From 946fd244b4d58f0dcffbeec5f57cb5b70afebf4c Mon Sep 17 00:00:00 2001 From: Wei Ni Date: Mon, 1 Jun 2009 16:37:28 +0800 Subject: [PATCH] Support NVIDIA 8 channel HDMI audio Support 8 channel HDMI audio for MCP78/7A Signed-off-by: Wei Ni --- sound/pci/hda/patch_nvhdmi.c | 279 +++++++++++++++++++++++++++++++++++++----- 1 files changed, 248 insertions(+), 31 deletions(-) diff --git a/sound/pci/hda/patch_nvhdmi.c b/sound/pci/hda/patch_nvhdmi.c index d57d813..f5792e2 100644 --- a/sound/pci/hda/patch_nvhdmi.c +++ b/sound/pci/hda/patch_nvhdmi.c @@ -35,9 +35,28 @@ struct nvhdmi_spec { struct hda_pcm pcm_rec; }; +#define Nv_VERB_SET_Channel_Allocation 0xF79 +#define Nv_VERB_SET_Info_Frame_Checksum 0xF7A +#define Nv_VERB_SET_Audio_Protection_On 0xF98 +#define Nv_VERB_SET_Audio_Protection_Off 0xF99 + +#define Nv_Master_Convert_nid 0x04 +#define Nv_Master_Pin_nid 0x05 + +static hda_nid_t nvhdmi_convert_nids[4] = { + /*front, rear, clfe, rear_surr */ + 0x6, 0x8, 0xa, 0xc, +}; + static struct hda_verb nvhdmi_basic_init[] = { + /* set audio protect on */ + { 0x1, Nv_VERB_SET_Audio_Protection_On, 0x1}, /* enable digital output on pin widget */ - { 0x05, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT }, + { 0x5, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 }, + { 0x7, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 }, + { 0x9, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 }, + { 0xb, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 }, + { 0xd, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 }, {} /* terminator */ }; @@ -66,48 +85,205 @@ static int nvhdmi_init(struct hda_codec *codec) * Digital out */ static int nvhdmi_dig_playback_pcm_open(struct hda_pcm_stream *hinfo, - struct hda_codec *codec, - struct snd_pcm_substream *substream) + 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) +static int nvhdmi_dig_playback_pcm_close_8ch(struct hda_pcm_stream *hinfo, + struct hda_codec *codec, + struct snd_pcm_substream *substream) { struct nvhdmi_spec *spec = codec->spec; + int i; + + snd_hda_codec_write(codec, Nv_Master_Convert_nid, + 0, AC_VERB_SET_CHANNEL_STREAMID, 0); + for (i = 0; i < 4; i++) { + /* set the stream id */ + snd_hda_codec_write(codec, nvhdmi_convert_nids[i], 0, + AC_VERB_SET_CHANNEL_STREAMID, 0); + /* set the stream format */ + snd_hda_codec_write(codec, nvhdmi_convert_nids[i], 0, + AC_VERB_SET_STREAM_FORMAT, 0); + } + 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) +static int nvhdmi_dig_playback_pcm_close_2ch(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_8ch(struct hda_pcm_stream *hinfo, + struct hda_codec *codec, + unsigned int stream_tag, + unsigned int format, + struct snd_pcm_substream *substream) +{ + int chs; + unsigned int dataDCC1, dataDCC2, chan, chanmask, channel_id; + int i; + + mutex_lock(&codec->spdif_mutex); + + chs = substream->runtime->channels; + chan = chs ? (chs - 1) : 1; + + switch (chs) { + default: + case 0: + case 2: + chanmask = 0x00; + break; + case 4: + chanmask = 0x08; + break; + case 6: + chanmask = 0x0b; + break; + case 8: + chanmask = 0x13; + break; + } + dataDCC1 = AC_DIG1_ENABLE | AC_DIG1_COPYRIGHT; + dataDCC2 = 0x2; + + /* set the Audio InforFrame Channel Allocation */ + snd_hda_codec_write(codec, 0x1, 0, + Nv_VERB_SET_Channel_Allocation, chanmask); + + /* turn off SPDIF once; otherwise the IEC958 bits won't be updated */ + if (codec->spdif_status_reset && (codec->spdif_ctls & AC_DIG1_ENABLE)) + snd_hda_codec_write(codec, + Nv_Master_Convert_nid, + 0, + AC_VERB_SET_DIGI_CONVERT_1, + codec->spdif_ctls & ~AC_DIG1_ENABLE & 0xff); + + /* set the stream id */ + snd_hda_codec_write(codec, Nv_Master_Convert_nid, 0, + AC_VERB_SET_CHANNEL_STREAMID, (stream_tag << 4) | 0x0); + + /* set the stream format */ + snd_hda_codec_write(codec, Nv_Master_Convert_nid, 0, + AC_VERB_SET_STREAM_FORMAT, format); + + /* turn on again (if needed) */ + /* enable and set the channel status audio/data flag */ + if (codec->spdif_status_reset && (codec->spdif_ctls & AC_DIG1_ENABLE)) { + snd_hda_codec_write(codec, + Nv_Master_Convert_nid, + 0, + AC_VERB_SET_DIGI_CONVERT_1, + codec->spdif_ctls & 0xff); + snd_hda_codec_write(codec, + Nv_Master_Convert_nid, + 0, + AC_VERB_SET_DIGI_CONVERT_2, dataDCC2); + } + + for (i = 0; i < 4; i++) { + if (chs == 2) + channel_id = 0; + else + channel_id = i * 2; + + /* turn off SPDIF