1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Driver for PowerMac AWACS
4 * 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		else
99			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		snd_printk(KERN_ERR "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_SLEEP
139static 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_pm
155#else
156#define SND_PMAC_PM_OPS	NULL
157#endif
158
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