| // SPDX-License-Identifier: GPL-2.0 |
| /* Copyright(c) 2013 - 2018 Intel Corporation. */ |
| |
| #include "iavf_type.h" |
| #include "iavf_adminq.h" |
| #include "iavf_prototype.h" |
| #include <linux/avf/virtchnl.h> |
| |
| /** |
| * iavf_set_mac_type - Sets MAC type |
| * @hw: pointer to the HW structure |
| * |
| * This function sets the mac type of the adapter based on the |
| * vendor ID and device ID stored in the hw structure. |
| **/ |
| enum iavf_status iavf_set_mac_type(struct iavf_hw *hw) |
| { |
| enum iavf_status status = 0; |
| |
| if (hw->vendor_id == PCI_VENDOR_ID_INTEL) { |
| switch (hw->device_id) { |
| case IAVF_DEV_ID_X722_VF: |
| hw->mac.type = IAVF_MAC_X722_VF; |
| break; |
| case IAVF_DEV_ID_VF: |
| case IAVF_DEV_ID_VF_HV: |
| case IAVF_DEV_ID_ADAPTIVE_VF: |
| hw->mac.type = IAVF_MAC_VF; |
| break; |
| default: |
| hw->mac.type = IAVF_MAC_GENERIC; |
| break; |
| } |
| } else { |
| status = IAVF_ERR_DEVICE_NOT_SUPPORTED; |
| } |
| |
| hw_dbg(hw, "found mac: %d, returns: %d\n", hw->mac.type, status); |
| return status; |
| } |
| |
| /** |
| * iavf_aq_str - convert AQ err code to a string |
| * @hw: pointer to the HW structure |
| * @aq_err: the AQ error code to convert |
| **/ |
| const char *iavf_aq_str(struct iavf_hw *hw, enum iavf_admin_queue_err aq_err) |
| { |
| switch (aq_err) { |
| case IAVF_AQ_RC_OK: |
| return "OK"; |
| case IAVF_AQ_RC_EPERM: |
| return "IAVF_AQ_RC_EPERM"; |
| case IAVF_AQ_RC_ENOENT: |
| return "IAVF_AQ_RC_ENOENT"; |
| case IAVF_AQ_RC_ESRCH: |
| return "IAVF_AQ_RC_ESRCH"; |
| case IAVF_AQ_RC_EINTR: |
| return "IAVF_AQ_RC_EINTR"; |
| case IAVF_AQ_RC_EIO: |
| return "IAVF_AQ_RC_EIO"; |
| case IAVF_AQ_RC_ENXIO: |
| return "IAVF_AQ_RC_ENXIO"; |
| case IAVF_AQ_RC_E2BIG: |
| return "IAVF_AQ_RC_E2BIG"; |
| case IAVF_AQ_RC_EAGAIN: |
| return "IAVF_AQ_RC_EAGAIN"; |
| case IAVF_AQ_RC_ENOMEM: |
| return "IAVF_AQ_RC_ENOMEM"; |
| case IAVF_AQ_RC_EACCES: |
| return "IAVF_AQ_RC_EACCES"; |
| case IAVF_AQ_RC_EFAULT: |
| return "IAVF_AQ_RC_EFAULT"; |
| case IAVF_AQ_RC_EBUSY: |
| return "IAVF_AQ_RC_EBUSY"; |
| case IAVF_AQ_RC_EEXIST: |
| return "IAVF_AQ_RC_EEXIST"; |
| case IAVF_AQ_RC_EINVAL: |
| return "IAVF_AQ_RC_EINVAL"; |
| case IAVF_AQ_RC_ENOTTY: |
| return "IAVF_AQ_RC_ENOTTY"; |
| case IAVF_AQ_RC_ENOSPC: |
| return "IAVF_AQ_RC_ENOSPC"; |
| case IAVF_AQ_RC_ENOSYS: |
| return "IAVF_AQ_RC_ENOSYS"; |
| case IAVF_AQ_RC_ERANGE: |
| return "IAVF_AQ_RC_ERANGE"; |
| case IAVF_AQ_RC_EFLUSHED: |
| return "IAVF_AQ_RC_EFLUSHED"; |
| case IAVF_AQ_RC_BAD_ADDR: |
| return "IAVF_AQ_RC_BAD_ADDR"; |
| case IAVF_AQ_RC_EMODE: |
| return "IAVF_AQ_RC_EMODE"; |
| case IAVF_AQ_RC_EFBIG: |
| return "IAVF_AQ_RC_EFBIG"; |
| } |
| |
| snprintf(hw->err_str, sizeof(hw->err_str), "%d", aq_err); |
| return hw->err_str; |
| } |
| |
| /** |
| * iavf_stat_str - convert status err code to a string |
| * @hw: pointer to the HW structure |
| * @stat_err: the status error code to convert |
| **/ |
| const char *iavf_stat_str(struct iavf_hw *hw, enum iavf_status stat_err) |
| { |
| switch (stat_err) { |
| case 0: |
| return "OK"; |
| case IAVF_ERR_NVM: |
| return "IAVF_ERR_NVM"; |
| case IAVF_ERR_NVM_CHECKSUM: |
| return "IAVF_ERR_NVM_CHECKSUM"; |
| case IAVF_ERR_PHY: |
| return "IAVF_ERR_PHY"; |
| case IAVF_ERR_CONFIG: |
| return "IAVF_ERR_CONFIG"; |
| case IAVF_ERR_PARAM: |
| return "IAVF_ERR_PARAM"; |
| case IAVF_ERR_MAC_TYPE: |
| return "IAVF_ERR_MAC_TYPE"; |
| case IAVF_ERR_UNKNOWN_PHY: |
| return "IAVF_ERR_UNKNOWN_PHY"; |
| case IAVF_ERR_LINK_SETUP: |
| return "IAVF_ERR_LINK_SETUP"; |
| case IAVF_ERR_ADAPTER_STOPPED: |
| return "IAVF_ERR_ADAPTER_STOPPED"; |
| case IAVF_ERR_INVALID_MAC_ADDR: |
| return "IAVF_ERR_INVALID_MAC_ADDR"; |
| case IAVF_ERR_DEVICE_NOT_SUPPORTED: |
| return "IAVF_ERR_DEVICE_NOT_SUPPORTED"; |
| case IAVF_ERR_PRIMARY_REQUESTS_PENDING: |
| return "IAVF_ERR_PRIMARY_REQUESTS_PENDING"; |
| case IAVF_ERR_INVALID_LINK_SETTINGS: |
| return "IAVF_ERR_INVALID_LINK_SETTINGS"; |
| case IAVF_ERR_AUTONEG_NOT_COMPLETE: |
| return "IAVF_ERR_AUTONEG_NOT_COMPLETE"; |
