From: Marc Zyngier Date: Mon, 23 Nov 2015 08:26:04 +0000 (+0000) Subject: irqdomain: Make irq_domain_alloc_irqs_recursive available X-Git-Tag: v4.5-rc1~159^2~15^2~7 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=c466595c416c04036e1ba36ecdc5fe9072c76228;p=karo-tx-linux.git irqdomain: Make irq_domain_alloc_irqs_recursive available We are soon going to need the MSI layer to call into the domain allocators. Instead of open coding this, make the standard irq_domain_alloc_irqs_recursive function available to the MSI layer. Signed-off-by: Marc Zyngier --- diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h index d5e5c5bef28c..cf96c6a326f7 100644 --- a/include/linux/irqdomain.h +++ b/include/linux/irqdomain.h @@ -367,6 +367,9 @@ static inline int irq_domain_alloc_irqs(struct irq_domain *domain, return __irq_domain_alloc_irqs(domain, -1, nr_irqs, node, arg, false); } +extern int irq_domain_alloc_irqs_recursive(struct irq_domain *domain, + unsigned int irq_base, + unsigned int nr_irqs, void *arg); extern int irq_domain_set_hwirq_and_chip(struct irq_domain *domain, unsigned int virq, irq_hw_number_t hwirq, diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c index 22aa9612ef7c..1c9973e1b316 100644 --- a/kernel/irq/irqdomain.c +++ b/kernel/irq/irqdomain.c @@ -1125,9 +1125,9 @@ static void irq_domain_free_irqs_recursive(struct irq_domain *domain, } } -static int irq_domain_alloc_irqs_recursive(struct irq_domain *domain, - unsigned int irq_base, - unsigned int nr_irqs, void *arg) +int irq_domain_alloc_irqs_recursive(struct irq_domain *domain, + unsigned int irq_base, + unsigned int nr_irqs, void *arg) { int ret = 0; struct irq_domain *parent = domain->parent;