trivial annotations in arcmsr

driver still has serious portability problems
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/scsi/arcmsr/arcmsr.h

@@ -141,14 +141,14 @@ struct CMD_MESSAGE_FIELD
 #define IS_SG64_ADDR                0x01000000 /* bit24 */
 struct  SG32ENTRY
 {
-	uint32_t					length;
-	uint32_t					address;
+	__le32					length;
+	__le32					address;
 };
 struct  SG64ENTRY
 {
- 	uint32_t					length;
- 	uint32_t					address;
- 	uint32_t					addresshigh;
+	__le32					length;
+	__le32					address;
+	__le32					addresshigh;
 };
 struct SGENTRY_UNION
 {
@@ -339,13 +339,13 @@ struct MessageUnit_B
 	uint32_t	done_qbuffer[ARCMSR_MAX_HBB_POSTQUEUE];
 	uint32_t	postq_index;
 	uint32_t	doneq_index;
-	uint32_t	*drv2iop_doorbell_reg;
-	uint32_t	*drv2iop_doorbell_mask_reg;
-	uint32_t	*iop2drv_doorbell_reg;
-	uint32_t	*iop2drv_doorbell_mask_reg;
-	uint32_t	*msgcode_rwbuffer_reg;
-	uint32_t	*ioctl_wbuffer_reg;
-	uint32_t	*ioctl_rbuffer_reg;
+	uint32_t	__iomem *drv2iop_doorbell_reg;
+	uint32_t	__iomem *drv2iop_doorbell_mask_reg;
+	uint32_t	__iomem *iop2drv_doorbell_reg;
+	uint32_t	__iomem *iop2drv_doorbell_mask_reg;
+	uint32_t	__iomem *msgcode_rwbuffer_reg;
+	uint32_t	__iomem *ioctl_wbuffer_reg;
+	uint32_t	__iomem *ioctl_rbuffer_reg;
 };
 
 struct MessageUnit
@@ -374,7 +374,11 @@ struct AdapterControlBlock
 	/* Offset is used in making arc cdb physical to virtual calculations */
 	uint32_t			outbound_int_enable;
 
+	union {
 		struct MessageUnit *		pmu;
+		struct MessageUnit_A __iomem *	pmuA;
+		struct MessageUnit_B *		pmuB;
+	};
 	/* message unit ATU inbound base address0 */
 
 	uint32_t			acb_flags;
@@ -558,7 +562,7 @@ struct SENSE_DATA
 
 extern void arcmsr_post_ioctldata2iop(struct AdapterControlBlock *);
 extern void arcmsr_iop_message_read(struct AdapterControlBlock *);
-extern struct QBUFFER *arcmsr_get_iop_rqbuffer(struct AdapterControlBlock *);
+extern struct QBUFFER __iomem *arcmsr_get_iop_rqbuffer(struct AdapterControlBlock *);
 extern struct class_device_attribute *arcmsr_host_attrs[];
 extern int arcmsr_alloc_sysfs_attr(struct AdapterControlBlock *);
 void arcmsr_free_sysfs_attr(struct AdapterControlBlock *acb);

drivers/scsi/arcmsr/arcmsr_attr.c

@@ -85,13 +85,13 @@ static ssize_t arcmsr_sysfs_iop_message_read(struct kobject *kobj,
 		allxfer_len++;
 	}
 	if (acb->acb_flags & ACB_F_IOPDATA_OVERFLOW) {
-		struct QBUFFER *prbuffer;
-		uint8_t *iop_data;
+		struct QBUFFER __iomem *prbuffer;
+		uint8_t __iomem *iop_data;
 		int32_t iop_len;
 
 		acb->acb_flags &= ~ACB_F_IOPDATA_OVERFLOW;
 		prbuffer = arcmsr_get_iop_rqbuffer(acb);
-		iop_data = (uint8_t *)prbuffer->data;
+		iop_data = prbuffer->data;
 		iop_len = readl(&prbuffer->data_len);
 		while (iop_len > 0) {
 			acb->rqbuffer[acb->rqbuf_lastindex] = readb(iop_data);