1 // SPDX-License-Identifier: GPL-2.0+
2 // Copyright (c) 2016-2017 Hisilicon Limited.
4 #include "hclge_main.h"
8 #define CREATE_TRACE_POINTS
9 #include "hclge_trace.h"
11 static u16 hclge_errno_to_resp(int errno)
16 /* hclge_gen_resp_to_vf: used to generate a synchronous response to VF when PF
17 * receives a mailbox message from VF.
18 * @vport: pointer to struct hclge_vport
19 * @vf_to_pf_req: pointer to hclge_mbx_vf_to_pf_cmd of the original mailbox
21 * @resp_status: indicate to VF whether its request success(0) or failed.
23 static int hclge_gen_resp_to_vf(struct hclge_vport *vport,
24 struct hclge_mbx_vf_to_pf_cmd *vf_to_pf_req,
25 struct hclge_respond_to_vf_msg *resp_msg)
27 struct hclge_mbx_pf_to_vf_cmd *resp_pf_to_vf;
28 struct hclge_dev *hdev = vport->back;
29 enum hclge_cmd_status status;
30 struct hclge_desc desc;
33 resp_pf_to_vf = (struct hclge_mbx_pf_to_vf_cmd *)desc.data;
35 if (resp_msg->len > HCLGE_MBX_MAX_RESP_DATA_SIZE) {
36 dev_err(&hdev->pdev->dev,
37 "PF fail to gen resp to VF len %u exceeds max len %u\n",
39 HCLGE_MBX_MAX_RESP_DATA_SIZE);
40 /* If resp_msg->len is too long, set the value to max length
41 * and return the msg to VF
43 resp_msg->len = HCLGE_MBX_MAX_RESP_DATA_SIZE;
46 hclge_cmd_setup_basic_desc(&desc, HCLGEVF_OPC_MBX_PF_TO_VF, false);
48 resp_pf_to_vf->dest_vfid = vf_to_pf_req->mbx_src_vfid;
49 resp_pf_to_vf->msg_len = vf_to_pf_req->msg_len;
50 resp_pf_to_vf->match_id = vf_to_pf_req->match_id;
52 resp_pf_to_vf->msg.code = HCLGE_MBX_PF_VF_RESP;
53 resp_pf_to_vf->msg.vf_mbx_msg_code = vf_to_pf_req->msg.code;
54 resp_pf_to_vf->msg.vf_mbx_msg_subcode = vf_to_pf_req->msg.subcode;
55 resp = hclge_errno_to_resp(resp_msg->status);
56 if (resp < SHRT_MAX) {
57 resp_pf_to_vf->msg.resp_status = resp;
59 dev_warn(&hdev->pdev->dev,
60 "failed to send response to VF, response status %u is out-of-bound\n",
62 resp_pf_to_vf->msg.resp_status = EIO;
65 if (resp_msg->len > 0)
66 memcpy(resp_pf_to_vf->msg.resp_data, resp_msg->data,
69 status = hclge_cmd_send(&hdev->hw, &desc, 1);
71 dev_err(&hdev->pdev->dev,
72 "failed to send response to VF, status: %d, vfid: %u, code: %u, subcode: %u.\n",
73 status, vf_to_pf_req->mbx_src_vfid,
74 vf_to_pf_req->msg.code, vf_to_pf_req->msg.subcode);
79 static int hclge_send_mbx_msg(struct hclge_vport *vport, u8 *msg, u16 msg_len,
80 u16 mbx_opcode, u8 dest_vfid)
82 struct hclge_mbx_pf_to_vf_cmd *resp_pf_to_vf;
83 struct hclge_dev *hdev = vport->back;
84 enum hclge_cmd_status status;
85 struct hclge_desc desc;
87 resp_pf_to_vf = (struct hclge_mbx_pf_to_vf_cmd *)desc.data;
89 hclge_cmd_setup_basic_desc(&desc, HCLGEVF_OPC_MBX_PF_TO_VF, false);
91 resp_pf_to_vf->dest_vfid = dest_vfid;
92 resp_pf_to_vf->msg_len = msg_len;
93 resp_pf_to_vf->msg.code = mbx_opcode;
