linux-kernel - Re: [PATCH 00/10] drm/connector: add eld

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Message-ID: <20241202-hummingbird-of-hypothetical-aptitude-646def@houat>
Date: Mon, 2 Dec 2024 13:00:23 +0100
From: Maxime Ripard <mripard@...nel.org>
To: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Cc: amd-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org, 
	freedreno@...ts.freedesktop.org, intel-gfx@...ts.freedesktop.org, intel-xe@...ts.freedesktop.org, 
	linux-arm-kernel@...ts.infradead.org, linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-samsung-soc@...r.kernel.org, Abhinav Kumar <quic_abhinavk@...cinc.com>, 
	Alain Volmat <alain.volmat@...s.st.com>, Alex Deucher <alexander.deucher@....com>, 
	Alim Akhtar <alim.akhtar@...sung.com>, Andrzej Hajda <andrzej.hajda@...el.com>, 
	Christian König <christian.koenig@....com>, Dave Stevenson <dave.stevenson@...pberrypi.com>, 
	David Airlie <airlied@...il.com>, Harry Wentland <harry.wentland@....com>, 
	Inki Dae <inki.dae@...sung.com>, Jani Nikula <jani.nikula@...ux.intel.com>, 
	Jernej Skrabec <jernej.skrabec@...il.com>, Jonas Karlman <jonas@...boo.se>, 
	Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>, Krzysztof Kozlowski <krzk@...nel.org>, 
	Kyungmin Park <kyungmin.park@...sung.com>, Laurent Pinchart <Laurent.pinchart@...asonboard.com>, 
	Leo Li <sunpeng.li@....com>, Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
	Marijn Suijten <marijn.suijten@...ainline.org>, Maíra Canal <mcanal@...lia.com>, 
	Neil Armstrong <neil.armstrong@...aro.org>, Phong LE <ple@...libre.com>, 
	Raphael Gallais-Pou <rgallaispou@...il.com>, Raspberry Pi Kernel Maintenance <kernel-list@...pberrypi.com>, 
	Rob Clark <robdclark@...il.com>, Robert Foss <rfoss@...nel.org>, 
	Rodrigo Siqueira <Rodrigo.Siqueira@....com>, Rodrigo Vivi <rodrigo.vivi@...el.com>, 
	Sean Paul <sean@...rly.run>, Seung-Woo Kim <sw0312.kim@...sung.com>, 
	Simona Vetter <simona@...ll.ch>, Thomas Zimmermann <tzimmermann@...e.de>, 
	Tvrtko Ursulin <tursulin@...ulin.net>, Xinhui Pan <Xinhui.Pan@....com>
Subject: Re: [PATCH 00/10] drm/connector: add eld_mutex to protect
 connector->eld

On Mon, Dec 02, 2024 at 01:03:07PM +0200, Dmitry Baryshkov wrote:
> On Mon, Dec 02, 2024 at 10:19:41AM +0000, Maxime Ripard wrote:
> > On Sun, 1 Dec 2024 01:55:17 +0200, Dmitry Baryshkov wrote:
> > > The connector->eld is accessed by the .get_eld() callback. This access
> > > can collide with the drm_edid_to_eld() updating the data at the same
> > > time. Add drm_connector.eld_mutex to protect the data from concurrenct
> > > access.
> > > 
> > > 
> > > [ ... ]
> > 
> > Reviewed-by: Maxime Ripard <mripard@...nel.org>
> 
> Thanks!
> 
> I'm going to post v2 to fix Jani's comment, but what should be the merge
> strategy? Merge patches 1-3, 5, 9-10 through drm-misc and the rest (AMD,
> i915, MSM, radeon) through the driver trees?

The easiest is probably to merge everything through drm-misc if everyone agrees.

Maxime

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