mirror of https://gitee.com/openkylin/linux.git
26 lines
521 B
C
26 lines
521 B
C
#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 */
|