95 memcpy(&resp_pf_to_vf->msg.vf_mbx_msg_code, msg, msg_len);
97 trace_hclge_pf_mbx_send(hdev, resp_pf_to_vf);
99 status = hclge_cmd_send(&hdev->hw, &desc, 1);
101 dev_err(&hdev->pdev->dev,
102 "failed to send mailbox to VF, status: %d, vfid: %u, opcode: %u\n",
103 status, dest_vfid, mbx_opcode);
108 int hclge_inform_reset_assert_to_vf(struct hclge_vport *vport)
110 struct hclge_dev *hdev = vport->back;
115 BUILD_BUG_ON(HNAE3_MAX_RESET > U16_MAX);
117 dest_vfid = (u8)vport->vport_id;
119 if (hdev->reset_type == HNAE3_FUNC_RESET)
120 reset_type = HNAE3_VF_PF_FUNC_RESET;
121 else if (hdev->reset_type == HNAE3_FLR_RESET)
122 reset_type = HNAE3_VF_FULL_RESET;
124 reset_type = HNAE3_VF_FUNC_RESET;
126 memcpy(&msg_data[0], &reset_type, sizeof(u16));
128 /* send this requested info to VF */
129 return hclge_send_mbx_msg(vport, msg_data, sizeof(msg_data),
130 HCLGE_MBX_ASSERTING_RESET, dest_vfid);
133 static void hclge_free_vector_ring_chain(struct hnae3_ring_chain_node *head)
135 struct hnae3_ring_chain_node *chain_tmp, *chain;
140 chain_tmp = chain->next;
141 kfree_sensitive(chain);
146 /* hclge_get_ring_chain_from_mbx: get ring type & tqp id & int_gl idx
147 * from mailbox message
149 * msg[1]: <not relevant to this function>
151 * msg[3]: first ring type (TX|RX)
152 * msg[4]: first tqp id
153 * msg[5]: first int_gl idx
154 * msg[6] ~ msg[14]: other ring type, tqp id and int_gl idx
156 static int hclge_get_ring_chain_from_mbx(
157 struct hclge_mbx_vf_to_pf_cmd *req,
158 struct hnae3_ring_chain_node *ring_chain,
159 struct hclge_vport *vport)
161 struct hnae3_ring_chain_node *cur_chain, *new_chain;
162 struct hclge_dev *hdev = vport->back;
166 ring_num = req->msg.ring_num;
168 if (ring_num > HCLGE_MBX_MAX_RING_CHAIN_PARAM_NUM)
171 for (i = 0; i < ring_num; i++) {
172 if (req->msg.param[i].tqp_index >= vport->nic.kinfo.rss_size) {
173 dev_err(&hdev->pdev->dev, "tqp index(%u) is out of range(0-%u)\n",
174 req->msg.param[i].tqp_index,
175 vport->nic.kinfo.rss_size - 1);
180 hnae3_set_bit(ring_chain->flag, HNAE3_RING_TYPE_B,
181 req->msg.param[0].ring_type);
182 ring_chain->tqp_index =
183 hclge_get_queue_id(vport->nic.kinfo.tqp
184 [req->msg.param[0].tqp_index]);
185 hnae3_set_field(ring_chain->int_gl_idx, HNAE3_RING_GL_IDX_M,
186 HNAE3_RING_GL_IDX_S, req->msg.param[0].int_gl_index);
188 cur_chain = ring_chain;
190 for (i = 1; i < ring_num; i++) {
191 new_chain = kzalloc(sizeof(*new_chain), GFP_KERNEL);
195 hnae3_set_bit(new_chain->flag, HNAE3_RING_TYPE_B,
196 req->msg.param[i].ring_type);
198 new_chain->tqp_index =
199 hclge_get_queue_id(vport->nic.kinfo.tqp
200 [req->msg.param[i].tqp_index]);
202 hnae3_set_field(new_chain->int_gl_idx, HNAE3_RING_GL_IDX_M,
204 req->msg.param[i].int_gl_index);
206 cur_chain->next = new_chain;
207 cur_chain = new_chain;
