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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-01-20 14:01:31 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-01-20 14:01:31 -0300
commitb4b7ff4b08e691656c9d77c758fc355833128ac0 (patch)
tree82fcb00e6b918026dc9f2d1f05ed8eee83874cc0 /include/linux/of_irq.h
parent35acfa0fc609f2a2cd95cef4a6a9c3a5c38f1778 (diff)
Linux-libre 4.4-gnupck-4.4-gnu
Diffstat (limited to 'include/linux/of_irq.h')
-rw-r--r--include/linux/of_irq.h43
1 files changed, 34 insertions, 9 deletions
diff --git a/include/linux/of_irq.h b/include/linux/of_irq.h
index 4bcbd586a..1e0deb8e8 100644
--- a/include/linux/of_irq.h
+++ b/include/linux/of_irq.h
@@ -46,6 +46,14 @@ extern int of_irq_get(struct device_node *dev, int index);
extern int of_irq_get_byname(struct device_node *dev, const char *name);
extern int of_irq_to_resource_table(struct device_node *dev,
struct resource *res, int nr_irqs);
+extern struct device_node *of_irq_find_parent(struct device_node *child);
+extern struct irq_domain *of_msi_get_domain(struct device *dev,
+ struct device_node *np,
+ enum irq_domain_bus_token token);
+extern struct irq_domain *of_msi_map_get_device_domain(struct device *dev,
+ u32 rid);
+extern void of_msi_configure(struct device *dev, struct device_node *np);
+u32 of_msi_map_rid(struct device *dev, struct device_node *msi_np, u32 rid_in);
#else
static inline int of_irq_count(struct device_node *dev)
{
@@ -64,29 +72,46 @@ static inline int of_irq_to_resource_table(struct device_node *dev,
{
return 0;
}
+static inline void *of_irq_find_parent(struct device_node *child)
+{
+ return NULL;
+}
+
+static inline struct irq_domain *of_msi_get_domain(struct device *dev,
+ struct device_node *np,
+ enum irq_domain_bus_token token)
+{
+ return NULL;
+}
+static inline struct irq_domain *of_msi_map_get_device_domain(struct device *dev,
+ u32 rid)
+{
+ return NULL;
+}
+static inline void of_msi_configure(struct device *dev, struct device_node *np)
+{
+}
+static inline u32 of_msi_map_rid(struct device *dev,
+ struct device_node *msi_np, u32 rid_in)
+{
+ return rid_in;
+}
#endif
-#if defined(CONFIG_OF)
+#if defined(CONFIG_OF_IRQ) || defined(CONFIG_SPARC)
/*
* irq_of_parse_and_map() is used by all OF enabled platforms; but SPARC
* implements it differently. However, the prototype is the same for all,
* so declare it here regardless of the CONFIG_OF_IRQ setting.
*/
extern unsigned int irq_of_parse_and_map(struct device_node *node, int index);
-extern struct device_node *of_irq_find_parent(struct device_node *child);
-extern void of_msi_configure(struct device *dev, struct device_node *np);
-#else /* !CONFIG_OF */
+#else /* !CONFIG_OF && !CONFIG_SPARC */
static inline unsigned int irq_of_parse_and_map(struct device_node *dev,
int index)
{
return 0;
}
-
-static inline void *of_irq_find_parent(struct device_node *child)
-{
- return NULL;
-}
#endif /* !CONFIG_OF */
#endif /* __OF_IRQ_H */