Change irq_cfg() from static to extern, also introduce helper function
irqd_cfg(). Later we could rewrite these two helpers when enabling
hierarchy irqdomain.
Signed-off-by: Jiang Liu <jiang.liu@xxxxxxxxxxxxxxx>
---
arch/x86/include/asm/hw_irq.h | 2 ++
arch/x86/kernel/apic/io_apic.c | 7 ++++++-
2 files changed, 8 insertions(+), 1 deletion(-)
diff --git a/arch/x86/include/asm/hw_irq.h b/arch/x86/include/asm/hw_irq.h
index 18e8717bf644..f457fcd0f3ba 100644
--- a/arch/x86/include/asm/hw_irq.h
+++ b/arch/x86/include/asm/hw_irq.h
@@ -132,6 +132,8 @@ struct irq_cfg {
};
};
+extern struct irq_cfg *irq_cfg(unsigned int irq);
+extern struct irq_cfg *irqd_cfg(struct irq_data *irq_data);
extern void setup_vector_irq(int cpu);
extern int assign_irq_vector(int, struct irq_cfg *, const struct cpumask *);
extern void send_cleanup_vector(struct irq_cfg *);
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index ee3d3ff521a3..9b048c239dd4 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -281,11 +281,16 @@ int __init arch_early_irq_init(void)
return 0;
}
-static inline struct irq_cfg *irq_cfg(unsigned int irq)
+struct irq_cfg *irq_cfg(unsigned int irq)
{
return irq_get_chip_data(irq);
}
+struct irq_cfg *irqd_cfg(struct irq_data *irq_data)
+{
+ return irq_data->chip_data;
+}
+
static struct irq_cfg *alloc_irq_cfg(unsigned int irq, int node)
{
struct irq_cfg *cfg;
--
1.7.10.4
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