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

   1/* SPDX-License-Identifier: MIT */
   2#ifndef __NVKM_GPIO_H__
   3#define __NVKM_GPIO_H__
   4#include <core/subdev.h>
   5#include <core/event.h>
   6
   7#include <subdev/bios.h>
   8#include <subdev/bios/gpio.h>
   9
  10struct nvkm_gpio_ntfy_req {
  11#define NVKM_GPIO_HI                                                       0x01
  12#define NVKM_GPIO_LO                                                       0x02
  13#define NVKM_GPIO_TOGGLED                                                  0x03
  14        u8 mask;
  15        u8 line;
  16};
  17
  18struct nvkm_gpio_ntfy_rep {
  19        u8 mask;
  20};
  21
  22struct nvkm_gpio {
  23        const struct nvkm_gpio_func *func;
  24        struct nvkm_subdev subdev;
  25
  26        struct nvkm_event event;
  27};
  28
  29void nvkm_gpio_reset(struct nvkm_gpio *, u8 func);
  30int nvkm_gpio_find(struct nvkm_gpio *, int idx, u8 tag, u8 line,
  31                   struct dcb_gpio_func *);
  32int nvkm_gpio_set(struct nvkm_gpio *, int idx, u8 tag, u8 line, int state);
  33int nvkm_gpio_get(struct nvkm_gpio *, int idx, u8 tag, u8 line);
  34
  35int nv10_gpio_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_gpio **);
  36int nv50_gpio_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_gpio **);
  37int g94_gpio_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_gpio **);
  38int gf119_gpio_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_gpio **);
  39int gk104_gpio_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_gpio **);
  40int ga102_gpio_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_gpio **);
  41#endif
  42