drivers/pci/irq.c

1 // SPDX-License-Identifier: GPL-2.0
15  * pci_request_irq - allocate an interrupt line for a PCI device
17  * @nr:		device-relative interrupt vector index (0-based).
25  * @fmt:	Printf-like format string naming the handler
27  * This call allocates interrupt resources and enables the interrupt line and
48 		return -ENOMEM;  in pci_request_irq()
59  * pci_free_irq - free an interrupt allocated with pci_request_irq
61  * @nr:		device-relative interrupt vector index (0-based).
64  * Remove an interrupt handler. The handler is removed and if the interrupt
66  * ensure the interrupt is disabled on the device before calling this function.
70  * This function must not be called from interrupt context.