include/scsi/fcoe_sysfs.h

Source file repositories/reference/linux-study-clean/include/scsi/fcoe_sysfs.h

File Facts

System
Linux kernel
Corpus path
include/scsi/fcoe_sysfs.h
Extension
.h
Size
3163 bytes
Lines
120
Domain
Repository Root And Misc
Bucket
include
Inferred role
Repository Root And Misc: implementation source
Status
source implementation candidate

Why This File Exists

Top-level or miscellaneous repository surface. Use this as map coverage unless a later manual pass promotes the file into a deeper subsystem dossier.

Dependency Surface

Detected Declarations

Annotated Snippet

struct fcoe_sysfs_function_template {
	void (*get_fcoe_ctlr_link_fail)(struct fcoe_ctlr_device *);
	void (*get_fcoe_ctlr_vlink_fail)(struct fcoe_ctlr_device *);
	void (*get_fcoe_ctlr_miss_fka)(struct fcoe_ctlr_device *);
	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 (*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 *);
};

#define dev_to_ctlr(d)					\
	container_of((d), struct fcoe_ctlr_device, dev)

enum fip_conn_type {
	FIP_CONN_TYPE_UNKNOWN,
	FIP_CONN_TYPE_FABRIC,
	FIP_CONN_TYPE_VN2VN,
};

enum ctlr_enabled_state {
	FCOE_CTLR_ENABLED,
	FCOE_CTLR_DISABLED,
	FCOE_CTLR_UNUSED,
};

struct fcoe_ctlr_device {
	u32				id;

	struct device			dev;
	struct fcoe_sysfs_function_template *f;

	struct list_head		fcfs;
	struct workqueue_struct		*work_q;
	struct workqueue_struct		*devloss_work_q;
	struct mutex			lock;

	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;
};

static inline void *fcoe_ctlr_device_priv(const struct fcoe_ctlr_device *ctlr)
{
	return (void *)(ctlr + 1);
}

/* fcf states */
enum fcf_state {
	FCOE_FCF_STATE_UNKNOWN,
	FCOE_FCF_STATE_DISCONNECTED,
	FCOE_FCF_STATE_CONNECTED,
	FCOE_FCF_STATE_DELETED,
};

struct fcoe_fcf_device {
	u32		    id;
	struct device	    dev;
	struct list_head    peers;
	struct work_struct  delete_work;
	struct delayed_work dev_loss_work;
	u32		    dev_loss_tmo;
	void                *priv;
	enum fcf_state      state;

	u64                 fabric_name;
	u64                 switch_name;
	u32                 fc_map;
	u16                 vfid;
	u8                  mac[ETH_ALEN];
	u8                  priority;
	u32                 fka_period;
	u8                  selected;
	u16                 vlan_id;
};

#define dev_to_fcf(d)					\
	container_of((d), struct fcoe_fcf_device, dev)
/* parentage should never be missing */
#define fcoe_fcf_dev_to_ctlr_dev(x)		\
	dev_to_ctlr((x)->dev.parent)
#define fcoe_fcf_device_priv(x)			\
	((x)->priv)

Annotation

Implementation Notes