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

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

19 files changed, 115 insertions, 292 deletions

diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/sw.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/sw.h
index f2288d468cb6..096e7dbd1e65 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/engine/sw.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/sw.h
@@ -3,33 +3,16 @@
 #include <core/engine.h>
 
 struct nvkm_sw {
-	struct nvkm_engine engine;
 	const struct nvkm_sw_func *func;
+	struct nvkm_engine engine;
+
 	struct list_head chan;
 };
 
 bool nvkm_sw_mthd(struct nvkm_sw *sw, int chid, int subc, u32 mthd, u32 data);
 
-#define nvkm_sw_create(p,e,c,d)                                       \
-	nvkm_sw_ctor((p), (e), (c), sizeof(**d), (void **)d)
-int
-nvkm_sw_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-	     struct nvkm_oclass *oclass, int length, void **pobject);
-#define nvkm_sw_destroy(d)                                            \
-	nvkm_engine_destroy(&(d)->engine)
-#define nvkm_sw_init(d)                                               \
-	nvkm_engine_init_old(&(d)->engine)
-#define nvkm_sw_fini(d,s)                                             \
-	nvkm_engine_fini_old(&(d)->engine, (s))
-
-#define _nvkm_sw_dtor _nvkm_engine_dtor
-#define _nvkm_sw_init _nvkm_engine_init
-#define _nvkm_sw_fini _nvkm_engine_fini
-
-extern struct nvkm_oclass *nv04_sw_oclass;
-extern struct nvkm_oclass *nv10_sw_oclass;
-extern struct nvkm_oclass *nv50_sw_oclass;
-extern struct nvkm_oclass *gf100_sw_oclass;
-
-void nv04_sw_intr(struct nvkm_subdev *);
+int nv04_sw_new(struct nvkm_device *, int, struct nvkm_sw **);
+int nv10_sw_new(struct nvkm_device *, int, struct nvkm_sw **);
+int nv50_sw_new(struct nvkm_device *, int, struct nvkm_sw **);
+int gf100_sw_new(struct nvkm_device *, int, struct nvkm_sw **);
 #endif
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
index c954ae4189a9..302122c059b5 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
@@ -90,7 +90,7 @@ nv4_chipset = {
 	.dma = nv04_dma_new,
 	.fifo = nv04_fifo_new,
 	.gr = nv04_gr_new,
-//	.sw = nv04_sw_new,
+	.sw = nv04_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -110,7 +110,7 @@ nv5_chipset = {
 	.dma = nv04_dma_new,
 	.fifo = nv04_fifo_new,
 	.gr = nv04_gr_new,
-//	.sw = nv04_sw_new,
+	.sw = nv04_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -150,7 +150,7 @@ nv11_chipset = {
 	.dma = nv04_dma_new,
 	.fifo = nv10_fifo_new,
 	.gr = nv15_gr_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -171,7 +171,7 @@ nv15_chipset = {
 	.dma = nv04_dma_new,
 	.fifo = nv10_fifo_new,
 	.gr = nv15_gr_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -192,7 +192,7 @@ nv17_chipset = {
 	.dma = nv04_dma_new,
 	.fifo = nv17_fifo_new,
 	.gr = nv17_gr_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -213,7 +213,7 @@ nv18_chipset = {
 	.dma = nv04_dma_new,
 	.fifo = nv17_fifo_new,
 	.gr = nv17_gr_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -234,7 +234,7 @@ nv1a_chipset = {
 	.dma = nv04_dma_new,
 	.fifo = nv10_fifo_new,
 	.gr = nv15_gr_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -255,7 +255,7 @@ nv1f_chipset = {
 	.dma = nv04_dma_new,
 	.fifo = nv17_fifo_new,
 	.gr = nv17_gr_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -276,7 +276,7 @@ nv20_chipset = {
 	.dma = nv04_dma_new,
 	.fifo = nv17_fifo_new,
 	.gr = nv20_gr_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -297,7 +297,7 @@ nv25_chipset = {
 	.dma = nv04_dma_new,
 	.fifo = nv17_fifo_new,
 	.gr = nv25_gr_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -318,7 +318,7 @@ nv28_chipset = {
 	.dma = nv04_dma_new,
 	.fifo = nv17_fifo_new,
 	.gr = nv25_gr_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -339,7 +339,7 @@ nv2a_chipset = {
 	.dma = nv04_dma_new,
 	.fifo = nv17_fifo_new,
 	.gr = nv2a_gr_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -360,7 +360,7 @@ nv30_chipset = {
