On Wed, Apr 05, 2017 at 08:11:25PM +0300, Ville Syrjälä wrote:
> On Wed, Apr 05, 2017 at 10:09:15AM +0200, Laurent Vivier wrote:
> > When we use virtio-vga with a big-endian guest,
> > the mouse pointer disappears.
> >
> > To fix that, on big-endian use DRM_FORMAT_BGRA8888
> > instead of DRM_FORMAT_ARGB8888.
> >
> > Signed-off-by: Laurent Vivier <lviv...@redhat.com>
> > ---
> > drivers/gpu/drm/virtio/virtgpu_plane.c | 4 ++++
> > 1 file changed, 4 insertions(+)
> >
> > diff --git a/drivers/gpu/drm/virtio/virtgpu_plane.c
> > b/drivers/gpu/drm/virtio/virtgpu_plane.c
> > index 11288ff..3ed7174 100644
> > --- a/drivers/gpu/drm/virtio/virtgpu_plane.c
> > +++ b/drivers/gpu/drm/virtio/virtgpu_plane.c
> > @@ -39,7 +39,11 @@ static const uint32_t virtio_gpu_formats[] = {
> > };
> >
> > static const uint32_t virtio_gpu_cursor_formats[] = {
> > +#ifdef __BIG_ENDIAN
> > + DRM_FORMAT_BGRA8888,
> > +#else
> > DRM_FORMAT_ARGB8888,
> > +#endif
>
> DRM formats are supposed to be little endian, so this isn't really
> correct.
Reality says they're native endian, and I asked Gerd Hoffman to do a
documentation update and get that reviewed by amd folks (the only other
ones who care).
-Daniel
>
> > };
> >
> > static void virtio_gpu_plane_destroy(struct drm_plane *plane)
> > --
> > 2.9.3
> >
> > _______________________________________________
> > dri-devel mailing list
> > dri-de...@lists.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/dri-devel
>
> --
> Ville Syrjälä
> Intel OTC
> _______________________________________________
> dri-devel mailing list
> dri-de...@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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