other versions
- stretch 4.9.168-1
| PCI_TRY_SET_MWI(9) | Hardware Interfaces | PCI_TRY_SET_MWI(9) |
NAME¶
pci_try_set_mwi - enables memory-write-invalidate PCI transactionSYNOPSIS¶
int pci_try_set_mwi(struct pci_dev * dev);
ARGUMENTS¶
devthe 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¶
| April 2019 | Kernel Hackers Manual 4.9. |