44 struct i2c_adapter;
69 extern int i2c_transfer(struct i2c_adapter *adap, struct i2c_msg *msgs,
72 extern int __i2c_transfer(struct i2c_adapter *adap, struct i2c_msg *msgs,
80 extern s32 i2c_smbus_xfer(struct i2c_adapter *adapter, u16 addr,
167 	int (*attach_adapter)(struct i2c_adapter *) __deprecated;
223 	struct i2c_adapter *adapter;	/* the adapter we sit on	*/
234 extern struct i2c_adapter *i2c_verify_adapter(struct device *dev);
326 i2c_new_device(struct i2c_adapter *adap, struct i2c_board_info const *info);
335 i2c_new_probed_device(struct i2c_adapter *adap,
338 		      int (*probe)(struct i2c_adapter *, unsigned short addr));
341 extern int i2c_probe_func_quick_read(struct i2c_adapter *, unsigned short addr);
347 i2c_new_dummy(struct i2c_adapter *adap, u16 address);
398 	int (*master_xfer)(struct i2c_adapter *adap, struct i2c_msg *msgs,
400 	int (*smbus_xfer) (struct i2c_adapter *adap, u16 addr,
405 	u32 (*functionality) (struct i2c_adapter *);
432 	int (*recover_bus)(struct i2c_adapter *);
434 	int (*get_scl)(struct i2c_adapter *);
435 	void (*set_scl)(struct i2c_adapter *, int val);
436 	int (*get_sda)(struct i2c_adapter *);
438 	void (*prepare_recovery)(struct i2c_adapter *);
439 	void (*unprepare_recovery)(struct i2c_adapter *);
446 int i2c_recover_bus(struct i2c_adapter *adap);
449 int i2c_generic_gpio_recovery(struct i2c_adapter *adap);
450 int i2c_generic_scl_recovery(struct i2c_adapter *adap);
498 struct i2c_adapter {  struct
521 #define to_i2c_adapter(d) container_of(d, struct i2c_adapter, dev)  argument
523 static inline void *i2c_get_adapdata(const struct i2c_adapter *dev)  in i2c_get_adapdata()
528 static inline void i2c_set_adapdata(struct i2c_adapter *dev, void *data)  in i2c_set_adapdata()
533 static inline struct i2c_adapter *
534 i2c_parent_is_i2c_adapter(const struct i2c_adapter *adapter)  in i2c_parent_is_i2c_adapter()
549 void i2c_lock_adapter(struct i2c_adapter *);
550 void i2c_unlock_adapter(struct i2c_adapter *);
579 extern int i2c_add_adapter(struct i2c_adapter *);
580 extern void i2c_del_adapter(struct i2c_adapter *);
581 extern int i2c_add_numbered_adapter(struct i2c_adapter *);
595 extern void i2c_clients_command(struct i2c_adapter *adap,
598 extern struct i2c_adapter *i2c_get_adapter(int nr);
599 extern void i2c_put_adapter(struct i2c_adapter *adap);
603 static inline u32 i2c_get_functionality(struct i2c_adapter *adap)  in i2c_get_functionality()
609 static inline int i2c_check_functionality(struct i2c_adapter *adap, u32 func)  in i2c_check_functionality()
615 static inline int i2c_adapter_id(struct i2c_adapter *adap)  in i2c_adapter_id()
639 extern struct i2c_adapter *of_find_i2c_adapter_by_node(struct device_node *node);
648 static inline struct i2c_adapter *of_find_i2c_adapter_by_node(struct device_node *node)  in of_find_i2c_adapter_by_node()