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[PATCH] isdn/gigaset: use bitrev8 

Use bitrev8 for gigaset isdn driver.

Acked-by: Karsten Keil <kkeil@suse.de>
Cc: Kai Germaschewski <kai.germaschewski@gmx.de>
Acked-by: Hansjoerg Lipp <hjlipp@web.de>
Acked-by: Tilman Schmidt <tilman@imap.cc>
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
hifive-unleashed-5.1
Akinobu Mita 2006-12-08 02:36:30 -08:00 committed by Linus Torvalds
parent 0a85885785
commit 17b3cff079
5 changed files with 7 additions and 45 deletions
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1
drivers/isdn/gigaset/Kconfig
View File

@ -5,6 +5,7 @@ config ISDN_DRV_GIGASET
tristate "Siemens Gigaset support (isdn)"
depends on ISDN_I4L
select CRC_CCITT
select BITREVERSE
help
Say m here if you have a Gigaset or Sinus isdn device.

5
drivers/isdn/gigaset/asyncdata.c
View File

@ -15,6 +15,7 @@
#include "gigaset.h"
#include <linux/crc-ccitt.h>
#include <linux/bitrev.h>
//#define GIG_M10x_STUFF_VOICE_DATA
@ -302,7 +303,7 @@ static inline int iraw_loop(unsigned char c, unsigned char *src, int numbytes,
inputstate |= INS_skip_frame;
break;
}
*__skb_put(skb, 1) = gigaset_invtab[c];
*__skb_put(skb, 1) = bitrev8(c);
}
if (unlikely(!numbytes))
@ -543,7 +544,7 @@ static struct sk_buff *iraw_encode(struct sk_buff *skb, int head, int tail)
cp = skb->data;
len = skb->len;
while (len--) {
c = gigaset_invtab[*cp++];
c = bitrev8(*cp++);
if (c == DLE_FLAG)
*(skb_put(iraw_skb, 1)) = c;
*(skb_put(iraw_skb, 1)) = c;

37
drivers/isdn/gigaset/common.c
View File

@ -33,43 +33,6 @@ MODULE_PARM_DESC(debug, "debug level");
#define VALID_ID 0x02
#define ASSIGNED 0x04
/* bitwise byte inversion table */
__u8 gigaset_invtab[256] = {
0x00, 0x80, 0x40, 0xc0, 0x20, 0xa0, 0x60, 0xe0,
0x10, 0x90, 0x50, 0xd0, 0x30, 0xb0, 0x70, 0xf0,
0x08, 0x88, 0x48, 0xc8, 0x28, 0xa8, 0x68, 0xe8,
0x18, 0x98, 0x58, 0xd8, 0x38, 0xb8, 0x78, 0xf8,
0x04, 0x84, 0x44, 0xc4, 0x24, 0xa4, 0x64, 0xe4,
0x14, 0x94, 0x54, 0xd4, 0x34, 0xb4, 0x74, 0xf4,
0x0c, 0x8c, 0x4c, 0xcc, 0x2c, 0xac, 0x6c, 0xec,
0x1c, 0x9c, 0x5c, 0xdc, 0x3c, 0xbc, 0x7c, 0xfc,
0x02, 0x82, 0x42, 0xc2, 0x22, 0xa2, 0x62, 0xe2,
0x12, 0x92, 0x52, 0xd2, 0x32, 0xb2, 0x72, 0xf2,
0x0a, 0x8a, 0x4a, 0xca, 0x2a, 0xaa, 0x6a, 0xea,
0x1a, 0x9a, 0x5a, 0xda, 0x3a, 0xba, 0x7a, 0xfa,
0x06, 0x86, 0x46, 0xc6, 0x26, 0xa6, 0x66, 0xe6,
0x16, 0x96, 0x56, 0xd6, 0x36, 0xb6, 0x76, 0xf6,
0x0e, 0x8e, 0x4e, 0xce, 0x2e, 0xae, 0x6e, 0xee,
0x1e, 0x9e, 0x5e, 0xde, 0x3e, 0xbe, 0x7e, 0xfe,
0x01, 0x81, 0x41, 0xc1, 0x21, 0xa1, 0x61, 0xe1,
0x11, 0x91, 0x51, 0xd1, 0x31, 0xb1, 0x71, 0xf1,
0x09, 0x89, 0x49, 0xc9, 0x29, 0xa9, 0x69, 0xe9,
0x19, 0x99, 0x59, 0xd9, 0x39, 0xb9, 0x79, 0xf9,
0x05, 0x85, 0x45, 0xc5, 0x25, 0xa5, 0x65, 0xe5,
0x15, 0x95, 0x55, 0xd5, 0x35, 0xb5, 0x75, 0xf5,
0x0d, 0x8d, 0x4d, 0xcd, 0x2d, 0xad, 0x6d, 0xed,
0x1d, 0x9d, 0x5d, 0xdd, 0x3d, 0xbd, 0x7d, 0xfd,
0x03, 0x83, 0x43, 0xc3, 0x23, 0xa3, 0x63, 0xe3,
0x13, 0x93, 0x53, 0xd3, 0x33, 0xb3, 0x73, 0xf3,
0x0b, 0x8b, 0x4b, 0xcb, 0x2b, 0xab, 0x6b, 0xeb,
0x1b, 0x9b, 0x5b, 0xdb, 0x3b, 0xbb, 0x7b, 0xfb,
0x07, 0x87, 0x47, 0xc7, 0x27, 0xa7, 0x67, 0xe7,
0x17, 0x97, 0x57, 0xd7, 0x37, 0xb7, 0x77, 0xf7,
0x0f, 0x8f, 0x4f, 0xcf, 0x2f, 0xaf, 0x6f, 0xef,
0x1f, 0x9f, 0x5f, 0xdf, 0x3f, 0xbf, 0x7f, 0xff
};
EXPORT_SYMBOL_GPL(gigaset_invtab);
void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg,
size_t len, const unsigned char *buf)
{

4
drivers/isdn/gigaset/gigaset.h
View File

@ -876,10 +876,6 @@ static inline void gigaset_rcv_error(struct sk_buff *procskb,
}
}
/* bitwise byte inversion table */
extern __u8 gigaset_invtab[]; /* in common.c */
/* append received bytes to inbuf */
int gigaset_fill_inbuf(struct inbuf_t *inbuf, const unsigned char *src,
unsigned numbytes);

5
drivers/isdn/gigaset/isocdata.c
View File

@ -14,6 +14,7 @@
#include "gigaset.h"
#include <linux/crc-ccitt.h>
#include <linux/bitrev.h>
/* access methods for isowbuf_t */
/* ============================ */
@ -487,7 +488,7 @@ static inline int trans_buildframe(struct isowbuf_t *iwb,
gig_dbg(DEBUG_STREAM, "put %d bytes", count);
write = atomic_read(&iwb->write);
do {
c = gigaset_invtab[*in++];
c = bitrev8(*in++);
iwb->data[write++] = c;
write %= BAS_OUTBUFSIZE;
} while (--count > 0);
@ -876,7 +877,7 @@ static inline void trans_receive(unsigned char *src, unsigned count,
while (count > 0) {
dst = skb_put(skb, count < dobytes ? count : dobytes);
while (count > 0 && dobytes > 0) {
*dst++ = gigaset_invtab[*src++];
*dst++ = bitrev8(*src++);
count--;
dobytes--;
}