diff options
| author | John Soni Jose <sony.john-n@emulex.com> | 2012-08-20 23:00:08 +0530 |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2012-09-14 17:59:26 +0100 |
| commit | 9aef4200ee25636edd77b022f996b6f5870ce567 (patch) | |
| tree | 0d45833ee43aa9e8cd972b8b3d2f5edae7132555 /drivers/scsi/be2iscsi/be_main.c | |
| parent | afd96fa45bd251daea43d3645561d3806a070ee2 (diff) | |
| download | linux-3.10-9aef4200ee25636edd77b022f996b6f5870ce567.tar.gz linux-3.10-9aef4200ee25636edd77b022f996b6f5870ce567.tar.bz2 linux-3.10-9aef4200ee25636edd77b022f996b6f5870ce567.zip | |
[SCSI] be2iscsi: Issue MBX Cmd for login to boot target in crashdump mode
When the driver comes up in crashdump mode, it has to explicitly
issue command to FW for logging to the boot target. This fix issues
MBX Cmd to login to boot target in crashdump mode.
Signed-off-by: John Soni Jose <sony.john-n@emulex.com>
Signed-off-by: Jayamohan Kallickal <jayamohan.kallickal@emulex.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/be2iscsi/be_main.c')
| -rw-r--r-- | drivers/scsi/be2iscsi/be_main.c | 45 |
1 files changed, 17 insertions, 28 deletions
diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c index 2cdae083399..4b283a25d02 100644 --- a/drivers/scsi/be2iscsi/be_main.c +++ b/drivers/scsi/be2iscsi/be_main.c @@ -3466,44 +3466,33 @@ static void hwi_disable_intr(struct beiscsi_hba *phba) "In hwi_disable_intr, Already Disabled\n"); } +/** + * beiscsi_get_boot_info()- Get the boot session info + * @phba: The device priv structure instance + * + * Get the boot target info and store in driver priv structure + * + * return values + * Success: 0 + * Failure: Non-Zero Value + **/ static int beiscsi_get_boot_info(struct beiscsi_hba *phba) { - struct be_cmd_get_boot_target_resp *boot_resp; struct be_cmd_get_session_resp *session_resp; struct be_mcc_wrb *wrb; struct be_dma_mem nonemb_cmd; unsigned int tag, wrb_num; unsigned short status, extd_status; + unsigned int s_handle; struct be_queue_info *mccq = &phba->ctrl.mcc_obj.q; int ret = -ENOMEM; - tag = mgmt_get_boot_target(phba); - if (!tag) { - SE_DEBUG(DBG_LVL_1, "beiscsi_get_boot_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) { - SE_DEBUG(DBG_LVL_1, "beiscsi_get_boot_info 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); - - if (boot_resp->boot_session_handle < 0) { - shost_printk(KERN_INFO, phba->shost, "No Boot Session.\n"); - return -ENXIO; + /* Get the session handle of the boot target */ + ret = be_mgmt_get_boot_shandle(phba, &s_handle); + if (ret) { + SE_DEBUG(DBG_LVL_1, "No boot session\n"); + return ret; } - nonemb_cmd.va = pci_alloc_consistent(phba->ctrl.pdev, sizeof(*session_resp), &nonemb_cmd.dma); @@ -3515,7 +3504,7 @@ static int beiscsi_get_boot_info(struct beiscsi_hba *phba) } memset(nonemb_cmd.va, 0, sizeof(*session_resp)); - tag = mgmt_get_session_info(phba, boot_resp->boot_session_handle, + tag = mgmt_get_session_info(phba, s_handle, &nonemb_cmd); if (!tag) { SE_DEBUG(DBG_LVL_1, "beiscsi_get_session_info" |