 	.dma = nv04_dma_new,
 	.fifo = nv17_fifo_new,
 	.gr = nv30_gr_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -382,7 +382,7 @@ nv31_chipset = {
 	.fifo = nv17_fifo_new,
 	.gr = nv30_gr_new,
 //	.mpeg = nv31_mpeg_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -404,7 +404,7 @@ nv34_chipset = {
 	.fifo = nv17_fifo_new,
 	.gr = nv34_gr_new,
 //	.mpeg = nv31_mpeg_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -425,7 +425,7 @@ nv35_chipset = {
 	.dma = nv04_dma_new,
 	.fifo = nv17_fifo_new,
 	.gr = nv35_gr_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -447,7 +447,7 @@ nv36_chipset = {
 	.fifo = nv17_fifo_new,
 	.gr = nv35_gr_new,
 //	.mpeg = nv31_mpeg_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -472,7 +472,7 @@ nv40_chipset = {
 	.gr = nv40_gr_new,
 //	.mpeg = nv40_mpeg_new,
 	.pm = nv40_pm_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -497,7 +497,7 @@ nv41_chipset = {
 	.gr = nv40_gr_new,
 //	.mpeg = nv40_mpeg_new,
 	.pm = nv40_pm_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -522,7 +522,7 @@ nv42_chipset = {
 	.gr = nv40_gr_new,
 //	.mpeg = nv40_mpeg_new,
 	.pm = nv40_pm_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -547,7 +547,7 @@ nv43_chipset = {
 	.gr = nv40_gr_new,
 //	.mpeg = nv40_mpeg_new,
 	.pm = nv40_pm_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -572,7 +572,7 @@ nv44_chipset = {
 	.gr = nv44_gr_new,
 //	.mpeg = nv44_mpeg_new,
 	.pm = nv40_pm_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -597,7 +597,7 @@ nv45_chipset = {
 	.gr = nv40_gr_new,
 //	.mpeg = nv44_mpeg_new,
 	.pm = nv40_pm_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -622,7 +622,7 @@ nv46_chipset = {
 	.gr = nv44_gr_new,
 //	.mpeg = nv44_mpeg_new,
 	.pm = nv40_pm_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -647,7 +647,7 @@ nv47_chipset = {
 	.gr = nv40_gr_new,
 //	.mpeg = nv44_mpeg_new,
 	.pm = nv40_pm_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -672,7 +672,7 @@ nv49_chipset = {
 	.gr = nv40_gr_new,
 //	.mpeg = nv44_mpeg_new,
 	.pm = nv40_pm_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -697,7 +697,7 @@ nv4a_chipset = {
 	.gr = nv44_gr_new,
 //	.mpeg = nv44_mpeg_new,
 	.pm = nv40_pm_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -722,7 +722,7 @@ nv4b_chipset = {
 	.gr = nv40_gr_new,
 //	.mpeg = nv44_mpeg_new,
 	.pm = nv40_pm_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -747,7 +747,7 @@ nv4c_chipset = {
 	.gr = nv44_gr_new,
 //	.mpeg = nv44_mpeg_new,
 	.pm = nv40_pm_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -772,7 +772,7 @@ nv4e_chipset = {
 	.gr = nv44_gr_new,
 //	.mpeg = nv44_mpeg_new,
 	.pm = nv40_pm_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -800,7 +800,7 @@ nv50_chipset = {
 	.gr = nv50_gr_new,
 //	.mpeg = nv50_mpeg_new,
 	.pm = nv50_pm_new,
-//	.sw = nv50_sw_new,
+	.sw = nv50_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -825,7 +825,7 @@ nv63_chipset = {
 	.gr = nv44_gr_new,
 //	.mpeg = nv44_mpeg_new,
 	.pm = nv40_pm_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -850,7 +850,7 @@ nv67_chipset = {
 	.gr = nv44_gr_new,
 //	.mpeg = nv44_mpeg_new,
 	.pm = nv40_pm_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -875,7 +875,7 @@ nv68_chipset = {
 	.gr = nv44_gr_new,
 //	.mpeg = nv44_mpeg_new,
 	.pm = nv40_pm_new,
-//	.sw = nv10_sw_new,
+	.sw = nv10_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -905,7 +905,7 @@ nv84_chipset = {
 	.gr = g84_gr_new,
 //	.mpeg = g84_mpeg_new,
 	.pm = g84_pm_new,
-//	.sw = nv50_sw_new,
+	.sw = nv50_sw_new,
 	.vp = g84_vp_new,
 };
 
@@ -936,7 +936,7 @@ nv86_chipset = {
 	.gr = g84_gr_new,
 //	.mpeg = g84_mpeg_new,
 	.pm = g84_pm_new,
-//	.sw = nv50_sw_new,
+	.sw = nv50_sw_new,
 	.vp = g84_vp_new,
 };
 
@@ -967,7 +967,7 @@ nv92_chipset = {
 	.gr = g84_gr_new,
 //	.mpeg = g84_mpeg_new,
 	.pm = g84_pm_new,
-//	.sw = nv50_sw_new,
+	.sw = nv50_sw_new,
 	.vp = g84_vp_new,
 };
 
