kernel/irq/settings.h

   1 /*
   2  * Internal header to deal with irq_desc->status which will be renamed
   3  * to irq_desc->settings.
   4  */
   5 enum {
   6         _IRQ_DEFAULT_INIT_FLAGS = IRQ_DEFAULT_INIT_FLAGS,
   7         _IRQ_PER_CPU            = IRQ_PER_CPU,
   8         _IRQ_LEVEL              = IRQ_LEVEL,
   9         _IRQ_NO_BALANCING       = IRQ_NO_BALANCING,
  10         _IRQF_MODIFY_MASK       = IRQF_MODIFY_MASK,
  11 };
  12
  13 #undef IRQ_INPROGRESS
  14 #define IRQ_INPROGRESS          GOT_YOU_MORON
  15 #undef IRQ_REPLAY
  16 #define IRQ_REPLAY              GOT_YOU_MORON
  17 #undef IRQ_WAITING
  18 #define IRQ_WAITING             GOT_YOU_MORON
  19 #undef IRQ_DISABLED
  20 #define IRQ_DISABLED            GOT_YOU_MORON
  21 #undef IRQ_PENDING
  22 #define IRQ_PENDING             GOT_YOU_MORON
  23 #undef IRQ_MASKED
  24 #define IRQ_MASKED              GOT_YOU_MORON
  25 #undef IRQ_WAKEUP
  26 #define IRQ_WAKEUP              GOT_YOU_MORON
  27 #undef IRQ_MOVE_PENDING
  28 #define IRQ_MOVE_PENDING        GOT_YOU_MORON
  29 #undef IRQ_PER_CPU
  30 #define IRQ_PER_CPU             GOT_YOU_MORON
  31 #undef IRQ_NO_BALANCING
  32 #define IRQ_NO_BALANCING        GOT_YOU_MORON
  33 #undef IRQ_AFFINITY_SET
  34 #define IRQ_AFFINITY_SET        GOT_YOU_MORON
  35 #undef IRQ_LEVEL
  36 #define IRQ_LEVEL               GOT_YOU_MORON
  37 #undef IRQF_MODIFY_MASK
  38 #define IRQF_MODIFY_MASK        GOT_YOU_MORON
  39
  40 static inline void
  41 irq_settings_clr_and_set(struct irq_desc *desc, u32 clr, u32 set)
  42 {
  43         desc->status &= ~(clr & _IRQF_MODIFY_MASK);
  44         desc->status |= (set & _IRQF_MODIFY_MASK);
  45 }
  46
  47 static inline bool irq_settings_is_per_cpu(struct irq_desc *desc)
  48 {
  49         return desc->status & _IRQ_PER_CPU;
  50 }
  51
  52 static inline void irq_settings_set_per_cpu(struct irq_desc *desc)
  53 {
  54         desc->status |= _IRQ_PER_CPU;
  55 }
  56
  57 static inline void irq_settings_set_no_balancing(struct irq_desc *desc)
  58 {
  59         desc->status |= _IRQ_NO_BALANCING;
  60 }
  61
  62 static inline bool irq_settings_has_no_balance_set(struct irq_desc *desc)
  63 {
  64         return desc->status & _IRQ_NO_BALANCING;
  65 }
  66
  67 static inline u32 irq_settings_get_trigger_mask(struct irq_desc *desc)
  68 {
  69         return desc->status & IRQ_TYPE_SENSE_MASK;
  70 }
  71
  72 static inline void
  73 irq_settings_set_trigger_mask(struct irq_desc *desc, u32 mask)
  74 {
  75         desc->status &= ~IRQ_TYPE_SENSE_MASK;
  76         desc->status |= mask & IRQ_TYPE_SENSE_MASK;
  77 }
  78
  79 static inline bool irq_settings_is_level(struct irq_desc *desc)
  80 {
  81         return desc->status & _IRQ_LEVEL;
  82 }
  83
  84 static inline void irq_settings_clr_level(struct irq_desc *desc)
  85 {
  86         desc->status &= ~_IRQ_LEVEL;
  87 }
  88
  89 static inline void irq_settings_set_level(struct irq_desc *desc)
  90 {
  91         desc->status |= _IRQ_LEVEL;
  92 }