From: Hiroshi Doyu <hdoyu@nvidia.com>
Date: Wed, 28 Nov 2012 13:52:53 +0000 (+0200)
Subject: iommu/tegra: smmu: Remove unnecessary PTC/TLB flush all
X-Git-Tag: v3.8-rc1~25^2^5~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=37683e45623a0ccd34761c71aad618cc129fe35c;p=pandora-kernel.git

iommu/tegra: smmu: Remove unnecessary PTC/TLB flush all

smmu_flush_regs() does TLB/PTC flush all when freeing a second level
page table. This isn't necessay at all since each pte entry has been
already maintained by address in the above flush_ptc_and_tlb().

Signed-off-by: Hiroshi Doyu <hdoyu@nvidia.com>
Signed-off-by: Joerg Roedel <joro@8bytes.org>
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