@@ -998,7 +998,7 @@ nv94_chipset = {
 	.gr = g84_gr_new,
 //	.mpeg = g84_mpeg_new,
 	.pm = g84_pm_new,
-//	.sw = nv50_sw_new,
+	.sw = nv50_sw_new,
 	.vp = g84_vp_new,
 };
 
@@ -1023,8 +1023,8 @@ nv96_chipset = {
 	.volt = nv40_volt_new,
 	.dma = nv50_dma_new,
 	.fifo = g84_fifo_new,
-//	.sw = nv50_sw_new,
 	.gr = g84_gr_new,
+	.gr = nv50_gr_new,
 //	.mpeg = g84_mpeg_new,
 	.vp = g84_vp_new,
 	.cipher = g84_cipher_new,
@@ -1054,8 +1054,8 @@ nv98_chipset = {
 	.volt = nv40_volt_new,
 	.dma = nv50_dma_new,
 	.fifo = g84_fifo_new,
-//	.sw = nv50_sw_new,
 	.gr = g84_gr_new,
+	.sw = nv50_sw_new,
 	.mspdec = g98_mspdec_new,
 	.sec = g98_sec_new,
 	.msvld = g98_msvld_new,
@@ -1091,7 +1091,7 @@ nva0_chipset = {
 	.gr = gt200_gr_new,
 //	.mpeg = g84_mpeg_new,
 	.pm = gt200_pm_new,
-//	.sw = nv50_sw_new,
+	.sw = nv50_sw_new,
 	.vp = g84_vp_new,
 };
 
