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authorChing Huang <ching2048@areca.com.tw>2017-12-12 18:48:24 +0800
committerMartin K. Petersen <martin.petersen@oracle.com>2017-12-20 21:11:49 -0500
commitb6b3084acb58cced555cd6710a345f0080c31737 (patch)
tree546b964df7a60996710880c8b19f0214bd892d26 /drivers/scsi/arcmsr
parentdf9f0ee9d57166501516eb8b93fe54a4b88534d6 (diff)
downloadop-kernel-dev-b6b3084acb58cced555cd6710a345f0080c31737.zip
op-kernel-dev-b6b3084acb58cced555cd6710a345f0080c31737.tar.gz
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: Ching Huang <ching2048@areca.com.tw> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/arcmsr')
-rw-r--r--drivers/scsi/arcmsr/arcmsr_hba.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c
index 9b587ca..dfaea8f 100644
--- a/drivers/scsi/arcmsr/arcmsr_hba.c
+++ b/drivers/scsi/arcmsr/arcmsr_hba.c
@@ -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_device_map = (char __iomem *)(&reg->message_rwbuffer[21]);
int count;
+ arcmsr_wait_firmware_ready(acb);
writel(ARCMSR_INBOUND_MESG0_GET_CONFIG, &reg->inbound_msgaddr0);
if (!arcmsr_hbaA_wait_msgint_ready(acb)) {
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,
acb->pmuD->outbound_doorbell);/*clear interrupt*/
}
+ arcmsr_wait_firmware_ready(acb);
/* post "get config" instruction */
writel(ARCMSR_INBOUND_MESG0_GET_CONFIG, reg->inbound_msgaddr0);
/* wait message ready */
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