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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 | |
33 | MODULE_DESCRIPTION("PowerMac"); |
34 | MODULE_SUPPORTED_DEVICE("{{Apple,PowerMac}}"); |
35 | MODULE_LICENSE("GPL"); |
36 | |
37 | static int index = SNDRV_DEFAULT_IDX1; /* Index 0-MAX */ |
38 | static char *id = SNDRV_DEFAULT_STR1; /* ID for this card */ |
39 | static int enable_beep = 1; |
40 | |
41 | module_param(index, int, 0444); |
42 | MODULE_PARM_DESC(index, "Index value for " CHIP_NAME " soundchip."); |
43 | module_param(id, charp, 0444); |
44 | MODULE_PARM_DESC(id, "ID string for " CHIP_NAME " soundchip."); |
45 | module_param(enable_beep, bool, 0444); |
46 | MODULE_PARM_DESC(enable_beep, "Enable beep using PCM."); |
47 | |
48 | static struct platform_device *device; |
49 | |
50 | |
51 | /* |
52 | */ |
53 | |
54 | static 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 | |
139 | static 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 |
147 | static 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 | |
154 | static 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 | |
164 | static 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 | |
176 | static 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 | |
187 | static 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 | |
194 | module_init(alsa_card_pmac_init) |
195 | module_exit(alsa_card_pmac_exit) |
196 |
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Tags:
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