linux-kernel - Re: [PATCH 2/8] drm/panel: boe-tv101wum-nl6: If prepare fails, disable GPIO before regulators

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

Message-ID: <mge77nka7mh3nslbaoxpecnbmukv2z2rjk4rqpqo4r6nxo2733@nrhdblvxajuk>
Date: Mon, 20 May 2024 01:26:05 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Douglas Anderson <dianders@...omium.org>
Cc: Neil Armstrong <neil.armstrong@...aro.org>, 
	Jessica Zhang <quic_jesszhan@...cinc.com>, Sam Ravnborg <sam@...nborg.org>, 
	Linus Walleij <linus.walleij@...aro.org>, Daniel Vetter <daniel@...ll.ch>, 
	David Airlie <airlied@...il.com>, Jitao Shi <jitao.shi@...iatek.com>, 
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, Maxime Ripard <mripard@...nel.org>, 
	Thomas Zimmermann <tzimmermann@...e.de>, dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/8] drm/panel: boe-tv101wum-nl6: If prepare fails,
 disable GPIO before regulators

On Fri, May 17, 2024 at 02:36:37PM -0700, Douglas Anderson wrote:
> The enable GPIO should clearly be set low before turning off
> regulators. That matches both the inverse order that things were
> enabled and also the order in unprepare().
> 
> Fixes: a869b9db7adf ("drm/panel: support for boe tv101wum-nl6 wuxga dsi video mode panel")
> Signed-off-by: Douglas Anderson <dianders@...omium.org>
> ---
> 
>  drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>

-- 
With best wishes
Dmitry