---
name: "ata_pack_xfermask"
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/ata_pack_xfermask"
---

# ata\_pack\_xfermask(9)

Pack pio, mwdma and udma masks into xfer\_mask

## NAME

ata\_pack\_xfermask - Pack pio, mwdma and udma masks into xfer\_mask

## SYNOPSIS

**unsigned long ata\_pack\_xfermask(unsigned long** *pio\_mask***, unsigned long** *mwdma\_mask***, unsigned long** *udma\_mask***);**

## ARGUMENTS

*pio\_mask*

pio\_mask

*mwdma\_mask*

mwdma\_mask

*udma\_mask*

udma\_mask

## DESCRIPTION

Pack *pio\_mask*, *mwdma\_mask* and *udma\_mask* into a single unsigned int xfer\_mask.

LOCKING: None.

## RETURN

Packed xfer\_mask.

## AUTHOR

**Jeff Garzik**

Author.

## COPYRIGHT