From 28c23373b88bcc244b573ea45596a51e9db73d2c Mon Sep 17 00:00:00 2001
From: Thierry Reding <treding@nvidia.com>
Date: Fri, 23 Jan 2015 09:16:03 +0100
Subject: [PATCH] drm/tegra: Provide debugfs file for the IOVA space

The Tegra DRM driver uses a single IO virtual address space for buffer
mappings. Provide a table of the address space usage in debugfs.

Signed-off-by: Thierry Reding <treding@nvidia.com>
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