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Commit 9d1aee8d authored by Gerd Hoffmann's avatar Gerd Hoffmann Committed by Alistair Delva
Browse files

UPSTREAM: drm/virtio: implement prime mmap 



Sync gem vm_node.start with ttm vm_node.start,
then we can just call drm_gem_prime_mmap().

Signed-off-by: default avatarGerd Hoffmann <kraxel@redhat.com>
Acked-by: default avatarNoralf Trønnes <noralf@tronnes.org>
Link: http://patchwork.freedesktop.org/patch/msgid/20190227144441.6755-2-kraxel@redhat.com


(cherry picked from commit c837da88c3359fc2c5a8cccde7a78d44e6e61290)
Signed-off-by: default avatarGreg Hartman <ghartman@google.com>
BUG: 139386237
Change-Id: I7265df5080459372958f32b0086dc9af877a35f4
parent 3a34c700

drivers/gpu/drm/virtio/virtgpu_prime.c

+5 −2
Original line number Diff line number Diff line
@@ -70,7 +70,10 @@ void virtgpu_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr) 
}



int virtgpu_gem_prime_mmap(struct drm_gem_object *obj,

		       struct vm_area_struct *area)

			   struct vm_area_struct *vma)

{

	return -ENODEV;

	struct virtio_gpu_object *bo = gem_to_virtio_gpu_obj(obj);



	bo->gem_base.vma_node.vm_node.start = bo->tbo.vma_node.vm_node.start;

	return drm_gem_prime_mmap(obj, vma);

}