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- /* SPDX-License-Identifier: GPL-2.0 */
- #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_memory *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];
- };
- void nvkm_ltc_tags_clear(struct nvkm_device *, 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 **);
- int gm200_ltc_new(struct nvkm_device *, int, struct nvkm_ltc **);
- int gp100_ltc_new(struct nvkm_device *, int, struct nvkm_ltc **);
- #endif
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