From: Giridhar Malavali <giridhar.malavali@qlogic.com>
Date: Wed, 22 Aug 2012 18:21:33 +0000 (-0400)
Subject: [SCSI] qla2xxx: Don't toggle RISC interrupt bits after IRQ lines are attached.
X-Git-Tag: next-20120918~73^2~2^2~3
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=eade0bd5d0f558048e523bbfdab8342202c8bb9d;p=karo-tx-linux.git

[SCSI] qla2xxx: Don't toggle RISC interrupt bits after IRQ lines are attached.

Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com>
Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
---

diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index c93cd6508347..2349d2ed48c3 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -2948,21 +2948,9 @@ skip_msi:
 
 clear_risc_ints:
 
-	/*
-	 * FIXME: Noted that 8014s were being dropped during NK testing.
-	 * Timing deltas during MSI-X/INTa transitions?
-	 */
-	if (IS_QLA81XX(ha) || IS_QLA82XX(ha) || IS_QLA83XX(ha))
-		goto fail;
 	spin_lock_irq(&ha->hardware_lock);
-	if (IS_FWI2_CAPABLE(ha)) {
-		WRT_REG_DWORD(&reg->isp24.hccr, HCCRX_CLR_HOST_INT);
-		WRT_REG_DWORD(&reg->isp24.hccr, HCCRX_CLR_RISC_INT);
-	} else {
+	if (!IS_FWI2_CAPABLE(ha))
 		WRT_REG_WORD(&reg->isp.semaphore, 0);
-		WRT_REG_WORD(&reg->isp.hccr, HCCR_CLR_RISC_INT);
-		WRT_REG_WORD(&reg->isp.hccr, HCCR_CLR_HOST_INT);
-	}
 	spin_unlock_irq(&ha->hardware_lock);
 
 fail: