| 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.
RETURNS¶
An appropriate -ERRNO error value on error, or zero for success.
COPYRIGHT¶
| June 2024 | Kernel Hackers Manual 3.10 |