *hdev = vport->back;
420 u8 resp_data[2];
421
422 resp_data[0] = hdev->hw.mac.media_type;
423 resp_data[1] = hdev->hw.mac.module_type;
424 return hclge_gen_resp_to_vf(vport, mbx_req, 0, resp_data,
425 sizeof(resp_data));
426 }
427
428 static int hclge_get_link_info(struct hclge_vport *vport,
429 struct hclge_mbx_vf_to_pf_cmd *mbx_req)
430 {
431 struct hclge_dev *hdev = vport->back;
432 u16 link_status;
433 u8 msg_data[8];
434 u8 dest_vfid;
435 u16 duplex;
436
437
438 link_status = (u16)hdev->hw.mac.link;
439 duplex = hdev->hw.mac.duplex;
440 memcpy(&msg_data[0], &link_status, sizeof(u16));
441 memcpy(&msg_data[2], &hdev->hw.mac.speed, sizeof(u32));
442 memcpy(&msg_data[6], &duplex, sizeof(u16));
443 dest_vfid = mbx_req->mbx_src_vfid;
444
445
446 return hclge_send_mbx_msg(vport, msg_data, sizeof(msg_data),
447 HCLGE_MBX_LINK_STAT_CHANGE, dest_vfid);
448 }
449
450 static void hclge_get_link_mode(struct hclge_vport *vport,
451 struct hclge_mbx_vf_to_pf_cmd *mbx_req)
452 {
453 #define HCLGE_SUPPORTED 1
454 struct hclge_dev *hdev = vport->back;
455 unsigned long advertising;
456 unsigned long supported;
457 unsigned long send_data;
458 u8 msg_data[10];
459 u8 dest_vfid;
460
461 advertising = hdev->hw.mac.advertising[0];
462 supported = hdev->hw.mac.supported[0];
463 dest_vfid = mbx_req->mbx_src_vfid;
464 msg_data[0] = mbx_req->msg[2];
465
466 send_data = msg_data[0] == HCLGE_SUPPORTED ? supported : advertising;
467
468 memcpy(&msg_data[2], &send_data, sizeof(unsigned long));
469 hclge_send_mbx_msg(vport, msg_data, sizeof(msg_data),
470 HCLGE_MBX_LINK_STAT_MODE, dest_vfid);
471 }
472
473 static void hclge_mbx_reset_vf_queue(struct hclge_vport *vport,
474 struct hclge_mbx_vf_to_pf_cmd *mbx_req)
475 {
476 u16 queue_id;
477
478 memcpy(&queue_id, &mbx_req->msg[2], sizeof(queue_id));
479
480 hclge_reset_vf_queue(vport, queue_id);
481
482
483 hclge_gen_resp_to_vf(vport, mbx_req, 0, NULL, 0);
484 }
485
486 static void hclge_reset_vf(struct hclge_vport *vport,
487 struct hclge_mbx_vf_to_pf_cmd *mbx_req)
488 {
489 struct hclge_dev *hdev = vport->back;
490 int ret;
491
492 dev_warn(&hdev->pdev->dev, "PF received VF reset request from VF %d!",
493 vport->vport_id);
494
495 ret = hclge_func_reset_cmd(hdev, vport->vport_id);
496 hclge_gen_resp_to_vf(vport, mbx_req, ret, NULL, 0);
497 }
498
499 static void hclge_vf_keep_alive(struct hclge_vport *vport,
500 struct hclge_mbx_vf_to_pf_cmd *mbx_req)
501 {
502 vport->last_active_jiffies = jiffies;
503 }
504
505 static int hclge_set_vf_mtu(struct hclge_vport *vport,
506 struct hclge_mbx_vf_to_pf_cmd *mbx_req)
507 {
508 int ret;
509 u32 mtu;
510
511 memcpy(&mtu, &mbx_req->msg[2], sizeof(mtu));
512 ret = hclge_set_vport_mtu(vport, mtu);
513
514 return hclge_gen_resp_to_vf(vport, mbx_req, ret, NULL, 0);
515 }
516
517 static int hclge_get_queue_id_in_pf(struct hclge_vport *vport,
518 struct hclge_mbx_vf_to_pf_cmd *mbx_req)
519 {
520 u16 queue_id, qid_in_pf;
521 u8 resp_data[2];
522
523 memcpy(&queue_id, &mbx_req->msg[2], sizeof(queue_id));
524 qid_in_pf = hclge_covert_handle_qid_global(&vport->nic, queue_id);
525 memcpy(resp_data, &qid_in_pf, sizeof(qid_in_pf));
526
527 return hclge_gen_resp_to_vf(vport, mbx_req, 0, resp_data, 2);
528 }
529
530 static int hclge_get_rss_key(struct hclge_vport *vport,
