From: zwl <zwl@rockchips.com>
Date: Fri, 31 Oct 2014 10:21:13 +0000 (+0800)
Subject: rk312x:lcdc:
X-Git-Tag: firefly_0821_release~4510
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=24a2be857b7c5ae0cff781d3dd9ede53cac66d48;p=firefly-linux-kernel-4.4.55.git

rk312x:lcdc:
	* set dither down according to primary screen face when DUAL display
	  for fix the color gradation of display

        Signed-off-by: zwl <zwl@rock-chips.com>
        Signed-off-by: xzj <xzj@rock-chips.com>
---

diff --git a/drivers/video/rockchip/lcdc/rk312x_lcdc.c b/drivers/video/rockchip/lcdc/rk312x_lcdc.c
index d8ffc64d8105..d82ab26ff7bd 100755
--- a/drivers/video/rockchip/lcdc/rk312x_lcdc.c
+++ b/drivers/video/rockchip/lcdc/rk312x_lcdc.c
@@ -1173,7 +1173,7 @@ static int rk312x_load_screen(struct rk_lcdc_driver *dev_drv, bool initscreen)
 			break;
 		}
 		if (lcdc_dev->soc_type == VOP_RK312X) {
-			switch (screen->face) {
+			switch (dev_drv->screen0->face) {
 			case OUT_P565:
 				face = OUT_P565;
 				mask = m_DITHER_DOWN_EN |