From: Weidong Han <weidong.han@intel.com>
Date: Mon, 8 Dec 2008 07:34:06 +0000 (+0800)
Subject: calculate agaw for each iommu
X-Git-Tag: v2.6.29-rc1~522^2~26
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1b5736839ae13dadc5947940144f95dd0f4a4a8c;p=pandora-kernel.git

calculate agaw for each iommu

"SAGAW" capability may be different across iommus. Use a default agaw, but if default agaw is not supported in some iommus, choose a less supported agaw.

Signed-off-by: Weidong Han <weidong.han@intel.com>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
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