linux-kernel - Re: [PATCH v9 1/6] drm/fourcc: Add modifier definitions for describing Amlogic Video Framebuffer Compression

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Message-ID: <RRm1buCbVQy5uesUHZhz8cPiCZfllmj0r1HzM7OoBmJBNMo9tuRfs3ju0iFnlPfDqECFq0tVj10h7bboBat7i619uNUN06HbwswBvYaPWMM=@emersion.fr>
Date:   Fri, 03 Jul 2020 09:08:04 +0000
From:   Simon Ser <contact@...rsion.fr>
To:     Neil Armstrong <narmstrong@...libre.com>
Cc:     "daniel@...ll.ch" <daniel@...ll.ch>,
        "dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
        "jianxin.pan@...ogic.com" <jianxin.pan@...ogic.com>,
        Kevin Hilman <khilman@...libre.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Daniel Vetter <daniel.vetter@...ll.ch>,
        "linux-amlogic@...ts.infradead.org" 
        <linux-amlogic@...ts.infradead.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v9 1/6] drm/fourcc: Add modifier definitions for describing Amlogic Video Framebuffer Compression

Thanks for the update!

The driver should also disallow importing a AMLOGIC_FBC_LAYOUT_SCATTER
DMA-BUF from another device, but I guess this is clear enough ("not
transferrable between Amlogic SoCs").

>From a user-space PoV:

Acked-by: Simon Ser <contact@...rsion.fr>