From: Quinn Tran <qutran@xxxxxxxxxxx>
Per FW request, Exec FW can fail due to temp error resulting in driver not
attaching to the adapter. Add retry of this command up to 4 retries.
Signed-off-by: Quinn Tran <qutran@xxxxxxxxxxx>
Signed-off-by: Nilesh Javali <njavali@xxxxxxxxxxx>
---
drivers/scsi/qla2xxx/qla_mbx.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index 38e0f02c75e1..c4bd8a16d78c 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -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 @@ qla2x00_execute_fw(scsi_qla_host_t *vha, uint32_t risc_addr)
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++;
--
2.23.1
