diff options
Diffstat (limited to 'include/linux/gpio/driver.h')
| -rw-r--r-- | include/linux/gpio/driver.h | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/include/linux/gpio/driver.h b/include/linux/gpio/driver.h index e78a2373e374..249db3057e4d 100644 --- a/include/linux/gpio/driver.h +++ b/include/linux/gpio/driver.h @@ -56,6 +56,8 @@ struct seq_file; * as the chip access may sleep when e.g. reading out the IRQ status * registers. * @exported: flags if the gpiochip is exported for use from sysfs. Private. + * @irq_not_threaded: flag must be set if @can_sleep is set but the + * IRQs don't need to be threaded * * A gpio_chip can help platforms abstract various sources of GPIOs so * they can all be accessed through a common programing interface. @@ -101,11 +103,12 @@ struct gpio_chip { struct gpio_desc *desc; const char *const *names; bool can_sleep; + bool irq_not_threaded; bool exported; #ifdef CONFIG_GPIOLIB_IRQCHIP /* - * With CONFIG_GPIO_IRQCHIP we get an irqchip inside the gpiolib + * With CONFIG_GPIOLIB_IRQCHIP we get an irqchip inside the gpiolib * to handle IRQs for most practical cases. */ struct irq_chip *irqchip; @@ -141,7 +144,7 @@ extern const char *gpiochip_is_requested(struct gpio_chip *chip, /* add/remove chips */ extern int gpiochip_add(struct gpio_chip *chip); -extern int gpiochip_remove(struct gpio_chip *chip); +extern void gpiochip_remove(struct gpio_chip *chip); extern struct gpio_chip *gpiochip_find(void *data, int (*match)(struct gpio_chip *chip, void *data)); @@ -164,9 +167,10 @@ int gpiochip_irqchip_add(struct gpio_chip *gpiochip, irq_flow_handler_t handler, unsigned int type); -#endif /* CONFIG_GPIO_IRQCHIP */ +#endif /* CONFIG_GPIOLIB_IRQCHIP */ -int gpiochip_request_own_desc(struct gpio_desc *desc, const char *label); +struct gpio_desc *gpiochip_request_own_desc(struct gpio_chip *chip, u16 hwnum, + const char *label); void gpiochip_free_own_desc(struct gpio_desc *desc); #else /* CONFIG_GPIOLIB */ |