[SCSI] Merge tag 'fcoe-02-19-13' into for-linus

FCoE Updates for 3.9

Signed-off-by: James Bottomley <JBottomley@Parallels.com>

8 files changed, 44 insertions, 7 deletions

diff --git a/include/scsi/fc/Kbuild b/include/scsi/fc/Kbuild
index 56603813c6c..e69de29bb2d 100644
--- a/include/scsi/fc/Kbuild
+++ b/include/scsi/fc/Kbuild
@@ -1,4 +0,0 @@
-header-y += fc_els.h
-header-y += fc_fs.h
-header-y += fc_gs.h
-header-y += fc_ns.h
diff --git a/include/scsi/fcoe_sysfs.h b/include/scsi/fcoe_sysfs.h
index 604cb9bb3e7..7e231487034 100644
--- a/include/scsi/fcoe_sysfs.h
+++ b/include/scsi/fcoe_sysfs.h
@@ -34,7 +34,8 @@ struct fcoe_sysfs_function_template {
 	void (*get_fcoe_ctlr_symb_err)(struct fcoe_ctlr_device *);
 	void (*get_fcoe_ctlr_err_block)(struct fcoe_ctlr_device *);
 	void (*get_fcoe_ctlr_fcs_error)(struct fcoe_ctlr_device *);
-	void (*get_fcoe_ctlr_mode)(struct fcoe_ctlr_device *);
+	void (*set_fcoe_ctlr_mode)(struct fcoe_ctlr_device *);
+	int  (*set_fcoe_ctlr_enabled)(struct fcoe_ctlr_device *);
 	void (*get_fcoe_fcf_selected)(struct fcoe_fcf_device *);
 	void (*get_fcoe_fcf_vlan_id)(struct fcoe_fcf_device *);
 };
@@ -48,6 +49,12 @@ enum fip_conn_type {
 	FIP_CONN_TYPE_VN2VN,
 };
 
+enum ctlr_enabled_state {
+	FCOE_CTLR_ENABLED,
+	FCOE_CTLR_DISABLED,
+	FCOE_CTLR_UNUSED,
+};
+
 struct fcoe_ctlr_device {
 	u32				id;
 
@@ -64,6 +71,8 @@ struct fcoe_ctlr_device {
 	int                             fcf_dev_loss_tmo;
 	enum fip_conn_type              mode;
 
+	enum ctlr_enabled_state         enabled;
+
 	/* expected in host order for displaying */
 	struct fcoe_fc_els_lesb         lesb;
 };
diff --git a/include/scsi/libfcoe.h b/include/scsi/libfcoe.h
index 8742d853a3b..4427393115e 100644
--- a/include/scsi/libfcoe.h
+++ b/include/scsi/libfcoe.h
@@ -260,6 +260,9 @@ void __fcoe_get_lesb(struct fc_lport *lport, struct fc_els_lesb *fc_lesb,
 		     struct net_device *netdev);
 void fcoe_wwn_to_str(u64 wwn, char *buf, int len);
 int fcoe_validate_vport_create(struct fc_vport *vport);
+int fcoe_link_speed_update(struct fc_lport *);
+void fcoe_get_lesb(struct fc_lport *, struct fc_els_lesb *);
+void fcoe_ctlr_get_lesb(struct fcoe_ctlr_device *ctlr_dev);
 