@@ -1125,7 +1125,7 @@ nva3_chipset = {
 	.msppp = gt215_msppp_new,
 	.msvld = gt215_msvld_new,
 	.pm = gt215_pm_new,
-//	.sw = nv50_sw_new,
+	.sw = nv50_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -1157,7 +1157,7 @@ nva5_chipset = {
 	.msppp = gt215_msppp_new,
 	.msvld = gt215_msvld_new,
 	.pm = gt215_pm_new,
-//	.sw = nv50_sw_new,
+	.sw = nv50_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -1189,7 +1189,7 @@ nva8_chipset = {
 	.msppp = gt215_msppp_new,
 	.msvld = gt215_msvld_new,
 	.pm = gt215_pm_new,
-//	.sw = nv50_sw_new,
+	.sw = nv50_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -1220,7 +1220,7 @@ nvaa_chipset = {
 	.msvld = g98_msvld_new,
 	.pm = g84_pm_new,
 	.sec = g98_sec_new,
-//	.sw = nv50_sw_new,
+	.sw = nv50_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -1251,7 +1251,7 @@ nvac_chipset = {
 	.msvld = g98_msvld_new,
 	.pm = g84_pm_new,
 	.sec = g98_sec_new,
-//	.sw = nv50_sw_new,
+	.sw = nv50_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -1283,7 +1283,7 @@ nvaf_chipset = {
 	.msppp = gt215_msppp_new,
 	.msvld = mcp89_msvld_new,
 	.pm = gt215_pm_new,
-//	.sw = nv50_sw_new,
+	.sw = nv50_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -1318,7 +1318,7 @@ nvc0_chipset = {
 	.msppp = gf100_msppp_new,
 	.msvld = gf100_msvld_new,
 	.pm = gf100_pm_new,
-//	.sw = gf100_sw_new,
+	.sw = gf100_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -1352,7 +1352,7 @@ nvc1_chipset = {
 	.msppp = gf100_msppp_new,
 	.msvld = gf100_msvld_new,
 	.pm = gf108_pm_new,
-//	.sw = gf100_sw_new,
+	.sw = gf100_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -1386,7 +1386,7 @@ nvc3_chipset = {
 	.msppp = gf100_msppp_new,
 	.msvld = gf100_msvld_new,
 	.pm = gf100_pm_new,
-//	.sw = gf100_sw_new,
+	.sw = gf100_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -1421,7 +1421,7 @@ nvc4_chipset = {
 	.msppp = gf100_msppp_new,
 	.msvld = gf100_msvld_new,
 	.pm = gf100_pm_new,
-//	.sw = gf100_sw_new,
+	.sw = gf100_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -1456,7 +1456,7 @@ nvc8_chipset = {
 	.msppp = gf100_msppp_new,
 	.msvld = gf100_msvld_new,
 	.pm = gf100_pm_new,
-//	.sw = gf100_sw_new,
+	.sw = gf100_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -1491,7 +1491,7 @@ nvce_chipset = {
 	.msppp = gf100_msppp_new,
 	.msvld = gf100_msvld_new,
 	.pm = gf100_pm_new,
-//	.sw = gf100_sw_new,
+	.sw = gf100_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -1525,7 +1525,7 @@ nvcf_chipset = {
 	.msppp = gf100_msppp_new,
 	.msvld = gf100_msvld_new,
 	.pm = gf100_pm_new,
-//	.sw = gf100_sw_new,
+	.sw = gf100_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -1557,7 +1557,7 @@ nvd7_chipset = {
 	.msppp = gf100_msppp_new,
 	.msvld = gf100_msvld_new,
 	.pm = gf117_pm_new,
-//	.sw = gf100_sw_new,
+	.sw = gf100_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -1591,7 +1591,7 @@ nvd9_chipset = {
 	.msppp = gf100_msppp_new,
 	.msvld = gf100_msvld_new,
 	.pm = gf117_pm_new,
-//	.sw = gf100_sw_new,
+	.sw = gf100_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -1627,7 +1627,7 @@ nve4_chipset = {
 	.msppp = gf100_msppp_new,
 	.msvld = gk104_msvld_new,
 	.pm = gk104_pm_new,
-//	.sw = gf100_sw_new,
+	.sw = gf100_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -1663,7 +1663,7 @@ nve6_chipset = {
 	.msppp = gf100_msppp_new,
 	.msvld = gk104_msvld_new,
 	.pm = gk104_pm_new,
-//	.sw = gf100_sw_new,
+	.sw = gf100_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -1699,7 +1699,7 @@ nve7_chipset = {
 	.msppp = gf100_msppp_new,
 	.msvld = gk104_msvld_new,
 	.pm = gk104_pm_new,
-//	.sw = gf100_sw_new,
+	.sw = gf100_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -1723,7 +1723,7 @@ nvea_chipset = {
 	.fifo = gk20a_fifo_new,
 	.gr = gk20a_gr_new,
 	.pm = gk104_pm_new,
-//	.sw = gf100_sw_new,
+	.sw = gf100_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -1758,7 +1758,7 @@ nvf0_chipset = {
 	.mspdec = gk104_mspdec_new,
 	.msppp = gf100_msppp_new,
 	.msvld = gk104_msvld_new,
-//	.sw = gf100_sw_new,
+	.sw = gf100_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -1793,7 +1793,7 @@ nvf1_chipset = {
 	.mspdec = gk104_mspdec_new,
 	.msppp = gf100_msppp_new,
 	.msvld = gk104_msvld_new,
-//	.sw = gf100_sw_new,
+	.sw = gf100_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -1828,7 +1828,7 @@ nv106_chipset = {
 	.mspdec = gk104_mspdec_new,
 	.msppp = gf100_msppp_new,
 	.msvld = gk104_msvld_new,
-//	.sw = gf100_sw_new,
+	.sw = gf100_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -1863,7 +1863,7 @@ nv108_chipset = {
 	.mspdec = gk104_mspdec_new,
 	.msppp = gf100_msppp_new,
 	.msvld = gk104_msvld_new,
-//	.sw = gf100_sw_new,
+	.sw = gf100_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -1893,7 +1893,7 @@ nv117_chipset = {
 	.dma = gf119_dma_new,
 	.fifo = gk208_fifo_new,
 	.gr = gm107_gr_new,
-//	.sw = gf100_sw_new,
+	.sw = gf100_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -1922,7 +1922,7 @@ nv124_chipset = {
 	.dma = gf119_dma_new,
 	.fifo = gm204_fifo_new,
 	.gr = gm204_gr_new,
-//	.sw = gf100_sw_new,
+	.sw = gf100_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -1951,7 +1951,7 @@ nv126_chipset = {
 	.dma = gf119_dma_new,
 	.fifo = gm204_fifo_new,
 	.gr = gm206_gr_new,
-//	.sw = gf100_sw_new,
+	.sw = gf100_sw_new,
 };
 
 static const struct nvkm_device_chip
@@ -1972,7 +1972,7 @@ nv12b_chipset = {
 	.dma = gf119_dma_new,
 	.fifo = gm20b_fifo_new,
 	.gr = gm20b_gr_new,
-//	.sw = gf100_sw_new,
+	.sw = gf100_sw_new,
 };
 
