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Tip revision: 606135a3081e045b677cde164a296c51f66c4633 authored by Linus Torvalds on 28 February 2007, 04:59:12 UTC
Linux 2.6.21-rc2
Tip revision: 606135a
gpio.h
#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 */
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