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-rw-r--r--arch/xtensa/include/asm/irq.h12
-rw-r--r--arch/xtensa/kernel/irq.c2
2 files changed, 13 insertions, 1 deletions
diff --git a/arch/xtensa/include/asm/irq.h b/arch/xtensa/include/asm/irq.h
index dfac82d..4c0ccc9 100644
--- a/arch/xtensa/include/asm/irq.h
+++ b/arch/xtensa/include/asm/irq.h
@@ -11,6 +11,7 @@
#ifndef _XTENSA_IRQ_H
#define _XTENSA_IRQ_H
+#include <linux/init.h>
#include <platform/hardware.h>
#include <variant/core.h>
@@ -21,11 +22,20 @@ static inline void variant_irq_enable(unsigned int irq) { }
static inline void variant_irq_disable(unsigned int irq) { }
#endif
+#ifndef VARIANT_NR_IRQS
+# define VARIANT_NR_IRQS 0
+#endif
#ifndef PLATFORM_NR_IRQS
# define PLATFORM_NR_IRQS 0
#endif
#define XTENSA_NR_IRQS XCHAL_NUM_INTERRUPTS
-#define NR_IRQS (XTENSA_NR_IRQS + PLATFORM_NR_IRQS)
+#define NR_IRQS (XTENSA_NR_IRQS + VARIANT_NR_IRQS + PLATFORM_NR_IRQS)
+
+#if VARIANT_NR_IRQS == 0
+static inline void variant_init_irq(void) { }
+#else
+void variant_init_irq(void) __init;
+#endif
static __inline__ int irq_canonicalize(int irq)
{
diff --git a/arch/xtensa/kernel/irq.c b/arch/xtensa/kernel/irq.c
index a36c85ed..a1badb3 100644
--- a/arch/xtensa/kernel/irq.c
+++ b/arch/xtensa/kernel/irq.c
@@ -197,4 +197,6 @@ void __init init_IRQ(void)
}
cached_irq_mask = 0;
+
+ variant_init_irq();
}
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