1 files changed, 73 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/core/include/subdev/instmem.h b/drivers/gpu/drm/nouveau/core/include/subdev/instmem.h
new file mode 100644
index 0000000..7ab36af
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/core/include/subdev/instmem.h
@@ -0,0 +1,73 @@
+#ifndef __NOUVEAU_INSTMEM_H__
+#define __NOUVEAU_INSTMEM_H__
+
+#include <core/subdev.h>
+#include <core/device.h>
+#include <core/mm.h>
+
+struct nouveau_instobj {
+	struct nouveau_object base;
+	struct list_head head;
+	u32 *suspend;
+	u64 addr;
+	u32 size;
+};
+
+static inline struct nouveau_instobj *
+nv_memobj(void *obj)
+{
+#if CPTCFG_NOUVEAU_DEBUG >= NV_DBG_PARANOIA
+	if (unlikely(!nv_iclass(obj, NV_MEMOBJ_CLASS)))
+		nv_assert("BAD CAST -> NvMemObj, %08x", nv_hclass(obj));
+#endif
+	return obj;
+}
+
+#define nouveau_instobj_create(p,e,o,d)                                        \
+	nouveau_instobj_create_((p), (e), (o), sizeof(**d), (void **)d)
+#define nouveau_instobj_init(p)                                                \
+	nouveau_object_init(&(p)->base)
+#define nouveau_instobj_fini(p,s)                                              \
+	nouveau_object_fini(&(p)->base, (s))
+
+int  nouveau_instobj_create_(struct nouveau_object *, struct nouveau_object *,
+			     struct nouveau_oclass *, int, void **);
+void nouveau_instobj_destroy(struct nouveau_instobj *);
+
+void _nouveau_instobj_dtor(struct nouveau_object *);
+#define _nouveau_instobj_init nouveau_object_init
+#define _nouveau_instobj_fini nouveau_object_fini
+
+struct nouveau_instmem {
+	struct nouveau_subdev base;
+	struct list_head list;
+
+	u32 reserved;
+	int (*alloc)(struct nouveau_instmem *, struct nouveau_object *,
+		     u32 size, u32 align, struct nouveau_object **);
+};
+
+static inline struct nouveau_instmem *
+nouveau_instmem(void *obj)
+{
+	return (void *)nv_device(obj)->subdev[NVDEV_SUBDEV_INSTMEM];
+}
+
+#define nouveau_instmem_create(p,e,o,d)                                        \
+	nouveau_instmem_create_((p), (e), (o), sizeof(**d), (void **)d)
+#define nouveau_instmem_destroy(p)                                             \
+	nouveau_subdev_destroy(&(p)->base)
+int nouveau_instmem_create_(struct nouveau_object *, struct nouveau_object *,
+			    struct nouveau_oclass *, int, void **);
+int nouveau_instmem_init(struct nouveau_instmem *);
+int nouveau_instmem_fini(struct nouveau_instmem *, bool);
+
+#define _nouveau_instmem_dtor _nouveau_subdev_dtor
+int _nouveau_instmem_init(struct nouveau_object *);
+int _nouveau_instmem_fini(struct nouveau_object *, bool);
+
+extern struct nouveau_oclass nv04_instmem_oclass;
+extern struct nouveau_oclass nv40_instmem_oclass;
+extern struct nouveau_oclass nv50_instmem_oclass;
+
+#endif