1e2cb1decSSalil Mehta // SPDX-License-Identifier: GPL-2.0+ 2e2cb1decSSalil Mehta // Copyright (c) 2016-2017 Hisilicon Limited. 3e2cb1decSSalil Mehta 4e2cb1decSSalil Mehta #include <linux/etherdevice.h> 5aa5c4f17SHuazhong Tan #include <linux/iopoll.h> 66988eb2aSSalil Mehta #include <net/rtnetlink.h> 7e2cb1decSSalil Mehta #include "hclgevf_cmd.h" 8e2cb1decSSalil Mehta #include "hclgevf_main.h" 9e2cb1decSSalil Mehta #include "hclge_mbx.h" 10e2cb1decSSalil Mehta #include "hnae3.h" 11e2cb1decSSalil Mehta 12e2cb1decSSalil Mehta #define HCLGEVF_NAME "hclgevf" 13e2cb1decSSalil Mehta 149c6f7085SHuazhong Tan static int hclgevf_reset_hdev(struct hclgevf_dev *hdev); 15e2cb1decSSalil Mehta static struct hnae3_ae_algo ae_algovf; 16e2cb1decSSalil Mehta 17e2cb1decSSalil Mehta static const struct pci_device_id ae_algovf_pci_tbl[] = { 18e2cb1decSSalil Mehta {PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_100G_VF), 0}, 19e2cb1decSSalil Mehta {PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_100G_RDMA_DCB_PFC_VF), 0}, 20e2cb1decSSalil Mehta /* required last entry */ 21e2cb1decSSalil Mehta {0, } 22e2cb1decSSalil Mehta }; 23e2cb1decSSalil Mehta 24472d7eceSJian Shen static const u8 hclgevf_hash_key[] = { 25472d7eceSJian Shen 0x6D, 0x5A, 0x56, 0xDA, 0x25, 0x5B, 0x0E, 0xC2, 26472d7eceSJian Shen 0x41, 0x67, 0x25, 0x3D, 0x43, 0xA3, 0x8F, 0xB0, 27472d7eceSJian Shen 0xD0, 0xCA, 0x2B, 0xCB, 0xAE, 0x7B, 0x30, 0xB4, 28472d7eceSJian Shen 0x77, 0xCB, 0x2D, 0xA3, 0x80, 0x30, 0xF2, 0x0C, 29472d7eceSJian Shen 0x6A, 0x42, 0xB7, 0x3B, 0xBE, 0xAC, 0x01, 0xFA 30472d7eceSJian Shen }; 31472d7eceSJian Shen 322f550a46SYunsheng Lin MODULE_DEVICE_TABLE(pci, ae_algovf_pci_tbl); 332f550a46SYunsheng Lin 341600c3e5SJian Shen static const u32 cmdq_reg_addr_list[] = {HCLGEVF_CMDQ_TX_ADDR_L_REG, 351600c3e5SJian Shen HCLGEVF_CMDQ_TX_ADDR_H_REG, 361600c3e5SJian Shen HCLGEVF_CMDQ_TX_DEPTH_REG, 371600c3e5SJian Shen HCLGEVF_CMDQ_TX_TAIL_REG, 381600c3e5SJian Shen HCLGEVF_CMDQ_TX_HEAD_REG, 391600c3e5SJian Shen HCLGEVF_CMDQ_RX_ADDR_L_REG, 401600c3e5SJian Shen HCLGEVF_CMDQ_RX_ADDR_H_REG, 411600c3e5SJian Shen HCLGEVF_CMDQ_RX_DEPTH_REG, 421600c3e5SJian Shen HCLGEVF_CMDQ_RX_TAIL_REG, 431600c3e5SJian Shen HCLGEVF_CMDQ_RX_HEAD_REG, 441600c3e5SJian Shen HCLGEVF_VECTOR0_CMDQ_SRC_REG, 451600c3e5SJian Shen HCLGEVF_CMDQ_INTR_STS_REG, 461600c3e5SJian Shen HCLGEVF_CMDQ_INTR_EN_REG, 471600c3e5SJian Shen HCLGEVF_CMDQ_INTR_GEN_REG}; 481600c3e5SJian Shen 491600c3e5SJian Shen static const u32 common_reg_addr_list[] = {HCLGEVF_MISC_VECTOR_REG_BASE, 501600c3e5SJian Shen HCLGEVF_RST_ING, 511600c3e5SJian Shen HCLGEVF_GRO_EN_REG}; 521600c3e5SJian Shen 531600c3e5SJian Shen static const u32 ring_reg_addr_list[] = {HCLGEVF_RING_RX_ADDR_L_REG, 541600c3e5SJian Shen HCLGEVF_RING_RX_ADDR_H_REG, 551600c3e5SJian Shen HCLGEVF_RING_RX_BD_NUM_REG, 561600c3e5SJian Shen HCLGEVF_RING_RX_BD_LENGTH_REG, 571600c3e5SJian Shen HCLGEVF_RING_RX_MERGE_EN_REG, 581600c3e5SJian Shen HCLGEVF_RING_RX_TAIL_REG, 591600c3e5SJian Shen HCLGEVF_RING_RX_HEAD_REG, 601600c3e5SJian Shen HCLGEVF_RING_RX_FBD_NUM_REG, 611600c3e5SJian Shen HCLGEVF_RING_RX_OFFSET_REG, 621600c3e5SJian Shen HCLGEVF_RING_RX_FBD_OFFSET_REG, 631600c3e5SJian Shen HCLGEVF_RING_RX_STASH_REG, 641600c3e5SJian Shen HCLGEVF_RING_RX_BD_ERR_REG, 651600c3e5SJian Shen HCLGEVF_RING_TX_ADDR_L_REG, 661600c3e5SJian Shen HCLGEVF_RING_TX_ADDR_H_REG, 671600c3e5SJian Shen HCLGEVF_RING_TX_BD_NUM_REG, 681600c3e5SJian Shen HCLGEVF_RING_TX_PRIORITY_REG, 691600c3e5SJian Shen HCLGEVF_RING_TX_TC_REG, 701600c3e5SJian Shen HCLGEVF_RING_TX_MERGE_EN_REG, 711600c3e5SJian Shen HCLGEVF_RING_TX_TAIL_REG, 721600c3e5SJian Shen HCLGEVF_RING_TX_HEAD_REG, 731600c3e5SJian Shen HCLGEVF_RING_TX_FBD_NUM_REG, 741600c3e5SJian Shen HCLGEVF_RING_TX_OFFSET_REG, 751600c3e5SJian Shen HCLGEVF_RING_TX_EBD_NUM_REG, 761600c3e5SJian Shen HCLGEVF_RING_TX_EBD_OFFSET_REG, 771600c3e5SJian Shen HCLGEVF_RING_TX_BD_ERR_REG, 781600c3e5SJian Shen HCLGEVF_RING_EN_REG}; 791600c3e5SJian Shen 801600c3e5SJian Shen static const u32 tqp_intr_reg_addr_list[] = {HCLGEVF_TQP_INTR_CTRL_REG, 811600c3e5SJian Shen HCLGEVF_TQP_INTR_GL0_REG, 821600c3e5SJian Shen HCLGEVF_TQP_INTR_GL1_REG, 831600c3e5SJian Shen HCLGEVF_TQP_INTR_GL2_REG, 841600c3e5SJian Shen HCLGEVF_TQP_INTR_RL_REG}; 851600c3e5SJian Shen 86e2cb1decSSalil Mehta static inline struct hclgevf_dev *hclgevf_ae_get_hdev( 87e2cb1decSSalil Mehta struct hnae3_handle *handle) 88e2cb1decSSalil Mehta { 89eed9535fSPeng Li if (!handle->client) 90eed9535fSPeng Li return container_of(handle, struct hclgevf_dev, nic); 91eed9535fSPeng Li else if (handle->client->type == HNAE3_CLIENT_ROCE) 92eed9535fSPeng Li return container_of(handle, struct hclgevf_dev, roce); 93eed9535fSPeng Li else 94e2cb1decSSalil Mehta return container_of(handle, struct hclgevf_dev, nic); 95e2cb1decSSalil Mehta } 96e2cb1decSSalil Mehta 97e2cb1decSSalil Mehta static int hclgevf_tqps_update_stats(struct hnae3_handle *handle) 98e2cb1decSSalil Mehta { 99b4f1d303SJian Shen struct hnae3_knic_private_info *kinfo = &handle->kinfo; 100e2cb1decSSalil Mehta struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 101e2cb1decSSalil Mehta struct hclgevf_desc desc; 102e2cb1decSSalil Mehta struct hclgevf_tqp *tqp; 103e2cb1decSSalil Mehta int status; 104e2cb1decSSalil Mehta int i; 105e2cb1decSSalil Mehta 106b4f1d303SJian Shen for (i = 0; i < kinfo->num_tqps; i++) { 107b4f1d303SJian Shen tqp = container_of(kinfo->tqp[i], struct hclgevf_tqp, q); 108e2cb1decSSalil Mehta hclgevf_cmd_setup_basic_desc(&desc, 109e2cb1decSSalil Mehta HCLGEVF_OPC_QUERY_RX_STATUS, 110e2cb1decSSalil Mehta true); 111e2cb1decSSalil Mehta 112e2cb1decSSalil Mehta desc.data[0] = cpu_to_le32(tqp->index & 0x1ff); 113e2cb1decSSalil Mehta status = hclgevf_cmd_send(&hdev->hw, &desc, 1); 114e2cb1decSSalil Mehta if (status) { 115e2cb1decSSalil Mehta dev_err(&hdev->pdev->dev, 116e2cb1decSSalil Mehta "Query tqp stat fail, status = %d,queue = %d\n", 117e2cb1decSSalil Mehta status, i); 118e2cb1decSSalil Mehta return status; 119e2cb1decSSalil Mehta } 120e2cb1decSSalil Mehta tqp->tqp_stats.rcb_rx_ring_pktnum_rcd += 121cf72fa63SJian Shen le32_to_cpu(desc.data[1]); 122e2cb1decSSalil Mehta 123e2cb1decSSalil Mehta hclgevf_cmd_setup_basic_desc(&desc, HCLGEVF_OPC_QUERY_TX_STATUS, 124e2cb1decSSalil Mehta true); 125e2cb1decSSalil Mehta 126e2cb1decSSalil Mehta desc.data[0] = cpu_to_le32(tqp->index & 0x1ff); 127e2cb1decSSalil Mehta status = hclgevf_cmd_send(&hdev->hw, &desc, 1); 128e2cb1decSSalil Mehta if (status) { 129e2cb1decSSalil Mehta dev_err(&hdev->pdev->dev, 130e2cb1decSSalil Mehta "Query tqp stat fail, status = %d,queue = %d\n", 131e2cb1decSSalil Mehta status, i); 132e2cb1decSSalil Mehta return status; 133e2cb1decSSalil Mehta } 134e2cb1decSSalil Mehta tqp->tqp_stats.rcb_tx_ring_pktnum_rcd += 135cf72fa63SJian Shen le32_to_cpu(desc.data[1]); 136e2cb1decSSalil Mehta } 137e2cb1decSSalil Mehta 138e2cb1decSSalil Mehta return 0; 139e2cb1decSSalil Mehta } 140e2cb1decSSalil Mehta 141e2cb1decSSalil Mehta static u64 *hclgevf_tqps_get_stats(struct hnae3_handle *handle, u64 *data) 142e2cb1decSSalil Mehta { 143e2cb1decSSalil Mehta struct hnae3_knic_private_info *kinfo = &handle->kinfo; 144e2cb1decSSalil Mehta struct hclgevf_tqp *tqp; 145e2cb1decSSalil Mehta u64 *buff = data; 146e2cb1decSSalil Mehta int i; 147e2cb1decSSalil Mehta 148b4f1d303SJian Shen for (i = 0; i < kinfo->num_tqps; i++) { 149b4f1d303SJian Shen tqp = container_of(kinfo->tqp[i], struct hclgevf_tqp, q); 150e2cb1decSSalil Mehta *buff++ = tqp->tqp_stats.rcb_tx_ring_pktnum_rcd; 151e2cb1decSSalil Mehta } 152e2cb1decSSalil Mehta for (i = 0; i < kinfo->num_tqps; i++) { 153b4f1d303SJian Shen tqp = container_of(kinfo->tqp[i], struct hclgevf_tqp, q); 154e2cb1decSSalil Mehta *buff++ = tqp->tqp_stats.rcb_rx_ring_pktnum_rcd; 155e2cb1decSSalil Mehta } 156e2cb1decSSalil Mehta 157e2cb1decSSalil Mehta return buff; 158e2cb1decSSalil Mehta } 159e2cb1decSSalil Mehta 160e2cb1decSSalil Mehta static int hclgevf_tqps_get_sset_count(struct hnae3_handle *handle, int strset) 161e2cb1decSSalil Mehta { 162b4f1d303SJian Shen struct hnae3_knic_private_info *kinfo = &handle->kinfo; 163e2cb1decSSalil Mehta 164b4f1d303SJian Shen return kinfo->num_tqps * 2; 165e2cb1decSSalil Mehta } 166e2cb1decSSalil Mehta 167e2cb1decSSalil Mehta static u8 *hclgevf_tqps_get_strings(struct hnae3_handle *handle, u8 *data) 168e2cb1decSSalil Mehta { 169b4f1d303SJian Shen struct hnae3_knic_private_info *kinfo = &handle->kinfo; 170e2cb1decSSalil Mehta u8 *buff = data; 171e2cb1decSSalil Mehta int i = 0; 172e2cb1decSSalil Mehta 173b4f1d303SJian Shen for (i = 0; i < kinfo->num_tqps; i++) { 174b4f1d303SJian Shen struct hclgevf_tqp *tqp = container_of(kinfo->tqp[i], 175e2cb1decSSalil Mehta struct hclgevf_tqp, q); 1760c218123SJian Shen snprintf(buff, ETH_GSTRING_LEN, "txq%d_pktnum_rcd", 177e2cb1decSSalil Mehta tqp->index); 178e2cb1decSSalil Mehta buff += ETH_GSTRING_LEN; 179e2cb1decSSalil Mehta } 180e2cb1decSSalil Mehta 181b4f1d303SJian Shen for (i = 0; i < kinfo->num_tqps; i++) { 182b4f1d303SJian Shen struct hclgevf_tqp *tqp = container_of(kinfo->tqp[i], 183e2cb1decSSalil Mehta struct hclgevf_tqp, q); 1840c218123SJian Shen snprintf(buff, ETH_GSTRING_LEN, "rxq%d_pktnum_rcd", 185e2cb1decSSalil Mehta tqp->index); 186e2cb1decSSalil Mehta buff += ETH_GSTRING_LEN; 187e2cb1decSSalil Mehta } 188e2cb1decSSalil Mehta 189e2cb1decSSalil Mehta return buff; 190e2cb1decSSalil Mehta } 191e2cb1decSSalil Mehta 192e2cb1decSSalil Mehta static void hclgevf_update_stats(struct hnae3_handle *handle, 193e2cb1decSSalil Mehta struct net_device_stats *net_stats) 194e2cb1decSSalil Mehta { 195e2cb1decSSalil Mehta struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 196e2cb1decSSalil Mehta int status; 197e2cb1decSSalil Mehta 198e2cb1decSSalil Mehta status = hclgevf_tqps_update_stats(handle); 199e2cb1decSSalil Mehta if (status) 200e2cb1decSSalil Mehta dev_err(&hdev->pdev->dev, 201e2cb1decSSalil Mehta "VF update of TQPS stats fail, status = %d.\n", 202e2cb1decSSalil Mehta status); 203e2cb1decSSalil Mehta } 204e2cb1decSSalil Mehta 205e2cb1decSSalil Mehta static int hclgevf_get_sset_count(struct hnae3_handle *handle, int strset) 206e2cb1decSSalil Mehta { 207e2cb1decSSalil Mehta if (strset == ETH_SS_TEST) 208e2cb1decSSalil Mehta return -EOPNOTSUPP; 209e2cb1decSSalil Mehta else if (strset == ETH_SS_STATS) 210e2cb1decSSalil Mehta return hclgevf_tqps_get_sset_count(handle, strset); 211e2cb1decSSalil Mehta 212e2cb1decSSalil Mehta return 0; 213e2cb1decSSalil Mehta } 214e2cb1decSSalil Mehta 215e2cb1decSSalil Mehta static void hclgevf_get_strings(struct hnae3_handle *handle, u32 strset, 216e2cb1decSSalil Mehta u8 *data) 217e2cb1decSSalil Mehta { 218e2cb1decSSalil Mehta u8 *p = (char *)data; 219e2cb1decSSalil Mehta 220e2cb1decSSalil Mehta if (strset == ETH_SS_STATS) 221e2cb1decSSalil Mehta p = hclgevf_tqps_get_strings(handle, p); 222e2cb1decSSalil Mehta } 223e2cb1decSSalil Mehta 224e2cb1decSSalil Mehta static void hclgevf_get_stats(struct hnae3_handle *handle, u64 *data) 225e2cb1decSSalil Mehta { 226e2cb1decSSalil Mehta hclgevf_tqps_get_stats(handle, data); 227e2cb1decSSalil Mehta } 228e2cb1decSSalil Mehta 229e2cb1decSSalil Mehta static int hclgevf_get_tc_info(struct hclgevf_dev *hdev) 230e2cb1decSSalil Mehta { 231e2cb1decSSalil Mehta u8 resp_msg; 232e2cb1decSSalil Mehta int status; 233e2cb1decSSalil Mehta 234e2cb1decSSalil Mehta status = hclgevf_send_mbx_msg(hdev, HCLGE_MBX_GET_TCINFO, 0, NULL, 0, 235e2cb1decSSalil Mehta true, &resp_msg, sizeof(u8)); 236e2cb1decSSalil Mehta if (status) { 237e2cb1decSSalil Mehta dev_err(&hdev->pdev->dev, 238e2cb1decSSalil Mehta "VF request to get TC info from PF failed %d", 239e2cb1decSSalil Mehta status); 240e2cb1decSSalil Mehta return status; 241e2cb1decSSalil Mehta } 242e2cb1decSSalil Mehta 243e2cb1decSSalil Mehta hdev->hw_tc_map = resp_msg; 244e2cb1decSSalil Mehta 245e2cb1decSSalil Mehta return 0; 246e2cb1decSSalil Mehta } 247e2cb1decSSalil Mehta 24892f11ea1SJian Shen static int hclgevf_get_port_base_vlan_filter_state(struct hclgevf_dev *hdev) 24992f11ea1SJian Shen { 25092f11ea1SJian Shen struct hnae3_handle *nic = &hdev->nic; 25192f11ea1SJian Shen u8 resp_msg; 25292f11ea1SJian Shen int ret; 25392f11ea1SJian Shen 25492f11ea1SJian Shen ret = hclgevf_send_mbx_msg(hdev, HCLGE_MBX_SET_VLAN, 25592f11ea1SJian Shen HCLGE_MBX_GET_PORT_BASE_VLAN_STATE, 25692f11ea1SJian Shen NULL, 0, true, &resp_msg, sizeof(u8)); 25792f11ea1SJian Shen if (ret) { 25892f11ea1SJian Shen dev_err(&hdev->pdev->dev, 25992f11ea1SJian Shen "VF request to get port based vlan state failed %d", 26092f11ea1SJian Shen ret); 26192f11ea1SJian Shen return ret; 26292f11ea1SJian Shen } 26392f11ea1SJian Shen 26492f11ea1SJian Shen nic->port_base_vlan_state = resp_msg; 26592f11ea1SJian Shen 26692f11ea1SJian Shen return 0; 26792f11ea1SJian Shen } 26892f11ea1SJian Shen 2696cee6fc3SJian Shen static int hclgevf_get_queue_info(struct hclgevf_dev *hdev) 270e2cb1decSSalil Mehta { 271c0425944SPeng Li #define HCLGEVF_TQPS_RSS_INFO_LEN 6 272e2cb1decSSalil Mehta u8 resp_msg[HCLGEVF_TQPS_RSS_INFO_LEN]; 273e2cb1decSSalil Mehta int status; 274e2cb1decSSalil Mehta 275e2cb1decSSalil Mehta status = hclgevf_send_mbx_msg(hdev, HCLGE_MBX_GET_QINFO, 0, NULL, 0, 276e2cb1decSSalil Mehta true, resp_msg, 277e2cb1decSSalil Mehta HCLGEVF_TQPS_RSS_INFO_LEN); 278e2cb1decSSalil Mehta if (status) { 279e2cb1decSSalil Mehta dev_err(&hdev->pdev->dev, 280e2cb1decSSalil Mehta "VF request to get tqp info from PF failed %d", 281e2cb1decSSalil Mehta status); 282e2cb1decSSalil Mehta return status; 283e2cb1decSSalil Mehta } 284e2cb1decSSalil Mehta 285e2cb1decSSalil Mehta memcpy(&hdev->num_tqps, &resp_msg[0], sizeof(u16)); 286e2cb1decSSalil Mehta memcpy(&hdev->rss_size_max, &resp_msg[2], sizeof(u16)); 287c0425944SPeng Li memcpy(&hdev->rx_buf_len, &resp_msg[4], sizeof(u16)); 288c0425944SPeng Li 289c0425944SPeng Li return 0; 290c0425944SPeng Li } 291c0425944SPeng Li 292c0425944SPeng Li static int hclgevf_get_queue_depth(struct hclgevf_dev *hdev) 293c0425944SPeng Li { 294c0425944SPeng Li #define HCLGEVF_TQPS_DEPTH_INFO_LEN 4 295c0425944SPeng Li u8 resp_msg[HCLGEVF_TQPS_DEPTH_INFO_LEN]; 296c0425944SPeng Li int ret; 297c0425944SPeng Li 298c0425944SPeng Li ret = hclgevf_send_mbx_msg(hdev, HCLGE_MBX_GET_QDEPTH, 0, NULL, 0, 299c0425944SPeng Li true, resp_msg, 300c0425944SPeng Li HCLGEVF_TQPS_DEPTH_INFO_LEN); 301c0425944SPeng Li if (ret) { 302c0425944SPeng Li dev_err(&hdev->pdev->dev, 303c0425944SPeng Li "VF request to get tqp depth info from PF failed %d", 304c0425944SPeng Li ret); 305c0425944SPeng Li return ret; 306c0425944SPeng Li } 307c0425944SPeng Li 308c0425944SPeng Li memcpy(&hdev->num_tx_desc, &resp_msg[0], sizeof(u16)); 309c0425944SPeng Li memcpy(&hdev->num_rx_desc, &resp_msg[2], sizeof(u16)); 310e2cb1decSSalil Mehta 311e2cb1decSSalil Mehta return 0; 312e2cb1decSSalil Mehta } 313e2cb1decSSalil Mehta 3140c29d191Sliuzhongzhu static u16 hclgevf_get_qid_global(struct hnae3_handle *handle, u16 queue_id) 3150c29d191Sliuzhongzhu { 3160c29d191Sliuzhongzhu struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 3170c29d191Sliuzhongzhu u8 msg_data[2], resp_data[2]; 3180c29d191Sliuzhongzhu u16 qid_in_pf = 0; 3190c29d191Sliuzhongzhu int ret; 3200c29d191Sliuzhongzhu 3210c29d191Sliuzhongzhu memcpy(&msg_data[0], &queue_id, sizeof(queue_id)); 3220c29d191Sliuzhongzhu 3230c29d191Sliuzhongzhu ret = hclgevf_send_mbx_msg(hdev, HCLGE_MBX_GET_QID_IN_PF, 0, msg_data, 3240c29d191Sliuzhongzhu 2, true, resp_data, 2); 3250c29d191Sliuzhongzhu if (!ret) 3260c29d191Sliuzhongzhu qid_in_pf = *(u16 *)resp_data; 3270c29d191Sliuzhongzhu 3280c29d191Sliuzhongzhu return qid_in_pf; 3290c29d191Sliuzhongzhu } 3300c29d191Sliuzhongzhu 3319c3e7130Sliuzhongzhu static int hclgevf_get_pf_media_type(struct hclgevf_dev *hdev) 3329c3e7130Sliuzhongzhu { 3339c3e7130Sliuzhongzhu u8 resp_msg; 3349c3e7130Sliuzhongzhu int ret; 3359c3e7130Sliuzhongzhu 3369c3e7130Sliuzhongzhu ret = hclgevf_send_mbx_msg(hdev, HCLGE_MBX_GET_MEDIA_TYPE, 0, NULL, 0, 3379c3e7130Sliuzhongzhu true, &resp_msg, sizeof(resp_msg)); 3389c3e7130Sliuzhongzhu if (ret) { 3399c3e7130Sliuzhongzhu dev_err(&hdev->pdev->dev, 3409c3e7130Sliuzhongzhu "VF request to get the pf port media type failed %d", 3419c3e7130Sliuzhongzhu ret); 3429c3e7130Sliuzhongzhu return ret; 3439c3e7130Sliuzhongzhu } 3449c3e7130Sliuzhongzhu 3459c3e7130Sliuzhongzhu hdev->hw.mac.media_type = resp_msg; 3469c3e7130Sliuzhongzhu 3479c3e7130Sliuzhongzhu return 0; 3489c3e7130Sliuzhongzhu } 3499c3e7130Sliuzhongzhu 350e2cb1decSSalil Mehta static int hclgevf_alloc_tqps(struct hclgevf_dev *hdev) 351e2cb1decSSalil Mehta { 352e2cb1decSSalil Mehta struct hclgevf_tqp *tqp; 353e2cb1decSSalil Mehta int i; 354e2cb1decSSalil Mehta 355e2cb1decSSalil Mehta hdev->htqp = devm_kcalloc(&hdev->pdev->dev, hdev->num_tqps, 356e2cb1decSSalil Mehta sizeof(struct hclgevf_tqp), GFP_KERNEL); 357e2cb1decSSalil Mehta if (!hdev->htqp) 358e2cb1decSSalil Mehta return -ENOMEM; 359e2cb1decSSalil Mehta 360e2cb1decSSalil Mehta tqp = hdev->htqp; 361e2cb1decSSalil Mehta 362e2cb1decSSalil Mehta for (i = 0; i < hdev->num_tqps; i++) { 363e2cb1decSSalil Mehta tqp->dev = &hdev->pdev->dev; 364e2cb1decSSalil Mehta tqp->index = i; 365e2cb1decSSalil Mehta 366e2cb1decSSalil Mehta tqp->q.ae_algo = &ae_algovf; 367e2cb1decSSalil Mehta tqp->q.buf_size = hdev->rx_buf_len; 368c0425944SPeng Li tqp->q.tx_desc_num = hdev->num_tx_desc; 369c0425944SPeng Li tqp->q.rx_desc_num = hdev->num_rx_desc; 370e2cb1decSSalil Mehta tqp->q.io_base = hdev->hw.io_base + HCLGEVF_TQP_REG_OFFSET + 371e2cb1decSSalil Mehta i * HCLGEVF_TQP_REG_SIZE; 372e2cb1decSSalil Mehta 373e2cb1decSSalil Mehta tqp++; 374e2cb1decSSalil Mehta } 375e2cb1decSSalil Mehta 376e2cb1decSSalil Mehta return 0; 377e2cb1decSSalil Mehta } 378e2cb1decSSalil Mehta 379e2cb1decSSalil Mehta static int hclgevf_knic_setup(struct hclgevf_dev *hdev) 380e2cb1decSSalil Mehta { 381e2cb1decSSalil Mehta struct hnae3_handle *nic = &hdev->nic; 382e2cb1decSSalil Mehta struct hnae3_knic_private_info *kinfo; 383e2cb1decSSalil Mehta u16 new_tqps = hdev->num_tqps; 384e2cb1decSSalil Mehta int i; 385e2cb1decSSalil Mehta 386e2cb1decSSalil Mehta kinfo = &nic->kinfo; 387e2cb1decSSalil Mehta kinfo->num_tc = 0; 388c0425944SPeng Li kinfo->num_tx_desc = hdev->num_tx_desc; 389c0425944SPeng Li kinfo->num_rx_desc = hdev->num_rx_desc; 390e2cb1decSSalil Mehta kinfo->rx_buf_len = hdev->rx_buf_len; 391e2cb1decSSalil Mehta for (i = 0; i < HCLGEVF_MAX_TC_NUM; i++) 392e2cb1decSSalil Mehta if (hdev->hw_tc_map & BIT(i)) 393e2cb1decSSalil Mehta kinfo->num_tc++; 394e2cb1decSSalil Mehta 395e2cb1decSSalil Mehta kinfo->rss_size 396e2cb1decSSalil Mehta = min_t(u16, hdev->rss_size_max, new_tqps / kinfo->num_tc); 397e2cb1decSSalil Mehta new_tqps = kinfo->rss_size * kinfo->num_tc; 398e2cb1decSSalil Mehta kinfo->num_tqps = min(new_tqps, hdev->num_tqps); 399e2cb1decSSalil Mehta 400e2cb1decSSalil Mehta kinfo->tqp = devm_kcalloc(&hdev->pdev->dev, kinfo->num_tqps, 401e2cb1decSSalil Mehta sizeof(struct hnae3_queue *), GFP_KERNEL); 402e2cb1decSSalil Mehta if (!kinfo->tqp) 403e2cb1decSSalil Mehta return -ENOMEM; 404e2cb1decSSalil Mehta 405e2cb1decSSalil Mehta for (i = 0; i < kinfo->num_tqps; i++) { 406e2cb1decSSalil Mehta hdev->htqp[i].q.handle = &hdev->nic; 407e2cb1decSSalil Mehta hdev->htqp[i].q.tqp_index = i; 408e2cb1decSSalil Mehta kinfo->tqp[i] = &hdev->htqp[i].q; 409e2cb1decSSalil Mehta } 410e2cb1decSSalil Mehta 411e2cb1decSSalil Mehta return 0; 412e2cb1decSSalil Mehta } 413e2cb1decSSalil Mehta 414e2cb1decSSalil Mehta static void hclgevf_request_link_info(struct hclgevf_dev *hdev) 415e2cb1decSSalil Mehta { 416e2cb1decSSalil Mehta int status; 417e2cb1decSSalil Mehta u8 resp_msg; 418e2cb1decSSalil Mehta 419e2cb1decSSalil Mehta status = hclgevf_send_mbx_msg(hdev, HCLGE_MBX_GET_LINK_STATUS, 0, NULL, 420e2cb1decSSalil Mehta 0, false, &resp_msg, sizeof(u8)); 421e2cb1decSSalil Mehta if (status) 422e2cb1decSSalil Mehta dev_err(&hdev->pdev->dev, 423e2cb1decSSalil Mehta "VF failed to fetch link status(%d) from PF", status); 424e2cb1decSSalil Mehta } 425e2cb1decSSalil Mehta 426e2cb1decSSalil Mehta void hclgevf_update_link_status(struct hclgevf_dev *hdev, int link_state) 427e2cb1decSSalil Mehta { 42845e92b7eSPeng Li struct hnae3_handle *rhandle = &hdev->roce; 429e2cb1decSSalil Mehta struct hnae3_handle *handle = &hdev->nic; 43045e92b7eSPeng Li struct hnae3_client *rclient; 431e2cb1decSSalil Mehta struct hnae3_client *client; 432e2cb1decSSalil Mehta 433e2cb1decSSalil Mehta client = handle->client; 43445e92b7eSPeng Li rclient = hdev->roce_client; 435e2cb1decSSalil Mehta 436582d37bbSPeng Li link_state = 437582d37bbSPeng Li test_bit(HCLGEVF_STATE_DOWN, &hdev->state) ? 