[PATCH] MODULE_ALIAS for tty ldisc

From: Rusty Russell <rusty@rustcorp.com.au>

Rather than hardcoded names in modprobe, modules can offer their own
aliases (which can be overridden by the config file).

Here are the tty-ldisc ones.

drivers/bluetooth/hci_ldisc.c

@@ -574,3 +574,4 @@ module_exit(hci_uart_cleanup);
 MODULE_AUTHOR("Maxim Krasnyansky <maxk@qualcomm.com>");
 MODULE_DESCRIPTION("Bluetooth HCI UART driver ver " VERSION);
 MODULE_LICENSE("GPL");
+MODULE_ALIAS_LDISC(N_HCI);

drivers/char/n_hdlc.c

@@ -982,3 +982,4 @@ MODULE_LICENSE("GPL");
 MODULE_AUTHOR("Paul Fulghum paulkf@microgate.com");
 MODULE_PARM(debuglevel, "i");
 MODULE_PARM(maxframe, "i");
+MODULE_ALIAS_LDISC(N_HDLC);

drivers/char/n_r3964.c

@@ -1428,4 +1428,4 @@ static int r3964_receive_room(struct tty_struct *tty)
 
 
 MODULE_LICENSE("GPL");
-
+MODULE_ALIAS_LDISC(N_R3964);

drivers/input/serio/serport.c

@@ -24,6 +24,7 @@
 MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>");
 MODULE_DESCRIPTION("Input device TTY line discipline");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS_LDISC(N_MOUSE);
 
 #define SERPORT_BUSY	1
 

drivers/net/hamradio/6pack.c

@@ -1064,6 +1064,7 @@ static void decode_data(unsigned char inbyte, struct sixpack *sp)
 MODULE_AUTHOR("Andreas Knsgen <ajk@ccac.rwth-aachen.de>");
 MODULE_DESCRIPTION("6pack driver for AX.25");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS_LDISC(N_6PACK);
 
 module_init(sixpack_init_driver);
 module_exit(sixpack_exit_driver);

drivers/net/hamradio/mkiss.c

@@ -935,7 +935,7 @@ MODULE_DESCRIPTION("KISS driver for AX.25 over TTYs");
 MODULE_PARM(ax25_maxdev, "i");
 MODULE_PARM_DESC(ax25_maxdev, "number of MKISS devices");
 MODULE_LICENSE("GPL");
-
+MODULE_ALIAS_LDISC(N_AX25);
 module_init(mkiss_init_driver);
 module_exit(mkiss_exit_driver);
 

drivers/net/irda/irtty-sir.c

@@ -651,5 +651,6 @@ module_exit(irtty_sir_cleanup);
 
 MODULE_AUTHOR("Dag Brattli <dagb@cs.uit.no>");
 MODULE_DESCRIPTION("IrDA TTY device driver");
+MODULE_ALIAS_LDISC(N_IRDA);
 MODULE_LICENSE("GPL");
 

drivers/net/ppp_async.c

@@ -84,7 +84,7 @@ static int flag_time = HZ;
 MODULE_PARM(flag_time, "i");
 MODULE_PARM_DESC(flag_time, "ppp_async: interval between flagged packets (in clock ticks)");
 MODULE_LICENSE("GPL");
-
+MODULE_ALIAS_LDISC(N_PPP);
 
 /*
  * Prototypes.

drivers/net/ppp_synctty.c

@@ -759,3 +759,4 @@ ppp_sync_cleanup(void)
 module_init(ppp_sync_init);
 module_exit(ppp_sync_cleanup);
 MODULE_LICENSE("GPL");
+MODULE_ALIAS_LDISC(N_SYNC_PPP);

drivers/net/slip.c

@@ -1513,3 +1513,4 @@ static void sl_keepalive(unsigned long sls)
 
 #endif
 MODULE_LICENSE("GPL");
+MODULE_ALIAS_LDISC(N_SLIP);

include/asm-i386/termios.h

@@ -58,6 +58,7 @@ struct termio {
 #define N_HCI		15  /* Bluetooth HCI UART */
 
 #ifdef __KERNEL__
+#include <linux/module.h>
 
 /*	intr=^C		quit=^\		erase=del	kill=^U
 	eof=^D		vtime=\0	vmin=\1		sxtc=\0
@@ -101,6 +102,8 @@ struct termio {
 #define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios))
 #define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios))
 
+#define MODULE_ALIAS_LDISC(ldisc) \
+	MODULE_ALIAS("tty-ldisc-" __stringify(ldisc))
 #endif	/* __KERNEL__ */
 
 #endif	/* _I386_TERMIOS_H */