linux-kernel - Re: [PATCH v3 0/3] drm/atomic: restrict the size of of gamma / degamma LUTs

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Message-ID: <176834997569.1930094.10133613563248496827.b4-ty@oss.qualcomm.com>
Date: Wed, 14 Jan 2026 02:19:48 +0200
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: 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>,
        Harry Wentland <harry.wentland@....com>, Leo Li <sunpeng.li@....com>,
        Rodrigo Siqueira <siqueira@...lia.com>,
        Alex Deucher <alexander.deucher@....com>,
        Christian König <christian.koenig@....com>,
        Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
Cc: dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        amd-gfx@...ts.freedesktop.org
Subject: Re: [PATCH v3 0/3] drm/atomic: restrict the size of of gamma / degamma LUTs

On Tue, 06 Jan 2026 05:09:54 +0200, Dmitry Baryshkov wrote:
> While picking up the Gamma correction patch for the msm driver I noticed
> that kms_color@...alid-gamma-lut-sizes and
> kms_color@...alid-degamma-lut-sizes tests fail. These tests attempt
> submitting LUT tables greater than the size specified by the
> corresponding property. The issue doesn't seem to be specific to msm
> driver only. Add generic check that LUT size is not greater than the
> size passed to drm_crtc_enable_color_mgmt().
> 
> [...]

Applied to drm-misc-next, thanks!

[1/3] drm/mode_object: add drm_object_immutable_property_get_value()
      commit: 66c9c0cfe765af7f30eac880da0fa047aea8617d
[2/3] drm/atomic: add max_size check to drm_property_replace_blob_from_id()
      commit: ca59e33f5a1f642d13ae0e558fdbdd9aaa9fe203
[3/3] drm/atomic: verify that gamma/degamma LUTs are not too big
      commit: cea6e6e8717e81de266aa496f44088b2b960aa32

Best regards,
-- 
With best wishes
Dmitry