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scsi: lpfc: Fix Xlane dynamic LUN set for LUN priority.

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Fix Xlane dynamic LUN set for LUN priority. Dynamic changing of the
priority was not getting reflected on the LUN.

Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: James Smart <james.smart@broadcom.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
James Smart
2016-12-19 15:07:26 -08:00
committed by Martin K. Petersen
parent 104450eb08
commit b5749fe182
3 changed files with 31 additions and 17 deletions
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18
drivers/scsi/lpfc/lpfc_scsi.c
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@@ -5452,7 +5452,9 @@ lpfc_slave_alloc(struct scsi_device *sdev)
device_data = lpfc_create_device_data(phba,
&vport->fc_portname,
&target_wwpn,
sdev->lun, true);
sdev->lun,
phba->cfg_XLanePriority,
true);
if (!device_data)
return -ENOMEM;
spin_lock_irqsave(&phba->devicelock, flags);
@@ -5587,7 +5589,7 @@ lpfc_slave_destroy(struct scsi_device *sdev)
struct lpfc_device_data*
lpfc_create_device_data(struct lpfc_hba *phba, struct lpfc_name *vport_wwpn,
struct lpfc_name *target_wwpn, uint64_t lun,
bool atomic_create)
uint32_t pri, bool atomic_create)
{
struct lpfc_device_data *lun_info;
@@ -5614,7 +5616,7 @@ lpfc_create_device_data(struct lpfc_hba *phba, struct lpfc_name *vport_wwpn,
sizeof(struct lpfc_name));
lun_info->device_id.lun = lun;
lun_info->oas_enabled = false;
lun_info->priority = phba->cfg_XLanePriority;
lun_info->priority = pri;
lun_info->available = false;
return lun_info;
}
@@ -5716,7 +5718,8 @@ lpfc_find_next_oas_lun(struct lpfc_hba *phba, struct lpfc_name *vport_wwpn,
struct lpfc_name *found_vport_wwpn,
struct lpfc_name *found_target_wwpn,
uint64_t *found_lun,
uint32_t *found_lun_status)
uint32_t *found_lun_status,
uint32_t *found_lun_pri)
{
unsigned long flags;
@@ -5763,6 +5766,7 @@ lpfc_find_next_oas_lun(struct lpfc_hba *phba, struct lpfc_name *vport_wwpn,
OAS_LUN_STATUS_EXISTS;
else
*found_lun_status = 0;
*found_lun_pri = lun_info->priority;
if (phba->cfg_oas_flags & OAS_FIND_ANY_VPORT)
memset(vport_wwpn, 0x0,
sizeof(struct lpfc_name));
@@ -5824,13 +5828,14 @@ lpfc_enable_oas_lun(struct lpfc_hba *phba, struct lpfc_name *vport_wwpn,
if (lun_info) {
if (!lun_info->oas_enabled)
lun_info->oas_enabled = true;
lun_info->priority = pri;
spin_unlock_irqrestore(&phba->devicelock, flags);
return true;
}
/* Create an lun info structure and add to list of luns */
lun_info = lpfc_create_device_data(phba, vport_wwpn, target_wwpn, lun,
false);
pri, false);
if (lun_info) {
lun_info->oas_enabled = true;
lun_info->priority = pri;
@@ -5864,7 +5869,7 @@ lpfc_enable_oas_lun(struct lpfc_hba *phba, struct lpfc_name *vport_wwpn,
**/
bool
lpfc_disable_oas_lun(struct lpfc_hba *phba, struct lpfc_name *vport_wwpn,
struct lpfc_name *target_wwpn, uint64_t lun)
struct lpfc_name *target_wwpn, uint64_t lun, uint8_t pri)
{
struct lpfc_device_data *lun_info;
@@ -5882,6 +5887,7 @@ lpfc_disable_oas_lun(struct lpfc_hba *phba, struct lpfc_name *vport_wwpn,
target_wwpn, lun);
if (lun_info) {
lun_info->oas_enabled = false;
lun_info->priority = pri;
if (!lun_info->available)
lpfc_delete_device_data(phba, lun_info);
spin_unlock_irqrestore(&phba->devicelock, flags);