.TH "libnvme" 2 "enum nvme_id_ctrl_ctratt" "October 2026" "API Manual" LINUX
.SH NAME
enum nvme_id_ctrl_ctratt \- Controller attributes
.SH SYNOPSIS
enum nvme_id_ctrl_ctratt {
.br
.BI "    NVME_CTRL_CTRATT_HIDS_SHIFT"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_NOPSPM_SHIFT"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_NSETS_SHIFT"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_RRLVLS_SHIFT"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_EGS_SHIFT"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_PLM_SHIFT"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_TBKAS_SHIFT"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_NG_SHIFT"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_SQA_SHIFT"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_ULIST_SHIFT"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_MDS_SHIFT"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_FCM_SHIFT"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_VCM_SHIFT"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_DEG_SHIFT"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_DNVMS_SHIFT"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_ELBAS_SHIFT"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_MEM_SHIFT"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_HMBR_SHIFT"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_RHII_SHIFT"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_FDPS_SHIFT"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_PLS_SHIFT"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_PMS_SHIFT"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_VMS_SHIFT"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_IIELLSS_SHIFT"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_HIDS_MASK"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_NOPSPM_MASK"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_NSETS_MASK"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_RRLVLS_MASK"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_EGS_MASK"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_PLM_MASK"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_TBKAS_MASK"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_NG_MASK"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_SQA_MASK"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_ULIST_MASK"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_MDS_MASK"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_FCM_MASK"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_VCM_MASK"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_DEG_MASK"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_DNVMS_MASK"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_ELBAS_MASK"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_MEM_MASK"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_HMBR_MASK"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_RHII_MASK"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_FDPS_MASK"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_PLS_MASK"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_PMS_MASK"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_VMS_MASK"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_IIELLSS_MASK"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_128_ID"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_NON_OP_PSP"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_NVM_SETS"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_READ_RECV_LVLS"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_ENDURANCE_GROUPS"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_PREDICTABLE_LAT"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_TBKAS"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_NAMESPACE_GRANULARITY"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_SQ_ASSOCIATIONS"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_UUID_LIST"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_MDS"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_FIXED_CAP"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_VARIABLE_CAP"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_DEL_ENDURANCE_GROUPS"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_DEL_NVM_SETS"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_ELBAS"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_MEM"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_HMBR"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_RHII"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_FDPS"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_PLS"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_PMS"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_VMS"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_IIELLSS"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_IIELLSS_POWER_STATE"
