gr: convert user classes to new-style nvkm_object

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

55 files changed, 1760 insertions, 1738 deletions

diff --git a/drm/nouveau/include/nvif/device.h b/drm/nouveau/include/nvif/device.h
index d52ef841..14da7ad7 100644
--- a/drm/nouveau/include/nvif/device.h
+++ b/drm/nouveau/include/nvif/device.h
@@ -65,5 +65,5 @@ u64  nvif_device_time(struct nvif_device *);
 #include <engine/sw.h>
 
 #define nvxx_fifo(a) nvxx_device(a)->fifo
-#define nvxx_gr(a) nvkm_gr(nvxx_device(a))
+#define nvxx_gr(a) nvxx_device(a)->gr
 #endif
diff --git a/drm/nouveau/include/nvkm/core/client.h b/drm/nouveau/include/nvkm/core/client.h
index 7ec1762a..5485bbac 100644
--- a/drm/nouveau/include/nvkm/core/client.h
+++ b/drm/nouveau/include/nvkm/core/client.h
@@ -30,7 +30,6 @@ int  nvkm_client_new(const char *name, u64 device, const char *cfg,
 void nvkm_client_del(struct nvkm_client **);
 int  nvkm_client_init(struct nvkm_client *);
 int  nvkm_client_fini(struct nvkm_client *, bool suspend);
-const char *nvkm_client_name(void *obj);
 
 static inline struct nvkm_client *
 nvkm_client(struct nvkm_object *object)
diff --git a/drm/nouveau/include/nvkm/engine/gr.h b/drm/nouveau/include/nvkm/engine/gr.h
index 0fd02c27..f09f1521 100644
--- a/drm/nouveau/include/nvkm/engine/gr.h
+++ b/drm/nouveau/include/nvkm/engine/gr.h
@@ -1,44 +1,22 @@
 #ifndef __NVKM_GR_H__
 #define __NVKM_GR_H__
-#include <core/engctx.h>
-
-struct nvkm_gr_chan {
-	struct nvkm_engctx base;
-};
-
-#define nvkm_gr_context_create(p,e,c,g,s,a,f,d)                          \
-	nvkm_engctx_create((p), (e), (c), (g), (s), (a), (f), (d))
-#define nvkm_gr_context_destroy(d)                                       \
-	nvkm_engctx_destroy(&(d)->base)
-#define nvkm_gr_context_init(d)                                          \
-	nvkm_engctx_init(&(d)->base)
-#define nvkm_gr_context_fini(d,s)                                        \
-	nvkm_engctx_fini(&(d)->base, (s))
-
-#define _nvkm_gr_context_dtor _nvkm_engctx_dtor
-#define _nvkm_gr_context_init _nvkm_engctx_init
-#define _nvkm_gr_context_fini _nvkm_engctx_fini
-#define _nvkm_gr_context_rd32 _nvkm_engctx_rd32
-#define _nvkm_gr_context_wr32 _nvkm_engctx_wr32
-
 #include <core/engine.h>
 
 struct nvkm_gr {
 	struct nvkm_engine engine;
+	const struct nvkm_gr_func *func;
 
 	/* Returns chipset-specific counts of units packed into an u64.
 	 */
 	u64 (*units)(struct nvkm_gr *);
 };
 
-static inline struct nvkm_gr *
-nvkm_gr(void *obj)
-{
-	return (void *)nvkm_engine(obj, NVDEV_ENGINE_GR);
-}
-
 #define nvkm_gr_create(p,e,c,y,d)                                        \
-	nvkm_engine_create((p), (e), (c), (y), "PGRAPH", "graphics", (d))
+	nvkm_gr_create_((p), (e), (c), (y), sizeof(**d), (void **)(d))
+int
+nvkm_gr_create_(struct nvkm_object *parent, struct nvkm_object *engine,
+		struct nvkm_oclass *oclass, bool enable,
+		int length, void **pobject);
 #define nvkm_gr_destroy(d)                                               \
 	nvkm_engine_destroy(&(d)->engine)
 #define nvkm_gr_init(d)                                                  \
@@ -79,8 +57,7 @@ extern struct nvkm_oclass *gm20b_gr_oclass;
 #include <core/enum.h>
 
 extern const struct nvkm_bitfield nv04_gr_nsource[];
-extern struct nvkm_ofuncs nv04_gr_ofuncs;
-bool nv04_gr_idle(void *obj);
+bool nv04_gr_idle(struct nvkm_gr *);
 
 extern const struct nvkm_bitfield nv10_gr_intr_name[];
 extern const struct nvkm_bitfield nv10_gr_nstatus[];
diff --git a/drm/nouveau/nvkm/core/client.c b/drm/nouveau/nvkm/core/client.c
index 910f736c..ab98f8c4 100644
--- a/drm/nouveau/nvkm/core/client.c
+++ b/drm/nouveau/nvkm/core/client.c
@@ -321,13 +321,3 @@ nvkm_client_new(const char *name, u64 device, const char *cfg,
 		nvkm_client_del(pclient);
 	return ret;
 }
-
-const char *
-nvkm_client_name(void *obj)
-{
-	const char *client_name = "unknown";
-	struct nvkm_client *client = nvkm_client(obj);
-	if (client)
-		client_name = client->name;
-	return client_name;
-}
diff --git a/drm/nouveau/nvkm/engine/gr/Kbuild b/drm/nouveau/nvkm/engine/gr/Kbuild
index cbdab5a6..79eceaac 100644
--- a/drm/nouveau/nvkm/engine/gr/Kbuild
+++ b/drm/nouveau/nvkm/engine/gr/Kbuild
@@ -1,3 +1,4 @@
+nvkm-y += nvkm/engine/gr/base.o
 nvkm-y += nvkm/engine/gr/nv04.o
 nvkm-y += nvkm/engine/gr/nv10.o
 nvkm-y += nvkm/engine/gr/nv20.o
diff --git a/drm/nouveau/nvkm/engine/gr/base.c b/drm/nouveau/nvkm/engine/gr/base.c
new file mode 100644
index 00000000..c6fb2584
--- /dev/null
+++ b/drm/nouveau/nvkm/engine/gr/base.c
@@ -0,0 +1,84 @@
+/*
+ * Copyright 2015 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Ben Skeggs <bskeggs@redhat.com>
+ */
+#include "priv.h"
+
+#include <engine/fifo.h>
+
+static int
+nvkm_gr_oclass_get(struct nvkm_oclass *oclass, int index)
+{
+	struct nvkm_gr *gr = nvkm_gr(oclass->engine);
+	int c = 0;
+
+	if (gr->func->object_get) {
+		int ret = gr->func->object_get(gr, index, &oclass->base);
+		if (oclass->base.oclass)
+			return index;
+		return ret;
+	}
+
+	while (gr->func->sclass[c].oclass) {
+		if (c++ == index) {
+			oclass->base = gr->func->sclass[index];
+			return index;
+		}
+	}
+
+	return c;
+}
+
+static int
+nvkm_gr_cclass_new(struct nvkm_fifo_chan *chan,
+		   const struct nvkm_oclass *oclass,
+		   struct nvkm_object **pobject)
+{
+	struct nvkm_gr *gr = nvkm_gr(oclass->engine);
+	if (gr->func->chan_new)
+		return gr->func->chan_new(gr, chan, oclass, pobject);
+	return 0;
+}
+
+struct nvkm_engine_func
+nvkm_gr = {
+	.fifo.cclass = nvkm_gr_cclass_new,
+	.fifo.sclass = nvkm_gr_oclass_get,
+};
+
+int
+nvkm_gr_create_(struct nvkm_object *parent, struct nvkm_object *engine,
+		struct nvkm_oclass *oclass, bool enable,
+		int length, void **pobject)
+{
+	struct nvkm_gr *gr;
+	int ret;
+
+	ret = nvkm_engine_create_(parent, engine, oclass, enable,
+				  "gr", "gr", length, pobject);
+	gr = *pobject;
+	if (ret)
+		return ret;
+
+	gr->engine.func = &nvkm_gr;
+	return 0;
+}
diff --git a/drm/nouveau/nvkm/engine/gr/ctxgf100.c b/drm/nouveau/nvkm/engine/gr/ctxgf100.c
index d04c015e..96525b49 100644
--- a/drm/nouveau/nvkm/engine/gr/ctxgf100.c
+++ b/drm/nouveau/nvkm/engine/gr/ctxgf100.c
@@ -1027,23 +1027,23 @@ gf100_grctx_mmio_item(struct gf100_grctx *info, u32 addr, u32 data,
 void
 gf100_grctx_generate_bundle(struct gf100_grctx *info)
 {
-	const struct gf100_grctx_oclass *impl = gf100_grctx_impl(info->gr);
+	const struct gf100_grctx_func *grctx = info->gr->func->grctx;
 	const u32 access = NV_MEM_ACCESS_RW | NV_MEM_ACCESS_SYS;
 	const int s = 8;
-	const int b = mmio_vram(info, impl->bundle_size, (1 << s), access);
+	const int b = mmio_vram(info, grctx->bundle_size, (1 << s), access);
 	mmio_refn(info, 0x408004, 0x00000000, s, b);
-	mmio_wr32(info, 0x408008, 0x80000000 | (impl->bundle_size >> s));
+	mmio_wr32(info, 0x408008, 0x80000000 | (grctx->bundle_size >> s));
 	mmio_refn(info, 0x418808, 0x00000000, s, b);
-	mmio_wr32(info, 0x41880c, 0x80000000 | (impl->bundle_size >> s));
+	mmio_wr32(info, 0x41880c, 0x80000000 | (grctx->bundle_size >> s));
 }
 
 void
 gf100_grctx_generate_pagepool(struct gf100_grctx *info)
 {
-	const struct gf100_grctx_oclass *impl = gf100_grctx_impl(info->gr);
+	const struct gf100_grctx_func *grctx = info->gr->func->grctx;
 	const u32 access = NV_MEM_ACCESS_RW | NV_MEM_ACCESS_SYS;
 	const int s = 8;
-	const int b = mmio_vram(info, impl->pagepool_size, (1 << s), access);
+	const int b = mmio_vram(info, grctx->pagepool_size, (1 << s), access);
 	mmio_refn(info, 0x40800c, 0x00000000, s, b);
 	mmio_wr32(info, 0x408010, 0x80000000);
 	mmio_refn(info, 0x419004, 0x00000000, s, b);
@@ -1054,9 +1054,9 @@ void
 gf100_grctx_generate_attrib(struct gf100_grctx *info)
 {
 	struct gf100_gr *gr = info->gr;
-	const struct gf100_grctx_oclass *impl = gf100_grctx_impl(gr);
-	const u32 attrib = impl->attrib_nr;
-	const u32   size = 0x20 * (impl->attrib_nr_max + impl->alpha_nr_max);
+	const struct gf100_grctx_func *grctx = gr->func->grctx;
+	const u32 attrib = grctx->attrib_nr;
+	const u32   size = 0x20 * (grctx->attrib_nr_max + grctx->alpha_nr_max);
 	const u32 access = NV_MEM_ACCESS_RW;
 	const int s = 12;
 	const int b = mmio_vram(info, size * gr->tpc_total, (1 << s), access);
@@ -1072,7 +1072,7 @@ gf100_grctx_generate_attrib(struct gf100_grctx *info)
 			const u32 o = TPC_UNIT(gpc, tpc, 0x0520);
 			mmio_skip(info, o, (attrib << 16) | ++bo);
 			mmio_wr32(info, o, (attrib << 16) | --bo);
-			bo += impl->attrib_nr_max;
+			bo += grctx->attrib_nr_max;
 		}
 	}
 }
@@ -1237,22 +1237,22 @@ void
 gf100_grctx_generate_main(struct gf100_gr *gr, struct gf100_grctx *info)
 {
 	struct nvkm_device *device = gr->base.engine.subdev.device;
-	struct gf100_grctx_oclass *oclass = (void *)nv_engine(gr)->cclass;
+	const struct gf100_grctx_func *grctx = gr->func->grctx;
 
 	nvkm_mc(gr)->unk260(nvkm_mc(gr), 0);
 
-	gf100_gr_mmio(gr, oclass->hub);
-	gf100_gr_mmio(gr, oclass->gpc);
-	gf100_gr_mmio(gr, oclass->zcull);
-	gf100_gr_mmio(gr, oclass->tpc);
-	gf100_gr_mmio(gr, oclass->ppc);
+	gf100_gr_mmio(gr, grctx->hub);
+	gf100_gr_mmio(gr, grctx->gpc);
+	gf100_gr_mmio(gr, grctx->zcull);
+	gf100_gr_mmio(gr, grctx->tpc);
+	gf100_gr_mmio(gr, grctx->ppc);
 
 	nvkm_wr32(device, 0x404154, 0x00000000);
 
-	oclass->bundle(info);
-	oclass->pagepool(info);
-	oclass->attrib(info);
-	oclass->unkn(gr);
+	grctx->bundle(info);
+	grctx->pagepool(info);
+	grctx->attrib(info);
+	grctx->unkn(gr);
 
 	gf100_grctx_generate_tpcid(gr);
 	gf100_grctx_generate_r406028(gr);
@@ -1260,16 +1260,16 @@ gf100_grctx_generate_main(struct gf100_gr *gr, struct gf100_grctx *info)
 	gf100_grctx_generate_r418bb8(gr);
 	gf100_grctx_generate_r406800(gr);
 
-	gf100_gr_icmd(gr, oclass->icmd);
+	gf100_gr_icmd(gr, grctx->icmd);
 	nvkm_wr32(device, 0x404154, 0x00000400);
-	gf100_gr_mthd(gr, oclass->mthd);
+	gf100_gr_mthd(gr, grctx->mthd);
 	nvkm_mc(gr)->unk260(nvkm_mc(gr), 1);
 }
 
 int
 gf100_grctx_generate(struct gf100_gr *gr)
 {
-	struct gf100_grctx_oclass *oclass = (void *)nv_engine(gr)->cclass;
+	const struct gf100_grctx_func *grctx = gr->func->grctx;
 	struct nvkm_subdev *subdev = &gr->base.engine.subdev;
 	struct nvkm_device *device = subdev->device;
 	struct nvkm_memory *chan;
@@ -1352,7 +1352,7 @@ gf100_grctx_generate(struct gf100_gr *gr)
 		);
 	}
 
-	oclass->main(gr, &info);
+	grctx->main(gr, &info);
 
 	/* trigger a context unload by unsetting the "next channel valid" bit
 	 * and faking a context switch interrupt
@@ -1383,17 +1383,8 @@ done:
 	return ret;
 }
 
-struct nvkm_oclass *
-gf100_grctx_oclass = &(struct gf100_grctx_oclass) {
-	.base.handle = NV_ENGCTX(GR, 0xc0),
-	.base.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = gf100_gr_context_ctor,
-		.dtor = gf100_gr_context_dtor,
-		.init = _nvkm_gr_context_init,
-		.fini = _nvkm_gr_context_fini,
-		.rd32 = _nvkm_gr_context_rd32,
-		.wr32 = _nvkm_gr_context_wr32,
-	},
+const struct gf100_grctx_func
+gf100_grctx = {
 	.main  = gf100_grctx_generate_main,
 	.unkn  = gf100_grctx_generate_unkn,
 	.hub   = gf100_grctx_pack_hub,
@@ -1409,4 +1400,4 @@ gf100_grctx_oclass = &(struct gf100_grctx_oclass) {
 	.attrib = gf100_grctx_generate_attrib,
 	.attrib_nr_max = 0x324,
 	.attrib_nr = 0x218,
-}.base;
+};
diff --git a/drm/nouveau/nvkm/engine/gr/ctxgf100.h b/drm/nouveau/nvkm/engine/gr/ctxgf100.h
index a555835b..3c64040e 100644
--- a/drm/nouveau/nvkm/engine/gr/ctxgf100.h
+++ b/drm/nouveau/nvkm/engine/gr/ctxgf100.h
@@ -19,8 +19,7 @@ void gf100_grctx_mmio_item(struct gf100_grctx *, u32 addr, u32 data, int s, int)
 #define mmio_skip(a,b,c) mmio_refn((a), (b), (c), -1, -1)
 #define mmio_wr32(a,b,c) mmio_refn((a), (b), (c),  0, -1)
 
-struct gf100_grctx_oclass {
-	struct nvkm_oclass base;
+struct gf100_grctx_func {
 	/* main context generation function */
 	void  (*main)(struct gf100_gr *, struct gf100_grctx *);
 	/* context-specific modify-on-first-load list generation function */
@@ -50,13 +49,7 @@ struct gf100_grctx_oclass {
 	u32 alpha_nr;
 };
 
-static inline const struct gf100_grctx_oclass *
-gf100_grctx_impl(struct gf100_gr *gr)
-{
-	return (void *)nv_engine(gr)->cclass;
-}
-
-extern struct nvkm_oclass *gf100_grctx_oclass;
+extern const struct gf100_grctx_func gf100_grctx;
 int  gf100_grctx_generate(struct gf100_gr *);
 void gf100_grctx_generate_main(struct gf100_gr *, struct gf100_grctx *);
 void gf100_grctx_generate_bundle(struct gf100_grctx *);
@@ -69,20 +62,20 @@ void gf100_grctx_generate_r4060a8(struct gf100_gr *);
 void gf100_grctx_generate_r418bb8(struct gf100_gr *);
 void gf100_grctx_generate_r406800(struct gf100_gr *);
 
-extern struct nvkm_oclass *gf108_grctx_oclass;
+extern const struct gf100_grctx_func gf108_grctx;
 void gf108_grctx_generate_attrib(struct gf100_grctx *);
 void gf108_grctx_generate_unkn(struct gf100_gr *);
 
-extern struct nvkm_oclass *gf104_grctx_oclass;
-extern struct nvkm_oclass *gf110_grctx_oclass;
+extern const struct gf100_grctx_func gf104_grctx;
+extern const struct gf100_grctx_func gf110_grctx;
 
-extern struct nvkm_oclass *gf117_grctx_oclass;
+extern const struct gf100_grctx_func gf117_grctx;
 void gf117_grctx_generate_attrib(struct gf100_grctx *);
 
-extern struct nvkm_oclass *gf119_grctx_oclass;
+extern const struct gf100_grctx_func gf119_grctx;
 
-extern struct nvkm_oclass *gk104_grctx_oclass;
-extern struct nvkm_oclass *gk20a_grctx_oclass;
+extern const struct gf100_grctx_func gk104_grctx;
+extern const struct gf100_grctx_func gk20a_grctx;
 void gk104_grctx_generate_main(struct gf100_gr *, struct gf100_grctx *);
 void gk104_grctx_generate_bundle(struct gf100_grctx *);
 void gk104_grctx_generate_pagepool(struct gf100_grctx *);
@@ -95,22 +88,22 @@ void gm107_grctx_generate_bundle(struct gf100_grctx *);
 void gm107_grctx_generate_pagepool(struct gf100_grctx *);
 void gm107_grctx_generate_attrib(struct gf100_grctx *);
 
-extern struct nvkm_oclass *gk110_grctx_oclass;
-extern struct nvkm_oclass *gk110b_grctx_oclass;
-extern struct nvkm_oclass *gk208_grctx_oclass;
+extern const struct gf100_grctx_func gk110_grctx;
+extern const struct gf100_grctx_func gk110b_grctx;
+extern const struct gf100_grctx_func gk208_grctx;
 
-extern struct nvkm_oclass *gm107_grctx_oclass;
+extern const struct gf100_grctx_func gm107_grctx;
 void gm107_grctx_generate_bundle(struct gf100_grctx *);
 void gm107_grctx_generate_pagepool(struct gf100_grctx *);
 void gm107_grctx_generate_attrib(struct gf100_grctx *);
 
-extern struct nvkm_oclass *gm204_grctx_oclass;
+extern const struct gf100_grctx_func gm204_grctx;
 void gm204_grctx_generate_main(struct gf100_gr *, struct gf100_grctx *);
 void gm204_grctx_generate_tpcid(struct gf100_gr *);
 void gm204_grctx_generate_405b60(struct gf100_gr *);
 
-extern struct nvkm_oclass *gm206_grctx_oclass;
-extern struct nvkm_oclass *gm20b_grctx_oclass;
+extern const struct gf100_grctx_func gm206_grctx;
+extern const struct gf100_grctx_func gm20b_grctx;
 
 /* context init value lists */
 
diff --git a/drm/nouveau/nvkm/engine/gr/ctxgf104.c b/drm/nouveau/nvkm/engine/gr/ctxgf104.c
index c5a8d55e..54fd74e9 100644
--- a/drm/nouveau/nvkm/engine/gr/ctxgf104.c
+++ b/drm/nouveau/nvkm/engine/gr/ctxgf104.c
@@ -79,17 +79,8 @@ gf104_grctx_pack_tpc[] = {
  * PGRAPH context implementation
  ******************************************************************************/
 
-struct nvkm_oclass *
-gf104_grctx_oclass = &(struct gf100_grctx_oclass) {
-	.base.handle = NV_ENGCTX(GR, 0xc3),
-	.base.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = gf100_gr_context_ctor,
-		.dtor = gf100_gr_context_dtor,
-		.init = _nvkm_gr_context_init,
-		.fini = _nvkm_gr_context_fini,
-		.rd32 = _nvkm_gr_context_rd32,
-		.wr32 = _nvkm_gr_context_wr32,
-	},
+const struct gf100_grctx_func
+gf104_grctx = {
 	.main  = gf100_grctx_generate_main,
 	.unkn  = gf100_grctx_generate_unkn,
 	.hub   = gf100_grctx_pack_hub,
@@ -105,4 +96,4 @@ gf104_grctx_oclass = &(struct gf100_grctx_oclass) {
 	.attrib = gf100_grctx_generate_attrib,
 	.attrib_nr_max = 0x324,
 	.attrib_nr = 0x218,
-}.base;
+};
diff --git a/drm/nouveau/nvkm/engine/gr/ctxgf108.c b/drm/nouveau/nvkm/engine/gr/ctxgf108.c
index caccfed4..505cdcbf 100644
--- a/drm/nouveau/nvkm/engine/gr/ctxgf108.c
+++ b/drm/nouveau/nvkm/engine/gr/ctxgf108.c
@@ -731,17 +731,17 @@ void
 gf108_grctx_generate_attrib(struct gf100_grctx *info)
 {
 	struct gf100_gr *gr = info->gr;
-	const struct gf100_grctx_oclass *impl = gf100_grctx_impl(gr);
-	const u32  alpha = impl->alpha_nr;
-	const u32   beta = impl->attrib_nr;
-	const u32   size = 0x20 * (impl->attrib_nr_max + impl->alpha_nr_max);
+	const struct gf100_grctx_func *grctx = gr->func->grctx;
+	const u32  alpha = grctx->alpha_nr;
+	const u32   beta = grctx->attrib_nr;
+	const u32   size = 0x20 * (grctx->attrib_nr_max + grctx->alpha_nr_max);
 	const u32 access = NV_MEM_ACCESS_RW;
 	const int s = 12;
 	const int b = mmio_vram(info, size * gr->tpc_total, (1 << s), access);
 	const int timeslice_mode = 1;
 	const int max_batches = 0xffff;
 	u32 bo = 0;
-	u32 ao = bo + impl->attrib_nr_max * gr->tpc_total;
+	u32 ao = bo + grctx->attrib_nr_max * gr->tpc_total;
 	int gpc, tpc;
 
 	mmio_refn(info, 0x418810, 0x80000000, s, b);
@@ -757,9 +757,9 @@ gf108_grctx_generate_attrib(struct gf100_grctx *info)
 			const u32 o = TPC_UNIT(gpc, tpc, 0x500);
 			mmio_skip(info, o + 0x20, (t << 28) | (b << 16) | ++bo);
 			mmio_wr32(info, o + 0x20, (t << 28) | (b << 16) | --bo);
-			bo += impl->attrib_nr_max;
+			bo += grctx->attrib_nr_max;
 			mmio_wr32(info, o + 0x44, (a << 16) | ao);
-			ao += impl->alpha_nr_max;
+			ao += grctx->alpha_nr_max;
 		}
 	}
 }
@@ -776,17 +776,8 @@ gf108_grctx_generate_unkn(struct gf100_gr *gr)
 	nvkm_mask(device, 0x419c00, 0x00000008, 0x00000008);
 }
 
-struct nvkm_oclass *
-gf108_grctx_oclass = &(struct gf100_grctx_oclass) {
-	.base.handle = NV_ENGCTX(GR, 0xc1),
-	.base.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = gf100_gr_context_ctor,
-		.dtor = gf100_gr_context_dtor,
-		.init = _nvkm_gr_context_init,
-		.fini = _nvkm_gr_context_fini,
-		.rd32 = _nvkm_gr_context_rd32,
-		.wr32 = _nvkm_gr_context_wr32,
-	},
+const struct gf100_grctx_func
+gf108_grctx = {
 	.main  = gf100_grctx_generate_main,
 	.unkn  = gf108_grctx_generate_unkn,
 	.hub   = gf108_grctx_pack_hub,
@@ -804,4 +795,4 @@ gf108_grctx_oclass = &(struct gf100_grctx_oclass) {
 	.attrib_nr = 0x218,
 	.alpha_nr_max = 0x324,
 	.alpha_nr = 0x218,
-}.base;
+};
diff --git a/drm/nouveau/nvkm/engine/gr/ctxgf110.c b/drm/nouveau/nvkm/engine/gr/ctxgf110.c
index b3acd931..7df398b5 100644
--- a/drm/nouveau/nvkm/engine/gr/ctxgf110.c
+++ b/drm/nouveau/nvkm/engine/gr/ctxgf110.c
@@ -330,17 +330,8 @@ gf110_grctx_pack_gpc[] = {
  * PGRAPH context implementation
  ******************************************************************************/
 
-struct nvkm_oclass *
-gf110_grctx_oclass = &(struct gf100_grctx_oclass) {
-	.base.handle = NV_ENGCTX(GR, 0xc8),
-	.base.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = gf100_gr_context_ctor,
-		.dtor = gf100_gr_context_dtor,
-		.init = _nvkm_gr_context_init,
-		.fini = _nvkm_gr_context_fini,
-		.rd32 = _nvkm_gr_context_rd32,
-		.wr32 = _nvkm_gr_context_wr32,
-	},
+const struct gf100_grctx_func
+gf110_grctx = {
 	.main  = gf100_grctx_generate_main,
 	.unkn  = gf100_grctx_generate_unkn,
 	.hub   = gf100_grctx_pack_hub,
@@ -356,4 +347,4 @@ gf110_grctx_oclass = &(struct gf100_grctx_oclass) {
 	.attrib = gf100_grctx_generate_attrib,
 	.attrib_nr_max = 0x324,
 	.attrib_nr = 0x218,
-}.base;
+};
diff --git a/drm/nouveau/nvkm/engine/gr/ctxgf117.c b/drm/nouveau/nvkm/engine/gr/ctxgf117.c
index 78f6be2e..6a3833b7 100644
--- a/drm/nouveau/nvkm/engine/gr/ctxgf117.c
+++ b/drm/nouveau/nvkm/engine/gr/ctxgf117.c
@@ -183,17 +183,17 @@ void
 gf117_grctx_generate_attrib(struct gf100_grctx *info)
 {
 	struct gf100_gr *gr = info->gr;
-	const struct gf100_grctx_oclass *impl = gf100_grctx_impl(gr);
-	const u32  alpha = impl->alpha_nr;
-	const u32   beta = impl->attrib_nr;
-	const u32   size = 0x20 * (impl->attrib_nr_max + impl->alpha_nr_max);
+	const struct gf100_grctx_func *grctx = gr->func->grctx;
+	const u32  alpha = grctx->alpha_nr;
+	const u32   beta = grctx->attrib_nr;
+	const u32   size = 0x20 * (grctx->attrib_nr_max + grctx->alpha_nr_max);
 	const u32 access = NV_MEM_ACCESS_RW;
 	const int s = 12;
 	const int b = mmio_vram(info, size * gr->tpc_total, (1 << s), access);
 	const int timeslice_mode = 1;
 	const int max_batches = 0xffff;
 	u32 bo = 0;
-	u32 ao = bo + impl->attrib_nr_max * gr->tpc_total;
+	u32 ao = bo + grctx->attrib_nr_max * gr->tpc_total;
 	int gpc, ppc;
 
 	mmio_refn(info, 0x418810, 0x80000000, s, b);
@@ -209,9 +209,9 @@ gf117_grctx_generate_attrib(struct gf100_grctx *info)
 			const u32 o = PPC_UNIT(gpc, ppc, 0);
 			mmio_skip(info, o + 0xc0, (t << 28) | (b << 16) | ++bo);
 			mmio_wr32(info, o + 0xc0, (t << 28) | (b << 16) | --bo);
-			bo += impl->attrib_nr_max * gr->ppc_tpc_nr[gpc][ppc];
+			bo += grctx->attrib_nr_max * gr->ppc_tpc_nr[gpc][ppc];
 			mmio_wr32(info, o + 0xe4, (a << 16) | ao);
-			ao += impl->alpha_nr_max * gr->ppc_tpc_nr[gpc][ppc];
+			ao += grctx->alpha_nr_max * gr->ppc_tpc_nr[gpc][ppc];
 		}
 	}
 }
@@ -220,23 +220,23 @@ void
 gf117_grctx_generate_main(struct gf100_gr *gr, struct gf100_grctx *info)
 {
 	struct nvkm_device *device = gr->base.engine.subdev.device;
-	struct gf100_grctx_oclass *oclass = (void *)nv_engine(gr)->cclass;
+	const struct gf100_grctx_func *grctx = gr->func->grctx;
 	int i;
 
 	nvkm_mc(gr)->unk260(nvkm_mc(gr), 0);
 
-	gf100_gr_mmio(gr, oclass->hub);
-	gf100_gr_mmio(gr, oclass->gpc);
-	gf100_gr_mmio(gr, oclass->zcull);
-	gf100_gr_mmio(gr, oclass->tpc);
-	gf100_gr_mmio(gr, oclass->ppc);
+	gf100_gr_mmio(gr, grctx->hub);
+	gf100_gr_mmio(gr, grctx->gpc);
+	gf100_gr_mmio(gr, grctx->zcull);
+	gf100_gr_mmio(gr, grctx->tpc);
+	gf100_gr_mmio(gr, grctx->ppc);
 
 	nvkm_wr32(device, 0x404154, 0x00000000);
 
-	oclass->bundle(info);
-	oclass->pagepool(info);
-	oclass->attrib(info);
-	oclass->unkn(gr);
+	grctx->bundle(info);
+	grctx->pagepool(info);
+	grctx->attrib(info);
+	grctx->unkn(gr);
 
 	gf100_grctx_generate_tpcid(gr);
 	gf100_grctx_generate_r406028(gr);
@@ -247,23 +247,14 @@ gf117_grctx_generate_main(struct gf100_gr *gr, struct gf100_grctx *info)
 	for (i = 0; i < 8; i++)
 		nvkm_wr32(device, 0x4064d0 + (i * 0x04), 0x00000000);
 
-	gf100_gr_icmd(gr, oclass->icmd);
+	gf100_gr_icmd(gr, grctx->icmd);
 	nvkm_wr32(device, 0x404154, 0x00000400);
-	gf100_gr_mthd(gr, oclass->mthd);
+	gf100_gr_mthd(gr, grctx->mthd);
 	nvkm_mc(gr)->unk260(nvkm_mc(gr), 1);
 }
 
-struct nvkm_oclass *
-gf117_grctx_oclass = &(struct gf100_grctx_oclass) {
-	.base.handle = NV_ENGCTX(GR, 0xd7),
-	.base.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = gf100_gr_context_ctor,
-		.dtor = gf100_gr_context_dtor,
-		.init = _nvkm_gr_context_init,
-		.fini = _nvkm_gr_context_fini,
-		.rd32 = _nvkm_gr_context_rd32,
-		.wr32 = _nvkm_gr_context_wr32,
-	},
+const struct gf100_grctx_func
+gf117_grctx = {
 	.main  = gf117_grctx_generate_main,
 	.unkn  = gk104_grctx_generate_unkn,
 	.hub   = gf117_grctx_pack_hub,
@@ -282,4 +273,4 @@ gf117_grctx_oclass = &(struct gf100_grctx_oclass) {
 	.attrib_nr = 0x218,
 	.alpha_nr_max = 0x7ff,
 	.alpha_nr = 0x324,
-}.base;
+};
diff --git a/drm/nouveau/nvkm/engine/gr/ctxgf119.c b/drm/nouveau/nvkm/engine/gr/ctxgf119.c
index 8d876144..605185b0 100644
--- a/drm/nouveau/nvkm/engine/gr/ctxgf119.c
+++ b/drm/nouveau/nvkm/engine/gr/ctxgf119.c
@@ -498,17 +498,8 @@ gf119_grctx_pack_tpc[] = {
  * PGRAPH context implementation
  ******************************************************************************/
 
