drm/nouveau/fb: remove ram oclass argument from base fb constructor

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

drivers/gpu/drm/nouveau/core/subdev/fb/base.c

@@ -22,9 +22,10 @@
  * Authors: Ben Skeggs
  */
 
-#include "subdev/fb.h"
-#include "subdev/bios.h"
-#include "subdev/bios/bit.h"
+#include <subdev/bios.h>
+#include <subdev/bios/bit.h>
+
+#include "priv.h"
 
 int
 nouveau_fb_bios_memtype(struct nouveau_bios *bios)
@@ -106,9 +107,9 @@ _nouveau_fb_dtor(struct nouveau_object *object)
 
 int
 nouveau_fb_create_(struct nouveau_object *parent, struct nouveau_object *engine,
-		   struct nouveau_oclass *oclass, struct nouveau_oclass *ramcls,
-		   int length, void **pobject)
+		   struct nouveau_oclass *oclass, int length, void **pobject)
 {
+	struct nouveau_fb_impl *impl = (void *)oclass;
 	static const char *name[] = {
 		[NV_MEM_TYPE_UNKNOWN] = "unknown",
 		[NV_MEM_TYPE_STOLEN ] = "stolen system memory",
@@ -133,7 +134,7 @@ nouveau_fb_create_(struct nouveau_object *parent, struct nouveau_object *engine,
 		return ret;
 
 	ret = nouveau_object_ctor(nv_object(pfb), nv_object(pfb),
-				  ramcls, NULL, 0, &ram);
+				  impl->ram, NULL, 0, &ram);
 	if (ret) {
 		nv_fatal(pfb, "error detecting memory configuration!!\n");
 		return ret;

drivers/gpu/drm/nouveau/core/subdev/fb/nv04.c

@@ -65,7 +65,7 @@ nv04_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 	struct nv04_fb_priv *priv;
 	int ret;
 
-	ret = nouveau_fb_create(parent, engine, oclass, &nv04_ram_oclass, &priv);
+	ret = nouveau_fb_create(parent, engine, oclass, &priv);
 	*pobject = nv_object(priv);
 	if (ret)
 		return ret;
@@ -75,12 +75,13 @@ nv04_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 }
 
 struct nouveau_oclass *
-nv04_fb_oclass = &(struct nouveau_oclass) {
-	.handle = NV_SUBDEV(FB, 0x04),
-	.ofuncs = &(struct nouveau_ofuncs) {
+nv04_fb_oclass = &(struct nouveau_fb_impl) {
+	.base.handle = NV_SUBDEV(FB, 0x04),
+	.base.ofuncs = &(struct nouveau_ofuncs) {
 		.ctor = nv04_fb_ctor,
 		.dtor = _nouveau_fb_dtor,
 		.init = nv04_fb_init,
 		.fini = _nouveau_fb_fini,
 	},
-};
+	.ram = &nv04_ram_oclass,
+}.base;

drivers/gpu/drm/nouveau/core/subdev/fb/nv10.c

@@ -65,7 +65,7 @@ nv10_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 	struct nv10_fb_priv *priv;
 	int ret;
 
-	ret = nouveau_fb_create(parent, engine, oclass, &nv10_ram_oclass, &priv);
+	ret = nouveau_fb_create(parent, engine, oclass, &priv);
 	*pobject = nv_object(priv);
 	if (ret)
 		return ret;
@@ -79,12 +79,13 @@ nv10_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 }
 
 struct nouveau_oclass *
-nv10_fb_oclass = &(struct nouveau_oclass) {
-	.handle = NV_SUBDEV(FB, 0x10),
-	.ofuncs = &(struct nouveau_ofuncs) {
+nv10_fb_oclass = &(struct nouveau_fb_impl) {
+	.base.handle = NV_SUBDEV(FB, 0x10),
+	.base.ofuncs = &(struct nouveau_ofuncs) {
 		.ctor = nv10_fb_ctor,
 		.dtor = _nouveau_fb_dtor,
 		.init = _nouveau_fb_init,
 		.fini = _nouveau_fb_fini,
 	},
-};
+	.ram = &nv10_ram_oclass,
+}.base;

drivers/gpu/drm/nouveau/core/subdev/fb/nv1a.c

@@ -38,7 +38,7 @@ nv1a_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 	struct nv1a_fb_priv *priv;
 	int ret;
 
