diff options
Diffstat (limited to 'drivers/scsi/be2iscsi/be_mgmt.c')
| -rw-r--r-- | drivers/scsi/be2iscsi/be_mgmt.c | 1497 |
1 files changed, 567 insertions, 930 deletions
diff --git a/drivers/scsi/be2iscsi/be_mgmt.c b/drivers/scsi/be2iscsi/be_mgmt.c index 83926e221f1e..aebc4ddb3060 100644 --- a/drivers/scsi/be2iscsi/be_mgmt.c +++ b/drivers/scsi/be2iscsi/be_mgmt.c @@ -1,5 +1,5 @@ /** - * Copyright (C) 2005 - 2015 Emulex + * Copyright (C) 2005 - 2016 Broadcom * All rights reserved. * * This program is free software; you can redistribute it and/or @@ -7,10 +7,10 @@ * as published by the Free Software Foundation. The full GNU General * Public License is included in this distribution in the file called COPYING. * - * Written by: Jayamohan Kallickal (jayamohan.kallickal@avagotech.com) + * Written by: Jayamohan Kallickal (jayamohan.kallickal@broadcom.com) * * Contact Information: - * linux-drivers@avagotech.com + * linux-drivers@broadcom.com * * Emulex * 3333 Susan Street @@ -24,139 +24,9 @@ #include "be_iscsi.h" #include "be_main.h" -/* UE Status Low CSR */ -static const char * const desc_ue_status_low[] = { - "CEV", - "CTX", - "DBUF", - "ERX", - "Host", - "MPU", - "NDMA", - "PTC ", - "RDMA ", - "RXF ", - "RXIPS ", - "RXULP0 ", - "RXULP1 ", - "RXULP2 ", - "TIM ", - "TPOST ", - "TPRE ", - "TXIPS ", - "TXULP0 ", - "TXULP1 ", - "UC ", - "WDMA ", - "TXULP2 ", - "HOST1 ", - "P0_OB_LINK ", - "P1_OB_LINK ", - "HOST_GPIO ", - "MBOX ", - "AXGMAC0", - "AXGMAC1", - "JTAG", - "MPU_INTPEND" -}; - -/* UE Status High CSR */ -static const char * const desc_ue_status_hi[] = { - "LPCMEMHOST", - "MGMT_MAC", - "PCS0ONLINE", - "MPU_IRAM", - "PCS1ONLINE", - "PCTL0", - "PCTL1", - "PMEM", - "RR", - "TXPB", - "RXPP", - "XAUI", - "TXP", - "ARM", - "IPC", - "HOST2", - "HOST3", - "HOST4", - "HOST5", - "HOST6", - "HOST7", - "HOST8", - "HOST9", - "NETC", - "Unknown", - "Unknown", - "Unknown", - "Unknown", - "Unknown", - "Unknown", - "Unknown", - "Unknown" -}; - -/* - * beiscsi_ue_detec()- Detect Unrecoverable Error on adapter - * @phba: Driver priv structure - * - * Read registers linked to UE and check for the UE status - **/ -void beiscsi_ue_detect(struct beiscsi_hba *phba) -{ - uint32_t ue_hi = 0, ue_lo = 0; - uint32_t ue_mask_hi = 0, ue_mask_lo = 0; - uint8_t i = 0; - - if (phba->ue_detected) - return; - - pci_read_config_dword(phba->pcidev, - PCICFG_UE_STATUS_LOW, &ue_lo); - pci_read_config_dword(phba->pcidev, - PCICFG_UE_STATUS_MASK_LOW, - &ue_mask_lo); - pci_read_config_dword(phba->pcidev, - PCICFG_UE_STATUS_HIGH, - &ue_hi); - pci_read_config_dword(phba->pcidev, - PCICFG_UE_STATUS_MASK_HI, - &ue_mask_hi); - - ue_lo = (ue_lo & ~ue_mask_lo); - ue_hi = (ue_hi & ~ue_mask_hi); - - - if (ue_lo || ue_hi) { - phba->ue_detected = true; - beiscsi_log(phba, KERN_ERR, - BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX, - "BG_%d : Error detected on the adapter\n"); - } - - if (ue_lo) { - for (i = 0; ue_lo; ue_lo >>= 1, i++) { - if (ue_lo & 1) - beiscsi_log(phba, KERN_ERR, - BEISCSI_LOG_CONFIG, - "BG_%d : UE_LOW %s bit set\n", - desc_ue_status_low[i]); - } - } - - if (ue_hi) { - for (i = 0; ue_hi; ue_hi >>= 1, i++) { - if (ue_hi & 1) - beiscsi_log(phba, KERN_ERR, - BEISCSI_LOG_CONFIG, - "BG_%d : UE_HIGH %s bit set\n", - desc_ue_status_hi[i]); - } - } -} - -int be_cmd_modify_eq_delay(struct beiscsi_hba *phba, - struct be_set_eqd *set_eqd, int num) +int beiscsi_modify_eq_delay(struct beiscsi_hba *phba, + struct be_set_eqd *set_eqd, + int num) { struct be_ctrl_info *ctrl = &phba->ctrl; struct be_mcc_wrb *wrb; @@ -174,7 +44,7 @@ int be_cmd_modify_eq_delay(struct beiscsi_hba *phba, req = embedded_payload(wrb); be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_MODIFY_EQ_DELAY, sizeof(*req)); + OPCODE_COMMON_MODIFY_EQ_DELAY, sizeof(*req)); req->num_eq = cpu_to_le32(num); for (i = 0; i < num; i++) { @@ -184,386 +54,13 @@ int be_cmd_modify_eq_delay(struct beiscsi_hba *phba, cpu_to_le32(set_eqd[i].delay_multiplier); } + /* ignore the completion of this mbox command */ + set_bit(MCC_TAG_STATE_IGNORE, &ctrl->ptag_state[tag].tag_state); be_mcc_notify(phba, tag); mutex_unlock(&ctrl->mbox_lock); return tag; } -/** - * mgmt_reopen_session()- Reopen a session based on reopen_type - * @phba: Device priv structure instance - * @reopen_type: Type of reopen_session FW should do. - * @sess_handle: Session Handle of the session to be re-opened - * - * return - * the TAG used for MBOX Command - * - **/ -unsigned int mgmt_reopen_session(struct beiscsi_hba *phba, - unsigned int reopen_type, - unsigned int sess_handle) -{ - struct be_ctrl_info *ctrl = &phba->ctrl; - struct be_mcc_wrb *wrb; - struct be_cmd_reopen_session_req *req; - unsigned int tag; - - beiscsi_log(phba, KERN_INFO, - BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX, - "BG_%d : In bescsi_get_boot_target\n"); - - mutex_lock(&ctrl->mbox_lock); - wrb = alloc_mcc_wrb(phba, &tag); - if (!wrb) { - mutex_unlock(&ctrl->mbox_lock); - return 0; - } - - req = embedded_payload(wrb); - be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); - be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI, - OPCODE_ISCSI_INI_DRIVER_REOPEN_ALL_SESSIONS, - sizeof(struct be_cmd_reopen_session_resp)); - - /* set the reopen_type,sess_handle */ - req->reopen_type = reopen_type; - req->session_handle = sess_handle; - - be_mcc_notify(phba, tag); - mutex_unlock(&ctrl->mbox_lock); - return tag; -} - -unsigned int mgmt_get_boot_target(struct beiscsi_hba *phba) -{ - struct be_ctrl_info *ctrl = &phba->ctrl; - struct be_mcc_wrb *wrb; - struct be_cmd_get_boot_target_req *req; - unsigned int tag; - - beiscsi_log(phba, KERN_INFO, - BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX, - "BG_%d : In bescsi_get_boot_target\n"); - - mutex_lock(&ctrl->mbox_lock); - wrb = alloc_mcc_wrb(phba, &tag); - if (!wrb) { - mutex_unlock(&ctrl->mbox_lock); - return 0; - } - - req = embedded_payload(wrb); - be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); - be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI, - OPCODE_ISCSI_INI_BOOT_GET_BOOT_TARGET, - sizeof(struct be_cmd_get_boot_target_resp)); - - be_mcc_notify(phba, tag); - mutex_unlock(&ctrl->mbox_lock); - return tag; -} - -unsigned int mgmt_get_session_info(struct beiscsi_hba *phba, - u32 boot_session_handle, - struct be_dma_mem *nonemb_cmd) -{ - struct be_ctrl_info *ctrl = &phba->ctrl; - struct be_mcc_wrb *wrb; - unsigned int tag; - struct be_cmd_get_session_req *req; - struct be_cmd_get_session_resp *resp; - struct be_sge *sge; - - beiscsi_log(phba, KERN_INFO, - BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX, - "BG_%d : In beiscsi_get_session_info\n"); - - mutex_lock(&ctrl->mbox_lock); - wrb = alloc_mcc_wrb(phba, &tag); - if (!wrb) { - mutex_unlock(&ctrl->mbox_lock); - return 0; - } - - nonemb_cmd->size = sizeof(*resp); - req = nonemb_cmd->va; - memset(req, 0, sizeof(*req)); - sge = nonembedded_sgl(wrb); - be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1); - be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI, - OPCODE_ISCSI_INI_SESSION_GET_A_SESSION, - sizeof(*resp)); - req->session_handle = boot_session_handle; - sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd->dma)); - sge->pa_lo = cpu_to_le32(nonemb_cmd->dma & 0xFFFFFFFF); - sge->len = cpu_to_le32(nonemb_cmd->size); - - be_mcc_notify(phba, tag); - mutex_unlock(&ctrl->mbox_lock); - return tag; -} - -/** - * mgmt_get_port_name()- Get port name for the function - * @ctrl: ptr to Ctrl Info - * @phba: ptr to the dev priv structure - * - * Get the alphanumeric character for port - * - **/ -int mgmt_get_port_name(struct be_ctrl_info *ctrl, - struct beiscsi_hba *phba) -{ - int ret = 0; - struct be_mcc_wrb *wrb; - struct be_cmd_get_port_name *ioctl; - - mutex_lock(&ctrl->mbox_lock); - wrb = wrb_from_mbox(&ctrl->mbox_mem); - memset(wrb, 0, sizeof(*wrb)); - ioctl = embedded_payload(wrb); - - be_wrb_hdr_prepare(wrb, sizeof(*ioctl), true, 0); - be_cmd_hdr_prepare(&ioctl->h.req_hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_GET_PORT_NAME, - EMBED_MBX_MAX_PAYLOAD_SIZE); - ret = be_mbox_notify(ctrl); - phba->port_name = 0; - if (!ret) { - phba->port_name = ioctl->p.resp.port_names >> - (phba->fw_config.phys_port * 8) & 0xff; - } else { - beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT, - "BG_%d : GET_PORT_NAME ret 0x%x status 0x%x\n", - ret, ioctl->h.resp_hdr.status); - } - - if (phba->port_name == 0) - phba->port_name = '?'; - - mutex_unlock(&ctrl->mbox_lock); - return ret; -} - -/** - * mgmt_get_fw_config()- Get the FW config for the function - * @ctrl: ptr to Ctrl Info - * @phba: ptr to the dev priv structure - * - * Get the FW config and resources available for the function. - * The resources are created based on the count received here. - * - * return - * Success: 0 - * Failure: Non-Zero Value - **/ -int mgmt_get_fw_config(struct be_ctrl_info *ctrl, - struct beiscsi_hba *phba) -{ - struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem); - struct be_fw_cfg *pfw_cfg = embedded_payload(wrb); - uint32_t cid_count, icd_count; - int status = -EINVAL; - uint8_t ulp_num = 0; - - mutex_lock(&ctrl->mbox_lock); - memset(wrb, 0, sizeof(*wrb)); - be_wrb_hdr_prepare(wrb, sizeof(*pfw_cfg), true, 0); - - be_cmd_hdr_prepare(&pfw_cfg->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_QUERY_FIRMWARE_CONFIG, - EMBED_MBX_MAX_PAYLOAD_SIZE); - - if (be_mbox_notify(ctrl)) { - beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT, - "BG_%d : Failed in mgmt_get_fw_config\n"); - goto fail_init; - } - - /* FW response formats depend on port id */ - phba->fw_config.phys_port = pfw_cfg->phys_port; - if (phba->fw_config.phys_port >= BEISCSI_PHYS_PORT_MAX) { - beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT, - "BG_%d : invalid physical port id %d\n", - phba->fw_config.phys_port); - goto fail_init; - } - - /* populate and check FW config against min and max values */ - if (!is_chip_be2_be3r(phba)) { - phba->fw_config.eqid_count = pfw_cfg->eqid_count; - phba->fw_config.cqid_count = pfw_cfg->cqid_count; - if (phba->fw_config.eqid_count == 0 || - phba->fw_config.eqid_count > 2048) { - beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT, - "BG_%d : invalid EQ count %d\n", - phba->fw_config.eqid_count); - goto fail_init; - } - if (phba->fw_config.cqid_count == 0 || - phba->fw_config.cqid_count > 4096) { - beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT, - "BG_%d : invalid CQ count %d\n", - phba->fw_config.cqid_count); - goto fail_init; - } - beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT, - "BG_%d : EQ_Count : %d CQ_Count : %d\n", - phba->fw_config.eqid_count, - phba->fw_config.cqid_count); - } - - /** - * Check on which all ULP iSCSI Protocol is loaded. - * Set the Bit for those ULP. This set flag is used - * at all places in the code to check on which ULP - * iSCSi Protocol is loaded - **/ - for (ulp_num = 0; ulp_num < BEISCSI_ULP_COUNT; ulp_num++) { - if (pfw_cfg->ulp[ulp_num].ulp_mode & - BEISCSI_ULP_ISCSI_INI_MODE) { - set_bit(ulp_num, &phba->fw_config.ulp_supported); - - /* Get the CID, ICD and Chain count for each ULP */ - phba->fw_config.iscsi_cid_start[ulp_num] = - pfw_cfg->ulp[ulp_num].sq_base; - phba->fw_config.iscsi_cid_count[ulp_num] = - pfw_cfg->ulp[ulp_num].sq_count; - - phba->fw_config.iscsi_icd_start[ulp_num] = - pfw_cfg->ulp[ulp_num].icd_base; - phba->fw_config.iscsi_icd_count[ulp_num] = - pfw_cfg->ulp[ulp_num].icd_count; - - phba->fw_config.iscsi_chain_start[ulp_num] = - pfw_cfg->chain_icd[ulp_num].chain_base; - phba->fw_config.iscsi_chain_count[ulp_num] = - pfw_cfg->chain_icd[ulp_num].chain_count; - - beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT, - "BG_%d : Function loaded on ULP : %d\n" - "\tiscsi_cid_count : %d\n" - "\tiscsi_cid_start : %d\n" - "\t iscsi_icd_count : %d\n" - "\t iscsi_icd_start : %d\n", - ulp_num, - phba->fw_config. - iscsi_cid_count[ulp_num], - phba->fw_config. - iscsi_cid_start[ulp_num], - phba->fw_config. - iscsi_icd_count[ulp_num], - phba->fw_config. - iscsi_icd_start[ulp_num]); - } - } - - if (phba->fw_config.ulp_supported == 0) { - beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT, - "BG_%d : iSCSI initiator mode not set: ULP0 %x ULP1 %x\n", - pfw_cfg->ulp[BEISCSI_ULP0].ulp_mode, - pfw_cfg->ulp[BEISCSI_ULP1].ulp_mode); - goto fail_init; - } - - /** - * ICD is shared among ULPs. Use icd_count of any one loaded ULP - **/ - for (ulp_num = 0; ulp_num < BEISCSI_ULP_COUNT; ulp_num++) - if (test_bit(ulp_num, &phba->fw_config.ulp_supported)) - break; - icd_count = phba->fw_config.iscsi_icd_count[ulp_num]; - if (icd_count == 0 || icd_count > 