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drm: virtio-gpu: transfer dumb buffers to host on plane update

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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>
This commit is contained in:
Rob Herring 2016-01-13 15:52:09 -06:00 committed by Dave Airlie
parent bd17d1c77c
commit 4109e7f7d5
1 changed files with 7 additions and 0 deletions
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7
drivers/gpu/drm/virtio/virtgpu_plane.c
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@ -72,6 +72,13 @@ static void virtio_gpu_plane_atomic_update(struct drm_plane *plane,
vgfb = to_virtio_gpu_framebuffer(plane->state->fb); vgfb = to_virtio_gpu_framebuffer(plane->state->fb);
bo = gem_to_virtio_gpu_obj(vgfb->obj); bo = gem_to_virtio_gpu_obj(vgfb->obj);
handle = bo->hw_res_handle; 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 { } else {
handle = 0; handle = 0;
} }