From 0ad1b5b619e4f053dfdcef9dfc68cc5142d86961 Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Fri, 13 May 2011 16:43:12 +0200 Subject: [PATCH] ALSA: hda - Check AMP CAP at initialization of Conexant auto-parser Some codecs have no mute caps in audio I/O widgets. Signed-off-by: Takashi Iwai --- sound/pci/hda/patch_conexant.c | 28 ++++++++++++++++++++-------- 1 file changed, 20 insertions(+), 8 deletions(-) diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c index d63e15b8937a..19416e305be6 100644 --- a/sound/pci/hda/patch_conexant.c +++ b/sound/pci/hda/patch_conexant.c @@ -3549,11 +3549,17 @@ static void cx_auto_init_output(struct hda_codec *codec) struct conexant_spec *spec = codec->spec; struct auto_pin_cfg *cfg = &spec->autocfg; hda_nid_t nid; - int i; + int i, val; - for (i = 0; i < spec->multiout.num_dacs; i++) - snd_hda_codec_write(codec, spec->multiout.dac_nids[i], 0, - AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_MUTE); + for (i = 0; i < spec->multiout.num_dacs; i++) { + nid = spec->multiout.dac_nids[i]; + if (query_amp_caps(codec, nid, HDA_OUTPUT) & AC_AMPCAP_MUTE) + val = AMP_OUT_MUTE; + else + val = AMP_OUT_ZERO; + snd_hda_codec_write(codec, nid, 0, + AC_VERB_SET_AMP_GAIN_MUTE, val); + } for (i = 0; i < cfg->hp_outs; i++) snd_hda_codec_write(codec, cfg->hp_pins[i], 0, @@ -3593,11 +3599,17 @@ static void cx_auto_init_input(struct hda_codec *codec) { struct conexant_spec *spec = codec->spec; struct auto_pin_cfg *cfg = &spec->autocfg; - int i; + int i, val; - for (i = 0; i < spec->num_adc_nids; i++) - snd_hda_codec_write(codec, spec->adc_nids[i], 0, - AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_MUTE(0)); + for (i = 0; i < spec->num_adc_nids; i++) { + hda_nid_t nid = spec->adc_nids[i]; + if (query_amp_caps(codec, nid, HDA_INPUT) & AC_AMPCAP_MUTE) + val = AMP_IN_MUTE(0); + else + val = AMP_IN_UNMUTE(0); + snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_AMP_GAIN_MUTE, + val); + } for (i = 0; i < cfg->num_inputs; i++) { unsigned int type; -- 2.20.1