| case IAVF_ERR_RESET_FAILED: |
| return "IAVF_ERR_RESET_FAILED"; |
| case IAVF_ERR_SWFW_SYNC: |
| return "IAVF_ERR_SWFW_SYNC"; |
| case IAVF_ERR_NO_AVAILABLE_VSI: |
| return "IAVF_ERR_NO_AVAILABLE_VSI"; |
| case IAVF_ERR_NO_MEMORY: |
| return "IAVF_ERR_NO_MEMORY"; |
| case IAVF_ERR_BAD_PTR: |
| return "IAVF_ERR_BAD_PTR"; |
| case IAVF_ERR_RING_FULL: |
| return "IAVF_ERR_RING_FULL"; |
| case IAVF_ERR_INVALID_PD_ID: |
| return "IAVF_ERR_INVALID_PD_ID"; |
| case IAVF_ERR_INVALID_QP_ID: |
| return "IAVF_ERR_INVALID_QP_ID"; |
| case IAVF_ERR_INVALID_CQ_ID: |
| return "IAVF_ERR_INVALID_CQ_ID"; |
| case IAVF_ERR_INVALID_CEQ_ID: |
| return "IAVF_ERR_INVALID_CEQ_ID"; |
| case IAVF_ERR_INVALID_AEQ_ID: |
| return "IAVF_ERR_INVALID_AEQ_ID"; |
| case IAVF_ERR_INVALID_SIZE: |
| return "IAVF_ERR_INVALID_SIZE"; |
| case IAVF_ERR_INVALID_ARP_INDEX: |
| return "IAVF_ERR_INVALID_ARP_INDEX"; |
| case IAVF_ERR_INVALID_FPM_FUNC_ID: |
| return "IAVF_ERR_INVALID_FPM_FUNC_ID"; |
| case IAVF_ERR_QP_INVALID_MSG_SIZE: |
| return "IAVF_ERR_QP_INVALID_MSG_SIZE"; |
| case IAVF_ERR_QP_TOOMANY_WRS_POSTED: |
| return "IAVF_ERR_QP_TOOMANY_WRS_POSTED"; |
| case IAVF_ERR_INVALID_FRAG_COUNT: |
| return "IAVF_ERR_INVALID_FRAG_COUNT"; |
| case IAVF_ERR_QUEUE_EMPTY: |
| return "IAVF_ERR_QUEUE_EMPTY"; |
| case IAVF_ERR_INVALID_ALIGNMENT: |
| return "IAVF_ERR_INVALID_ALIGNMENT"; |
| case IAVF_ERR_FLUSHED_QUEUE: |
| return "IAVF_ERR_FLUSHED_QUEUE"; |
| case IAVF_ERR_INVALID_PUSH_PAGE_INDEX: |
| return "IAVF_ERR_INVALID_PUSH_PAGE_INDEX"; |
| case IAVF_ERR_INVALID_IMM_DATA_SIZE: |
| return "IAVF_ERR_INVALID_IMM_DATA_SIZE"; |
| case IAVF_ERR_TIMEOUT: |
| return "IAVF_ERR_TIMEOUT"; |
| case IAVF_ERR_OPCODE_MISMATCH: |
| return "IAVF_ERR_OPCODE_MISMATCH"; |
| case IAVF_ERR_CQP_COMPL_ERROR: |
| return "IAVF_ERR_CQP_COMPL_ERROR"; |
| case IAVF_ERR_INVALID_VF_ID: |
| return "IAVF_ERR_INVALID_VF_ID"; |
| case IAVF_ERR_INVALID_HMCFN_ID: |
| return "IAVF_ERR_INVALID_HMCFN_ID"; |
| case IAVF_ERR_BACKING_PAGE_ERROR: |
| return "IAVF_ERR_BACKING_PAGE_ERROR"; |
| case IAVF_ERR_NO_PBLCHUNKS_AVAILABLE: |
| return "IAVF_ERR_NO_PBLCHUNKS_AVAILABLE"; |
| case IAVF_ERR_INVALID_PBLE_INDEX: |
| return "IAVF_ERR_INVALID_PBLE_INDEX"; |
| case IAVF_ERR_INVALID_SD_INDEX: |
| return "IAVF_ERR_INVALID_SD_INDEX"; |
| case IAVF_ERR_INVALID_PAGE_DESC_INDEX: |
| return "IAVF_ERR_INVALID_PAGE_DESC_INDEX"; |
| case IAVF_ERR_INVALID_SD_TYPE: |
| return "IAVF_ERR_INVALID_SD_TYPE"; |
| case IAVF_ERR_MEMCPY_FAILED: |
| return "IAVF_ERR_MEMCPY_FAILED"; |
| case IAVF_ERR_INVALID_HMC_OBJ_INDEX: |
| return "IAVF_ERR_INVALID_HMC_OBJ_INDEX"; |
| case IAVF_ERR_INVALID_HMC_OBJ_COUNT: |
| return "IAVF_ERR_INVALID_HMC_OBJ_COUNT"; |
| case IAVF_ERR_INVALID_SRQ_ARM_LIMIT: |
| return "IAVF_ERR_INVALID_SRQ_ARM_LIMIT"; |
| case IAVF_ERR_SRQ_ENABLED: |
| return "IAVF_ERR_SRQ_ENABLED"; |
| case IAVF_ERR_ADMIN_QUEUE_ERROR: |
| return "IAVF_ERR_ADMIN_QUEUE_ERROR"; |
| case IAVF_ERR_ADMIN_QUEUE_TIMEOUT: |
| return "IAVF_ERR_ADMIN_QUEUE_TIMEOUT"; |
| case IAVF_ERR_BUF_TOO_SHORT: |
| return "IAVF_ERR_BUF_TOO_SHORT"; |
| case IAVF_ERR_ADMIN_QUEUE_FULL: |
| return "IAVF_ERR_ADMIN_QUEUE_FULL"; |
| case IAVF_ERR_ADMIN_QUEUE_NO_WORK: |
| return "IAVF_ERR_ADMIN_QUEUE_NO_WORK"; |
| case IAVF_ERR_BAD_RDMA_CQE: |
| return "IAVF_ERR_BAD_RDMA_CQE"; |
| case IAVF_ERR_NVM_BLANK_MODE: |
| return "IAVF_ERR_NVM_BLANK_MODE"; |
| case IAVF_ERR_NOT_IMPLEMENTED: |
| return "IAVF_ERR_NOT_IMPLEMENTED"; |
| case IAVF_ERR_PE_DOORBELL_NOT_ENABLED: |
| return "IAVF_ERR_PE_DOORBELL_NOT_ENABLED"; |
| case IAVF_ERR_DIAG_TEST_FAILED: |
| return "IAVF_ERR_DIAG_TEST_FAILED"; |
| case IAVF_ERR_NOT_READY: |
| return "IAVF_ERR_NOT_READY"; |
| case IAVF_NOT_SUPPORTED: |
| return "IAVF_NOT_SUPPORTED"; |
| case IAVF_ERR_FIRMWARE_API_VERSION: |
| return "IAVF_ERR_FIRMWARE_API_VERSION"; |
| case IAVF_ERR_ADMIN_QUEUE_CRITICAL_ERROR: |
| return "IAVF_ERR_ADMIN_QUEUE_CRITICAL_ERROR"; |
| } |
| |
| snprintf(hw->err_str, sizeof(hw->err_str), "%d", stat_err); |
| return hw->err_str; |
| } |
