pcie_set_mps(9) centos man page | unix.com

PCIE_SET_MPS(9) 						Hardware Interfaces						   PCIE_SET_MPS(9)

NAME
       pcie_set_mps - set PCI Express maximum payload size

SYNOPSIS
       int pcie_set_mps(struct pci_dev * dev, int mps);

ARGUMENTS
       dev
	   PCI device to query

       mps
	   maximum payload size in bytes valid values are 128, 256, 512, 1024, 2048, 4096

DESCRIPTION
       If possible sets maximum payload size

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014							   PCIE_SET_MPS(9)