1 files changed, 66 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/priv.h
new file mode 100644
index 000000000..5265bf4d8
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/priv.h
@@ -0,0 +1,66 @@
+/* SPDX-License-Identifier: MIT */
+#ifndef __NVKM_MMU_PRIV_H__
+#define __NVKM_MMU_PRIV_H__
+#define nvkm_mmu(p) container_of((p), struct nvkm_mmu, subdev)
+#include <subdev/mmu.h>
+
+void nvkm_mmu_ctor(const struct nvkm_mmu_func *, struct nvkm_device *, enum nvkm_subdev_type, int,
+		   struct nvkm_mmu *);
+int nvkm_mmu_new_(const struct nvkm_mmu_func *, struct nvkm_device *, enum nvkm_subdev_type, int,
+		  struct nvkm_mmu **);
+
+struct nvkm_mmu_func {
+	void (*init)(struct nvkm_mmu *);
+
+	u8  dma_bits;
+
+	struct {
+		struct nvkm_sclass user;
+	} mmu;
+
+	struct {
+		struct nvkm_sclass user;
+		int (*vram)(struct nvkm_mmu *, int type, u8 page, u64 size,
+			    void *argv, u32 argc, struct nvkm_memory **);
+		int (*umap)(struct nvkm_mmu *, struct nvkm_memory *, void *argv,
+			    u32 argc, u64 *addr, u64 *size, struct nvkm_vma **);
+	} mem;
+
+	struct {
+		struct nvkm_sclass user;
+		int (*ctor)(struct nvkm_mmu *, bool managed, u64 addr, u64 size,
+			    void *argv, u32 argc, struct lock_class_key *,
+			    const char *name, struct nvkm_vmm **);
+		bool global;
+		u32 pd_offset;
+	} vmm;
+
+	const u8 *(*kind)(struct nvkm_mmu *, int *count, u8 *invalid);
+	bool kind_sys;
+};
+
+extern const struct nvkm_mmu_func nv04_mmu;
+
+const u8 *nv50_mmu_kind(struct nvkm_mmu *, int *count, u8 *invalid);
+
+const u8 *gf100_mmu_kind(struct nvkm_mmu *, int *count, u8 *invalid);
+
+const u8 *gm200_mmu_kind(struct nvkm_mmu *, int *, u8 *);
+
+struct nvkm_mmu_pt {
+	union {
+		struct nvkm_mmu_ptc *ptc;
+		struct nvkm_mmu_ptp *ptp;
+	};
+	struct nvkm_memory *memory;
+	bool sub;
+	u16 base;
+	u64 addr;
+	struct list_head head;
+};
+
+void nvkm_mmu_ptc_dump(struct nvkm_mmu *);
+struct nvkm_mmu_pt *
+nvkm_mmu_ptc_get(struct nvkm_mmu *, u32 size, u32 align, bool zero);
+void nvkm_mmu_ptc_put(struct nvkm_mmu *, bool force, struct nvkm_mmu_pt **);
+#endif