drm/nouveau/dma: convert to new-style nvkm_engine

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

22 files changed, 162 insertions, 242 deletions

diff --git a/drivers/gpu/drm/nouveau/include/nvif/class.h b/drivers/gpu/drm/nouveau/include/nvif/class.h
index 1b85ffe629aa70..95a64d89547cde 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/class.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/class.h
@@ -251,13 +251,13 @@ struct gf100_dma_v0 {
 	__u8  pad03[5];
 };
 
-struct gf110_dma_v0 {
+struct gf119_dma_v0 {
 	__u8  version;
-#define GF110_DMA_V0_PAGE_LP                                               0x00
-#define GF110_DMA_V0_PAGE_SP                                               0x01
+#define GF119_DMA_V0_PAGE_LP                                               0x00
+#define GF119_DMA_V0_PAGE_SP                                               0x01
 	__u8  page;
-#define GF110_DMA_V0_KIND_PITCH                                            0x00
-#define GF110_DMA_V0_KIND_VM                                               0xff
+#define GF119_DMA_V0_KIND_PITCH                                            0x00
+#define GF119_DMA_V0_KIND_VM                                               0xff
 	__u8  kind;
 	__u8  pad03[5];
 };
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/dma.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/dma.h
index 7439a02bf7c9b7..114bfb737a8123 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/engine/dma.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/dma.h
@@ -2,7 +2,6 @@
 #define __NVKM_DMA_H__
 #include <core/engine.h>
 struct nvkm_client;
-struct nvkm_gpuobj;
 
 struct nvkm_dmaobj {
 	const struct nvkm_dmaobj_func *func;
@@ -18,20 +17,16 @@ struct nvkm_dmaobj {
 	u64 handle; /*XXX HANDLE MERGE */
 };
 
-struct nvkm_dmaobj_func {
-	int (*bind)(struct nvkm_dmaobj *, struct nvkm_gpuobj *, int align,
-		    struct nvkm_gpuobj **);
-};
-
 struct nvkm_dma {
+	const struct nvkm_dma_func *func;
 	struct nvkm_engine engine;
 };
 
 struct nvkm_dmaobj *
 nvkm_dma_search(struct nvkm_dma *, struct nvkm_client *, u64 object);
 
-extern struct nvkm_oclass *nv04_dmaeng_oclass;
-extern struct nvkm_oclass *nv50_dmaeng_oclass;
-extern struct nvkm_oclass *gf100_dmaeng_oclass;
-extern struct nvkm_oclass *gf110_dmaeng_oclass;
+int nv04_dma_new(struct nvkm_device *, int, struct nvkm_dma **);
+int nv50_dma_new(struct nvkm_device *, int, struct nvkm_dma **);
+int gf100_dma_new(struct nvkm_device *, int, struct nvkm_dma **);
+int gf119_dma_new(struct nvkm_device *, int, struct nvkm_dma **);
 #endif
diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c
index 817ce09acb192e..57b13602b2c5a0 100644
--- a/drivers/gpu/drm/nouveau/nv50_display.c
+++ b/drivers/gpu/drm/nouveau/nv50_display.c
@@ -2339,7 +2339,7 @@ nv50_fbdma_init(struct drm_device *dev, u32 name, u64 offset, u64 length, u8 kin
 		union {
 			struct nv50_dma_v0 nv50;
 			struct gf100_dma_v0 gf100;
-			struct gf110_dma_v0 gf110;
+			struct gf119_dma_v0 gf119;
 		};
 	} args = {};
 	struct nv50_fbdma *fbdma;
@@ -2375,9 +2375,9 @@ nv50_fbdma_init(struct drm_device *dev, u32 name, u64 offset, u64 length, u8 kin
 		args.gf100.kind = kind;
 		size += sizeof(args.gf100);
 	} else {
-		args.gf110.page = GF110_DMA_V0_PAGE_LP;
-		args.gf110.kind = kind;
-		size += sizeof(args.gf110);
+		args.gf119.page = GF119_DMA_V0_PAGE_LP;
+		args.gf119.kind = kind;
+		size += sizeof(args.gf119);
 	}
 
 	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
index e9ed835630287a..fa4a1f00499c10 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
@@ -87,7 +87,7 @@ nv4_chipset = {
 	.mmu = nv04_mmu_new,
 	.timer = nv04_timer_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv04_fifo_new,
 //	.gr = nv04_gr_new,
 //	.sw = nv04_sw_new,
@@ -107,7 +107,7 @@ nv5_chipset = {
 	.mmu = nv04_mmu_new,
 	.timer = nv04_timer_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv04_fifo_new,
 //	.gr = nv04_gr_new,
 //	.sw = nv04_sw_new,
@@ -128,7 +128,7 @@ nv10_chipset = {
 	.mmu = nv04_mmu_new,
 	.timer = nv04_timer_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.gr = nv10_gr_new,
 };
 
