On 03/08/2013 10:37 AM, Nicolas Ferre :
> On 02/10/2013 07:45 PM, Johan Hovold :
>> On Sun, Feb 10, 2013 at 1:47 AM, Olof Johansson <olof@xxxxxxxxx> 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").
>
> Arnd, Olof,
>
> Please tell me if I can do something to ease the adoption of these
> patches during 3.9-rc timeframe (I can rebase it on top of 3.9-rc1 to
> avoid any conflict: the file board-neocore926.c was removed during the
> merge window).
> Johan has written the series a long time ago and we still do not have it
> in mainline.
>
> If the option to ask Andrew is better in your opinion, please tell me.
In case we end-up with an agreement on the path those fixes should
follow, here is the location of my updated material rebased on top of 3.9-rc2:
The following changes since commit f6161aa153581da4a3867a2d1a7caf4be19b6ec9:
Linux 3.9-rc2 (2013-03-10 16:54:19 -0700)
are available in the git repository at:
git://github.com/at91linux/linux-at91.git at91-3.9-fixesLCD
for you to fetch changes up to bbd44f6bd9d1aa735b180b29b5719d63a8e87b55:
ARM: at91/avr32/atmel_lcdfb: add platform device-id table (2013-03-13 11:05:12 +0100)
----------------------------------------------------------------
Johan Hovold (5):
atmel_lcdfb: fix 16-bpp modes on older SOCs
ARM: at91: fix LCD-wiring mode
ARM: at91/avr32/atmel_lcdfb: add bus-clock entry
atmel_lcdfb: move lcdcon2 register access to compute_hozval
ARM: at91/avr32/atmel_lcdfb: add platform device-id table
arch/arm/mach-at91/at91sam9261.c | 2 +
arch/arm/mach-at91/at91sam9261_devices.c | 6 +-
arch/arm/mach-at91/at91sam9263.c | 1 +
arch/arm/mach-at91/at91sam9263_devices.c | 2 +-
arch/arm/mach-at91/at91sam9g45.c | 2 +
arch/arm/mach-at91/at91sam9g45_devices.c | 6 +-
arch/arm/mach-at91/at91sam9rl.c | 1 +
arch/arm/mach-at91/at91sam9rl_devices.c | 2 +-
arch/avr32/mach-at32ap/at32ap700x.c | 6 +-
drivers/video/atmel_lcdfb.c | 130 +++++++++++++++++++++++++++--------
include/video/atmel_lcdc.h | 4 +-
11 files changed, 126 insertions(+), 36 deletions(-)
Thanks, best regards,
--
Nicolas Ferre
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