'\" t
.\"     Title: ata_sg_setup
.\"    Author: 
.\" Generator: DocBook XSL Stylesheets v1.79.1 <http://docbook.sf.net/>
.\"      Date: January 2017
.\"    Manual: libata Core Internals
.\"    Source: Kernel Hackers Manual 4.8.15
.\"  Language: English
.\"
.TH "ATA_SG_SETUP" "9" "January 2017" "Kernel Hackers Manual 4\&.8\&." "libata Core Internals"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
.\" http://bugs.debian.org/507673
.\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html
.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
.ie \n(.g .ds Aq \(aq
.el       .ds Aq '
.\" -----------------------------------------------------------------
.\" * set default formatting
.\" -----------------------------------------------------------------
.\" disable hyphenation
.nh
.\" disable justification (adjust text to left margin only)
.ad l
.\" -----------------------------------------------------------------
.\" * MAIN CONTENT STARTS HERE *
.\" -----------------------------------------------------------------
.SH "NAME"
ata_sg_setup \- DMA\-map the scatter\-gather table associated with a command\&.
.SH "SYNOPSIS"
.HP \w'int\ ata_sg_setup('u
.BI "int ata_sg_setup(struct\ ata_queued_cmd\ *\ " "qc" ");"
.SH "ARGUMENTS"
.PP
\fIqc\fR
.RS 4
Command with scatter\-gather table to be mapped\&.
.RE
.SH "DESCRIPTION"
.PP
DMA\-map the scatter\-gather table associated with queued_cmd
\fIqc\fR\&.
.PP
LOCKING: spin_lock_irqsave(host lock)
.SH "RETURN"
.PP
Zero on success, negative on error\&.
.SH "AUTHOR"
.PP
\fBJeff Garzik\fR
.RS 4
Author.
.RE
.SH "COPYRIGHT"
.br