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| author | Jason Cooper <jason@lakedaemon.net> | 2014-09-14 09:53:54 +0200 |
|---|---|---|
| committer | Jason Cooper <jason@lakedaemon.net> | 2014-09-14 09:53:54 +0200 |
| commit | 468a903c0e5147e3f93187f0b808a3ef957fd00e (patch) | |
| tree | 63542d05b1c0f730ec1ad5f915dc4eb3c015e616 /include | |
| parent | Merge branch 'irqchip/gic' into irqchip/core (diff) | |
| parent | openrisc: Get rid of handle_IRQ (diff) | |
| download | linux-468a903c0e5147e3f93187f0b808a3ef957fd00e.tar.xz linux-468a903c0e5147e3f93187f0b808a3ef957fd00e.zip | |
Merge branch 'irqchip/handle_domain' into irqchip/core
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/irqdesc.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/include/linux/irqdesc.h b/include/linux/irqdesc.h index 472c021a2d4f..ff24667cd86c 100644 --- a/include/linux/irqdesc.h +++ b/include/linux/irqdesc.h @@ -12,6 +12,8 @@ struct irq_affinity_notify; struct proc_dir_entry; struct module; struct irq_desc; +struct irq_domain; +struct pt_regs; /** * struct irq_desc - interrupt descriptor @@ -118,6 +120,23 @@ static inline void generic_handle_irq_desc(unsigned int irq, struct irq_desc *de int generic_handle_irq(unsigned int irq); +#ifdef CONFIG_HANDLE_DOMAIN_IRQ +/* + * Convert a HW interrupt number to a logical one using a IRQ domain, + * and handle the result interrupt number. Return -EINVAL if + * conversion failed. Providing a NULL domain indicates that the + * conversion has already been done. + */ +int __handle_domain_irq(struct irq_domain *domain, unsigned int hwirq, + bool lookup, struct pt_regs *regs); + +static inline int handle_domain_irq(struct irq_domain *domain, + unsigned int hwirq, struct pt_regs *regs) +{ + return __handle_domain_irq(domain, hwirq, true, regs); +} +#endif + /* Test to see if a driver has successfully requested an irq */ static inline int irq_has_action(unsigned int irq) { |