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.TH "PCI_SET_MWI" "" "06 October 2005" "" ""

.SH NAME
pci_set_mwi \- enables memory-write-invalidate PCI transaction
.SH SYNOPSIS
"SYNOPSIS"
.sp
\fB
.sp
int pci_set_mwi  (struct pci_dev * \fIdev\fB);
\fR
.SH "ARGUMENTS"
.TP
\fB\fIdev\fB\fR
the PCI device for which MWI is enabled
.SH "DESCRIPTION"
.PP
Enables the Memory-Write-Invalidate transaction in PCI_COMMAND,
and then calls \fIpcibios_set_mwi\fR to do the needed arch specific
operations or a generic mwi-prep function.
.SH "RETURNS"
.PP
An appropriate -ERRNO error value on error, or zero for success.