65536) { - beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT, - "BG_%d: invalid ICD count %d\n", icd_count); - goto fail_init; - } - - cid_count = BEISCSI_GET_CID_COUNT(phba, BEISCSI_ULP0) + - BEISCSI_GET_CID_COUNT(phba, BEISCSI_ULP1); - if (cid_count == 0 || cid_count > 4096) { - beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT, - "BG_%d: invalid CID count %d\n", cid_count); - goto fail_init; - } - - /** - * Check FW is dual ULP aware i.e. can handle either - * of the protocols. - */ - phba->fw_config.dual_ulp_aware = (pfw_cfg->function_mode & - BEISCSI_FUNC_DUA_MODE); - - beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT, - "BG_%d : DUA Mode : 0x%x\n", - phba->fw_config.dual_ulp_aware); - - /* all set, continue using this FW config */ - status = 0; -fail_init: - mutex_unlock(&ctrl->mbox_lock); - return status; -} - -int mgmt_check_supported_fw(struct be_ctrl_info *ctrl, - struct beiscsi_hba *phba) -{ - struct be_dma_mem nonemb_cmd; - struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem); - struct be_mgmt_controller_attributes *req; - struct be_sge *sge = nonembedded_sgl(wrb); - int status = 0; - - nonemb_cmd.va = pci_alloc_consistent(ctrl->pdev, - sizeof(struct be_mgmt_controller_attributes), - &nonemb_cmd.dma); - if (nonemb_cmd.va == NULL) { - beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT, - "BG_%d : Failed to allocate memory for " - "mgmt_check_supported_fw\n"); - return -ENOMEM; - } - nonemb_cmd.size = sizeof(struct be_mgmt_controller_attributes); - req = nonemb_cmd.va; - memset(req, 0, sizeof(*req)); - mutex_lock(&ctrl->mbox_lock); - memset(wrb, 0, sizeof(*wrb)); - be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1); - be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, - OPCODE_COMMON_GET_CNTL_ATTRIBUTES, sizeof(*req)); - sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd.dma)); - sge->pa_lo = cpu_to_le32(nonemb_cmd.dma & 0xFFFFFFFF); - sge->len = cpu_to_le32(nonemb_cmd.size); - status = be_mbox_notify(ctrl); - if (!status) { - struct be_mgmt_controller_attributes_resp *resp = nonemb_cmd.va; - beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT, - "BG_%d : Firmware Version of CMD : %s\n" - "Firmware Version is : %s\n" - "Developer Build, not performing version check...\n", - resp->params.hba_attribs - .flashrom_version_string, - resp->params.hba_attribs. - firmware_version_string); - - phba->fw_config.iscsi_features = - resp->params.hba_attribs.iscsi_features; - beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT, - "BM_%d : phba->fw_config.iscsi_features = %d\n", - phba->fw_config.iscsi_features); - memcpy(phba->fw_ver_str, resp->params.hba_attribs. - firmware_version_string, BEISCSI_VER_STRLEN); - } else - beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT, - "BG_%d : Failed in mgmt_check_supported_fw\n"); - mutex_unlock(&ctrl->mbox_lock); - if (nonemb_cmd.va) - pci_free_consistent(ctrl->pdev, nonemb_cmd.size, - nonemb_cmd.va, nonemb_cmd.dma); - - return status; -} - unsigned int mgmt_vendor_specific_fw_cmd(struct be_ctrl_info *ctrl, struct beiscsi_hba *phba, struct bsg_job *job, @@ -609,7 +106,7 @@ unsigned int mgmt_vendor_specific_fw_cmd(struct be_ctrl_info *ctrl, bsg_req->rqst_data.h_vendor.vendor_cmd[0]); mutex_unlock(&ctrl->mbox_lock); - return -ENOSYS; + return -EPERM; } wrb = alloc_mcc_wrb(phba, &tag); @@ -631,48 +128,6 @@ unsigned int mgmt_vendor_specific_fw_cmd(struct be_ctrl_info *ctrl, return tag; } -/** - * mgmt_epfw_cleanup()- Inform FW to cleanup data structures. - * @phba: pointer to dev priv structure - * @ulp_num: ULP number. - * - * return - * Success: 0 - * Failure: Non-Zero Value - **/ -int mgmt_epfw_cleanup(struct beiscsi_hba *phba, unsigned short ulp_num) -{ - struct be_ctrl_info *ctrl = &phba->ctrl; - struct be_mcc_wrb *wrb; - struct iscsi_cleanup_req *req; - unsigned int tag; - int status; - - mutex_lock(&ctrl->mbox_lock); - wrb = alloc_mcc_wrb(phba, &tag); - if (!wrb) { - mutex_unlock(&ctrl->mbox_lock); - return -EBUSY; - } - - req = embedded_payload(wrb); - be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); - be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI, - OPCODE_COMMON_ISCSI_CLEANUP, sizeof(*req)); - - req->chute = (1 << ulp_num); - req->hdr_ring_id = cpu_to_le16(HWI_GET_DEF_HDRQ_ID(phba, ulp_num)); - req->data_ring_id = cpu_to_le16(HWI_GET_DEF_BUFQ_ID(phba, ulp_num)); - - be_mcc_notify(phba, tag); - status = be_mcc_compl_poll(phba, tag); - if (status) - beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_INIT, - "BG_%d : mgmt_epfw_cleanup , FAILED\n"); - mutex_unlock(&ctrl->mbox_lock); - return status; -} - unsigned int mgmt_invalidate_icds(struct beiscsi_hba *phba, struct invalidate_command_table *inv_tbl, unsigned int num_invalidate, unsigned int cid, @@ -844,7 +299,7 @@ int mgmt_open_connection(struct beiscsi_hba *phba, nonemb_cmd->size); if (dst_addr->sa_family == PF_INET) { __be32 s_addr = daddr_in->sin_addr.s_addr; - req->ip_address.ip_type = BE2_IPV4; + req->ip_address.ip_type = BEISCSI_IP_TYPE_V4; req->ip_address.addr[0] = s_addr & 0x000000ff; req->ip_address.addr[1] = (s_addr & 0x0000ff00) >> 8; req->ip_address.addr[2] = (s_addr & 0x00ff0000) >> 16; @@ -852,17 +307,17 @@ int mgmt_open_connection(struct beiscsi_hba *phba, req->tcp_port = ntohs(daddr_in->sin_port); beiscsi_ep->dst_addr = daddr_in->sin_addr.s_addr; beiscsi_ep->dst_tcpport = ntohs(daddr_in->sin_port); - beiscsi_ep->ip_type = BE2_IPV4; + beiscsi_ep->ip_type = BEISCSI_IP_TYPE_V4; } else { /* else its PF_INET6 family */ - req->ip_address.ip_type = BE2_IPV6; + req->ip_address.ip_type = BEISCSI_IP_TYPE_V6; memcpy(&req->ip_address.addr, &daddr_in6->sin6_addr.in6_u.u6_addr8, 16); req->tcp_port = ntohs(daddr_in6->sin6_port); beiscsi_ep->dst_tcpport = ntohs(daddr_in6->sin6_port); memcpy(&beiscsi_ep->dst6_addr, &daddr_in6->sin6_addr.in6_u.u6_addr8, 16); - beiscsi_ep->ip_type = BE2_IPV6; + beiscsi_ep->ip_type = BEISCSI_IP_TYPE_V6; } req->cid = cid; i = phba->nxt_cqid++; @@ -883,7 +338,7 @@ int mgmt_open_connection(struct beiscsi_hba *phba, if (!is_chip_be2_be3r(phba)) { req->hdr.version = MBX_CMD_VER1; - req->tcp_window_size = 0; + req->tcp_window_size = 0x8000; req->tcp_window_scale_count = 2; } @@ -892,44 +347,6 @@ int mgmt_open_connection(struct beiscsi_hba *phba, return tag; } -unsigned int