drm/nouveau/disp: audit and version display classes

The full object interfaces are about to be exposed to userspace, so we need to check for any security-related issues and version the structs to make it easier to handle any changes we may need in the future. Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

drm/nouveau/disp: audit and version display classes
The full object interfaces are about to be exposed to userspace, so we need to check for any security-related issues and version the structs to make it easier to handle any changes we may need in the future. Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
648d4dfd · Ben Skeggs · 4952b4d3 · 648d4dfd · 648d4dfd · 648d4dfd
Commit 648d4dfd authored Aug 10, 2014 by Ben Skeggs
52 changed files
--- a/drivers/gpu/drm/nouveau/core/engine/copy/nva3.c
+++ b/drivers/gpu/drm/nouveau/core/engine/copy/nva3.c
@@ -30,7 +30,6 @@
 #include <subdev/vm.h>
 #include <core/client.h>
-#include <core/class.h>
 #include <core/enum.h>

--- a/drivers/gpu/drm/nouveau/core/engine/copy/nvc0.c
+++ b/drivers/gpu/drm/nouveau/core/engine/copy/nvc0.c
@@ -26,9 +26,7 @@
 #include <engine/fifo.h>
 #include <engine/copy.h>
-#include <core/class.h>
 #include <core/enum.h>
-#include <core/class.h>
 #include <core/enum.h>
 #include "fuc/nvc0.fuc.h"

--- a/drivers/gpu/drm/nouveau/core/engine/copy/nve0.c
+++ b/drivers/gpu/drm/nouveau/core/engine/copy/nve0.c
@@ -24,7 +24,6 @@
 #include <core/os.h>
 #include <core/enum.h>
-#include <core/class.h>
 #include <core/engctx.h>
 #include <engine/copy.h>

--- a/drivers/gpu/drm/nouveau/core/engine/crypt/nv84.c
+++ b/drivers/gpu/drm/nouveau/core/engine/crypt/nv84.c
@@ -25,7 +25,6 @@
 #include <core/client.h>
 #include <core/os.h>
 #include <core/enum.h>
-#include <core/class.h>
 #include <core/engctx.h>
 #include <core/gpuobj.h>

--- a/drivers/gpu/drm/nouveau/core/engine/crypt/nv98.c
+++ b/drivers/gpu/drm/nouveau/core/engine/crypt/nv98.c
@@ -25,7 +25,6 @@
 #include <core/client.h>
 #include <core/os.h>
 #include <core/enum.h>
-#include <core/class.h>
 #include <core/engctx.h>
 #include <subdev/timer.h>

--- a/drivers/gpu/drm/nouveau/core/engine/device/base.c
+++ b/drivers/gpu/drm/nouveau/core/engine/device/base.c
@@ -28,7 +28,6 @@
 #include <core/option.h>
 #include <nvif/unpack.h>
 #include <nvif/class.h>
-#include <core/class.h>
 #include <subdev/fb.h>
 #include <subdev/instmem.h>

--- a/drivers/gpu/drm/nouveau/core/engine/disp/dacnv50.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/dacnv50.c
@@ -23,7 +23,6 @@
 */
 #include <core/client.h>
-#include <core/class.h>
 #include <nvif/unpack.h>
 #include <nvif/class.h>

--- a/drivers/gpu/drm/nouveau/core/engine/disp/dport.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/dport.c
@@ -30,7 +30,7 @@
 #include <engine/disp.h>
-#include <core/class.h>
+#include <nvif/class.h>
 #include "dport.h"
 #include "outpdp.h"
@@ -335,7 +335,7 @@ nouveau_dp_train(struct work_struct *w)
 	int ret;
 	/* bring capabilities within encoder limits */
-	if (nv_mclass(disp) < NVD0_DISP_CLASS)
+	if (nv_mclass(disp) < GF110_DISP)
 		outp->dpcd[2] &= ~DPCD_RC02_TPS3_SUPPORTED;
 	if ((outp->dpcd[2] & 0x1f) > outp->base.info.dpconf.link_nr) {
 		outp->dpcd[2] &= ~DPCD_RC02_MAX_LANE_COUNT;

--- a/drivers/gpu/drm/nouveau/core/engine/disp/gm107.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/gm107.c
@@ -25,7 +25,7 @@
 #include <engine/software.h>
 #include <engine/disp.h>
-#include <core/class.h>
+#include <nvif/class.h>
 #include "nv50.h"
@@ -35,17 +35,17 @@
 static struct nouveau_oclass
 gm107_disp_sclass[] = {
-	{ GM107_DISP_MAST_CLASS, &nvd0_disp_mast_ofuncs.base },
+	{ GM107_DISP_CORE_CHANNEL_DMA, &nvd0_disp_mast_ofuncs.base },
-	{ GM107_DISP_SYNC_CLASS, &nvd0_disp_sync_ofuncs.base },
+	{ GK110_DISP_BASE_CHANNEL_DMA, &nvd0_disp_sync_ofuncs.base },
-	{ GM107_DISP_OVLY_CLASS, &nvd0_disp_ovly_ofuncs.base },
+	{ GK104_DISP_OVERLAY_CONTROL_DMA, &nvd0_disp_ovly_ofuncs.base },
-	{ GM107_DISP_OIMM_CLASS, &nvd0_disp_oimm_ofuncs.base },
+	{ GK104_DISP_OVERLAY, &nvd0_disp_oimm_ofuncs.base },
-	{ GM107_DISP_CURS_CLASS, &nvd0_disp_curs_ofuncs.base },
+	{ GK104_DISP_CURSOR, &nvd0_disp_curs_ofuncs.base },
 	{}
 };
 static struct nouveau_oclass
 gm107_disp_base_oclass[] = {
-	{ GM107_DISP_CLASS, &nvd0_disp_base_ofuncs },
+	{ GM107_DISP, &nvd0_disp_base_ofuncs },
 	{}
 };

--- a/drivers/gpu/drm/nouveau/core/engine/disp/nv04.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/nv04.c
@@ -26,7 +26,6 @@
 #include <core/client.h>
 #include <core/event.h>
-#include <core/class.h>
 #include <nvif/unpack.h>
 #include <nvif/class.h>
@@ -117,7 +116,7 @@ nv04_disp_ofuncs = {
 static struct nouveau_oclass
 nv04_disp_sclass[] = {
-	{ NV04_DISP_CLASS, &nv04_disp_ofuncs },
+	{ NV04_DISP, &nv04_disp_ofuncs },
 	{},
 };

