scsi: libfc: Add FDMI-2 attributes

Add all attributes for RHBA and RPA registration.

Fallback mechanism is added between RBHA V2 and RHBA V1 attributes. In case
RHBA get fails for V2 attributes we fall back to V1 attribute registration.

Link: https://lore.kernel.org/r/20210603121623.10084-4-jhasan@marvell.comReviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Javed Hasan <jhasan@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

include/scsi/scsi_transport_fc.h

@@ -517,10 +517,11 @@ enum fc_host_event_code  {
  * managed by the transport w/o driver interaction.
  */
 
+#define FC_VENDOR_IDENTIFIER		8
 #define FC_FC4_LIST_SIZE		32
 #define FC_SYMBOLIC_NAME_SIZE		256
 #define FC_VERSION_STRING_SIZE		64
-#define FC_SERIAL_NUMBER_SIZE		80
+#define FC_SERIAL_NUMBER_SIZE		64
 
 struct fc_host_attrs {
 	/* Fixed Attributes */
@@ -532,6 +533,10 @@ struct fc_host_attrs {
 	u32 supported_speeds;
 	u32 maxframe_size;
 	u16 max_npiv_vports;
+	u32 max_ct_payload;
+	u32 num_ports;
+	u32 num_discovered_ports;
+	u32 bootbios_state;
 	char serial_number[FC_SERIAL_NUMBER_SIZE];
 	char manufacturer[FC_SERIAL_NUMBER_SIZE];
 	char model[FC_SYMBOLIC_NAME_SIZE];
@@ -540,6 +545,9 @@ struct fc_host_attrs {
 	char driver_version[FC_VERSION_STRING_SIZE];
 	char firmware_version[FC_VERSION_STRING_SIZE];
 	char optionrom_version[FC_VERSION_STRING_SIZE];
+	char vendor_identifier[FC_VENDOR_IDENTIFIER];
+	char bootbios_version[FC_SYMBOLIC_NAME_SIZE];
+
 
 	/* Dynamic Attributes */
 	u32 port_id;
@@ -573,6 +581,9 @@ struct fc_host_attrs {
 
 	/* bsg support */
 	struct request_queue *rqst_q;
+
+	/* FDMI support version*/
+	u8 fdmi_version;
 };
 
 #define shost_to_fc_host(x) \
@@ -652,6 +663,18 @@ struct fc_host_attrs {
 	(((struct fc_host_attrs *)(x)->shost_data)->devloss_work_q)
 #define fc_host_dev_loss_tmo(x) \
 	(((struct fc_host_attrs *)(x)->shost_data)->dev_loss_tmo)
+#define fc_host_max_ct_payload(x)  \
+	(((struct fc_host_attrs *)(x)->shost_data)->max_ct_payload)
+#define fc_host_vendor_identifier(x)  \
+	(((struct fc_host_attrs *)(x)->shost_data)->vendor_identifier)
+#define fc_host_num_discovered_ports(x)  \
+	(((struct fc_host_attrs *)(x)->shost_data)->num_discovered_ports)
+#define fc_host_num_ports(x)  \
+	(((struct fc_host_attrs *)(x)->shost_data)->num_ports)
+#define fc_host_bootbios_version(x)  \
+	(((struct fc_host_attrs *)(x)->shost_data)->bootbios_version)
+#define fc_host_bootbios_state(x)  \
+	(((struct fc_host_attrs *)(x)->shost_data)->bootbios_state)
 
 /* The functions by which the transport class and the driver communicate */
 struct fc_function_template {