/*
* ALSA modem driver for Intel ICH (i8x0) chipsets
*
* Copyright (c) 2000 Jaroslav Kysela <perex@suse.cz>
*
* This is modified (by Sasha Khapyorsky <sashak@smlink.com>) version
* of ALSA ICH sound driver intel8x0.c .
*
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include <sound/driver.h>
#include <asm/io.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/slab.h>
#include <linux/moduleparam.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/ac97_codec.h>
#include <sound/info.h>
#include <sound/initval.h>
MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
MODULE_DESCRIPTION("Intel 82801AA,82901AB,i810,i820,i830,i840,i845,MX440; SiS 7013; NVidia MCP/2/2S/3 modems");
MODULE_LICENSE("GPL");
MODULE_SUPPORTED_DEVICE("{{Intel,82801AA-ICH},"
"{Intel,82901AB-ICH0},"
"{Intel,82801BA-ICH2},"
"{Intel,82801CA-ICH3},"
"{Intel,82801DB-ICH4},"
"{Intel,ICH5},"
"{Intel,ICH6},"
"{Intel,ICH7},"
"{Intel,MX440},"
"{SiS,7013},"
"{NVidia,NForce Modem},"
"{NVidia,NForce2 Modem},"
"{NVidia,NForce2s Modem},"
"{NVidia,NForce3 Modem},"
"{AMD,AMD768}}");
static int index[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = -2}; /* Exclude the first card */
static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */
static int ac97_clock[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
module_param_array(index, int, NULL, 0444);
MODULE_PARM_DESC(index, "Index value for Intel i8x0 modemcard.");
module_param_array(id, charp, NULL, 0444);
MODULE_PARM_DESC(id, "ID string for Intel i8x0 modemcard.");
module_param_array(enable, bool, NULL, 0444);
MODULE_PARM_DESC(enable, "Enable Intel i8x0 modemcard.");
module_param_array(ac97_clock, int, NULL, 0444);
MODULE_PARM_DESC(ac97_clock, "AC'97 codec clock (0 = auto-detect).");
/*
* Direct registers
*/
enum { DEVICE_INTEL, DEVICE_SIS, DEVICE_ALI, DEVICE_NFORCE };
#define ICHREG(x) ICH_REG_##x
#define DEFINE_REGSET(name,base) \
enum { \
ICH_REG_##name##_BDBAR = base + 0x0, /* dword - buffer descriptor list base address