diff options
Diffstat (limited to 'include/asm-generic')
-rw-r--r-- | include/asm-generic/gpio.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/include/asm-generic/gpio.h b/include/asm-generic/gpio.h new file mode 100644 index 0000000..2d0aab1 --- /dev/null +++ b/include/asm-generic/gpio.h @@ -0,0 +1,25 @@ +#ifndef _ASM_GENERIC_GPIO_H +#define _ASM_GENERIC_GPIO_H + +/* platforms that don't directly support access to GPIOs through I2C, SPI, + * or other blocking infrastructure can use these wrappers. + */ + +static inline int gpio_cansleep(unsigned gpio) +{ + return 0; +} + +static inline int gpio_get_value_cansleep(unsigned gpio) +{ + might_sleep(); + return gpio_get_value(gpio); +} + +static inline void gpio_set_value_cansleep(unsigned gpio, int value) +{ + might_sleep(); + gpio_set_value(gpio, value); +} + +#endif /* _ASM_GENERIC_GPIO_H */ |