Merge branch 'cpus4096-for-linus-2' of git://git.kernel.org/pub/scm/linux/kernel...

[pandora-kernel.git] / include / linux / irq.h

diff --git a/include/linux/irq.h b/include/linux/irq.h
index fde5e61..f899b50 100644 (file)
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -135,6 +135,9 @@ struct irq_2_iommu;
 /**
  * struct irq_desc - interrupt descriptor
  * @irq:               interrupt number for this descriptor
+ * @timer_rand_state:  pointer to timer rand state struct
+ * @kstat_irqs:                irq stats per cpu
+ * @irq_2_iommu:       iommu with this irq
  * @handle_irq:                highlevel irq-events handler [if NULL, __do_IRQ()]
  * @chip:              low level interrupt hardware access
  * @msi_desc:          MSI descriptor
@@ -146,8 +149,8 @@ struct irq_2_iommu;
  * @depth:             disable-depth, for nested irq_disable() calls
  * @wake_depth:                enable depth, for multiple set_irq_wake() callers
  * @irq_count:         stats field to detect stalled irqs
- * @irqs_unhandled:    stats field for spurious unhandled interrupts
  * @last_unhandled:    aging timer for unhandled count
+ * @irqs_unhandled:    stats field for spurious unhandled interrupts
  * @lock:              locking for SMP
  * @affinity:          IRQ affinity on SMP
  * @cpu:               cpu index useful for balancing
@@ -175,8 +178,8 @@ struct irq_desc {
        unsigned int            depth;          /* nested irq disables */
        unsigned int            wake_depth;     /* nested wake enables */
        unsigned int            irq_count;      /* For detecting broken IRQs */
-       unsigned int            irqs_unhandled;
        unsigned long           last_unhandled; /* Aging timer for unhandled count */
+       unsigned int            irqs_unhandled;
        spinlock_t              lock;
 #ifdef CONFIG_SMP
        cpumask_t               affinity;
@@ -191,42 +194,23 @@ struct irq_desc {
        const char              *name;
 } ____cacheline_internodealigned_in_smp;
 
-extern void early_irq_init(void);
-extern void arch_early_irq_init(void);
-extern void arch_init_chip_data(struct irq_desc *desc, int cpu);
 extern void arch_init_copy_chip_data(struct irq_desc *old_desc,
                                        struct irq_desc *desc, int cpu);
 extern void arch_free_chip_data(struct irq_desc *old_desc, struct irq_desc *desc);
 
 #ifndef CONFIG_SPARSE_IRQ
 extern struct irq_desc irq_desc[NR_IRQS];
-
-static inline struct irq_desc *irq_to_desc(unsigned int irq)
-{
-       return (irq < NR_IRQS) ? irq_desc + irq : NULL;
-}
-static inline struct irq_desc *irq_to_desc_alloc_cpu(unsigned int irq, int cpu)
-{
-       return irq_to_desc(irq);
-}
-
-#else
-
-extern struct irq_desc *irq_to_desc(unsigned int irq);
-extern struct irq_desc *irq_to_desc_alloc_cpu(unsigned int irq, int cpu);
+#else /* CONFIG_SPARSE_IRQ */
 extern struct irq_desc *move_irq_desc(struct irq_desc *old_desc, int cpu);
 
-# define for_each_irq_desc(irq, desc)          \
-       for (irq = 0, desc = irq_to_desc(irq); irq < nr_irqs; irq++, desc = irq_to_desc(irq))
-# define for_each_irq_desc_reverse(irq, desc)                          \
-       for (irq = nr_irqs - 1, desc = irq_to_desc(irq); irq >= 0; irq--, desc = irq_to_desc(irq))
-
 #define kstat_irqs_this_cpu(DESC) \
        ((DESC)->kstat_irqs[smp_processor_id()])
 #define kstat_incr_irqs_this_cpu(irqno, DESC) \
        ((DESC)->kstat_irqs[smp_processor_id()]++)
 
-#endif
+#endif /* CONFIG_SPARSE_IRQ */
+
+extern struct irq_desc *irq_to_desc_alloc_cpu(unsigned int irq, int cpu);
 
 static inline struct irq_desc *
 irq_remap_to_desc(unsigned int irq, struct irq_desc *desc)