212 hclge_free_vector_ring_chain(ring_chain);
216 static int hclge_map_unmap_ring_to_vf_vector(struct hclge_vport *vport, bool en,
217 struct hclge_mbx_vf_to_pf_cmd *req)
219 struct hnae3_ring_chain_node ring_chain;
220 int vector_id = req->msg.vector_id;
223 memset(&ring_chain, 0, sizeof(ring_chain));
224 ret = hclge_get_ring_chain_from_mbx(req, &ring_chain, vport);
228 ret = hclge_bind_ring_with_vector(vport, vector_id, en, &ring_chain);
230 hclge_free_vector_ring_chain(&ring_chain);
235 static void hclge_set_vf_promisc_mode(struct hclge_vport *vport,
236 struct hclge_mbx_vf_to_pf_cmd *req)
238 struct hnae3_handle *handle = &vport->nic;
239 struct hclge_dev *hdev = vport->back;
241 vport->vf_info.request_uc_en = req->msg.en_uc;
242 vport->vf_info.request_mc_en = req->msg.en_mc;
243 vport->vf_info.request_bc_en = req->msg.en_bc;
245 if (req->msg.en_limit_promisc)
246 set_bit(HNAE3_PFLAG_LIMIT_PROMISC, &handle->priv_flags);
248 clear_bit(HNAE3_PFLAG_LIMIT_PROMISC,
249 &handle->priv_flags);
251 set_bit(HCLGE_VPORT_STATE_PROMISC_CHANGE, &vport->state);
252 hclge_task_schedule(hdev, 0);
255 static int hclge_set_vf_uc_mac_addr(struct hclge_vport *vport,
256 struct hclge_mbx_vf_to_pf_cmd *mbx_req)
258 #define HCLGE_MBX_VF_OLD_MAC_ADDR_OFFSET 6
260 const u8 *mac_addr = (const u8 *)(mbx_req->msg.data);
261 struct hclge_dev *hdev = vport->back;
264 if (mbx_req->msg.subcode == HCLGE_MBX_MAC_VLAN_UC_MODIFY) {
265 const u8 *old_addr = (const u8 *)
266 (&mbx_req->msg.data[HCLGE_MBX_VF_OLD_MAC_ADDR_OFFSET]);
268 /* If VF MAC has been configured by the host then it
269 * cannot be overridden by the MAC specified by the VM.
271 if (!is_zero_ether_addr(vport->vf_info.mac) &&
272 !ether_addr_equal(mac_addr, vport->vf_info.mac))
275 if (!is_valid_ether_addr(mac_addr))
278 spin_lock_bh(&vport->mac_list_lock);
279 status = hclge_update_mac_node_for_dev_addr(vport, old_addr,
281 spin_unlock_bh(&vport->mac_list_lock);
282 hclge_task_schedule(hdev, 0);
283 } else if (mbx_req->msg.subcode == HCLGE_MBX_MAC_VLAN_UC_ADD) {
284 status = hclge_update_mac_list(vport, HCLGE_MAC_TO_ADD,
285 HCLGE_MAC_ADDR_UC, mac_addr);
286 } else if (mbx_req->msg.subcode == HCLGE_MBX_MAC_VLAN_UC_REMOVE) {
287 status = hclge_update_mac_list(vport, HCLGE_MAC_TO_DEL,
288 HCLGE_MAC_ADDR_UC, mac_addr);
290 dev_err(&hdev->pdev->dev,
291 "failed to set unicast mac addr, unknown subcode %u\n",
292 mbx_req->msg.subcode);
299 static int hclge_set_vf_mc_mac_addr(struct hclge_vport *vport,
300 struct hclge_mbx_vf_to_pf_cmd *mbx_req)
302 const u8 *mac_addr = (const u8 *)(mbx_req->msg.data);
303 struct hclge_dev *hdev = vport->back;
305 if (mbx_req->msg.subcode == HCLGE_MBX_MAC_VLAN_MC_ADD) {
306 hclge_update_mac_list(vport, HCLGE_MAC_TO_ADD,
307 HCLGE_MAC_ADDR_MC, mac_addr);