-struct nvkm_oclass *
-gf119_grctx_oclass = &(struct gf100_grctx_oclass) {
-	.base.handle = NV_ENGCTX(GR, 0xd9),
-	.base.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = gf100_gr_context_ctor,
-		.dtor = gf100_gr_context_dtor,
-		.init = _nvkm_gr_context_init,
-		.fini = _nvkm_gr_context_fini,
-		.rd32 = _nvkm_gr_context_rd32,
-		.wr32 = _nvkm_gr_context_wr32,
-	},
+const struct gf100_grctx_func
+gf119_grctx = {
 	.main  = gf100_grctx_generate_main,
 	.unkn  = gf108_grctx_generate_unkn,
 	.hub   = gf119_grctx_pack_hub,
@@ -526,4 +517,4 @@ gf119_grctx_oclass = &(struct gf100_grctx_oclass) {
 	.attrib_nr = 0x218,
 	.alpha_nr_max = 0x324,
 	.alpha_nr = 0x218,
-}.base;
+};
diff --git a/drm/nouveau/nvkm/engine/gr/ctxgk104.c b/drm/nouveau/nvkm/engine/gr/ctxgk104.c
index 0365acaf..77110ea0 100644
--- a/drm/nouveau/nvkm/engine/gr/ctxgk104.c
+++ b/drm/nouveau/nvkm/engine/gr/ctxgk104.c
@@ -843,27 +843,27 @@ gk104_grctx_pack_ppc[] = {
 void
 gk104_grctx_generate_bundle(struct gf100_grctx *info)
 {
-	const struct gf100_grctx_oclass *impl = gf100_grctx_impl(info->gr);
-	const u32 state_limit = min(impl->bundle_min_gpm_fifo_depth,
-				    impl->bundle_size / 0x20);
-	const u32 token_limit = impl->bundle_token_limit;
+	const struct gf100_grctx_func *grctx = info->gr->func->grctx;
+	const u32 state_limit = min(grctx->bundle_min_gpm_fifo_depth,
+				    grctx->bundle_size / 0x20);
+	const u32 token_limit = grctx->bundle_token_limit;
 	const u32 access = NV_MEM_ACCESS_RW | NV_MEM_ACCESS_SYS;
 	const int s = 8;
-	const int b = mmio_vram(info, impl->bundle_size, (1 << s), access);
+	const int b = mmio_vram(info, grctx->bundle_size, (1 << s), access);
 	mmio_refn(info, 0x408004, 0x00000000, s, b);
-	mmio_wr32(info, 0x408008, 0x80000000 | (impl->bundle_size >> s));
+	mmio_wr32(info, 0x408008, 0x80000000 | (grctx->bundle_size >> s));
 	mmio_refn(info, 0x418808, 0x00000000, s, b);
-	mmio_wr32(info, 0x41880c, 0x80000000 | (impl->bundle_size >> s));
+	mmio_wr32(info, 0x41880c, 0x80000000 | (grctx->bundle_size >> s));
 	mmio_wr32(info, 0x4064c8, (state_limit << 16) | token_limit);
 }
 
 void
 gk104_grctx_generate_pagepool(struct gf100_grctx *info)
 {
-	const struct gf100_grctx_oclass *impl = gf100_grctx_impl(info->gr);
+	const struct gf100_grctx_func *grctx = info->gr->func->grctx;
 	const u32 access = NV_MEM_ACCESS_RW | NV_MEM_ACCESS_SYS;
 	const int s = 8;
-	const int b = mmio_vram(info, impl->pagepool_size, (1 << s), access);
+	const int b = mmio_vram(info, grctx->pagepool_size, (1 << s), access);
 	mmio_refn(info, 0x40800c, 0x00000000, s, b);
 	mmio_wr32(info, 0x408010, 0x80000000);
 	mmio_refn(info, 0x419004, 0x00000000, s, b);
@@ -955,23 +955,23 @@ void
 gk104_grctx_generate_main(struct gf100_gr *gr, struct gf100_grctx *info)
 {
 	struct nvkm_device *device = gr->base.engine.subdev.device;
-	struct gf100_grctx_oclass *oclass = (void *)nv_engine(gr)->cclass;
+	const struct gf100_grctx_func *grctx = gr->func->grctx;
 	int i;
 
 	nvkm_mc(gr)->unk260(nvkm_mc(gr), 0);
 
-	gf100_gr_mmio(gr, oclass->hub);
-	gf100_gr_mmio(gr, oclass->gpc);
-	gf100_gr_mmio(gr, oclass->zcull);
-	gf100_gr_mmio(gr, oclass->tpc);
-	gf100_gr_mmio(gr, oclass->ppc);
+	gf100_gr_mmio(gr, grctx->hub);
+	gf100_gr_mmio(gr, grctx->gpc);
+	gf100_gr_mmio(gr, grctx->zcull);
+	gf100_gr_mmio(gr, grctx->tpc);
+	gf100_gr_mmio(gr, grctx->ppc);
 
 	nvkm_wr32(device, 0x404154, 0x00000000);
 
-	oclass->bundle(info);
-	oclass->pagepool(info);
-	oclass->attrib(info);
-	oclass->unkn(gr);
+	grctx->bundle(info);
+	grctx->pagepool(info);
+	grctx->attrib(info);
+	grctx->unkn(gr);
 
 	gf100_grctx_generate_tpcid(gr);
 	gf100_grctx_generate_r406028(gr);
@@ -985,26 +985,17 @@ gk104_grctx_generate_main(struct gf100_gr *gr, struct gf100_grctx *info)
 	gk104_grctx_generate_rop_active_fbps(gr);
 	nvkm_mask(device, 0x419f78, 0x00000001, 0x00000000);
 
-	gf100_gr_icmd(gr, oclass->icmd);
+	gf100_gr_icmd(gr, grctx->icmd);
 	nvkm_wr32(device, 0x404154, 0x00000400);
-	gf100_gr_mthd(gr, oclass->mthd);
+	gf100_gr_mthd(gr, grctx->mthd);
 	nvkm_mc(gr)->unk260(nvkm_mc(gr), 1);
 
 	nvkm_mask(device, 0x418800, 0x00200000, 0x00200000);
 	nvkm_mask(device, 0x41be10, 0x00800000, 0x00800000);
 }
 
-struct nvkm_oclass *
-gk104_grctx_oclass = &(struct gf100_grctx_oclass) {
-	.base.handle = NV_ENGCTX(GR, 0xe4),
-	.base.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = gf100_gr_context_ctor,
-		.dtor = gf100_gr_context_dtor,
-		.init = _nvkm_gr_context_init,
-		.fini = _nvkm_gr_context_fini,
-		.rd32 = _nvkm_gr_context_rd32,
-		.wr32 = _nvkm_gr_context_wr32,
-	},
+const struct gf100_grctx_func
+gk104_grctx = {
 	.main  = gk104_grctx_generate_main,
 	.unkn  = gk104_grctx_generate_unkn,
 	.hub   = gk104_grctx_pack_hub,
@@ -1025,4 +1016,4 @@ gk104_grctx_oclass = &(struct gf100_grctx_oclass) {
 	.attrib_nr = 0x218,
 	.alpha_nr_max = 0x7ff,
 	.alpha_nr = 0x648,
-}.base;
+};
diff --git a/drm/nouveau/nvkm/engine/gr/ctxgk110.c b/drm/nouveau/nvkm/engine/gr/ctxgk110.c
index b3f58be0..7b95ec2f 100644
--- a/drm/nouveau/nvkm/engine/gr/ctxgk110.c
+++ b/drm/nouveau/nvkm/engine/gr/ctxgk110.c
@@ -808,17 +808,8 @@ gk110_grctx_pack_ppc[] = {
  * PGRAPH context implementation
  ******************************************************************************/
 
-struct nvkm_oclass *
-gk110_grctx_oclass = &(struct gf100_grctx_oclass) {
-	.base.handle = NV_ENGCTX(GR, 0xf0),
-	.base.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = gf100_gr_context_ctor,
-		.dtor = gf100_gr_context_dtor,
-		.init = _nvkm_gr_context_init,
-		.fini = _nvkm_gr_context_fini,
-		.rd32 = _nvkm_gr_context_rd32,
-		.wr32 = _nvkm_gr_context_wr32,
-	},
+const struct gf100_grctx_func
+gk110_grctx = {
 	.main  = gk104_grctx_generate_main,
 	.unkn  = gk104_grctx_generate_unkn,
 	.hub   = gk110_grctx_pack_hub,
@@ -839,4 +830,4 @@ gk110_grctx_oclass = &(struct gf100_grctx_oclass) {
 	.attrib_nr = 0x218,
 	.alpha_nr_max = 0x7ff,
 	.alpha_nr = 0x648,
-}.base;
+};
diff --git a/drm/nouveau/nvkm/engine/gr/ctxgk110b.c b/drm/nouveau/nvkm/engine/gr/ctxgk110b.c
index b11c2679..048b1152 100644
--- a/drm/nouveau/nvkm/engine/gr/ctxgk110b.c
+++ b/drm/nouveau/nvkm/engine/gr/ctxgk110b.c
@@ -69,17 +69,8 @@ gk110b_grctx_pack_tpc[] = {
  * PGRAPH context implementation
  ******************************************************************************/
 
-struct nvkm_oclass *
-gk110b_grctx_oclass = &(struct gf100_grctx_oclass) {
-	.base.handle = NV_ENGCTX(GR, 0xf1),
-	.base.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = gf100_gr_context_ctor,
-		.dtor = gf100_gr_context_dtor,
-		.init = _nvkm_gr_context_init,
-		.fini = _nvkm_gr_context_fini,
-		.rd32 = _nvkm_gr_context_rd32,
-		.wr32 = _nvkm_gr_context_wr32,
-	},
+const struct gf100_grctx_func
+gk110b_grctx = {
 	.main  = gk104_grctx_generate_main,
 	.unkn  = gk104_grctx_generate_unkn,
 	.hub   = gk110_grctx_pack_hub,
@@ -100,4 +91,4 @@ gk110b_grctx_oclass = &(struct gf100_grctx_oclass) {
 	.attrib_nr = 0x218,
 	.alpha_nr_max = 0x7ff,
 	.alpha_nr = 0x648,
-}.base;
+};
diff --git a/drm/nouveau/nvkm/engine/gr/ctxgk208.c b/drm/nouveau/nvkm/engine/gr/ctxgk208.c
index 6e8ce9fc..67b7a1b4 100644
--- a/drm/nouveau/nvkm/engine/gr/ctxgk208.c
+++ b/drm/nouveau/nvkm/engine/gr/ctxgk208.c
@@ -530,17 +530,8 @@ gk208_grctx_pack_ppc[] = {
  * PGRAPH context implementation
  ******************************************************************************/
 
-struct nvkm_oclass *
-gk208_grctx_oclass = &(struct gf100_grctx_oclass) {
-	.base.handle = NV_ENGCTX(GR, 0x08),
-	.base.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = gf100_gr_context_ctor,
-		.dtor = gf100_gr_context_dtor,
-		.init = _nvkm_gr_context_init,
-		.fini = _nvkm_gr_context_fini,
-		.rd32 = _nvkm_gr_context_rd32,
-		.wr32 = _nvkm_gr_context_wr32,
-	},
+const struct gf100_grctx_func
+gk208_grctx = {
 	.main  = gk104_grctx_generate_main,
 	.unkn  = gk104_grctx_generate_unkn,
 	.hub   = gk208_grctx_pack_hub,
@@ -561,4 +552,4 @@ gk208_grctx_oclass = &(struct gf100_grctx_oclass) {
 	.attrib_nr = 0x218,
 	.alpha_nr_max = 0x7ff,
 	.alpha_nr = 0x648,
-}.base;
+};
diff --git a/drm/nouveau/nvkm/engine/gr/ctxgk20a.c b/drm/nouveau/nvkm/engine/gr/ctxgk20a.c
index 252bcc33..43d9ce22 100644
--- a/drm/nouveau/nvkm/engine/gr/ctxgk20a.c
+++ b/drm/nouveau/nvkm/engine/gr/ctxgk20a.c
@@ -29,7 +29,7 @@ static void
 gk20a_grctx_generate_main(struct gf100_gr *gr, struct gf100_grctx *info)
 {
 	struct nvkm_device *device = gr->base.engine.subdev.device;
-	struct gf100_grctx_oclass *oclass = (void *)nv_engine(gr)->cclass;
+	const struct gf100_grctx_func *grctx = gr->func->grctx;
 	int idle_timeout_save;
 	int i;
 
@@ -40,9 +40,9 @@ gk20a_grctx_generate_main(struct gf100_gr *gr, struct gf100_grctx *info)
 	idle_timeout_save = nvkm_rd32(device, 0x404154);
 	nvkm_wr32(device, 0x404154, 0x00000000);
 
-	oclass->attrib(info);
+	grctx->attrib(info);
 
-	oclass->unkn(gr);
+	grctx->unkn(gr);
 
 	gf100_grctx_generate_tpcid(gr);
 	gf100_grctx_generate_r406028(gr);
@@ -67,21 +67,12 @@ gk20a_grctx_generate_main(struct gf100_gr *gr, struct gf100_grctx *info)
 	gf100_gr_wait_idle(gr);
 
 	gf100_gr_icmd(gr, gr->fuc_bundle);
-	oclass->pagepool(info);
-	oclass->bundle(info);
+	grctx->pagepool(info);
+	grctx->bundle(info);
 }
 
-struct nvkm_oclass *
-gk20a_grctx_oclass = &(struct gf100_grctx_oclass) {
-	.base.handle = NV_ENGCTX(GR, 0xea),
-	.base.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = gf100_gr_context_ctor,
-		.dtor = gf100_gr_context_dtor,
-		.init = _nvkm_gr_context_init,
-		.fini = _nvkm_gr_context_fini,
-		.rd32 = _nvkm_gr_context_rd32,
-		.wr32 = _nvkm_gr_context_wr32,
-	},
+const struct gf100_grctx_func
+gk20a_grctx = {
 	.main  = gk20a_grctx_generate_main,
 	.unkn  = gk104_grctx_generate_unkn,
 	.bundle = gk104_grctx_generate_bundle,
@@ -95,4 +86,4 @@ gk20a_grctx_oclass = &(struct gf100_grctx_oclass) {
 	.attrib_nr = 0x240,
 	.alpha_nr_max = 0x648 + (0x648 / 2),
 	.alpha_nr = 0x648,
-}.base;
+};
diff --git a/drm/nouveau/nvkm/engine/gr/ctxgm107.c b/drm/nouveau/nvkm/engine/gr/ctxgm107.c
index 9c361ee2..95f59e31 100644
--- a/drm/nouveau/nvkm/engine/gr/ctxgm107.c
+++ b/drm/nouveau/nvkm/engine/gr/ctxgm107.c
@@ -863,27 +863,27 @@ gm107_grctx_pack_ppc[] = {
 void
 gm107_grctx_generate_bundle(struct gf100_grctx *info)
 {
-	const struct gf100_grctx_oclass *impl = gf100_grctx_impl(info->gr);
-	const u32 state_limit = min(impl->bundle_min_gpm_fifo_depth,
-				    impl->bundle_size / 0x20);
-	const u32 token_limit = impl->bundle_token_limit;
+	const struct gf100_grctx_func *grctx = info->gr->func->grctx;
+	const u32 state_limit = min(grctx->bundle_min_gpm_fifo_depth,
+				    grctx->bundle_size / 0x20);
+	const u32 token_limit = grctx->bundle_token_limit;
 	const u32 access = NV_MEM_ACCESS_RW | NV_MEM_ACCESS_SYS;
 	const int s = 8;
-	const int b = mmio_vram(info, impl->bundle_size, (1 << s), access);
+	const int b = mmio_vram(info, grctx->bundle_size, (1 << s), access);
 	mmio_refn(info, 0x408004, 0x00000000, s, b);
-	mmio_wr32(info, 0x408008, 0x80000000 | (impl->bundle_size >> s));
+	mmio_wr32(info, 0x408008, 0x80000000 | (grctx->bundle_size >> s));
 	mmio_refn(info, 0x418e24, 0x00000000, s, b);
-	mmio_wr32(info, 0x418e28, 0x80000000 | (impl->bundle_size >> s));
+	mmio_wr32(info, 0x418e28, 0x80000000 | (grctx->bundle_size >> s));
 	mmio_wr32(info, 0x4064c8, (state_limit << 16) | token_limit);
 }
 
 void
 gm107_grctx_generate_pagepool(struct gf100_grctx *info)
 {
-	const struct gf100_grctx_oclass *impl = gf100_grctx_impl(info->gr);
+	const struct gf100_grctx_func *grctx = info->gr->func->grctx;
 	const u32 access = NV_MEM_ACCESS_RW | NV_MEM_ACCESS_SYS;
 	const int s = 8;
-	const int b = mmio_vram(info, impl->pagepool_size, (1 << s), access);
+	const int b = mmio_vram(info, grctx->pagepool_size, (1 << s), access);
 	mmio_refn(info, 0x40800c, 0x00000000, s, b);
 	mmio_wr32(info, 0x408010, 0x80000000);
 	mmio_refn(info, 0x419004, 0x00000000, s, b);
@@ -896,16 +896,16 @@ void
 gm107_grctx_generate_attrib(struct gf100_grctx *info)
 {
 	struct gf100_gr *gr = info->gr;
-	const struct gf100_grctx_oclass *impl = (void *)gf100_grctx_impl(gr);
-	const u32  alpha = impl->alpha_nr;
-	const u32 attrib = impl->attrib_nr;
-	const u32   size = 0x20 * (impl->attrib_nr_max + impl->alpha_nr_max);
+	const struct gf100_grctx_func *grctx = gr->func->grctx;
+	const u32  alpha = grctx->alpha_nr;
+	const u32 attrib = grctx->attrib_nr;
+	const u32   size = 0x20 * (grctx->attrib_nr_max + grctx->alpha_nr_max);
 	const u32 access = NV_MEM_ACCESS_RW;
 	const int s = 12;
 	const int b = mmio_vram(info, size * gr->tpc_total, (1 << s), access);
 	const int max_batches = 0xffff;
 	u32 bo = 0;
-	u32 ao = bo + impl->attrib_nr_max * gr->tpc_total;
+	u32 ao = bo + grctx->attrib_nr_max * gr->tpc_total;
 	int gpc, ppc, n = 0;
 
 	mmio_refn(info, 0x418810, 0x80000000, s, b);
@@ -922,10 +922,10 @@ gm107_grctx_generate_attrib(struct gf100_grctx *info)
 			const u32 o = PPC_UNIT(gpc, ppc, 0);
 			mmio_wr32(info, o + 0xc0, bs);
 			mmio_wr32(info, o + 0xf4, bo);
-			bo += impl->attrib_nr_max * gr->ppc_tpc_nr[gpc][ppc];
+			bo += grctx->attrib_nr_max * gr->ppc_tpc_nr[gpc][ppc];
 			mmio_wr32(info, o + 0xe4, as);
 			mmio_wr32(info, o + 0xf8, ao);
-			ao += impl->alpha_nr_max * gr->ppc_tpc_nr[gpc][ppc];
+			ao += grctx->alpha_nr_max * gr->ppc_tpc_nr[gpc][ppc];
 			mmio_wr32(info, u, ((bs / 3 /*XXX*/) << 16) | bs);
 		}
 	}
@@ -956,21 +956,21 @@ static void
 gm107_grctx_generate_main(struct gf100_gr *gr, struct gf100_grctx *info)
 {
 	struct nvkm_device *device = gr->base.engine.subdev.device;
-	struct gf100_grctx_oclass *oclass = (void *)nv_engine(gr)->cclass;
+	const struct gf100_grctx_func *grctx = gr->func->grctx;
 	int i;
 
-	gf100_gr_mmio(gr, oclass->hub);
-	gf100_gr_mmio(gr, oclass->gpc);
-	gf100_gr_mmio(gr, oclass->zcull);
-	gf100_gr_mmio(gr, oclass->tpc);
-	gf100_gr_mmio(gr, oclass->ppc);
+	gf100_gr_mmio(gr, grctx->hub);
+	gf100_gr_mmio(gr, grctx->gpc);
+	gf100_gr_mmio(gr, grctx->zcull);
+	gf100_gr_mmio(gr, grctx->tpc);
+	gf100_gr_mmio(gr, grctx->ppc);
 
 	nvkm_wr32(device, 0x404154, 0x00000000);
 
-	oclass->bundle(info);
-	oclass->pagepool(info);
-	oclass->attrib(info);
-	oclass->unkn(gr);
+	grctx->bundle(info);
+	grctx->pagepool(info);
+	grctx->attrib(info);
+	grctx->unkn(gr);
 
 	gm107_grctx_generate_tpcid(gr);
 	gf100_grctx_generate_r406028(gr);
@@ -986,9 +986,9 @@ gm107_grctx_generate_main(struct gf100_gr *gr, struct gf100_grctx *info)
 
 	gk104_grctx_generate_rop_active_fbps(gr);
 
-	gf100_gr_icmd(gr, oclass->icmd);
+	gf100_gr_icmd(gr, grctx->icmd);
 	nvkm_wr32(device, 0x404154, 0x00000400);
-	gf100_gr_mthd(gr, oclass->mthd);
+	gf100_gr_mthd(gr, grctx->mthd);
 
 	nvkm_mask(device, 0x419e00, 0x00808080, 0x00808080);
 	nvkm_mask(device, 0x419ccc, 0x80000000, 0x80000000);
@@ -996,17 +996,8 @@ gm107_grctx_generate_main(struct gf100_gr *gr, struct gf100_grctx *info)
 	nvkm_mask(device, 0x419f88, 0x80000000, 0x80000000);
 }
 
-struct nvkm_oclass *
-gm107_grctx_oclass = &(struct gf100_grctx_oclass) {
-	.base.handle = NV_ENGCTX(GR, 0x08),
-	.base.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = gf100_gr_context_ctor,
-		.dtor = gf100_gr_context_dtor,
-		.init = _nvkm_gr_context_init,
-		.fini = _nvkm_gr_context_fini,
-		.rd32 = _nvkm_gr_context_rd32,
-		.wr32 = _nvkm_gr_context_wr32,
-	},
+const struct gf100_grctx_func
+gm107_grctx = {
 	.main  = gm107_grctx_generate_main,
 	.unkn  = gk104_grctx_generate_unkn,
 	.hub   = gm107_grctx_pack_hub,
@@ -1027,4 +1018,4 @@ gm107_grctx_oclass = &(struct gf100_grctx_oclass) {
 	.attrib_nr = 0xaa0,
 	.alpha_nr_max = 0x1800,
 	.alpha_nr = 0x1000,
-}.base;
+};
diff --git a/drm/nouveau/nvkm/engine/gr/ctxgm204.c b/drm/nouveau/nvkm/engine/gr/ctxgm204.c
index f8c2432b..170cbfdb 100644
--- a/drm/nouveau/nvkm/engine/gr/ctxgm204.c
+++ b/drm/nouveau/nvkm/engine/gr/ctxgm204.c
@@ -981,22 +981,22 @@ void
 gm204_grctx_generate_main(struct gf100_gr *gr, struct gf100_grctx *info)
 {
 	struct nvkm_device *device = gr->base.engine.subdev.device;
-	struct gf100_grctx_oclass *oclass = (void *)nv_engine(gr)->cclass;
+	const struct gf100_grctx_func *grctx = gr->func->grctx;
 	u32 tmp;
 	int i;
 
-	gf100_gr_mmio(gr, oclass->hub);
-	gf100_gr_mmio(gr, oclass->gpc);
-	gf100_gr_mmio(gr, oclass->zcull);
-	gf100_gr_mmio(gr, oclass->tpc);
-	gf100_gr_mmio(gr, oclass->ppc);
+	gf100_gr_mmio(gr, grctx->hub);
+	gf100_gr_mmio(gr, grctx->gpc);
+	gf100_gr_mmio(gr, grctx->zcull);
+	gf100_gr_mmio(gr, grctx->tpc);
+	gf100_gr_mmio(gr, grctx->ppc);
 
 	nvkm_wr32(device, 0x404154, 0x00000000);
 
-	oclass->bundle(info);
-	oclass->pagepool(info);
-	oclass->attrib(info);
-	oclass->unkn(gr);
+	grctx->bundle(info);
+	grctx->pagepool(info);
+	grctx->attrib(info);
+	grctx->unkn(gr);
 
 	gm204_grctx_generate_tpcid(gr);
 	gf100_grctx_generate_r406028(gr);
@@ -1016,25 +1016,16 @@ gm204_grctx_generate_main(struct gf100_gr *gr, struct gf100_grctx *info)
 
 	gm204_grctx_generate_405b60(gr);
 
-	gf100_gr_icmd(gr, oclass->icmd);
+	gf100_gr_icmd(gr, grctx->icmd);
 	nvkm_wr32(device, 0x404154, 0x00000800);
-	gf100_gr_mthd(gr, oclass->mthd);
+	gf100_gr_mthd(gr, grctx->mthd);
 
 	nvkm_mask(device, 0x418e94, 0xffffffff, 0xc4230000);
 	nvkm_mask(device, 0x418e4c, 0xffffffff, 0x70000000);
 }
 
-struct nvkm_oclass *
-gm204_grctx_oclass = &(struct gf100_grctx_oclass) {
-	.base.handle = NV_ENGCTX(GR, 0x24),
-	.base.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = gf100_gr_context_ctor,
-		.dtor = gf100_gr_context_dtor,
-		.init = _nvkm_gr_context_init,
-		.fini = _nvkm_gr_context_fini,
-		.rd32 = _nvkm_gr_context_rd32,
-		.wr32 = _nvkm_gr_context_wr32,
-	},
+const struct gf100_grctx_func
+gm204_grctx = {
 	.main  = gm204_grctx_generate_main,
 	.unkn  = gk104_grctx_generate_unkn,
 	.hub   = gm204_grctx_pack_hub,
@@ -1055,4 +1046,4 @@ gm204_grctx_oclass = &(struct gf100_grctx_oclass) {
 	.attrib_nr = 0x400,
 	.alpha_nr_max = 0x1800,
 	.alpha_nr = 0x1000,
-}.base;
+};
diff --git a/drm/nouveau/nvkm/engine/gr/ctxgm206.c b/drm/nouveau/nvkm/engine/gr/ctxgm206.c
index 91ec4161..d6be6034 100644
--- a/drm/nouveau/nvkm/engine/gr/ctxgm206.c
+++ b/drm/nouveau/nvkm/engine/gr/ctxgm206.c
@@ -49,17 +49,8 @@ gm206_grctx_pack_gpc[] = {
 	{}
 };
 
-struct nvkm_oclass *
-gm206_grctx_oclass = &(struct gf100_grctx_oclass) {
-	.base.handle = NV_ENGCTX(GR, 0x26),
-	.base.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = gf100_gr_context_ctor,
-		.dtor = gf100_gr_context_dtor,
-		.init = _nvkm_gr_context_init,
-		.fini = _nvkm_gr_context_fini,
-		.rd32 = _nvkm_gr_context_rd32,
-		.wr32 = _nvkm_gr_context_wr32,
-	},
+const struct gf100_grctx_func
+gm206_grctx = {
 	.main  = gm204_grctx_generate_main,
 	.unkn  = gk104_grctx_generate_unkn,
 	.hub   = gm204_grctx_pack_hub,
@@ -80,4 +71,4 @@ gm206_grctx_oclass = &(struct gf100_grctx_oclass) {
 	.attrib_nr = 0x400,
 	.alpha_nr_max = 0x1800,
 	.alpha_nr = 0x1000,
-}.base;
+};
diff --git a/drm/nouveau/nvkm/engine/gr/ctxgm20b.c b/drm/nouveau/nvkm/engine/gr/ctxgm20b.c
index 5f5affc5..67026040 100644
--- a/drm/nouveau/nvkm/engine/gr/ctxgm20b.c
+++ b/drm/nouveau/nvkm/engine/gr/ctxgm20b.c
@@ -39,7 +39,7 @@ static void
 gm20b_grctx_generate_main(struct gf100_gr *gr, struct gf100_grctx *info)
 {
 	struct nvkm_device *device = gr->base.engine.subdev.device;
-	struct gf100_grctx_oclass *oclass = (void *)nv_engine(gr)->cclass;
+	const struct gf100_grctx_func *grctx = gr->func->grctx;
 	int idle_timeout_save;
 	int i, tmp;
 
@@ -50,9 +50,9 @@ gm20b_grctx_generate_main(struct gf100_gr *gr, struct gf100_grctx *info)
 	idle_timeout_save = nvkm_rd32(device, 0x404154);
 	nvkm_wr32(device, 0x404154, 0x00000000);
 
-	oclass->attrib(info);
+	grctx->attrib(info);
 
-	oclass->unkn(gr);
+	grctx->unkn(gr);
 
 	gm204_grctx_generate_tpcid(gr);
 	gm20b_grctx_generate_r406028(gr);
@@ -81,21 +81,12 @@ gm20b_grctx_generate_main(struct gf100_gr *gr, struct gf100_grctx *info)
 	gf100_gr_wait_idle(gr);
 
 	gf100_gr_icmd(gr, gr->fuc_bundle);
-	oclass->pagepool(info);
-	oclass->bundle(info);
+	grctx->pagepool(info);
+	grctx->bundle(info);
 }
 
-struct nvkm_oclass *
-gm20b_grctx_oclass = &(struct gf100_grctx_oclass) {
-	.base.handle = NV_ENGCTX(GR, 0x2b),
-	.base.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = gf100_gr_context_ctor,
-		.dtor = gf100_gr_context_dtor,
-		.init = _nvkm_gr_context_init,
-		.fini = _nvkm_gr_context_fini,
-		.rd32 = _nvkm_gr_context_rd32,
-		.wr32 = _nvkm_gr_context_wr32,
-	},
+const struct gf100_grctx_func
+gm20b_grctx = {
 	.main  = gm20b_grctx_generate_main,
 	.unkn  = gk104_grctx_generate_unkn,
 	.bundle = gm107_grctx_generate_bundle,
@@ -109,4 +100,4 @@ gm20b_grctx_oclass = &(struct gf100_grctx_oclass) {
 	.attrib_nr = 0x400,
 	.alpha_nr_max = 0xc00,
 	.alpha_nr = 0x800,
-}.base;
+};
diff --git a/drm/nouveau/nvkm/engine/gr/ctxnv40.c b/drm/nouveau/nvkm/engine/gr/ctxnv40.c
index 8ecdc94e..80a6b017 100644
--- a/drm/nouveau/nvkm/engine/gr/ctxnv40.c
+++ b/drm/nouveau/nvkm/engine/gr/ctxnv40.c
@@ -580,7 +580,6 @@ nv40_gr_construct_shader(struct nvkm_grctx *ctx)
 	if (ctx->mode != NVKM_GRCTX_VALS)
 		return;
 
-	nvkm_kmap(obj);
 	offset += 0x0280/4;
 	for (i = 0; i < 16; i++, offset += 2)
 		nvkm_wo32(obj, offset * 4, 0x3f800000);
@@ -591,7 +590,6 @@ nv40_gr_construct_shader(struct nvkm_grctx *ctx)
 		for (i = 0; i < vs_nr_b1 * 4; i += 4)
 			nvkm_wo32(obj, (offset + b1_offset + i) * 4, 0x3f800000);
 	}
-	nvkm_done(obj);
 }
 
 static void
diff --git a/drm/nouveau/nvkm/engine/gr/ctxnv40.h b/drm/nouveau/nvkm/engine/gr/ctxnv40.h
index 6170b21b..50e808e9 100644
--- a/drm/nouveau/nvkm/engine/gr/ctxnv40.h
+++ b/drm/nouveau/nvkm/engine/gr/ctxnv40.h
@@ -125,8 +125,6 @@ gr_def(struct nvkm_grctx *ctx, u32 reg, u32 val)
 	reg = (reg - 0x00400000) / 4;
 	reg = (reg - ctx->ctxprog_reg) + ctx->ctxvals_base;
 
-	nvkm_kmap(ctx->data);
 	nvkm_wo32(ctx->data, reg * 4, val);
-	nvkm_done(ctx->data);
 }
 #endif
diff --git a/drm/nouveau/nvkm/engine/gr/ctxnv50.c b/drm/nouveau/nvkm/engine/gr/ctxnv50.c
index 5bdb112d..27fa96b2 100644
--- a/drm/nouveau/nvkm/engine/gr/ctxnv50.c
+++ b/drm/nouveau/nvkm/engine/gr/ctxnv50.c
@@ -784,10 +784,8 @@ static void
 dd_emit(struct nvkm_grctx *ctx, int num, u32 val) {
 	int i;
 	if (val && ctx->mode == NVKM_GRCTX_VALS) {
-		nvkm_kmap(ctx->data);
 		for (i = 0; i < num; i++)
 			nvkm_wo32(ctx->data, 4 * (ctx->ctxvals_pos + i), val);
-		nvkm_done(ctx->data);
 	}
 	ctx->ctxvals_pos += num;
 }
@@ -1159,10 +1157,8 @@ static void
 xf_emit(struct nvkm_grctx *ctx, int num, u32 val) {
 	int i;
 	if (val && ctx->mode == NVKM_GRCTX_VALS) {
-		nvkm_kmap(ctx->data);
 		for (i = 0; i < num; i++)
 			nvkm_wo32(ctx->data, 4 * (ctx->ctxvals_pos + (i << 3)), val);
-		nvkm_done(ctx->data);
 	}
 	ctx->ctxvals_pos += num << 3;
 }
diff --git a/drm/nouveau/nvkm/engine/gr/gf100.c b/drm/nouveau/nvkm/engine/gr/gf100.c
index ebc9dee0..7917d141 100644
--- a/drm/nouveau/nvkm/engine/gr/gf100.c
+++ b/drm/nouveau/nvkm/engine/gr/gf100.c
@@ -223,12 +223,8 @@ gf100_fermi_mthd(struct nvkm_object *object, u32 mthd, void *data, u32 size)
 	return -EINVAL;
 }
 
-struct nvkm_ofuncs
-gf100_fermi_ofuncs = {
-	.ctor = _nvkm_object_ctor,
-	.dtor = nvkm_object_destroy,
-	.init = _nvkm_object_init,
-	.fini = _nvkm_object_fini,
+const struct nvkm_object_func
+gf100_fermi = {
 	.mthd = gf100_fermi_mthd,
 };
 
@@ -259,40 +255,106 @@ gf100_gr_mthd_sw(struct nvkm_device *device, u16 class, u32 mthd, u32 data)
 	return false;
 }
 
