20 	struct backlight_device *bd;  member
30 	struct backlight_device *bd = aat2870_bl->bd;  in aat2870_brightness()  local
34 	val /= bd->props.max_brightness;  in aat2870_brightness()
56 static int aat2870_bl_update_status(struct backlight_device *bd)  in aat2870_bl_update_status()  argument
58 	struct aat2870_bl_driver_data *aat2870_bl = bl_get_data(bd);  in aat2870_bl_update_status()
61 	int brightness = backlight_get_brightness(bd);  in aat2870_bl_update_status()
64 	if ((brightness < 0) || (bd->props.max_brightness < brightness)) {  in aat2870_bl_update_status()
65 		dev_err(&bd->dev, "invalid brightness, %d\n", brightness);  in aat2870_bl_update_status()
69 	dev_dbg(&bd->dev, "brightness=%d, power=%d, state=%d\n",  in aat2870_bl_update_status()
70 		 bd->props.brightness, bd->props.power, bd->props.state);  in aat2870_bl_update_status()
101 	struct backlight_device *bd;  in aat2870_bl_probe()  local
128 	bd = devm_backlight_device_register(&pdev->dev, "aat2870-backlight",  in aat2870_bl_probe()
131 	if (IS_ERR(bd)) {  in aat2870_bl_probe()
134 		ret = PTR_ERR(bd);  in aat2870_bl_probe()
141 	aat2870_bl->bd = bd;  in aat2870_bl_probe()
154 		bd->props.max_brightness = pdata->max_brightness;  in aat2870_bl_probe()
156 		bd->props.max_brightness = 255;  in aat2870_bl_probe()
159 	bd->props.power = BACKLIGHT_POWER_ON;  in aat2870_bl_probe()
160 	bd->props.brightness = bd->props.max_brightness;  in aat2870_bl_probe()
162 	ret = aat2870_bl_update_status(bd);  in aat2870_bl_probe()
177 	struct backlight_device *bd = aat2870_bl->bd;  in aat2870_bl_remove()  local
179 	bd->props.power = BACKLIGHT_POWER_OFF;  in aat2870_bl_remove()
180 	bd->props.brightness = 0;  in aat2870_bl_remove()
181 	backlight_update_status(bd);  in aat2870_bl_remove()