From 3b839a57998515bb44c091bbcb8ea0da9d2adef4 Mon Sep 17 00:00:00 2001
From: Joerg Roedel <jroedel@suse.de>
Date: Wed, 1 Apr 2015 14:58:47 +0200
Subject: [PATCH] iommu/amd: Add support for contiguous dma allocator

Add code to allocate memory from the contiguous memory
allocator to support coherent allocations larger than 8MB.

Tested-by: Suravee Suthikulpanit <Suravee.Suthikulpanit@amd.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
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