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authorThomas Gleixner <tglx@linutronix.de>2010-09-28 17:34:01 +0200
committerThomas Gleixner <tglx@linutronix.de>2010-10-12 16:39:05 +0200
commitf303a6dd127b5ec6de90d1cd79ed19820c7e9658 (patch)
tree8060ccc63ab56406e6a9535b21cca29f17956052 /kernel/irq/chip.c
parent442471848f5abb55b99cba1229301655f67492b4 (diff)
genirq: Sanitize irq_data accessors
Get the data structure from the core and provide inline wrappers to access the irq_data members. Provide accessor inlines for irq_data as well. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/irq/chip.c')
-rw-r--r--kernel/irq/chip.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c
index 2b1f6906b824..659be326c8e8 100644
--- a/kernel/irq/chip.c
+++ b/kernel/irq/chip.c
@@ -256,6 +256,14 @@ int set_irq_chip_data(unsigned int irq, void *data)
}
EXPORT_SYMBOL(set_irq_chip_data);
+struct irq_data *irq_get_irq_data(unsigned int irq)
+{
+ struct irq_desc *desc = irq_to_desc(irq);
+
+ return desc ? &desc->irq_data : NULL;
+}
+EXPORT_SYMBOL_GPL(irq_get_irq_data);
+
/**
* set_irq_nested_thread - Set/Reset the IRQ_NESTED_THREAD flag of an irq
*