drm/nouveau/falcon: convert user classes to new-style nvkm_object

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
diff --git a/drivers/gpu/drm/nouveau/include/nvif/class.h b/drivers/gpu/drm/nouveau/include/nvif/class.h
index d8bad60..10b6685 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/class.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/class.h
@@ -94,6 +94,28 @@
 #define MAXWELL_A                                                    0x0000b097
 #define MAXWELL_B                                                    0x0000b197
 
+#define GT212_MSVLD                                                  0x000085b1
+#define IGT21A_MSVLD                                                 0x000086b1
+#define G98_MSVLD                                                    0x000088b1
+#define GF100_MSVLD                                                  0x000090b1
+#define GK104_MSVLD                                                  0x000095b1
+
+#define GT212_MSPDEC                                                 0x000085b2
+#define G98_MSPDEC                                                   0x000088b2
+#define GF100_MSPDEC                                                 0x000090b2
+#define GK104_MSPDEC                                                 0x000095b2
+
+#define GT212_MSPPP                                                  0x000085b3
+#define G98_MSPPP                                                    0x000088b3
+#define GF100_MSPPP                                                  0x000090b3
+
+#define G98_SEC                                                      0x000088b4
+
+#define GT212_DMA                                                    0x000085b5
+#define FERMI_DMA                                                    0x000090b5
+
+#define FERMI_DECOMPRESS                                             0x000090b8
+
 #define FERMI_COMPUTE_A                                              0x000090c0
 #define FERMI_COMPUTE_B                                              0x000091c0
 
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/falcon.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/falcon.h
index bdadc8b..cd113fc 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/engine/falcon.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/falcon.h
@@ -1,34 +1,13 @@
 #ifndef __NVKM_FALCON_H__
 #define __NVKM_FALCON_H__
-#include <core/engctx.h>
+#define nvkm_falcon(p) container_of((p), struct nvkm_falcon, engine)
+#include <core/engine.h>
 struct nvkm_fifo_chan;
 
-struct nvkm_falcon_chan {
-	struct nvkm_engctx base;
-};
-
-#define nvkm_falcon_context_create(p,e,c,g,s,a,f,d)                         \
-	nvkm_engctx_create((p), (e), (c), (g), (s), (a), (f), (d))
-#define nvkm_falcon_context_destroy(d)                                      \
-	nvkm_engctx_destroy(&(d)->base)
-#define nvkm_falcon_context_init(d)                                         \
-	nvkm_engctx_init(&(d)->base)
-#define nvkm_falcon_context_fini(d,s)                                       \
-	nvkm_engctx_fini(&(d)->base, (s))
-
-#define _nvkm_falcon_context_ctor _nvkm_engctx_ctor
-#define _nvkm_falcon_context_dtor _nvkm_engctx_dtor
-#define _nvkm_falcon_context_init _nvkm_engctx_init
-#define _nvkm_falcon_context_fini _nvkm_engctx_fini
-#define _nvkm_falcon_context_rd32 _nvkm_engctx_rd32
-#define _nvkm_falcon_context_wr32 _nvkm_engctx_wr32
-
 struct nvkm_falcon_data {
 	bool external;
 };
 
-#include <core/engine.h>
-
 struct nvkm_falcon {
 	struct nvkm_engine engine;
 	const struct nvkm_falcon_func *func;
@@ -55,6 +34,7 @@
 
 struct nvkm_falcon_func {
 	void (*intr)(struct nvkm_falcon *, struct nvkm_fifo_chan *);
+	struct nvkm_sclass sclass[];
 };
 
 #define nv_falcon(priv) ((struct nvkm_falcon *)priv)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/ce/gf100.c b/drivers/gpu/drm/nouveau/nvkm/engine/ce/gf100.c
index 6faf38e..3abab39 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/ce/gf100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/ce/gf100.c
@@ -25,51 +25,7 @@
 #include <engine/falcon.h>
 #include "fuc/gf100.fuc3.h"
 
