pci_try_set_mwi (9) - Linux Man Pages

pci_try_set_mwi: enables memory-write-invalidate PCI transaction

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.

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