https://github.com/torvalds/linux
Tip revision: 741b2252a5e14d6c60a913c77a6099abe73a854a authored by Linus Torvalds on 28 October 2005, 00:02:08 UTC
Linux v2.6.14
Linux v2.6.14
Tip revision: 741b225
powermac.c
/*
* Driver for PowerMac AWACS
* Copyright (c) 2001 by Takashi Iwai <tiwai@suse.de>
* based on dmasound.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 <linux/init.h>
#include <linux/moduleparam.h>
#include <sound/core.h>
#include <sound/initval.h>
#include "pmac.h"
#include "awacs.h"
#include "burgundy.h"
#define CHIP_NAME "PMac"
MODULE_DESCRIPTION("PowerMac");
MODULE_SUPPORTED_DEVICE("{{Apple,PowerMac}}");
MODULE_LICENSE("GPL");
static int index = SNDRV_DEFAULT_IDX1; /* Index 0-MAX */
static char *id = SNDRV_DEFAULT_STR1; /* ID for this card */
static int enable_beep = 1;
module_param(index, int, 0444);
MODULE_PARM_DESC(index, "Index value for " CHIP_NAME " soundchip.");
module_param(id, charp, 0444);
MODULE_PARM_DESC(id, "ID string for " CHIP_NAME " soundchip.");
module_param(enable_beep, bool, 0444);
MODULE_PARM_DESC(enable_beep, "Enable beep using PCM.");
/*
* card entry
*/
static snd_card_t *snd_pmac_card = NULL;
/*
*/
static int __init snd_pmac_probe(void)
{
snd_card_t *card;
pmac_t *chip;
char *name_ext;
int err;
card = snd_card_new(index, id, THIS_MODULE, 0);
if (card == NULL)
return -ENOMEM;
if ((err = snd_pmac_new(card, &chip)) < 0)
goto __error;
switch (chip->model) {
case PMAC_BURGUNDY:
strcpy(card->driver, "PMac Burgundy");
strcpy(card->shortname, "PowerMac Burgundy");
sprintf(card->longname, "%s (Dev %d) Sub-frame %d",
card->shortname, chip->device_id, chip->subframe);
if ((err = snd_pmac_burgundy_init(chip)) < 0)
goto __error;
break;
case PMAC_DACA:
strcpy(card->driver, "PMac DACA");
strcpy(card->shortname, "PowerMac DACA");
sprintf(card->longname, "%s (Dev %d) Sub-frame %d",
card->shortname, chip->device_id, chip->subframe);
if ((err = snd_pmac_daca_init(chip)) < 0)
goto __error;
break;
case PMAC_TUMBLER:
case PMAC_SNAPPER:
name_ext = chip->model == PMAC_TUMBLER ? "Tumbler" : "Snapper";
sprintf(card->driver, "PMac %s", name_ext);
sprintf(card->shortname, "PowerMac %s", name_ext);
sprintf(card->longname, "%s (Dev %d) Sub-frame %d",
card->shortname, chip->device_id, chip->subframe);
if ( snd_pmac_tumbler_init(chip) < 0 || snd_pmac_tumbler_post_init() < 0)
goto __error;
break;
case PMAC_TOONIE:
strcpy(card->driver, "PMac Toonie");
strcpy(card->shortname, "PowerMac Toonie");
strcpy(card->longname, card->shortname);
if ((err = snd_pmac_toonie_init(chip)) < 0)
goto __error;
break;
case PMAC_AWACS:
case PMAC_SCREAMER:
name_ext = chip->model == PMAC_SCREAMER ? "Screamer" : "AWACS";
sprintf(card->driver, "PMac %s", name_ext);
sprintf(card->shortname, "PowerMac %s", name_ext);
if (chip->is_pbook_3400)
name_ext = " [PB3400]";
else if (chip->is_pbook_G3)
name_ext = " [PBG3]";
else
name_ext = "";
sprintf(card->longname, "%s%s Rev %d",
card->shortname, name_ext, chip->revision);
if ((err = snd_pmac_awacs_init(chip)) < 0)
goto __error;
break;
default:
snd_printk("unsupported hardware %d\n", chip->model);
err = -EINVAL;
goto __error;
}
if ((err = snd_pmac_pcm_new(chip)) < 0)
goto __error;
chip->initialized = 1;
if (enable_beep)
snd_pmac_attach_beep(chip);
if ((err = snd_card_set_generic_dev(card)) < 0)
goto __error;
if ((err = snd_card_register(card)) < 0)
goto __error;
snd_pmac_card = card;
return 0;
__error:
snd_card_free(card);
return err;
}
/*
* MODULE stuff
*/
static int __init alsa_card_pmac_init(void)
{
int err;
if ((err = snd_pmac_probe()) < 0)
return err;
return 0;
}
static void __exit alsa_card_pmac_exit(void)
{
if (snd_pmac_card)
snd_card_free(snd_pmac_card);
}
module_init(alsa_card_pmac_init)
module_exit(alsa_card_pmac_exit)