-	ret = nouveau_fb_create(parent, engine, oclass, &nv1a_ram_oclass, &priv);
+	ret = nouveau_fb_create(parent, engine, oclass, &priv);
 	*pobject = nv_object(priv);
 	if (ret)
 		return ret;
@@ -52,12 +52,13 @@ nv1a_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 }
 
 struct nouveau_oclass *
-nv1a_fb_oclass = &(struct nouveau_oclass) {
-	.handle = NV_SUBDEV(FB, 0x1a),
-	.ofuncs = &(struct nouveau_ofuncs) {
+nv1a_fb_oclass = &(struct nouveau_fb_impl) {
+	.base.handle = NV_SUBDEV(FB, 0x1a),
+	.base.ofuncs = &(struct nouveau_ofuncs) {
 		.ctor = nv1a_fb_ctor,
 		.dtor = _nouveau_fb_dtor,
 		.init = _nouveau_fb_init,
 		.fini = _nouveau_fb_fini,
 	},
-};
+	.ram = &nv10_ram_oclass,
+}.base;

drivers/gpu/drm/nouveau/core/subdev/fb/nv20.c

@@ -88,7 +88,7 @@ nv20_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 	struct nv20_fb_priv *priv;
 	int ret;
 
-	ret = nouveau_fb_create(parent, engine, oclass, &nv20_ram_oclass, &priv);
+	ret = nouveau_fb_create(parent, engine, oclass, &priv);
 	*pobject = nv_object(priv);
 	if (ret)
 		return ret;
@@ -103,12 +103,13 @@ nv20_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 }
 
 struct nouveau_oclass *
-nv20_fb_oclass = &(struct nouveau_oclass) {
-	.handle = NV_SUBDEV(FB, 0x20),
-	.ofuncs = &(struct nouveau_ofuncs) {
+nv20_fb_oclass = &(struct nouveau_fb_impl) {
+	.base.handle = NV_SUBDEV(FB, 0x20),
+	.base.ofuncs = &(struct nouveau_ofuncs) {
 		.ctor = nv20_fb_ctor,
 		.dtor = _nouveau_fb_dtor,
 		.init = _nouveau_fb_init,
 		.fini = _nouveau_fb_fini,
 	},
-};
+	.ram = &nv20_ram_oclass,
+}.base;

drivers/gpu/drm/nouveau/core/subdev/fb/nv25.c

@@ -54,7 +54,7 @@ nv25_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 	struct nv25_fb_priv *priv;
 	int ret;
 
-	ret = nouveau_fb_create(parent, engine, oclass, &nv20_ram_oclass, &priv);
+	ret = nouveau_fb_create(parent, engine, oclass, &priv);
 	*pobject = nv_object(priv);
 	if (ret)
 		return ret;
@@ -69,12 +69,13 @@ nv25_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 }
 
 struct nouveau_oclass *
-nv25_fb_oclass = &(struct nouveau_oclass) {
-	.handle = NV_SUBDEV(FB, 0x25),
-	.ofuncs = &(struct nouveau_ofuncs) {
+nv25_fb_oclass = &(struct nouveau_fb_impl) {
+	.base.handle = NV_SUBDEV(FB, 0x25),
+	.base.ofuncs = &(struct nouveau_ofuncs) {
 		.ctor = nv25_fb_ctor,
 		.dtor = _nouveau_fb_dtor,
 		.init = _nouveau_fb_init,
 		.fini = _nouveau_fb_fini,
 	},
-};
+	.ram = &nv20_ram_oclass,
+}.base;

drivers/gpu/drm/nouveau/core/subdev/fb/nv30.c

@@ -132,7 +132,7 @@ nv30_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 	struct nv30_fb_priv *priv;
 	int ret;
 
