linux-kernel - Re: [PATCH 0/4] STi device-tree display subsystem rework

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: <31279611-bf8a-45b9-854e-7fd09d725661@foss.st.com>
Date: Wed, 17 Sep 2025 08:05:26 +0200
From: Patrice CHOTARD <patrice.chotard@...s.st.com>
To: Raphaël Gallais-Pou <rgallaispou@...il.com>,
        Alain Volmat
	<alain.volmat@...s.st.com>,
        Maarten Lankhorst
	<maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
        Rob Herring <robh@...nel.org>,
        "Krzysztof
 Kozlowski" <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>
CC: <dri-devel@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>, <devicetree@...r.kernel.org>
Subject: Re: [PATCH 0/4] STi device-tree display subsystem rework



On 9/17/25 00:03, Raphaël Gallais-Pou wrote:
> 
> 
> Le 17/07/2025 à 21:15, Raphael Gallais-Pou a écrit :
>> This serie aims to rework the display-subsystem node, which was
>> previously included directly within the SoC node.  This was wrong
>> because it is an abstraction and describes how IPs behave together, not
>> what the hardware is.  Instead, extract display-subsystem outside of the
>> SoC node, and let IPs describe their connections.  Doing so helps the
>> readability, and eases the understanding of the hardware.
>>
>> Several nodes have been renamed to stick to the generic names defined in
>> the device-tree specification.
>>
>> This series depends on another sent a few days ago.  It is not critical
>> though, since not having it only triggers warnings when building
>> deprecated device-trees.  Please see link below.
>>
>> Link: https://lore.kernel.org/lkml/20250714-sti-rework-v2-0-f4274920858b@gmail.com
>>
>> Signed-off-by: Raphael Gallais-Pou <rgallaispou@...il.com>
>> ---
>> Raphael Gallais-Pou (4):
>>        drm/sti: check dma_set_coherent_mask return value
>>        drm/sti: make use of drm_of_component_probe
>>        ARM: dts: sti: extract display subsystem out of soc
>>        ARM: dts: sti: remove useless cells fields
>>
> Hi,
> 
> @Patrice
> Would you agree to make the device-tree patches go through drm-misc instead of your tree ? So that the breaking change lands in -next in the same time as the driver changes.
> 

Hi Raphael

Yes of course.

Thanks
Patrice

> I will send another series to convert display subsystem bindings to DT schema as soon as the series is merged.
> 
> @Alain
> Do you prefer to merge it yourself or you rather let me do it ?
> 
> Best regards,
> Raphaël>   arch/arm/boot/dts/st/stih410.dtsi | 316 ++++++++++++++++++++++----------------
>>   drivers/gpu/drm/sti/sti_drv.c     |  18 +--
>>   2 files changed, 192 insertions(+), 142 deletions(-)
>> ---
>> base-commit: b9a572f471993d3e8bf874fcb57f331d66650440
>> change-id: 20250401-sti-rework-b009551a362c
>>
>> Best regards,
>