Switch from using a custom LEGACY_IRQ_NUM macro to the generic PCI_NUM_INTX
definition for the number of INTx interrupts.
Signed-off-by: NPaul Burton <paul.burton@imgtec.com>
Signed-off-by: NBjorn Helgaas <bhelgaas@google.com>
Reviewed-by: NThomas Petazzoni <thomas.petazzoni@free-electrons.com>