308 } else if (mbx_req->msg.subcode == HCLGE_MBX_MAC_VLAN_MC_REMOVE) {
309 hclge_update_mac_list(vport, HCLGE_MAC_TO_DEL,
310 HCLGE_MAC_ADDR_MC, mac_addr);
312 dev_err(&hdev->pdev->dev,
313 "failed to set mcast mac addr, unknown subcode %u\n",
314 mbx_req->msg.subcode);
321 int hclge_push_vf_port_base_vlan_info(struct hclge_vport *vport, u8 vfid,
323 struct hclge_vlan_info *vlan_info)
325 #define MSG_DATA_SIZE 8
327 u8 msg_data[MSG_DATA_SIZE];
329 memcpy(&msg_data[0], &state, sizeof(u16));
330 memcpy(&msg_data[2], &vlan_info->vlan_proto, sizeof(u16));
331 memcpy(&msg_data[4], &vlan_info->qos, sizeof(u16));
332 memcpy(&msg_data[6], &vlan_info->vlan_tag, sizeof(u16));
334 return hclge_send_mbx_msg(vport, msg_data, sizeof(msg_data),
335 HCLGE_MBX_PUSH_VLAN_INFO, vfid);
338 static int hclge_set_vf_vlan_cfg(struct hclge_vport *vport,
339 struct hclge_mbx_vf_to_pf_cmd *mbx_req,
340 struct hclge_respond_to_vf_msg *resp_msg)
342 #define HCLGE_MBX_VLAN_STATE_OFFSET 0
343 #define HCLGE_MBX_VLAN_INFO_OFFSET 2
345 struct hnae3_handle *handle = &vport->nic;
346 struct hclge_dev *hdev = vport->back;
347 struct hclge_vf_vlan_cfg *msg_cmd;
349 msg_cmd = (struct hclge_vf_vlan_cfg *)&mbx_req->msg;
350 switch (msg_cmd->subcode) {
351 case HCLGE_MBX_VLAN_FILTER:
352 return hclge_set_vlan_filter(handle,
353 cpu_to_be16(msg_cmd->proto),
354 msg_cmd->vlan, msg_cmd->is_kill);
355 case HCLGE_MBX_VLAN_RX_OFF_CFG:
356 return hclge_en_hw_strip_rxvtag(handle, msg_cmd->enable);
357 case HCLGE_MBX_GET_PORT_BASE_VLAN_STATE:
358 /* vf does not need to know about the port based VLAN state
359 * on device HNAE3_DEVICE_VERSION_V3. So always return disable
360 * on device HNAE3_DEVICE_VERSION_V3 if vf queries the port
364 hdev->ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V3 ?
365 HNAE3_PORT_BASE_VLAN_DISABLE :
366 vport->port_base_vlan_cfg.state;
367 resp_msg->len = sizeof(u8);
369 case HCLGE_MBX_ENABLE_VLAN_FILTER:
370 return hclge_enable_vport_vlan_filter(vport, msg_cmd->enable);
376 static int hclge_set_vf_alive(struct hclge_vport *vport,
377 struct hclge_mbx_vf_to_pf_cmd *mbx_req)
379 bool alive = !!mbx_req->msg.data[0];
383 ret = hclge_vport_start(vport);
385 hclge_vport_stop(vport);
390 static void hclge_get_basic_info(struct hclge_vport *vport,
391 struct hclge_respond_to_vf_msg *resp_msg)
393 struct hnae3_knic_private_info *kinfo = &vport->nic.kinfo;
394 struct hnae3_ae_dev *ae_dev = vport->back->ae_dev;
395 struct hclge_basic_info *basic_info;
398 basic_info = (struct hclge_basic_info *)resp_msg->data;
399 for (i = 0; i < kinfo->tc_info.num_tc; i++)
400 basic_info->hw_tc_map |= BIT(i);
402 if (test_bit(HNAE3_DEV_SUPPORT_VLAN_FLTR_MDF_B, ae_dev->caps))
403 hnae3_set_bit(basic_info->pf_caps,
404 HNAE3_PF_SUPPORT_VLAN_FLTR_MDF_B, 1);
406 resp_msg->len = HCLGE_MBX_MAX_RESP_DATA_SIZE;
