26 static int ep93xxbl_set(struct backlight_device *bl, int brightness)  in ep93xxbl_set()  argument
28 	struct ep93xxbl *ep93xxbl = bl_get_data(bl);  in ep93xxbl_set()
37 static int ep93xxbl_update_status(struct backlight_device *bl)  in ep93xxbl_update_status()  argument
39 	return ep93xxbl_set(bl, backlight_get_brightness(bl));  in ep93xxbl_update_status()
42 static int ep93xxbl_get_brightness(struct backlight_device *bl)  in ep93xxbl_get_brightness()  argument
44 	struct ep93xxbl *ep93xxbl = bl_get_data(bl);  in ep93xxbl_get_brightness()
57 	struct backlight_device *bl;  in ep93xxbl_probe()  local
86 	bl = devm_backlight_device_register(&dev->dev, dev->name, &dev->dev,  in ep93xxbl_probe()
88 	if (IS_ERR(bl))  in ep93xxbl_probe()
89 		return PTR_ERR(bl);  in ep93xxbl_probe()
91 	bl->props.brightness = EP93XX_DEF_BRIGHT;  in ep93xxbl_probe()
93 	platform_set_drvdata(dev, bl);  in ep93xxbl_probe()
95 	ep93xxbl_update_status(bl);  in ep93xxbl_probe()
103 	struct backlight_device *bl = dev_get_drvdata(dev);  in ep93xxbl_suspend()  local
105 	return ep93xxbl_set(bl, 0);  in ep93xxbl_suspend()
110 	struct backlight_device *bl = dev_get_drvdata(dev);  in ep93xxbl_resume()  local
112 	backlight_update_status(bl);  in ep93xxbl_resume()