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Commit 755d119a authored by Thomas Gleixner's avatar Thomas Gleixner
Browse files

genirq: Simplify irq_data_to_desc() 



Avoid the lookup of irq_desc and use the same mechanism for
hierarchical and flat irqdomains.

Based-on-a-patch-from: Jiang Liu <jiang.liu@linux.intel.com>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent 123236cc

include/linux/irqdesc.h

+1 −5
Original line number Diff line number Diff line
@@ -98,11 +98,7 @@ extern struct irq_desc irq_desc[NR_IRQS]; 


static inline struct irq_desc *irq_data_to_desc(struct irq_data *data)

{

#ifdef CONFIG_IRQ_DOMAIN_HIERARCHY

	return irq_to_desc(data->irq);

#else

	return container_of(data, struct irq_desc, irq_data);

#endif

	return container_of(data->common, struct irq_desc, irq_common_data);

}



static inline unsigned int irq_desc_get_irq(struct irq_desc *desc)