diff options
Diffstat (limited to 'drivers/scsi/be2iscsi/be_mgmt.c')
| -rw-r--r-- | drivers/scsi/be2iscsi/be_mgmt.c | 314 |
1 files changed, 263 insertions, 51 deletions
diff --git a/drivers/scsi/be2iscsi/be_mgmt.c b/drivers/scsi/be2iscsi/be_mgmt.c index 2a096795b9aa..aab5dd359e2c 100644 --- a/drivers/scsi/be2iscsi/be_mgmt.c +++ b/drivers/scsi/be2iscsi/be_mgmt.c @@ -23,6 +23,53 @@ #include "be_mgmt.h" #include "be_iscsi.h" +/** + * 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 = 0; + + beiscsi_log(phba, KERN_INFO, + BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX, + "BG_%d : In bescsi_get_boot_target\n"); + + spin_lock(&ctrl->mbox_lock); + tag = alloc_mcc_tag(phba); + if (!tag) { + spin_unlock(&ctrl->mbox_lock); + return tag; + } + + wrb = wrb_from_mccq(phba); + req = embedded_payload(wrb); + wrb->tag0 |= tag; + 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); + spin_unlock(&ctrl->mbox_lock); + return tag; +} + unsigned int mgmt_get_boot_target(struct beiscsi_hba *phba) { struct be_ctrl_info *ctrl = &phba->ctrl; @@ -30,7 +77,10 @@ unsigned int mgmt_get_boot_target(struct beiscsi_hba *phba) struct be_cmd_get_boot_target_req *req; unsigned int tag = 0; - SE_DEBUG(DBG_LVL_8, "In bescsi_get_boot_target\n"); + beiscsi_log(phba, KERN_INFO, + BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX, + "BG_%d : In bescsi_get_boot_target\n"); + spin_lock(&ctrl->mbox_lock); tag = alloc_mcc_tag(phba); if (!tag) { @@ -62,7 +112,10 @@ unsigned int mgmt_get_session_info(struct beiscsi_hba *phba, struct be_cmd_get_session_resp *resp; struct be_sge *sge; - SE_DEBUG(DBG_LVL_8, "In beiscsi_get_session_info\n"); + beiscsi_log(phba, KERN_INFO, + BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX, + "BG_%d : In beiscsi_get_session_info\n"); + spin_lock(&ctrl->mbox_lock); tag = alloc_mcc_tag(phba); if (!tag) { @@ -121,16 +174,16 @@ int mgmt_get_fw_config(struct be_ctrl_info *ctrl, phba->fw_config.iscsi_cid_count = pfw_cfg->ulp[0].sq_count; if (phba->fw_config.iscsi_cid_count > (BE2_MAX_SESSIONS / 2)) { - SE_DEBUG(DBG_LVL_8, - "FW reported MAX CXNS as %d\t" - "Max Supported = %d.\n", - phba->fw_config.iscsi_cid_count, - BE2_MAX_SESSIONS); + beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT, + "BG_%d : FW reported MAX CXNS as %d\t" + "Max Supported = %d.\n", + phba->fw_config.iscsi_cid_count, + BE2_MAX_SESSIONS); phba->fw_config.iscsi_cid_count = BE2_MAX_SESSIONS / 2; } } else { - shost_printk(KERN_WARNING, phba->shost, - "Failed in mgmt_get_fw_config\n"); + beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_INIT, + "BG_%d : Failed in mgmt_get_fw_config\n"); } spin_unlock(&ctrl->mbox_lock); @@ -150,9 +203,9 @@ int mgmt_check_supported_fw(struct be_ctrl_info *ctrl, sizeof(struct be_mgmt_controller_attributes), &nonemb_cmd.dma); if (nonemb_cmd.va == NULL) { - SE_DEBUG(DBG_LVL_1, - "Failed to allocate memory for mgmt_check_supported_fw" - "\n"); + 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); @@ -169,18 +222,23 @@ int mgmt_check_supported_fw(struct be_ctrl_info *ctrl, status = be_mbox_notify(ctrl); if (!status) { struct be_mgmt_controller_attributes_resp *resp = nonemb_cmd.va; - SE_DEBUG(DBG_LVL_8, "Firmware version of CMD: %s\n", - resp->params.hba_attribs.flashrom_version_string); - SE_DEBUG(DBG_LVL_8, "Firmware version is : %s\n", - resp->params.hba_attribs.firmware_version_string); - SE_DEBUG(DBG_LVL_8, - "Developer Build, not performing version check...