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scsi: hisi_sas: fix v3 hw channel interrupt processing 

The channel interrupt is to process all the interrupts except PHY
UP/DOWN and broadcast interrupt. So we need to clear all the interrupts
except those 3 interrupts after processing channel interrupts.

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>
This commit is contained in:
Xiang Chen 2017-08-11 00:09:37 +08:00 committed by Martin K. Petersen
parent 8103673108
commit 4f73575a79
1 changed files with 1 additions and 1 deletions
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2
drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
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@ -1260,7 +1260,7 @@ static irqreturn_t int_chnl_int_v3_hw(int irq_no, void *p)
if (irq_msk & (2 << (phy_no * 4)) && irq_value0) {
hisi_sas_phy_write32(hisi_hba, phy_no,
CHL_INT0, irq_value0
& (~CHL_INT0_HOTPLUG_TOUT_MSK)
& (~CHL_INT0_SL_RX_BCST_ACK_MSK)
& (~CHL_INT0_SL_PHY_ENABLE_MSK)
& (~CHL_INT0_NOT_RDY_MSK));
}