 /**
  * is_fip_mode() - returns true if FIP mode selected.
@@ -289,8 +292,11 @@ static inline bool is_fip_mode(struct fcoe_ctlr *fip)
  * @attached:	whether this transport is already attached
  * @list:	list linkage to all attached transports
  * @match:	handler to allow the transport driver to match up a given netdev
+ * @alloc:      handler to allocate per-instance FCoE structures
+ *		(no discovery or login)
  * @create:	handler to sysfs entry of create for FCoE instances
- * @destroy:	handler to sysfs entry of destroy for FCoE instances
+ * @destroy:    handler to delete per-instance FCoE structures
+ *		(frees all memory)
  * @enable:	handler to sysfs entry of enable for FCoE instances
  * @disable:	handler to sysfs entry of disable for FCoE instances
  */
@@ -299,6 +305,7 @@ struct fcoe_transport {
 	bool attached;
 	struct list_head list;
 	bool (*match) (struct net_device *device);
+	int (*alloc) (struct net_device *device);
 	int (*create) (struct net_device *device, enum fip_state fip_mode);
 	int (*destroy) (struct net_device *device);
 	int (*enable) (struct net_device *device);
@@ -347,7 +354,20 @@ struct fcoe_port {
 	struct timer_list     timer;
 	struct work_struct    destroy_work;
 	u8		      data_src_addr[ETH_ALEN];
+	struct net_device * (*get_netdev)(const struct fc_lport *lport);
 };
+
+/**
+ * fcoe_get_netdev() - Return the net device associated with a local port
+ * @lport: The local port to get the net device from
+ */
+static inline struct net_device *fcoe_get_netdev(const struct fc_lport *lport)
+{
+	struct fcoe_port *port = ((struct fcoe_port *)lport_priv(lport));
+
+	return (port->get_netdev) ? port->get_netdev(lport) : NULL;
+}
+
 void fcoe_clean_pending_queue(struct fc_lport *);
 void fcoe_check_wait_queue(struct fc_lport *lport, struct sk_buff *skb);
 void fcoe_queue_timer(ulong lport);
@@ -356,7 +376,7 @@ int fcoe_get_paged_crc_eof(struct sk_buff *skb, int tlen,
 
 /* FCoE Sysfs helpers */
 void fcoe_fcf_get_selected(struct fcoe_fcf_device *);
-void fcoe_ctlr_get_fip_mode(struct fcoe_ctlr_device *);
+void fcoe_ctlr_set_fip_mode(struct fcoe_ctlr_device *);
 
 /**
  * struct netdev_list
@@ -372,4 +392,12 @@ struct fcoe_netdev_mapping {
 int fcoe_transport_attach(struct fcoe_transport *ft);
 int fcoe_transport_detach(struct fcoe_transport *ft);
 
+/* sysfs store handler for ctrl_control interface */
+ssize_t fcoe_ctlr_create_store(struct bus_type *bus,
+			       const char *buf, size_t count);
+ssize_t fcoe_ctlr_destroy_store(struct bus_type *bus,
+				const char *buf, size_t count);
+
 #endif /* _LIBFCOE_H */
+
+
diff --git a/include/uapi/scsi/fc/Kbuild b/include/uapi/scsi/fc/Kbuild
index aafaa5aa54d..5ead9fac265 100644
--- a/include/uapi/scsi/fc/Kbuild
+++ b/include/uapi/scsi/fc/Kbuild
@@ -1 +1,5 @@
 # UAPI Header export list
+header-y += fc_els.h
+header-y += fc_fs.h
+header-y += fc_gs.h
+header-y += fc_ns.h
diff --git a/include/scsi/fc/fc_els.h b/include/uapi/scsi/fc/fc_els.h
index 481abbd48e3..481abbd48e3 100644
--- a/include/scsi/fc/fc_els.h
+++ b/include/uapi/scsi/fc/fc_els.h
diff --git a/include/scsi/fc/fc_fs.h b/include/uapi/scsi/fc/fc_fs.h
index 50f28b14345..50f28b14345 100644
--- a/include/scsi/fc/fc_fs.h
+++ b/include/uapi/scsi/fc/fc_fs.h
diff --git a/include/scsi/fc/fc_gs.h b/include/uapi/scsi/fc/fc_gs.h
index a37346d47eb..a37346d47eb 100644
--- a/include/scsi/fc/fc_gs.h
+++ b/include/uapi/scsi/fc/fc_gs.h
diff --git a/include/scsi/fc/fc_ns.h b/include/uapi/scsi/fc/fc_ns.h
index f7751d53f1d..f7751d53f1d 100644
--- a/include/scsi/fc/fc_ns.h
+++ b/include/uapi/scsi/fc/fc_ns.h