0 : link_state; 438582d37bbSPeng Li 439e2cb1decSSalil Mehta if (link_state != hdev->hw.mac.link) { 440e2cb1decSSalil Mehta client->ops->link_status_change(handle, !!link_state); 44145e92b7eSPeng Li if (rclient && rclient->ops->link_status_change) 44245e92b7eSPeng Li rclient->ops->link_status_change(rhandle, !!link_state); 443e2cb1decSSalil Mehta hdev->hw.mac.link = link_state; 444e2cb1decSSalil Mehta } 445e2cb1decSSalil Mehta } 446e2cb1decSSalil Mehta 447538abaf3SYueHaibing static void hclgevf_update_link_mode(struct hclgevf_dev *hdev) 4489194d18bSliuzhongzhu { 4499194d18bSliuzhongzhu #define HCLGEVF_ADVERTISING 0 4509194d18bSliuzhongzhu #define HCLGEVF_SUPPORTED 1 4519194d18bSliuzhongzhu u8 send_msg; 4529194d18bSliuzhongzhu u8 resp_msg; 4539194d18bSliuzhongzhu 4549194d18bSliuzhongzhu send_msg = HCLGEVF_ADVERTISING; 4559194d18bSliuzhongzhu hclgevf_send_mbx_msg(hdev, HCLGE_MBX_GET_LINK_MODE, 0, &send_msg, 4569194d18bSliuzhongzhu sizeof(u8), false, &resp_msg, sizeof(u8)); 4579194d18bSliuzhongzhu send_msg = HCLGEVF_SUPPORTED; 4589194d18bSliuzhongzhu hclgevf_send_mbx_msg(hdev, HCLGE_MBX_GET_LINK_MODE, 0, &send_msg, 4599194d18bSliuzhongzhu sizeof(u8), false, &resp_msg, sizeof(u8)); 4609194d18bSliuzhongzhu } 4619194d18bSliuzhongzhu 462e2cb1decSSalil Mehta static int hclgevf_set_handle_info(struct hclgevf_dev *hdev) 463e2cb1decSSalil Mehta { 464e2cb1decSSalil Mehta struct hnae3_handle *nic = &hdev->nic; 465e2cb1decSSalil Mehta int ret; 466e2cb1decSSalil Mehta 467e2cb1decSSalil Mehta nic->ae_algo = &ae_algovf; 468e2cb1decSSalil Mehta nic->pdev = hdev->pdev; 469e2cb1decSSalil Mehta nic->numa_node_mask = hdev->numa_node_mask; 470424eb834SSalil Mehta nic->flags |= HNAE3_SUPPORT_VF; 471e2cb1decSSalil Mehta 472e2cb1decSSalil Mehta if (hdev->ae_dev->dev_type != HNAE3_DEV_KNIC) { 473e2cb1decSSalil Mehta dev_err(&hdev->pdev->dev, "unsupported device type %d\n", 474e2cb1decSSalil Mehta hdev->ae_dev->dev_type); 475e2cb1decSSalil Mehta return -EINVAL; 476e2cb1decSSalil Mehta } 477e2cb1decSSalil Mehta 478e2cb1decSSalil Mehta ret = hclgevf_knic_setup(hdev); 479e2cb1decSSalil Mehta if (ret) 480e2cb1decSSalil Mehta dev_err(&hdev->pdev->dev, "VF knic setup failed %d\n", 481e2cb1decSSalil Mehta ret); 482e2cb1decSSalil Mehta return ret; 483e2cb1decSSalil Mehta } 484e2cb1decSSalil Mehta 485e2cb1decSSalil Mehta static void hclgevf_free_vector(struct hclgevf_dev *hdev, int vector_id) 486e2cb1decSSalil Mehta { 48736cbbdf6SPeng Li if (hdev->vector_status[vector_id] == HCLGEVF_INVALID_VPORT) { 48836cbbdf6SPeng Li dev_warn(&hdev->pdev->dev, 48936cbbdf6SPeng Li "vector(vector_id %d) has been freed.\n", vector_id); 49036cbbdf6SPeng Li return; 49136cbbdf6SPeng Li } 49236cbbdf6SPeng Li 493e2cb1decSSalil Mehta hdev->vector_status[vector_id] = HCLGEVF_INVALID_VPORT; 494e2cb1decSSalil Mehta hdev->num_msi_left += 1; 495e2cb1decSSalil Mehta hdev->num_msi_used -= 1; 496e2cb1decSSalil Mehta } 497e2cb1decSSalil Mehta 498e2cb1decSSalil Mehta static int hclgevf_get_vector(struct hnae3_handle *handle, u16 vector_num, 499e2cb1decSSalil Mehta struct hnae3_vector_info *vector_info) 500e2cb1decSSalil Mehta { 501e2cb1decSSalil Mehta struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 502e2cb1decSSalil Mehta struct hnae3_vector_info *vector = vector_info; 503e2cb1decSSalil Mehta int alloc = 0; 504e2cb1decSSalil Mehta int i, j; 505e2cb1decSSalil Mehta 506e2cb1decSSalil Mehta vector_num = min(hdev->num_msi_left, vector_num); 507e2cb1decSSalil Mehta 508e2cb1decSSalil Mehta for (j = 0; j < vector_num; j++) { 509e2cb1decSSalil Mehta for (i = HCLGEVF_MISC_VECTOR_NUM + 1; i < hdev->num_msi; i++) { 510e2cb1decSSalil Mehta if (hdev->vector_status[i] == HCLGEVF_INVALID_VPORT) { 511e2cb1decSSalil Mehta vector->vector = pci_irq_vector(hdev->pdev, i); 512e2cb1decSSalil Mehta vector->io_addr = hdev->hw.io_base + 513e2cb1decSSalil Mehta HCLGEVF_VECTOR_REG_BASE + 514e2cb1decSSalil Mehta (i - 1) * HCLGEVF_VECTOR_REG_OFFSET; 515e2cb1decSSalil Mehta hdev->vector_status[i] = 0; 516e2cb1decSSalil Mehta hdev->vector_irq[i] = vector->vector; 517e2cb1decSSalil Mehta 518e2cb1decSSalil Mehta vector++; 519e2cb1decSSalil Mehta alloc++; 520e2cb1decSSalil Mehta 521e2cb1decSSalil Mehta break; 522e2cb1decSSalil Mehta } 523e2cb1decSSalil Mehta } 524e2cb1decSSalil Mehta } 525e2cb1decSSalil Mehta hdev->num_msi_left -= alloc; 526e2cb1decSSalil Mehta hdev->num_msi_used += alloc; 527e2cb1decSSalil Mehta 528e2cb1decSSalil Mehta return alloc; 529e2cb1decSSalil Mehta } 530e2cb1decSSalil Mehta 531e2cb1decSSalil Mehta static int hclgevf_get_vector_index(struct hclgevf_dev *hdev, int vector) 532e2cb1decSSalil Mehta { 533e2cb1decSSalil Mehta int i; 534e2cb1decSSalil Mehta 535e2cb1decSSalil Mehta for (i = 0; i < hdev->num_msi; i++) 536e2cb1decSSalil Mehta if (vector == hdev->vector_irq[i]) 537e2cb1decSSalil Mehta return i; 538e2cb1decSSalil Mehta 539e2cb1decSSalil Mehta return -EINVAL; 540e2cb1decSSalil Mehta } 541e2cb1decSSalil Mehta 542374ad291SJian Shen static int hclgevf_set_rss_algo_key(struct hclgevf_dev *hdev, 543374ad291SJian Shen const u8 hfunc, const u8 *key) 544374ad291SJian Shen { 545374ad291SJian Shen struct hclgevf_rss_config_cmd *req; 546374ad291SJian Shen struct hclgevf_desc desc; 547374ad291SJian Shen int key_offset; 548374ad291SJian Shen int key_size; 549374ad291SJian Shen int ret; 550374ad291SJian Shen 551374ad291SJian Shen req = (struct hclgevf_rss_config_cmd *)desc.data; 552374ad291SJian Shen 553374ad291SJian Shen for (key_offset = 0; key_offset < 3; key_offset++) { 554374ad291SJian Shen hclgevf_cmd_setup_basic_desc(&desc, 555374ad291SJian Shen HCLGEVF_OPC_RSS_GENERIC_CONFIG, 556374ad291SJian Shen false); 557374ad291SJian Shen 558374ad291SJian Shen req->hash_config |= (hfunc & HCLGEVF_RSS_HASH_ALGO_MASK); 559374ad291SJian Shen req->hash_config |= 560374ad291SJian Shen (key_offset << HCLGEVF_RSS_HASH_KEY_OFFSET_B); 561374ad291SJian Shen 562374ad291SJian Shen if (key_offset == 2) 563374ad291SJian Shen key_size = 564374ad291SJian Shen HCLGEVF_RSS_KEY_SIZE - HCLGEVF_RSS_HASH_KEY_NUM * 2; 565374ad291SJian Shen else 566374ad291SJian Shen key_size = HCLGEVF_RSS_HASH_KEY_NUM; 567374ad291SJian Shen 568374ad291SJian Shen memcpy(req->hash_key, 569374ad291SJian Shen key + key_offset * HCLGEVF_RSS_HASH_KEY_NUM, key_size); 570374ad291SJian Shen 571374ad291SJian Shen ret = hclgevf_cmd_send(&hdev->hw, &desc, 1); 572374ad291SJian Shen if (ret) { 573374ad291SJian Shen dev_err(&hdev->pdev->dev, 574374ad291SJian Shen "Configure RSS config fail, status = %d\n", 575374ad291SJian Shen ret); 576374ad291SJian Shen return ret; 577374ad291SJian Shen } 578374ad291SJian Shen } 579374ad291SJian Shen 580374ad291SJian Shen return 0; 581374ad291SJian Shen } 582374ad291SJian Shen 583e2cb1decSSalil Mehta static u32 hclgevf_get_rss_key_size(struct hnae3_handle *handle) 584e2cb1decSSalil Mehta { 585e2cb1decSSalil Mehta return HCLGEVF_RSS_KEY_SIZE; 586e2cb1decSSalil Mehta } 587e2cb1decSSalil Mehta 588e2cb1decSSalil Mehta static u32 hclgevf_get_rss_indir_size(struct hnae3_handle *handle) 589e2cb1decSSalil Mehta { 590e2cb1decSSalil Mehta return HCLGEVF_RSS_IND_TBL_SIZE; 591e2cb1decSSalil Mehta } 592e2cb1decSSalil Mehta 593e2cb1decSSalil Mehta static int hclgevf_set_rss_indir_table(struct hclgevf_dev *hdev) 594e2cb1decSSalil Mehta { 595e2cb1decSSalil Mehta const u8 *indir = hdev->rss_cfg.rss_indirection_tbl; 596e2cb1decSSalil Mehta struct hclgevf_rss_indirection_table_cmd *req; 597e2cb1decSSalil Mehta struct hclgevf_desc desc; 598e2cb1decSSalil Mehta int status; 599e2cb1decSSalil Mehta int i, j; 600e2cb1decSSalil Mehta 601e2cb1decSSalil Mehta req = (struct hclgevf_rss_indirection_table_cmd *)desc.data; 602e2cb1decSSalil Mehta 603e2cb1decSSalil Mehta for (i = 0; i < HCLGEVF_RSS_CFG_TBL_NUM; i++) { 604e2cb1decSSalil Mehta hclgevf_cmd_setup_basic_desc(&desc, HCLGEVF_OPC_RSS_INDIR_TABLE, 605e2cb1decSSalil Mehta false); 606e2cb1decSSalil Mehta req->start_table_index = i * HCLGEVF_RSS_CFG_TBL_SIZE; 607e2cb1decSSalil Mehta req->rss_set_bitmap = HCLGEVF_RSS_SET_BITMAP_MSK; 608e2cb1decSSalil Mehta for (j = 0; j < HCLGEVF_RSS_CFG_TBL_SIZE; j++) 609e2cb1decSSalil Mehta req->rss_result[j] = 610e2cb1decSSalil Mehta indir[i * HCLGEVF_RSS_CFG_TBL_SIZE + j]; 611e2cb1decSSalil Mehta 612e2cb1decSSalil Mehta status = hclgevf_cmd_send(&hdev->hw, &desc, 1); 613e2cb1decSSalil Mehta if (status) { 614e2cb1decSSalil Mehta dev_err(&hdev->pdev->dev, 615e2cb1decSSalil Mehta "VF failed(=%d) to set RSS indirection table\n", 616e2cb1decSSalil Mehta status); 617e2cb1decSSalil Mehta return status; 618e2cb1decSSalil Mehta } 619e2cb1decSSalil Mehta } 620e2cb1decSSalil Mehta 621e2cb1decSSalil Mehta return 0; 622e2cb1decSSalil Mehta } 623e2cb1decSSalil Mehta 624e2cb1decSSalil Mehta static int hclgevf_set_rss_tc_mode(struct hclgevf_dev *hdev, u16 rss_size) 625e2cb1decSSalil Mehta { 626e2cb1decSSalil Mehta struct hclgevf_rss_tc_mode_cmd *req; 627e2cb1decSSalil Mehta u16 tc_offset[HCLGEVF_MAX_TC_NUM]; 628e2cb1decSSalil Mehta u16 tc_valid[HCLGEVF_MAX_TC_NUM]; 629e2cb1decSSalil Mehta u16 tc_size[HCLGEVF_MAX_TC_NUM]; 630e2cb1decSSalil Mehta struct hclgevf_desc desc; 631e2cb1decSSalil Mehta u16 roundup_size; 632e2cb1decSSalil Mehta int status; 633e2cb1decSSalil Mehta int i; 634e2cb1decSSalil Mehta 635e2cb1decSSalil Mehta req = (struct hclgevf_rss_tc_mode_cmd *)desc.data; 636e2cb1decSSalil Mehta 637e2cb1decSSalil Mehta roundup_size = roundup_pow_of_two(rss_size); 638e2cb1decSSalil Mehta roundup_size = ilog2(roundup_size); 639e2cb1decSSalil Mehta 640e2cb1decSSalil Mehta for (i = 0; i < HCLGEVF_MAX_TC_NUM; i++) { 641e2cb1decSSalil Mehta tc_valid[i] = !!(hdev->hw_tc_map & BIT(i)); 642e2cb1decSSalil Mehta tc_size[i] = roundup_size; 643e2cb1decSSalil Mehta tc_offset[i] = rss_size * i; 644e2cb1decSSalil Mehta } 645e2cb1decSSalil Mehta 646e2cb1decSSalil Mehta hclgevf_cmd_setup_basic_desc(&desc, HCLGEVF_OPC_RSS_TC_MODE, false); 647e2cb1decSSalil Mehta for (i = 0; i < HCLGEVF_MAX_TC_NUM; i++) { 648e4e87715SPeng Li hnae3_set_bit(req->rss_tc_mode[i], HCLGEVF_RSS_TC_VALID_B, 649e2cb1decSSalil Mehta (tc_valid[i] & 0x1)); 650e4e87715SPeng Li hnae3_set_field(req->rss_tc_mode[i], HCLGEVF_RSS_TC_SIZE_M, 651e2cb1decSSalil Mehta HCLGEVF_RSS_TC_SIZE_S, tc_size[i]); 652e4e87715SPeng Li hnae3_set_field(req->rss_tc_mode[i], HCLGEVF_RSS_TC_OFFSET_M, 653e2cb1decSSalil Mehta HCLGEVF_RSS_TC_OFFSET_S, tc_offset[i]); 654e2cb1decSSalil Mehta } 655e2cb1decSSalil Mehta status = hclgevf_cmd_send(&hdev->hw, &desc, 1); 656e2cb1decSSalil Mehta if (status) 657e2cb1decSSalil Mehta dev_err(&hdev->pdev->dev, 658e2cb1decSSalil Mehta "VF failed(=%d) to set rss tc mode\n", status); 659e2cb1decSSalil Mehta 660e2cb1decSSalil Mehta return status; 661e2cb1decSSalil Mehta } 662e2cb1decSSalil Mehta 663a638b1d8SJian Shen /* for revision 0x20, vf shared the same rss config with pf */ 664a638b1d8SJian Shen static int hclgevf_get_rss_hash_key(struct hclgevf_dev *hdev) 665a638b1d8SJian Shen { 666a638b1d8SJian Shen #define HCLGEVF_RSS_MBX_RESP_LEN 8 667a638b1d8SJian Shen 668a638b1d8SJian Shen struct hclgevf_rss_cfg *rss_cfg = &hdev->rss_cfg; 669a638b1d8SJian Shen u8 resp_msg[HCLGEVF_RSS_MBX_RESP_LEN]; 670a638b1d8SJian Shen u16 msg_num, hash_key_index; 671a638b1d8SJian Shen u8 index; 672a638b1d8SJian Shen int ret; 673a638b1d8SJian Shen 674a638b1d8SJian Shen msg_num = (HCLGEVF_RSS_KEY_SIZE + HCLGEVF_RSS_MBX_RESP_LEN - 1) / 675a638b1d8SJian Shen HCLGEVF_RSS_MBX_RESP_LEN; 676a638b1d8SJian Shen for (index = 0; index < msg_num; index++) { 677a638b1d8SJian Shen ret = hclgevf_send_mbx_msg(hdev, HCLGE_MBX_GET_RSS_KEY, 0, 678a638b1d8SJian Shen &index, sizeof(index), 679a638b1d8SJian Shen true, resp_msg, 680a638b1d8SJian Shen HCLGEVF_RSS_MBX_RESP_LEN); 681a638b1d8SJian Shen if (ret) { 682a638b1d8SJian Shen dev_err(&hdev->pdev->dev, 683a638b1d8SJian Shen "VF get rss hash key from PF failed, ret=%d", 684a638b1d8SJian Shen ret); 685a638b1d8SJian Shen return ret; 686a638b1d8SJian Shen } 687a638b1d8SJian Shen 688a638b1d8SJian Shen hash_key_index = HCLGEVF_RSS_MBX_RESP_LEN * index; 689a638b1d8SJian Shen if (index == msg_num - 1) 690a638b1d8SJian Shen memcpy(&rss_cfg->rss_hash_key[hash_key_index], 691a638b1d8SJian Shen &resp_msg[0], 692a638b1d8SJian Shen HCLGEVF_RSS_KEY_SIZE - hash_key_index); 693a638b1d8SJian Shen else 694a638b1d8SJian Shen memcpy(&rss_cfg->rss_hash_key[hash_key_index], 695a638b1d8SJian Shen &resp_msg[0], HCLGEVF_RSS_MBX_RESP_LEN); 696a638b1d8SJian Shen } 697a638b1d8SJian Shen 698a638b1d8SJian Shen return 0; 699a638b1d8SJian Shen } 700a638b1d8SJian Shen 701e2cb1decSSalil Mehta static int hclgevf_get_rss(struct hnae3_handle *handle, u32 *indir, u8 *key, 702e2cb1decSSalil Mehta u8 *hfunc) 703e2cb1decSSalil Mehta { 704e2cb1decSSalil Mehta struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 705e2cb1decSSalil Mehta struct hclgevf_rss_cfg *rss_cfg = &hdev->rss_cfg; 706a638b1d8SJian Shen int i, ret; 707e2cb1decSSalil Mehta 708374ad291SJian Shen if (handle->pdev->revision >= 0x21) { 709374ad291SJian Shen /* Get hash algorithm */ 710374ad291SJian Shen if (hfunc) { 711374ad291SJian Shen switch (rss_cfg->hash_algo) { 712374ad291SJian Shen case HCLGEVF_RSS_HASH_ALGO_TOEPLITZ: 713374ad291SJian Shen *hfunc = ETH_RSS_HASH_TOP; 714374ad291SJian Shen break; 715374ad291SJian Shen case HCLGEVF_RSS_HASH_ALGO_SIMPLE: 716374ad291SJian Shen *hfunc = ETH_RSS_HASH_XOR; 717374ad291SJian Shen break; 718374ad291SJian Shen default: 719374ad291SJian Shen *hfunc = ETH_RSS_HASH_UNKNOWN; 720374ad291SJian Shen break; 721374ad291SJian Shen } 722374ad291SJian Shen } 723374ad291SJian Shen 724374ad291SJian Shen /* Get the RSS Key required by the user */ 725374ad291SJian Shen if (key) 726374ad291SJian Shen memcpy(key, rss_cfg->rss_hash_key, 727374ad291SJian Shen HCLGEVF_RSS_KEY_SIZE); 728a638b1d8SJian Shen } else { 729a638b1d8SJian Shen if (hfunc) 730a638b1d8SJian Shen *hfunc = ETH_RSS_HASH_TOP; 731a638b1d8SJian Shen if (key) { 732a638b1d8SJian Shen ret = hclgevf_get_rss_hash_key(hdev); 733a638b1d8SJian Shen if (ret) 734a638b1d8SJian Shen return ret; 735a638b1d8SJian Shen memcpy(key, rss_cfg->rss_hash_key, 736a638b1d8SJian Shen HCLGEVF_RSS_KEY_SIZE); 737a638b1d8SJian Shen } 738374ad291SJian Shen } 739374ad291SJian Shen 740e2cb1decSSalil Mehta if (indir) 741e2cb1decSSalil Mehta for (i = 0; i < HCLGEVF_RSS_IND_TBL_SIZE; i++) 742e2cb1decSSalil Mehta indir[i] = rss_cfg->rss_indirection_tbl[i]; 743e2cb1decSSalil Mehta 744374ad291SJian Shen return 0; 745e2cb1decSSalil Mehta } 746e2cb1decSSalil Mehta 747e2cb1decSSalil Mehta static int hclgevf_set_rss(struct hnae3_handle *handle, const u32 *indir, 748e2cb1decSSalil Mehta const u8 *key, const u8 hfunc) 749e2cb1decSSalil Mehta { 750e2cb1decSSalil Mehta struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 751e2cb1decSSalil Mehta struct hclgevf_rss_cfg *rss_cfg = &hdev->rss_cfg; 752374ad291SJian Shen int ret, i; 753374ad291SJian Shen 754374ad291SJian Shen if (handle->pdev->revision >= 0x21) { 755374ad291SJian Shen /* Set the RSS Hash Key if specififed by the user */ 756374ad291SJian Shen if (key) { 757374ad291SJian Shen switch (hfunc) { 758374ad291SJian Shen case ETH_RSS_HASH_TOP: 759374ad291SJian Shen rss_cfg->hash_algo = 760374ad291SJian Shen HCLGEVF_RSS_HASH_ALGO_TOEPLITZ; 761374ad291SJian Shen break; 762374ad291SJian Shen case ETH_RSS_HASH_XOR: 763374ad291SJian Shen rss_cfg->hash_algo = 764374ad291SJian Shen HCLGEVF_RSS_HASH_ALGO_SIMPLE; 765374ad291SJian Shen break; 766374ad291SJian Shen case ETH_RSS_HASH_NO_CHANGE: 767374ad291SJian