---
name: "device_power_down"
section: "9"
platform: "linux"
package: "linux-manual-2.6.26"
version: "2.6.26-29"
release: "Debian 5.0 (Lenny)"
platforms: ["linux"]
url: "https://new.carta.tech/device_power_down"
---

# device\_power\_down(9)

Shut down special devices.

## NAME

device\_power\_down - Shut down special devices.

## SYNOPSIS

**int device\_power\_down(pm\_message\_t** *state***);**

## ARGUMENTS

*state*

Power state to enter.

## DESCRIPTION

Power down devices that require interrupts to be disabled and move them from the dpm\_off list to the dpm\_off\_irq list. Then power down system devices.

Must be called with interrupts disabled and only one CPU running.

## COPYRIGHT