[PATCH] genirq: core
Core genirq support: add the irq-chip and irq-flow abstractions.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/kernel/irq/autoprobe.c b/kernel/irq/autoprobe.c
index ed98c7d..cfdb63e 100644
--- a/kernel/irq/autoprobe.c
+++ b/kernel/irq/autoprobe.c
@@ -40,8 +40,15 @@
desc = irq_desc + i;
spin_lock_irq(&desc->lock);
- if (!desc->action && !(desc->status & IRQ_NOPROBE))
+ if (!desc->action && !(desc->status & IRQ_NOPROBE)) {
+ /*
+ * Some chips need to know about probing in
+ * progress:
+ */
+ if (desc->chip->set_type)
+ desc->chip->set_type(i, IRQ_TYPE_PROBE);
desc->chip->startup(i);
+ }
spin_unlock_irq(&desc->lock);
}