irq: Track the owner of irq descriptor

[karo-tx-linux.git] / include / linux / irqdesc.h

diff --git a/include/linux/irqdesc.h b/include/linux/irqdesc.h
index a082905b5ebe494676591012768f050fe5d4c140..150134ac709ab28372eb874f9afed2741f150988 100644 (file)
--- a/include/linux/irqdesc.h
+++ b/include/linux/irqdesc.h
@@ -16,16 +16,18 @@ struct timer_rand_state;
  * @irq_data:          per irq and chip data passed down to chip functions
  * @timer_rand_state:  pointer to timer rand state struct
  * @kstat_irqs:                irq stats per cpu
- * @handle_irq:                highlevel irq-events handler [if NULL, __do_IRQ()]
+ * @handle_irq:                highlevel irq-events handler
+ * @preflow_handler:   handler called before the flow handler (currently used by sparc)
  * @action:            the irq action chain
  * @status:            status information
  * @core_internal_state__do_not_mess_with_it: core internal status information
  * @depth:             disable-depth, for nested irq_disable() calls
- * @wake_depth:                enable depth, for multiple set_irq_wake() callers
+ * @wake_depth:                enable depth, for multiple irq_set_irq_wake() callers
  * @irq_count:         stats field to detect stalled irqs
  * @last_unhandled:    aging timer for unhandled count
  * @irqs_unhandled:    stats field for spurious unhandled interrupts
  * @lock:              locking for SMP
+ * @affinity_hint:     hint to user space for preferred irq affinity
  * @affinity_notify:   context for notification of affinity changes
  * @pending_mask:      pending rebalanced interrupts
  * @threads_oneshot:   bitfield to handle shared oneshot threads
@@ -64,6 +66,7 @@ struct irq_desc {
 #ifdef CONFIG_PROC_FS
        struct proc_dir_entry   *dir;
 #endif
+       struct module           *owner;
        const char              *name;
 } ____cacheline_internodealigned_in_smp;
 
@@ -109,10 +112,7 @@ static inline void generic_handle_irq_desc(unsigned int irq, struct irq_desc *de
        desc->handle_irq(irq, desc);
 }
 
-static inline void generic_handle_irq(unsigned int irq)
-{
-       generic_handle_irq_desc(irq, irq_to_desc(irq));
-}
+int generic_handle_irq(unsigned int irq);
 
 /* Test to see if a driver has successfully requested an irq */
 static inline int irq_has_action(unsigned int irq)