From: Yu Zhao <yu.zhao@intel.com>
Date: Mon, 18 May 2009 05:51:33 +0000 (+0800)
Subject: PCI: handle Virtual Function ATS enabling
X-Git-Tag: v2.6.31-rc1~45^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e277d2fc79d6abb86fafadb58dca0b9c498a9aa7;p=pandora-kernel.git

PCI: handle Virtual Function ATS enabling

The SR-IOV spec requires that the Smallest Translation Unit and
the Invalidate Queue Depth fields in the Virtual Function ATS
capability are hardwired to 0. If a function is a Virtual Function,
then and set its Physical Function's STU before enabling the ATS.

Signed-off-by: Yu Zhao <yu.zhao@intel.com>
Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
---

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