drm/rockchip: support non-iommu buffer path
authorMark Yao <mark.yao@rock-chips.com>
Tue, 19 Apr 2016 02:13:27 +0000 (10:13 +0800)
committerMark Yao <mark.yao@rock-chips.com>
Tue, 3 May 2016 06:11:23 +0000 (14:11 +0800)
commit2d90d477430d3a20df74f2d11c21378e64e1d508
treec1769bb7a9662bee510f53f382737235c194def1
parent4e257d9eee23582e36637ce7ea6b14f6f56b1839
drm/rockchip: support non-iommu buffer path

Some rockchip vop not support iommu, need use non-iommu
buffer for it. And if we get iommu issues, we can compare
the issues with non-iommu path, that would help the debug.

Signed-off-by: Mark Yao <mark.yao@rock-chips.com>
drivers/gpu/drm/rockchip/rockchip_drm_drv.c