531 struct hclge_mbx_vf_to_pf_cmd *mbx_req)
532 {
533 #define HCLGE_RSS_MBX_RESP_LEN 8
534 u8 resp_data[HCLGE_RSS_MBX_RESP_LEN];
535 struct hclge_dev *hdev = vport->back;
536 u8 index;
537
538 index = mbx_req->msg[2];
539
540 memcpy(&resp_data[0],
541 &hdev->vport[0].rss_hash_key[index * HCLGE_RSS_MBX_RESP_LEN],
542 HCLGE_RSS_MBX_RESP_LEN);
543
544 return hclge_gen_resp_to_vf(vport, mbx_req, 0, resp_data,
545 HCLGE_RSS_MBX_RESP_LEN);
546 }
547
548 static void hclge_link_fail_parse(struct hclge_dev *hdev, u8 link_fail_code)
549 {
550 switch (link_fail_code) {
551 case HCLGE_LF_REF_CLOCK_LOST:
552 dev_warn(&hdev->pdev->dev, "Reference clock lost!\n");
553 break;
554 case HCLGE_LF_XSFP_TX_DISABLE:
555 dev_warn(&hdev->pdev->dev, "SFP tx is disabled!\n");
556 break;
557 case HCLGE_LF_XSFP_ABSENT:
558 dev_warn(&hdev->pdev->dev, "SFP is absent!\n");
559 break;
560 default:
561 break;
562 }
563 }
564
565 static void hclge_handle_link_change_event(struct hclge_dev *hdev,
566 struct hclge_mbx_vf_to_pf_cmd *req)
567 {
568 #define LINK_STATUS_OFFSET 1
569 #define LINK_FAIL_CODE_OFFSET 2
570
571 clear_bit(HCLGE_STATE_SERVICE_SCHED, &hdev->state);
572 hclge_task_schedule(hdev, 0);
573
574 if (!req->msg[LINK_STATUS_OFFSET])
575 hclge_link_fail_parse(hdev, req->msg[LINK_FAIL_CODE_OFFSET]);
576 }
577
578 static bool hclge_cmd_crq_empty(struct hclge_hw *hw)
579 {
580 u32 tail = hclge_read_dev(hw, HCLGE_NIC_CRQ_TAIL_REG);
581
582 return tail == hw->cmq.crq.next_to_use;
583 }
584
585 static void hclge_handle_ncsi_error(struct hclge_dev *hdev)
586 {
587 struct hnae3_ae_dev *ae_dev = hdev->ae_dev;
588
589 ae_dev->ops->set_default_reset_request(ae_dev, HNAE3_GLOBAL_RESET);
590 dev_warn(&hdev->pdev->dev, "requesting reset due to NCSI error\n");
591 ae_dev->ops->reset_event(hdev->pdev, NULL);
592 }
593
594 void hclge_mbx_handler(struct hclge_dev *hdev)
595 {
596 struct hclge_cmq_ring *crq = &hdev->hw.cmq.crq;
597 struct hclge_mbx_vf_to_pf_cmd *req;
598 struct hclge_vport *vport;
599 struct hclge_desc *desc;
600 unsigned int flag;
601 int ret;
602
603
604 while (!hclge_cmd_crq_empty(&hdev->hw)) {
605 if (test_bit(HCLGE_STATE_CMD_DISABLE, &hdev->state)) {
606 dev_warn(&hdev->pdev->dev,
607 "command queue needs re-initializing\n");
608 return;
609 }
610
611 desc = &crq->desc[crq->next_to_use];
612 req = (struct hclge_mbx_vf_to_pf_cmd *)desc->data;
613
614 flag = le16_to_cpu(crq->desc[crq->next_to_use].flag);
615 if (unlikely(!hnae3_get_bit(flag, HCLGE_CMDQ_RX_OUTVLD_B))) {
616 dev_warn(&hdev->pdev->dev,
617 "dropped invalid mailbox message, code = %d\n",
618 req->msg[0]);
619
620
621 crq->desc[crq->next_to_use].flag = 0;
622 hclge_mbx_ring_ptr_move_crq(crq);
623 continue;
624 }
625
626 vport = &hdev->vport[req->mbx_src_vfid];
627
628 switch (req->msg[0]) {
629 case HCLGE_MBX_MAP_RING_TO_VECTOR:
630 ret = hclge_map_unmap_ring_to_vf_vector(vport, true,
631 req);
632 break;
633 case HCLGE_MBX_UNMAP_RING_TO_VECTOR:
634 ret = hclge_map_unmap_ring_to_vf_vector(vport, false,
635 req);
636 break;
637 case HCLGE_MBX_SET_PROMISC_MODE:
638 ret = hclge_set_vf_promisc_mode(vport, req);
639 if (ret)
640 dev_err(&hdev->pdev->dev,
641 "PF fail(%d) to set VF promisc mode\n",
642 ret);
643 break;
644 case HCLGE_MBX_SET_UNICAST:
645 ret = hclge_set_vf_uc_mac_addr(vport, req);
