soc/intel/common/irq: Add function to return IRQ for PCI devfn

The IRQ for a single device may be required elsewhere, therefore provide
get_pci_devfn_irq.

BUG=b:130217151, b:171580862, b:176858827

Change-Id: Ibebd821767a2698c9e60b09eeeff3bb596359728
Signed-off-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/55826
Reviewed-by: Furquan Shaikh <furquan@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

0 files changed, 0 insertions, 0 deletions