--- a/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c
@@ -27,7 +27,6 @@
 #include <core/parent.h>
 #include <core/handle.h>
 #include <core/enum.h>
-#include <core/class.h>
 #include <nvif/unpack.h>
 #include <nvif/class.h>
@@ -410,14 +409,21 @@ nv50_disp_mast_ctor(struct nouveau_object *parent,
 		    struct nouveau_oclass *oclass, void *data, u32 size,
 		    struct nouveau_object **pobject)
 {
-	struct nv50_display_mast_class *args = data;
+	union {
+		struct nv50_disp_core_channel_dma_v0 v0;
+	} *args = data;
 	struct nv50_disp_dmac *mast;
 	int ret;
-	if (size < sizeof(*args))
+	nv_ioctl(parent, "create disp core channel dma size %d\n", size);
-		return -EINVAL;
+	if (nvif_unpack(args->v0, 0, 0, false)) {
+		nv_ioctl(parent, "create disp core channel dma vers %d "
+				 "pushbuf %08x\n",
+			 args->v0.version, args->v0.pushbuf);
+	} else
+		return ret;
-	ret = nv50_disp_dmac_create_(parent, engine, oclass, args->pushbuf,
+	ret = nv50_disp_dmac_create_(parent, engine, oclass, args->v0.pushbuf,
 				     0, sizeof(*mast), (void **)&mast);
 	*pobject = nv_object(mast);
 	if (ret)
@@ -557,16 +563,26 @@ nv50_disp_sync_ctor(struct nouveau_object *parent,
 		    struct nouveau_oclass *oclass, void *data, u32 size,
 		    struct nouveau_object **pobject)
 {
-	struct nv50_display_sync_class *args = data;
+	union {
+		struct nv50_disp_base_channel_dma_v0 v0;
+	} *args = data;
 	struct nv50_disp_priv *priv = (void *)engine;
 	struct nv50_disp_dmac *dmac;
 	int ret;
-	if (size < sizeof(*args) || args->head >= priv->head.nr)
+	nv_ioctl(parent, "create disp base channel dma size %d\n", size);
+	if (nvif_unpack(args->v0, 0, 0, false)) {
+		nv_ioctl(parent, "create disp base channel dma vers %d "
+				 "pushbuf %08x head %d\n",
+			 args->v0.version, args->v0.pushbuf, args->v0.head);
+		if (args->v0.head > priv->head.nr)
 			return -EINVAL;
+	} else
+		return ret;
-	ret = nv50_disp_dmac_create_(parent, engine, oclass, args->pushbuf,
+	ret = nv50_disp_dmac_create_(parent, engine, oclass, args->v0.pushbuf,
-				     args->head, sizeof(*dmac), (void **)&dmac);
+				     args->v0.head, sizeof(*dmac),
+				     (void **)&dmac);
 	*pobject = nv_object(dmac);
 	if (ret)
 		return ret;
@@ -635,16 +651,26 @@ nv50_disp_ovly_ctor(struct nouveau_object *parent,
 		    struct nouveau_oclass *oclass, void *data, u32 size,
 		    struct nouveau_object **pobject)
 {
-	struct nv50_display_ovly_class *args = data;
+	union {
+		struct nv50_disp_overlay_channel_dma_v0 v0;
+	} *args = data;
 	struct nv50_disp_priv *priv = (void *)engine;
 	struct nv50_disp_dmac *dmac;
 	int ret;
-	if (size < sizeof(*args) || args->head >= priv->head.nr)
+	nv_ioctl(parent, "create disp overlay channel dma size %d\n", size);
+	if (nvif_unpack(args->v0, 0, 0, false)) {
+		nv_ioctl(parent, "create disp overlay channel dma vers %d "
+				 "pushbuf %08x head %d\n",
+			 args->v0.version, args->v0.pushbuf, args->v0.head);
+		if (args->v0.head > priv->head.nr)
 			return -EINVAL;
+	} else
+		return ret;
-	ret = nv50_disp_dmac_create_(parent, engine, oclass, args->pushbuf,
+	ret = nv50_disp_dmac_create_(parent, engine, oclass, args->v0.pushbuf,
-				     args->head, sizeof(*dmac), (void **)&dmac);
+				     args->v0.head, sizeof(*dmac),
+				     (void **)&dmac);
 	*pobject = nv_object(dmac);
 	if (ret)
 		return ret;
@@ -743,15 +769,23 @@ nv50_disp_oimm_ctor(struct nouveau_object *parent,
 		    struct nouveau_oclass *oclass, void *data, u32 size,
 		    struct nouveau_object **pobject)
 {
-	struct nv50_display_oimm_class *args = data;
+	union {
+		struct nv50_disp_overlay_v0 v0;
+	} *args = data;
 	struct nv50_disp_priv *priv = (void *)engine;
 	struct nv50_disp_pioc *pioc;
 	int ret;
-	if (size < sizeof(*args) || args->head >= priv->head.nr)
+	nv_ioctl(parent, "create disp overlay size %d\n", size);
+	if (nvif_unpack(args->v0, 0, 0, false)) {
+		nv_ioctl(parent, "create disp overlay vers %d head %d\n",
+			 args->v0.version, args->v0.head);
+		if (args->v0.head > priv->head.nr)
 			return -EINVAL;
+	} else
+		return ret;
-	ret = nv50_disp_pioc_create_(parent, engine, oclass, args->head,
+	ret = nv50_disp_pioc_create_(parent, engine, oclass, args->v0.head,
 				     sizeof(*pioc), (void **)&pioc);
 	*pobject = nv_object(pioc);
 	if (ret)
@@ -781,15 +815,23 @@ nv50_disp_curs_ctor(struct nouveau_object *parent,
 		    struct nouveau_oclass *oclass, void *data, u32 size,
 		    struct nouveau_object **pobject)
 {
-	struct nv50_display_curs_class *args = data;
+	union {
+		struct nv50_disp_cursor_v0 v0;
+	} *args = data;
 	struct nv50_disp_priv *priv = (void *)engine;
 	struct nv50_disp_pioc *pioc;
 	int ret;
-	if (size < sizeof(*args) || args->head >= priv->head.nr)
+	nv_ioctl(parent, "create disp cursor size %d\n", size);
+	if (nvif_unpack(args->v0, 0, 0, false)) {
+		nv_ioctl(parent, "create disp cursor vers %d head %d\n",
+			 args->v0.version, args->v0.head);
+		if (args->v0.head > priv->head.nr)
 			return -EINVAL;
+	} else
+		return ret;
-	ret = nv50_disp_pioc_create_(parent, engine, oclass, args->head,
+	ret = nv50_disp_pioc_create_(parent, engine, oclass, args->v0.head,
 				     sizeof(*pioc), (void **)&pioc);
 	*pobject = nv_object(pioc);
 	if (ret)
@@ -1089,17 +1131,17 @@ nv50_disp_base_ofuncs = {
 static struct nouveau_oclass
 nv50_disp_base_oclass[] = {
-	{ NV50_DISP_CLASS, &nv50_disp_base_ofuncs },
+	{ NV50_DISP, &nv50_disp_base_ofuncs },
 	{}
 };
 static struct nouveau_oclass
 nv50_disp_sclass[] = {
-	{ NV50_DISP_MAST_CLASS, &nv50_disp_mast_ofuncs.base },
+	{ NV50_DISP_CORE_CHANNEL_DMA, &nv50_disp_mast_ofuncs.base },
-	{ NV50_DISP_SYNC_CLASS, &nv50_disp_sync_ofuncs.base },
+	{ NV50_DISP_BASE_CHANNEL_DMA, &nv50_disp_sync_ofuncs.base },
-	{ NV50_DISP_OVLY_CLASS, &nv50_disp_ovly_ofuncs.base },
+	{ NV50_DISP_OVERLAY_CHANNEL_DMA, &nv50_disp_ovly_ofuncs.base },
-	{ NV50_DISP_OIMM_CLASS, &nv50_disp_oimm_ofuncs.base },
+	{ NV50_DISP_OVERLAY, &nv50_disp_oimm_ofuncs.base },
-	{ NV50_DISP_CURS_CLASS, &nv50_disp_curs_ofuncs.base },
+	{ NV50_DISP_CURSOR, &nv50_disp_curs_ofuncs.base },
 	{}
 };

