rk fb: add mutex lock for switch screen to prevent
authorhjc <hjc@rock-chips.com>
Wed, 15 Apr 2015 09:56:02 +0000 (17:56 +0800)
committerhjc <hjc@rock-chips.com>
Wed, 15 Apr 2015 10:01:04 +0000 (18:01 +0800)
commitcc8c69af8fa4cb0586ba7345d201087d84798450
tree1c67e7b03dc5e247d01088a48b38f7b3b95d89ba
parenta8dceb6bb97c21e4bd55f11ed4ac9cb4160ec30f
rk fb: add mutex lock for switch screen to prevent
       hdmi and cvbs call this function at the same
       time.

Signed-off-by: hjc <hjc@rock-chips.com>
drivers/video/rockchip/rk_fb.c
include/linux/rk_fb.h [changed mode: 0644->0755]