[SCSI] ipr: Physical resource error logging macro

Adds a macro in the ipr driver for logging a physical device location.
Signed-off-by: NBrian King <brking@us.ibm.com>
Signed-off-by: NJames Bottomley <James.Bottomley@SteelEye.com>

drivers/scsi/ipr.c

@@ -968,13 +968,7 @@ static void ipr_log_config_error(struct ipr_ioa_cfg *ioa_cfg,
 	for (i = 0; i < errors_logged; i++, dev_entry++) {
 		ipr_err_separator;
 
-		if (dev_entry->dev_res_addr.bus >= IPR_MAX_NUM_BUSES) {
-			ipr_err("Device %d: missing\n", i + 1);
-		} else {
-			ipr_err("Device %d: %d:%d:%d:%d\n", i + 1,
-				ioa_cfg->host->host_no, dev_entry->dev_res_addr.bus,
-				dev_entry->dev_res_addr.target, dev_entry->dev_res_addr.lun);
-		}
+		ipr_phys_res_err(ioa_cfg, dev_entry->dev_res_addr, "Device %d", i + 1);
 		ipr_log_vpd(&dev_entry->vpd);
 
 		ipr_err("-----New Device Information-----\n");
@@ -1030,33 +1024,16 @@ static void ipr_log_array_error(struct ipr_ioa_cfg *ioa_cfg,
 		if (!memcmp(array_entry->vpd.sn, zero_sn, IPR_SERIAL_NUM_LEN))
 			continue;
 
-		if (be32_to_cpu(error->exposed_mode_adn) == i) {
+		if (be32_to_cpu(error->exposed_mode_adn) == i)
 			ipr_err("Exposed Array Member %d:\n", i);
-		} else {
+		else
 			ipr_err("Array Member %d:\n", i);
-		}
 
 		ipr_log_vpd(&array_entry->vpd);
 
-		if (array_entry->dev_res_addr.bus >= IPR_MAX_NUM_BUSES) {
-			ipr_err("Current Location: unknown\n");
-		} else {
-			ipr_err("Current Location: %d:%d:%d:%d\n",
-				ioa_cfg->host->host_no,
-				array_entry->dev_res_addr.bus,
-				array_entry->dev_res_addr.target,
-				array_entry->dev_res_addr.lun);
-		}
-
-		if (array_entry->expected_dev_res_addr.bus >= IPR_MAX_NUM_BUSES) {
-			ipr_err("Expected Location: unknown\n");
-		} else {
-			ipr_err("Expected Location: %d:%d:%d:%d\n",
-				ioa_cfg->host->host_no,
-				array_entry->expected_dev_res_addr.bus,
-				array_entry->expected_dev_res_addr.target,
-				array_entry->expected_dev_res_addr.lun);
-		}
+		ipr_phys_res_err(ioa_cfg, array_entry->dev_res_addr, "Current Location");
+		ipr_phys_res_err(ioa_cfg, array_entry->expected_dev_res_addr,
+				 "Expected Location");
 
 		ipr_err_separator;
 

drivers/scsi/ipr.h

@@ -1123,6 +1123,17 @@ struct ipr_ucode_image_header {
 #define ipr_res_dbg(ioa_cfg, res, fmt, ...) \
 	IPR_DBG_CMD(ipr_res_printk(KERN_INFO, ioa_cfg, res, fmt, ##__VA_ARGS__))
 
+#define ipr_phys_res_err(ioa_cfg, res, fmt, ...)			\
+{									\
+	if ((res).bus >= IPR_MAX_NUM_BUSES) {				\
+		ipr_err(fmt": unknown\n", ##__VA_ARGS__);		\
+	} else {							\
+		ipr_err(fmt": %d:%d:%d:%d\n",				\
+			##__VA_ARGS__, (ioa_cfg)->host->host_no,	\
+			(res).bus, (res).target, (res).lun);		\
+	}								\
+}
+
 #define ipr_trace ipr_dbg("%s: %s: Line: %d\n",\
 	__FILE__, __FUNCTION__, __LINE__)