| |
| /** |
| * iavf_debug_aq |
| * @hw: debug mask related to admin queue |
| * @mask: debug mask |
| * @desc: pointer to admin queue descriptor |
| * @buffer: pointer to command buffer |
| * @buf_len: max length of buffer |
| * |
| * Dumps debug log about adminq command with descriptor contents. |
| **/ |
| void iavf_debug_aq(struct iavf_hw *hw, enum iavf_debug_mask mask, void *desc, |
| void *buffer, u16 buf_len) |
| { |
| struct iavf_aq_desc *aq_desc = (struct iavf_aq_desc *)desc; |
| u8 *buf = (u8 *)buffer; |
| |
| if ((!(mask & hw->debug_mask)) || !desc) |
| return; |
| |
| iavf_debug(hw, mask, |
| "AQ CMD: opcode 0x%04X, flags 0x%04X, datalen 0x%04X, retval 0x%04X\n", |
| le16_to_cpu(aq_desc->opcode), |
| le16_to_cpu(aq_desc->flags), |
| le16_to_cpu(aq_desc->datalen), |
| le16_to_cpu(aq_desc->retval)); |
| iavf_debug(hw, mask, "\tcookie (h,l) 0x%08X 0x%08X\n", |
| le32_to_cpu(aq_desc->cookie_high), |
| le32_to_cpu(aq_desc->cookie_low)); |
| iavf_debug(hw, mask, "\tparam (0,1) 0x%08X 0x%08X\n", |
| le32_to_cpu(aq_desc->params.internal.param0), |
| le32_to_cpu(aq_desc->params.internal.param1)); |
| iavf_debug(hw, mask, "\taddr (h,l) 0x%08X 0x%08X\n", |
| le32_to_cpu(aq_desc->params.external.addr_high), |
| le32_to_cpu(aq_desc->params.external.addr_low)); |
| |
| if (buffer && aq_desc->datalen) { |
| u16 len = le16_to_cpu(aq_desc->datalen); |
| |
| iavf_debug(hw, mask, "AQ CMD Buffer:\n"); |
| if (buf_len < len) |
| len = buf_len; |
| /* write the full 16-byte chunks */ |
| if (hw->debug_mask & mask) { |
| char prefix[27]; |
| |
| snprintf(prefix, sizeof(prefix), |
| "iavf %02x:%02x.%x: \t0x", |
| hw->bus.bus_id, |
| hw->bus.device, |
| hw->bus.func); |
| |
| print_hex_dump(KERN_INFO, prefix, DUMP_PREFIX_OFFSET, |
| 16, 1, buf, len, false); |
| } |
| } |
| } |
| |
| /** |
| * iavf_check_asq_alive |
| * @hw: pointer to the hw struct |
| * |
| * Returns true if Queue is enabled else false. |
| **/ |
| bool iavf_check_asq_alive(struct iavf_hw *hw) |
| { |
| if (hw->aq.asq.len) |
| return !!(rd32(hw, hw->aq.asq.len) & |
| IAVF_VF_ATQLEN1_ATQENABLE_MASK); |
| else |
| return false; |
| } |
| |
| /** |
| * iavf_aq_queue_shutdown |
| * @hw: pointer to the hw struct |
| * @unloading: is the driver unloading itself |
| * |
| * Tell the Firmware that we're shutting down the AdminQ and whether |
| * or not the driver is unloading as well. |
| **/ |
| enum iavf_status iavf_aq_queue_shutdown(struct iavf_hw *hw, bool unloading) |
| { |
| struct iavf_aq_desc desc; |
| struct iavf_aqc_queue_shutdown *cmd = |
| (struct iavf_aqc_queue_shutdown *)&desc.params.raw; |
| enum iavf_status status; |
| |
| iavf_fill_default_direct_cmd_desc(&desc, iavf_aqc_opc_queue_shutdown); |
| |
| if (unloading) |
| cmd->driver_unloading = cpu_to_le32(IAVF_AQ_DRIVER_UNLOADING); |
| status = iavf_asq_send_command(hw, &desc, NULL, 0, NULL); |
| |
| return status; |
| } |
| |
| /** |
| * iavf_aq_get_set_rss_lut |
| * @hw: pointer to the hardware structure |
| * @vsi_id: vsi fw index |
| * @pf_lut: for PF table set true, for VSI table set false |
| * @lut: pointer to the lut buffer provided by the caller |
| * @lut_size: size of the lut buffer |
| * @set: set true to set the table, false to get the table |
| * |
| * Internal function to get or set RSS look up table |
| **/ |
| static enum iavf_status iavf_aq_get_set_rss_lut(struct iavf_hw *hw, |
| u16 vsi_id, bool pf_lut, |
| u8 *lut, u16 lut_size, |
| bool set) |
| { |
| enum iavf_status status; |
| struct iavf_aq_desc desc; |
| struct iavf_aqc_get_set_rss_lut *cmd_resp = |
| (struct iavf_aqc_get_set_rss_lut *)&desc.params.raw; |
| |
| if (set) |
| iavf_fill_default_direct_cmd_desc(&desc, |
| iavf_aqc_opc_set_rss_lut); |
| else |
| iavf_fill_default_direct_cmd_desc(&desc, |
| iavf_aqc_opc_get_rss_lut); |
| |
| /* Indirect command */ |
| desc.flags |= cpu_to_le16((u16)IAVF_AQ_FLAG_BUF); |
| desc.flags |= cpu_to_le16((u16)IAVF_AQ_FLAG_RD); |
| |
| cmd_resp->vsi_id = |
| cpu_to_le16((u16)((vsi_id << |
| IAVF_AQC_SET_RSS_LUT_VSI_ID_SHIFT) & |
