net: use bitrev8

Use bitrev8 for bmac, mace, macmace, macsonic, and skfp drivers.

[akpm@osdl.org: use the API, not the array]
Cc: Jeff Garzik <jgarzik@pobox.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Mirko Lindner <mlindner@syskonnect.de>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

4 files changed, 16 insertions, 105 deletions

diff --git a/drivers/net/skfp/can.c b/drivers/net/skfp/can.c
deleted file mode 100644
index 8a49abce7961..000000000000
--- a/drivers/net/skfp/can.c
+++ /dev/null
@@ -1,83 +0,0 @@
-/******************************************************************************
- *
- *      (C)Copyright 1998,1999 SysKonnect,
- *      a business unit of Schneider & Koch & Co. Datensysteme GmbH.
- *
- *      See the file "skfddi.c" for further information.
- *
- *      This program is free software; you can redistribute it and/or modify
- *      it under the terms of the GNU General Public License as published by
- *      the Free Software Foundation; either version 2 of the License, or
- *      (at your option) any later version.
- *
- *      The information in this file is provided "AS IS" without warranty.
- *
- ******************************************************************************/
-
-#ifndef lint
-static const char xID_sccs[] = "@(#)can.c       1.5 97/04/07 (C) SK " ;
-#endif
-
-/*
- * canonical bit order
- */
-const u_char canonical[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
-} ;
-
-#ifdef  MAKE_TABLE
-int byte_reverse(x)
-int x ;
-{
-        int     y = 0 ;
-
-        if (x & 0x01)
-                y |= 0x80 ;
-        if (x & 0x02)
-                y |= 0x40 ;
-        if (x & 0x04)
-                y |= 0x20 ;
-        if (x & 0x08)
-                y |= 0x10 ;
-        if (x & 0x10)
-                y |= 0x08 ;
-        if (x & 0x20)
-                y |= 0x04 ;
-        if (x & 0x40)
-                y |= 0x02 ;
-        if (x & 0x80)
-                y |= 0x01 ;
-        return(y) ;
-}
-#endif
diff --git a/drivers/net/skfp/drvfbi.c b/drivers/net/skfp/drvfbi.c
index 5b475833f645..4fe624b0dd25 100644
--- a/drivers/net/skfp/drvfbi.c
+++ b/drivers/net/skfp/drvfbi.c
@@ -23,6 +23,7 @@
 #include "h/smc.h"
 #include "h/supern_2.h"
 #include "h/skfbiinc.h"
+#include <linux/bitrev.h>
 
 #ifndef lint
 static const char ID_sccs[] = "@(#)drvfbi.c     1.63 99/02/11 (C) SK " ;
@@ -445,16 +446,14 @@ void read_address(struct s_smc *smc, u_char *mac_addr)
         char PmdType ;
         int     i ;
 
-        extern const u_char canonical[256] ;
-
 #if     (defined(ISA) || defined(MCA))
         for (i = 0; i < 4 ;i++) {       /* read mac address from board */
                 smc->hw.fddi_phys_addr.a[i] =
-                        canonical[(inpw(PR_A(i+SA_MAC))&0xff)] ;
+                        bitrev8(inpw(PR_A(i+SA_MAC)));
         }
         for (i = 4; i < 6; i++) {
                 smc->hw.fddi_phys_addr.a[i] =
-                        canonical[(inpw(PR_A(i+SA_MAC+PRA_OFF))&0xff)] ;
+                        bitrev8(inpw(PR_A(i+SA_MAC+PRA_OFF)));
         }
 #endif
 #ifdef  EISA
@@ -464,17 +463,17 @@ void read_address(struct s_smc *smc, u_char *mac_addr)
          */
         for (i = 0; i < 4 ;i++) {       /* read mac address from board */
                 smc->hw.fddi_phys_addr.a[i] =
-                        canonical[inp(PR_A(i+SA_MAC))] ;
+                        bitrev8(inp(PR_A(i+SA_MAC)));
         }
         for (i = 4; i < 6; i++) {
                 smc->hw.fddi_phys_addr.a[i] =
-                        canonical[inp(PR_A(i+SA_MAC+PRA_OFF))] ;
+                        bitrev8(inp(PR_A(i+SA_MAC+PRA_OFF)));
         }
 #endif
 #ifdef  PCI
         for (i = 0; i < 6; i++) {       /* read mac address from board */
                 smc->hw.fddi_phys_addr.a[i] =
-                        canonical[inp(ADDR(B2_MAC_0+i))] ;
+                        bitrev8(inp(ADDR(B2_MAC_0+i)));
         }
 #endif
 #ifndef PCI
@@ -493,7 +492,7 @@ void read_address(struct s_smc *smc, u_char *mac_addr)
         if (mac_addr) {
                 for (i = 0; i < 6 ;i++) {
                         smc->hw.fddi_canon_addr.a[i] = mac_addr[i] ;
-                        smc->hw.fddi_home_addr.a[i] = canonical[mac_addr[i]] ;
+                        smc->hw.fddi_home_addr.a[i] = bitrev8(mac_addr[i]);
                 }
                 return ;
         }
@@ -501,7 +500,7 @@ void read_address(struct s_smc *smc, u_char *mac_addr)
 