@@ -147,7 +147,7 @@ nv11_chipset = {
 	.mmu = nv04_mmu_new,
 	.timer = nv04_timer_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv10_fifo_new,
 //	.gr = nv10_gr_new,
 //	.sw = nv10_sw_new,
@@ -168,7 +168,7 @@ nv15_chipset = {
 	.mmu = nv04_mmu_new,
 	.timer = nv04_timer_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv10_fifo_new,
 //	.gr = nv10_gr_new,
 //	.sw = nv10_sw_new,
@@ -189,7 +189,7 @@ nv17_chipset = {
 	.mmu = nv04_mmu_new,
 	.timer = nv04_timer_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv17_fifo_new,
 //	.gr = nv10_gr_new,
 //	.sw = nv10_sw_new,
@@ -210,7 +210,7 @@ nv18_chipset = {
 	.mmu = nv04_mmu_new,
 	.timer = nv04_timer_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv17_fifo_new,
 //	.gr = nv10_gr_new,
 //	.sw = nv10_sw_new,
@@ -231,7 +231,7 @@ nv1a_chipset = {
 	.mmu = nv04_mmu_new,
 	.timer = nv04_timer_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv10_fifo_new,
 //	.gr = nv10_gr_new,
 //	.sw = nv10_sw_new,
@@ -252,7 +252,7 @@ nv1f_chipset = {
 	.mmu = nv04_mmu_new,
 	.timer = nv04_timer_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv17_fifo_new,
 //	.gr = nv10_gr_new,
 //	.sw = nv10_sw_new,
@@ -273,7 +273,7 @@ nv20_chipset = {
 	.mmu = nv04_mmu_new,
 	.timer = nv04_timer_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv17_fifo_new,
 //	.gr = nv20_gr_new,
 //	.sw = nv10_sw_new,
@@ -294,7 +294,7 @@ nv25_chipset = {
 	.mmu = nv04_mmu_new,
 	.timer = nv04_timer_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv17_fifo_new,
 //	.gr = nv25_gr_new,
 //	.sw = nv10_sw_new,
@@ -315,7 +315,7 @@ nv28_chipset = {
 	.mmu = nv04_mmu_new,
 	.timer = nv04_timer_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv17_fifo_new,
 //	.gr = nv25_gr_new,
 //	.sw = nv10_sw_new,
@@ -336,7 +336,7 @@ nv2a_chipset = {
 	.mmu = nv04_mmu_new,
 	.timer = nv04_timer_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv17_fifo_new,
 //	.gr = nv2a_gr_new,
 //	.sw = nv10_sw_new,
@@ -357,7 +357,7 @@ nv30_chipset = {
 	.mmu = nv04_mmu_new,
 	.timer = nv04_timer_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv17_fifo_new,
 //	.gr = nv30_gr_new,
 //	.sw = nv10_sw_new,
@@ -378,7 +378,7 @@ nv31_chipset = {
 	.mmu = nv04_mmu_new,
 	.timer = nv04_timer_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv17_fifo_new,
 //	.gr = nv30_gr_new,
 //	.mpeg = nv31_mpeg_new,
@@ -400,7 +400,7 @@ nv34_chipset = {
 	.mmu = nv04_mmu_new,
 	.timer = nv04_timer_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv17_fifo_new,
 //	.gr = nv34_gr_new,
 //	.mpeg = nv31_mpeg_new,
@@ -422,7 +422,7 @@ nv35_chipset = {
 	.mmu = nv04_mmu_new,
 	.timer = nv04_timer_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv17_fifo_new,
 //	.gr = nv35_gr_new,
 //	.sw = nv10_sw_new,
@@ -443,7 +443,7 @@ nv36_chipset = {
 	.mmu = nv04_mmu_new,
 	.timer = nv04_timer_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv17_fifo_new,
 //	.gr = nv35_gr_new,
 //	.mpeg = nv31_mpeg_new,
@@ -467,7 +467,7 @@ nv40_chipset = {
 	.timer = nv40_timer_new,
 	.volt = nv40_volt_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv40_fifo_new,
 //	.gr = nv40_gr_new,
 //	.mpeg = nv40_mpeg_new,
@@ -492,7 +492,7 @@ nv41_chipset = {
 	.timer = nv41_timer_new,
 	.volt = nv40_volt_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv40_fifo_new,
 //	.gr = nv40_gr_new,
 //	.mpeg = nv40_mpeg_new,
@@ -517,7 +517,7 @@ nv42_chipset = {
 	.timer = nv41_timer_new,
 	.volt = nv40_volt_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv40_fifo_new,
 //	.gr = nv40_gr_new,
 //	.mpeg = nv40_mpeg_new,
@@ -542,7 +542,7 @@ nv43_chipset = {
 	.timer = nv41_timer_new,
 	.volt = nv40_volt_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv40_fifo_new,
 //	.gr = nv40_gr_new,
 //	.mpeg = nv40_mpeg_new,
@@ -567,7 +567,7 @@ nv44_chipset = {
 	.timer = nv41_timer_new,
 	.volt = nv40_volt_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv40_fifo_new,
 //	.gr = nv40_gr_new,
 //	.mpeg = nv44_mpeg_new,
@@ -592,7 +592,7 @@ nv45_chipset = {
 	.timer = nv41_timer_new,
 	.volt = nv40_volt_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv40_fifo_new,
 //	.gr = nv40_gr_new,
 //	.mpeg = nv44_mpeg_new,
@@ -617,7 +617,7 @@ nv46_chipset = {
 	.timer = nv41_timer_new,
 	.volt = nv40_volt_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv40_fifo_new,
 //	.gr = nv40_gr_new,
 //	.mpeg = nv44_mpeg_new,
@@ -642,7 +642,7 @@ nv47_chipset = {
 	.timer = nv41_timer_new,
 	.volt = nv40_volt_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv40_fifo_new,
 //	.gr = nv40_gr_new,
 //	.mpeg = nv44_mpeg_new,
@@ -667,7 +667,7 @@ nv49_chipset = {
 	.timer = nv41_timer_new,
 	.volt = nv40_volt_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv40_fifo_new,
 //	.gr = nv40_gr_new,
 //	.mpeg = nv44_mpeg_new,
@@ -692,7 +692,7 @@ nv4a_chipset = {
 	.timer = nv41_timer_new,
 	.volt = nv40_volt_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv40_fifo_new,
 //	.gr = nv40_gr_new,
 //	.mpeg = nv44_mpeg_new,
@@ -717,7 +717,7 @@ nv4b_chipset = {
 	.timer = nv41_timer_new,
 	.volt = nv40_volt_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv40_fifo_new,
 //	.gr = nv40_gr_new,
 //	.mpeg = nv44_mpeg_new,
@@ -742,7 +742,7 @@ nv4c_chipset = {
 	.timer = nv41_timer_new,
 	.volt = nv40_volt_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv40_fifo_new,
 //	.gr = nv40_gr_new,
 //	.mpeg = nv44_mpeg_new,
@@ -767,7 +767,7 @@ nv4e_chipset = {
 	.timer = nv41_timer_new,
 	.volt = nv40_volt_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv40_fifo_new,
 //	.gr = nv40_gr_new,
 //	.mpeg = nv44_mpeg_new,
@@ -795,7 +795,7 @@ nv50_chipset = {
 	.timer = nv41_timer_new,
 	.volt = nv40_volt_new,
 //	.disp = nv50_disp_new,
-//	.dma = nv50_dma_new,
+	.dma = nv50_dma_new,
 //	.fifo = nv50_fifo_new,
 //	.gr = nv50_gr_new,
 //	.mpeg = nv50_mpeg_new,
@@ -820,7 +820,7 @@ nv63_chipset = {
 	.timer = nv41_timer_new,
 	.volt = nv40_volt_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv40_fifo_new,
 //	.gr = nv40_gr_new,
 //	.mpeg = nv44_mpeg_new,
@@ -845,7 +845,7 @@ nv67_chipset = {
 	.timer = nv41_timer_new,
 	.volt = nv40_volt_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv40_fifo_new,
 //	.gr = nv40_gr_new,
 //	.mpeg = nv44_mpeg_new,
@@ -870,7 +870,7 @@ nv68_chipset = {
 	.timer = nv41_timer_new,
 	.volt = nv40_volt_new,
 //	.disp = nv04_disp_new,
-//	.dma = nv04_dma_new,
+	.dma = nv04_dma_new,
 //	.fifo = nv40_fifo_new,
 //	.gr = nv40_gr_new,
 //	.mpeg = nv44_mpeg_new,
@@ -900,7 +900,7 @@ nv84_chipset = {
 	.bsp = g84_bsp_new,
 	.cipher = g84_cipher_new,
 //	.disp = g84_disp_new,
-//	.dma = nv50_dma_new,
+	.dma = nv50_dma_new,
 //	.fifo = g84_fifo_new,
 //	.gr = nv50_gr_new,
 //	.mpeg = g84_mpeg_new,
@@ -931,7 +931,7 @@ nv86_chipset = {
 	.bsp = g84_bsp_new,
 	.cipher = g84_cipher_new,
 //	.disp = g84_disp_new,
-//	.dma = nv50_dma_new,
+	.dma = nv50_dma_new,
 //	.fifo = g84_fifo_new,
 //	.gr = nv50_gr_new,
 //	.mpeg = g84_mpeg_new,
@@ -962,7 +962,7 @@ nv92_chipset = {
 	.bsp = g84_bsp_new,