Shen break; 768374ad291SJian Shen default: 769374ad291SJian Shen return -EINVAL; 770374ad291SJian Shen } 771374ad291SJian Shen 772374ad291SJian Shen ret = hclgevf_set_rss_algo_key(hdev, rss_cfg->hash_algo, 773374ad291SJian Shen key); 774374ad291SJian Shen if (ret) 775374ad291SJian Shen return ret; 776374ad291SJian Shen 777374ad291SJian Shen /* Update the shadow RSS key with user specified qids */ 778374ad291SJian Shen memcpy(rss_cfg->rss_hash_key, key, 779374ad291SJian Shen HCLGEVF_RSS_KEY_SIZE); 780374ad291SJian Shen } 781374ad291SJian Shen } 782e2cb1decSSalil Mehta 783e2cb1decSSalil Mehta /* update the shadow RSS table with user specified qids */ 784e2cb1decSSalil Mehta for (i = 0; i < HCLGEVF_RSS_IND_TBL_SIZE; i++) 785e2cb1decSSalil Mehta rss_cfg->rss_indirection_tbl[i] = indir[i]; 786e2cb1decSSalil Mehta 787e2cb1decSSalil Mehta /* update the hardware */ 788e2cb1decSSalil Mehta return hclgevf_set_rss_indir_table(hdev); 789e2cb1decSSalil Mehta } 790e2cb1decSSalil Mehta 791d97b3072SJian Shen static u8 hclgevf_get_rss_hash_bits(struct ethtool_rxnfc *nfc) 792d97b3072SJian Shen { 793d97b3072SJian Shen u8 hash_sets = nfc->data & RXH_L4_B_0_1 ? HCLGEVF_S_PORT_BIT : 0; 794d97b3072SJian Shen 795d97b3072SJian Shen if (nfc->data & RXH_L4_B_2_3) 796d97b3072SJian Shen hash_sets |= HCLGEVF_D_PORT_BIT; 797d97b3072SJian Shen else 798d97b3072SJian Shen hash_sets &= ~HCLGEVF_D_PORT_BIT; 799d97b3072SJian Shen 800d97b3072SJian Shen if (nfc->data & RXH_IP_SRC) 801d97b3072SJian Shen hash_sets |= HCLGEVF_S_IP_BIT; 802d97b3072SJian Shen else 803d97b3072SJian Shen hash_sets &= ~HCLGEVF_S_IP_BIT; 804d97b3072SJian Shen 805d97b3072SJian Shen if (nfc->data & RXH_IP_DST) 806d97b3072SJian Shen hash_sets |= HCLGEVF_D_IP_BIT; 807d97b3072SJian Shen else 808d97b3072SJian Shen hash_sets &= ~HCLGEVF_D_IP_BIT; 809d97b3072SJian Shen 810d97b3072SJian Shen if (nfc->flow_type == SCTP_V4_FLOW || nfc->flow_type == SCTP_V6_FLOW) 811d97b3072SJian Shen hash_sets |= HCLGEVF_V_TAG_BIT; 812d97b3072SJian Shen 813d97b3072SJian Shen return hash_sets; 814d97b3072SJian Shen } 815d97b3072SJian Shen 816d97b3072SJian Shen static int hclgevf_set_rss_tuple(struct hnae3_handle *handle, 817d97b3072SJian Shen struct ethtool_rxnfc *nfc) 818d97b3072SJian Shen { 819d97b3072SJian Shen struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 820d97b3072SJian Shen struct hclgevf_rss_cfg *rss_cfg = &hdev->rss_cfg; 821d97b3072SJian Shen struct hclgevf_rss_input_tuple_cmd *req; 822d97b3072SJian Shen struct hclgevf_desc desc; 823d97b3072SJian Shen u8 tuple_sets; 824d97b3072SJian Shen int ret; 825d97b3072SJian Shen 826d97b3072SJian Shen if (handle->pdev->revision == 0x20) 827d97b3072SJian Shen return -EOPNOTSUPP; 828d97b3072SJian Shen 829d97b3072SJian Shen if (nfc->data & 830d97b3072SJian Shen ~(RXH_IP_SRC | RXH_IP_DST | RXH_L4_B_0_1 | RXH_L4_B_2_3)) 831d97b3072SJian Shen return -EINVAL; 832d97b3072SJian Shen 833d97b3072SJian Shen req = (struct hclgevf_rss_input_tuple_cmd *)desc.data; 834d97b3072SJian Shen hclgevf_cmd_setup_basic_desc(&desc, HCLGEVF_OPC_RSS_INPUT_TUPLE, false); 835d97b3072SJian Shen 836d97b3072SJian Shen req->ipv4_tcp_en = rss_cfg->rss_tuple_sets.ipv4_tcp_en; 837d97b3072SJian Shen req->ipv4_udp_en = rss_cfg->rss_tuple_sets.ipv4_udp_en; 838d97b3072SJian Shen req->ipv4_sctp_en = rss_cfg->rss_tuple_sets.ipv4_sctp_en; 839d97b3072SJian Shen req->ipv4_fragment_en = rss_cfg->rss_tuple_sets.ipv4_fragment_en; 840d97b3072SJian Shen req->ipv6_tcp_en = rss_cfg->rss_tuple_sets.ipv6_tcp_en; 841d97b3072SJian Shen req->ipv6_udp_en = rss_cfg->rss_tuple_sets.ipv6_udp_en; 842d97b3072SJian Shen req->ipv6_sctp_en = rss_cfg->rss_tuple_sets.ipv6_sctp_en; 843d97b3072SJian Shen req->ipv6_fragment_en = rss_cfg->rss_tuple_sets.ipv6_fragment_en; 844d97b3072SJian Shen 845d97b3072SJian Shen tuple_sets = hclgevf_get_rss_hash_bits(nfc); 846d97b3072SJian Shen switch (nfc->flow_type) { 847d97b3072SJian Shen case TCP_V4_FLOW: 848d97b3072SJian Shen req->ipv4_tcp_en = tuple_sets; 849d97b3072SJian Shen break; 850d97b3072SJian Shen case TCP_V6_FLOW: 851d97b3072SJian Shen req->ipv6_tcp_en = tuple_sets; 852d97b3072SJian Shen break; 853d97b3072SJian Shen case UDP_V4_FLOW: 854d97b3072SJian Shen req->ipv4_udp_en = tuple_sets; 855d97b3072SJian Shen break; 856d97b3072SJian Shen case UDP_V6_FLOW: 857d97b3072SJian Shen req->ipv6_udp_en = tuple_sets; 858d97b3072SJian Shen break; 859d97b3072SJian Shen case SCTP_V4_FLOW: 860d97b3072SJian Shen req->ipv4_sctp_en = tuple_sets; 861d97b3072SJian Shen break; 862d97b3072SJian Shen case SCTP_V6_FLOW: 863d97b3072SJian Shen if ((nfc->data & RXH_L4_B_0_1) || 864d97b3072SJian Shen (nfc->data & RXH_L4_B_2_3)) 865d97b3072SJian Shen return -EINVAL; 866d97b3072SJian Shen 867d97b3072SJian Shen req->ipv6_sctp_en = tuple_sets; 868d97b3072SJian Shen break; 869d97b3072SJian Shen case IPV4_FLOW: 870d97b3072SJian Shen req->ipv4_fragment_en = HCLGEVF_RSS_INPUT_TUPLE_OTHER; 871d97b3072SJian Shen break; 872d97b3072SJian Shen case IPV6_FLOW: 873d97b3072SJian Shen req->ipv6_fragment_en = HCLGEVF_RSS_INPUT_TUPLE_OTHER; 874d97b3072SJian Shen break; 875d97b3072SJian Shen default: 876d97b3072SJian Shen return -EINVAL; 877d97b3072SJian Shen } 878d97b3072SJian Shen 879d97b3072SJian Shen ret = hclgevf_cmd_send(&hdev->hw, &desc, 1); 880d97b3072SJian Shen if (ret) { 881d97b3072SJian Shen dev_err(&hdev->pdev->dev, 882d97b3072SJian Shen "Set rss tuple fail, status = %d\n", ret); 883d97b3072SJian Shen return ret; 884d97b3072SJian Shen } 885d97b3072SJian Shen 886d97b3072SJian Shen rss_cfg->rss_tuple_sets.ipv4_tcp_en = req->ipv4_tcp_en; 887d97b3072SJian Shen rss_cfg->rss_tuple_sets.ipv4_udp_en = req->ipv4_udp_en; 888d97b3072SJian Shen rss_cfg->rss_tuple_sets.ipv4_sctp_en = req->ipv4_sctp_en; 889d97b3072SJian Shen rss_cfg->rss_tuple_sets.ipv4_fragment_en = req->ipv4_fragment_en; 890d97b3072SJian Shen rss_cfg->rss_tuple_sets.ipv6_tcp_en = req->ipv6_tcp_en; 891d97b3072SJian Shen rss_cfg->rss_tuple_sets.ipv6_udp_en = req->ipv6_udp_en; 892d97b3072SJian Shen rss_cfg->rss_tuple_sets.ipv6_sctp_en = req->ipv6_sctp_en; 893d97b3072SJian Shen rss_cfg->rss_tuple_sets.ipv6_fragment_en = req->ipv6_fragment_en; 894d97b3072SJian Shen return 0; 895d97b3072SJian Shen } 896d97b3072SJian Shen 897d97b3072SJian Shen static int hclgevf_get_rss_tuple(struct hnae3_handle *handle, 898d97b3072SJian Shen struct ethtool_rxnfc *nfc) 899d97b3072SJian Shen { 900d97b3072SJian Shen struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 901d97b3072SJian Shen struct hclgevf_rss_cfg *rss_cfg = &hdev->rss_cfg; 902d97b3072SJian Shen u8 tuple_sets; 903d97b3072SJian Shen 904d97b3072SJian Shen if (handle->pdev->revision == 0x20) 905d97b3072SJian Shen return -EOPNOTSUPP; 906d97b3072SJian Shen 907d97b3072SJian Shen nfc->data = 0; 908d97b3072SJian Shen 909d97b3072SJian Shen switch (nfc->flow_type) { 910d97b3072SJian Shen case TCP_V4_FLOW: 911d97b3072SJian Shen tuple_sets = rss_cfg->rss_tuple_sets.ipv4_tcp_en; 912d97b3072SJian Shen break; 913d97b3072SJian Shen case UDP_V4_FLOW: 914d97b3072SJian Shen tuple_sets = rss_cfg->rss_tuple_sets.ipv4_udp_en; 915d97b3072SJian Shen break; 916d97b3072SJian Shen case TCP_V6_FLOW: 917d97b3072SJian Shen tuple_sets = rss_cfg->rss_tuple_sets.ipv6_tcp_en; 918d97b3072SJian Shen break; 919d97b3072SJian Shen case UDP_V6_FLOW: 920d97b3072SJian Shen tuple_sets = rss_cfg->rss_tuple_sets.ipv6_udp_en; 921d97b3072SJian Shen break; 922d97b3072SJian Shen case SCTP_V4_FLOW: 923d97b3072SJian Shen tuple_sets = rss_cfg->rss_tuple_sets.ipv4_sctp_en; 924d97b3072SJian Shen break; 925d97b3072SJian Shen case SCTP_V6_FLOW: 926d97b3072SJian Shen tuple_sets = rss_cfg->rss_tuple_sets.ipv6_sctp_en; 927d97b3072SJian Shen break; 928d97b3072SJian Shen case IPV4_FLOW: 929d97b3072SJian Shen case IPV6_FLOW: 930d97b3072SJian Shen tuple_sets = HCLGEVF_S_IP_BIT | HCLGEVF_D_IP_BIT; 931d97b3072SJian Shen break; 932d97b3072SJian Shen default: 933d97b3072SJian Shen return -EINVAL; 934d97b3072SJian Shen } 935d97b3072SJian Shen 936d97b3072SJian Shen if (!tuple_sets) 937d97b3072SJian Shen return 0; 938d97b3072SJian Shen 939d97b3072SJian Shen if (tuple_sets & HCLGEVF_D_PORT_BIT) 940d97b3072SJian Shen nfc->data |= RXH_L4_B_2_3; 941d97b3072SJian Shen if (tuple_sets & HCLGEVF_S_PORT_BIT) 942d97b3072SJian Shen nfc->data |= RXH_L4_B_0_1; 943d97b3072SJian Shen if (tuple_sets & HCLGEVF_D_IP_BIT) 944d97b3072SJian Shen nfc->data |= RXH_IP_DST; 945d97b3072SJian Shen if (tuple_sets & HCLGEVF_S_IP_BIT) 946d97b3072SJian Shen nfc->data |= RXH_IP_SRC; 947d97b3072SJian Shen 948d97b3072SJian Shen return 0; 949d97b3072SJian Shen } 950d97b3072SJian Shen 951d97b3072SJian Shen static int hclgevf_set_rss_input_tuple(struct hclgevf_dev *hdev, 952d97b3072SJian Shen struct hclgevf_rss_cfg *rss_cfg) 953d97b3072SJian Shen { 954d97b3072SJian Shen struct hclgevf_rss_input_tuple_cmd *req; 955d97b3072SJian Shen struct hclgevf_desc desc; 956d97b3072SJian Shen int ret; 957d97b3072SJian Shen 958d97b3072SJian Shen hclgevf_cmd_setup_basic_desc(&desc, HCLGEVF_OPC_RSS_INPUT_TUPLE, false); 959d97b3072SJian Shen 960d97b3072SJian Shen req = (struct hclgevf_rss_input_tuple_cmd *)desc.data; 961d97b3072SJian Shen 962d97b3072SJian Shen req->ipv4_tcp_en = rss_cfg->rss_tuple_sets.ipv4_tcp_en; 963d97b3072SJian Shen req->ipv4_udp_en = rss_cfg->rss_tuple_sets.ipv4_udp_en; 964d97b3072SJian Shen req->ipv4_sctp_en = rss_cfg->rss_tuple_sets.ipv4_sctp_en; 965d97b3072SJian Shen req->ipv4_fragment_en = rss_cfg->rss_tuple_sets.ipv4_fragment_en; 966d97b3072SJian Shen req->ipv6_tcp_en = rss_cfg->rss_tuple_sets.ipv6_tcp_en; 967d97b3072SJian Shen req->ipv6_udp_en = rss_cfg->rss_tuple_sets.ipv6_udp_en; 968d97b3072SJian Shen req->ipv6_sctp_en = rss_cfg->rss_tuple_sets.ipv6_sctp_en; 969d97b3072SJian Shen req->ipv6_fragment_en = rss_cfg->rss_tuple_sets.ipv6_fragment_en; 970d97b3072SJian Shen 971d97b3072SJian Shen ret = hclgevf_cmd_send(&hdev->hw, &desc, 1); 972d97b3072SJian Shen if (ret) 973d97b3072SJian Shen dev_err(&hdev->pdev->dev, 974d97b3072SJian Shen "Configure rss input fail, status = %d\n", ret); 975d97b3072SJian Shen return ret; 976d97b3072SJian Shen } 977d97b3072SJian Shen 978e2cb1decSSalil Mehta static int hclgevf_get_tc_size(struct hnae3_handle *handle) 979e2cb1decSSalil Mehta { 980e2cb1decSSalil Mehta struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 981e2cb1decSSalil Mehta struct hclgevf_rss_cfg *rss_cfg = &hdev->rss_cfg; 982e2cb1decSSalil Mehta 983e2cb1decSSalil Mehta return rss_cfg->rss_size; 984e2cb1decSSalil Mehta } 985e2cb1decSSalil Mehta 986e2cb1decSSalil Mehta static int hclgevf_bind_ring_to_vector(struct hnae3_handle *handle, bool en, 987b204bc74SPeng Li int vector_id, 988e2cb1decSSalil Mehta struct hnae3_ring_chain_node *ring_chain) 989e2cb1decSSalil Mehta { 990e2cb1decSSalil Mehta struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 991e2cb1decSSalil Mehta struct hnae3_ring_chain_node *node; 992e2cb1decSSalil Mehta struct hclge_mbx_vf_to_pf_cmd *req; 993e2cb1decSSalil Mehta struct hclgevf_desc desc; 994b204bc74SPeng Li int i = 0; 995e2cb1decSSalil Mehta int status; 996e2cb1decSSalil Mehta u8 type; 997e2cb1decSSalil Mehta 998e2cb1decSSalil Mehta req = (struct hclge_mbx_vf_to_pf_cmd *)desc.data; 999e2cb1decSSalil Mehta 1000e2cb1decSSalil Mehta for (node = ring_chain; node; node = node->next) { 10015d02a58dSYunsheng Lin int idx_offset = HCLGE_MBX_RING_MAP_BASIC_MSG_NUM + 10025d02a58dSYunsheng Lin HCLGE_MBX_RING_NODE_VARIABLE_NUM * i; 10035d02a58dSYunsheng Lin 10045d02a58dSYunsheng Lin if (i == 0) { 10055d02a58dSYunsheng Lin hclgevf_cmd_setup_basic_desc(&desc, 10065d02a58dSYunsheng Lin HCLGEVF_OPC_MBX_VF_TO_PF, 10075d02a58dSYunsheng Lin false); 10085d02a58dSYunsheng Lin type = en ? 10095d02a58dSYunsheng Lin HCLGE_MBX_MAP_RING_TO_VECTOR : 10105d02a58dSYunsheng Lin HCLGE_MBX_UNMAP_RING_TO_VECTOR; 10115d02a58dSYunsheng Lin req->msg[0] = type; 10125d02a58dSYunsheng Lin req->msg[1] = vector_id; 10135d02a58dSYunsheng Lin } 10145d02a58dSYunsheng Lin 10155d02a58dSYunsheng Lin req->msg[idx_offset] = 1016e4e87715SPeng Li hnae3_get_bit(node->flag, HNAE3_RING_TYPE_B); 10175d02a58dSYunsheng Lin req->msg[idx_offset + 1] = node->tqp_index; 1018e4e87715SPeng Li req->msg[idx_offset + 2] = hnae3_get_field(node->int_gl_idx, 101979eee410SFuyun Liang HNAE3_RING_GL_IDX_M, 102079eee410SFuyun Liang HNAE3_RING_GL_IDX_S); 102179eee410SFuyun Liang 10225d02a58dSYunsheng Lin i++; 10235d02a58dSYunsheng Lin if ((i == (HCLGE_MBX_VF_MSG_DATA_NUM - 10245d02a58dSYunsheng Lin HCLGE_MBX_RING_MAP_BASIC_MSG_NUM) / 10255d02a58dSYunsheng Lin HCLGE_MBX_RING_NODE_VARIABLE_NUM) || 10265d02a58dSYunsheng Lin !node->next) { 1027e2cb1decSSalil Mehta req->msg[2] = i; 1028e2cb1decSSalil Mehta 1029e2cb1decSSalil Mehta status = hclgevf_cmd_send(&hdev->hw, &desc, 1); 1030e2cb1decSSalil Mehta if (status) { 1031e2cb1decSSalil Mehta dev_err(&hdev->pdev->dev, 1032e2cb1decSSalil Mehta "Map TQP fail, status is %d.\n", 1033e2cb1decSSalil Mehta status); 1034e2cb1decSSalil Mehta return status; 1035e2cb1decSSalil Mehta } 1036e2cb1decSSalil Mehta i = 0; 1037e2cb1decSSalil Mehta hclgevf_cmd_setup_basic_desc(&desc, 1038e2cb1decSSalil Mehta HCLGEVF_OPC_MBX_VF_TO_PF, 1039e2cb1decSSalil Mehta false); 1040e2cb1decSSalil Mehta req->msg[0] = type; 1041e2cb1decSSalil Mehta req->msg[1] = vector_id; 1042e2cb1decSSalil Mehta } 1043e2cb1decSSalil Mehta } 1044e2cb1decSSalil Mehta 1045e2cb1decSSalil Mehta return 0; 1046e2cb1decSSalil Mehta } 1047e2cb1decSSalil Mehta 1048e2cb1decSSalil Mehta static int hclgevf_map_ring_to_vector(struct hnae3_handle *handle, int vector, 1049e2cb1decSSalil Mehta struct hnae3_ring_chain_node *ring_chain) 1050e2cb1decSSalil Mehta { 1051b204bc74SPeng Li struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 1052b204bc74SPeng Li int vector_id; 1053b204bc74SPeng Li 1054b204bc74SPeng Li vector_id = hclgevf_get_vector_index(hdev, vector); 1055b204bc74SPeng Li if (vector_id < 0) { 1056b204bc74SPeng Li dev_err(&handle->pdev->dev, 1057b204bc74SPeng Li "Get vector index fail. ret =%d\n", vector_id); 1058b204bc74SPeng Li return vector_id; 1059b204bc74SPeng Li } 1060b204bc74SPeng Li 1061b204bc74SPeng Li return hclgevf_bind_ring_to_vector(handle, true, vector_id, ring_chain); 1062e2cb1decSSalil Mehta } 1063e2cb1decSSalil Mehta 1064e2cb1decSSalil Mehta static int hclgevf_unmap_ring_from_vector( 1065e2cb1decSSalil Mehta struct hnae3_handle *handle, 1066e2cb1decSSalil Mehta int vector, 1067e2cb1decSSalil Mehta struct hnae3_ring_chain_node *ring_chain) 1068e2cb1decSSalil Mehta { 1069e2cb1decSSalil Mehta struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 1070e2cb1decSSalil Mehta int ret, vector_id; 1071e2cb1decSSalil Mehta 1072dea846e8SHuazhong Tan if (test_bit(HCLGEVF_STATE_RST_HANDLING, &hdev->state)) 1073dea846e8SHuazhong Tan return 0; 1074dea846e8SHuazhong Tan 1075e2cb1decSSalil Mehta vector_id = hclgevf_get_vector_index(hdev, vector); 1076e2cb1decSSalil Mehta if (vector_id < 0) { 1077e2cb1decSSalil Mehta dev_err(&handle->pdev->dev, 1078e2cb1decSSalil Mehta "Get vector index fail. ret =%d\n", vector_id); 1079e2cb1decSSalil Mehta return vector_id; 1080e2cb1decSSalil Mehta } 1081e2cb1decSSalil Mehta 1082b204bc74SPeng Li ret = hclgevf_bind_ring_to_vector(handle, false, vector_id, ring_chain); 10830d3e6631SYunsheng Lin if (ret) 1084e2cb1decSSalil Mehta dev_err(&handle->pdev->dev, 1085e2cb1decSSalil Mehta "Unmap ring from vector fail. vector=%d, ret =%d\n", 1086e2cb1decSSalil Mehta vector_id, 1087e2cb1decSSalil Mehta ret); 10880d3e6631SYunsheng Lin 1089e2cb1decSSalil Mehta return ret; 1090e2cb1decSSalil Mehta } 1091e2cb1decSSalil Mehta 10920d3e6631SYunsheng Lin static int hclgevf_put_vector(struct hnae3_handle *handle, int vector) 10930d3e6631SYunsheng Lin { 10940d3e6631SYunsheng Lin struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 109503718db9SYunsheng Lin int vector_id; 10960d3e6631SYunsheng Lin 109703718db9SYunsheng Lin vector_id = hclgevf_get_vector_index(hdev, vector); 109803718db9SYunsheng Lin if (vector_id < 0) { 109903718db9SYunsheng Lin dev_err(&handle->pdev->dev, 110003718db9SYunsheng Lin "hclgevf_put_vector get vector index fail. ret =%d\n", 110103718db9SYunsheng Lin vector_id); 110203718db9SYunsheng Lin return vector_id; 110303718db9SYunsheng Lin } 110403718db9SYunsheng Lin 110503718db9SYunsheng Lin hclgevf_free_vector(hdev, vector_id); 1106e2cb1decSSalil Mehta 1107e2cb1decSSalil Mehta return 0; 1108e2cb1decSSalil Mehta } 1109e2cb1decSSalil Mehta 11103b75c3dfSPeng Li static int hclgevf_cmd_set_promisc_mode(struct hclgevf_dev *hdev, 1111f01f5559SJian Shen bool en_bc_pmc) 1112e2cb1decSSalil Mehta { 1113e2cb1decSSalil Mehta struct hclge_mbx_vf_to_pf_cmd *req; 1114e2cb1decSSalil Mehta struct hclgevf_desc desc; 1115f01f5559SJian Shen int ret; 1116e2cb1decSSalil Mehta 1117e2cb1decSSalil Mehta req = (struct hclge_mbx_vf_to_pf_cmd *)desc.data; 1118e2cb1decSSalil Mehta 1119e2cb1decSSalil Mehta hclgevf_cmd_setup_basic_desc(&desc, HCLGEVF_OPC_MBX_VF_TO_PF, false); 1120e2cb1decSSalil Mehta req->msg[0] = HCLGE_MBX_SET_PROMISC_MODE; 1121f01f5559SJian Shen req->msg[1] = en_bc_pmc ? 1 : 0; 1122e2cb1decSSalil Mehta 1123f01f5559SJian Shen ret = hclgevf_cmd_send(&hdev->hw, &desc, 1); 1124f01f5559SJian Shen if (ret) 1125e2cb1decSSalil Mehta dev_err(&hdev->pdev->dev, 1126f01f5559SJian Shen "Set promisc mode fail, status is %d.\n", ret); 1127e2cb1decSSalil Mehta 1128f01f5559SJian Shen return ret; 1129e2cb1decSSalil Mehta } 1130e2cb1decSSalil Mehta 1131f01f5559SJian Shen static int hclgevf_set_promisc_mode(struct hclgevf_dev *hdev, bool en_bc_pmc) 1132e2cb1decSSalil Mehta { 1133f01f5559SJian Shen return hclgevf_cmd_set_promisc_mode(hdev, en_bc_pmc); 1134e2cb1decSSalil Mehta } 1135e2cb1decSSalil Mehta 1136e2cb1decSSalil Mehta static int hclgevf_tqp_enable(struct hclgevf_dev *hdev, int tqp_id, 1137e2cb1decSSalil Mehta int stream_id, bool enable) 1138e2cb1decSSalil Mehta { 1139e2cb1decSSalil Mehta struct hclgevf_cfg_com_tqp_queue_cmd *req; 1140e2cb1decSSalil Mehta struct hclgevf_desc desc; 1141e2cb1decSSalil Mehta int status; 1142e2cb1decSSalil Mehta 1143e2cb1decSSalil Mehta req = (struct hclgevf_cfg_com_tqp_queue_cmd *)desc.data; 1144e2cb1decSSalil Mehta 1145e2cb1decSSalil Mehta hclgevf_cmd_setup_basic_desc(&desc, HCLGEVF_OPC_CFG_COM_TQP_QUEUE, 1146e2cb1decSSalil Mehta false); 1147e2cb1decSSalil Mehta req->tqp_id = cpu_to_le16(tqp_id & HCLGEVF_RING_ID_MASK); 1148e2cb1decSSalil Mehta req->stream_id = cpu_to_le16(stream_id); 1149e2cb1decSSalil Mehta req->enable |= enable << HCLGEVF_TQP_ENABLE_B; 1150e2cb1decSSalil Mehta 1151e2cb1decSSalil Mehta status = hclgevf_cmd_send(&hdev->hw, &desc, 1); 1152e2cb1decSSalil Mehta if (status) 1153e2cb1decSSalil Mehta dev_err(&hdev->pdev->dev, 1154e2cb1decSSalil Mehta "TQP enable fail, status =%d.