Merge master.kernel.org:/home/rmk/linux-2.6-mmc
[linux-2.6] / sound / ppc / powermac.c
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 <sound/driver.h>
22 #include <linux/init.h>
23 #include <linux/moduleparam.h>
24 #include <sound/core.h>
25 #include <sound/initval.h>
26 #include "pmac.h"
27 #include "awacs.h"
28 #include "burgundy.h"
29
30 #define CHIP_NAME "PMac"
31
32 MODULE_DESCRIPTION("PowerMac");
33 MODULE_SUPPORTED_DEVICE("{{Apple,PowerMac}}");
34 MODULE_LICENSE("GPL");
35
36 static int index = SNDRV_DEFAULT_IDX1;          /* Index 0-MAX */
37 static char *id = SNDRV_DEFAULT_STR1;           /* ID for this card */
38 static int enable_beep = 1;
39
40 module_param(index, int, 0444);
41 MODULE_PARM_DESC(index, "Index value for " CHIP_NAME " soundchip.");
42 module_param(id, charp, 0444);
43 MODULE_PARM_DESC(id, "ID string for " CHIP_NAME " soundchip.");
44 module_param(enable_beep, bool, 0444);
45 MODULE_PARM_DESC(enable_beep, "Enable beep using PCM.");
46
47
48 /*
49  * card entry
50  */
51
52 static snd_card_t *snd_pmac_card = NULL;
53
54 /*
55  */
56
57 static int __init snd_pmac_probe(void)
58 {
59         snd_card_t *card;
60         pmac_t *chip;
61         char *name_ext;
62         int err;
63
64         card = snd_card_new(index, id, THIS_MODULE, 0);
65         if (card == NULL)
66                 return -ENOMEM;
67
68         if ((err = snd_pmac_new(card, &chip)) < 0)
69                 goto __error;
70
71         switch (chip->model) {
72         case PMAC_BURGUNDY:
73                 strcpy(card->driver, "PMac Burgundy");
74                 strcpy(card->shortname, "PowerMac Burgundy");
75                 sprintf(card->longname, "%s (Dev %d) Sub-frame %d",
76                         card->shortname, chip->device_id, chip->subframe);
77                 if ((err = snd_pmac_burgundy_init(chip)) < 0)
78                         goto __error;
79                 break;
80         case PMAC_DACA:
81                 strcpy(card->driver, "PMac DACA");
82                 strcpy(card->shortname, "PowerMac DACA");
83                 sprintf(card->longname, "%s (Dev %d) Sub-frame %d",
84                         card->shortname, chip->device_id, chip->subframe);
85                 if ((err = snd_pmac_daca_init(chip)) < 0)
86                         goto __error;
87                 break;
88         case PMAC_TUMBLER:
89         case PMAC_SNAPPER:
90                 name_ext = chip->model == PMAC_TUMBLER ? "Tumbler" : "Snapper";
91                 sprintf(card->driver, "PMac %s", name_ext);
92                 sprintf(card->shortname, "PowerMac %s", name_ext);
93                 sprintf(card->longname, "%s (Dev %d) Sub-frame %d",
94                         card->shortname, chip->device_id, chip->subframe);
95                 if ( snd_pmac_tumbler_init(chip) < 0 || snd_pmac_tumbler_post_init() < 0)
96                         goto __error;
97                 break;
98         case PMAC_TOONIE:
99                 strcpy(card->driver, "PMac Toonie");
100                 strcpy(card->shortname, "PowerMac Toonie");
101                 strcpy(card->longname, card->shortname);
102                 if ((err = snd_pmac_toonie_init(chip)) < 0)
103                         goto __error;
104                 break;
105         case PMAC_AWACS:
106         case PMAC_SCREAMER:
107                 name_ext = chip->model == PMAC_SCREAMER ? "Screamer" : "AWACS";
108                 sprintf(card->driver, "PMac %s", name_ext);
109                 sprintf(card->shortname, "PowerMac %s", name_ext);
110                 if (chip->is_pbook_3400)
111                         name_ext = " [PB3400]";
112                 else if (chip->is_pbook_G3)
113                         name_ext = " [PBG3]";
114                 else
115                         name_ext = "";
116                 sprintf(card->longname, "%s%s Rev %d",
117                         card->shortname, name_ext, chip->revision);
118                 if ((err = snd_pmac_awacs_init(chip)) < 0)
119                         goto __error;
120                 break;
121         default:
122                 snd_printk("unsupported hardware %d\n", chip->model);
123                 err = -EINVAL;
124                 goto __error;
125         }
126
127         if ((err = snd_pmac_pcm_new(chip)) < 0)
128                 goto __error;
129
130         chip->initialized = 1;
131         if (enable_beep)
132                 snd_pmac_attach_beep(chip);
133
134         if ((err = snd_card_set_generic_dev(card)) < 0)
135                 goto __error;
136
137         if ((err = snd_card_register(card)) < 0)
138                 goto __error;
139
140         snd_pmac_card = card;
141         return 0;
142
143 __error:
144         snd_card_free(card);
145         return err;
146 }
147
148
149 /*
150  * MODULE stuff
151  */
152
153 static int __init alsa_card_pmac_init(void)
154 {
155         int err;
156         if ((err = snd_pmac_probe()) < 0)
157                 return err;
158         return 0;
159
160 }
161
162 static void __exit alsa_card_pmac_exit(void)
163 {
164         if (snd_pmac_card)
165                 snd_card_free(snd_pmac_card);
166 }
167
168 module_init(alsa_card_pmac_init)
169 module_exit(alsa_card_pmac_exit)