 #include <core/client.h>
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/gf100.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/gf100.c
index 67faff5d0b52..3c618162923d 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/gf100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/gf100.c
@@ -28,31 +28,22 @@ gf100_identify(struct nvkm_device *device)
 {
 	switch (device->chipset) {
 	case 0xc0:
-		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		break;
 	case 0xc4:
-		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		break;
 	case 0xc3:
-		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		break;
 	case 0xce:
-		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		break;
 	case 0xcf:
-		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		break;
 	case 0xc1:
-		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		break;
 	case 0xc8:
-		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		break;
 	case 0xd9:
-		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		break;
 	case 0xd7:
-		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		break;
 	default:
 		return -EINVAL;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/gk104.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/gk104.c
index 3841dc0ac01b..447659718709 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/gk104.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/gk104.c
@@ -28,28 +28,20 @@ gk104_identify(struct nvkm_device *device)
 {
 	switch (device->chipset) {
 	case 0xe4:
-		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		break;
 	case 0xe7:
-		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		break;
 	case 0xe6:
-		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		break;
 	case 0xea:
-		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		break;
 	case 0xf0:
-		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		break;
 	case 0xf1:
-		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		break;
 	case 0x106:
-		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		break;
 	case 0x108:
-		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		break;
 	default:
 		return -EINVAL;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/gm100.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/gm100.c
index 71e088abb620..e0a214c0cb6e 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_SW     ] =  gf100_sw_oclass;
 #if 0
 #endif
 #if 0
@@ -44,7 +43,6 @@ gm100_identify(struct nvkm_device *device)
 #endif
 #if 0
 #endif
-		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 #if 0
 #endif
 		break;
@@ -55,13 +53,11 @@ gm100_identify(struct nvkm_device *device)
 #endif
 #if 0
 #endif
-		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 #if 0
 #endif
 		break;
 	case 0x12b:
 
-		device->oclass[NVDEV_ENGINE_SW     ] =  gf100_sw_oclass;
 		break;
 	default:
 		return -EINVAL;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/nv04.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/nv04.c
index 7a8071be7ed0..369992ba9c36 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/nv04.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/nv04.c
@@ -28,10 +28,8 @@ nv04_identify(struct nvkm_device *device)
 {
 	switch (device->chipset) {
 	case 0x04:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv04_sw_oclass;
 		break;
 	case 0x05:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv04_sw_oclass;
 		break;
 	default:
 		return -EINVAL;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/nv10.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/nv10.c
index 15dbd71ebabf..233f9f9cfda9 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/nv10.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/nv10.c
@@ -30,25 +30,18 @@ nv10_identify(struct nvkm_device *device)
 	case 0x10:
 		break;
 	case 0x15:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		break;
 	case 0x16:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		break;
 	case 0x1a:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		break;
 	case 0x11:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		break;
 	case 0x17:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		break;
 	case 0x1f:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		break;
 	case 0x18:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		break;
 	default:
 		return -EINVAL;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/nv20.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/nv20.c
index 158efa44054f..d6204a954cba 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/nv20.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/nv20.c
@@ -28,16 +28,12 @@ nv20_identify(struct nvkm_device *device)
 {
 	switch (device->chipset) {
 	case 0x20:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		break;
 	case 0x25:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		break;
 	case 0x28:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		break;
 	case 0x2a:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		break;
 	default:
 		return -EINVAL;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/nv30.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/nv30.c
index 5a8fd485467a..5fc9f1751801 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/nv30.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/nv30.c
@@ -28,21 +28,16 @@ nv30_identify(struct nvkm_device *device)
 {
 	switch (device->chipset) {
 	case 0x30:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		break;
 	case 0x35:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		break;
 	case 0x31:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_MPEG   ] = &nv31_mpeg_oclass;
 		break;
 	case 0x36:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_MPEG   ] = &nv31_mpeg_oclass;
 		break;
 	case 0x34:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_MPEG   ] = &nv31_mpeg_oclass;
 		break;
 	default:
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/nv40.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/nv40.c
index 08c015b0e5a1..cd6c836801cb 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/nv40.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/nv40.c
@@ -28,67 +28,51 @@ nv40_identify(struct nvkm_device *device)
 {
 	switch (device->chipset) {
 	case 0x40:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_MPEG   ] = &nv40_mpeg_oclass;
 		break;
 	case 0x41:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_MPEG   ] = &nv40_mpeg_oclass;
 		break;
 	case 0x42:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_MPEG   ] = &nv40_mpeg_oclass;
 		break;
 	case 0x43:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_MPEG   ] = &nv40_mpeg_oclass;
 		break;
 	case 0x45:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_MPEG   ] = &nv44_mpeg_oclass;
 		break;
 	case 0x47:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_MPEG   ] = &nv44_mpeg_oclass;
 		break;
 	case 0x49:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_MPEG   ] = &nv44_mpeg_oclass;
 		break;
 	case 0x4b:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_MPEG   ] = &nv44_mpeg_oclass;
 		break;
 	case 0x44:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_MPEG   ] = &nv44_mpeg_oclass;
 		break;
 	case 0x46:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_MPEG   ] = &nv44_mpeg_oclass;
 		break;
 	case 0x4a:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_MPEG   ] = &nv44_mpeg_oclass;
 		break;
 	case 0x4c:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_MPEG   ] = &nv44_mpeg_oclass;
 		break;
 	case 0x4e:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_MPEG   ] = &nv44_mpeg_oclass;
 		break;
 	case 0x63:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_MPEG   ] = &nv44_mpeg_oclass;
 		break;
 	case 0x67:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_MPEG   ] = &nv44_mpeg_oclass;
 		break;
 	case 0x68:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv10_sw_oclass;
 		device->oclass[NVDEV_ENGINE_MPEG   ] = &nv44_mpeg_oclass;
 		break;
 	default:
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/nv50.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/nv50.c
index c285f61ffd8f..2e4592799177 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/nv50.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/nv50.c
@@ -28,54 +28,40 @@ nv50_identify(struct nvkm_device *device)
 {
 	switch (device->chipset) {
 	case 0x50:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv50_sw_oclass;
 		device->oclass[NVDEV_ENGINE_MPEG   ] = &nv50_mpeg_oclass;
 		break;
 	case 0x84:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv50_sw_oclass;
 		device->oclass[NVDEV_ENGINE_MPEG   ] = &g84_mpeg_oclass;
 		break;
 	case 0x86:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv50_sw_oclass;
 		device->oclass[NVDEV_ENGINE_MPEG   ] = &g84_mpeg_oclass;
 		break;
 	case 0x92:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv50_sw_oclass;
 		device->oclass[NVDEV_ENGINE_MPEG   ] = &g84_mpeg_oclass;
 		break;
 	case 0x94:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv50_sw_oclass;
 		device->oclass[NVDEV_ENGINE_MPEG   ] = &g84_mpeg_oclass;
 		break;
 	case 0x96:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv50_sw_oclass;
 		device->oclass[NVDEV_ENGINE_MPEG   ] = &g84_mpeg_oclass;
 		break;
 	case 0x98:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv50_sw_oclass;
 		break;
 	case 0xa0:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv50_sw_oclass;
 		device->oclass[NVDEV_ENGINE_MPEG   ] = &g84_mpeg_oclass;
 		break;
 	case 0xaa:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv50_sw_oclass;
 		break;
 	case 0xac:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv50_sw_oclass;
 		break;
 	case 0xa3:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv50_sw_oclass;
 		device->oclass[NVDEV_ENGINE_MPEG   ] = &g84_mpeg_oclass;
 		break;
 	case 0xa5:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv50_sw_oclass;
 		break;
 	case 0xa8:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv50_sw_oclass;
 		break;
 	case 0xaf:
-		device->oclass[NVDEV_ENGINE_SW     ] =  nv50_sw_oclass;
 		break;
 	default:
 		return -EINVAL;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/sw/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/sw/base.c
index efc18787490c..53c1f7e75b54 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/sw/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/sw/base.c
@@ -82,26 +82,29 @@ nvkm_sw_cclass_get(struct nvkm_fifo_chan *fifoch,
 	return sw->func->chan_new(sw, fifoch, oclass, pobject);
 }
 
