---
name: "libnvme_mi_control-libnvme3"
section: "2"
platform: "linux"
package: "nvme-cli"
version: "3.2-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/libnvme_mi_control-libnvme3"
---

# libnvme\_mi\_control-libnvme3(2)

Perform a Control Primitive command

## NAME

libnvme\_mi\_control - Perform a Control Primitive command

## SYNOPSIS

**int libnvme\_mi\_control** **(struct libnvme\_mi\_ep \*ep** *,* **\_\_u8 opcode** *,* **\_\_u16 cpsp** *,* **\_\_u16 \*result\_cpsr** *);*

## ARGUMENTS

- ep

  endpoint for MI communication

- opcode

  Control Primitive opcode (using *enum nvme\_mi\_control\_opcode*)

- cpsp

  Control Primitive Specific Parameter

- result\_cpsr

  Optional field to return the result from the CPSR field

## DESCRIPTION

Perform a Control Primitive command, using the opcode specified in *opcode* Stores the result from the CPSR field in *result\_cpsr* if set.

See: *enum nvme\_mi\_control\_opcode*

## RETURN

0 on success, negative error code otherwise.