qla2xxx: Pause risc before manipulating risc semaphore.
Signed-off-by: Joe Carnuccio <joe.carnuccio@qlogic.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Odin.com>
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index f64bb6b..014f44f 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -1282,6 +1282,9 @@
vha->hw->pdev->subsystem_device != 0x0240)
return;
+ WRT_REG_DWORD(&vha->hw->iobase->isp24.hccr, HCCRX_SET_RISC_PAUSE);
+ udelay(100);
+
attempt:
timeout_msec = TIMEOUT_SEMAPHORE;
n = timeout_msec / delta_msec;