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authorKashyap Desai <kashyap.desai@broadcom.com>2016-10-21 06:33:30 -0700
committerMartin K. Petersen <martin.petersen@oracle.com>2016-11-08 17:29:57 -0500
commitb3e3827bdd329da1c1b5697e74dfcaf51b65885c (patch)
treea071648778218efcea49ac23c52b26e8ce99923b /drivers
parent18e1c7f68a5814442abad849abe6eacbf02ffd7c (diff)
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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/scsi/megaraid/megaraid_sas_fp.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas_fp.c b/drivers/scsi/megaraid/megaraid_sas_fp.c
index e413113c86ac..f237d0003df3 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fp.c
+++ b/drivers/scsi/megaraid/megaraid_sas_fp.c
@@ -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);