 	.cipher = g84_cipher_new,
 //	.disp = g84_disp_new,
-//	.dma = nv50_dma_new,
+	.dma = nv50_dma_new,
 //	.fifo = g84_fifo_new,
 //	.gr = nv50_gr_new,
 //	.mpeg = g84_mpeg_new,
@@ -993,7 +993,7 @@ nv94_chipset = {
 	.bsp = g84_bsp_new,
 	.cipher = g84_cipher_new,
 //	.disp = g94_disp_new,
-//	.dma = nv50_dma_new,
+	.dma = nv50_dma_new,
 //	.fifo = g84_fifo_new,
 //	.gr = nv50_gr_new,
 //	.mpeg = g84_mpeg_new,
@@ -1021,7 +1021,7 @@ nv96_chipset = {
 	.mmu = nv50_mmu_new,
 	.bar = g84_bar_new,
 	.volt = nv40_volt_new,
-//	.dma = nv50_dma_new,
+	.dma = nv50_dma_new,
 //	.fifo = g84_fifo_new,
 //	.sw = nv50_sw_new,
 //	.gr = nv50_gr_new,
@@ -1052,7 +1052,7 @@ nv98_chipset = {
 	.mmu = nv50_mmu_new,
 	.bar = g84_bar_new,
 	.volt = nv40_volt_new,
-//	.dma = nv50_dma_new,
+	.dma = nv50_dma_new,
 //	.fifo = g84_fifo_new,
 //	.sw = nv50_sw_new,
 //	.gr = nv50_gr_new,
@@ -1086,7 +1086,7 @@ nva0_chipset = {
 	.bsp = g84_bsp_new,
 	.cipher = g84_cipher_new,
 //	.disp = gt200_disp_new,
-//	.dma = nv50_dma_new,
+	.dma = nv50_dma_new,
 //	.fifo = g84_fifo_new,
 //	.gr = nv50_gr_new,
 //	.mpeg = g84_mpeg_new,
@@ -1117,7 +1117,7 @@ nva3_chipset = {
 	.volt = nv40_volt_new,
 	.ce[0] = gt215_ce_new,
 //	.disp = gt215_disp_new,
-//	.dma = nv50_dma_new,
+	.dma = nv50_dma_new,
 //	.fifo = g84_fifo_new,
 //	.gr = nv50_gr_new,
 //	.mpeg = g84_mpeg_new,
@@ -1150,7 +1150,7 @@ nva5_chipset = {
 	.volt = nv40_volt_new,
 	.ce[0] = gt215_ce_new,
 //	.disp = gt215_disp_new,
-//	.dma = nv50_dma_new,
+	.dma = nv50_dma_new,
 //	.fifo = g84_fifo_new,
 //	.gr = nv50_gr_new,
 	.mspdec = gt215_mspdec_new,
@@ -1182,7 +1182,7 @@ nva8_chipset = {
 	.volt = nv40_volt_new,
 	.ce[0] = gt215_ce_new,
 //	.disp = gt215_disp_new,
-//	.dma = nv50_dma_new,
+	.dma = nv50_dma_new,
 //	.fifo = g84_fifo_new,
 //	.gr = nv50_gr_new,
 	.mspdec = gt215_mspdec_new,
@@ -1212,7 +1212,7 @@ nvaa_chipset = {
 	.timer = nv41_timer_new,
 	.volt = nv40_volt_new,
 //	.disp = g94_disp_new,
-//	.dma = nv50_dma_new,
+	.dma = nv50_dma_new,
 //	.fifo = g84_fifo_new,
 //	.gr = nv50_gr_new,
 	.mspdec = g98_mspdec_new,
@@ -1243,7 +1243,7 @@ nvac_chipset = {
 	.timer = nv41_timer_new,
 	.volt = nv40_volt_new,
 //	.disp = g94_disp_new,
-//	.dma = nv50_dma_new,
+	.dma = nv50_dma_new,
 //	.fifo = g84_fifo_new,
 //	.gr = nv50_gr_new,
 	.mspdec = g98_mspdec_new,
@@ -1276,7 +1276,7 @@ nvaf_chipset = {
 	.volt = nv40_volt_new,
 	.ce[0] = gt215_ce_new,
 //	.disp = gt215_disp_new,
-//	.dma = nv50_dma_new,
+	.dma = nv50_dma_new,
 //	.fifo = g84_fifo_new,
 //	.gr = nv50_gr_new,
 	.mspdec = gt215_mspdec_new,
@@ -1311,7 +1311,7 @@ nvc0_chipset = {
 	.ce[0] = gf100_ce_new,
 	.ce[1] = gf100_ce_new,
 //	.disp = gt215_disp_new,
-//	.dma = gf100_dma_new,
+	.dma = gf100_dma_new,
 //	.fifo = gf100_fifo_new,
 //	.gr = gf100_gr_new,
 	.mspdec = gf100_mspdec_new,
@@ -1345,7 +1345,7 @@ nvc1_chipset = {
 	.volt = nv40_volt_new,
 	.ce[0] = gf100_ce_new,
 //	.disp = gt215_disp_new,
-//	.dma = gf100_dma_new,
+	.dma = gf100_dma_new,
 //	.fifo = gf100_fifo_new,
 //	.gr = gf108_gr_new,
 	.mspdec = gf100_mspdec_new,
@@ -1379,7 +1379,7 @@ nvc3_chipset = {
 	.volt = nv40_volt_new,
 	.ce[0] = gf100_ce_new,
 //	.disp = gt215_disp_new,
-//	.dma = gf100_dma_new,
+	.dma = gf100_dma_new,
 //	.fifo = gf100_fifo_new,
 //	.gr = gf104_gr_new,
 	.mspdec = gf100_mspdec_new,
@@ -1414,7 +1414,7 @@ nvc4_chipset = {
 	.ce[0] = gf100_ce_new,
 	.ce[1] = gf100_ce_new,
 //	.disp = gt215_disp_new,
-//	.dma = gf100_dma_new,
+	.dma = gf100_dma_new,
 //	.fifo = gf100_fifo_new,
 //	.gr = gf104_gr_new,
 	.mspdec = gf100_mspdec_new,
@@ -1449,7 +1449,7 @@ nvc8_chipset = {
 	.ce[0] = gf100_ce_new,
 	.ce[1] = gf100_ce_new,
 //	.disp = gt215_disp_new,
-//	.dma = gf100_dma_new,
+	.dma = gf100_dma_new,
 //	.fifo = gf100_fifo_new,
 //	.gr = gf110_gr_new,
 	.mspdec = gf100_mspdec_new,
@@ -1484,7 +1484,7 @@ nvce_chipset = {
 	.ce[0] = gf100_ce_new,
 	.ce[1] = gf100_ce_new,
 //	.disp = gt215_disp_new,
-//	.dma = gf100_dma_new,
+	.dma = gf100_dma_new,
 //	.fifo = gf100_fifo_new,
 //	.gr = gf104_gr_new,
 	.mspdec = gf100_mspdec_new,
@@ -1518,7 +1518,7 @@ nvcf_chipset = {
 	.volt = nv40_volt_new,
 	.ce[0] = gf100_ce_new,
 //	.disp = gt215_disp_new,
-//	.dma = gf100_dma_new,
+	.dma = gf100_dma_new,
 //	.fifo = gf100_fifo_new,
 //	.gr = gf104_gr_new,
 	.mspdec = gf100_mspdec_new,
@@ -1550,7 +1550,7 @@ nvd7_chipset = {
 	.timer = nv41_timer_new,
 	.ce[0] = gf100_ce_new,
 //	.disp = gf119_disp_new,
-//	.dma = gf119_dma_new,
+	.dma = gf119_dma_new,
 //	.fifo = gf100_fifo_new,
 //	.gr = gf117_gr_new,
 	.mspdec = gf100_mspdec_new,
@@ -1584,7 +1584,7 @@ nvd9_chipset = {
 	.volt = nv40_volt_new,
 	.ce[0] = gf100_ce_new,
 //	.disp = gf119_disp_new,
-//	.dma = gf119_dma_new,
+	.dma = gf119_dma_new,
 //	.fifo = gf100_fifo_new,
 //	.gr = gf119_gr_new,
 	.mspdec = gf100_mspdec_new,
@@ -1620,7 +1620,7 @@ nve4_chipset = {
 	.ce[1] = gk104_ce_new,
 	.ce[2] = gk104_ce_new,
 //	.disp = gk104_disp_new,
-//	.dma = gf119_dma_new,
+	.dma = gf119_dma_new,
 //	.fifo = gk104_fifo_new,
 //	.gr = gk104_gr_new,
 	.mspdec = gk104_mspdec_new,
@@ -1656,7 +1656,7 @@ nve6_chipset = {
 	.ce[1] = gk104_ce_new,
 	.ce[2] = gk104_ce_new,
 //	.disp = gk104_disp_new,
-//	.dma = gf119_dma_new,
+	.dma = gf119_dma_new,
 //	.fifo = gk104_fifo_new,
 //	.gr = gk104_gr_new,
 	.mspdec = gk104_mspdec_new,
@@ -1692,7 +1692,7 @@ nve7_chipset = {
 	.ce[1] = gk104_ce_new,
 	.ce[2] = gk104_ce_new,
 //	.disp = gk104_disp_new,
-//	.dma = gf119_dma_new,
+	.dma = gf119_dma_new,
 //	.fifo = gk104_fifo_new,
 //	.gr = gk104_gr_new,
 	.mspdec = gk104_mspdec_new,
@@ -1719,7 +1719,7 @@ nvea_chipset = {
 	.timer = gk20a_timer_new,
 	.volt = gk20a_volt_new,
 	.ce[2] = gk104_ce_new,
-//	.dma = gf119_dma_new,
+	.dma = gf119_dma_new,
 //	.fifo = gk20a_fifo_new,
 //	.gr = gk20a_gr_new,
 //	.pm = gk104_pm_new,
@@ -1752,7 +1752,7 @@ nvf0_chipset = {
 	.ce[1] = gk104_ce_new,
 	.ce[2] = gk104_ce_new,
 //	.disp = gk110_disp_new,
-//	.dma = gf119_dma_new,
+	.dma = gf119_dma_new,
 //	.fifo = gk104_fifo_new,
 //	.gr = gk110_gr_new,
 	.mspdec = gk104_mspdec_new,
@@ -1788,7 +1788,7 @@ nvf1_chipset = {
 	.ce[1] = gk104_ce_new,
 	.ce[2] = gk104_ce_new,
 //	.disp = gk110_disp_new,
-//	.dma = gf119_dma_new,
+	.dma = gf119_dma_new,
 //	.fifo = gk104_fifo_new,
 //	.gr = gk110b_gr_new,
 	.mspdec = gk104_mspdec_new,
@@ -1824,7 +1824,7 @@ nv106_chipset = {
 	.ce[1] = gk104_ce_new,
 	.ce[2] = gk104_ce_new,
 //	.disp = gk110_disp_new,
-//	.dma = gf119_dma_new,
+	.dma = gf119_dma_new,
 //	.fifo = gk208_fifo_new,
 //	.gr = gk208_gr_new,
 	.mspdec = gk104_mspdec_new,
@@ -1859,7 +1859,7 @@ nv108_chipset = {
 	.ce[1] = gk104_ce_new,
 	.ce[2] = gk104_ce_new,
 //	.disp = gk110_disp_new,
-//	.dma = gf119_dma_new,
+	.dma = gf119_dma_new,
 //	.fifo = gk208_fifo_new,
 //	.gr = gk208_gr_new,
 	.mspdec = gk104_mspdec_new,
@@ -1892,7 +1892,7 @@ nv117_chipset = {
 	.ce[0] = gk104_ce_new,
 	.ce[2] = gk104_ce_new,
 //	.disp = gm107_disp_new,
-//	.dma = gf119_dma_new,
+	.dma = gf119_dma_new,
 //	.fifo = gk208_fifo_new,