| IAVF_AQC_SET_RSS_LUT_VSI_ID_MASK)); |
| cmd_resp->vsi_id |= cpu_to_le16((u16)IAVF_AQC_SET_RSS_LUT_VSI_VALID); |
| |
| if (pf_lut) |
| cmd_resp->flags |= cpu_to_le16((u16) |
| ((IAVF_AQC_SET_RSS_LUT_TABLE_TYPE_PF << |
| IAVF_AQC_SET_RSS_LUT_TABLE_TYPE_SHIFT) & |
| IAVF_AQC_SET_RSS_LUT_TABLE_TYPE_MASK)); |
| else |
| cmd_resp->flags |= cpu_to_le16((u16) |
| ((IAVF_AQC_SET_RSS_LUT_TABLE_TYPE_VSI << |
| IAVF_AQC_SET_RSS_LUT_TABLE_TYPE_SHIFT) & |
| IAVF_AQC_SET_RSS_LUT_TABLE_TYPE_MASK)); |
| |
| status = iavf_asq_send_command(hw, &desc, lut, lut_size, NULL); |
| |
| return status; |
| } |
| |
| /** |
| * iavf_aq_get_rss_lut |
| * @hw: pointer to the hardware structure |
| * @vsi_id: vsi fw index |
| * @pf_lut: for PF table set true, for VSI table set false |
| * @lut: pointer to the lut buffer provided by the caller |
| * @lut_size: size of the lut buffer |
| * |
| * get the RSS lookup table, PF or VSI type |
| **/ |
| enum iavf_status iavf_aq_get_rss_lut(struct iavf_hw *hw, u16 vsi_id, |
| bool pf_lut, u8 *lut, u16 lut_size) |
| { |
| return iavf_aq_get_set_rss_lut(hw, vsi_id, pf_lut, lut, lut_size, |
| false); |
| } |
| |
| /** |
| * iavf_aq_set_rss_lut |
| * @hw: pointer to the hardware structure |
| * @vsi_id: vsi fw index |
| * @pf_lut: for PF table set true, for VSI table set false |
| * @lut: pointer to the lut buffer provided by the caller |
| * @lut_size: size of the lut buffer |
| * |
| * set the RSS lookup table, PF or VSI type |
| **/ |
| enum iavf_status iavf_aq_set_rss_lut(struct iavf_hw *hw, u16 vsi_id, |
| bool pf_lut, u8 *lut, u16 lut_size) |
| { |
| return iavf_aq_get_set_rss_lut(hw, vsi_id, pf_lut, lut, lut_size, true); |
| } |
| |
| /** |
| * iavf_aq_get_set_rss_key |
| * @hw: pointer to the hw struct |
| * @vsi_id: vsi fw index |
| * @key: pointer to key info struct |
| * @set: set true to set the key, false to get the key |
| * |
| * get the RSS key per VSI |
| **/ |
| static enum |
| iavf_status iavf_aq_get_set_rss_key(struct iavf_hw *hw, u16 vsi_id, |
| struct iavf_aqc_get_set_rss_key_data *key, |
| bool set) |
| { |
| enum iavf_status status; |
| struct iavf_aq_desc desc; |
| struct iavf_aqc_get_set_rss_key *cmd_resp = |
| (struct iavf_aqc_get_set_rss_key *)&desc.params.raw; |
| u16 key_size = sizeof(struct iavf_aqc_get_set_rss_key_data); |
| |
| if (set) |
| iavf_fill_default_direct_cmd_desc(&desc, |
| iavf_aqc_opc_set_rss_key); |
| else |
| iavf_fill_default_direct_cmd_desc(&desc, |
| iavf_aqc_opc_get_rss_key); |
| |
| /* Indirect command */ |
| desc.flags |= cpu_to_le16((u16)IAVF_AQ_FLAG_BUF); |
| desc.flags |= cpu_to_le16((u16)IAVF_AQ_FLAG_RD); |
| |
| cmd_resp->vsi_id = |
| cpu_to_le16((u16)((vsi_id << |
| IAVF_AQC_SET_RSS_KEY_VSI_ID_SHIFT) & |
| IAVF_AQC_SET_RSS_KEY_VSI_ID_MASK)); |
| cmd_resp->vsi_id |= cpu_to_le16((u16)IAVF_AQC_SET_RSS_KEY_VSI_VALID); |
| |
| status = iavf_asq_send_command(hw, &desc, key, key_size, NULL); |
| |
| return status; |
| } |
| |
| /** |
| * iavf_aq_get_rss_key |
| * @hw: pointer to the hw struct |
| * @vsi_id: vsi fw index |
| * @key: pointer to key info struct |
| * |
| **/ |
| enum iavf_status iavf_aq_get_rss_key(struct iavf_hw *hw, u16 vsi_id, |
| struct iavf_aqc_get_set_rss_key_data *key) |
| { |
| return iavf_aq_get_set_rss_key(hw, vsi_id, key, false); |
| } |
| |
| /** |
| * iavf_aq_set_rss_key |
| * @hw: pointer to the hw struct |
| * @vsi_id: vsi fw index |
| * @key: pointer to key info struct |
| * |
| * set the RSS key per VSI |
| **/ |
| enum iavf_status iavf_aq_set_rss_key(struct iavf_hw *hw, u16 vsi_id, |
| struct iavf_aqc_get_set_rss_key_data *key) |
| { |
| return iavf_aq_get_set_rss_key(hw, vsi_id, key, true); |
| } |
| |
| /* The iavf_ptype_lookup table is used to convert from the 8-bit ptype in the |
| * hardware to a bit-field that can be used by SW to more easily determine the |
| * packet type. |
| * |
| * Macros are used to shorten the table lines and make this table human |
| * readable. |
| * |
| * We store the PTYPE in the top byte of the bit field - this is just so that |
