diff options
Diffstat (limited to 'drm/nouveau/include/nvkm/subdev/gpio.h')
| -rw-r--r-- | drm/nouveau/include/nvkm/subdev/gpio.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/drm/nouveau/include/nvkm/subdev/gpio.h b/drm/nouveau/include/nvkm/subdev/gpio.h new file mode 100644 index 000000000..8b60c5de6 --- /dev/null +++ b/drm/nouveau/include/nvkm/subdev/gpio.h @@ -0,0 +1,47 @@ +#ifndef __NOUVEAU_GPIO_H__ +#define __NOUVEAU_GPIO_H__ + +#include <core/subdev.h> +#include <core/device.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 nouveau_gpio { + struct nouveau_subdev base; + + struct nvkm_event event; + + void (*reset)(struct nouveau_gpio *, u8 func); + int (*find)(struct nouveau_gpio *, int idx, u8 tag, u8 line, + struct dcb_gpio_func *); + int (*set)(struct nouveau_gpio *, int idx, u8 tag, u8 line, int state); + int (*get)(struct nouveau_gpio *, int idx, u8 tag, u8 line); +}; + +static inline struct nouveau_gpio * +nouveau_gpio(void *obj) +{ + return (void *)nouveau_subdev(obj, NVDEV_SUBDEV_GPIO); +} + +extern struct nouveau_oclass *nv10_gpio_oclass; +extern struct nouveau_oclass *nv50_gpio_oclass; +extern struct nouveau_oclass *nv94_gpio_oclass; +extern struct nouveau_oclass *nvd0_gpio_oclass; +extern struct nouveau_oclass *nve0_gpio_oclass; + +#endif |