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| PCI_CHECK_AND_UNMASK(9) | Hardware Interfaces | PCI_CHECK_AND_UNMASK(9) |
NAME¶
pci_check_and_unmask_intx - unmask INTx if no interrupt is pendingSYNOPSIS¶
bool pci_check_and_unmask_intx(struct pci_dev * dev);
ARGUMENTS¶
struct pci_dev * devthe PCI device to operate on
DESCRIPTION¶
Check if the device dev has its INTx line asserted, unmask it if not and return true. False is returned and the mask remains active if there was still an interrupt pending.COPYRIGHT¶
| July 2017 | Kernel Hackers Manual 4.11 |