From mboxrd@z Thu Jan  1 00:00:00 1970
From: Maxime Ripard <maxime.ripard-LDxbnhwyfcJBDgjK7y7TUQ@public.gmane.org>
Subject: Re: [PATCH v3 09/21] drm/sun4i: frontend: Add support
 for planar YUV input formats
Date: Tue, 4 Dec 2018 16:30:54 +0100
Message-ID: <20181204153054.sdckfazc2cfu6tmo@flea>
References: <20181204142218.16284-1-paul.kocialkowski@bootlin.com>
 <20181204142218.16284-10-paul.kocialkowski@bootlin.com>
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To: Paul Kocialkowski <paul.kocialkowski-LDxbnhwyfcJBDgjK7y7TUQ@public.gmane.org>
Cc: dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, David Airlie <airlied-cv59FeDIM0c@public.gmane.org>, Chen-Yu Tsai <wens-jdAy2FN1RRM@public.gmane.org>, Maarten Lankhorst <maarten.lankhorst-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>, Sean Paul <sean-p7yTbzM4H96eqtR555YLDQ@public.gmane.org>, Thomas Petazzoni <thomas.petazzoni-LDxbnhwyfcJBDgjK7y7TUQ@public.gmane.org>, linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org, Daniel Vetter <daniel-/w4YWyX8dFk@public.gmane.org>
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On Tue, Dec 04, 2018 at 03:22:06PM +0100, Paul Kocialkowski wrote:
> Planar YUV formats come with 3 distinct planes, which requires
> configuring the frontend line stride and address registers for the
> third plane.
> 
> Our hardware only supports the YUV planes order and in order to support
> formats with a YVU plane order, a helper is introduced to indicate
> whether to invert the address of the two chroma planes.
> 
> Missing definitions for YUV411 and YUV444 input format configuration are
> also introduced as support is added for these formats. For the input
> sequence part, no configuration is required for planar YUV formats so
> zero is returned in that case.
> 
> Signed-off-by: Paul Kocialkowski <paul.kocialkowski-LDxbnhwyfcJBDgjK7y7TUQ@public.gmane.org>

Acked-by: Maxime Ripard <maxime.ripard-LDxbnhwyfcJBDgjK7y7TUQ@public.gmane.org>

Maxime

-- 
Maxime Ripard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
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