linux/sound/ppc/powermac.c

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/*
* 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 <linux/init.h>
#include <linux/err.h>
#include <linux/platform_device.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.");
static struct platform_device *device;
/*
*/
static int __init snd_pmac_probe(struct platform_device *devptr)
{
struct snd_card *card;
struct snd_pmac *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;
card->private_data = chip;
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_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);
snd_card_set_dev(card, &devptr->dev);
if ((err = snd_card_register(card)) < 0)
goto __error;
platform_set_drvdata(devptr, card);
return 0;
__error:
snd_card_free(card);
return err;
}
static int __devexit snd_pmac_remove(struct platform_device *devptr)
{
snd_card_free(platform_get_drvdata(devptr));
platform_set_drvdata(devptr, NULL);
return 0;
}
#ifdef CONFIG_PM
static int snd_pmac_driver_suspend(struct platform_device *devptr, pm_message_t state)
{
struct snd_card *card = platform_get_drvdata(devptr);
snd_pmac_suspend(card->private_data);
return 0;
}
static int snd_pmac_driver_resume(struct platform_device *devptr)
{
struct snd_card *card = platform_get_drvdata(devptr);
snd_pmac_resume(card->private_data);
return 0;
}
#endif
#define SND_PMAC_DRIVER "snd_powermac"
static struct platform_driver snd_pmac_driver = {
.probe = snd_pmac_probe,
.remove = __devexit_p(snd_pmac_remove),
#ifdef CONFIG_PM
.suspend = snd_pmac_driver_suspend,
.resume = snd_pmac_driver_resume,
#endif
.driver = {
.name = SND_PMAC_DRIVER
},
};
static int __init alsa_card_pmac_init(void)
{
int err;
if ((err = platform_driver_register(&snd_pmac_driver)) < 0)
return err;
device = platform_device_register_simple(SND_PMAC_DRIVER, -1, NULL, 0);
return 0;
}
static void __exit alsa_card_pmac_exit(void)
{
if (!IS_ERR(device))
platform_device_unregister(device);
platform_driver_unregister(&snd_pmac_driver);
}
module_init(alsa_card_pmac_init)
module_exit(alsa_card_pmac_exit)