ISDN: Make isdnhdlc usable for other ISDN drivers

isdnhdlc is useful for other ISDN drivers as well.
Move the include file to a central location and the source
to the central isdn location.

Signed-off-by: Karsten Keil <keil@b1-systems.de>

drivers/isdn/Kconfig

@@ -21,8 +21,6 @@ menuconfig ISDN
 
 if ISDN
 
-source "drivers/isdn/mISDN/Kconfig"
-
 menuconfig ISDN_I4L
 	tristate "Old ISDN4Linux (deprecated)"
 	---help---
@@ -41,9 +39,9 @@ menuconfig ISDN_I4L
 	  It is still available, though, for use with adapters that are not
 	  supported by the new CAPI subsystem yet.
 
-if ISDN_I4L
+source "drivers/isdn/mISDN/Kconfig"
+
 source "drivers/isdn/i4l/Kconfig"
-endif
 
 menuconfig ISDN_CAPI
 	tristate "CAPI 2.0 subsystem"

drivers/isdn/hisax/Kconfig

@@ -391,6 +391,7 @@ comment "HiSax sub driver modules"
 config HISAX_ST5481
 	tristate "ST5481 USB ISDN modem (EXPERIMENTAL)"
 	depends on USB && EXPERIMENTAL
+	select ISDN_HDLC
 	select CRC_CCITT
 	select BITREVERSE
 	help
@@ -418,11 +419,6 @@ config HISAX_FRITZ_PCIPNP
 	  (the latter also needs you to select "ISA Plug and Play support"
 	  from the menu "Plug and Play configuration")
 
-config HISAX_HDLC
-	bool
-	depends on HISAX_ST5481
-	default y
-
 config HISAX_AVM_A1_PCMCIA
 	bool
 	depends on HISAX_AVM_A1_CS

drivers/isdn/hisax/Makefile

@@ -16,10 +16,6 @@ obj-$(CONFIG_HISAX_HFCUSB)		+= hfc_usb.o
 obj-$(CONFIG_HISAX_HFC4S8S)		+= hfc4s8s_l1.o
 obj-$(CONFIG_HISAX_FRITZ_PCIPNP)        += hisax_isac.o hisax_fcpcipnp.o
 
-ifdef CONFIG_HISAX_HDLC
-obj-$(CONFIG_ISDN_DRV_HISAX)		+= isdnhdlc.o
-endif
-
 # Multipart objects.
 
 hisax_st5481-y 				:= st5481_init.o st5481_usb.o st5481_d.o \

drivers/isdn/hisax/st5481.h

@@ -226,7 +226,7 @@ printk(KERN_WARNING "%s:%s: " format "\n" , __FILE__,  __func__ , ## arg)
 #define INFO(format, arg...) \
 printk(KERN_INFO "%s:%s: " format "\n" , __FILE__,  __func__ , ## arg)
 
-#include "isdnhdlc.h"
+#include <linux/isdn/hdlc.h>
 #include "fsm.h"
 #include "hisax_if.h"
 #include <linux/skbuff.h>

drivers/isdn/i4l/Kconfig

@@ -2,6 +2,8 @@
 # Old ISDN4Linux config
 #
 
+if ISDN_I4L
+
 config ISDN_PPP
 	bool "Support synchronous PPP"
 	depends on INET
@@ -135,3 +137,12 @@ source "drivers/isdn/act2000/Kconfig"
 source "drivers/isdn/hysdn/Kconfig"
 
 endmenu
+# end ISDN_I4L
+endif
+
+config ISDN_HDLC
+	tristate 
+	depends on HISAX_ST5481
+	select CRC_CCITT
+	select BITREVERSE
+

drivers/isdn/i4l/Makefile

@@ -4,6 +4,7 @@
 
 obj-$(CONFIG_ISDN_I4L)		+= isdn.o
 obj-$(CONFIG_ISDN_PPP_BSDCOMP)	+= isdn_bsdcomp.o
+obj-$(CONFIG_ISDN_HDLC)		+= isdnhdlc.o
 
 # Multipart objects.
 

drivers/isdn/i4l/isdnhdlc.c

@@ -23,7 +23,7 @@
 #include <linux/module.h>
 #include <linux/init.h>
 #include <linux/crc-ccitt.h>
-#include "isdnhdlc.h"
+#include <linux/isdn/hdlc.h>
 
 /*-------------------------------------------------------------------*/