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| author |   Thomas Gleixner <tglx@linutronix.de> | 2010-09-28 17:34:01 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2010-10-12 16:39:05 +0200 |
| commit | f303a6dd127b5ec6de90d1cd79ed19820c7e9658 (patch) | |
| tree | 8060ccc63ab56406e6a9535b21cca29f17956052 /kernel | |
| parent | genirq: Provide status modifier (diff) | |
| download | linux-dev-f303a6dd127b5ec6de90d1cd79ed19820c7e9658.tar.xz linux-dev-f303a6dd127b5ec6de90d1cd79ed19820c7e9658.zip | |
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')
| -rw-r--r-- | kernel/irq/chip.c | 8 |
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 * |