mISDN: Create /sys/class/mISDN

Create /sys/class/mISDN and implement functions to handle
device renames.

Signed-Off-By: Matthias Urlichs <matthias@urlichs.de>
Signed-off-by: Karsten Keil <kkeil@suse.de>

1 files changed, 7 insertions, 1 deletions

diff --git a/include/linux/mISDNif.h b/include/linux/mISDNif.h
index 3f9988849f32..d4229aebf648 100644
--- a/include/linux/mISDNif.h
+++ b/include/linux/mISDNif.h
@@ -531,7 +531,8 @@ _queue_data(struct mISDNchannel *ch, u_int prim,
 
 /* global register/unregister functions */
 
-extern int      mISDN_register_device(struct mISDNdevice *, char *name);
+extern int      mISDN_register_device(struct mISDNdevice *,
+                                        struct device *parent, char *name);
 extern void     mISDN_unregister_device(struct mISDNdevice *);
 extern int      mISDN_register_Bprotocol(struct Bprotocol *);
 extern void     mISDN_unregister_Bprotocol(struct Bprotocol *);
@@ -539,6 +540,11 @@ extern struct mISDNclock *mISDN_register_clock(char *, int, clockctl_func_t *,
                                                 void *);
 extern void     mISDN_unregister_clock(struct mISDNclock *);
 
+static inline struct mISDNdevice *dev_to_mISDN(struct device *dev)
+{
+        return dev_get_drvdata(dev);
+}
+
 extern void     set_channel_address(struct mISDNchannel *, u_int, u_int);
 extern void     mISDN_clock_update(struct mISDNclock *, int, struct timeval *);
 extern unsigned short mISDN_clock_get(void);