drm/tegra: gem: Use iommu_map_sg()

The iommu_map_sg() function is now available in the IOMMU API, so drop
the open-coded variant.

Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Thierry Reding 2014-12-17 16:46:37 +01:00
commit 8c8cb58ed6