-/*******************************************************************************
- * Copy object classes
- ******************************************************************************/
-
-static struct nvkm_oclass
-gf100_ce0_sclass[] = {
-	{ 0x90b5, &nvkm_object_ofuncs },
-	{},
-};
-
-static struct nvkm_oclass
-gf100_ce1_sclass[] = {
-	{ 0x90b8, &nvkm_object_ofuncs },
-	{},
-};
-
-/*******************************************************************************
- * PCE context
- ******************************************************************************/
-
-static struct nvkm_ofuncs
-gf100_ce_context_ofuncs = {
-	.ctor = _nvkm_falcon_context_ctor,
-	.dtor = _nvkm_falcon_context_dtor,
-	.init = _nvkm_falcon_context_init,
-	.fini = _nvkm_falcon_context_fini,
-	.rd32 = _nvkm_falcon_context_rd32,
-	.wr32 = _nvkm_falcon_context_wr32,
-};
-
-static struct nvkm_oclass
-gf100_ce0_cclass = {
-	.handle = NV_ENGCTX(CE0, 0xc0),
-	.ofuncs = &gf100_ce_context_ofuncs,
-};
-
-static struct nvkm_oclass
-gf100_ce1_cclass = {
-	.handle = NV_ENGCTX(CE1, 0xc0),
-	.ofuncs = &gf100_ce_context_ofuncs,
-};
-
-/*******************************************************************************
- * PCE engine/subdev functions
- ******************************************************************************/
+#include <nvif/class.h>
 
 static int
 gf100_ce_init(struct nvkm_object *object)
@@ -89,8 +45,12 @@
 }
 
 static const struct nvkm_falcon_func
-gf100_ce_func = {
+gf100_ce0_func = {
 	.intr = gt215_ce_intr,
+	.sclass = {
+		{ -1, -1, FERMI_DMA },
+		{}
+	}
 };
 
 static int
@@ -101,15 +61,13 @@
 	struct nvkm_falcon *ce;
 	int ret;
 
-	ret = nvkm_falcon_create(&gf100_ce_func, parent, engine, oclass,
+	ret = nvkm_falcon_create(&gf100_ce0_func, parent, engine, oclass,
 				 0x104000, true, "PCE0", "ce0", &ce);
 	*pobject = nv_object(ce);
 	if (ret)
 		return ret;
 
 	nv_subdev(ce)->unit = 0x00000040;
-	nv_engine(ce)->cclass = &gf100_ce0_cclass;
-	nv_engine(ce)->sclass = gf100_ce0_sclass;
 	nv_falcon(ce)->code.data = gf100_ce_code;
 	nv_falcon(ce)->code.size = sizeof(gf100_ce_code);
 	nv_falcon(ce)->data.data = gf100_ce_data;
@@ -117,6 +75,15 @@
 	return 0;
 }
 
+static const struct nvkm_falcon_func
+gf100_ce1_func = {
+	.intr = gt215_ce_intr,
+	.sclass = {
+		{ -1, -1, FERMI_DECOMPRESS },
+		{}
+	}
+};
+
 static int
 gf100_ce1_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
 	       struct nvkm_oclass *oclass, void *data, u32 size,
@@ -125,15 +92,13 @@
 	struct nvkm_falcon *ce;
 	int ret;
 
-	ret = nvkm_falcon_create(&gf100_ce_func, parent, engine, oclass,
+	ret = nvkm_falcon_create(&gf100_ce1_func, parent, engine, oclass,
 				 0x105000, true, "PCE1", "ce1", &ce);
 	*pobject = nv_object(ce);
 	if (ret)
 		return ret;
 
 	nv_subdev(ce)->unit = 0x00000080;
-	nv_engine(ce)->cclass = &gf100_ce1_cclass;
-	nv_engine(ce)->sclass = gf100_ce1_sclass;
 	nv_falcon(ce)->code.data = gf100_ce_code;
 	nv_falcon(ce)->code.size = sizeof(gf100_ce_code);
 	nv_falcon(ce)->data.data = gf100_ce_data;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/ce/gt215.c b/drivers/gpu/drm/nouveau/nvkm/engine/ce/gt215.c
index 1a15b8d..35e4d57 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/ce/gt215.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/ce/gt215.c
@@ -28,37 +28,7 @@
 #include <core/client.h>
 #include <core/enum.h>
 