+static void *
+nvkm_sw_dtor(struct nvkm_engine *engine)
+{
+	return nvkm_sw(engine);
+}
+
 static const struct nvkm_engine_func
 nvkm_sw = {
+	.dtor = nvkm_sw_dtor,
 	.fifo.cclass = nvkm_sw_cclass_get,
 	.fifo.sclass = nvkm_sw_oclass_get,
 };
 
 int
-nvkm_sw_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-	     struct nvkm_oclass *oclass, int length, void **pobject)
+nvkm_sw_new_(const struct nvkm_sw_func *func, struct nvkm_device *device,
+	     int index, struct nvkm_sw **psw)
 {
 	struct nvkm_sw *sw;
-	int ret;
 
-	ret = nvkm_engine_create_(parent, engine, oclass, true, "sw",
-				  "sw", length, pobject);
-	sw = *pobject;
-	if (ret)
-		return ret;
-
-	sw->engine.func = &nvkm_sw;
+	if (!(sw = *psw = kzalloc(sizeof(*sw), GFP_KERNEL)))
+		return -ENOMEM;
 	INIT_LIST_HEAD(&sw->chan);
-	return 0;
+	sw->func = func;
+
+	return nvkm_engine_ctor(&nvkm_sw, device, index, 0, true, &sw->engine);
 }
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/sw/gf100.c b/drivers/gpu/drm/nouveau/nvkm/engine/sw/gf100.c
index 5cd7844f1d5f..b01ef7eca906 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/sw/gf100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/sw/gf100.c
@@ -140,7 +140,7 @@ gf100_sw_chan_new(struct nvkm_sw *sw, struct nvkm_fifo_chan *fifoch,
  ******************************************************************************/
 
 static const struct nvkm_sw_func
-gf100_sw_func = {
+gf100_sw = {
 	.chan_new = gf100_sw_chan_new,
 	.sclass = {
 		{ nvkm_nvsw_new, { -1, -1, NVIF_IOCTL_NEW_V0_SW_GF100 } },
@@ -148,14 +148,8 @@ gf100_sw_func = {
 	}
 };
 