--- a/drivers/gpu/drm/nouveau/core/engine/disp/nv50.h
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/nv50.h
@@ -188,6 +188,7 @@ int  nv50_disp_base_ctor(struct nouveau_object *, struct nouveau_object *,
 			 struct nouveau_oclass *, void *, u32,
 			 struct nouveau_object **);
 void nv50_disp_base_dtor(struct nouveau_object *);
+extern struct nouveau_omthds nv50_disp_base_omthds[];
 extern struct nouveau_oclass nv50_disp_cclass;
 void nv50_disp_mthd_chan(struct nv50_disp_priv *, int debug, int head,
 			 const struct nv50_disp_mthd_chan *);

--- a/drivers/gpu/drm/nouveau/core/engine/disp/nv84.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/nv84.c
@@ -25,7 +25,7 @@
 #include <engine/software.h>
 #include <engine/disp.h>
-#include <core/class.h>
+#include <nvif/class.h>
 #include "nv50.h"
@@ -204,17 +204,17 @@ nv84_disp_ovly_mthd_chan = {
 static struct nouveau_oclass
 nv84_disp_sclass[] = {
-	{ NV84_DISP_MAST_CLASS, &nv50_disp_mast_ofuncs.base },
+	{ G82_DISP_CORE_CHANNEL_DMA, &nv50_disp_mast_ofuncs.base },
-	{ NV84_DISP_SYNC_CLASS, &nv50_disp_sync_ofuncs.base },
+	{ G82_DISP_BASE_CHANNEL_DMA, &nv50_disp_sync_ofuncs.base },
-	{ NV84_DISP_OVLY_CLASS, &nv50_disp_ovly_ofuncs.base },
+	{ G82_DISP_OVERLAY_CHANNEL_DMA, &nv50_disp_ovly_ofuncs.base },
-	{ NV84_DISP_OIMM_CLASS, &nv50_disp_oimm_ofuncs.base },
+	{ G82_DISP_OVERLAY, &nv50_disp_oimm_ofuncs.base },
-	{ NV84_DISP_CURS_CLASS, &nv50_disp_curs_ofuncs.base },
+	{ G82_DISP_CURSOR, &nv50_disp_curs_ofuncs.base },
 	{}
 };
 static struct nouveau_oclass
 nv84_disp_base_oclass[] = {
-	{ NV84_DISP_CLASS, &nv50_disp_base_ofuncs },
+	{ G82_DISP, &nv50_disp_base_ofuncs },
 	{}
 };

--- a/drivers/gpu/drm/nouveau/core/engine/disp/nv94.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/nv94.c
@@ -25,7 +25,7 @@
 #include <engine/software.h>
 #include <engine/disp.h>
-#include <core/class.h>
+#include <nvif/class.h>
 #include "nv50.h"
@@ -63,17 +63,17 @@ nv94_disp_mast_mthd_chan = {
 static struct nouveau_oclass
 nv94_disp_sclass[] = {
-	{ NV94_DISP_MAST_CLASS, &nv50_disp_mast_ofuncs.base },
+	{ GT206_DISP_CORE_CHANNEL_DMA, &nv50_disp_mast_ofuncs.base },
-	{ NV94_DISP_SYNC_CLASS, &nv50_disp_sync_ofuncs.base },
+	{ GT200_DISP_BASE_CHANNEL_DMA, &nv50_disp_sync_ofuncs.base },
-	{ NV94_DISP_OVLY_CLASS, &nv50_disp_ovly_ofuncs.base },
+	{ GT200_DISP_OVERLAY_CHANNEL_DMA, &nv50_disp_ovly_ofuncs.base },
-	{ NV94_DISP_OIMM_CLASS, &nv50_disp_oimm_ofuncs.base },
+	{ G82_DISP_OVERLAY, &nv50_disp_oimm_ofuncs.base },
-	{ NV94_DISP_CURS_CLASS, &nv50_disp_curs_ofuncs.base },
+	{ G82_DISP_CURSOR, &nv50_disp_curs_ofuncs.base },
 	{}
 };
 static struct nouveau_oclass
 nv94_disp_base_oclass[] = {
-	{ NV94_DISP_CLASS, &nv50_disp_base_ofuncs },
+	{ GT206_DISP, &nv50_disp_base_ofuncs },
 	{}
 };

--- a/drivers/gpu/drm/nouveau/core/engine/disp/nva0.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/nva0.c
@@ -25,7 +25,7 @@
 #include <engine/software.h>
 #include <engine/disp.h>
-#include <core/class.h>
+#include <nvif/class.h>
 #include "nv50.h"
@@ -80,17 +80,17 @@ nva0_disp_ovly_mthd_chan = {
 static struct nouveau_oclass
 nva0_disp_sclass[] = {
-	{ NVA0_DISP_MAST_CLASS, &nv50_disp_mast_ofuncs.base },
+	{ GT200_DISP_CORE_CHANNEL_DMA, &nv50_disp_mast_ofuncs.base },
-	{ NVA0_DISP_SYNC_CLASS, &nv50_disp_sync_ofuncs.base },
+	{ GT200_DISP_BASE_CHANNEL_DMA, &nv50_disp_sync_ofuncs.base },
-	{ NVA0_DISP_OVLY_CLASS, &nv50_disp_ovly_ofuncs.base },
+	{ GT200_DISP_OVERLAY_CHANNEL_DMA, &nv50_disp_ovly_ofuncs.base },
-	{ NVA0_DISP_OIMM_CLASS, &nv50_disp_oimm_ofuncs.base },
+	{ G82_DISP_OVERLAY, &nv50_disp_oimm_ofuncs.base },
-	{ NVA0_DISP_CURS_CLASS, &nv50_disp_curs_ofuncs.base },
+	{ G82_DISP_CURSOR, &nv50_disp_curs_ofuncs.base },
 	{}
 };
 static struct nouveau_oclass
 nva0_disp_base_oclass[] = {
-	{ NVA0_DISP_CLASS, &nv50_disp_base_ofuncs },
+	{ GT200_DISP, &nv50_disp_base_ofuncs },
 	{}
 };

