From 97fe222524f8fdbcc528b44d160d1df71d96af86 Mon Sep 17 00:00:00 2001 From: Ching Huang Date: Mon, 9 Jul 2018 18:24:53 +0800 Subject: [Backport 97fe222524f8] scsi: arcmsr: Fix error of resuming from hibernation for adapter type E Fix error of resuming from hibernation for adapter type E. Signed-off-by: Ching Huang Signed-off-by: Martin K. Petersen --- src/arcmsr_hba.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/src/arcmsr_hba.c b/src/arcmsr_hba.c index 732b5d9242f16551b525b43023b4dcae8a94cc65..12316ef4c89318536f88e6b84f7f92d7d887d8f2 100644 --- a/src/arcmsr_hba.c +++ b/src/arcmsr_hba.c @@ -1061,6 +1061,13 @@ static int arcmsr_resume(struct pci_dev *pdev) pci_set_master(pdev); if (arcmsr_request_irq(pdev, acb) == FAILED) goto controller_stop; + if (acb->adapter_type == ACB_ADAPTER_TYPE_E) { + writel(0, &acb->pmuE->host_int_status); + writel(ARCMSR_HBEMU_DOORBELL_SYNC, &acb->pmuE->iobound_doorbell); + acb->in_doorbell = 0; + acb->out_doorbell = 0; + acb->doneq_index = 0; + } arcmsr_iop_init(acb); arcmsr_init_get_devmap_timer(acb); if (set_date_time) -- 2.31.1