aboutsummaryrefslogtreecommitdiffstats
path: root/include/asm-arm/hardirq.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-arm/hardirq.h')
-rw-r--r--include/asm-arm/hardirq.h32
1 files changed, 32 insertions, 0 deletions
diff --git a/include/asm-arm/hardirq.h b/include/asm-arm/hardirq.h
new file mode 100644
index 000000000000..e5ccb6b8ff83
--- /dev/null
+++ b/include/asm-arm/hardirq.h
@@ -0,0 +1,32 @@
1#ifndef __ASM_HARDIRQ_H
2#define __ASM_HARDIRQ_H
3
4#include <linux/config.h>
5#include <linux/cache.h>
6#include <linux/threads.h>
7#include <asm/irq.h>
8
9typedef struct {
10 unsigned int __softirq_pending;
11} ____cacheline_aligned irq_cpustat_t;
12
13#include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */
14
15#if NR_IRQS > 256
16#define HARDIRQ_BITS 9
17#else
18#define HARDIRQ_BITS 8
19#endif
20
21/*
22 * The hardirq mask has to be large enough to have space
23 * for potentially all IRQ sources in the system nesting
24 * on a single CPU:
25 */
26#if (1 << HARDIRQ_BITS) < NR_IRQS
27# error HARDIRQ_BITS is too low!
28#endif
29
30#define __ARCH_IRQ_EXIT_IRQS_DISABLED 1
31
32#endif /* __ASM_HARDIRQ_H */