LXR linux/drivers/gpu/drm/nouveau/include/nvkm/subdev/gpio.h

   1#ifndef __NVKM_GPIO_H__
   2#define __NVKM_GPIO_H__
   3#include <core/subdev.h>
   4#include <core/event.h>
   5
   6#include <subdev/bios.h>
   7#include <subdev/bios/gpio.h>
   8
   9struct nvkm_gpio_ntfy_req {
  10#define NVKM_GPIO_HI                                                       0x01
  11#define NVKM_GPIO_LO                                                       0x02
  12#define NVKM_GPIO_TOGGLED                                                  0x03
  13        u8 mask;
  14        u8 line;
  15};
  16
  17struct nvkm_gpio_ntfy_rep {
  18        u8 mask;
  19};
  20
  21struct nvkm_gpio {
  22        const struct nvkm_gpio_func *func;
  23        struct nvkm_subdev subdev;
  24
  25        struct nvkm_event event;
  26};
  27
  28void nvkm_gpio_reset(struct nvkm_gpio *, u8 func);
  29int nvkm_gpio_find(struct nvkm_gpio *, int idx, u8 tag, u8 line,
  30                   struct dcb_gpio_func *);
  31int nvkm_gpio_set(struct nvkm_gpio *, int idx, u8 tag, u8 line, int state);
  32int nvkm_gpio_get(struct nvkm_gpio *, int idx, u8 tag, u8 line);
  33
  34int nv10_gpio_new(struct nvkm_device *, int, struct nvkm_gpio **);
  35int nv50_gpio_new(struct nvkm_device *, int, struct nvkm_gpio **);
  36int g94_gpio_new(struct nvkm_device *, int, struct nvkm_gpio **);
  37int gf119_gpio_new(struct nvkm_device *, int, struct nvkm_gpio **);
  38int gk104_gpio_new(struct nvkm_device *, int, struct nvkm_gpio **);
  39#endif
  40