diff options
Diffstat (limited to 'include/asm-arm/hardirq.h')
-rw-r--r-- | include/asm-arm/hardirq.h | 32 |
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 | |||
9 | typedef 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 */ | ||