-struct nvkm_oclass
-gf100_gr_sclass[] = {
-	{ FERMI_TWOD_A, &nvkm_object_ofuncs },
-	{ FERMI_MEMORY_TO_MEMORY_FORMAT_A, &nvkm_object_ofuncs },
-	{ FERMI_A, &gf100_fermi_ofuncs },
-	{ FERMI_COMPUTE_A, &nvkm_object_ofuncs },
-	{}
-};
+static int
+gf100_gr_object_get(struct nvkm_gr *base, int index, struct nvkm_sclass *sclass)
+{
+	struct gf100_gr *gr = gf100_gr(base);
+	int c = 0;
+
+	while (gr->func->sclass[c].oclass) {
+		if (c++ == index) {
+			*sclass = gr->func->sclass[index];
+			return index;
+		}
+	}
+
+	return c;
+}
 
 /*******************************************************************************
  * PGRAPH context
  ******************************************************************************/
 
-int
-gf100_gr_context_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-		      struct nvkm_oclass *oclass, void *args, u32 size,
-		      struct nvkm_object **pobject)
+static int
+gf100_gr_chan_bind(struct nvkm_object *object, struct nvkm_gpuobj *parent,
+		   int align, struct nvkm_gpuobj **pgpuobj)
 {
-	struct nvkm_vm *vm = nvkm_client(parent)->vm;
-	struct gf100_gr *gr = (void *)engine;
+	struct gf100_gr_chan *chan = gf100_gr_chan(object);
+	struct gf100_gr *gr = chan->gr;
+	int ret, i;
+
+	ret = nvkm_gpuobj_new(gr->base.engine.subdev.device, gr->size,
+			      align, false, parent, pgpuobj);
+	if (ret)
+		return ret;
+
+	nvkm_kmap(*pgpuobj);
+	for (i = 0; i < gr->size; i += 4)
+		nvkm_wo32(*pgpuobj, i, gr->data[i / 4]);
+
+	if (!gr->firmware) {
+		nvkm_wo32(*pgpuobj, 0x00, chan->mmio_nr / 2);
+		nvkm_wo32(*pgpuobj, 0x04, chan->mmio_vma.offset >> 8);
+	} else {
+		nvkm_wo32(*pgpuobj, 0xf4, 0);
+		nvkm_wo32(*pgpuobj, 0xf8, 0);
+		nvkm_wo32(*pgpuobj, 0x10, chan->mmio_nr / 2);
+		nvkm_wo32(*pgpuobj, 0x14, lower_32_bits(chan->mmio_vma.offset));
+		nvkm_wo32(*pgpuobj, 0x18, upper_32_bits(chan->mmio_vma.offset));
+		nvkm_wo32(*pgpuobj, 0x1c, 1);
+		nvkm_wo32(*pgpuobj, 0x20, 0);
+		nvkm_wo32(*pgpuobj, 0x28, 0);
+		nvkm_wo32(*pgpuobj, 0x2c, 0);
+	}
+	nvkm_done(*pgpuobj);
+	return 0;
+}
+
+static void *
+gf100_gr_chan_dtor(struct nvkm_object *object)
+{
+	struct gf100_gr_chan *chan = gf100_gr_chan(object);
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(chan->data); i++) {
+		if (chan->data[i].vma.node) {
+			nvkm_vm_unmap(&chan->data[i].vma);
+			nvkm_vm_put(&chan->data[i].vma);
+		}
+		nvkm_memory_del(&chan->data[i].mem);
+	}
+
+	if (chan->mmio_vma.node) {
+		nvkm_vm_unmap(&chan->mmio_vma);
+		nvkm_vm_put(&chan->mmio_vma);
+	}
+	nvkm_memory_del(&chan->mmio);
+	return chan;
+}
+
+static const struct nvkm_object_func
+gf100_gr_chan = {
+	.dtor = gf100_gr_chan_dtor,
+	.bind = gf100_gr_chan_bind,
+};
+
+static int
+gf100_gr_chan_new(struct nvkm_gr *base, struct nvkm_fifo_chan *fifoch,
+		  const struct nvkm_oclass *oclass,
+		  struct nvkm_object **pobject)
+{
+	struct gf100_gr *gr = gf100_gr(base);
 	struct gf100_gr_data *data = gr->mmio_data;
 	struct gf100_gr_mmio *mmio = gr->mmio_list;
 	struct gf100_gr_chan *chan;
 	struct nvkm_device *device = gr->base.engine.subdev.device;
-	struct nvkm_gpuobj *image;
 	int ret, i;
 
-	/* allocate memory for context, and fill with default values */
-	ret = nvkm_gr_context_create(parent, engine, oclass, NULL,
-				     gr->size, 0x100,
-				     NVOBJ_FLAG_ZERO_ALLOC, &chan);
-	*pobject = nv_object(chan);
-	if (ret)
-		return ret;
+	if (!(chan = kzalloc(sizeof(*chan), GFP_KERNEL)))
+		return -ENOMEM;
+	nvkm_object_ctor(&gf100_gr_chan, oclass, &chan->object);
+	chan->gr = gr;
+	*pobject = &chan->object;
 
 	/* allocate memory for a "mmio list" buffer that's used by the HUB
 	 * fuc to modify some per-context register settings on first load
@@ -303,7 +365,7 @@ gf100_gr_context_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	if (ret)
 		return ret;
 
-	ret = nvkm_vm_get(vm, 0x1000, 12, NV_MEM_ACCESS_RW |
+	ret = nvkm_vm_get(fifoch->vm, 0x1000, 12, NV_MEM_ACCESS_RW |
 			  NV_MEM_ACCESS_SYS, &chan->mmio_vma);
 	if (ret)
 		return ret;
@@ -318,8 +380,9 @@ gf100_gr_context_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 		if (ret)
 			return ret;
 
-		ret = nvkm_vm_get(vm, nvkm_memory_size(chan->data[i].mem),
-				  12, data->access, &chan->data[i].vma);
+		ret = nvkm_vm_get(fifoch->vm,
+				  nvkm_memory_size(chan->data[i].mem), 12,
+				  data->access, &chan->data[i].vma);
 		if (ret)
 			return ret;
 
@@ -343,53 +406,9 @@ gf100_gr_context_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 		mmio++;
 	}
 	nvkm_done(chan->mmio);
-
-	image = &chan->base.base.gpuobj;
-	nvkm_kmap(image);
-	for (i = 0; i < gr->size; i += 4)
-		nvkm_wo32(image, i, gr->data[i / 4]);
-
-	if (!gr->firmware) {
-		nvkm_wo32(image, 0x00, chan->mmio_nr / 2);
-		nvkm_wo32(image, 0x04, chan->mmio_vma.offset >> 8);
-	} else {
-		nvkm_wo32(image, 0xf4, 0);
-		nvkm_wo32(image, 0xf8, 0);
-		nvkm_wo32(image, 0x10, chan->mmio_nr / 2);
-		nvkm_wo32(image, 0x14, lower_32_bits(chan->mmio_vma.offset));
-		nvkm_wo32(image, 0x18, upper_32_bits(chan->mmio_vma.offset));
-		nvkm_wo32(image, 0x1c, 1);
-		nvkm_wo32(image, 0x20, 0);
-		nvkm_wo32(image, 0x28, 0);
-		nvkm_wo32(image, 0x2c, 0);
-	}
-	nvkm_done(image);
 	return 0;
 }
 
-void
-gf100_gr_context_dtor(struct nvkm_object *object)
-{
-	struct gf100_gr_chan *chan = (void *)object;
-	int i;
-
-	for (i = 0; i < ARRAY_SIZE(chan->data); i++) {
-		if (chan->data[i].vma.node) {
-			nvkm_vm_unmap(&chan->data[i].vma);
-			nvkm_vm_put(&chan->data[i].vma);
-		}
-		nvkm_memory_del(&chan->data[i].mem);
-	}
-
-	if (chan->mmio_vma.node) {
-		nvkm_vm_unmap(&chan->mmio_vma);
-		nvkm_vm_put(&chan->mmio_vma);
-	}
-	nvkm_memory_del(&chan->mmio);
-
-	nvkm_gr_context_destroy(&chan->base);
-}
-
 /*******************************************************************************
  * PGRAPH register lists
  ******************************************************************************/
@@ -1312,10 +1331,10 @@ gf100_gr_init_csdata(struct gf100_gr *gr,
 int
 gf100_gr_init_ctxctl(struct gf100_gr *gr)
 {
+	const struct gf100_grctx_func *grctx = gr->func->grctx;
 	struct nvkm_subdev *subdev = &gr->base.engine.subdev;
 	struct nvkm_device *device = subdev->device;
 	struct gf100_gr_oclass *oclass = (void *)nv_object(gr)->oclass;
-	struct gf100_grctx_oclass *cclass = (void *)nv_engine(gr)->cclass;
 	int i;
 
 	if (gr->firmware) {
@@ -1446,10 +1465,10 @@ gf100_gr_init_ctxctl(struct gf100_gr *gr)
 	nvkm_mc(gr)->unk260(nvkm_mc(gr), 1);
 
 	/* load register lists */
-	gf100_gr_init_csdata(gr, cclass->hub, 0x409000, 0x000, 0x000000);
-	gf100_gr_init_csdata(gr, cclass->gpc, 0x41a000, 0x000, 0x418000);
-	gf100_gr_init_csdata(gr, cclass->tpc, 0x41a000, 0x004, 0x419800);
-	gf100_gr_init_csdata(gr, cclass->ppc, 0x41a000, 0x008, 0x41be00);
+	gf100_gr_init_csdata(gr, grctx->hub, 0x409000, 0x000, 0x000000);
+	gf100_gr_init_csdata(gr, grctx->gpc, 0x41a000, 0x000, 0x418000);
+	gf100_gr_init_csdata(gr, grctx->tpc, 0x41a000, 0x004, 0x419800);
+	gf100_gr_init_csdata(gr, grctx->ppc, 0x41a000, 0x008, 0x41be00);
 
 	/* start HUB ucode running, it'll init the GPCs */
 	nvkm_wr32(device, 0x40910c, 0x00000000);
@@ -1646,6 +1665,12 @@ gf100_gr_dtor(struct nvkm_object *object)
 	nvkm_gr_destroy(&gr->base);
 }
 
+static const struct nvkm_gr_func
+gf100_gr_ = {
+	.chan_new = gf100_gr_chan_new,
+	.object_get = gf100_gr_object_get,
+};
+
 int
 gf100_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	      struct nvkm_oclass *bclass, void *data, u32 size,
@@ -1666,6 +1691,8 @@ gf100_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	if (ret)
 		return ret;
 
+	gr->func = oclass->func;
+	gr->base.func = &gf100_gr_;
 	nv_subdev(gr)->unit = 0x08001000;
 	nv_subdev(gr)->intr = gf100_gr_intr;
 
@@ -1752,8 +1779,6 @@ gf100_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 		break;
 	}
 
-	nv_engine(gr)->cclass = *oclass->cclass;
-	nv_engine(gr)->sclass =  oclass->sclass;
 	return 0;
 }
 
@@ -1777,6 +1802,18 @@ gf100_gr_gpccs_ucode = {
 	.data.size = sizeof(gf100_grgpc_data),
 };
 
+static const struct gf100_gr_func
+gf100_gr = {
+	.grctx = &gf100_grctx,
+	.sclass = {
+		{ -1, -1, FERMI_TWOD_A },
+		{ -1, -1, FERMI_MEMORY_TO_MEMORY_FORMAT_A },
+		{ -1, -1, FERMI_A, &gf100_fermi },
+		{ -1, -1, FERMI_COMPUTE_A },
+		{}
+	}
+};
+
 struct nvkm_oclass *
 gf100_gr_oclass = &(struct gf100_gr_oclass) {
 	.base.handle = NV_ENGINE(GR, 0xc0),
@@ -1786,8 +1823,7 @@ gf100_gr_oclass = &(struct gf100_gr_oclass) {
 		.init = gf100_gr_init,
 		.fini = _nvkm_gr_fini,
 	},
-	.cclass = &gf100_grctx_oclass,
-	.sclass =  gf100_gr_sclass,
+	.func = &gf100_gr,
 	.mmio = gf100_gr_pack_mmio,
 	.fecs.ucode = &gf100_gr_fecs_ucode,
 	.gpccs.ucode = &gf100_gr_gpccs_ucode,
diff --git a/drm/nouveau/nvkm/engine/gr/gf100.h b/drm/nouveau/nvkm/engine/gr/gf100.h
index 612d5346..43e9897a 100644
--- a/drm/nouveau/nvkm/engine/gr/gf100.h
+++ b/drm/nouveau/nvkm/engine/gr/gf100.h
@@ -23,9 +23,12 @@
  */
 #ifndef __NVC0_GR_H__
 #define __NVC0_GR_H__
-#include <engine/gr.h>
+#define gf100_gr(p) container_of((p), struct gf100_gr, base)
+#include "priv.h"
 
+#include <core/gpuobj.h>
 #include <subdev/ltc.h>
+#include <subdev/mmu.h>
 
 #define GPC_MAX 32
 #define TPC_MAX (GPC_MAX * 8)
@@ -69,6 +72,7 @@ struct gf100_gr_zbc_depth {
 
 struct gf100_gr {
 	struct nvkm_gr base;
+	const struct gf100_gr_func *func;
 
 	struct gf100_gr_fuc fuc409c;
 	struct gf100_gr_fuc fuc409d;
@@ -106,23 +110,27 @@ struct gf100_gr {
 	u8 magic_not_rop_nr;
 };
 
+struct gf100_gr_func {
+	const struct gf100_grctx_func *grctx;
+	struct nvkm_sclass sclass[];
+};
+
+#define gf100_gr_chan(p) container_of((p), struct gf100_gr_chan, object)
+
 struct gf100_gr_chan {
-	struct nvkm_gr_chan base;
+	struct nvkm_object object;
+	struct gf100_gr *gr;
 
 	struct nvkm_memory *mmio;
 	struct nvkm_vma mmio_vma;
 	int mmio_nr;
+
 	struct {
 		struct nvkm_memory *mem;
 		struct nvkm_vma vma;
 	} data[4];
 };
 
-int  gf100_gr_context_ctor(struct nvkm_object *, struct nvkm_object *,
-			     struct nvkm_oclass *, void *, u32,
-			     struct nvkm_object **);
-void gf100_gr_context_dtor(struct nvkm_object *);
-
 void gf100_gr_ctxctl_debug(struct gf100_gr *);
 
 void gf100_gr_dtor_fw(struct gf100_gr_fuc *);
@@ -149,7 +157,7 @@ int  gk20a_gr_init(struct nvkm_object *);
 
 int  gm204_gr_init(struct nvkm_object *);
 
-extern struct nvkm_ofuncs gf100_fermi_ofuncs;
+extern const struct nvkm_object_func gf100_fermi;
 
 extern struct nvkm_oclass gf100_gr_sclass[];
 extern struct nvkm_oclass gf110_gr_sclass[];
@@ -185,8 +193,7 @@ extern struct gf100_gr_ucode gk110_gr_gpccs_ucode;
 
 struct gf100_gr_oclass {
 	struct nvkm_oclass base;
-	struct nvkm_oclass **cclass;
-	struct nvkm_oclass *sclass;
+	const struct gf100_gr_func *func;
 	const struct gf100_gr_pack *mmio;
 	struct {
 		struct gf100_gr_ucode *ucode;
diff --git a/drm/nouveau/nvkm/engine/gr/gf104.c b/drm/nouveau/nvkm/engine/gr/gf104.c
index 20d3b85d..aa529b5c 100644
--- a/drm/nouveau/nvkm/engine/gr/gf104.c
+++ b/drm/nouveau/nvkm/engine/gr/gf104.c
@@ -24,6 +24,8 @@
 #include "gf100.h"
 #include "ctxgf100.h"
 
+#include <nvif/class.h>
+
 /*******************************************************************************
  * PGRAPH register lists
  ******************************************************************************/
@@ -110,6 +112,18 @@ gf104_gr_pack_mmio[] = {
  * PGRAPH engine/subdev functions
  ******************************************************************************/
 
+static const struct gf100_gr_func
+gf104_gr = {
+	.grctx = &gf104_grctx,
+	.sclass = {
+		{ -1, -1, FERMI_TWOD_A },
+		{ -1, -1, FERMI_MEMORY_TO_MEMORY_FORMAT_A },
+		{ -1, -1, FERMI_A, &gf100_fermi },
+		{ -1, -1, FERMI_COMPUTE_A },
+		{}
+	}
+};
+
 struct nvkm_oclass *
 gf104_gr_oclass = &(struct gf100_gr_oclass) {
 	.base.handle = NV_ENGINE(GR, 0xc3),
@@ -119,8 +133,7 @@ gf104_gr_oclass = &(struct gf100_gr_oclass) {
 		.init = gf100_gr_init,
 		.fini = _nvkm_gr_fini,
 	},
-	.cclass = &gf104_grctx_oclass,
-	.sclass = gf100_gr_sclass,
+	.func = &gf104_gr,
 	.mmio = gf104_gr_pack_mmio,
 	.fecs.ucode = &gf100_gr_fecs_ucode,
 	.gpccs.ucode = &gf100_gr_gpccs_ucode,
diff --git a/drm/nouveau/nvkm/engine/gr/gf108.c b/drm/nouveau/nvkm/engine/gr/gf108.c
index 1e8290ab..971c897d 100644
--- a/drm/nouveau/nvkm/engine/gr/gf108.c
+++ b/drm/nouveau/nvkm/engine/gr/gf108.c
@@ -27,20 +27,6 @@
 #include <nvif/class.h>
 
 /*******************************************************************************
- * Graphics object classes
- ******************************************************************************/
-
-static struct nvkm_oclass
-gf108_gr_sclass[] = {
-	{ FERMI_TWOD_A, &nvkm_object_ofuncs },
-	{ FERMI_MEMORY_TO_MEMORY_FORMAT_A, &nvkm_object_ofuncs },
-	{ FERMI_A, &gf100_fermi_ofuncs },
-	{ FERMI_B, &gf100_fermi_ofuncs },
-	{ FERMI_COMPUTE_A, &nvkm_object_ofuncs },
-	{}
-};
-
-/*******************************************************************************
  * PGRAPH register lists
  ******************************************************************************/
 
@@ -117,6 +103,19 @@ gf108_gr_pack_mmio[] = {
  * PGRAPH engine/subdev functions
  ******************************************************************************/
 
+static const struct gf100_gr_func
+gf108_gr = {
+	.grctx = &gf108_grctx,
+	.sclass = {
+		{ -1, -1, FERMI_TWOD_A },
+		{ -1, -1, FERMI_MEMORY_TO_MEMORY_FORMAT_A },
+		{ -1, -1, FERMI_A, &gf100_fermi },
+		{ -1, -1, FERMI_B, &gf100_fermi },
+		{ -1, -1, FERMI_COMPUTE_A },
+		{}
+	}
+};
+
 struct nvkm_oclass *
 gf108_gr_oclass = &(struct gf100_gr_oclass) {
 	.base.handle = NV_ENGINE(GR, 0xc1),
@@ -126,8 +125,7 @@ gf108_gr_oclass = &(struct gf100_gr_oclass) {
 		.init = gf100_gr_init,
 		.fini = _nvkm_gr_fini,
 	},
-	.cclass = &gf108_grctx_oclass,
-	.sclass = gf108_gr_sclass,
+	.func = &gf108_gr,
 	.mmio = gf108_gr_pack_mmio,
 	.fecs.ucode = &gf100_gr_fecs_ucode,
 	.gpccs.ucode = &gf100_gr_gpccs_ucode,
diff --git a/drm/nouveau/nvkm/engine/gr/gf110.c b/drm/nouveau/nvkm/engine/gr/gf110.c
index 4fe0f969..f832a8bd 100644
--- a/drm/nouveau/nvkm/engine/gr/gf110.c
+++ b/drm/nouveau/nvkm/engine/gr/gf110.c
@@ -27,21 +27,6 @@
 #include <nvif/class.h>
 
 /*******************************************************************************
- * Graphics object classes
- ******************************************************************************/
-
-struct nvkm_oclass
-gf110_gr_sclass[] = {
-	{ FERMI_TWOD_A, &nvkm_object_ofuncs },
-	{ FERMI_MEMORY_TO_MEMORY_FORMAT_A, &nvkm_object_ofuncs },
-	{ FERMI_A, &gf100_fermi_ofuncs },
-	{ FERMI_B, &gf100_fermi_ofuncs },
-	{ FERMI_C, &gf100_fermi_ofuncs },
-	{ FERMI_COMPUTE_A, &nvkm_object_ofuncs },
-	{}
-};
-
-/*******************************************************************************
  * PGRAPH register lists
  ******************************************************************************/
 
@@ -99,6 +84,20 @@ gf110_gr_pack_mmio[] = {
  * PGRAPH engine/subdev functions
  ******************************************************************************/
 
+static const struct gf100_gr_func
+gf110_gr = {
+	.grctx = &gf110_grctx,
+	.sclass = {
+		{ -1, -1, FERMI_TWOD_A },
+		{ -1, -1, FERMI_MEMORY_TO_MEMORY_FORMAT_A },
+		{ -1, -1, FERMI_A, &gf100_fermi },
+		{ -1, -1, FERMI_B, &gf100_fermi },
+		{ -1, -1, FERMI_C, &gf100_fermi },
+		{ -1, -1, FERMI_COMPUTE_A },
+		{}
+	}
+};
+
 struct nvkm_oclass *
 gf110_gr_oclass = &(struct gf100_gr_oclass) {
 	.base.handle = NV_ENGINE(GR, 0xc8),
@@ -108,8 +107,7 @@ gf110_gr_oclass = &(struct gf100_gr_oclass) {
 		.init = gf100_gr_init,
 		.fini = _nvkm_gr_fini,
 	},
-	.cclass = &gf110_grctx_oclass,
-	.sclass = gf110_gr_sclass,
+	.func = &gf110_gr,
 	.mmio = gf110_gr_pack_mmio,
 	.fecs.ucode = &gf100_gr_fecs_ucode,
 	.gpccs.ucode = &gf100_gr_gpccs_ucode,
diff --git a/drm/nouveau/nvkm/engine/gr/gf117.c b/drm/nouveau/nvkm/engine/gr/gf117.c
index 871ac5f8..909b5a6f 100644
--- a/drm/nouveau/nvkm/engine/gr/gf117.c
+++ b/drm/nouveau/nvkm/engine/gr/gf117.c
@@ -24,6 +24,8 @@
 #include "gf100.h"
 #include "ctxgf100.h"
 
+#include <nvif/class.h>
+
 /*******************************************************************************
  * PGRAPH register lists
  ******************************************************************************/
@@ -118,6 +120,20 @@ gf117_gr_gpccs_ucode = {
 	.data.size = sizeof(gf117_grgpc_data),
 };
 
+static const struct gf100_gr_func
+gf117_gr = {
+	.grctx = &gf117_grctx,
+	.sclass = {
+		{ -1, -1, FERMI_TWOD_A },
+		{ -1, -1, FERMI_MEMORY_TO_MEMORY_FORMAT_A },
+		{ -1, -1, FERMI_A, &gf100_fermi },
+		{ -1, -1, FERMI_B, &gf100_fermi },
+		{ -1, -1, FERMI_C, &gf100_fermi },
+		{ -1, -1, FERMI_COMPUTE_A },
+		{}
+	}
+};
+
 struct nvkm_oclass *
 gf117_gr_oclass = &(struct gf100_gr_oclass) {
 	.base.handle = NV_ENGINE(GR, 0xd7),
@@ -127,8 +143,7 @@ gf117_gr_oclass = &(struct gf100_gr_oclass) {
 		.init = gf100_gr_init,
 		.fini = _nvkm_gr_fini,
 	},
-	.cclass = &gf117_grctx_oclass,
-	.sclass = gf110_gr_sclass,
+	.func = &gf117_gr,
 	.mmio = gf117_gr_pack_mmio,
 	.fecs.ucode = &gf117_gr_fecs_ucode,
 	.gpccs.ucode = &gf117_gr_gpccs_ucode,
diff --git a/drm/nouveau/nvkm/engine/gr/gf119.c b/drm/nouveau/nvkm/engine/gr/gf119.c
index e6dd651e..01c2dcc4 100644
--- a/drm/nouveau/nvkm/engine/gr/gf119.c
+++ b/drm/nouveau/nvkm/engine/gr/gf119.c
@@ -24,6 +24,8 @@
 #include "gf100.h"
 #include "ctxgf100.h"
 
+#include <nvif/class.h>
+
 /*******************************************************************************
  * PGRAPH register lists
  ******************************************************************************/
@@ -173,6 +175,20 @@ gf119_gr_pack_mmio[] = {
  * PGRAPH engine/subdev functions
  ******************************************************************************/
 
+static const struct gf100_gr_func
+gf119_gr = {
+	.grctx = &gf119_grctx,
+	.sclass = {
+		{ -1, -1, FERMI_TWOD_A },
+		{ -1, -1, FERMI_MEMORY_TO_MEMORY_FORMAT_A },
+		{ -1, -1, FERMI_A, &gf100_fermi },
+		{ -1, -1, FERMI_B, &gf100_fermi },
+		{ -1, -1, FERMI_C, &gf100_fermi },
+		{ -1, -1, FERMI_COMPUTE_A },
+		{}
+	}
+};
+
 struct nvkm_oclass *
 gf119_gr_oclass = &(struct gf100_gr_oclass) {
 	.base.handle = NV_ENGINE(GR, 0xd9),
@@ -182,8 +198,7 @@ gf119_gr_oclass = &(struct gf100_gr_oclass) {
 		.init = gf100_gr_init,
 		.fini = _nvkm_gr_fini,
 	},
-	.cclass = &gf119_grctx_oclass,
-	.sclass = gf110_gr_sclass,
+	.func = &gf119_gr,
 	.mmio = gf119_gr_pack_mmio,
 	.fecs.ucode = &gf100_gr_fecs_ucode,
 	.gpccs.ucode = &gf100_gr_gpccs_ucode,
diff --git a/drm/nouveau/nvkm/engine/gr/gk104.c b/drm/nouveau/nvkm/engine/gr/gk104.c
index a0073197..956e5926 100644
--- a/drm/nouveau/nvkm/engine/gr/gk104.c
+++ b/drm/nouveau/nvkm/engine/gr/gk104.c
@@ -29,19 +29,6 @@
 #include <nvif/class.h>
 
 /*******************************************************************************
- * Graphics object classes
- ******************************************************************************/
-
-static struct nvkm_oclass
-gk104_gr_sclass[] = {
-	{ FERMI_TWOD_A, &nvkm_object_ofuncs },
-	{ KEPLER_INLINE_TO_MEMORY_A, &nvkm_object_ofuncs },
-	{ KEPLER_A, &gf100_fermi_ofuncs },
-	{ KEPLER_COMPUTE_A, &nvkm_object_ofuncs },
-	{}
-};
-
-/*******************************************************************************
  * PGRAPH register lists
  ******************************************************************************/
 
@@ -311,6 +298,18 @@ gk104_gr_init(struct nvkm_object *object)
 	return gf100_gr_init_ctxctl(gr);
 }
 
+static const struct gf100_gr_func
+gk104_gr = {
+	.grctx = &gk104_grctx,
+	.sclass = {
+		{ -1, -1, FERMI_TWOD_A },
+		{ -1, -1, KEPLER_INLINE_TO_MEMORY_A },
+		{ -1, -1, KEPLER_A, &gf100_fermi },
+		{ -1, -1, KEPLER_COMPUTE_A },
+		{}
+	}
+};
+
 int
 gk104_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	      struct nvkm_oclass *oclass, void *data, u32 size,
@@ -351,8 +350,7 @@ gk104_gr_oclass = &(struct gf100_gr_oclass) {
 		.init = gk104_gr_init,
 		.fini = _nvkm_gr_fini,
 	},
-	.cclass = &gk104_grctx_oclass,
-	.sclass = gk104_gr_sclass,
+	.func = &gk104_gr,
 	.mmio = gk104_gr_pack_mmio,
 	.fecs.ucode = &gk104_gr_fecs_ucode,
 	.gpccs.ucode = &gk104_gr_gpccs_ucode,
diff --git a/drm/nouveau/nvkm/engine/gr/gk110.c b/drm/nouveau/nvkm/engine/gr/gk110.c
index ec21f62e..fb513ea8 100644
--- a/drm/nouveau/nvkm/engine/gr/gk110.c
+++ b/drm/nouveau/nvkm/engine/gr/gk110.c
@@ -29,19 +29,6 @@
 #include <nvif/class.h>
 
 /*******************************************************************************
- * Graphics object classes
- ******************************************************************************/
-
-struct nvkm_oclass
-gk110_gr_sclass[] = {
-	{ FERMI_TWOD_A, &nvkm_object_ofuncs },
-	{ KEPLER_INLINE_TO_MEMORY_B, &nvkm_object_ofuncs },
-	{ KEPLER_B, &gf100_fermi_ofuncs },
-	{ KEPLER_COMPUTE_B, &nvkm_object_ofuncs },
-	{}
-};
-
-/*******************************************************************************
  * PGRAPH register lists
  ******************************************************************************/
 
@@ -193,6 +180,18 @@ gk110_gr_gpccs_ucode = {
 	.data.size = sizeof(gk110_grgpc_data),
 };
 
+static const struct gf100_gr_func
+gk110_gr = {
+	.grctx = &gk110_grctx,
+	.sclass = {
+		{ -1, -1, FERMI_TWOD_A },
+		{ -1, -1, KEPLER_INLINE_TO_MEMORY_B },
+		{ -1, -1, KEPLER_B, &gf100_fermi },
+		{ -1, -1, KEPLER_COMPUTE_B },
+		{}
+	}
+};
+
 struct nvkm_oclass *
 gk110_gr_oclass = &(struct gf100_gr_oclass) {
 	.base.handle = NV_ENGINE(GR, 0xf0),
@@ -202,8 +201,7 @@ gk110_gr_oclass = &(struct gf100_gr_oclass) {
 		.init = gk104_gr_init,
 		.fini = _nvkm_gr_fini,
 	},
-	.cclass = &gk110_grctx_oclass,
-	.sclass =  gk110_gr_sclass,
+	.func = &gk110_gr,
 	.mmio = gk110_gr_pack_mmio,
 	.fecs.ucode = &gk110_gr_fecs_ucode,
 	.gpccs.ucode = &gk110_gr_gpccs_ucode,
diff --git a/drm/nouveau/nvkm/engine/gr/gk110b.c b/drm/nouveau/nvkm/engine/gr/gk110b.c
index 9ff9eab0..b3da907b 100644
--- a/drm/nouveau/nvkm/engine/gr/gk110b.c
+++ b/drm/nouveau/nvkm/engine/gr/gk110b.c
@@ -24,6 +24,8 @@
 #include "gf100.h"
 #include "ctxgf100.h"
 
+#include <nvif/class.h>
+
 /*******************************************************************************
  * PGRAPH register lists
  ******************************************************************************/
@@ -98,6 +100,18 @@ gk110b_gr_pack_mmio[] = {
  * PGRAPH engine/subdev functions
  ******************************************************************************/
 
+static const struct gf100_gr_func
+gk110b_gr = {
+	.grctx = &gk110b_grctx,
+	.sclass = {
+		{ -1, -1, FERMI_TWOD_A },
+		{ -1, -1, KEPLER_INLINE_TO_MEMORY_B },
+		{ -1, -1, KEPLER_B, &gf100_fermi },
+		{ -1, -1, KEPLER_COMPUTE_B },
+		{}
+	}
+};
+
 struct nvkm_oclass *
 gk110b_gr_oclass = &(struct gf100_gr_oclass) {
 	.base.handle = NV_ENGINE(GR, 0xf1),
@@ -107,8 +121,7 @@ gk110b_gr_oclass = &(struct gf100_gr_oclass) {
 		.init = gk104_gr_init,
 		.fini = _nvkm_gr_fini,
 	},
-	.cclass = &gk110b_grctx_oclass,
-	.sclass =  gk110_gr_sclass,
+	.func = &gk110b_gr,
 	.mmio = gk110b_gr_pack_mmio,
 	.fecs.ucode = &gk110_gr_fecs_ucode,
 	.gpccs.ucode = &gk110_gr_gpccs_ucode,
diff --git a/drm/nouveau/nvkm/engine/gr/gk208.c b/drm/nouveau/nvkm/engine/gr/gk208.c
index 85f44a3d..243b0a3f 100644
--- a/drm/nouveau/nvkm/engine/gr/gk208.c
+++ b/drm/nouveau/nvkm/engine/gr/gk208.c
@@ -29,19 +29,6 @@
 #include <nvif/class.h>
 
 /*******************************************************************************
- * Graphics object classes
- ******************************************************************************/
-
-static struct nvkm_oclass
-gk208_gr_sclass[] = {
-	{ FERMI_TWOD_A, &nvkm_object_ofuncs },
-	{ KEPLER_INLINE_TO_MEMORY_B, &nvkm_object_ofuncs },
-	{ KEPLER_B, &gf100_fermi_ofuncs },
-	{ KEPLER_COMPUTE_B, &nvkm_object_ofuncs },
-	{}
-};
-
-/*******************************************************************************
  * PGRAPH register lists
  ******************************************************************************/
 
@@ -172,6 +159,18 @@ gk208_gr_gpccs_ucode = {
 	.data.size = sizeof(gk208_grgpc_data),
 };
 
