diff options
| author | Takashi Iwai <tiwai@suse.de> | 2009-10-01 16:38:11 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2009-10-01 16:38:11 +0200 |
| commit | 02d3332285377c9de395c2b5b792805d43923fd0 (patch) | |
| tree | 6d835a3ddd8176427be24be9ddc6596585ceed27 | |
| parent | 3db6c037c6954ed6d98ef199938e4004fea96908 (diff) | |
| download | linux-02d3332285377c9de395c2b5b792805d43923fd0.tar.bz2 | |
ALSA: hda - Fix digita/analog mic auto-switching with IDT codecs
When the auto-mic switching between an analog and a digital mic is
needed with IDT codecs, the current driver doesn't reset the connection
of the digital mux.
This patch fixes the behavior by checking both mux connections properly.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
| -rw-r--r-- | sound/pci/hda/patch_sigmatel.c | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index 826137ec3002..a9b26828a651 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -182,8 +182,8 @@ struct sigmatel_jack { struct sigmatel_mic_route { hda_nid_t pin; - unsigned char mux_idx; - unsigned char dmux_idx; + signed char mux_idx; + signed char dmux_idx; }; struct sigmatel_spec { @@ -3469,18 +3469,26 @@ static int set_mic_route(struct hda_codec *codec, break; if (i <= AUTO_PIN_FRONT_MIC) { /* analog pin */ - mic->dmux_idx = 0; i = get_connection_index(codec, spec->mux_nids[0], pin); if (i < 0) return -1; mic->mux_idx = i; + mic->dmux_idx = -1; + if (spec->dmux_nids) + mic->dmux_idx = get_connection_index(codec, + spec->dmux_nids[0], + spec->mux_nids[0]); } else if (spec->dmux_nids) { /* digital pin */ - mic->mux_idx = 0; i = get_connection_index(codec, spec->dmux_nids[0], pin); if (i < 0) return -1; mic->dmux_idx = i; + mic->mux_idx = -1; + if (spec->mux_nids) + mic->mux_idx = get_connection_index(codec, + spec->mux_nids[0], + spec->dmux_nids[0]); } return 0; } @@ -4557,11 +4565,11 @@ static void stac92xx_mic_detect(struct hda_codec *codec) mic = &spec->ext_mic; else mic = &spec->int_mic; - if (mic->dmux_idx) + if (mic->dmux_idx >= 0) snd_hda_codec_write_cache(codec, spec->dmux_nids[0], 0, AC_VERB_SET_CONNECT_SEL, mic->dmux_idx); - else + if (mic->mux_idx >= 0) snd_hda_codec_write_cache(codec, spec->mux_nids[0], 0, AC_VERB_SET_CONNECT_SEL, mic->mux_idx); |