PCI_TRY_SET_MWI(9)                     Hardware Interfaces                     PCI_TRY_SET_MWI(9)



NAME
       pci_try_set_mwi - enables memory-write-invalidate PCI transaction

SYNOPSIS
       int pci_try_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. Callers are not required
       to check the return value.

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

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                        PCI_TRY_SET_MWI(9)