, 
.br
.br
.BI "    NVME_CTRL_CTRATT_IIELLSS_GLOBAL"

};
.SH Constants
.IP "NVME_CTRL_CTRATT_HIDS_SHIFT" 12
HIDS shift
.IP "NVME_CTRL_CTRATT_NOPSPM_SHIFT" 12
NOPSPM shift
.IP "NVME_CTRL_CTRATT_NSETS_SHIFT" 12
NSETS shift
.IP "NVME_CTRL_CTRATT_RRLVLS_SHIFT" 12
RRLVLS shift
.IP "NVME_CTRL_CTRATT_EGS_SHIFT" 12
EGS shift
.IP "NVME_CTRL_CTRATT_PLM_SHIFT" 12
PLM shift
.IP "NVME_CTRL_CTRATT_TBKAS_SHIFT" 12
TBKAS shift
.IP "NVME_CTRL_CTRATT_NG_SHIFT" 12
NG shift
.IP "NVME_CTRL_CTRATT_SQA_SHIFT" 12
SQA shift
.IP "NVME_CTRL_CTRATT_ULIST_SHIFT" 12
ULIST shift
.IP "NVME_CTRL_CTRATT_MDS_SHIFT" 12
MDS shift
.IP "NVME_CTRL_CTRATT_FCM_SHIFT" 12
FCM shift
.IP "NVME_CTRL_CTRATT_VCM_SHIFT" 12
VCM shift
.IP "NVME_CTRL_CTRATT_DEG_SHIFT" 12
DEG shift
.IP "NVME_CTRL_CTRATT_DNVMS_SHIFT" 12
DNVMS shift
.IP "NVME_CTRL_CTRATT_ELBAS_SHIFT" 12
ELBAS shift
.IP "NVME_CTRL_CTRATT_MEM_SHIFT" 12
MEM shift
.IP "NVME_CTRL_CTRATT_HMBR_SHIFT" 12
HMBR shift
.IP "NVME_CTRL_CTRATT_RHII_SHIFT" 12
RHII shift
.IP "NVME_CTRL_CTRATT_FDPS_SHIFT" 12
FDPS shift
.IP "NVME_CTRL_CTRATT_PLS_SHIFT" 12
PLS shift
.IP "NVME_CTRL_CTRATT_PMS_SHIFT" 12
PMS shift
.IP "NVME_CTRL_CTRATT_VMS_SHIFT" 12
VMS shift
.IP "NVME_CTRL_CTRATT_IIELLSS_SHIFT" 12
IIELLSS shift
.IP "NVME_CTRL_CTRATT_HIDS_MASK" 12
HIDS mask
.IP "NVME_CTRL_CTRATT_NOPSPM_MASK" 12
NOPSPM mask
.IP "NVME_CTRL_CTRATT_NSETS_MASK" 12
NSETS mask
.IP "NVME_CTRL_CTRATT_RRLVLS_MASK" 12
RRLVLS mask
.IP "NVME_CTRL_CTRATT_EGS_MASK" 12
EGS mask
.IP "NVME_CTRL_CTRATT_PLM_MASK" 12
PLM mask
.IP "NVME_CTRL_CTRATT_TBKAS_MASK" 12
TBKAS mask
.IP "NVME_CTRL_CTRATT_NG_MASK" 12
NG mask
.IP "NVME_CTRL_CTRATT_SQA_MASK" 12
SQA mask
.IP "NVME_CTRL_CTRATT_ULIST_MASK" 12
ULIST mask
.IP "NVME_CTRL_CTRATT_MDS_MASK" 12
MDS mask
.IP "NVME_CTRL_CTRATT_FCM_MASK" 12
FCM mask
.IP "NVME_CTRL_CTRATT_VCM_MASK" 12
VCM mask
.IP "NVME_CTRL_CTRATT_DEG_MASK" 12
DEG mask
.IP "NVME_CTRL_CTRATT_DNVMS_MASK" 12
DNVMS mask
.IP "NVME_CTRL_CTRATT_ELBAS_MASK" 12
ELBAS mask
.IP "NVME_CTRL_CTRATT_MEM_MASK" 12
MEM mask
.IP "NVME_CTRL_CTRATT_HMBR_MASK" 12
HMBR mask
.IP "NVME_CTRL_CTRATT_RHII_MASK" 12
RHII mask
.IP "NVME_CTRL_CTRATT_FDPS_MASK" 12
FDPS mask
.IP "NVME_CTRL_CTRATT_PLS_MASK" 12
PLS mask
.IP "NVME_CTRL_CTRATT_PMS_MASK" 12
PMS mask
.IP "NVME_CTRL_CTRATT_VMS_MASK" 12
VMS mask
.IP "NVME_CTRL_CTRATT_IIELLSS_MASK" 12
IIELLSS mask
.IP "NVME_CTRL_CTRATT_128_ID" 12
128-bit Host Identifier supported
.IP "NVME_CTRL_CTRATT_NON_OP_PSP" 12
Non-Operational Poser State Permissive Mode
supported
.IP "NVME_CTRL_CTRATT_NVM_SETS" 12
NVM Sets supported
.IP "NVME_CTRL_CTRATT_READ_RECV_LVLS" 12
Read Recovery Levels supported
.IP "NVME_CTRL_CTRATT_ENDURANCE_GROUPS" 12
Endurance Groups supported
.IP "NVME_CTRL_CTRATT_PREDICTABLE_LAT" 12
Predictable Latency Mode supported
.IP "NVME_CTRL_CTRATT_TBKAS" 12
Traffic Based Keep Alive Support
.IP "NVME_CTRL_CTRATT_NAMESPACE_GRANULARITY" 12
Namespace Granularity reporting
supported
.IP "NVME_CTRL_CTRATT_SQ_ASSOCIATIONS" 12
SQ Associations supported
.IP "NVME_CTRL_CTRATT_UUID_LIST" 12
UUID List reporting supported
.IP "NVME_CTRL_CTRATT_MDS" 12
Multi-Domain Subsystem supported
.IP "NVME_CTRL_CTRATT_FIXED_CAP" 12
Fixed Capacity Management  supported
.IP "NVME_CTRL_CTRATT_VARIABLE_CAP" 12
Variable Capacity Management supported
.IP "NVME_CTRL_CTRATT_DEL_ENDURANCE_GROUPS" 12
Delete Endurance Groups supported
.IP "NVME_CTRL_CTRATT_DEL_NVM_SETS" 12
Delete NVM Sets supported
.IP "NVME_CTRL_CTRATT_ELBAS" 12
Extended LBA Formats supported
.IP "NVME_CTRL_CTRATT_MEM" 12
MDTS and Size Limits Exclude Metadata supported
.IP "NVME_CTRL_CTRATT_HMBR" 12
HMB Restrict Non-Operational Power State Access
.IP "NVME_CTRL_CTRATT_RHII" 12
Reservations and Host Identifier Interaction
.IP "NVME_CTRL_CTRATT_FDPS" 12
Flexible Data Placement supported
.IP "NVME_CTRL_CTRATT_PLS" 12
Power Limit Support
.IP "NVME_CTRL_CTRATT_PMS" 12
Power Measurement Support
.IP "NVME_CTRL_CTRATT_VMS" 12
Voltage Measurement Support
.IP "NVME_CTRL_CTRATT_IIELLSS" 12
Idle I/O Exit Latency Limit Support and Scope
.IP "NVME_CTRL_CTRATT_IIELLSS_POWER_STATE" 12
Each operational power state scope
.IP "NVME_CTRL_CTRATT_IIELLSS_GLOBAL" 12
All operational power states scope