4 files changed, 16 insertions, 8 deletions

diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
index 676f967390ae..f9a2e5e67a54 100644
--- a/include/linux/dmaengine.h
+++ b/include/linux/dmaengine.h
@@ -974,6 +974,7 @@ int dma_async_device_register(struct dma_device *device);
 void dma_async_device_unregister(struct dma_device *device);
 void dma_run_dependencies(struct dma_async_tx_descriptor *tx);
 struct dma_chan *dma_find_channel(enum dma_transaction_type tx_type);
+struct dma_chan *net_dma_find_channel(void);
 #define dma_request_channel(mask, x, y) __dma_request_channel(&(mask), x, y)
 
 /* --- Helper iov-locking functions --- */
diff --git a/include/linux/irq.h b/include/linux/irq.h
index bff29c58da23..7810406f3d80 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -263,6 +263,11 @@ static inline void irqd_clr_chained_irq_inprogress(struct irq_data *d)
         d->state_use_accessors &= ~IRQD_IRQ_INPROGRESS;
 }
 
+static inline irq_hw_number_t irqd_to_hwirq(struct irq_data *d)
+{
+        return d->hwirq;
+}
+
 /**
  * struct irq_chip - hardware interrupt chip descriptor
  *
diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h
index ead4a4215797..c65740d76e66 100644
--- a/include/linux/irqdomain.h
+++ b/include/linux/irqdomain.h
@@ -42,12 +42,6 @@ struct of_device_id;
 /* Number of irqs reserved for a legacy isa controller */
 #define NUM_ISA_INTERRUPTS      16
 
-/* This type is the placeholder for a hardware interrupt number. It has to
- * be big enough to enclose whatever representation is used by a given
- * platform.
- */
-typedef unsigned long irq_hw_number_t;
-
 /**
  * struct irq_domain_ops - Methods for irq_domain objects
  * @match: Match an interrupt controller device node to a host, returns
@@ -104,6 +98,9 @@ struct irq_domain {
                         unsigned int size;
                         unsigned int *revmap;
                 } linear;
+                struct {
+                        unsigned int max_irq;
+                } nomap;
                 struct radix_tree_root tree;
         } revmap_data;
         const struct irq_domain_ops *ops;
@@ -126,6 +123,7 @@ struct irq_domain *irq_domain_add_linear(struct device_node *of_node,
                                          const struct irq_domain_ops *ops,
                                          void *host_data);
 struct irq_domain *irq_domain_add_nomap(struct device_node *of_node,
+                                         unsigned int max_irq,
                                          const struct irq_domain_ops *ops,
                                          void *host_data);
 struct irq_domain *irq_domain_add_tree(struct device_node *of_node,
@@ -134,7 +132,6 @@ struct irq_domain *irq_domain_add_tree(struct device_node *of_node,
 
 extern struct irq_domain *irq_find_host(struct device_node *node);
 extern void irq_set_default_host(struct irq_domain *host);
-extern void irq_set_virq_count(unsigned int count);
 
 static inline struct irq_domain *irq_domain_add_legacy_isa(
                                 struct device_node *of_node,
@@ -146,7 +143,6 @@ static inline struct irq_domain *irq_domain_add_legacy_isa(
 }
 extern struct irq_domain *irq_find_host(struct device_node *node);
 extern void irq_set_default_host(struct irq_domain *host);
-extern void irq_set_virq_count(unsigned int count);
 
 
 extern unsigned int irq_create_mapping(struct irq_domain *host,
diff --git a/include/linux/types.h b/include/linux/types.h
index e5fa50345516..7f480db60231 100644
--- a/include/linux/types.h
+++ b/include/linux/types.h
@@ -210,6 +210,12 @@ typedef u32 phys_addr_t;
 
 typedef phys_addr_t resource_size_t;
 
+/*
+ * This type is the placeholder for a hardware interrupt number. It has to be
+ * big enough to enclose whatever representation is used by a given platform.
+ */
+typedef unsigned long irq_hw_number_t;
+
 typedef struct {
         int counter;
 } atomic_t;