| * we can check that the table doesn't have a row missing, as the index into |
| * the table should be the PTYPE. |
| * |
| * Typical work flow: |
| * |
| * IF NOT iavf_ptype_lookup[ptype].known |
| * THEN |
| * Packet is unknown |
| * ELSE IF iavf_ptype_lookup[ptype].outer_ip == IAVF_RX_PTYPE_OUTER_IP |
| * Use the rest of the fields to look at the tunnels, inner protocols, etc |
| * ELSE |
| * Use the enum iavf_rx_l2_ptype to decode the packet type |
| * ENDIF |
| */ |
| |
| /* macro to make the table lines short, use explicit indexing with [PTYPE] */ |
| #define IAVF_PTT(PTYPE, OUTER_IP, OUTER_IP_VER, OUTER_FRAG, T, TE, TEF, I, PL)\ |
| [PTYPE] = { \ |
| 1, \ |
| IAVF_RX_PTYPE_OUTER_##OUTER_IP, \ |
| IAVF_RX_PTYPE_OUTER_##OUTER_IP_VER, \ |
| IAVF_RX_PTYPE_##OUTER_FRAG, \ |
| IAVF_RX_PTYPE_TUNNEL_##T, \ |
| IAVF_RX_PTYPE_TUNNEL_END_##TE, \ |
| IAVF_RX_PTYPE_##TEF, \ |
| IAVF_RX_PTYPE_INNER_PROT_##I, \ |
| IAVF_RX_PTYPE_PAYLOAD_LAYER_##PL } |
| |
| #define IAVF_PTT_UNUSED_ENTRY(PTYPE) [PTYPE] = { 0, 0, 0, 0, 0, 0, 0, 0, 0 } |
| |
| /* shorter macros makes the table fit but are terse */ |
| #define IAVF_RX_PTYPE_NOF IAVF_RX_PTYPE_NOT_FRAG |
| #define IAVF_RX_PTYPE_FRG IAVF_RX_PTYPE_FRAG |
| #define IAVF_RX_PTYPE_INNER_PROT_TS IAVF_RX_PTYPE_INNER_PROT_TIMESYNC |
| |
| /* Lookup table mapping the 8-bit HW PTYPE to the bit field for decoding */ |
| struct iavf_rx_ptype_decoded iavf_ptype_lookup[BIT(8)] = { |
| /* L2 Packet types */ |
| IAVF_PTT_UNUSED_ENTRY(0), |
| IAVF_PTT(1, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2), |
| IAVF_PTT(2, L2, NONE, NOF, NONE, NONE, NOF, TS, PAY2), |
| IAVF_PTT(3, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2), |
| IAVF_PTT_UNUSED_ENTRY(4), |
| IAVF_PTT_UNUSED_ENTRY(5), |
| IAVF_PTT(6, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2), |
| IAVF_PTT(7, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2), |
| IAVF_PTT_UNUSED_ENTRY(8), |
| IAVF_PTT_UNUSED_ENTRY(9), |
| IAVF_PTT(10, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2), |
| IAVF_PTT(11, L2, NONE, NOF, NONE, NONE, NOF, NONE, NONE), |
| IAVF_PTT(12, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3), |
| IAVF_PTT(13, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3), |
| IAVF_PTT(14, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3), |
| IAVF_PTT(15, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3), |
| IAVF_PTT(16, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3), |
| IAVF_PTT(17, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3), |
| IAVF_PTT(18, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3), |
| IAVF_PTT(19, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3), |
| IAVF_PTT(20, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3), |
| IAVF_PTT(21, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3), |
| |
| /* Non Tunneled IPv4 */ |
| IAVF_PTT(22, IP, IPV4, FRG, NONE, NONE, NOF, NONE, PAY3), |
| IAVF_PTT(23, IP, IPV4, NOF, NONE, NONE, NOF, NONE, PAY3), |
| IAVF_PTT(24, IP, IPV4, NOF, NONE, NONE, NOF, UDP, PAY4), |
| IAVF_PTT_UNUSED_ENTRY(25), |
| IAVF_PTT(26, IP, IPV4, NOF, NONE, NONE, NOF, TCP, PAY4), |
| IAVF_PTT(27, IP, IPV4, NOF, NONE, NONE, NOF, SCTP, PAY4), |
| IAVF_PTT(28, IP, IPV4, NOF, NONE, NONE, NOF, ICMP, PAY4), |
| |
| /* IPv4 --> IPv4 */ |
| IAVF_PTT(29, IP, IPV4, NOF, IP_IP, IPV4, FRG, NONE, PAY3), |
| IAVF_PTT(30, IP, IPV4, NOF, IP_IP, IPV4, NOF, NONE, PAY3), |
| IAVF_PTT(31, IP, IPV4, NOF, IP_IP, IPV4, NOF, UDP, PAY4), |
| IAVF_PTT_UNUSED_ENTRY(32), |
| IAVF_PTT(33, IP, IPV4, NOF, IP_IP, IPV4, NOF, TCP, PAY4), |
| IAVF_PTT(34, IP, IPV4, NOF, IP_IP, IPV4, NOF, SCTP, PAY4), |
| IAVF_PTT(35, IP, IPV4, NOF, IP_IP, IPV4, NOF, ICMP, PAY4), |
| |
| /* IPv4 --> IPv6 */ |
| IAVF_PTT(36, IP, IPV4, NOF, IP_IP, IPV6, FRG, NONE, PAY3), |
| IAVF_PTT(37, IP, IPV4, NOF, IP_IP, IPV6, NOF, NONE, PAY3), |
| IAVF_PTT(38, IP, IPV4, NOF, IP_IP, IPV6, NOF, UDP, PAY4), |
| IAVF_PTT_UNUSED_ENTRY(39), |
| IAVF_PTT(40, IP, IPV4, NOF, IP_IP, IPV6, NOF, TCP, PAY4), |
| IAVF_PTT(41, IP, IPV4, NOF, IP_IP, IPV6, NOF, SCTP, PAY4), |