409 static void hclge_get_vf_queue_info(struct hclge_vport *vport,
410 struct hclge_respond_to_vf_msg *resp_msg)
412 #define HCLGE_TQPS_RSS_INFO_LEN 6
413 #define HCLGE_TQPS_ALLOC_OFFSET 0
414 #define HCLGE_TQPS_RSS_SIZE_OFFSET 2
415 #define HCLGE_TQPS_RX_BUFFER_LEN_OFFSET 4
417 struct hclge_dev *hdev = vport->back;
419 /* get the queue related info */
420 memcpy(&resp_msg->data[HCLGE_TQPS_ALLOC_OFFSET],
421 &vport->alloc_tqps, sizeof(u16));
422 memcpy(&resp_msg->data[HCLGE_TQPS_RSS_SIZE_OFFSET],
423 &vport->nic.kinfo.rss_size, sizeof(u16));
424 memcpy(&resp_msg->data[HCLGE_TQPS_RX_BUFFER_LEN_OFFSET],
425 &hdev->rx_buf_len, sizeof(u16));
426 resp_msg->len = HCLGE_TQPS_RSS_INFO_LEN;
429 static void hclge_get_vf_mac_addr(struct hclge_vport *vport,
430 struct hclge_respond_to_vf_msg *resp_msg)
432 ether_addr_copy(resp_msg->data, vport->vf_info.mac);
433 resp_msg->len = ETH_ALEN;
436 static void hclge_get_vf_queue_depth(struct hclge_vport *vport,
437 struct hclge_respond_to_vf_msg *resp_msg)
439 #define HCLGE_TQPS_DEPTH_INFO_LEN 4
440 #define HCLGE_TQPS_NUM_TX_DESC_OFFSET 0
441 #define HCLGE_TQPS_NUM_RX_DESC_OFFSET 2
443 struct hclge_dev *hdev = vport->back;
445 /* get the queue depth info */
446 memcpy(&resp_msg->data[HCLGE_TQPS_NUM_TX_DESC_OFFSET],
447 &hdev->num_tx_desc, sizeof(u16));
448 memcpy(&resp_msg->data[HCLGE_TQPS_NUM_RX_DESC_OFFSET],
449 &hdev->num_rx_desc, sizeof(u16));
450 resp_msg->len = HCLGE_TQPS_DEPTH_INFO_LEN;
453 static void hclge_get_vf_media_type(struct hclge_vport *vport,
454 struct hclge_respond_to_vf_msg *resp_msg)
456 #define HCLGE_VF_MEDIA_TYPE_OFFSET 0
457 #define HCLGE_VF_MODULE_TYPE_OFFSET 1
458 #define HCLGE_VF_MEDIA_TYPE_LENGTH 2
460 struct hclge_dev *hdev = vport->back;
462 resp_msg->data[HCLGE_VF_MEDIA_TYPE_OFFSET] =
463 hdev->hw.mac.media_type;
464 resp_msg->data[HCLGE_VF_MODULE_TYPE_OFFSET] =
465 hdev->hw.mac.module_type;
466 resp_msg->len = HCLGE_VF_MEDIA_TYPE_LENGTH;
469 int hclge_push_vf_link_status(struct hclge_vport *vport)
471 #define HCLGE_VF_LINK_STATE_UP 1U
472 #define HCLGE_VF_LINK_STATE_DOWN 0U
474 struct hclge_dev *hdev = vport->back;
479 /* mac.link can only be 0 or 1 */
480 switch (vport->vf_info.link_state) {
481 case IFLA_VF_LINK_STATE_ENABLE:
482 link_status = HCLGE_VF_LINK_STATE_UP;
484 case IFLA_VF_LINK_STATE_DISABLE:
485 link_status = HCLGE_VF_LINK_STATE_DOWN;
487 case IFLA_VF_LINK_STATE_AUTO:
489 link_status = (u16)hdev->hw.mac.link;
493 duplex = hdev->hw.mac.duplex;
494 memcpy(&msg_data[0], &link_status, sizeof(u16));
495 memcpy(&msg_data[2], &hdev->hw.mac.speed, sizeof(u32));
496 memcpy(&msg_data[6], &duplex, sizeof(u16));
497 msg_data[8] = HCLGE_MBX_PUSH_LINK_STATUS_EN;
499 /* send this requested info to VF */
500 return hclge_send_mbx_msg(vport, msg_data, sizeof(msg_data),