 //	.gr = gm107_gr_new,
 //	.sw = gf100_sw_new,
@@ -1921,7 +1921,7 @@ nv124_chipset = {
 	.ce[1] = gm204_ce_new,
 	.ce[2] = gm204_ce_new,
 //	.disp = gm204_disp_new,
-//	.dma = gf119_dma_new,
+	.dma = gf119_dma_new,
 //	.fifo = gm204_fifo_new,
 //	.gr = gm204_gr_new,
 //	.sw = gf100_sw_new,
@@ -1950,7 +1950,7 @@ nv126_chipset = {
 	.ce[1] = gm204_ce_new,
 	.ce[2] = gm204_ce_new,
 //	.disp = gm204_disp_new,
-//	.dma = gf119_dma_new,
+	.dma = gf119_dma_new,
 //	.fifo = gm204_fifo_new,
 //	.gr = gm206_gr_new,
 //	.sw = gf100_sw_new,
@@ -1971,7 +1971,7 @@ nv12b_chipset = {
 	.mmu = gf100_mmu_new,
 	.timer = gk20a_timer_new,
 	.ce[2] = gm204_ce_new,
-//	.dma = gf119_dma_new,
+	.dma = gf119_dma_new,
 //	.fifo = gm20b_fifo_new,
 //	.gr = gm20b_gr_new,
 //	.sw = gf100_sw_new,
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/gf100.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/gf100.c
index 336964a0cd924f..3256b3b12e4852 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/gf100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/gf100.c
@@ -28,7 +28,6 @@ gf100_identify(struct nvkm_device *device)
 {
 	switch (device->chipset) {
 	case 0xc0:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  gf100_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  gf100_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] =  gf100_gr_oclass;
@@ -36,7 +35,6 @@ gf100_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] = gf100_pm_oclass;
 		break;
 	case 0xc4:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  gf100_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  gf100_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] =  gf104_gr_oclass;
@@ -44,7 +42,6 @@ gf100_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] = gf100_pm_oclass;
 		break;
 	case 0xc3:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  gf100_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  gf100_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] =  gf104_gr_oclass;
@@ -52,7 +49,6 @@ gf100_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] = gf100_pm_oclass;
 		break;
 	case 0xce:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  gf100_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  gf100_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] =  gf104_gr_oclass;
@@ -60,7 +56,6 @@ gf100_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] = gf100_pm_oclass;
 		break;
 	case 0xcf:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  gf100_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  gf100_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] =  gf104_gr_oclass;
@@ -68,7 +63,6 @@ gf100_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] = gf100_pm_oclass;
 		break;
 	case 0xc1:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  gf100_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  gf100_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] =  gf108_gr_oclass;
@@ -76,7 +70,6 @@ gf100_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] = gf108_pm_oclass;
 		break;
 	case 0xc8:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  gf100_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  gf100_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] =  gf110_gr_oclass;
@@ -84,7 +77,6 @@ gf100_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] = gf100_pm_oclass;
 		break;
 	case 0xd9:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  gf110_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  gf100_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] =  gf119_gr_oclass;
@@ -92,7 +84,6 @@ gf100_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] = gf117_pm_oclass;
 		break;
 	case 0xd7:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  gf110_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  gf100_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] =  gf117_gr_oclass;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/gk104.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/gk104.c
index 3a9fa9428803ec..c024741685363b 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/gk104.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/gk104.c
@@ -28,7 +28,6 @@ gk104_identify(struct nvkm_device *device)
 {
 	switch (device->chipset) {
 	case 0xe4:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  gf110_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  gk104_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] =  gk104_gr_oclass;
@@ -36,7 +35,6 @@ gk104_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] = gk104_pm_oclass;
 		break;
 	case 0xe7:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  gf110_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  gk104_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] =  gk104_gr_oclass;
@@ -44,7 +42,6 @@ gk104_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] = gk104_pm_oclass;
 		break;
 	case 0xe6:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  gf110_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  gk104_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] =  gk104_gr_oclass;
@@ -52,14 +49,12 @@ gk104_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] = gk104_pm_oclass;
 		break;
 	case 0xea:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  gf110_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  gk20a_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] =  gk20a_gr_oclass;
 		device->oclass[NVDEV_ENGINE_PM     ] = gk104_pm_oclass;
 		break;
 	case 0xf0:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  gf110_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  gk104_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] =  gk110_gr_oclass;
@@ -67,7 +62,6 @@ gk104_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] = &gk110_pm_oclass;
 		break;
 	case 0xf1:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  gf110_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  gk104_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] =  gk110b_gr_oclass;
@@ -75,14 +69,12 @@ gk104_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] = &gk110_pm_oclass;
 		break;
 	case 0x106:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  gf110_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  gk208_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] =  gk208_gr_oclass;
 		device->oclass[NVDEV_ENGINE_DISP   ] =  gk110_disp_oclass;
 		break;
 	case 0x108:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  gf110_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  gk208_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] =  gk208_gr_oclass;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/gm100.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/gm100.c
index ec75f91e55cca6..825e7cd07983ae 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/gm100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/gm100.c
@@ -31,7 +31,6 @@ gm100_identify(struct nvkm_device *device)
 
