Linux kernel & device driver programming

Cross-Referenced Linux and Device Driver Code

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Version: [ 2.6.11.8 ] [ 2.6.25 ] [ 2.6.25.8 ] [ 2.6.31.13 ] Architecture: [ i386 ]
  1 #ifndef __ASM_MACH_GENERIC_GPIO_H
  2 #define __ASM_MACH_GENERIC_GPIO_H
  3 
  4 int gpio_request(unsigned gpio, const char *label);
  5 void gpio_free(unsigned gpio);
  6 int gpio_direction_input(unsigned gpio);
  7 int gpio_direction_output(unsigned gpio, int value);
  8 int gpio_get_value(unsigned gpio);
  9 void gpio_set_value(unsigned gpio, int value);
 10 int gpio_to_irq(unsigned gpio);
 11 int irq_to_gpio(unsigned irq);
 12 
 13 #include <asm-generic/gpio.h>           /* cansleep wrappers */
 14 
 15 #endif /* __ASM_MACH_GENERIC_GPIO_H */
 16 
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