Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Salil | 1742 | 31.10% | 7 | 7.29% |
Hao Lan | 997 | 17.80% | 1 | 1.04% |
Jian Shen | 877 | 15.66% | 23 | 23.96% |
Yufeng Mo | 376 | 6.71% | 8 | 8.33% |
Huazhong Tan | 365 | 6.52% | 12 | 12.50% |
Guangbin Huang | 337 | 6.02% | 2 | 2.08% |
Jie Wang | 275 | 4.91% | 6 | 6.25% |
Zhongzhu Liu | 218 | 3.89% | 5 | 5.21% |
Lin Yun Sheng | 145 | 2.59% | 6 | 6.25% |
Fuyun Liang | 83 | 1.48% | 5 | 5.21% |
Li Peng | 63 | 1.12% | 8 | 8.33% |
Xi Wang | 61 | 1.09% | 1 | 1.04% |
Weihang Li | 27 | 0.48% | 2 | 2.08% |
Guojia Liao | 22 | 0.39% | 4 | 4.17% |
Chengwen Feng | 8 | 0.14% | 1 | 1.04% |
Jiaran Zhang | 3 | 0.05% | 2 | 2.08% |
Christophe Jaillet | 1 | 0.02% | 1 | 1.04% |
Hao Chen | 1 | 0.02% | 1 | 1.04% |
Waiman Long | 1 | 0.02% | 1 | 1.04% |
Total | 5602 | 96 |
// SPDX-License-Identifier: GPL-2.0+ // Copyright (c) 2016-2017 Hisilicon Limited. #include "hclge_main.h" #include "hclge_mbx.h" #include "hnae3.h" #include "hclge_comm_rss.h" #define CREATE_TRACE_POINTS #include "hclge_trace.h" static u16 hclge_errno_to_resp(int errno) { int resp = abs(errno); /* The status for pf to vf msg cmd is u16, constrainted by HW. * We need to keep the same type with it. * The intput errno is the stander error code, it's safely to * use a u16 to store the abs(errno). */ return (u16)resp; } /* hclge_gen_resp_to_vf: used to generate a synchronous response to VF when PF * receives a mailbox message from VF. * @vport: pointer to struct hclge_vport * @vf_to_pf_req: pointer to hclge_mbx_vf_to_pf_cmd of the original mailbox * message * @resp_status: indicate to VF whether its request success(0) or failed. */ static int hclge_gen_resp_to_vf(struct hclge_vport *vport, struct hclge_mbx_vf_to_pf_cmd *vf_to_pf_req, struct hclge_respond_to_vf_msg *resp_msg) { struct hclge_mbx_pf_to_vf_cmd *resp_pf_to_vf; struct hclge_dev *hdev = vport->back; enum hclge_comm_cmd_status status; struct hclge_desc desc; u16 resp; resp_pf_to_vf = (struct hclge_mbx_pf_to_vf_cmd *)desc.data; if (resp_msg->len > HCLGE_MBX_MAX_RESP_DATA_SIZE) { dev_err(&hdev->pdev->dev, "PF fail to gen resp to VF len %u exceeds max len %u\n", resp_msg->len, HCLGE_MBX_MAX_RESP_DATA_SIZE); /* If resp_msg->len is too long, set the value to max length * and return the msg to VF */ resp_msg->len = HCLGE_MBX_MAX_RESP_DATA_SIZE; } hclge_cmd_setup_basic_desc(&desc, HCLGEVF_OPC_MBX_PF_TO_VF, false); resp_pf_to_vf->dest_vfid = vf_to_pf_req->mbx_src_vfid; resp_pf_to_vf->msg_len = vf_to_pf_req->msg_len; resp_pf_to_vf->match_id = vf_to_pf_req->match_id; resp_pf_to_vf->msg.code = cpu_to_le16(HCLGE_MBX_PF_VF_RESP); resp_pf_to_vf->msg.vf_mbx_msg_code = cpu_to_le16(vf_to_pf_req->msg.code); resp_pf_to_vf->msg.vf_mbx_msg_subcode = cpu_to_le16(vf_to_pf_req->msg.subcode); resp = hclge_errno_to_resp(resp_msg->status); if (resp < SHRT_MAX) { resp_pf_to_vf->msg.resp_status = cpu_to_le16(resp); } else { dev_warn(&hdev->pdev->dev, "failed to send response to VF, response status %u is out-of-bound\n", resp); resp_pf_to_vf->msg.resp_status = cpu_to_le16(EIO); } if (resp_msg->len > 0) memcpy(resp_pf_to_vf->msg.resp_data, resp_msg->data, resp_msg->len); trace_hclge_pf_mbx_send(hdev, resp_pf_to_vf); status = hclge_cmd_send(&hdev->hw, &desc, 1); if (status) dev_err(&hdev->pdev->dev, "failed to send response to VF, status: %d, vfid: %u, code: %u, subcode: %u.\n", status, vf_to_pf_req->mbx_src_vfid, vf_to_pf_req->msg.code, vf_to_pf_req->msg.subcode); return status; } static int hclge_send_mbx_msg(struct hclge_vport *vport, u8 *msg, u16 msg_len, u16 mbx_opcode, u8 dest_vfid) { struct hclge_mbx_pf_to_vf_cmd *resp_pf_to_vf; struct hclge_dev *hdev = vport->back; enum hclge_comm_cmd_status status; struct hclge_desc desc; if (msg_len > HCLGE_MBX_MAX_MSG_SIZE) { dev_err(&hdev->pdev->dev, "msg data length(=%u) exceeds maximum(=%u)\n", msg_len, HCLGE_MBX_MAX_MSG_SIZE); return -EMSGSIZE; } resp_pf_to_vf = (struct hclge_mbx_pf_to_vf_cmd *)desc.data; hclge_cmd_setup_basic_desc(&desc, HCLGEVF_OPC_MBX_PF_TO_VF, false); resp_pf_to_vf->dest_vfid = dest_vfid; resp_pf_to_vf->msg_len = msg_len; resp_pf_to_vf->msg.code = cpu_to_le16(mbx_opcode); memcpy(resp_pf_to_vf->msg.msg_data, msg, msg_len); trace_hclge_pf_mbx_send(hdev, resp_pf_to_vf); status = hclge_cmd_send(&hdev->hw, &desc, 1); if (status) dev_err(&hdev->pdev->dev, "failed to send mailbox to VF, status: %d, vfid: %u, opcode: %u\n", status, dest_vfid, mbx_opcode); return status; } int hclge_inform_vf_reset(struct hclge_vport *vport, u16 reset_type) { __le16 msg_data; u8 dest_vfid; dest_vfid = (u8)vport->vport_id; msg_data = cpu_to_le16(reset_type); /* send this requested info to VF */ return hclge_send_mbx_msg(vport, (u8 *)&msg_data, sizeof(msg_data), HCLGE_MBX_ASSERTING_RESET, dest_vfid); } int hclge_inform_reset_assert_to_vf(struct hclge_vport *vport) { struct hclge_dev *hdev = vport->back; u16 reset_type; BUILD_BUG_ON(HNAE3_MAX_RESET > U16_MAX); if (hdev->reset_type == HNAE3_FUNC_RESET) reset_type = HNAE3_VF_PF_FUNC_RESET; else if (hdev->reset_type == HNAE3_FLR_RESET) reset_type = HNAE3_VF_FULL_RESET; else reset_type = HNAE3_VF_FUNC_RESET; return hclge_inform_vf_reset(vport, reset_type); } static void hclge_free_vector_ring_chain(struct hnae3_ring_chain_node *head) { struct hnae3_ring_chain_node *chain_tmp, *chain; chain = head->next; while (chain) { chain_tmp = chain->next; kfree_sensitive(chain); chain = chain_tmp; } } /* hclge_get_ring_chain_from_mbx: get ring type & tqp id & int_gl idx * from mailbox message * msg[0]: opcode * msg[1]: <not relevant to this function> * msg[2]: ring_num * msg[3]: first ring type (TX|RX) * msg[4]: first tqp id * msg[5]: first int_gl idx * msg[6] ~ msg[14]: other ring type, tqp id and int_gl idx */ static int hclge_get_ring_chain_from_mbx( struct hclge_mbx_vf_to_pf_cmd *req, struct hnae3_ring_chain_node *ring_chain, struct hclge_vport *vport) { struct hnae3_ring_chain_node *cur_chain, *new_chain; struct hclge_dev *hdev = vport->back; int ring_num; int i; ring_num = req->msg.ring_num; if (ring_num > HCLGE_MBX_MAX_RING_CHAIN_PARAM_NUM) return -EINVAL; for (i = 0; i < ring_num; i++) { if (req->msg.param[i].tqp_index >= vport->nic.kinfo.rss_size) { dev_err(&hdev->pdev->dev, "tqp index(%u) is out of range(0-%u)\n", req->msg.param[i].tqp_index, vport->nic.kinfo.rss_size - 1U); return -EINVAL; } } hnae3_set_bit(ring_chain->flag, HNAE3_RING_TYPE_B, req->msg.param[0].ring_type); ring_chain->tqp_index = hclge_get_queue_id(vport->nic.kinfo.tqp [req->msg.param[0].tqp_index]); hnae3_set_field(ring_chain->int_gl_idx, HNAE3_RING_GL_IDX_M, HNAE3_RING_GL_IDX_S, req->msg.param[0].int_gl_index); cur_chain = ring_chain; for (i = 1; i < ring_num; i++) { new_chain = kzalloc(sizeof(*new_chain), GFP_KERNEL); if (!new_chain) goto err; hnae3_set_bit(new_chain->flag, HNAE3_RING_TYPE_B, req->msg.param[i].ring_type); new_chain->tqp_index = hclge_get_queue_id(vport->nic.kinfo.tqp [req->msg.param[i].tqp_index]); hnae3_set_field(new_chain->int_gl_idx, HNAE3_RING_GL_IDX_M, HNAE3_RING_GL_IDX_S, req->msg.param[i].int_gl_index); cur_chain->next = new_chain; cur_chain = new_chain; } return 0; err: hclge_free_vector_ring_chain(ring_chain); return -ENOMEM; } static int hclge_map_unmap_ring_to_vf_vector(struct hclge_vport *vport, bool en, struct hclge_mbx_vf_to_pf_cmd *req) { struct hnae3_ring_chain_node ring_chain; int vector_id = req->msg.vector_id; int ret; memset(&ring_chain, 0, sizeof(ring_chain)); ret = hclge_get_ring_chain_from_mbx(req, &ring_chain, vport); if (ret) return ret; ret = hclge_bind_ring_with_vector(vport, vector_id, en, &ring_chain); hclge_free_vector_ring_chain(&ring_chain); return ret; } static int hclge_query_ring_vector_map(struct hclge_vport *vport, struct hnae3_ring_chain_node *ring_chain, struct hclge_desc *desc) { struct hclge_ctrl_vector_chain_cmd *req = (struct hclge_ctrl_vector_chain_cmd *)desc->data; struct hclge_dev *hdev = vport->back; u16 tqp_type_and_id; int status; hclge_cmd_setup_basic_desc(desc, HCLGE_OPC_ADD_RING_TO_VECTOR, true); tqp_type_and_id = le16_to_cpu(req->tqp_type_and_id[0]); hnae3_set_field(tqp_type_and_id, HCLGE_INT_TYPE_M, HCLGE_INT_TYPE_S, hnae3_get_bit(ring_chain->flag, HNAE3_RING_TYPE_B)); hnae3_set_field(tqp_type_and_id, HCLGE_TQP_ID_M, HCLGE_TQP_ID_S, ring_chain->tqp_index); req->tqp_type_and_id[0] = cpu_to_le16(tqp_type_and_id); req->vfid = vport->vport_id; status = hclge_cmd_send(&hdev->hw, desc, 1); if (status) dev_err(&hdev->pdev->dev, "Get VF ring vector map info fail, status is %d.