--- a/drivers/gpu/drm/nouveau/core/engine/disp/nva3.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/nva3.c
@@ -25,7 +25,7 @@
 #include <engine/software.h>
 #include <engine/disp.h>
-#include <core/class.h>
+#include <nvif/class.h>
 #include "nv50.h"
@@ -35,17 +35,17 @@
 static struct nouveau_oclass
 nva3_disp_sclass[] = {
-	{ NVA3_DISP_MAST_CLASS, &nv50_disp_mast_ofuncs.base },
+	{ GT214_DISP_CORE_CHANNEL_DMA, &nv50_disp_mast_ofuncs.base },
-	{ NVA3_DISP_SYNC_CLASS, &nv50_disp_sync_ofuncs.base },
+	{ GT214_DISP_BASE_CHANNEL_DMA, &nv50_disp_sync_ofuncs.base },
-	{ NVA3_DISP_OVLY_CLASS, &nv50_disp_ovly_ofuncs.base },
+	{ GT214_DISP_OVERLAY_CHANNEL_DMA, &nv50_disp_ovly_ofuncs.base },
-	{ NVA3_DISP_OIMM_CLASS, &nv50_disp_oimm_ofuncs.base },
+	{ GT214_DISP_OVERLAY, &nv50_disp_oimm_ofuncs.base },
-	{ NVA3_DISP_CURS_CLASS, &nv50_disp_curs_ofuncs.base },
+	{ GT214_DISP_CURSOR, &nv50_disp_curs_ofuncs.base },
 	{}
 };
 static struct nouveau_oclass
 nva3_disp_base_oclass[] = {
-	{ NVA3_DISP_CLASS, &nv50_disp_base_ofuncs },
+	{ GT214_DISP, &nv50_disp_base_ofuncs },
 	{}
 };

--- a/drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c
@@ -26,7 +26,6 @@
 #include <core/client.h>
 #include <core/parent.h>
 #include <core/handle.h>
-#include <core/class.h>
 #include <nvif/unpack.h>
 #include <nvif/class.h>
@@ -716,17 +715,17 @@ nvd0_disp_base_ofuncs = {
 static struct nouveau_oclass
 nvd0_disp_base_oclass[] = {
-	{ NVD0_DISP_CLASS, &nvd0_disp_base_ofuncs },
+	{ GF110_DISP, &nvd0_disp_base_ofuncs },
 	{}
 };
 static struct nouveau_oclass
 nvd0_disp_sclass[] = {
-	{ NVD0_DISP_MAST_CLASS, &nvd0_disp_mast_ofuncs.base },
+	{ GF110_DISP_CORE_CHANNEL_DMA, &nvd0_disp_mast_ofuncs.base },
-	{ NVD0_DISP_SYNC_CLASS, &nvd0_disp_sync_ofuncs.base },
+	{ GF110_DISP_BASE_CHANNEL_DMA, &nvd0_disp_sync_ofuncs.base },
-	{ NVD0_DISP_OVLY_CLASS, &nvd0_disp_ovly_ofuncs.base },
+	{ GF110_DISP_OVERLAY_CONTROL_DMA, &nvd0_disp_ovly_ofuncs.base },
-	{ NVD0_DISP_OIMM_CLASS, &nvd0_disp_oimm_ofuncs.base },
+	{ GF110_DISP_OVERLAY, &nvd0_disp_oimm_ofuncs.base },
-	{ NVD0_DISP_CURS_CLASS, &nvd0_disp_curs_ofuncs.base },
+	{ GF110_DISP_CURSOR, &nvd0_disp_curs_ofuncs.base },
 	{}
 };

--- a/drivers/gpu/drm/nouveau/core/engine/disp/nve0.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/nve0.c
@@ -25,7 +25,7 @@
 #include <engine/software.h>
 #include <engine/disp.h>
-#include <core/class.h>
+#include <nvif/class.h>
 #include "nv50.h"
@@ -200,17 +200,17 @@ nve0_disp_ovly_mthd_chan = {
 static struct nouveau_oclass
 nve0_disp_sclass[] = {
-	{ NVE0_DISP_MAST_CLASS, &nvd0_disp_mast_ofuncs.base },
+	{ GK104_DISP_CORE_CHANNEL_DMA, &nvd0_disp_mast_ofuncs.base },
-	{ NVE0_DISP_SYNC_CLASS, &nvd0_disp_sync_ofuncs.base },
+	{ GK104_DISP_BASE_CHANNEL_DMA, &nvd0_disp_sync_ofuncs.base },
-	{ NVE0_DISP_OVLY_CLASS, &nvd0_disp_ovly_ofuncs.base },
+	{ GK104_DISP_OVERLAY_CONTROL_DMA, &nvd0_disp_ovly_ofuncs.base },
-	{ NVE0_DISP_OIMM_CLASS, &nvd0_disp_oimm_ofuncs.base },
+	{ GK104_DISP_OVERLAY, &nvd0_disp_oimm_ofuncs.base },
-	{ NVE0_DISP_CURS_CLASS, &nvd0_disp_curs_ofuncs.base },
+	{ GK104_DISP_CURSOR, &nvd0_disp_curs_ofuncs.base },
 	{}
 };
 static struct nouveau_oclass
 nve0_disp_base_oclass[] = {
-	{ NVE0_DISP_CLASS, &nvd0_disp_base_ofuncs },
+	{ GK104_DISP, &nvd0_disp_base_ofuncs },
 	{}
 };

--- a/drivers/gpu/drm/nouveau/core/engine/disp/nvf0.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/nvf0.c
@@ -25,7 +25,7 @@
 #include <engine/software.h>
 #include <engine/disp.h>
-#include <core/class.h>
+#include <nvif/class.h>
 #include "nv50.h"
@@ -35,17 +35,17 @@
 static struct nouveau_oclass
 nvf0_disp_sclass[] = {
-	{ NVF0_DISP_MAST_CLASS, &nvd0_disp_mast_ofuncs.base },
+	{ GK110_DISP_CORE_CHANNEL_DMA, &nvd0_disp_mast_ofuncs.base },
-	{ NVF0_DISP_SYNC_CLASS, &nvd0_disp_sync_ofuncs.base },
+	{ GK110_DISP_BASE_CHANNEL_DMA, &nvd0_disp_sync_ofuncs.base },
-	{ NVF0_DISP_OVLY_CLASS, &nvd0_disp_ovly_ofuncs.base },
+	{ GK104_DISP_OVERLAY_CONTROL_DMA, &nvd0_disp_ovly_ofuncs.base },
-	{ NVF0_DISP_OIMM_CLASS, &nvd0_disp_oimm_ofuncs.base },
+	{ GK104_DISP_OVERLAY, &nvd0_disp_oimm_ofuncs.base },
-	{ NVF0_DISP_CURS_CLASS, &nvd0_disp_curs_ofuncs.base },
+	{ GK104_DISP_CURSOR, &nvd0_disp_curs_ofuncs.base },
 	{}
 };
 static struct nouveau_oclass
 nvf0_disp_base_oclass[] = {
-	{ NVF0_DISP_CLASS, &nvd0_disp_base_ofuncs },
+	{ GK110_DISP, &nvd0_disp_base_ofuncs },
 	{}
 };