-/*******************************************************************************
- * Copy object classes
- ******************************************************************************/
-
-static struct nvkm_oclass
-gt215_ce_sclass[] = {
-	{ 0x85b5, &nvkm_object_ofuncs },
-	{}
-};
-
-/*******************************************************************************
- * PCE context
- ******************************************************************************/
-
-static struct nvkm_oclass
-gt215_ce_cclass = {
-	.handle = NV_ENGCTX(CE0, 0xa3),
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = _nvkm_falcon_context_ctor,
-		.dtor = _nvkm_falcon_context_dtor,
-		.init = _nvkm_falcon_context_init,
-		.fini = _nvkm_falcon_context_fini,
-		.rd32 = _nvkm_falcon_context_rd32,
-		.wr32 = _nvkm_falcon_context_wr32,
-
-	},
-};
-
-/*******************************************************************************
- * PCE engine/subdev functions
- ******************************************************************************/
+#include <nvif/class.h>
 
 static const struct nvkm_enum
 gt215_ce_isr_error_name[] = {
@@ -93,6 +63,10 @@
 static const struct nvkm_falcon_func
 gt215_ce_func = {
 	.intr = gt215_ce_intr,
+	.sclass = {
+		{ -1, -1, GT212_DMA },
+		{}
+	}
 };
 
 static int
@@ -111,8 +85,6 @@
 		return ret;
 
 	nv_subdev(ce)->unit = 0x00802000;
-	nv_engine(ce)->cclass = &gt215_ce_cclass;
-	nv_engine(ce)->sclass = gt215_ce_sclass;
 	nv_falcon(ce)->code.data = gt215_ce_code;
 	nv_falcon(ce)->code.size = sizeof(gt215_ce_code);
 	nv_falcon(ce)->data.data = gt215_ce_data;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/falcon.c b/drivers/gpu/drm/nouveau/nvkm/engine/falcon.c
index b0cbe81..3d3e73c 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/falcon.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/falcon.c
@@ -24,6 +24,35 @@
 
 #include <subdev/timer.h>
 
+static int
+nvkm_falcon_oclass_get(struct nvkm_oclass *oclass, int index)
+{
+	struct nvkm_falcon *falcon = nvkm_falcon(oclass->engine);
+	int c = 0;
+
+	while (falcon->func->sclass[c].oclass) {
+		if (c++ == index) {
+			oclass->base = falcon->func->sclass[index];
+			return index;
+		}
+	}
+
+	return c;
+}
+
+static int
+nvkm_falcon_cclass_bind(struct nvkm_object *object, struct nvkm_gpuobj *parent,
+			int align, struct nvkm_gpuobj **pgpuobj)
+{
+	return nvkm_gpuobj_new(object->engine->subdev.device, 256,
+			       align, true, parent, pgpuobj);
+}
+
+static const struct nvkm_object_func
+nvkm_falcon_cclass = {
+	.bind = nvkm_falcon_cclass_bind,
+};
+
 static void
 nvkm_falcon_intr(struct nvkm_subdev *subdev)
 {
@@ -275,6 +304,12 @@
 	return nvkm_engine_fini_old(&falcon->engine, suspend);
 }
 
+static const struct nvkm_engine_func
+nvkm_falcon = {
+	.fifo.sclass = nvkm_falcon_oclass_get,
+	.cclass = &nvkm_falcon_cclass,
+};
+
 int
 nvkm_falcon_create_(const struct nvkm_falcon_func *func,
 		    struct nvkm_object *parent, struct nvkm_object *engine,
@@ -292,6 +327,7 @@
 		return ret;
 
 	falcon->engine.subdev.intr = nvkm_falcon_intr;
+	falcon->engine.func = &nvkm_falcon;
 	falcon->func = func;
 	falcon->addr = addr;
 	return 0;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/mspdec/g98.c b/drivers/gpu/drm/nouveau/nvkm/engine/mspdec/g98.c
index fbb3845..f149717 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/mspdec/g98.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/mspdec/g98.c
@@ -24,37 +24,7 @@
 #include <engine/mspdec.h>
 #include <engine/falcon.h>
 
