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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  
10  struct 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  
18  struct nvkm_gpio_ntfy_rep {
19  	u8 mask;
20  };
21  
22  struct nvkm_gpio {
23  	const struct nvkm_gpio_func *func;
24  	struct nvkm_subdev subdev;
25  
26  	struct nvkm_event event;
27  };
28  
29  void nvkm_gpio_reset(struct nvkm_gpio *, u8 func);
30  int nvkm_gpio_find(struct nvkm_gpio *, int idx, u8 tag, u8 line,
31  		   struct dcb_gpio_func *);
32  int nvkm_gpio_set(struct nvkm_gpio *, int idx, u8 tag, u8 line, int state);
33  int nvkm_gpio_get(struct nvkm_gpio *, int idx, u8 tag, u8 line);
34  
35  int nv10_gpio_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_gpio **);
36  int nv50_gpio_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_gpio **);
37  int g94_gpio_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_gpio **);
38  int gf119_gpio_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_gpio **);
39  int gk104_gpio_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_gpio **);
40  int ga102_gpio_new(struct nvkm_device *, enum nvkm_subdev_type, int inst, struct nvkm_gpio **);
41  #endif
42