--- zzzz-none-000/linux-4.1.38/arch/arm/include/asm/smp.h	2017-01-18 18:48:06.000000000 +0000
+++ bcm63-7582-715/linux-4.1.38/arch/arm/include/asm/smp.h	2020-11-25 10:06:48.000000000 +0000
@@ -123,4 +123,9 @@
  */
 extern void smp_set_ops(struct smp_operations *);
 
+#if defined(CONFIG_BCM_ASTRA) && defined(CONFIG_BCM_KF_ASTRA)
+extern int set_ipi_handler(int ipinr, void *handler, char *desc);
+extern int clear_ipi_handler(int ipinr);
+#endif
+
 #endif /* ifndef __ASM_ARM_SMP_H */