[SCSI] be2iscsi: Display Port Identifier for each iSCSI function

Signed-off-by: John Soni Jose <sony.john-n@emulex.com>
Signed-off-by: Jayamohan Kallickal <jayamohan.kallickal@emulex.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>

drivers/scsi/be2iscsi/be_main.c

@@ -154,6 +154,7 @@ BEISCSI_RW_ATTR(log_enable, 0x00,
 DEVICE_ATTR(beiscsi_drvr_ver, S_IRUGO, beiscsi_drvr_ver_disp, NULL);
 DEVICE_ATTR(beiscsi_adapter_family, S_IRUGO, beiscsi_adap_family_disp, NULL);
 DEVICE_ATTR(beiscsi_fw_ver, S_IRUGO, beiscsi_fw_ver_disp, NULL);
+DEVICE_ATTR(beiscsi_phys_port, S_IRUGO, beiscsi_phys_port_disp, NULL);
 DEVICE_ATTR(beiscsi_active_session_count, S_IRUGO,
 	     beiscsi_active_session_disp, NULL);
 DEVICE_ATTR(beiscsi_free_session_count, S_IRUGO,
@@ -165,6 +166,7 @@ struct device_attribute *beiscsi_attrs[] = {
 	&dev_attr_beiscsi_fw_ver,
 	&dev_attr_beiscsi_active_session_count,
 	&dev_attr_beiscsi_free_session_count,
+	&dev_attr_beiscsi_phys_port,
 	NULL,
 };
 

drivers/scsi/be2iscsi/be_mgmt.c

@@ -1445,6 +1445,25 @@ beiscsi_adap_family_disp(struct device *dev, struct device_attribute *attr,
 	}
 }
 
+/**
+ * beiscsi_phys_port()- Display Physical Port Identifier
+ * @dev: ptr to device not used.
+ * @attr: device attribute, not used.
+ * @buf: contains formatted text port identifier
+ *
+ * return
+ * size of the formatted string
+ **/
+ssize_t
+beiscsi_phys_port_disp(struct device *dev, struct device_attribute *attr,
+			 char *buf)
+{
+	struct Scsi_Host *shost = class_to_shost(dev);
+	struct beiscsi_hba *phba = iscsi_host_priv(shost);
+
+	return snprintf(buf, PAGE_SIZE, "Port Identifier : %d\n",
+			phba->fw_config.phys_port);
+}
 
 void beiscsi_offload_cxn_v0(struct beiscsi_offload_params *params,
 			     struct wrb_handle *pwrb_handle,

drivers/scsi/be2iscsi/be_mgmt.h

@@ -325,6 +325,9 @@ ssize_t beiscsi_adap_family_disp(struct device *dev,
 ssize_t beiscsi_free_session_disp(struct device *dev,
 				   struct device_attribute *attr, char *buf);
 
+ssize_t beiscsi_phys_port_disp(struct device *dev,
+				struct device_attribute *attr, char *buf);
+
 void beiscsi_offload_cxn_v0(struct beiscsi_offload_params *params,
 			     struct wrb_handle *pwrb_handle,
 			     struct be_mem_descriptor *mem_descr);