-/*******************************************************************************
- * MSPDEC object classes
- ******************************************************************************/
-
-static struct nvkm_oclass
-g98_mspdec_sclass[] = {
-	{ 0x88b2, &nvkm_object_ofuncs },
-	{ 0x85b2, &nvkm_object_ofuncs },
-	{},
-};
-
-/*******************************************************************************
- * PMSPDEC context
- ******************************************************************************/
-
-static struct nvkm_oclass
-g98_mspdec_cclass = {
-	.handle = NV_ENGCTX(MSPDEC, 0x98),
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = _nvkm_falcon_context_ctor,
-		.dtor = _nvkm_falcon_context_dtor,
-		.init = _nvkm_falcon_context_init,
-		.fini = _nvkm_falcon_context_fini,
-		.rd32 = _nvkm_falcon_context_rd32,
-		.wr32 = _nvkm_falcon_context_wr32,
-	},
-};
-
-/*******************************************************************************
- * PMSPDEC engine/subdev functions
- ******************************************************************************/
+#include <nvif/class.h>
 
 static int
 g98_mspdec_init(struct nvkm_object *object)
@@ -74,6 +44,11 @@
 
 static const struct nvkm_falcon_func
 g98_mspdec_func = {
+	.sclass = {
+		{ -1, -1, G98_MSPDEC },
+		{ -1, -1, GT212_MSPDEC },
+		{}
+	},
 };
 
 static int
@@ -91,8 +66,6 @@
 		return ret;
 
 	nv_subdev(mspdec)->unit = 0x01020000;
-	nv_engine(mspdec)->cclass = &g98_mspdec_cclass;
-	nv_engine(mspdec)->sclass = g98_mspdec_sclass;
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/mspdec/gf100.c b/drivers/gpu/drm/nouveau/nvkm/engine/mspdec/gf100.c
index 71b75e91..1296f77 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/mspdec/gf100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/mspdec/gf100.c
@@ -24,36 +24,7 @@
 #include <engine/mspdec.h>
 #include <engine/falcon.h>
 
-/*******************************************************************************
- * MSPDEC object classes
- ******************************************************************************/
-
-static struct nvkm_oclass
-gf100_mspdec_sclass[] = {
-	{ 0x90b2, &nvkm_object_ofuncs },
-	{},
-};
-
-/*******************************************************************************
- * PMSPDEC context
- ******************************************************************************/
-
-static struct nvkm_oclass
-gf100_mspdec_cclass = {
-	.handle = NV_ENGCTX(MSPDEC, 0xc0),
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = _nvkm_falcon_context_ctor,
-		.dtor = _nvkm_falcon_context_dtor,
-		.init = _nvkm_falcon_context_init,
-		.fini = _nvkm_falcon_context_fini,
-		.rd32 = _nvkm_falcon_context_rd32,
-		.wr32 = _nvkm_falcon_context_wr32,
-	},
-};
-
-/*******************************************************************************
- * PMSPDEC engine/subdev functions
- ******************************************************************************/
+#include <nvif/class.h>
 
 static int
 gf100_mspdec_init(struct nvkm_object *object)
@@ -73,6 +44,10 @@
 
 static const struct nvkm_falcon_func
 gf100_mspdec_func = {
+	.sclass = {
+		{ -1, -1, GF100_MSPDEC },
+		{}
+	}
 };
 
 static int
@@ -90,8 +65,6 @@
 		return ret;
 
 	nv_subdev(mspdec)->unit = 0x00020000;
-	nv_engine(mspdec)->cclass = &gf100_mspdec_cclass;
-	nv_engine(mspdec)->sclass = gf100_mspdec_sclass;
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/mspdec/gk104.c b/drivers/gpu/drm/nouveau/nvkm/engine/mspdec/gk104.c
index a103789..315da16 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/mspdec/gk104.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/mspdec/gk104.c
@@ -24,36 +24,7 @@
 #include <engine/mspdec.h>
 #include <engine/falcon.h>
 
-/*******************************************************************************
- * MSPDEC object classes
- ******************************************************************************/
-
-static struct nvkm_oclass
-gk104_mspdec_sclass[] = {
-	{ 0x95b2, &nvkm_object_ofuncs },
-	{},
-};
-
-/*******************************************************************************
- * PMSPDEC context
- ******************************************************************************/
-
-static struct nvkm_oclass
-gk104_mspdec_cclass = {
-	.handle = NV_ENGCTX(MSPDEC, 0xe0),
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = _nvkm_falcon_context_ctor,
-		.dtor = _nvkm_falcon_context_dtor,
-		.init = _nvkm_falcon_context_init,
-		.fini = _nvkm_falcon_context_fini,
-		.rd32 = _nvkm_falcon_context_rd32,
-		.wr32 = _nvkm_falcon_context_wr32,
-	},
-};
-
-/*******************************************************************************
- * PMSPDEC engine/subdev functions
- ******************************************************************************/
+#include <nvif/class.h>
 
