arch/riscv/kernel/irq.c


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// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (C) 2012 Regents of the University of California
 * Copyright (C) 2017 SiFive
 * Copyright (C) 2018 Christoph Hellwig
 */

#include <linux/interrupt.h>
#include <linux/irqchip.h>
#include <linux/seq_file.h>
#include <asm/smp.h>

int arch_show_interrupts(struct seq_file *p, int prec)
{
	show_ipi_stats(p, prec);
	return 0;
}

asmlinkage __visible void __irq_entry do_IRQ(struct pt_regs *regs)
{
	if (handle_arch_irq)
		handle_arch_irq(regs);
}

void __init init_IRQ(void)
{
	irqchip_init();
	if (!handle_arch_irq)
		panic("No interrupt controller found.");
}