--- zzzz-none-000/linux-4.19.183/kernel/irq/resend.c	2021-03-24 10:07:39.000000000 +0000
+++ bcm63-7530ax-756/linux-4.19.183/kernel/irq/resend.c	2023-06-28 08:54:21.000000000 +0000
@@ -16,6 +16,9 @@
 #include <linux/module.h>
 #include <linux/random.h>
 #include <linux/interrupt.h>
+#if defined(CONFIG_BCM_KF_BUZZZ) && defined(CONFIG_BUZZZ_KEVT)
+#include <linux/buzzz.h>
+#endif
 
 #include "internals.h"
 
@@ -34,6 +37,9 @@
 
 	while (!bitmap_empty(irqs_resend, nr_irqs)) {
 		irq = find_first_bit(irqs_resend, nr_irqs);
+#if defined(CONFIG_BCM_KF_BUZZZ) && defined(CONFIG_BUZZZ_KEVT)
+		BUZZZ_KNL3(IRQ_RESEND, irq, 0);
+#endif
 		clear_bit(irq, irqs_resend);
 		desc = irq_to_desc(irq);
 		if (!desc)
@@ -56,6 +62,9 @@
  */
 void check_irq_resend(struct irq_desc *desc)
 {
+#if defined(CONFIG_BCM_KF_BUZZZ) && defined(CONFIG_BUZZZ_KEVT)
+	BUZZZ_KNL3(IRQ_CHECK, desc->irq_data.irq, 0);
+#endif
 	/*
 	 * We do not resend level type interrupts. Level type
 	 * interrupts are resent by hardware when they are still