1 /* $NetBSD: gpio.h,v 1.3 2021/12/18 23:45:33 riastradh Exp $ */ 2 3 /* SPDX-License-Identifier: MIT */ 4 #ifndef __NVKM_GPIO_H__ 5 #define __NVKM_GPIO_H__ 6 #include <core/subdev.h> 7 #include <core/event.h> 8 9 #include <subdev/bios.h> 10 #include <subdev/bios/gpio.h> 11 12 struct nvkm_gpio_ntfy_req { 13 #define NVKM_GPIO_HI 0x01 14 #define NVKM_GPIO_LO 0x02 15 #define NVKM_GPIO_TOGGLED 0x03 16 u8 mask; 17 u8 line; 18 }; 19 20 struct nvkm_gpio_ntfy_rep { 21 u8 mask; 22 }; 23 24 struct nvkm_gpio { 25 const struct nvkm_gpio_func *func; 26 struct nvkm_subdev subdev; 27 28 struct nvkm_event event; 29 }; 30 31 void nvkm_gpio_reset(struct nvkm_gpio *, u8 func); 32 int nvkm_gpio_find(struct nvkm_gpio *, int idx, u8 tag, u8 line, 33 struct dcb_gpio_func *); 34 int nvkm_gpio_set(struct nvkm_gpio *, int idx, u8 tag, u8 line, int state); 35 int nvkm_gpio_get(struct nvkm_gpio *, int idx, u8 tag, u8 line); 36 37 int nv10_gpio_new(struct nvkm_device *, int, struct nvkm_gpio **); 38 int nv50_gpio_new(struct nvkm_device *, int, struct nvkm_gpio **); 39 int g94_gpio_new(struct nvkm_device *, int, struct nvkm_gpio **); 40 int gf119_gpio_new(struct nvkm_device *, int, struct nvkm_gpio **); 41 int gk104_gpio_new(struct nvkm_device *, int, struct nvkm_gpio **); 42 #endif 43