linux-kernel - Re: [PATCH 3/3] arm64: dts: qcom: sm7225-fairphone-fp4: Enable display and GPU

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]

Date: Wed, 10 Jan 2024 12:23:21 +0100
From: Maxime Ripard <mripard@...nel.org>
To: Luca Weiss <luca.weiss@...rphone.com>
Cc: Konrad Dybcio <konrad.dybcio@...aro.org>, 
	Neil Armstrong <neil.armstrong@...aro.org>, Jessica Zhang <quic_jesszhan@...cinc.com>, 
	Sam Ravnborg <sam@...nborg.org>, David Airlie <airlied@...il.com>, 
	Daniel Vetter <daniel@...ll.ch>, Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
	Thomas Zimmermann <tzimmermann@...e.de>, Rob Herring <robh+dt@...nel.org>, 
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, Conor Dooley <conor+dt@...nel.org>, 
	Bjorn Andersson <andersson@...nel.org>, ~postmarketos/upstreaming@...ts.sr.ht, 
	phone-devel@...r.kernel.org, dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org, 
	linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org
Subject: Re: [PATCH 3/3] arm64: dts: qcom: sm7225-fairphone-fp4: Enable
 display and GPU

On Wed, Jan 10, 2024 at 12:00:23PM +0100, Luca Weiss wrote:
> On Wed Jan 10, 2024 at 11:58 AM CET, Konrad Dybcio wrote:
> >
> >
> > On 1/5/24 15:29, Luca Weiss wrote:
> > > Add the description for the display panel found on this phone and remove
> > > the simple-framebuffer that was in place until now
> >
> > Why? They should be able to coexist with a smooth-ish handoff
> 
> Does that work upstream? I'm aware that downstream can do this but
> thought this was still missing upstream.

It depends what you call smooth-ish I guess, but KMS handles the
handover just fine. You're likely to get a flicker during the transition
though.

Either way, the DT isn't the right place to choose, you should enable
both, and the distro will choose its policy through configuration.

Maxime

Download attachment "signature.asc" of type "application/pgp-signature" (229 bytes)