From 234faf40fadd97dcf2f59985f43f01dc20e97d34 Mon Sep 17 00:00:00 2001
From: Huang Yiwei <quic_hyiwei@quicinc.com>
Date: Mon, 6 Feb 2023 17:44:15 +0800
Subject: [PATCH] ANDROID: irq: Add vendor data field to struct irq_desc

Add vendor data field to struct irq_desc to track the irq count
growth, vendor module can store the current count value and
calculate the delta in next scan cycle, helpful to enhance irq
performance and debug irq related issues.

Bug: 267983545
Change-Id: I6b4c12aeaa09ee133918870772833a777190dccc
Signed-off-by: Huang Yiwei <quic_hyiwei@quicinc.com>
---
 include/linux/irqdesc.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/linux/irqdesc.h b/include/linux/irqdesc.h
index 844a8e30e6de..e4b51ed4211b 100644
--- a/include/linux/irqdesc.h
+++ b/include/linux/irqdesc.h
@@ -5,6 +5,7 @@
 #include <linux/rcupdate.h>
 #include <linux/kobject.h>
 #include <linux/mutex.h>
+#include <linux/android_vendor.h>
 
 /*
  * Core internal functions to deal with irq descriptors
@@ -102,6 +103,7 @@ struct irq_desc {
 	int			parent_irq;
 	struct module		*owner;
 	const char		*name;
+	ANDROID_VENDOR_DATA(1);
 } ____cacheline_internodealigned_in_smp;
 
 #ifdef CONFIG_SPARSE_IRQ