diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/include/nvkm/subdev/ltc.h')
-rw-r--r-- | drivers/gpu/drm/nouveau/include/nvkm/subdev/ltc.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/ltc.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/ltc.h new file mode 100644 index 000000000000..432717a421d3 --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/ltc.h @@ -0,0 +1,35 @@ +#ifndef __NOUVEAU_LTC_H__ +#define __NOUVEAU_LTC_H__ + +#include <core/subdev.h> +#include <core/device.h> + +#define NOUVEAU_LTC_MAX_ZBC_CNT 16 + +struct nouveau_mm_node; + +struct nouveau_ltc { + struct nouveau_subdev base; + + int (*tags_alloc)(struct nouveau_ltc *, u32 count, + struct nouveau_mm_node **); + void (*tags_free)(struct nouveau_ltc *, struct nouveau_mm_node **); + void (*tags_clear)(struct nouveau_ltc *, u32 first, u32 count); + + int zbc_min; + int zbc_max; + int (*zbc_color_get)(struct nouveau_ltc *, int index, const u32[4]); + int (*zbc_depth_get)(struct nouveau_ltc *, int index, const u32); +}; + +static inline struct nouveau_ltc * +nouveau_ltc(void *obj) +{ + return (void *)nouveau_subdev(obj, NVDEV_SUBDEV_LTC); +} + +extern struct nouveau_oclass *gf100_ltc_oclass; +extern struct nouveau_oclass *gk104_ltc_oclass; +extern struct nouveau_oclass *gm107_ltc_oclass; + +#endif |