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Diffstat (limited to 'include')
-rw-r--r--include/linux/irq.h3
-rw-r--r--include/linux/irqdomain.h5
2 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/irq.h b/include/linux/irq.h
index a32b47fbf874..95f4f66f95f3 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -940,4 +940,7 @@ static inline u32 irq_reg_readl(struct irq_chip_generic *gc,
return readl(gc->reg_base + reg_offset);
}
+/* Contrary to Linux irqs, for hardware irqs the irq number 0 is valid */
+#define INVALID_HWIRQ (~0UL)
+
#endif /* _LINUX_IRQ_H */
diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h
index c466cc17b8e9..ed48594e96d2 100644
--- a/include/linux/irqdomain.h
+++ b/include/linux/irqdomain.h
@@ -344,6 +344,11 @@ int irq_domain_xlate_onetwocell(struct irq_domain *d, struct device_node *ctrlr,
const u32 *intspec, unsigned int intsize,
irq_hw_number_t *out_hwirq, unsigned int *out_type);
+/* IPI functions */
+unsigned int irq_reserve_ipi(struct irq_domain *domain,
+ const struct cpumask *dest);
+void irq_destroy_ipi(unsigned int irq);
+
/* V2 interfaces to support hierarchy IRQ domains. */
extern struct irq_data *irq_domain_get_irq_data(struct irq_domain *domain,
unsigned int virq);