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#ifndef __NVKM_LTC_H__
#define __NVKM_LTC_H__
#include <core/subdev.h>
#include <core/mm.h>
#define NVKM_LTC_MAX_ZBC_CNT 16
struct nvkm_ltc {
const struct nvkm_ltc_func *func;
struct nvkm_subdev subdev;
u32 ltc_nr;
u32 lts_nr;
u32 num_tags;
u32 tag_base;
struct nvkm_mm tags;
struct nvkm_mm_node *tag_ram;
int zbc_min;
int zbc_max;
u32 zbc_color[NVKM_LTC_MAX_ZBC_CNT][4];
u32 zbc_depth[NVKM_LTC_MAX_ZBC_CNT];
};
int nvkm_ltc_tags_alloc(struct nvkm_ltc *, u32 count, struct nvkm_mm_node **);
void nvkm_ltc_tags_free(struct nvkm_ltc *, struct nvkm_mm_node **);
void nvkm_ltc_tags_clear(struct nvkm_ltc *, u32 first, u32 count);
int nvkm_ltc_zbc_color_get(struct nvkm_ltc *, int index, const u32[4]);
int nvkm_ltc_zbc_depth_get(struct nvkm_ltc *, int index, const u32);
void nvkm_ltc_invalidate(struct nvkm_ltc *);
void nvkm_ltc_flush(struct nvkm_ltc *);
int gf100_ltc_new(struct nvkm_device *, int, struct nvkm_ltc **);
int gk104_ltc_new(struct nvkm_device *, int, struct nvkm_ltc **);
int gk20a_ltc_new(struct nvkm_device *, int, struct nvkm_ltc **);
int gm107_ltc_new(struct nvkm_device *, int, struct nvkm_ltc **);
#endif
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