181 lines
4.4 KiB
C
181 lines
4.4 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Driver for PowerMac AWACS
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* Copyright (c) 2001 by Takashi Iwai <tiwai@suse.de>
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* based on dmasound.c.
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*/
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#include <linux/init.h>
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#include <linux/err.h>
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#include <linux/platform_device.h>
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#include <linux/module.h>
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#include <sound/core.h>
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#include <sound/initval.h>
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#include "pmac.h"
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#include "awacs.h"
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#include "burgundy.h"
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#define CHIP_NAME "PMac"
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MODULE_DESCRIPTION("PowerMac");
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MODULE_LICENSE("GPL");
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static int index = SNDRV_DEFAULT_IDX1; /* Index 0-MAX */
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static char *id = SNDRV_DEFAULT_STR1; /* ID for this card */
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static bool enable_beep = 1;
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module_param(index, int, 0444);
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MODULE_PARM_DESC(index, "Index value for " CHIP_NAME " soundchip.");
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module_param(id, charp, 0444);
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MODULE_PARM_DESC(id, "ID string for " CHIP_NAME " soundchip.");
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module_param(enable_beep, bool, 0444);
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MODULE_PARM_DESC(enable_beep, "Enable beep using PCM.");
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static struct platform_device *device;
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/*
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*/
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static int snd_pmac_probe(struct platform_device *devptr)
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{
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struct snd_card *card;
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struct snd_pmac *chip;
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char *name_ext;
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int err;
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err = snd_card_new(&devptr->dev, index, id, THIS_MODULE, 0, &card);
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if (err < 0)
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return err;
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if ((err = snd_pmac_new(card, &chip)) < 0)
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goto __error;
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card->private_data = chip;
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switch (chip->model) {
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case PMAC_BURGUNDY:
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strcpy(card->driver, "PMac Burgundy");
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strcpy(card->shortname, "PowerMac Burgundy");
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sprintf(card->longname, "%s (Dev %d) Sub-frame %d",
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card->shortname, chip->device_id, chip->subframe);
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if ((err = snd_pmac_burgundy_init(chip)) < 0)
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goto __error;
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break;
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case PMAC_DACA:
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strcpy(card->driver, "PMac DACA");
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strcpy(card->shortname, "PowerMac DACA");
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sprintf(card->longname, "%s (Dev %d) Sub-frame %d",
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card->shortname, chip->device_id, chip->subframe);
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if ((err = snd_pmac_daca_init(chip)) < 0)
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goto __error;
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break;
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case PMAC_TUMBLER:
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case PMAC_SNAPPER:
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name_ext = chip->model == PMAC_TUMBLER ? "Tumbler" : "Snapper";
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sprintf(card->driver, "PMac %s", name_ext);
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sprintf(card->shortname, "PowerMac %s", name_ext);
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sprintf(card->longname, "%s (Dev %d) Sub-frame %d",
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card->shortname, chip->device_id, chip->subframe);
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if ( snd_pmac_tumbler_init(chip) < 0 || snd_pmac_tumbler_post_init() < 0)
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goto __error;
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break;
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case PMAC_AWACS:
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case PMAC_SCREAMER:
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name_ext = chip->model == PMAC_SCREAMER ? "Screamer" : "AWACS";
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sprintf(card->driver, "PMac %s", name_ext);
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sprintf(card->shortname, "PowerMac %s", name_ext);
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if (chip->is_pbook_3400)
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name_ext = " [PB3400]";
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else if (chip->is_pbook_G3)
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name_ext = " [PBG3]";
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else
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name_ext = "";
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sprintf(card->longname, "%s%s Rev %d",
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card->shortname, name_ext, chip->revision);
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if ((err = snd_pmac_awacs_init(chip)) < 0)
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goto __error;
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break;
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default:
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snd_printk(KERN_ERR "unsupported hardware %d\n", chip->model);
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err = -EINVAL;
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goto __error;
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}
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if ((err = snd_pmac_pcm_new(chip)) < 0)
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goto __error;
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chip->initialized = 1;
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if (enable_beep)
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snd_pmac_attach_beep(chip);
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if ((err = snd_card_register(card)) < 0)
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goto __error;
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platform_set_drvdata(devptr, card);
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return 0;
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__error:
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snd_card_free(card);
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return err;
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}
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static int snd_pmac_remove(struct platform_device *devptr)
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{
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snd_card_free(platform_get_drvdata(devptr));
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return 0;
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}
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#ifdef CONFIG_PM_SLEEP
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static int snd_pmac_driver_suspend(struct device *dev)
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{
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struct snd_card *card = dev_get_drvdata(dev);
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snd_pmac_suspend(card->private_data);
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return 0;
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}
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static int snd_pmac_driver_resume(struct device *dev)
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{
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struct snd_card *card = dev_get_drvdata(dev);
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snd_pmac_resume(card->private_data);
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return 0;
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}
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static SIMPLE_DEV_PM_OPS(snd_pmac_pm, snd_pmac_driver_suspend, snd_pmac_driver_resume);
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#define SND_PMAC_PM_OPS &snd_pmac_pm
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#else
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#define SND_PMAC_PM_OPS NULL
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#endif
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#define SND_PMAC_DRIVER "snd_powermac"
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static struct platform_driver snd_pmac_driver = {
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.probe = snd_pmac_probe,
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.remove = snd_pmac_remove,
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.driver = {
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.name = SND_PMAC_DRIVER,
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.pm = SND_PMAC_PM_OPS,
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},
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};
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static int __init alsa_card_pmac_init(void)
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{
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int err;
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if ((err = platform_driver_register(&snd_pmac_driver)) < 0)
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return err;
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device = platform_device_register_simple(SND_PMAC_DRIVER, -1, NULL, 0);
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return 0;
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}
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static void __exit alsa_card_pmac_exit(void)
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{
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if (!IS_ERR(device))
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platform_device_unregister(device);
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platform_driver_unregister(&snd_pmac_driver);
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}
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module_init(alsa_card_pmac_init)
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module_exit(alsa_card_pmac_exit)
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