*/
#include <linux/irq.h>
+#include <linux/msi.h>
#include <linux/module.h>
#include <linux/interrupt.h>
#include <linux/kernel_stat.h>
desc = irq_desc + irq;
spin_lock_irqsave(&desc->lock, flags);
desc->msi_desc = entry;
+ if (entry)
+ entry->irq = irq;
spin_unlock_irqrestore(&desc->lock, flags);
return 0;
}
if (unlikely(desc->status & IRQ_INPROGRESS))
goto out_unlock;
+ desc->status &= ~(IRQ_REPLAY | IRQ_WAITING);
kstat_cpu(cpu).irqs[irq]++;
action = desc->action;
- if (unlikely(!action || (desc->status & IRQ_DISABLED))) {
- if (desc->chip->mask)
- desc->chip->mask(irq);
- desc->status &= ~(IRQ_REPLAY | IRQ_WAITING);
- desc->status |= IRQ_PENDING;
+ if (unlikely(!action || (desc->status & IRQ_DISABLED)))
goto out_unlock;
- }
- desc->status &= ~(IRQ_REPLAY | IRQ_WAITING | IRQ_PENDING);
desc->status |= IRQ_INPROGRESS;
spin_unlock(&desc->lock);
* keep it masked and get out of here
*/
action = desc->action;
- if (unlikely(!action || (desc->status & IRQ_DISABLED))) {
- desc->status |= IRQ_PENDING;
+ if (unlikely(!action || (desc->status & IRQ_DISABLED)))
goto out_unlock;
- }
desc->status |= IRQ_INPROGRESS;
- desc->status &= ~IRQ_PENDING;
spin_unlock(&desc->lock);
action_ret = handle_IRQ_event(irq, action);
spin_unlock(&desc->lock);
}
-#ifdef CONFIG_SMP
/**
* handle_percpu_IRQ - Per CPU local irq handler
* @irq: the interrupt number
desc->chip->eoi(irq);
}
-#endif /* CONFIG_SMP */
-
void
__set_irq_handler(unsigned int irq, irq_flow_handler_t handle, int is_chained,
const char *name)