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_NO_BALANCING       = IRQ_NO_BALANCING,
   9         _IRQF_MODIFY_MASK       = IRQF_MODIFY_MASK,
  10 };
  11
  12 #undef IRQ_INPROGRESS
  13 #define IRQ_INPROGRESS          GOT_YOU_MORON
  14 #undef IRQ_REPLAY
  15 #define IRQ_REPLAY              GOT_YOU_MORON
  16 #undef IRQ_WAITING
  17 #define IRQ_WAITING             GOT_YOU_MORON
  18 #undef IRQ_DISABLED
  19 #define IRQ_DISABLED            GOT_YOU_MORON
  20 #undef IRQ_PENDING
  21 #define IRQ_PENDING             GOT_YOU_MORON
  22 #undef IRQ_MASKED
  23 #define IRQ_MASKED              GOT_YOU_MORON
  24 #undef IRQ_WAKEUP
  25 #define IRQ_WAKEUP              GOT_YOU_MORON
  26 #undef IRQ_MOVE_PENDING
  27 #define IRQ_MOVE_PENDING        GOT_YOU_MORON
  28 #undef IRQ_PER_CPU
  29 #define IRQ_PER_CPU             GOT_YOU_MORON
  30 #undef IRQ_NO_BALANCING
  31 #define IRQ_NO_BALANCING        GOT_YOU_MORON
  32 #undef IRQ_AFFINITY_SET
  33 #define IRQ_AFFINITY_SET        GOT_YOU_MORON
  34 #undef IRQF_MODIFY_MASK
  35 #define IRQF_MODIFY_MASK        GOT_YOU_MORON
  36
  37 static inline void
  38 irq_settings_clr_and_set(struct irq_desc *desc, u32 clr, u32 set)
  39 {
  40         desc->status &= ~(clr & _IRQF_MODIFY_MASK);
  41         desc->status |= (set & _IRQF_MODIFY_MASK);
  42 }
  43
  44 static inline bool irq_settings_is_per_cpu(struct irq_desc *desc)
  45 {
  46         return desc->status & _IRQ_PER_CPU;
  47 }
  48
  49 static inline void irq_settings_set_per_cpu(struct irq_desc *desc)
  50 {
  51         desc->status |= _IRQ_PER_CPU;
  52 }
  53
  54 static inline void irq_settings_set_no_balancing(struct irq_desc *desc)
  55 {
  56         desc->status |= _IRQ_NO_BALANCING;
  57 }
  58
  59 static inline bool irq_settings_has_no_balance_set(struct irq_desc *desc)
  60 {
  61         return desc->status & _IRQ_NO_BALANCING;
  62 }