arch/s390/include/asm/irq.h

   1 #ifndef _ASM_IRQ_H
   2 #define _ASM_IRQ_H
   3
   4 #include <linux/hardirq.h>
   5 #include <linux/types.h>
   6
   7 enum interruption_class {
   8         EXTERNAL_INTERRUPT,
   9         IO_INTERRUPT,
  10         EXTINT_CLK,
  11         EXTINT_EXC,
  12         EXTINT_EMS,
  13         EXTINT_TMR,
  14         EXTINT_TLA,
  15         EXTINT_PFL,
  16         EXTINT_DSD,
  17         EXTINT_VRT,
  18         EXTINT_SCP,
  19         EXTINT_IUC,
  20         EXTINT_CMS,
  21         EXTINT_CMC,
  22         EXTINT_CMR,
  23         IOINT_CIO,
  24         IOINT_QAI,
  25         IOINT_DAS,
  26         IOINT_C15,
  27         IOINT_C70,
  28         IOINT_TAP,
  29         IOINT_VMR,
  30         IOINT_LCS,
  31         IOINT_CLW,
  32         IOINT_CTC,
  33         IOINT_APB,
  34         IOINT_ADM,
  35         IOINT_CSC,
  36         IOINT_PCI,
  37         IOINT_MSI,
  38         IOINT_VIR,
  39         NMI_NMI,
  40         NR_IRQS,
  41 };
  42
  43 struct ext_code {
  44         unsigned short subcode;
  45         unsigned short code;
  46 };
  47
  48 typedef void (*ext_int_handler_t)(struct ext_code, unsigned int, unsigned long);
  49
  50 int register_external_interrupt(u16 code, ext_int_handler_t handler);
  51 int unregister_external_interrupt(u16 code, ext_int_handler_t handler);
  52 void service_subclass_irq_register(void);
  53 void service_subclass_irq_unregister(void);
  54 void measurement_alert_subclass_register(void);
  55 void measurement_alert_subclass_unregister(void);
  56
  57 #ifdef CONFIG_LOCKDEP
  58 #  define disable_irq_nosync_lockdep(irq)       disable_irq_nosync(irq)
  59 #  define disable_irq_nosync_lockdep_irqsave(irq, flags) \
  60                                                 disable_irq_nosync(irq)
  61 #  define disable_irq_lockdep(irq)              disable_irq(irq)
  62 #  define enable_irq_lockdep(irq)               enable_irq(irq)
  63 #  define enable_irq_lockdep_irqrestore(irq, flags) \
  64                                                 enable_irq(irq)
  65 #endif
  66
  67 #endif /* _ASM_IRQ_H */