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yaml --- r: 376861 b: refs/heads/master c: 94a63da h: refs/heads/master i: 376859: 4017bcd v: v3
git-mirror · Jun 8, 2013 · 5b13d02 · 5b13d02
1 parent a075e36
commit 5b13d02
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Showing 2 changed files with 5 additions and 2 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 275e31b10ce20613aedceaa5160129c64b260a98
+refs/heads/master: 94a63da0ac1a67bfb8b30aec1086523c5031ea5a
diff --git a/trunk/kernel/irq/irqdomain.c b/trunk/kernel/irq/irqdomain.c
@@ -143,7 +143,10 @@ static unsigned int irq_domain_legacy_revmap(struct irq_domain *domain,
  * irq_domain_add_simple() - Allocate and register a simple irq_domain.
  * @of_node: pointer to interrupt controller's device tree node.
  * @size: total number of irqs in mapping
- * @first_irq: first number of irq block assigned to the domain
+ * @first_irq: first number of irq block assigned to the domain,
+ *	pass zero to assign irqs on-the-fly. This will result in a
+ *	linear IRQ domain so it is important to use irq_create_mapping()
+ *	for each used IRQ, especially when SPARSE_IRQ is enabled.
  * @ops: map/unmap domain callbacks
  * @host_data: Controller private data pointer
  *