mgmt_get_all_if_id(struct beiscsi_hba *phba) -{ - struct be_ctrl_info *ctrl = &phba->ctrl; - struct be_mcc_wrb *wrb; - struct be_cmd_get_all_if_id_req *req; - struct be_cmd_get_all_if_id_req *pbe_allid; - unsigned int tag; - int status = 0; - - if (mutex_lock_interruptible(&ctrl->mbox_lock)) - return -EINTR; - wrb = alloc_mcc_wrb(phba, &tag); - if (!wrb) { - mutex_unlock(&ctrl->mbox_lock); - return -ENOMEM; - } - - req = embedded_payload(wrb); - be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); - be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI, - OPCODE_COMMON_ISCSI_NTWK_GET_ALL_IF_ID, - sizeof(*req)); - be_mcc_notify(phba, tag); - mutex_unlock(&ctrl->mbox_lock); - - status = beiscsi_mccq_compl_wait(phba, tag, &wrb, NULL); - if (status) { - beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG, - "BG_%d : Failed in mgmt_get_all_if_id\n"); - return -EBUSY; - } - - pbe_allid = embedded_payload(wrb); - phba->interface_handle = pbe_allid->if_hndl_list[0]; - - return status; -} - /* * mgmt_exec_nonemb_cmd()- Execute Non Embedded MBX Cmd * @phba: Driver priv structure @@ -1001,72 +418,68 @@ static int mgmt_alloc_cmd_data(struct beiscsi_hba *phba, struct be_dma_mem *cmd, } cmd->size = size; be_cmd_hdr_prepare(cmd->va, CMD_SUBSYSTEM_ISCSI, iscsi_cmd, size); + beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG, + "BG_%d : subsystem iSCSI cmd %d size %d\n", + iscsi_cmd, size); return 0; } -static int -mgmt_static_ip_modify(struct beiscsi_hba *phba, - struct be_cmd_get_if_info_resp *if_info, - struct iscsi_iface_param_info *ip_param, - struct iscsi_iface_param_info *subnet_param, - uint32_t ip_action) +unsigned int beiscsi_if_get_handle(struct beiscsi_hba *phba) { - struct be_cmd_set_ip_addr_req *req; - struct be_dma_mem nonemb_cmd; - uint32_t ip_type; - int rc; + struct be_ctrl_info *ctrl = &phba->ctrl; + struct be_mcc_wrb *wrb; + struct be_cmd_get_all_if_id_req *req; + struct be_cmd_get_all_if_id_req *pbe_allid; + unsigned int tag; + int status = 0; - rc = mgmt_alloc_cmd_data(phba, &nonemb_cmd, - OPCODE_COMMON_ISCSI_NTWK_MODIFY_IP_ADDR, - sizeof(*req)); - if (rc) - return rc; + if (mutex_lock_interruptible(&ctrl->mbox_lock)) + return -EINTR; + wrb = alloc_mcc_wrb(phba, &tag); + if (!wrb) { + mutex_unlock(&ctrl->mbox_lock); + return -ENOMEM; + } - ip_type = (ip_param->param == ISCSI_NET_PARAM_IPV6_ADDR) ? - BE2_IPV6 : BE2_IPV4 ; + req = embedded_payload(wrb); + be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); + be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI, + OPCODE_COMMON_ISCSI_NTWK_GET_ALL_IF_ID, + sizeof(*req)); + be_mcc_notify(phba, tag); + mutex_unlock(&ctrl->mbox_lock); - req = nonemb_cmd.va; - req->ip_params.record_entry_count = 1; - req->ip_params.ip_record.action = ip_action; - req->ip_params.ip_record.interface_hndl = - phba->interface_handle; - req->ip_params.ip_record.ip_addr.size_of_structure = - sizeof(struct be_ip_addr_subnet_format); - req->ip_params.ip_record.ip_addr.ip_type = ip_type; + status = beiscsi_mccq_compl_wait(phba, tag, &wrb, NULL); + if (status) { + beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG, + "BG_%d : %s failed: %d\n", __func__, status); + return -EBUSY; + } - if (ip_action == IP_ACTION_ADD) { - memcpy(req->ip_params.ip_record.ip_addr.addr, ip_param->value, - sizeof(req->ip_params.ip_record.ip_addr.addr)); + pbe_allid = embedded_payload(wrb); + /* we now support only one interface per function */ + phba->interface_handle = pbe_allid->if_hndl_list[0]; - if (subnet_param) - memcpy(req->ip_params.ip_record.ip_addr.subnet_mask, - subnet_param->value, - sizeof(req->ip_params.ip_record.ip_addr.subnet_mask)); - } else { - memcpy(req->ip_params.ip_record.ip_addr.addr, - if_info->ip_addr.addr, - sizeof(req->ip_params.ip_record.ip_addr.addr)); + return status; +} - memcpy(req->ip_params.ip_record.ip_addr.subnet_mask, - if_info->ip_addr.subnet_mask, - sizeof(req->ip_params.ip_record.ip_addr.subnet_mask)); - } +static inline bool beiscsi_if_zero_ip(u8 *ip, u32 ip_type) +{ + u32 len; - rc = mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, NULL, 0); - if (rc < 0) - beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG, - "BG_%d : Failed to Modify existing IP Address\n"); - return rc; + len = (ip_type < BEISCSI_IP_TYPE_V6) ? IP_V4_LEN : IP_V6_LEN; + while (len && !ip[len - 1]) + len--; + return (len == 0); } -static int mgmt_modify_gateway(struct beiscsi_hba *phba, uint8_t *gt_addr, - uint32_t gtway_action, uint32_t param_len) +static int beiscsi_if_mod_gw(struct beiscsi_hba *phba, + u32 action, u32 ip_type, u8 *gw) { struct be_cmd_set_def_gateway_req *req; struct be_dma_mem nonemb_cmd; int rt_val; - rt_val = mgmt_alloc_cmd_data(phba, &nonemb_cmd, OPCODE_COMMON_ISCSI_NTWK_MODIFY_DEFAULT_GATEWAY, sizeof(*req)); @@ -1074,200 +487,300 @@ static int mgmt_modify_gateway(struct beiscsi_hba *phba, uint8_t *gt_addr, return rt_val; req = nonemb_cmd.va; - req->action = gtway_action; - req->ip_addr.ip_type = BE2_IPV4; + req->action = action; + req->ip_addr.ip_type = ip_type; + memcpy(req->ip_addr.addr, gw, + (ip_type < BEISCSI_IP_TYPE_V6) ? IP_V4_LEN : IP_V6_LEN); + return mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, NULL, 0); +} - memcpy(req->ip_addr.addr, gt_addr, sizeof(req->ip_addr.addr)); +int beiscsi_if_set_gw(struct beiscsi_hba *phba, u32 ip_type, u8 *gw) +{ + struct be_cmd_get_def_gateway_resp gw_resp; + int rt_val; - return mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, NULL, 0); + memset(&gw_resp, 0, sizeof(gw_resp)); + rt_val = beiscsi_if_get_gw(phba, ip_type, &gw_resp); + if (rt_val) { + beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG, + "BG_%d : Failed to Get Gateway Addr\n"); + return rt_val; + } + + if (!beiscsi_if_zero_ip(gw_resp.ip_addr.addr, ip_type)) { + rt_val = beiscsi_if_mod_gw(phba, IP_ACTION_DEL, ip_type, + gw_resp.ip_addr.addr); + if (rt_val) { + beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG, + "BG_%d : Failed to clear Gateway Addr Set\n"); + return rt_val; + } + } + + rt_val = beiscsi_if_mod_gw(phba, IP_ACTION_ADD, ip_type, gw); + if (rt_val) + beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG, + "BG_%d : Failed to Set Gateway Addr\n"); + + return rt_val; } -int mgmt_set_ip(struct beiscsi_hba *phba, - struct iscsi_iface_param_info *ip_param, - struct