1 files changed, 71 insertions, 0 deletions

diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/priv.h
new file mode 100644
index 000000000000..41f179d93da6
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/priv.h
@@ -0,0 +1,71 @@
+#ifndef __NVKM_LTC_PRIV_H__
+#define __NVKM_LTC_PRIV_H__
+
+#include <subdev/ltc.h>
+#include <subdev/fb.h>
+
+#include <core/enum.h>
+
+struct nvkm_ltc_priv {
+        struct nouveau_ltc base;
+        u32 ltc_nr;
+        u32 lts_nr;
+
+        u32 num_tags;
+        u32 tag_base;
+        struct nouveau_mm tags;
+        struct nouveau_mm_node *tag_ram;
+
+        u32 zbc_color[NOUVEAU_LTC_MAX_ZBC_CNT][4];
+        u32 zbc_depth[NOUVEAU_LTC_MAX_ZBC_CNT];
+};
+
+#define nvkm_ltc_create(p,e,o,d)                                               \
+        nvkm_ltc_create_((p), (e), (o), sizeof(**d), (void **)d)
+#define nvkm_ltc_destroy(p) ({                                                 \
+        struct nvkm_ltc_priv *_priv = (p);                                     \
+        _nvkm_ltc_dtor(nv_object(_priv));                                      \
+})
+#define nvkm_ltc_init(p) ({                                                    \
+        struct nvkm_ltc_priv *_priv = (p);                                     \
+        _nvkm_ltc_init(nv_object(_priv));                                      \
+})
+#define nvkm_ltc_fini(p,s) ({                                                  \
+        struct nvkm_ltc_priv *_priv = (p);                                     \
+        _nvkm_ltc_fini(nv_object(_priv), (s));                                 \
+})
+
+int  nvkm_ltc_create_(struct nouveau_object *, struct nouveau_object *,
+                      struct nouveau_oclass *, int, void **);
+
+#define _nvkm_ltc_dtor _nouveau_subdev_dtor
+int _nvkm_ltc_init(struct nouveau_object *);
+#define _nvkm_ltc_fini _nouveau_subdev_fini
+
+int  gf100_ltc_ctor(struct nouveau_object *, struct nouveau_object *,
+                    struct nouveau_oclass *, void *, u32,
+                    struct nouveau_object **);
+void gf100_ltc_dtor(struct nouveau_object *);
+int  gf100_ltc_init_tag_ram(struct nouveau_fb *, struct nvkm_ltc_priv *);
+int  gf100_ltc_tags_alloc(struct nouveau_ltc *, u32, struct nouveau_mm_node **);
+void gf100_ltc_tags_free(struct nouveau_ltc *, struct nouveau_mm_node **);
+
+struct nvkm_ltc_impl {
+        struct nouveau_oclass base;
+        void (*intr)(struct nouveau_subdev *);
+
+        void (*cbc_clear)(struct nvkm_ltc_priv *, u32 start, u32 limit);
+        void (*cbc_wait)(struct nvkm_ltc_priv *);
+
+        int zbc;
+        void (*zbc_clear_color)(struct nvkm_ltc_priv *, int, const u32[4]);
+        void (*zbc_clear_depth)(struct nvkm_ltc_priv *, int, const u32);
+};
+
+void gf100_ltc_intr(struct nouveau_subdev *);
+void gf100_ltc_cbc_clear(struct nvkm_ltc_priv *, u32, u32);
+void gf100_ltc_cbc_wait(struct nvkm_ltc_priv *);
+void gf100_ltc_zbc_clear_color(struct nvkm_ltc_priv *, int, const u32[4]);
+void gf100_ltc_zbc_clear_depth(struct nvkm_ltc_priv *, int, const u32);
+
+#endif