struct gpio_device;
struct module;
enum gpiod_flags;
+enum gpio_lookup_flags;
#ifdef CONFIG_GPIOLIB
*/
unsigned int num_parents;
- /**
- * @parent_irq:
- *
- * For use by gpiochip_set_cascaded_irqchip()
- */
- unsigned int parent_irq;
-
/**
* @parents:
*
*/
void (*irq_disable)(struct irq_data *data);
};
-#endif
+#endif /* CONFIG_GPIOLIB_IRQCHIP */
/**
* struct gpio_chip - abstract a GPIO controller
* @dbg_show: optional routine to show contents in debugfs; default code
* will be used when this is omitted, but custom code can show extra
* state (such as pullup/pulldown configuration).
+ * @init_valid_mask: optional routine to initialize @valid_mask, to be used if
+ * not all GPIOs are valid.
* @base: identifies the first GPIO number handled by this chip;
* or, if negative during registration, requests dynamic ID allocation.
* DEPRECATION: providing anything non-negative and nailing the base
spinlock_t bgpio_lock;
unsigned long bgpio_data;
unsigned long bgpio_dir;
-#endif
+#endif /* CONFIG_GPIO_GENERIC */
#ifdef CONFIG_GPIOLIB_IRQCHIP
/*
* used to handle IRQs for most practical cases.
*/
struct gpio_irq_chip irq;
-#endif
+#endif /* CONFIG_GPIOLIB_IRQCHIP */
/**
* @need_valid_mask:
*/
int (*of_xlate)(struct gpio_chip *gc,
const struct of_phandle_args *gpiospec, u32 *flags);
-#endif
+#endif /* CONFIG_OF_GPIO */
};
extern const char *gpiochip_is_requested(struct gpio_chip *chip,
})
#else
#define gpiochip_add_data(chip, data) gpiochip_add_data_with_key(chip, data, NULL, NULL)
-#endif
+#endif /* CONFIG_LOCKDEP */
static inline int gpiochip_add(struct gpio_chip *chip)
{
#define BGPIOF_READ_OUTPUT_REG_SET BIT(4) /* reg_set stores output value */
#define BGPIOF_NO_OUTPUT BIT(5) /* only input */
-#endif
+#endif /* CONFIG_GPIO_GENERIC */
#ifdef CONFIG_GPIOLIB_IRQCHIP
handler, type, true,
&lock_key, &request_key);
}
-#else
+#else /* ! CONFIG_LOCKDEP */
static inline int gpiochip_irqchip_add(struct gpio_chip *gpiochip,
struct irq_chip *irqchip,
unsigned int first_irq,
unsigned int gpio_offset, const char *pin_group);
void gpiochip_remove_pin_ranges(struct gpio_chip *chip);
-#else
+#else /* ! CONFIG_PINCTRL */
struct pinctrl_dev;
struct gpio_desc *gpiochip_request_own_desc(struct gpio_chip *chip, u16 hwnum,
const char *label,
- enum gpiod_flags flags);
+ enum gpio_lookup_flags lflags,
+ enum gpiod_flags dflags);
void gpiochip_free_own_desc(struct gpio_desc *desc);
void devprop_gpiochip_set_names(struct gpio_chip *chip,