iscsi_iface_param_info *subnet_param, - uint32_t boot_proto) +int beiscsi_if_get_gw(struct beiscsi_hba *phba, u32 ip_type, + struct be_cmd_get_def_gateway_resp *resp) { - struct be_cmd_get_def_gateway_resp gtway_addr_set; - struct be_cmd_get_if_info_resp *if_info; - struct be_cmd_set_dhcp_req *dhcpreq; - struct be_cmd_rel_dhcp_req *reldhcp; + struct be_cmd_get_def_gateway_req *req; struct be_dma_mem nonemb_cmd; - uint8_t *gtway_addr; - uint32_t ip_type; int rc; - rc = mgmt_get_all_if_id(phba); + rc = mgmt_alloc_cmd_data(phba, &nonemb_cmd, + OPCODE_COMMON_ISCSI_NTWK_GET_DEFAULT_GATEWAY, + sizeof(*resp)); if (rc) return rc; - ip_type = (ip_param->param == ISCSI_NET_PARAM_IPV6_ADDR) ? - BE2_IPV6 : BE2_IPV4 ; + req = nonemb_cmd.va; + req->ip_type = ip_type; + + return mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, resp, + sizeof(*resp)); +} + +static int +beiscsi_if_clr_ip(struct beiscsi_hba *phba, + struct be_cmd_get_if_info_resp *if_info) +{ + struct be_cmd_set_ip_addr_req *req; + struct be_dma_mem nonemb_cmd; + int rc; - rc = mgmt_get_if_info(phba, ip_type, &if_info); + rc = mgmt_alloc_cmd_data(phba, &nonemb_cmd, + OPCODE_COMMON_ISCSI_NTWK_MODIFY_IP_ADDR, + sizeof(*req)); if (rc) return rc; - if (boot_proto == ISCSI_BOOTPROTO_DHCP) { - if (if_info->dhcp_state) { - beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG, - "BG_%d : DHCP Already Enabled\n"); - goto exit; - } - /* The ip_param->len is 1 in DHCP case. Setting - proper IP len as this it is used while - freeing the Static IP. - */ - ip_param->len = (ip_param->param == ISCSI_NET_PARAM_IPV6_ADDR) ? - IP_V6_LEN : IP_V4_LEN; - - } else { - if (if_info->dhcp_state) { + req = nonemb_cmd.va; + req->ip_params.record_entry_count = 1; + req->ip_params.ip_record.action = IP_ACTION_DEL; + req->ip_params.ip_record.interface_hndl = + phba->interface_handle; + req->ip_params.ip_record.ip_addr.size_of_structure = + sizeof(struct be_ip_addr_subnet_format); + req->ip_params.ip_record.ip_addr.ip_type = if_info->ip_addr.ip_type; + memcpy(req->ip_params.ip_record.ip_addr.addr, + if_info->ip_addr.addr, + sizeof(if_info->ip_addr.addr)); + memcpy(req->ip_params.ip_record.ip_addr.subnet_mask, + if_info->ip_addr.subnet_mask, + sizeof(if_info->ip_addr.subnet_mask)); + rc = mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, NULL, 0); + if (rc < 0 || req->ip_params.ip_record.status) { + beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG, + "BG_%d : failed to clear IP: rc %d status %d\n", + rc, req->ip_params.ip_record.status); + } + return rc; +} - memset(if_info, 0, sizeof(*if_info)); - rc = mgmt_alloc_cmd_data(phba, &nonemb_cmd, - OPCODE_COMMON_ISCSI_NTWK_REL_STATELESS_IP_ADDR, - sizeof(*reldhcp)); +static int +beiscsi_if_set_ip(struct beiscsi_hba *phba, u8 *ip, + u8 *subnet, u32 ip_type) +{ + struct be_cmd_set_ip_addr_req *req; + struct be_dma_mem nonemb_cmd; + uint32_t ip_len; + int rc; - if (rc) - goto exit; + rc = mgmt_alloc_cmd_data(phba, &nonemb_cmd, + OPCODE_COMMON_ISCSI_NTWK_MODIFY_IP_ADDR, + sizeof(*req)); + if (rc) + return rc; - reldhcp = nonemb_cmd.va; - reldhcp->interface_hndl = phba->interface_handle; - reldhcp->ip_type = ip_type; + req = nonemb_cmd.va; + req->ip_params.record_entry_count = 1; + req->ip_params.ip_record.action = IP_ACTION_ADD; + req->ip_params.ip_record.interface_hndl = + phba->interface_handle; + req->ip_params.ip_record.ip_addr.size_of_structure = + sizeof(struct be_ip_addr_subnet_format); + req->ip_params.ip_record.ip_addr.ip_type = ip_type; + ip_len = (ip_type < BEISCSI_IP_TYPE_V6) ? IP_V4_LEN : IP_V6_LEN; + memcpy(req->ip_params.ip_record.ip_addr.addr, ip, ip_len); + if (subnet) + memcpy(req->ip_params.ip_record.ip_addr.subnet_mask, + subnet, ip_len); - rc = mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, NULL, 0); - if (rc < 0) { - beiscsi_log(phba, KERN_WARNING, - BEISCSI_LOG_CONFIG, - "BG_%d : Failed to Delete existing dhcp\n"); - goto exit; - } - } + rc = mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, NULL, 0); + /** + * In some cases, host needs to look into individual record status + * even though FW reported success for that IOCTL. + */ + if (rc < 0 || req->ip_params.ip_record.status) { + __beiscsi_log(phba, KERN_ERR, + "BG_%d : failed to set IP: rc %d status %d\n", + rc, req->ip_params.ip_record.status); + if (req->ip_params.ip_record.status) + rc = -EINVAL; } + return rc; +} - /* Delete the Static IP Set */ - if (if_info->ip_addr.addr[0]) { - rc = mgmt_static_ip_modify(phba, if_info, ip_param, NULL, - IP_ACTION_DEL); +int beiscsi_if_en_static(struct beiscsi_hba *phba, u32 ip_type, + u8 *ip, u8 *subnet) +{ + struct be_cmd_get_if_info_resp *if_info; + struct be_cmd_rel_dhcp_req *reldhcp; + struct be_dma_mem nonemb_cmd; + int rc; + + rc = beiscsi_if_get_info(phba, ip_type, &if_info); + if (rc) + return rc; + + if (if_info->dhcp_state) { + rc = mgmt_alloc_cmd_data(phba, &nonemb_cmd, + OPCODE_COMMON_ISCSI_NTWK_REL_STATELESS_IP_ADDR, + sizeof(*reldhcp)); if (rc) goto exit; - } - /* Delete the Gateway settings if mode change is to DHCP */ - if (boot_proto == ISCSI_BOOTPROTO_DHCP) { - memset(>way_addr_set, 0, sizeof(gtway_addr_set)); - rc = mgmt_get_gateway(phba, BE2_IPV4, >way_addr_set); - if (rc) { + reldhcp = nonemb_cmd.va; + reldhcp->interface_hndl = phba->interface_handle; + reldhcp->ip_type = ip_type; + rc = mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, NULL, 0); + if (rc < 0) { beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG, - "BG_%d : Failed to Get Gateway Addr\n"); + "BG_%d : failed to release existing DHCP: %d\n", + rc); goto exit; } - - if (gtway_addr_set.ip_addr.addr[0]) { - gtway_addr = (uint8_t *)>way_addr_set.ip_addr.addr; - rc = mgmt_modify_gateway(phba, gtway_addr, - IP_ACTION_DEL, IP_V4_LEN); - - if (rc) { - beiscsi_log(phba, KERN_WARNING, - BEISCSI_LOG_CONFIG, - "BG_%d : Failed to clear Gateway Addr Set\n"); - goto exit; - } - } } - /* Set Adapter to DHCP/Static Mode */ - if (boot_proto == ISCSI_BOOTPROTO_DHCP) { - rc = mgmt_alloc_cmd_data(phba, &nonemb_cmd, - OPCODE_COMMON_ISCSI_NTWK_CONFIG_STATELESS_IP_ADDR, - sizeof(*dhcpreq)); + /* first delete any IP set */ + if (!beiscsi_if_zero_ip(if_info->ip_addr.addr, ip_type)) { + rc = beiscsi_if_clr_ip(phba, if_info); if (rc) goto exit; - - dhcpreq = nonemb_cmd.va; - dhcpreq->flags = BLOCKING; - dhcpreq->retry_count = 1; - dhcpreq->interface_hndl = phba->interface_handle; - dhcpreq->ip_type = BE2_DHCP_V4; - - rc = mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, NULL, 0); - } else { - rc = mgmt_static_ip_modify(phba, if_info, ip_param, - subnet_param, IP_ACTION_ADD); } + /* if ip == NULL then this is called just to release DHCP IP */ + if (ip) + rc = beiscsi_if_set_ip(phba, ip, subnet, ip_type); exit: kfree(if_info); return rc; } -int mgmt_set_gateway(struct beiscsi_hba *phba, - struct iscsi_iface_param_info *gateway_param) +int beiscsi_if_en_dhcp(struct beiscsi_hba *phba, u32 ip_type) { - struct be_cmd_get_def_gateway_resp gtway_addr_set; - uint8_t *gtway_addr; - int rt_val; + struct be_cmd_get_def_gateway_resp gw_resp; + struct be_cmd_get_if_info_resp *if_info; + struct be_cmd_set_dhcp_req *dhcpreq; + struct be_dma_mem nonemb_cmd; + u8 *gw; + int rc; - memset(>way_addr_set, 0, sizeof(gtway_addr_set)); - rt_val = mgmt_get_gateway(phba, BE2_IPV4, >way_addr_set); - if (rt_val) { + rc = beiscsi_if_get_info(phba, ip_type, &if_info); + if (rc) + return rc; + + if (if_info->dhcp_state) { beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG, - "BG_%d : Failed to Get Gateway Addr\n"); - return rt_val; + "BG_%d : DHCP Already Enabled\n"); + goto exit; } - if (gtway_addr_set.ip_addr.addr[0]) { - gtway_addr = (uint8_t *)>way_addr_set.ip_addr.addr; - rt_val = mgmt_modify_gateway(phba, gtway_addr, IP_ACTION_DEL, - gateway_param->len); - if (rt_val) { + /* first delete any IP set */ + if (!beiscsi_if_zero_ip(if_info->ip_addr.addr, ip_type)) { + rc = beiscsi_if_clr_ip(phba, if_info); + if (rc) + goto exit; + } + + /* delete gateway settings if mode change is to DHCP */ + memset(&gw_resp, 0, sizeof(gw_resp)); + /* use ip_type provided in if_info */ + rc = beiscsi_if_get_gw(phba, if_info->ip_addr.ip_type, &gw_resp); + if (rc) { + beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG, + "BG_%d : Failed to Get Gateway Addr\n"); + goto exit; + } + gw = (u8 *)&gw_resp.ip_addr.addr; + if (!beiscsi_if_zero_ip(gw, if_info->ip_addr.ip_type)) { + rc = beiscsi_if_mod_gw(phba, IP_ACTION_DEL, + if_info->ip_addr.ip_type, gw); + if (rc) { beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG, "BG_%d : Failed to clear Gateway Addr Set\n"); - return rt_val; + goto exit; } } - gtway_addr = (uint8_t *)&gateway_param->value; - rt_val = mgmt_modify_gateway(phba, gtway_addr, IP_ACTION_ADD, - gateway_param->len); + rc = mgmt_alloc_cmd_data(phba, &nonemb_cmd, + OPCODE_COMMON_ISCSI_NTWK_CONFIG_STATELESS_IP_ADDR, + sizeof(*dhcpreq)); + if (rc) + goto exit; - if (rt_val) - beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG, - "BG_%d : Failed to Set Gateway Addr\n"); + dhcpreq = nonemb_cmd.va; + dhcpreq->flags = 1; /* 1 - blocking; 0 - non-blocking */ + dhcpreq->retry_count = 1; + dhcpreq->interface_hndl = phba->interface_handle; + dhcpreq->ip_type = ip_type; + rc = mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, NULL, 0); - return rt_val; +exit: + kfree(if_info); + return rc; } -int mgmt_get_gateway(struct beiscsi_hba *phba, int ip_type, - struct be_cmd_get_def_gateway_resp *gateway) +/** + * beiscsi_if_set_vlan()- Issue and wait for CMD completion + * @phba: device private structure instance + * @vlan_tag: VLAN tag + * + * Issue the MBX Cmd and wait for the completion of the + * command. + * + * returns + * Success: 0 + * Failure: Non-Xero Value + **/ +int beiscsi_if_set_vlan(struct beiscsi_hba *phba, uint16_t vlan_tag) { - struct be_cmd_get_def_gateway_req *req; - struct be_dma_mem nonemb_cmd; int rc; + unsigned int tag; - rc = mgmt_alloc_cmd_data(phba, &nonemb_cmd, - OPCODE_COMMON_ISCSI_NTWK_GET_DEFAULT_GATEWAY, - sizeof(*gateway)); - if (rc) - return rc; - - req = nonemb_cmd.va; - req->ip_type = ip_type; + tag = be_cmd_set_vlan(phba, vlan_tag); + if (!tag) { + beiscsi_log(phba, KERN_ERR, + (BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX), + "BG_%d : VLAN Setting Failed\n"); + return -EBUSY; + } - return mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, gateway, - sizeof(*gateway)); + rc = beiscsi_mccq_compl_wait(phba, tag, NULL, NULL); + if (rc) { + beiscsi_log(phba, KERN_ERR, + (BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX), + "BS_%d : VLAN MBX Cmd Failed\n"); + return rc; + } + return rc; } -int mgmt_get_if_info(struct beiscsi_hba *phba, int ip_type, - struct be_cmd_get_if_info_resp **if_info) + +int beiscsi_if_get_info(struct beiscsi_hba *phba, int ip_type, + struct be_cmd_get_if_info_resp **if_info) { struct be_cmd_get_if_info_req *req; struct be_dma_mem nonemb_cmd; uint32_t ioctl_size = sizeof(struct be_cmd_get_if_info_resp); int rc; - rc = mgmt_get_all_if_id(phba); + rc = beiscsi_if_get_handle(phba); if (rc) return rc; @@ -1364,123 +877,317 @@ unsigned int be_cmd_get_initname(struct beiscsi_hba *phba) return tag; } +static void beiscsi_boot_process_compl(struct beiscsi_hba *phba, + unsigned int tag) +{ + struct be_cmd_get_boot_target_resp *boot_resp; + struct be_cmd_resp_logout_fw_sess *logo_resp; + struct be_cmd_get_session_resp *sess_resp; + struct be_mcc_wrb *wrb; + struct boot_struct *bs; + int boot_work, status; + + if (!test_bit(BEISCSI_HBA_BOOT_WORK, &phba->state)) { + __beiscsi_log(phba, KERN_ERR, + "BG_%d : %s no boot work %lx\n", + __func__, phba->state); + return; + } + + if (phba->boot_struct.tag != tag) { + __beiscsi_log(phba, KERN_ERR, + "BG_%d : %s tag mismatch %d:%d\n", + __func__, tag, phba->boot_struct.tag); + return; + } + bs = &phba->boot_struct; + boot_work = 1; + status = 0; + switch (bs->action) { + case BEISCSI_BOOT_REOPEN_SESS: + status = __beiscsi_mcc_compl_status(phba, tag, NULL, NULL); + if (!status) + bs->action = BEISCSI_BOOT_GET_SHANDLE; + else + bs->retry--; + break; + case BEISCSI_BOOT_GET_SHANDLE: + status = __beiscsi_mcc_compl_status(phba, tag, &wrb, NULL); + if (!status) { + boot_resp = embedded_payload(wrb); + bs->s_handle = boot_resp->boot_session_handle; + } + if (bs->s_handle == BE_BOOT_INVALID_SHANDLE) { + bs->action = BEISCSI_BOOT_REOPEN_SESS; + bs->retry--; + } else { + bs->action = BEISCSI_BOOT_GET_SINFO; + } + break; + case BEISCSI_BOOT_GET_SINFO: + status = __beiscsi_mcc_compl_status(phba, tag, NULL, + &bs->nonemb_cmd); + if (!status) { + sess_resp = bs->nonemb_cmd.va; + memcpy(&bs->boot_sess, &sess_resp->session_info, + sizeof(struct