From 9dcd61303af862c279df86aa97fde7ce371be774 Mon Sep 17 00:00:00 2001
From: Alex Williamson <alex.williamson@redhat.com>
Date: Wed, 30 May 2012 14:19:07 -0600
Subject: [PATCH] amd_iommu: Support IOMMU groups

Add IOMMU group support to AMD-Vi device init and uninit code.
Existing notifiers make sure this gets called for each device.

Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
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