-	ret = nouveau_fb_create(parent, engine, oclass, &nv20_ram_oclass, &priv);
+	ret = nouveau_fb_create(parent, engine, oclass, &priv);
 	*pobject = nv_object(priv);
 	if (ret)
 		return ret;
@@ -147,12 +147,13 @@ nv30_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 }
 
 struct nouveau_oclass *
-nv30_fb_oclass = &(struct nouveau_oclass) {
-	.handle = NV_SUBDEV(FB, 0x30),
-	.ofuncs = &(struct nouveau_ofuncs) {
+nv30_fb_oclass = &(struct nouveau_fb_impl) {
+	.base.handle = NV_SUBDEV(FB, 0x30),
+	.base.ofuncs = &(struct nouveau_ofuncs) {
 		.ctor = nv30_fb_ctor,
 		.dtor = _nouveau_fb_dtor,
 		.init = nv30_fb_init,
 		.fini = _nouveau_fb_fini,
 	},
-};
+	.ram = &nv20_ram_oclass,
+}.base;

drivers/gpu/drm/nouveau/core/subdev/fb/nv35.c

@@ -55,7 +55,7 @@ nv35_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 	struct nv35_fb_priv *priv;
 	int ret;
 
-	ret = nouveau_fb_create(parent, engine, oclass, &nv20_ram_oclass, &priv);
+	ret = nouveau_fb_create(parent, engine, oclass, &priv);
 	*pobject = nv_object(priv);
 	if (ret)
 		return ret;
@@ -70,12 +70,13 @@ nv35_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 }
 
 struct nouveau_oclass *
-nv35_fb_oclass = &(struct nouveau_oclass) {
-	.handle = NV_SUBDEV(FB, 0x35),
-	.ofuncs = &(struct nouveau_ofuncs) {
+nv35_fb_oclass = &(struct nouveau_fb_impl) {
+	.base.handle = NV_SUBDEV(FB, 0x35),
+	.base.ofuncs = &(struct nouveau_ofuncs) {
 		.ctor = nv35_fb_ctor,
 		.dtor = _nouveau_fb_dtor,
 		.init = nv30_fb_init,
 		.fini = _nouveau_fb_fini,
 	},
-};
+	.ram = &nv20_ram_oclass,
+}.base;

drivers/gpu/drm/nouveau/core/subdev/fb/nv36.c

@@ -55,7 +55,7 @@ nv36_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 	struct nv36_fb_priv *priv;
 	int ret;
 
-	ret = nouveau_fb_create(parent, engine, oclass, &nv20_ram_oclass, &priv);
+	ret = nouveau_fb_create(parent, engine, oclass, &priv);
 	*pobject = nv_object(priv);
 	if (ret)
 		return ret;
@@ -70,12 +70,13 @@ nv36_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 }
 
 struct nouveau_oclass *
-nv36_fb_oclass = &(struct nouveau_oclass) {
-	.handle = NV_SUBDEV(FB, 0x36),
-	.ofuncs = &(struct nouveau_ofuncs) {
+nv36_fb_oclass = &(struct nouveau_fb_impl) {
+	.base.handle = NV_SUBDEV(FB, 0x36),
+	.base.ofuncs = &(struct nouveau_ofuncs) {
 		.ctor = nv36_fb_ctor,
 		.dtor = _nouveau_fb_dtor,
 		.init = nv30_fb_init,
 		.fini = _nouveau_fb_fini,
 	},
-};
+	.ram = &nv20_ram_oclass,
+}.base;

drivers/gpu/drm/nouveau/core/subdev/fb/nv40.c

@@ -69,7 +69,7 @@ nv40_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 	struct nv40_fb_priv *priv;
 	int ret;
 