+static const struct gf100_gr_func
+gk208_gr = {
+	.grctx = &gk208_grctx,
+	.sclass = {
+		{ -1, -1, FERMI_TWOD_A },
+		{ -1, -1, KEPLER_INLINE_TO_MEMORY_B },
+		{ -1, -1, KEPLER_B, &gf100_fermi },
+		{ -1, -1, KEPLER_COMPUTE_B },
+		{}
+	}
+};
+
 struct nvkm_oclass *
 gk208_gr_oclass = &(struct gf100_gr_oclass) {
 	.base.handle = NV_ENGINE(GR, 0x08),
@@ -181,8 +180,7 @@ gk208_gr_oclass = &(struct gf100_gr_oclass) {
 		.init = gk104_gr_init,
 		.fini = _nvkm_gr_fini,
 	},
-	.cclass = &gk208_grctx_oclass,
-	.sclass =  gk208_gr_sclass,
+	.func = &gk208_gr,
 	.mmio = gk208_gr_pack_mmio,
 	.fecs.ucode = &gk208_gr_fecs_ucode,
 	.gpccs.ucode = &gk208_gr_gpccs_ucode,
diff --git a/drm/nouveau/nvkm/engine/gr/gk20a.c b/drm/nouveau/nvkm/engine/gr/gk20a.c
index c213e9a0..a8100c4f 100644
--- a/drm/nouveau/nvkm/engine/gr/gk20a.c
+++ b/drm/nouveau/nvkm/engine/gr/gk20a.c
@@ -22,17 +22,9 @@
 #include "gk20a.h"
 #include "ctxgf100.h"
 
-#include <nvif/class.h>
 #include <subdev/timer.h>
 
-static struct nvkm_oclass
-gk20a_gr_sclass[] = {
-	{ FERMI_TWOD_A, &nvkm_object_ofuncs },
-	{ KEPLER_INLINE_TO_MEMORY_A, &nvkm_object_ofuncs },
-	{ KEPLER_C, &gf100_fermi_ofuncs },
-	{ KEPLER_COMPUTE_A, &nvkm_object_ofuncs },
-	{}
-};
+#include <nvif/class.h>
 
 static void
 gk20a_gr_init_dtor(struct gf100_gr_pack *pack)
@@ -350,6 +342,18 @@ gk20a_gr_init(struct nvkm_object *object)
 	return gf100_gr_init_ctxctl(gr);
 }
 
+static const struct gf100_gr_func
+gk20a_gr = {
+	.grctx = &gk20a_grctx,
+	.sclass = {
+		{ -1, -1, FERMI_TWOD_A },
+		{ -1, -1, KEPLER_INLINE_TO_MEMORY_A },
+		{ -1, -1, KEPLER_C, &gf100_fermi },
+		{ -1, -1, KEPLER_COMPUTE_A },
+		{}
+	}
+};
+
 struct nvkm_oclass *
 gk20a_gr_oclass = &(struct gk20a_gr_oclass) {
 	.gf100 = {
@@ -360,8 +364,7 @@ gk20a_gr_oclass = &(struct gk20a_gr_oclass) {
 			.init = gk20a_gr_init,
 			.fini = _nvkm_gr_fini,
 		},
-		.cclass = &gk20a_grctx_oclass,
-		.sclass = gk20a_gr_sclass,
+		.func = &gk20a_gr,
 		.ppc_nr = 1,
 	},
 	.set_hww_esr_report_mask = gk20a_gr_set_hww_esr_report_mask,
diff --git a/drm/nouveau/nvkm/engine/gr/gm107.c b/drm/nouveau/nvkm/engine/gr/gm107.c
index aad5fdb2..b3036cb6 100644
--- a/drm/nouveau/nvkm/engine/gr/gm107.c
+++ b/drm/nouveau/nvkm/engine/gr/gm107.c
@@ -30,19 +30,6 @@
 #include <nvif/class.h>
 
 /*******************************************************************************
- * Graphics object classes
- ******************************************************************************/
-
-static struct nvkm_oclass
-gm107_gr_sclass[] = {
-	{ FERMI_TWOD_A, &nvkm_object_ofuncs },
-	{ KEPLER_INLINE_TO_MEMORY_B, &nvkm_object_ofuncs },
-	{ MAXWELL_A, &gf100_fermi_ofuncs },
-	{ MAXWELL_COMPUTE_A, &nvkm_object_ofuncs },
-	{}
-};
-
-/*******************************************************************************
  * PGRAPH register lists
  ******************************************************************************/
 
@@ -454,6 +441,18 @@ gm107_gr_gpccs_ucode = {
 	.data.size = sizeof(gm107_grgpc_data),
 };
 
+static const struct gf100_gr_func
+gm107_gr = {
+	.grctx = &gm107_grctx,
+	.sclass = {
+		{ -1, -1, FERMI_TWOD_A },
+		{ -1, -1, KEPLER_INLINE_TO_MEMORY_B },
+		{ -1, -1, MAXWELL_A, &gf100_fermi },
+		{ -1, -1, MAXWELL_COMPUTE_A },
+		{}
+	}
+};
+
 struct nvkm_oclass *
 gm107_gr_oclass = &(struct gf100_gr_oclass) {
 	.base.handle = NV_ENGINE(GR, 0x07),
@@ -463,8 +462,7 @@ gm107_gr_oclass = &(struct gf100_gr_oclass) {
 		.init = gm107_gr_init,
 		.fini = _nvkm_gr_fini,
 	},
-	.cclass = &gm107_grctx_oclass,
-	.sclass =  gm107_gr_sclass,
+	.func = &gm107_gr,
 	.mmio = gm107_gr_pack_mmio,
 	.fecs.ucode = &gm107_gr_fecs_ucode,
 	.gpccs.ucode = &gm107_gr_gpccs_ucode,
diff --git a/drm/nouveau/nvkm/engine/gr/gm204.c b/drm/nouveau/nvkm/engine/gr/gm204.c
index 39f42a1c..ff41232a 100644
--- a/drm/nouveau/nvkm/engine/gr/gm204.c
+++ b/drm/nouveau/nvkm/engine/gr/gm204.c
@@ -27,19 +27,6 @@
 #include <nvif/class.h>
 
 /*******************************************************************************
- * Graphics object classes
- ******************************************************************************/
-
-struct nvkm_oclass
-gm204_gr_sclass[] = {
-	{ FERMI_TWOD_A, &nvkm_object_ofuncs },
-	{ KEPLER_INLINE_TO_MEMORY_B, &nvkm_object_ofuncs },
-	{ MAXWELL_B, &gf100_fermi_ofuncs },
-	{ MAXWELL_COMPUTE_B, &nvkm_object_ofuncs },
-	{}
-};
-
-/*******************************************************************************
  * PGRAPH register lists
  ******************************************************************************/
 
@@ -371,6 +358,18 @@ gm204_gr_init(struct nvkm_object *object)
 	return gm204_gr_init_ctxctl(gr);
 }
 
+static const struct gf100_gr_func
+gm204_gr = {
+	.grctx = &gm204_grctx,
+	.sclass = {
+		{ -1, -1, FERMI_TWOD_A },
+		{ -1, -1, KEPLER_INLINE_TO_MEMORY_B },
+		{ -1, -1, MAXWELL_B, &gf100_fermi },
+		{ -1, -1, MAXWELL_COMPUTE_B },
+		{}
+	}
+};
+
 struct nvkm_oclass *
 gm204_gr_oclass = &(struct gf100_gr_oclass) {
 	.base.handle = NV_ENGINE(GR, 0x24),
@@ -380,8 +379,7 @@ gm204_gr_oclass = &(struct gf100_gr_oclass) {
 		.init = gm204_gr_init,
 		.fini = _nvkm_gr_fini,
 	},
-	.cclass = &gm204_grctx_oclass,
-	.sclass =  gm204_gr_sclass,
+	.func = &gm204_gr,
 	.mmio = gm204_gr_pack_mmio,
 	.ppc_nr = 2,
 }.base;
diff --git a/drm/nouveau/nvkm/engine/gr/gm206.c b/drm/nouveau/nvkm/engine/gr/gm206.c
index 04b9733d..4350b08f 100644
--- a/drm/nouveau/nvkm/engine/gr/gm206.c
+++ b/drm/nouveau/nvkm/engine/gr/gm206.c
@@ -24,6 +24,20 @@
 #include "gf100.h"
 #include "ctxgf100.h"
 
+#include <nvif/class.h>
+
+static const struct gf100_gr_func
+gm206_gr = {
+	.grctx = &gm206_grctx,
+	.sclass = {
+		{ -1, -1, FERMI_TWOD_A },
+		{ -1, -1, KEPLER_INLINE_TO_MEMORY_B },
+		{ -1, -1, MAXWELL_B, &gf100_fermi },
+		{ -1, -1, MAXWELL_COMPUTE_B },
+		{}
+	}
+};
+
 struct nvkm_oclass *
 gm206_gr_oclass = &(struct gf100_gr_oclass) {
 	.base.handle = NV_ENGINE(GR, 0x26),
@@ -33,8 +47,7 @@ gm206_gr_oclass = &(struct gf100_gr_oclass) {
 		.init = gm204_gr_init,
 		.fini = _nvkm_gr_fini,
 	},
-	.cclass = &gm206_grctx_oclass,
-	.sclass =  gm204_gr_sclass,
+	.func = &gm206_gr,
 	.mmio = gm204_gr_pack_mmio,
 	.ppc_nr = 2,
 }.base;
diff --git a/drm/nouveau/nvkm/engine/gr/gm20b.c b/drm/nouveau/nvkm/engine/gr/gm20b.c
index 87388926..7a663654 100644
--- a/drm/nouveau/nvkm/engine/gr/gm20b.c
+++ b/drm/nouveau/nvkm/engine/gr/gm20b.c
@@ -22,17 +22,9 @@
 #include "gk20a.h"
 #include "ctxgf100.h"
 
-#include <nvif/class.h>
 #include <subdev/timer.h>
 
-static struct nvkm_oclass
-gm20b_gr_sclass[] = {
-	{ FERMI_TWOD_A, &nvkm_object_ofuncs },
-	{ KEPLER_INLINE_TO_MEMORY_B, &nvkm_object_ofuncs },
-	{ MAXWELL_B, &gf100_fermi_ofuncs },
-	{ MAXWELL_COMPUTE_B, &nvkm_object_ofuncs },
-	{}
-};
+#include <nvif/class.h>
 
 static void
 gm20b_gr_init_gpc_mmu(struct gf100_gr *gr)
@@ -67,6 +59,18 @@ gm20b_gr_set_hww_esr_report_mask(struct gf100_gr *gr)
 	nvkm_wr32(device, 0x419e4c, 0x5);
 }
 
+static const struct gf100_gr_func
+gm20b_gr = {
+	.grctx = &gm20b_grctx,
+	.sclass = {
+		{ -1, -1, FERMI_TWOD_A },
+		{ -1, -1, KEPLER_INLINE_TO_MEMORY_B },
+		{ -1, -1, MAXWELL_B, &gf100_fermi },
+		{ -1, -1, MAXWELL_COMPUTE_B },
+		{}
+	}
+};
+
 struct nvkm_oclass *
 gm20b_gr_oclass = &(struct gk20a_gr_oclass) {
 	.gf100 = {
@@ -77,8 +81,7 @@ gm20b_gr_oclass = &(struct gk20a_gr_oclass) {
 			.init = gk20a_gr_init,
 			.fini = _nvkm_gr_fini,
 		},
-		.cclass = &gm20b_grctx_oclass,
-		.sclass = gm20b_gr_sclass,
+		.func = &gm20b_gr,
 		.ppc_nr = 1,
 	},
 	.init_gpc_mmu = gm20b_gr_init_gpc_mmu,
diff --git a/drm/nouveau/nvkm/engine/gr/nv04.c b/drm/nouveau/nvkm/engine/gr/nv04.c
index e2d3d79e..f06c16f6 100644
--- a/drm/nouveau/nvkm/engine/gr/nv04.c
+++ b/drm/nouveau/nvkm/engine/gr/nv04.c
@@ -21,7 +21,7 @@
  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  * DEALINGS IN THE SOFTWARE.
  */
-#include <engine/gr.h>
+#include "priv.h"
 #include "regs.h"
 
 #include <core/client.h>
@@ -345,25 +345,23 @@ nv04_gr_ctx_regs[] = {
 	NV04_PGRAPH_DEBUG_3
 };
 
+#define nv04_gr(p) container_of((p), struct nv04_gr, base)
+
 struct nv04_gr {
 	struct nvkm_gr base;
 	struct nv04_gr_chan *chan[16];
 	spinlock_t lock;
 };
 
+#define nv04_gr_chan(p) container_of((p), struct nv04_gr_chan, object)
+
 struct nv04_gr_chan {
-	struct nvkm_object base;
+	struct nvkm_object object;
+	struct nv04_gr *gr;
 	int chid;
 	u32 nv04[ARRAY_SIZE(nv04_gr_ctx_regs)];
 };
 
-
-static inline struct nv04_gr *
-nv04_gr(struct nv04_gr_chan *chan)
-{
-	return (void *)nv_object(chan)->engine;
-}
-
 /*******************************************************************************
  * Graphics object classes
  ******************************************************************************/
@@ -1041,85 +1039,28 @@ nv04_gr_mthd(struct nvkm_device *device, u32 inst, u32 mthd, u32 data)
 }
 
 static int
-nv04_gr_object_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-		    struct nvkm_oclass *oclass, void *data, u32 size,
-		    struct nvkm_object **pobject)
+nv04_gr_object_bind(struct nvkm_object *object, struct nvkm_gpuobj *parent,
+		    int align, struct nvkm_gpuobj **pgpuobj)
 {
-	struct nvkm_gpuobj *obj;
-	int ret;
-
-	ret = nvkm_gpuobj_create(parent, engine, oclass, 0, parent,
-				 16, 16, 0, &obj);
-	*pobject = nv_object(obj);
-	if (ret)
-		return ret;
-
-	nvkm_kmap(obj);
-	nvkm_wo32(obj, 0x00, nv_mclass(obj));
+	int ret = nvkm_gpuobj_new(object->engine->subdev.device, 16, align,
+				  false, parent, pgpuobj);
+	if (ret == 0) {
+		nvkm_kmap(*pgpuobj);
+		nvkm_wo32(*pgpuobj, 0x00, object->oclass_name);
+		nvkm_wo32(*pgpuobj, 0x04, 0x00000000);
+		nvkm_wo32(*pgpuobj, 0x08, 0x00000000);
 #ifdef __BIG_ENDIAN
-	nvkm_mo32(obj, 0x00, 0x00080000, 0x00080000);
+		nvkm_mo32(*pgpuobj, 0x08, 0x00080000, 0x00080000);
 #endif
-	nvkm_wo32(obj, 0x04, 0x00000000);
-	nvkm_wo32(obj, 0x08, 0x00000000);
-	nvkm_wo32(obj, 0x0c, 0x00000000);
-	nvkm_done(obj);
-	return 0;
+		nvkm_wo32(*pgpuobj, 0x0c, 0x00000000);
+		nvkm_done(*pgpuobj);
+	}
+	return ret;
 }
 
-struct nvkm_ofuncs
-nv04_gr_ofuncs = {
-	.ctor = nv04_gr_object_ctor,
-	.dtor = _nvkm_gpuobj_dtor,
-	.init = _nvkm_gpuobj_init,
-	.fini = _nvkm_gpuobj_fini,
-	.rd32 = _nvkm_gpuobj_rd32,
-	.wr32 = _nvkm_gpuobj_wr32,
-};
-
-static struct nvkm_oclass
-nv04_gr_sclass[] = {
-	{ 0x0012, &nv04_gr_ofuncs }, /* beta1 */
-	{ 0x0017, &nv04_gr_ofuncs }, /* chroma */
-	{ 0x0018, &nv04_gr_ofuncs }, /* pattern (nv01) */
-	{ 0x0019, &nv04_gr_ofuncs }, /* clip */
-	{ 0x001c, &nv04_gr_ofuncs }, /* line */
-	{ 0x001d, &nv04_gr_ofuncs }, /* tri */
-	{ 0x001e, &nv04_gr_ofuncs }, /* rect */
-	{ 0x001f, &nv04_gr_ofuncs },
-	{ 0x0021, &nv04_gr_ofuncs },
-	{ 0x0030, &nv04_gr_ofuncs }, /* null */
-	{ 0x0036, &nv04_gr_ofuncs },
-	{ 0x0037, &nv04_gr_ofuncs },
-	{ 0x0038, &nv04_gr_ofuncs }, /* dvd subpicture */
-	{ 0x0039, &nv04_gr_ofuncs }, /* m2mf */
-	{ 0x0042, &nv04_gr_ofuncs }, /* surf2d */
-	{ 0x0043, &nv04_gr_ofuncs }, /* rop */
-	{ 0x0044, &nv04_gr_ofuncs }, /* pattern */
-	{ 0x0048, &nv04_gr_ofuncs },
-	{ 0x004a, &nv04_gr_ofuncs },
-	{ 0x004b, &nv04_gr_ofuncs },
-	{ 0x0052, &nv04_gr_ofuncs }, /* swzsurf */
-	{ 0x0053, &nv04_gr_ofuncs },
-	{ 0x0054, &nv04_gr_ofuncs }, /* ttri */
-	{ 0x0055, &nv04_gr_ofuncs }, /* mtri */
-	{ 0x0057, &nv04_gr_ofuncs }, /* chroma */
-	{ 0x0058, &nv04_gr_ofuncs }, /* surf_dst */
-	{ 0x0059, &nv04_gr_ofuncs }, /* surf_src */
-	{ 0x005a, &nv04_gr_ofuncs }, /* surf_color */
-	{ 0x005b, &nv04_gr_ofuncs }, /* surf_zeta */
-	{ 0x005c, &nv04_gr_ofuncs }, /* line */
-	{ 0x005d, &nv04_gr_ofuncs }, /* tri */
-	{ 0x005e, &nv04_gr_ofuncs }, /* rect */
-	{ 0x005f, &nv04_gr_ofuncs },
-	{ 0x0060, &nv04_gr_ofuncs },
-	{ 0x0061, &nv04_gr_ofuncs },
-	{ 0x0064, &nv04_gr_ofuncs }, /* iifc (nv05) */
-	{ 0x0065, &nv04_gr_ofuncs }, /* ifc (nv05) */
-	{ 0x0066, &nv04_gr_ofuncs }, /* sifc (nv05) */
-	{ 0x0072, &nv04_gr_ofuncs }, /* beta4 */
-	{ 0x0076, &nv04_gr_ofuncs },
-	{ 0x0077, &nv04_gr_ofuncs },
-	{},
+const struct nvkm_object_func
+nv04_gr_object = {
+	.bind = nv04_gr_object_bind,
 };
 
 /*******************************************************************************
@@ -1142,8 +1083,7 @@ nv04_gr_channel(struct nv04_gr *gr)
 static int
 nv04_gr_load_context(struct nv04_gr_chan *chan, int chid)
 {
-	struct nv04_gr *gr = nv04_gr(chan);
-	struct nvkm_device *device = gr->base.engine.subdev.device;
+	struct nvkm_device *device = chan->gr->base.engine.subdev.device;
 	int i;
 
 	for (i = 0; i < ARRAY_SIZE(nv04_gr_ctx_regs); i++)
@@ -1158,8 +1098,7 @@ nv04_gr_load_context(struct nv04_gr_chan *chan, int chid)
 static int
 nv04_gr_unload_context(struct nv04_gr_chan *chan)
 {
-	struct nv04_gr *gr = nv04_gr(chan);
-	struct nvkm_device *device = gr->base.engine.subdev.device;
+	struct nvkm_device *device = chan->gr->base.engine.subdev.device;
 	int i;
 
 	for (i = 0; i < ARRAY_SIZE(nv04_gr_ctx_regs); i++)
@@ -1178,7 +1117,7 @@ nv04_gr_context_switch(struct nv04_gr *gr)
 	struct nv04_gr_chan *next = NULL;
 	int chid;
 
-	nv04_gr_idle(gr);
+	nv04_gr_idle(&gr->base);
 
 	/* If previous context is valid, we need to save it */
 	prev = nv04_gr_channel(gr);
@@ -1204,59 +1143,24 @@ static u32 *ctx_reg(struct nv04_gr_chan *chan, u32 reg)
 	return NULL;
 }
 
-static int
-nv04_gr_context_ctor(struct nvkm_object *parent,
-		     struct nvkm_object *engine,
-		     struct nvkm_oclass *oclass, void *data, u32 size,
-		     struct nvkm_object **pobject)
-{
-	struct nvkm_fifo_chan *fifo = (void *)parent;
-	struct nv04_gr *gr = (void *)engine;
-	struct nv04_gr_chan *chan;
-	unsigned long flags;
-	int ret;
-
-	ret = nvkm_object_create(parent, engine, oclass, 0, &chan);
-	*pobject = nv_object(chan);
-	if (ret)
-		return ret;
-
-	spin_lock_irqsave(&gr->lock, flags);
-	if (gr->chan[fifo->chid]) {
-		*pobject = nv_object(gr->chan[fifo->chid]);
-		atomic_inc(&(*pobject)->refcount);
-		spin_unlock_irqrestore(&gr->lock, flags);
-		nvkm_object_destroy(&chan->base);
-		return 1;
-	}
-
-	*ctx_reg(chan, NV04_PGRAPH_DEBUG_3) = 0xfad4ff31;
-
-	gr->chan[fifo->chid] = chan;
-	chan->chid = fifo->chid;
-	spin_unlock_irqrestore(&gr->lock, flags);
-	return 0;
-}
-
-static void
-nv04_gr_context_dtor(struct nvkm_object *object)
+static void *
+nv04_gr_chan_dtor(struct nvkm_object *object)
 {
-	struct nv04_gr *gr = (void *)object->engine;
-	struct nv04_gr_chan *chan = (void *)object;
+	struct nv04_gr_chan *chan = nv04_gr_chan(object);
+	struct nv04_gr *gr = chan->gr;
 	unsigned long flags;
 
 	spin_lock_irqsave(&gr->lock, flags);
 	gr->chan[chan->chid] = NULL;
 	spin_unlock_irqrestore(&gr->lock, flags);
-
-	nvkm_object_destroy(&chan->base);
+	return chan;
 }
 
 static int
-nv04_gr_context_fini(struct nvkm_object *object, bool suspend)
+nv04_gr_chan_fini(struct nvkm_object *object, bool suspend)
 {
-	struct nv04_gr *gr = (void *)object->engine;
-	struct nv04_gr_chan *chan = (void *)object;
+	struct nv04_gr_chan *chan = nv04_gr_chan(object);
+	struct nv04_gr *gr = chan->gr;
 	struct nvkm_device *device = gr->base.engine.subdev.device;
 	unsigned long flags;
 
@@ -1266,34 +1170,50 @@ nv04_gr_context_fini(struct nvkm_object *object, bool suspend)
 		nv04_gr_unload_context(chan);
 	nvkm_mask(device, NV04_PGRAPH_FIFO, 0x00000001, 0x00000001);
 	spin_unlock_irqrestore(&gr->lock, flags);
-
-	return _nvkm_object_fini(&chan->base, suspend);
+	return 0;
 }
 
-static struct nvkm_oclass
-nv04_gr_cclass = {
-	.handle = NV_ENGCTX(GR, 0x04),
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = nv04_gr_context_ctor,
-		.dtor = nv04_gr_context_dtor,
-		.init = _nvkm_object_init,
-		.fini = nv04_gr_context_fini,
-	},
+static const struct nvkm_object_func
+nv04_gr_chan = {
+	.dtor = nv04_gr_chan_dtor,
+	.fini = nv04_gr_chan_fini,
 };
 
+static int
+nv04_gr_chan_new(struct nvkm_gr *base, struct nvkm_fifo_chan *fifoch,
+		 const struct nvkm_oclass *oclass, struct nvkm_object **pobject)
+{
+	struct nv04_gr *gr = nv04_gr(base);
+	struct nv04_gr_chan *chan;
+	unsigned long flags;
+
+	if (!(chan = kzalloc(sizeof(*chan), GFP_KERNEL)))
+		return -ENOMEM;
+	nvkm_object_ctor(&nv04_gr_chan, oclass, &chan->object);
+	chan->gr = gr;
+	chan->chid = fifoch->chid;
+	*pobject = &chan->object;
+
+	*ctx_reg(chan, NV04_PGRAPH_DEBUG_3) = 0xfad4ff31;
+
+	spin_lock_irqsave(&gr->lock, flags);
+	gr->chan[chan->chid] = chan;
+	spin_unlock_irqrestore(&gr->lock, flags);
+	return 0;
+}
+
 /*******************************************************************************
  * PGRAPH engine/subdev functions
  ******************************************************************************/
 
 bool
-nv04_gr_idle(void *obj)
+nv04_gr_idle(struct nvkm_gr *gr)
 {
-	struct nvkm_gr *gr = nvkm_gr(obj);
 	struct nvkm_subdev *subdev = &gr->engine.subdev;
 	struct nvkm_device *device = subdev->device;
 	u32 mask = 0xffffffff;
 
-	if (nv_device(obj)->card_type == NV_40)
+	if (device->card_type == NV_40)
 		mask &= ~NV40_PGRAPH_STATUS_SYNC_STALL;
 
 	if (nvkm_msec(device, 2000,
@@ -1395,12 +1315,62 @@ nv04_gr_intr(struct nvkm_subdev *subdev)
 				   "nstatus %08x [%s] ch %d [%s] subc %d "
 				   "class %04x mthd %04x data %08x\n",
 			   show, msg, nsource, src, nstatus, sta, chid,
-			   nvkm_client_name(chan), subc, class, mthd, data);
+			   chan ? chan->object.client->name : "unknown",
+			   subc, class, mthd, data);
 	}
 
 	spin_unlock_irqrestore(&gr->lock, flags);
 }
 
+static const struct nvkm_gr_func
+nv04_gr = {
+	.chan_new = nv04_gr_chan_new,
+	.sclass = {
+		{ -1, -1, 0x0012, &nv04_gr_object }, /* beta1 */
+		{ -1, -1, 0x0017, &nv04_gr_object }, /* chroma */
+		{ -1, -1, 0x0018, &nv04_gr_object }, /* pattern (nv01) */
+		{ -1, -1, 0x0019, &nv04_gr_object }, /* clip */
+		{ -1, -1, 0x001c, &nv04_gr_object }, /* line */
+		{ -1, -1, 0x001d, &nv04_gr_object }, /* tri */
+		{ -1, -1, 0x001e, &nv04_gr_object }, /* rect */
+		{ -1, -1, 0x001f, &nv04_gr_object },
+		{ -1, -1, 0x0021, &nv04_gr_object },
+		{ -1, -1, 0x0030, &nv04_gr_object }, /* null */
+		{ -1, -1, 0x0036, &nv04_gr_object },
+		{ -1, -1, 0x0037, &nv04_gr_object },
+		{ -1, -1, 0x0038, &nv04_gr_object }, /* dvd subpicture */
+		{ -1, -1, 0x0039, &nv04_gr_object }, /* m2mf */
+		{ -1, -1, 0x0042, &nv04_gr_object }, /* surf2d */
+		{ -1, -1, 0x0043, &nv04_gr_object }, /* rop */
+		{ -1, -1, 0x0044, &nv04_gr_object }, /* pattern */
+		{ -1, -1, 0x0048, &nv04_gr_object },
+		{ -1, -1, 0x004a, &nv04_gr_object },
+		{ -1, -1, 0x004b, &nv04_gr_object },
+		{ -1, -1, 0x0052, &nv04_gr_object }, /* swzsurf */
+		{ -1, -1, 0x0053, &nv04_gr_object },
+		{ -1, -1, 0x0054, &nv04_gr_object }, /* ttri */
+		{ -1, -1, 0x0055, &nv04_gr_object }, /* mtri */
+		{ -1, -1, 0x0057, &nv04_gr_object }, /* chroma */
+		{ -1, -1, 0x0058, &nv04_gr_object }, /* surf_dst */
+		{ -1, -1, 0x0059, &nv04_gr_object }, /* surf_src */
+		{ -1, -1, 0x005a, &nv04_gr_object }, /* surf_color */
+		{ -1, -1, 0x005b, &nv04_gr_object }, /* surf_zeta */
+		{ -1, -1, 0x005c, &nv04_gr_object }, /* line */
+		{ -1, -1, 0x005d, &nv04_gr_object }, /* tri */
+		{ -1, -1, 0x005e, &nv04_gr_object }, /* rect */
+		{ -1, -1, 0x005f, &nv04_gr_object },
+		{ -1, -1, 0x0060, &nv04_gr_object },
+		{ -1, -1, 0x0061, &nv04_gr_object },
+		{ -1, -1, 0x0064, &nv04_gr_object }, /* iifc (nv05) */
+		{ -1, -1, 0x0065, &nv04_gr_object }, /* ifc (nv05) */
+		{ -1, -1, 0x0066, &nv04_gr_object }, /* sifc (nv05) */
+		{ -1, -1, 0x0072, &nv04_gr_object }, /* beta4 */
+		{ -1, -1, 0x0076, &nv04_gr_object },
+		{ -1, -1, 0x0077, &nv04_gr_object },
+		{}
+	}
+};
+
 static int
 nv04_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	     struct nvkm_oclass *oclass, void *data, u32 size,
@@ -1414,10 +1384,9 @@ nv04_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	if (ret)
 		return ret;
 
+	gr->base.func = &nv04_gr;
 	nv_subdev(gr)->unit = 0x00001000;
 	nv_subdev(gr)->intr = nv04_gr_intr;
-	nv_engine(gr)->cclass = &nv04_gr_cclass;
-	nv_engine(gr)->sclass = nv04_gr_sclass;
 	spin_lock_init(&gr->lock);
 	return 0;
 }
diff --git a/drm/nouveau/nvkm/engine/gr/nv10.c b/drm/nouveau/nvkm/engine/gr/nv10.c
index 761aaa45..98fb9e6e 100644
--- a/drm/nouveau/nvkm/engine/gr/nv10.c
+++ b/drm/nouveau/nvkm/engine/gr/nv10.c
@@ -21,7 +21,7 @@
  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  * DEALINGS IN THE SOFTWARE.
  */
-#include <engine/gr.h>
+#include "priv.h"
 #include "regs.h"
 
 #include <core/client.h>
@@ -385,14 +385,19 @@ static int nv17_gr_ctx_regs[] = {
 	0x00400a04,
 };
 
+#define nv10_gr(p) container_of((p), struct nv10_gr, base)
+
 struct nv10_gr {
 	struct nvkm_gr base;
 	struct nv10_gr_chan *chan[32];
 	spinlock_t lock;
 };
 
+#define nv10_gr_chan(p) container_of((p), struct nv10_gr_chan, object)
+
 struct nv10_gr_chan {
-	struct nvkm_object base;
+	struct nvkm_object object;
+	struct nv10_gr *gr;
 	int chid;
 	int nv10[ARRAY_SIZE(nv10_gr_ctx_regs)];
 	int nv17[ARRAY_SIZE(nv17_gr_ctx_regs)];
@@ -401,12 +406,6 @@ struct nv10_gr_chan {
 };
 
 
-static inline struct nv10_gr *
-nv10_gr(struct nv10_gr_chan *chan)
-{
-	return (void *)nv_object(chan)->engine;
-}
-
 /*******************************************************************************
  * Graphics object classes
  ******************************************************************************/
@@ -427,57 +426,11 @@ nv10_gr(struct nv10_gr_chan *chan)
 			nvkm_wr32(device, NV10_PGRAPH_PIPE_DATA, state[__i]); \
 	} while (0)
 
-static struct nvkm_oclass
-nv10_gr_sclass[] = {
-	{ 0x0012, &nv04_gr_ofuncs }, /* beta1 */
-	{ 0x0019, &nv04_gr_ofuncs }, /* clip */
-	{ 0x0030, &nv04_gr_ofuncs }, /* null */
-	{ 0x0039, &nv04_gr_ofuncs }, /* m2mf */
-	{ 0x0043, &nv04_gr_ofuncs }, /* rop */
-	{ 0x0044, &nv04_gr_ofuncs }, /* pattern */
-	{ 0x004a, &nv04_gr_ofuncs }, /* gdi */
-	{ 0x0052, &nv04_gr_ofuncs }, /* swzsurf */
-	{ 0x005f, &nv04_gr_ofuncs }, /* blit */
-	{ 0x0062, &nv04_gr_ofuncs }, /* surf2d */
-	{ 0x0072, &nv04_gr_ofuncs }, /* beta4 */
-	{ 0x0089, &nv04_gr_ofuncs }, /* sifm */
-	{ 0x008a, &nv04_gr_ofuncs }, /* ifc */
-	{ 0x009f, &nv04_gr_ofuncs }, /* blit */
-	{ 0x0093, &nv04_gr_ofuncs }, /* surf3d */
-	{ 0x0094, &nv04_gr_ofuncs }, /* ttri */
-	{ 0x0095, &nv04_gr_ofuncs }, /* mtri */
-	{ 0x0056, &nv04_gr_ofuncs }, /* celcius */
-	{},
-};
-
-static struct nvkm_oclass
-nv15_gr_sclass[] = {
-	{ 0x0012, &nv04_gr_ofuncs }, /* beta1 */
-	{ 0x0019, &nv04_gr_ofuncs }, /* clip */
-	{ 0x0030, &nv04_gr_ofuncs }, /* null */
-	{ 0x0039, &nv04_gr_ofuncs }, /* m2mf */
-	{ 0x0043, &nv04_gr_ofuncs }, /* rop */
-	{ 0x0044, &nv04_gr_ofuncs }, /* pattern */
-	{ 0x004a, &nv04_gr_ofuncs }, /* gdi */
-	{ 0x0052, &nv04_gr_ofuncs }, /* swzsurf */
-	{ 0x005f, &nv04_gr_ofuncs }, /* blit */
-	{ 0x0062, &nv04_gr_ofuncs }, /* surf2d */
-	{ 0x0072, &nv04_gr_ofuncs }, /* beta4 */
-	{ 0x0089, &nv04_gr_ofuncs }, /* sifm */
-	{ 0x008a, &nv04_gr_ofuncs }, /* ifc */
-	{ 0x009f, &nv04_gr_ofuncs }, /* blit */
-	{ 0x0093, &nv04_gr_ofuncs }, /* surf3d */
-	{ 0x0094, &nv04_gr_ofuncs }, /* ttri */
-	{ 0x0095, &nv04_gr_ofuncs }, /* mtri */
-	{ 0x0096, &nv04_gr_ofuncs }, /* celcius */
-	{},
-};
-
 static void
 nv17_gr_mthd_lma_window(struct nv10_gr_chan *chan, u32 mthd, u32 data)
 {
-	struct nvkm_device *device = chan->base.engine->subdev.device;
-	struct nvkm_gr *gr = nvkm_gr(chan);
+	struct nvkm_device *device = chan->object.engine->subdev.device;
+	struct nvkm_gr *gr = &chan->gr->base;
 	struct pipe_state *pipe = &chan->pipe_state;
 	u32 pipe_0x0040[1], pipe_0x64c0[8], pipe_0x6a80[3], pipe_0x6ab0[3];
 	u32 xfmode0, xfmode1;
@@ -549,8 +502,8 @@ nv17_gr_mthd_lma_window(struct nv10_gr_chan *chan, u32 mthd, u32 data)
 static void
 nv17_gr_mthd_lma_enable(struct nv10_gr_chan *chan, u32 mthd, u32 data)
 {
-	struct nvkm_device *device = chan->base.engine->subdev.device;
-	struct nvkm_gr *gr = nvkm_gr(chan);
+	struct nvkm_device *device = chan->object.engine->subdev.device;
+	struct nvkm_gr *gr = &chan->gr->base;
 
 	nv04_gr_idle(gr);
 
