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/module.h> 24 #include <sound/core.h> 25 #include <sound/hda_codec.h> 26 #include "hda_local.h" 27 #include "hda_auto_parser.h" 28 #include "hda_jack.h" 29 #include "hda_generic.h" 30 31 32 static const struct hda_codec_ops ca0110_patch_ops = { 33 .build_controls = snd_hda_gen_build_controls, 34 .build_pcms = snd_hda_gen_build_pcms, 35 .init = snd_hda_gen_init, 36 .free = snd_hda_gen_free, 37 .unsol_event = snd_hda_jack_unsol_event, 38 }; 39 40 static int ca0110_parse_auto_config(struct hda_codec *codec) 41 { 42 struct hda_gen_spec *spec = codec->spec; 43 int err; 44 45 err = snd_hda_parse_pin_defcfg(codec, &spec->autocfg, NULL, 0); 46 if (err < 0) 47 return err; 48 err = snd_hda_gen_parse_auto_config(codec, &spec->autocfg); 49 if (err < 0) 50 return err; 51 52 return 0; 53 } 54 55 56 static int patch_ca0110(struct hda_codec *codec) 57 { 58 struct hda_gen_spec *spec; 59 int err; 60 61 spec = kzalloc(sizeof(*spec), GFP_KERNEL); 62 if (!spec) 63 return -ENOMEM; 64 snd_hda_gen_spec_init(spec); 65 codec->spec = spec; 66 codec->patch_ops = ca0110_patch_ops; 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 return 0; 76 77 error: 78 snd_hda_gen_free(codec); 79 return err; 80 } 81 82 83 /* 84 * patch entries 85 */ 86 static const struct hda_device_id snd_hda_id_ca0110[] = { 87 HDA_CODEC_ENTRY(0x1102000a, "CA0110-IBG", patch_ca0110), 88 HDA_CODEC_ENTRY(0x1102000b, "CA0110-IBG", patch_ca0110), 89 HDA_CODEC_ENTRY(0x1102000d, "SB0880 X-Fi", patch_ca0110), 90 {} /* terminator */ 91 }; 92 MODULE_DEVICE_TABLE(hdaudio, snd_hda_id_ca0110); 93 94 MODULE_LICENSE("GPL"); 95 MODULE_DESCRIPTION("Creative CA0110-IBG HD-audio codec"); 96 97 static struct hda_codec_driver ca0110_driver = { 98 .id = snd_hda_id_ca0110, 99 }; 100 101 module_hda_codec_driver(ca0110_driver); 102