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Commit b6b3084a authored by Ching Huang's avatar Ching Huang Committed by Martin K. Petersen
Browse files

scsi: arcmsr: waiting for iop firmware ready before issue get_config command to iop 



Waiting for iop firmware ready before issue get_config command to iop
for adapter type A and D.

Signed-off-by: default avatarChing Huang <ching2048@areca.com.tw>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent df9f0ee9

drivers/scsi/arcmsr/arcmsr_hba.c

+2 −0
Original line number Original line Diff line number Diff line
@@ -2966,6 +2966,7 @@ static bool arcmsr_hbaA_get_config(struct AdapterControlBlock *acb) 
	char __iomem *iop_firm_version = (char __iomem *)(&reg->message_rwbuffer[17]);

	char __iomem *iop_firm_version = (char __iomem *)(&reg->message_rwbuffer[17]);

	char __iomem *iop_device_map = (char __iomem *)(&reg->message_rwbuffer[21]);

	char __iomem *iop_device_map = (char __iomem *)(&reg->message_rwbuffer[21]);

	int count;

	int count;

	arcmsr_wait_firmware_ready(acb);

	writel(ARCMSR_INBOUND_MESG0_GET_CONFIG, &reg->inbound_msgaddr0);

	writel(ARCMSR_INBOUND_MESG0_GET_CONFIG, &reg->inbound_msgaddr0);

	if (!arcmsr_hbaA_wait_msgint_ready(acb)) {

	if (!arcmsr_hbaA_wait_msgint_ready(acb)) {

		printk(KERN_NOTICE "arcmsr%d: wait 'get adapter firmware \

		printk(KERN_NOTICE "arcmsr%d: wait 'get adapter firmware \
@@ -3149,6 +3150,7 @@ static bool arcmsr_hbaD_get_config(struct AdapterControlBlock *acb) 
		writel(ARCMSR_ARC1214_IOP2DRV_MESSAGE_CMD_DONE,

		writel(ARCMSR_ARC1214_IOP2DRV_MESSAGE_CMD_DONE,

			acb->pmuD->outbound_doorbell);/*clear interrupt*/

			acb->pmuD->outbound_doorbell);/*clear interrupt*/

	}

	}

	arcmsr_wait_firmware_ready(acb);

	/* post "get config" instruction */

	/* post "get config" instruction */

	writel(ARCMSR_INBOUND_MESG0_GET_CONFIG, reg->inbound_msgaddr0);

	writel(ARCMSR_INBOUND_MESG0_GET_CONFIG, reg->inbound_msgaddr0);

	/* wait message ready */

	/* wait message ready */