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1// SPDX-License-Identifier: GPL-2.0-or-later2/*3 * Driver for PowerMac AWACS4 * Copyright (c) 2001 by Takashi Iwai <tiwai@suse.de>5 * based on dmasound.c.6 */7 8#include <linux/init.h>9#include <linux/err.h>10#include <linux/platform_device.h>11#include <linux/module.h>12#include <sound/core.h>13#include <sound/initval.h>14#include "pmac.h"15#include "awacs.h"16#include "burgundy.h"17 18#define CHIP_NAME "PMac"19 20MODULE_DESCRIPTION("PowerMac");21MODULE_LICENSE("GPL");22 23static int index = SNDRV_DEFAULT_IDX1; /* Index 0-MAX */24static char *id = SNDRV_DEFAULT_STR1; /* ID for this card */25static bool enable_beep = 1;26 27module_param(index, int, 0444);28MODULE_PARM_DESC(index, "Index value for " CHIP_NAME " soundchip.");29module_param(id, charp, 0444);30MODULE_PARM_DESC(id, "ID string for " CHIP_NAME " soundchip.");31module_param(enable_beep, bool, 0444);32MODULE_PARM_DESC(enable_beep, "Enable beep using PCM.");33 34static struct platform_device *device;35 36 37/*38 */39 40static int snd_pmac_probe(struct platform_device *devptr)41{42 struct snd_card *card;43 struct snd_pmac *chip;44 char *name_ext;45 int err;46 47 err = snd_card_new(&devptr->dev, index, id, THIS_MODULE, 0, &card);48 if (err < 0)49 return err;50 51 err = snd_pmac_new(card, &chip);52 if (err < 0)53 goto __error;54 card->private_data = chip;55 56 switch (chip->model) {57 case PMAC_BURGUNDY:58 strcpy(card->driver, "PMac Burgundy");59 strcpy(card->shortname, "PowerMac Burgundy");60 sprintf(card->longname, "%s (Dev %d) Sub-frame %d",61 card->shortname, chip->device_id, chip->subframe);62 err = snd_pmac_burgundy_init(chip);63 if (err < 0)64 goto __error;65 break;66 case PMAC_DACA:67 strcpy(card->driver, "PMac DACA");68 strcpy(card->shortname, "PowerMac DACA");69 sprintf(card->longname, "%s (Dev %d) Sub-frame %d",70 card->shortname, chip->device_id, chip->subframe);71 err = snd_pmac_daca_init(chip);72 if (err < 0)73 goto __error;74 break;75 case PMAC_TUMBLER:76 case PMAC_SNAPPER:77 name_ext = chip->model == PMAC_TUMBLER ? "Tumbler" : "Snapper";78 sprintf(card->driver, "PMac %s", name_ext);79 sprintf(card->shortname, "PowerMac %s", name_ext);80 sprintf(card->longname, "%s (Dev %d) Sub-frame %d",81 card->shortname, chip->device_id, chip->subframe);82 err = snd_pmac_tumbler_init(chip);83 if (err < 0)84 goto __error;85 err = snd_pmac_tumbler_post_init();86 if (err < 0)87 goto __error;88 break;89 case PMAC_AWACS:90 case PMAC_SCREAMER:91 name_ext = chip->model == PMAC_SCREAMER ? "Screamer" : "AWACS";92 sprintf(card->driver, "PMac %s", name_ext);93 sprintf(card->shortname, "PowerMac %s", name_ext);94 if (chip->is_pbook_3400)95 name_ext = " [PB3400]";96 else if (chip->is_pbook_G3)97 name_ext = " [PBG3]";98 else99 name_ext = "";100 sprintf(card->longname, "%s%s Rev %d",101 card->shortname, name_ext, chip->revision);102 err = snd_pmac_awacs_init(chip);103 if (err < 0)104 goto __error;105 break;106 default:107 dev_err(&devptr->dev, "unsupported hardware %d\n", chip->model);108 err = -EINVAL;109 goto __error;110 }111 112 err = snd_pmac_pcm_new(chip);113 if (err < 0)114 goto __error;115 116 chip->initialized = 1;117 if (enable_beep)118 snd_pmac_attach_beep(chip);119 120 err = snd_card_register(card);121 if (err < 0)122 goto __error;123 124 platform_set_drvdata(devptr, card);125 return 0;126 127__error:128 snd_card_free(card);129 return err;130}131 132 133static void snd_pmac_remove(struct platform_device *devptr)134{135 snd_card_free(platform_get_drvdata(devptr));136}137 138#ifdef CONFIG_PM_SLEEP139static int snd_pmac_driver_suspend(struct device *dev)140{141 struct snd_card *card = dev_get_drvdata(dev);142 snd_pmac_suspend(card->private_data);143 return 0;144}145 146static int snd_pmac_driver_resume(struct device *dev)147{148 struct snd_card *card = dev_get_drvdata(dev);149 snd_pmac_resume(card->private_data);150 return 0;151}152 153static SIMPLE_DEV_PM_OPS(snd_pmac_pm, snd_pmac_driver_suspend, snd_pmac_driver_resume);154#define SND_PMAC_PM_OPS &snd_pmac_pm155#else156#define SND_PMAC_PM_OPS NULL157#endif158 159#define SND_PMAC_DRIVER "snd_powermac"160 161static struct platform_driver snd_pmac_driver = {162 .probe = snd_pmac_probe,163 .remove_new = snd_pmac_remove,164 .driver = {165 .name = SND_PMAC_DRIVER,166 .pm = SND_PMAC_PM_OPS,167 },168};169 170static int __init alsa_card_pmac_init(void)171{172 int err;173 174 err = platform_driver_register(&snd_pmac_driver);175 if (err < 0)176 return err;177 device = platform_device_register_simple(SND_PMAC_DRIVER, -1, NULL, 0);178 return 0;179 180}181 182static void __exit alsa_card_pmac_exit(void)183{184 if (!IS_ERR(device))185 platform_device_unregister(device);186 platform_driver_unregister(&snd_pmac_driver);187}188 189module_init(alsa_card_pmac_init)190module_exit(alsa_card_pmac_exit)191