[PATCH] rework reserved major handling

[powerpc.git] / drivers / base / core.c

diff --git a/drivers/base/core.c b/drivers/base/core.c
index a8ac34b..d04fd33 100644 (file)
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -27,6 +27,20 @@
 int (*platform_notify)(struct device * dev) = NULL;
 int (*platform_notify_remove)(struct device * dev) = NULL;
 
+/*
+ * Detect the LANANA-assigned LOCAL/EXPERIMENTAL majors
+ */
+bool is_lanana_major(unsigned int major)
+{
+       if (major >= 60 && major <= 63)
+               return 1;
+       if (major >= 120 && major <= 127)
+               return 1;
+       if (major >= 240 && major <= 254)
+               return 1;
+       return 0;
+}
+
 /*
  * sysfs bindings for devices.
  */