[PATCH 2/4] drm: virtio-gpu: ensure plane is flushed to host on atomic update

Rob Herring robh at kernel.org
Wed Jan 13 13:52:08 PST 2016


This fixes drawing updates when updating planes with atomic API.

Signed-off-by: Rob Herring <robh at kernel.org>
---
 drivers/gpu/drm/virtio/virtgpu_plane.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/gpu/drm/virtio/virtgpu_plane.c b/drivers/gpu/drm/virtio/virtgpu_plane.c
index 6b9ad59..af121cf 100644
--- a/drivers/gpu/drm/virtio/virtgpu_plane.c
+++ b/drivers/gpu/drm/virtio/virtgpu_plane.c
@@ -84,6 +84,11 @@ static void virtio_gpu_plane_atomic_update(struct drm_plane *plane,
 				   plane->state->crtc_h,
 				   plane->state->crtc_x,
 				   plane->state->crtc_y);
+	virtio_gpu_cmd_resource_flush(vgdev, handle,
+				      plane->state->crtc_x,
+				      plane->state->crtc_y,
+				      plane->state->crtc_w,
+				      plane->state->crtc_h);
 }
 
 
-- 
2.5.0



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