\n", status); 1155e2cb1decSSalil Mehta 1156e2cb1decSSalil Mehta return status; 1157e2cb1decSSalil Mehta } 1158e2cb1decSSalil Mehta 1159e2cb1decSSalil Mehta static void hclgevf_reset_tqp_stats(struct hnae3_handle *handle) 1160e2cb1decSSalil Mehta { 1161b4f1d303SJian Shen struct hnae3_knic_private_info *kinfo = &handle->kinfo; 1162e2cb1decSSalil Mehta struct hclgevf_tqp *tqp; 1163e2cb1decSSalil Mehta int i; 1164e2cb1decSSalil Mehta 1165b4f1d303SJian Shen for (i = 0; i < kinfo->num_tqps; i++) { 1166b4f1d303SJian Shen tqp = container_of(kinfo->tqp[i], struct hclgevf_tqp, q); 1167e2cb1decSSalil Mehta memset(&tqp->tqp_stats, 0, sizeof(tqp->tqp_stats)); 1168e2cb1decSSalil Mehta } 1169e2cb1decSSalil Mehta } 1170e2cb1decSSalil Mehta 1171e2cb1decSSalil Mehta static void hclgevf_get_mac_addr(struct hnae3_handle *handle, u8 *p) 1172e2cb1decSSalil Mehta { 1173e2cb1decSSalil Mehta struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 1174e2cb1decSSalil Mehta 1175e2cb1decSSalil Mehta ether_addr_copy(p, hdev->hw.mac.mac_addr); 1176e2cb1decSSalil Mehta } 1177e2cb1decSSalil Mehta 117859098055SFuyun Liang static int hclgevf_set_mac_addr(struct hnae3_handle *handle, void *p, 117959098055SFuyun Liang bool is_first) 1180e2cb1decSSalil Mehta { 1181e2cb1decSSalil Mehta struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 1182e2cb1decSSalil Mehta u8 *old_mac_addr = (u8 *)hdev->hw.mac.mac_addr; 1183e2cb1decSSalil Mehta u8 *new_mac_addr = (u8 *)p; 1184e2cb1decSSalil Mehta u8 msg_data[ETH_ALEN * 2]; 118559098055SFuyun Liang u16 subcode; 1186e2cb1decSSalil Mehta int status; 1187e2cb1decSSalil Mehta 1188e2cb1decSSalil Mehta ether_addr_copy(msg_data, new_mac_addr); 1189e2cb1decSSalil Mehta ether_addr_copy(&msg_data[ETH_ALEN], old_mac_addr); 1190e2cb1decSSalil Mehta 119159098055SFuyun Liang subcode = is_first ? HCLGE_MBX_MAC_VLAN_UC_ADD : 119259098055SFuyun Liang HCLGE_MBX_MAC_VLAN_UC_MODIFY; 119359098055SFuyun Liang 1194e2cb1decSSalil Mehta status = hclgevf_send_mbx_msg(hdev, HCLGE_MBX_SET_UNICAST, 119559098055SFuyun Liang subcode, msg_data, ETH_ALEN * 2, 11962097fdefSJian Shen true, NULL, 0); 1197e2cb1decSSalil Mehta if (!status) 1198e2cb1decSSalil Mehta ether_addr_copy(hdev->hw.mac.mac_addr, new_mac_addr); 1199e2cb1decSSalil Mehta 1200e2cb1decSSalil Mehta return status; 1201e2cb1decSSalil Mehta } 1202e2cb1decSSalil Mehta 1203e2cb1decSSalil Mehta static int hclgevf_add_uc_addr(struct hnae3_handle *handle, 1204e2cb1decSSalil Mehta const unsigned char *addr) 1205e2cb1decSSalil Mehta { 1206e2cb1decSSalil Mehta struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 1207e2cb1decSSalil Mehta 1208e2cb1decSSalil Mehta return hclgevf_send_mbx_msg(hdev, HCLGE_MBX_SET_UNICAST, 1209e2cb1decSSalil Mehta HCLGE_MBX_MAC_VLAN_UC_ADD, 1210e2cb1decSSalil Mehta addr, ETH_ALEN, false, NULL, 0); 1211e2cb1decSSalil Mehta } 1212e2cb1decSSalil Mehta 1213e2cb1decSSalil Mehta static int hclgevf_rm_uc_addr(struct hnae3_handle *handle, 1214e2cb1decSSalil Mehta const unsigned char *addr) 1215e2cb1decSSalil Mehta { 1216e2cb1decSSalil Mehta struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 1217e2cb1decSSalil Mehta 1218e2cb1decSSalil Mehta return hclgevf_send_mbx_msg(hdev, HCLGE_MBX_SET_UNICAST, 1219e2cb1decSSalil Mehta HCLGE_MBX_MAC_VLAN_UC_REMOVE, 1220e2cb1decSSalil Mehta addr, ETH_ALEN, false, NULL, 0); 1221e2cb1decSSalil Mehta } 1222e2cb1decSSalil Mehta 1223e2cb1decSSalil Mehta static int hclgevf_add_mc_addr(struct hnae3_handle *handle, 1224e2cb1decSSalil Mehta const unsigned char *addr) 1225e2cb1decSSalil Mehta { 1226e2cb1decSSalil Mehta struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 1227e2cb1decSSalil Mehta 1228e2cb1decSSalil Mehta return hclgevf_send_mbx_msg(hdev, HCLGE_MBX_SET_MULTICAST, 1229e2cb1decSSalil Mehta HCLGE_MBX_MAC_VLAN_MC_ADD, 1230e2cb1decSSalil Mehta addr, ETH_ALEN, false, NULL, 0); 1231e2cb1decSSalil Mehta } 1232e2cb1decSSalil Mehta 1233e2cb1decSSalil Mehta static int hclgevf_rm_mc_addr(struct hnae3_handle *handle, 1234e2cb1decSSalil Mehta const unsigned char *addr) 1235e2cb1decSSalil Mehta { 1236e2cb1decSSalil Mehta struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 1237e2cb1decSSalil Mehta 1238e2cb1decSSalil Mehta return hclgevf_send_mbx_msg(hdev, HCLGE_MBX_SET_MULTICAST, 1239e2cb1decSSalil Mehta HCLGE_MBX_MAC_VLAN_MC_REMOVE, 1240e2cb1decSSalil Mehta addr, ETH_ALEN, false, NULL, 0); 1241e2cb1decSSalil Mehta } 1242e2cb1decSSalil Mehta 1243e2cb1decSSalil Mehta static int hclgevf_set_vlan_filter(struct hnae3_handle *handle, 1244e2cb1decSSalil Mehta __be16 proto, u16 vlan_id, 1245e2cb1decSSalil Mehta bool is_kill) 1246e2cb1decSSalil Mehta { 1247e2cb1decSSalil Mehta #define HCLGEVF_VLAN_MBX_MSG_LEN 5 1248e2cb1decSSalil Mehta struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 1249e2cb1decSSalil Mehta u8 msg_data[HCLGEVF_VLAN_MBX_MSG_LEN]; 1250e2cb1decSSalil Mehta 1251e2cb1decSSalil Mehta if (vlan_id > 4095) 1252e2cb1decSSalil Mehta return -EINVAL; 1253e2cb1decSSalil Mehta 1254e2cb1decSSalil Mehta if (proto != htons(ETH_P_8021Q)) 1255e2cb1decSSalil Mehta return -EPROTONOSUPPORT; 1256e2cb1decSSalil Mehta 1257e2cb1decSSalil Mehta msg_data[0] = is_kill; 1258e2cb1decSSalil Mehta memcpy(&msg_data[1], &vlan_id, sizeof(vlan_id)); 1259e2cb1decSSalil Mehta memcpy(&msg_data[3], &proto, sizeof(proto)); 1260e2cb1decSSalil Mehta return hclgevf_send_mbx_msg(hdev, HCLGE_MBX_SET_VLAN, 1261e2cb1decSSalil Mehta HCLGE_MBX_VLAN_FILTER, msg_data, 1262e2cb1decSSalil Mehta HCLGEVF_VLAN_MBX_MSG_LEN, false, NULL, 0); 1263e2cb1decSSalil Mehta } 1264e2cb1decSSalil Mehta 1265b2641e2aSYunsheng Lin static int hclgevf_en_hw_strip_rxvtag(struct hnae3_handle *handle, bool enable) 1266b2641e2aSYunsheng Lin { 1267b2641e2aSYunsheng Lin struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 1268b2641e2aSYunsheng Lin u8 msg_data; 1269b2641e2aSYunsheng Lin 1270b2641e2aSYunsheng Lin msg_data = enable ? 1 : 0; 1271b2641e2aSYunsheng Lin return hclgevf_send_mbx_msg(hdev, HCLGE_MBX_SET_VLAN, 1272b2641e2aSYunsheng Lin HCLGE_MBX_VLAN_RX_OFF_CFG, &msg_data, 1273b2641e2aSYunsheng Lin 1, false, NULL, 0); 1274b2641e2aSYunsheng Lin } 1275b2641e2aSYunsheng Lin 12767fa6be4fSHuazhong Tan static int hclgevf_reset_tqp(struct hnae3_handle *handle, u16 queue_id) 1277e2cb1decSSalil Mehta { 1278e2cb1decSSalil Mehta struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 1279e2cb1decSSalil Mehta u8 msg_data[2]; 12801a426f8bSPeng Li int ret; 1281e2cb1decSSalil Mehta 1282e2cb1decSSalil Mehta memcpy(&msg_data[0], &queue_id, sizeof(queue_id)); 1283e2cb1decSSalil Mehta 12841a426f8bSPeng Li /* disable vf queue before send queue reset msg to PF */ 12851a426f8bSPeng Li ret = hclgevf_tqp_enable(hdev, queue_id, 0, false); 12861a426f8bSPeng Li if (ret) 12877fa6be4fSHuazhong Tan return ret; 12881a426f8bSPeng Li 12897fa6be4fSHuazhong Tan return hclgevf_send_mbx_msg(hdev, HCLGE_MBX_QUEUE_RESET, 0, msg_data, 12901a426f8bSPeng Li 2, true, NULL, 0); 1291e2cb1decSSalil Mehta } 1292e2cb1decSSalil Mehta 1293818f1675SYunsheng Lin static int hclgevf_set_mtu(struct hnae3_handle *handle, int new_mtu) 1294818f1675SYunsheng Lin { 1295818f1675SYunsheng Lin struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 1296818f1675SYunsheng Lin 1297818f1675SYunsheng Lin return hclgevf_send_mbx_msg(hdev, HCLGE_MBX_SET_MTU, 0, (u8 *)&new_mtu, 1298818f1675SYunsheng Lin sizeof(new_mtu), true, NULL, 0); 1299818f1675SYunsheng Lin } 1300818f1675SYunsheng Lin 13016988eb2aSSalil Mehta static int hclgevf_notify_client(struct hclgevf_dev *hdev, 13026988eb2aSSalil Mehta enum hnae3_reset_notify_type type) 13036988eb2aSSalil Mehta { 13046988eb2aSSalil Mehta struct hnae3_client *client = hdev->nic_client; 13056988eb2aSSalil Mehta struct hnae3_handle *handle = &hdev->nic; 13066a5f6fa3SHuazhong Tan int ret; 13076988eb2aSSalil Mehta 13086988eb2aSSalil Mehta if (!client->ops->reset_notify) 13096988eb2aSSalil Mehta return -EOPNOTSUPP; 13106988eb2aSSalil Mehta 13116a5f6fa3SHuazhong Tan ret = client->ops->reset_notify(handle, type); 13126a5f6fa3SHuazhong Tan if (ret) 13136a5f6fa3SHuazhong Tan dev_err(&hdev->pdev->dev, "notify nic client failed %d(%d)\n", 13146a5f6fa3SHuazhong Tan type, ret); 13156a5f6fa3SHuazhong Tan 13166a5f6fa3SHuazhong Tan return ret; 13176988eb2aSSalil Mehta } 13186988eb2aSSalil Mehta 13196ff3cf07SHuazhong Tan static void hclgevf_flr_done(struct hnae3_ae_dev *ae_dev) 13206ff3cf07SHuazhong Tan { 13216ff3cf07SHuazhong Tan struct hclgevf_dev *hdev = ae_dev->priv; 13226ff3cf07SHuazhong Tan 13236ff3cf07SHuazhong Tan set_bit(HNAE3_FLR_DONE, &hdev->flr_state); 13246ff3cf07SHuazhong Tan } 13256ff3cf07SHuazhong Tan 13266ff3cf07SHuazhong Tan static int hclgevf_flr_poll_timeout(struct hclgevf_dev *hdev, 13276ff3cf07SHuazhong Tan unsigned long delay_us, 13286ff3cf07SHuazhong Tan unsigned long wait_cnt) 13296ff3cf07SHuazhong Tan { 13306ff3cf07SHuazhong Tan unsigned long cnt = 0; 13316ff3cf07SHuazhong Tan 13326ff3cf07SHuazhong Tan while (!test_bit(HNAE3_FLR_DONE, &hdev->flr_state) && 13336ff3cf07SHuazhong Tan cnt++ < wait_cnt) 13346ff3cf07SHuazhong Tan usleep_range(delay_us, delay_us * 2); 13356ff3cf07SHuazhong Tan 13366ff3cf07SHuazhong Tan if (!test_bit(HNAE3_FLR_DONE, &hdev->flr_state)) { 13376ff3cf07SHuazhong Tan dev_err(&hdev->pdev->dev, 13386ff3cf07SHuazhong Tan "flr wait timeout\n"); 13396ff3cf07SHuazhong Tan return -ETIMEDOUT; 13406ff3cf07SHuazhong Tan } 13416ff3cf07SHuazhong Tan 13426ff3cf07SHuazhong Tan return 0; 13436ff3cf07SHuazhong Tan } 13446ff3cf07SHuazhong Tan 13456988eb2aSSalil Mehta static int hclgevf_reset_wait(struct hclgevf_dev *hdev) 13466988eb2aSSalil Mehta { 1347aa5c4f17SHuazhong Tan #define HCLGEVF_RESET_WAIT_US 20000 1348aa5c4f17SHuazhong Tan #define HCLGEVF_RESET_WAIT_CNT 2000 1349aa5c4f17SHuazhong Tan #define HCLGEVF_RESET_WAIT_TIMEOUT_US \ 1350aa5c4f17SHuazhong Tan (HCLGEVF_RESET_WAIT_US * HCLGEVF_RESET_WAIT_CNT) 1351aa5c4f17SHuazhong Tan 1352aa5c4f17SHuazhong Tan u32 val; 1353aa5c4f17SHuazhong Tan int ret; 13546988eb2aSSalil Mehta 13556988eb2aSSalil Mehta /* wait to check the hardware reset completion status */ 1356aa5c4f17SHuazhong Tan val = hclgevf_read_dev(&hdev->hw, HCLGEVF_RST_ING); 1357aa5c4f17SHuazhong Tan dev_info(&hdev->pdev->dev, "checking vf resetting status: %x\n", val); 1358aa5c4f17SHuazhong Tan 13596ff3cf07SHuazhong Tan if (hdev->reset_type == HNAE3_FLR_RESET) 13606ff3cf07SHuazhong Tan return hclgevf_flr_poll_timeout(hdev, 13616ff3cf07SHuazhong Tan HCLGEVF_RESET_WAIT_US, 13626ff3cf07SHuazhong Tan HCLGEVF_RESET_WAIT_CNT); 13636ff3cf07SHuazhong Tan 1364aa5c4f17SHuazhong Tan ret = readl_poll_timeout(hdev->hw.io_base + HCLGEVF_RST_ING, val, 1365aa5c4f17SHuazhong Tan !(val & HCLGEVF_RST_ING_BITS), 1366aa5c4f17SHuazhong Tan HCLGEVF_RESET_WAIT_US, 1367aa5c4f17SHuazhong Tan HCLGEVF_RESET_WAIT_TIMEOUT_US); 13686988eb2aSSalil Mehta 13696988eb2aSSalil Mehta /* hardware completion status should be available by this time */ 1370aa5c4f17SHuazhong Tan if (ret) { 1371aa5c4f17SHuazhong Tan dev_err(&hdev->pdev->dev, 13726988eb2aSSalil Mehta "could'nt get reset done status from h/w, timeout!\n"); 1373aa5c4f17SHuazhong Tan return ret; 13746988eb2aSSalil Mehta } 13756988eb2aSSalil Mehta 13766988eb2aSSalil Mehta /* we will wait a bit more to let reset of the stack to complete. This 13776988eb2aSSalil Mehta * might happen in case reset assertion was made by PF. Yes, this also 13786988eb2aSSalil Mehta * means we might end up waiting bit more even for VF reset. 13796988eb2aSSalil Mehta */ 13806988eb2aSSalil Mehta msleep(5000); 13816988eb2aSSalil Mehta 13826988eb2aSSalil Mehta return 0; 13836988eb2aSSalil Mehta } 13846988eb2aSSalil Mehta 13856988eb2aSSalil Mehta static int hclgevf_reset_stack(struct hclgevf_dev *hdev) 13866988eb2aSSalil Mehta { 13877a01c897SSalil Mehta int ret; 13887a01c897SSalil Mehta 13896988eb2aSSalil Mehta /* uninitialize the nic client */ 13906a5f6fa3SHuazhong Tan ret = hclgevf_notify_client(hdev, HNAE3_UNINIT_CLIENT); 13916a5f6fa3SHuazhong Tan if (ret) 13926a5f6fa3SHuazhong Tan return ret; 13936988eb2aSSalil Mehta 13947a01c897SSalil Mehta /* re-initialize the hclge device */ 13959c6f7085SHuazhong Tan ret = hclgevf_reset_hdev(hdev); 13967a01c897SSalil Mehta if (ret) { 13977a01c897SSalil Mehta dev_err(&hdev->pdev->dev, 13987a01c897SSalil Mehta "hclge device re-init failed, VF is disabled!\n"); 13997a01c897SSalil Mehta return ret; 14007a01c897SSalil Mehta } 14016988eb2aSSalil Mehta 14026988eb2aSSalil Mehta /* bring up the nic client again */ 14036a5f6fa3SHuazhong Tan ret = hclgevf_notify_client(hdev, HNAE3_INIT_CLIENT); 14046a5f6fa3SHuazhong Tan if (ret) 14056a5f6fa3SHuazhong Tan return ret; 14066988eb2aSSalil Mehta 14071f609492SYunsheng Lin return hclgevf_notify_client(hdev, HNAE3_RESTORE_CLIENT); 14086988eb2aSSalil Mehta } 14096988eb2aSSalil Mehta 1410dea846e8SHuazhong Tan static int hclgevf_reset_prepare_wait(struct hclgevf_dev *hdev) 1411dea846e8SHuazhong Tan { 1412dea846e8SHuazhong Tan int ret = 0; 1413dea846e8SHuazhong Tan 1414dea846e8SHuazhong Tan switch (hdev->reset_type) { 1415dea846e8SHuazhong Tan case HNAE3_VF_FUNC_RESET: 1416dea846e8SHuazhong Tan ret = hclgevf_send_mbx_msg(hdev, HCLGE_MBX_RESET, 0, NULL, 1417dea846e8SHuazhong Tan 0, true, NULL, sizeof(u8)); 1418c88a6e7dSHuazhong Tan hdev->rst_stats.vf_func_rst_cnt++; 1419dea846e8SHuazhong Tan break; 14206ff3cf07SHuazhong Tan case HNAE3_FLR_RESET: 14216ff3cf07SHuazhong Tan set_bit(HNAE3_FLR_DOWN, &hdev->flr_state); 1422c88a6e7dSHuazhong Tan hdev->rst_stats.flr_rst_cnt++; 14236ff3cf07SHuazhong Tan break; 1424dea846e8SHuazhong Tan default: 1425dea846e8SHuazhong Tan break; 1426dea846e8SHuazhong Tan } 1427dea846e8SHuazhong Tan 1428ef5f8e50SHuazhong Tan set_bit(HCLGEVF_STATE_CMD_DISABLE, &hdev->state); 1429ef5f8e50SHuazhong Tan 1430dea846e8SHuazhong Tan dev_info(&hdev->pdev->dev, "prepare reset(%d) wait done, ret:%d\n", 1431dea846e8SHuazhong Tan hdev->reset_type, ret); 1432dea846e8SHuazhong Tan 1433dea846e8SHuazhong Tan return ret; 1434dea846e8SHuazhong Tan } 1435dea846e8SHuazhong Tan 14366988eb2aSSalil Mehta static int hclgevf_reset(struct hclgevf_dev *hdev) 14376988eb2aSSalil Mehta { 1438dea846e8SHuazhong Tan struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev); 14396988eb2aSSalil Mehta int ret; 14406988eb2aSSalil Mehta 1441dea846e8SHuazhong Tan /* Initialize ae_dev reset status as well, in case enet layer wants to 1442dea846e8SHuazhong Tan * know if device is undergoing reset 1443dea846e8SHuazhong Tan */ 1444dea846e8SHuazhong Tan ae_dev->reset_type = hdev->reset_type; 1445c88a6e7dSHuazhong Tan hdev->rst_stats.rst_cnt++; 14466988eb2aSSalil Mehta rtnl_lock(); 14476988eb2aSSalil Mehta 14486988eb2aSSalil Mehta /* bring down the nic to stop any ongoing TX/RX */ 14496a5f6fa3SHuazhong Tan ret = hclgevf_notify_client(hdev, HNAE3_DOWN_CLIENT); 14506a5f6fa3SHuazhong Tan if (ret) 14516a5f6fa3SHuazhong Tan goto err_reset_lock; 14526988eb2aSSalil Mehta 145329118ab9SHuazhong Tan rtnl_unlock(); 145429118ab9SHuazhong Tan 14556a5f6fa3SHuazhong Tan ret = hclgevf_reset_prepare_wait(hdev); 14566a5f6fa3SHuazhong Tan if (ret) 14576a5f6fa3SHuazhong Tan goto err_reset; 1458dea846e8SHuazhong Tan 14596988eb2aSSalil Mehta /* check if VF could successfully fetch the hardware reset completion 14606988eb2aSSalil Mehta * status from the hardware 14616988eb2aSSalil Mehta */ 14626988eb2aSSalil Mehta ret = hclgevf_reset_wait(hdev); 14636988eb2aSSalil Mehta if (ret) { 14646988eb2aSSalil Mehta /* can't do much in this situation, will disable VF */ 14656988eb2aSSalil Mehta dev_err(&hdev->pdev->dev, 14666988eb2aSSalil Mehta "VF failed(=%d) to fetch H/W reset completion status\n", 14676988eb2aSSalil Mehta ret); 14686a5f6fa3SHuazhong Tan goto err_reset; 14696988eb2aSSalil Mehta } 14706988eb2aSSalil Mehta 1471c88a6e7dSHuazhong Tan hdev->rst_stats.hw_rst_done_cnt++; 1472c88a6e7dSHuazhong Tan 147329118ab9SHuazhong Tan rtnl_lock(); 147429118ab9SHuazhong Tan 14756988eb2aSSalil Mehta /* now, re-initialize the nic client and ae device*/ 14766988eb2aSSalil Mehta ret = hclgevf_reset_stack(hdev); 14776a5f6fa3SHuazhong Tan if (ret) { 14786988eb2aSSalil Mehta dev_err(&hdev->pdev->dev, "failed to reset VF stack\n"); 14796a5f6fa3SHuazhong Tan goto err_reset_lock; 14806a5f6fa3SHuazhong Tan } 14816988eb2aSSalil Mehta 14826988eb2aSSalil Mehta /* bring up the nic to enable TX/RX again */ 14836a5f6fa3SHuazhong Tan ret = hclgevf_notify_client(hdev, HNAE3_UP_CLIENT); 14846a5f6fa3SHuazhong Tan if (ret) 14856a5f6fa3SHuazhong Tan goto err_reset_lock; 14866988eb2aSSalil Mehta 14876988eb2aSSalil Mehta rtnl_unlock(); 14886988eb2aSSalil Mehta 1489b644a8d4SHuazhong Tan hdev->last_reset_time = jiffies; 1490b644a8d4SHuazhong Tan ae_dev->reset_type = HNAE3_NONE_RESET; 1491c88a6e7dSHuazhong Tan hdev->rst_stats.rst_done_cnt++; 1492b644a8d4SHuazhong Tan 14936988eb2aSSalil Mehta return ret; 14946a5f6fa3SHuazhong Tan err_reset_lock: 14956a5f6fa3SHuazhong Tan rtnl_unlock(); 14966a5f6fa3SHuazhong Tan err_reset: 14976a5f6fa3SHuazhong Tan /* When VF reset failed, only the higher level reset asserted by PF 14986a5f6fa3SHuazhong Tan * can restore it, so re-initialize the command queue to receive 14996a5f6fa3SHuazhong Tan * this higher reset event. 