From ae0afd81b34ce287ffda7dd4e33b5144de2ad39d Mon Sep 17 00:00:00 2001 From: Matthew Ranostay Date: Fri, 22 Feb 2008 17:55:05 +0100 Subject: [PATCH] [ALSA] hda: Mic as output fix Added logic to check if AUTO_PIN_FRONT_MIC is available for output switch, if AUTO_PIN_MIC isn't. Signed-off-by: Matthew Ranostay Signed-off-by: Takashi Iwai --- sound/pci/hda/patch_sigmatel.c | 58 +++++++++++++++++++--------------- 1 file changed, 33 insertions(+), 25 deletions(-) diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index 314ea51538..ef86402d7e 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -2307,6 +2307,29 @@ static int create_controls(struct sigmatel_spec *spec, const char *pfx, hda_nid_ return 0; } +static int add_spec_dacs(struct sigmatel_spec *spec, hda_nid_t nid) +{ + if (!spec->multiout.hp_nid) + spec->multiout.hp_nid = nid; + else if (spec->multiout.num_dacs > 4) { + printk(KERN_WARNING "stac92xx: No space for DAC 0x%x\n", nid); + return 1; + } else { + spec->multiout.dac_nids[spec->multiout.num_dacs] = nid; + spec->multiout.num_dacs++; + } + return 0; +} + +static int check_in_dac_nids(struct sigmatel_spec *spec, hda_nid_t nid) +{ + if (is_in_dac_nids(spec, nid)) + return 1; + if (spec->multiout.hp_nid == nid) + return 1; + return 0; +} + /* add playback controls from the parsed DAC table */ static int stac92xx_auto_create_multi_out_ctls(struct hda_codec *codec, const struct auto_pin_cfg *cfg) @@ -2369,10 +2392,11 @@ static int stac92xx_auto_create_multi_out_ctls(struct hda_codec *codec, if (spec->mic_switch) { unsigned int def_conf; - nid = cfg->input_pins[AUTO_PIN_MIC]; + unsigned int mic_pin = AUTO_PIN_MIC; +again: + nid = cfg->input_pins[mic_pin]; def_conf = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONFIG_DEFAULT, 0); - /* some laptops have an internal analog microphone * which can't be used as a output */ if (get_defcfg_connect(def_conf) != AC_JACK_PORT_FIXED) { @@ -2382,38 +2406,22 @@ static int stac92xx_auto_create_multi_out_ctls(struct hda_codec *codec, err = stac92xx_add_control(spec, STAC_CTL_WIDGET_IO_SWITCH, "Mic as Output Switch", (nid << 8) | 1); + nid = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_CONNECT_LIST, 0) & 0xff; + if (!check_in_dac_nids(spec, nid)) + add_spec_dacs(spec, nid); if (err < 0) return err; } + } else if (mic_pin == AUTO_PIN_MIC) { + mic_pin = AUTO_PIN_FRONT_MIC; + goto again; } } return 0; } -static int check_in_dac_nids(struct sigmatel_spec *spec, hda_nid_t nid) -{ - if (is_in_dac_nids(spec, nid)) - return 1; - if (spec->multiout.hp_nid == nid) - return 1; - return 0; -} - -static int add_spec_dacs(struct sigmatel_spec *spec, hda_nid_t nid) -{ - if (!spec->multiout.hp_nid) - spec->multiout.hp_nid = nid; - else if (spec->multiout.num_dacs > 4) { - printk(KERN_WARNING "stac92xx: No space for DAC 0x%x\n", nid); - return 1; - } else { - spec->multiout.dac_nids[spec->multiout.num_dacs] = nid; - spec->multiout.num_dacs++; - } - return 0; -} - /* add playback controls for Speaker and HP outputs */ static int stac92xx_auto_create_hp_ctls(struct hda_codec *codec, struct auto_pin_cfg *cfg) -- 2.39.5