hardirq.h 1.3 KB

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  1. /*
  2. * Copyright (C) 2012 ARM Ltd.
  3. *
  4. * This program is free software; you can redistribute it and/or modify
  5. * it under the terms of the GNU General Public License version 2 as
  6. * published by the Free Software Foundation.
  7. *
  8. * This program is distributed in the hope that it will be useful,
  9. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  11. * GNU General Public License for more details.
  12. *
  13. * You should have received a copy of the GNU General Public License
  14. * along with this program. If not, see <http://www.gnu.org/licenses/>.
  15. */
  16. #ifndef __ASM_HARDIRQ_H
  17. #define __ASM_HARDIRQ_H
  18. #include <linux/cache.h>
  19. #include <linux/threads.h>
  20. #include <asm/irq.h>
  21. #define NR_IPI 5
  22. typedef struct {
  23. unsigned int __softirq_pending;
  24. unsigned int ipi_irqs[NR_IPI];
  25. } ____cacheline_aligned irq_cpustat_t;
  26. #include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */
  27. #define __inc_irq_stat(cpu, member) __IRQ_STAT(cpu, member)++
  28. #define __get_irq_stat(cpu, member) __IRQ_STAT(cpu, member)
  29. u64 smp_irq_stat_cpu(unsigned int cpu);
  30. #define arch_irq_stat_cpu smp_irq_stat_cpu
  31. #define __ARCH_IRQ_EXIT_IRQS_DISABLED 1
  32. static inline void ack_bad_irq(unsigned int irq)
  33. {
  34. extern unsigned long irq_err_count;
  35. irq_err_count++;
  36. }
  37. #endif /* __ASM_HARDIRQ_H */