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

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Message-ID: <CAMgPeKV4=C_msvZixVS-o3-QHaJxZP7T4EwLa9vnmYgVheXHgQ@mail.gmail.com>
Date:	Sun, 10 Feb 2013 19:45:21 +0100
From:	Johan Hovold <jhovold@...il.com>
To:	Olof Johansson <olof@...om.net>
Cc:	Nicolas Ferre <nicolas.ferre@...el.com>,
	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, jacmet@...site.dk
Subject: Re: [PATCH 0/5] at91: atmel_lcdfb: regression fixes and cpu_is removal

On Sun, Feb 10, 2013 at 1:47 AM, Olof Johansson <olof@...om.net> wrote:
> 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?

In v3.4 by commit 787f9fd2328 ("atmel_lcdfb: support 16bit BGR:565 mode,
remove unsupported 15bit modes").

Johan
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