From: Seung-Woo Kim <sw0312.kim@samsung.com>
Date: Wed, 6 Feb 2013 04:21:14 +0000 (+0900)
Subject: ARM: dma-mapping: Add maximum alignment order for dma iommu buffers
X-Git-Tag: v3.9-rc1~74^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=60460abffc71523d65774f43ce1252972eeb0629;p=pandora-kernel.git

ARM: dma-mapping: Add maximum alignment order for dma iommu buffers

Alignment order for a dma iommu buffer is set by buffer size. For
large buffer, it is a waste of iommu address space. So configurable
parameter to limit maximum alignment order can reduce the waste.

Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com>
Signed-off-by: Kyungmin.park <kyungmin.park@samsung.com>
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
---

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