501 HCLGE_MBX_LINK_STAT_CHANGE, vport->vport_id);
504 static void hclge_get_link_mode(struct hclge_vport *vport,
505 struct hclge_mbx_vf_to_pf_cmd *mbx_req)
507 #define HCLGE_SUPPORTED 1
508 struct hclge_dev *hdev = vport->back;
509 unsigned long advertising;
510 unsigned long supported;
511 unsigned long send_data;
512 u8 msg_data[10] = {};
515 advertising = hdev->hw.mac.advertising[0];
516 supported = hdev->hw.mac.supported[0];
517 dest_vfid = mbx_req->mbx_src_vfid;
518 msg_data[0] = mbx_req->msg.data[0];
520 send_data = msg_data[0] == HCLGE_SUPPORTED ? supported : advertising;
522 memcpy(&msg_data[2], &send_data, sizeof(unsigned long));
523 hclge_send_mbx_msg(vport, msg_data, sizeof(msg_data),
524 HCLGE_MBX_LINK_STAT_MODE, dest_vfid);
527 static int hclge_mbx_reset_vf_queue(struct hclge_vport *vport,
528 struct hclge_mbx_vf_to_pf_cmd *mbx_req,
529 struct hclge_respond_to_vf_msg *resp_msg)
531 #define HCLGE_RESET_ALL_QUEUE_DONE 1U
532 struct hnae3_handle *handle = &vport->nic;
533 struct hclge_dev *hdev = vport->back;
537 memcpy(&queue_id, mbx_req->msg.data, sizeof(queue_id));
538 resp_msg->data[0] = HCLGE_RESET_ALL_QUEUE_DONE;
539 resp_msg->len = sizeof(u8);
541 /* pf will reset vf's all queues at a time. So it is unnecessary
542 * to reset queues if queue_id > 0, just return success.
547 ret = hclge_reset_tqp(handle);
549 dev_err(&hdev->pdev->dev, "failed to reset vf %u queue, ret = %d\n",
550 vport->vport_id - HCLGE_VF_VPORT_START_NUM, ret);
555 static int hclge_reset_vf(struct hclge_vport *vport)
557 struct hclge_dev *hdev = vport->back;
559 dev_warn(&hdev->pdev->dev, "PF received VF reset request from VF %u!",
562 return hclge_func_reset_cmd(hdev, vport->vport_id);
565 static void hclge_vf_keep_alive(struct hclge_vport *vport)
567 vport->last_active_jiffies = jiffies;
570 static int hclge_set_vf_mtu(struct hclge_vport *vport,
571 struct hclge_mbx_vf_to_pf_cmd *mbx_req)
575 memcpy(&mtu, mbx_req->msg.data, sizeof(mtu));
577 return hclge_set_vport_mtu(vport, mtu);
580 static void hclge_get_queue_id_in_pf(struct hclge_vport *vport,
581 struct hclge_mbx_vf_to_pf_cmd *mbx_req,
582 struct hclge_respond_to_vf_msg *resp_msg)
584 u16 queue_id, qid_in_pf;
586 memcpy(&queue_id, mbx_req->msg.data, sizeof(queue_id));
587 qid_in_pf = hclge_covert_handle_qid_global(&vport->nic, queue_id);
588 memcpy(resp_msg->data, &qid_in_pf, sizeof(qid_in_pf));
589 resp_msg->len = sizeof(qid_in_pf);
592 static void hclge_get_rss_key(struct hclge_vport *vport,
593 struct hclge_mbx_vf_to_pf_cmd *mbx_req,
594 struct hclge_respond_to_vf_msg *resp_msg)
596 #define HCLGE_RSS_MBX_RESP_LEN 8
597 struct hclge_dev *hdev = vport->back;
600 index = mbx_req->msg.data[0];
602 /* Check the query index of rss_hash_key from VF, make sure no
603 * more than the size of rss_hash_key.
