linux-kernel - Re: [PATCH] drm/tegra: Assign plane type before registration

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Message-ID: <nxp2vzmushnkigmyk2yv5vz2j7pc7fghtvn4uielhaqqn2dcnv@eq37j45mqpng>
Date: Mon, 21 Apr 2025 11:21:49 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: webgeek1234@...il.com
Cc: Thierry Reding <thierry.reding@...il.com>,
        Mikko Perttunen <mperttunen@...dia.com>,
        David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
        Jonathan Hunter <jonathanh@...dia.com>,
        dri-devel@...ts.freedesktop.org, linux-tegra@...r.kernel.org,
        linux-kernel@...r.kernel.org, Thierry Reding <treding@...dia.com>,
        stable@...r.kernel.org
Subject: Re: [PATCH] drm/tegra: Assign plane type before registration

On Sat, Apr 19, 2025 at 07:30:02PM -0500, Aaron Kling via B4 Relay wrote:
> From: Thierry Reding <treding@...dia.com>
> 
> Changes to a plane's type after it has been registered aren't propagated
> to userspace automatically. This could possibly be achieved by updating
> the property, but since we can already determine which type this should
> be before the registration, passing in the right type from the start is
> a much better solution.
> 
> Suggested-by: Aaron Kling <webgeek1234@...il.com>
> Signed-off-by: Thierry Reding <treding@...dia.com>
> Cc: stable@...r.kernel.org
> ---
> Signed-off-by: Aaron Kling <webgeek1234@...il.com>

Your tag should come after other tags, without any separation between
those. Also, if you consider this to be a bug, please add the Fixes tag
as described in Documentation/process/submitting-patches.rst .

> ---
>  drivers/gpu/drm/tegra/dc.c  | 12 ++++++++----
>  drivers/gpu/drm/tegra/hub.c |  4 ++--
>  drivers/gpu/drm/tegra/hub.h |  3 ++-
>  3 files changed, 12 insertions(+), 7 deletions(-)
> 

-- 
With best wishes
Dmitry