xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

scsi: arcmsr: Fix the wrong CDB payload report to IOP

Browse Source 
[ Upstream commit 5b8644968d2ca85abb785e83efec36934974b0c2 ]

This patch fixes the wrong CDB payload report to IOP.

Link: https://lore.kernel.org/r/d2c97df3c817595c6faf582839316209022f70da.camel@areca.com.tw
Signed-off-by: ching Huang <ching2048@areca.com.tw>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
ching Huang
2021-04-16 11:44:57 +08:00
committed by Greg Kroah-Hartman
parent 22d22fef9c
commit 4d395142d9
1 changed files with 6 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/scsi/arcmsr/arcmsr_hba.c
View File

@@ -1928,8 +1928,12 @@ static void arcmsr_post_ccb(struct AdapterControlBlock *acb, struct CommandContr
if (ccb->arc_cdb_size <= 0x300) if (ccb->arc_cdb_size <= 0x300)
arc_cdb_size = (ccb->arc_cdb_size - 1) >> 6 | 1; arc_cdb_size = (ccb->arc_cdb_size - 1) >> 6 | 1;
else else {
arc_cdb_size = (((ccb->arc_cdb_size + 0xff) >> 8) + 2) << 1 | 1; arc_cdb_size = ((ccb->arc_cdb_size + 0xff) >> 8) + 2;
if (arc_cdb_size > 0xF)
arc_cdb_size = 0xF;
arc_cdb_size = (arc_cdb_size << 1) | 1;
}
ccb_post_stamp = (ccb->smid | arc_cdb_size); ccb_post_stamp = (ccb->smid | arc_cdb_size);
writel(0, &pmu->inbound_queueport_high); writel(0, &pmu->inbound_queueport_high);
writel(ccb_post_stamp, &pmu->inbound_queueport_low); writel(ccb_post_stamp, &pmu->inbound_queueport_low);