release/src-rt-6.x.4708/linux/linux-2.6.36/sound/pci/oxygen/virtuoso.c

   1 /*
   2  * C-Media CMI8788 driver for Asus Xonar cards
   3  *
   4  * Copyright (c) Clemens Ladisch <clemens@ladisch.de>
   5  *
   6  *
   7  *  This driver is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License, version 2.
   9  *
  10  *  This driver is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with this driver; if not, write to the Free Software
  17  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  18  */
  19
  20 #include <linux/pci.h>
  21 #include <linux/delay.h>
  22 #include <sound/core.h>
  23 #include <sound/initval.h>
  24 #include <sound/pcm.h>
  25 #include "xonar.h"
  26
  27 MODULE_AUTHOR("Clemens Ladisch <clemens@ladisch.de>");
  28 MODULE_DESCRIPTION("Asus AVx00 driver");
  29 MODULE_LICENSE("GPL v2");
  30 MODULE_SUPPORTED_DEVICE("{{Asus,AV100},{Asus,AV200}}");
  31
  32 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
  33 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
  34 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
  35
  36 module_param_array(index, int, NULL, 0444);
  37 MODULE_PARM_DESC(index, "card index");
  38 module_param_array(id, charp, NULL, 0444);
  39 MODULE_PARM_DESC(id, "ID string");
  40 module_param_array(enable, bool, NULL, 0444);
  41 MODULE_PARM_DESC(enable, "enable card");
  42
  43 static DEFINE_PCI_DEVICE_TABLE(xonar_ids) = {
  44         { OXYGEN_PCI_SUBID(0x1043, 0x8269) },
  45         { OXYGEN_PCI_SUBID(0x1043, 0x8275) },
  46         { OXYGEN_PCI_SUBID(0x1043, 0x82b7) },
  47         { OXYGEN_PCI_SUBID(0x1043, 0x8314) },
  48         { OXYGEN_PCI_SUBID(0x1043, 0x8327) },
  49         { OXYGEN_PCI_SUBID(0x1043, 0x834f) },
  50         { OXYGEN_PCI_SUBID(0x1043, 0x835c) },
  51         { OXYGEN_PCI_SUBID(0x1043, 0x835d) },
  52         { OXYGEN_PCI_SUBID(0x1043, 0x838e) },
  53         { OXYGEN_PCI_SUBID_BROKEN_EEPROM },
  54         { }
  55 };
  56 MODULE_DEVICE_TABLE(pci, xonar_ids);
  57
  58 static int __devinit get_xonar_model(struct oxygen *chip,
  59                                      const struct pci_device_id *id)
  60 {
  61         if (get_xonar_pcm179x_model(chip, id) >= 0)
  62                 return 0;
  63         if (get_xonar_cs43xx_model(chip, id) >= 0)
  64                 return 0;
  65         if (get_xonar_wm87x6_model(chip, id) >= 0)
  66                 return 0;
  67         return -EINVAL;
  68 }
  69
  70 static int __devinit xonar_probe(struct pci_dev *pci,
  71                                  const struct pci_device_id *pci_id)
  72 {
  73         static int dev;
  74         int err;
  75
  76         if (dev >= SNDRV_CARDS)
  77                 return -ENODEV;
  78         if (!enable[dev]) {
  79                 ++dev;
  80                 return -ENOENT;
  81         }
  82         err = oxygen_pci_probe(pci, index[dev], id[dev], THIS_MODULE,
  83                                xonar_ids, get_xonar_model);
  84         if (err >= 0)
  85                 ++dev;
  86         return err;
  87 }
  88
  89 static struct pci_driver xonar_driver = {
  90         .name = "AV200",
  91         .id_table = xonar_ids,
  92         .probe = xonar_probe,
  93         .remove = __devexit_p(oxygen_pci_remove),
  94 #ifdef CONFIG_PM
  95         .suspend = oxygen_pci_suspend,
  96         .resume = oxygen_pci_resume,
  97 #endif
  98         .shutdown = oxygen_pci_shutdown,
  99 };
 100
 101 static int __init alsa_card_xonar_init(void)
 102 {
 103         return pci_register_driver(&xonar_driver);
 104 }
 105
 106 static void __exit alsa_card_xonar_exit(void)
 107 {
 108         pci_unregister_driver(&xonar_driver);
 109 }
 110
 111 module_init(alsa_card_xonar_init)
 112 module_exit(alsa_card_xonar_exit)