LXR linux/sound/pci/hda/patch

   1/*
   2 * HD audio interface patch for Creative X-Fi CA0110-IBG chip
   3 *
   4 * Copyright (c) 2008 Takashi Iwai <tiwai@suse.de>
   5 *
   6 *  This driver 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 driver 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/slab.h>
  23#include <linux/pci.h>
  24#include <linux/module.h>
  25#include <sound/core.h>
  26#include "hda_codec.h"
  27#include "hda_local.h"
  28#include "hda_auto_parser.h"
  29#include "hda_jack.h"
  30#include "hda_generic.h"
  31
  32
  33static const struct hda_codec_ops ca0110_patch_ops = {
  34        .build_controls = snd_hda_gen_build_controls,
  35        .build_pcms = snd_hda_gen_build_pcms,
  36        .init = snd_hda_gen_init,
  37        .free = snd_hda_gen_free,
  38        .unsol_event = snd_hda_jack_unsol_event,
  39};
  40
  41static int ca0110_parse_auto_config(struct hda_codec *codec)
  42{
  43        struct hda_gen_spec *spec = codec->spec;
  44        int err;
  45
  46        err = snd_hda_parse_pin_defcfg(codec, &spec->autocfg, NULL, 0);
  47        if (err < 0)
  48                return err;
  49        err = snd_hda_gen_parse_auto_config(codec, &spec->autocfg);
  50        if (err < 0)
  51                return err;
  52
  53        return 0;
  54}
  55
  56
  57static int patch_ca0110(struct hda_codec *codec)
  58{
  59        struct hda_gen_spec *spec;
  60        int err;
  61
  62        spec = kzalloc(sizeof(*spec), GFP_KERNEL);
  63        if (!spec)
  64                return -ENOMEM;
  65        snd_hda_gen_spec_init(spec);
  66        codec->spec = spec;
  67
  68        spec->multi_cap_vol = 1;
  69        codec->bus->needs_damn_long_delay = 1;
  70
  71        err = ca0110_parse_auto_config(codec);
  72        if (err < 0)
  73                goto error;
  74
  75        codec->patch_ops = ca0110_patch_ops;
  76
  77        return 0;
  78
  79 error:
  80        snd_hda_gen_free(codec);
  81        return err;
  82}
  83
  84
  85/*
  86 * patch entries
  87 */
  88static const struct hda_codec_preset snd_hda_preset_ca0110[] = {
  89        { .id = 0x1102000a, .name = "CA0110-IBG", .patch = patch_ca0110 },
  90        { .id = 0x1102000b, .name = "CA0110-IBG", .patch = patch_ca0110 },
  91        { .id = 0x1102000d, .name = "SB0880 X-Fi", .patch = patch_ca0110 },
  92        {} /* terminator */
  93};
  94
  95MODULE_ALIAS("snd-hda-codec-id:1102000a");
  96MODULE_ALIAS("snd-hda-codec-id:1102000b");
  97MODULE_ALIAS("snd-hda-codec-id:1102000d");
  98
  99MODULE_LICENSE("GPL");
 100MODULE_DESCRIPTION("Creative CA0110-IBG HD-audio codec");
 101
 102static struct hda_codec_preset_list ca0110_list = {
 103        .preset = snd_hda_preset_ca0110,
 104        .owner = THIS_MODULE,
 105};
 106
 107static int __init patch_ca0110_init(void)
 108{
 109        return snd_hda_add_codec_preset(&ca0110_list);
 110}
 111
 112static void __exit patch_ca0110_exit(void)
 113{
 114        snd_hda_delete_codec_preset(&ca0110_list);
 115}
 116
 117module_init(patch_ca0110_init)
 118module_exit(patch_ca0110_exit)
 119