From c6ba01a4c7806d134c8d483525997559071d0990 Mon Sep 17 00:00:00 2001 From: Michal Simek Date: Thu, 14 Jan 2010 15:16:31 +0100 Subject: microblaze: Add irq_create_{of_,}mapping functions Support function for PCI. We don't use any advance mapping mechanism that's why implementation is simple. Signed-off-by: Michal Simek --- arch/microblaze/kernel/irq.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) (limited to 'arch/microblaze/kernel/irq.c') diff --git a/arch/microblaze/kernel/irq.c b/arch/microblaze/kernel/irq.c index 0f06034d1fe..6f39e2c001f 100644 --- a/arch/microblaze/kernel/irq.c +++ b/arch/microblaze/kernel/irq.c @@ -93,3 +93,18 @@ skip: } return 0; } + +/* MS: There is no any advance mapping mechanism. We are using simple 32bit + intc without any cascades or any connection that's why mapping is 1:1 */ +unsigned int irq_create_mapping(struct irq_host *host, irq_hw_number_t hwirq) +{ + return hwirq; +} +EXPORT_SYMBOL_GPL(irq_create_mapping); + +unsigned int irq_create_of_mapping(struct device_node *controller, + u32 *intspec, unsigned int intsize) +{ + return intspec[0]; +} +EXPORT_SYMBOL_GPL(irq_create_of_mapping); -- cgit v1.2.3-70-g09d2