diff mbox series

[v2,07/17] qla2xxx: add retry for exec fw

Message ID 20220110050218.3958-8-njavali@marvell.com (mailing list archive)
State Accepted
Headers show
Series qla2xxx misc bug fixes and features | expand

Commit Message

Nilesh Javali Jan. 10, 2022, 5:02 a.m. UTC 
From: Quinn Tran <qutran@marvell.com>

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@marvell.com>
Signed-off-by: Nilesh Javali <njavali@marvell.com>
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
---
 drivers/scsi/qla2xxx/qla_mbx.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)
diff mbox series

Patch

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++;