29 static int wm831x_backlight_set(struct backlight_device *bl, int brightness)  in wm831x_backlight_set()  argument
31 	struct wm831x_backlight_data *data = bl_get_data(bl);  in wm831x_backlight_set()
95 static int wm831x_backlight_update_status(struct backlight_device *bl)  in wm831x_backlight_update_status()  argument
97 	int brightness = bl->props.brightness;  in wm831x_backlight_update_status()
99 	if (bl->props.power != FB_BLANK_UNBLANK)  in wm831x_backlight_update_status()
102 	if (bl->props.fb_blank != FB_BLANK_UNBLANK)  in wm831x_backlight_update_status()
105 	if (bl->props.state & BL_CORE_SUSPENDED)  in wm831x_backlight_update_status()
108 	return wm831x_backlight_set(bl, brightness);  in wm831x_backlight_update_status()
111 static int wm831x_backlight_get_brightness(struct backlight_device *bl)  in wm831x_backlight_get_brightness()  argument
113 	struct wm831x_backlight_data *data = bl_get_data(bl);  in wm831x_backlight_get_brightness()
130 	struct backlight_device *bl;  in wm831x_backlight_probe()  local
199 	bl = devm_backlight_device_register(&pdev->dev, "wm831x", &pdev->dev,  in wm831x_backlight_probe()
201 	if (IS_ERR(bl)) {  in wm831x_backlight_probe()
203 		return PTR_ERR(bl);  in wm831x_backlight_probe()
206 	bl->props.brightness = max_isel;  in wm831x_backlight_probe()
208 	platform_set_drvdata(pdev, bl);  in wm831x_backlight_probe()
213 	backlight_update_status(bl);  in wm831x_backlight_probe()