linux-kernel - Re: [PATCH 5/5] virtgpu: mark as a render gpu

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Message-ID: <1441895002.11233.6.camel@redhat.com>
Date:	Thu, 10 Sep 2015 16:23:22 +0200
From:	Gerd Hoffmann <kraxel@...hat.com>
To:	Emil Velikov <emil.l.velikov@...il.com>
Cc:	ML dri-devel <dri-devel@...ts.freedesktop.org>,
	Dave Airlie <airlied@...hat.com>,
	open list <linux-kernel@...r.kernel.org>,
	"open list:VIRTIO GPU DRIVER" 
	<virtualization@...ts.linux-foundation.org>
Subject: Re: [PATCH 5/5] virtgpu: mark as a render gpu

On Do, 2015-09-10 at 09:59 +0100, Emil Velikov wrote:
> On 9 September 2015 at 12:42, Gerd Hoffmann <kraxel@...hat.com> wrote:
> > From: Dave Airlie <airlied@...hat.com>
> >
> > Signed-off-by: Gerd Hoffmann <kraxel@...hat.com>
> > ---
> >  drivers/gpu/drm/virtio/virtgpu_drv.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/gpu/drm/virtio/virtgpu_drv.c b/drivers/gpu/drm/virtio/virtgpu_drv.c
> > index 1245d09..e00298e 100644
> > --- a/drivers/gpu/drm/virtio/virtgpu_drv.c
> > +++ b/drivers/gpu/drm/virtio/virtgpu_drv.c
> > @@ -113,7 +113,7 @@ static const struct file_operations virtio_gpu_driver_fops = {
> >
> >
> >  static struct drm_driver driver = {
> > -       .driver_features = DRIVER_MODESET | DRIVER_GEM | DRIVER_PRIME,
> > +       .driver_features = DRIVER_MODESET | DRIVER_GEM | DRIVER_PRIME | DRIVER_RENDER,
> 
> I believe that this will only create the renderD# node. Shouldn't one
> also tag the relevant ioctls with DRM_RENDER_ALLOW ?

Dave?  Looking at the ioctls they are all fine for render nodes, there
isn't anything modesetting related in the device-specific ioctls.

Correct?

cheers,
  Gerd


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