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Linux kernel mirror (for testing)
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kernel
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linux
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __ASM_SH_IRQ_H
3#define __ASM_SH_IRQ_H
4
5#include <linux/cpumask.h>
6#include <asm/machvec.h>
7
8/*
9 * This is a special IRQ number for indicating that no IRQ has been
10 * triggered and to simply ignore the IRQ dispatch. This is a special
11 * case that can happen with IRQ auto-distribution when multiple CPUs
12 * are woken up and signalled in parallel.
13 */
14#define NO_IRQ_IGNORE ((unsigned int)-1)
15
16/*
17 * PINT IRQs
18 */
19void make_imask_irq(unsigned int irq);
20
21static inline int generic_irq_demux(int irq)
22{
23 return irq;
24}
25
26#define irq_demux(irq) sh_mv.mv_irq_demux(irq)
27
28void init_IRQ(void);
29void migrate_irqs(void);
30
31asmlinkage int do_IRQ(unsigned int irq, struct pt_regs *regs);
32
33#ifdef CONFIG_IRQSTACKS
34extern void irq_ctx_init(int cpu);
35extern void irq_ctx_exit(int cpu);
36#else
37# define irq_ctx_init(cpu) do { } while (0)
38# define irq_ctx_exit(cpu) do { } while (0)
39#endif
40
41#ifdef CONFIG_INTC_BALANCING
42extern unsigned int irq_lookup(unsigned int irq);
43extern void irq_finish(unsigned int irq);
44#else
45#define irq_lookup(irq) (irq)
46#define irq_finish(irq) do { } while (0)
47#endif
48
49#include <asm-generic/irq.h>
50
51#endif /* __ASM_SH_IRQ_H */