-	ret = nouveau_fb_create(parent, engine, oclass, &nv40_ram_oclass, &priv);
+	ret = nouveau_fb_create(parent, engine, oclass, &priv);
 	*pobject = nv_object(priv);
 	if (ret)
 		return ret;
@@ -85,12 +85,13 @@ nv40_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 
 
 struct nouveau_oclass *
-nv40_fb_oclass = &(struct nouveau_oclass) {
-	.handle = NV_SUBDEV(FB, 0x40),
-	.ofuncs = &(struct nouveau_ofuncs) {
+nv40_fb_oclass = &(struct nouveau_fb_impl) {
+	.base.handle = NV_SUBDEV(FB, 0x40),
+	.base.ofuncs = &(struct nouveau_ofuncs) {
 		.ctor = nv40_fb_ctor,
 		.dtor = _nouveau_fb_dtor,
 		.init = nv40_fb_init,
 		.fini = _nouveau_fb_fini,
 	},
-};
+	.ram = &nv40_ram_oclass,
+}.base;

drivers/gpu/drm/nouveau/core/subdev/fb/nv41.c

@@ -62,7 +62,7 @@ nv41_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 	struct nv41_fb_priv *priv;
 	int ret;
 
-	ret = nouveau_fb_create(parent, engine, oclass, &nv41_ram_oclass, &priv);
+	ret = nouveau_fb_create(parent, engine, oclass, &priv);
 	*pobject = nv_object(priv);
 	if (ret)
 		return ret;
@@ -78,12 +78,13 @@ nv41_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 
 
 struct nouveau_oclass *
-nv41_fb_oclass = &(struct nouveau_oclass) {
-	.handle = NV_SUBDEV(FB, 0x41),
-	.ofuncs = &(struct nouveau_ofuncs) {
+nv41_fb_oclass = &(struct nouveau_fb_impl) {
+	.base.handle = NV_SUBDEV(FB, 0x41),
+	.base.ofuncs = &(struct nouveau_ofuncs) {
 		.ctor = nv41_fb_ctor,
 		.dtor = _nouveau_fb_dtor,
 		.init = nv41_fb_init,
 		.fini = _nouveau_fb_fini,
 	},
-};
+	.ram = &nv41_ram_oclass,
+}.base;

drivers/gpu/drm/nouveau/core/subdev/fb/nv44.c

@@ -72,7 +72,7 @@ nv44_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 	struct nv44_fb_priv *priv;
 	int ret;
 
-	ret = nouveau_fb_create(parent, engine, oclass, &nv44_ram_oclass, &priv);
+	ret = nouveau_fb_create(parent, engine, oclass, &priv);
 	*pobject = nv_object(priv);
 	if (ret)
 		return ret;
@@ -87,12 +87,13 @@ nv44_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 
 
 struct nouveau_oclass *
-nv44_fb_oclass = &(struct nouveau_oclass) {
-	.handle = NV_SUBDEV(FB, 0x44),
-	.ofuncs = &(struct nouveau_ofuncs) {
+nv44_fb_oclass = &(struct nouveau_fb_impl) {
+	.base.handle = NV_SUBDEV(FB, 0x44),
+	.base.ofuncs = &(struct nouveau_ofuncs) {
 		.ctor = nv44_fb_ctor,
 		.dtor = _nouveau_fb_dtor,
 		.init = nv44_fb_init,
 		.fini = _nouveau_fb_fini,
 	},
-};
+	.ram = &nv44_ram_oclass,
+}.base;

drivers/gpu/drm/nouveau/core/subdev/fb/nv46.c

@@ -52,7 +52,7 @@ nv46_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 	struct nv46_fb_priv *priv;
 	int ret;
 
-	ret = nouveau_fb_create(parent, engine, oclass, &nv44_ram_oclass, &priv);
+	ret = nouveau_fb_create(parent, engine, oclass, &priv);
 	*pobject = nv_object(priv);
 	if (ret)
 		return ret;
@@ -67,12 +67,13 @@ nv46_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 
 
 struct nouveau_oclass *
-nv46_fb_oclass = &(struct nouveau_oclass) {
-	.handle = NV_SUBDEV(FB, 0x46),
-	.ofuncs = &(struct nouveau_ofuncs) {
+nv46_fb_oclass = &(struct nouveau_fb_impl) {
+	.base.handle = NV_SUBDEV(FB, 0x46),
+	.base.ofuncs = &(struct nouveau_ofuncs) {
 		.ctor = nv46_fb_ctor,
 		.dtor = _nouveau_fb_dtor,
 		.init = nv44_fb_init,
 		.fini = _nouveau_fb_fini,
 	},
-};
+	.ram = &nv44_ram_oclass,
+}.base;

drivers/gpu/drm/nouveau/core/subdev/fb/nv47.c

@@ -38,7 +38,7 @@ nv47_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 	struct nv47_fb_priv *priv;
 	int ret;
 
