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.TH "PCI_ENABLE_MSI" "9" "09 October 2005" "" ""

.SH NAME
pci_enable_msi \- configure device's MSI capability structure
.SH SYNOPSIS
"SYNOPSIS"
.sp
\fB
.sp
int pci_enable_msi  (struct pci_dev * \fIdev\fB);
\fR
.SH "ARGUMENTS"
.TP
\fB\fIdev\fB\fR
pointer to the pci_dev data structure of MSI device function
.SH "DESCRIPTION"
.PP
Setup the MSI capability structure of device function with
a single MSI vector upon its software driver call to request for
MSI mode enabled on its hardware device function. A return of zero
indicates the successful setup of an entry zero with the new MSI
vector or non-zero for otherwise.