mgmt_session_info)); + bs->action = BEISCSI_BOOT_LOGOUT_SESS; + } else { + __beiscsi_log(phba, KERN_ERR, + "BG_%d : get boot session info error : 0x%x\n", + status); + boot_work = 0; + } + pci_free_consistent(phba->ctrl.pdev, bs->nonemb_cmd.size, + bs->nonemb_cmd.va, bs->nonemb_cmd.dma); + bs->nonemb_cmd.va = NULL; + break; + case BEISCSI_BOOT_LOGOUT_SESS: + status = __beiscsi_mcc_compl_status(phba, tag, &wrb, NULL); + if (!status) { + logo_resp = embedded_payload(wrb); + if (logo_resp->session_status != BE_SESS_STATUS_CLOSE) { + __beiscsi_log(phba, KERN_ERR, + "BG_%d : FW boot session logout error : 0x%x\n", + logo_resp->session_status); + } + } + /* continue to create boot_kset even if logout failed? */ + bs->action = BEISCSI_BOOT_CREATE_KSET; + break; + default: + break; + } + + /* clear the tag so no other completion matches this tag */ + bs->tag = 0; + if (!bs->retry) { + boot_work = 0; + __beiscsi_log(phba, KERN_ERR, + "BG_%d : failed to setup boot target: status %d action %d\n", + status, bs->action); + } + if (!boot_work) { + /* wait for next event to start boot_work */ + clear_bit(BEISCSI_HBA_BOOT_WORK, &phba->state); + return; + } + schedule_work(&phba->boot_work); +} + /** - * be_mgmt_get_boot_shandle()- Get the session handle - * @phba: device priv structure instance - * @s_handle: session handle returned for boot session. + * beiscsi_boot_logout_sess()- Logout from boot FW session + * @phba: Device priv structure instance * - * Get the boot target session handle. In case of - * crashdump mode driver has to issue and MBX Cmd - * for FW to login to boot target + * return + * the TAG used for MBOX Command + * + */ +unsigned int beiscsi_boot_logout_sess(struct beiscsi_hba *phba) +{ + struct be_ctrl_info *ctrl = &phba->ctrl; + struct be_mcc_wrb *wrb; + struct be_cmd_req_logout_fw_sess *req; + unsigned int tag; + + mutex_lock(&ctrl->mbox_lock); + wrb = alloc_mcc_wrb(phba, &tag); + if (!wrb) { + mutex_unlock(&ctrl->mbox_lock); + return 0; + } + + req = embedded_payload(wrb); + be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); + be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI, + OPCODE_ISCSI_INI_SESSION_LOGOUT_TARGET, + sizeof(struct be_cmd_req_logout_fw_sess)); + /* Use the session handle copied into boot_sess */ + req->session_handle = phba->boot_struct.boot_sess.session_handle; + + phba->boot_struct.tag = tag; + set_bit(MCC_TAG_STATE_ASYNC, &ctrl->ptag_state[tag].tag_state); + ctrl->ptag_state[tag].cbfn = beiscsi_boot_process_compl; + + be_mcc_notify(phba, tag); + mutex_unlock(&ctrl->mbox_lock); + + return tag; +} +/** + * beiscsi_boot_reopen_sess()- Reopen boot session + * @phba: Device priv structure instance * * return - * Success: 0 - * Failure: Non-Zero value + * the TAG used for MBOX Command * **/ -int be_mgmt_get_boot_shandle(struct beiscsi_hba *phba, - unsigned int *s_handle) +unsigned int beiscsi_boot_reopen_sess(struct beiscsi_hba *phba) { - struct be_cmd_get_boot_target_resp *boot_resp; + struct be_ctrl_info *ctrl = &phba->ctrl; struct be_mcc_wrb *wrb; + struct be_cmd_reopen_session_req *req; unsigned int tag; - uint8_t boot_retry = 3; - int rc; - do { - /* Get the Boot Target Session Handle and Count*/ - tag = mgmt_get_boot_target(phba); - if (!tag) { - beiscsi_log(phba, KERN_ERR, - BEISCSI_LOG_CONFIG | BEISCSI_LOG_INIT, - "BG_%d : Getting Boot Target Info Failed\n"); - return -EAGAIN; - } + mutex_lock(&ctrl->mbox_lock); + wrb = alloc_mcc_wrb(phba, &tag); + if (!wrb) { + mutex_unlock(&ctrl->mbox_lock); + return 0; + } - rc = beiscsi_mccq_compl_wait(phba, tag, &wrb, NULL); - if (rc) { - beiscsi_log(phba, KERN_ERR, - BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG, - "BG_%d : MBX CMD get_boot_target Failed\n"); - return -EBUSY; - } + req = embedded_payload(wrb); + be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); + be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI, + OPCODE_ISCSI_INI_DRIVER_REOPEN_ALL_SESSIONS, + sizeof(struct be_cmd_reopen_session_resp)); + req->reopen_type = BE_REOPEN_BOOT_SESSIONS; + req->session_handle = BE_BOOT_INVALID_SHANDLE; - boot_resp = embedded_payload(wrb); + phba->boot_struct.tag = tag; + set_bit(MCC_TAG_STATE_ASYNC, &ctrl->ptag_state[tag].tag_state); + ctrl->ptag_state[tag].cbfn = beiscsi_boot_process_compl; - /* Check if the there are any Boot targets configured */ - if (!boot_resp->boot_session_count) { - beiscsi_log(phba, KERN_INFO, - BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG, - "BG_%d ;No boot targets configured\n"); - return -ENXIO; - } + be_mcc_notify(phba, tag); + mutex_unlock(&ctrl->mbox_lock); + return tag; +} - /* FW returns the session handle of the boot session */ - if (boot_resp->boot_session_handle != INVALID_SESS_HANDLE) { - *s_handle = boot_resp->boot_session_handle; - return 0; - } - /* Issue MBX Cmd to FW to login to the boot target */ - tag = mgmt_reopen_session(phba, BE_REOPEN_BOOT_SESSIONS, - INVALID_SESS_HANDLE); - if (!tag) { - beiscsi_log(phba, KERN_ERR, - BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG, - "BG_%d : mgmt_reopen_session Failed\n"); - return -EAGAIN; - } +/** + * beiscsi_boot_get_sinfo()- Get boot session info + * @phba: device priv structure instance + * + * Fetches the boot_struct.s_handle info from FW. + * return + * the TAG used for MBOX Command + * + **/ +unsigned int beiscsi_boot_get_sinfo(struct beiscsi_hba *phba) +{ + struct be_ctrl_info *ctrl = &phba->ctrl; + struct be_cmd_get_session_resp *resp; + struct be_cmd_get_session_req *req; + struct be_dma_mem *nonemb_cmd; + struct be_mcc_wrb *wrb; + struct be_sge *sge; + unsigned int tag; - rc = beiscsi_mccq_compl_wait(phba, tag, NULL, NULL); - if (rc) { - beiscsi_log(phba, KERN_ERR, - BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG, - "BG_%d : mgmt_reopen_session Failed"); - return rc; - } - } while (--boot_retry); + mutex_lock(&ctrl->mbox_lock); + wrb = alloc_mcc_wrb(phba, &tag); + if (!wrb) { + mutex_unlock(&ctrl->mbox_lock); + return 0; + } - /* Couldn't log into the boot target */ - beiscsi_log(phba, KERN_ERR, - BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG, - "BG_%d : Login to Boot Target Failed\n"); - return -ENXIO; + nonemb_cmd = &phba->boot_struct.nonemb_cmd; + nonemb_cmd->size = sizeof(*resp); + nonemb_cmd->va = pci_alloc_consistent(phba->ctrl.pdev, + sizeof(nonemb_cmd->size), + &nonemb_cmd->dma); + if (!nonemb_cmd->va) { + mutex_unlock(&ctrl->mbox_lock); + return 0; + } + + req = nonemb_cmd->va; + memset(req, 0, sizeof(*req)); + sge = nonembedded_sgl(wrb); + be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1); + be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI, + OPCODE_ISCSI_INI_SESSION_GET_A_SESSION, + sizeof(*resp)); + req->session_handle = phba->boot_struct.s_handle; + sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd->dma)); + sge->pa_lo = cpu_to_le32(nonemb_cmd->dma & 0xFFFFFFFF); + sge->len = cpu_to_le32(nonemb_cmd->size); + + phba->boot_struct.tag = tag; + set_bit(MCC_TAG_STATE_ASYNC, &ctrl->ptag_state[tag].tag_state); + ctrl->ptag_state[tag].cbfn = beiscsi_boot_process_compl; + + be_mcc_notify(phba, tag); + mutex_unlock(&ctrl->mbox_lock); + return tag; +} + +unsigned int __beiscsi_boot_get_shandle(struct beiscsi_hba *phba, int async) +{ + struct be_ctrl_info *ctrl = &phba->ctrl; + struct be_mcc_wrb *wrb; + struct be_cmd_get_boot_target_req *req; + unsigned int tag; + + mutex_lock(&ctrl->mbox_lock); + wrb = alloc_mcc_wrb(phba, &tag); + if (!wrb) { + mutex_unlock(&ctrl->mbox_lock); + return 0; + } + + req = embedded_payload(wrb); + be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); + be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI, + OPCODE_ISCSI_INI_BOOT_GET_BOOT_TARGET, + sizeof(struct be_cmd_get_boot_target_resp)); + + if (async) { + phba->boot_struct.tag = tag; + set_bit(MCC_TAG_STATE_ASYNC, &ctrl->ptag_state[tag].tag_state); + ctrl->ptag_state[tag].cbfn = beiscsi_boot_process_compl; + } + + be_mcc_notify(phba, tag); + mutex_unlock(&ctrl->mbox_lock); + return tag; } /** - * mgmt_set_vlan()- Issue and wait for CMD completion - * @phba: device private structure instance - * @vlan_tag: VLAN tag + * beiscsi_boot_get_shandle()- Get boot session handle + * @phba: device priv structure instance + * @s_handle: session handle returned for boot session. * - * Issue the MBX Cmd and wait for the completion of the - * command. + * return + * Success: 1 + * Failure: negative * - * returns - * Success: 0 - * Failure: Non-Xero Value **/ -int mgmt_set_vlan(struct beiscsi_hba *phba, - uint16_t vlan_tag) +int beiscsi_boot_get_shandle(struct beiscsi_hba *phba, unsigned int *s_handle) { - int rc; + struct be_cmd_get_boot_target_resp *boot_resp; + struct be_mcc_wrb *wrb; unsigned int tag; + int rc; - tag = be_cmd_set_vlan(phba, vlan_tag); + *s_handle = BE_BOOT_INVALID_SHANDLE; + /* get configured boot session count and handle */ + tag = __beiscsi_boot_get_shandle(phba, 0); if (!tag) { beiscsi_log(phba, KERN_ERR, - (BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX), - "BG_%d : VLAN Setting Failed\n"); - return -EBUSY; + BEISCSI_LOG_CONFIG | BEISCSI_LOG_INIT, + "BG_%d : Getting Boot Target Info Failed\n"); + return -EAGAIN; } - rc = beiscsi_mccq_compl_wait(phba, tag, NULL, NULL); + rc = beiscsi_mccq_compl_wait(phba, tag, &wrb, NULL); if (rc) { beiscsi_log(phba, KERN_ERR, - (BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX), - "BS_%d : VLAN MBX Cmd Failed\n"); - return rc; + BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG, + "BG_%d : MBX CMD get_boot_target Failed\n"); + return -EBUSY; } - return rc; + + boot_resp = embedded_payload(wrb); + /* check if there are any boot targets configured */ + if (!boot_resp->boot_session_count) { + __beiscsi_log(phba, KERN_INFO, + "BG_%d : No boot targets configured\n"); + return -ENXIO; + } + + /* only if FW has logged in to the boot target, s_handle is valid */ + *s_handle = boot_resp->boot_session_handle; + return 1; } /** @@ -1645,7 +1352,6 @@ void beiscsi_offload_cxn_v0(struct beiscsi_offload_params *params, { struct iscsi_wrb *pwrb = pwrb_handle->pwrb; - memset(pwrb, 0, sizeof(*pwrb)); AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, max_send_data_segment_length, pwrb, params->dw[offsetof(struct amap_beiscsi_offload_params, @@ -1717,8 +1423,6 @@ void beiscsi_offload_cxn_v2(struct beiscsi_offload_params *params, { struct iscsi_wrb *pwrb = pwrb_handle->pwrb; - memset(pwrb, 0, sizeof(*pwrb)); - AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb_v2, max_burst_length, pwrb, params->dw[offsetof (struct amap_beiscsi_offload_params, @@ -1790,70 +1494,3 @@ void beiscsi_offload_cxn_v2(struct beiscsi_offload_params *params, (params->dw[offsetof(struct amap_beiscsi_offload_params, exp_statsn) / 32] + 1)); } - -/** - * beiscsi_logout_fw_sess()- Firmware Session Logout - * @phba: Device priv structure instance - * @fw_sess_handle: FW session handle - * - * Logout from the FW established sessions. - * returns - * Success: 0 - * Failure: Non-Zero Value - * - */ -int beiscsi_logout_fw_sess(struct beiscsi_hba *phba, - uint32_t fw_sess_handle) -{ - struct be_ctrl_info *ctrl = &phba->ctrl; - struct be_mcc_wrb *wrb; - struct be_cmd_req_logout_fw_sess *req; - struct be_cmd_resp_logout_fw_sess *resp; - unsigned int tag; - int rc; - - beiscsi_log(phba, KERN_INFO, - BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX, - "BG_%d : In bescsi_logout_fwboot_sess\n"); - - mutex_lock(&ctrl->mbox_lock); - wrb = alloc_mcc_wrb(phba, &tag); - if (!wrb) { - mutex_unlock(&ctrl->mbox_lock); - beiscsi_log(phba, KERN_INFO, - BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX, - "BG_%d : MBX Tag Failure\n"); - return -EINVAL; - } - - req = embedded_payload(wrb); - be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); - be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI, - OPCODE_ISCSI_INI_SESSION_LOGOUT_TARGET, - sizeof(struct be_cmd_req_logout_fw_sess)); - - /* Set the session handle */ - req->session_handle = fw_sess_handle; - be_mcc_notify(phba, tag); - mutex_unlock(&ctrl->mbox_lock); - - rc = beiscsi_mccq_compl_wait(phba, tag, &wrb, NULL); - if (rc) { - beiscsi_log(phba, KERN_ERR, - BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG, - "BG_%d : MBX CMD FW_SESSION_LOGOUT_TARGET Failed\n"); - return -EBUSY; - } - - resp = embedded_payload(wrb); - if (resp->session_status != - BEISCSI_MGMT_SESSION_CLOSE) { - beiscsi_log(phba, KERN_ERR, - BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG, - "BG_%d : FW_SESSION_LOGOUT_TARGET resp : 0x%x\n", - resp->session_status); - rc = -EINVAL; - } - - return rc; -} |