From: Xiang Chen <chenxiang66@hisilicon.com>
Date: Mon, 24 Sep 2018 15:06:32 +0000 (+0800)
Subject: scsi: hisi_sas: unmask interrupts ent72 and ent74
X-Git-Tag: for-linus-20181026~19^2~83
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=6ecf5ba13cd5959eb75f617ff32c93bb67790e48;p=linux-2.6-block.git

scsi: hisi_sas: unmask interrupts ent72 and ent74

The interrupts of ent72 and ent74 are not processed by PCIe AER handling,
so we need to unmask the interrupts and process them first in the driver.

Signed-off-by: Xiang Chen <chenxiang66@hisilicon.com>
Signed-off-by: John Garry <john.garry@huawei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
---

diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
index 3995ff657a72..34c8f30483c6 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
@@ -441,7 +441,7 @@ static void init_reg_v3_hw(struct hisi_hba *hisi_hba)
 	hisi_sas_write32(hisi_hba, ENT_INT_SRC_MSK1, 0xfefefefe);
 	hisi_sas_write32(hisi_hba, ENT_INT_SRC_MSK2, 0xfefefefe);
 	if (pdev->revision >= 0x21)
-		hisi_sas_write32(hisi_hba, ENT_INT_SRC_MSK3, 0xffff7fff);
+		hisi_sas_write32(hisi_hba, ENT_INT_SRC_MSK3, 0xffff7aff);
 	else
 		hisi_sas_write32(hisi_hba, ENT_INT_SRC_MSK3, 0xfffe20ff);
 	hisi_sas_write32(hisi_hba, CHNL_PHYUPDOWN_INT_MSK, 0x0);