| IAVF_PTT(42, IP, IPV4, NOF, IP_IP, IPV6, NOF, ICMP, PAY4), |
| |
| /* IPv4 --> GRE/NAT */ |
| IAVF_PTT(43, IP, IPV4, NOF, IP_GRENAT, NONE, NOF, NONE, PAY3), |
| |
| /* IPv4 --> GRE/NAT --> IPv4 */ |
| IAVF_PTT(44, IP, IPV4, NOF, IP_GRENAT, IPV4, FRG, NONE, PAY3), |
| IAVF_PTT(45, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, NONE, PAY3), |
| IAVF_PTT(46, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, UDP, PAY4), |
| IAVF_PTT_UNUSED_ENTRY(47), |
| IAVF_PTT(48, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, TCP, PAY4), |
| IAVF_PTT(49, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, SCTP, PAY4), |
| IAVF_PTT(50, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, ICMP, PAY4), |
| |
| /* IPv4 --> GRE/NAT --> IPv6 */ |
| IAVF_PTT(51, IP, IPV4, NOF, IP_GRENAT, IPV6, FRG, NONE, PAY3), |
| IAVF_PTT(52, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, NONE, PAY3), |
| IAVF_PTT(53, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, UDP, PAY4), |
| IAVF_PTT_UNUSED_ENTRY(54), |
| IAVF_PTT(55, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, TCP, PAY4), |
| IAVF_PTT(56, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, SCTP, PAY4), |
| IAVF_PTT(57, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, ICMP, PAY4), |
| |
| /* IPv4 --> GRE/NAT --> MAC */ |
| IAVF_PTT(58, IP, IPV4, NOF, IP_GRENAT_MAC, NONE, NOF, NONE, PAY3), |
| |
| /* IPv4 --> GRE/NAT --> MAC --> IPv4 */ |
| IAVF_PTT(59, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, FRG, NONE, PAY3), |
| IAVF_PTT(60, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, NONE, PAY3), |
| IAVF_PTT(61, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, UDP, PAY4), |
| IAVF_PTT_UNUSED_ENTRY(62), |
| IAVF_PTT(63, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, TCP, PAY4), |
| IAVF_PTT(64, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, SCTP, PAY4), |
| IAVF_PTT(65, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, ICMP, PAY4), |
| |
| /* IPv4 --> GRE/NAT -> MAC --> IPv6 */ |
| IAVF_PTT(66, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, FRG, NONE, PAY3), |
| IAVF_PTT(67, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, NONE, PAY3), |
| IAVF_PTT(68, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, UDP, PAY4), |
| IAVF_PTT_UNUSED_ENTRY(69), |
| IAVF_PTT(70, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, TCP, PAY4), |
| IAVF_PTT(71, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, SCTP, PAY4), |
| IAVF_PTT(72, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, ICMP, PAY4), |
| |
| /* IPv4 --> GRE/NAT --> MAC/VLAN */ |
| IAVF_PTT(73, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, NONE, NOF, NONE, PAY3), |
| |
| /* IPv4 ---> GRE/NAT -> MAC/VLAN --> IPv4 */ |
| IAVF_PTT(74, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, FRG, NONE, PAY3), |
| IAVF_PTT(75, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, NONE, PAY3), |
| IAVF_PTT(76, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, UDP, PAY4), |
| IAVF_PTT_UNUSED_ENTRY(77), |
| IAVF_PTT(78, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, TCP, PAY4), |
| IAVF_PTT(79, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, SCTP, PAY4), |
| IAVF_PTT(80, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, ICMP, PAY4), |
| |
| /* IPv4 -> GRE/NAT -> MAC/VLAN --> IPv6 */ |
| IAVF_PTT(81, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, FRG, NONE, PAY3), |
| IAVF_PTT(82, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, NONE, PAY3), |
| IAVF_PTT(83, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, UDP, PAY4), |
| IAVF_PTT_UNUSED_ENTRY(84), |
| IAVF_PTT(85, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, TCP, PAY4), |
| IAVF_PTT(86, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, SCTP, PAY4), |
| IAVF_PTT(87, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, ICMP, PAY4), |
| |
| /* Non Tunneled IPv6 */ |
| IAVF_PTT(88, IP, IPV6, FRG, NONE, NONE, NOF, NONE, PAY3), |
| IAVF_PTT(89, IP, IPV6, NOF, NONE, NONE, NOF, NONE, PAY3), |
