35 	struct gpio_desc	*enable_gpio;  member
57 	if (pb->enable_gpio)  in pwm_backlight_power_on()
58 		gpiod_set_value(pb->enable_gpio, 1);  in pwm_backlight_power_on()
72 	if (pb->enable_gpio)  in pwm_backlight_power_off()
73 		gpiod_set_value(pb->enable_gpio, 0);  in pwm_backlight_power_off()
177 	data->enable_gpio = -EINVAL;  in pwm_backlight_parse_dt()
244 	pb->enable_gpio = devm_gpiod_get_optional(&pdev->dev, "enable");  in pwm_backlight_probe()
245 	if (IS_ERR(pb->enable_gpio)) {  in pwm_backlight_probe()
246 		ret = PTR_ERR(pb->enable_gpio);  in pwm_backlight_probe()
254 	if (!pb->enable_gpio && gpio_is_valid(data->enable_gpio)) {  in pwm_backlight_probe()
255 		ret = devm_gpio_request_one(&pdev->dev, data->enable_gpio,  in pwm_backlight_probe()
259 				data->enable_gpio, ret);  in pwm_backlight_probe()
263 		pb->enable_gpio = gpio_to_desc(data->enable_gpio);  in pwm_backlight_probe()
266 	if (pb->enable_gpio)  in pwm_backlight_probe()
267 		gpiod_direction_output(pb->enable_gpio, 1);  in pwm_backlight_probe()