--- a/drivers/gpu/drm/nouveau/core/engine/disp/sornv50.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/sornv50.c
@@ -23,7 +23,6 @@
 */
 #include <core/client.h>
-#include <core/class.h>
 #include <nvif/unpack.h>
 #include <nvif/class.h>

--- a/drivers/gpu/drm/nouveau/core/engine/disp/sornv94.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/sornv94.c
@@ -23,7 +23,6 @@
 */
 #include <core/os.h>
-#include <core/class.h>
 #include <subdev/bios.h>
 #include <subdev/bios/dcb.h>

--- a/drivers/gpu/drm/nouveau/core/engine/disp/sornvd0.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/sornvd0.c
@@ -23,7 +23,6 @@
 */
 #include <core/os.h>
-#include <core/class.h>
 #include <subdev/bios.h>
 #include <subdev/bios/dcb.h>

--- a/drivers/gpu/drm/nouveau/core/engine/dmaobj/nv04.c
+++ b/drivers/gpu/drm/nouveau/core/engine/dmaobj/nv04.c
@@ -23,7 +23,6 @@
 */
 #include <core/gpuobj.h>
-#include <core/class.h>
 #include <nvif/class.h>
 #include <subdev/fb.h>

--- a/drivers/gpu/drm/nouveau/core/engine/dmaobj/nv50.c
+++ b/drivers/gpu/drm/nouveau/core/engine/dmaobj/nv50.c
@@ -24,7 +24,6 @@
 #include <core/client.h>
 #include <core/gpuobj.h>
-#include <core/class.h>
 #include <nvif/unpack.h>
 #include <nvif/class.h>
@@ -51,21 +50,19 @@ nv50_dmaobj_bind(struct nouveau_dmaobj *dmaobj,
 		case NV40_CHANNEL_DMA:
 		case NV50_CHANNEL_GPFIFO:
 		case G82_CHANNEL_GPFIFO:
-		case NV50_DISP_MAST_CLASS:
+		case NV50_DISP_CORE_CHANNEL_DMA:
-		case NV84_DISP_MAST_CLASS:
+		case G82_DISP_CORE_CHANNEL_DMA:
-		case NV94_DISP_MAST_CLASS:
+		case GT206_DISP_CORE_CHANNEL_DMA:
-		case NVA0_DISP_MAST_CLASS:
+		case GT200_DISP_CORE_CHANNEL_DMA:
-		case NVA3_DISP_MAST_CLASS:
+		case GT214_DISP_CORE_CHANNEL_DMA:
-		case NV50_DISP_SYNC_CLASS:
+		case NV50_DISP_BASE_CHANNEL_DMA:
-		case NV84_DISP_SYNC_CLASS:
+		case G82_DISP_BASE_CHANNEL_DMA:
-		case NV94_DISP_SYNC_CLASS:
+		case GT200_DISP_BASE_CHANNEL_DMA:
-		case NVA0_DISP_SYNC_CLASS:
+		case GT214_DISP_BASE_CHANNEL_DMA:
-		case NVA3_DISP_SYNC_CLASS:
+		case NV50_DISP_OVERLAY_CHANNEL_DMA:
-		case NV50_DISP_OVLY_CLASS:
+		case G82_DISP_OVERLAY_CHANNEL_DMA:
-		case NV84_DISP_OVLY_CLASS:
+		case GT200_DISP_OVERLAY_CHANNEL_DMA:
-		case NV94_DISP_OVLY_CLASS:
+		case GT214_DISP_OVERLAY_CHANNEL_DMA:
-		case NVA0_DISP_OVLY_CLASS:
-		case NVA3_DISP_OVLY_CLASS:
 			break;
 		default:
 			return -EINVAL;

--- a/drivers/gpu/drm/nouveau/core/engine/dmaobj/nvc0.c
+++ b/drivers/gpu/drm/nouveau/core/engine/dmaobj/nvc0.c
@@ -25,7 +25,6 @@
 #include <core/client.h>
 #include <core/device.h>
 #include <core/gpuobj.h>
-#include <core/class.h>
 #include <nvif/unpack.h>
 #include <nvif/class.h>
@@ -49,9 +48,9 @@ nvc0_dmaobj_bind(struct nouveau_dmaobj *dmaobj,
 	if (!nv_iclass(parent, NV_ENGCTX_CLASS)) {
 		switch (nv_mclass(parent->parent)) {
-		case NVA3_DISP_MAST_CLASS:
+		case GT214_DISP_CORE_CHANNEL_DMA:
-		case NVA3_DISP_SYNC_CLASS:
+		case GT214_DISP_BASE_CHANNEL_DMA:
-		case NVA3_DISP_OVLY_CLASS:
+		case GT214_DISP_OVERLAY_CHANNEL_DMA:
 			break;
 		default:
 			return -EINVAL;

--- a/drivers/gpu/drm/nouveau/core/engine/dmaobj/nvd0.c
+++ b/drivers/gpu/drm/nouveau/core/engine/dmaobj/nvd0.c
@@ -25,7 +25,6 @@
 #include <core/client.h>
 #include <core/device.h>
 #include <core/gpuobj.h>
-#include <core/class.h>
 #include <nvif/unpack.h>
 #include <nvif/class.h>
@@ -48,18 +47,15 @@ nvd0_dmaobj_bind(struct nouveau_dmaobj *dmaobj,
 	if (!nv_iclass(parent, NV_ENGCTX_CLASS)) {
 		switch (nv_mclass(parent->parent)) {
-		case NVD0_DISP_MAST_CLASS:
+		case GF110_DISP_CORE_CHANNEL_DMA:
-		case NVD0_DISP_SYNC_CLASS:
+		case GK104_DISP_CORE_CHANNEL_DMA:
-		case NVD0_DISP_OVLY_CLASS:
+		case GK110_DISP_CORE_CHANNEL_DMA:
-		case NVE0_DISP_MAST_CLASS:
+		case GM107_DISP_CORE_CHANNEL_DMA:
-		case NVE0_DISP_SYNC_CLASS:
+		case GF110_DISP_BASE_CHANNEL_DMA:
-		case NVE0_DISP_OVLY_CLASS:
+		case GK104_DISP_BASE_CHANNEL_DMA:
-		case NVF0_DISP_MAST_CLASS:
+		case GK110_DISP_BASE_CHANNEL_DMA:
-		case NVF0_DISP_SYNC_CLASS:
+		case GF110_DISP_OVERLAY_CONTROL_DMA:
-		case NVF0_DISP_OVLY_CLASS:
+		case GK104_DISP_OVERLAY_CONTROL_DMA:
-		case GM107_DISP_MAST_CLASS:
-		case GM107_DISP_SYNC_CLASS:
-		case GM107_DISP_OVLY_CLASS:
 			break;
 		default:
 			return -EINVAL;

