// SPDX-License-Identifier: GPL-2.0-or-later

  /*
   * Driver for PowerMac AWACS
   * Copyright (c) 2001 by Takashi Iwai <tiwai@suse.de>
   *   based on dmasound.c.

   */

  #include <linux/init.h>

  #include <linux/err.h>
  #include <linux/platform_device.h>

  #include <linux/module.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 bool 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 snd_pmac_probe(struct platform_device *devptr)

  {

  	struct snd_card *card;
  	struct snd_pmac *chip;

  	char *name_ext;
  	int err;

  	err = snd_card_new(&devptr->dev, index, id, THIS_MODULE, 0, &card);

  	if (err < 0)
  		return err;

  
  	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(KERN_ERR "unsupported hardware %d
  ", 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_register(card)) < 0)
  		goto __error;

  	platform_set_drvdata(devptr, card);

  	return 0;
  
  __error:
  	snd_card_free(card);
  	return err;
  }

  static int snd_pmac_remove(struct platform_device *devptr)

  {
  	snd_card_free(platform_get_drvdata(devptr));

  	return 0;
  }

  #ifdef CONFIG_PM_SLEEP

  static int snd_pmac_driver_suspend(struct device *dev)

  {

  	struct snd_card *card = dev_get_drvdata(dev);

  	snd_pmac_suspend(card->private_data);
  	return 0;
  }

  static int snd_pmac_driver_resume(struct device *dev)

  {

  	struct snd_card *card = dev_get_drvdata(dev);

  	snd_pmac_resume(card->private_data);
  	return 0;
  }

  
  static SIMPLE_DEV_PM_OPS(snd_pmac_pm, snd_pmac_driver_suspend, snd_pmac_driver_resume);
  #define SND_PMAC_PM_OPS	&snd_pmac_pm
  #else
  #define SND_PMAC_PM_OPS	NULL

  #endif
  
  #define SND_PMAC_DRIVER		"snd_powermac"
  
  static struct platform_driver snd_pmac_driver = {
  	.probe		= snd_pmac_probe,

  	.remove		= snd_pmac_remove,

  	.driver		= {

  		.name	= SND_PMAC_DRIVER,

  		.pm	= SND_PMAC_PM_OPS,

  	},
  };

  
  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)