         for (i = 0; i < 6 ;i++) {
                 smc->hw.fddi_canon_addr.a[i] =
-                        canonical[smc->hw.fddi_phys_addr.a[i]] ;
+                        bitrev8(smc->hw.fddi_phys_addr.a[i]);
         }
 }
 
@@ -1269,11 +1268,8 @@ void driver_get_bia(struct s_smc *smc, struct fddi_addr *bia_addr)
 {
         int i ;
 
-        extern const u_char canonical[256] ;
-
-        for (i = 0 ; i < 6 ; i++) {
-                bia_addr->a[i] = canonical[smc->hw.fddi_phys_addr.a[i]] ;
-        }
+        for (i = 0 ; i < 6 ; i++)
+                bia_addr->a[i] = bitrev8(smc->hw.fddi_phys_addr.a[i]);
 }
 
 void smt_start_watchdog(struct s_smc *smc)
diff --git a/drivers/net/skfp/fplustm.c b/drivers/net/skfp/fplustm.c
index 0784f558ca9a..a45205da8033 100644
--- a/drivers/net/skfp/fplustm.c
+++ b/drivers/net/skfp/fplustm.c
@@ -22,7 +22,7 @@
 #include "h/fddi.h"
 #include "h/smc.h"
 #include "h/supern_2.h"
-#include "can.c"
+#include <linux/bitrev.h>
 
 #ifndef lint
 static const char ID_sccs[] = "@(#)fplustm.c    1.32 99/02/23 (C) SK " ;
@@ -1073,7 +1073,7 @@ static struct s_fpmc* mac_get_mc_table(struct s_smc *smc,
         if (can) {
                 p = own->a ;
                 for (i = 0 ; i < 6 ; i++, p++)
-                        *p = canonical[*p] ;
+                        *p = bitrev8(*p);
         }
         slot = NULL;
         for (i = 0, tb = smc->hw.fp.mc.table ; i < FPMAX_MULTICAST ; i++, tb++){
diff --git a/drivers/net/skfp/smt.c b/drivers/net/skfp/smt.c
index 99a776a51fb5..fe847800acdc 100644
--- a/drivers/net/skfp/smt.c
+++ b/drivers/net/skfp/smt.c
@@ -18,6 +18,7 @@
 #include "h/fddi.h"
 #include "h/smc.h"
 #include "h/smt_p.h"
+#include <linux/bitrev.h>
 
 #define KERNEL
 #include "h/smtstate.h"
@@ -26,8 +27,6 @@
 static const char ID_sccs[] = "@(#)smt.c        2.43 98/11/23 (C) SK " ;
 #endif
 
-extern const u_char canonical[256] ;
-
 /*
  * FC in SMbuf
  */
@@ -180,7 +179,7 @@ void smt_agent_init(struct s_smc *smc)
         driver_get_bia(smc,&smc->mib.fddiSMTStationId.sid_node) ;
         for (i = 0 ; i < 6 ; i ++) {
                 smc->mib.fddiSMTStationId.sid_node.a[i] =
-                        canonical[smc->mib.fddiSMTStationId.sid_node.a[i]] ;
+                        bitrev8(smc->mib.fddiSMTStationId.sid_node.a[i]);
         }
         smc->mib.fddiSMTManufacturerData[0] =
                 smc->mib.fddiSMTStationId.sid_node.a[0] ;
@@ -2049,9 +2048,8 @@ static void hwm_conv_can(struct s_smc *smc, char *data, int len)
 
         SK_UNUSED(smc) ;
 
-        for (i = len; i ; i--, data++) {
-                *data = canonical[*(u_char *)data] ;
-        }
+        for (i = len; i ; i--, data++)
+                *data = bitrev8(*data);
 }
 #endif