605 if (((index + 1) * HCLGE_RSS_MBX_RESP_LEN) >
606 sizeof(vport[0].rss_hash_key)) {
607 dev_warn(&hdev->pdev->dev,
608 "failed to get the rss hash key, the index(%u) invalid !\n",
613 memcpy(resp_msg->data,
614 &hdev->vport[0].rss_hash_key[index * HCLGE_RSS_MBX_RESP_LEN],
615 HCLGE_RSS_MBX_RESP_LEN);
616 resp_msg->len = HCLGE_RSS_MBX_RESP_LEN;
619 static void hclge_link_fail_parse(struct hclge_dev *hdev, u8 link_fail_code)
621 switch (link_fail_code) {
622 case HCLGE_LF_REF_CLOCK_LOST:
623 dev_warn(&hdev->pdev->dev, "Reference clock lost!\n");
625 case HCLGE_LF_XSFP_TX_DISABLE:
626 dev_warn(&hdev->pdev->dev, "SFP tx is disabled!\n");
628 case HCLGE_LF_XSFP_ABSENT:
629 dev_warn(&hdev->pdev->dev, "SFP is absent!\n");
636 static void hclge_handle_link_change_event(struct hclge_dev *hdev,
637 struct hclge_mbx_vf_to_pf_cmd *req)
639 hclge_task_schedule(hdev, 0);
641 if (!req->msg.subcode)
642 hclge_link_fail_parse(hdev, req->msg.data[0]);
645 static bool hclge_cmd_crq_empty(struct hclge_hw *hw)
647 u32 tail = hclge_read_dev(hw, HCLGE_NIC_CRQ_TAIL_REG);
649 return tail == hw->cmq.crq.next_to_use;
652 static void hclge_handle_ncsi_error(struct hclge_dev *hdev)
654 struct hnae3_ae_dev *ae_dev = hdev->ae_dev;
656 ae_dev->ops->set_default_reset_request(ae_dev, HNAE3_GLOBAL_RESET);
657 dev_warn(&hdev->pdev->dev, "requesting reset due to NCSI error\n");
658 ae_dev->ops->reset_event(hdev->pdev, NULL);
661 static void hclge_handle_vf_tbl(struct hclge_vport *vport,
662 struct hclge_mbx_vf_to_pf_cmd *mbx_req)
664 struct hclge_dev *hdev = vport->back;
665 struct hclge_vf_vlan_cfg *msg_cmd;
667 msg_cmd = (struct hclge_vf_vlan_cfg *)&mbx_req->msg;
668 if (msg_cmd->subcode == HCLGE_MBX_VPORT_LIST_CLEAR) {
669 hclge_rm_vport_all_mac_table(vport, true, HCLGE_MAC_ADDR_UC);
670 hclge_rm_vport_all_mac_table(vport, true, HCLGE_MAC_ADDR_MC);
671 hclge_rm_vport_all_vlan_table(vport, true);
673 dev_warn(&hdev->pdev->dev, "Invalid cmd(%u)\n",
678 void hclge_mbx_handler(struct hclge_dev *hdev)
680 struct hclge_cmq_ring *crq = &hdev->hw.cmq.crq;
681 struct hclge_respond_to_vf_msg resp_msg;
682 struct hclge_mbx_vf_to_pf_cmd *req;
683 struct hclge_vport *vport;
684 struct hclge_desc *desc;
689 /* handle all the mailbox requests in the queue */
690 while (!hclge_cmd_crq_empty(&hdev->hw)) {
691 if (test_bit(HCLGE_STATE_CMD_DISABLE, &hdev->state)) {
692 dev_warn(&hdev->pdev->dev,
693 "command queue needs re-initializing\n");
697 desc = &crq->desc[crq->next_to_use];
698 req = (struct hclge_mbx_vf_to_pf_cmd *)desc->data;
700 flag = le16_to_cpu(crq->desc[crq->next_to_use].flag);
701 if (unlikely(!hnae3_get_bit(flag, HCLGE_CMDQ_RX_OUTVLD_B))) {
702 dev_warn(&hdev->pdev->dev,
703 "dropped invalid mailbox message, code = %u\n",
706 /* dropping/not processing this invalid message */
707 crq->desc[crq->next_to_use].flag = 0;
708 hclge_mbx_ring_ptr_move_crq(crq);
712 vport = &hdev->vport[req->mbx_src_vfid];
714 trace_hclge_pf_mbx_get(hdev, req);
716 /* clear the resp_msg before processing every mailbox message */
717 memset(&resp_msg, 0, sizeof(resp_msg));
719 switch (req->msg.code) {
