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Commit aaba2b3f authored by Tilman Schmidt's avatar Tilman Schmidt Committed by David S. Miller
Browse files

gigaset: allow building without I4L 



Add a dummy LL interface to the Gigaset driver so that it can be
built and, in a limited way, used without the ISDN4Linux subsystem.

Impact: new configuration alternative
Signed-off-by: default avatarTilman Schmidt <tilman@imap.cc>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 088ec0cc

drivers/isdn/gigaset/Kconfig

+12 −1
Original line number Diff line number Diff line 
menuconfig ISDN_DRV_GIGASET

	tristate "Siemens Gigaset support"

	depends on ISDN_I4L

	select CRC_CCITT

	select BITREVERSE

	help
@@ -11,9 +10,21 @@ menuconfig ISDN_DRV_GIGASET 
	  If you have one of these devices, say M here and for at least

	  one of the connection specific parts that follow.

	  This will build a module called "gigaset".

	  Note: If you build the ISDN4Linux subsystem (ISDN_I4L)

	  as a module, you have to build this driver as a module too,

	  otherwise the Gigaset device won't show up as an ISDN device.



if ISDN_DRV_GIGASET



config GIGASET_I4L

	bool

	depends on ISDN_I4L='y'||(ISDN_I4L='m'&&ISDN_DRV_GIGASET='m')

	default y



config GIGASET_DUMMYLL

	bool

	default !GIGASET_I4L



config GIGASET_BASE

	tristate "Gigaset base station support"

	depends on USB

drivers/isdn/gigaset/Makefile

+3 −1
Original line number Diff line number Diff line 
gigaset-y := common.o interface.o proc.o ev-layer.o i4l.o asyncdata.o

gigaset-y := common.o interface.o proc.o ev-layer.o asyncdata.o

gigaset-$(CONFIG_GIGASET_I4L) += i4l.o

gigaset-$(CONFIG_GIGASET_DUMMYLL) += dummyll.o

usb_gigaset-y := usb-gigaset.o

ser_gigaset-y := ser-gigaset.o

bas_gigaset-y := bas-gigaset.o isocdata.o

drivers/isdn/gigaset/dummyll.c

0 → 100644
+68 −0
Original line number Diff line number Diff line 
/*

 * Dummy LL interface for the Gigaset driver

 *

 * Copyright (c) 2009 by Tilman Schmidt <tilman@imap.cc>.

 *

 * =====================================================================

 *	This program is free software; you can redistribute it and/or

 *	modify it under the terms of the GNU General Public License as

 *	published by the Free Software Foundation; either version 2 of

 *	the License, or (at your option) any later version.

 * =====================================================================

 */



#include "gigaset.h"



void gigaset_skb_sent(struct bc_state *bcs, struct sk_buff *skb)

{

}

EXPORT_SYMBOL_GPL(gigaset_skb_sent);



void gigaset_skb_rcvd(struct bc_state *bcs, struct sk_buff *skb)

{

}

EXPORT_SYMBOL_GPL(gigaset_skb_rcvd);



void gigaset_isdn_rcv_err(struct bc_state *bcs)

{

}

EXPORT_SYMBOL_GPL(gigaset_isdn_rcv_err);



int gigaset_isdn_icall(struct at_state_t *at_state)

{

	return ICALL_IGNORE;

}



void gigaset_isdn_connD(struct bc_state *bcs)

{

}



void gigaset_isdn_hupD(struct bc_state *bcs)

{

}



void gigaset_isdn_connB(struct bc_state *bcs)

{

}



void gigaset_isdn_hupB(struct bc_state *bcs)

{

}



void gigaset_isdn_start(struct cardstate *cs)

{

}



void gigaset_isdn_stop(struct cardstate *cs)

{

}



int gigaset_isdn_register(struct cardstate *cs, const char *isdnid)

{

	pr_info("no ISDN subsystem interface\n");

	return 1;

}



void gigaset_isdn_unregister(struct cardstate *cs)

{

}