646 if (ret)
647 dev_err(&hdev->pdev->dev,
648 "PF fail(%d) to set VF UC MAC Addr\n",
649 ret);
650 break;
651 case HCLGE_MBX_SET_MULTICAST:
652 ret = hclge_set_vf_mc_mac_addr(vport, req, false);
653 if (ret)
654 dev_err(&hdev->pdev->dev,
655 "PF fail(%d) to set VF MC MAC Addr\n",
656 ret);
657 break;
658 case HCLGE_MBX_SET_VLAN:
659 ret = hclge_set_vf_vlan_cfg(vport, req);
660 if (ret)
661 dev_err(&hdev->pdev->dev,
662 "PF failed(%d) to config VF's VLAN\n",
663 ret);
664 break;
665 case HCLGE_MBX_SET_ALIVE:
666 ret = hclge_set_vf_alive(vport, req, false);
667 if (ret)
668 dev_err(&hdev->pdev->dev,
669 "PF failed(%d) to set VF's ALIVE\n",
670 ret);
671 break;
672 case HCLGE_MBX_GET_QINFO:
673 ret = hclge_get_vf_queue_info(vport, req, true);
674 if (ret)
675 dev_err(&hdev->pdev->dev,
676 "PF failed(%d) to get Q info for VF\n",
677 ret);
678 break;
679 case HCLGE_MBX_GET_QDEPTH:
680 ret = hclge_get_vf_queue_depth(vport, req, true);
681 if (ret)
682 dev_err(&hdev->pdev->dev,
683 "PF failed(%d) to get Q depth for VF\n",
684 ret);
685 break;
686
687 case HCLGE_MBX_GET_TCINFO:
688 ret = hclge_get_vf_tcinfo(vport, req, true);
689 if (ret)
690 dev_err(&hdev->pdev->dev,
691 "PF failed(%d) to get TC info for VF\n",
692 ret);
693 break;
694 case HCLGE_MBX_GET_LINK_STATUS:
695 ret = hclge_get_link_info(vport, req);
696 if (ret)
697 dev_err(&hdev->pdev->dev,
698 "PF fail(%d) to get link stat for VF\n",
699 ret);
700 break;
701 case HCLGE_MBX_QUEUE_RESET:
702 hclge_mbx_reset_vf_queue(vport, req);
703 break;
704 case HCLGE_MBX_RESET:
705 hclge_reset_vf(vport, req);
706 break;
707 case HCLGE_MBX_KEEP_ALIVE:
708 hclge_vf_keep_alive(vport, req);
709 break;
710 case HCLGE_MBX_SET_MTU:
711 ret = hclge_set_vf_mtu(vport, req);
712 if (ret)
713 dev_err(&hdev->pdev->dev,
714 "VF fail(%d) to set mtu\n", ret);
715 break;
716 case HCLGE_MBX_GET_QID_IN_PF:
717 ret = hclge_get_queue_id_in_pf(vport, req);
718 if (ret)
719 dev_err(&hdev->pdev->dev,
720 "PF failed(%d) to get qid for VF\n",
721 ret);
722 break;
723 case HCLGE_MBX_GET_RSS_KEY:
724 ret = hclge_get_rss_key(vport, req);
725 if (ret)
726 dev_err(&hdev->pdev->dev,
727 "PF fail(%d) to get rss key for VF\n",
728 ret);
729 break;
730 case HCLGE_MBX_GET_LINK_MODE:
731 hclge_get_link_mode(vport, req);
732 break;
733 case HCLGE_MBX_GET_VF_FLR_STATUS:
734 mutex_lock(&hdev->vport_cfg_mutex);
735 hclge_rm_vport_all_mac_table(vport, true,
736 HCLGE_MAC_ADDR_UC);
737 hclge_rm_vport_all_mac_table(vport, true,
738 HCLGE_MAC_ADDR_MC);
739 hclge_rm_vport_all_vlan_table(vport, true);
740 mutex_unlock(&hdev->vport_cfg_mutex);
741 break;
742 case HCLGE_MBX_GET_MEDIA_TYPE:
743 ret = hclge_get_vf_media_type(vport, req);
744 if (ret)
745 dev_err(&hdev->pdev->dev,
746 "PF fail(%d) to media type for VF\n",
747 ret);
748 break;
749 case HCLGE_MBX_PUSH_LINK_STATUS:
750 hclge_handle_link_change_event(hdev, req);
751 break;
752 case HCLGE_MBX_NCSI_ERROR:
753 hclge_handle_ncsi_error(hdev);
754 break;
755 default:
756 dev_err(&hdev->pdev->dev,
757 "un-supported mailbox message, code = %d\n",
758 req->msg[0]);
759 break;
760 }
761 crq->desc[crq->next_to_use].flag = 0;
762 hclge_mbx_ring_ptr_move_crq(crq);
763 }
764
765
766 hclge_write_dev(&hdev->hw, HCLGE_NIC_CRQ_HEAD_REG, crq->next_to_use);
767 }