summaryrefslogtreecommitdiffstats
path: root/arch/sparc/include/asm/prom.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/sparc/include/asm/prom.h')
-rw-r--r--arch/sparc/include/asm/prom.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/sparc/include/asm/prom.h b/arch/sparc/include/asm/prom.h
index fd55522481cd..900d44714f8d 100644
--- a/arch/sparc/include/asm/prom.h
+++ b/arch/sparc/include/asm/prom.h
@@ -18,6 +18,7 @@
*/
#include <linux/types.h>
#include <linux/proc_fs.h>
+#include <linux/mutex.h>
#include <asm/atomic.h>
#define OF_ROOT_NODE_ADDR_CELLS_DEFAULT 2
@@ -73,6 +74,7 @@ struct of_irq_controller {
extern struct device_node *of_find_node_by_cpuid(int cpuid);
extern int of_set_property(struct device_node *node, const char *name, void *val, int len);
+extern struct mutex of_set_property_mutex;
extern int of_getintprop_default(struct device_node *np,
const char *name,
int def);
@@ -94,6 +96,16 @@ static inline void of_node_put(struct device_node *node)
{
}
+/* These routines are here to provide compatibility with how powerpc
+ * handles IRQ mapping for OF device nodes. We precompute and permanently
+ * register them in the of_device objects, whereas powerpc computes them
+ * on request.
+ */
+extern unsigned int irq_of_parse_and_map(struct device_node *node, int index);
+static inline void irq_dispose_mapping(unsigned int virq)
+{
+}
+
/*
* NB: This is here while we transition from using asm/prom.h
* to linux/of.h