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authorHarald Welte <HaraldWelte@viatech.com>2008-09-09 16:02:09 +0800
committerJaroslav Kysela <perex@perex.cz>2008-09-09 18:52:04 +0200
commit98aa34c0501f78bf7d3de82d96d27f4a2b450477 (patch)
tree809ffe2b2652c5358bff374952c698bcd1f69147 /sound
parent0aa62aef611006704226095bad9cd80246ce00c9 (diff)
ALSA: HDA patch_via.c: Second S/PDIF (HDMI) support
The VT1702 and VT1708S have a second S/PDIF output which is used to connect to a HDMI transmitter. This patch adds support for it. Signed-off-by: Harald Welte <HaraldWelte@viatech.com> Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Jaroslav Kysela <perex@perex.cz>
Diffstat (limited to 'sound')
-rw-r--r--sound/pci/hda/patch_via.c81
1 files changed, 80 insertions, 1 deletions
diff --git a/sound/pci/hda/patch_via.c b/sound/pci/hda/patch_via.c
index 4e4d2c5b261..6e360d39c02 100644
--- a/sound/pci/hda/patch_via.c
+++ b/sound/pci/hda/patch_via.c
@@ -34,6 +34,7 @@
/* 2008-03-06 Lydia Wang Add VT1702 codec and VT1708S codec support */
/* 2008-04-09 Lydia Wang Add mute front speaker when HP plugin */
/* 2008-04-09 Lydia Wang Add Independent HP feature */
+/* 2008-05-28 Lydia Wang Add second S/PDIF Out support for VT1702 */
/* */
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
@@ -122,9 +123,11 @@ struct via_spec {
char *stream_name_digital;
struct hda_pcm_stream *stream_digital_playback;
struct hda_pcm_stream *stream_digital_capture;
+ struct hda_pcm_stream *stream_extra_digital_playback;
/* playback */
struct hda_multi_out multiout;
+ hda_nid_t extra_dig_out_nid;
/* capture */
unsigned int num_adc_nids;
@@ -136,7 +139,7 @@ struct via_spec {
unsigned int cur_mux[3];
/* PCM information */
- struct hda_pcm pcm_rec[2];
+ struct hda_pcm pcm_rec[3];
/* dynamic controls, init_verbs and input_mux */
struct auto_pin_cfg autocfg;
@@ -664,6 +667,36 @@ static int via_dig_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
stream_tag, format, substream);
}
+/* setup SPDIF output stream */
+static void setup_dig_playback_stream(struct hda_codec *codec, hda_nid_t nid,
+ unsigned int stream_tag, unsigned int format)
+{
+ /* turn off SPDIF once; otherwise the IEC958 bits won't be updated */
+ if (codec->spdif_ctls & AC_DIG1_ENABLE)
+ snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_DIGI_CONVERT_1,
+ codec->spdif_ctls & ~AC_DIG1_ENABLE & 0xff);
+ snd_hda_codec_setup_stream(codec, nid, stream_tag, 0, format);
+ /* turn on again (if needed) */
+ if (codec->spdif_ctls & AC_DIG1_ENABLE)
+ snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_DIGI_CONVERT_1,
+ codec->spdif_ctls & 0xff);
+}
+
+static int via_extra_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 via_spec *spec = codec->spec;
+
+ mutex_lock(&codec->spdif_mutex);
+ setup_dig_playback_stream(codec, spec->extra_dig_out_nid, stream_tag,
+ format);
+ mutex_unlock(&codec->spdif_mutex);
+ return 0;
+}
+
/*
* Analog capture
*/
@@ -769,6 +802,13 @@ static int via_build_controls(struct hda_codec *codec)
if (err < 0)
return err;
spec->multiout.share_spdif = 1;
+
+ if (spec->extra_dig_out_nid) {
+ err = snd_hda_create_spdif_out_ctls(codec,
+ spec->extra_dig_out_nid);
+ if (err < 0)
+ return err;
+ }
}
if (spec->dig_in_nid) {
err = snd_hda_create_spdif_in_ctls(codec, spec->dig_in_nid);
@@ -814,6 +854,17 @@ static int via_build_pcms(struct hda_codec *codec)
}
}
+ if (spec->extra_dig_out_nid) {
+ codec->num_pcms++;
+ info++;
+ info->name = spec->stream_name_digital;
+ info->pcm_type = HDA_PCM_TYPE_HDMI;
+ info->stream[SNDRV_PCM_STREAM_PLAYBACK] =
+ *(spec->stream_extra_digital_playback);
+ info->stream[SNDRV_PCM_STREAM_PLAYBACK].nid =
+ spec->extra_dig_out_nid;
+ }
+
return 0;
}
@@ -2466,6 +2517,16 @@ static struct hda_pcm_stream vt1708S_pcm_digital_playback = {
},
};
+static struct hda_pcm_stream vt1708S_pcm_extra_digital_playback = {
+ .substreams = 1,
+ .channels_min = 2,
+ .channels_max = 2,
+ /* NID is set in via_build_pcms */
+ .ops = {
+ .prepare = via_extra_dig_playback_pcm_prepare
+ },
+};
+
/* fill in the dac_nids table from the parsed pin configuration */
static int vt1708S_auto_fill_dac_nids(struct via_spec *spec,
const struct auto_pin_cfg *cfg)
@@ -2702,6 +2763,8 @@ static int vt1708S_parse_auto_config(struct hda_codec *codec)
if (spec->autocfg.dig_out_pin)
spec->multiout.dig_out_nid = VT1708S_DIGOUT_NID;
+ spec->extra_dig_out_nid = 0x15;
+
if (spec->kctl_alloc)
spec->mixers[spec->num_mixers++] = spec->kctl_alloc;
@@ -2753,6 +2816,8 @@ static int patch_vt1708S(struct hda_codec *codec)
spec->stream_name_digital = "VT1708S Digital";
spec->stream_digital_playback = &vt1708S_pcm_digital_playback;
+ spec->stream_extra_digital_playback =
+ &vt1708S_pcm_extra_digital_playback;
if (!spec->adc_nids && spec->input_mux) {
spec->adc_nids = vt1708S_adc_nids;
@@ -2867,6 +2932,16 @@ static struct hda_pcm_stream vt1702_pcm_digital_playback = {
},
};
+static struct hda_pcm_stream vt1702_pcm_extra_digital_playback = {
+ .substreams = 1,
+ .channels_min = 2,
+ .channels_max = 2,
+ /* NID is set in via_build_pcms */
+ .ops = {
+ .prepare = via_extra_dig_playback_pcm_prepare
+ },
+};
+
/* fill in the dac_nids table from the parsed pin configuration */
static int vt1702_auto_fill_dac_nids(struct via_spec *spec,
const struct auto_pin_cfg *cfg)
@@ -3018,6 +3093,8 @@ static int vt1702_parse_auto_config(struct hda_codec *codec)
if (spec->autocfg.dig_out_pin)
spec->multiout.dig_out_nid = VT1702_DIGOUT_NID;
+ spec->extra_dig_out_nid = 0x1B;
+
if (spec->kctl_alloc)
spec->mixers[spec->num_mixers++] = spec->kctl_alloc;
@@ -3071,6 +3148,8 @@ static int patch_vt1702(struct hda_codec *codec)
spec->stream_name_digital = "VT1702 Digital";
spec->stream_digital_playback = &vt1702_pcm_digital_playback;
+ spec->stream_extra_digital_playback =
+ &vt1702_pcm_extra_digital_playback;
if (!spec->adc_nids && spec->input_mux) {
spec->adc_nids = vt1702_adc_nids;