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-rw-r--r--drivers/gpu/drm/virtio/virtgpu_drv.h3
-rw-r--r--drivers/gpu/drm/virtio/virtgpu_object.c9
2 files changed, 10 insertions, 2 deletions
diff --git a/drivers/gpu/drm/virtio/virtgpu_drv.h b/drivers/gpu/drm/virtio/virtgpu_drv.h
index 95a7443baaba..ce73895cf74b 100644
--- a/drivers/gpu/drm/virtio/virtgpu_drv.h
+++ b/drivers/gpu/drm/virtio/virtgpu_drv.h
@@ -365,6 +365,9 @@ int virtio_gpu_object_create(struct virtio_gpu_device *vgdev,
struct virtio_gpu_object_params *params,
struct virtio_gpu_object **bo_ptr,
struct virtio_gpu_fence *fence);
+
+bool virtio_gpu_is_shmem(struct drm_gem_object *obj);
+
/* virtgpu_prime.c */
struct drm_gem_object *virtgpu_gem_prime_import_sg_table(
struct drm_device *dev, struct dma_buf_attachment *attach,
diff --git a/drivers/gpu/drm/virtio/virtgpu_object.c b/drivers/gpu/drm/virtio/virtgpu_object.c
index 07de3260118a..c5cad949eb8d 100644
--- a/drivers/gpu/drm/virtio/virtgpu_object.c
+++ b/drivers/gpu/drm/virtio/virtgpu_object.c
@@ -95,7 +95,7 @@ static void virtio_gpu_free_object(struct drm_gem_object *obj)
virtio_gpu_cleanup_object(bo);
}
-static const struct drm_gem_object_funcs virtio_gpu_gem_funcs = {
+static const struct drm_gem_object_funcs virtio_gpu_shmem_funcs = {
.free = virtio_gpu_free_object,
.open = virtio_gpu_gem_object_open,
.close = virtio_gpu_gem_object_close,
@@ -109,6 +109,11 @@ static const struct drm_gem_object_funcs virtio_gpu_gem_funcs = {
.mmap = drm_gem_shmem_mmap,
};
+bool virtio_gpu_is_shmem(struct drm_gem_object *obj)
+{
+ return obj->funcs == &virtio_gpu_shmem_funcs;
+}
+
struct drm_gem_object *virtio_gpu_create_object(struct drm_device *dev,
size_t size)
{
@@ -118,7 +123,7 @@ struct drm_gem_object *virtio_gpu_create_object(struct drm_device *dev,
if (!bo)
return NULL;
- bo->base.base.funcs = &virtio_gpu_gem_funcs;
+ bo->base.base.funcs = &virtio_gpu_shmem_funcs;
return &bo->base.base;
}