linux-kernel - Re: [PATCH 0/5] at91: atmel_lcdfb: regression fixes and cpu

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Date:	Sat, 9 Feb 2013 16:47:40 -0800
From:	Olof Johansson <olof@...om.net>
To:	Nicolas Ferre <nicolas.ferre@...el.com>
Cc:	Arnd Bergmann <arnd@...db.de>, FlorianSchandinat@....de,
	Jean-Christophe PLAGNIOL-VILLARD <plagnioj@...osoft.com>,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	linux-fbdev@...r.kernel.org, jhovold@...il.com, jacmet@...site.dk
Subject: Re: [PATCH 0/5] at91: atmel_lcdfb: regression fixes and cpu_is
 removal

On Fri, Feb 08, 2013 at 05:35:13PM +0100, Nicolas Ferre wrote:
> These patches fix a regression in 16-bpp support for older SOCs which use
> IBGR:555 rather than BGR:565 pixel layout. Use SOC-type to determine if the
> controller uses the intensity-bit and restore the old layout in that case.
> 
> The last patch is a removal of uses of cpu_is_xxxx() macros in atmel_lcdfb with
> a platform-device-id table and static configurations.
> 
> 
> Patches from Johan Hovold taken from:
> "[PATCH 0/3] atmel_lcdfb: fix 16-bpp regression"
> and
> "[PATCH v2 0/3] ARM: at91/avr32/atmel_lcdfb: remove cpu_is macros"
> patch series to form a clean patch series with my signature.
> 
> Arnd, Olof,
> as it seems that old fbdev drivers are not so much reviewed those days, can we
> take the decision to queue this material through arm-soc with other AT91
> drivers updates?

It would be beneficial to get an ack from Florian. Was he involved in the
review of the code that regressed 16-bpp support in the first place? When was
the regression introduced?


-Olof
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