From 5b13d02edaafe06fe25c48fdf1ecae6b7987765b Mon Sep 17 00:00:00 2001 From: Linus Walleij Date: Thu, 6 Jun 2013 12:10:23 +0100 Subject: [PATCH] --- yaml --- r: 376861 b: refs/heads/master c: 94a63da0ac1a67bfb8b30aec1086523c5031ea5a h: refs/heads/master i: 376859: 4017bcd70f6162ae4967cc53caaaecb3407ec822 v: v3 --- [refs] | 2 +- trunk/kernel/irq/irqdomain.c | 5 ++++- 2 files changed, 5 insertions(+), 2 deletions(-) diff --git a/[refs] b/[refs] index 17ab0e7451a1..91f19213ef4b 100644 --- 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 index 8c4c8ea6a205..54a4d5223238 100644 --- 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 *