\n"); + 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; - SE_DEBUG(DBG_LVL_8, " phba->fw_config.iscsi_features = %d\n", - phba->fw_config.iscsi_features); + beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT, + "BM_%d : phba->fw_config.iscsi_features = %d\n", + phba->fw_config.iscsi_features); } else - SE_DEBUG(DBG_LVL_1, " Failed in mgmt_check_supported_fw\n"); + beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT, + "BG_%d : Failed in mgmt_check_supported_fw\n"); spin_unlock(&ctrl->mbox_lock); if (nonemb_cmd.va) pci_free_consistent(ctrl->pdev, nonemb_cmd.size, @@ -229,9 +287,10 @@ unsigned int mgmt_vendor_specific_fw_cmd(struct be_ctrl_info *ctrl, OPCODE_COMMON_READ_FLASH, sizeof(*req)); break; default: - shost_printk(KERN_WARNING, phba->shost, - "Unsupported cmd = 0x%x\n\n", bsg_req->rqst_data. - h_vendor.vendor_cmd[0]); + beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG, + "BG_%d : Unsupported cmd = 0x%x\n\n", + bsg_req->rqst_data.h_vendor.vendor_cmd[0]); + spin_unlock(&ctrl->mbox_lock); return -ENOSYS; } @@ -275,8 +334,8 @@ int mgmt_epfw_cleanup(struct beiscsi_hba *phba, unsigned short chute) status = be_mcc_notify_wait(phba); if (status) - shost_printk(KERN_WARNING, phba->shost, - " mgmt_epfw_cleanup , FAILED\n"); + beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_INIT, + "BG_%d : mgmt_epfw_cleanup , FAILED\n"); spin_unlock(&ctrl->mbox_lock); return status; } @@ -459,8 +518,9 @@ int mgmt_open_connection(struct beiscsi_hba *phba, &daddr_in6->sin6_addr.in6_u.u6_addr8, 16); beiscsi_ep->ip_type = BE2_IPV6; } else{ - shost_printk(KERN_ERR, phba->shost, "unknown addr family %d\n", - dst_addr->sa_family); + beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, + "BG_%d : unknown addr family %d\n", + dst_addr->sa_family); spin_unlock(&ctrl->mbox_lock); free_mcc_tag(&phba->ctrl, tag); return -EINVAL; @@ -471,7 +531,8 @@ int mgmt_open_connection(struct beiscsi_hba *phba, if (phba->nxt_cqid == phba->num_cpus) phba->nxt_cqid = 0; req->cq_id = phwi_context->be_cq[i].id; - SE_DEBUG(DBG_LVL_8, "i=%d cq_id=%d\n", i, req->cq_id); + beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_CONFIG, + "BG_%d : i=%d cq_id=%d\n", i, req->cq_id); req->defq_id = def_hdr_id; req->hdr_ring_id = def_hdr_id; req->data_ring_id = def_data_id; @@ -506,8 +567,8 @@ unsigned int mgmt_get_all_if_id(struct beiscsi_hba *phba) if (!status) phba->interface_handle = pbe_allid->if_hndl_list[0]; else { - shost_printk(KERN_WARNING, phba->shost, - "Failed in mgmt_get_all_if_id\n"); + beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG, + "BG_%d : Failed in mgmt_get_all_if_id\n"); } spin_unlock(&ctrl->mbox_lock); @@ -550,9 +611,10 @@ static int mgmt_exec_nonemb_cmd(struct beiscsi_hba *phba, extd_status = (phba->ctrl.mcc_numtag[tag] & 0x0000FF00) >> 8; status = phba->ctrl.mcc_numtag[tag] & 0x000000FF; if (status || extd_status) { - SE_DEBUG(DBG_LVL_1, - "mgmt_exec_nonemb_cmd Failed status = %d" - "extd_status = %d\n", status, extd_status); + beiscsi_log(phba, KERN_ERR, + BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX, + "BG_%d : mgmt_exec_nonemb_cmd Failed status = %d" + "extd_status = %d\n", status, extd_status); rc = -EIO; goto free_tag; } @@ -573,7 +635,8 @@ static int mgmt_alloc_cmd_data(struct beiscsi_hba *phba, struct be_dma_mem *cmd, { cmd->va = pci_alloc_consistent(phba->ctrl.pdev, size, &cmd->dma); if (!cmd->va) { - SE_DEBUG(DBG_LVL_1, "Failed to allocate memory for if info\n"); + beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG, + "BG_%d : Failed to allocate memory for if info\n"); return -ENOMEM; } memset(cmd->va, 0, size); @@ -629,8 +692,8 @@ mgmt_static_ip_modify(struct beiscsi_hba *phba, rc = mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, NULL, 0); if (rc < 0) - shost_printk(KERN_WARNING, phba->shost, - "Failed to Modify existing IP Address\n"); + beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG, + "BG_%d : Failed to Modify existing IP Address\n"); return rc; } @@ -684,8 +747,8 @@ int mgmt_set_ip(struct beiscsi_hba *phba, if (boot_proto == ISCSI_BOOTPROTO_DHCP) { if (if_info.dhcp_state) { - shost_printk(KERN_WARNING, phba->shost, - "DHCP Already Enabled\n"); + beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG, + "BG_%d : DHCP Already Enabled\n"); return 0; } /* The ip_param->len is 1 in DHCP case. Setting @@ -712,8 +775,9 @@ int mgmt_set_ip(struct beiscsi_hba *phba, rc = mgmt_exec_nonemb_cmd(phba, &nonemb_cmd, NULL, 0); if (rc < 0) { - shost_printk(KERN_WARNING, phba->shost, - "Failed to Delete existing dhcp\n"); + beiscsi_log(phba, KERN_WARNING, + BEISCSI_LOG_CONFIG, + "BG_%d : Failed to Delete existing dhcp\n"); return rc; } } @@ -732,8 +796,8 @@ int mgmt_set_ip(struct beiscsi_hba *phba, memset(>way_addr_set, 0, sizeof(gtway_addr_set)); rc = mgmt_get_gateway(phba, BE2_IPV4, >way_addr_set); if (rc) { - shost_printk(KERN_WARNING, phba->shost, - "Failed to Get Gateway Addr\n"); + beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG, + "BG_%d : Failed to Get Gateway Addr\n"); return rc; } @@ -743,8 +807,9 @@ int mgmt_set_ip(struct beiscsi_hba *phba, IP_ACTION_DEL, IP_V4_LEN); if (rc) { - shost_printk(KERN_WARNING, phba->shost, - "Failed to clear Gateway Addr Set\n"); + beiscsi_log(phba, KERN_WARNING, + BEISCSI_LOG_CONFIG, + "BG_%d : Failed to clear Gateway Addr Set\n"); return rc; } } @@ -783,8 +848,8 @@ int mgmt_set_gateway(struct beiscsi_hba *phba, memset(>way_addr_set, 0, sizeof(gtway_addr_set)); rt_val = mgmt_get_gateway(phba, BE2_IPV4, >way_addr_set); if (rt_val) { - shost_printk(KERN_WARNING, phba->shost, - "Failed to Get Gateway Addr\n"); + beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG, + "BG_%d : Failed to Get Gateway Addr\n"); return rt_val; } @@ -793,8 +858,8 @@ int mgmt_set_gateway(struct beiscsi_hba *phba, rt_val = mgmt_modify_gateway(phba, gtway_addr, IP_ACTION_DEL, gateway_param->len); if (rt_val) { - shost_printk(KERN_WARNING, phba->shost, - "Failed to clear Gateway Addr Set\n"); + beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG, + "BG_%d : Failed to clear Gateway Addr Set\n"); return rt_val; } } @@ -804,8 +869,8 @@ int mgmt_set_gateway(struct beiscsi_hba *phba, gateway_param->len); if (rt_val) - shost_printk(KERN_WARNING, phba->shost, - "Failed to Set Gateway Addr\n"); + beiscsi_log(phba, KERN_WARNING, BEISCSI_LOG_CONFIG, + "BG_%d : Failed to Set Gateway Addr\n"); return rt_val; } @@ -924,3 +989,150 @@ unsigned int be_cmd_get_port_speed(struct beiscsi_hba *phba) spin_unlock(&ctrl->mbox_lock); return tag; } + +/** + * be_mgmt_get_boot_shandle()- Get the session handle + * @phba: device priv structure instance + * @s_handle: session handle returned for boot session. + * + * 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 + * Success: 0 + * Failure: Non-Zero value + * + **/ +int be_mgmt_get_boot_shandle(struct beiscsi_hba *phba, + unsigned int *s_handle) +{ + struct be_cmd_get_boot_target_resp *boot_resp; + struct be_mcc_wrb *wrb; + unsigned int tag, wrb_num; + uint8_t boot_retry = 3; + unsigned short status, extd_status; + struct be_queue_info *mccq = &phba->ctrl.mcc_obj.q; + + 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; + } else + wait_event_interruptible(phba->ctrl.mcc_wait[tag], + phba->ctrl.mcc_numtag[tag]); + + wrb_num = (phba->ctrl.mcc_numtag[tag] & 0x00FF0000) >> 16; + extd_status = (phba->ctrl.mcc_numtag[tag] & 0x0000FF00) >> 8; + status = phba->ctrl.mcc_numtag[tag] & 0x000000FF; + if (status || extd_status) { + beiscsi_log(phba, KERN_ERR, + BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG, + "BG_%d : mgmt_get_boot_target Failed" + " status = %d extd_status = %d\n", + status, extd_status); + free_mcc_tag(&phba->ctrl, tag); + return -EBUSY; + } + wrb = queue_get_wrb(mccq, wrb_num); + free_mcc_tag(&phba->ctrl, tag); + boot_resp = embedded_payload(wrb); + + /* 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; + } + + /* 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; + } else + wait_event_interruptible(phba->ctrl.mcc_wait[tag], + phba->ctrl.mcc_numtag[tag]); + + wrb_num = (phba->ctrl.mcc_numtag[tag] & 0x00FF0000) >> 16; + extd_status = (phba->ctrl.mcc_numtag[tag] & 0x0000FF00) >> 8; + status = phba->ctrl.mcc_numtag[tag] & 0x000000FF; + if (status || extd_status) { + beiscsi_log(phba, KERN_ERR, + BEISCSI_LOG_INIT | BEISCSI_LOG_CONFIG, + "BG_%d : mgmt_reopen_session Failed" + " status = %d extd_status = %d\n", + status, extd_status); + free_mcc_tag(&phba->ctrl, tag); + return -EBUSY; + } + free_mcc_tag(&phba->ctrl, tag); + + } while (--boot_retry); + + /* 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; +} + +/** + * mgmt_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 mgmt_set_vlan(struct beiscsi_hba *phba, + uint16_t vlan_tag) +{ + unsigned int tag, wrb_num; + unsigned short status, extd_status; + + 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; + } else + wait_event_interruptible(phba->ctrl.mcc_wait[tag], + phba->ctrl.mcc_numtag[tag]); + + wrb_num = (phba->ctrl.mcc_numtag[tag] & 0x00FF0000) >> 16; + extd_status = (phba->ctrl.mcc_numtag[tag] & 0x0000FF00) >> 8; + status = phba->ctrl.mcc_numtag[tag] & 0x000000FF; + + if (status || extd_status) { + beiscsi_log(phba, KERN_ERR, + (BEISCSI_LOG_CONFIG | BEISCSI_LOG_MBOX), + "BS_%d : status : %d extd_status : %d\n", + status, extd_status); + + free_mcc_tag(&phba->ctrl, tag); + return -EAGAIN; + } + + free_mcc_tag(&phba->ctrl, tag); + return 0; +} |