1/*
2 * Driver for PowerMac AWACS
3 * Copyright (c) 2001 by Takashi Iwai <tiwai@suse.de>
4 *   based on dmasound.c.
5 *
6 *   This program is free software; you can redistribute it and/or modify
7 *   it under the terms of the GNU General Public License as published by
8 *   the Free Software Foundation; either version 2 of the License, or
9 *   (at your option) any later version.
10 *
11 *   This program is distributed in the hope that it will be useful,
12 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
13 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14 *   GNU General Public License for more details.
15 *
16 *   You should have received a copy of the GNU General Public License
17 *   along with this program; if not, write to the Free Software
18 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
19 */
20
21#include <linux/init.h>
22#include <linux/err.h>
23#include <linux/platform_device.h>
24#include <linux/moduleparam.h>
25#include <sound/core.h>
26#include <sound/initval.h>
27#include "pmac.h"
28#include "awacs.h"
29#include "burgundy.h"
30
31#define CHIP_NAME "PMac"
32
33MODULE_DESCRIPTION("PowerMac");
34MODULE_SUPPORTED_DEVICE("{{Apple,PowerMac}}");
35MODULE_LICENSE("GPL");
36
37static int index = SNDRV_DEFAULT_IDX1;		/* Index 0-MAX */
38static char *id = SNDRV_DEFAULT_STR1;		/* ID for this card */
39static int enable_beep = 1;
40
41module_param(index, int, 0444);
42MODULE_PARM_DESC(index, "Index value for " CHIP_NAME " soundchip.");
43module_param(id, charp, 0444);
44MODULE_PARM_DESC(id, "ID string for " CHIP_NAME " soundchip.");
45module_param(enable_beep, bool, 0444);
46MODULE_PARM_DESC(enable_beep, "Enable beep using PCM.");
47
48static struct platform_device *device;
49
50
51/*
52 */
53
54static int __devinit snd_pmac_probe(struct platform_device *devptr)
55{
56	struct snd_card *card;
57	struct snd_pmac *chip;
58	char *name_ext;
59	int err;
60
61	err = snd_card_create(index, id, THIS_MODULE, 0, &card);
62	if (err < 0)
63		return err;
64
65	if ((err = snd_pmac_new(card, &chip)) < 0)
66		goto __error;
67	card->private_data = chip;
68
69	switch (chip->model) {
70	case PMAC_BURGUNDY:
71		strcpy(card->driver, "PMac Burgundy");
72		strcpy(card->shortname, "PowerMac Burgundy");
73		sprintf(card->longname, "%s (Dev %d) Sub-frame %d",
74			card->shortname, chip->device_id, chip->subframe);
75		if ((err = snd_pmac_burgundy_init(chip)) < 0)
76			goto __error;
77		break;
78	case PMAC_DACA:
79		strcpy(card->driver, "PMac DACA");
80		strcpy(card->shortname, "PowerMac DACA");
81		sprintf(card->longname, "%s (Dev %d) Sub-frame %d",
82			card->shortname, chip->device_id, chip->subframe);
83		if ((err = snd_pmac_daca_init(chip)) < 0)
84			goto __error;
85		break;
86	case PMAC_TUMBLER:
87	case PMAC_SNAPPER:
88		name_ext = chip->model == PMAC_TUMBLER ? "Tumbler" : "Snapper";
89		sprintf(card->driver, "PMac %s", name_ext);
90		sprintf(card->shortname, "PowerMac %s", name_ext);
91		sprintf(card->longname, "%s (Dev %d) Sub-frame %d",
92			card->shortname, chip->device_id, chip->subframe);
93		if ( snd_pmac_tumbler_init(chip) < 0 || snd_pmac_tumbler_post_init() < 0)
94			goto __error;
95		break;
96	case PMAC_AWACS:
97	case PMAC_SCREAMER:
98		name_ext = chip->model == PMAC_SCREAMER ? "Screamer" : "AWACS";
99		sprintf(card->driver, "PMac %s", name_ext);
100		sprintf(card->shortname, "PowerMac %s", name_ext);
101		if (chip->is_pbook_3400)
102			name_ext = " [PB3400]";
103		else if (chip->is_pbook_G3)
104			name_ext = " [PBG3]";
105		else
106			name_ext = "";
107		sprintf(card->longname, "%s%s Rev %d",
108			card->shortname, name_ext, chip->revision);
109		if ((err = snd_pmac_awacs_init(chip)) < 0)
110			goto __error;
111		break;
112	default:
113		snd_printk(KERN_ERR "unsupported hardware %d\n", chip->model);
114		err = -EINVAL;
115		goto __error;
116	}
117
118	if ((err = snd_pmac_pcm_new(chip)) < 0)
119		goto __error;
120
121	chip->initialized = 1;
122	if (enable_beep)
123		snd_pmac_attach_beep(chip);
124
125	snd_card_set_dev(card, &devptr->dev);
126
127	if ((err = snd_card_register(card)) < 0)
128		goto __error;
129
130	platform_set_drvdata(devptr, card);
131	return 0;
132
133__error:
134	snd_card_free(card);
135	return err;
136}
137
138
139static int __devexit snd_pmac_remove(struct platform_device *devptr)
140{
141	snd_card_free(platform_get_drvdata(devptr));
142	platform_set_drvdata(devptr, NULL);
143	return 0;
144}
145
146#ifdef CONFIG_PM
147static int snd_pmac_driver_suspend(struct platform_device *devptr, pm_message_t state)
148{
149	struct snd_card *card = platform_get_drvdata(devptr);
150	snd_pmac_suspend(card->private_data);
151	return 0;
152}
153
154static int snd_pmac_driver_resume(struct platform_device *devptr)
155{
156	struct snd_card *card = platform_get_drvdata(devptr);
157	snd_pmac_resume(card->private_data);
158	return 0;
159}
160#endif
161
162#define SND_PMAC_DRIVER		"snd_powermac"
163
164static struct platform_driver snd_pmac_driver = {
165	.probe		= snd_pmac_probe,
166	.remove		= __devexit_p(snd_pmac_remove),
167#ifdef CONFIG_PM
168	.suspend	= snd_pmac_driver_suspend,
169	.resume		= snd_pmac_driver_resume,
170#endif
171	.driver		= {
172		.name	= SND_PMAC_DRIVER
173	},
174};
175
176static int __init alsa_card_pmac_init(void)
177{
178	int err;
179
180	if ((err = platform_driver_register(&snd_pmac_driver)) < 0)
181		return err;
182	device = platform_device_register_simple(SND_PMAC_DRIVER, -1, NULL, 0);
183	return 0;
184
185}
186
187static void __exit alsa_card_pmac_exit(void)
188{
189	if (!IS_ERR(device))
190		platform_device_unregister(device);
191	platform_driver_unregister(&snd_pmac_driver);
192}
193
194module_init(alsa_card_pmac_init)
195module_exit(alsa_card_pmac_exit)
196