Commit f61ae4fb authored by Thomas Gleixner's avatar Thomas Gleixner

genirq: Provide irq_desc_has_action

If we have a reference to irq_desc already, there is no point to do
another lookup.
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Cc: Jiang Liu <jiang.liu@linux.intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Link: http://lkml.kernel.org/r/20150802203609.638130301@linutronix.deSigned-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent 44825757
...@@ -166,12 +166,16 @@ static inline int handle_domain_irq(struct irq_domain *domain, ...@@ -166,12 +166,16 @@ static inline int handle_domain_irq(struct irq_domain *domain,
#endif #endif
/* Test to see if a driver has successfully requested an irq */ /* Test to see if a driver has successfully requested an irq */
static inline int irq_has_action(unsigned int irq) static inline int irq_desc_has_action(struct irq_desc *desc)
{ {
struct irq_desc *desc = irq_to_desc(irq);
return desc->action != NULL; return desc->action != NULL;
} }
static inline int irq_has_action(unsigned int irq)
{
return irq_desc_has_action(irq_to_desc(irq));
}
/* caller has locked the irq_desc and both params are valid */ /* caller has locked the irq_desc and both params are valid */
static inline void __irq_set_handler_locked(unsigned int irq, static inline void __irq_set_handler_locked(unsigned int irq,
irq_flow_handler_t handler) irq_flow_handler_t handler)
......
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