ISDN: Add support for none reverse bitstreams to isdnhdc

[mv-sheeva.git] / include / linux / isdn / hdlc.h

diff --git a/include/linux/isdn/hdlc.h b/include/linux/isdn/hdlc.h
index 8f3540c7f6923ff37e0661a196119b0db79304b7..4b3ecc40889a450c36b49d9eea167f0ae9a9cef3 100644 (file)
--- a/include/linux/isdn/hdlc.h
+++ b/include/linux/isdn/hdlc.h
@@ -6,6 +6,7 @@
  * controllers.
  *
  * Copyright (C)
+ *     2009    Karsten Keil            <keil@b1-systems.de>
  *     2002    Wolfgang Mües          <wolfgang@iksw-muees.de>
  *     2001    Frode Isaksen           <fisaksen@bewan.com>
  *     2001    Kai Germaschewski       <kai.germaschewski@gmx.de>
@@ -50,8 +51,14 @@ struct isdnhdlc_vars {
        u32 do_adapt56:1;
        /* set if in closing phase (need to send CRC + flag) */
        u32 do_closing:1;
+       /* set if data is bitreverse */
+       u32 do_bitreverse:1;
 };
 
+/* Feature Flags */
+#define HDLC_56KBIT    0x01
+#define HDLC_DCHANNEL  0x02
+#define HDLC_BITREVERSE        0x04
 
 /*
   The return value from isdnhdlc_decode is
@@ -62,13 +69,12 @@ struct isdnhdlc_vars {
 #define HDLC_CRC_ERROR         2
 #define HDLC_LENGTH_ERROR      3
 
-extern void    isdnhdlc_rcv_init(struct isdnhdlc_vars *hdlc, int do_adapt56);
+extern void    isdnhdlc_rcv_init(struct isdnhdlc_vars *hdlc, u32 features);
 
 extern int     isdnhdlc_decode(struct isdnhdlc_vars *hdlc, const u8 *src,
                        int slen, int *count, u8 *dst, int dsize);
 
-extern void    isdnhdlc_out_init(struct isdnhdlc_vars *hdlc, int is_d_channel,
-                       int do_adapt56);
+extern void    isdnhdlc_out_init(struct isdnhdlc_vars *hdlc, u32 features);
 
 extern int     isdnhdlc_encode(struct isdnhdlc_vars *hdlc, const u8 *src,
                        u16 slen, int *count, u8 *dst, int dsize);