linux-kernel - [PATCH v2 3/6] virtio-gpu: wait for cursor updates finish

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Message-Id: <1442828417-6165-4-git-send-email-kraxel@redhat.com>
Date:	Mon, 21 Sep 2015 11:40:14 +0200
From:	Gerd Hoffmann <kraxel@...hat.com>
To:	dri-devel@...hat.com
Cc:	David Airlie <airlied@...ux.ie>, Gerd Hoffmann <kraxel@...hat.com>,
	dri-devel@...ts.freedesktop.org (open list:VIRTIO GPU DRIVER),
	virtualization@...ts.linux-foundation.org (open list:VIRTIO GPU DRIVER),
	linux-kernel@...r.kernel.org (open list)
Subject: [PATCH v2 3/6] virtio-gpu: wait for cursor updates finish

Signed-off-by: Gerd Hoffmann <kraxel@...hat.com>
---
 drivers/gpu/drm/virtio/virtgpu_display.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/virtio/virtgpu_display.c b/drivers/gpu/drm/virtio/virtgpu_display.c
index 4e160ef..97e5274 100644
--- a/drivers/gpu/drm/virtio/virtgpu_display.c
+++ b/drivers/gpu/drm/virtio/virtgpu_display.c
@@ -90,6 +90,9 @@ static int virtio_gpu_crtc_cursor_set(struct drm_crtc *crtc,
 					   cpu_to_le32(64),
 					   cpu_to_le32(64),
 					   0, 0, &fence);
+	reservation_object_add_excl_fence(qobj->tbo.resv,
+					  &fence->f);
+	virtio_gpu_object_wait(qobj, false);
 
 	output->cursor.hdr.type = cpu_to_le32(VIRTIO_GPU_CMD_UPDATE_CURSOR);
 	output->cursor.resource_id = cpu_to_le32(qobj->hw_res_handle);
-- 
1.8.3.1

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