libnvme(9) API Manual libnvme(9) NAME enum nvme_id_ctrl_apsta - Flags indicating the attributes of the autonomous power state transition feature. SYNOPSIS enum nvme_id_ctrl_apsta { NVME_CTRL_APSTA_APST }; Constants NVME_CTRL_APSTA_APST If set, then the controller supports autonomous power state transitions. October 2026 enum nvme_id_ctrl_apsta libnvme(9)