1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Driver for PowerMac AWACS
4 * Copyright (c) 2001 by Takashi Iwai <tiwai@suse.de>
8 #include <linux/init.h>
10 #include <linux/platform_device.h>
11 #include <linux/module.h>
12 #include <sound/core.h>
13 #include <sound/initval.h>
18 #define CHIP_NAME "PMac"
20 MODULE_DESCRIPTION("PowerMac");
21 MODULE_LICENSE("GPL");
23 static int index = SNDRV_DEFAULT_IDX1; /* Index 0-MAX */
24 static char *id = SNDRV_DEFAULT_STR1; /* ID for this card */
25 static bool enable_beep = 1;
27 module_param(index, int, 0444);
28 MODULE_PARM_DESC(index, "Index value for " CHIP_NAME " soundchip.");
29 module_param(id, charp, 0444);
30 MODULE_PARM_DESC(id, "ID string for " CHIP_NAME " soundchip.");
31 module_param(enable_beep, bool, 0444);
32 MODULE_PARM_DESC(enable_beep, "Enable beep using PCM.");
34 static struct platform_device *device;
40 static int snd_pmac_probe(struct platform_device *devptr)
42 struct snd_card *card;
43 struct snd_pmac *chip;
47 err = snd_card_new(&devptr->dev, index, id, THIS_MODULE, 0, &card);
51 if ((err = snd_pmac_new(card, &chip)) < 0)
53 card->private_data = chip;
55 switch (chip->model) {
57 strcpy(card->driver, "PMac Burgundy");
58 strcpy(card->shortname, "PowerMac Burgundy");
59 sprintf(card->longname, "%s (Dev %d) Sub-frame %d",
60 card->shortname, chip->device_id, chip->subframe);
61 if ((err = snd_pmac_burgundy_init(chip)) < 0)
65 strcpy(card->driver, "PMac DACA");
66 strcpy(card->shortname, "PowerMac DACA");
67 sprintf(card->longname, "%s (Dev %d) Sub-frame %d",
68 card->shortname, chip->device_id, chip->subframe);
69 if ((err = snd_pmac_daca_init(chip)) < 0)
74 name_ext = chip->model == PMAC_TUMBLER ? "Tumbler" : "Snapper";
75 sprintf(card->driver, "PMac %s", name_ext);
76 sprintf(card->shortname, "PowerMac %s", name_ext);
77 sprintf(card->longname, "%s (Dev %d) Sub-frame %d",
78 card->shortname, chip->device_id, chip->subframe);
79 if ( snd_pmac_tumbler_init(chip) < 0 || snd_pmac_tumbler_post_init() < 0)
84 name_ext = chip->model == PMAC_SCREAMER ? "Screamer" : "AWACS";
85 sprintf(card->driver, "PMac %s", name_ext);
86 sprintf(card->shortname, "PowerMac %s", name_ext);
87 if (chip->is_pbook_3400)
88 name_ext = " [PB3400]";
89 else if (chip->is_pbook_G3)
93 sprintf(card->longname, "%s%s Rev %d",
94 card->shortname, name_ext, chip->revision);
95 if ((err = snd_pmac_awacs_init(chip)) < 0)
99 snd_printk(KERN_ERR "unsupported hardware %d\n", chip->model);
104 if ((err = snd_pmac_pcm_new(chip)) < 0)
107 chip->initialized = 1;
109 snd_pmac_attach_beep(chip);
111 if ((err = snd_card_register(card)) < 0)
114 platform_set_drvdata(devptr, card);
123 static int snd_pmac_remove(struct platform_device *devptr)
125 snd_card_free(platform_get_drvdata(devptr));
129 #ifdef CONFIG_PM_SLEEP
130 static int snd_pmac_driver_suspend(struct device *dev)
132 struct snd_card *card = dev_get_drvdata(dev);
133 snd_pmac_suspend(card->private_data);
137 static int snd_pmac_driver_resume(struct device *dev)
139 struct snd_card *card = dev_get_drvdata(dev);
140 snd_pmac_resume(card->private_data);
144 static SIMPLE_DEV_PM_OPS(snd_pmac_pm, snd_pmac_driver_suspend, snd_pmac_driver_resume);
145 #define SND_PMAC_PM_OPS &snd_pmac_pm
147 #define SND_PMAC_PM_OPS NULL
150 #define SND_PMAC_DRIVER "snd_powermac"
152 static struct platform_driver snd_pmac_driver = {
153 .probe = snd_pmac_probe,
154 .remove = snd_pmac_remove,
156 .name = SND_PMAC_DRIVER,
157 .pm = SND_PMAC_PM_OPS,
161 static int __init alsa_card_pmac_init(void)
165 if ((err = platform_driver_register(&snd_pmac_driver)) < 0)
167 device = platform_device_register_simple(SND_PMAC_DRIVER, -1, NULL, 0);
172 static void __exit alsa_card_pmac_exit(void)
175 platform_device_unregister(device);
176 platform_driver_unregister(&snd_pmac_driver);
179 module_init(alsa_card_pmac_init)
180 module_exit(alsa_card_pmac_exit)