 #if 0
 #endif
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  gf110_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  gk208_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] =  gm107_gr_oclass;
@@ -48,7 +47,6 @@ gm100_identify(struct nvkm_device *device)
 #endif
 #if 0
 #endif
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  gf110_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  gm204_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] =  gm204_gr_oclass;
@@ -63,7 +61,6 @@ gm100_identify(struct nvkm_device *device)
 #endif
 #if 0
 #endif
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  gf110_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  gm204_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] =  gm206_gr_oclass;
@@ -73,7 +70,6 @@ gm100_identify(struct nvkm_device *device)
 		break;
 	case 0x12b:
 
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  gf110_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  gm20b_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] =  gm20b_gr_oclass;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/nv04.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/nv04.c
index 1b2ebda82c1fb4..92c24618d101f7 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/nv04.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/nv04.c
@@ -28,14 +28,12 @@ nv04_identify(struct nvkm_device *device)
 {
 	switch (device->chipset) {
 	case 0x04:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv04_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv04_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv04_gr_oclass;
 		device->oclass[NVDEV_ENGINE_DISP   ] =  nv04_disp_oclass;
 		break;
 	case 0x05:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv04_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv04_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv04_gr_oclass;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/nv10.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/nv10.c
index c5ecdddfbce38c..17a694d60d7a09 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/nv10.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/nv10.c
@@ -28,54 +28,46 @@ nv10_identify(struct nvkm_device *device)
 {
 	switch (device->chipset) {
 	case 0x10:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv10_gr_oclass;
 		device->oclass[NVDEV_ENGINE_DISP   ] =  nv04_disp_oclass;
 		break;
 	case 0x15:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv10_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv10_gr_oclass;
 		device->oclass[NVDEV_ENGINE_DISP   ] =  nv04_disp_oclass;
 		break;
 	case 0x16:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv10_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv10_gr_oclass;
 		device->oclass[NVDEV_ENGINE_DISP   ] =  nv04_disp_oclass;
 		break;
 	case 0x1a:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv10_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv10_gr_oclass;
 		device->oclass[NVDEV_ENGINE_DISP   ] =  nv04_disp_oclass;
 		break;
 	case 0x11:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv10_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv10_gr_oclass;
 		device->oclass[NVDEV_ENGINE_DISP   ] =  nv04_disp_oclass;
 		break;
 	case 0x17:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv17_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv10_gr_oclass;
 		device->oclass[NVDEV_ENGINE_DISP   ] =  nv04_disp_oclass;
 		break;
 	case 0x1f:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv17_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv10_gr_oclass;
 		device->oclass[NVDEV_ENGINE_DISP   ] =  nv04_disp_oclass;
 		break;
 	case 0x18:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv17_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv10_gr_oclass;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/nv20.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/nv20.c
index 104ed4f093b5e7..6b59530743a1cb 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/nv20.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/nv20.c
@@ -28,28 +28,24 @@ nv20_identify(struct nvkm_device *device)
 {
 	switch (device->chipset) {
 	case 0x20:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv17_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv20_gr_oclass;
 		device->oclass[NVDEV_ENGINE_DISP   ] =  nv04_disp_oclass;
 		break;
 	case 0x25:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv17_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv25_gr_oclass;
 		device->oclass[NVDEV_ENGINE_DISP   ] =  nv04_disp_oclass;
 		break;
 	case 0x28:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv17_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv25_gr_oclass;
 		device->oclass[NVDEV_ENGINE_DISP   ] =  nv04_disp_oclass;
 		break;
 	case 0x2a:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv17_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv2a_gr_oclass;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/nv30.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/nv30.c
index 5ea263c850438b..232951b9854ecc 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/nv30.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/nv30.c
@@ -28,21 +28,18 @@ nv30_identify(struct nvkm_device *device)
 {
 	switch (device->chipset) {
 	case 0x30:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv17_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv30_gr_oclass;
 		device->oclass[NVDEV_ENGINE_DISP   ] =  nv04_disp_oclass;
 		break;
 	case 0x35:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv17_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv35_gr_oclass;
 		device->oclass[NVDEV_ENGINE_DISP   ] =  nv04_disp_oclass;
 		break;
 	case 0x31:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv17_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv30_gr_oclass;
@@ -50,7 +47,6 @@ nv30_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_DISP   ] =  nv04_disp_oclass;
 		break;
 	case 0x36:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv17_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv35_gr_oclass;
@@ -58,7 +54,6 @@ nv30_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_DISP   ] =  nv04_disp_oclass;
 		break;
 	case 0x34:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv17_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv34_gr_oclass;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/nv40.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/nv40.c
index 0d6da9716b7bcd..642000f8b2bbeb 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/nv40.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/nv40.c
@@ -28,7 +28,6 @@ nv40_identify(struct nvkm_device *device)
 {
 	switch (device->chipset) {
 	case 0x40:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv40_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv40_gr_oclass;
@@ -37,7 +36,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] =  nv40_pm_oclass;
 		break;
 	case 0x41:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv40_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv40_gr_oclass;
@@ -46,7 +44,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] =  nv40_pm_oclass;
 		break;
 	case 0x42:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv40_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv40_gr_oclass;
@@ -55,7 +52,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] =  nv40_pm_oclass;
 		break;
 	case 0x43:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv40_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv40_gr_oclass;
@@ -64,7 +60,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] =  nv40_pm_oclass;
 		break;
 	case 0x45:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv40_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv40_gr_oclass;
@@ -73,7 +68,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] =  nv40_pm_oclass;
 		break;
 	case 0x47:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv40_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv40_gr_oclass;
@@ -82,7 +76,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] =  nv40_pm_oclass;
 		break;
 	case 0x49:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv40_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv40_gr_oclass;
@@ -91,7 +84,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] =  nv40_pm_oclass;
 		break;
 	case 0x4b:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv40_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv40_gr_oclass;
@@ -100,7 +92,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] =  nv40_pm_oclass;
 		break;
 	case 0x44:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv40_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv40_gr_oclass;
@@ -109,7 +100,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] =  nv40_pm_oclass;
 		break;
 	case 0x46:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv40_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv40_gr_oclass;
@@ -118,7 +108,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] =  nv40_pm_oclass;
 		break;
 	case 0x4a:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv40_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv40_gr_oclass;
@@ -127,7 +116,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] =  nv40_pm_oclass;
 		break;
 	case 0x4c:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv40_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv40_gr_oclass;
@@ -136,7 +124,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] =  nv40_pm_oclass;
 		break;
 	case 0x4e:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv40_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv40_gr_oclass;
@@ -145,7 +132,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] =  nv40_pm_oclass;
 		break;
 	case 0x63:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv40_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv40_gr_oclass;
@@ -154,7 +140,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] =  nv40_pm_oclass;
 		break;
 	case 0x67:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv40_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv40_gr_oclass;
@@ -163,7 +148,6 @@ nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] =  nv40_pm_oclass;
 		break;
 	case 0x68:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv04_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv40_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv40_gr_oclass;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/nv50.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/nv50.c
index 087edc8d412cc8..7e4ef30945e364 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/nv50.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/nv50.c
@@ -28,7 +28,6 @@ nv50_identify(struct nvkm_device *device)
 {
 	switch (device->chipset) {
 	case 0x50:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv50_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  nv50_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv50_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv50_gr_oclass;
@@ -37,7 +36,6 @@ nv50_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] =  nv50_pm_oclass;
 		break;
 	case 0x84:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv50_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  g84_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv50_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv50_gr_oclass;
@@ -46,7 +44,6 @@ nv50_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] =  g84_pm_oclass;
 		break;
 	case 0x86:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv50_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  g84_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv50_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv50_gr_oclass;
@@ -55,7 +52,6 @@ nv50_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] =  g84_pm_oclass;
 		break;
 	case 0x92:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv50_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  g84_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv50_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv50_gr_oclass;
@@ -64,7 +60,6 @@ nv50_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] =  g84_pm_oclass;
 		break;
 	case 0x94:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv50_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  g84_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv50_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv50_gr_oclass;
@@ -73,7 +68,6 @@ nv50_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] =  g84_pm_oclass;
 		break;
 	case 0x96:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv50_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  g84_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv50_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv50_gr_oclass;
@@ -82,7 +76,6 @@ nv50_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] =  g84_pm_oclass;
 		break;
 	case 0x98:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv50_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  g84_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv50_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv50_gr_oclass;
@@ -90,7 +83,6 @@ nv50_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] =  g84_pm_oclass;
 		break;
 	case 0xa0:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv50_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  g84_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv50_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv50_gr_oclass;
@@ -99,7 +91,6 @@ nv50_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] =  gt200_pm_oclass;
 		break;
 	case 0xaa:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv50_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  g84_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv50_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv50_gr_oclass;
@@ -107,7 +98,6 @@ nv50_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] =  g84_pm_oclass;
 		break;
 	case 0xac:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv50_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  g84_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv50_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv50_gr_oclass;
@@ -115,7 +105,6 @@ nv50_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] =  g84_pm_oclass;
 		break;
 	case 0xa3:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv50_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  g84_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv50_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv50_gr_oclass;
@@ -124,7 +113,6 @@ nv50_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] =  gt215_pm_oclass;
 		break;
 	case 0xa5:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv50_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  g84_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv50_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv50_gr_oclass;
@@ -132,7 +120,6 @@ nv50_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] =  gt215_pm_oclass;
 		break;
 	case 0xa8:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv50_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  g84_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv50_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv50_gr_oclass;
@@ -140,7 +127,6 @@ nv50_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_ENGINE_PM     ] =  gt215_pm_oclass;
 		break;
 	case 0xaf:
-		device->oclass[NVDEV_ENGINE_DMAOBJ ] =  nv50_dmaeng_oclass;
 		device->oclass[NVDEV_ENGINE_FIFO   ] =  g84_fifo_oclass;
 		device->oclass[NVDEV_ENGINE_SW     ] =  nv50_sw_oclass;
 		device->oclass[NVDEV_ENGINE_GR     ] = &nv50_gr_oclass;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/dma/Kbuild b/drivers/gpu/drm/nouveau/nvkm/engine/dma/Kbuild
index bb3a0528b6b599..c4a2ce9b0d71b1 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/dma/Kbuild
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/dma/Kbuild
@@ -2,10 +2,10 @@ nvkm-y += nvkm/engine/dma/base.o
 nvkm-y += nvkm/engine/dma/nv04.o
 nvkm-y += nvkm/engine/dma/nv50.o
 nvkm-y += nvkm/engine/dma/gf100.o
-nvkm-y += nvkm/engine/dma/gf110.o
+nvkm-y += nvkm/engine/dma/gf119.o
 
