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authorRob Herring <robh@kernel.org>2016-01-14 00:52:09 +0300
committerDave Airlie <airlied@redhat.com>2016-02-11 01:56:23 +0300
commit4109e7f7d5aeefaa1d72f9ab4c63aa5d79fc81fb (patch)
treeb1eac5588fd85eef5e660770aa4cdf8c3f129929 /drivers/gpu/drm/virtio
parentbd17d1c77c2ae3bb988a256ea5bda6d405b62b56 (diff)
downloadlinux-4109e7f7d5aeefaa1d72f9ab4c63aa5d79fc81fb.tar.xz
drm: virtio-gpu: transfer dumb buffers to host on plane update
For dumb buffers, we need to transfer them to the host when updating a plane. Signed-off-by: Rob Herring <robh@kernel.org> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/virtio')
-rw-r--r--drivers/gpu/drm/virtio/virtgpu_plane.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/virtio/virtgpu_plane.c b/drivers/gpu/drm/virtio/virtgpu_plane.c
index 519eebd6c581..70b44a2345ab 100644
--- a/drivers/gpu/drm/virtio/virtgpu_plane.c
+++ b/drivers/gpu/drm/virtio/virtgpu_plane.c
@@ -72,6 +72,13 @@ static void virtio_gpu_plane_atomic_update(struct drm_plane *plane,
vgfb = to_virtio_gpu_framebuffer(plane->state->fb);
bo = gem_to_virtio_gpu_obj(vgfb->obj);
handle = bo->hw_res_handle;
+ if (bo->dumb) {
+ virtio_gpu_cmd_transfer_to_host_2d
+ (vgdev, handle, 0,
+ cpu_to_le32(plane->state->crtc_w),
+ cpu_to_le32(plane->state->crtc_h),
+ plane->state->crtc_x, plane->state->crtc_y, NULL);
+ }
} else {
handle = 0;
}