drm/nouveau/ce/tu102-: prepare for GSP-RM

- (temporarily) disable if GSP-RM detected, will be added later

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230918202149.4343-24-skeggsb@gmail.com

Author: Ben Skeggs

drivers/gpu/drm/nouveau/nvkm/engine/ce/ga100.c

@@ -21,6 +21,7 @@
  */
 #include "priv.h"
 
+#include <subdev/gsp.h>
 #include <subdev/vfn.h>
 
 #include <nvif/class.h>
@@ -88,5 +89,8 @@ int
 ga100_ce_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
 	     struct nvkm_engine **pengine)
 {
+	if (nvkm_gsp_rm(device->gsp))
+		return -ENODEV;
+
 	return nvkm_engine_new_(&ga100_ce, device, type, inst, true, pengine);
 }

drivers/gpu/drm/nouveau/nvkm/engine/ce/ga102.c

@@ -21,6 +21,8 @@
  */
 #include "priv.h"
 
+#include <subdev/gsp.h>
+
 #include <nvif/class.h>
 
 static const struct nvkm_engine_func
@@ -41,5 +43,8 @@ int
 ga102_ce_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
 	     struct nvkm_engine **pengine)
 {
+	if (nvkm_gsp_rm(device->gsp))
+		return -ENODEV;
+
 	return nvkm_engine_new_(&ga102_ce, device, type, inst, true, pengine);
 }

drivers/gpu/drm/nouveau/nvkm/engine/ce/tu102.c

@@ -21,6 +21,8 @@
  */
 #include "priv.h"
 
+#include <subdev/gsp.h>
+
 #include <nvif/class.h>
 
 static const struct nvkm_engine_func
@@ -37,5 +39,8 @@ int
 tu102_ce_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
 	     struct nvkm_engine **pengine)
 {
+	if (nvkm_gsp_rm(device->gsp))
+		return -ENODEV;
+
 	return nvkm_engine_new_(&tu102_ce, device, type, inst, true, pengine);
 }