diff options
Diffstat (limited to 'sound/pci/hda/patch_nvhdmi.c')
| -rw-r--r-- | sound/pci/hda/patch_nvhdmi.c | 195 |
1 files changed, 0 insertions, 195 deletions
diff --git a/sound/pci/hda/patch_nvhdmi.c b/sound/pci/hda/patch_nvhdmi.c deleted file mode 100644 index d57d8132a06..00000000000 --- a/sound/pci/hda/patch_nvhdmi.c +++ /dev/null @@ -1,195 +0,0 @@ -/* - * Universal Interface for Intel High Definition Audio Codec - * - * HD audio interface patch for NVIDIA HDMI codecs - * - * Copyright (c) 2008 NVIDIA Corp. All rights reserved. - * Copyright (c) 2008 Wei Ni <wni@nvidia.com> - * - * - * This driver is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This driver is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#include <linux/init.h> -#include <linux/delay.h> -#include <linux/slab.h> -#include <sound/core.h> -#include "hda_codec.h" -#include "hda_local.h" - -struct nvhdmi_spec { - struct hda_multi_out multiout; - - struct hda_pcm pcm_rec; -}; - -static struct hda_verb nvhdmi_basic_init[] = { - /* enable digital output on pin widget */ - { 0x05, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT }, - {} /* terminator */ -}; - -/* - * Controls - */ -static int nvhdmi_build_controls(struct hda_codec *codec) -{ - struct nvhdmi_spec *spec = codec->spec; - int err; - - err = snd_hda_create_spdif_out_ctls(codec, spec->multiout.dig_out_nid); - if (err < 0) - return err; - - return 0; -} - -static int nvhdmi_init(struct hda_codec *codec) -{ - snd_hda_sequence_write(codec, nvhdmi_basic_init); - return 0; -} - -/* - * Digital out - */ -static int nvhdmi_dig_playback_pcm_open(struct hda_pcm_stream *hinfo, - struct hda_codec *codec, - struct snd_pcm_substream *substream) -{ - struct nvhdmi_spec *spec = codec->spec; - return snd_hda_multi_out_dig_open(codec, &spec->multiout); -} - -static int nvhdmi_dig_playback_pcm_close(struct hda_pcm_stream *hinfo, - struct hda_codec *codec, - struct snd_pcm_substream *substream) -{ - struct nvhdmi_spec *spec = codec->spec; - return snd_hda_multi_out_dig_close(codec, &spec->multiout); -} - -static int nvhdmi_dig_playback_pcm_prepare(struct hda_pcm_stream *hinfo, - struct hda_codec *codec, - unsigned int stream_tag, - unsigned int format, - struct snd_pcm_substream *substream) -{ - struct nvhdmi_spec *spec = codec->spec; - return snd_hda_multi_out_dig_prepare(codec, &spec->multiout, stream_tag, - format, substream); -} - -static struct hda_pcm_stream nvhdmi_pcm_digital_playback = { - .substreams = 1, - .channels_min = 2, - .channels_max = 2, - .nid = 0x4, /* NID to query formats and rates and setup streams */ - .rates = SNDRV_PCM_RATE_48000, - .maxbps = 16, - .formats = SNDRV_PCM_FMTBIT_S16_LE, - .ops = { - .open = nvhdmi_dig_playback_pcm_open, - .close = nvhdmi_dig_playback_pcm_close, - .prepare = nvhdmi_dig_playback_pcm_prepare - }, -}; - -static int nvhdmi_build_pcms(struct hda_codec *codec) -{ - struct nvhdmi_spec *spec = codec->spec; - struct hda_pcm *info = &spec->pcm_rec; - - codec->num_pcms = 1; - codec->pcm_info = info; - - info->name = "NVIDIA HDMI"; - info->pcm_type = HDA_PCM_TYPE_HDMI; - info->stream[SNDRV_PCM_STREAM_PLAYBACK] = nvhdmi_pcm_digital_playback; - - return 0; -} - -static void nvhdmi_free(struct hda_codec *codec) -{ - kfree(codec->spec); -} - -static struct hda_codec_ops nvhdmi_patch_ops = { - .build_controls = nvhdmi_build_controls, - .build_pcms = nvhdmi_build_pcms, - .init = nvhdmi_init, - .free = nvhdmi_free, -}; - -static int patch_nvhdmi(struct hda_codec *codec) -{ - struct nvhdmi_spec *spec; - - spec = kzalloc(sizeof(*spec), GFP_KERNEL); - if (spec == NULL) - return -ENOMEM; - - codec->spec = spec; - - spec->multiout.num_dacs = 0; /* no analog */ - spec->multiout.max_channels = 2; - spec->multiout.dig_out_nid = 0x4; /* NID for copying analog to digital, - * seems to be unused in pure-digital - * case. */ - - codec->patch_ops = nvhdmi_patch_ops; - - return 0; -} - -/* - * patch entries - */ -static struct hda_codec_preset snd_hda_preset_nvhdmi[] = { - { .id = 0x10de0002, .name = "MCP78 HDMI", .patch = patch_nvhdmi }, - { .id = 0x10de0006, .name = "MCP78 HDMI", .patch = patch_nvhdmi }, - { .id = 0x10de0007, .name = "MCP7A HDMI", .patch = patch_nvhdmi }, - { .id = 0x10de0067, .name = "MCP67 HDMI", .patch = patch_nvhdmi }, - { .id = 0x10de8001, .name = "MCP73 HDMI", .patch = patch_nvhdmi }, - {} /* terminator */ -}; - -MODULE_ALIAS("snd-hda-codec-id:10de0002"); -MODULE_ALIAS("snd-hda-codec-id:10de0006"); -MODULE_ALIAS("snd-hda-codec-id:10de0007"); -MODULE_ALIAS("snd-hda-codec-id:10de0067"); -MODULE_ALIAS("snd-hda-codec-id:10de8001"); - -MODULE_LICENSE("GPL"); -MODULE_DESCRIPTION("Nvidia HDMI HD-audio codec"); - -static struct hda_codec_preset_list nvhdmi_list = { - .preset = snd_hda_preset_nvhdmi, - .owner = THIS_MODULE, -}; - -static int __init patch_nvhdmi_init(void) -{ - return snd_hda_add_codec_preset(&nvhdmi_list); -} - -static void __exit patch_nvhdmi_exit(void) -{ - snd_hda_delete_codec_preset(&nvhdmi_list); -} - -module_init(patch_nvhdmi_init) -module_exit(patch_nvhdmi_exit) |