linux-kernel - Re: [PATCH] drm/sti: make crct disable atomic

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

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <CA+M3ks5-jsDuusbueNTZ+QHQn0bG2Ly1b4VrYHE6H9Pe_HQqhA@mail.gmail.com>
Date:   Thu, 18 Oct 2018 14:06:06 +0200
From:   Benjamin Gaignard <benjamin.gaignard@...aro.org>
To:     David Airlie <airlied@...ux.ie>, Daniel Vetter <daniel@...ll.ch>
Cc:     ML dri-devel <dri-devel@...ts.freedesktop.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] drm/sti: make crct disable atomic

Le ven. 12 oct. 2018 à 11:47, Benjamin Gaignard
<benjamin.gaignard@...aro.org> a écrit :
>
> Wait until the next vblank to be sure that crtc has been disabled.
>
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@...aro.org>
> Reviewed-by: Daniel Vetter <daniel.vetter@...ll.ch>

Applied on drm-misc-next

> ---
>  drivers/gpu/drm/sti/sti_crtc.c | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/drivers/gpu/drm/sti/sti_crtc.c b/drivers/gpu/drm/sti/sti_crtc.c
> index 5824e6aca8f4..61c2379fba87 100644
> --- a/drivers/gpu/drm/sti/sti_crtc.c
> +++ b/drivers/gpu/drm/sti/sti_crtc.c
> @@ -40,6 +40,8 @@ static void sti_crtc_atomic_disable(struct drm_crtc *crtc,
>         DRM_DEBUG_DRIVER("\n");
>
>         mixer->status = STI_MIXER_DISABLING;
> +
> +       drm_crtc_wait_one_vblank(crtc);
>  }
>
>  static int
> --
> 2.15.0
>


-- 
Benjamin Gaignard

Graphic Study Group

Linaro.org │ Open source software for ARM SoCs

Follow Linaro: Facebook | Twitter | Blog