| IAVF_PTT(90, IP, IPV6, NOF, NONE, NONE, NOF, UDP, PAY3), |
| IAVF_PTT_UNUSED_ENTRY(91), |
| IAVF_PTT(92, IP, IPV6, NOF, NONE, NONE, NOF, TCP, PAY4), |
| IAVF_PTT(93, IP, IPV6, NOF, NONE, NONE, NOF, SCTP, PAY4), |
| IAVF_PTT(94, IP, IPV6, NOF, NONE, NONE, NOF, ICMP, PAY4), |
| |
| /* IPv6 --> IPv4 */ |
| IAVF_PTT(95, IP, IPV6, NOF, IP_IP, IPV4, FRG, NONE, PAY3), |
| IAVF_PTT(96, IP, IPV6, NOF, IP_IP, IPV4, NOF, NONE, PAY3), |
| IAVF_PTT(97, IP, IPV6, NOF, IP_IP, IPV4, NOF, UDP, PAY4), |
| IAVF_PTT_UNUSED_ENTRY(98), |
| IAVF_PTT(99, IP, IPV6, NOF, IP_IP, IPV4, NOF, TCP, PAY4), |
| IAVF_PTT(100, IP, IPV6, NOF, IP_IP, IPV4, NOF, SCTP, PAY4), |
| IAVF_PTT(101, IP, IPV6, NOF, IP_IP, IPV4, NOF, ICMP, PAY4), |
| |
| /* IPv6 --> IPv6 */ |
| IAVF_PTT(102, IP, IPV6, NOF, IP_IP, IPV6, FRG, NONE, PAY3), |
| IAVF_PTT(103, IP, IPV6, NOF, IP_IP, IPV6, NOF, NONE, PAY3), |
| IAVF_PTT(104, IP, IPV6, NOF, IP_IP, IPV6, NOF, UDP, PAY4), |
| IAVF_PTT_UNUSED_ENTRY(105), |
| IAVF_PTT(106, IP, IPV6, NOF, IP_IP, IPV6, NOF, TCP, PAY4), |
| IAVF_PTT(107, IP, IPV6, NOF, IP_IP, IPV6, NOF, SCTP, PAY4), |
| IAVF_PTT(108, IP, IPV6, NOF, IP_IP, IPV6, NOF, ICMP, PAY4), |
| |
| /* IPv6 --> GRE/NAT */ |
| IAVF_PTT(109, IP, IPV6, NOF, IP_GRENAT, NONE, NOF, NONE, PAY3), |
| |
| /* IPv6 --> GRE/NAT -> IPv4 */ |
| IAVF_PTT(110, IP, IPV6, NOF, IP_GRENAT, IPV4, FRG, NONE, PAY3), |
| IAVF_PTT(111, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, NONE, PAY3), |
| IAVF_PTT(112, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, UDP, PAY4), |
| IAVF_PTT_UNUSED_ENTRY(113), |
| IAVF_PTT(114, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, TCP, PAY4), |
| IAVF_PTT(115, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, SCTP, PAY4), |
| IAVF_PTT(116, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, ICMP, PAY4), |
| |
| /* IPv6 --> GRE/NAT -> IPv6 */ |
| IAVF_PTT(117, IP, IPV6, NOF, IP_GRENAT, IPV6, FRG, NONE, PAY3), |
| IAVF_PTT(118, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, NONE, PAY3), |
| IAVF_PTT(119, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, UDP, PAY4), |
| IAVF_PTT_UNUSED_ENTRY(120), |
| IAVF_PTT(121, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, TCP, PAY4), |
| IAVF_PTT(122, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, SCTP, PAY4), |
| IAVF_PTT(123, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, ICMP, PAY4), |
| |
| /* IPv6 --> GRE/NAT -> MAC */ |
| IAVF_PTT(124, IP, IPV6, NOF, IP_GRENAT_MAC, NONE, NOF, NONE, PAY3), |
| |
| /* IPv6 --> GRE/NAT -> MAC -> IPv4 */ |
| IAVF_PTT(125, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, FRG, NONE, PAY3), |
| IAVF_PTT(126, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, NONE, PAY3), |
| IAVF_PTT(127, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, UDP, PAY4), |
| IAVF_PTT_UNUSED_ENTRY(128), |
| IAVF_PTT(129, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, TCP, PAY4), |
| IAVF_PTT(130, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, SCTP, PAY4), |
| IAVF_PTT(131, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, ICMP, PAY4), |
| |
| /* IPv6 --> GRE/NAT -> MAC -> IPv6 */ |
| IAVF_PTT(132, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, FRG, NONE, PAY3), |
| IAVF_PTT(133, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, NONE, PAY3), |
| IAVF_PTT(134, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, UDP, PAY4), |
| IAVF_PTT_UNUSED_ENTRY(135), |
| IAVF_PTT(136, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, TCP, PAY4), |
| IAVF_PTT(137, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, SCTP, PAY4), |
| IAVF_PTT(138, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, ICMP, PAY4), |
| |
| /* IPv6 --> GRE/NAT -> MAC/VLAN */ |
| IAVF_PTT(139, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, NONE, NOF, NONE, PAY3), |
| |
| /* IPv6 --> GRE/NAT -> MAC/VLAN --> IPv4 */ |
| IAVF_PTT(140, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, FRG, NONE, PAY3), |
| IAVF_PTT(141, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, NONE, PAY3), |
