[PATCH 36/42] qla2xxx: Fix for legacy interrupts for ISP83xx.

[Chad Dupuis <chad.dupuis@xxxxxxxxxx>]

From: Giridhar Malavali <giridhar.malavali@xxxxxxxxxx>

Signed-off-by: Giridhar Malaval <giridhar.malavali@xxxxxxxxxx>
Signed-off-by: Chad Dupuis <chad.dupuis@xxxxxxxxxx>
---
 drivers/scsi/qla2xxx/qla_isr.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index 9a2e1fa..f01be76 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -2556,6 +2556,8 @@ qla24xx_intr_handler(int irq, void *dev_id)
 		}
 		WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_INT);
 		RD_REG_DWORD_RELAXED(&reg->hccr);
+		if (unlikely(IS_QLA83XX(ha) && (ha->pdev->revision == 1)))
+			ndelay(3500);
 	}
 	spin_unlock_irqrestore(&ha->hardware_lock, flags);
 
-- 
1.7.7

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