Version:  2.0.40 2.2.26 2.4.37 3.0 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 3.10 3.11 3.12 3.13 3.14 3.15 3.16

Linux/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 <linux/init.h>
 22 #include <linux/err.h>
 23 #include <linux/platform_device.h>
 24 #include <linux/module.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 bool 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 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_new(&devptr->dev, 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         if ((err = snd_card_register(card)) < 0)
126                 goto __error;
127 
128         platform_set_drvdata(devptr, card);
129         return 0;
130 
131 __error:
132         snd_card_free(card);
133         return err;
134 }
135 
136 
137 static int snd_pmac_remove(struct platform_device *devptr)
138 {
139         snd_card_free(platform_get_drvdata(devptr));
140         return 0;
141 }
142 
143 #ifdef CONFIG_PM_SLEEP
144 static int snd_pmac_driver_suspend(struct device *dev)
145 {
146         struct snd_card *card = dev_get_drvdata(dev);
147         snd_pmac_suspend(card->private_data);
148         return 0;
149 }
150 
151 static int snd_pmac_driver_resume(struct device *dev)
152 {
153         struct snd_card *card = dev_get_drvdata(dev);
154         snd_pmac_resume(card->private_data);
155         return 0;
156 }
157 
158 static SIMPLE_DEV_PM_OPS(snd_pmac_pm, snd_pmac_driver_suspend, snd_pmac_driver_resume);
159 #define SND_PMAC_PM_OPS &snd_pmac_pm
160 #else
161 #define SND_PMAC_PM_OPS NULL
162 #endif
163 
164 #define SND_PMAC_DRIVER         "snd_powermac"
165 
166 static struct platform_driver snd_pmac_driver = {
167         .probe          = snd_pmac_probe,
168         .remove         = snd_pmac_remove,
169         .driver         = {
170                 .name   = SND_PMAC_DRIVER,
171                 .owner  = THIS_MODULE,
172                 .pm     = SND_PMAC_PM_OPS,
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 

This page was automatically generated by LXR 0.3.1 (source).  •  Linux is a registered trademark of Linus Torvalds  •  Contact us