diff options
author | Takashi Iwai <tiwai@suse.de> | 2006-09-21 11:56:18 +0200 |
---|---|---|
committer | Jaroslav Kysela <perex@suse.cz> | 2006-09-23 10:48:01 +0200 |
commit | 314634bc81325dcfeb31ed138647d428b1f26cbf (patch) | |
tree | 9a230e872a69e13d026eae4cb247b1447b14c88f /sound/pci | |
parent | 7ffffecc7c4df08ad89723ca32d936ff09b5b3ff (diff) | |
download | lwn-314634bc81325dcfeb31ed138647d428b1f26cbf.tar.gz lwn-314634bc81325dcfeb31ed138647d428b1f26cbf.zip |
[ALSA] hda-codec - Fix mic input with STAC92xx codecs
Fixed mic input with STAC92xx codecs. The mic pin was sometimes set to
OUTPUT by the headphone jack detection.
Also, try to assign a secondary mic as front-mic (or vice versa)
in the auto-detection if possible.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
Diffstat (limited to 'sound/pci')
-rw-r--r-- | sound/pci/hda/hda_codec.c | 19 | ||||
-rw-r--r-- | sound/pci/hda/patch_sigmatel.c | 90 |
2 files changed, 74 insertions, 35 deletions
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c index 07360996caaa..9c3d7ac08068 100644 --- a/sound/pci/hda/hda_codec.c +++ b/sound/pci/hda/hda_codec.c @@ -2079,12 +2079,21 @@ int snd_hda_parse_pin_def_config(struct hda_codec *codec, struct auto_pin_cfg *c cfg->hp_pins[cfg->hp_outs] = nid; cfg->hp_outs++; break; - case AC_JACK_MIC_IN: - if (loc == AC_JACK_LOC_FRONT) - cfg->input_pins[AUTO_PIN_FRONT_MIC] = nid; - else - cfg->input_pins[AUTO_PIN_MIC] = nid; + case AC_JACK_MIC_IN: { + int preferred, alt; + if (loc == AC_JACK_LOC_FRONT) { + preferred = AUTO_PIN_FRONT_MIC; + alt = AUTO_PIN_MIC; + } else { + preferred = AUTO_PIN_MIC; + alt = AUTO_PIN_FRONT_MIC; + } + if (!cfg->input_pins[preferred]) + cfg->input_pins[preferred] = nid; + else if (!cfg->input_pins[alt]) + cfg->input_pins[alt] = nid; break; + } case AC_JACK_LINE_IN: if (loc == AC_JACK_LOC_FRONT) cfg->input_pins[AUTO_PIN_FRONT_LINE] = nid; diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index 7cc064265204..92f48a725853 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -36,7 +36,6 @@ #define NUM_CONTROL_ALLOC 32 #define STAC_HP_EVENT 0x37 -#define STAC_UNSOL_ENABLE (AC_USRSP_EN | STAC_HP_EVENT) #define STAC_REF 0 #define STAC_D945GTP3 1 @@ -1164,23 +1163,28 @@ static int stac92xx_auto_create_analog_input_ctls(struct hda_codec *codec, const int i, j, k; for (i = 0; i < AUTO_PIN_LAST; i++) { - int index = -1; - if (cfg->input_pins[i]) { - imux->items[imux->num_items].label = auto_pin_cfg_labels[i]; - - for (j=0; j<spec->num_muxes; j++) { - int num_cons = snd_hda_get_connections(codec, spec->mux_nids[j], con_lst, HDA_MAX_NUM_INPUTS); - for (k=0; k<num_cons; k++) - if (con_lst[k] == cfg->input_pins[i]) { - index = k; - break; - } - if (index >= 0) - break; - } - imux->items[imux->num_items].index = index; - imux->num_items++; + int index; + + if (!cfg->input_pins[i]) + continue; + index = -1; + for (j = 0; j < spec->num_muxes; j++) { + int num_cons; + num_cons = snd_hda_get_connections(codec, + spec->mux_nids[j], + con_lst, + HDA_MAX_NUM_INPUTS); + for (k = 0; k < num_cons; k++) + if (con_lst[k] == cfg->input_pins[i]) { + index = k; + goto found; + } } + continue; + found: + imux->items[imux->num_items].label = auto_pin_cfg_labels[i]; + imux->items[imux->num_items].index = index; + imux->num_items++; } if (imux->num_items == 1) { @@ -1405,6 +1409,15 @@ static void stac922x_gpio_mute(struct hda_codec *codec, int pin, int muted) AC_VERB_SET_GPIO_DATA, gpiostate); } +static void enable_pin_detect(struct hda_codec *codec, hda_nid_t nid, + unsigned int event) +{ + if (get_wcaps(codec, nid) & AC_WCAP_UNSOL_CAP) + snd_hda_codec_write(codec, nid, 0, + AC_VERB_SET_UNSOLICITED_ENABLE, + (AC_USRSP_EN | event)); +} + static int stac92xx_init(struct hda_codec *codec) { struct sigmatel_spec *spec = codec->spec; @@ -1417,13 +1430,13 @@ static int stac92xx_init(struct hda_codec *codec) if (spec->hp_detect) { /* Enable unsolicited responses on the HP widget */ for (i = 0; i < cfg->hp_outs; i++) - if (get_wcaps(codec, cfg->hp_pins[i]) & AC_WCAP_UNSOL_CAP) - snd_hda_codec_write(codec, cfg->hp_pins[i], 0, - AC_VERB_SET_UNSOLICITED_ENABLE, - STAC_UNSOL_ENABLE); + enable_pin_detect(codec, cfg->hp_pins[i], + STAC_HP_EVENT); /* fake event to set up pins */ codec->patch_ops.unsol_event(codec, STAC_HP_EVENT << 26); - /* enable the headphones by default. If/when unsol_event detection works, this will be ignored */ + /* enable the headphones by default. + * If/when unsol_event detection works, this will be ignored + */ stac92xx_auto_init_hp_out(codec); } else { stac92xx_auto_init_multi_out(codec); @@ -1478,6 +1491,8 @@ static void stac92xx_set_pinctl(struct hda_codec *codec, hda_nid_t nid, { unsigned int pin_ctl = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_PIN_WIDGET_CONTROL, 0x00); + if (flag == AC_PINCTL_OUT_EN && (pin_ctl & AC_PINCTL_IN_EN)) + return; snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_PIN_WIDGET_CONTROL, pin_ctl | flag); @@ -1493,21 +1508,27 @@ static void stac92xx_reset_pinctl(struct hda_codec *codec, hda_nid_t nid, pin_ctl & ~flag); } -static void stac92xx_unsol_event(struct hda_codec *codec, unsigned int res) +static int get_pin_presence(struct hda_codec *codec, hda_nid_t nid) +{ + if (!nid) + return 0; + if (snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_PIN_SENSE, 0x00) + & (1 << 31)) + return 1; + return 0; +} + +static void stac92xx_hp_detect(struct hda_codec *codec, unsigned int res) { struct sigmatel_spec *spec = codec->spec; struct auto_pin_cfg *cfg = &spec->autocfg; int i, presence; - if ((res >> 26) != STAC_HP_EVENT) - return; - presence = 0; for (i = 0; i < cfg->hp_outs; i++) { - int p = snd_hda_codec_read(codec, cfg->hp_pins[i], 0, - AC_VERB_GET_PIN_SENSE, 0x00); - if (p & (1 << 31)) - presence++; + presence = get_pin_presence(codec, cfg->hp_pins[i]); + if (presence) + break; } if (presence) { @@ -1535,6 +1556,15 @@ static void stac92xx_unsol_event(struct hda_codec *codec, unsigned int res) } } +static void stac92xx_unsol_event(struct hda_codec *codec, unsigned int res) +{ + switch (res >> 26) { + case STAC_HP_EVENT: + stac92xx_hp_detect(codec, res); + break; + } +} + #ifdef CONFIG_PM static int stac92xx_resume(struct hda_codec *codec) { |