linux/kernel/irq/settings.h

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/*
* Internal header to deal with irq_desc->status which will be renamed
* to irq_desc->settings.
*/
enum {
_IRQ_DEFAULT_INIT_FLAGS = IRQ_DEFAULT_INIT_FLAGS,
_IRQ_PER_CPU = IRQ_PER_CPU,
_IRQ_LEVEL = IRQ_LEVEL,
_IRQ_NOPROBE = IRQ_NOPROBE,
_IRQ_NOREQUEST = IRQ_NOREQUEST,
_IRQ_NOAUTOEN = IRQ_NOAUTOEN,
_IRQ_MOVE_PCNTXT = IRQ_MOVE_PCNTXT,
_IRQ_NO_BALANCING = IRQ_NO_BALANCING,
_IRQ_NESTED_THREAD = IRQ_NESTED_THREAD,
_IRQF_MODIFY_MASK = IRQF_MODIFY_MASK,
};
#define IRQ_INPROGRESS GOT_YOU_MORON
#define IRQ_REPLAY GOT_YOU_MORON
#define IRQ_WAITING GOT_YOU_MORON
#define IRQ_DISABLED GOT_YOU_MORON
#define IRQ_PENDING GOT_YOU_MORON
#define IRQ_MASKED GOT_YOU_MORON
#define IRQ_WAKEUP GOT_YOU_MORON
#define IRQ_MOVE_PENDING GOT_YOU_MORON
#define IRQ_PER_CPU GOT_YOU_MORON
#define IRQ_NO_BALANCING GOT_YOU_MORON
#define IRQ_AFFINITY_SET GOT_YOU_MORON
#define IRQ_LEVEL GOT_YOU_MORON
#define IRQ_NOPROBE GOT_YOU_MORON
#define IRQ_NOREQUEST GOT_YOU_MORON
#define IRQ_NOAUTOEN GOT_YOU_MORON
#define IRQ_NESTED_THREAD GOT_YOU_MORON
#undef IRQF_MODIFY_MASK
#define IRQF_MODIFY_MASK GOT_YOU_MORON
static inline void
irq_settings_clr_and_set(struct irq_desc *desc, u32 clr, u32 set)
{
desc->status &= ~(clr & _IRQF_MODIFY_MASK);
desc->status |= (set & _IRQF_MODIFY_MASK);
}
static inline bool irq_settings_is_per_cpu(struct irq_desc *desc)
{
return desc->status & _IRQ_PER_CPU;
}
static inline void irq_settings_set_per_cpu(struct irq_desc *desc)
{
desc->status |= _IRQ_PER_CPU;
}
static inline void irq_settings_set_no_balancing(struct irq_desc *desc)
{
desc->status |= _IRQ_NO_BALANCING;
}
static inline bool irq_settings_has_no_balance_set(struct irq_desc *desc)
{
return desc->status & _IRQ_NO_BALANCING;
}
static inline u32 irq_settings_get_trigger_mask(struct irq_desc *desc)
{
return desc->status & IRQ_TYPE_SENSE_MASK;
}
static inline void
irq_settings_set_trigger_mask(struct irq_desc *desc, u32 mask)
{
desc->status &= ~IRQ_TYPE_SENSE_MASK;
desc->status |= mask & IRQ_TYPE_SENSE_MASK;
}
static inline bool irq_settings_is_level(struct irq_desc *desc)
{
return desc->status & _IRQ_LEVEL;
}
static inline void irq_settings_clr_level(struct irq_desc *desc)
{
desc->status &= ~_IRQ_LEVEL;
}
static inline void irq_settings_set_level(struct irq_desc *desc)
{
desc->status |= _IRQ_LEVEL;
}
static inline bool irq_settings_can_request(struct irq_desc *desc)
{
return !(desc->status & _IRQ_NOREQUEST);
}
static inline void irq_settings_clr_norequest(struct irq_desc *desc)
{
desc->status &= ~_IRQ_NOREQUEST;
}
static inline void irq_settings_set_norequest(struct irq_desc *desc)
{
desc->status |= _IRQ_NOREQUEST;
}
static inline bool irq_settings_can_probe(struct irq_desc *desc)
{
return !(desc->status & _IRQ_NOPROBE);
}
static inline void irq_settings_clr_noprobe(struct irq_desc *desc)
{
desc->status &= ~_IRQ_NOPROBE;
}
static inline void irq_settings_set_noprobe(struct irq_desc *desc)
{
desc->status |= _IRQ_NOPROBE;
}
static inline bool irq_settings_can_move_pcntxt(struct irq_desc *desc)
{
return desc->status & _IRQ_MOVE_PCNTXT;
}
static inline bool irq_settings_can_autoenable(struct irq_desc *desc)
{
return !(desc->status & _IRQ_NOAUTOEN);
}
static inline bool irq_settings_is_nested_thread(struct irq_desc *desc)
{
return desc->status & _IRQ_NESTED_THREAD;
}
/* Nothing should touch desc->status from now on */
#undef status
#define status USE_THE_PROPER_WRAPPERS_YOU_MORON