acpi_video_device_lcd_get_level_current
result = acpi_video_device_lcd_get_level_current(device,
static int acpi_video_device_lcd_get_level_current(
if (acpi_video_device_lcd_get_level_current(vd, &cur_level, false))
if (acpi_video_device_lcd_get_level_current(video, &level, false))
result = acpi_video_device_lcd_get_level_current(device, &level, true);
result = acpi_video_device_lcd_get_level_current(device,