From: Alan Stern <stern@rowland.harvard.edu>
Date: Fri, 28 Sep 2012 20:01:40 +0000 (-0400)
Subject: EHCI: replace mult/div with bit-mask operation
X-Git-Tag: omap-for-v3.8/fixes-for-merge-window-v4-signed~82^2~154
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=72675479925f53af051ae8a78bcfafeaa47b3eef;p=pandora-kernel.git

EHCI: replace mult/div with bit-mask operation

This patch (as1610) replaces multiplication and divison operations in
ehci-hcd's isochronous scheduling code with a bit-mask operation,
taking advantage of the fact that isochronous periods are always
powers of 2.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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