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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: Thomas Gleixner <tglx@linutronix.de>
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@ -253,6 +253,7 @@ static inline bool irqd_is_level_type(struct irq_data *d)
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* @irq_set_wake: enable/disable power-management wake-on of an IRQ
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* @irq_bus_lock: function to lock access to slow bus (i2c) chips
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* @irq_bus_sync_unlock:function to sync and unlock slow bus (i2c) chips
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* @flags: chip specific flags
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*
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* @release: release function solely used by UML
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*/
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@ -299,6 +300,8 @@ struct irq_chip {
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void (*irq_bus_lock)(struct irq_data *data);
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void (*irq_bus_sync_unlock)(struct irq_data *data);
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unsigned long flags;
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/* Currently used only by UML, might disappear one day.*/
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#ifdef CONFIG_IRQ_RELEASE_METHOD
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void (*release)(unsigned int irq, void *dev_id);
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