From 1c1cc454aa694a89572689515fdaaf27b8c9f42a Mon Sep 17 00:00:00 2001
From: Joerg Roedel <jroedel@suse.de>
Date: Thu, 30 Jul 2015 11:24:45 +0200
Subject: [PATCH] iommu/amd: Allow non-ATS devices in IOMMUv2 domains

With the grouping of multi-function devices a non-ATS
capable device might also end up in the same domain as an
IOMMUv2 capable device.
So handle this situation gracefully and don't consider it a
bug anymore.

Tested-by: Oded Gabbay <oded.gabbay@gmail.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
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