23 struct gpio_chip;
90 	int (*child_to_parent_hwirq)(struct gpio_chip *gc,
105 	void *(*populate_parent_alloc_arg)(struct gpio_chip *gc,
117 	unsigned int (*child_offset_to_irq)(struct gpio_chip *gc,
212 	int (*init_hw)(struct gpio_chip *gc);
223 	void (*init_valid_mask)(struct gpio_chip *gc,
361 struct gpio_chip {  struct
367 	int			(*request)(struct gpio_chip *gc,  argument
369 	void			(*free)(struct gpio_chip *gc,  argument
371 	int			(*get_direction)(struct gpio_chip *gc,  argument
373 	int			(*direction_input)(struct gpio_chip *gc,  argument
375 	int			(*direction_output)(struct gpio_chip *gc,  argument
377 	int			(*get)(struct gpio_chip *gc,  argument
379 	int			(*get_multiple)(struct gpio_chip *gc,  argument
382 	void			(*set)(struct gpio_chip *gc,  argument
384 	void			(*set_multiple)(struct gpio_chip *gc,  argument
387 	int			(*set_config)(struct gpio_chip *gc,  argument
390 	int			(*to_irq)(struct gpio_chip *gc,  argument
394 						struct gpio_chip *gc);  argument
396 	int			(*init_valid_mask)(struct gpio_chip *gc,  argument
400 	int			(*add_pin_ranges)(struct gpio_chip *gc);  argument
473 	int (*of_xlate)(struct gpio_chip *gc,  argument
478 extern const char *gpiochip_is_requested(struct gpio_chip *gc,
498 extern int gpiochip_add_data_with_key(struct gpio_chip *gc, void *data,
544 static inline int gpiochip_add(struct gpio_chip *gc)  in gpiochip_add()
548 extern void gpiochip_remove(struct gpio_chip *gc);
549 extern int devm_gpiochip_add_data_with_key(struct device *dev, struct gpio_chip *gc, void *data,
553 extern struct gpio_chip *gpiochip_find(void *data,
554 			      int (*match)(struct gpio_chip *gc, void *data));
556 bool gpiochip_line_is_irq(struct gpio_chip *gc, unsigned int offset);
557 int gpiochip_reqres_irq(struct gpio_chip *gc, unsigned int offset);
558 void gpiochip_relres_irq(struct gpio_chip *gc, unsigned int offset);
559 void gpiochip_disable_irq(struct gpio_chip *gc, unsigned int offset);
560 void gpiochip_enable_irq(struct gpio_chip *gc, unsigned int offset);
563 bool gpiochip_line_is_open_drain(struct gpio_chip *gc, unsigned int offset);
564 bool gpiochip_line_is_open_source(struct gpio_chip *gc, unsigned int offset);
567 bool gpiochip_line_is_persistent(struct gpio_chip *gc, unsigned int offset);
568 bool gpiochip_line_is_valid(const struct gpio_chip *gc, unsigned int offset);
571 void *gpiochip_get_data(struct gpio_chip *gc);
581 void *gpiochip_populate_parent_fwspec_twocell(struct gpio_chip *gc,
584 void *gpiochip_populate_parent_fwspec_fourcell(struct gpio_chip *gc,
590 static inline void *gpiochip_populate_parent_fwspec_twocell(struct gpio_chip *gc,  in gpiochip_populate_parent_fwspec_twocell()
597 static inline void *gpiochip_populate_parent_fwspec_fourcell(struct gpio_chip *gc,  in gpiochip_populate_parent_fwspec_fourcell()
606 int bgpio_init(struct gpio_chip *gc, struct device *dev,
628 bool gpiochip_irqchip_irq_valid(const struct gpio_chip *gc,
632 int gpiochip_irqchip_add_domain(struct gpio_chip *gc,
635 static inline int gpiochip_irqchip_add_domain(struct gpio_chip *gc,  in gpiochip_irqchip_add_domain()
643 int gpiochip_generic_request(struct gpio_chip *gc, unsigned int offset);
644 void gpiochip_generic_free(struct gpio_chip *gc, unsigned int offset);
645 int gpiochip_generic_config(struct gpio_chip *gc, unsigned int offset,
662 int gpiochip_add_pin_range(struct gpio_chip *gc, const char *pinctl_name,
665 int gpiochip_add_pingroup_range(struct gpio_chip *gc,
668 void gpiochip_remove_pin_ranges(struct gpio_chip *gc);
673 gpiochip_add_pin_range(struct gpio_chip *gc, const char *pinctl_name,  in gpiochip_add_pin_range()
680 gpiochip_add_pingroup_range(struct gpio_chip *gc,  in gpiochip_add_pingroup_range()
688 gpiochip_remove_pin_ranges(struct gpio_chip *gc)  in gpiochip_remove_pin_ranges()
694 struct gpio_desc *gpiochip_request_own_desc(struct gpio_chip *gc,
704 int gpiochip_lock_as_irq(struct gpio_chip *gc, unsigned int offset);
705 void gpiochip_unlock_as_irq(struct gpio_chip *gc, unsigned int offset);
708 struct gpio_chip *gpiod_to_chip(const struct gpio_desc *desc);
712 static inline struct gpio_chip *gpiod_to_chip(const struct gpio_desc *desc)  in gpiod_to_chip()
719 static inline int gpiochip_lock_as_irq(struct gpio_chip *gc,  in gpiochip_lock_as_irq()
726 static inline void gpiochip_unlock_as_irq(struct gpio_chip *gc,  in gpiochip_unlock_as_irq()