include/linux/acpi_gpio.h

   1 #ifndef _LINUX_ACPI_GPIO_H_
   2 #define _LINUX_ACPI_GPIO_H_
   3
   4 #include <linux/errno.h>
   5
   6 #ifdef CONFIG_GPIO_ACPI
   7
   8 int acpi_get_gpio(char *path, int pin);
   9
  10 #else /* CONFIG_GPIO_ACPI */
  11
  12 static inline int acpi_get_gpio(char *path, int pin)
  13 {
  14         return -ENODEV;
  15 }
  16
  17 #endif /* CONFIG_GPIO_ACPI */
  18
  19 #endif /* _LINUX_ACPI_GPIO_H_ */