linux-kernel - Re: [PATCH v2 3/8] drm/ingenic: Add support for JZ4780 and HDMI output

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: <0F96C1D5-D98B-4461-B691-20A0C3C38C18@goldelico.com>
Date:   Thu, 5 Aug 2021 18:01:31 +0200
From:   "H. Nikolaus Schaller" <hns@...delico.com>
To:     Paul Cercueil <paul@...pouillou.net>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Kees Cook <keescook@...omium.org>,
        "Eric W. Biederman" <ebiederm@...ssion.com>,
        Miquel Raynal <miquel.raynal@...tlin.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Andrzej Hajda <a.hajda@...sung.com>,
        Neil Armstrong <narmstrong@...libre.com>,
        Robert Foss <robert.foss@...aro.org>,
        Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Ezequiel Garcia <ezequiel@...labora.com>,
        Harry Wentland <harry.wentland@....com>,
        Sam Ravnborg <sam@...nborg.org>,
        Maxime Ripard <maxime@...no.tech>,
        Hans Verkuil <hverkuil-cisco@...all.nl>,
        devicetree@...r.kernel.org, linux-mips@...r.kernel.org,
        linux-kernel@...r.kernel.org, letux-kernel@...nphoenux.org,
        Paul Boddie <paul@...die.org.uk>,
        Jonas Karlman <jonas@...boo.se>,
        dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH v2 3/8] drm/ingenic: Add support for JZ4780 and HDMI
 output

Hi Paul,

> Am 05.08.2021 um 17:22 schrieb Paul Cercueil <paul@...pouillou.net>:
> 
> Hi Nikolaus & Paul,
> 
> Le jeu., août 5 2021 at 16:07:52 +0200, H. Nikolaus Schaller <hns@...delico.com> a écrit :
>> From: Paul Boddie <paul@...die.org.uk>
>> Add support for the LCD controller present on JZ4780 SoCs.
>> This SoC uses 8-byte descriptors which extend the current
>> 4-byte descriptors used for other Ingenic SoCs.
>> Also, add special handling for HDMI-A connectors.
>> For some reason, only the primary planes are working
>> properly. As soon as the overlay plane is enabled
>> things go south :P
>> Tested on MIPS Creator CI20 board.
>> Signed-off-by: Paul Boddie <paul@...die.org.uk>
>> Signed-off-by: Ezequiel Garcia <ezequiel@...labora.com>
>> Signed-off-by: H. Nikolaus Schaller <hns@...delico.com>
>> ---
>> drivers/gpu/drm/ingenic/ingenic-drm-drv.c | 163 ++++++++++++++++++++--

... snip ...

> 
> We already have these in ingenic-drm.h...
> 
> Please only add the macros that you need and are missing.
> 
> Cheers,
> -Paul


all are valid comments. We'll add them for v3 or find answers
if some code fragments are needed (even if we don't know why)
or not.

BR and thanks,
Nikolaus