\n", status); return status; } static int hclge_get_vf_ring_vector_map(struct hclge_vport *vport, struct hclge_mbx_vf_to_pf_cmd *req, struct hclge_respond_to_vf_msg *resp) { #define HCLGE_LIMIT_RING_NUM 1 #define HCLGE_RING_TYPE_OFFSET 0 #define HCLGE_TQP_INDEX_OFFSET 1 #define HCLGE_INT_GL_INDEX_OFFSET 2 #define HCLGE_VECTOR_ID_OFFSET 3 #define HCLGE_RING_VECTOR_MAP_INFO_LEN 4 struct hnae3_ring_chain_node ring_chain; struct hclge_desc desc; struct hclge_ctrl_vector_chain_cmd *data = (struct hclge_ctrl_vector_chain_cmd *)desc.data; u16 tqp_type_and_id; u8 int_gl_index; int ret; req->msg.ring_num = HCLGE_LIMIT_RING_NUM; memset(&ring_chain, 0, sizeof(ring_chain)); ret = hclge_get_ring_chain_from_mbx(req, &ring_chain, vport); if (ret) return ret; ret = hclge_query_ring_vector_map(vport, &ring_chain, &desc); if (ret) { hclge_free_vector_ring_chain(&ring_chain); return ret; } tqp_type_and_id = le16_to_cpu(data->tqp_type_and_id[0]); int_gl_index = hnae3_get_field(tqp_type_and_id, HCLGE_INT_GL_IDX_M, HCLGE_INT_GL_IDX_S); resp->data[HCLGE_RING_TYPE_OFFSET] = req->msg.param[0].ring_type; resp->data[HCLGE_TQP_INDEX_OFFSET] = req->msg.param[0].tqp_index; resp->data[HCLGE_INT_GL_INDEX_OFFSET] = int_gl_index; resp->data[HCLGE_VECTOR_ID_OFFSET] = data->int_vector_id_l; resp->len = HCLGE_RING_VECTOR_MAP_INFO_LEN; hclge_free_vector_ring_chain(&ring_chain); return ret; } static void hclge_set_vf_promisc_mode(struct hclge_vport *vport, struct hclge_mbx_vf_to_pf_cmd *req) { struct hnae3_handle *handle = &vport->nic; struct hclge_dev *hdev = vport->back; vport->vf_info.request_uc_en = req->msg.en_uc; vport->vf_info.request_mc_en = req->msg.en_mc; vport->vf_info.request_bc_en = req->msg.en_bc; if (req->msg.en_limit_promisc) set_bit(HNAE3_PFLAG_LIMIT_PROMISC, &handle->priv_flags); else clear_bit(HNAE3_PFLAG_LIMIT_PROMISC, &handle->priv_flags); set_bit(HCLGE_VPORT_STATE_PROMISC_CHANGE, &vport->state); hclge_task_schedule(hdev, 0); } static int hclge_set_vf_uc_mac_addr(struct hclge_vport *vport, struct hclge_mbx_vf_to_pf_cmd *mbx_req) { #define HCLGE_MBX_VF_OLD_MAC_ADDR_OFFSET 6 const u8 *mac_addr = (const u8 *)(mbx_req->msg.data); struct hclge_dev *hdev = vport->back; int status; if (mbx_req->msg.subcode == HCLGE_MBX_MAC_VLAN_UC_MODIFY) { const u8 *old_addr = (const u8 *) (&mbx_req->msg.data[HCLGE_MBX_VF_OLD_MAC_ADDR_OFFSET]); /* If VF MAC has been configured by the host then it * cannot be overridden by the MAC specified by the VM. */ if (!is_zero_ether_addr(vport->vf_info.mac) && !ether_addr_equal(mac_addr, vport->vf_info.mac)) return -EPERM; if (!is_valid_ether_addr(mac_addr)) return -EINVAL; spin_lock_bh(&vport->mac_list_lock); status = hclge_update_mac_node_for_dev_addr(vport, old_addr, mac_addr); spin_unlock_bh(&vport->mac_list_lock); hclge_task_schedule(hdev, 0); } else if (mbx_req->msg.subcode == HCLGE_MBX_MAC_VLAN_UC_ADD) { status = hclge_update_mac_list(vport, HCLGE_MAC_TO_ADD, HCLGE_MAC_ADDR_UC, mac_addr); } else if (mbx_req->msg.subcode == HCLGE_MBX_MAC_VLAN_UC_REMOVE) { status = hclge_update_mac_list(vport, HCLGE_MAC_TO_DEL, HCLGE_MAC_ADDR_UC, mac_addr); } else { dev_err(&hdev->pdev->dev, "failed to set unicast mac addr, unknown subcode %u\n", mbx_req->msg.subcode); return -EIO; } return status; } static int hclge_set_vf_mc_mac_addr(struct hclge_vport *vport, struct hclge_mbx_vf_to_pf_cmd *mbx_req) { const u8 *mac_addr = (const u8 *)(mbx_req->msg.data); struct hclge_dev *hdev = vport->back; if (mbx_req->msg.subcode == HCLGE_MBX_MAC_VLAN_MC_ADD) { hclge_update_mac_list(vport, HCLGE_MAC_TO_ADD, HCLGE_MAC_ADDR_MC, mac_addr); } else if (mbx_req->msg.subcode == HCLGE_MBX_MAC_VLAN_MC_REMOVE) { hclge_update_mac_list(vport, HCLGE_MAC_TO_DEL, HCLGE_MAC_ADDR_MC, mac_addr); } else { dev_err(&hdev->pdev->dev, "failed to set mcast mac addr, unknown subcode %u\n", mbx_req->msg.subcode); return -EIO; } return 0; } int hclge_push_vf_port_base_vlan_info(struct hclge_vport *vport, u8 vfid, u16 state, struct hclge_vlan_info *vlan_info) { struct hclge_mbx_port_base_vlan base_vlan; base_vlan.state = cpu_to_le16(state); base_vlan.vlan_proto = cpu_to_le16(vlan_info->vlan_proto); base_vlan.qos = cpu_to_le16(vlan_info->qos); base_vlan.vlan_tag = cpu_to_le16(vlan_info->vlan_tag); return hclge_send_mbx_msg(vport, (u8 *)&base_vlan, sizeof(base_vlan), HCLGE_MBX_PUSH_VLAN_INFO, vfid); } static int hclge_set_vf_vlan_cfg(struct hclge_vport *vport, struct hclge_mbx_vf_to_pf_cmd *mbx_req, struct hclge_respond_to_vf_msg *resp_msg) { #define HCLGE_MBX_VLAN_STATE_OFFSET 0 #define HCLGE_MBX_VLAN_INFO_OFFSET 2 struct hnae3_handle *handle = &vport->nic; struct hclge_dev *hdev = vport->back; struct hclge_vf_vlan_cfg *msg_cmd; __be16 proto; u16 vlan_id; msg_cmd = (struct hclge_vf_vlan_cfg *)&mbx_req->msg; switch (msg_cmd->subcode) { case HCLGE_MBX_VLAN_FILTER: proto = cpu_to_be16(le16_to_cpu(msg_cmd->proto)); vlan_id = le16_to_cpu(msg_cmd->vlan); return hclge_set_vlan_filter(handle, proto, vlan_id, msg_cmd->is_kill); case HCLGE_MBX_VLAN_RX_OFF_CFG: return hclge_en_hw_strip_rxvtag(handle, msg_cmd->enable); case HCLGE_MBX_GET_PORT_BASE_VLAN_STATE: /* vf does not need to know about the port based VLAN state * on device HNAE3_DEVICE_VERSION_V3. So always return disable * on device HNAE3_DEVICE_VERSION_V3 if vf queries the port * based VLAN state. */ resp_msg->data[0] = hdev->ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V3 ? HNAE3_PORT_BASE_VLAN_DISABLE : vport->port_base_vlan_cfg.state; resp_msg->len = sizeof(u8); return 0; case HCLGE_MBX_ENABLE_VLAN_FILTER: return hclge_enable_vport_vlan_filter(vport, msg_cmd->enable); default: return 0; } } static int hclge_set_vf_alive(struct hclge_vport *vport, struct hclge_mbx_vf_to_pf_cmd *mbx_req) { bool alive = !!mbx_req->msg.data[0]; int ret = 0; if (alive) ret = hclge_vport_start(vport); else hclge_vport_stop(vport); return ret; } static void hclge_get_basic_info(struct hclge_vport *vport, struct hclge_respond_to_vf_msg *resp_msg) { struct hnae3_knic_private_info *kinfo = &vport->nic.kinfo; struct hnae3_ae_dev *ae_dev = vport->back->ae_dev; struct hclge_basic_info *basic_info; unsigned int i; u32 pf_caps; basic_info = (struct hclge_basic_info *)resp_msg->data; for (i = 0; i < kinfo->tc_info.num_tc; i++) basic_info->hw_tc_map |= BIT(i); pf_caps = le32_to_cpu(basic_info->pf_caps); if (test_bit(HNAE3_DEV_SUPPORT_VLAN_FLTR_MDF_B, ae_dev->caps)) hnae3_set_bit(pf_caps, HNAE3_PF_SUPPORT_VLAN_FLTR_MDF_B, 1); basic_info->pf_caps = cpu_to_le32(pf_caps); resp_msg->len = HCLGE_MBX_MAX_RESP_DATA_SIZE; } static void hclge_get_vf_queue_info(struct hclge_vport *vport, struct hclge_respond_to_vf_msg *resp_msg) { #define HCLGE_TQPS_RSS_INFO_LEN 6 struct hclge_mbx_vf_queue_info *queue_info; struct hclge_dev *hdev = vport->back; /* get the queue related info */ queue_info = (struct hclge_mbx_vf_queue_info *)resp_msg->data; queue_info->num_tqps = cpu_to_le16(vport->alloc_tqps); queue_info->rss_size = cpu_to_le16(vport->nic.kinfo.rss_size); queue_info->rx_buf_len = cpu_to_le16(hdev->rx_buf_len); resp_msg->len = HCLGE_TQPS_RSS_INFO_LEN; } static void hclge_get_vf_mac_addr(struct hclge_vport *vport, struct hclge_respond_to_vf_msg *resp_msg) { ether_addr_copy(resp_msg->data, vport->vf_info.mac); resp_msg->len = ETH_ALEN; } static void hclge_get_vf_queue_depth(struct hclge_vport *vport, struct hclge_respond_to_vf_msg *resp_msg) { #define HCLGE_TQPS_DEPTH_INFO_LEN 4 struct hclge_mbx_vf_queue_depth *queue_depth; struct hclge_dev *hdev = vport->back; /* get the queue depth info */ queue_depth = (struct hclge_mbx_vf_queue_depth *)resp_msg->data; queue_depth->num_tx_desc = cpu_to_le16(hdev->num_tx_desc); queue_depth->num_rx_desc = cpu_to_le16(hdev->num_rx_desc); resp_msg->len = HCLGE_TQPS_DEPTH_INFO_LEN; } static void hclge_get_vf_media_type(struct hclge_vport *vport, struct hclge_respond_to_vf_msg *resp_msg) { #define HCLGE_VF_MEDIA_TYPE_OFFSET 0 #define HCLGE_VF_MODULE_TYPE_OFFSET 1 #define HCLGE_VF_MEDIA_TYPE_LENGTH 2 struct hclge_dev *hdev = vport->back; resp_msg->data[HCLGE_VF_MEDIA_TYPE_OFFSET] = hdev->hw.mac.media_type; resp_msg->data[HCLGE_VF_MODULE_TYPE_OFFSET] = hdev->hw.mac.module_type; resp_msg->len = HCLGE_VF_MEDIA_TYPE_LENGTH; } int hclge_push_vf_link_status(struct hclge_vport *vport) { #define HCLGE_VF_LINK_STATE_UP 1U #define HCLGE_VF_LINK_STATE_DOWN 0U struct hclge_mbx_link_status link_info; struct hclge_dev *hdev = vport->back; u16 link_status; /* mac.link can only be 0 or 1 */ switch (vport->vf_info.link_state) { case IFLA_VF_LINK_STATE_ENABLE: link_status = HCLGE_VF_LINK_STATE_UP; break; case IFLA_VF_LINK_STATE_DISABLE: link_status = HCLGE_VF_LINK_STATE_DOWN; break; case IFLA_VF_LINK_STATE_AUTO: default: link_status = (u16)hdev->hw.mac.link; break; } link_info.link_status = cpu_to_le16(link_status); link_info.speed = cpu_to_le32(hdev->hw.mac.speed); link_info.duplex = cpu_to_le16(hdev->hw.mac.duplex); link_info.flag = HCLGE_MBX_PUSH_LINK_STATUS_EN; /* send this requested info to VF */ return hclge_send_mbx_msg(vport, (u8 *)&link_info, sizeof(link_info), HCLGE_MBX_LINK_STAT_CHANGE, vport->vport_id); } static void hclge_get_link_mode(struct hclge_vport *vport, struct hclge_mbx_vf_to_pf_cmd *mbx_req) { #define HCLGE_SUPPORTED 1 struct hclge_mbx_link_mode link_mode; struct hclge_dev *hdev = vport->back; unsigned long advertising; unsigned long supported; unsigned long send_data; u8 dest_vfid; advertising = hdev->hw.mac.advertising[0]; supported = hdev->hw.mac.supported[0]; dest_vfid = mbx_req->mbx_src_vfid; send_data = mbx_req->msg.data[0] == HCLGE_SUPPORTED ? supported : advertising; link_mode.idx = cpu_to_le16((u16)mbx_req->msg.data[0]); link_mode.link_mode = cpu_to_le64(send_data); hclge_send_mbx_msg(vport, (u8 *)&link_mode, sizeof(link_mode), HCLGE_MBX_LINK_STAT_MODE, dest_vfid); } static int hclge_mbx_reset_vf_queue(struct hclge_vport *vport, struct hclge_mbx_vf_to_pf_cmd *mbx_req, struct hclge_respond_to_vf_msg *resp_msg) { #define HCLGE_RESET_ALL_QUEUE_DONE 1U struct hnae3_handle *handle = &vport->nic; struct hclge_dev *hdev = vport->back; u16 queue_id; int ret; queue_id = le16_to_cpu(*(__le16 *)mbx_req->msg.data); resp_msg->data[0] = HCLGE_RESET_ALL_QUEUE_DONE; resp_msg->len = sizeof(u8); /* pf will reset vf's all queues at a time. So it is unnecessary * to reset queues if queue_id > 0, just return success. */ if (queue_id > 0) return 0; ret = hclge_reset_tqp(handle); if (ret) dev_err(&hdev->pdev->dev, "failed to reset vf %u queue, ret = %d\n", vport->vport_id - HCLGE_VF_VPORT_START_NUM, ret); return ret; } static int hclge_reset_vf(struct hclge_vport *vport) { struct hclge_dev *hdev = vport->back; dev_warn(&hdev->pdev->dev, "PF received VF reset request from VF %u!", vport->vport_id - HCLGE_VF_VPORT_START_NUM); return hclge_func_reset_cmd(hdev, vport->vport_id); } static void hclge_notify_vf_config(struct hclge_vport *vport) { struct hclge_dev *hdev = vport->back; struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev); struct hclge_port_base_vlan_config *vlan_cfg; int ret; hclge_push_vf_link_status(vport); if (test_bit(HCLGE_VPORT_NEED_NOTIFY_RESET, &vport->need_notify)) { ret = hclge_inform_vf_reset(vport, HNAE3_VF_PF_FUNC_RESET); if (ret) { dev_err(&hdev->pdev->dev, "failed to inform VF %u reset!", vport->vport_id - HCLGE_VF_VPORT_START_NUM); return; } vport->need_notify = 0; return; } if (ae_dev->dev_version < HNAE3_DEVICE_VERSION_V3 && test_bit(HCLGE_VPORT_NEED_NOTIFY_VF_VLAN, &vport->need_notify)) { vlan_cfg = &vport->port_base_vlan_cfg; ret = hclge_push_vf_port_base_vlan_info(&hdev->vport[0], vport->vport_id, vlan_cfg->state, &vlan_cfg->vlan_info); if (ret) { dev_err(&hdev->pdev->dev, "failed to inform VF %u port base vlan!", vport->vport_id - HCLGE_VF_VPORT_START_NUM); return; } clear_bit(HCLGE_VPORT_NEED_NOTIFY_VF_VLAN, &vport->need_notify); } } static void hclge_vf_keep_alive(struct hclge_vport *vport) { struct hclge_dev *hdev = vport->back; vport->last_active_jiffies = jiffies; if (test_bit(HCLGE_VPORT_STATE_INITED, &vport->state) && !test_bit(HCLGE_VPORT_STATE_ALIVE, &vport->state)) { set_bit(HCLGE_VPORT_STATE_ALIVE, &vport->state); dev_info(&hdev->pdev->dev, "VF %u is alive!", vport->vport_id - HCLGE_VF_VPORT_START_NUM); hclge_notify_vf_config(vport); } } static int hclge_set_vf_mtu(struct hclge_vport *vport, struct hclge_mbx_vf_to_pf_cmd *mbx_req) { struct hclge_mbx_mtu_info *mtu_info; u32 mtu; mtu_info = (struct hclge_mbx_mtu_info *)mbx_req->msg.data; mtu = le32_to_cpu(mtu_info->mtu); return hclge_set_vport_mtu(vport, mtu); } static int hclge_get_queue_id_in_pf(struct hclge_vport *vport, struct hclge_mbx_vf_to_pf_cmd *mbx_req, struct hclge_respond_to_vf_msg *resp_msg) { struct hnae3_handle *handle = &vport->nic; struct hclge_dev *hdev = vport->back; u16 queue_id, qid_in_pf; queue_id = le16_to_cpu(*(__le16 *)mbx_req->msg.data); if (queue_id >= handle->kinfo.num_tqps) { dev_err(&hdev->pdev->dev, "Invalid queue id(%u) from VF %u\n", queue_id, mbx_req->mbx_src_vfid); return -EINVAL; } qid_in_pf = hclge_covert_handle_qid_global(&vport->nic, queue_id); *(__le16 *)resp_msg->data = cpu_to_le16(qid_in_pf); resp_msg->len = sizeof(qid_in_pf); return 0; } static int hclge_get_rss_key(struct hclge_vport *vport, struct hclge_mbx_vf_to_pf_cmd *mbx_req, struct hclge_respond_to_vf_msg *resp_msg) { #define HCLGE_RSS_MBX_RESP_LEN 8 struct hclge_dev *hdev = vport->back; struct hclge_comm_rss_cfg *rss_cfg; u8 index; index = mbx_req->msg.data[0]; rss_cfg = &hdev->rss_cfg; /* Check the query index of rss_hash_key from VF, make sure no * more than the size of rss_hash_key. */ if (((index + 1) * HCLGE_RSS_MBX_RESP_LEN) > sizeof(rss_cfg->rss_hash_key)) { dev_warn(&hdev->pdev->dev, "failed to get the rss hash key, the index(%u) invalid !\n", index); return -EINVAL; } memcpy(resp_msg->data, &rss_cfg->rss_hash_key[index * HCLGE_RSS_MBX_RESP_LEN], HCLGE_RSS_MBX_RESP_LEN); resp_msg->len = HCLGE_RSS_MBX_RESP_LEN; return 0; } static void hclge_link_fail_parse(struct hclge_dev *hdev, u8 link_fail_code) { switch (link_fail_code) { case HCLGE_LF_REF_CLOCK_LOST: dev_warn(&hdev->pdev->dev, "Reference clock lost!\n"); break; case HCLGE_LF_XSFP_TX_DISABLE: dev_warn(&hdev->pdev->dev, "SFP tx is disabled!\n"); break; case HCLGE_LF_XSFP_ABSENT: dev_warn(&hdev->pdev->dev, "SFP is absent!\n"); break; default: break; } } static void hclge_handle_link_change_event(struct hclge_dev *hdev, struct hclge_mbx_vf_to_pf_cmd *req) { hclge_task_schedule(hdev, 0); if (!req->msg.subcode) hclge_link_fail_parse(hdev, req->msg.data[0]); } static bool hclge_cmd_crq_empty(struct hclge_hw *hw) { u32 tail = hclge_read_dev(hw, HCLGE_COMM_NIC_CRQ_TAIL_REG); return tail == hw->hw.cmq.crq.next_to_use; } static void hclge_handle_ncsi_error(struct hclge_dev *hdev) { struct hnae3_ae_dev *ae_dev = hdev->ae_dev; ae_dev->ops->set_default_reset_request(ae_dev, HNAE3_GLOBAL_RESET); dev_warn(&hdev->pdev->dev, "requesting reset due to NCSI error\n"); ae_dev->ops->reset_event(hdev->pdev, NULL); } static void hclge_handle_vf_tbl(struct hclge_vport *vport, struct hclge_mbx_vf_to_pf_cmd *mbx_req) { struct hclge_dev *hdev = vport->back; struct hclge_vf_vlan_cfg *msg_cmd; msg_cmd = (struct hclge_vf_vlan_cfg *)&mbx_req->msg; if (msg_cmd->subcode == HCLGE_MBX_VPORT_LIST_CLEAR) { hclge_rm_vport_all_mac_table(vport, true, HCLGE_MAC_ADDR_UC); hclge_rm_vport_all_mac_table(vport, true, HCLGE_MAC_ADDR_MC); hclge_rm_vport_all_vlan_table(vport, true); } else { dev_warn(&hdev->pdev->dev, "Invalid cmd(%u)\n", msg_cmd->subcode); } } static int hclge_mbx_map_ring_to_vector_handler(struct hclge_mbx_ops_param *param) { return hclge_map_unmap_ring_to_vf_vector(param->vport, true, param->req); } static int hclge_mbx_unmap_ring_to_vector_handler(struct hclge_mbx_ops_param *param) { return hclge_map_unmap_ring_to_vf_vector(param->vport, false, param->req); } static int hclge_mbx_get_ring_vector_map_handler(struct hclge_mbx_ops_param *param) { int ret; ret = hclge_get_vf_ring_vector_map(param->vport, param->req, param->resp_msg); if (ret) dev_err(¶m->vport->back->pdev->dev, "PF fail(%d) to get VF ring vector map\n", ret); return ret; } static int hclge_mbx_set_promisc_mode_handler(struct