28 	int			(*set_value)(struct wf_control *ct, s32 val);
29 	int			(*get_value)(struct wf_control *ct, s32 *val);
30 	s32			(*get_min)(struct wf_control *ct);
31 	s32			(*get_max)(struct wf_control *ct);
32 	void			(*release)(struct wf_control *ct);
56 extern int wf_register_control(struct wf_control *ct);
57 extern void wf_unregister_control(struct wf_control *ct);
58 extern int wf_get_control(struct wf_control *ct);
59 extern void wf_put_control(struct wf_control *ct);
61 static inline int wf_control_set_max(struct wf_control *ct)  in wf_control_set_max()  argument
63 	s32 vmax = ct->ops->get_max(ct);  in wf_control_set_max()
64 	return ct->ops->set_value(ct, vmax);  in wf_control_set_max()
67 static inline int wf_control_set_min(struct wf_control *ct)  in wf_control_set_min()  argument
69 	s32 vmin = ct->ops->get_min(ct);  in wf_control_set_min()
70 	return ct->ops->set_value(ct, vmin);  in wf_control_set_min()
73 static inline int wf_control_set(struct wf_control *ct, s32 val)  in wf_control_set()  argument
75 	return ct->ops->set_value(ct, val);  in wf_control_set()
78 static inline int wf_control_get(struct wf_control *ct, s32 *val)  in wf_control_get()  argument
80 	return ct->ops->get_value(ct, val);  in wf_control_get()
83 static inline s32 wf_control_get_min(struct wf_control *ct)  in wf_control_get_min()  argument
85 	return ct->ops->get_min(ct);  in wf_control_get_min()
88 static inline s32 wf_control_get_max(struct wf_control *ct)  in wf_control_get_max()  argument
90 	return ct->ops->get_max(ct);  in wf_control_get_max()