[PATCH] drivers/isdn/sc/: possible cleanups

This patch contains the following possible cleanips:
- make some needlessly global code static
- remove the compiled but completely unused debug.c
- remove or #if 0 the following unused global functions:
  - command.c: loopback
  - command.c: loadproc
  - init.c: irq_supported
  - packet.c: print_skb
  - shmem.c: memset_shmem
  - timer.c: trace_timer

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/isdn/sc/shmem.c b/drivers/isdn/sc/shmem.c
index 7bc2dfa..2485482 100644
--- a/drivers/isdn/sc/shmem.c
+++ b/drivers/isdn/sc/shmem.c
@@ -108,6 +108,7 @@
 		sc_adapter[card]->rambase + ((unsigned long) src %0x4000), (unsigned long) dest); */
 }
 
+#if 0
 void memset_shmem(int card, void *dest, int c, size_t n)
 {
 	unsigned long flags;
@@ -141,3 +142,4 @@
 		((sc_adapter[card]->shmem_magic + ch * SRAM_PAGESIZE)>>14)|0x80);
 	spin_unlock_irqrestore(&sc_adapter[card]->lock, flags);
 }
+#endif  /*  0  */