[PATCH 1/4] scsi: arcmsr: simplify arcmsr_hbaC_get_config function

[Ching Huang]

From: Ching Huang <ching2...@areca.com.tw>

simplify arcmsr_hbaC_get_config function

Signed-off-by: Ching Huang <ching2...@areca.com.tw>
---

diff --git a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c
index e4258b6..9b587ca 100755
--- a/drivers/scsi/arcmsr/arcmsr_hba.c
+++ b/drivers/scsi/arcmsr/arcmsr_hba.c
@@ -3082,7 +3082,7 @@ static bool arcmsr_hbaB_get_config(struct 
AdapterControlBlock *acb)
 
 static bool arcmsr_hbaC_get_config(struct AdapterControlBlock *pACB)
 {
-       uint32_t intmask_org, Index, firmware_state = 0;
+       uint32_t intmask_org;
        struct MessageUnit_C __iomem *reg = pACB->pmuC;
        char *acb_firm_model = pACB->firm_model;
        char *acb_firm_version = pACB->firm_version;
@@ -3093,21 +3093,12 @@ static bool arcmsr_hbaC_get_config(struct 
AdapterControlBlock *pACB)
        intmask_org = readl(&reg->host_int_mask); /* disable outbound message0 
int */
        writel(intmask_org|ARCMSR_HBCMU_ALL_INTMASKENABLE, &reg->host_int_mask);
        /* wait firmware ready */
-       do {
-               firmware_state = readl(&reg->outbound_msgaddr1);
-       } while ((firmware_state & ARCMSR_HBCMU_MESSAGE_FIRMWARE_OK) == 0);
+       arcmsr_wait_firmware_ready(pACB);
        /* post "get config" instruction */
        writel(ARCMSR_INBOUND_MESG0_GET_CONFIG, &reg->inbound_msgaddr0);
        writel(ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE, &reg->inbound_doorbell);
        /* wait message ready */
-       for (Index = 0; Index < 2000; Index++) {
-               if (readl(&reg->outbound_doorbell) & 
ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE) {
-                       
writel(ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE_DOORBELL_CLEAR, 
&reg->outbound_doorbell_clear);/*clear interrupt*/
-                       break;
-               }
-               udelay(10);
-       } /*max 1 seconds*/
-       if (Index >= 2000) {
+       if (!arcmsr_hbaC_wait_msgint_ready(pACB)) {
                printk(KERN_NOTICE "arcmsr%d: wait 'get adapter firmware \
                        miscellaneous data' timeout \n", pACB->host->host_no);
                return false;