linux-kernel - Re: [PATCH] iommu/exynos: Add iommu driver for Exynos Platforms

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Date:	Fri, 11 May 2012 14:43:27 +0200
From:	Joerg Roedel <joerg.roedel@....com>
To:	KyongHo <pullip.cho@...sung.com>
CC:	<linux-arm-kernel@...ts.infradead.org>,
	<linux-samsung-soc@...r.kernel.org>,
	<iommu@...ts.linux-foundation.org>, <linux-kernel@...r.kernel.org>,
	'Kukjin Kim' <kgene.kim@...sung.com>,
	'Subash Patel' <subash.ramaswamy@...aro.org>,
	'Younglak Kim' <younglak1004.kim@...sung.com>,
	'Kyungmin Park' <kyungmin.park@...sung.com>,
	'Sanghyun Lee' <sanghyun75.lee@...sung.com>
Subject: Re: [PATCH] iommu/exynos: Add iommu driver for Exynos Platforms

On Fri, May 11, 2012 at 09:27:09PM +0900, KyongHo wrote:
> This is the System MMU driver and IOMMU API implementation for Exynos SOC
> platforms. Exynos platforms has more than 10 System MMUs dedicated for each
> multimedia accelerators.
> 
> The System MMU driver is already in arc/arm/plat-s5p but it is moved to
> drivers/iommu due to Ohad Ben-Cohen gathered IOMMU drivers there
> 
> Any device driver in Exynos platforms that needs to control its System MMU must
> call platform_set_sysmmu() to inform System MMU driver who will control it.
> platform_set_sysmmu() is defined in <mach/sysmmu.h>
> 
> To compile this patch,
> you will need "for-next" branch of the linux-samsung.git:
> git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung.git
> Other patches needed by this patch are merged to the above branch.
> 
> Cc: Joerg Roedel <joerg.roedel@....com>
> Cc: Kukjin Kim <kgene.kim@...sung.com>
> Signed-off-by: KyongHo Cho <pullip.cho@...sung.com>

Looks good.

Acked-by: Joerg Roedel <joerg.roedel@....com>

Please get this merged via the Samsung tree. Since the patch depends on
that tree anyway it makes the most sense to be there.

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