spapr: Rename xics to intc in interrupt controller agnostic code

All this code is used with both the XICS and XIVE interrupt controllers.

Signed-off-by: Greg Kurz <groug@kaod.org>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
diff --git a/include/hw/ppc/spapr.h b/include/hw/ppc/spapr.h
index a947a0a..cbd276e 100644
--- a/include/hw/ppc/spapr.h
+++ b/include/hw/ppc/spapr.h
@@ -683,7 +683,7 @@
  * "interrupt-controller" node has its "#interrupt-cells" property set to 2 (ie,
  * VIO devices, RTAS event sources and PHBs).
  */
-static inline void spapr_dt_xics_irq(uint32_t *intspec, int irq, bool is_lsi)
+static inline void spapr_dt_irq(uint32_t *intspec, int irq, bool is_lsi)
 {
     intspec[0] = cpu_to_be32(irq);
     intspec[1] = is_lsi ? cpu_to_be32(1) : 0;