diff options
author | Jaroslav Kysela <perex@perex.cz> | 2009-11-11 12:43:01 (GMT) |
---|---|---|
committer | Takashi Iwai <tiwai@suse.de> | 2009-11-16 10:35:14 (GMT) |
commit | 3911a4c19e927738766003839aa447becbdbaa27 (patch) | |
tree | 7a9dc03cfc6776a57a6e459cd4efe5d8e16797cd /sound/pci/hda/hda_proc.c | |
parent | 2dca0bba70ce3c233be152e384580c134935332d (diff) | |
download | linux-3911a4c19e927738766003839aa447becbdbaa27.tar.xz |
ALSA: hda - proc - introduce Control: lines to show mixer<->NID assignment
This is an initial patch to show universal control<->NID assigment in
proc codec file. The change helps to debug codec related problems.
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/hda/hda_proc.c')
-rw-r--r-- | sound/pci/hda/hda_proc.c | 55 |
1 files changed, 40 insertions, 15 deletions
diff --git a/sound/pci/hda/hda_proc.c b/sound/pci/hda/hda_proc.c index f5b783c..f465cff 100644 --- a/sound/pci/hda/hda_proc.c +++ b/sound/pci/hda/hda_proc.c @@ -46,6 +46,41 @@ static const char *get_wid_type_name(unsigned int wid_value) return "UNKNOWN Widget"; } +static void print_nid_mixers(struct snd_info_buffer *buffer, + struct hda_codec *codec, hda_nid_t nid) +{ + int i; + struct hda_nid_item *items = codec->mixers.list; + struct snd_kcontrol *kctl; + for (i = 0; i < codec->mixers.used; i++) { + if (items[i].nid == nid) { + kctl = items[i].kctl; + snd_iprintf(buffer, + " Control: name=\"%s\", index=%i, device=%i\n", + kctl->id.name, kctl->id.index, kctl->id.device); + } + } +} + +static void print_nid_pcms(struct snd_info_buffer *buffer, + struct hda_codec *codec, hda_nid_t nid) +{ + int pcm, type; + struct hda_pcm *cpcm; + for (pcm = 0; pcm < codec->num_pcms; pcm++) { + cpcm = &codec->pcm_info[pcm]; + for (type = 0; type < 2; type++) { + if (cpcm->stream[type].nid != nid || cpcm->pcm == NULL) + continue; + snd_iprintf(buffer, " Device: name=\"%s\", " + "type=\"%s\", device=%i\n", + cpcm->name, + snd_hda_pcm_type_name[cpcm->pcm_type], + cpcm->pcm->device); + } + } +} + static void print_amp_caps(struct snd_info_buffer *buffer, struct hda_codec *codec, hda_nid_t nid, int dir) { @@ -309,21 +344,7 @@ static void print_audio_io(struct snd_info_buffer *buffer, struct hda_codec *codec, hda_nid_t nid, unsigned int wid_type) { - int pcm, conv; - for (pcm = 0; pcm < codec->num_pcms; pcm++) { - int type; - struct hda_pcm *cpcm = &codec->pcm_info[pcm]; - for (type = 0; type < 2; type++) { - if (cpcm->stream[type].nid != nid || cpcm->pcm == NULL) - continue; - snd_iprintf(buffer, " Device: name=\"%s\", " - "type=\"%s\", device=%i\n", - cpcm->name, - snd_hda_pcm_type_name[cpcm->pcm_type], - cpcm->pcm->device); - } - } - conv = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONV, 0); + int conv = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONV, 0); snd_iprintf(buffer, " Converter: stream=%d, channel=%d\n", (conv & AC_CONV_STREAM) >> AC_CONV_STREAM_SHIFT, @@ -471,6 +492,7 @@ static void print_gpio(struct snd_info_buffer *buffer, (data & (1<<i)) ? 1 : 0, (unsol & (1<<i)) ? 1 : 0); /* FIXME: add GPO and GPI pin information */ + print_nid_mixers(buffer, codec, nid); } static void print_codec_info(struct snd_info_entry *entry, @@ -550,6 +572,9 @@ static void print_codec_info(struct snd_info_entry *entry, snd_iprintf(buffer, " CP"); snd_iprintf(buffer, "\n"); + print_nid_mixers(buffer, codec, nid); + print_nid_pcms(buffer, codec, nid); + /* volume knob is a special widget that always have connection * list */ |