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From: Ching Huang <ching2048@areca.com.tw>
Date: Wed, 25 Nov 2015 19:45:16 +0800
Subject: [22/27] arcmsr: make code more readable
Origin: https://git.kernel.org/linus/d662ad246256e33eb9b25c8e801f4487527f2bfe
[mkp: Fixed checkpatch whitespace warning]
Signed-off-by: Ching Huang <ching2048@areca.com.tw>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Hannes Reinicke <hare@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
---
drivers/scsi/arcmsr/arcmsr.h | 3 +++
drivers/scsi/arcmsr/arcmsr_hba.c | 14 +++++++-------
2 files changed, 10 insertions(+), 7 deletions(-)
diff --git a/drivers/scsi/arcmsr/arcmsr.h b/drivers/scsi/arcmsr/arcmsr.h
index 3bcaaac..48931bd 100644
--- a/drivers/scsi/arcmsr/arcmsr.h
+++ b/drivers/scsi/arcmsr/arcmsr.h
@@ -288,6 +288,9 @@ struct FIRMWARE_INFO
#define ARCMSR_MESSAGE_RBUFFER 0x0000ff00
/* iop message_rwbuffer for message command */
#define ARCMSR_MESSAGE_RWBUFFER 0x0000fa00
+
+#define MEM_BASE0(x) (u32 __iomem *)((unsigned long)acb->mem_base0 + x)
+#define MEM_BASE1(x) (u32 __iomem *)((unsigned long)acb->mem_base1 + x)
/*
************************************************************************
** SPEC. for Areca HBC adapter
diff --git a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c
index 41f9a00..077c3ec 100644
--- a/drivers/scsi/arcmsr/arcmsr_hba.c
+++ b/drivers/scsi/arcmsr/arcmsr_hba.c
@@ -2649,13 +2649,13 @@ static bool arcmsr_hbaB_get_config(struct AdapterControlBlock *acb)
acb->dma_coherent2 = dma_coherent;
reg = (struct MessageUnit_B *)dma_coherent;
acb->pmuB = reg;
- reg->drv2iop_doorbell= (uint32_t __iomem *)((unsigned long)acb->mem_base0 + ARCMSR_DRV2IOP_DOORBELL);
- reg->drv2iop_doorbell_mask = (uint32_t __iomem *)((unsigned long)acb->mem_base0 + ARCMSR_DRV2IOP_DOORBELL_MASK);
- reg->iop2drv_doorbell = (uint32_t __iomem *)((unsigned long)acb->mem_base0 + ARCMSR_IOP2DRV_DOORBELL);
- reg->iop2drv_doorbell_mask = (uint32_t __iomem *)((unsigned long)acb->mem_base0 + ARCMSR_IOP2DRV_DOORBELL_MASK);
- reg->message_wbuffer = (uint32_t __iomem *)((unsigned long)acb->mem_base1 + ARCMSR_MESSAGE_WBUFFER);
- reg->message_rbuffer = (uint32_t __iomem *)((unsigned long)acb->mem_base1 + ARCMSR_MESSAGE_RBUFFER);
- reg->message_rwbuffer = (uint32_t __iomem *)((unsigned long)acb->mem_base1 + ARCMSR_MESSAGE_RWBUFFER);
+ reg->drv2iop_doorbell = MEM_BASE0(ARCMSR_DRV2IOP_DOORBELL);
+ reg->drv2iop_doorbell_mask = MEM_BASE0(ARCMSR_DRV2IOP_DOORBELL_MASK);
+ reg->iop2drv_doorbell = MEM_BASE0(ARCMSR_IOP2DRV_DOORBELL);
+ reg->iop2drv_doorbell_mask = MEM_BASE0(ARCMSR_IOP2DRV_DOORBELL_MASK);
+ reg->message_wbuffer = MEM_BASE1(ARCMSR_MESSAGE_WBUFFER);
+ reg->message_rbuffer = MEM_BASE1(ARCMSR_MESSAGE_RBUFFER);
+ reg->message_rwbuffer = MEM_BASE1(ARCMSR_MESSAGE_RWBUFFER);
iop_firm_model = (char __iomem *)(®->message_rwbuffer[15]); /*firm_model,15,60-67*/
iop_firm_version = (char __iomem *)(®->message_rwbuffer[17]); /*firm_version,17,68-83*/
iop_device_map = (char __iomem *)(®->message_rwbuffer[21]); /*firm_version,21,84-99*/
--
2.8.1
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