rockchip: rk312x: vop: fix iommu crash when resume
authorMark Yao <mark.yao@rock-chips.com>
Wed, 1 Apr 2015 06:11:43 +0000 (14:11 +0800)
committerhjc <hjc@rock-chips.com>
Fri, 15 May 2015 02:21:13 +0000 (10:21 +0800)
commitf7391f8382f8063970eb7a6744e7783cebe027bc
tree2d7c8b81fdbc4f4f7318cb4bdad5b54e08b71c09
parentace5108985bac2b289a733ec54e3d581447be700
rockchip: rk312x: vop: fix iommu crash when resume

Maybe win is enabled and H/W address is not a vaild
iommu mapped addr, So we need delay to ensure H/W
switch done before enable iommu.

Signed-off-by: Mark Yao <mark.yao@rock-chips.com>
drivers/video/rockchip/lcdc/rk312x_lcdc.c