@@ -585,29 +538,6 @@ nv10_gr_mthd(struct nv10_gr_chan *chan, u8 class, u32 mthd, u32 data)
 	return func(chan, mthd, data);
 }
 
-static struct nvkm_oclass
-nv17_gr_sclass[] = {
-	{ 0x0012, &nv04_gr_ofuncs }, /* beta1 */
-	{ 0x0019, &nv04_gr_ofuncs }, /* clip */
-	{ 0x0030, &nv04_gr_ofuncs }, /* null */
-	{ 0x0039, &nv04_gr_ofuncs }, /* m2mf */
-	{ 0x0043, &nv04_gr_ofuncs }, /* rop */
-	{ 0x0044, &nv04_gr_ofuncs }, /* pattern */
-	{ 0x004a, &nv04_gr_ofuncs }, /* gdi */
-	{ 0x0052, &nv04_gr_ofuncs }, /* swzsurf */
-	{ 0x005f, &nv04_gr_ofuncs }, /* blit */
-	{ 0x0062, &nv04_gr_ofuncs }, /* surf2d */
-	{ 0x0072, &nv04_gr_ofuncs }, /* beta4 */
-	{ 0x0089, &nv04_gr_ofuncs }, /* sifm */
-	{ 0x008a, &nv04_gr_ofuncs }, /* ifc */
-	{ 0x009f, &nv04_gr_ofuncs }, /* blit */
-	{ 0x0093, &nv04_gr_ofuncs }, /* surf3d */
-	{ 0x0094, &nv04_gr_ofuncs }, /* ttri */
-	{ 0x0095, &nv04_gr_ofuncs }, /* mtri */
-	{ 0x0099, &nv04_gr_ofuncs },
-	{},
-};
-
 /*******************************************************************************
  * PGRAPH context
  ******************************************************************************/
@@ -628,7 +558,7 @@ nv10_gr_channel(struct nv10_gr *gr)
 static void
 nv10_gr_save_pipe(struct nv10_gr_chan *chan)
 {
-	struct nv10_gr *gr = nv10_gr(chan);
+	struct nv10_gr *gr = chan->gr;
 	struct pipe_state *pipe = &chan->pipe_state;
 	struct nvkm_device *device = gr->base.engine.subdev.device;
 
@@ -647,13 +577,13 @@ nv10_gr_save_pipe(struct nv10_gr_chan *chan)
 static void
 nv10_gr_load_pipe(struct nv10_gr_chan *chan)
 {
-	struct nv10_gr *gr = nv10_gr(chan);
+	struct nv10_gr *gr = chan->gr;
 	struct pipe_state *pipe = &chan->pipe_state;
 	struct nvkm_device *device = gr->base.engine.subdev.device;
 	u32 xfmode0, xfmode1;
 	int i;
 
-	nv04_gr_idle(gr);
+	nv04_gr_idle(&gr->base);
 	/* XXX check haiku comments */
 	xfmode0 = nvkm_rd32(device, NV10_PGRAPH_XFMODE0);
 	xfmode1 = nvkm_rd32(device, NV10_PGRAPH_XFMODE1);
@@ -678,7 +608,7 @@ nv10_gr_load_pipe(struct nv10_gr_chan *chan)
 
 
 	PIPE_RESTORE(gr, pipe->pipe_0x0200, 0x0200);
-	nv04_gr_idle(gr);
+	nv04_gr_idle(&gr->base);
 
 	/* restore XFMODE */
 	nvkm_wr32(device, NV10_PGRAPH_XFMODE0, xfmode0);
@@ -692,13 +622,13 @@ nv10_gr_load_pipe(struct nv10_gr_chan *chan)
 	PIPE_RESTORE(gr, pipe->pipe_0x4400, 0x4400);
 	PIPE_RESTORE(gr, pipe->pipe_0x0000, 0x0000);
 	PIPE_RESTORE(gr, pipe->pipe_0x0040, 0x0040);
-	nv04_gr_idle(gr);
+	nv04_gr_idle(&gr->base);
 }
 
 static void
 nv10_gr_create_pipe(struct nv10_gr_chan *chan)
 {
-	struct nv10_gr *gr = nv10_gr(chan);
+	struct nv10_gr *gr = chan->gr;
 	struct nvkm_subdev *subdev = &gr->base.engine.subdev;
 	struct pipe_state *pipe_state = &chan->pipe_state;
 	u32 *pipe_state_addr;
@@ -880,7 +810,7 @@ nv17_gr_ctx_regs_find_offset(struct nv10_gr *gr, int reg)
 static void
 nv10_gr_load_dma_vtxbuf(struct nv10_gr_chan *chan, int chid, u32 inst)
 {
-	struct nv10_gr *gr = nv10_gr(chan);
+	struct nv10_gr *gr = chan->gr;
 	struct nvkm_device *device = gr->base.engine.subdev.device;
 	u32 st2, st2_dl, st2_dh, fifo_ptr, fifo[0x60/4];
 	u32 ctx_user, ctx_switch[5];
@@ -951,7 +881,7 @@ nv10_gr_load_dma_vtxbuf(struct nv10_gr_chan *chan, int chid, u32 inst)
 static int
 nv10_gr_load_context(struct nv10_gr_chan *chan, int chid)
 {
-	struct nv10_gr *gr = nv10_gr(chan);
+	struct nv10_gr *gr = chan->gr;
 	struct nvkm_device *device = gr->base.engine.subdev.device;
 	u32 inst;
 	int i;
@@ -979,7 +909,7 @@ nv10_gr_load_context(struct nv10_gr_chan *chan, int chid)
 static int
 nv10_gr_unload_context(struct nv10_gr_chan *chan)
 {
-	struct nv10_gr *gr = nv10_gr(chan);
+	struct nv10_gr *gr = chan->gr;
 	struct nvkm_device *device = gr->base.engine.subdev.device;
 	int i;
 
@@ -1007,7 +937,7 @@ nv10_gr_context_switch(struct nv10_gr *gr)
 	struct nv10_gr_chan *next = NULL;
 	int chid;
 
-	nv04_gr_idle(gr);
+	nv04_gr_idle(&gr->base);
 
 	/* If previous context is valid, we need to save it */
 	prev = nv10_gr_channel(gr);
@@ -1021,6 +951,42 @@ nv10_gr_context_switch(struct nv10_gr *gr)
 		nv10_gr_load_context(next, chid);
 }
 
+static int
+nv10_gr_chan_fini(struct nvkm_object *object, bool suspend)
+{
+	struct nv10_gr_chan *chan = nv10_gr_chan(object);
+	struct nv10_gr *gr = chan->gr;
+	struct nvkm_device *device = gr->base.engine.subdev.device;
+	unsigned long flags;
+
+	spin_lock_irqsave(&gr->lock, flags);
+	nvkm_mask(device, NV04_PGRAPH_FIFO, 0x00000001, 0x00000000);
+	if (nv10_gr_channel(gr) == chan)
+		nv10_gr_unload_context(chan);
+	nvkm_mask(device, NV04_PGRAPH_FIFO, 0x00000001, 0x00000001);
+	spin_unlock_irqrestore(&gr->lock, flags);
+	return 0;
+}
+
+static void *
+nv10_gr_chan_dtor(struct nvkm_object *object)
+{
+	struct nv10_gr_chan *chan = nv10_gr_chan(object);
+	struct nv10_gr *gr = chan->gr;
+	unsigned long flags;
+
+	spin_lock_irqsave(&gr->lock, flags);
+	gr->chan[chan->chid] = NULL;
+	spin_unlock_irqrestore(&gr->lock, flags);
+	return chan;
+}
+
+static const struct nvkm_object_func
+nv10_gr_chan = {
+	.dtor = nv10_gr_chan_dtor,
+	.fini = nv10_gr_chan_fini,
+};
+
 #define NV_WRITE_CTX(reg, val) do { \
 	int offset = nv10_gr_ctx_regs_find_offset(gr, reg); \
 	if (offset > 0) \
@@ -1034,30 +1000,20 @@ nv10_gr_context_switch(struct nv10_gr *gr)
 	} while (0)
 
 static int
-nv10_gr_context_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-		     struct nvkm_oclass *oclass, void *data, u32 size,
-		     struct nvkm_object **pobject)
+nv10_gr_chan_new(struct nvkm_gr *base, struct nvkm_fifo_chan *fifoch,
+		 const struct nvkm_oclass *oclass, struct nvkm_object **pobject)
 {
-	struct nvkm_fifo_chan *fifo = (void *)parent;
-	struct nv10_gr *gr = (void *)engine;
+	struct nv10_gr *gr = nv10_gr(base);
 	struct nv10_gr_chan *chan;
 	struct nvkm_device *device = gr->base.engine.subdev.device;
 	unsigned long flags;
-	int ret;
-
-	ret = nvkm_object_create(parent, engine, oclass, 0, &chan);
-	*pobject = nv_object(chan);
-	if (ret)
-		return ret;
 
-	spin_lock_irqsave(&gr->lock, flags);
-	if (gr->chan[fifo->chid]) {
-		*pobject = nv_object(gr->chan[fifo->chid]);
-		atomic_inc(&(*pobject)->refcount);
-		spin_unlock_irqrestore(&gr->lock, flags);
-		nvkm_object_destroy(&chan->base);
-		return 1;
-	}
+	if (!(chan = kzalloc(sizeof(*chan), GFP_KERNEL)))
+		return -ENOMEM;
+	nvkm_object_ctor(&nv10_gr_chan, oclass, &chan->object);
+	chan->gr = gr;
+	chan->chid = fifoch->chid;
+	*pobject = &chan->object;
 
 	NV_WRITE_CTX(0x00400e88, 0x08000000);
 	NV_WRITE_CTX(0x00400e9c, 0x4b7fffff);
@@ -1066,11 +1022,10 @@ nv10_gr_context_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	NV_WRITE_CTX(0x00400e14, 0x00001000);
 	NV_WRITE_CTX(0x00400e30, 0x00080008);
 	NV_WRITE_CTX(0x00400e34, 0x00080008);
-	if (nv_device(gr)->card_type >= NV_11 &&
-	    nv_device(gr)->chipset >= 0x17) {
+	if (device->card_type >= NV_11 && device->chipset >= 0x17) {
 		/* is it really needed ??? */
 		NV17_WRITE_CTX(NV10_PGRAPH_DEBUG_4,
-					nvkm_rd32(device, NV10_PGRAPH_DEBUG_4));
+			       nvkm_rd32(device, NV10_PGRAPH_DEBUG_4));
 		NV17_WRITE_CTX(0x004006b0, nvkm_rd32(device, 0x004006b0));
 		NV17_WRITE_CTX(0x00400eac, 0x0fff0000);
 		NV17_WRITE_CTX(0x00400eb0, 0x0fff0000);
@@ -1081,55 +1036,12 @@ nv10_gr_context_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 
 	nv10_gr_create_pipe(chan);
 
-	gr->chan[fifo->chid] = chan;
-	chan->chid = fifo->chid;
-	spin_unlock_irqrestore(&gr->lock, flags);
-	return 0;
-}
-
-static void
-nv10_gr_context_dtor(struct nvkm_object *object)
-{
-	struct nv10_gr *gr = (void *)object->engine;
-	struct nv10_gr_chan *chan = (void *)object;
-	unsigned long flags;
-
 	spin_lock_irqsave(&gr->lock, flags);
-	gr->chan[chan->chid] = NULL;
+	gr->chan[chan->chid] = chan;
 	spin_unlock_irqrestore(&gr->lock, flags);
-
-	nvkm_object_destroy(&chan->base);
-}
-
-static int
-nv10_gr_context_fini(struct nvkm_object *object, bool suspend)
-{
-	struct nv10_gr *gr = (void *)object->engine;
-	struct nv10_gr_chan *chan = (void *)object;
-	struct nvkm_device *device = gr->base.engine.subdev.device;
-	unsigned long flags;
-
-	spin_lock_irqsave(&gr->lock, flags);
-	nvkm_mask(device, NV04_PGRAPH_FIFO, 0x00000001, 0x00000000);
-	if (nv10_gr_channel(gr) == chan)
-		nv10_gr_unload_context(chan);
-	nvkm_mask(device, NV04_PGRAPH_FIFO, 0x00000001, 0x00000001);
-	spin_unlock_irqrestore(&gr->lock, flags);
-
-	return _nvkm_object_fini(&chan->base, suspend);
+	return 0;
 }
 
-static struct nvkm_oclass
-nv10_gr_cclass = {
-	.handle = NV_ENGCTX(GR, 0x10),
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = nv10_gr_context_ctor,
-		.dtor = nv10_gr_context_dtor,
-		.init = _nvkm_object_init,
-		.fini = nv10_gr_context_fini,
-	},
-};
-
 /*******************************************************************************
  * PGRAPH engine/subdev functions
  ******************************************************************************/
@@ -1144,7 +1056,7 @@ nv10_gr_tile_prog(struct nvkm_engine *engine, int i)
 	unsigned long flags;
 
 	fifo->pause(fifo, &flags);
-	nv04_gr_idle(gr);
+	nv04_gr_idle(&gr->base);
 
 	nvkm_wr32(device, NV10_PGRAPH_TLIMIT(i), tile->limit);
 	nvkm_wr32(device, NV10_PGRAPH_TSIZE(i), tile->pitch);
@@ -1214,12 +1126,92 @@ nv10_gr_intr(struct nvkm_subdev *subdev)
 				   "nstatus %08x [%s] ch %d [%s] subc %d "
 				   "class %04x mthd %04x data %08x\n",
 			   show, msg, nsource, src, nstatus, sta, chid,
-			   nvkm_client_name(chan), subc, class, mthd, data);
+			   chan ? chan->object.client->name : "unknown",
+			   subc, class, mthd, data);
 	}
 
 	spin_unlock_irqrestore(&gr->lock, flags);
 }
 
+static const struct nvkm_gr_func
+nv10_gr = {
+	.chan_new = nv10_gr_chan_new,
+	.sclass = {
+		{ -1, -1, 0x0012, &nv04_gr_object }, /* beta1 */
+		{ -1, -1, 0x0019, &nv04_gr_object }, /* clip */
+		{ -1, -1, 0x0030, &nv04_gr_object }, /* null */
+		{ -1, -1, 0x0039, &nv04_gr_object }, /* m2mf */
+		{ -1, -1, 0x0043, &nv04_gr_object }, /* rop */
+		{ -1, -1, 0x0044, &nv04_gr_object }, /* pattern */
+		{ -1, -1, 0x004a, &nv04_gr_object }, /* gdi */
+		{ -1, -1, 0x0052, &nv04_gr_object }, /* swzsurf */
+		{ -1, -1, 0x005f, &nv04_gr_object }, /* blit */
+		{ -1, -1, 0x0062, &nv04_gr_object }, /* surf2d */
+		{ -1, -1, 0x0072, &nv04_gr_object }, /* beta4 */
+		{ -1, -1, 0x0089, &nv04_gr_object }, /* sifm */
+		{ -1, -1, 0x008a, &nv04_gr_object }, /* ifc */
+		{ -1, -1, 0x009f, &nv04_gr_object }, /* blit */
+		{ -1, -1, 0x0093, &nv04_gr_object }, /* surf3d */
+		{ -1, -1, 0x0094, &nv04_gr_object }, /* ttri */
+		{ -1, -1, 0x0095, &nv04_gr_object }, /* mtri */
+		{ -1, -1, 0x0056, &nv04_gr_object }, /* celcius */
+		{}
+	}
+};
+
+static const struct nvkm_gr_func
+nv15_gr = {
+	.chan_new = nv10_gr_chan_new,
+	.sclass = {
+		{ -1, -1, 0x0012, &nv04_gr_object }, /* beta1 */
+		{ -1, -1, 0x0019, &nv04_gr_object }, /* clip */
+		{ -1, -1, 0x0030, &nv04_gr_object }, /* null */
+		{ -1, -1, 0x0039, &nv04_gr_object }, /* m2mf */
+		{ -1, -1, 0x0043, &nv04_gr_object }, /* rop */
+		{ -1, -1, 0x0044, &nv04_gr_object }, /* pattern */
+		{ -1, -1, 0x004a, &nv04_gr_object }, /* gdi */
+		{ -1, -1, 0x0052, &nv04_gr_object }, /* swzsurf */
+		{ -1, -1, 0x005f, &nv04_gr_object }, /* blit */
+		{ -1, -1, 0x0062, &nv04_gr_object }, /* surf2d */
+		{ -1, -1, 0x0072, &nv04_gr_object }, /* beta4 */
+		{ -1, -1, 0x0089, &nv04_gr_object }, /* sifm */
+		{ -1, -1, 0x008a, &nv04_gr_object }, /* ifc */
+		{ -1, -1, 0x009f, &nv04_gr_object }, /* blit */
+		{ -1, -1, 0x0093, &nv04_gr_object }, /* surf3d */
+		{ -1, -1, 0x0094, &nv04_gr_object }, /* ttri */
+		{ -1, -1, 0x0095, &nv04_gr_object }, /* mtri */
+		{ -1, -1, 0x0096, &nv04_gr_object }, /* celcius */
+		{}
+	}
+};
+
+
+static const struct nvkm_gr_func
+nv17_gr = {
+	.chan_new = nv10_gr_chan_new,
+	.sclass = {
+		{ -1, -1, 0x0012, &nv04_gr_object }, /* beta1 */
+		{ -1, -1, 0x0019, &nv04_gr_object }, /* clip */
+		{ -1, -1, 0x0030, &nv04_gr_object }, /* null */
+		{ -1, -1, 0x0039, &nv04_gr_object }, /* m2mf */
+		{ -1, -1, 0x0043, &nv04_gr_object }, /* rop */
+		{ -1, -1, 0x0044, &nv04_gr_object }, /* pattern */
+		{ -1, -1, 0x004a, &nv04_gr_object }, /* gdi */
+		{ -1, -1, 0x0052, &nv04_gr_object }, /* swzsurf */
+		{ -1, -1, 0x005f, &nv04_gr_object }, /* blit */
+		{ -1, -1, 0x0062, &nv04_gr_object }, /* surf2d */
+		{ -1, -1, 0x0072, &nv04_gr_object }, /* beta4 */
+		{ -1, -1, 0x0089, &nv04_gr_object }, /* sifm */
+		{ -1, -1, 0x008a, &nv04_gr_object }, /* ifc */
+		{ -1, -1, 0x009f, &nv04_gr_object }, /* blit */
+		{ -1, -1, 0x0093, &nv04_gr_object }, /* surf3d */
+		{ -1, -1, 0x0094, &nv04_gr_object }, /* ttri */
+		{ -1, -1, 0x0095, &nv04_gr_object }, /* mtri */
+		{ -1, -1, 0x0099, &nv04_gr_object },
+		{}
+	}
+};
+
 static int
 nv10_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	     struct nvkm_oclass *oclass, void *data, u32 size,
@@ -1235,16 +1227,15 @@ nv10_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 
 	nv_subdev(gr)->unit = 0x00001000;
 	nv_subdev(gr)->intr = nv10_gr_intr;
-	nv_engine(gr)->cclass = &nv10_gr_cclass;
 
 	if (nv_device(gr)->chipset <= 0x10)
-		nv_engine(gr)->sclass = nv10_gr_sclass;
+		gr->base.func = &nv10_gr;
 	else
 	if (nv_device(gr)->chipset <  0x17 ||
 	    nv_device(gr)->card_type < NV_11)
-		nv_engine(gr)->sclass = nv15_gr_sclass;
+		gr->base.func = &nv15_gr;
 	else
-		nv_engine(gr)->sclass = nv17_gr_sclass;
+		gr->base.func = &nv17_gr;
 
 	nv_engine(gr)->tile_prog = nv10_gr_tile_prog;
 	spin_lock_init(&gr->lock);
diff --git a/drm/nouveau/nvkm/engine/gr/nv20.c b/drm/nouveau/nvkm/engine/gr/nv20.c
index 29feab39..554f2e3f 100644
--- a/drm/nouveau/nvkm/engine/gr/nv20.c
+++ b/drm/nouveau/nvkm/engine/gr/nv20.c
@@ -8,130 +8,36 @@
 #include <subdev/timer.h>
 
 /*******************************************************************************
- * Graphics object classes
- ******************************************************************************/
-
-static struct nvkm_oclass
-nv20_gr_sclass[] = {
-	{ 0x0012, &nv04_gr_ofuncs, NULL }, /* beta1 */
-	{ 0x0019, &nv04_gr_ofuncs, NULL }, /* clip */
-	{ 0x0030, &nv04_gr_ofuncs, NULL }, /* null */
-	{ 0x0039, &nv04_gr_ofuncs, NULL }, /* m2mf */
-	{ 0x0043, &nv04_gr_ofuncs, NULL }, /* rop */
-	{ 0x0044, &nv04_gr_ofuncs, NULL }, /* patt */
-	{ 0x004a, &nv04_gr_ofuncs, NULL }, /* gdi */
-	{ 0x0062, &nv04_gr_ofuncs, NULL }, /* surf2d */
-	{ 0x0072, &nv04_gr_ofuncs, NULL }, /* beta4 */
-	{ 0x0089, &nv04_gr_ofuncs, NULL }, /* sifm */
-	{ 0x008a, &nv04_gr_ofuncs, NULL }, /* ifc */
-	{ 0x0096, &nv04_gr_ofuncs, NULL }, /* celcius */
-	{ 0x0097, &nv04_gr_ofuncs, NULL }, /* kelvin */
-	{ 0x009e, &nv04_gr_ofuncs, NULL }, /* swzsurf */
-	{ 0x009f, &nv04_gr_ofuncs, NULL }, /* imageblit */
-	{},
-};
-
-/*******************************************************************************
  * PGRAPH context
  ******************************************************************************/
 
-static int
-nv20_gr_context_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-		     struct nvkm_oclass *oclass, void *data, u32 size,
-		     struct nvkm_object **pobject)
-{
-	struct nv20_gr_chan *chan;
-	struct nvkm_gpuobj *image;
-	int ret, i;
-
-	ret = nvkm_gr_context_create(parent, engine, oclass, NULL, 0x37f0,
-				     16, NVOBJ_FLAG_ZERO_ALLOC, &chan);
-	*pobject = nv_object(chan);
-	if (ret)
-		return ret;
-
-	chan->chid = nvkm_fifo_chan(parent)->chid;
-	image = &chan->base.base.gpuobj;
-
-	nvkm_kmap(image);
-	nvkm_wo32(image, 0x0000, 0x00000001 | (chan->chid << 24));
-	nvkm_wo32(image, 0x033c, 0xffff0000);
-	nvkm_wo32(image, 0x03a0, 0x0fff0000);
-	nvkm_wo32(image, 0x03a4, 0x0fff0000);
-	nvkm_wo32(image, 0x047c, 0x00000101);
-	nvkm_wo32(image, 0x0490, 0x00000111);
-	nvkm_wo32(image, 0x04a8, 0x44400000);
-	for (i = 0x04d4; i <= 0x04e0; i += 4)
-		nvkm_wo32(image, i, 0x00030303);
-	for (i = 0x04f4; i <= 0x0500; i += 4)
-		nvkm_wo32(image, i, 0x00080000);
-	for (i = 0x050c; i <= 0x0518; i += 4)
-		nvkm_wo32(image, i, 0x01012000);
-	for (i = 0x051c; i <= 0x0528; i += 4)
-		nvkm_wo32(image, i, 0x000105b8);
-	for (i = 0x052c; i <= 0x0538; i += 4)
-		nvkm_wo32(image, i, 0x00080008);
-	for (i = 0x055c; i <= 0x0598; i += 4)
-		nvkm_wo32(image, i, 0x07ff0000);
-	nvkm_wo32(image, 0x05a4, 0x4b7fffff);
-	nvkm_wo32(image, 0x05fc, 0x00000001);
-	nvkm_wo32(image, 0x0604, 0x00004000);
-	nvkm_wo32(image, 0x0610, 0x00000001);
-	nvkm_wo32(image, 0x0618, 0x00040000);
-	nvkm_wo32(image, 0x061c, 0x00010000);
-	for (i = 0x1c1c; i <= 0x248c; i += 16) {
-		nvkm_wo32(image, (i + 0), 0x10700ff9);
-		nvkm_wo32(image, (i + 4), 0x0436086c);
-		nvkm_wo32(image, (i + 8), 0x000c001b);
-	}
-	nvkm_wo32(image, 0x281c, 0x3f800000);
-	nvkm_wo32(image, 0x2830, 0x3f800000);
-	nvkm_wo32(image, 0x285c, 0x40000000);
-	nvkm_wo32(image, 0x2860, 0x3f800000);
-	nvkm_wo32(image, 0x2864, 0x3f000000);
-	nvkm_wo32(image, 0x286c, 0x40000000);
-	nvkm_wo32(image, 0x2870, 0x3f800000);
-	nvkm_wo32(image, 0x2878, 0xbf800000);
-	nvkm_wo32(image, 0x2880, 0xbf800000);
-	nvkm_wo32(image, 0x34a4, 0x000fe000);
-	nvkm_wo32(image, 0x3530, 0x000003f8);
-	nvkm_wo32(image, 0x3540, 0x002fe000);
-	for (i = 0x355c; i <= 0x3578; i += 4)
-		nvkm_wo32(image, i, 0x001c527c);
-	nvkm_done(image);
-	return 0;
-}
-
 int
-nv20_gr_context_init(struct nvkm_object *object)
+nv20_gr_chan_init(struct nvkm_object *object)
 {
-	struct nv20_gr *gr = (void *)object->engine;
-	struct nv20_gr_chan *chan = (void *)object;
-	int ret;
-
-	ret = nvkm_gr_context_init(&chan->base);
-	if (ret)
-		return ret;
+	struct nv20_gr_chan *chan = nv20_gr_chan(object);
+	struct nv20_gr *gr = chan->gr;
+	u32 inst = nvkm_memory_addr(chan->inst);
 
 	nvkm_kmap(gr->ctxtab);
-	nvkm_wo32(gr->ctxtab, chan->chid * 4, nv_gpuobj(chan)->addr >> 4);
+	nvkm_wo32(gr->ctxtab, chan->chid * 4, inst >> 4);
 	nvkm_done(gr->ctxtab);
 	return 0;
 }
 
 int
-nv20_gr_context_fini(struct nvkm_object *object, bool suspend)
+nv20_gr_chan_fini(struct nvkm_object *object, bool suspend)
 {
-	struct nv20_gr *gr = (void *)object->engine;
-	struct nv20_gr_chan *chan = (void *)object;
+	struct nv20_gr_chan *chan = nv20_gr_chan(object);
+	struct nv20_gr *gr = chan->gr;
 	struct nvkm_device *device = gr->base.engine.subdev.device;
+	u32 inst = nvkm_memory_addr(chan->inst);
 	int chid = -1;
 
 	nvkm_mask(device, 0x400720, 0x00000001, 0x00000000);
 	if (nvkm_rd32(device, 0x400144) & 0x00010000)
 		chid = (nvkm_rd32(device, 0x400148) & 0x1f000000) >> 24;
 	if (chan->chid == chid) {
-		nvkm_wr32(device, 0x400784, nv_gpuobj(chan)->addr >> 4);
+		nvkm_wr32(device, 0x400784, inst >> 4);
 		nvkm_wr32(device, 0x400788, 0x00000002);
 		nvkm_msec(device, 2000,
 			if (!nvkm_rd32(device, 0x400700))
@@ -145,23 +51,94 @@ nv20_gr_context_fini(struct nvkm_object *object, bool suspend)
 	nvkm_kmap(gr->ctxtab);
 	nvkm_wo32(gr->ctxtab, chan->chid * 4, 0x00000000);
 	nvkm_done(gr->ctxtab);
+	return 0;
+}
 
-	return nvkm_gr_context_fini(&chan->base, suspend);
+void *
+nv20_gr_chan_dtor(struct nvkm_object *object)
+{
+	struct nv20_gr_chan *chan = nv20_gr_chan(object);
+	nvkm_memory_del(&chan->inst);
+	return chan;
 }
 
-static struct nvkm_oclass
-nv20_gr_cclass = {
-	.handle = NV_ENGCTX(GR, 0x20),
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = nv20_gr_context_ctor,
-		.dtor = _nvkm_gr_context_dtor,
-		.init = nv20_gr_context_init,
-		.fini = nv20_gr_context_fini,
-		.rd32 = _nvkm_gr_context_rd32,
-		.wr32 = _nvkm_gr_context_wr32,
-	},
+static const struct nvkm_object_func
+nv20_gr_chan = {
+	.dtor = nv20_gr_chan_dtor,
+	.init = nv20_gr_chan_init,
+	.fini = nv20_gr_chan_fini,
 };
 
+static int
+nv20_gr_chan_new(struct nvkm_gr *base, struct nvkm_fifo_chan *fifoch,
+		 const struct nvkm_oclass *oclass, struct nvkm_object **pobject)
+{
+	struct nv20_gr *gr = nv20_gr(base);
+	struct nv20_gr_chan *chan;
+	int ret, i;
+
+	if (!(chan = kzalloc(sizeof(*chan), GFP_KERNEL)))
+		return -ENOMEM;
+	nvkm_object_ctor(&nv20_gr_chan, oclass, &chan->object);
+	chan->gr = gr;
+	chan->chid = fifoch->chid;
+	*pobject = &chan->object;
+
+	ret = nvkm_memory_new(gr->base.engine.subdev.device,
+			      NVKM_MEM_TARGET_INST, 0x37f0, 16, true,
+			      &chan->inst);
+	if (ret)
+		return ret;
+
+	nvkm_kmap(chan->inst);
+	nvkm_wo32(chan->inst, 0x0000, 0x00000001 | (chan->chid << 24));
+	nvkm_wo32(chan->inst, 0x033c, 0xffff0000);
+	nvkm_wo32(chan->inst, 0x03a0, 0x0fff0000);
+	nvkm_wo32(chan->inst, 0x03a4, 0x0fff0000);
+	nvkm_wo32(chan->inst, 0x047c, 0x00000101);
+	nvkm_wo32(chan->inst, 0x0490, 0x00000111);
+	nvkm_wo32(chan->inst, 0x04a8, 0x44400000);
+	for (i = 0x04d4; i <= 0x04e0; i += 4)
+		nvkm_wo32(chan->inst, i, 0x00030303);
+	for (i = 0x04f4; i <= 0x0500; i += 4)
+		nvkm_wo32(chan->inst, i, 0x00080000);
+	for (i = 0x050c; i <= 0x0518; i += 4)
+		nvkm_wo32(chan->inst, i, 0x01012000);
+	for (i = 0x051c; i <= 0x0528; i += 4)
+		nvkm_wo32(chan->inst, i, 0x000105b8);
+	for (i = 0x052c; i <= 0x0538; i += 4)
+		nvkm_wo32(chan->inst, i, 0x00080008);
+	for (i = 0x055c; i <= 0x0598; i += 4)
+		nvkm_wo32(chan->inst, i, 0x07ff0000);
+	nvkm_wo32(chan->inst, 0x05a4, 0x4b7fffff);
+	nvkm_wo32(chan->inst, 0x05fc, 0x00000001);
+	nvkm_wo32(chan->inst, 0x0604, 0x00004000);
+	nvkm_wo32(chan->inst, 0x0610, 0x00000001);
+	nvkm_wo32(chan->inst, 0x0618, 0x00040000);
+	nvkm_wo32(chan->inst, 0x061c, 0x00010000);
+	for (i = 0x1c1c; i <= 0x248c; i += 16) {
+		nvkm_wo32(chan->inst, (i + 0), 0x10700ff9);
+		nvkm_wo32(chan->inst, (i + 4), 0x0436086c);
+		nvkm_wo32(chan->inst, (i + 8), 0x000c001b);
+	}
+	nvkm_wo32(chan->inst, 0x281c, 0x3f800000);
+	nvkm_wo32(chan->inst, 0x2830, 0x3f800000);
+	nvkm_wo32(chan->inst, 0x285c, 0x40000000);
+	nvkm_wo32(chan->inst, 0x2860, 0x3f800000);
+	nvkm_wo32(chan->inst, 0x2864, 0x3f000000);
+	nvkm_wo32(chan->inst, 0x286c, 0x40000000);
+	nvkm_wo32(chan->inst, 0x2870, 0x3f800000);
+	nvkm_wo32(chan->inst, 0x2878, 0xbf800000);
+	nvkm_wo32(chan->inst, 0x2880, 0xbf800000);
+	nvkm_wo32(chan->inst, 0x34a4, 0x000fe000);
+	nvkm_wo32(chan->inst, 0x3530, 0x000003f8);
+	nvkm_wo32(chan->inst, 0x3540, 0x002fe000);
+	for (i = 0x355c; i <= 0x3578; i += 4)
+		nvkm_wo32(chan->inst, i, 0x001c527c);
+	nvkm_done(chan->inst);
+	return 0;
+}
+
 /*******************************************************************************
  * PGRAPH engine/subdev functions
  ******************************************************************************/
@@ -176,7 +153,7 @@ nv20_gr_tile_prog(struct nvkm_engine *engine, int i)
 	unsigned long flags;
 
 	fifo->pause(fifo, &flags);
-	nv04_gr_idle(gr);
+	nv04_gr_idle(&gr->base);
 
 	nvkm_wr32(device, NV20_PGRAPH_TLIMIT(i), tile->limit);
 	nvkm_wr32(device, NV20_PGRAPH_TSIZE(i), tile->pitch);
@@ -237,6 +214,29 @@ nv20_gr_intr(struct nvkm_subdev *subdev)
 	nvkm_fifo_chan_put(device->fifo, flags, &chan);
 }
 
