acpi_video_device_lcd_set_level
result = acpi_video_device_lcd_set_level(device, level_next);
acpi_video_device_lcd_set_level(video_device,
static int acpi_video_device_lcd_set_level(struct acpi_video_device *device,
return acpi_video_device_lcd_set_level(vd,
return acpi_video_device_lcd_set_level(video, level);
result = acpi_video_device_lcd_set_level(device, test_level);
result = acpi_video_device_lcd_set_level(device, level);