15006a5f6fa3SHuazhong Tan */ 15016a5f6fa3SHuazhong Tan hclgevf_cmd_init(hdev); 15026a5f6fa3SHuazhong Tan dev_err(&hdev->pdev->dev, "failed to reset VF\n"); 1503cf1f2129SHuazhong Tan if (hclgevf_is_reset_pending(hdev)) 1504cf1f2129SHuazhong Tan hclgevf_reset_task_schedule(hdev); 15056a5f6fa3SHuazhong Tan 15066a5f6fa3SHuazhong Tan return ret; 15076988eb2aSSalil Mehta } 15086988eb2aSSalil Mehta 1509720bd583SHuazhong Tan static enum hnae3_reset_type hclgevf_get_reset_level(struct hclgevf_dev *hdev, 1510720bd583SHuazhong Tan unsigned long *addr) 1511720bd583SHuazhong Tan { 1512720bd583SHuazhong Tan enum hnae3_reset_type rst_level = HNAE3_NONE_RESET; 1513720bd583SHuazhong Tan 1514dea846e8SHuazhong Tan /* return the highest priority reset level amongst all */ 1515b90fcc5bSHuazhong Tan if (test_bit(HNAE3_VF_RESET, addr)) { 1516b90fcc5bSHuazhong Tan rst_level = HNAE3_VF_RESET; 1517b90fcc5bSHuazhong Tan clear_bit(HNAE3_VF_RESET, addr); 1518b90fcc5bSHuazhong Tan clear_bit(HNAE3_VF_PF_FUNC_RESET, addr); 1519b90fcc5bSHuazhong Tan clear_bit(HNAE3_VF_FUNC_RESET, addr); 1520b90fcc5bSHuazhong Tan } else if (test_bit(HNAE3_VF_FULL_RESET, addr)) { 1521dea846e8SHuazhong Tan rst_level = HNAE3_VF_FULL_RESET; 1522dea846e8SHuazhong Tan clear_bit(HNAE3_VF_FULL_RESET, addr); 1523dea846e8SHuazhong Tan clear_bit(HNAE3_VF_FUNC_RESET, addr); 1524aa5c4f17SHuazhong Tan } else if (test_bit(HNAE3_VF_PF_FUNC_RESET, addr)) { 1525aa5c4f17SHuazhong Tan rst_level = HNAE3_VF_PF_FUNC_RESET; 1526aa5c4f17SHuazhong Tan clear_bit(HNAE3_VF_PF_FUNC_RESET, addr); 1527aa5c4f17SHuazhong Tan clear_bit(HNAE3_VF_FUNC_RESET, addr); 1528dea846e8SHuazhong Tan } else if (test_bit(HNAE3_VF_FUNC_RESET, addr)) { 1529dea846e8SHuazhong Tan rst_level = HNAE3_VF_FUNC_RESET; 1530dea846e8SHuazhong Tan clear_bit(HNAE3_VF_FUNC_RESET, addr); 15316ff3cf07SHuazhong Tan } else if (test_bit(HNAE3_FLR_RESET, addr)) { 15326ff3cf07SHuazhong Tan rst_level = HNAE3_FLR_RESET; 15336ff3cf07SHuazhong Tan clear_bit(HNAE3_FLR_RESET, addr); 1534720bd583SHuazhong Tan } 1535720bd583SHuazhong Tan 1536720bd583SHuazhong Tan return rst_level; 1537720bd583SHuazhong Tan } 1538720bd583SHuazhong Tan 15396ae4e733SShiju Jose static void hclgevf_reset_event(struct pci_dev *pdev, 15406ae4e733SShiju Jose struct hnae3_handle *handle) 15416d4c3981SSalil Mehta { 15426ff3cf07SHuazhong Tan struct hnae3_ae_dev *ae_dev = pci_get_drvdata(pdev); 15436ff3cf07SHuazhong Tan struct hclgevf_dev *hdev = ae_dev->priv; 15446d4c3981SSalil Mehta 15456d4c3981SSalil Mehta dev_info(&hdev->pdev->dev, "received reset request from VF enet\n"); 15466d4c3981SSalil Mehta 15476ff3cf07SHuazhong Tan if (hdev->default_reset_request) 15480742ed7cSHuazhong Tan hdev->reset_level = 1549720bd583SHuazhong Tan hclgevf_get_reset_level(hdev, 1550720bd583SHuazhong Tan &hdev->default_reset_request); 1551720bd583SHuazhong Tan else 1552dea846e8SHuazhong Tan hdev->reset_level = HNAE3_VF_FUNC_RESET; 15536d4c3981SSalil Mehta 1554436667d2SSalil Mehta /* reset of this VF requested */ 1555436667d2SSalil Mehta set_bit(HCLGEVF_RESET_REQUESTED, &hdev->reset_state); 1556436667d2SSalil Mehta hclgevf_reset_task_schedule(hdev); 15576d4c3981SSalil Mehta 15580742ed7cSHuazhong Tan hdev->last_reset_time = jiffies; 15596d4c3981SSalil Mehta } 15606d4c3981SSalil Mehta 1561720bd583SHuazhong Tan static void hclgevf_set_def_reset_request(struct hnae3_ae_dev *ae_dev, 1562720bd583SHuazhong Tan enum hnae3_reset_type rst_type) 1563720bd583SHuazhong Tan { 1564720bd583SHuazhong Tan struct hclgevf_dev *hdev = ae_dev->priv; 1565720bd583SHuazhong Tan 1566720bd583SHuazhong Tan set_bit(rst_type, &hdev->default_reset_request); 1567720bd583SHuazhong Tan } 1568720bd583SHuazhong Tan 15696ff3cf07SHuazhong Tan static void hclgevf_flr_prepare(struct hnae3_ae_dev *ae_dev) 15706ff3cf07SHuazhong Tan { 15716ff3cf07SHuazhong Tan #define HCLGEVF_FLR_WAIT_MS 100 15726ff3cf07SHuazhong Tan #define HCLGEVF_FLR_WAIT_CNT 50 15736ff3cf07SHuazhong Tan struct hclgevf_dev *hdev = ae_dev->priv; 15746ff3cf07SHuazhong Tan int cnt = 0; 15756ff3cf07SHuazhong Tan 15766ff3cf07SHuazhong Tan clear_bit(HNAE3_FLR_DOWN, &hdev->flr_state); 15776ff3cf07SHuazhong Tan clear_bit(HNAE3_FLR_DONE, &hdev->flr_state); 15786ff3cf07SHuazhong Tan set_bit(HNAE3_FLR_RESET, &hdev->default_reset_request); 15796ff3cf07SHuazhong Tan hclgevf_reset_event(hdev->pdev, NULL); 15806ff3cf07SHuazhong Tan 15816ff3cf07SHuazhong Tan while (!test_bit(HNAE3_FLR_DOWN, &hdev->flr_state) && 15826ff3cf07SHuazhong Tan cnt++ < HCLGEVF_FLR_WAIT_CNT) 15836ff3cf07SHuazhong Tan msleep(HCLGEVF_FLR_WAIT_MS); 15846ff3cf07SHuazhong Tan 15856ff3cf07SHuazhong Tan if (!test_bit(HNAE3_FLR_DOWN, &hdev->flr_state)) 15866ff3cf07SHuazhong Tan dev_err(&hdev->pdev->dev, 15876ff3cf07SHuazhong Tan "flr wait down timeout: %d\n", cnt); 15886ff3cf07SHuazhong Tan } 15896ff3cf07SHuazhong Tan 1590e2cb1decSSalil Mehta static u32 hclgevf_get_fw_version(struct hnae3_handle *handle) 1591e2cb1decSSalil Mehta { 1592e2cb1decSSalil Mehta struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 1593e2cb1decSSalil Mehta 1594e2cb1decSSalil Mehta return hdev->fw_version; 1595e2cb1decSSalil Mehta } 1596e2cb1decSSalil Mehta 1597e2cb1decSSalil Mehta static void hclgevf_get_misc_vector(struct hclgevf_dev *hdev) 1598e2cb1decSSalil Mehta { 1599e2cb1decSSalil Mehta struct hclgevf_misc_vector *vector = &hdev->misc_vector; 1600e2cb1decSSalil Mehta 1601e2cb1decSSalil Mehta vector->vector_irq = pci_irq_vector(hdev->pdev, 1602e2cb1decSSalil Mehta HCLGEVF_MISC_VECTOR_NUM); 1603e2cb1decSSalil Mehta vector->addr = hdev->hw.io_base + HCLGEVF_MISC_VECTOR_REG_BASE; 1604e2cb1decSSalil Mehta /* vector status always valid for Vector 0 */ 1605e2cb1decSSalil Mehta hdev->vector_status[HCLGEVF_MISC_VECTOR_NUM] = 0; 1606e2cb1decSSalil Mehta hdev->vector_irq[HCLGEVF_MISC_VECTOR_NUM] = vector->vector_irq; 1607e2cb1decSSalil Mehta 1608e2cb1decSSalil Mehta hdev->num_msi_left -= 1; 1609e2cb1decSSalil Mehta hdev->num_msi_used += 1; 1610e2cb1decSSalil Mehta } 1611e2cb1decSSalil Mehta 161235a1e503SSalil Mehta void hclgevf_reset_task_schedule(struct hclgevf_dev *hdev) 161335a1e503SSalil Mehta { 16147d600706SHuazhong Tan if (!test_bit(HCLGEVF_STATE_RST_SERVICE_SCHED, &hdev->state)) { 161535a1e503SSalil Mehta set_bit(HCLGEVF_STATE_RST_SERVICE_SCHED, &hdev->state); 161635a1e503SSalil Mehta schedule_work(&hdev->rst_service_task); 161735a1e503SSalil Mehta } 161835a1e503SSalil Mehta } 161935a1e503SSalil Mehta 162007a0556aSSalil Mehta void hclgevf_mbx_task_schedule(struct hclgevf_dev *hdev) 1621e2cb1decSSalil Mehta { 162207a0556aSSalil Mehta if (!test_bit(HCLGEVF_STATE_MBX_SERVICE_SCHED, &hdev->state) && 162307a0556aSSalil Mehta !test_bit(HCLGEVF_STATE_MBX_HANDLING, &hdev->state)) { 162407a0556aSSalil Mehta set_bit(HCLGEVF_STATE_MBX_SERVICE_SCHED, &hdev->state); 1625e2cb1decSSalil Mehta schedule_work(&hdev->mbx_service_task); 1626e2cb1decSSalil Mehta } 162707a0556aSSalil Mehta } 1628e2cb1decSSalil Mehta 1629e2cb1decSSalil Mehta static void hclgevf_task_schedule(struct hclgevf_dev *hdev) 1630e2cb1decSSalil Mehta { 1631e2cb1decSSalil Mehta if (!test_bit(HCLGEVF_STATE_DOWN, &hdev->state) && 1632e2cb1decSSalil Mehta !test_and_set_bit(HCLGEVF_STATE_SERVICE_SCHED, &hdev->state)) 1633e2cb1decSSalil Mehta schedule_work(&hdev->service_task); 1634e2cb1decSSalil Mehta } 1635e2cb1decSSalil Mehta 1636436667d2SSalil Mehta static void hclgevf_deferred_task_schedule(struct hclgevf_dev *hdev) 1637436667d2SSalil Mehta { 163807a0556aSSalil Mehta /* if we have any pending mailbox event then schedule the mbx task */ 163907a0556aSSalil Mehta if (hdev->mbx_event_pending) 164007a0556aSSalil Mehta hclgevf_mbx_task_schedule(hdev); 164107a0556aSSalil Mehta 1642436667d2SSalil Mehta if (test_bit(HCLGEVF_RESET_PENDING, &hdev->reset_state)) 1643436667d2SSalil Mehta hclgevf_reset_task_schedule(hdev); 1644436667d2SSalil Mehta } 1645436667d2SSalil Mehta 1646e2cb1decSSalil Mehta static void hclgevf_service_timer(struct timer_list *t) 1647e2cb1decSSalil Mehta { 1648e2cb1decSSalil Mehta struct hclgevf_dev *hdev = from_timer(hdev, t, service_timer); 1649e2cb1decSSalil Mehta 1650e2cb1decSSalil Mehta mod_timer(&hdev->service_timer, jiffies + 5 * HZ); 1651e2cb1decSSalil Mehta 1652e2cb1decSSalil Mehta hclgevf_task_schedule(hdev); 1653e2cb1decSSalil Mehta } 1654e2cb1decSSalil Mehta 165535a1e503SSalil Mehta static void hclgevf_reset_service_task(struct work_struct *work) 165635a1e503SSalil Mehta { 165735a1e503SSalil Mehta struct hclgevf_dev *hdev = 165835a1e503SSalil Mehta container_of(work, struct hclgevf_dev, rst_service_task); 1659a8dedb65SSalil Mehta int ret; 166035a1e503SSalil Mehta 166135a1e503SSalil Mehta if (test_and_set_bit(HCLGEVF_STATE_RST_HANDLING, &hdev->state)) 166235a1e503SSalil Mehta return; 166335a1e503SSalil Mehta 166435a1e503SSalil Mehta clear_bit(HCLGEVF_STATE_RST_SERVICE_SCHED, &hdev->state); 166535a1e503SSalil Mehta 1666436667d2SSalil Mehta if (test_and_clear_bit(HCLGEVF_RESET_PENDING, 1667436667d2SSalil Mehta &hdev->reset_state)) { 1668436667d2SSalil Mehta /* PF has initmated that it is about to reset the hardware. 1669436667d2SSalil Mehta * We now have to poll & check if harware has actually completed 1670436667d2SSalil Mehta * the reset sequence. On hardware reset completion, VF needs to 1671436667d2SSalil Mehta * reset the client and ae device. 167235a1e503SSalil Mehta */ 1673436667d2SSalil Mehta hdev->reset_attempts = 0; 1674436667d2SSalil Mehta 1675dea846e8SHuazhong Tan hdev->last_reset_time = jiffies; 1676dea846e8SHuazhong Tan while ((hdev->reset_type = 1677dea846e8SHuazhong Tan hclgevf_get_reset_level(hdev, &hdev->reset_pending)) 1678dea846e8SHuazhong Tan != HNAE3_NONE_RESET) { 16796988eb2aSSalil Mehta ret = hclgevf_reset(hdev); 16806988eb2aSSalil Mehta if (ret) 1681dea846e8SHuazhong Tan dev_err(&hdev->pdev->dev, 1682dea846e8SHuazhong Tan "VF stack reset failed %d.\n", ret); 1683dea846e8SHuazhong Tan } 1684436667d2SSalil Mehta } else if (test_and_clear_bit(HCLGEVF_RESET_REQUESTED, 1685436667d2SSalil Mehta &hdev->reset_state)) { 1686436667d2SSalil Mehta /* we could be here when either of below happens: 1687436667d2SSalil Mehta * 1. reset was initiated due to watchdog timeout due to 1688436667d2SSalil Mehta * a. IMP was earlier reset and our TX got choked down and 1689436667d2SSalil Mehta * which resulted in watchdog reacting and inducing VF 1690436667d2SSalil Mehta * reset. This also means our cmdq would be unreliable. 1691436667d2SSalil Mehta * b. problem in TX due to other lower layer(example link 1692436667d2SSalil Mehta * layer not functioning properly etc.) 1693436667d2SSalil Mehta * 2. VF reset might have been initiated due to some config 1694436667d2SSalil Mehta * change. 1695436667d2SSalil Mehta * 1696436667d2SSalil Mehta * NOTE: Theres no clear way to detect above cases than to react 1697436667d2SSalil Mehta * to the response of PF for this reset request. PF will ack the 1698436667d2SSalil Mehta * 1b and 2. cases but we will not get any intimation about 1a 1699436667d2SSalil Mehta * from PF as cmdq would be in unreliable state i.e. mailbox 1700436667d2SSalil Mehta * communication between PF and VF would be broken. 1701436667d2SSalil Mehta */ 1702436667d2SSalil Mehta 1703436667d2SSalil Mehta /* if we are never geting into pending state it means either: 1704436667d2SSalil Mehta * 1. PF is not receiving our request which could be due to IMP 1705436667d2SSalil Mehta * reset 1706436667d2SSalil Mehta * 2. PF is screwed 1707436667d2SSalil Mehta * We cannot do much for 2. but to check first we can try reset 1708436667d2SSalil Mehta * our PCIe + stack and see if it alleviates the problem. 1709436667d2SSalil Mehta */ 1710436667d2SSalil Mehta if (hdev->reset_attempts > 3) { 1711436667d2SSalil Mehta /* prepare for full reset of stack + pcie interface */ 1712dea846e8SHuazhong Tan set_bit(HNAE3_VF_FULL_RESET, &hdev->reset_pending); 1713436667d2SSalil Mehta 1714436667d2SSalil Mehta /* "defer" schedule the reset task again */ 1715436667d2SSalil Mehta set_bit(HCLGEVF_RESET_PENDING, &hdev->reset_state); 1716436667d2SSalil Mehta } else { 1717436667d2SSalil Mehta hdev->reset_attempts++; 1718436667d2SSalil Mehta 1719dea846e8SHuazhong Tan set_bit(hdev->reset_level, &hdev->reset_pending); 1720dea846e8SHuazhong Tan set_bit(HCLGEVF_RESET_PENDING, &hdev->reset_state); 1721436667d2SSalil Mehta } 1722dea846e8SHuazhong Tan hclgevf_reset_task_schedule(hdev); 1723436667d2SSalil Mehta } 172435a1e503SSalil Mehta 172535a1e503SSalil Mehta clear_bit(HCLGEVF_STATE_RST_HANDLING, &hdev->state); 172635a1e503SSalil Mehta } 172735a1e503SSalil Mehta 1728e2cb1decSSalil Mehta static void hclgevf_mailbox_service_task(struct work_struct *work) 1729e2cb1decSSalil Mehta { 1730e2cb1decSSalil Mehta struct hclgevf_dev *hdev; 1731e2cb1decSSalil Mehta 1732e2cb1decSSalil Mehta hdev = container_of(work, struct hclgevf_dev, mbx_service_task); 1733e2cb1decSSalil Mehta 1734e2cb1decSSalil Mehta if (test_and_set_bit(HCLGEVF_STATE_MBX_HANDLING, &hdev->state)) 1735e2cb1decSSalil Mehta return; 1736e2cb1decSSalil Mehta 1737e2cb1decSSalil Mehta clear_bit(HCLGEVF_STATE_MBX_SERVICE_SCHED, &hdev->state); 1738e2cb1decSSalil Mehta 173907a0556aSSalil Mehta hclgevf_mbx_async_handler(hdev); 1740e2cb1decSSalil Mehta 1741e2cb1decSSalil Mehta clear_bit(HCLGEVF_STATE_MBX_HANDLING, &hdev->state); 1742e2cb1decSSalil Mehta } 1743e2cb1decSSalil Mehta 1744a6d818e3SYunsheng Lin static void hclgevf_keep_alive_timer(struct timer_list *t) 1745a6d818e3SYunsheng Lin { 1746a6d818e3SYunsheng Lin struct hclgevf_dev *hdev = from_timer(hdev, t, keep_alive_timer); 1747a6d818e3SYunsheng Lin 1748a6d818e3SYunsheng Lin schedule_work(&hdev->keep_alive_task); 1749a6d818e3SYunsheng Lin mod_timer(&hdev->keep_alive_timer, jiffies + 2 * HZ); 1750a6d818e3SYunsheng Lin } 1751a6d818e3SYunsheng Lin 1752a6d818e3SYunsheng Lin static void hclgevf_keep_alive_task(struct work_struct *work) 1753a6d818e3SYunsheng Lin { 1754a6d818e3SYunsheng Lin struct hclgevf_dev *hdev; 1755a6d818e3SYunsheng Lin u8 respmsg; 1756a6d818e3SYunsheng Lin int ret; 1757a6d818e3SYunsheng Lin 1758a6d818e3SYunsheng Lin hdev = container_of(work, struct hclgevf_dev, keep_alive_task); 1759c59a85c0SJian Shen 1760c59a85c0SJian Shen if (test_bit(HCLGEVF_STATE_RST_HANDLING, &hdev->state)) 1761c59a85c0SJian Shen return; 1762c59a85c0SJian Shen 1763a6d818e3SYunsheng Lin ret = hclgevf_send_mbx_msg(hdev, HCLGE_MBX_KEEP_ALIVE, 0, NULL, 1764a6d818e3SYunsheng Lin 0, false, &respmsg, sizeof(u8)); 1765a6d818e3SYunsheng Lin if (ret) 1766a6d818e3SYunsheng Lin dev_err(&hdev->pdev->dev, 1767a6d818e3SYunsheng Lin "VF sends keep alive cmd failed(=%d)\n", ret); 1768a6d818e3SYunsheng Lin } 1769a6d818e3SYunsheng Lin 1770e2cb1decSSalil Mehta static void hclgevf_service_task(struct work_struct *work) 1771e2cb1decSSalil Mehta { 1772e2cb1decSSalil Mehta struct hclgevf_dev *hdev; 1773e2cb1decSSalil Mehta 1774e2cb1decSSalil Mehta hdev = container_of(work, struct hclgevf_dev, service_task); 1775e2cb1decSSalil Mehta 1776e2cb1decSSalil Mehta /* request the link status from the PF. PF would be able to tell VF 1777e2cb1decSSalil Mehta * about such updates in future so we might remove this later 1778e2cb1decSSalil Mehta */ 1779e2cb1decSSalil Mehta hclgevf_request_link_info(hdev); 1780e2cb1decSSalil Mehta 17819194d18bSliuzhongzhu hclgevf_update_link_mode(hdev); 17829194d18bSliuzhongzhu 1783436667d2SSalil Mehta hclgevf_deferred_task_schedule(hdev); 1784436667d2SSalil Mehta 1785e2cb1decSSalil Mehta clear_bit(HCLGEVF_STATE_SERVICE_SCHED, &hdev->state); 1786e2cb1decSSalil Mehta } 1787e2cb1decSSalil Mehta 1788e2cb1decSSalil Mehta static void hclgevf_clear_event_cause(struct hclgevf_dev *hdev, u32 regclr) 1789e2cb1decSSalil Mehta { 1790e2cb1decSSalil Mehta hclgevf_write_dev(&hdev->hw, HCLGEVF_VECTOR0_CMDQ_SRC_REG, regclr); 1791e2cb1decSSalil Mehta } 1792e2cb1decSSalil Mehta 1793b90fcc5bSHuazhong Tan static enum hclgevf_evt_cause hclgevf_check_evt_cause(struct hclgevf_dev *hdev, 1794b90fcc5bSHuazhong Tan u32 *clearval) 1795e2cb1decSSalil Mehta { 1796b90fcc5bSHuazhong Tan u32 cmdq_src_reg, rst_ing_reg; 1797e2cb1decSSalil Mehta 1798e2cb1decSSalil Mehta /* fetch the events from their corresponding regs */ 1799e2cb1decSSalil Mehta cmdq_src_reg = hclgevf_read_dev(&hdev->hw, 1800e2cb1decSSalil Mehta HCLGEVF_VECTOR0_CMDQ_SRC_REG); 1801e2cb1decSSalil Mehta 1802b90fcc5bSHuazhong Tan if (BIT(HCLGEVF_VECTOR0_RST_INT_B) & cmdq_src_reg) { 1803b90fcc5bSHuazhong Tan rst_ing_reg = hclgevf_read_dev(&hdev->hw, HCLGEVF_RST_ING); 1804b90fcc5bSHuazhong Tan dev_info(&hdev->pdev->dev, 1805b90fcc5bSHuazhong Tan "receive reset interrupt 0x%x!\n", rst_ing_reg); 1806b90fcc5bSHuazhong Tan set_bit(HNAE3_VF_RESET, &hdev->reset_pending); 1807b90fcc5bSHuazhong Tan set_bit(HCLGEVF_RESET_PENDING, &hdev->reset_state); 1808ef5f8e50SHuazhong Tan set_bit(HCLGEVF_STATE_CMD_DISABLE, &hdev->state); 1809b90fcc5bSHuazhong Tan cmdq_src_reg &= ~BIT(HCLGEVF_VECTOR0_RST_INT_B); 1810b90fcc5bSHuazhong Tan *clearval = cmdq_src_reg; 1811c88a6e7dSHuazhong Tan hdev->rst_stats.vf_rst_cnt++; 1812b90fcc5bSHuazhong Tan return HCLGEVF_VECTOR0_EVENT_RST; 1813b90fcc5bSHuazhong Tan } 1814b90fcc5bSHuazhong Tan 1815e2cb1decSSalil Mehta /* check for vector0 mailbox(=CMDQ RX) event source */ 1816e2cb1decSSalil Mehta if (BIT(HCLGEVF_VECTOR0_RX_CMDQ_INT_B) & cmdq_src_reg) { 1817e2cb1decSSalil Mehta cmdq_src_reg &= ~BIT(HCLGEVF_VECTOR0_RX_CMDQ_INT_B); 1818e2cb1decSSalil Mehta *clearval = cmdq_src_reg; 1819b90fcc5bSHuazhong Tan return HCLGEVF_VECTOR0_EVENT_MBX; 1820e2cb1decSSalil Mehta } 1821e2cb1decSSalil Mehta 1822e2cb1decSSalil Mehta dev_dbg(&hdev->pdev->dev, "vector 0 interrupt from unknown source\n"); 1823e2cb1decSSalil Mehta 1824b90fcc5bSHuazhong Tan return HCLGEVF_VECTOR0_EVENT_OTHER; 1825e2cb1decSSalil Mehta } 1826e2cb1decSSalil Mehta 1827e2cb1decSSalil Mehta static void hclgevf_enable_vector(struct hclgevf_misc_vector *vector, bool en) 1828e2cb1decSSalil Mehta { 1829e2cb1decSSalil Mehta writel(en ? 