33 	struct gpio_backlight *gbl = bl_get_data(bl);  in gpio_backlight_update_status()  local
41 	gpio_set_value_cansleep(gbl->gpio,  in gpio_backlight_update_status()
42 				brightness ? gbl->active : !gbl->active);  in gpio_backlight_update_status()
50 	struct gpio_backlight *gbl = bl_get_data(bl);  in gpio_backlight_check_fb()  local
52 	return gbl->fbdev == NULL || gbl->fbdev == info->dev;  in gpio_backlight_check_fb()
62 				   struct gpio_backlight *gbl)  in gpio_backlight_probe_dt()  argument
67 	gbl->gpio = of_get_gpio_flags(np, 0, &gpio_flags);  in gpio_backlight_probe_dt()
69 	if (!gpio_is_valid(gbl->gpio)) {  in gpio_backlight_probe_dt()
70 		if (gbl->gpio != -EPROBE_DEFER) {  in gpio_backlight_probe_dt()
74 		return gbl->gpio;  in gpio_backlight_probe_dt()
77 	gbl->active = (gpio_flags & OF_GPIO_ACTIVE_LOW) ? 0 : 1;  in gpio_backlight_probe_dt()
79 	gbl->def_value = of_property_read_bool(np, "default-on");  in gpio_backlight_probe_dt()
90 	struct gpio_backlight *gbl;  in gpio_backlight_probe()  local
100 	gbl = devm_kzalloc(&pdev->dev, sizeof(*gbl), GFP_KERNEL);  in gpio_backlight_probe()
101 	if (gbl == NULL)  in gpio_backlight_probe()
104 	gbl->dev = &pdev->dev;  in gpio_backlight_probe()
107 		ret = gpio_backlight_probe_dt(pdev, gbl);  in gpio_backlight_probe()
111 		gbl->fbdev = pdata->fbdev;  in gpio_backlight_probe()
112 		gbl->gpio = pdata->gpio;  in gpio_backlight_probe()
113 		gbl->active = pdata->active_low ? 0 : 1;  in gpio_backlight_probe()
114 		gbl->def_value = pdata->def_value;  in gpio_backlight_probe()
117 	ret = devm_gpio_request_one(gbl->dev, gbl->gpio, GPIOF_DIR_OUT |  in gpio_backlight_probe()
118 				    (gbl->active ? GPIOF_INIT_LOW  in gpio_backlight_probe()
130 					&pdev->dev, gbl, &gpio_backlight_ops,  in gpio_backlight_probe()
137 	bl->props.brightness = gbl->def_value;  in gpio_backlight_probe()