1181 static int read_brightness(struct backlight_device *bd)  in read_brightness()  argument
1183 	struct asus_wmi *asus = bl_get_data(bd);  in read_brightness()
1195 static u32 get_scalar_command(struct backlight_device *bd)  in get_scalar_command()  argument
1197 	struct asus_wmi *asus = bl_get_data(bd);  in get_scalar_command()
1200 	if ((asus->driver->brightness < bd->props.brightness) ||  in get_scalar_command()
1201 	    bd->props.brightness == bd->props.max_brightness)  in get_scalar_command()
1203 	else if ((asus->driver->brightness > bd->props.brightness) ||  in get_scalar_command()
1204 		 bd->props.brightness == 0)  in get_scalar_command()
1207 	asus->driver->brightness = bd->props.brightness;  in get_scalar_command()
1212 static int update_bl_status(struct backlight_device *bd)  in update_bl_status()  argument
1214 	struct asus_wmi *asus = bl_get_data(bd);  in update_bl_status()
1219 	if (power != -ENODEV && bd->props.power != power) {  in update_bl_status()
1220 		ctrl_param = !!(bd->props.power == FB_BLANK_UNBLANK);  in update_bl_status()
1224 			asus->driver->panel_power = bd->props.power;  in update_bl_status()
1233 		ctrl_param = get_scalar_command(bd);  in update_bl_status()
1235 		ctrl_param = bd->props.brightness;  in update_bl_status()
1250 	struct backlight_device *bd = asus->backlight_device;  in asus_wmi_backlight_notify()  local
1251 	int old = bd->props.brightness;  in asus_wmi_backlight_notify()
1259 	bd->props.brightness = new;  in asus_wmi_backlight_notify()
1260 	backlight_update_status(bd);  in asus_wmi_backlight_notify()
1261 	backlight_force_update(bd, BACKLIGHT_UPDATE_HOTKEY);  in asus_wmi_backlight_notify()
1268 	struct backlight_device *bd;  in asus_wmi_backlight_init()  local
1287 	bd = backlight_device_register(asus->driver->name,  in asus_wmi_backlight_init()
1290 	if (IS_ERR(bd)) {  in asus_wmi_backlight_init()
1292 		return PTR_ERR(bd);  in asus_wmi_backlight_init()
1295 	asus->backlight_device = bd;  in asus_wmi_backlight_init()
1300 	bd->props.brightness = read_brightness(bd);  in asus_wmi_backlight_init()
1301 	bd->props.power = power;  in asus_wmi_backlight_init()
1302 	backlight_update_status(bd);  in asus_wmi_backlight_init()
1304 	asus->driver->brightness = bd->props.brightness;  in asus_wmi_backlight_init()