linux-kernel - Re: [PATCH v7 4/6] drm: Refuse to async flip with atomic prop changes

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Message-ID: <3r5-_03WC5dK3LaRt1Is78zD_bmT2aaGc5h9jpUGzo2o5GCtGP1zpQNzUxglsieewFklY7xwTrOS9jtI18YlNnnzHNx2Ccw9yM2NuJpDQZU=@emersion.fr>
Date:   Tue, 17 Oct 2023 12:16:20 +0000
From:   Simon Ser <contact@...rsion.fr>
To:     André Almeida <andrealmeid@...lia.com>
Cc:     dri-devel@...ts.freedesktop.org, amd-gfx@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org, pierre-eric.pelloux-prayer@....com,
        'Marek Olšák' <maraeo@...il.com>,
        Michel Dänzer <michel.daenzer@...lbox.org>,
        Randy Dunlap <rdunlap@...radead.org>,
        Pekka Paalanen <ppaalanen@...il.com>, hwentlan@....com,
        kernel-dev@...lia.com, alexander.deucher@....com,
        christian.koenig@....com, joshua@...ggi.es
Subject: Re: [PATCH v7 4/6] drm: Refuse to async flip with atomic prop changes

After discussing with André it seems like we missed a plane type check
here. We need to make sure FB_ID changes are only allowed on primary
planes.