From: yxj <yxj@rock-chips.com>
Date: Mon, 2 Apr 2012 09:03:21 +0000 (+0800)
Subject: rk30 fb: rk_get_lcdc_drv by name
X-Git-Tag: firefly_0821_release~9497
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=766af0dad91e4a2c39887bb233298ce7b3a87c23;p=firefly-linux-kernel-4.4.55.git

rk30 fb: rk_get_lcdc_drv by name
---

diff --git a/drivers/video/rockchip/rk_fb.c b/drivers/video/rockchip/rk_fb.c
index 1fea5dc5b3a1..e7f4c26f5686 100644
--- a/drivers/video/rockchip/rk_fb.c
+++ b/drivers/video/rockchip/rk_fb.c
@@ -90,12 +90,18 @@ int get_fb_layer_id(struct fb_fix_screeninfo *fix)
 
 /**********************************************************************
 this is for hdmi
-id: lcdc id ,0 for lcdc0 ,1 for lcdc1
+name: lcdc device name ,lcdc0 , lcdc1
 ***********************************************************************/
-struct rk_lcdc_device_driver * rk_get_lcdc_drv(int  id)
+struct rk_lcdc_device_driver * rk_get_lcdc_drv(char *name)
 {
 	struct rk_fb_inf *inf =  platform_get_drvdata(g_fb_pdev);
-	return inf->lcdc_dev_drv[id];
+	int i = 0;
+	for( i = 0; i < inf->num_lcdc; i++)
+	{
+		if(!strcmp(inf->lcdc_dev_drv[i]->name,name))
+			break;
+	}
+	return inf->lcdc_dev_drv[i];
 	
 }
 static int rk_fb_open(struct fb_info *info,int user)
diff --git a/include/linux/rk_fb.h b/include/linux/rk_fb.h
index a33dfd7ac448..73d7b62c1c36 100644
--- a/include/linux/rk_fb.h
+++ b/include/linux/rk_fb.h
@@ -222,5 +222,6 @@ extern int rk_fb_unregister(struct rk_lcdc_device_driver *fb_device_driver);
 extern int init_lcdc_device_driver(struct rk_lcdc_device_driver *def_drv,
 	struct rk_lcdc_device_driver *dev_drv,int id);
 extern int get_fb_layer_id(struct fb_fix_screeninfo *fix);
+extern struct rk_lcdc_device_driver * rk_get_lcdc_drv(char *name);
 extern int rkfb_create_sysfs(struct fb_info *fbi);
 #endif