libnvme(9) API Manual libnvme(9)

# [NAME](#NAME)

enum nvme\_pma - Power Measurement Attributes (PMA) field

# [SYNOPSIS](#SYNOPSIS)

enum nvme\_pma {  
**NVME\_PMA\_PME\_SHIFT** ,  
**NVME\_PMA\_NCPDF\_SHIFT** ,  
**NVME\_PMA\_EPF\_SHIFT** ,  
**NVME\_PMA\_MIPWRTS\_SHIFT** ,  
**NVME\_PMA\_PHDO\_SHIFT** ,  
**NVME\_PMA\_PMT\_SHIFT** ,  
**NVME\_PMA\_PME\_MASK** ,  
**NVME\_PMA\_NCPDF\_MASK** ,  
**NVME\_PMA\_EPF\_MASK** ,  
**NVME\_PMA\_MIPWRTS\_MASK** ,  
**NVME\_PMA\_PHDO\_MASK** ,  
**NVME\_PMA\_PMT\_MASK**

};

# [Constants](#Constants)

[NVME\_PMA\_PME\_SHIFT](#NVME_PMA_PME_SHIFT)

Shift amount to get the power measurement enable

[NVME\_PMA\_NCPDF\_SHIFT](#NVME_PMA_NCPDF_SHIFT)

Shift amount to get the non-contiguous power data flag

[NVME\_PMA\_EPF\_SHIFT](#NVME_PMA_EPF_SHIFT)

Shift amount to get the estimated power flag

[NVME\_PMA\_MIPWRTS\_SHIFT](#NVME_PMA_MIPWRTS_SHIFT)

Shift amount to get the maximum interval power timestamp support

[NVME\_PMA\_PHDO\_SHIFT](#NVME_PMA_PHDO_SHIFT)

Shift amount to get the power histogram descriptor overflow

[NVME\_PMA\_PMT\_SHIFT](#NVME_PMA_PMT_SHIFT)

Shift amount to get the power measurement type

[NVME\_PMA\_PME\_MASK](#NVME_PMA_PME_MASK)

Mask to get the power measurement enable

[NVME\_PMA\_NCPDF\_MASK](#NVME_PMA_NCPDF_MASK)

Mask to get the non-contiguous power data flag

[NVME\_PMA\_EPF\_MASK](#NVME_PMA_EPF_MASK)

Mask to get the estimated power flag

[NVME\_PMA\_MIPWRTS\_MASK](#NVME_PMA_MIPWRTS_MASK)

Mask to get the maximum interval power timestamp support

[NVME\_PMA\_PHDO\_MASK](#NVME_PMA_PHDO_MASK)

Mask to get the power histogram descriptor overflow

[NVME\_PMA\_PMT\_MASK](#NVME_PMA_PMT_MASK)

Mask to get the power measurement type

enum nvme\_pma October 2026

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Document: nvme_pma-libnvme3(2) from nvme-cli 3.2-r0 (Chainguard OS)
Source: https://github.com/linux-nvme/nvme-cli