-	ret = nouveau_fb_create(parent, engine, oclass, &nv41_ram_oclass, &priv);
+	ret = nouveau_fb_create(parent, engine, oclass, &priv);
 	*pobject = nv_object(priv);
 	if (ret)
 		return ret;
@@ -54,12 +54,13 @@ nv47_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 
 
 struct nouveau_oclass *
-nv47_fb_oclass = &(struct nouveau_oclass) {
-	.handle = NV_SUBDEV(FB, 0x47),
-	.ofuncs = &(struct nouveau_ofuncs) {
+nv47_fb_oclass = &(struct nouveau_fb_impl) {
+	.base.handle = NV_SUBDEV(FB, 0x47),
+	.base.ofuncs = &(struct nouveau_ofuncs) {
 		.ctor = nv47_fb_ctor,
 		.dtor = _nouveau_fb_dtor,
 		.init = nv41_fb_init,
 		.fini = _nouveau_fb_fini,
 	},
-};
+	.ram = &nv41_ram_oclass,
+}.base;

drivers/gpu/drm/nouveau/core/subdev/fb/nv49.c

@@ -38,7 +38,7 @@ nv49_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 	struct nv49_fb_priv *priv;
 	int ret;
 
-	ret = nouveau_fb_create(parent, engine, oclass, &nv49_ram_oclass, &priv);
+	ret = nouveau_fb_create(parent, engine, oclass, &priv);
 	*pobject = nv_object(priv);
 	if (ret)
 		return ret;
@@ -54,12 +54,13 @@ nv49_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 
 
 struct nouveau_oclass *
-nv49_fb_oclass = &(struct nouveau_oclass) {
-	.handle = NV_SUBDEV(FB, 0x49),
-	.ofuncs = &(struct nouveau_ofuncs) {
+nv49_fb_oclass = &(struct nouveau_fb_impl) {
+	.base.handle = NV_SUBDEV(FB, 0x49),
+	.base.ofuncs = &(struct nouveau_ofuncs) {
 		.ctor = nv49_fb_ctor,
 		.dtor = _nouveau_fb_dtor,
 		.init = nv41_fb_init,
 		.fini = _nouveau_fb_fini,
 	},
-};
+	.ram = &nv49_ram_oclass,
+}.base;

drivers/gpu/drm/nouveau/core/subdev/fb/nv4e.c

@@ -38,7 +38,7 @@ nv4e_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 	struct nv4e_fb_priv *priv;
 	int ret;
 
-	ret = nouveau_fb_create(parent, engine, oclass, &nv4e_ram_oclass, &priv);
+	ret = nouveau_fb_create(parent, engine, oclass, &priv);
 	*pobject = nv_object(priv);
 	if (ret)
 		return ret;
@@ -52,12 +52,13 @@ nv4e_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 }
 
 struct nouveau_oclass *
-nv4e_fb_oclass = &(struct nouveau_oclass) {
-	.handle = NV_SUBDEV(FB, 0x4e),
-	.ofuncs = &(struct nouveau_ofuncs) {
+nv4e_fb_oclass = &(struct nouveau_fb_impl) {
+	.base.handle = NV_SUBDEV(FB, 0x4e),
+	.base.ofuncs = &(struct nouveau_ofuncs) {
 		.ctor = nv4e_fb_ctor,
 		.dtor = _nouveau_fb_dtor,
 		.init = nv44_fb_init,
 		.fini = _nouveau_fb_fini,
 	},
-};
+	.ram = &nv4e_ram_oclass,
+}.base;

drivers/gpu/drm/nouveau/core/subdev/fb/nv50.c

@@ -243,7 +243,7 @@ nv50_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 	struct nv50_fb_priv *priv;
 	int ret;
 
