| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #ifndef __ASM_HARDIRQ_H |
| 2 | #define __ASM_HARDIRQ_H |
| 3 | |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4 | #include <linux/cache.h> |
| 5 | #include <linux/threads.h> |
| 6 | #include <asm/irq.h> |
| 7 | |
| 8 | typedef struct { |
| 9 | unsigned int __softirq_pending; |
| Russell King | ec405ea | 2010-11-15 13:38:06 +0000 | [diff] [blame] | 10 | #ifdef CONFIG_LOCAL_TIMERS |
| Russell King | 37ee16a | 2005-11-08 19:08:05 +0000 | [diff] [blame] | 11 | unsigned int local_timer_irqs; |
| Russell King | ec405ea | 2010-11-15 13:38:06 +0000 | [diff] [blame] | 12 | #endif |
| Russell King | cab8c6f | 2010-11-15 14:20:41 +0000 | [diff] [blame^] | 13 | #ifdef CONFIG_SMP |
| 14 | unsigned int ipi_irqs; |
| 15 | #endif |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 16 | } ____cacheline_aligned irq_cpustat_t; |
| 17 | |
| 18 | #include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */ |
| 19 | |
| Russell King | 46c48f2 | 2010-11-15 14:15:03 +0000 | [diff] [blame] | 20 | #define __inc_irq_stat(cpu, member) __IRQ_STAT(cpu, member)++ |
| 21 | #define __get_irq_stat(cpu, member) __IRQ_STAT(cpu, member) |
| 22 | |
| Magnus Damm | 27ada41 | 2010-05-19 09:58:27 +0100 | [diff] [blame] | 23 | #if NR_IRQS > 512 |
| 24 | #define HARDIRQ_BITS 10 |
| 25 | #elif NR_IRQS > 256 |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 26 | #define HARDIRQ_BITS 9 |
| 27 | #else |
| 28 | #define HARDIRQ_BITS 8 |
| 29 | #endif |
| 30 | |
| 31 | /* |
| 32 | * The hardirq mask has to be large enough to have space |
| 33 | * for potentially all IRQ sources in the system nesting |
| 34 | * on a single CPU: |
| 35 | */ |
| 36 | #if (1 << HARDIRQ_BITS) < NR_IRQS |
| 37 | # error HARDIRQ_BITS is too low! |
| 38 | #endif |
| 39 | |
| 40 | #define __ARCH_IRQ_EXIT_IRQS_DISABLED 1 |
| 41 | |
| 42 | #endif /* __ASM_HARDIRQ_H */ |