diff options
| author | Gerd Hoffmann <kraxel@redhat.com> | 2016-05-27 14:20:24 +0200 |
|---|---|---|
| committer | Gerd Hoffmann <kraxel@redhat.com> | 2016-06-07 10:33:11 +0200 |
| commit | d3767d49f16b619c1943ce003e1f74817414aeb0 (patch) | |
| tree | 2a50f6160ae1a0a525ca01bd2dde2c57d8e52e71 /drivers/gpu/drm/virtio | |
| parent | af8c34ce6ae32addda3788d54a7e340cad22516b (diff) | |
virtio-gpu: fix output lookup
Needed for multihead setups where we can have disabled
outputs and therefore plane->crtc can be NULL.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/virtio')
| -rw-r--r-- | drivers/gpu/drm/virtio/virtgpu_plane.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/gpu/drm/virtio/virtgpu_plane.c b/drivers/gpu/drm/virtio/virtgpu_plane.c index 70b44a2345ab..e50674bccb09 100644 --- a/drivers/gpu/drm/virtio/virtgpu_plane.c +++ b/drivers/gpu/drm/virtio/virtgpu_plane.c @@ -63,11 +63,17 @@ static void virtio_gpu_plane_atomic_update(struct drm_plane *plane, { struct drm_device *dev = plane->dev; struct virtio_gpu_device *vgdev = dev->dev_private; - struct virtio_gpu_output *output = drm_crtc_to_virtio_gpu_output(plane->crtc); + struct virtio_gpu_output *output = NULL; struct virtio_gpu_framebuffer *vgfb; struct virtio_gpu_object *bo; uint32_t handle; + if (plane->state->crtc) + output = drm_crtc_to_virtio_gpu_output(plane->state->crtc); + if (old_state->crtc) + output = drm_crtc_to_virtio_gpu_output(old_state->crtc); + WARN_ON(!output); + if (plane->state->fb) { vgfb = to_virtio_gpu_framebuffer(plane->state->fb); bo = gem_to_virtio_gpu_obj(vgfb->obj); |