From: Stepan Moskovchenko <stepanm@codeaurora.org>
Date: Tue, 1 Mar 2011 00:04:55 +0000 (-0800)
Subject: msm: iommu: Don't read from write-only registers
X-Git-Tag: v2.6.39-rc1~433^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b0e7808d548ea1d857216d31d63078411203a116;p=pandora-kernel.git

msm: iommu: Don't read from write-only registers

Don't read from V2Pxx command registers when doing
iova-to-phys operations. These registers are write-only and
reading the value before modifying the VA bits is
unnecessary.

Signed-off-by: Stepan Moskovchenko <stepanm@codeaurora.org>
Signed-off-by: David Brown <davidb@codeaurora.org>
---

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