From: hjc <hjc@rock-chips.com>
Date: Wed, 11 Feb 2015 06:02:37 +0000 (+0800)
Subject: rk fb: enable mmu when uboot-logo is 0
X-Git-Tag: firefly_0821_release~4158^2~447^2~18
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=ae87f9de3ad2690bd46af1bd49e45afeee1c4c9c;p=firefly-linux-kernel-4.4.55.git

rk fb: enable mmu when uboot-logo is 0
---

diff --git a/drivers/video/rockchip/rk_fb.c b/drivers/video/rockchip/rk_fb.c
index 30d78948f70b..5c86a71a0cdc 100644
--- a/drivers/video/rockchip/rk_fb.c
+++ b/drivers/video/rockchip/rk_fb.c
@@ -3747,6 +3747,10 @@ int rk_fb_register(struct rk_lcdc_driver *dev_drv,
 				freed_index = 0;
 			}
 			return 0;
+		} else {
+			if (dev_drv->ops->mmu_en)
+				dev_drv->ops->mmu_en(dev_drv);
+			freed_index = 0;
 		}
 #if defined(CONFIG_LOGO)
 		main_fbi->fbops->fb_set_par(main_fbi);