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kernel/linux-rt-4.4.41/drivers/gpu/drm/nouveau/include/nvkm/subdev/gpio.h 1.2 KB
5113f6f70   김현기   kernel add
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  #ifndef __NVKM_GPIO_H__
  #define __NVKM_GPIO_H__
  #include <core/subdev.h>
  #include <core/event.h>
  
  #include <subdev/bios.h>
  #include <subdev/bios/gpio.h>
  
  struct nvkm_gpio_ntfy_req {
  #define NVKM_GPIO_HI                                                       0x01
  #define NVKM_GPIO_LO                                                       0x02
  #define NVKM_GPIO_TOGGLED                                                  0x03
  	u8 mask;
  	u8 line;
  };
  
  struct nvkm_gpio_ntfy_rep {
  	u8 mask;
  };
  
  struct nvkm_gpio {
  	const struct nvkm_gpio_func *func;
  	struct nvkm_subdev subdev;
  
  	struct nvkm_event event;
  };
  
  void nvkm_gpio_reset(struct nvkm_gpio *, u8 func);
  int nvkm_gpio_find(struct nvkm_gpio *, int idx, u8 tag, u8 line,
  		   struct dcb_gpio_func *);
  int nvkm_gpio_set(struct nvkm_gpio *, int idx, u8 tag, u8 line, int state);
  int nvkm_gpio_get(struct nvkm_gpio *, int idx, u8 tag, u8 line);
  
  int nv10_gpio_new(struct nvkm_device *, int, struct nvkm_gpio **);
  int nv50_gpio_new(struct nvkm_device *, int, struct nvkm_gpio **);
  int g94_gpio_new(struct nvkm_device *, int, struct nvkm_gpio **);
  int gf119_gpio_new(struct nvkm_device *, int, struct nvkm_gpio **);
  int gk104_gpio_new(struct nvkm_device *, int, struct nvkm_gpio **);
  #endif