12799bba6SBen Skeggs #ifndef __NVKM_LTC_H__
22799bba6SBen Skeggs #define __NVKM_LTC_H__
3c39f472eSBen Skeggs #include <core/subdev.h>
470bc7182SBen Skeggs #include <core/mm.h>
5c39f472eSBen Skeggs 
62799bba6SBen Skeggs #define NVKM_LTC_MAX_ZBC_CNT 16
7c39f472eSBen Skeggs 
82799bba6SBen Skeggs struct nvkm_ltc {
970bc7182SBen Skeggs 	const struct nvkm_ltc_func *func;
10c7750cfbSBen Skeggs 	struct nvkm_subdev subdev;
11c39f472eSBen Skeggs 
1270bc7182SBen Skeggs 	u32 ltc_nr;
1370bc7182SBen Skeggs 	u32 lts_nr;
1470bc7182SBen Skeggs 
1570bc7182SBen Skeggs 	u32 num_tags;
1670bc7182SBen Skeggs 	u32 tag_base;
1770bc7182SBen Skeggs 	struct nvkm_mm tags;
1870bc7182SBen Skeggs 	struct nvkm_mm_node *tag_ram;
19c39f472eSBen Skeggs 
20c39f472eSBen Skeggs 	int zbc_min;
21c39f472eSBen Skeggs 	int zbc_max;
2270bc7182SBen Skeggs 	u32 zbc_color[NVKM_LTC_MAX_ZBC_CNT][4];
2370bc7182SBen Skeggs 	u32 zbc_depth[NVKM_LTC_MAX_ZBC_CNT];
24c39f472eSBen Skeggs };
25c39f472eSBen Skeggs 
2670bc7182SBen Skeggs int nvkm_ltc_tags_alloc(struct nvkm_ltc *, u32 count, struct nvkm_mm_node **);
2770bc7182SBen Skeggs void nvkm_ltc_tags_free(struct nvkm_ltc *, struct nvkm_mm_node **);
2870bc7182SBen Skeggs void nvkm_ltc_tags_clear(struct nvkm_ltc *, u32 first, u32 count);
29c39f472eSBen Skeggs 
3070bc7182SBen Skeggs int nvkm_ltc_zbc_color_get(struct nvkm_ltc *, int index, const u32[4]);
3170bc7182SBen Skeggs int nvkm_ltc_zbc_depth_get(struct nvkm_ltc *, int index, const u32);
3270bc7182SBen Skeggs 
3338a8fc78SAlexandre Courbot void nvkm_ltc_invalidate(struct nvkm_ltc *);
3438a8fc78SAlexandre Courbot void nvkm_ltc_flush(struct nvkm_ltc *);
3538a8fc78SAlexandre Courbot 
3670bc7182SBen Skeggs int gf100_ltc_new(struct nvkm_device *, int, struct nvkm_ltc **);
3770bc7182SBen Skeggs int gk104_ltc_new(struct nvkm_device *, int, struct nvkm_ltc **);
38a0a49bacSAlexandre Courbot int gk20a_ltc_new(struct nvkm_device *, int, struct nvkm_ltc **);
3970bc7182SBen Skeggs int gm107_ltc_new(struct nvkm_device *, int, struct nvkm_ltc **);
40db1eb528SBen Skeggs int gm200_ltc_new(struct nvkm_device *, int, struct nvkm_ltc **);
41a96def39SBen Skeggs int gp100_ltc_new(struct nvkm_device *, int, struct nvkm_ltc **);
42c39f472eSBen Skeggs #endif
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