'\" t
.\"     Title: irq_chip_compose_msi_msg
.\"    Author: 
.\" Generator: DocBook XSL Stylesheets v1.79.1 <http://docbook.sf.net/>
.\"      Date: January 2017
.\"    Manual: Internal Functions Provided
.\"    Source: Kernel Hackers Manual 4.8.15
.\"  Language: English
.\"
.TH "IRQ_CHIP_COMPOSE_MSI" "9" "January 2017" "Kernel Hackers Manual 4\&.8\&." "Internal Functions Provided"
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.SH "NAME"
irq_chip_compose_msi_msg \- Componse msi message for a irq chip
.SH "SYNOPSIS"
.HP \w'int\ irq_chip_compose_msi_msg('u
.BI "int irq_chip_compose_msi_msg(struct\ irq_data\ *\ " "data" ", struct\ msi_msg\ *\ " "msg" ");"
.SH "ARGUMENTS"
.PP
\fIdata\fR
.RS 4
Pointer to interrupt specific data
.RE
.PP
\fImsg\fR
.RS 4
Pointer to the MSI message
.RE
.SH "DESCRIPTION"
.PP
For hierarchical domains we find the first chip in the hierarchy which implements the irq_compose_msi_msg callback\&. For non hierarchical we use the top level chip\&.
.SH "AUTHORS"
.PP
\fBThomas Gleixner\fR <\&tglx@linutronix.de\&>
.RS 4
Author.
.RE
.PP
\fBIngo Molnar\fR <\&mingo@elte.hu\&>
.RS 4
Author.
.RE
.SH "COPYRIGHT"
.br