linux/drivers/char/mwave/tp3780i.c

/*
*
* tp3780i.c -- board driver for 3780i on ThinkPads
*
*
* Written By: Mike Sullivan IBM Corporation
*
* Copyright (C) 1999 IBM Corporation
*
* 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.
*
* NO WARRANTY
* THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
* CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
* LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
* solely responsible for determining the appropriateness of using and
* distributing the Program and assumes all risks associated with its
* exercise of rights under this Agreement, including but not limited to
* the risks and costs of program errors, damage to or loss of data,
* programs or equipment, and unavailability or interruption of operations.
*
* DISCLAIMER OF LIABILITY
* NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
* TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
* USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
* HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
*
* 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*
*
* 10/23/2000 - Alpha Release
*	First release to the public
*/

#include <linux/interrupt.h>
#include <linux/kernel.h>
#include <linux/ptrace.h>
#include <linux/ioport.h>
#include <asm/io.h>
#include "smapi.h"
#include "mwavedd.h"
#include "tp3780i.h"
#include "3780i.h"
#include "mwavepub.h"

static unsigned short s_ausThinkpadIrqToField[16] = …;
static unsigned short s_ausThinkpadDmaToField[8] = …;
static unsigned short s_numIrqs = …, s_numDmas = …;


static void EnableSRAM(THINKPAD_BD_DATA * pBDData)
{ … }


static irqreturn_t UartInterrupt(int irq, void *dev_id)
{ … }

static irqreturn_t DspInterrupt(int irq, void *dev_id)
{ … }


int tp3780I_InitializeBoardData(THINKPAD_BD_DATA * pBDData)
{ … }

void tp3780I_Cleanup(THINKPAD_BD_DATA *pBDData)
{ … }

int tp3780I_CalcResources(THINKPAD_BD_DATA * pBDData)
{ … }


int tp3780I_ClaimResources(THINKPAD_BD_DATA * pBDData)
{ … }

int tp3780I_ReleaseResources(THINKPAD_BD_DATA * pBDData)
{ … }



int tp3780I_EnableDSP(THINKPAD_BD_DATA * pBDData)
{ … }


int tp3780I_DisableDSP(THINKPAD_BD_DATA * pBDData)
{ … }


int tp3780I_ResetDSP(THINKPAD_BD_DATA * pBDData)
{ … }


int tp3780I_StartDSP(THINKPAD_BD_DATA * pBDData)
{ … }


int tp3780I_QueryAbilities(THINKPAD_BD_DATA * pBDData, MW_ABILITIES * pAbilities)
{ … }

int tp3780I_ReadWriteDspDStore(THINKPAD_BD_DATA * pBDData, unsigned int uOpcode,
                               void __user *pvBuffer, unsigned int uCount,
                               unsigned long ulDSPAddr)
{ … }


int tp3780I_ReadWriteDspIStore(THINKPAD_BD_DATA * pBDData, unsigned int uOpcode,
                               void __user *pvBuffer, unsigned int uCount,
                               unsigned long ulDSPAddr)
{ … }