nvme_set_features_auto_pst - Man Page

int nvme_set_features_auto_pst (int fd , bool apste , bool save , struct nvme_feat_auto_pst *apst , __u32 *result );

fd

File descriptor of nvme device

apste

Autonomous Power State Transition Enable

save

Save value across power states

apst

Autonomous Power State Transition

result

The command completion result from CQE dword0

The nvme command status if a response was received (see enum nvme_status_field) or -1 with errno set otherwise.