 nvkm-y += nvkm/engine/dma/user.o
 nvkm-y += nvkm/engine/dma/usernv04.o
 nvkm-y += nvkm/engine/dma/usernv50.o
 nvkm-y += nvkm/engine/dma/usergf100.o
-nvkm-y += nvkm/engine/dma/usergf110.o
+nvkm-y += nvkm/engine/dma/usergf119.o
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/dma/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/dma/base.c
index 1a377201949c9a..9769fc0d5351bf 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/dma/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/dma/base.c
@@ -52,14 +52,13 @@ nvkm_dma_oclass_new(struct nvkm_device *device,
 		    struct nvkm_object **pobject)
 {
 	struct nvkm_dma *dma = nvkm_dma(oclass->engine);
-	struct nvkm_dma_impl *impl = (void *)dma->engine.subdev.object.oclass;
 	struct nvkm_dmaobj *dmaobj = NULL;
 	struct nvkm_client *client = oclass->client;
 	struct rb_node **ptr = &client->dmaroot.rb_node;
 	struct rb_node *parent = NULL;
 	int ret;
 
-	ret = impl->class_new(dma, oclass, data, size, &dmaobj);
+	ret = dma->func->class_new(dma, oclass, data, size, &dmaobj);
 	if (dmaobj)
 		*pobject = &dmaobj->object;
 	if (ret)
@@ -130,26 +129,29 @@ nvkm_dma_oclass_fifo_get(struct nvkm_oclass *oclass, int index)
 	return count;
 }
 
