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kernel-fxtec-pro1x/drivers/net/sk98lin/h/skaddr.h
Adrian Bunk e03d72b99e [PATCH] drivers/net/sk98lin/: possible cleanups 
This patch contains the following possible cleanups:
- make needlessly global functions static
- remove unused code

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Cc: Stephen Hemminger <shemminger@osdl.org>
Cc: Jeff Garzik <jgarzik@pobox.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
2006-01-17 07:45:52 -05:00

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7.8 KiB
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/******************************************************************************
*
* Name: skaddr.h
* Project: Gigabit Ethernet Adapters, ADDR-Modul
* Version: $Revision: 1.29 $
* Date: $Date: 2003/05/13 16:57:24 $
* Purpose: Header file for Address Management (MC, UC, Prom).
*
******************************************************************************/
/******************************************************************************
*
* (C)Copyright 1998-2002 SysKonnect GmbH.
* (C)Copyright 2002-2003 Marvell.
*
* 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.
*
******************************************************************************/
/******************************************************************************
*
* Description:
*
* This module is intended to manage multicast addresses and promiscuous mode
* on GEnesis adapters.
*
* Include File Hierarchy:
*
* "skdrv1st.h"
* ...
* "sktypes.h"
* "skqueue.h"
* "skaddr.h"
* ...
* "skdrv2nd.h"
*
******************************************************************************/
#ifndef __INC_SKADDR_H
#define __INC_SKADDR_H
#ifdef __cplusplus
extern "C" {
#endif /* cplusplus */
/* defines ********************************************************************/
#define SK_MAC_ADDR_LEN 6 /* Length of MAC address. */
#define SK_MAX_ADDRS 14 /* #Addrs for exact match. */
/* ----- Common return values ----- */
#define SK_ADDR_SUCCESS 0 /* Function returned successfully. */
#define SK_ADDR_ILLEGAL_PORT 100 /* Port number too high. */
#define SK_ADDR_TOO_EARLY 101 /* Function called too early. */
/* ----- Clear/Add flag bits ----- */
#define SK_ADDR_PERMANENT 1 /* RLMT Address */
/* ----- Additional Clear flag bits ----- */
#define SK_MC_SW_ONLY 2 /* Do not update HW when clearing. */
/* ----- Override flag bits ----- */
#define SK_ADDR_LOGICAL_ADDRESS 0
#define SK_ADDR_VIRTUAL_ADDRESS (SK_ADDR_LOGICAL_ADDRESS) /* old */
#define SK_ADDR_PHYSICAL_ADDRESS 1
#define SK_ADDR_CLEAR_LOGICAL 2
#define SK_ADDR_SET_LOGICAL 4
/* ----- Override return values ----- */
#define SK_ADDR_OVERRIDE_SUCCESS (SK_ADDR_SUCCESS)
#define SK_ADDR_DUPLICATE_ADDRESS 1
#define SK_ADDR_MULTICAST_ADDRESS 2
/* ----- Partitioning of excact match table ----- */
#define SK_ADDR_EXACT_MATCHES 16 /* #Exact match entries. */
#define SK_ADDR_FIRST_MATCH_RLMT 1
#define SK_ADDR_LAST_MATCH_RLMT 2
#define SK_ADDR_FIRST_MATCH_DRV 3
#define SK_ADDR_LAST_MATCH_DRV (SK_ADDR_EXACT_MATCHES - 1)
/* ----- SkAddrMcAdd/SkAddrMcUpdate return values ----- */
#define SK_MC_FILTERING_EXACT 0 /* Exact filtering. */
#define SK_MC_FILTERING_INEXACT 1 /* Inexact filtering. */
/* ----- Additional SkAddrMcAdd return values ----- */
#define SK_MC_ILLEGAL_ADDRESS 2 /* Illegal address. */
#define SK_MC_ILLEGAL_PORT 3 /* Illegal port (not the active one). */
#define SK_MC_RLMT_OVERFLOW 4 /* Too many RLMT mc addresses. */
/* Promiscuous mode bits ----- */
#define SK_PROM_MODE_NONE 0 /* Normal receive. */
#define SK_PROM_MODE_LLC 1 /* Receive all LLC frames. */
#define SK_PROM_MODE_ALL_MC 2 /* Receive all multicast frames. */
/* #define SK_PROM_MODE_NON_LLC 4 */ /* Receive all non-LLC frames. */
/* Macros */
#ifdef OLD_STUFF
#ifndef SK_ADDR_EQUAL
/*
* "&" instead of "&&" allows better optimization on IA-64.
* The replacement is safe here, as all bytes exist.
