diff options
Diffstat (limited to 'include/linux/of_irq.h')
| -rw-r--r-- | include/linux/of_irq.h | 32 |
1 files changed, 26 insertions, 6 deletions
diff --git a/include/linux/of_irq.h b/include/linux/of_irq.h index 4bcbd586a672..039f2eec49ce 100644 --- a/include/linux/of_irq.h +++ b/include/linux/of_irq.h @@ -46,6 +46,12 @@ 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 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); #else static inline int of_irq_count(struct device_node *dev) { @@ -64,28 +70,42 @@ static inline int of_irq_to_resource_table(struct device_node *dev, { return 0; } +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) +{ +} #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); +u32 of_msi_map_rid(struct device *dev, struct device_node *msi_np, u32 rid_in); -#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) +static inline u32 of_msi_map_rid(struct device *dev, + struct device_node *msi_np, u32 rid_in) { - return NULL; + return rid_in; } #endif /* !CONFIG_OF */ |