1 : 0, vector->addr); 1830e2cb1decSSalil Mehta } 1831e2cb1decSSalil Mehta 1832e2cb1decSSalil Mehta static irqreturn_t hclgevf_misc_irq_handle(int irq, void *data) 1833e2cb1decSSalil Mehta { 1834b90fcc5bSHuazhong Tan enum hclgevf_evt_cause event_cause; 1835e2cb1decSSalil Mehta struct hclgevf_dev *hdev = data; 1836e2cb1decSSalil Mehta u32 clearval; 1837e2cb1decSSalil Mehta 1838e2cb1decSSalil Mehta hclgevf_enable_vector(&hdev->misc_vector, false); 1839b90fcc5bSHuazhong Tan event_cause = hclgevf_check_evt_cause(hdev, &clearval); 1840e2cb1decSSalil Mehta 1841b90fcc5bSHuazhong Tan switch (event_cause) { 1842b90fcc5bSHuazhong Tan case HCLGEVF_VECTOR0_EVENT_RST: 1843b90fcc5bSHuazhong Tan hclgevf_reset_task_schedule(hdev); 1844b90fcc5bSHuazhong Tan break; 1845b90fcc5bSHuazhong Tan case HCLGEVF_VECTOR0_EVENT_MBX: 184607a0556aSSalil Mehta hclgevf_mbx_handler(hdev); 1847b90fcc5bSHuazhong Tan break; 1848b90fcc5bSHuazhong Tan default: 1849b90fcc5bSHuazhong Tan break; 1850b90fcc5bSHuazhong Tan } 1851e2cb1decSSalil Mehta 1852b90fcc5bSHuazhong Tan if (event_cause != HCLGEVF_VECTOR0_EVENT_OTHER) { 1853e2cb1decSSalil Mehta hclgevf_clear_event_cause(hdev, clearval); 1854e2cb1decSSalil Mehta hclgevf_enable_vector(&hdev->misc_vector, true); 1855b90fcc5bSHuazhong Tan } 1856e2cb1decSSalil Mehta 1857e2cb1decSSalil Mehta return IRQ_HANDLED; 1858e2cb1decSSalil Mehta } 1859e2cb1decSSalil Mehta 1860e2cb1decSSalil Mehta static int hclgevf_configure(struct hclgevf_dev *hdev) 1861e2cb1decSSalil Mehta { 1862e2cb1decSSalil Mehta int ret; 1863e2cb1decSSalil Mehta 186492f11ea1SJian Shen /* get current port based vlan state from PF */ 186592f11ea1SJian Shen ret = hclgevf_get_port_base_vlan_filter_state(hdev); 186692f11ea1SJian Shen if (ret) 186792f11ea1SJian Shen return ret; 186892f11ea1SJian Shen 1869e2cb1decSSalil Mehta /* get queue configuration from PF */ 18706cee6fc3SJian Shen ret = hclgevf_get_queue_info(hdev); 1871e2cb1decSSalil Mehta if (ret) 1872e2cb1decSSalil Mehta return ret; 1873c0425944SPeng Li 1874c0425944SPeng Li /* get queue depth info from PF */ 1875c0425944SPeng Li ret = hclgevf_get_queue_depth(hdev); 1876c0425944SPeng Li if (ret) 1877c0425944SPeng Li return ret; 1878c0425944SPeng Li 18799c3e7130Sliuzhongzhu ret = hclgevf_get_pf_media_type(hdev); 18809c3e7130Sliuzhongzhu if (ret) 18819c3e7130Sliuzhongzhu return ret; 18829c3e7130Sliuzhongzhu 1883e2cb1decSSalil Mehta /* get tc configuration from PF */ 1884e2cb1decSSalil Mehta return hclgevf_get_tc_info(hdev); 1885e2cb1decSSalil Mehta } 1886e2cb1decSSalil Mehta 18877a01c897SSalil Mehta static int hclgevf_alloc_hdev(struct hnae3_ae_dev *ae_dev) 18887a01c897SSalil Mehta { 18897a01c897SSalil Mehta struct pci_dev *pdev = ae_dev->pdev; 18901154bb26SPeng Li struct hclgevf_dev *hdev; 18917a01c897SSalil Mehta 18927a01c897SSalil Mehta hdev = devm_kzalloc(&pdev->dev, sizeof(*hdev), GFP_KERNEL); 18937a01c897SSalil Mehta if (!hdev) 18947a01c897SSalil Mehta return -ENOMEM; 18957a01c897SSalil Mehta 18967a01c897SSalil Mehta hdev->pdev = pdev; 18977a01c897SSalil Mehta hdev->ae_dev = ae_dev; 18987a01c897SSalil Mehta ae_dev->priv = hdev; 18997a01c897SSalil Mehta 19007a01c897SSalil Mehta return 0; 19017a01c897SSalil Mehta } 19027a01c897SSalil Mehta 1903e2cb1decSSalil Mehta static int hclgevf_init_roce_base_info(struct hclgevf_dev *hdev) 1904e2cb1decSSalil Mehta { 1905e2cb1decSSalil Mehta struct hnae3_handle *roce = &hdev->roce; 1906e2cb1decSSalil Mehta struct hnae3_handle *nic = &hdev->nic; 1907e2cb1decSSalil Mehta 190807acf909SJian Shen roce->rinfo.num_vectors = hdev->num_roce_msix; 1909e2cb1decSSalil Mehta 1910e2cb1decSSalil Mehta if (hdev->num_msi_left < roce->rinfo.num_vectors || 1911e2cb1decSSalil Mehta hdev->num_msi_left == 0) 1912e2cb1decSSalil Mehta return -EINVAL; 1913e2cb1decSSalil Mehta 191407acf909SJian Shen roce->rinfo.base_vector = hdev->roce_base_vector; 1915e2cb1decSSalil Mehta 1916e2cb1decSSalil Mehta roce->rinfo.netdev = nic->kinfo.netdev; 1917e2cb1decSSalil Mehta roce->rinfo.roce_io_base = hdev->hw.io_base; 1918e2cb1decSSalil Mehta 1919e2cb1decSSalil Mehta roce->pdev = nic->pdev; 1920e2cb1decSSalil Mehta roce->ae_algo = nic->ae_algo; 1921e2cb1decSSalil Mehta roce->numa_node_mask = nic->numa_node_mask; 1922e2cb1decSSalil Mehta 1923e2cb1decSSalil Mehta return 0; 1924e2cb1decSSalil Mehta } 1925e2cb1decSSalil Mehta 1926b26a6feaSPeng Li static int hclgevf_config_gro(struct hclgevf_dev *hdev, bool en) 1927b26a6feaSPeng Li { 1928b26a6feaSPeng Li struct hclgevf_cfg_gro_status_cmd *req; 1929b26a6feaSPeng Li struct hclgevf_desc desc; 1930b26a6feaSPeng Li int ret; 1931b26a6feaSPeng Li 1932b26a6feaSPeng Li if (!hnae3_dev_gro_supported(hdev)) 1933b26a6feaSPeng Li return 0; 1934b26a6feaSPeng Li 1935b26a6feaSPeng Li hclgevf_cmd_setup_basic_desc(&desc, HCLGEVF_OPC_GRO_GENERIC_CONFIG, 1936b26a6feaSPeng Li false); 1937b26a6feaSPeng Li req = (struct hclgevf_cfg_gro_status_cmd *)desc.data; 1938b26a6feaSPeng Li 1939b26a6feaSPeng Li req->gro_en = cpu_to_le16(en ? 1 : 0); 1940b26a6feaSPeng Li 1941b26a6feaSPeng Li ret = hclgevf_cmd_send(&hdev->hw, &desc, 1); 1942b26a6feaSPeng Li if (ret) 1943b26a6feaSPeng Li dev_err(&hdev->pdev->dev, 1944b26a6feaSPeng Li "VF GRO hardware config cmd failed, ret = %d.\n", ret); 1945b26a6feaSPeng Li 1946b26a6feaSPeng Li return ret; 1947b26a6feaSPeng Li } 1948b26a6feaSPeng Li 1949e2cb1decSSalil Mehta static int hclgevf_rss_init_hw(struct hclgevf_dev *hdev) 1950e2cb1decSSalil Mehta { 1951e2cb1decSSalil Mehta struct hclgevf_rss_cfg *rss_cfg = &hdev->rss_cfg; 1952e2cb1decSSalil Mehta int i, ret; 1953e2cb1decSSalil Mehta 1954e2cb1decSSalil Mehta rss_cfg->rss_size = hdev->rss_size_max; 1955e2cb1decSSalil Mehta 1956374ad291SJian Shen if (hdev->pdev->revision >= 0x21) { 1957472d7eceSJian Shen rss_cfg->hash_algo = HCLGEVF_RSS_HASH_ALGO_SIMPLE; 1958472d7eceSJian Shen memcpy(rss_cfg->rss_hash_key, hclgevf_hash_key, 1959374ad291SJian Shen HCLGEVF_RSS_KEY_SIZE); 1960374ad291SJian Shen 1961374ad291SJian Shen ret = hclgevf_set_rss_algo_key(hdev, rss_cfg->hash_algo, 1962374ad291SJian Shen rss_cfg->rss_hash_key); 1963374ad291SJian Shen if (ret) 1964374ad291SJian Shen return ret; 1965d97b3072SJian Shen 1966d97b3072SJian Shen rss_cfg->rss_tuple_sets.ipv4_tcp_en = 1967d97b3072SJian Shen HCLGEVF_RSS_INPUT_TUPLE_OTHER; 1968d97b3072SJian Shen rss_cfg->rss_tuple_sets.ipv4_udp_en = 1969d97b3072SJian Shen HCLGEVF_RSS_INPUT_TUPLE_OTHER; 1970d97b3072SJian Shen rss_cfg->rss_tuple_sets.ipv4_sctp_en = 1971d97b3072SJian Shen HCLGEVF_RSS_INPUT_TUPLE_SCTP; 1972d97b3072SJian Shen rss_cfg->rss_tuple_sets.ipv4_fragment_en = 1973d97b3072SJian Shen HCLGEVF_RSS_INPUT_TUPLE_OTHER; 1974d97b3072SJian Shen rss_cfg->rss_tuple_sets.ipv6_tcp_en = 1975d97b3072SJian Shen HCLGEVF_RSS_INPUT_TUPLE_OTHER; 1976d97b3072SJian Shen rss_cfg->rss_tuple_sets.ipv6_udp_en = 1977d97b3072SJian Shen HCLGEVF_RSS_INPUT_TUPLE_OTHER; 1978d97b3072SJian Shen rss_cfg->rss_tuple_sets.ipv6_sctp_en = 1979d97b3072SJian Shen HCLGEVF_RSS_INPUT_TUPLE_SCTP; 1980d97b3072SJian Shen rss_cfg->rss_tuple_sets.ipv6_fragment_en = 1981d97b3072SJian Shen HCLGEVF_RSS_INPUT_TUPLE_OTHER; 1982d97b3072SJian Shen 1983d97b3072SJian Shen ret = hclgevf_set_rss_input_tuple(hdev, rss_cfg); 1984d97b3072SJian Shen if (ret) 1985d97b3072SJian Shen return ret; 1986d97b3072SJian Shen 1987374ad291SJian Shen } 1988374ad291SJian Shen 1989e2cb1decSSalil Mehta /* Initialize RSS indirect table for each vport */ 1990e2cb1decSSalil Mehta for (i = 0; i < HCLGEVF_RSS_IND_TBL_SIZE; i++) 1991e2cb1decSSalil Mehta rss_cfg->rss_indirection_tbl[i] = i % hdev->rss_size_max; 1992e2cb1decSSalil Mehta 1993e2cb1decSSalil Mehta ret = hclgevf_set_rss_indir_table(hdev); 1994e2cb1decSSalil Mehta if (ret) 1995e2cb1decSSalil Mehta return ret; 1996e2cb1decSSalil Mehta 1997e2cb1decSSalil Mehta return hclgevf_set_rss_tc_mode(hdev, hdev->rss_size_max); 1998e2cb1decSSalil Mehta } 1999e2cb1decSSalil Mehta 2000e2cb1decSSalil Mehta static int hclgevf_init_vlan_config(struct hclgevf_dev *hdev) 2001e2cb1decSSalil Mehta { 2002e2cb1decSSalil Mehta /* other vlan config(like, VLAN TX/RX offload) would also be added 2003e2cb1decSSalil Mehta * here later 2004e2cb1decSSalil Mehta */ 2005e2cb1decSSalil Mehta return hclgevf_set_vlan_filter(&hdev->nic, htons(ETH_P_8021Q), 0, 2006e2cb1decSSalil Mehta false); 2007e2cb1decSSalil Mehta } 2008e2cb1decSSalil Mehta 20098cdb992fSJian Shen static void hclgevf_set_timer_task(struct hnae3_handle *handle, bool enable) 20108cdb992fSJian Shen { 20118cdb992fSJian Shen struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 20128cdb992fSJian Shen 20138cdb992fSJian Shen if (enable) { 20148cdb992fSJian Shen mod_timer(&hdev->service_timer, jiffies + HZ); 20158cdb992fSJian Shen } else { 20168cdb992fSJian Shen del_timer_sync(&hdev->service_timer); 20178cdb992fSJian Shen cancel_work_sync(&hdev->service_task); 20188cdb992fSJian Shen clear_bit(HCLGEVF_STATE_SERVICE_SCHED, &hdev->state); 20198cdb992fSJian Shen } 20208cdb992fSJian Shen } 20218cdb992fSJian Shen 2022e2cb1decSSalil Mehta static int hclgevf_ae_start(struct hnae3_handle *handle) 2023e2cb1decSSalil Mehta { 2024e2cb1decSSalil Mehta struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 2025e2cb1decSSalil Mehta 2026e2cb1decSSalil Mehta /* reset tqp stats */ 2027e2cb1decSSalil Mehta hclgevf_reset_tqp_stats(handle); 2028e2cb1decSSalil Mehta 2029e2cb1decSSalil Mehta hclgevf_request_link_info(hdev); 2030e2cb1decSSalil Mehta 20319194d18bSliuzhongzhu hclgevf_update_link_mode(hdev); 20329194d18bSliuzhongzhu 2033e2cb1decSSalil Mehta clear_bit(HCLGEVF_STATE_DOWN, &hdev->state); 2034e2cb1decSSalil Mehta 2035e2cb1decSSalil Mehta return 0; 2036e2cb1decSSalil Mehta } 2037e2cb1decSSalil Mehta 2038e2cb1decSSalil Mehta static void hclgevf_ae_stop(struct hnae3_handle *handle) 2039e2cb1decSSalil Mehta { 2040e2cb1decSSalil Mehta struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 204139cfbc9cSHuazhong Tan int i; 2042e2cb1decSSalil Mehta 20432f7e4896SFuyun Liang set_bit(HCLGEVF_STATE_DOWN, &hdev->state); 20442f7e4896SFuyun Liang 204539cfbc9cSHuazhong Tan for (i = 0; i < handle->kinfo.num_tqps; i++) 204639cfbc9cSHuazhong Tan hclgevf_reset_tqp(handle, i); 204739cfbc9cSHuazhong Tan 2048e2cb1decSSalil Mehta /* reset tqp stats */ 2049e2cb1decSSalil Mehta hclgevf_reset_tqp_stats(handle); 20508cc6c1f7SFuyun Liang hclgevf_update_link_status(hdev, 0); 2051e2cb1decSSalil Mehta } 2052e2cb1decSSalil Mehta 2053a6d818e3SYunsheng Lin static int hclgevf_set_alive(struct hnae3_handle *handle, bool alive) 2054a6d818e3SYunsheng Lin { 2055a6d818e3SYunsheng Lin struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 2056a6d818e3SYunsheng Lin u8 msg_data; 2057a6d818e3SYunsheng Lin 2058a6d818e3SYunsheng Lin msg_data = alive ? 1 : 0; 2059a6d818e3SYunsheng Lin return hclgevf_send_mbx_msg(hdev, HCLGE_MBX_SET_ALIVE, 2060a6d818e3SYunsheng Lin 0, &msg_data, 1, false, NULL, 0); 2061a6d818e3SYunsheng Lin } 2062a6d818e3SYunsheng Lin 2063a6d818e3SYunsheng Lin static int hclgevf_client_start(struct hnae3_handle *handle) 2064a6d818e3SYunsheng Lin { 2065a6d818e3SYunsheng Lin struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 2066e233516eSHuazhong Tan int ret; 2067e233516eSHuazhong Tan 2068e233516eSHuazhong Tan ret = hclgevf_set_alive(handle, true); 2069e233516eSHuazhong Tan if (ret) 2070e233516eSHuazhong Tan return ret; 2071a6d818e3SYunsheng Lin 2072a6d818e3SYunsheng Lin mod_timer(&hdev->keep_alive_timer, jiffies + 2 * HZ); 2073e233516eSHuazhong Tan 2074e233516eSHuazhong Tan return 0; 2075a6d818e3SYunsheng Lin } 2076a6d818e3SYunsheng Lin 2077a6d818e3SYunsheng Lin static void hclgevf_client_stop(struct hnae3_handle *handle) 2078a6d818e3SYunsheng Lin { 2079a6d818e3SYunsheng Lin struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 2080a6d818e3SYunsheng Lin int ret; 2081a6d818e3SYunsheng Lin 2082a6d818e3SYunsheng Lin ret = hclgevf_set_alive(handle, false); 2083a6d818e3SYunsheng Lin if (ret) 2084a6d818e3SYunsheng Lin dev_warn(&hdev->pdev->dev, 2085a6d818e3SYunsheng Lin "%s failed %d\n", __func__, ret); 2086a6d818e3SYunsheng Lin 2087a6d818e3SYunsheng Lin del_timer_sync(&hdev->keep_alive_timer); 2088a6d818e3SYunsheng Lin cancel_work_sync(&hdev->keep_alive_task); 2089a6d818e3SYunsheng Lin } 2090a6d818e3SYunsheng Lin 2091e2cb1decSSalil Mehta static void hclgevf_state_init(struct hclgevf_dev *hdev) 2092e2cb1decSSalil Mehta { 2093e2cb1decSSalil Mehta /* setup tasks for the MBX */ 2094e2cb1decSSalil Mehta INIT_WORK(&hdev->mbx_service_task, hclgevf_mailbox_service_task); 2095e2cb1decSSalil Mehta clear_bit(HCLGEVF_STATE_MBX_SERVICE_SCHED, &hdev->state); 2096e2cb1decSSalil Mehta clear_bit(HCLGEVF_STATE_MBX_HANDLING, &hdev->state); 2097e2cb1decSSalil Mehta 2098e2cb1decSSalil Mehta /* setup tasks for service timer */ 2099e2cb1decSSalil Mehta timer_setup(&hdev->service_timer, hclgevf_service_timer, 0); 2100e2cb1decSSalil Mehta 2101e2cb1decSSalil Mehta INIT_WORK(&hdev->service_task, hclgevf_service_task); 2102e2cb1decSSalil Mehta clear_bit(HCLGEVF_STATE_SERVICE_SCHED, &hdev->state); 2103e2cb1decSSalil Mehta 210435a1e503SSalil Mehta INIT_WORK(&hdev->rst_service_task, hclgevf_reset_service_task); 210535a1e503SSalil Mehta 2106e2cb1decSSalil Mehta mutex_init(&hdev->mbx_resp.mbx_mutex); 2107e2cb1decSSalil Mehta 2108e2cb1decSSalil Mehta /* bring the device down */ 2109e2cb1decSSalil Mehta set_bit(HCLGEVF_STATE_DOWN, &hdev->state); 2110e2cb1decSSalil Mehta } 2111e2cb1decSSalil Mehta 2112e2cb1decSSalil Mehta static void hclgevf_state_uninit(struct hclgevf_dev *hdev) 2113e2cb1decSSalil Mehta { 2114e2cb1decSSalil Mehta set_bit(HCLGEVF_STATE_DOWN, &hdev->state); 2115e2cb1decSSalil Mehta 2116e233516eSHuazhong Tan if (hdev->keep_alive_timer.function) 2117e233516eSHuazhong Tan del_timer_sync(&hdev->keep_alive_timer); 2118e233516eSHuazhong Tan if (hdev->keep_alive_task.func) 2119e233516eSHuazhong Tan cancel_work_sync(&hdev->keep_alive_task); 2120e2cb1decSSalil Mehta if (hdev->service_timer.function) 2121e2cb1decSSalil Mehta del_timer_sync(&hdev->service_timer); 2122e2cb1decSSalil Mehta if (hdev->service_task.func) 2123e2cb1decSSalil Mehta cancel_work_sync(&hdev->service_task); 2124e2cb1decSSalil Mehta if (hdev->mbx_service_task.func) 2125e2cb1decSSalil Mehta cancel_work_sync(&hdev->mbx_service_task); 212635a1e503SSalil Mehta if (hdev->rst_service_task.func) 212735a1e503SSalil Mehta cancel_work_sync(&hdev->rst_service_task); 2128e2cb1decSSalil Mehta 2129e2cb1decSSalil Mehta mutex_destroy(&hdev->mbx_resp.mbx_mutex); 2130e2cb1decSSalil Mehta } 2131e2cb1decSSalil Mehta 2132e2cb1decSSalil Mehta static int hclgevf_init_msi(struct hclgevf_dev *hdev) 2133e2cb1decSSalil Mehta { 2134e2cb1decSSalil Mehta struct pci_dev *pdev = hdev->pdev; 2135e2cb1decSSalil Mehta int vectors; 2136e2cb1decSSalil Mehta int i; 2137e2cb1decSSalil Mehta 213807acf909SJian Shen if (hnae3_get_bit(hdev->ae_dev->flag, HNAE3_DEV_SUPPORT_ROCE_B)) 213907acf909SJian Shen vectors = pci_alloc_irq_vectors(pdev, 214007acf909SJian Shen hdev->roce_base_msix_offset + 1, 214107acf909SJian Shen hdev->num_msi, 214207acf909SJian Shen PCI_IRQ_MSIX); 214307acf909SJian Shen else 2144e2cb1decSSalil Mehta vectors = pci_alloc_irq_vectors(pdev, 1, hdev->num_msi, 2145e2cb1decSSalil Mehta PCI_IRQ_MSI | PCI_IRQ_MSIX); 214607acf909SJian Shen 2147e2cb1decSSalil Mehta if (vectors < 0) { 2148e2cb1decSSalil Mehta dev_err(&pdev->dev, 2149e2cb1decSSalil Mehta "failed(%d) to allocate MSI/MSI-X vectors\n", 2150e2cb1decSSalil Mehta vectors); 2151e2cb1decSSalil Mehta return vectors; 2152e2cb1decSSalil Mehta } 2153e2cb1decSSalil Mehta if (vectors < hdev->num_msi) 2154e2cb1decSSalil Mehta dev_warn(&hdev->pdev->dev, 2155e2cb1decSSalil Mehta "requested %d MSI/MSI-X, but allocated %d MSI/MSI-X\n", 2156e2cb1decSSalil Mehta hdev->num_msi, vectors); 2157e2cb1decSSalil Mehta 2158e2cb1decSSalil Mehta hdev->num_msi = vectors; 2159e2cb1decSSalil Mehta hdev->num_msi_left = vectors; 2160e2cb1decSSalil Mehta hdev->base_msi_vector = pdev->irq; 216107acf909SJian Shen hdev->roce_base_vector = pdev->irq + hdev->roce_base_msix_offset; 2162e2cb1decSSalil Mehta 2163e2cb1decSSalil Mehta hdev->vector_status = devm_kcalloc(&pdev->dev, hdev->num_msi, 2164e2cb1decSSalil Mehta sizeof(u16), GFP_KERNEL); 2165e2cb1decSSalil Mehta if (!hdev->vector_status) { 2166e2cb1decSSalil Mehta pci_free_irq_vectors(pdev); 2167e2cb1decSSalil Mehta return -ENOMEM; 2168e2cb1decSSalil Mehta } 2169e2cb1decSSalil Mehta 2170e2cb1decSSalil Mehta for (i = 0; i < hdev->num_msi; i++) 2171e2cb1decSSalil Mehta hdev->vector_status[i] = HCLGEVF_INVALID_VPORT; 2172e2cb1decSSalil Mehta 2173e2cb1decSSalil Mehta hdev->vector_irq = devm_kcalloc(&pdev->dev, hdev->num_msi, 2174e2cb1decSSalil Mehta sizeof(int), GFP_KERNEL); 2175e2cb1decSSalil Mehta if (!hdev->vector_irq) { 2176862d969aSHuazhong Tan devm_kfree(&pdev->dev, hdev->vector_status); 2177e2cb1decSSalil Mehta pci_free_irq_vectors(pdev); 2178e2cb1decSSalil Mehta return -ENOMEM; 2179e2cb1decSSalil Mehta } 2180e2cb1decSSalil Mehta 2181e2cb1decSSalil Mehta return 0; 2182e2cb1decSSalil Mehta } 2183e2cb1decSSalil Mehta 2184e2cb1decSSalil Mehta static void hclgevf_uninit_msi(struct hclgevf_dev *hdev) 2185e2cb1decSSalil Mehta { 2186e2cb1decSSalil Mehta struct pci_dev *pdev = hdev->pdev; 2187e2cb1decSSalil Mehta 2188862d969aSHuazhong Tan devm_kfree(&pdev->dev, hdev->vector_status); 2189862d969aSHuazhong Tan devm_kfree(&pdev->dev, hdev->vector_irq); 2190e2cb1decSSalil Mehta pci_free_irq_vectors(pdev); 2191e2cb1decSSalil Mehta } 2192e2cb1decSSalil Mehta 2193e2cb1decSSalil Mehta static int hclgevf_misc_irq_init(struct hclgevf_dev *hdev) 2194e2cb1decSSalil Mehta { 2195e2cb1decSSalil Mehta int ret = 0; 2196e2cb1decSSalil Mehta 2197e2cb1decSSalil Mehta hclgevf_get_misc_vector(hdev); 2198e2cb1decSSalil Mehta 2199e2cb1decSSalil Mehta ret = request_irq(hdev->misc_vector.vector_irq, hclgevf_misc_irq_handle, 2200e2cb1decSSalil Mehta 0, "hclgevf_cmd", hdev); 2201e2cb1decSSalil Mehta if (ret) { 2202e2cb1decSSalil Mehta dev_err(&hdev->pdev->dev, "VF failed to request misc irq(%d)\n", 2203e2cb1decSSalil Mehta hdev->misc_vector.vector_irq); 2204e2cb1decSSalil Mehta return ret; 2205e2cb1decSSalil Mehta } 2206e2cb1decSSalil Mehta 22071819e409SXi Wang hclgevf_clear_event_cause(hdev, 0); 22081819e409SXi Wang 2209e2cb1decSSalil Mehta /* enable misc. vector(vector 0) */ 2210e2cb1decSSalil Mehta hclgevf_enable_vector(&hdev->misc_vector, true); 2211e2cb1decSSalil Mehta 2212e2cb1decSSalil Mehta return ret; 2213e2cb1decSSalil Mehta } 2214e2cb1decSSalil Mehta 2215e2cb1decSSalil Mehta static void hclgevf_misc_irq_uninit(struct hclgevf_dev *hdev) 2216e2cb1decSSalil Mehta { 2217e2cb1decSSalil Mehta /* disable misc vector(vector 0) */ 2218e2cb1decSSalil Mehta hclgevf_enable_vector(&hdev->misc_vector, false); 22191819e409SXi Wang synchronize_irq(hdev->misc_vector.vector_irq); 2220e2cb1decSSalil Mehta free_irq(hdev->misc_vector.vector_irq, hdev); 2221e2cb1decSSalil Mehta hclgevf_free_vector(hdev, 0); 2222e2cb1decSSalil Mehta } 2223e2cb1decSSalil Mehta 2224bb87be87SYonglong Liu static void hclgevf_info_show(struct hclgevf_dev *hdev) 2225bb87be87SYonglong Liu { 2226bb87be87SYonglong Liu struct device *dev = &hdev->pdev->dev; 2227bb87be87SYonglong Liu 2228bb87be87SYonglong Liu dev_info(dev, "VF info begin:\n"); 2229bb87be87SYonglong Liu 2230bb87be87SYonglong Liu dev_info(dev, "Task queue pairs numbers: %d\n", hdev->num_tqps); 2231bb87be87SYonglong Liu dev_info(dev, "Desc num per TX queue: %d\n", hdev->num_tx_desc); 2232bb87be87SYonglong Liu dev_info(dev, "Desc num per RX queue: %d\n", hdev->num_rx_desc); 2233bb87be87SYonglong Liu dev_info(dev, "Numbers of vports: %d\n", hdev->num_alloc_vport); 2234bb87be87SYonglong Liu dev_info(dev, "HW tc map: %d\n", hdev->hw_tc_map); 2235bb87be87SYonglong Liu dev_info(dev, "PF media type of this VF: %d\n", 2236bb87be87SYonglong Liu hdev->hw.mac.media_type); 2237bb87be87SYonglong Liu 2238bb87be87SYonglong Liu dev_info(dev, "VF info end.