Book a Demo!
CoCalc Logo Icon
StoreFeaturesDocsShareSupportNewsAboutPoliciesSign UpSign In
awilliam
GitHub Repository: awilliam/linux-vfio
Path: blob/master/arch/xtensa/include/asm/irq.h
15126 views
1
/*
2
* include/asm-xtensa/irq.h
3
*
4
* This file is subject to the terms and conditions of the GNU General Public
5
* License. See the file "COPYING" in the main directory of this archive
6
* for more details.
7
*
8
* Copyright (C) 2001 - 2005 Tensilica Inc.
9
*/
10
11
#ifndef _XTENSA_IRQ_H
12
#define _XTENSA_IRQ_H
13
14
#include <linux/init.h>
15
#include <platform/hardware.h>
16
#include <variant/core.h>
17
18
#ifdef CONFIG_VARIANT_IRQ_SWITCH
19
#include <variant/irq.h>
20
#else
21
static inline void variant_irq_enable(unsigned int irq) { }
22
static inline void variant_irq_disable(unsigned int irq) { }
23
#endif
24
25
#ifndef VARIANT_NR_IRQS
26
# define VARIANT_NR_IRQS 0
27
#endif
28
#ifndef PLATFORM_NR_IRQS
29
# define PLATFORM_NR_IRQS 0
30
#endif
31
#define XTENSA_NR_IRQS XCHAL_NUM_INTERRUPTS
32
#define NR_IRQS (XTENSA_NR_IRQS + VARIANT_NR_IRQS + PLATFORM_NR_IRQS)
33
34
#if VARIANT_NR_IRQS == 0
35
static inline void variant_init_irq(void) { }
36
#else
37
void variant_init_irq(void) __init;
38
#endif
39
40
static __inline__ int irq_canonicalize(int irq)
41
{
42
return (irq);
43
}
44
45
struct irqaction;
46
47
#endif /* _XTENSA_IRQ_H */
48
49