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PCI_SET_CACHELINE_SI(9) Hardware Interfaces PCI_SET_CACHELINE_SI(9)

NAME

pci_set_cacheline_size - ensure the CACHE_LINE_SIZE register is programmed

SYNOPSIS

int pci_set_cacheline_size(struct pci_dev * dev);

ARGUMENTS

dev
the PCI device for which MWI is to be enabled

DESCRIPTION

Helper function for pci_set_mwi. Originally copied from drivers/net/acenic.c. Copyright 1998-2001 by Jes Sorensen, <jes trained-monkey.org>.

RETURNS

An appropriate -ERRNO error value on error, or zero for success.

COPYRIGHT

March 2016 Kernel Hackers Manual 3.2.