NAME
pci_set_mwi - enables memory-write-invalidate PCI transaction
SYNOPSIS
int pci_set_mwi (struct pci_dev *dev);
ARGUMENTS
dev the PCI device for which MWI is enabled
DESCRIPTION
Enables the Memory-Write-Invalidate transaction in PCI_COMMAND, and
then calls pcibios_set_mwi to do the needed arch specific operations or
a generic mwi-prep function.
RETURNS
An appriopriate -ERRNO error value on eror, or zero for success.