[alsa-devel] HD-Audio device unsuppored (Nvidia G2xx-series GPU implemented)
Stefan Ringel
stefan.ringel at arcor.de
Mon Dec 14 12:50:26 CET 2009
Am 14.12.2009 12:32, schrieb Takashi Iwai:
> At Sat, 12 Dec 2009 13:06:11 +0100,
> Stefan Ringel wrote:
>
>> I forgot this attachment 1.patch and alsa-info.txt.
>>
> Thanks. Now I added your patch for the Nvidia controller part.
>
> Looking through alsa-info.sh, the new Nvidia provides 4 codecs
> for 8-channel HDMI, instead of 4 pins in one codec. This is fairly
> crazy setup, but who knows why...
>
> Could you try the patch below? This is a very quick and blind hack.
>
>
> thanks,
>
> Takashi
>
> ---
> diff --git a/sound/pci/hda/patch_nvhdmi.c b/sound/pci/hda/patch_nvhdmi.c
> index 6afdab0..343ea27 100644
> --- a/sound/pci/hda/patch_nvhdmi.c
> +++ b/sound/pci/hda/patch_nvhdmi.c
> @@ -391,6 +391,180 @@ static int patch_nvhdmi_2ch(struct hda_codec *codec)
> return 0;
> }
>
> +/* 4x 2ch codecs */
> +
> +static int nvhdmi_dig_playback_pcm_close_sep_8ch(struct hda_pcm_stream *hinfo,
> + struct hda_codec *codec,
> + struct snd_pcm_substream *substream)
> +{
> + struct nvhdmi_spec *spec = codec->spec;
> + int i;
> + for (i = 0; i < 4; i++) {
> + struct hda_codec *cp = codec->bus->caddr_tbl[i];
> + if (!cp)
> + continue;
> + snd_hda_codec_write(cp, Nv_Master_Convert_nid, 0,
> + AC_VERB_SET_CHANNEL_STREAMID, 0);
> + snd_hda_codec_write(cp, Nv_Master_Convert_nid, 0,
> + AC_VERB_SET_STREAM_FORMAT, 0);
> + }
> + return snd_hda_multi_out_dig_close(codec, &spec->multiout);
> +}
> +
> +static int nvhdmi_dig_playback_pcm_prepare_sep_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;
> +
> + for (i = 0; i < 4; i++) {
> + struct hda_codec *cp = codec->bus->caddr_tbl[i];
> + if (!cp)
> + continue;
> + if (chs == 2)
> + channel_id = 0;
> + else
> + channel_id = i * 2;
> +
> + /* set the Audio InforFrame Channel Allocation */
> + snd_hda_codec_write(cp, 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(cp,
> + 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(cp,
> + Nv_Master_Convert_nid,
> + 0,
> + AC_VERB_SET_CHANNEL_STREAMID,
> + (stream_tag << 4) | channel_id);
> + /* set the stream format */
> + snd_hda_codec_write(cp,
> + 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(cp,
> + Nv_Master_Convert_nid,
> + 0,
> + AC_VERB_SET_DIGI_CONVERT_1,
> + codec->spdif_ctls & 0xff);
> + snd_hda_codec_write(cp,
> + Nv_Master_Convert_nid,
> + 0,
> + AC_VERB_SET_DIGI_CONVERT_2, dataDCC2);
> + }
> +
> + /* set the Audio Info Frame Checksum */
> + snd_hda_codec_write(cp, 0x1, 0,
> + Nv_VERB_SET_Info_Frame_Checksum,
> + (0x71 - chan - chanmask));
> + }
> +
> + mutex_unlock(&codec->spdif_mutex);
> + return 0;
> +}
> +
> +static struct hda_pcm_stream nvhdmi_pcm_digital_playback_sep_8ch = {
> + .substreams = 1,
> + .channels_min = 2,
> + .channels_max = 8,
> + .nid = Nv_Master_Convert_nid,
> + .rates = SUPPORTED_RATES,
> + .maxbps = SUPPORTED_MAXBPS,
> + .formats = SUPPORTED_FORMATS,
> + .ops = {
> + .open = nvhdmi_dig_playback_pcm_open,
> + .close = nvhdmi_dig_playback_pcm_close_sep_8ch,
> + .prepare = nvhdmi_dig_playback_pcm_prepare_sep_8ch
> + },
> +};
> +
> +static int nvhdmi_build_pcms_sep_8ch(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_sep_8ch;
> +
> + return 0;
> +}
> +
> +static struct hda_codec_ops nvhdmi_patch_ops_sep_8ch = {
> + .build_controls = nvhdmi_build_controls,
> + .build_pcms = nvhdmi_build_pcms_sep_8ch,
> + .init = nvhdmi_init,
> + .free = nvhdmi_free,
> +};
> +
> +static int patch_nvhdmi_sep_8ch(struct hda_codec *codec)
> +{
> + struct nvhdmi_spec *spec;
> +
> + if (codec->addr > 0)
> + return 0;
> +
> + 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_sep_8ch;
> +
> + return 0;
> +}
> +
> /*
> * patch entries
> */
> @@ -400,6 +574,8 @@ static struct hda_codec_preset snd_hda_preset_nvhdmi[] = {
> { .id = 0x10de0005, .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 = 0x10de000a, .name = "MCP HDMI", .patch = patch_nvhdmi_sep_8ch },
> + { .id = 0x10de000b, .name = "MCP HDMI", .patch = patch_nvhdmi_sep_8ch },
> { .id = 0x10de0067, .name = "MCP67 HDMI", .patch = patch_nvhdmi_2ch },
> { .id = 0x10de8001, .name = "MCP73 HDMI", .patch = patch_nvhdmi_2ch },
> {} /* terminator */
> @@ -410,6 +586,8 @@ MODULE_ALIAS("snd-hda-codec-id:10de0003");
> MODULE_ALIAS("snd-hda-codec-id:10de0005");
> MODULE_ALIAS("snd-hda-codec-id:10de0006");
> MODULE_ALIAS("snd-hda-codec-id:10de0007");
> +MODULE_ALIAS("snd-hda-codec-id:10de000a");
> +MODULE_ALIAS("snd-hda-codec-id:10de000b");
> MODULE_ALIAS("snd-hda-codec-id:10de0067");
> MODULE_ALIAS("snd-hda-codec-id:10de8001");
>
>
hi Takashi,
one codec-id missed (0x10de000d) and codec-name is "G2xx HDMI".
Stefan Ringel <stefan.ringel at arcor.de>
More information about the Alsa-devel
mailing list