--- a/drivers/gpu/drm/nouveau/core/engine/graph/nv04.c
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/nv04.c
@@ -24,7 +24,6 @@
 #include <core/client.h>
 #include <core/os.h>
-#include <core/class.h>
 #include <core/handle.h>
 #include <core/namedb.h>

--- a/drivers/gpu/drm/nouveau/core/engine/graph/nv10.c
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/nv10.c
@@ -24,7 +24,6 @@
 #include <core/client.h>
 #include <core/os.h>
-#include <core/class.h>
 #include <core/handle.h>
 #include <subdev/fb.h>

--- a/drivers/gpu/drm/nouveau/core/engine/graph/nv20.c
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/nv20.c
 #include <core/client.h>
 #include <core/os.h>
-#include <core/class.h>
 #include <core/engctx.h>
 #include <core/handle.h>
 #include <core/enum.h>

--- a/drivers/gpu/drm/nouveau/core/engine/graph/nv25.c
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/nv25.c
 #include <core/os.h>
-#include <core/class.h>
 #include <core/engctx.h>
 #include <core/enum.h>

--- a/drivers/gpu/drm/nouveau/core/engine/graph/nv2a.c
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/nv2a.c
 #include <core/os.h>
-#include <core/class.h>
 #include <core/engctx.h>
 #include <core/enum.h>

--- a/drivers/gpu/drm/nouveau/core/engine/graph/nv30.c
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/nv30.c
 #include <core/os.h>
-#include <core/class.h>
 #include <core/engctx.h>
 #include <core/enum.h>

--- a/drivers/gpu/drm/nouveau/core/engine/graph/nv34.c
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/nv34.c
 #include <core/os.h>
-#include <core/class.h>
 #include <core/engctx.h>
 #include <core/enum.h>

--- a/drivers/gpu/drm/nouveau/core/engine/graph/nv35.c
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/nv35.c
 #include <core/os.h>
-#include <core/class.h>
 #include <core/engctx.h>
 #include <core/enum.h>

--- a/drivers/gpu/drm/nouveau/core/engine/graph/nv40.c
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/nv40.c
@@ -24,7 +24,6 @@
 #include <core/client.h>
 #include <core/os.h>
-#include <core/class.h>
 #include <core/handle.h>
 #include <core/engctx.h>

--- a/drivers/gpu/drm/nouveau/core/engine/graph/nv50.c
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/nv50.c
@@ -23,7 +23,6 @@
 */
 #include <core/os.h>
-#include <core/class.h>
 #include <core/client.h>
 #include <core/handle.h>
 #include <core/engctx.h>

--- a/drivers/gpu/drm/nouveau/core/engine/mpeg/nv31.c
+++ b/drivers/gpu/drm/nouveau/core/engine/mpeg/nv31.c
@@ -24,7 +24,6 @@
 #include <core/client.h>
 #include <core/os.h>
-#include <core/class.h>
 #include <core/engctx.h>
 #include <core/handle.h>

--- a/drivers/gpu/drm/nouveau/core/engine/mpeg/nv40.c
+++ b/drivers/gpu/drm/nouveau/core/engine/mpeg/nv40.c
@@ -23,7 +23,6 @@
 */
 #include <core/os.h>
-#include <core/class.h>
 #include <core/engctx.h>
 #include <subdev/fb.h>

--- a/drivers/gpu/drm/nouveau/core/engine/mpeg/nv44.c
+++ b/drivers/gpu/drm/nouveau/core/engine/mpeg/nv44.c
@@ -23,7 +23,6 @@
 */
 #include <core/os.h>
-#include <core/class.h>
 #include <core/client.h>
 #include <core/engctx.h>
 #include <core/handle.h>

--- a/drivers/gpu/drm/nouveau/core/engine/mpeg/nv50.c
+++ b/drivers/gpu/drm/nouveau/core/engine/mpeg/nv50.c
@@ -23,7 +23,6 @@
 */
 #include <core/os.h>
-#include <core/class.h>
 #include <core/engctx.h>
 #include <subdev/vm.h>

--- a/drivers/gpu/drm/nouveau/core/engine/mpeg/nv84.c
+++ b/drivers/gpu/drm/nouveau/core/engine/mpeg/nv84.c
@@ -23,7 +23,6 @@
 */
 #include <core/os.h>
-#include <core/class.h>
 #include <core/engctx.h>
 #include <subdev/vm.h>

--- a/drivers/gpu/drm/nouveau/core/engine/software/nv04.c
+++ b/drivers/gpu/drm/nouveau/core/engine/software/nv04.c
@@ -23,7 +23,6 @@
 */
 #include <core/os.h>
-#include <core/class.h>
 #include <core/engctx.h>
 #include <engine/software.h>

--- a/drivers/gpu/drm/nouveau/core/engine/software/nv10.c
+++ b/drivers/gpu/drm/nouveau/core/engine/software/nv10.c
@@ -23,7 +23,6 @@
 */
 #include <core/os.h>
-#include <core/class.h>
 #include <core/engctx.h>
 #include <engine/software.h>

--- a/drivers/gpu/drm/nouveau/core/engine/software/nv50.c
+++ b/drivers/gpu/drm/nouveau/core/engine/software/nv50.c
@@ -23,7 +23,6 @@
 */
 #include <core/os.h>
-#include <core/class.h>
 #include <core/engctx.h>
 #include <core/namedb.h>
 #include <core/handle.h>

--- a/drivers/gpu/drm/nouveau/core/engine/software/nvc0.c
+++ b/drivers/gpu/drm/nouveau/core/engine/software/nvc0.c
@@ -23,7 +23,6 @@
 */
 #include <core/os.h>
-#include <core/class.h>
 #include <core/engctx.h>
 #include <core/event.h>

