45 	struct backlight_device		*bd;  member
645 static int ld9040_set_brightness(struct backlight_device *bd)  in ld9040_set_brightness()  argument
647 	int ret = 0, brightness = bd->props.brightness;  in ld9040_set_brightness()
648 	struct ld9040 *lcd = bl_get_data(bd);  in ld9040_set_brightness()
651 		brightness > bd->props.max_brightness) {  in ld9040_set_brightness()
652 		dev_err(&bd->dev, "lcd brightness should be %d to %d.\n",  in ld9040_set_brightness()
657 	ret = ld9040_gamma_ctl(lcd, bd->props.brightness);  in ld9040_set_brightness()
659 		dev_err(&bd->dev, "lcd brightness setting failed.\n");  in ld9040_set_brightness()
680 	struct backlight_device *bd = NULL;  in ld9040_probe()  local
724 	bd = devm_backlight_device_register(&spi->dev, "ld9040-bl", &spi->dev,  in ld9040_probe()
726 	if (IS_ERR(bd))  in ld9040_probe()
727 		return PTR_ERR(bd);  in ld9040_probe()
729 	bd->props.brightness = MAX_BRIGHTNESS;  in ld9040_probe()
730 	lcd->bd = bd;  in ld9040_probe()