 static int
 gk104_mspdec_init(struct nvkm_object *object)
@@ -73,6 +44,10 @@
 
 static const struct nvkm_falcon_func
 gk104_mspdec_func = {
+	.sclass = {
+		{ -1, -1, GK104_MSPDEC },
+		{}
+	}
 };
 
 static int
@@ -90,8 +65,6 @@
 		return ret;
 
 	nv_subdev(falcon)->unit = 0x00020000;
-	nv_engine(falcon)->cclass = &gk104_mspdec_cclass;
-	nv_engine(falcon)->sclass = gk104_mspdec_sclass;
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/msppp/g98.c b/drivers/gpu/drm/nouveau/nvkm/engine/msppp/g98.c
index 9029ff0..314736d 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/msppp/g98.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/msppp/g98.c
@@ -24,37 +24,7 @@
 #include <engine/msppp.h>
 #include <engine/falcon.h>
 
-/*******************************************************************************
- * MSPPP object classes
- ******************************************************************************/
-
-static struct nvkm_oclass
-g98_msppp_sclass[] = {
-	{ 0x88b3, &nvkm_object_ofuncs },
-	{ 0x85b3, &nvkm_object_ofuncs },
-	{},
-};
-
-/*******************************************************************************
- * PMSPPP context
- ******************************************************************************/
-
-static struct nvkm_oclass
-g98_msppp_cclass = {
-	.handle = NV_ENGCTX(MSPPP, 0x98),
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = _nvkm_falcon_context_ctor,
-		.dtor = _nvkm_falcon_context_dtor,
-		.init = _nvkm_falcon_context_init,
-		.fini = _nvkm_falcon_context_fini,
-		.rd32 = _nvkm_falcon_context_rd32,
-		.wr32 = _nvkm_falcon_context_wr32,
-	},
-};
-
-/*******************************************************************************
- * PMSPPP engine/subdev functions
- ******************************************************************************/
+#include <nvif/class.h>
 
 static int
 g98_msppp_init(struct nvkm_object *object)
@@ -74,6 +44,11 @@
 
 static const struct nvkm_falcon_func
 g98_msppp_func = {
+	.sclass = {
+		{ -1, -1, G98_MSPPP },
+		{ -1, -1, GT212_MSPPP },
+		{}
+	}
 };
 
 static int
@@ -91,8 +66,6 @@
 		return ret;
 
 	nv_subdev(msppp)->unit = 0x00400002;
-	nv_engine(msppp)->cclass = &g98_msppp_cclass;
-	nv_engine(msppp)->sclass = g98_msppp_sclass;
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/msppp/gf100.c b/drivers/gpu/drm/nouveau/nvkm/engine/msppp/gf100.c
index 2b21fe5..f977c2a 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/msppp/gf100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/msppp/gf100.c
@@ -24,36 +24,7 @@
 #include <engine/msppp.h>
 #include <engine/falcon.h>
 
-/*******************************************************************************
- * MSPPP object classes
- ******************************************************************************/
-
-static struct nvkm_oclass
-gf100_msppp_sclass[] = {
-	{ 0x90b3, &nvkm_object_ofuncs },
-	{},
-};
-
-/*******************************************************************************
- * PMSPPP context
- ******************************************************************************/
-
-static struct nvkm_oclass
-gf100_msppp_cclass = {
-	.handle = NV_ENGCTX(MSPPP, 0xc0),
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = _nvkm_falcon_context_ctor,
-		.dtor = _nvkm_falcon_context_dtor,
-		.init = _nvkm_falcon_context_init,
-		.fini = _nvkm_falcon_context_fini,
-		.rd32 = _nvkm_falcon_context_rd32,
-		.wr32 = _nvkm_falcon_context_wr32,
-	},
-};
-
-/*******************************************************************************
- * PMSPPP engine/subdev functions
- ******************************************************************************/
+#include <nvif/class.h>
 