--- a/drivers/gpu/drm/nouveau/core/include/core/class.h
+++ b/drivers/gpu/drm/nouveau/core/include/core/class.h
-#ifndef __NOUVEAU_CLASS_H__
-#define __NOUVEAU_CLASS_H__
-#include <nvif/class.h>
-/* 0046: NV04_DISP
- */
-#define NV04_DISP_CLASS                                              0x00000046
-struct nv04_display_class {
-};
-/* 5070: NV50_DISP
- * 8270: NV84_DISP
- * 8370: NVA0_DISP
- * 8870: NV94_DISP
- * 8570: NVA3_DISP
- * 9070: NVD0_DISP
- * 9170: NVE0_DISP
- * 9270: NVF0_DISP
- * 9470: GM107_DISP
- */
-#define NV50_DISP_CLASS                                              0x00005070
-#define NV84_DISP_CLASS                                              0x00008270
-#define NVA0_DISP_CLASS                                              0x00008370
-#define NV94_DISP_CLASS                                              0x00008870
-#define NVA3_DISP_CLASS                                              0x00008570
-#define NVD0_DISP_CLASS                                              0x00009070
-#define NVE0_DISP_CLASS                                              0x00009170
-#define NVF0_DISP_CLASS                                              0x00009270
-#define GM107_DISP_CLASS                                             0x00009470
-struct nv50_display_class {
-};
-/* 507a: NV50_DISP_CURS
- * 827a: NV84_DISP_CURS
- * 837a: NVA0_DISP_CURS
- * 887a: NV94_DISP_CURS
- * 857a: NVA3_DISP_CURS
- * 907a: NVD0_DISP_CURS
- * 917a: NVE0_DISP_CURS
- * 927a: NVF0_DISP_CURS
- * 947a: GM107_DISP_CURS
- */
-#define NV50_DISP_CURS_CLASS                                         0x0000507a
-#define NV84_DISP_CURS_CLASS                                         0x0000827a
-#define NVA0_DISP_CURS_CLASS                                         0x0000837a
-#define NV94_DISP_CURS_CLASS                                         0x0000887a
-#define NVA3_DISP_CURS_CLASS                                         0x0000857a
-#define NVD0_DISP_CURS_CLASS                                         0x0000907a
-#define NVE0_DISP_CURS_CLASS                                         0x0000917a
-#define NVF0_DISP_CURS_CLASS                                         0x0000927a
-#define GM107_DISP_CURS_CLASS                                        0x0000947a
-struct nv50_display_curs_class {
-	u32 head;
-};
-/* 507b: NV50_DISP_OIMM
- * 827b: NV84_DISP_OIMM
- * 837b: NVA0_DISP_OIMM
- * 887b: NV94_DISP_OIMM
- * 857b: NVA3_DISP_OIMM
- * 907b: NVD0_DISP_OIMM
- * 917b: NVE0_DISP_OIMM
- * 927b: NVE0_DISP_OIMM
- * 947b: GM107_DISP_OIMM
- */
-#define NV50_DISP_OIMM_CLASS                                         0x0000507b
-#define NV84_DISP_OIMM_CLASS                                         0x0000827b
-#define NVA0_DISP_OIMM_CLASS                                         0x0000837b
-#define NV94_DISP_OIMM_CLASS                                         0x0000887b
-#define NVA3_DISP_OIMM_CLASS                                         0x0000857b
-#define NVD0_DISP_OIMM_CLASS                                         0x0000907b
-#define NVE0_DISP_OIMM_CLASS                                         0x0000917b
-#define NVF0_DISP_OIMM_CLASS                                         0x0000927b
-#define GM107_DISP_OIMM_CLASS                                        0x0000947b
-struct nv50_display_oimm_class {
-	u32 head;
-};
-/* 507c: NV50_DISP_SYNC
- * 827c: NV84_DISP_SYNC
- * 837c: NVA0_DISP_SYNC
- * 887c: NV94_DISP_SYNC
- * 857c: NVA3_DISP_SYNC
- * 907c: NVD0_DISP_SYNC
- * 917c: NVE0_DISP_SYNC
- * 927c: NVF0_DISP_SYNC
- * 947c: GM107_DISP_SYNC
- */
-#define NV50_DISP_SYNC_CLASS                                         0x0000507c
-#define NV84_DISP_SYNC_CLASS                                         0x0000827c
-#define NVA0_DISP_SYNC_CLASS                                         0x0000837c
-#define NV94_DISP_SYNC_CLASS                                         0x0000887c
-#define NVA3_DISP_SYNC_CLASS                                         0x0000857c
-#define NVD0_DISP_SYNC_CLASS                                         0x0000907c
-#define NVE0_DISP_SYNC_CLASS                                         0x0000917c
-#define NVF0_DISP_SYNC_CLASS                                         0x0000927c
-#define GM107_DISP_SYNC_CLASS                                        0x0000947c
-struct nv50_display_sync_class {
-	u32 pushbuf;
-	u32 head;
-};
-/* 507d: NV50_DISP_MAST
- * 827d: NV84_DISP_MAST
- * 837d: NVA0_DISP_MAST
- * 887d: NV94_DISP_MAST
- * 857d: NVA3_DISP_MAST
- * 907d: NVD0_DISP_MAST
- * 917d: NVE0_DISP_MAST
- * 927d: NVF0_DISP_MAST
- * 947d: GM107_DISP_MAST
- */
-#define NV50_DISP_MAST_CLASS                                         0x0000507d
-#define NV84_DISP_MAST_CLASS                                         0x0000827d
-#define NVA0_DISP_MAST_CLASS                                         0x0000837d
-#define NV94_DISP_MAST_CLASS                                         0x0000887d
-#define NVA3_DISP_MAST_CLASS                                         0x0000857d
-#define NVD0_DISP_MAST_CLASS                                         0x0000907d
-#define NVE0_DISP_MAST_CLASS                                         0x0000917d
-#define NVF0_DISP_MAST_CLASS                                         0x0000927d
-#define GM107_DISP_MAST_CLASS                                        0x0000947d
-struct nv50_display_mast_class {
-	u32 pushbuf;
-};
-/* 507e: NV50_DISP_OVLY
- * 827e: NV84_DISP_OVLY
- * 837e: NVA0_DISP_OVLY
- * 887e: NV94_DISP_OVLY
- * 857e: NVA3_DISP_OVLY
- * 907e: NVD0_DISP_OVLY
- * 917e: NVE0_DISP_OVLY
- * 927e: NVF0_DISP_OVLY
- * 947e: GM107_DISP_OVLY
- */
-#define NV50_DISP_OVLY_CLASS                                         0x0000507e
-#define NV84_DISP_OVLY_CLASS                                         0x0000827e
-#define NVA0_DISP_OVLY_CLASS                                         0x0000837e
-#define NV94_DISP_OVLY_CLASS                                         0x0000887e
-#define NVA3_DISP_OVLY_CLASS                                         0x0000857e
-#define NVD0_DISP_OVLY_CLASS                                         0x0000907e
-#define NVE0_DISP_OVLY_CLASS                                         0x0000917e
-#define NVF0_DISP_OVLY_CLASS                                         0x0000927e
-#define GM107_DISP_OVLY_CLASS                                        0x0000947e
-struct nv50_display_ovly_class {
-	u32 pushbuf;
-	u32 head;
-};
-#endif
--- a/drivers/gpu/drm/nouveau/core/include/engine/perfmon.h
+++ b/drivers/gpu/drm/nouveau/core/include/engine/perfmon.h
@@ -4,7 +4,6 @@
 #include <core/device.h>
 #include <core/engine.h>
 #include <core/engctx.h>
-#include <core/class.h>
 struct nouveau_perfdom;
 struct nouveau_perfctr;

