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genirq: Sanitize irq_data accessors

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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 <[email protected]>
Reviewed-by: Ingo Molnar <[email protected]>
This commit is contained in:
Thomas Gleixner 2010-09-28 17:34:01 +02:00
commit f303a6dd12
2 changed files with 66 additions and 4 deletions
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8
kernel/irq/chip.c
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@ -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
*