From: yxj <yxj@rock-chips.com>
Date: Mon, 10 Sep 2012 06:41:35 +0000 (+0800)
Subject: rkfb: support dual display use rk610 as scaler
X-Git-Tag: firefly_0821_release~8669
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=9f5be7c2a4e38edb31c2e86387d823d6d9c4a35c;p=firefly-linux-kernel-4.4.55.git

rkfb: support dual display use rk610 as scaler
---

diff --git a/drivers/video/rockchip/rk_fb.c b/drivers/video/rockchip/rk_fb.c
index 6a428b3a2866..c192a8e4d777 100644
--- a/drivers/video/rockchip/rk_fb.c
+++ b/drivers/video/rockchip/rk_fb.c
@@ -658,7 +658,15 @@ int rk_fb_switch_screen(rk_screen *screen ,int enable ,int lcdc_id)
 			dev_drv->screen1->screen_id = 1;
 			dev_drv->screen0->lcdc_id = 1; //connect screen0 to output interface 1
 			dev_drv->cur_screen = dev_drv->screen1;
-			dev_drv->screen0->sscreen_get(dev_drv->screen0,dev_drv->cur_screen->hdmi_resolution);
+			if(dev_drv->screen0->sscreen_get)
+			{
+				dev_drv->screen0->sscreen_get(dev_drv->screen0,
+					dev_drv->cur_screen->hdmi_resolution);
+			}
+			if(dev_drv->screen0->sscreen_set)
+			{
+				dev_drv->screen0->sscreen_set(dev_drv->screen0,enable);
+			}
 			
 		}
 		else