From: Will Deacon <will.deacon@arm.com>
Date: Wed, 21 Aug 2013 12:49:53 +0000 (+0100)
Subject: iommu/arm-smmu: use relaxed accessors where possible
X-Git-Tag: v3.13-rc1~79^2^5~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=25724841dfaed05f23a3ddaaaed5c9b61ceea7bd;p=pandora-kernel.git

iommu/arm-smmu: use relaxed accessors where possible

Apart from fault handling and page table manipulation, we don't care
about memory ordering between SMMU control registers and normal,
cacheable memory, so use the _relaxed I/O accessors wherever possible.

Signed-off-by: Will Deacon <will.deacon@arm.com>
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