-	ret = nouveau_fb_create(parent, engine, oclass, &nv50_ram_oclass, &priv);
+	ret = nouveau_fb_create(parent, engine, oclass, &priv);
 	*pobject = nv_object(priv);
 	if (ret)
 		return ret;
@@ -304,12 +304,13 @@ nv50_fb_init(struct nouveau_object *object)
 
 struct nouveau_oclass *
 nv50_fb_oclass = &(struct nv50_fb_impl) {
-	.base.handle = NV_SUBDEV(FB, 0x50),
-	.base.ofuncs = &(struct nouveau_ofuncs) {
+	.base.base.handle = NV_SUBDEV(FB, 0x50),
+	.base.base.ofuncs = &(struct nouveau_ofuncs) {
 		.ctor = nv50_fb_ctor,
 		.dtor = nv50_fb_dtor,
 		.init = nv50_fb_init,
 		.fini = _nouveau_fb_fini,
 	},
+	.base.ram = &nv50_ram_oclass,
 	.trap = 0x000707ff,
-}.base;
+}.base.base;

drivers/gpu/drm/nouveau/core/subdev/fb/nv50.h

@@ -16,7 +16,7 @@ void nv50_fb_dtor(struct nouveau_object *);
 int  nv50_fb_init(struct nouveau_object *);
 
 struct nv50_fb_impl {
-	struct nouveau_oclass base;
+	struct nouveau_fb_impl base;
 	u32 trap;
 };
 

drivers/gpu/drm/nouveau/core/subdev/fb/nv84.c

@@ -26,12 +26,13 @@
 
 struct nouveau_oclass *
 nv84_fb_oclass = &(struct nv50_fb_impl) {
-	.base.handle = NV_SUBDEV(FB, 0x84),
-	.base.ofuncs = &(struct nouveau_ofuncs) {
+	.base.base.handle = NV_SUBDEV(FB, 0x84),
+	.base.base.ofuncs = &(struct nouveau_ofuncs) {
 		.ctor = nv50_fb_ctor,
 		.dtor = nv50_fb_dtor,
 		.init = nv50_fb_init,
 		.fini = _nouveau_fb_fini,
 	},
+	.base.ram = &nv50_ram_oclass,
 	.trap = 0x001d07ff,
-}.base;
+}.base.base;

drivers/gpu/drm/nouveau/core/subdev/fb/nva3.c

@@ -26,12 +26,13 @@
 
 struct nouveau_oclass *
 nva3_fb_oclass = &(struct nv50_fb_impl) {
-	.base.handle = NV_SUBDEV(FB, 0xa3),
-	.base.ofuncs = &(struct nouveau_ofuncs) {
+	.base.base.handle = NV_SUBDEV(FB, 0xa3),
+	.base.base.ofuncs = &(struct nouveau_ofuncs) {
 		.ctor = nv50_fb_ctor,
 		.dtor = nv50_fb_dtor,
 		.init = nv50_fb_init,
 		.fini = _nouveau_fb_fini,
 	},
+	.base.ram = &nv50_ram_oclass,
 	.trap = 0x000d0fff,
-}.base;
+}.base.base;

drivers/gpu/drm/nouveau/core/subdev/fb/nvaa.c

@@ -26,12 +26,13 @@
 
 struct nouveau_oclass *
 nvaa_fb_oclass = &(struct nv50_fb_impl) {
-	.base.handle = NV_SUBDEV(FB, 0xaa),
-	.base.ofuncs = &(struct nouveau_ofuncs) {
+	.base.base.handle = NV_SUBDEV(FB, 0xaa),
+	.base.base.ofuncs = &(struct nouveau_ofuncs) {
 		.ctor = nv50_fb_ctor,
 		.dtor = nv50_fb_dtor,
 		.init = nv50_fb_init,
 		.fini = _nouveau_fb_fini,
 	},
+	.base.ram = &nv50_ram_oclass,
 	.trap = 0x001d07ff,
-}.base;
+}.base.base;

