diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h')
| -rw-r--r-- | drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h new file mode 100644 index 000000000000..e3d7243fbb1d --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h @@ -0,0 +1,58 @@ +#ifndef __NVKM_VOLT_H__ +#define __NVKM_VOLT_H__ +#include <core/subdev.h> + +struct nvkm_voltage { + u32 uv; + u8 id; +}; + +struct nvkm_volt { + struct nvkm_subdev base; + + int (*vid_get)(struct nvkm_volt *); + int (*get)(struct nvkm_volt *); + int (*vid_set)(struct nvkm_volt *, u8 vid); + int (*set)(struct nvkm_volt *, u32 uv); + int (*set_id)(struct nvkm_volt *, u8 id, int condition); + + u8 vid_mask; + u8 vid_nr; + struct { + u32 uv; + u8 vid; + } vid[256]; +}; + +static inline struct nvkm_volt * +nvkm_volt(void *obj) +{ + return (void *)nvkm_subdev(obj, NVDEV_SUBDEV_VOLT); +} + +#define nvkm_volt_create(p, e, o, d) \ + nvkm_volt_create_((p), (e), (o), sizeof(**d), (void **)d) +#define nvkm_volt_destroy(p) ({ \ + struct nvkm_volt *v = (p); \ + _nvkm_volt_dtor(nv_object(v)); \ +}) +#define nvkm_volt_init(p) ({ \ + struct nvkm_volt *v = (p); \ + _nvkm_volt_init(nv_object(v)); \ +}) +#define nvkm_volt_fini(p,s) \ + nvkm_subdev_fini((p), (s)) + +int nvkm_volt_create_(struct nvkm_object *, struct nvkm_object *, + struct nvkm_oclass *, int, void **); +void _nvkm_volt_dtor(struct nvkm_object *); +int _nvkm_volt_init(struct nvkm_object *); +#define _nvkm_volt_fini _nvkm_subdev_fini + +extern struct nvkm_oclass nv40_volt_oclass; +extern struct nvkm_oclass gk20a_volt_oclass; + +int nvkm_voltgpio_init(struct nvkm_volt *); +int nvkm_voltgpio_get(struct nvkm_volt *); +int nvkm_voltgpio_set(struct nvkm_volt *, u8); +#endif |