linux-kernel - Re: [PATCH v3] drm/sun4i: mixer: Read id from DT

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Message-ID: <20180712073510.ssl43bjgv5n5mrwb@flea>
Date:   Thu, 12 Jul 2018 09:35:10 +0200
From:   Maxime Ripard <maxime.ripard@...tlin.com>
To:     Jernej Skrabec <jernej.skrabec@...l.net>
Cc:     wens@...e.org, robh+dt@...nel.org, airlied@...ux.ie,
        mark.rutland@....com, dri-devel@...ts.freedesktop.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, linux-sunxi@...glegroups.com
Subject: Re: [PATCH v3] drm/sun4i: mixer: Read id from DT

On Wed, Jul 11, 2018 at 01:27:06PM +0200, Jernej Skrabec wrote:
> Currently, TCON supports 2 ways to match TCON with engine (mixer in this
> case). Old way is to just traverse of graph backwards and compare node
> pointer. New way is to match TCON and engine by their respective ids.
> All SoCs with DE2 enabled till now used the old way, which means mixer
> id was never used and thus never implemented.
> 
> However, for R40, only the new way will be used. To prepare for that,
> implement mixer id fetching from DT.
> 
> Signed-off-by: Jernej Skrabec <jernej.skrabec@...l.net>

Applied, thanks!
Maxime

-- 
Maxime Ripard, Bootlin (formerly Free Electrons)
Embedded Linux and Kernel engineering
https://bootlin.com

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