pci_msi_enabled(9) centos man page | unix.com

PCI_MSI_ENABLED(9)						Hardware Interfaces						PCI_MSI_ENABLED(9)

NAME
       pci_msi_enabled - is MSI enabled?

SYNOPSIS
       int pci_msi_enabled(void);

ARGUMENTS
       void
	   no arguments

DESCRIPTION
       Returns true if MSI has not been disabled by the command-line option pci=nomsi.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014							PCI_MSI_ENABLED(9)