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scsi: megaraid_sas: Send correct PhysArm to FW for R1 VD downgrade 

This patch fixes the issue of wrong PhysArm was sent to firmware for R1
VD downgrade.

Signed-off-by: Kiran Kumar Kasturi <kiran-kumar.kasturi@broadcom.com>
Signed-off-by: Sumit Saxena <sumit.saxena@broadcom.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Reviewed-by: Tomas Henzl <thenzl@redhat.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Kashyap Desai 2016-10-21 06:33:30 -07:00 committed by Martin K. Petersen
parent 18e1c7f68a
commit b3e3827bdd
1 changed files with 4 additions and 2 deletions
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6
drivers/scsi/megaraid/megaraid_sas_fp.c
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@ -782,7 +782,8 @@ static u8 mr_spanset_get_phy_params(struct megasas_instance *instance, u32 ld,
(raid->regTypeReqOnRead != REGION_TYPE_UNUSED))))
pRAID_Context->regLockFlags = REGION_TYPE_EXCLUSIVE;
else if (raid->level == 1) {
pd = MR_ArPdGet(arRef, physArm + 1, map);
physArm = physArm + 1;
pd = MR_ArPdGet(arRef, physArm, map);
if (pd != MR_PD_INVALID)
*pDevHandle = MR_PdDevHandleGet(pd, map);
}
@ -879,7 +880,8 @@ u8 MR_GetPhyParams(struct megasas_instance *instance, u32 ld, u64 stripRow,
pRAID_Context->regLockFlags = REGION_TYPE_EXCLUSIVE;
else if (raid->level == 1) {
/* Get alternate Pd. */
pd = MR_ArPdGet(arRef, physArm + 1, map);
physArm = physArm + 1;
pd = MR_ArPdGet(arRef, physArm, map);
if (pd != MR_PD_INVALID)
/* Get dev handle from Pd */
*pDevHandle = MR_PdDevHandleGet(pd, map);