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scsi: qla2xxx: Add retry for exec firmware

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Per FW request, Exec FW can fail due to temporary error resulting in driver
not attaching to the adapter. Add retry of this command up to 4 retries.

Link: https://lore.kernel.org/r/20220110050218.3958-8-njavali@marvell.com
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Quinn Tran <qutran@marvell.com>
Signed-off-by: Nilesh Javali <njavali@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Quinn Tran 2022-01-09 21:02:08 -08:00 committed by Martin K. Petersen
parent afd438ff87
commit 355f5ffe84
1 changed files with 7 additions and 1 deletions
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8
drivers/scsi/qla2xxx/qla_mbx.c
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@ -689,7 +689,7 @@ qla2x00_execute_fw(scsi_qla_host_t *vha, uint32_t risc_addr)
mbx_cmd_t *mcp = &mc;
u8 semaphore = 0;
#define EXE_FW_FORCE_SEMAPHORE BIT_7
u8 retry = 3;
u8 retry = 5;
ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1025,
"Entered %s.\n", __func__);
@ -764,6 +764,12 @@ again:
goto again;
}
if (retry) {
retry--;
ql_dbg(ql_dbg_async, vha, 0x509d,
"Exe FW retry: mb[0]=%x retry[%d]\n", mcp->mb[0], retry);
goto again;
}
ql_dbg(ql_dbg_mbx, vha, 0x1026,
"Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
vha->hw_err_cnt++;