-struct nvkm_oclass *
-gf100_sw_oclass = &(struct nv50_sw_oclass) {
-	.base.handle = NV_ENGINE(SW, 0xc0),
-	.base.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = nv50_sw_ctor,
-		.dtor = _nvkm_sw_dtor,
-		.init = _nvkm_sw_init,
-		.fini = _nvkm_sw_fini,
-	},
-	.func = &gf100_sw_func,
-}.base;
+int
+gf100_sw_new(struct nvkm_device *device, int index, struct nvkm_sw **psw)
+{
+	return nvkm_sw_new_(&gf100_sw, device, index, psw);
+}
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/sw/nv04.c b/drivers/gpu/drm/nouveau/nvkm/engine/sw/nv04.c
index d8d9d48b66d2..445217ffa791 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/sw/nv04.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/sw/nv04.c
@@ -122,12 +122,6 @@ nv04_sw_chan_new(struct nvkm_sw *sw, struct nvkm_fifo_chan *fifo,
  * software engine/subdev functions
  ******************************************************************************/
 
-void
-nv04_sw_intr(struct nvkm_subdev *subdev)
-{
-	nvkm_mask(subdev->device, 0x000100, 0x80000000, 0x00000000);
-}
-
 static const struct nvkm_sw_func
 nv04_sw = {
 	.chan_new = nv04_sw_chan_new,
@@ -137,31 +131,8 @@ nv04_sw = {
 	}
 };
 
-static int
-nv04_sw_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-	     struct nvkm_oclass *oclass, void *data, u32 size,
-	     struct nvkm_object **pobject)
+int
+nv04_sw_new(struct nvkm_device *device, int index, struct nvkm_sw **psw)
 {
-	struct nvkm_sw *sw;
-	int ret;
-
-	ret = nvkm_sw_create(parent, engine, oclass, &sw);
-	*pobject = nv_object(sw);
-	if (ret)
-		return ret;
-
-	sw->func = &nv04_sw;
-	nv_subdev(sw)->intr = nv04_sw_intr;
-	return 0;
+	return nvkm_sw_new_(&nv04_sw, device, index, psw);
 }
-
-struct nvkm_oclass *
-nv04_sw_oclass = &(struct nvkm_oclass) {
-	.handle = NV_ENGINE(SW, 0x04),
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = nv04_sw_ctor,
-		.dtor = _nvkm_sw_dtor,
-		.init = _nvkm_sw_init,
-		.fini = _nvkm_sw_fini,
-	},
-};
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/sw/nv10.c b/drivers/gpu/drm/nouveau/nvkm/engine/sw/nv10.c
index 1b9fc1b1f69e..adf70d92b244 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/sw/nv10.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/sw/nv10.c
@@ -61,31 +61,8 @@ nv10_sw = {
 	}
 };
 
-static int
-nv10_sw_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-	     struct nvkm_oclass *oclass, void *data, u32 size,
-	     struct nvkm_object **pobject)
+int
+nv10_sw_new(struct nvkm_device *device, int index, struct nvkm_sw **psw)
 {
-	struct nvkm_sw *sw;
-	int ret;
-
-	ret = nvkm_sw_create(parent, engine, oclass, &sw);
-	*pobject = nv_object(sw);
-	if (ret)
-		return ret;
-
-	sw->func = &nv10_sw;
-	nv_subdev(sw)->intr = nv04_sw_intr;
-	return 0;
+	return nvkm_sw_new_(&nv10_sw, device, index, psw);
 }
-
-struct nvkm_oclass *
-nv10_sw_oclass = &(struct nvkm_oclass) {
-	.handle = NV_ENGINE(SW, 0x10),
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = nv10_sw_ctor,
-		.dtor = _nvkm_sw_dtor,
-		.init = _nvkm_sw_init,
-		.fini = _nvkm_sw_fini,
-	},
-};
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/sw/nv50.c b/drivers/gpu/drm/nouveau/nvkm/engine/sw/nv50.c
index a00d9a55e53b..ef36ba18bff8 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/sw/nv50.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/sw/nv50.c
@@ -48,7 +48,7 @@ nv50_sw_chan_vblsem_release(struct nvkm_notify *notify)
 	nvkm_wr32(device, 0x001710, 0x80000000 | chan->vblank.ctxdma);
 	nvkm_bar_flush(device->bar);
 
-	if (nv_device(sw)->chipset == 0x50) {
+	if (device->chipset == 0x50) {
 		nvkm_wr32(device, 0x001570, chan->vblank.offset);
 		nvkm_wr32(device, 0x001574, chan->vblank.value);
 	} else {
@@ -133,27 +133,8 @@ nv50_sw_chan_new(struct nvkm_sw *sw, struct nvkm_fifo_chan *fifoch,
  * software engine/subdev functions
  ******************************************************************************/
 