hclge_mbx_ops_param *param) { hclge_set_vf_promisc_mode(param->vport, param->req); return 0; } static int hclge_mbx_set_unicast_handler(struct hclge_mbx_ops_param *param) { int ret; ret = hclge_set_vf_uc_mac_addr(param->vport, param->req); if (ret) dev_err(¶m->vport->back->pdev->dev, "PF fail(%d) to set VF UC MAC Addr\n", ret); return ret; } static int hclge_mbx_set_multicast_handler(struct hclge_mbx_ops_param *param) { int ret; ret = hclge_set_vf_mc_mac_addr(param->vport, param->req); if (ret) dev_err(¶m->vport->back->pdev->dev, "PF fail(%d) to set VF MC MAC Addr\n", ret); return ret; } static int hclge_mbx_set_vlan_handler(struct hclge_mbx_ops_param *param) { int ret; ret = hclge_set_vf_vlan_cfg(param->vport, param->req, param->resp_msg); if (ret) dev_err(¶m->vport->back->pdev->dev, "PF failed(%d) to config VF's VLAN\n", ret); return ret; } static int hclge_mbx_set_alive_handler(struct hclge_mbx_ops_param *param) { int ret; ret = hclge_set_vf_alive(param->vport, param->req); if (ret) dev_err(¶m->vport->back->pdev->dev, "PF failed(%d) to set VF's ALIVE\n", ret); return ret; } static int hclge_mbx_get_qinfo_handler(struct hclge_mbx_ops_param *param) { hclge_get_vf_queue_info(param->vport, param->resp_msg); return 0; } static int hclge_mbx_get_qdepth_handler(struct hclge_mbx_ops_param *param) { hclge_get_vf_queue_depth(param->vport, param->resp_msg); return 0; } static int hclge_mbx_get_basic_info_handler(struct hclge_mbx_ops_param *param) { hclge_get_basic_info(param->vport, param->resp_msg); return 0; } static int hclge_mbx_get_link_status_handler(struct hclge_mbx_ops_param *param) { int ret; ret = hclge_push_vf_link_status(param->vport); if (ret) dev_err(¶m->vport->back->pdev->dev, "failed to inform link stat to VF, ret = %d\n", ret); return ret; } static int hclge_mbx_queue_reset_handler(struct hclge_mbx_ops_param *param) { return hclge_mbx_reset_vf_queue(param->vport, param->req, param->resp_msg); } static int hclge_mbx_reset_handler(struct hclge_mbx_ops_param *param) { return hclge_reset_vf(param->vport); } static int hclge_mbx_keep_alive_handler(struct hclge_mbx_ops_param *param) { hclge_vf_keep_alive(param->vport); return 0; } static int hclge_mbx_set_mtu_handler(struct hclge_mbx_ops_param *param) { int ret; ret = hclge_set_vf_mtu(param->vport, param->req); if (ret) dev_err(¶m->vport->back->pdev->dev, "VF fail(%d) to set mtu\n", ret); return ret; } static int hclge_mbx_get_qid_in_pf_handler(struct hclge_mbx_ops_param *param) { return hclge_get_queue_id_in_pf(param->vport, param->req, param->resp_msg); } static int hclge_mbx_get_rss_key_handler(struct hclge_mbx_ops_param *param) { return hclge_get_rss_key(param->vport, param->req, param->resp_msg); } static int hclge_mbx_get_link_mode_handler(struct hclge_mbx_ops_param *param) { hclge_get_link_mode(param->vport, param->req); return 0; } static int hclge_mbx_get_vf_flr_status_handler(struct hclge_mbx_ops_param *param) { hclge_rm_vport_all_mac_table(param->vport, false, HCLGE_MAC_ADDR_UC); hclge_rm_vport_all_mac_table(param->vport, false, HCLGE_MAC_ADDR_MC); hclge_rm_vport_all_vlan_table(param->vport, false); return 0; } static int hclge_mbx_vf_uninit_handler(struct hclge_mbx_ops_param *param) { hclge_rm_vport_all_mac_table(param->vport, true, HCLGE_MAC_ADDR_UC); hclge_rm_vport_all_mac_table(param->vport, true, HCLGE_MAC_ADDR_MC); hclge_rm_vport_all_vlan_table(param->vport, true); param->vport->mps = 0; return 0; } static int hclge_mbx_get_media_type_handler(struct hclge_mbx_ops_param *param) { hclge_get_vf_media_type(param->vport, param->resp_msg); return 0; } static int hclge_mbx_push_link_status_handler(struct hclge_mbx_ops_param *param) { hclge_handle_link_change_event(param->vport->back, param->req); return 0; } static int hclge_mbx_get_mac_addr_handler(struct hclge_mbx_ops_param *param) { hclge_get_vf_mac_addr(param->vport, param->resp_msg); return 0; } static int hclge_mbx_ncsi_error_handler(struct hclge_mbx_ops_param *param) { hclge_handle_ncsi_error(param->vport->back); return 0; } static int hclge_mbx_handle_vf_tbl_handler(struct hclge_mbx_ops_param *param) { hclge_handle_vf_tbl(param->vport, param->req); return 0; } static const hclge_mbx_ops_fn hclge_mbx_ops_list[HCLGE_MBX_OPCODE_MAX] = { [HCLGE_MBX_RESET] = hclge_mbx_reset_handler, [HCLGE_MBX_SET_UNICAST] = hclge_mbx_set_unicast_handler, [HCLGE_MBX_SET_MULTICAST] = hclge_mbx_set_multicast_handler, [HCLGE_MBX_SET_VLAN] = hclge_mbx_set_vlan_handler, [HCLGE_MBX_MAP_RING_TO_VECTOR] = hclge_mbx_map_ring_to_vector_handler, [HCLGE_MBX_UNMAP_RING_TO_VECTOR] = hclge_mbx_unmap_ring_to_vector_handler, [HCLGE_MBX_SET_PROMISC_MODE] = hclge_mbx_set_promisc_mode_handler, [HCLGE_MBX_GET_QINFO] = hclge_mbx_get_qinfo_handler, [HCLGE_MBX_GET_QDEPTH] = hclge_mbx_get_qdepth_handler, [HCLGE_MBX_GET_BASIC_INFO] = hclge_mbx_get_basic_info_handler, [HCLGE_MBX_GET_RSS_KEY] = hclge_mbx_get_rss_key_handler, [HCLGE_MBX_GET_MAC_ADDR] = hclge_mbx_get_mac_addr_handler, [HCLGE_MBX_GET_LINK_STATUS] = hclge_mbx_get_link_status_handler, [HCLGE_MBX_QUEUE_RESET] = hclge_mbx_queue_reset_handler, [HCLGE_MBX_KEEP_ALIVE] = hclge_mbx_keep_alive_handler, [HCLGE_MBX_SET_ALIVE] = hclge_mbx_set_alive_handler, [HCLGE_MBX_SET_MTU] = hclge_mbx_set_mtu_handler, [HCLGE_MBX_GET_QID_IN_PF] = hclge_mbx_get_qid_in_pf_handler, [HCLGE_MBX_GET_LINK_MODE] = hclge_mbx_get_link_mode_handler, [HCLGE_MBX_GET_MEDIA_TYPE] = hclge_mbx_get_media_type_handler, [HCLGE_MBX_VF_UNINIT] = hclge_mbx_vf_uninit_handler, [HCLGE_MBX_HANDLE_VF_TBL] = hclge_mbx_handle_vf_tbl_handler, [HCLGE_MBX_GET_RING_VECTOR_MAP] = hclge_mbx_get_ring_vector_map_handler, [HCLGE_MBX_GET_VF_FLR_STATUS] = hclge_mbx_get_vf_flr_status_handler, [HCLGE_MBX_PUSH_LINK_STATUS] = hclge_mbx_push_link_status_handler, [HCLGE_MBX_NCSI_ERROR] = hclge_mbx_ncsi_error_handler, }; static void hclge_mbx_request_handling(struct hclge_mbx_ops_param *param) { hclge_mbx_ops_fn cmd_func = NULL; struct hclge_dev *hdev; int ret = 0; hdev = param->vport->back; cmd_func = hclge_mbx_ops_list[param->req->msg.code]; if (!cmd_func) { dev_err(&hdev->pdev->dev, "un-supported mailbox message, code = %u\n", param->req->msg.code); return; } ret = cmd_func(param); /* PF driver should not reply IMP */ if (hnae3_get_bit(param->req->mbx_need_resp, HCLGE_MBX_NEED_RESP_B) && param->req->msg.code < HCLGE_MBX_GET_VF_FLR_STATUS) { param->resp_msg->status = ret; if (time_is_before_jiffies(hdev->last_mbx_scheduled + HCLGE_MBX_SCHED_TIMEOUT)) dev_warn(&hdev->pdev->dev, "resp vport%u mbx(%u,%u) late\n", param->req->mbx_src_vfid, param->req->msg.code, param->req->msg.subcode); hclge_gen_resp_to_vf(param->vport, param->req, param->resp_msg); } } void hclge_mbx_handler(struct hclge_dev *hdev) { struct hclge_comm_cmq_ring *crq = &hdev->hw.hw.cmq.crq; struct hclge_respond_to_vf_msg resp_msg; struct hclge_mbx_vf_to_pf_cmd *req; struct hclge_mbx_ops_param param; struct hclge_desc *desc; unsigned int flag; param.resp_msg = &resp_msg; /* handle all the mailbox requests in the queue */ while (!hclge_cmd_crq_empty(&hdev->hw)) { if (test_bit(HCLGE_COMM_STATE_CMD_DISABLE, &hdev->hw.hw.comm_state)) { dev_warn(&hdev->pdev->dev, "command queue needs re-initializing\n"); return; } desc = &crq->desc[crq->next_to_use]; req = (struct hclge_mbx_vf_to_pf_cmd *)desc->data; flag = le16_to_cpu(crq->desc[crq->next_to_use].flag); if (unlikely(!hnae3_get_bit(flag, HCLGE_CMDQ_RX_OUTVLD_B) || req->mbx_src_vfid > hdev->num_req_vfs)) { dev_warn(&hdev->pdev->dev, "dropped invalid mailbox message, code = %u, vfid = %u\n", req->msg.code, req->mbx_src_vfid); /* dropping/not processing this invalid message */ crq->desc[crq->next_to_use].flag = 0; hclge_mbx_ring_ptr_move_crq(crq); continue; } trace_hclge_pf_mbx_get(hdev, req); /* clear the resp_msg before processing every mailbox message */ memset(&resp_msg, 0, sizeof(resp_msg)); param.vport = &hdev->vport[req->mbx_src_vfid]; param.req = req; hclge_mbx_request_handling(¶m); crq->desc[crq->next_to_use].flag = 0; hclge_mbx_ring_ptr_move_crq(crq); } /* Write back CMDQ_RQ header pointer, M7 need this pointer */ hclge_write_dev(&hdev->hw, HCLGE_COMM_NIC_CRQ_HEAD_REG, crq->next_to_use); }
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