Commit c5707dc8 authored Jan 13, 2016 by Rob Herring Committed by Alistair Strachan Mar 29, 2018

UPSTREAM: 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>
(cherry picked from commit 4109e7f7d5aeefaa1d72f9ab4c63aa5d79fc81fb)

Change-Id: I125ccb3943d82ac1a7738e2afde28eea9e55abcc
Signed-off-by: Alistair Strachan <astrachan@google.com>

parent 9f7a1179

drivers/gpu/drm/virtio/virtgpu_plane.c

+7 −0

Original line number	Diff line number	Diff line
		@@ -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;
		}