sh: intc: initial irqdomain support.
Trivial support for irq domains, using either a linear map or radix tree
depending on the vector layout.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/drivers/sh/intc/internals.h b/drivers/sh/intc/internals.h
index f034a97..7dff08e 100644
--- a/drivers/sh/intc/internals.h
+++ b/drivers/sh/intc/internals.h
@@ -1,5 +1,6 @@
#include <linux/sh_intc.h>
#include <linux/irq.h>
+#include <linux/irqdomain.h>
#include <linux/list.h>
#include <linux/kernel.h>
#include <linux/types.h>
@@ -66,6 +67,7 @@
unsigned int nr_sense;
struct intc_window *window;
unsigned int nr_windows;
+ struct irq_domain *domain;
struct irq_chip chip;
bool skip_suspend;
};
@@ -187,6 +189,9 @@
void intc_enable_disable_enum(struct intc_desc *desc, struct intc_desc_int *d,
intc_enum enum_id, int enable);
+/* irqdomain.c */
+void intc_irq_domain_init(struct intc_desc_int *d, struct intc_hw_desc *hw);
+
/* virq.c */
void intc_subgroup_init(struct intc_desc *desc, struct intc_desc_int *d);
void intc_irq_xlate_set(unsigned int irq, intc_enum id, struct intc_desc_int *d);