level_next 1423 drivers/acpi/acpi_video.c unsigned long long level_current, level_next; level_next 1440 drivers/acpi/acpi_video.c level_next = acpi_video_get_next_level(device, level_current, event); level_next 1442 drivers/acpi/acpi_video.c result = acpi_video_device_lcd_set_level(device, level_next);