 static int
 gf100_msppp_init(struct nvkm_object *object)
@@ -73,6 +44,10 @@
 
 static const struct nvkm_falcon_func
 gf100_msppp_func = {
+	.sclass = {
+		{ -1, -1, GF100_MSPPP },
+		{}
+	}
 };
 
 static int
@@ -90,8 +65,6 @@
 		return ret;
 
 	nv_subdev(msppp)->unit = 0x00000002;
-	nv_engine(msppp)->cclass = &gf100_msppp_cclass;
-	nv_engine(msppp)->sclass = gf100_msppp_sclass;
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/msvld/g98.c b/drivers/gpu/drm/nouveau/nvkm/engine/msvld/g98.c
index cdb7de5..0ee7673 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/msvld/g98.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/msvld/g98.c
@@ -24,38 +24,7 @@
 #include <engine/msvld.h>
 #include <engine/falcon.h>
 
-/*******************************************************************************
- * MSVLD object classes
- ******************************************************************************/
-
-static struct nvkm_oclass
-g98_msvld_sclass[] = {
-	{ 0x88b1, &nvkm_object_ofuncs },
-	{ 0x85b1, &nvkm_object_ofuncs },
-	{ 0x86b1, &nvkm_object_ofuncs },
-	{},
-};
-
-/*******************************************************************************
- * PMSVLD context
- ******************************************************************************/
-
-static struct nvkm_oclass
-g98_msvld_cclass = {
-	.handle = NV_ENGCTX(MSVLD, 0x98),
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = _nvkm_falcon_context_ctor,
-		.dtor = _nvkm_falcon_context_dtor,
-		.init = _nvkm_falcon_context_init,
-		.fini = _nvkm_falcon_context_fini,
-		.rd32 = _nvkm_falcon_context_rd32,
-		.wr32 = _nvkm_falcon_context_wr32,
-	},
-};
-
-/*******************************************************************************
- * PMSVLD engine/subdev functions
- ******************************************************************************/
+#include <nvif/class.h>
 
 static int
 g98_msvld_init(struct nvkm_object *object)
@@ -75,6 +44,12 @@
 
 static const struct nvkm_falcon_func
 g98_msvld_func = {
+	.sclass = {
+		{ -1, -1, G98_MSVLD },
+		{ -1, -1, GT212_MSVLD },
+		{ -1, -1, IGT21A_MSVLD },
+		{}
+	}
 };
 
 static int
@@ -92,8 +67,6 @@
 		return ret;
 
 	nv_subdev(msvld)->unit = 0x04008000;
-	nv_engine(msvld)->cclass = &g98_msvld_cclass;
-	nv_engine(msvld)->sclass = g98_msvld_sclass;
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/msvld/gf100.c b/drivers/gpu/drm/nouveau/nvkm/engine/msvld/gf100.c
index 1124373..839d648 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/msvld/gf100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/msvld/gf100.c
@@ -24,36 +24,7 @@
 #include <engine/msvld.h>
 #include <engine/falcon.h>
 
-/*******************************************************************************
- * MSVLD object classes
- ******************************************************************************/
-
-static struct nvkm_oclass
-gf100_msvld_sclass[] = {
-	{ 0x90b1, &nvkm_object_ofuncs },
-	{},
-};
-
-/*******************************************************************************
- * PMSVLD context
- ******************************************************************************/
-
-static struct nvkm_oclass
-gf100_msvld_cclass = {
-	.handle = NV_ENGCTX(MSVLD, 0xc0),
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = _nvkm_falcon_context_ctor,
-		.dtor = _nvkm_falcon_context_dtor,
-		.init = _nvkm_falcon_context_init,
-		.fini = _nvkm_falcon_context_fini,
-		.rd32 = _nvkm_falcon_context_rd32,
-		.wr32 = _nvkm_falcon_context_wr32,
-	},
-};
-
-/*******************************************************************************
- * PMSVLD engine/subdev functions
- ******************************************************************************/
+#include <nvif/class.h>
 
 static int
 gf100_msvld_init(struct nvkm_object *object)
@@ -73,6 +44,10 @@
 
 static const struct nvkm_falcon_func
 gf100_msvld_func = {
+	.sclass = {
+		{ -1, -1, GF100_MSVLD },
+		{}
+	}
 };
 
 static int
@@ -90,8 +65,6 @@
 		return ret;
 
 	nv_subdev(msvld)->unit = 0x00008000;
-	nv_engine(msvld)->cclass = &gf100_msvld_cclass;
-	nv_engine(msvld)->sclass = gf100_msvld_sclass;
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/msvld/gk104.c b/drivers/gpu/drm/nouveau/nvkm/engine/msvld/gk104.c
index addef2b..74bdca3 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/msvld/gk104.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/msvld/gk104.c
@@ -24,36 +24,7 @@
 #include <engine/msvld.h>
 #include <engine/falcon.h>
 
