'\" t
.\"     Title: piix_check_450nx_errata
.\"    Author: 
.\" Generator: DocBook XSL Stylesheets v1.78.1 <http://docbook.sf.net/>
.\"      Date: January 2017
.\"    Manual: ata_piix Internals
.\"    Source: Kernel Hackers Manual 4.8.15
.\"  Language: English
.\"
.TH "PIIX_CHECK_450NX_ERR" "9" "January 2017" "Kernel Hackers Manual 4\&.8\&." "ata_piix Internals"
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.SH "NAME"
piix_check_450nx_errata \- Check for problem 450NX setup
.SH "SYNOPSIS"
.HP \w'int\ piix_check_450nx_errata('u
.BI "int piix_check_450nx_errata(struct\ pci_dev\ *\ " "ata_dev" ");"
.SH "ARGUMENTS"
.PP
\fIata_dev\fR
.RS 4
the PCI device to check
.RE
.SH "DESCRIPTION"
.PP
Check for the present of 450NX errata #19 and errata #25\&. If they are found return an error code so we can turn off DMA
.SH "AUTHOR"
.PP
\fBJeff Garzik\fR
.RS 4
Author.
.RE
.SH "COPYRIGHT"
.br