/* Macro for use in defining Virtual Port attributes */
-#define FC_VPORT_ATTR(_name,_mode,_show,_store) \
-struct class_device_attribute class_device_attr_vport_##_name = \
+#define FC_VPORT_ATTR(_name,_mode,_show,_store) \
+struct device_attribute dev_attr_vport_##_name = \
__ATTR(_name,_mode,_show,_store)
+/*
+ * fc_vport_identifiers: This set of data contains all elements
+ * to uniquely identify and instantiate a FC virtual port.
+ *
+ * Notes:
+ * symbolic_name: The driver is to append the symbolic_name string data
+ * to the symbolic_node_name data that it generates by default.
+ * the resulting combination should then be registered with the switch.
+ * It is expected that things like Xen may stuff a VM title into
+ * this field.
+ */
+#define FC_VPORT_SYMBOLIC_NAMELEN 64
+struct fc_vport_identifiers {
+ u64 node_name;
+ u64 port_name;
+ u32 roles;
+ bool disable;
+ enum fc_port_type vport_type; /* only FC_PORTTYPE_NPIV allowed */
+ char symbolic_name[FC_VPORT_SYMBOLIC_NAMELEN];
+};
/*
* FC Virtual Port Attributes
* ports has a unique presense on the SAN, and may be instantiated via
* NPIV, Virtual Fabrics, or via additional ALPAs. As the vport is a
* unique presense, each vport has it's own view of the fabric,
- * authentication priviledge, and priorities.
+ * authentication privilege, and priorities.
*
* A virtual port may support 1 or more FC4 roles. Typically it is a
* FCP Initiator. It could be a FCP Target, or exist sole for an IP over FC
* managed by the transport w/o driver interaction.
*/
-#define FC_VPORT_SYMBOLIC_NAMELEN 64
struct fc_vport {
/* Fixed Attributes */
#define dev_to_vport(d) \
container_of(d, struct fc_vport, dev)
-#define transport_class_to_vport(classdev) \
- dev_to_vport(classdev->dev)
+#define transport_class_to_vport(dev) \
+ dev_to_vport(dev->parent)
#define vport_to_shost(v) \
(v->shost)
#define vport_to_shost_channel(v) \
/* Macro for use in defining Remote Port attributes */
#define FC_RPORT_ATTR(_name,_mode,_show,_store) \
-struct class_device_attribute class_device_attr_rport_##_name = \
+struct device_attribute dev_attr_rport_##_name = \
__ATTR(_name,_mode,_show,_store)
/* bit field values for struct fc_rport "flags" field: */
#define FC_RPORT_DEVLOSS_PENDING 0x01
#define FC_RPORT_SCAN_PENDING 0x02
+#define FC_RPORT_FAST_FAIL_TIMEDOUT 0x04
+#define FC_RPORT_DEVLOSS_CALLBK_DONE 0x08
#define dev_to_rport(d) \
container_of(d, struct fc_rport, dev)
-#define transport_class_to_rport(classdev) \
- dev_to_rport(classdev->dev)
+#define transport_class_to_rport(dev) \
+ dev_to_rport(dev->parent)
#define rport_to_shost(r) \
dev_to_shost(r->dev.parent)
u16 npiv_vports_inuse;
/* work queues for rport state manipulation */
- char work_q_name[KOBJ_NAME_LEN];
+ char work_q_name[20];
struct workqueue_struct *work_q;
- char devloss_work_q_name[KOBJ_NAME_LEN];
+ char devloss_work_q_name[20];
struct workqueue_struct *devloss_work_q;
};
int (*vport_disable)(struct fc_vport *, bool);
int (*vport_delete)(struct fc_vport *);
+ /* target-mode drivers' functions */
+ int (* tsk_mgmt_response)(struct Scsi_Host *, u64, u64, int);
+ int (* it_nexus_response)(struct Scsi_Host *, u64, int);
+
/* allocation lengths for host-specific data */
u32 dd_fcrport_size;
u32 dd_fcvport_size;
if (rport->roles & FC_PORT_ROLE_FCP_TARGET)
result = 0;
else if (rport->flags & FC_RPORT_DEVLOSS_PENDING)
- result = DID_IMM_RETRY << 16;
+ result = DID_TRANSPORT_DISRUPTED << 16;
else
result = DID_NO_CONNECT << 16;
break;
case FC_PORTSTATE_BLOCKED:
- result = DID_IMM_RETRY << 16;
+ if (rport->flags & FC_RPORT_FAST_FAIL_TIMEDOUT)
+ result = DID_TRANSPORT_FAILFAST << 16;
+ else
+ result = DID_TRANSPORT_DISRUPTED << 16;
break;
default:
result = DID_NO_CONNECT << 16;
* be sure to read the Vendor Type and ID formatting requirements
* specified in scsi_netlink.h
*/
+struct fc_vport *fc_vport_create(struct Scsi_Host *shost, int channel,
+ struct fc_vport_identifiers *);
int fc_vport_terminate(struct fc_vport *vport);
#endif /* SCSI_TRANSPORT_FC_H */