video: rockchip: rk322x: check hwc_size before H/W register config
authorMark Yao <mark.yao@rock-chips.com>
Mon, 7 Mar 2016 02:45:32 +0000 (10:45 +0800)
committerHuang, Tao <huangtao@rock-chips.com>
Tue, 5 Apr 2016 06:05:22 +0000 (14:05 +0800)
commit4534d4b84146eb48833a0b0340ae6c6175b80583
treeb8ee591987044082d0df6b66cc88eb3f174171d1
parent52649986e842a1453570673a1a1d29df7752bbb9
video: rockchip: rk322x: check hwc_size before H/W register config

Check hwc_size after hwc registor config, if check fail, would cause
unexpect problem, iommu crash.

Change-Id: I2e18ea86e9e27e13ccce0737d9d48befcbe345fb
Signed-off-by: Mark Yao <mark.yao@rock-chips.com>
drivers/video/rockchip/lcdc/rk322x_lcdc.c