From: Ching Huang <ching2048@areca.com.tw>
Date: Wed, 19 Dec 2018 08:59:48 +0000 (+0800)
Subject: scsi: arcmsr: Fix suspend/resume of ACB_ADAPTER_TYPE_B
X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=afdda87852efc6d8fa55b17b73f842f13c8f8f0a;p=openwrt%2Fstaging%2Fblogic.git

scsi: arcmsr: Fix suspend/resume of ACB_ADAPTER_TYPE_B

From Ching Huang <ching2048@areca.com.tw>

Fix suspend/resume of ACB_ADAPTER_TYPE_B

Signed-off-by: Ching Huang <ching2048@areca.com.tw>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
---

diff --git a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c
index 30dff6c3c2d4..9f85d5abbb0c 100644
--- a/drivers/scsi/arcmsr/arcmsr_hba.c
+++ b/drivers/scsi/arcmsr/arcmsr_hba.c
@@ -1110,12 +1110,21 @@ 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) {
+	switch (acb->adapter_type) {
+	case ACB_ADAPTER_TYPE_B: {
+		struct MessageUnit_B *reg = acb->pmuB;
+		reg->post_qbuffer[0] = 0;
+		reg->postq_index = 0;
+		reg->doneq_index = 0;
+		break;
+		}
+	case 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;
+		break;
 	}
 	arcmsr_iop_init(acb);
 	arcmsr_init_get_devmap_timer(acb);