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scsi: hisi_sas: keep CHL_INT2 masked for v2 HW 

None of the CHL_INT2 interrupts are serviced in the channel irq ISR, so
leave the interrupt source masked.  The interrupt mask is initially set
in init_reg_v2_hw().

Signed-off-by: John Garry <john.garry@huawei.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
John Garry 2016-09-06 23:36:13 +08:00 committed by Martin K. Petersen
parent 4fde02ad66
commit f1dc358408
1 changed files with 0 additions and 6 deletions
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6
drivers/scsi/hisi_sas/hisi_sas_v2_hw.c
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@ -965,14 +965,8 @@ static void start_phys_v2_hw(unsigned long data)
static void phys_init_v2_hw(struct hisi_hba *hisi_hba)
{
int i;
struct timer_list *timer = &hisi_hba->timer;
for (i = 0; i < hisi_hba->n_phy; i++) {
hisi_sas_phy_write32(hisi_hba, i, CHL_INT2_MSK, 0x6a);
hisi_sas_phy_read32(hisi_hba, i, CHL_INT2_MSK);
}
setup_timer(timer, start_phys_v2_hw, (unsigned long)hisi_hba);
mod_timer(timer, jiffies + HZ);
}