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-rw-r--r--kernel/irq/Kconfig4
-rw-r--r--kernel/irq/irqdesc.c7
2 files changed, 11 insertions, 0 deletions
diff --git a/kernel/irq/Kconfig b/kernel/irq/Kconfig
index a83f10e406c1..d269cecdfbf0 100644
--- a/kernel/irq/Kconfig
+++ b/kernel/irq/Kconfig
@@ -5,6 +5,10 @@ menu "IRQ subsystem"
config MAY_HAVE_SPARSE_IRQ
bool
+# Legacy support, required for itanic
+config GENERIC_IRQ_LEGACY
+ bool
+
# Enable the generic irq autoprobe mechanism
config GENERIC_IRQ_PROBE
bool
diff --git a/kernel/irq/irqdesc.c b/kernel/irq/irqdesc.c
index d514ed6080e1..7f267799a717 100644
--- a/kernel/irq/irqdesc.c
+++ b/kernel/irq/irqdesc.c
@@ -306,6 +306,13 @@ void irq_mark_irq(unsigned int irq)
mutex_unlock(&sparse_irq_lock);
}
+#ifdef CONFIG_GENERIC_IRQ_LEGACY
+void irq_init_desc(unsigned int irq)
+{
+ dynamic_irq_cleanup(irq);
+}
+#endif
+
#endif /* !CONFIG_SPARSE_IRQ */
/**