+static void *
+nvkm_dma_dtor(struct nvkm_engine *engine)
+{
+	return nvkm_dma(engine);
+}
+
 static const struct nvkm_engine_func
 nvkm_dma = {
+	.dtor = nvkm_dma_dtor,
 	.base.sclass = nvkm_dma_oclass_base_get,
 	.fifo.sclass = nvkm_dma_oclass_fifo_get,
 };
 
 int
-_nvkm_dma_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-		  struct nvkm_oclass *oclass, void *data, u32 size,
-		  struct nvkm_object **pobject)
+nvkm_dma_new_(const struct nvkm_dma_func *func, struct nvkm_device *device,
+	      int index, struct nvkm_dma **pdma)
 {
-	struct nvkm_dma *dmaeng;
-	int ret;
+	struct nvkm_dma *dma;
 
-	ret = nvkm_engine_create(parent, engine, oclass, true, "DMAOBJ",
-				 "dmaobj", &dmaeng);
-	*pobject = nv_object(dmaeng);
-	if (ret)
-		return ret;
+	if (!(dma = *pdma = kzalloc(sizeof(*dma), GFP_KERNEL)))
+		return -ENOMEM;
+	dma->func = func;
 
-	dmaeng->engine.func = &nvkm_dma;
-	return 0;
+	return nvkm_engine_ctor(&nvkm_dma, device, index,
+				0, true, &dma->engine);
 }
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/dma/gf100.c b/drivers/gpu/drm/nouveau/nvkm/engine/dma/gf100.c
index 81badf09eed86a..efec5d32217991 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/dma/gf100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/dma/gf100.c
@@ -24,14 +24,13 @@
 #include "priv.h"
 #include "user.h"
 
-struct nvkm_oclass *
-gf100_dmaeng_oclass = &(struct nvkm_dma_impl) {
-	.base.handle = NV_ENGINE(DMAOBJ, 0xc0),
-	.base.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = _nvkm_dma_ctor,
-		.dtor = _nvkm_dma_dtor,
-		.init = _nvkm_dma_init,
-		.fini = _nvkm_dma_fini,
-	},
+static const struct nvkm_dma_func
+gf100_dma = {
 	.class_new = gf100_dmaobj_new,
-}.base;
+};
+
+int
+gf100_dma_new(struct nvkm_device *device, int index, struct nvkm_dma **pdma)
+{
+	return nvkm_dma_new_(&gf100_dma, device, index, pdma);
+}
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/dma/gf110.c b/drivers/gpu/drm/nouveau/nvkm/engine/dma/gf119.c
index 79d869bf9a612f..34c766039aedbe 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/dma/gf110.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/dma/gf119.c
@@ -24,14 +24,13 @@
 #include "priv.h"
 #include "user.h"
 
-struct nvkm_oclass *
-gf110_dmaeng_oclass = &(struct nvkm_dma_impl) {
-	.base.handle = NV_ENGINE(DMAOBJ, 0xd0),
-	.base.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = _nvkm_dma_ctor,
-		.dtor = _nvkm_dma_dtor,
-		.init = _nvkm_dma_init,
-		.fini = _nvkm_dma_fini,
-	},
-	.class_new = gf110_dmaobj_new,
-}.base;
+static const struct nvkm_dma_func
+gf119_dma = {
+	.class_new = gf119_dmaobj_new,
+};
+
+int
+gf119_dma_new(struct nvkm_device *device, int index, struct nvkm_dma **pdma)
+{
+	return nvkm_dma_new_(&gf119_dma, device, index, pdma);
+}
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/dma/nv04.c b/drivers/gpu/drm/nouveau/nvkm/engine/dma/nv04.c
index c116995f849462..30747a0ce488c8 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/dma/nv04.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/dma/nv04.c
@@ -24,14 +24,13 @@
 #include "priv.h"
 #include "user.h"
 
-struct nvkm_oclass *
-nv04_dmaeng_oclass = &(struct nvkm_dma_impl) {
-	.base.handle = NV_ENGINE(DMAOBJ, 0x04),
-	.base.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = _nvkm_dma_ctor,
-		.dtor = _nvkm_dma_dtor,
-		.init = _nvkm_dma_init,
-		.fini = _nvkm_dma_fini,
-	},
+static const struct nvkm_dma_func
+nv04_dma = {
 	.class_new = nv04_dmaobj_new,
-}.base;
+};
+
+int
+nv04_dma_new(struct nvkm_device *device, int index, struct nvkm_dma **pdma)
+{
+	return nvkm_dma_new_(&nv04_dma, device, index, pdma);
+}
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/dma/nv50.c b/drivers/gpu/drm/nouveau/nvkm/engine/dma/nv50.c
index b8d87e7d6ed7d5..77aca7b71c83cb 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/dma/nv50.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/dma/nv50.c
@@ -24,14 +24,13 @@
 #include "priv.h"
 #include "user.h"
 