-int
-nv50_sw_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
-	     struct nvkm_oclass *oclass, void *data, u32 size,
-	     struct nvkm_object **pobject)
-{
-	struct nv50_sw_oclass *pclass = (void *)oclass;
-	struct nvkm_sw *sw;
-	int ret;
-
-	ret = nvkm_sw_create(parent, engine, oclass, &sw);
-	*pobject = nv_object(sw);
-	if (ret)
-		return ret;
-
-	sw->func = pclass->func;
-	nv_subdev(sw)->intr = nv04_sw_intr;
-	return 0;
-}
-
 static const struct nvkm_sw_func
-nv50_sw_func = {
+nv50_sw = {
 	.chan_new = nv50_sw_chan_new,
 	.sclass = {
 		{ nvkm_nvsw_new, { -1, -1, NVIF_IOCTL_NEW_V0_SW_NV50 } },
@@ -161,14 +142,8 @@ nv50_sw_func = {
 	}
 };
 
-struct nvkm_oclass *
-nv50_sw_oclass = &(struct nv50_sw_oclass) {
-	.base.handle = NV_ENGINE(SW, 0x50),
-	.base.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = nv50_sw_ctor,
-		.dtor = _nvkm_sw_dtor,
-		.init = _nvkm_sw_init,
-		.fini = _nvkm_sw_fini,
-	},
-	.func = &nv50_sw_func,
-}.base;
+int
+nv50_sw_new(struct nvkm_device *device, int index, struct nvkm_sw **psw)
+{
+	return nvkm_sw_new_(&nv50_sw, device, index, psw);
+}
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/sw/nv50.h b/drivers/gpu/drm/nouveau/nvkm/engine/sw/nv50.h
index c90a470564e2..25cdfdef2d46 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/sw/nv50.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/sw/nv50.h
@@ -6,21 +6,6 @@
 #include "nvsw.h"
 #include <core/notify.h>
 
-struct nv50_sw_oclass {
-	struct nvkm_oclass base;
-	const struct nvkm_sw_func *func;
-};
-
-int  nv50_sw_ctor(struct nvkm_object *, struct nvkm_object *,
-			struct nvkm_oclass *, void *, u32,
-			struct nvkm_object **);
-
-struct nv50_sw_cclass {
-	struct nvkm_oclass base;
-	int (*vblank)(struct nvkm_notify *);
-	const struct nvkm_sw_chan_func *chan;
-};
-
 struct nv50_sw_chan {
 	struct nvkm_sw_chan base;
 	struct {
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/sw/nvsw.c b/drivers/gpu/drm/nouveau/nvkm/engine/sw/nvsw.c
index 6652a9196753..66cf986b9572 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/sw/nvsw.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/sw/nvsw.c
@@ -27,18 +27,19 @@
 #include <nvif/class.h>
 
 static int
-nvkm_nvsw_mthd_(struct nvkm_object *base, u32 mthd, void *data, u32 size)
+nvkm_nvsw_mthd_(struct nvkm_object *object, u32 mthd, void *data, u32 size)
 {
-	struct nvkm_nvsw *nvsw = nvkm_nvsw(base);
+	struct nvkm_nvsw *nvsw = nvkm_nvsw(object);
 	if (nvsw->func->mthd)
 		return nvsw->func->mthd(nvsw, mthd, data, size);
 	return -ENODEV;
 }
 
 static int
-nvkm_nvsw_ntfy_(struct nvkm_object *base, u32 mthd, struct nvkm_event **pevent)
+nvkm_nvsw_ntfy_(struct nvkm_object *object, u32 mthd,
+		struct nvkm_event **pevent)
 {
-	struct nvkm_nvsw *nvsw = nvkm_nvsw(base);
+	struct nvkm_nvsw *nvsw = nvkm_nvsw(object);
 	switch (mthd) {
 	case NVSW_NTFY_UEVENT:
 		*pevent = &nvsw->chan->event;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/sw/priv.h b/drivers/gpu/drm/nouveau/nvkm/engine/sw/priv.h
index ae610a32ef5a..0ef1318dc2fd 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/sw/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/sw/priv.h
@@ -4,6 +4,9 @@
 #include <engine/sw.h>
 struct nvkm_sw_chan;
 
+int nvkm_sw_new_(const struct nvkm_sw_func *, struct nvkm_device *,
+		 int index, struct nvkm_sw **);
+
 struct nvkm_sw_chan_sclass {
 	int (*ctor)(struct nvkm_sw_chan *, const struct nvkm_oclass *,
 		    void *data, u32 size, struct nvkm_object **);