once; + *otherwise the IEC958 bits won't be updated + */ + if (codec->spdif_status_reset && + (codec->spdif_ctls & AC_DIG1_ENABLE)) + snd_hda_codec_write(codec, + nvhdmi_convert_nids[i], + 0, + AC_VERB_SET_DIGI_CONVERT_1, + codec->spdif_ctls & ~AC_DIG1_ENABLE & 0xff); + /* set the stream id */ + snd_hda_codec_write(codec, + nvhdmi_convert_nids[i], + 0, + AC_VERB_SET_CHANNEL_STREAMID, + (stream_tag << 4) | channel_id); + /* set the stream format */ + snd_hda_codec_write(codec, + nvhdmi_convert_nids[i], + 0, + AC_VERB_SET_STREAM_FORMAT, + format); + /* turn on again (if needed) */ + /* enable and set the channel status audio/data flag */ + if (codec->spdif_status_reset && + (codec->spdif_ctls & AC_DIG1_ENABLE)) { + snd_hda_codec_write(codec, + nvhdmi_convert_nids[i], + 0, + AC_VERB_SET_DIGI_CONVERT_1, + codec->spdif_ctls & 0xff); + snd_hda_codec_write(codec, + nvhdmi_convert_nids[i], + 0, + AC_VERB_SET_DIGI_CONVERT_2, dataDCC2); + } + } + + /* set the Audio Info Frame Checksum */ + snd_hda_codec_write(codec, 0x1, 0, + Nv_VERB_SET_Info_Frame_Checksum, + (0x71 - chan - chanmask)); + + mutex_unlock(&codec->spdif_mutex); + return 0; +} + +static int nvhdmi_dig_playback_pcm_prepare_2ch(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); + format, substream); } -static struct hda_pcm_stream nvhdmi_pcm_digital_playback = { +static struct hda_pcm_stream nvhdmi_pcm_digital_playback_8ch = { + .substreams = 1, + .channels_min = 2, + .channels_max = 8, + .nid = Nv_Master_Convert_nid, + .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_8ch, + .prepare = nvhdmi_dig_playback_pcm_prepare_8ch + }, +}; + +static struct hda_pcm_stream nvhdmi_pcm_digital_playback_2ch = { .substreams = 1, .channels_min = 2, .channels_max = 2, - .nid = 0x4, /* NID to query formats and rates and setup streams */ + .nid = Nv_Master_Convert_nid, .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 + .close = nvhdmi_dig_playback_pcm_close_2ch, + .prepare = nvhdmi_dig_playback_pcm_prepare_2ch }, }; -static int nvhdmi_build_pcms(struct hda_codec *codec) +static int nvhdmi_build_pcms_8ch(struct hda_codec *codec) { struct nvhdmi_spec *spec = codec->spec; struct hda_pcm *info = &spec->pcm_rec; @@ -117,7 +293,24 @@ static int nvhdmi_build_pcms(struct hda_codec *codec) info->name = "NVIDIA HDMI"; info->pcm_type = HDA_PCM_TYPE_HDMI; - info->stream[SNDRV_PCM_STREAM_PLAYBACK] = nvhdmi_pcm_digital_playback; + info->stream[SNDRV_PCM_STREAM_PLAYBACK] + = nvhdmi_pcm_digital_playback_8ch; + + return 0; +} + +static int nvhdmi_build_pcms_2ch(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_2ch; return 0; } @@ -127,14 +320,40 @@ static void nvhdmi_free(struct hda_codec *codec) kfree(codec->spec); } -static struct hda_codec_ops nvhdmi_patch_ops = { +static struct hda_codec_ops nvhdmi_patch_ops_8ch = { + .build_controls = nvhdmi_build_controls, + .build_pcms = nvhdmi_build_pcms_8ch, + .init = nvhdmi_init, + .free = nvhdmi_free, +}; + +static struct hda_codec_ops nvhdmi_patch_ops_2ch = { .build_controls = nvhdmi_build_controls, - .build_pcms = nvhdmi_build_pcms, + .build_pcms = nvhdmi_build_pcms_2ch, .init = nvhdmi_init, .free = nvhdmi_free, }; -static int patch_nvhdmi(struct hda_codec *codec) +static int patch_nvhdmi_8ch(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 = 8; + spec->multiout.dig_out_nid = Nv_Master_Convert_nid; + + codec->patch_ops = nvhdmi_patch_ops_8ch; + + return 0; +} + +static int patch_nvhdmi_2ch(struct hda_codec *codec) { struct nvhdmi_spec *spec; @@ -144,13 +363,11 @@ static int patch_nvhdmi(struct hda_codec *codec) codec->spec = spec; - spec->multiout.num_dacs = 0; /* no analog */ + 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. */ + spec->multiout.dig_out_nid = Nv_Master_Convert_nid; - codec->patch_ops = nvhdmi_patch_ops; + codec->patch_ops = nvhdmi_patch_ops_2ch; return 0; } @@ -159,11 +376,11 @@ static int patch_nvhdmi(struct hda_codec *codec) * 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 }, + { .id = 0x10de0002, .name = "MCP78 HDMI", .patch = patch_nvhdmi_8ch }, + { .id = 0x10de0006, .name = "MCP78 HDMI", .patch = patch_nvhdmi_8ch }, + { .id = 0x10de0007, .name = "MCP7A HDMI", .patch = patch_nvhdmi_8ch }, + { .id = 0x10de0067, .name = "MCP67 HDMI", .patch = patch_nvhdmi_2ch }, + { .id = 0x10de8001, .name = "MCP73 HDMI", .patch = patch_nvhdmi_2ch }, {} /* terminator */ }; -- 1.5.6