-/*
+/*
* FiberChannel transport specific attributes exported to sysfs.
*
* Copyright (c) 2003 Silicon Graphics, Inc. All rights reserved.
-/*
+/*
* FC Classes of Service
* Note: values are not enumerated, as they can be "or'd" together
* for reporting (e.g. report supported_classes). If you alter this list,
#define FC_COS_CLASS4 0x10
#define FC_COS_CLASS6 0x40
-/*
+/*
* FC Port Speeds
* Note: values are not enumerated, as they can be "or'd" together
* for reporting (e.g. report supported_speeds). If you alter this list,
/* 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 */
u8 flags;
struct list_head peers;
struct device dev;
+ struct work_struct vport_delete_work;
} __attribute__((aligned(sizeof(unsigned long))));
/* bit field values for struct fc_vport "flags" field: */
#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 0x03
#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)
u64 prim_seq_protocol_err_count;
u64 invalid_tx_word_count;
u64 invalid_crc_count;
-
+
/* fc4 statistics (only FCP supported currently) */
u64 fcp_input_requests;
u64 fcp_output_requests;
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;
- /*
+ /*
* The driver sets these to tell the transport class it
* wants the attributes displayed in sysfs. If the show_ flag
* is not set, the attribute will be private to the transport
- * class
+ * class
*/
/* remote port fixed attributes */
unsigned long show_host_fabric_name:1;
unsigned long show_host_symbolic_name:1;
unsigned long show_host_system_hostname:1;
+
+ unsigned long disable_target_scan:1;
};
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 */