| IAVF_PTT(142, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, UDP, PAY4), |
| IAVF_PTT_UNUSED_ENTRY(143), |
| IAVF_PTT(144, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, TCP, PAY4), |
| IAVF_PTT(145, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, SCTP, PAY4), |
| IAVF_PTT(146, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, ICMP, PAY4), |
| |
| /* IPv6 --> GRE/NAT -> MAC/VLAN --> IPv6 */ |
| IAVF_PTT(147, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, FRG, NONE, PAY3), |
| IAVF_PTT(148, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, NONE, PAY3), |
| IAVF_PTT(149, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, UDP, PAY4), |
| IAVF_PTT_UNUSED_ENTRY(150), |
| IAVF_PTT(151, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, TCP, PAY4), |
| IAVF_PTT(152, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, SCTP, PAY4), |
| IAVF_PTT(153, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, ICMP, PAY4), |
| |
| /* unused entries */ |
| [154 ... 255] = { 0, 0, 0, 0, 0, 0, 0, 0, 0 } |
| }; |
| |
| /** |
| * iavf_aq_send_msg_to_pf |
| * @hw: pointer to the hardware structure |
| * @v_opcode: opcodes for VF-PF communication |
| * @v_retval: return error code |
| * @msg: pointer to the msg buffer |
| * @msglen: msg length |
| * @cmd_details: pointer to command details |
| * |
| * Send message to PF driver using admin queue. By default, this message |
| * is sent asynchronously, i.e. iavf_asq_send_command() does not wait for |
| * completion before returning. |
| **/ |
| enum iavf_status iavf_aq_send_msg_to_pf(struct iavf_hw *hw, |
| enum virtchnl_ops v_opcode, |
| enum iavf_status v_retval, |
| u8 *msg, u16 msglen, |
| struct iavf_asq_cmd_details *cmd_details) |
| { |
| struct iavf_asq_cmd_details details; |
| struct iavf_aq_desc desc; |
| enum iavf_status status; |
| |
| iavf_fill_default_direct_cmd_desc(&desc, iavf_aqc_opc_send_msg_to_pf); |
| desc.flags |= cpu_to_le16((u16)IAVF_AQ_FLAG_SI); |
| desc.cookie_high = cpu_to_le32(v_opcode); |
| desc.cookie_low = cpu_to_le32(v_retval); |
| if (msglen) { |
| desc.flags |= cpu_to_le16((u16)(IAVF_AQ_FLAG_BUF |
| | IAVF_AQ_FLAG_RD)); |
| if (msglen > IAVF_AQ_LARGE_BUF) |
| desc.flags |= cpu_to_le16((u16)IAVF_AQ_FLAG_LB); |
| desc.datalen = cpu_to_le16(msglen); |
| } |
| if (!cmd_details) { |
| memset(&details, 0, sizeof(details)); |
| details.async = true; |
| cmd_details = &details; |
| } |
| status = iavf_asq_send_command(hw, &desc, msg, msglen, cmd_details); |
| return status; |
| } |
| |
| /** |
| * iavf_vf_parse_hw_config |
| * @hw: pointer to the hardware structure |
| * @msg: pointer to the virtual channel VF resource structure |
| * |
| * Given a VF resource message from the PF, populate the hw struct |
| * with appropriate information. |
| **/ |
| void iavf_vf_parse_hw_config(struct iavf_hw *hw, |
| struct virtchnl_vf_resource *msg) |
| { |
| struct virtchnl_vsi_resource *vsi_res; |
| int i; |
| |
| vsi_res = &msg->vsi_res[0]; |
| |
| hw->dev_caps.num_vsis = msg->num_vsis; |
| hw->dev_caps.num_rx_qp = msg->num_queue_pairs; |
| hw->dev_caps.num_tx_qp = msg->num_queue_pairs; |
| hw->dev_caps.num_msix_vectors_vf = msg->max_vectors; |
| hw->dev_caps.dcb = msg->vf_cap_flags & |
| VIRTCHNL_VF_OFFLOAD_L2; |
| hw->dev_caps.fcoe = 0; |
| for (i = 0; i < msg->num_vsis; i++) { |
| if (vsi_res->vsi_type == VIRTCHNL_VSI_SRIOV) { |
| ether_addr_copy(hw->mac.perm_addr, |
| vsi_res->default_mac_addr); |
| ether_addr_copy(hw->mac.addr, |
| vsi_res->default_mac_addr); |
| } |
| vsi_res++; |
| } |
| } |
| |
| /** |
| * iavf_vf_reset |
| * @hw: pointer to the hardware structure |
| * |
| * Send a VF_RESET message to the PF. Does not wait for response from PF |
| * as none will be forthcoming. Immediately after calling this function, |
| * the admin queue should be shut down and (optionally) reinitialized. |
| **/ |
| enum iavf_status iavf_vf_reset(struct iavf_hw *hw) |
| { |
| return iavf_aq_send_msg_to_pf(hw, VIRTCHNL_OP_RESET_VF, |
| 0, NULL, 0, NULL); |
| } |