\n"); 2239bb87be87SYonglong Liu } 2240bb87be87SYonglong Liu 2241e718a93fSPeng Li static int hclgevf_init_client_instance(struct hnae3_client *client, 2242e718a93fSPeng Li struct hnae3_ae_dev *ae_dev) 2243e2cb1decSSalil Mehta { 2244e718a93fSPeng Li struct hclgevf_dev *hdev = ae_dev->priv; 2245e2cb1decSSalil Mehta int ret; 2246e2cb1decSSalil Mehta 2247e2cb1decSSalil Mehta switch (client->type) { 2248e2cb1decSSalil Mehta case HNAE3_CLIENT_KNIC: 2249e2cb1decSSalil Mehta hdev->nic_client = client; 2250e2cb1decSSalil Mehta hdev->nic.client = client; 2251e2cb1decSSalil Mehta 2252e2cb1decSSalil Mehta ret = client->ops->init_instance(&hdev->nic); 2253e2cb1decSSalil Mehta if (ret) 225449dd8054SJian Shen goto clear_nic; 2255e2cb1decSSalil Mehta 2256d9f28fc2SJian Shen hnae3_set_client_init_flag(client, ae_dev, 1); 2257d9f28fc2SJian Shen 2258bb87be87SYonglong Liu if (netif_msg_drv(&hdev->nic)) 2259bb87be87SYonglong Liu hclgevf_info_show(hdev); 2260bb87be87SYonglong Liu 2261e2cb1decSSalil Mehta if (hdev->roce_client && hnae3_dev_roce_supported(hdev)) { 2262e2cb1decSSalil Mehta struct hnae3_client *rc = hdev->roce_client; 2263e2cb1decSSalil Mehta 2264e2cb1decSSalil Mehta ret = hclgevf_init_roce_base_info(hdev); 2265e2cb1decSSalil Mehta if (ret) 226649dd8054SJian Shen goto clear_roce; 2267e2cb1decSSalil Mehta ret = rc->ops->init_instance(&hdev->roce); 2268e2cb1decSSalil Mehta if (ret) 226949dd8054SJian Shen goto clear_roce; 2270d9f28fc2SJian Shen 2271d9f28fc2SJian Shen hnae3_set_client_init_flag(hdev->roce_client, ae_dev, 2272d9f28fc2SJian Shen 1); 2273e2cb1decSSalil Mehta } 2274e2cb1decSSalil Mehta break; 2275e2cb1decSSalil Mehta case HNAE3_CLIENT_UNIC: 2276e2cb1decSSalil Mehta hdev->nic_client = client; 2277e2cb1decSSalil Mehta hdev->nic.client = client; 2278e2cb1decSSalil Mehta 2279e2cb1decSSalil Mehta ret = client->ops->init_instance(&hdev->nic); 2280e2cb1decSSalil Mehta if (ret) 228149dd8054SJian Shen goto clear_nic; 2282d9f28fc2SJian Shen 2283d9f28fc2SJian Shen hnae3_set_client_init_flag(client, ae_dev, 1); 2284e2cb1decSSalil Mehta break; 2285e2cb1decSSalil Mehta case HNAE3_CLIENT_ROCE: 2286544a7bcdSLijun Ou if (hnae3_dev_roce_supported(hdev)) { 2287e2cb1decSSalil Mehta hdev->roce_client = client; 2288e2cb1decSSalil Mehta hdev->roce.client = client; 2289544a7bcdSLijun Ou } 2290e2cb1decSSalil Mehta 2291544a7bcdSLijun Ou if (hdev->roce_client && hdev->nic_client) { 2292e2cb1decSSalil Mehta ret = hclgevf_init_roce_base_info(hdev); 2293e2cb1decSSalil Mehta if (ret) 229449dd8054SJian Shen goto clear_roce; 2295e2cb1decSSalil Mehta 2296e2cb1decSSalil Mehta ret = client->ops->init_instance(&hdev->roce); 2297e2cb1decSSalil Mehta if (ret) 229849dd8054SJian Shen goto clear_roce; 2299e2cb1decSSalil Mehta } 2300d9f28fc2SJian Shen 2301d9f28fc2SJian Shen hnae3_set_client_init_flag(client, ae_dev, 1); 2302fa7a4bd5SJian Shen break; 2303fa7a4bd5SJian Shen default: 2304fa7a4bd5SJian Shen return -EINVAL; 2305e2cb1decSSalil Mehta } 2306e2cb1decSSalil Mehta 2307e2cb1decSSalil Mehta return 0; 230849dd8054SJian Shen 230949dd8054SJian Shen clear_nic: 231049dd8054SJian Shen hdev->nic_client = NULL; 231149dd8054SJian Shen hdev->nic.client = NULL; 231249dd8054SJian Shen return ret; 231349dd8054SJian Shen clear_roce: 231449dd8054SJian Shen hdev->roce_client = NULL; 231549dd8054SJian Shen hdev->roce.client = NULL; 231649dd8054SJian Shen return ret; 2317e2cb1decSSalil Mehta } 2318e2cb1decSSalil Mehta 2319e718a93fSPeng Li static void hclgevf_uninit_client_instance(struct hnae3_client *client, 2320e718a93fSPeng Li struct hnae3_ae_dev *ae_dev) 2321e2cb1decSSalil Mehta { 2322e718a93fSPeng Li struct hclgevf_dev *hdev = ae_dev->priv; 2323e718a93fSPeng Li 2324e2cb1decSSalil Mehta /* un-init roce, if it exists */ 232549dd8054SJian Shen if (hdev->roce_client) { 2326e2cb1decSSalil Mehta hdev->roce_client->ops->uninit_instance(&hdev->roce, 0); 232749dd8054SJian Shen hdev->roce_client = NULL; 232849dd8054SJian Shen hdev->roce.client = NULL; 232949dd8054SJian Shen } 2330e2cb1decSSalil Mehta 2331e2cb1decSSalil Mehta /* un-init nic/unic, if this was not called by roce client */ 233249dd8054SJian Shen if (client->ops->uninit_instance && hdev->nic_client && 233349dd8054SJian Shen client->type != HNAE3_CLIENT_ROCE) { 2334e2cb1decSSalil Mehta client->ops->uninit_instance(&hdev->nic, 0); 233549dd8054SJian Shen hdev->nic_client = NULL; 233649dd8054SJian Shen hdev->nic.client = NULL; 233749dd8054SJian Shen } 2338e2cb1decSSalil Mehta } 2339e2cb1decSSalil Mehta 2340e2cb1decSSalil Mehta static int hclgevf_pci_init(struct hclgevf_dev *hdev) 2341e2cb1decSSalil Mehta { 2342e2cb1decSSalil Mehta struct pci_dev *pdev = hdev->pdev; 2343e2cb1decSSalil Mehta struct hclgevf_hw *hw; 2344e2cb1decSSalil Mehta int ret; 2345e2cb1decSSalil Mehta 2346e2cb1decSSalil Mehta ret = pci_enable_device(pdev); 2347e2cb1decSSalil Mehta if (ret) { 2348e2cb1decSSalil Mehta dev_err(&pdev->dev, "failed to enable PCI device\n"); 23493e249d3bSFuyun Liang return ret; 2350e2cb1decSSalil Mehta } 2351e2cb1decSSalil Mehta 2352e2cb1decSSalil Mehta ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)); 2353e2cb1decSSalil Mehta if (ret) { 2354e2cb1decSSalil Mehta dev_err(&pdev->dev, "can't set consistent PCI DMA, exiting"); 2355e2cb1decSSalil Mehta goto err_disable_device; 2356e2cb1decSSalil Mehta } 2357e2cb1decSSalil Mehta 2358e2cb1decSSalil Mehta ret = pci_request_regions(pdev, HCLGEVF_DRIVER_NAME); 2359e2cb1decSSalil Mehta if (ret) { 2360e2cb1decSSalil Mehta dev_err(&pdev->dev, "PCI request regions failed %d\n", ret); 2361e2cb1decSSalil Mehta goto err_disable_device; 2362e2cb1decSSalil Mehta } 2363e2cb1decSSalil Mehta 2364e2cb1decSSalil Mehta pci_set_master(pdev); 2365e2cb1decSSalil Mehta hw = &hdev->hw; 2366e2cb1decSSalil Mehta hw->hdev = hdev; 23672e1ea493SPeng Li hw->io_base = pci_iomap(pdev, 2, 0); 2368e2cb1decSSalil Mehta if (!hw->io_base) { 2369e2cb1decSSalil Mehta dev_err(&pdev->dev, "can't map configuration register space\n"); 2370e2cb1decSSalil Mehta ret = -ENOMEM; 2371e2cb1decSSalil Mehta goto err_clr_master; 2372e2cb1decSSalil Mehta } 2373e2cb1decSSalil Mehta 2374e2cb1decSSalil Mehta return 0; 2375e2cb1decSSalil Mehta 2376e2cb1decSSalil Mehta err_clr_master: 2377e2cb1decSSalil Mehta pci_clear_master(pdev); 2378e2cb1decSSalil Mehta pci_release_regions(pdev); 2379e2cb1decSSalil Mehta err_disable_device: 2380e2cb1decSSalil Mehta pci_disable_device(pdev); 23813e249d3bSFuyun Liang 2382e2cb1decSSalil Mehta return ret; 2383e2cb1decSSalil Mehta } 2384e2cb1decSSalil Mehta 2385e2cb1decSSalil Mehta static void hclgevf_pci_uninit(struct hclgevf_dev *hdev) 2386e2cb1decSSalil Mehta { 2387e2cb1decSSalil Mehta struct pci_dev *pdev = hdev->pdev; 2388e2cb1decSSalil Mehta 2389e2cb1decSSalil Mehta pci_iounmap(pdev, hdev->hw.io_base); 2390e2cb1decSSalil Mehta pci_clear_master(pdev); 2391e2cb1decSSalil Mehta pci_release_regions(pdev); 2392e2cb1decSSalil Mehta pci_disable_device(pdev); 2393e2cb1decSSalil Mehta } 2394e2cb1decSSalil Mehta 239507acf909SJian Shen static int hclgevf_query_vf_resource(struct hclgevf_dev *hdev) 239607acf909SJian Shen { 239707acf909SJian Shen struct hclgevf_query_res_cmd *req; 239807acf909SJian Shen struct hclgevf_desc desc; 239907acf909SJian Shen int ret; 240007acf909SJian Shen 240107acf909SJian Shen hclgevf_cmd_setup_basic_desc(&desc, HCLGEVF_OPC_QUERY_VF_RSRC, true); 240207acf909SJian Shen ret = hclgevf_cmd_send(&hdev->hw, &desc, 1); 240307acf909SJian Shen if (ret) { 240407acf909SJian Shen dev_err(&hdev->pdev->dev, 240507acf909SJian Shen "query vf resource failed, ret = %d.\n", ret); 240607acf909SJian Shen return ret; 240707acf909SJian Shen } 240807acf909SJian Shen 240907acf909SJian Shen req = (struct hclgevf_query_res_cmd *)desc.data; 241007acf909SJian Shen 241107acf909SJian Shen if (hnae3_get_bit(hdev->ae_dev->flag, HNAE3_DEV_SUPPORT_ROCE_B)) { 241207acf909SJian Shen hdev->roce_base_msix_offset = 241307acf909SJian Shen hnae3_get_field(__le16_to_cpu(req->msixcap_localid_ba_rocee), 241407acf909SJian Shen HCLGEVF_MSIX_OFT_ROCEE_M, 241507acf909SJian Shen HCLGEVF_MSIX_OFT_ROCEE_S); 241607acf909SJian Shen hdev->num_roce_msix = 241707acf909SJian Shen hnae3_get_field(__le16_to_cpu(req->vf_intr_vector_number), 241807acf909SJian Shen HCLGEVF_VEC_NUM_M, HCLGEVF_VEC_NUM_S); 241907acf909SJian Shen 242007acf909SJian Shen /* VF should have NIC vectors and Roce vectors, NIC vectors 242107acf909SJian Shen * are queued before Roce vectors. The offset is fixed to 64. 242207acf909SJian Shen */ 242307acf909SJian Shen hdev->num_msi = hdev->num_roce_msix + 242407acf909SJian Shen hdev->roce_base_msix_offset; 242507acf909SJian Shen } else { 242607acf909SJian Shen hdev->num_msi = 242707acf909SJian Shen hnae3_get_field(__le16_to_cpu(req->vf_intr_vector_number), 242807acf909SJian Shen HCLGEVF_VEC_NUM_M, HCLGEVF_VEC_NUM_S); 242907acf909SJian Shen } 243007acf909SJian Shen 243107acf909SJian Shen return 0; 243207acf909SJian Shen } 243307acf909SJian Shen 2434862d969aSHuazhong Tan static int hclgevf_pci_reset(struct hclgevf_dev *hdev) 2435862d969aSHuazhong Tan { 2436862d969aSHuazhong Tan struct pci_dev *pdev = hdev->pdev; 2437862d969aSHuazhong Tan int ret = 0; 2438862d969aSHuazhong Tan 2439862d969aSHuazhong Tan if (hdev->reset_type == HNAE3_VF_FULL_RESET && 2440862d969aSHuazhong Tan test_bit(HCLGEVF_STATE_IRQ_INITED, &hdev->state)) { 2441862d969aSHuazhong Tan hclgevf_misc_irq_uninit(hdev); 2442862d969aSHuazhong Tan hclgevf_uninit_msi(hdev); 2443862d969aSHuazhong Tan clear_bit(HCLGEVF_STATE_IRQ_INITED, &hdev->state); 2444862d969aSHuazhong Tan } 2445862d969aSHuazhong Tan 2446862d969aSHuazhong Tan if (!test_bit(HCLGEVF_STATE_IRQ_INITED, &hdev->state)) { 2447862d969aSHuazhong Tan pci_set_master(pdev); 2448862d969aSHuazhong Tan ret = hclgevf_init_msi(hdev); 2449862d969aSHuazhong Tan if (ret) { 2450862d969aSHuazhong Tan dev_err(&pdev->dev, 2451862d969aSHuazhong Tan "failed(%d) to init MSI/MSI-X\n", ret); 2452862d969aSHuazhong Tan return ret; 2453862d969aSHuazhong Tan } 2454862d969aSHuazhong Tan 2455862d969aSHuazhong Tan ret = hclgevf_misc_irq_init(hdev); 2456862d969aSHuazhong Tan if (ret) { 2457862d969aSHuazhong Tan hclgevf_uninit_msi(hdev); 2458862d969aSHuazhong Tan dev_err(&pdev->dev, "failed(%d) to init Misc IRQ(vector0)\n", 2459862d969aSHuazhong Tan ret); 2460862d969aSHuazhong Tan return ret; 2461862d969aSHuazhong Tan } 2462862d969aSHuazhong Tan 2463862d969aSHuazhong Tan set_bit(HCLGEVF_STATE_IRQ_INITED, &hdev->state); 2464862d969aSHuazhong Tan } 2465862d969aSHuazhong Tan 2466862d969aSHuazhong Tan return ret; 2467862d969aSHuazhong Tan } 2468862d969aSHuazhong Tan 24699c6f7085SHuazhong Tan static int hclgevf_reset_hdev(struct hclgevf_dev *hdev) 2470e2cb1decSSalil Mehta { 24717a01c897SSalil Mehta struct pci_dev *pdev = hdev->pdev; 2472e2cb1decSSalil Mehta int ret; 2473e2cb1decSSalil Mehta 2474862d969aSHuazhong Tan ret = hclgevf_pci_reset(hdev); 2475862d969aSHuazhong Tan if (ret) { 2476862d969aSHuazhong Tan dev_err(&pdev->dev, "pci reset failed %d\n", ret); 2477862d969aSHuazhong Tan return ret; 2478862d969aSHuazhong Tan } 2479862d969aSHuazhong Tan 24809c6f7085SHuazhong Tan ret = hclgevf_cmd_init(hdev); 24819c6f7085SHuazhong Tan if (ret) { 24829c6f7085SHuazhong Tan dev_err(&pdev->dev, "cmd failed %d\n", ret); 24839c6f7085SHuazhong Tan return ret; 24847a01c897SSalil Mehta } 2485e2cb1decSSalil Mehta 24869c6f7085SHuazhong Tan ret = hclgevf_rss_init_hw(hdev); 24879c6f7085SHuazhong Tan if (ret) { 24889c6f7085SHuazhong Tan dev_err(&hdev->pdev->dev, 24899c6f7085SHuazhong Tan "failed(%d) to initialize RSS\n", ret); 24909c6f7085SHuazhong Tan return ret; 24919c6f7085SHuazhong Tan } 24929c6f7085SHuazhong Tan 2493b26a6feaSPeng Li ret = hclgevf_config_gro(hdev, true); 2494b26a6feaSPeng Li if (ret) 2495b26a6feaSPeng Li return ret; 2496b26a6feaSPeng Li 24979c6f7085SHuazhong Tan ret = hclgevf_init_vlan_config(hdev); 24989c6f7085SHuazhong Tan if (ret) { 24999c6f7085SHuazhong Tan dev_err(&hdev->pdev->dev, 25009c6f7085SHuazhong Tan "failed(%d) to initialize VLAN config\n", ret); 25019c6f7085SHuazhong Tan return ret; 25029c6f7085SHuazhong Tan } 25039c6f7085SHuazhong Tan 25049c6f7085SHuazhong Tan dev_info(&hdev->pdev->dev, "Reset done\n"); 25059c6f7085SHuazhong Tan 25069c6f7085SHuazhong Tan return 0; 25079c6f7085SHuazhong Tan } 25089c6f7085SHuazhong Tan 25099c6f7085SHuazhong Tan static int hclgevf_init_hdev(struct hclgevf_dev *hdev) 25109c6f7085SHuazhong Tan { 25119c6f7085SHuazhong Tan struct pci_dev *pdev = hdev->pdev; 25129c6f7085SHuazhong Tan int ret; 25139c6f7085SHuazhong Tan 2514e2cb1decSSalil Mehta ret = hclgevf_pci_init(hdev); 2515e2cb1decSSalil Mehta if (ret) { 2516e2cb1decSSalil Mehta dev_err(&pdev->dev, "PCI initialization failed\n"); 2517e2cb1decSSalil Mehta return ret; 2518e2cb1decSSalil Mehta } 2519e2cb1decSSalil Mehta 25208b0195a3SHuazhong Tan ret = hclgevf_cmd_queue_init(hdev); 25218b0195a3SHuazhong Tan if (ret) { 25228b0195a3SHuazhong Tan dev_err(&pdev->dev, "Cmd queue init failed: %d\n", ret); 25238b0195a3SHuazhong Tan goto err_cmd_queue_init; 25248b0195a3SHuazhong Tan } 25258b0195a3SHuazhong Tan 2526eddf0462SYunsheng Lin ret = hclgevf_cmd_init(hdev); 2527eddf0462SYunsheng Lin if (ret) 2528eddf0462SYunsheng Lin goto err_cmd_init; 2529eddf0462SYunsheng Lin 253007acf909SJian Shen /* Get vf resource */ 253107acf909SJian Shen ret = hclgevf_query_vf_resource(hdev); 253207acf909SJian Shen if (ret) { 253307acf909SJian Shen dev_err(&hdev->pdev->dev, 253407acf909SJian Shen "Query vf status error, ret = %d.\n", ret); 25358b0195a3SHuazhong Tan goto err_cmd_init; 253607acf909SJian Shen } 253707acf909SJian Shen 253807acf909SJian Shen ret = hclgevf_init_msi(hdev); 253907acf909SJian Shen if (ret) { 254007acf909SJian Shen dev_err(&pdev->dev, "failed(%d) to init MSI/MSI-X\n", ret); 25418b0195a3SHuazhong Tan goto err_cmd_init; 254207acf909SJian Shen } 254307acf909SJian Shen 254407acf909SJian Shen hclgevf_state_init(hdev); 2545dea846e8SHuazhong Tan hdev->reset_level = HNAE3_VF_FUNC_RESET; 254607acf909SJian Shen 2547e2cb1decSSalil Mehta ret = hclgevf_misc_irq_init(hdev); 2548e2cb1decSSalil Mehta if (ret) { 2549e2cb1decSSalil Mehta dev_err(&pdev->dev, "failed(%d) to init Misc IRQ(vector0)\n", 2550e2cb1decSSalil Mehta ret); 2551e2cb1decSSalil Mehta goto err_misc_irq_init; 2552e2cb1decSSalil Mehta } 2553e2cb1decSSalil Mehta 2554862d969aSHuazhong Tan set_bit(HCLGEVF_STATE_IRQ_INITED, &hdev->state); 2555862d969aSHuazhong Tan 2556e2cb1decSSalil Mehta ret = hclgevf_configure(hdev); 2557e2cb1decSSalil Mehta if (ret) { 2558e2cb1decSSalil Mehta dev_err(&pdev->dev, "failed(%d) to fetch configuration\n", ret); 2559e2cb1decSSalil Mehta goto err_config; 2560e2cb1decSSalil Mehta } 2561e2cb1decSSalil Mehta 2562e2cb1decSSalil Mehta ret = hclgevf_alloc_tqps(hdev); 2563e2cb1decSSalil Mehta if (ret) { 2564e2cb1decSSalil Mehta dev_err(&pdev->dev, "failed(%d) to allocate TQPs\n", ret); 2565e2cb1decSSalil Mehta goto err_config; 2566e2cb1decSSalil Mehta } 2567e2cb1decSSalil Mehta 2568e2cb1decSSalil Mehta ret = hclgevf_set_handle_info(hdev); 2569e2cb1decSSalil Mehta if (ret) { 2570e2cb1decSSalil Mehta dev_err(&pdev->dev, "failed(%d) to set handle info\n", ret); 2571e2cb1decSSalil Mehta goto err_config; 2572e2cb1decSSalil Mehta } 2573e2cb1decSSalil Mehta 2574b26a6feaSPeng Li ret = hclgevf_config_gro(hdev, true); 2575b26a6feaSPeng Li if (ret) 2576b26a6feaSPeng Li goto err_config; 2577b26a6feaSPeng Li 2578f01f5559SJian Shen /* vf is not allowed to enable unicast/multicast promisc mode. 2579f01f5559SJian Shen * For revision 0x20, default to disable broadcast promisc mode, 2580f01f5559SJian Shen * firmware makes sure broadcast packets can be accepted. 