Linux Device Drivers 3 examples

1 files changed, 39 insertions, 0 deletions

diff --git a/include/lddbus.h b/include/lddbus.h
new file mode 100644
index 0000000..a6b349e
--- /dev/null
+++ b/include/lddbus.h
@@ -0,0 +1,39 @@
+/*
+ * Definitions for the virtual LDD bus.
+ *
+ * $Id: lddbus.h,v 1.4 2004/08/20 18:49:44 corbet Exp $
+ */
+
+//extern struct device ldd_bus;
+extern struct bus_type ldd_bus_type;
+
+
+/*
+ * The LDD driver type.
+ */
+
+struct ldd_driver {
+	char *version;
+	struct module *module;
+	struct device_driver driver;
+	struct driver_attribute version_attr;
+};
+
+#define to_ldd_driver(drv) container_of(drv, struct ldd_driver, driver);
+
+/*
+ * A device type for things "plugged" into the LDD bus.
+ */
+
+struct ldd_device {
+	char *name;
+	struct ldd_driver *driver;
+	struct device dev;
+};
+
+#define to_ldd_device(dev) container_of(dev, struct ldd_device, dev);
+
+extern int register_ldd_device(struct ldd_device *);
+extern void unregister_ldd_device(struct ldd_device *);
+extern int register_ldd_driver(struct ldd_driver *);
+extern void unregister_ldd_driver(struct ldd_driver *);