--- a/drivers/gpu/drm/nouveau/nouveau_display.c
+++ b/drivers/gpu/drm/nouveau/nouveau_display.c
@@ -404,10 +404,10 @@ nouveau_display_create_properties(struct drm_device *dev)
 	struct nouveau_display *disp = nouveau_display(dev);
 	int gen;
-	if (disp->disp.oclass < NV50_DISP_CLASS)
+	if (disp->disp.oclass < NV50_DISP)
 		gen = 0;
 	else
-	if (disp->disp.oclass < NVD0_DISP_CLASS)
+	if (disp->disp.oclass < GF110_DISP)
 		gen = 1;
 	else
 		gen = 2;
@@ -479,16 +479,16 @@ nouveau_display_create(struct drm_device *dev)
 	if (drm->vbios.dcb.entries) {
 		static const u16 oclass[] = {
-			GM107_DISP_CLASS,
+			GM107_DISP,
-			NVF0_DISP_CLASS,
+			GK110_DISP,
-			NVE0_DISP_CLASS,
+			GK104_DISP,
-			NVD0_DISP_CLASS,
+			GF110_DISP,
-			NVA3_DISP_CLASS,
+			GT214_DISP,
-			NV94_DISP_CLASS,
+			GT206_DISP,
-			NVA0_DISP_CLASS,
+			GT200_DISP,
-			NV84_DISP_CLASS,
+			G82_DISP,
-			NV50_DISP_CLASS,
+			NV50_DISP,
-			NV04_DISP_CLASS,
+			NV04_DISP,
 		};
 		int i;
@@ -500,7 +500,7 @@ nouveau_display_create(struct drm_device *dev)
 		if (ret == 0) {
 			nouveau_display_create_properties(dev);
-			if (disp->disp.oclass < NV50_DISP_CLASS)
+			if (disp->disp.oclass < NV50_DISP)
 				ret = nv04_display_create(dev);
 			else
 				ret = nv50_display_create(dev);

--- a/drivers/gpu/drm/nouveau/nouveau_drm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_drm.c
@@ -33,7 +33,6 @@
 #include <core/device.h>
 #include <core/gpuobj.h>
-#include <core/class.h>
 #include <core/option.h>
 #include "nouveau_drm.h"

--- a/drivers/gpu/drm/nouveau/nouveau_drm.h
+++ b/drivers/gpu/drm/nouveau/nouveau_drm.h
@@ -28,8 +28,6 @@
 #include <nvif/client.h>
 #include <nvif/device.h>
-#include <core/class.h>
 #include <drmP.h>
 #include <drm/ttm/ttm_bo_api.h>

--- a/drivers/gpu/drm/nouveau/nv50_display.c
+++ b/drivers/gpu/drm/nouveau/nv50_display.c
--- a/drivers/gpu/drm/nouveau/nvif/class.h
+++ b/drivers/gpu/drm/nouveau/nvif/class.h
@@ -12,6 +12,8 @@
 #define NV_DMA_TO_MEMORY                                             0x00000003
 #define NV_DMA_IN_MEMORY                                             0x0000003d
+#define NV04_DISP                                                    0x00000046
 #define NV03_CHANNEL_DMA                                             0x0000006b
 #define NV10_CHANNEL_DMA                                             0x0000006e
 #define NV17_CHANNEL_DMA                                             0x0000176e
@@ -24,6 +26,53 @@
 #define FERMI_CHANNEL_GPFIFO                                         0x0000906f
 #define KEPLER_CHANNEL_GPFIFO_A                                      0x0000a06f
+#define NV50_DISP                                                    0x00005070
+#define G82_DISP                                                     0x00008270
+#define GT200_DISP                                                   0x00008370
+#define GT214_DISP                                                   0x00008570
+#define GT206_DISP                                                   0x00008870
+#define GF110_DISP                                                   0x00009070
+#define GK104_DISP                                                   0x00009170
+#define GK110_DISP                                                   0x00009270
+#define GM107_DISP                                                   0x00009470
+#define NV50_DISP_CURSOR                                             0x0000507a
+#define G82_DISP_CURSOR                                              0x0000827a
+#define GT214_DISP_CURSOR                                            0x0000857a
+#define GF110_DISP_CURSOR                                            0x0000907a
+#define GK104_DISP_CURSOR                                            0x0000917a
+#define NV50_DISP_OVERLAY                                            0x0000507b
+#define G82_DISP_OVERLAY                                             0x0000827b
+#define GT214_DISP_OVERLAY                                           0x0000857b
+#define GF110_DISP_OVERLAY                                           0x0000907b
+#define GK104_DISP_OVERLAY                                           0x0000917b
+#define NV50_DISP_BASE_CHANNEL_DMA                                   0x0000507c
+#define G82_DISP_BASE_CHANNEL_DMA                                    0x0000827c
+#define GT200_DISP_BASE_CHANNEL_DMA                                  0x0000837c
+#define GT214_DISP_BASE_CHANNEL_DMA                                  0x0000857c
+#define GF110_DISP_BASE_CHANNEL_DMA                                  0x0000907c
+#define GK104_DISP_BASE_CHANNEL_DMA                                  0x0000917c
+#define GK110_DISP_BASE_CHANNEL_DMA                                  0x0000927c
+#define NV50_DISP_CORE_CHANNEL_DMA                                   0x0000507d
+#define G82_DISP_CORE_CHANNEL_DMA                                    0x0000827d
+#define GT200_DISP_CORE_CHANNEL_DMA                                  0x0000837d
+#define GT214_DISP_CORE_CHANNEL_DMA                                  0x0000857d
+#define GT206_DISP_CORE_CHANNEL_DMA                                  0x0000887d
+#define GF110_DISP_CORE_CHANNEL_DMA                                  0x0000907d
+#define GK104_DISP_CORE_CHANNEL_DMA                                  0x0000917d
+#define GK110_DISP_CORE_CHANNEL_DMA                                  0x0000927d
+#define GM107_DISP_CORE_CHANNEL_DMA                                  0x0000947d
+#define NV50_DISP_OVERLAY_CHANNEL_DMA                                0x0000507e
+#define G82_DISP_OVERLAY_CHANNEL_DMA                                 0x0000827e
+#define GT200_DISP_OVERLAY_CHANNEL_DMA                               0x0000837e
+#define GT214_DISP_OVERLAY_CHANNEL_DMA                               0x0000857e
+#define GF110_DISP_OVERLAY_CONTROL_DMA                               0x0000907e
+#define GK104_DISP_OVERLAY_CONTROL_DMA                               0x0000917e
 /*******************************************************************************
 * client
@@ -403,4 +452,41 @@ struct nv50_disp_pior_pwr_v0 {
 	__u8  pad03[5];
 };
+/* core */
+struct nv50_disp_core_channel_dma_v0 {
+	__u8  version;
+	__u8  pad01[3];
+	__u32 pushbuf;
+};
+/* cursor immediate */
+struct nv50_disp_cursor_v0 {
+	__u8  version;
+	__u8  head;
+	__u8  pad02[6];
+};
+/* base */
+struct nv50_disp_base_channel_dma_v0 {
+	__u8  version;
+	__u8  pad01[2];
+	__u8  head;
+	__u32 pushbuf;
+};
+/* overlay */
+struct nv50_disp_overlay_channel_dma_v0 {
+	__u8  version;
+	__u8  pad01[2];
+	__u8  head;
+	__u32 pushbuf;
+};
+/* overlay immediate */
+struct nv50_disp_overlay_v0 {
+	__u8  version;
+	__u8  head;
+	__u8  pad02[6];
+};
 #endif