14baa9922SRussell King #ifndef __ASM_HARDIRQ_H 24baa9922SRussell King #define __ASM_HARDIRQ_H 34baa9922SRussell King 44baa9922SRussell King #include <linux/cache.h> 54baa9922SRussell King #include <linux/threads.h> 64baa9922SRussell King #include <asm/irq.h> 74baa9922SRussell King 84a88abd7SRussell King #define NR_IPI 5 94a88abd7SRussell King 104baa9922SRussell King typedef struct { 114baa9922SRussell King unsigned int __softirq_pending; 12ec405ea9SRussell King #ifdef CONFIG_LOCAL_TIMERS 134baa9922SRussell King unsigned int local_timer_irqs; 14ec405ea9SRussell King #endif 15cab8c6f3SRussell King #ifdef CONFIG_SMP 164a88abd7SRussell King unsigned int ipi_irqs[NR_IPI]; 17cab8c6f3SRussell King #endif 184baa9922SRussell King } ____cacheline_aligned irq_cpustat_t; 194baa9922SRussell King 204baa9922SRussell King #include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */ 214baa9922SRussell King 2246c48f22SRussell King #define __inc_irq_stat(cpu, member) __IRQ_STAT(cpu, member)++ 2346c48f22SRussell King #define __get_irq_stat(cpu, member) __IRQ_STAT(cpu, member) 2446c48f22SRussell King 2527ada410SMagnus Damm #if NR_IRQS > 512 2627ada410SMagnus Damm #define HARDIRQ_BITS 10 2727ada410SMagnus Damm #elif NR_IRQS > 256 284baa9922SRussell King #define HARDIRQ_BITS 9 294baa9922SRussell King #else 304baa9922SRussell King #define HARDIRQ_BITS 8 314baa9922SRussell King #endif 324baa9922SRussell King 334baa9922SRussell King /* 344baa9922SRussell King * The hardirq mask has to be large enough to have space 354baa9922SRussell King * for potentially all IRQ sources in the system nesting 364baa9922SRussell King * on a single CPU: 374baa9922SRussell King */ 384baa9922SRussell King #if (1 << HARDIRQ_BITS) < NR_IRQS 394baa9922SRussell King # error HARDIRQ_BITS is too low! 404baa9922SRussell King #endif 414baa9922SRussell King 424baa9922SRussell King #define __ARCH_IRQ_EXIT_IRQS_DISABLED 1 434baa9922SRussell King 444baa9922SRussell King #endif /* __ASM_HARDIRQ_H */ 45