From: Andiry Xu <andiry.xu@amd.com>
Date: Mon, 5 Mar 2012 09:49:39 +0000 (+0800)
Subject: xHCI: Allocate 2 segments for transfer ring
X-Git-Tag: v3.4-rc1~184^2~21^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2fdcd47b6980f4e26a97811a17f5be7cb919ef90;p=pandora-kernel.git

xHCI: Allocate 2 segments for transfer ring

Allocate 2 segments for transfer ring by default, so we can expand the ring
when the enqueue pointer and dequeue pointer are in different segments.

Signed-off-by: Andiry Xu <andiry.xu@amd.com>
Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Tested-by: Paul Zimmerman <Paul.Zimmerman@synopsys.com>
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