Orange Pi5 kernel

/*
 * irq.c
 *
 * (C) Copyright 2007, Greg Ungerer <gerg@snapgear.com>
 *
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file COPYING in the main directory of this archive
 * for more details.
 */
 
#include <linux/types.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/kernel_stat.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/seq_file.h>
#include <asm/traps.h>
 
asmlinkage void do_IRQ(int irq, struct pt_regs *regs)
{
<------>struct pt_regs *oldregs = set_irq_regs(regs);
 
<------>irq_enter();
<------>generic_handle_irq(irq);
<------>irq_exit();
 
<------>set_irq_regs(oldregs);
}
 
 
/* The number of spurious interrupts */
atomic_t irq_err_count;
 
int arch_show_interrupts(struct seq_file *p, int prec)
{
<------>seq_printf(p, "%*s: %10u\n", prec, "ERR", atomic_read(&irq_err_count));
<------>return 0;
}