-/*******************************************************************************
- * MSVLD object classes
- ******************************************************************************/
-
-static struct nvkm_oclass
-gk104_msvld_sclass[] = {
-	{ 0x95b1, &nvkm_object_ofuncs },
-	{},
-};
-
-/*******************************************************************************
- * PMSVLD context
- ******************************************************************************/
-
-static struct nvkm_oclass
-gk104_msvld_cclass = {
-	.handle = NV_ENGCTX(MSVLD, 0xe0),
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = _nvkm_falcon_context_ctor,
-		.dtor = _nvkm_falcon_context_dtor,
-		.init = _nvkm_falcon_context_init,
-		.fini = _nvkm_falcon_context_fini,
-		.rd32 = _nvkm_falcon_context_rd32,
-		.wr32 = _nvkm_falcon_context_wr32,
-	},
-};
-
-/*******************************************************************************
- * PMSVLD engine/subdev functions
- ******************************************************************************/
+#include <nvif/class.h>
 
 static int
 gk104_msvld_init(struct nvkm_object *object)
@@ -73,6 +44,10 @@
 
 static const struct nvkm_falcon_func
 gk104_msvld_func = {
+	.sclass = {
+		{ -1, -1, GK104_MSVLD },
+		{}
+	}
 };
 
 static int
@@ -90,8 +65,6 @@
 		return ret;
 
 	nv_subdev(msvld)->unit = 0x00008000;
-	nv_engine(msvld)->cclass = &gk104_msvld_cclass;
-	nv_engine(msvld)->sclass = gk104_msvld_sclass;
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/sec/g98.c b/drivers/gpu/drm/nouveau/nvkm/engine/sec/g98.c
index c15934d..aae0e85 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/sec/g98.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/sec/g98.c
@@ -29,36 +29,7 @@
 #include <core/client.h>
 #include <core/enum.h>
 
-/*******************************************************************************
- * Crypt object classes
- ******************************************************************************/
-
-static struct nvkm_oclass
-g98_sec_sclass[] = {
-	{ 0x88b4, &nvkm_object_ofuncs },
-	{},
-};
-
-/*******************************************************************************
- * PSEC context
- ******************************************************************************/
-
-static struct nvkm_oclass
-g98_sec_cclass = {
-	.handle = NV_ENGCTX(SEC, 0x98),
-	.ofuncs = &(struct nvkm_ofuncs) {
-		.ctor = _nvkm_falcon_context_ctor,
-		.dtor = _nvkm_falcon_context_dtor,
-		.init = _nvkm_falcon_context_init,
-		.fini = _nvkm_falcon_context_fini,
-		.rd32 = _nvkm_falcon_context_rd32,
-		.wr32 = _nvkm_falcon_context_wr32,
-	},
-};
-
-/*******************************************************************************
- * PSEC engine/subdev functions
- ******************************************************************************/
+#include <nvif/class.h>
 
 static const struct nvkm_enum g98_sec_isr_error_name[] = {
 	{ 0x0000, "ILLEGAL_MTHD" },
@@ -92,6 +63,10 @@
 static const struct nvkm_falcon_func
 g98_sec_func = {
 	.intr = g98_sec_intr,
+	.sclass = {
+		{ -1, -1, G98_SEC },
+		{}
+	}
 };
 
 static int
@@ -109,8 +84,6 @@
 		return ret;
 
 	nv_subdev(sec)->unit = 0x00004000;
-	nv_engine(sec)->cclass = &g98_sec_cclass;
-	nv_engine(sec)->sclass = g98_sec_sclass;
 	nv_falcon(sec)->code.data = g98_sec_code;
 	nv_falcon(sec)->code.size = sizeof(g98_sec_code);
 	nv_falcon(sec)->data.data = g98_sec_data;