diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/include/subdev/pwr.h')
-rw-r--r-- | drivers/gpu/drm/nouveau/core/include/subdev/pwr.h | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/core/include/subdev/pwr.h b/drivers/gpu/drm/nouveau/core/include/subdev/pwr.h new file mode 100644 index 000000000000..c5c92cbed33f --- /dev/null +++ b/drivers/gpu/drm/nouveau/core/include/subdev/pwr.h @@ -0,0 +1,80 @@ +#ifndef __NOUVEAU_PWR_H__ +#define __NOUVEAU_PWR_H__ + +#include <core/subdev.h> +#include <core/device.h> + +struct nouveau_pwr { + struct nouveau_subdev base; + + struct { + u32 limit; + u32 *data; + u32 size; + } code; + + struct { + u32 limit; + u32 *data; + u32 size; + } data; + + struct { + u32 base; + u32 size; + } send; + + struct { + u32 base; + u32 size; + + struct work_struct work; + wait_queue_head_t wait; + u32 process; + u32 message; + u32 data[2]; + } recv; + + int (*message)(struct nouveau_pwr *, u32[2], u32, u32, u32, u32); +}; + +static inline struct nouveau_pwr * +nouveau_pwr(void *obj) +{ + return (void *)nv_device(obj)->subdev[NVDEV_SUBDEV_PWR]; +} + +#define nouveau_pwr_create(p, e, o, d) \ + nouveau_pwr_create_((p), (e), (o), sizeof(**d), (void **)d) +#define nouveau_pwr_destroy(p) \ + nouveau_subdev_destroy(&(p)->base) +#define nouveau_pwr_init(p) ({ \ + struct nouveau_pwr *ppwr = (p); \ + _nouveau_pwr_init(nv_object(ppwr)); \ +}) +#define nouveau_pwr_fini(p,s) ({ \ + struct nouveau_pwr *ppwr = (p); \ + _nouveau_pwr_fini(nv_object(ppwr), (s)); \ +}) + +int nouveau_pwr_create_(struct nouveau_object *, struct nouveau_object *, + struct nouveau_oclass *, int, void **); +#define _nouveau_pwr_dtor _nouveau_subdev_dtor +int _nouveau_pwr_init(struct nouveau_object *); +int _nouveau_pwr_fini(struct nouveau_object *, bool); + +extern struct nouveau_oclass nva3_pwr_oclass; +extern struct nouveau_oclass nvc0_pwr_oclass; +extern struct nouveau_oclass nvd0_pwr_oclass; +extern struct nouveau_oclass nv108_pwr_oclass; + +/* interface to MEMX process running on PPWR */ +struct nouveau_memx; +int nouveau_memx_init(struct nouveau_pwr *, struct nouveau_memx **); +int nouveau_memx_fini(struct nouveau_memx **, bool exec); +void nouveau_memx_wr32(struct nouveau_memx *, u32 addr, u32 data); +void nouveau_memx_wait(struct nouveau_memx *, + u32 addr, u32 mask, u32 data, u32 nsec); +void nouveau_memx_nsec(struct nouveau_memx *, u32 nsec); + +#endif |