+static const struct nvkm_gr_func
+nv20_gr = {
+	.chan_new = nv20_gr_chan_new,
+	.sclass = {
+		{ -1, -1, 0x0012, &nv04_gr_object }, /* beta1 */
+		{ -1, -1, 0x0019, &nv04_gr_object }, /* clip */
+		{ -1, -1, 0x0030, &nv04_gr_object }, /* null */
+		{ -1, -1, 0x0039, &nv04_gr_object }, /* m2mf */
+		{ -1, -1, 0x0043, &nv04_gr_object }, /* rop */
+		{ -1, -1, 0x0044, &nv04_gr_object }, /* patt */
+		{ -1, -1, 0x004a, &nv04_gr_object }, /* gdi */
+		{ -1, -1, 0x0062, &nv04_gr_object }, /* surf2d */
+		{ -1, -1, 0x0072, &nv04_gr_object }, /* beta4 */
+		{ -1, -1, 0x0089, &nv04_gr_object }, /* sifm */
+		{ -1, -1, 0x008a, &nv04_gr_object }, /* ifc */
+		{ -1, -1, 0x0096, &nv04_gr_object }, /* celcius */
+		{ -1, -1, 0x0097, &nv04_gr_object }, /* kelvin */
+		{ -1, -1, 0x009e, &nv04_gr_object }, /* swzsurf */
+		{ -1, -1, 0x009f, &nv04_gr_object }, /* imageblit */
+		{}
+	}
+};
+
 static int
 nv20_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	     struct nvkm_oclass *oclass, void *data, u32 size,
@@ -251,6 +251,8 @@ nv20_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	if (ret)
 		return ret;
 
+	gr->base.func = &nv20_gr;
+
 	ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, 32 * 4, 16, true,
 			      &gr->ctxtab);
 	if (ret)
@@ -258,8 +260,6 @@ nv20_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 
 	nv_subdev(gr)->unit = 0x00001000;
 	nv_subdev(gr)->intr = nv20_gr_intr;
-	nv_engine(gr)->cclass = &nv20_gr_cclass;
-	nv_engine(gr)->sclass = nv20_gr_sclass;
 	nv_engine(gr)->tile_prog = nv20_gr_tile_prog;
 	return 0;
 }
diff --git a/drm/nouveau/nvkm/engine/gr/nv20.h b/drm/nouveau/nvkm/engine/gr/nv20.h
index bffbba07..1ae4f2ac 100644
--- a/drm/nouveau/nvkm/engine/gr/nv20.h
+++ b/drm/nouveau/nvkm/engine/gr/nv20.h
@@ -1,20 +1,25 @@
 #ifndef __NV20_GR_H__
 #define __NV20_GR_H__
-#include <engine/gr.h>
+#define nv20_gr(p) container_of((p), struct nv20_gr, base)
+#include "priv.h"
 
 struct nv20_gr {
 	struct nvkm_gr base;
 	struct nvkm_memory *ctxtab;
 };
 
+#define nv20_gr_chan(p) container_of((p), struct nv20_gr_chan, object)
+
 struct nv20_gr_chan {
-	struct nvkm_gr_chan base;
+	struct nvkm_object object;
+	struct nv20_gr *gr;
 	int chid;
+	struct nvkm_memory *inst;
 };
 
-extern struct nvkm_oclass nv25_gr_sclass[];
-int  nv20_gr_context_init(struct nvkm_object *);
-int  nv20_gr_context_fini(struct nvkm_object *, bool);
+void *nv20_gr_chan_dtor(struct nvkm_object *);
+int  nv20_gr_chan_init(struct nvkm_object *);
+int  nv20_gr_chan_fini(struct nvkm_object *, bool);
 
 void nv20_gr_tile_prog(struct nvkm_engine *, int);
 void nv20_gr_intr(struct nvkm_subdev *);
diff --git a/drm/nouveau/nvkm/engine/gr/nv25.c b/drm/nouveau/nvkm/engine/gr/nv25.c
index 9cb5a90d..7fb53d53 100644
--- a/drm/nouveau/nvkm/engine/gr/nv25.c
+++ b/drm/nouveau/nvkm/engine/gr/nv25.c
@@ -5,126 +5,122 @@
 #include <engine/fifo/chan.h>
 
 /*******************************************************************************
- * Graphics object classes
+ * PGRAPH context
  ******************************************************************************/
 
-struct nvkm_oclass
-nv25_gr_sclass[] = {
-	{ 0x0012, &nv04_gr_ofuncs, NULL }, /* beta1 */
-	{ 0x0019, &nv04_gr_ofuncs, NULL }, /* clip */
-	{ 0x0030, &nv04_gr_ofuncs, NULL }, /* null */
-	{ 0x0039, &nv04_gr_ofuncs, NULL }, /* m2mf */
-	{ 0x0043, &nv04_gr_ofuncs, NULL }, /* rop */
-	{ 0x0044, &nv04_gr_ofuncs, NULL }, /* patt */
-	{ 0x004a, &nv04_gr_ofuncs, NULL }, /* gdi */
-	{ 0x0062, &nv04_gr_ofuncs, NULL }, /* surf2d */
-	{ 0x0072, &nv04_gr_ofuncs, NULL }, /* beta4 */
-	{ 0x0089, &nv04_gr_ofuncs, NULL }, /* sifm */
-	{ 0x008a, &nv04_gr_ofuncs, NULL }, /* ifc */
-	{ 0x0096, &nv04_gr_ofuncs, NULL }, /* celcius */
-	{ 0x009e, &nv04_gr_ofuncs, NULL }, /* swzsurf */
-	{ 0x009f, &nv04_gr_ofuncs, NULL }, /* imageblit */
-	{ 0x0597, &nv04_gr_ofuncs, NULL }, /* kelvin */
-	{},
+static const struct nvkm_object_func
+nv25_gr_chan = {
+	.dtor = nv20_gr_chan_dtor,
+	.init = nv20_gr_chan_init,
+	.fini = nv20_gr_chan_fini,
 };
 
-/*******************************************************************************
- * PGRAPH context
- ******************************************************************************/
-
 static int
-nv25_gr_context_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-		     struct nvkm_oclass *oclass, void *data, u32 size,
-		     struct nvkm_object **pobject)
+nv25_gr_chan_new(struct nvkm_gr *base, struct nvkm_fifo_chan *fifoch,
+		 const struct nvkm_oclass *oclass, struct nvkm_object **pobject)
 {
+	struct nv20_gr *gr = nv20_gr(base);
 	struct nv20_gr_chan *chan;
-	struct nvkm_gpuobj *image;
 	int ret, i;
 
-	ret = nvkm_gr_context_create(parent, engine, oclass, NULL, 0x3724,
-				     16, NVOBJ_FLAG_ZERO_ALLOC, &chan);
-	*pobject = nv_object(chan);
+	if (!(chan = kzalloc(sizeof(*chan), GFP_KERNEL)))
+		return -ENOMEM;
+	nvkm_object_ctor(&nv25_gr_chan, oclass, &chan->object);
+	chan->gr = gr;
+	chan->chid = fifoch->chid;
+	*pobject = &chan->object;
+
+	ret = nvkm_memory_new(gr->base.engine.subdev.device,
+			      NVKM_MEM_TARGET_INST, 0x3724, 16, true,
+			      &chan->inst);
 	if (ret)
 		return ret;
 
-	chan->chid = nvkm_fifo_chan(parent)->chid;
-	image = &chan->base.base.gpuobj;
-
-	nvkm_kmap(image);
-	nvkm_wo32(image, 0x0028, 0x00000001 | (chan->chid << 24));
-	nvkm_wo32(image, 0x035c, 0xffff0000);
-	nvkm_wo32(image, 0x03c0, 0x0fff0000);
-	nvkm_wo32(image, 0x03c4, 0x0fff0000);
-	nvkm_wo32(image, 0x049c, 0x00000101);
-	nvkm_wo32(image, 0x04b0, 0x00000111);
-	nvkm_wo32(image, 0x04c8, 0x00000080);
-	nvkm_wo32(image, 0x04cc, 0xffff0000);
-	nvkm_wo32(image, 0x04d0, 0x00000001);
-	nvkm_wo32(image, 0x04e4, 0x44400000);
-	nvkm_wo32(image, 0x04fc, 0x4b800000);
+	nvkm_kmap(chan->inst);
+	nvkm_wo32(chan->inst, 0x0028, 0x00000001 | (chan->chid << 24));
+	nvkm_wo32(chan->inst, 0x035c, 0xffff0000);
+	nvkm_wo32(chan->inst, 0x03c0, 0x0fff0000);
+	nvkm_wo32(chan->inst, 0x03c4, 0x0fff0000);
+	nvkm_wo32(chan->inst, 0x049c, 0x00000101);
+	nvkm_wo32(chan->inst, 0x04b0, 0x00000111);
+	nvkm_wo32(chan->inst, 0x04c8, 0x00000080);
+	nvkm_wo32(chan->inst, 0x04cc, 0xffff0000);
+	nvkm_wo32(chan->inst, 0x04d0, 0x00000001);
+	nvkm_wo32(chan->inst, 0x04e4, 0x44400000);
+	nvkm_wo32(chan->inst, 0x04fc, 0x4b800000);
 	for (i = 0x0510; i <= 0x051c; i += 4)
-		nvkm_wo32(image, i, 0x00030303);
+		nvkm_wo32(chan->inst, i, 0x00030303);
 	for (i = 0x0530; i <= 0x053c; i += 4)
-		nvkm_wo32(image, i, 0x00080000);
+		nvkm_wo32(chan->inst, i, 0x00080000);
 	for (i = 0x0548; i <= 0x0554; i += 4)
-		nvkm_wo32(image, i, 0x01012000);
+		nvkm_wo32(chan->inst, i, 0x01012000);
 	for (i = 0x0558; i <= 0x0564; i += 4)
-		nvkm_wo32(image, i, 0x000105b8);
+		nvkm_wo32(chan->inst, i, 0x000105b8);
 	for (i = 0x0568; i <= 0x0574; i += 4)
-		nvkm_wo32(image, i, 0x00080008);
+		nvkm_wo32(chan->inst, i, 0x00080008);
 	for (i = 0x0598; i <= 0x05d4; i += 4)
-		nvkm_wo32(image, i, 0x07ff0000);
-	nvkm_wo32(image, 0x05e0, 0x4b7fffff);
-	nvkm_wo32(image, 0x0620, 0x00000080);
-	nvkm_wo32(image, 0x0624, 0x30201000);
-	nvkm_wo32(image, 0x0628, 0x70605040);
-	nvkm_wo32(image, 0x062c, 0xb0a09080);
-	nvkm_wo32(image, 0x0630, 0xf0e0d0c0);
-	nvkm_wo32(image, 0x0664, 0x00000001);
-	nvkm_wo32(image, 0x066c, 0x00004000);
-	nvkm_wo32(image, 0x0678, 0x00000001);
-	nvkm_wo32(image, 0x0680, 0x00040000);
-	nvkm_wo32(image, 0x0684, 0x00010000);
+		nvkm_wo32(chan->inst, i, 0x07ff0000);
+	nvkm_wo32(chan->inst, 0x05e0, 0x4b7fffff);
+	nvkm_wo32(chan->inst, 0x0620, 0x00000080);
+	nvkm_wo32(chan->inst, 0x0624, 0x30201000);
+	nvkm_wo32(chan->inst, 0x0628, 0x70605040);
+	nvkm_wo32(chan->inst, 0x062c, 0xb0a09080);
+	nvkm_wo32(chan->inst, 0x0630, 0xf0e0d0c0);
+	nvkm_wo32(chan->inst, 0x0664, 0x00000001);
+	nvkm_wo32(chan->inst, 0x066c, 0x00004000);
+	nvkm_wo32(chan->inst, 0x0678, 0x00000001);
+	nvkm_wo32(chan->inst, 0x0680, 0x00040000);
+	nvkm_wo32(chan->inst, 0x0684, 0x00010000);
 	for (i = 0x1b04; i <= 0x2374; i += 16) {
-		nvkm_wo32(image, (i + 0), 0x10700ff9);
-		nvkm_wo32(image, (i + 4), 0x0436086c);
-		nvkm_wo32(image, (i + 8), 0x000c001b);
+		nvkm_wo32(chan->inst, (i + 0), 0x10700ff9);
+		nvkm_wo32(chan->inst, (i + 4), 0x0436086c);
+		nvkm_wo32(chan->inst, (i + 8), 0x000c001b);
 	}
-	nvkm_wo32(image, 0x2704, 0x3f800000);
-	nvkm_wo32(image, 0x2718, 0x3f800000);
-	nvkm_wo32(image, 0x2744, 0x40000000);
-	nvkm_wo32(image, 0x2748, 0x3f800000);
-	nvkm_wo32(image, 0x274c, 0x3f000000);
-	nvkm_wo32(image, 0x2754, 0x40000000);
-	nvkm_wo32(image, 0x2758, 0x3f800000);
-	nvkm_wo32(image, 0x2760, 0xbf800000);
-	nvkm_wo32(image, 0x2768, 0xbf800000);
-	nvkm_wo32(image, 0x308c, 0x000fe000);
-	nvkm_wo32(image, 0x3108, 0x000003f8);
-	nvkm_wo32(image, 0x3468, 0x002fe000);
+	nvkm_wo32(chan->inst, 0x2704, 0x3f800000);
+	nvkm_wo32(chan->inst, 0x2718, 0x3f800000);
+	nvkm_wo32(chan->inst, 0x2744, 0x40000000);
+	nvkm_wo32(chan->inst, 0x2748, 0x3f800000);
+	nvkm_wo32(chan->inst, 0x274c, 0x3f000000);
+	nvkm_wo32(chan->inst, 0x2754, 0x40000000);
+	nvkm_wo32(chan->inst, 0x2758, 0x3f800000);
+	nvkm_wo32(chan->inst, 0x2760, 0xbf800000);
+	nvkm_wo32(chan->inst, 0x2768, 0xbf800000);
+	nvkm_wo32(chan->inst, 0x308c, 0x000fe000);
+	nvkm_wo32(chan->inst, 0x3108, 0x000003f8);
+	nvkm_wo32(chan->inst, 0x3468, 0x002fe000);
 	for (i = 0x3484; i <= 0x34a0; i += 4)
-		nvkm_wo32(image, i, 0x001c527c);
-	nvkm_done(image);
+		nvkm_wo32(chan->inst, i, 0x001c527c);
+	nvkm_done(chan->inst);
 	return 0;
 }
 
-static struct nvkm_oclass
-nv25_gr_cclass = {
-	.handle = NV_ENGCTX(GR, 0x25),
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = nv25_gr_context_ctor,
-		.dtor = _nvkm_gr_context_dtor,
-		.init = nv20_gr_context_init,
-		.fini = nv20_gr_context_fini,
-		.rd32 = _nvkm_gr_context_rd32,
-		.wr32 = _nvkm_gr_context_wr32,
-	},
-};
-
 /*******************************************************************************
  * PGRAPH engine/subdev functions
  ******************************************************************************/
 
+static const struct nvkm_gr_func
+nv25_gr = {
+	.chan_new = nv25_gr_chan_new,
+	.sclass = {
+		{ -1, -1, 0x0012, &nv04_gr_object }, /* beta1 */
+		{ -1, -1, 0x0019, &nv04_gr_object }, /* clip */
+		{ -1, -1, 0x0030, &nv04_gr_object }, /* null */
+		{ -1, -1, 0x0039, &nv04_gr_object }, /* m2mf */
+		{ -1, -1, 0x0043, &nv04_gr_object }, /* rop */
+		{ -1, -1, 0x0044, &nv04_gr_object }, /* patt */
+		{ -1, -1, 0x004a, &nv04_gr_object }, /* gdi */
+		{ -1, -1, 0x0062, &nv04_gr_object }, /* surf2d */
+		{ -1, -1, 0x0072, &nv04_gr_object }, /* beta4 */
+		{ -1, -1, 0x0089, &nv04_gr_object }, /* sifm */
+		{ -1, -1, 0x008a, &nv04_gr_object }, /* ifc */
+		{ -1, -1, 0x0096, &nv04_gr_object }, /* celcius */
+		{ -1, -1, 0x009e, &nv04_gr_object }, /* swzsurf */
+		{ -1, -1, 0x009f, &nv04_gr_object }, /* imageblit */
+		{ -1, -1, 0x0597, &nv04_gr_object }, /* kelvin */
+		{}
+	}
+};
+
 static int
 nv25_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	     struct nvkm_oclass *oclass, void *data, u32 size,
@@ -139,6 +135,8 @@ nv25_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	if (ret)
 		return ret;
 
+	gr->base.func = &nv25_gr;
+
 	ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, 32 * 4, 16, true,
 			      &gr->ctxtab);
 	if (ret)
@@ -146,8 +144,6 @@ nv25_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 
 	nv_subdev(gr)->unit = 0x00001000;
 	nv_subdev(gr)->intr = nv20_gr_intr;
-	nv_engine(gr)->cclass = &nv25_gr_cclass;
-	nv_engine(gr)->sclass = nv25_gr_sclass;
 	nv_engine(gr)->tile_prog = nv20_gr_tile_prog;
 	return 0;
 }
diff --git a/drm/nouveau/nvkm/engine/gr/nv2a.c b/drm/nouveau/nvkm/engine/gr/nv2a.c
index c5d8cd6d..2fabdc58 100644
--- a/drm/nouveau/nvkm/engine/gr/nv2a.c
+++ b/drm/nouveau/nvkm/engine/gr/nv2a.c
@@ -8,90 +8,110 @@
  * PGRAPH context
  ******************************************************************************/
 
+static const struct nvkm_object_func
+nv2a_gr_chan = {
+	.dtor = nv20_gr_chan_dtor,
+	.init = nv20_gr_chan_init,
+	.fini = nv20_gr_chan_fini,
+};
+
 static int
-nv2a_gr_context_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-		     struct nvkm_oclass *oclass, void *data, u32 size,
-		     struct nvkm_object **pobject)
+nv2a_gr_chan_new(struct nvkm_gr *base, struct nvkm_fifo_chan *fifoch,
+		 const struct nvkm_oclass *oclass, struct nvkm_object **pobject)
 {
+	struct nv20_gr *gr = nv20_gr(base);
 	struct nv20_gr_chan *chan;
-	struct nvkm_gpuobj *image;
 	int ret, i;
 
-	ret = nvkm_gr_context_create(parent, engine, oclass, NULL, 0x36b0,
-				     16, NVOBJ_FLAG_ZERO_ALLOC, &chan);
-	*pobject = nv_object(chan);
+	if (!(chan = kzalloc(sizeof(*chan), GFP_KERNEL)))
+		return -ENOMEM;
+	nvkm_object_ctor(&nv2a_gr_chan, oclass, &chan->object);
+	chan->gr = gr;
+	chan->chid = fifoch->chid;
+	*pobject = &chan->object;
+
+	ret = nvkm_memory_new(gr->base.engine.subdev.device,
+			      NVKM_MEM_TARGET_INST, 0x36b0, 16, true,
+			      &chan->inst);
 	if (ret)
 		return ret;
 
-	chan->chid = nvkm_fifo_chan(parent)->chid;
-	image = &chan->base.base.gpuobj;
-
-	nvkm_kmap(image);
-	nvkm_wo32(image, 0x0000, 0x00000001 | (chan->chid << 24));
-	nvkm_wo32(image, 0x033c, 0xffff0000);
-	nvkm_wo32(image, 0x03a0, 0x0fff0000);
-	nvkm_wo32(image, 0x03a4, 0x0fff0000);
-	nvkm_wo32(image, 0x047c, 0x00000101);
-	nvkm_wo32(image, 0x0490, 0x00000111);
-	nvkm_wo32(image, 0x04a8, 0x44400000);
+	nvkm_kmap(chan->inst);
+	nvkm_wo32(chan->inst, 0x0000, 0x00000001 | (chan->chid << 24));
+	nvkm_wo32(chan->inst, 0x033c, 0xffff0000);
+	nvkm_wo32(chan->inst, 0x03a0, 0x0fff0000);
+	nvkm_wo32(chan->inst, 0x03a4, 0x0fff0000);
+	nvkm_wo32(chan->inst, 0x047c, 0x00000101);
+	nvkm_wo32(chan->inst, 0x0490, 0x00000111);
+	nvkm_wo32(chan->inst, 0x04a8, 0x44400000);
 	for (i = 0x04d4; i <= 0x04e0; i += 4)
-		nvkm_wo32(image, i, 0x00030303);
+		nvkm_wo32(chan->inst, i, 0x00030303);
 	for (i = 0x04f4; i <= 0x0500; i += 4)
-		nvkm_wo32(image, i, 0x00080000);
+		nvkm_wo32(chan->inst, i, 0x00080000);
 	for (i = 0x050c; i <= 0x0518; i += 4)
-		nvkm_wo32(image, i, 0x01012000);
+		nvkm_wo32(chan->inst, i, 0x01012000);
 	for (i = 0x051c; i <= 0x0528; i += 4)
-		nvkm_wo32(image, i, 0x000105b8);
+		nvkm_wo32(chan->inst, i, 0x000105b8);
 	for (i = 0x052c; i <= 0x0538; i += 4)
-		nvkm_wo32(image, i, 0x00080008);
+		nvkm_wo32(chan->inst, i, 0x00080008);
 	for (i = 0x055c; i <= 0x0598; i += 4)
-		nvkm_wo32(image, i, 0x07ff0000);
-	nvkm_wo32(image, 0x05a4, 0x4b7fffff);
-	nvkm_wo32(image, 0x05fc, 0x00000001);
-	nvkm_wo32(image, 0x0604, 0x00004000);
-	nvkm_wo32(image, 0x0610, 0x00000001);
-	nvkm_wo32(image, 0x0618, 0x00040000);
-	nvkm_wo32(image, 0x061c, 0x00010000);
+		nvkm_wo32(chan->inst, i, 0x07ff0000);
+	nvkm_wo32(chan->inst, 0x05a4, 0x4b7fffff);
+	nvkm_wo32(chan->inst, 0x05fc, 0x00000001);
+	nvkm_wo32(chan->inst, 0x0604, 0x00004000);
+	nvkm_wo32(chan->inst, 0x0610, 0x00000001);
+	nvkm_wo32(chan->inst, 0x0618, 0x00040000);
+	nvkm_wo32(chan->inst, 0x061c, 0x00010000);
 	for (i = 0x1a9c; i <= 0x22fc; i += 16) { /*XXX: check!! */
-		nvkm_wo32(image, (i + 0), 0x10700ff9);
-		nvkm_wo32(image, (i + 4), 0x0436086c);
-		nvkm_wo32(image, (i + 8), 0x000c001b);
+		nvkm_wo32(chan->inst, (i + 0), 0x10700ff9);
+		nvkm_wo32(chan->inst, (i + 4), 0x0436086c);
+		nvkm_wo32(chan->inst, (i + 8), 0x000c001b);
 	}
-	nvkm_wo32(image, 0x269c, 0x3f800000);
-	nvkm_wo32(image, 0x26b0, 0x3f800000);
-	nvkm_wo32(image, 0x26dc, 0x40000000);
-	nvkm_wo32(image, 0x26e0, 0x3f800000);
-	nvkm_wo32(image, 0x26e4, 0x3f000000);
-	nvkm_wo32(image, 0x26ec, 0x40000000);
-	nvkm_wo32(image, 0x26f0, 0x3f800000);
-	nvkm_wo32(image, 0x26f8, 0xbf800000);
-	nvkm_wo32(image, 0x2700, 0xbf800000);
-	nvkm_wo32(image, 0x3024, 0x000fe000);
-	nvkm_wo32(image, 0x30a0, 0x000003f8);
-	nvkm_wo32(image, 0x33fc, 0x002fe000);
+	nvkm_wo32(chan->inst, 0x269c, 0x3f800000);
+	nvkm_wo32(chan->inst, 0x26b0, 0x3f800000);
+	nvkm_wo32(chan->inst, 0x26dc, 0x40000000);
+	nvkm_wo32(chan->inst, 0x26e0, 0x3f800000);
+	nvkm_wo32(chan->inst, 0x26e4, 0x3f000000);
+	nvkm_wo32(chan->inst, 0x26ec, 0x40000000);
+	nvkm_wo32(chan->inst, 0x26f0, 0x3f800000);
+	nvkm_wo32(chan->inst, 0x26f8, 0xbf800000);
+	nvkm_wo32(chan->inst, 0x2700, 0xbf800000);
+	nvkm_wo32(chan->inst, 0x3024, 0x000fe000);
+	nvkm_wo32(chan->inst, 0x30a0, 0x000003f8);
+	nvkm_wo32(chan->inst, 0x33fc, 0x002fe000);
 	for (i = 0x341c; i <= 0x3438; i += 4)
-		nvkm_wo32(image, i, 0x001c527c);
-	nvkm_done(image);
+		nvkm_wo32(chan->inst, i, 0x001c527c);
+	nvkm_done(chan->inst);
 	return 0;
 }
 
-static struct nvkm_oclass
-nv2a_gr_cclass = {
-	.handle = NV_ENGCTX(GR, 0x2a),
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = nv2a_gr_context_ctor,
-		.dtor = _nvkm_gr_context_dtor,
-		.init = nv20_gr_context_init,
-		.fini = nv20_gr_context_fini,
-		.rd32 = _nvkm_gr_context_rd32,
-		.wr32 = _nvkm_gr_context_wr32,
-	},
-};
-
 /*******************************************************************************
  * PGRAPH engine/subdev functions
  ******************************************************************************/
 
+static const struct nvkm_gr_func
+nv2a_gr = {
+	.chan_new = nv2a_gr_chan_new,
+	.sclass = {
+		{ -1, -1, 0x0012, &nv04_gr_object }, /* beta1 */
+		{ -1, -1, 0x0019, &nv04_gr_object }, /* clip */
+		{ -1, -1, 0x0030, &nv04_gr_object }, /* null */
+		{ -1, -1, 0x0039, &nv04_gr_object }, /* m2mf */
+		{ -1, -1, 0x0043, &nv04_gr_object }, /* rop */
+		{ -1, -1, 0x0044, &nv04_gr_object }, /* patt */
+		{ -1, -1, 0x004a, &nv04_gr_object }, /* gdi */
+		{ -1, -1, 0x0062, &nv04_gr_object }, /* surf2d */
+		{ -1, -1, 0x0072, &nv04_gr_object }, /* beta4 */
+		{ -1, -1, 0x0089, &nv04_gr_object }, /* sifm */
+		{ -1, -1, 0x008a, &nv04_gr_object }, /* ifc */
+		{ -1, -1, 0x0096, &nv04_gr_object }, /* celcius */
+		{ -1, -1, 0x009e, &nv04_gr_object }, /* swzsurf */
+		{ -1, -1, 0x009f, &nv04_gr_object }, /* imageblit */
+		{ -1, -1, 0x0597, &nv04_gr_object }, /* kelvin */
+		{}
+	}
+};
+
 static int
 nv2a_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	     struct nvkm_oclass *oclass, void *data, u32 size,
@@ -106,6 +126,8 @@ nv2a_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	if (ret)
 		return ret;
 
+	gr->base.func = &nv2a_gr;
+
 	ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, 32 * 4, 16, true,
 			      &gr->ctxtab);
 	if (ret)
@@ -113,8 +135,6 @@ nv2a_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 
 	nv_subdev(gr)->unit = 0x00001000;
 	nv_subdev(gr)->intr = nv20_gr_intr;
-	nv_engine(gr)->cclass = &nv2a_gr_cclass;
-	nv_engine(gr)->sclass = nv25_gr_sclass;
 	nv_engine(gr)->tile_prog = nv20_gr_tile_prog;
 	return 0;
 }
diff --git a/drm/nouveau/nvkm/engine/gr/nv30.c b/drm/nouveau/nvkm/engine/gr/nv30.c
index 733de46a..8f5bfe3a 100644
--- a/drm/nouveau/nvkm/engine/gr/nv30.c
+++ b/drm/nouveau/nvkm/engine/gr/nv30.c
@@ -6,127 +6,123 @@
 #include <subdev/fb.h>
 
 /*******************************************************************************
- * Graphics object classes
+ * PGRAPH context
  ******************************************************************************/
 
-static struct nvkm_oclass
-nv30_gr_sclass[] = {
-	{ 0x0012, &nv04_gr_ofuncs, NULL }, /* beta1 */
-	{ 0x0019, &nv04_gr_ofuncs, NULL }, /* clip */
-	{ 0x0030, &nv04_gr_ofuncs, NULL }, /* null */
-	{ 0x0039, &nv04_gr_ofuncs, NULL }, /* m2mf */
-	{ 0x0043, &nv04_gr_ofuncs, NULL }, /* rop */
-	{ 0x0044, &nv04_gr_ofuncs, NULL }, /* patt */
-	{ 0x004a, &nv04_gr_ofuncs, NULL }, /* gdi */
-	{ 0x0062, &nv04_gr_ofuncs, NULL }, /* surf2d */
-	{ 0x0072, &nv04_gr_ofuncs, NULL }, /* beta4 */
-	{ 0x0089, &nv04_gr_ofuncs, NULL }, /* sifm */
-	{ 0x008a, &nv04_gr_ofuncs, NULL }, /* ifc */
-	{ 0x009f, &nv04_gr_ofuncs, NULL }, /* imageblit */
-	{ 0x0362, &nv04_gr_ofuncs, NULL }, /* surf2d (nv30) */
-	{ 0x0389, &nv04_gr_ofuncs, NULL }, /* sifm (nv30) */
-	{ 0x038a, &nv04_gr_ofuncs, NULL }, /* ifc (nv30) */
-	{ 0x039e, &nv04_gr_ofuncs, NULL }, /* swzsurf (nv30) */
-	{ 0x0397, &nv04_gr_ofuncs, NULL }, /* rankine */
-	{},
+static const struct nvkm_object_func
+nv30_gr_chan = {
+	.dtor = nv20_gr_chan_dtor,
+	.init = nv20_gr_chan_init,
+	.fini = nv20_gr_chan_fini,
 };
 
-/*******************************************************************************
- * PGRAPH context
- ******************************************************************************/
-
 static int
-nv30_gr_context_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-		     struct nvkm_oclass *oclass, void *data, u32 size,
-		     struct nvkm_object **pobject)
+nv30_gr_chan_new(struct nvkm_gr *base, struct nvkm_fifo_chan *fifoch,
+		 const struct nvkm_oclass *oclass, struct nvkm_object **pobject)
 {
+	struct nv20_gr *gr = nv20_gr(base);
 	struct nv20_gr_chan *chan;
-	struct nvkm_gpuobj *image;
 	int ret, i;
 
-	ret = nvkm_gr_context_create(parent, engine, oclass, NULL, 0x5f48,
-				     16, NVOBJ_FLAG_ZERO_ALLOC, &chan);
-	*pobject = nv_object(chan);
+	if (!(chan = kzalloc(sizeof(*chan), GFP_KERNEL)))
+		return -ENOMEM;
+	nvkm_object_ctor(&nv30_gr_chan, oclass, &chan->object);
+	chan->gr = gr;
+	chan->chid = fifoch->chid;
+	*pobject = &chan->object;
+
+	ret = nvkm_memory_new(gr->base.engine.subdev.device,
+			      NVKM_MEM_TARGET_INST, 0x5f48, 16, true,
+			      &chan->inst);
 	if (ret)
 		return ret;
 
