drivers/staging/vt6656/control.c

/*
 * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
 * All rights reserved.
 *
 * 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.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 *
 * File: control.c
 *
 * Purpose: Handle USB control endpoint
 *
 * Author: Jerry Chen
 *
 * Date: Apr. 5, 2004
 *
 * Functions:
 *      CONTROLnsRequestOut - Write variable length bytes to MEM/BB/MAC/EEPROM
 *      CONTROLnsRequestIn - Read variable length bytes from MEM/BB/MAC/EEPROM
 *      ControlvWriteByte - Write one byte to MEM/BB/MAC/EEPROM
 *      ControlvReadByte - Read one byte from MEM/BB/MAC/EEPROM
 *      ControlvMaskByte - Read one byte from MEM/BB/MAC/EEPROM and clear/set some bits in the same address
 *
 * Revision History:
 *      04-05-2004 Jerry Chen:  Initial release
 *      11-24-2004 Warren Hsu: Add ControlvWriteByte,ControlvReadByte,ControlvMaskByte
 *
 */

#include "control.h"
#include "rndis.h"

/*---------------------  Static Definitions -------------------------*/
//static int          msglevel                =MSG_LEVEL_INFO;
//static int          msglevel                =MSG_LEVEL_DEBUG;
/*---------------------  Static Classes  ----------------------------*/

/*---------------------  Static Variables  --------------------------*/

/*---------------------  Static Functions  --------------------------*/

/*---------------------  Export Variables  --------------------------*/

/*---------------------  Export Functions  --------------------------*/


void ControlvWriteByte(PSDevice pDevice, BYTE byRegType, BYTE byRegOfs, BYTE byData)
{
BYTE            byData1;

    byData1 = byData;

    CONTROLnsRequestOut(pDevice,
                        MESSAGE_TYPE_WRITE,
                        byRegOfs,
                        byRegType,
                        1,
                        &byData1
                        );

}


void ControlvReadByte(PSDevice pDevice, BYTE byRegType, BYTE byRegOfs, PBYTE pbyData)
{
NTSTATUS        ntStatus;
BYTE            byData1;


    ntStatus = CONTROLnsRequestIn(pDevice,
                                    MESSAGE_TYPE_READ,
                                    byRegOfs,
                                    byRegType,
                                    1,
                                    &byData1);

    *pbyData = byData1;

}



void ControlvMaskByte(PSDevice pDevice, BYTE byRegType, BYTE byRegOfs, BYTE byMask, BYTE byData)
{
BYTE            pbyData[2];

    pbyData[0] = byData;
    pbyData[1] = byMask;

    CONTROLnsRequestOut(pDevice,
                        MESSAGE_TYPE_WRITE_MASK,
                        byRegOfs,
                        byRegType,
                        2,
                        pbyData
                        );

}