linux-kernel - Re: [PATCH 1/1] ARM: exynos_defconfig: Disable IOMMU support

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Date:	Tue, 03 Mar 2015 08:01:43 +0100
From:	Javier Martinez Canillas <javier.martinez@...labora.co.uk>
To:	Kukjin Kim <kgene@...nel.org>
CC:	Olof Johansson <olof@...om.net>,
	Marek Szyprowski <m.szyprowski@...sung.com>,
	Krzysztof Kozlowski <k.kozlowski@...sung.com>,
	Andreas Faerber <afaerber@...e.de>,
	linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/1] ARM: exynos_defconfig: Disable IOMMU support

Hello Kukjin,

On 03/02/2015 08:43 PM, Kukjin Kim wrote:
> On 02/27/15 15:20, Javier Martinez Canillas wrote:
>> Hello Kukjin,
>> 
> Hi,
> 
>> On 02/17/2015 12:38 PM, Javier Martinez Canillas wrote:
>> 
>> Can you please pick this patch? linux-next is still broken for many Exynos
>> boards after commit 8dcc14f82f06 ("drm/exynos: IOMMU support should not be
>> selectable by user") so we need to disable IOMMU support on Exynos to make
>> them boot again.
>> 
>> Here are boot logs of some boards that are affected by this issue:
>> 
>> http://storage.kernelci.org/samsung/v4.0-rc1-44-g6a05e2a77140/arm-exynos_defconfig/lab-tbaker/boot-exynos5250-arndale.html
>> http://storage.kernelci.org/samsung/v4.0-rc1-28-g55a4c031ed15/arm-exynos_defconfig/lab-collabora/boot-exynos5800-peach-pi.html
>> http://storage.kernelci.org/samsung/v4.0-rc1-28-g55a4c031ed15/arm-exynos_defconfig/lab-collabora/boot-exynos5250-snow.html
>> 
> Thanks, applied.
>

Thanks a lot, please keep in mind that this patch is 4.0 rc material since
the offending commit landed in 4.0-rc1 so Exynos DRM driver breaks the boot.
 
>> Also there are other exynos_defconfig patches that have been in the list:
>> 
>> * [PATCH 1/1] ARM: exynos_defconfig: Enable HDMI support
>> https://lkml.org/lkml/2015/2/6/531
>> 
>> * [PATCH] ARM: exynos_defconfig: Enable Marvell WiFi-Ex support
>> https://lkml.org/lkml/2015/2/15/59
>> 
> Will have a look soon ;)
>

Great, thanks.

> - Kukjin
>

Best regards,
Javier
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