linux-kernel - Re: [PATCH] drm: mali-dp: Add support for setting plane's rotation property from userspace.

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Date:   Tue, 8 Nov 2016 16:44:36 +0000
From:   Liviu Dudau <Liviu.Dudau@....com>
To:     DRI devel <dri-devel@...ts.freedesktop.org>,
        Mali DP Maintainers <malidp@...s.arm.com>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] drm: mali-dp: Add support for setting plane's rotation
 property from userspace.

On Tue, Nov 08, 2016 at 05:16:41PM +0100, Daniel Vetter wrote:
> On Tue, Nov 08, 2016 at 01:43:25PM +0000, Liviu Dudau wrote:
> > In order to support DRM_IOCTL_MODE_OBJ_SETPROPERTY for the rotation property
> > we need to have a ->set_property hook defined for the planes. Set the
> > plane's ->set_property hook to drm_atomic_helper_plane_set_property()
> > 
> > Signed-off-by: Liviu Dudau <Liviu.Dudau@....com>
> > ---
> >  drivers/gpu/drm/arm/malidp_planes.c | 1 +
> >  1 file changed, 1 insertion(+)
> > 
> > diff --git a/drivers/gpu/drm/arm/malidp_planes.c b/drivers/gpu/drm/arm/malidp_planes.c
> > index bb1c528..8eef9a8 100644
> > --- a/drivers/gpu/drm/arm/malidp_planes.c
> > +++ b/drivers/gpu/drm/arm/malidp_planes.c
> > @@ -89,6 +89,7 @@ void malidp_destroy_plane_state(struct drm_plane *plane,
> >  static const struct drm_plane_funcs malidp_de_plane_funcs = {
> >  	.update_plane = drm_atomic_helper_update_plane,
> >  	.disable_plane = drm_atomic_helper_disable_plane,
> > +	.set_property = drm_atomic_helper_plane_set_property,
> 
> We discussed this a bit, I think it'd be nice to simply make this the
> default for all atomic drivers (and demote all the set_prop helpers from
> exported helpers to internal static functions). But can be done as a
> cleanup later on, ack for this patch meanwhile.

Thanks for the ACK! Yes, I will work on the cleanup and fix all other affected
drivers as well, this is my attempt to get the patches into v4.9 ;)

Best regards,
Liviu

> -Daniel
> 
> >  	.destroy = malidp_de_plane_destroy,
> >  	.reset = drm_atomic_helper_plane_reset,
> >  	.atomic_duplicate_state = malidp_duplicate_plane_state,
> > -- 
> > 2.10.0
> > 
> > _______________________________________________
> > dri-devel mailing list
> > dri-devel@...ts.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/dri-devel
> 
> -- 
> Daniel Vetter
> Software Engineer, Intel Corporation
> http://blog.ffwll.ch

-- 
====================
| I would like to |
| fix the world,  |
| but they're not |
| giving me the   |
 \ source code!  /
  ---------------
    ¯\_(ツ)_/¯

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