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authorThomas Gleixner <tglx@linutronix.de>2011-02-10 13:08:38 +0100
committerThomas Gleixner <tglx@linutronix.de>2011-02-19 12:58:21 +0100
commit2bff17ad2107c66fc8ca96501a7128dd7fa7a390 (patch)
treea022acf5cdc290b1ede54f3d4a26b6365c3cc94b
parent5d4d8fc9ac3e9a90bbdf90bae6864cb2c01f2208 (diff)
downloadlinux-2bff17ad2107c66fc8ca96501a7128dd7fa7a390.tar.gz
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>
-rw-r--r--include/linux/irq.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/irq.h b/include/linux/irq.h
index 2e3d1e5f0408..aefb30bbcf0e 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -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);