---
name: "pci_enable_device_io"
section: "9"
platform: "linux"
package: "linux-manual-4.9"
version: "4.9.228-1"
release: "Debian 9 (Stretch)"
platforms: ["linux"]
url: "https://new.carta.tech/pci_enable_device_io"
---

# pci\_enable\_device\_io(9)

Initialize a device for use with IO space

## NAME

pci\_enable\_device\_io - Initialize a device for use with IO space

## SYNOPSIS

**int pci\_enable\_device\_io(struct pci\_dev \*** *dev***);**

## ARGUMENTS

*dev*

PCI device to be initialized

## DESCRIPTION

Initialize device before it's used by a driver. Ask low-level code to enable I/O resources. Wake up the device if it was suspended. Beware, this function can fail.

## COPYRIGHT