Commit 6a01d277 authored by Gerd Hoffmann's avatar Gerd Hoffmann
Browse files

drm/virtio: fix pageflip flush 



Sending the flush command only makes sense if we actually have
a framebuffer attached to the scanout (handle != 0).

Signed-off-by: default avatarGerd Hoffmann <kraxel@redhat.com>
Reviewed-by: default avatarEzequiel Garcia <ezequiel@collabora.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20181219122708.4586-3-kraxel@redhat.com
parent 3630c2a2

drivers/gpu/drm/virtio/virtgpu_plane.c

+6 −5
Original line number Diff line number Diff line
@@ -130,6 +130,7 @@ static void virtio_gpu_primary_plane_update(struct drm_plane *plane, 
				   plane->state->src_h >> 16,

				   plane->state->src_x >> 16,

				   plane->state->src_y >> 16);

	if (handle)

		virtio_gpu_cmd_resource_flush(vgdev, handle,

					      plane->state->src_x >> 16,

					      plane->state->src_y >> 16,