* [PATCH 2/4] scsi: arcmsr: waiting for iop firmware ready before issue get_config command to iop
@ 2017-12-12 10:48 Ching Huang
0 siblings, 0 replies; only message in thread
From: Ching Huang @ 2017-12-12 10:48 UTC (permalink / raw)
To: martin.petersen, James.Bottomley, linux-scsi, linux-kernel
Cc: dan.carpenter, hch, colin.king
From: Ching Huang <ching2048@areca.com.tw>
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>
---
diff --git a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c
index 9b587ca..dfaea8f 100755
--- 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 *)(®->message_rwbuffer[17]);
char __iomem *iop_device_map = (char __iomem *)(®->message_rwbuffer[21]);
int count;
+ arcmsr_wait_firmware_ready(acb);
writel(ARCMSR_INBOUND_MESG0_GET_CONFIG, ®->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 */
^ permalink raw reply related [flat|nested] only message in thread
only message in thread, other threads:[~2017-12-12 10:48 UTC | newest]
Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2017-12-12 10:48 [PATCH 2/4] scsi: arcmsr: waiting for iop firmware ready before issue get_config command to iop Ching Huang
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).