From: Dave Olson <dave.olson@qlogic.com>
Date: Thu, 17 Apr 2008 04:09:30 +0000 (-0700)
Subject: IB/ipath: Enable reduced PIO update for HCAs that support it.
X-Git-Tag: v2.6.26-rc1~1156^2~33
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1d7c2e529fb6d4143d294ade7d99e29cb6b3775f;p=pandora-kernel.git

IB/ipath: Enable reduced PIO update for HCAs that support it.

Newer HCAs have a threshold counter to reduce the number of DMAs the
chip makes to update the PIO buffer availability status bits.  This
patch enables the feature.

Signed-off-by: Dave Olson <dave.olson@qlogic.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
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