isdn: hisax: hfc4s8s_l1: Remove some unused functions

Removes some functions that are not used anywhere:
Read_hfc32() Write_hfc32() Write_hfc16()

This was partially found by using a static code analysis program called cppcheck.
Signed-off-by: NRickard Strandqvist <rickard_strandqvist@spectrumdigital.se>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/isdn/hisax/hfc4s8s_l1.c

@@ -224,20 +224,6 @@ fWrite_hfc8(hfc4s8s_hw *a, u_char c)
 	outb(c, a->iobase);
 }
 
-static inline void
-Write_hfc16(hfc4s8s_hw *a, u_char b, u_short c)
-{
-	SetRegAddr(a, b);
-	outw(c, a->iobase);
-}
-
-static inline void
-Write_hfc32(hfc4s8s_hw *a, u_char b, u_long c)
-{
-	SetRegAddr(a, b);
-	outl(c, a->iobase);
-}
-
 static inline void
 fWrite_hfc32(hfc4s8s_hw *a, u_long c)
 {
@@ -265,13 +251,6 @@ Read_hfc16(hfc4s8s_hw *a, u_char b)
 	return (inw((volatile u_int) a->iobase));
 }
 
-static inline u_long
-Read_hfc32(hfc4s8s_hw *a, u_char b)
-{
-	SetRegAddr(a, b);
-	return (inl((volatile u_int) a->iobase));
-}
-
 static inline u_long
 fRead_hfc32(hfc4s8s_hw *a)
 {