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

Open Source and information security mailing list archives

Date:   Tue, 8 Nov 2016 17:16:41 +0100
From:   Daniel Vetter <daniel@...ll.ch>
To:     Liviu Dudau <Liviu.Dudau@....com>
Cc:     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 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.
-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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives