From: Zheng Yang <zhengyang@rock-chips.com>
Date: Thu, 23 Oct 2014 00:53:49 +0000 (+0800)
Subject: fb:box:
X-Git-Tag: firefly_0821_release~4543
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=4bd2dd439bf08df940bd23de01e71d56890d2e11;p=firefly-linux-kernel-4.4.55.git

fb:box:
	When vop suspend, no need to check register value.
---

diff --git a/drivers/video/rockchip/rk_fb.c b/drivers/video/rockchip/rk_fb.c
index ba279f515559..0594723d566e 100755
--- a/drivers/video/rockchip/rk_fb.c
+++ b/drivers/video/rockchip/rk_fb.c
@@ -1921,8 +1921,10 @@ ext_win_exit:
 					    dev_drv->win[i]->area[0].y_offset;
 					u32 reg_start = dsp_addr[i];
 
-					if (rk_fb->disp_policy == DISPLAY_POLICY_BOX &&
-					    new_start==0x0)
+					if ((rk_fb->disp_policy ==
+					     DISPLAY_POLICY_BOX) &&
+					    (new_start == 0x0 ||
+					     dev_drv->suspend_flag))
 						continue;
 					if (unlikely(new_start != reg_start)) {
 						wait_for_vsync = true;