2581f01f5559SJian Shen * For revision 0x21, default to enable broadcast promisc mode. 2582f01f5559SJian Shen */ 2583f01f5559SJian Shen ret = hclgevf_set_promisc_mode(hdev, true); 2584f01f5559SJian Shen if (ret) 2585f01f5559SJian Shen goto err_config; 2586f01f5559SJian Shen 2587e2cb1decSSalil Mehta /* Initialize RSS for this VF */ 2588e2cb1decSSalil Mehta ret = hclgevf_rss_init_hw(hdev); 2589e2cb1decSSalil Mehta if (ret) { 2590e2cb1decSSalil Mehta dev_err(&hdev->pdev->dev, 2591e2cb1decSSalil Mehta "failed(%d) to initialize RSS\n", ret); 2592e2cb1decSSalil Mehta goto err_config; 2593e2cb1decSSalil Mehta } 2594e2cb1decSSalil Mehta 2595e2cb1decSSalil Mehta ret = hclgevf_init_vlan_config(hdev); 2596e2cb1decSSalil Mehta if (ret) { 2597e2cb1decSSalil Mehta dev_err(&hdev->pdev->dev, 2598e2cb1decSSalil Mehta "failed(%d) to initialize VLAN config\n", ret); 2599e2cb1decSSalil Mehta goto err_config; 2600e2cb1decSSalil Mehta } 2601e2cb1decSSalil Mehta 26020742ed7cSHuazhong Tan hdev->last_reset_time = jiffies; 2603e2cb1decSSalil Mehta pr_info("finished initializing %s driver\n", HCLGEVF_DRIVER_NAME); 2604e2cb1decSSalil Mehta 2605e2cb1decSSalil Mehta return 0; 2606e2cb1decSSalil Mehta 2607e2cb1decSSalil Mehta err_config: 2608e2cb1decSSalil Mehta hclgevf_misc_irq_uninit(hdev); 2609e2cb1decSSalil Mehta err_misc_irq_init: 2610e2cb1decSSalil Mehta hclgevf_state_uninit(hdev); 2611e2cb1decSSalil Mehta hclgevf_uninit_msi(hdev); 261207acf909SJian Shen err_cmd_init: 26138b0195a3SHuazhong Tan hclgevf_cmd_uninit(hdev); 26148b0195a3SHuazhong Tan err_cmd_queue_init: 2615e2cb1decSSalil Mehta hclgevf_pci_uninit(hdev); 2616862d969aSHuazhong Tan clear_bit(HCLGEVF_STATE_IRQ_INITED, &hdev->state); 2617e2cb1decSSalil Mehta return ret; 2618e2cb1decSSalil Mehta } 2619e2cb1decSSalil Mehta 26207a01c897SSalil Mehta static void hclgevf_uninit_hdev(struct hclgevf_dev *hdev) 2621e2cb1decSSalil Mehta { 2622e2cb1decSSalil Mehta hclgevf_state_uninit(hdev); 2623862d969aSHuazhong Tan 2624862d969aSHuazhong Tan if (test_bit(HCLGEVF_STATE_IRQ_INITED, &hdev->state)) { 2625eddf0462SYunsheng Lin hclgevf_misc_irq_uninit(hdev); 2626e2cb1decSSalil Mehta hclgevf_uninit_msi(hdev); 26277a01c897SSalil Mehta } 26287a01c897SSalil Mehta 2629e3338205SHuazhong Tan hclgevf_pci_uninit(hdev); 2630862d969aSHuazhong Tan hclgevf_cmd_uninit(hdev); 2631862d969aSHuazhong Tan } 2632862d969aSHuazhong Tan 26337a01c897SSalil Mehta static int hclgevf_init_ae_dev(struct hnae3_ae_dev *ae_dev) 26347a01c897SSalil Mehta { 26357a01c897SSalil Mehta struct pci_dev *pdev = ae_dev->pdev; 2636a6d818e3SYunsheng Lin struct hclgevf_dev *hdev; 26377a01c897SSalil Mehta int ret; 26387a01c897SSalil Mehta 26397a01c897SSalil Mehta ret = hclgevf_alloc_hdev(ae_dev); 26407a01c897SSalil Mehta if (ret) { 26417a01c897SSalil Mehta dev_err(&pdev->dev, "hclge device allocation failed\n"); 26427a01c897SSalil Mehta return ret; 26437a01c897SSalil Mehta } 26447a01c897SSalil Mehta 26457a01c897SSalil Mehta ret = hclgevf_init_hdev(ae_dev->priv); 2646a6d818e3SYunsheng Lin if (ret) { 26477a01c897SSalil Mehta dev_err(&pdev->dev, "hclge device initialization failed\n"); 26487a01c897SSalil Mehta return ret; 26497a01c897SSalil Mehta } 26507a01c897SSalil Mehta 2651a6d818e3SYunsheng Lin hdev = ae_dev->priv; 2652a6d818e3SYunsheng Lin timer_setup(&hdev->keep_alive_timer, hclgevf_keep_alive_timer, 0); 2653a6d818e3SYunsheng Lin INIT_WORK(&hdev->keep_alive_task, hclgevf_keep_alive_task); 2654a6d818e3SYunsheng Lin 2655a6d818e3SYunsheng Lin return 0; 2656a6d818e3SYunsheng Lin } 2657a6d818e3SYunsheng Lin 26587a01c897SSalil Mehta static void hclgevf_uninit_ae_dev(struct hnae3_ae_dev *ae_dev) 26597a01c897SSalil Mehta { 26607a01c897SSalil Mehta struct hclgevf_dev *hdev = ae_dev->priv; 26617a01c897SSalil Mehta 26627a01c897SSalil Mehta hclgevf_uninit_hdev(hdev); 2663e2cb1decSSalil Mehta ae_dev->priv = NULL; 2664e2cb1decSSalil Mehta } 2665e2cb1decSSalil Mehta 2666849e4607SPeng Li static u32 hclgevf_get_max_channels(struct hclgevf_dev *hdev) 2667849e4607SPeng Li { 2668849e4607SPeng Li struct hnae3_handle *nic = &hdev->nic; 2669849e4607SPeng Li struct hnae3_knic_private_info *kinfo = &nic->kinfo; 2670849e4607SPeng Li 26718be73621SHuazhong Tan return min_t(u32, hdev->rss_size_max, 26728be73621SHuazhong Tan hdev->num_tqps / kinfo->num_tc); 2673849e4607SPeng Li } 2674849e4607SPeng Li 2675849e4607SPeng Li /** 2676849e4607SPeng Li * hclgevf_get_channels - Get the current channels enabled and max supported. 2677849e4607SPeng Li * @handle: hardware information for network interface 2678849e4607SPeng Li * @ch: ethtool channels structure 2679849e4607SPeng Li * 2680849e4607SPeng Li * We don't support separate tx and rx queues as channels. The other count 2681849e4607SPeng Li * represents how many queues are being used for control. max_combined counts 2682849e4607SPeng Li * how many queue pairs we can support. They may not be mapped 1 to 1 with 2683849e4607SPeng Li * q_vectors since we support a lot more queue pairs than q_vectors. 2684849e4607SPeng Li **/ 2685849e4607SPeng Li static void hclgevf_get_channels(struct hnae3_handle *handle, 2686849e4607SPeng Li struct ethtool_channels *ch) 2687849e4607SPeng Li { 2688849e4607SPeng Li struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 2689849e4607SPeng Li 2690849e4607SPeng Li ch->max_combined = hclgevf_get_max_channels(hdev); 2691849e4607SPeng Li ch->other_count = 0; 2692849e4607SPeng Li ch->max_other = 0; 26938be73621SHuazhong Tan ch->combined_count = handle->kinfo.rss_size; 2694849e4607SPeng Li } 2695849e4607SPeng Li 2696cc719218SPeng Li static void hclgevf_get_tqps_and_rss_info(struct hnae3_handle *handle, 26970d43bf45SHuazhong Tan u16 *alloc_tqps, u16 *max_rss_size) 2698cc719218SPeng Li { 2699cc719218SPeng Li struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 2700cc719218SPeng Li 27010d43bf45SHuazhong Tan *alloc_tqps = hdev->num_tqps; 2702cc719218SPeng Li *max_rss_size = hdev->rss_size_max; 2703cc719218SPeng Li } 2704cc719218SPeng Li 2705175ec96bSFuyun Liang static int hclgevf_get_status(struct hnae3_handle *handle) 2706175ec96bSFuyun Liang { 2707175ec96bSFuyun Liang struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 2708175ec96bSFuyun Liang 2709175ec96bSFuyun Liang return hdev->hw.mac.link; 2710175ec96bSFuyun Liang } 2711175ec96bSFuyun Liang 27124a152de9SFuyun Liang static void hclgevf_get_ksettings_an_result(struct hnae3_handle *handle, 27134a152de9SFuyun Liang u8 *auto_neg, u32 *speed, 27144a152de9SFuyun Liang u8 *duplex) 27154a152de9SFuyun Liang { 27164a152de9SFuyun Liang struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 27174a152de9SFuyun Liang 27184a152de9SFuyun Liang if (speed) 27194a152de9SFuyun Liang *speed = hdev->hw.mac.speed; 27204a152de9SFuyun Liang if (duplex) 27214a152de9SFuyun Liang *duplex = hdev->hw.mac.duplex; 27224a152de9SFuyun Liang if (auto_neg) 27234a152de9SFuyun Liang *auto_neg = AUTONEG_DISABLE; 27244a152de9SFuyun Liang } 27254a152de9SFuyun Liang 27264a152de9SFuyun Liang void hclgevf_update_speed_duplex(struct hclgevf_dev *hdev, u32 speed, 27274a152de9SFuyun Liang u8 duplex) 27284a152de9SFuyun Liang { 27294a152de9SFuyun Liang hdev->hw.mac.speed = speed; 27304a152de9SFuyun Liang hdev->hw.mac.duplex = duplex; 27314a152de9SFuyun Liang } 27324a152de9SFuyun Liang 27331731be4cSYonglong Liu static int hclgevf_gro_en(struct hnae3_handle *handle, bool enable) 27345c9f6b39SPeng Li { 27355c9f6b39SPeng Li struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 27365c9f6b39SPeng Li 27375c9f6b39SPeng Li return hclgevf_config_gro(hdev, enable); 27385c9f6b39SPeng Li } 27395c9f6b39SPeng Li 2740c136b884SPeng Li static void hclgevf_get_media_type(struct hnae3_handle *handle, 2741c136b884SPeng Li u8 *media_type) 2742c136b884SPeng Li { 2743c136b884SPeng Li struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 2744c136b884SPeng Li if (media_type) 2745c136b884SPeng Li *media_type = hdev->hw.mac.media_type; 2746c136b884SPeng Li } 2747c136b884SPeng Li 27484d60291bSHuazhong Tan static bool hclgevf_get_hw_reset_stat(struct hnae3_handle *handle) 27494d60291bSHuazhong Tan { 27504d60291bSHuazhong Tan struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 27514d60291bSHuazhong Tan 2752aa5c4f17SHuazhong Tan return !!hclgevf_read_dev(&hdev->hw, HCLGEVF_RST_ING); 27534d60291bSHuazhong Tan } 27544d60291bSHuazhong Tan 27554d60291bSHuazhong Tan static bool hclgevf_ae_dev_resetting(struct hnae3_handle *handle) 27564d60291bSHuazhong Tan { 27574d60291bSHuazhong Tan struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 27584d60291bSHuazhong Tan 27594d60291bSHuazhong Tan return test_bit(HCLGEVF_STATE_RST_HANDLING, &hdev->state); 27604d60291bSHuazhong Tan } 27614d60291bSHuazhong Tan 27624d60291bSHuazhong Tan static unsigned long hclgevf_ae_dev_reset_cnt(struct hnae3_handle *handle) 27634d60291bSHuazhong Tan { 27644d60291bSHuazhong Tan struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 27654d60291bSHuazhong Tan 2766c88a6e7dSHuazhong Tan return hdev->rst_stats.hw_rst_done_cnt; 27674d60291bSHuazhong Tan } 27684d60291bSHuazhong Tan 27699194d18bSliuzhongzhu static void hclgevf_get_link_mode(struct hnae3_handle *handle, 27709194d18bSliuzhongzhu unsigned long *supported, 27719194d18bSliuzhongzhu unsigned long *advertising) 27729194d18bSliuzhongzhu { 27739194d18bSliuzhongzhu struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 27749194d18bSliuzhongzhu 27759194d18bSliuzhongzhu *supported = hdev->hw.mac.supported; 27769194d18bSliuzhongzhu *advertising = hdev->hw.mac.advertising; 27779194d18bSliuzhongzhu } 27789194d18bSliuzhongzhu 27791600c3e5SJian Shen #define MAX_SEPARATE_NUM 4 27801600c3e5SJian Shen #define SEPARATOR_VALUE 0xFFFFFFFF 27811600c3e5SJian Shen #define REG_NUM_PER_LINE 4 27821600c3e5SJian Shen #define REG_LEN_PER_LINE (REG_NUM_PER_LINE * sizeof(u32)) 27831600c3e5SJian Shen 27841600c3e5SJian Shen static int hclgevf_get_regs_len(struct hnae3_handle *handle) 27851600c3e5SJian Shen { 27861600c3e5SJian Shen int cmdq_lines, common_lines, ring_lines, tqp_intr_lines; 27871600c3e5SJian Shen struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 27881600c3e5SJian Shen 27891600c3e5SJian Shen cmdq_lines = sizeof(cmdq_reg_addr_list) / REG_LEN_PER_LINE + 1; 27901600c3e5SJian Shen common_lines = sizeof(common_reg_addr_list) / REG_LEN_PER_LINE + 1; 27911600c3e5SJian Shen ring_lines = sizeof(ring_reg_addr_list) / REG_LEN_PER_LINE + 1; 27921600c3e5SJian Shen tqp_intr_lines = sizeof(tqp_intr_reg_addr_list) / REG_LEN_PER_LINE + 1; 27931600c3e5SJian Shen 27941600c3e5SJian Shen return (cmdq_lines + common_lines + ring_lines * hdev->num_tqps + 27951600c3e5SJian Shen tqp_intr_lines * (hdev->num_msi_used - 1)) * REG_LEN_PER_LINE; 27961600c3e5SJian Shen } 27971600c3e5SJian Shen 27981600c3e5SJian Shen static void hclgevf_get_regs(struct hnae3_handle *handle, u32 *version, 27991600c3e5SJian Shen void *data) 28001600c3e5SJian Shen { 28011600c3e5SJian Shen struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); 28021600c3e5SJian Shen int i, j, reg_um, separator_num; 28031600c3e5SJian Shen u32 *reg = data; 28041600c3e5SJian Shen 28051600c3e5SJian Shen *version = hdev->fw_version; 28061600c3e5SJian Shen 28071600c3e5SJian Shen /* fetching per-VF registers values from VF PCIe register space */ 28081600c3e5SJian Shen reg_um = sizeof(cmdq_reg_addr_list) / sizeof(u32); 28091600c3e5SJian Shen separator_num = MAX_SEPARATE_NUM - reg_um % REG_NUM_PER_LINE; 28101600c3e5SJian Shen for (i = 0; i < reg_um; i++) 28111600c3e5SJian Shen *reg++ = hclgevf_read_dev(&hdev->hw, cmdq_reg_addr_list[i]); 28121600c3e5SJian Shen for (i = 0; i < separator_num; i++) 28131600c3e5SJian Shen *reg++ = SEPARATOR_VALUE; 28141600c3e5SJian Shen 28151600c3e5SJian Shen reg_um = sizeof(common_reg_addr_list) / sizeof(u32); 28161600c3e5SJian Shen separator_num = MAX_SEPARATE_NUM - reg_um % REG_NUM_PER_LINE; 28171600c3e5SJian Shen for (i = 0; i < reg_um; i++) 28181600c3e5SJian Shen *reg++ = hclgevf_read_dev(&hdev->hw, common_reg_addr_list[i]); 28191600c3e5SJian Shen for (i = 0; i < separator_num; i++) 28201600c3e5SJian Shen *reg++ = SEPARATOR_VALUE; 28211600c3e5SJian Shen 28221600c3e5SJian Shen reg_um = sizeof(ring_reg_addr_list) / sizeof(u32); 28231600c3e5SJian Shen separator_num = MAX_SEPARATE_NUM - reg_um % REG_NUM_PER_LINE; 28241600c3e5SJian Shen for (j = 0; j < hdev->num_tqps; j++) { 28251600c3e5SJian Shen for (i = 0; i < reg_um; i++) 28261600c3e5SJian Shen *reg++ = hclgevf_read_dev(&hdev->hw, 28271600c3e5SJian Shen ring_reg_addr_list[i] + 28281600c3e5SJian Shen 0x200 * j); 28291600c3e5SJian Shen for (i = 0; i < separator_num; i++) 28301600c3e5SJian Shen *reg++ = SEPARATOR_VALUE; 28311600c3e5SJian Shen } 28321600c3e5SJian Shen 28331600c3e5SJian Shen reg_um = sizeof(tqp_intr_reg_addr_list) / sizeof(u32); 28341600c3e5SJian Shen separator_num = MAX_SEPARATE_NUM - reg_um % REG_NUM_PER_LINE; 28351600c3e5SJian Shen for (j = 0; j < hdev->num_msi_used - 1; j++) { 28361600c3e5SJian Shen for (i = 0; i < reg_um; i++) 28371600c3e5SJian Shen *reg++ = hclgevf_read_dev(&hdev->hw, 28381600c3e5SJian Shen tqp_intr_reg_addr_list[i] + 28391600c3e5SJian Shen 4 * j); 28401600c3e5SJian Shen for (i = 0; i < separator_num; i++) 28411600c3e5SJian Shen *reg++ = SEPARATOR_VALUE; 28421600c3e5SJian Shen } 28431600c3e5SJian Shen } 28441600c3e5SJian Shen 284592f11ea1SJian Shen void hclgevf_update_port_base_vlan_info(struct hclgevf_dev *hdev, u16 state, 284692f11ea1SJian Shen u8 *port_base_vlan_info, u8 data_size) 284792f11ea1SJian Shen { 284892f11ea1SJian Shen struct hnae3_handle *nic = &hdev->nic; 284992f11ea1SJian Shen 285092f11ea1SJian Shen rtnl_lock(); 285192f11ea1SJian Shen hclgevf_notify_client(hdev, HNAE3_DOWN_CLIENT); 285292f11ea1SJian Shen rtnl_unlock(); 285392f11ea1SJian Shen 285492f11ea1SJian Shen /* send msg to PF and wait update port based vlan info */ 285592f11ea1SJian Shen hclgevf_send_mbx_msg(hdev, HCLGE_MBX_SET_VLAN, 285692f11ea1SJian Shen HCLGE_MBX_PORT_BASE_VLAN_CFG, 285792f11ea1SJian Shen port_base_vlan_info, data_size, 285892f11ea1SJian Shen false, NULL, 0); 285992f11ea1SJian Shen 286092f11ea1SJian Shen if (state == HNAE3_PORT_BASE_VLAN_DISABLE) 286192f11ea1SJian Shen nic->port_base_vlan_state = HNAE3_PORT_BASE_VLAN_DISABLE; 286292f11ea1SJian Shen else 286392f11ea1SJian Shen nic->port_base_vlan_state = HNAE3_PORT_BASE_VLAN_ENABLE; 286492f11ea1SJian Shen 286592f11ea1SJian Shen rtnl_lock(); 286692f11ea1SJian Shen hclgevf_notify_client(hdev, HNAE3_UP_CLIENT); 286792f11ea1SJian Shen rtnl_unlock(); 286892f11ea1SJian Shen } 286992f11ea1SJian Shen 2870e2cb1decSSalil Mehta static const struct hnae3_ae_ops hclgevf_ops = { 2871e2cb1decSSalil Mehta .init_ae_dev = hclgevf_init_ae_dev, 2872e2cb1decSSalil Mehta .uninit_ae_dev = hclgevf_uninit_ae_dev, 28736ff3cf07SHuazhong Tan .flr_prepare = hclgevf_flr_prepare, 28746ff3cf07SHuazhong Tan .flr_done = hclgevf_flr_done, 2875e718a93fSPeng Li .init_client_instance = hclgevf_init_client_instance, 2876e718a93fSPeng Li .uninit_client_instance = hclgevf_uninit_client_instance, 2877e2cb1decSSalil Mehta .start = hclgevf_ae_start, 2878e2cb1decSSalil Mehta .stop = hclgevf_ae_stop, 2879a6d818e3SYunsheng Lin .client_start = hclgevf_client_start, 2880a6d818e3SYunsheng Lin .client_stop = hclgevf_client_stop, 2881e2cb1decSSalil Mehta .map_ring_to_vector = hclgevf_map_ring_to_vector, 2882e2cb1decSSalil Mehta .unmap_ring_from_vector = hclgevf_unmap_ring_from_vector, 2883e2cb1decSSalil Mehta .get_vector = hclgevf_get_vector, 28840d3e6631SYunsheng Lin .put_vector = hclgevf_put_vector, 2885e2cb1decSSalil Mehta .reset_queue = hclgevf_reset_tqp, 2886e2cb1decSSalil Mehta .get_mac_addr = hclgevf_get_mac_addr, 2887e2cb1decSSalil Mehta .set_mac_addr = hclgevf_set_mac_addr, 2888e2cb1decSSalil Mehta .add_uc_addr = hclgevf_add_uc_addr, 2889e2cb1decSSalil Mehta .rm_uc_addr = hclgevf_rm_uc_addr, 2890e2cb1decSSalil Mehta .add_mc_addr = hclgevf_add_mc_addr, 2891e2cb1decSSalil Mehta .rm_mc_addr = hclgevf_rm_mc_addr, 2892e2cb1decSSalil Mehta .get_stats = hclgevf_get_stats, 2893e2cb1decSSalil Mehta .update_stats = hclgevf_update_stats, 2894e2cb1decSSalil Mehta .get_strings = hclgevf_get_strings, 2895e2cb1decSSalil Mehta .get_sset_count = hclgevf_get_sset_count, 2896e2cb1decSSalil Mehta .get_rss_key_size = hclgevf_get_rss_key_size, 2897e2cb1decSSalil Mehta .get_rss_indir_size = hclgevf_get_rss_indir_size, 2898e2cb1decSSalil Mehta .get_rss = hclgevf_get_rss, 2899e2cb1decSSalil Mehta .set_rss = hclgevf_set_rss, 2900d97b3072SJian Shen .get_rss_tuple = hclgevf_get_rss_tuple, 2901d97b3072SJian Shen .set_rss_tuple = hclgevf_set_rss_tuple, 2902e2cb1decSSalil Mehta .get_tc_size = hclgevf_get_tc_size, 2903e2cb1decSSalil Mehta .get_fw_version = hclgevf_get_fw_version, 2904e2cb1decSSalil Mehta .set_vlan_filter = hclgevf_set_vlan_filter, 2905b2641e2aSYunsheng Lin .enable_hw_strip_rxvtag = hclgevf_en_hw_strip_rxvtag, 29066d4c3981SSalil Mehta .reset_event = hclgevf_reset_event, 2907720bd583SHuazhong Tan .set_default_reset_request = hclgevf_set_def_reset_request, 2908849e4607SPeng Li .get_channels = hclgevf_get_channels, 2909cc719218SPeng Li .get_tqps_and_rss_info = hclgevf_get_tqps_and_rss_info, 29101600c3e5SJian Shen .get_regs_len = hclgevf_get_regs_len, 29111600c3e5SJian Shen .get_regs = hclgevf_get_regs, 2912175ec96bSFuyun Liang .get_status = hclgevf_get_status, 29134a152de9SFuyun Liang .get_ksettings_an_result = hclgevf_get_ksettings_an_result, 2914c136b884SPeng Li .get_media_type = hclgevf_get_media_type, 29154d60291bSHuazhong Tan .get_hw_reset_stat = hclgevf_get_hw_reset_stat, 29164d60291bSHuazhong Tan .ae_dev_resetting = hclgevf_ae_dev_resetting, 29174d60291bSHuazhong Tan .ae_dev_reset_cnt = hclgevf_ae_dev_reset_cnt, 29185c9f6b39SPeng Li .set_gro_en = hclgevf_gro_en, 2919818f1675SYunsheng Lin .set_mtu = hclgevf_set_mtu, 29200c29d191Sliuzhongzhu .get_global_queue_id = hclgevf_get_qid_global, 29218cdb992fSJian Shen .set_timer_task = hclgevf_set_timer_task, 29229194d18bSliuzhongzhu .get_link_mode = hclgevf_get_link_mode, 2923e2cb1decSSalil Mehta }; 2924e2cb1decSSalil Mehta 2925e2cb1decSSalil Mehta static struct hnae3_ae_algo ae_algovf = { 2926e2cb1decSSalil Mehta .ops = &hclgevf_ops, 2927e2cb1decSSalil Mehta .pdev_id_table = ae_algovf_pci_tbl, 2928e2cb1decSSalil Mehta }; 2929e2cb1decSSalil Mehta 2930e2cb1decSSalil Mehta static int hclgevf_init(void) 2931e2cb1decSSalil Mehta { 2932e2cb1decSSalil Mehta pr_info("%s is initializing\n", HCLGEVF_NAME); 2933e2cb1decSSalil Mehta 2934854cf33aSFuyun Liang hnae3_register_ae_algo(&ae_algovf); 2935854cf33aSFuyun Liang 2936854cf33aSFuyun Liang return 0; 2937e2cb1decSSalil Mehta } 2938e2cb1decSSalil Mehta 2939e2cb1decSSalil Mehta static void hclgevf_exit(void) 2940e2cb1decSSalil Mehta { 2941e2cb1decSSalil Mehta hnae3_unregister_ae_algo(&ae_algovf); 2942e2cb1decSSalil Mehta } 2943e2cb1decSSalil Mehta module_init(hclgevf_init); 2944e2cb1decSSalil Mehta module_exit(hclgevf_exit); 2945e2cb1decSSalil Mehta 2946e2cb1decSSalil Mehta MODULE_LICENSE("GPL"); 2947e2cb1decSSalil Mehta MODULE_AUTHOR("Huawei Tech. Co., Ltd."); 2948e2cb1decSSalil Mehta MODULE_DESCRIPTION("HCLGEVF Driver"); 2949e2cb1decSSalil Mehta MODULE_VERSION(HCLGEVF_MOD_VERSION); 2950