diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/include/subdev/volt.h')
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/include/subdev/volt.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/core/include/subdev/volt.h b/drivers/gpu/drm/nouveau/core/include/subdev/volt.h new file mode 100644 index 00000000000..820b62ffd75 --- /dev/null +++ b/drivers/gpu/drm/nouveau/core/include/subdev/volt.h @@ -0,0 +1,60 @@ +#ifndef __NOUVEAU_VOLT_H__ +#define __NOUVEAU_VOLT_H__ + +#include <core/subdev.h> +#include <core/device.h> + +struct nouveau_voltage { + u32 uv; + u8 id; +}; + +struct nouveau_volt { + struct nouveau_subdev base; + + int (*vid_get)(struct nouveau_volt *); + int (*get)(struct nouveau_volt *); + int (*vid_set)(struct nouveau_volt *, u8 vid); + int (*set)(struct nouveau_volt *, u32 uv); + int (*set_id)(struct nouveau_volt *, u8 id, int condition); + + u8 vid_mask; + u8 vid_nr; + struct { + u32 uv; + u8 vid; + } vid[256]; +}; + +static inline struct nouveau_volt * +nouveau_volt(void *obj) +{ + return (void *)nv_device(obj)->subdev[NVDEV_SUBDEV_VOLT]; +} + +#define nouveau_volt_create(p, e, o, d) \ + nouveau_volt_create_((p), (e), (o), sizeof(**d), (void **)d) +#define nouveau_volt_destroy(p) ({ \ + struct nouveau_volt *v = (p); \ + _nouveau_volt_dtor(nv_object(v)); \ +}) +#define nouveau_volt_init(p) ({ \ + struct nouveau_volt *v = (p); \ + _nouveau_volt_init(nv_object(v)); \ +}) +#define nouveau_volt_fini(p,s) \ + nouveau_subdev_fini((p), (s)) + +int nouveau_volt_create_(struct nouveau_object *, struct nouveau_object *, + struct nouveau_oclass *, int, void **); +void _nouveau_volt_dtor(struct nouveau_object *); +int _nouveau_volt_init(struct nouveau_object *); +#define _nouveau_volt_fini _nouveau_subdev_fini + +extern struct nouveau_oclass nv40_volt_oclass; + +int nouveau_voltgpio_init(struct nouveau_volt *); +int nouveau_voltgpio_get(struct nouveau_volt *); +int nouveau_voltgpio_set(struct nouveau_volt *, u8); + +#endif |