From: Alexandre Courbot <acourbot@nvidia.com>
Date: Mon, 4 Aug 2014 09:28:54 +0000 (+0900)
Subject: drm/ttm: expose CPU address of DMA-allocated pages
X-Git-Tag: omap-for-v3.17/fixes-against-rc2~96^2~86
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3d50d4dcb0c4e0e01f45ae15df34ab6a04fb35bb;p=pandora-kernel.git

drm/ttm: expose CPU address of DMA-allocated pages

Pages allocated using the DMA API have a coherent memory mapping. Make
this mapping visible to drivers so they can decide to use it instead of
creating their own redundant one.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Acked-by: David Airlie <airlied@linux.ie>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
---

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