mISDN: Added an ioctl to change the device name
To get persistent device names with hotplug we need to rename devices
sometime.
Signed-off-by: Matthias Urlichs <matthias@urlichs.de>
Signed-off-by: Karsten Keil <kkeil@suse.de>
diff --git a/drivers/isdn/mISDN/socket.c b/drivers/isdn/mISDN/socket.c
index 37a2de1..98fa6c4 100644
--- a/drivers/isdn/mISDN/socket.c
+++ b/drivers/isdn/mISDN/socket.c
@@ -645,6 +645,21 @@
} else
err = -ENODEV;
break;
+ case IMSETDEVNAME:
+ {
+ struct mISDN_devrename dn;
+ if (copy_from_user(&dn, (void __user *)arg,
+ sizeof(dn))) {
+ err = -EFAULT;
+ break;
+ }
+ dev = get_mdevice(dn.id);
+ if (dev)
+ strlcpy(dev->name, dn.name, MISDN_MAX_IDLEN);
+ else
+ err = -ENODEV;
+ }
+ break;
default:
err = -EINVAL;
}
diff --git a/include/linux/mISDNif.h b/include/linux/mISDNif.h
index 74c903c..be09476 100644
--- a/include/linux/mISDNif.h
+++ b/include/linux/mISDNif.h
@@ -36,8 +36,8 @@
* - should be incremented on every checkin
*/
#define MISDN_MAJOR_VERSION 1
-#define MISDN_MINOR_VERSION 0
-#define MISDN_RELEASE 19
+#define MISDN_MINOR_VERSION 1
+#define MISDN_RELEASE 20
/* primitives for information exchange
* generell format
@@ -255,16 +255,6 @@
unsigned char tei;
};
-/* timer device ioctl */
-#define IMADDTIMER _IOR('I', 64, int)
-#define IMDELTIMER _IOR('I', 65, int)
-/* socket ioctls */
-#define IMGETVERSION _IOR('I', 66, int)
-#define IMGETCOUNT _IOR('I', 67, int)
-#define IMGETDEVINFO _IOR('I', 68, int)
-#define IMCTRLREQ _IOR('I', 69, int)
-#define IMCLEAR_L2 _IOR('I', 70, int)
-
struct mISDNversion {
unsigned char major;
unsigned char minor;
@@ -281,6 +271,23 @@
char name[MISDN_MAX_IDLEN];
};
+struct mISDN_devrename {
+ u_int id;
+ char name[MISDN_MAX_IDLEN]; /* new name */
+};
+
+/* timer device ioctl */
+#define IMADDTIMER _IOR('I', 64, int)
+#define IMDELTIMER _IOR('I', 65, int)
+
+/* socket ioctls */
+#define IMGETVERSION _IOR('I', 66, int)
+#define IMGETCOUNT _IOR('I', 67, int)
+#define IMGETDEVINFO _IOR('I', 68, int)
+#define IMCTRLREQ _IOR('I', 69, int)
+#define IMCLEAR_L2 _IOR('I', 70, int)
+#define IMSETDEVNAME _IOR('I', 71, struct mISDN_devrename)
+
static inline int
test_channelmap(u_int nr, u_char *map)
{