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path: root/drivers/gpu/drm/nouveau/nvkm/core/oproxy.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/core/oproxy.c')
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/core/oproxy.c20
1 files changed, 19 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/core/oproxy.c b/drivers/gpu/drm/nouveau/nvkm/core/oproxy.c
index 16299837a296..3385528da650 100644
--- a/drivers/gpu/drm/nouveau/nvkm/core/oproxy.c
+++ b/drivers/gpu/drm/nouveau/nvkm/core/oproxy.c
@@ -47,7 +47,12 @@ nvkm_oproxy_map(struct nvkm_object *object, void *argv, u32 argc,
static int
nvkm_oproxy_unmap(struct nvkm_object *object)
{
- return nvkm_object_unmap(nvkm_oproxy(object)->object);
+ struct nvkm_oproxy *oproxy = nvkm_oproxy(object);
+
+ if (unlikely(!oproxy->object))
+ return 0;
+
+ return nvkm_object_unmap(oproxy->object);
}
static int
@@ -106,6 +111,18 @@ nvkm_oproxy_sclass(struct nvkm_object *object, int index,
}
static int
+nvkm_oproxy_uevent(struct nvkm_object *object, void *argv, u32 argc,
+ struct nvkm_uevent *uevent)
+{
+ struct nvkm_oproxy *oproxy = nvkm_oproxy(object);
+
+ if (!oproxy->object->func->uevent)
+ return -ENOSYS;
+
+ return oproxy->object->func->uevent(oproxy->object, argv, argc, uevent);
+}
+
+static int
nvkm_oproxy_fini(struct nvkm_object *object, bool suspend)
{
struct nvkm_oproxy *oproxy = nvkm_oproxy(object);
@@ -188,6 +205,7 @@ nvkm_oproxy_func = {
.wr32 = nvkm_oproxy_wr32,
.bind = nvkm_oproxy_bind,
.sclass = nvkm_oproxy_sclass,
+ .uevent = nvkm_oproxy_uevent,
};
void