-struct nvkm_oclass *
-nv50_dmaeng_oclass = &(struct nvkm_dma_impl) {
-	.base.handle = NV_ENGINE(DMAOBJ, 0x50),
-	.base.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = _nvkm_dma_ctor,
-		.dtor = _nvkm_dma_dtor,
-		.init = _nvkm_dma_init,
-		.fini = _nvkm_dma_fini,
-	},
+static const struct nvkm_dma_func
+nv50_dma = {
 	.class_new = nv50_dmaobj_new,
-}.base;
+};
+
+int
+nv50_dma_new(struct nvkm_device *device, int index, struct nvkm_dma **pdma)
+{
+	return nvkm_dma_new_(&nv50_dma, device, index, pdma);
+}
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/dma/priv.h b/drivers/gpu/drm/nouveau/nvkm/engine/dma/priv.h
index fbff168e6cc8f1..deb37ee55c0b5a 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/dma/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/dma/priv.h
@@ -3,18 +3,15 @@
 #define nvkm_dma(p) container_of((p), struct nvkm_dma, engine)
 #include <engine/dma.h>
 
-int _nvkm_dma_ctor(struct nvkm_object *, struct nvkm_object *,
-		      struct nvkm_oclass *, void *, u32,
-		      struct nvkm_object **);
-#define _nvkm_dma_dtor _nvkm_engine_dtor
-#define _nvkm_dma_init _nvkm_engine_init
-#define _nvkm_dma_fini _nvkm_engine_fini
-
-struct nvkm_dma_impl {
-	struct nvkm_oclass base;
-	struct nvkm_oclass *sclass;
-	int (*bind)(struct nvkm_dmaobj *, struct nvkm_gpuobj *,
+struct nvkm_dmaobj_func {
+	int (*bind)(struct nvkm_dmaobj *, struct nvkm_gpuobj *, int align,
 		    struct nvkm_gpuobj **);
+};
+
+int nvkm_dma_new_(const struct nvkm_dma_func *, struct nvkm_device *,
+		  int index, struct nvkm_dma **);
+
+struct nvkm_dma_func {
 	int (*class_new)(struct nvkm_dma *, const struct nvkm_oclass *,
 			 void *data, u32 size, struct nvkm_dmaobj **);
 };
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/dma/user.h b/drivers/gpu/drm/nouveau/nvkm/engine/dma/user.h
index f667505a892b53..69a7f103402427 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/dma/user.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/dma/user.h
@@ -13,6 +13,6 @@ int nv50_dmaobj_new(struct nvkm_dma *, const struct nvkm_oclass *, void *, u32,
 		    struct nvkm_dmaobj **);
 int gf100_dmaobj_new(struct nvkm_dma *, const struct nvkm_oclass *, void *, u32,
 		     struct nvkm_dmaobj **);
-int gf110_dmaobj_new(struct nvkm_dma *, const struct nvkm_oclass *, void *, u32,
+int gf119_dmaobj_new(struct nvkm_dma *, const struct nvkm_oclass *, void *, u32,
 		     struct nvkm_dmaobj **);
 #endif
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/dma/usergf110.c b/drivers/gpu/drm/nouveau/nvkm/engine/dma/usergf119.c
index f6bbdffed4e759..0e1af8b4db84ac 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/dma/usergf110.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/dma/usergf119.c
@@ -21,7 +21,7 @@
  *
  * Authors: Ben Skeggs
  */
-#define gf110_dmaobj(p) container_of((p), struct gf110_dmaobj, base)
+#define gf119_dmaobj(p) container_of((p), struct gf119_dmaobj, base)
 #include "user.h"
 
 #include <core/client.h>
@@ -31,16 +31,16 @@
 #include <nvif/class.h>
 #include <nvif/unpack.h>
 
-struct gf110_dmaobj {
+struct gf119_dmaobj {
 	struct nvkm_dmaobj base;
 	u32 flags0;
 };
 
 static int
-gf110_dmaobj_bind(struct nvkm_dmaobj *base, struct nvkm_gpuobj *parent,
+gf119_dmaobj_bind(struct nvkm_dmaobj *base, struct nvkm_gpuobj *parent,
 		  int align, struct nvkm_gpuobj **pgpuobj)
 {
-	struct gf110_dmaobj *dmaobj = gf110_dmaobj(base);
+	struct gf119_dmaobj *dmaobj = gf119_dmaobj(base);
 	struct nvkm_device *device = dmaobj->base.dma->engine.subdev.device;
 	int ret;
 
@@ -60,19 +60,19 @@ gf110_dmaobj_bind(struct nvkm_dmaobj *base, struct nvkm_gpuobj *parent,
 }
 
 static const struct nvkm_dmaobj_func
-gf110_dmaobj_func = {
-	.bind = gf110_dmaobj_bind,
+gf119_dmaobj_func = {
+	.bind = gf119_dmaobj_bind,
 };
 
 int
-gf110_dmaobj_new(struct nvkm_dma *dma, const struct nvkm_oclass *oclass,
+gf119_dmaobj_new(struct nvkm_dma *dma, const struct nvkm_oclass *oclass,
 		 void *data, u32 size, struct nvkm_dmaobj **pdmaobj)
 {
 	union {
-		struct gf110_dma_v0 v0;
+		struct gf119_dma_v0 v0;
 	} *args;
 	struct nvkm_object *parent = oclass->parent;
-	struct gf110_dmaobj *dmaobj;
+	struct gf119_dmaobj *dmaobj;
 	u32 kind, page;
 	int ret;
 
@@ -80,14 +80,14 @@ gf110_dmaobj_new(struct nvkm_dma *dma, const struct nvkm_oclass *oclass,
 		return -ENOMEM;
 	*pdmaobj = &dmaobj->base;
 
-	ret = nvkm_dmaobj_ctor(&gf110_dmaobj_func, dma, oclass,
+	ret = nvkm_dmaobj_ctor(&gf119_dmaobj_func, dma, oclass,
 			       &data, &size, &dmaobj->base);
 	if (ret)
 		return ret;
 
 	args = data;
 
-	nvif_ioctl(parent, "create gf110 dma size %d\n", size);
+	nvif_ioctl(parent, "create gf119 dma size %d\n", size);
 	if (nvif_unpack(args->v0, 0, 0, false)) {
 		nvif_ioctl(parent,
 			   "create gf100 dma vers %d page %d kind %02x\n",
@@ -97,11 +97,11 @@ gf110_dmaobj_new(struct nvkm_dma *dma, const struct nvkm_oclass *oclass,
 	} else
 	if (size == 0) {
 		if (dmaobj->base.target != NV_MEM_TARGET_VM) {
-			kind = GF110_DMA_V0_KIND_PITCH;
-			page = GF110_DMA_V0_PAGE_SP;
+			kind = GF119_DMA_V0_KIND_PITCH;
+			page = GF119_DMA_V0_PAGE_SP;
 		} else {
-			kind = GF110_DMA_V0_KIND_VM;
-			page = GF110_DMA_V0_PAGE_LP;
+			kind = GF119_DMA_V0_KIND_VM;
+			page = GF119_DMA_V0_PAGE_LP;
 		}
 	} else
 		return ret;