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drm/virtio: Add missing virtqueue reset
author
Ezequiel Garcia
<ezequiel@collabora.com>
Wed, 2 Jan 2019 17:55:07 +0000
(14:55 -0300)
committer
Gerd Hoffmann
<kraxel@redhat.com>
Tue, 8 Jan 2019 10:45:28 +0000
(11:45 +0100)
As per the VirtIO spec, the virtqueues must be reset during cleanup
(see "3.3.1 Driver Requirements: Device Cleanup").
Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Link:
http://patchwork.freedesktop.org/patch/msgid/20190102175507.4653-2-ezequiel@collabora.com
drivers/gpu/drm/virtio/virtgpu_kms.c
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diff --git
a/drivers/gpu/drm/virtio/virtgpu_kms.c
b/drivers/gpu/drm/virtio/virtgpu_kms.c
index
1072064
..
c340be2
100644
(file)
--- a/
drivers/gpu/drm/virtio/virtgpu_kms.c
+++ b/
drivers/gpu/drm/virtio/virtgpu_kms.c
@@
-239,6
+239,7
@@
void virtio_gpu_driver_unload(struct drm_device *dev)
flush_work(&vgdev->ctrlq.dequeue_work);
flush_work(&vgdev->cursorq.dequeue_work);
flush_work(&vgdev->config_changed_work);
+ vgdev->vdev->config->reset(vgdev->vdev);
vgdev->vdev->config->del_vqs(vgdev->vdev);
virtio_gpu_modeset_fini(vgdev);