DOKK / manpages / debian 12 / libnvme-dev / nvme_get_features_power_mgmt.2.en
nvme_get_features_power_mgmt(2) libnvme API manual nvme_get_features_power_mgmt(2)

nvme_get_features_power_mgmt - Get power management feature

int nvme_get_features_power_mgmt (int fd , enum nvme_get_features_sel sel , __u32 *result );

File descriptor of nvme device
Select which type of attribute to return, see enum nvme_get_features_sel
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.

nvme_get_features_power_mgmt January 2023