-	chan->chid = nvkm_fifo_chan(parent)->chid;
-	image = &chan->base.base.gpuobj;
-
-	nvkm_kmap(image);
-	nvkm_wo32(image, 0x0028, 0x00000001 | (chan->chid << 24));
-	nvkm_wo32(image, 0x0410, 0x00000101);
-	nvkm_wo32(image, 0x0424, 0x00000111);
-	nvkm_wo32(image, 0x0428, 0x00000060);
-	nvkm_wo32(image, 0x0444, 0x00000080);
-	nvkm_wo32(image, 0x0448, 0xffff0000);
-	nvkm_wo32(image, 0x044c, 0x00000001);
-	nvkm_wo32(image, 0x0460, 0x44400000);
-	nvkm_wo32(image, 0x048c, 0xffff0000);
+	nvkm_kmap(chan->inst);
+	nvkm_wo32(chan->inst, 0x0028, 0x00000001 | (chan->chid << 24));
+	nvkm_wo32(chan->inst, 0x0410, 0x00000101);
+	nvkm_wo32(chan->inst, 0x0424, 0x00000111);
+	nvkm_wo32(chan->inst, 0x0428, 0x00000060);
+	nvkm_wo32(chan->inst, 0x0444, 0x00000080);
+	nvkm_wo32(chan->inst, 0x0448, 0xffff0000);
+	nvkm_wo32(chan->inst, 0x044c, 0x00000001);
+	nvkm_wo32(chan->inst, 0x0460, 0x44400000);
+	nvkm_wo32(chan->inst, 0x048c, 0xffff0000);
 	for (i = 0x04e0; i < 0x04e8; i += 4)
-		nvkm_wo32(image, i, 0x0fff0000);
-	nvkm_wo32(image, 0x04ec, 0x00011100);
+		nvkm_wo32(chan->inst, i, 0x0fff0000);
+	nvkm_wo32(chan->inst, 0x04ec, 0x00011100);
 	for (i = 0x0508; i < 0x0548; i += 4)
-		nvkm_wo32(image, i, 0x07ff0000);
-	nvkm_wo32(image, 0x0550, 0x4b7fffff);
-	nvkm_wo32(image, 0x058c, 0x00000080);
-	nvkm_wo32(image, 0x0590, 0x30201000);
-	nvkm_wo32(image, 0x0594, 0x70605040);
-	nvkm_wo32(image, 0x0598, 0xb8a89888);
-	nvkm_wo32(image, 0x059c, 0xf8e8d8c8);
-	nvkm_wo32(image, 0x05b0, 0xb0000000);
+		nvkm_wo32(chan->inst, i, 0x07ff0000);
+	nvkm_wo32(chan->inst, 0x0550, 0x4b7fffff);
+	nvkm_wo32(chan->inst, 0x058c, 0x00000080);
+	nvkm_wo32(chan->inst, 0x0590, 0x30201000);
+	nvkm_wo32(chan->inst, 0x0594, 0x70605040);
+	nvkm_wo32(chan->inst, 0x0598, 0xb8a89888);
+	nvkm_wo32(chan->inst, 0x059c, 0xf8e8d8c8);
+	nvkm_wo32(chan->inst, 0x05b0, 0xb0000000);
 	for (i = 0x0600; i < 0x0640; i += 4)
-		nvkm_wo32(image, i, 0x00010588);
+		nvkm_wo32(chan->inst, i, 0x00010588);
 	for (i = 0x0640; i < 0x0680; i += 4)
-		nvkm_wo32(image, i, 0x00030303);
+		nvkm_wo32(chan->inst, i, 0x00030303);
 	for (i = 0x06c0; i < 0x0700; i += 4)
-		nvkm_wo32(image, i, 0x0008aae4);
+		nvkm_wo32(chan->inst, i, 0x0008aae4);
 	for (i = 0x0700; i < 0x0740; i += 4)
-		nvkm_wo32(image, i, 0x01012000);
+		nvkm_wo32(chan->inst, i, 0x01012000);
 	for (i = 0x0740; i < 0x0780; i += 4)
-		nvkm_wo32(image, i, 0x00080008);
-	nvkm_wo32(image, 0x085c, 0x00040000);
-	nvkm_wo32(image, 0x0860, 0x00010000);
+		nvkm_wo32(chan->inst, i, 0x00080008);
+	nvkm_wo32(chan->inst, 0x085c, 0x00040000);
+	nvkm_wo32(chan->inst, 0x0860, 0x00010000);
 	for (i = 0x0864; i < 0x0874; i += 4)
-		nvkm_wo32(image, i, 0x00040004);
+		nvkm_wo32(chan->inst, i, 0x00040004);
 	for (i = 0x1f18; i <= 0x3088 ; i += 16) {
-		nvkm_wo32(image, i + 0, 0x10700ff9);
-		nvkm_wo32(image, i + 1, 0x0436086c);
-		nvkm_wo32(image, i + 2, 0x000c001b);
+		nvkm_wo32(chan->inst, i + 0, 0x10700ff9);
+		nvkm_wo32(chan->inst, i + 1, 0x0436086c);
+		nvkm_wo32(chan->inst, i + 2, 0x000c001b);
 	}
 	for (i = 0x30b8; i < 0x30c8; i += 4)
-		nvkm_wo32(image, i, 0x0000ffff);
-	nvkm_wo32(image, 0x344c, 0x3f800000);
-	nvkm_wo32(image, 0x3808, 0x3f800000);
-	nvkm_wo32(image, 0x381c, 0x3f800000);
-	nvkm_wo32(image, 0x3848, 0x40000000);
-	nvkm_wo32(image, 0x384c, 0x3f800000);
-	nvkm_wo32(image, 0x3850, 0x3f000000);
-	nvkm_wo32(image, 0x3858, 0x40000000);
-	nvkm_wo32(image, 0x385c, 0x3f800000);
-	nvkm_wo32(image, 0x3864, 0xbf800000);
-	nvkm_wo32(image, 0x386c, 0xbf800000);
-	nvkm_done(image);
+		nvkm_wo32(chan->inst, i, 0x0000ffff);
+	nvkm_wo32(chan->inst, 0x344c, 0x3f800000);
+	nvkm_wo32(chan->inst, 0x3808, 0x3f800000);
+	nvkm_wo32(chan->inst, 0x381c, 0x3f800000);
+	nvkm_wo32(chan->inst, 0x3848, 0x40000000);
+	nvkm_wo32(chan->inst, 0x384c, 0x3f800000);
+	nvkm_wo32(chan->inst, 0x3850, 0x3f000000);
+	nvkm_wo32(chan->inst, 0x3858, 0x40000000);
+	nvkm_wo32(chan->inst, 0x385c, 0x3f800000);
+	nvkm_wo32(chan->inst, 0x3864, 0xbf800000);
+	nvkm_wo32(chan->inst, 0x386c, 0xbf800000);
+	nvkm_done(chan->inst);
 	return 0;
 }
 
-static struct nvkm_oclass
-nv30_gr_cclass = {
-	.handle = NV_ENGCTX(GR, 0x30),
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = nv30_gr_context_ctor,
-		.dtor = _nvkm_gr_context_dtor,
-		.init = nv20_gr_context_init,
-		.fini = nv20_gr_context_fini,
-		.rd32 = _nvkm_gr_context_rd32,
-		.wr32 = _nvkm_gr_context_wr32,
-	},
-};
-
 /*******************************************************************************
  * PGRAPH engine/subdev functions
  ******************************************************************************/
 
+static const struct nvkm_gr_func
+nv30_gr = {
+	.chan_new = nv30_gr_chan_new,
+	.sclass = {
+		{ -1, -1, 0x0012, &nv04_gr_object }, /* beta1 */
+		{ -1, -1, 0x0019, &nv04_gr_object }, /* clip */
+		{ -1, -1, 0x0030, &nv04_gr_object }, /* null */
+		{ -1, -1, 0x0039, &nv04_gr_object }, /* m2mf */
+		{ -1, -1, 0x0043, &nv04_gr_object }, /* rop */
+		{ -1, -1, 0x0044, &nv04_gr_object }, /* patt */
+		{ -1, -1, 0x004a, &nv04_gr_object }, /* gdi */
+		{ -1, -1, 0x0062, &nv04_gr_object }, /* surf2d */
+		{ -1, -1, 0x0072, &nv04_gr_object }, /* beta4 */
+		{ -1, -1, 0x0089, &nv04_gr_object }, /* sifm */
+		{ -1, -1, 0x008a, &nv04_gr_object }, /* ifc */
+		{ -1, -1, 0x009f, &nv04_gr_object }, /* imageblit */
+		{ -1, -1, 0x0362, &nv04_gr_object }, /* surf2d (nv30) */
+		{ -1, -1, 0x0389, &nv04_gr_object }, /* sifm (nv30) */
+		{ -1, -1, 0x038a, &nv04_gr_object }, /* ifc (nv30) */
+		{ -1, -1, 0x039e, &nv04_gr_object }, /* swzsurf (nv30) */
+		{ -1, -1, 0x0397, &nv04_gr_object }, /* rankine */
+		{}
+	}
+};
+
 static int
 nv30_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	     struct nvkm_oclass *oclass, void *data, u32 size,
@@ -141,6 +137,8 @@ nv30_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	if (ret)
 		return ret;
 
+	gr->base.func = &nv30_gr;
+
 	ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, 32 * 4, 16, true,
 			      &gr->ctxtab);
 	if (ret)
@@ -148,8 +146,6 @@ nv30_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 
 	nv_subdev(gr)->unit = 0x00001000;
 	nv_subdev(gr)->intr = nv20_gr_intr;
-	nv_engine(gr)->cclass = &nv30_gr_cclass;
-	nv_engine(gr)->sclass = nv30_gr_sclass;
 	nv_engine(gr)->tile_prog = nv20_gr_tile_prog;
 	return 0;
 }
diff --git a/drm/nouveau/nvkm/engine/gr/nv34.c b/drm/nouveau/nvkm/engine/gr/nv34.c
index 368c0cff..3781a5b3 100644
--- a/drm/nouveau/nvkm/engine/gr/nv34.c
+++ b/drm/nouveau/nvkm/engine/gr/nv34.c
@@ -5,127 +5,123 @@
 #include <engine/fifo/chan.h>
 
 /*******************************************************************************
- * Graphics object classes
+ * PGRAPH context
  ******************************************************************************/
 
-static struct nvkm_oclass
-nv34_gr_sclass[] = {
-	{ 0x0012, &nv04_gr_ofuncs, NULL }, /* beta1 */
-	{ 0x0019, &nv04_gr_ofuncs, NULL }, /* clip */
-	{ 0x0030, &nv04_gr_ofuncs, NULL }, /* null */
-	{ 0x0039, &nv04_gr_ofuncs, NULL }, /* m2mf */
-	{ 0x0043, &nv04_gr_ofuncs, NULL }, /* rop */
-	{ 0x0044, &nv04_gr_ofuncs, NULL }, /* patt */
-	{ 0x004a, &nv04_gr_ofuncs, NULL }, /* gdi */
-	{ 0x0062, &nv04_gr_ofuncs, NULL }, /* surf2d */
-	{ 0x0072, &nv04_gr_ofuncs, NULL }, /* beta4 */
-	{ 0x0089, &nv04_gr_ofuncs, NULL }, /* sifm */
-	{ 0x008a, &nv04_gr_ofuncs, NULL }, /* ifc */
-	{ 0x009f, &nv04_gr_ofuncs, NULL }, /* imageblit */
-	{ 0x0362, &nv04_gr_ofuncs, NULL }, /* surf2d (nv30) */
-	{ 0x0389, &nv04_gr_ofuncs, NULL }, /* sifm (nv30) */
-	{ 0x038a, &nv04_gr_ofuncs, NULL }, /* ifc (nv30) */
-	{ 0x039e, &nv04_gr_ofuncs, NULL }, /* swzsurf (nv30) */
-	{ 0x0697, &nv04_gr_ofuncs, NULL }, /* rankine */
-	{},
+static const struct nvkm_object_func
+nv34_gr_chan = {
+	.dtor = nv20_gr_chan_dtor,
+	.init = nv20_gr_chan_init,
+	.fini = nv20_gr_chan_fini,
 };
 
-/*******************************************************************************
- * PGRAPH context
- ******************************************************************************/
-
 static int
-nv34_gr_context_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-		     struct nvkm_oclass *oclass, void *data, u32 size,
-		     struct nvkm_object **pobject)
+nv34_gr_chan_new(struct nvkm_gr *base, struct nvkm_fifo_chan *fifoch,
+		 const struct nvkm_oclass *oclass, struct nvkm_object **pobject)
 {
+	struct nv20_gr *gr = nv20_gr(base);
 	struct nv20_gr_chan *chan;
-	struct nvkm_gpuobj *image;
 	int ret, i;
 
-	ret = nvkm_gr_context_create(parent, engine, oclass, NULL, 0x46dc,
-				     16, NVOBJ_FLAG_ZERO_ALLOC, &chan);
-	*pobject = nv_object(chan);
+	if (!(chan = kzalloc(sizeof(*chan), GFP_KERNEL)))
+		return -ENOMEM;
+	nvkm_object_ctor(&nv34_gr_chan, oclass, &chan->object);
+	chan->gr = gr;
+	chan->chid = fifoch->chid;
+	*pobject = &chan->object;
+
+	ret = nvkm_memory_new(gr->base.engine.subdev.device,
+			      NVKM_MEM_TARGET_INST, 0x46dc, 16, true,
+			      &chan->inst);
 	if (ret)
 		return ret;
 
-	chan->chid = nvkm_fifo_chan(parent)->chid;
-	image = &chan->base.base.gpuobj;
-
-	nvkm_kmap(image);
-	nvkm_wo32(image, 0x0028, 0x00000001 | (chan->chid << 24));
-	nvkm_wo32(image, 0x040c, 0x01000101);
-	nvkm_wo32(image, 0x0420, 0x00000111);
-	nvkm_wo32(image, 0x0424, 0x00000060);
-	nvkm_wo32(image, 0x0440, 0x00000080);
-	nvkm_wo32(image, 0x0444, 0xffff0000);
-	nvkm_wo32(image, 0x0448, 0x00000001);
-	nvkm_wo32(image, 0x045c, 0x44400000);
-	nvkm_wo32(image, 0x0480, 0xffff0000);
+	nvkm_kmap(chan->inst);
+	nvkm_wo32(chan->inst, 0x0028, 0x00000001 | (chan->chid << 24));
+	nvkm_wo32(chan->inst, 0x040c, 0x01000101);
+	nvkm_wo32(chan->inst, 0x0420, 0x00000111);
+	nvkm_wo32(chan->inst, 0x0424, 0x00000060);
+	nvkm_wo32(chan->inst, 0x0440, 0x00000080);
+	nvkm_wo32(chan->inst, 0x0444, 0xffff0000);
+	nvkm_wo32(chan->inst, 0x0448, 0x00000001);
+	nvkm_wo32(chan->inst, 0x045c, 0x44400000);
+	nvkm_wo32(chan->inst, 0x0480, 0xffff0000);
 	for (i = 0x04d4; i < 0x04dc; i += 4)
-		nvkm_wo32(image, i, 0x0fff0000);
-	nvkm_wo32(image, 0x04e0, 0x00011100);
+		nvkm_wo32(chan->inst, i, 0x0fff0000);
+	nvkm_wo32(chan->inst, 0x04e0, 0x00011100);
 	for (i = 0x04fc; i < 0x053c; i += 4)
-		nvkm_wo32(image, i, 0x07ff0000);
-	nvkm_wo32(image, 0x0544, 0x4b7fffff);
-	nvkm_wo32(image, 0x057c, 0x00000080);
-	nvkm_wo32(image, 0x0580, 0x30201000);
-	nvkm_wo32(image, 0x0584, 0x70605040);
-	nvkm_wo32(image, 0x0588, 0xb8a89888);
-	nvkm_wo32(image, 0x058c, 0xf8e8d8c8);
-	nvkm_wo32(image, 0x05a0, 0xb0000000);
+		nvkm_wo32(chan->inst, i, 0x07ff0000);
+	nvkm_wo32(chan->inst, 0x0544, 0x4b7fffff);
+	nvkm_wo32(chan->inst, 0x057c, 0x00000080);
+	nvkm_wo32(chan->inst, 0x0580, 0x30201000);
+	nvkm_wo32(chan->inst, 0x0584, 0x70605040);
+	nvkm_wo32(chan->inst, 0x0588, 0xb8a89888);
+	nvkm_wo32(chan->inst, 0x058c, 0xf8e8d8c8);
+	nvkm_wo32(chan->inst, 0x05a0, 0xb0000000);
 	for (i = 0x05f0; i < 0x0630; i += 4)
-		nvkm_wo32(image, i, 0x00010588);
+		nvkm_wo32(chan->inst, i, 0x00010588);
 	for (i = 0x0630; i < 0x0670; i += 4)
-		nvkm_wo32(image, i, 0x00030303);
+		nvkm_wo32(chan->inst, i, 0x00030303);
 	for (i = 0x06b0; i < 0x06f0; i += 4)
-		nvkm_wo32(image, i, 0x0008aae4);
+		nvkm_wo32(chan->inst, i, 0x0008aae4);
 	for (i = 0x06f0; i < 0x0730; i += 4)
-		nvkm_wo32(image, i, 0x01012000);
+		nvkm_wo32(chan->inst, i, 0x01012000);
 	for (i = 0x0730; i < 0x0770; i += 4)
-		nvkm_wo32(image, i, 0x00080008);
-	nvkm_wo32(image, 0x0850, 0x00040000);
-	nvkm_wo32(image, 0x0854, 0x00010000);
+		nvkm_wo32(chan->inst, i, 0x00080008);
+	nvkm_wo32(chan->inst, 0x0850, 0x00040000);
+	nvkm_wo32(chan->inst, 0x0854, 0x00010000);
 	for (i = 0x0858; i < 0x0868; i += 4)
-		nvkm_wo32(image, i, 0x00040004);
+		nvkm_wo32(chan->inst, i, 0x00040004);
 	for (i = 0x15ac; i <= 0x271c ; i += 16) {
-		nvkm_wo32(image, i + 0, 0x10700ff9);
-		nvkm_wo32(image, i + 1, 0x0436086c);
-		nvkm_wo32(image, i + 2, 0x000c001b);
+		nvkm_wo32(chan->inst, i + 0, 0x10700ff9);
+		nvkm_wo32(chan->inst, i + 1, 0x0436086c);
+		nvkm_wo32(chan->inst, i + 2, 0x000c001b);
 	}
 	for (i = 0x274c; i < 0x275c; i += 4)
-		nvkm_wo32(image, i, 0x0000ffff);
-	nvkm_wo32(image, 0x2ae0, 0x3f800000);
-	nvkm_wo32(image, 0x2e9c, 0x3f800000);
-	nvkm_wo32(image, 0x2eb0, 0x3f800000);
-	nvkm_wo32(image, 0x2edc, 0x40000000);
-	nvkm_wo32(image, 0x2ee0, 0x3f800000);
-	nvkm_wo32(image, 0x2ee4, 0x3f000000);
-	nvkm_wo32(image, 0x2eec, 0x40000000);
-	nvkm_wo32(image, 0x2ef0, 0x3f800000);
-	nvkm_wo32(image, 0x2ef8, 0xbf800000);
-	nvkm_wo32(image, 0x2f00, 0xbf800000);
-	nvkm_done(image);
+		nvkm_wo32(chan->inst, i, 0x0000ffff);
+	nvkm_wo32(chan->inst, 0x2ae0, 0x3f800000);
+	nvkm_wo32(chan->inst, 0x2e9c, 0x3f800000);
+	nvkm_wo32(chan->inst, 0x2eb0, 0x3f800000);
+	nvkm_wo32(chan->inst, 0x2edc, 0x40000000);
+	nvkm_wo32(chan->inst, 0x2ee0, 0x3f800000);
+	nvkm_wo32(chan->inst, 0x2ee4, 0x3f000000);
+	nvkm_wo32(chan->inst, 0x2eec, 0x40000000);
+	nvkm_wo32(chan->inst, 0x2ef0, 0x3f800000);
+	nvkm_wo32(chan->inst, 0x2ef8, 0xbf800000);
+	nvkm_wo32(chan->inst, 0x2f00, 0xbf800000);
+	nvkm_done(chan->inst);
 	return 0;
 }
 
-static struct nvkm_oclass
-nv34_gr_cclass = {
-	.handle = NV_ENGCTX(GR, 0x34),
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = nv34_gr_context_ctor,
-		.dtor = _nvkm_gr_context_dtor,
-		.init = nv20_gr_context_init,
-		.fini = nv20_gr_context_fini,
-		.rd32 = _nvkm_gr_context_rd32,
-		.wr32 = _nvkm_gr_context_wr32,
-	},
-};
-
 /*******************************************************************************
  * PGRAPH engine/subdev functions
  ******************************************************************************/
 
+static const struct nvkm_gr_func
+nv34_gr = {
+	.chan_new = nv34_gr_chan_new,
+	.sclass = {
+		{ -1, -1, 0x0012, &nv04_gr_object }, /* beta1 */
+		{ -1, -1, 0x0019, &nv04_gr_object }, /* clip */
+		{ -1, -1, 0x0030, &nv04_gr_object }, /* null */
+		{ -1, -1, 0x0039, &nv04_gr_object }, /* m2mf */
+		{ -1, -1, 0x0043, &nv04_gr_object }, /* rop */
+		{ -1, -1, 0x0044, &nv04_gr_object }, /* patt */
+		{ -1, -1, 0x004a, &nv04_gr_object }, /* gdi */
+		{ -1, -1, 0x0062, &nv04_gr_object }, /* surf2d */
+		{ -1, -1, 0x0072, &nv04_gr_object }, /* beta4 */
+		{ -1, -1, 0x0089, &nv04_gr_object }, /* sifm */
+		{ -1, -1, 0x008a, &nv04_gr_object }, /* ifc */
+		{ -1, -1, 0x009f, &nv04_gr_object }, /* imageblit */
+		{ -1, -1, 0x0362, &nv04_gr_object }, /* surf2d (nv30) */
+		{ -1, -1, 0x0389, &nv04_gr_object }, /* sifm (nv30) */
+		{ -1, -1, 0x038a, &nv04_gr_object }, /* ifc (nv30) */
+		{ -1, -1, 0x039e, &nv04_gr_object }, /* swzsurf (nv30) */
+		{ -1, -1, 0x0697, &nv04_gr_object }, /* rankine */
+		{}
+	}
+};
+
 static int
 nv34_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	     struct nvkm_oclass *oclass, void *data, u32 size,
@@ -140,6 +136,8 @@ nv34_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	if (ret)
 		return ret;
 
+	gr->base.func = &nv34_gr;
+
 	ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, 32 * 4, 16, true,
 			      &gr->ctxtab);
 	if (ret)
@@ -147,8 +145,6 @@ nv34_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 
 	nv_subdev(gr)->unit = 0x00001000;
 	nv_subdev(gr)->intr = nv20_gr_intr;
-	nv_engine(gr)->cclass = &nv34_gr_cclass;
-	nv_engine(gr)->sclass = nv34_gr_sclass;
 	nv_engine(gr)->tile_prog = nv20_gr_tile_prog;
 	return 0;
 }
diff --git a/drm/nouveau/nvkm/engine/gr/nv35.c b/drm/nouveau/nvkm/engine/gr/nv35.c
index 676234d2..285c4eff 100644
--- a/drm/nouveau/nvkm/engine/gr/nv35.c
+++ b/drm/nouveau/nvkm/engine/gr/nv35.c
@@ -5,127 +5,123 @@
 #include <engine/fifo/chan.h>
 
 /*******************************************************************************
- * Graphics object classes
+ * PGRAPH context
  ******************************************************************************/
 
-static struct nvkm_oclass
-nv35_gr_sclass[] = {
-	{ 0x0012, &nv04_gr_ofuncs, NULL }, /* beta1 */
-	{ 0x0019, &nv04_gr_ofuncs, NULL }, /* clip */
-	{ 0x0030, &nv04_gr_ofuncs, NULL }, /* null */
-	{ 0x0039, &nv04_gr_ofuncs, NULL }, /* m2mf */
-	{ 0x0043, &nv04_gr_ofuncs, NULL }, /* rop */
-	{ 0x0044, &nv04_gr_ofuncs, NULL }, /* patt */
-	{ 0x004a, &nv04_gr_ofuncs, NULL }, /* gdi */
-	{ 0x0062, &nv04_gr_ofuncs, NULL }, /* surf2d */
-	{ 0x0072, &nv04_gr_ofuncs, NULL }, /* beta4 */
-	{ 0x0089, &nv04_gr_ofuncs, NULL }, /* sifm */
-	{ 0x008a, &nv04_gr_ofuncs, NULL }, /* ifc */
-	{ 0x009f, &nv04_gr_ofuncs, NULL }, /* imageblit */
-	{ 0x0362, &nv04_gr_ofuncs, NULL }, /* surf2d (nv30) */
-	{ 0x0389, &nv04_gr_ofuncs, NULL }, /* sifm (nv30) */
-	{ 0x038a, &nv04_gr_ofuncs, NULL }, /* ifc (nv30) */
-	{ 0x039e, &nv04_gr_ofuncs, NULL }, /* swzsurf (nv30) */
-	{ 0x0497, &nv04_gr_ofuncs, NULL }, /* rankine */
-	{},
+static const struct nvkm_object_func
+nv35_gr_chan = {
+	.dtor = nv20_gr_chan_dtor,
+	.init = nv20_gr_chan_init,
+	.fini = nv20_gr_chan_fini,
 };
 
-/*******************************************************************************
- * PGRAPH context
- ******************************************************************************/
-
 static int
-nv35_gr_context_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-		     struct nvkm_oclass *oclass, void *data, u32 size,
-		     struct nvkm_object **pobject)
+nv35_gr_chan_new(struct nvkm_gr *base, struct nvkm_fifo_chan *fifoch,
+		 const struct nvkm_oclass *oclass, struct nvkm_object **pobject)
 {
+	struct nv20_gr *gr = nv20_gr(base);
 	struct nv20_gr_chan *chan;
-	struct nvkm_gpuobj *image;
 	int ret, i;
 
-	ret = nvkm_gr_context_create(parent, engine, oclass, NULL, 0x577c,
-				     16, NVOBJ_FLAG_ZERO_ALLOC, &chan);
-	*pobject = nv_object(chan);
+	if (!(chan = kzalloc(sizeof(*chan), GFP_KERNEL)))
+		return -ENOMEM;
+	nvkm_object_ctor(&nv35_gr_chan, oclass, &chan->object);
+	chan->gr = gr;
+	chan->chid = fifoch->chid;
+	*pobject = &chan->object;
+
+	ret = nvkm_memory_new(gr->base.engine.subdev.device,
+			      NVKM_MEM_TARGET_INST, 0x577c, 16, true,
+			      &chan->inst);
 	if (ret)
 		return ret;
 
-	chan->chid = nvkm_fifo_chan(parent)->chid;
-	image = &chan->base.base.gpuobj;
-
-	nvkm_kmap(image);
-	nvkm_wo32(image, 0x0028, 0x00000001 | (chan->chid << 24));
-	nvkm_wo32(image, 0x040c, 0x00000101);
-	nvkm_wo32(image, 0x0420, 0x00000111);
-	nvkm_wo32(image, 0x0424, 0x00000060);
-	nvkm_wo32(image, 0x0440, 0x00000080);
-	nvkm_wo32(image, 0x0444, 0xffff0000);
-	nvkm_wo32(image, 0x0448, 0x00000001);
-	nvkm_wo32(image, 0x045c, 0x44400000);
-	nvkm_wo32(image, 0x0488, 0xffff0000);
+	nvkm_kmap(chan->inst);
+	nvkm_wo32(chan->inst, 0x0028, 0x00000001 | (chan->chid << 24));
+	nvkm_wo32(chan->inst, 0x040c, 0x00000101);
+	nvkm_wo32(chan->inst, 0x0420, 0x00000111);
+	nvkm_wo32(chan->inst, 0x0424, 0x00000060);
+	nvkm_wo32(chan->inst, 0x0440, 0x00000080);
+	nvkm_wo32(chan->inst, 0x0444, 0xffff0000);
+	nvkm_wo32(chan->inst, 0x0448, 0x00000001);
+	nvkm_wo32(chan->inst, 0x045c, 0x44400000);
+	nvkm_wo32(chan->inst, 0x0488, 0xffff0000);
 	for (i = 0x04dc; i < 0x04e4; i += 4)
-		nvkm_wo32(image, i, 0x0fff0000);
-	nvkm_wo32(image, 0x04e8, 0x00011100);
+		nvkm_wo32(chan->inst, i, 0x0fff0000);
+	nvkm_wo32(chan->inst, 0x04e8, 0x00011100);
 	for (i = 0x0504; i < 0x0544; i += 4)
-		nvkm_wo32(image, i, 0x07ff0000);
-	nvkm_wo32(image, 0x054c, 0x4b7fffff);
-	nvkm_wo32(image, 0x0588, 0x00000080);
-	nvkm_wo32(image, 0x058c, 0x30201000);
-	nvkm_wo32(image, 0x0590, 0x70605040);
-	nvkm_wo32(image, 0x0594, 0xb8a89888);
-	nvkm_wo32(image, 0x0598, 0xf8e8d8c8);
-	nvkm_wo32(image, 0x05ac, 0xb0000000);
+		nvkm_wo32(chan->inst, i, 0x07ff0000);
+	nvkm_wo32(chan->inst, 0x054c, 0x4b7fffff);
+	nvkm_wo32(chan->inst, 0x0588, 0x00000080);
+	nvkm_wo32(chan->inst, 0x058c, 0x30201000);
+	nvkm_wo32(chan->inst, 0x0590, 0x70605040);
+	nvkm_wo32(chan->inst, 0x0594, 0xb8a89888);
+	nvkm_wo32(chan->inst, 0x0598, 0xf8e8d8c8);
+	nvkm_wo32(chan->inst, 0x05ac, 0xb0000000);
 	for (i = 0x0604; i < 0x0644; i += 4)
-		nvkm_wo32(image, i, 0x00010588);
+		nvkm_wo32(chan->inst, i, 0x00010588);
 	for (i = 0x0644; i < 0x0684; i += 4)
-		nvkm_wo32(image, i, 0x00030303);
+		nvkm_wo32(chan->inst, i, 0x00030303);
 	for (i = 0x06c4; i < 0x0704; i += 4)
-		nvkm_wo32(image, i, 0x0008aae4);
+		nvkm_wo32(chan->inst, i, 0x0008aae4);
 	for (i = 0x0704; i < 0x0744; i += 4)
-		nvkm_wo32(image, i, 0x01012000);
+		nvkm_wo32(chan->inst, i, 0x01012000);
 	for (i = 0x0744; i < 0x0784; i += 4)
-		nvkm_wo32(image, i, 0x00080008);
-	nvkm_wo32(image, 0x0860, 0x00040000);
-	nvkm_wo32(image, 0x0864, 0x00010000);
+		nvkm_wo32(chan->inst, i, 0x00080008);
+	nvkm_wo32(chan->inst, 0x0860, 0x00040000);
+	nvkm_wo32(chan->inst, 0x0864, 0x00010000);
 	for (i = 0x0868; i < 0x0878; i += 4)
-		nvkm_wo32(image, i, 0x00040004);
+		nvkm_wo32(chan->inst, i, 0x00040004);
 	for (i = 0x1f1c; i <= 0x308c ; i += 16) {
-		nvkm_wo32(image, i + 0, 0x10700ff9);
-		nvkm_wo32(image, i + 4, 0x0436086c);
-		nvkm_wo32(image, i + 8, 0x000c001b);
+		nvkm_wo32(chan->inst, i + 0, 0x10700ff9);
+		nvkm_wo32(chan->inst, i + 4, 0x0436086c);
+		nvkm_wo32(chan->inst, i + 8, 0x000c001b);
 	}
 	for (i = 0x30bc; i < 0x30cc; i += 4)
-		nvkm_wo32(image, i, 0x0000ffff);
-	nvkm_wo32(image, 0x3450, 0x3f800000);
-	nvkm_wo32(image, 0x380c, 0x3f800000);
-	nvkm_wo32(image, 0x3820, 0x3f800000);
-	nvkm_wo32(image, 0x384c, 0x40000000);
-	nvkm_wo32(image, 0x3850, 0x3f800000);
-	nvkm_wo32(image, 0x3854, 0x3f000000);
-	nvkm_wo32(image, 0x385c, 0x40000000);
-	nvkm_wo32(image, 0x3860, 0x3f800000);
-	nvkm_wo32(image, 0x3868, 0xbf800000);
-	nvkm_wo32(image, 0x3870, 0xbf800000);
-	nvkm_done(image);
+		nvkm_wo32(chan->inst, i, 0x0000ffff);
+	nvkm_wo32(chan->inst, 0x3450, 0x3f800000);
+	nvkm_wo32(chan->inst, 0x380c, 0x3f800000);
+	nvkm_wo32(chan->inst, 0x3820, 0x3f800000);
+	nvkm_wo32(chan->inst, 0x384c, 0x40000000);
+	nvkm_wo32(chan->inst, 0x3850, 0x3f800000);
+	nvkm_wo32(chan->inst, 0x3854, 0x3f000000);
+	nvkm_wo32(chan->inst, 0x385c, 0x40000000);
+	nvkm_wo32(chan->inst, 0x3860, 0x3f800000);
+	nvkm_wo32(chan->inst, 0x3868, 0xbf800000);
+	nvkm_wo32(chan->inst, 0x3870, 0xbf800000);
+	nvkm_done(chan->inst);
 	return 0;
 }
 
-static struct nvkm_oclass
-nv35_gr_cclass = {
-	.handle = NV_ENGCTX(GR, 0x35),
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = nv35_gr_context_ctor,
-		.dtor = _nvkm_gr_context_dtor,
-		.init = nv20_gr_context_init,
-		.fini = nv20_gr_context_fini,
-		.rd32 = _nvkm_gr_context_rd32,
-		.wr32 = _nvkm_gr_context_wr32,
-	},
-};
-
 /*******************************************************************************
  * PGRAPH engine/subdev functions
  ******************************************************************************/
 