*/
#ifndef SK_ADDR_DWORD_COMPARE
#define SK_ADDR_EQUAL(A1,A2) ( \
(((SK_U8 *)(A1))[5] == ((SK_U8 *)(A2))[5]) & \
(((SK_U8 *)(A1))[4] == ((SK_U8 *)(A2))[4]) & \
(((SK_U8 *)(A1))[3] == ((SK_U8 *)(A2))[3]) & \
(((SK_U8 *)(A1))[2] == ((SK_U8 *)(A2))[2]) & \
(((SK_U8 *)(A1))[1] == ((SK_U8 *)(A2))[1]) & \
(((SK_U8 *)(A1))[0] == ((SK_U8 *)(A2))[0]))
#else /* SK_ADDR_DWORD_COMPARE */
#define SK_ADDR_EQUAL(A1,A2) ( \
(*(SK_U32 *)&(((SK_U8 *)(A1))[2]) == *(SK_U32 *)&(((SK_U8 *)(A2))[2])) & \
(*(SK_U32 *)&(((SK_U8 *)(A1))[0]) == *(SK_U32 *)&(((SK_U8 *)(A2))[0])))
#endif /* SK_ADDR_DWORD_COMPARE */
#endif /* SK_ADDR_EQUAL */
#endif /* 0 */
#ifndef SK_ADDR_EQUAL
#ifndef SK_ADDR_DWORD_COMPARE
#define SK_ADDR_EQUAL(A1,A2) ( \
(((SK_U8 SK_FAR *)(A1))[5] == ((SK_U8 SK_FAR *)(A2))[5]) & \
(((SK_U8 SK_FAR *)(A1))[4] == ((SK_U8 SK_FAR *)(A2))[4]) & \
(((SK_U8 SK_FAR *)(A1))[3] == ((SK_U8 SK_FAR *)(A2))[3]) & \
(((SK_U8 SK_FAR *)(A1))[2] == ((SK_U8 SK_FAR *)(A2))[2]) & \
(((SK_U8 SK_FAR *)(A1))[1] == ((SK_U8 SK_FAR *)(A2))[1]) & \
(((SK_U8 SK_FAR *)(A1))[0] == ((SK_U8 SK_FAR *)(A2))[0]))
#else /* SK_ADDR_DWORD_COMPARE */
#define SK_ADDR_EQUAL(A1,A2) ( \
(*(SK_U16 SK_FAR *)&(((SK_U8 SK_FAR *)(A1))[4]) == \
*(SK_U16 SK_FAR *)&(((SK_U8 SK_FAR *)(A2))[4])) && \
(*(SK_U32 SK_FAR *)&(((SK_U8 SK_FAR *)(A1))[0]) == \
*(SK_U32 SK_FAR *)&(((SK_U8 SK_FAR *)(A2))[0])))
#endif /* SK_ADDR_DWORD_COMPARE */
#endif /* SK_ADDR_EQUAL */
/* typedefs *******************************************************************/
typedef struct s_MacAddr {
SK_U8 a[SK_MAC_ADDR_LEN];
} SK_MAC_ADDR;
/* SK_FILTER is used to ensure alignment of the filter. */
typedef union s_InexactFilter {
SK_U8 Bytes[8];
SK_U64 Val; /* Dummy entry for alignment only. */
} SK_FILTER64;
typedef struct s_AddrNet SK_ADDR_NET;
typedef struct s_AddrPort {
/* ----- Public part (read-only) ----- */
SK_MAC_ADDR CurrentMacAddress; /* Current physical MAC Address. */
SK_MAC_ADDR PermanentMacAddress; /* Permanent physical MAC Address. */
int PromMode; /* Promiscuous Mode. */
/* ----- Private part ----- */
SK_MAC_ADDR PreviousMacAddress; /* Prev. phys. MAC Address. */
SK_BOOL CurrentMacAddressSet; /* CurrentMacAddress is set. */
SK_U8 Align01;
SK_U32 FirstExactMatchRlmt;
SK_U32 NextExactMatchRlmt;
SK_U32 FirstExactMatchDrv;
SK_U32 NextExactMatchDrv;
SK_MAC_ADDR Exact[SK_ADDR_EXACT_MATCHES];
SK_FILTER64 InexactFilter; /* For 64-bit hash register. */
SK_FILTER64 InexactRlmtFilter; /* For 64-bit hash register. */
SK_FILTER64 InexactDrvFilter; /* For 64-bit hash register. */
} SK_ADDR_PORT;
struct s_AddrNet {
/* ----- Public part (read-only) ----- */
SK_MAC_ADDR CurrentMacAddress; /* Logical MAC Address. */
SK_MAC_ADDR PermanentMacAddress; /* Logical MAC Address. */
/* ----- Private part ----- */
SK_U32 ActivePort; /* View of module ADDR. */
SK_BOOL CurrentMacAddressSet; /* CurrentMacAddress is set. */
SK_U8 Align01;
SK_U16 Align02;
};
typedef struct s_Addr {
/* ----- Public part (read-only) ----- */
SK_ADDR_NET Net[SK_MAX_NETS];
SK_ADDR_PORT Port[SK_MAX_MACS];
/* ----- Private part ----- */
} SK_ADDR;
/* function prototypes ********************************************************/
#ifndef SK_KR_PROTO
/* Functions provided by SkAddr */
/* ANSI/C++ compliant function prototypes */
extern int SkAddrInit(
SK_AC *pAC,
SK_IOC IoC,
int Level);
extern int SkAddrMcClear(
SK_AC *pAC,
SK_IOC IoC,
SK_U32 PortNumber,
int Flags);
extern int SkAddrMcAdd(
SK_AC *pAC,
SK_IOC IoC,
SK_U32 PortNumber,
SK_MAC_ADDR *pMc,
int Flags);
extern int SkAddrMcUpdate(
SK_AC *pAC,
SK_IOC IoC,
SK_U32 PortNumber);
extern int SkAddrOverride(
SK_AC *pAC,
SK_IOC IoC,
SK_U32 PortNumber,
SK_MAC_ADDR SK_FAR *pNewAddr,
int Flags);
extern int SkAddrPromiscuousChange(
SK_AC *pAC,
SK_IOC IoC,
SK_U32 PortNumber,
int NewPromMode);
#ifndef SK_SLIM
extern int SkAddrSwap(
SK_AC *pAC,
SK_IOC IoC,
SK_U32 FromPortNumber,
SK_U32 ToPortNumber);
#endif
#else /* defined(SK_KR_PROTO)) */
/* Non-ANSI/C++ compliant function prototypes */
#error KR-style prototypes are not yet provided.
#endif /* defined(SK_KR_PROTO)) */
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __INC_SKADDR_H */
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