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Commit 2bff17ad authored by Thomas Gleixner's avatar Thomas Gleixner
Browse files

genirq: Add flags to irq_chip 



Looking through irq_chip implementations I noticed that some of them
have special requirements, like setting the type masked and therefor
fiddle in irq_desc->status. Add a flag field, so the core code can
handle it.

Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent 5d4d8fc9

include/linux/irq.h

+3 −0
Original line number Diff line number Diff line
@@ -253,6 +253,7 @@ static inline bool irqd_is_level_type(struct irq_data *d) 
 * @irq_set_wake:	enable/disable power-management wake-on of an IRQ

 * @irq_bus_lock:	function to lock access to slow bus (i2c) chips

 * @irq_bus_sync_unlock:function to sync and unlock slow bus (i2c) chips

 * @flags:		chip specific flags

 *

 * @release:		release function solely used by UML

 */
@@ -299,6 +300,8 @@ struct irq_chip { 
	void		(*irq_bus_lock)(struct irq_data *data);

	void		(*irq_bus_sync_unlock)(struct irq_data *data);



	unsigned long	flags;



	/* Currently used only by UML, might disappear one day.*/

#ifdef CONFIG_IRQ_RELEASE_METHOD

	void		(*release)(unsigned int irq, void *dev_id);