drivers/gpu/drm/nouveau/core/subdev/fb/nvaf.c

@@ -26,12 +26,13 @@
 
 struct nouveau_oclass *
 nvaf_fb_oclass = &(struct nv50_fb_impl) {
-	.base.handle = NV_SUBDEV(FB, 0xaf),
-	.base.ofuncs = &(struct nouveau_ofuncs) {
+	.base.base.handle = NV_SUBDEV(FB, 0xaf),
+	.base.base.ofuncs = &(struct nouveau_ofuncs) {
 		.ctor = nv50_fb_ctor,
 		.dtor = nv50_fb_dtor,
 		.init = nv50_fb_init,
 		.fini = _nouveau_fb_fini,
 	},
+	.base.ram = &nv50_ram_oclass,
 	.trap = 0x089d1fff,
-}.base;
+}.base.base;

drivers/gpu/drm/nouveau/core/subdev/fb/nvc0.c

@@ -78,7 +78,7 @@ nvc0_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 	struct nvc0_fb_priv *priv;
 	int ret;
 
-	ret = nouveau_fb_create(parent, engine, oclass, &nvc0_ram_oclass, &priv);
+	ret = nouveau_fb_create(parent, engine, oclass, &priv);
 	*pobject = nv_object(priv);
 	if (ret)
 		return ret;
@@ -99,12 +99,13 @@ nvc0_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 
 
 struct nouveau_oclass *
-nvc0_fb_oclass = &(struct nouveau_oclass) {
-	.handle = NV_SUBDEV(FB, 0xc0),
-	.ofuncs = &(struct nouveau_ofuncs) {
+nvc0_fb_oclass = &(struct nouveau_fb_impl) {
+	.base.handle = NV_SUBDEV(FB, 0xc0),
+	.base.ofuncs = &(struct nouveau_ofuncs) {
 		.ctor = nvc0_fb_ctor,
 		.dtor = nvc0_fb_dtor,
 		.init = nvc0_fb_init,
 		.fini = _nouveau_fb_fini,
 	},
-};
+	.ram = &nvc0_ram_oclass,
+}.base;

drivers/gpu/drm/nouveau/core/subdev/fb/priv.h

@@ -26,10 +26,12 @@ extern struct nouveau_oclass nv44_ram_oclass;
 extern struct nouveau_oclass nv49_ram_oclass;
 extern struct nouveau_oclass nv4e_ram_oclass;
 extern struct nouveau_oclass nv50_ram_oclass;
+extern struct nouveau_oclass nva3_ram_oclass;
+extern struct nouveau_oclass nvaa_ram_oclass;
 extern struct nouveau_oclass nvc0_ram_oclass;
 
-#define nouveau_fb_create(p,e,c,r,d)                                           \
-	nouveau_fb_create_((p), (e), (c), (r), sizeof(**d), (void **)d)
+#define nouveau_fb_create(p,e,c,d)                                             \
+	nouveau_fb_create_((p), (e), (c), sizeof(**d), (void **)d)
 #define nouveau_fb_destroy(p) ({                                               \
 	struct nouveau_fb *pfb = (p);                                          \
 	_nouveau_fb_dtor(nv_object(pfb));                                      \
@@ -44,12 +46,16 @@ extern struct nouveau_oclass nvc0_ram_oclass;
 })
 
 int nouveau_fb_create_(struct nouveau_object *, struct nouveau_object *,
-		       struct nouveau_oclass *, struct nouveau_oclass *,
-		       int length, void **pobject);
+		       struct nouveau_oclass *, int, void **);
 void _nouveau_fb_dtor(struct nouveau_object *);
 int  _nouveau_fb_init(struct nouveau_object *);
 int  _nouveau_fb_fini(struct nouveau_object *, bool);
 
+struct nouveau_fb_impl {
+	struct nouveau_oclass base;
+	struct nouveau_oclass *ram;
+};
+
 struct nouveau_bios;
 int  nouveau_fb_bios_memtype(struct nouveau_bios *);