+static const struct nvkm_gr_func
+nv35_gr = {
+	.chan_new = nv35_gr_chan_new,
+	.sclass = {
+		{ -1, -1, 0x0012, &nv04_gr_object }, /* beta1 */
+		{ -1, -1, 0x0019, &nv04_gr_object }, /* clip */
+		{ -1, -1, 0x0030, &nv04_gr_object }, /* null */
+		{ -1, -1, 0x0039, &nv04_gr_object }, /* m2mf */
+		{ -1, -1, 0x0043, &nv04_gr_object }, /* rop */
+		{ -1, -1, 0x0044, &nv04_gr_object }, /* patt */
+		{ -1, -1, 0x004a, &nv04_gr_object }, /* gdi */
+		{ -1, -1, 0x0062, &nv04_gr_object }, /* surf2d */
+		{ -1, -1, 0x0072, &nv04_gr_object }, /* beta4 */
+		{ -1, -1, 0x0089, &nv04_gr_object }, /* sifm */
+		{ -1, -1, 0x008a, &nv04_gr_object }, /* ifc */
+		{ -1, -1, 0x009f, &nv04_gr_object }, /* imageblit */
+		{ -1, -1, 0x0362, &nv04_gr_object }, /* surf2d (nv30) */
+		{ -1, -1, 0x0389, &nv04_gr_object }, /* sifm (nv30) */
+		{ -1, -1, 0x038a, &nv04_gr_object }, /* ifc (nv30) */
+		{ -1, -1, 0x039e, &nv04_gr_object }, /* swzsurf (nv30) */
+		{ -1, -1, 0x0497, &nv04_gr_object }, /* rankine */
+		{}
+	}
+};
+
 static int
 nv35_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	     struct nvkm_oclass *oclass, void *data, u32 size,
@@ -140,6 +136,8 @@ nv35_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	if (ret)
 		return ret;
 
+	gr->base.func = &nv35_gr;
+
 	ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, 32 * 4, 16, true,
 			      &gr->ctxtab);
 	if (ret)
@@ -147,8 +145,6 @@ nv35_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 
 	nv_subdev(gr)->unit = 0x00001000;
 	nv_subdev(gr)->intr = nv20_gr_intr;
-	nv_engine(gr)->cclass = &nv35_gr_cclass;
-	nv_engine(gr)->sclass = nv35_gr_sclass;
 	nv_engine(gr)->tile_prog = nv20_gr_tile_prog;
 	return 0;
 }
diff --git a/drm/nouveau/nvkm/engine/gr/nv40.c b/drm/nouveau/nvkm/engine/gr/nv40.c
index e716ae12..0103337f 100644
--- a/drm/nouveau/nvkm/engine/gr/nv40.c
+++ b/drm/nouveau/nvkm/engine/gr/nv40.c
@@ -29,19 +29,6 @@
 #include <subdev/timer.h>
 #include <engine/fifo.h>
 
-struct nv40_gr {
-	struct nvkm_gr base;
-	u32 size;
-	struct list_head chan;
-};
-
-struct nv40_gr_chan {
-	struct nvkm_gr_chan base;
-	struct nvkm_fifo_chan *fifo;
-	u32 inst;
-	struct list_head head;
-};
-
 static u64
 nv40_gr_units(struct nvkm_gr *gr)
 {
@@ -53,133 +40,61 @@ nv40_gr_units(struct nvkm_gr *gr)
  ******************************************************************************/
 
 static int
-nv40_gr_object_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-		    struct nvkm_oclass *oclass, void *data, u32 size,
-		    struct nvkm_object **pobject)
+nv40_gr_object_bind(struct nvkm_object *object, struct nvkm_gpuobj *parent,
+		    int align, struct nvkm_gpuobj **pgpuobj)
 {
-	struct nvkm_gpuobj *obj;
-	int ret;
-
-	ret = nvkm_gpuobj_create(parent, engine, oclass, 0, parent,
-				 20, 16, 0, &obj);
-	*pobject = nv_object(obj);
-	if (ret)
-		return ret;
-
-	nvkm_kmap(obj);
-	nvkm_wo32(obj, 0x00, nv_mclass(obj));
-	nvkm_wo32(obj, 0x04, 0x00000000);
-	nvkm_wo32(obj, 0x08, 0x00000000);
+	int ret = nvkm_gpuobj_new(object->engine->subdev.device, 20, align,
+				  false, parent, pgpuobj);
+	if (ret == 0) {
+		nvkm_kmap(*pgpuobj);
+		nvkm_wo32(*pgpuobj, 0x00, object->oclass_name);
+		nvkm_wo32(*pgpuobj, 0x04, 0x00000000);
+		nvkm_wo32(*pgpuobj, 0x08, 0x00000000);
 #ifdef __BIG_ENDIAN
-	nvkm_mo32(obj, 0x08, 0x01000000, 0x01000000);
+		nvkm_mo32(*pgpuobj, 0x08, 0x01000000, 0x01000000);
 #endif
-	nvkm_wo32(obj, 0x0c, 0x00000000);
-	nvkm_wo32(obj, 0x10, 0x00000000);
-	nvkm_done(obj);
-	return 0;
+		nvkm_wo32(*pgpuobj, 0x0c, 0x00000000);
+		nvkm_wo32(*pgpuobj, 0x10, 0x00000000);
+		nvkm_done(*pgpuobj);
+	}
+	return ret;
 }
 
-static struct nvkm_ofuncs
-nv40_gr_ofuncs = {
-	.ctor = nv40_gr_object_ctor,
-	.dtor = _nvkm_gpuobj_dtor,
-	.init = _nvkm_gpuobj_init,
-	.fini = _nvkm_gpuobj_fini,
-	.rd32 = _nvkm_gpuobj_rd32,
-	.wr32 = _nvkm_gpuobj_wr32,
-};
-
-static struct nvkm_oclass
-nv40_gr_sclass[] = {
-	{ 0x0012, &nv40_gr_ofuncs, NULL }, /* beta1 */
-	{ 0x0019, &nv40_gr_ofuncs, NULL }, /* clip */
-	{ 0x0030, &nv40_gr_ofuncs, NULL }, /* null */
-	{ 0x0039, &nv40_gr_ofuncs, NULL }, /* m2mf */
-	{ 0x0043, &nv40_gr_ofuncs, NULL }, /* rop */
-	{ 0x0044, &nv40_gr_ofuncs, NULL }, /* patt */
-	{ 0x004a, &nv40_gr_ofuncs, NULL }, /* gdi */
-	{ 0x0062, &nv40_gr_ofuncs, NULL }, /* surf2d */
-	{ 0x0072, &nv40_gr_ofuncs, NULL }, /* beta4 */
-	{ 0x0089, &nv40_gr_ofuncs, NULL }, /* sifm */
-	{ 0x008a, &nv40_gr_ofuncs, NULL }, /* ifc */
-	{ 0x009f, &nv40_gr_ofuncs, NULL }, /* imageblit */
-	{ 0x3062, &nv40_gr_ofuncs, NULL }, /* surf2d (nv40) */
-	{ 0x3089, &nv40_gr_ofuncs, NULL }, /* sifm (nv40) */
-	{ 0x309e, &nv40_gr_ofuncs, NULL }, /* swzsurf (nv40) */
-	{ 0x4097, &nv40_gr_ofuncs, NULL }, /* curie */
-	{},
-};
-
-static struct nvkm_oclass
-nv44_gr_sclass[] = {
-	{ 0x0012, &nv40_gr_ofuncs, NULL }, /* beta1 */
-	{ 0x0019, &nv40_gr_ofuncs, NULL }, /* clip */
-	{ 0x0030, &nv40_gr_ofuncs, NULL }, /* null */
-	{ 0x0039, &nv40_gr_ofuncs, NULL }, /* m2mf */
-	{ 0x0043, &nv40_gr_ofuncs, NULL }, /* rop */
-	{ 0x0044, &nv40_gr_ofuncs, NULL }, /* patt */
-	{ 0x004a, &nv40_gr_ofuncs, NULL }, /* gdi */
-	{ 0x0062, &nv40_gr_ofuncs, NULL }, /* surf2d */
-	{ 0x0072, &nv40_gr_ofuncs, NULL }, /* beta4 */
-	{ 0x0089, &nv40_gr_ofuncs, NULL }, /* sifm */
-	{ 0x008a, &nv40_gr_ofuncs, NULL }, /* ifc */
-	{ 0x009f, &nv40_gr_ofuncs, NULL }, /* imageblit */
-	{ 0x3062, &nv40_gr_ofuncs, NULL }, /* surf2d (nv40) */
-	{ 0x3089, &nv40_gr_ofuncs, NULL }, /* sifm (nv40) */
-	{ 0x309e, &nv40_gr_ofuncs, NULL }, /* swzsurf (nv40) */
-	{ 0x4497, &nv40_gr_ofuncs, NULL }, /* curie */
-	{},
+static const struct nvkm_object_func
+nv40_gr_object = {
+	.bind = nv40_gr_object_bind,
 };
 
 /*******************************************************************************
  * PGRAPH context
  ******************************************************************************/
 
-static void
-nv40_gr_context_dtor(struct nvkm_object *object)
-{
-	struct nv40_gr_chan *chan = (void *)object;
-	unsigned long flags;
-	spin_lock_irqsave(&object->engine->lock, flags);
-	list_del(&chan->head);
-	spin_unlock_irqrestore(&object->engine->lock, flags);
-}
-
 static int
-nv40_gr_context_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-		     struct nvkm_oclass *oclass, void *data, u32 size,
-		     struct nvkm_object **pobject)
+nv40_gr_chan_bind(struct nvkm_object *object, struct nvkm_gpuobj *parent,
+		  int align, struct nvkm_gpuobj **pgpuobj)
 {
-	struct nv40_gr *gr = (void *)engine;
-	struct nv40_gr_chan *chan;
-	unsigned long flags;
-	int ret;
-
-	ret = nvkm_gr_context_create(parent, engine, oclass, NULL, gr->size,
-				     16, NVOBJ_FLAG_ZERO_ALLOC, &chan);
-	*pobject = nv_object(chan);
-	if (ret)
-		return ret;
-
-	nv40_grctx_fill(nv_device(gr), nv_gpuobj(chan));
-	nvkm_wo32(&chan->base.base.gpuobj, 0x00000, nv_gpuobj(chan)->addr >> 4);
-
-	spin_lock_irqsave(&gr->base.engine.lock, flags);
-	chan->fifo = (void *)parent;
-	chan->inst = chan->base.base.gpuobj.addr;
-	list_add(&chan->head, &gr->chan);
-	spin_unlock_irqrestore(&gr->base.engine.lock, flags);
-	return 0;
+	struct nv40_gr_chan *chan = nv40_gr_chan(object);
+	struct nv40_gr *gr = chan->gr;
+	int ret = nvkm_gpuobj_new(gr->base.engine.subdev.device, gr->size,
+				  align, true, parent, pgpuobj);
+	if (ret == 0) {
+		chan->inst = (*pgpuobj)->addr;
+		nvkm_kmap(*pgpuobj);
+		nv40_grctx_fill(gr->base.engine.subdev.device, *pgpuobj);
+		nvkm_wo32(*pgpuobj, 0x00000, chan->inst >> 4);
+		nvkm_done(*pgpuobj);
+	}
+	return ret;
 }
 
 static int
-nv40_gr_context_fini(struct nvkm_object *object, bool suspend)
+nv40_gr_chan_fini(struct nvkm_object *object, bool suspend)
 {
-	struct nv40_gr *gr = (void *)object->engine;
-	struct nv40_gr_chan *chan = (void *)object;
+	struct nv40_gr_chan *chan = nv40_gr_chan(object);
+	struct nv40_gr *gr = chan->gr;
 	struct nvkm_subdev *subdev = &gr->base.engine.subdev;
 	struct nvkm_device *device = subdev->device;
-	u32 inst = 0x01000000 | nv_gpuobj(chan)->addr >> 4;
+	u32 inst = 0x01000000 | chan->inst >> 4;
 	int ret = 0;
 
 	nvkm_mask(device, 0x400720, 0x00000001, 0x00000000);
@@ -210,19 +125,44 @@ nv40_gr_context_fini(struct nvkm_object *object, bool suspend)
 	return ret;
 }
 
-static struct nvkm_oclass
-nv40_gr_cclass = {
-	.handle = NV_ENGCTX(GR, 0x40),
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = nv40_gr_context_ctor,
-		.dtor = nv40_gr_context_dtor,
-		.init = _nvkm_gr_context_init,
-		.fini = nv40_gr_context_fini,
-		.rd32 = _nvkm_gr_context_rd32,
-		.wr32 = _nvkm_gr_context_wr32,
-	},
+static void *
+nv40_gr_chan_dtor(struct nvkm_object *object)
+{
+	struct nv40_gr_chan *chan = nv40_gr_chan(object);
+	unsigned long flags;
+	spin_lock_irqsave(&chan->gr->base.engine.lock, flags);
+	list_del(&chan->head);
+	spin_unlock_irqrestore(&chan->gr->base.engine.lock, flags);
+	return chan;
+}
+
+static const struct nvkm_object_func
+nv40_gr_chan = {
+	.dtor = nv40_gr_chan_dtor,
+	.fini = nv40_gr_chan_fini,
+	.bind = nv40_gr_chan_bind,
 };
 
+static int
+nv40_gr_chan_new(struct nvkm_gr *base, struct nvkm_fifo_chan *fifoch,
+		 const struct nvkm_oclass *oclass, struct nvkm_object **pobject)
+{
+	struct nv40_gr *gr = nv40_gr(base);
+	struct nv40_gr_chan *chan;
+	unsigned long flags;
+
+	if (!(chan = kzalloc(sizeof(*chan), GFP_KERNEL)))
+		return -ENOMEM;
+	nvkm_object_ctor(&nv40_gr_chan, oclass, &chan->object);
+	chan->gr = gr;
+	*pobject = &chan->object;
+
+	spin_lock_irqsave(&chan->gr->base.engine.lock, flags);
+	list_add(&chan->head, &gr->chan);
+	spin_unlock_irqrestore(&chan->gr->base.engine.lock, flags);
+	return 0;
+}
+
 /*******************************************************************************
  * PGRAPH engine/subdev functions
  ******************************************************************************/
@@ -237,7 +177,7 @@ nv40_gr_tile_prog(struct nvkm_engine *engine, int i)
 	unsigned long flags;
 
 	fifo->pause(fifo, &flags);
-	nv04_gr_idle(gr);
+	nv04_gr_idle(&gr->base);
 
 	switch (nv_device(gr)->chipset) {
 	case 0x40:
@@ -360,6 +300,54 @@ nv40_gr_intr(struct nvkm_subdev *subdev)
 	spin_unlock_irqrestore(&gr->base.engine.lock, flags);
 }
 
+static const struct nvkm_gr_func
+nv40_gr = {
+	.chan_new = nv40_gr_chan_new,
+	.sclass = {
+		{ -1, -1, 0x0012, &nv40_gr_object }, /* beta1 */
+		{ -1, -1, 0x0019, &nv40_gr_object }, /* clip */
+		{ -1, -1, 0x0030, &nv40_gr_object }, /* null */
+		{ -1, -1, 0x0039, &nv40_gr_object }, /* m2mf */
+		{ -1, -1, 0x0043, &nv40_gr_object }, /* rop */
+		{ -1, -1, 0x0044, &nv40_gr_object }, /* patt */
+		{ -1, -1, 0x004a, &nv40_gr_object }, /* gdi */
+		{ -1, -1, 0x0062, &nv40_gr_object }, /* surf2d */
+		{ -1, -1, 0x0072, &nv40_gr_object }, /* beta4 */
+		{ -1, -1, 0x0089, &nv40_gr_object }, /* sifm */
+		{ -1, -1, 0x008a, &nv40_gr_object }, /* ifc */
+		{ -1, -1, 0x009f, &nv40_gr_object }, /* imageblit */
+		{ -1, -1, 0x3062, &nv40_gr_object }, /* surf2d (nv40) */
+		{ -1, -1, 0x3089, &nv40_gr_object }, /* sifm (nv40) */
+		{ -1, -1, 0x309e, &nv40_gr_object }, /* swzsurf (nv40) */
+		{ -1, -1, 0x4097, &nv40_gr_object }, /* curie */
+		{}
+	}
+};
+
+static const struct nvkm_gr_func
+nv44_gr = {
+	.chan_new = nv40_gr_chan_new,
+	.sclass = {
+		{ -1, -1, 0x0012, &nv40_gr_object }, /* beta1 */
+		{ -1, -1, 0x0019, &nv40_gr_object }, /* clip */
+		{ -1, -1, 0x0030, &nv40_gr_object }, /* null */
+		{ -1, -1, 0x0039, &nv40_gr_object }, /* m2mf */
+		{ -1, -1, 0x0043, &nv40_gr_object }, /* rop */
+		{ -1, -1, 0x0044, &nv40_gr_object }, /* patt */
+		{ -1, -1, 0x004a, &nv40_gr_object }, /* gdi */
+		{ -1, -1, 0x0062, &nv40_gr_object }, /* surf2d */
+		{ -1, -1, 0x0072, &nv40_gr_object }, /* beta4 */
+		{ -1, -1, 0x0089, &nv40_gr_object }, /* sifm */
+		{ -1, -1, 0x008a, &nv40_gr_object }, /* ifc */
+		{ -1, -1, 0x009f, &nv40_gr_object }, /* imageblit */
+		{ -1, -1, 0x3062, &nv40_gr_object }, /* surf2d (nv40) */
+		{ -1, -1, 0x3089, &nv40_gr_object }, /* sifm (nv40) */
+		{ -1, -1, 0x309e, &nv40_gr_object }, /* swzsurf (nv40) */
+		{ -1, -1, 0x4497, &nv40_gr_object }, /* curie */
+	{}
+	}
+};
+
 static int
 nv40_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	     struct nvkm_oclass *oclass, void *data, u32 size,
@@ -377,11 +365,10 @@ nv40_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 
 	nv_subdev(gr)->unit = 0x00001000;
 	nv_subdev(gr)->intr = nv40_gr_intr;
-	nv_engine(gr)->cclass = &nv40_gr_cclass;
 	if (nv44_gr_class(gr))
-		nv_engine(gr)->sclass = nv44_gr_sclass;
+		gr->base.func = &nv44_gr;
 	else
-		nv_engine(gr)->sclass = nv40_gr_sclass;
+		gr->base.func = &nv40_gr;
 	nv_engine(gr)->tile_prog = nv40_gr_tile_prog;
 
 	gr->base.units = nv40_gr_units;
diff --git a/drm/nouveau/nvkm/engine/gr/nv40.h b/drm/nouveau/nvkm/engine/gr/nv40.h
index 01d9f73a..eefb36cb 100644
--- a/drm/nouveau/nvkm/engine/gr/nv40.h
+++ b/drm/nouveau/nvkm/engine/gr/nv40.h
@@ -1,8 +1,23 @@
 #ifndef __NV40_GR_H__
 #define __NV40_GR_H__
-#include <engine/gr.h>
+#define nv40_gr(p) container_of((p), struct nv40_gr, base)
+#include "priv.h"
 
-struct nvkm_gpuobj;
+struct nv40_gr {
+	struct nvkm_gr base;
+	u32 size;
+	struct list_head chan;
+};
+
+#define nv40_gr_chan(p) container_of((p), struct nv40_gr_chan, object)
+
+struct nv40_gr_chan {
+	struct nvkm_object object;
+	struct nv40_gr *gr;
+	struct nvkm_fifo_chan *fifo;
+	u32 inst;
+	struct list_head head;
+};
 
 /* returns 1 if device is one of the nv4x using the 0x4497 object class,
  * helpful to determine a number of other hardware features
diff --git a/drm/nouveau/nvkm/engine/gr/nv50.c b/drm/nouveau/nvkm/engine/gr/nv50.c
index 5f22dd3c..403d2c9a 100644
--- a/drm/nouveau/nvkm/engine/gr/nv50.c
+++ b/drm/nouveau/nvkm/engine/gr/nv50.c
@@ -27,16 +27,6 @@
 #include <subdev/timer.h>
 #include <engine/fifo.h>
 
-struct nv50_gr {
-	struct nvkm_gr base;
-	spinlock_t lock;
-	u32 size;
-};
-
-struct nv50_gr_chan {
-	struct nvkm_gr_chan base;
-};
-
 static u64
 nv50_gr_units(struct nvkm_gr *gr)
 {
@@ -48,126 +38,82 @@ nv50_gr_units(struct nvkm_gr *gr)
  ******************************************************************************/
 
 static int
-nv50_gr_object_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-		    struct nvkm_oclass *oclass, void *data, u32 size,
-		    struct nvkm_object **pobject)
+nv50_gr_object_bind(struct nvkm_object *object, struct nvkm_gpuobj *parent,
+		    int align, struct nvkm_gpuobj **pgpuobj)
 {
-	struct nvkm_gpuobj *obj;
-	int ret;
-
-	ret = nvkm_gpuobj_create(parent, engine, oclass, 0, parent,
-				 16, 16, 0, &obj);
-	*pobject = nv_object(obj);
-	if (ret)
-		return ret;
-
-	nvkm_kmap(obj);
-	nvkm_wo32(obj, 0x00, nv_mclass(obj));
-	nvkm_wo32(obj, 0x04, 0x00000000);
-	nvkm_wo32(obj, 0x08, 0x00000000);
-	nvkm_wo32(obj, 0x0c, 0x00000000);
-	nvkm_done(obj);
-	return 0;
+	int ret = nvkm_gpuobj_new(object->engine->subdev.device, 16,
+				  align, false, parent, pgpuobj);
+	if (ret == 0) {
+		nvkm_kmap(*pgpuobj);
+		nvkm_wo32(*pgpuobj, 0x00, object->oclass_name);
+		nvkm_wo32(*pgpuobj, 0x04, 0x00000000);
+		nvkm_wo32(*pgpuobj, 0x08, 0x00000000);
+		nvkm_wo32(*pgpuobj, 0x0c, 0x00000000);
+		nvkm_done(*pgpuobj);
+	}
+	return ret;
 }
 
-static struct nvkm_ofuncs
-nv50_gr_ofuncs = {
-	.ctor = nv50_gr_object_ctor,
-	.dtor = _nvkm_gpuobj_dtor,
-	.init = _nvkm_gpuobj_init,
-	.fini = _nvkm_gpuobj_fini,
-	.rd32 = _nvkm_gpuobj_rd32,
-	.wr32 = _nvkm_gpuobj_wr32,
-};
-
-static struct nvkm_oclass
-nv50_gr_sclass[] = {
-	{ 0x0030, &nv50_gr_ofuncs },
-	{ 0x502d, &nv50_gr_ofuncs },
-	{ 0x5039, &nv50_gr_ofuncs },
-	{ 0x5097, &nv50_gr_ofuncs },
-	{ 0x50c0, &nv50_gr_ofuncs },
-	{}
+static const struct nvkm_object_func
+nv50_gr_object = {
+	.bind = nv50_gr_object_bind,
 };
 
-static struct nvkm_oclass
-g84_gr_sclass[] = {
-	{ 0x0030, &nv50_gr_ofuncs },
-	{ 0x502d, &nv50_gr_ofuncs },
-	{ 0x5039, &nv50_gr_ofuncs },
-	{ 0x50c0, &nv50_gr_ofuncs },
-	{ 0x8297, &nv50_gr_ofuncs },
-	{}
-};
-
-static struct nvkm_oclass
-gt200_gr_sclass[] = {
-	{ 0x0030, &nv50_gr_ofuncs },
-	{ 0x502d, &nv50_gr_ofuncs },
-	{ 0x5039, &nv50_gr_ofuncs },
-	{ 0x50c0, &nv50_gr_ofuncs },
-	{ 0x8397, &nv50_gr_ofuncs },
-	{}
-};
+static int
+nv50_gr_object_get(struct nvkm_gr *base, int index, struct nvkm_sclass *sclass)
+{
+	struct nv50_gr *gr = nv50_gr(base);
+	int c = 0;
 
-static struct nvkm_oclass
-gt215_gr_sclass[] = {
-	{ 0x0030, &nv50_gr_ofuncs },
-	{ 0x502d, &nv50_gr_ofuncs },
-	{ 0x5039, &nv50_gr_ofuncs },
-	{ 0x50c0, &nv50_gr_ofuncs },
-	{ 0x8597, &nv50_gr_ofuncs },
-	{ 0x85c0, &nv50_gr_ofuncs },
-	{}
-};
+	while (gr->func->sclass[c].oclass) {
+		if (c++ == index) {
+			*sclass = gr->func->sclass[index];
+			return index;
+		}
+	}
 
-static struct nvkm_oclass
-mcp89_gr_sclass[] = {
-	{ 0x0030, &nv50_gr_ofuncs },
-	{ 0x502d, &nv50_gr_ofuncs },
-	{ 0x5039, &nv50_gr_ofuncs },
-	{ 0x50c0, &nv50_gr_ofuncs },
-	{ 0x85c0, &nv50_gr_ofuncs },
-	{ 0x8697, &nv50_gr_ofuncs },
-	{}
-};
+	return c;
+}
 
 /*******************************************************************************
  * PGRAPH context
  ******************************************************************************/
 
 static int
-nv50_gr_context_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-		     struct nvkm_oclass *oclass, void *data, u32 size,
-		     struct nvkm_object **pobject)
+nv50_gr_chan_bind(struct nvkm_object *object, struct nvkm_gpuobj *parent,
+		  int align, struct nvkm_gpuobj **pgpuobj)
 {
-	struct nv50_gr *gr = (void *)engine;
-	struct nv50_gr_chan *chan;
-	int ret;
+	struct nv50_gr *gr = nv50_gr_chan(object)->gr;
+	int ret = nvkm_gpuobj_new(gr->base.engine.subdev.device, gr->size,
+				  align, true, parent, pgpuobj);
+	if (ret == 0) {
+		nvkm_kmap(*pgpuobj);
+		nv50_grctx_fill(gr->base.engine.subdev.device, *pgpuobj);
+		nvkm_done(*pgpuobj);
+	}
+	return ret;
+}
 
-	ret = nvkm_gr_context_create(parent, engine, oclass, NULL, gr->size,
-				     0, NVOBJ_FLAG_ZERO_ALLOC, &chan);
-	*pobject = nv_object(chan);
-	if (ret)
-		return ret;
+static const struct nvkm_object_func
+nv50_gr_chan = {
+	.bind = nv50_gr_chan_bind,
+};
+
+static int
+nv50_gr_chan_new(struct nvkm_gr *base, struct nvkm_fifo_chan *fifoch,
+		 const struct nvkm_oclass *oclass, struct nvkm_object **pobject)
+{
+	struct nv50_gr *gr = nv50_gr(base);
+	struct nv50_gr_chan *chan;
 
-	nv50_grctx_fill(nv_device(gr), nv_gpuobj(chan));
+	if (!(chan = kzalloc(sizeof(*chan), GFP_KERNEL)))
+		return -ENOMEM;
+	nvkm_object_ctor(&nv50_gr_chan, oclass, &chan->object);
+	chan->gr = gr;
+	*pobject = &chan->object;
 	return 0;
 }
 
-static struct nvkm_oclass
-nv50_gr_cclass = {
-	.handle = NV_ENGCTX(GR, 0x50),
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = nv50_gr_context_ctor,
-		.dtor = _nvkm_gr_context_dtor,
-		.init = _nvkm_gr_context_init,
-		.fini = _nvkm_gr_context_fini,
-		.rd32 = _nvkm_gr_context_rd32,
-		.wr32 = _nvkm_gr_context_wr32,
-	},
-};
-
 /*******************************************************************************
  * PGRAPH engine/subdev functions
  ******************************************************************************/
@@ -889,6 +835,74 @@ nv50_gr_intr(struct nvkm_subdev *subdev)
 	nvkm_fifo_chan_put(device->fifo, flags, &chan);
 }
 
+static const struct nv50_gr_func
+nv50_gr = {
+	.sclass = {
+		{ -1, -1, 0x0030, &nv50_gr_object },
+		{ -1, -1, 0x502d, &nv50_gr_object },
+		{ -1, -1, 0x5039, &nv50_gr_object },
+		{ -1, -1, 0x5097, &nv50_gr_object },
+		{ -1, -1, 0x50c0, &nv50_gr_object },
+		{}
+	}
+};
+
+static const struct nv50_gr_func
+g84_gr = {
+	.sclass = {
+		{ -1, -1, 0x0030, &nv50_gr_object },
+		{ -1, -1, 0x502d, &nv50_gr_object },
+		{ -1, -1, 0x5039, &nv50_gr_object },
+		{ -1, -1, 0x50c0, &nv50_gr_object },
+		{ -1, -1, 0x8297, &nv50_gr_object },
+		{}
+	}
+};
+
+static const struct nv50_gr_func
+gt200_gr = {
+	.sclass = {
+		{ -1, -1, 0x0030, &nv50_gr_object },
+		{ -1, -1, 0x502d, &nv50_gr_object },
+		{ -1, -1, 0x5039, &nv50_gr_object },
+		{ -1, -1, 0x50c0, &nv50_gr_object },
+		{ -1, -1, 0x8397, &nv50_gr_object },
+		{}
+	}
+};
+
+static const struct nv50_gr_func
+gt215_gr = {
+	.sclass = {
+		{ -1, -1, 0x0030, &nv50_gr_object },
+		{ -1, -1, 0x502d, &nv50_gr_object },
+		{ -1, -1, 0x5039, &nv50_gr_object },
+		{ -1, -1, 0x50c0, &nv50_gr_object },
+		{ -1, -1, 0x8597, &nv50_gr_object },
+		{ -1, -1, 0x85c0, &nv50_gr_object },
+		{}
+	}
+};
+
+static const struct nv50_gr_func
+mcp89_gr = {
+	.sclass = {
+		{ -1, -1, 0x0030, &nv50_gr_object },
+		{ -1, -1, 0x502d, &nv50_gr_object },
+		{ -1, -1, 0x5039, &nv50_gr_object },
+		{ -1, -1, 0x50c0, &nv50_gr_object },
+		{ -1, -1, 0x85c0, &nv50_gr_object },
+		{ -1, -1, 0x8697, &nv50_gr_object },
+		{}
+	}
+};
+
+static const struct nvkm_gr_func
+nv50_gr_ = {
+	.chan_new = nv50_gr_chan_new,
+	.object_get = nv50_gr_object_get,
+};
+
 static int
 nv50_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	     struct nvkm_oclass *oclass, void *data, u32 size,
@@ -904,13 +918,13 @@ nv50_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 
 	nv_subdev(gr)->unit = 0x00201000;
 	nv_subdev(gr)->intr = nv50_gr_intr;
-	nv_engine(gr)->cclass = &nv50_gr_cclass;
 
+	gr->base.func = &nv50_gr_;
 	gr->base.units = nv50_gr_units;
 
 	switch (nv_device(gr)->chipset) {
 	case 0x50:
-		nv_engine(gr)->sclass = nv50_gr_sclass;
+		gr->func = &nv50_gr;
 		break;
 	case 0x84:
 	case 0x86:
@@ -918,22 +932,21 @@ nv50_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	case 0x94:
 	case 0x96:
 	case 0x98:
-		nv_engine(gr)->sclass = g84_gr_sclass;
+		gr->func = &g84_gr;
 		break;
 	case 0xa0:
 	case 0xaa:
 	case 0xac:
-		nv_engine(gr)->sclass = gt200_gr_sclass;
+		gr->func = &gt200_gr;
 		break;
 	case 0xa3:
 	case 0xa5:
 	case 0xa8:
-		nv_engine(gr)->sclass = gt215_gr_sclass;
+		gr->func = &gt215_gr;
 		break;
 	case 0xaf:
-		nv_engine(gr)->sclass = mcp89_gr_sclass;
+		gr->func = &mcp89_gr;
 		break;
-
 	}
 
 	/* unfortunate hw bug workaround... */
diff --git a/drm/nouveau/nvkm/engine/gr/nv50.h b/drm/nouveau/nvkm/engine/gr/nv50.h
index bcf786f6..145ea502 100644
--- a/drm/nouveau/nvkm/engine/gr/nv50.h
+++ b/drm/nouveau/nvkm/engine/gr/nv50.h
@@ -1,8 +1,26 @@
 #ifndef __NV50_GR_H__
 #define __NV50_GR_H__
-#include <engine/gr.h>
-struct nvkm_device;
-struct nvkm_gpuobj;
+#define nv50_gr(p) container_of((p), struct nv50_gr, base)
+#include "priv.h"
+
+struct nv50_gr {
+	struct nvkm_gr base;
+	const struct nv50_gr_func *func;
+	spinlock_t lock;
+	u32 size;
+};
+
+struct nv50_gr_func {
+	void *(*dtor)(struct nv50_gr *);
+	struct nvkm_sclass sclass[];
+};
+
+#define nv50_gr_chan(p) container_of((p), struct nv50_gr_chan, object)
+
+struct nv50_gr_chan {
+	struct nvkm_object object;
+	struct nv50_gr *gr;
+};
 
 int  nv50_grctx_init(struct nvkm_device *, u32 *size);
 void nv50_grctx_fill(struct nvkm_device *, struct nvkm_gpuobj *);
diff --git a/drm/nouveau/nvkm/engine/gr/priv.h b/drm/nouveau/nvkm/engine/gr/priv.h
new file mode 100644
index 00000000..f7fd617b
--- /dev/null
+++ b/drm/nouveau/nvkm/engine/gr/priv.h
@@ -0,0 +1,15 @@
+#ifndef __NVKM_GR_PRIV_H__
+#define __NVKM_GR_PRIV_H__
+#define nvkm_gr(p) container_of((p), struct nvkm_gr, engine)
+#include <engine/gr.h>
+struct nvkm_fifo_chan;
+
+struct nvkm_gr_func {
+	int (*chan_new)(struct nvkm_gr *, struct nvkm_fifo_chan *,
+			const struct nvkm_oclass *, struct nvkm_object **);
+	int (*object_get)(struct nvkm_gr *, int, struct nvkm_sclass *);
+	struct nvkm_sclass sclass[];
+};
+
+extern const struct nvkm_object_func nv04_gr_object;
+#endif