720 case HCLGE_MBX_MAP_RING_TO_VECTOR:
721 ret = hclge_map_unmap_ring_to_vf_vector(vport, true,
724 case HCLGE_MBX_UNMAP_RING_TO_VECTOR:
725 ret = hclge_map_unmap_ring_to_vf_vector(vport, false,
728 case HCLGE_MBX_SET_PROMISC_MODE:
729 hclge_set_vf_promisc_mode(vport, req);
731 case HCLGE_MBX_SET_UNICAST:
732 ret = hclge_set_vf_uc_mac_addr(vport, req);
734 dev_err(&hdev->pdev->dev,
735 "PF fail(%d) to set VF UC MAC Addr\n",
738 case HCLGE_MBX_SET_MULTICAST:
739 ret = hclge_set_vf_mc_mac_addr(vport, req);
741 dev_err(&hdev->pdev->dev,
742 "PF fail(%d) to set VF MC MAC Addr\n",
745 case HCLGE_MBX_SET_VLAN:
746 ret = hclge_set_vf_vlan_cfg(vport, req, &resp_msg);
748 dev_err(&hdev->pdev->dev,
749 "PF failed(%d) to config VF's VLAN\n",
752 case HCLGE_MBX_SET_ALIVE:
753 ret = hclge_set_vf_alive(vport, req);
755 dev_err(&hdev->pdev->dev,
756 "PF failed(%d) to set VF's ALIVE\n",
759 case HCLGE_MBX_GET_QINFO:
760 hclge_get_vf_queue_info(vport, &resp_msg);
762 case HCLGE_MBX_GET_QDEPTH:
763 hclge_get_vf_queue_depth(vport, &resp_msg);
765 case HCLGE_MBX_GET_BASIC_INFO:
766 hclge_get_basic_info(vport, &resp_msg);
768 case HCLGE_MBX_GET_LINK_STATUS:
769 ret = hclge_push_vf_link_status(vport);
771 dev_err(&hdev->pdev->dev,
772 "failed to inform link stat to VF, ret = %d\n",
775 case HCLGE_MBX_QUEUE_RESET:
776 ret = hclge_mbx_reset_vf_queue(vport, req, &resp_msg);
778 case HCLGE_MBX_RESET:
779 ret = hclge_reset_vf(vport);
781 case HCLGE_MBX_KEEP_ALIVE:
782 hclge_vf_keep_alive(vport);
784 case HCLGE_MBX_SET_MTU:
785 ret = hclge_set_vf_mtu(vport, req);
787 dev_err(&hdev->pdev->dev,
788 "VF fail(%d) to set mtu\n", ret);
790 case HCLGE_MBX_GET_QID_IN_PF:
791 hclge_get_queue_id_in_pf(vport, req, &resp_msg);
793 case HCLGE_MBX_GET_RSS_KEY:
794 hclge_get_rss_key(vport, req, &resp_msg);
796 case HCLGE_MBX_GET_LINK_MODE:
797 hclge_get_link_mode(vport, req);
799 case HCLGE_MBX_GET_VF_FLR_STATUS:
800 case HCLGE_MBX_VF_UNINIT:
801 is_del = req->msg.code == HCLGE_MBX_VF_UNINIT;
802 hclge_rm_vport_all_mac_table(vport, is_del,
804 hclge_rm_vport_all_mac_table(vport, is_del,
806 hclge_rm_vport_all_vlan_table(vport, is_del);
808 case HCLGE_MBX_GET_MEDIA_TYPE:
809 hclge_get_vf_media_type(vport, &resp_msg);
811 case HCLGE_MBX_PUSH_LINK_STATUS:
812 hclge_handle_link_change_event(hdev, req);
814 case HCLGE_MBX_GET_MAC_ADDR:
815 hclge_get_vf_mac_addr(vport, &resp_msg);
817 case HCLGE_MBX_NCSI_ERROR:
818 hclge_handle_ncsi_error(hdev);
820 case HCLGE_MBX_HANDLE_VF_TBL:
821 hclge_handle_vf_tbl(vport, req);
824 dev_err(&hdev->pdev->dev,
825 "un-supported mailbox message, code = %u\n",
830 /* PF driver should not reply IMP */
831 if (hnae3_get_bit(req->mbx_need_resp, HCLGE_MBX_NEED_RESP_B) &&
832 req->msg.code < HCLGE_MBX_GET_VF_FLR_STATUS) {
833 resp_msg.status = ret;
834 hclge_gen_resp_to_vf(vport, req, &resp_msg);
837 crq->desc[crq->next_to_use].flag = 0;
838 hclge_mbx_ring_ptr_move_crq(crq);
840 /* reinitialize ret after complete the mbx message processing */
844 /* Write back CMDQ_RQ header pointer, M7 need this pointer */
845 hclge_write_dev(&hdev->hw, HCLGE_NIC_CRQ_HEAD_REG, crq->next_to_use);