1 files changed, 42 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvif/vmm.h b/drivers/gpu/drm/nouveau/include/nvif/vmm.h
new file mode 100644
index 000000000..a2ee92201
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/include/nvif/vmm.h
@@ -0,0 +1,42 @@
+#ifndef __NVIF_VMM_H__
+#define __NVIF_VMM_H__
+#include <nvif/object.h>
+struct nvif_mem;
+struct nvif_mmu;
+
+enum nvif_vmm_get {
+	ADDR,
+	PTES,
+	LAZY
+};
+
+struct nvif_vma {
+	u64 addr;
+	u64 size;
+};
+
+struct nvif_vmm {
+	struct nvif_object object;
+	u64 start;
+	u64 limit;
+
+	struct {
+		u8 shift;
+		bool sparse:1;
+		bool vram:1;
+		bool host:1;
+		bool comp:1;
+	} *page;
+	int page_nr;
+};
+
+int nvif_vmm_ctor(struct nvif_mmu *, const char *name, s32 oclass, bool managed,
+		  u64 addr, u64 size, void *argv, u32 argc, struct nvif_vmm *);
+void nvif_vmm_dtor(struct nvif_vmm *);
+int nvif_vmm_get(struct nvif_vmm *, enum nvif_vmm_get, bool sparse,
+		 u8 page, u8 align, u64 size, struct nvif_vma *);
+void nvif_vmm_put(struct nvif_vmm *, struct nvif_vma *);
+int nvif_vmm_map(struct nvif_vmm *, u64 addr, u64 size, void *argv, u32 argc,
+		 struct nvif_mem *, u64 offset);
+int nvif_vmm_unmap(struct nvif_vmm *, u64);
+#endif