diff options
-rw-r--r-- | Documentation/sound/alsa/ALSA-Configuration.txt | 1 | ||||
-rw-r--r-- | sound/pci/hda/patch_realtek.c | 93 |
2 files changed, 94 insertions, 0 deletions
diff --git a/Documentation/sound/alsa/ALSA-Configuration.txt b/Documentation/sound/alsa/ALSA-Configuration.txt index 1def6049784..baf18c6afdd 100644 --- a/Documentation/sound/alsa/ALSA-Configuration.txt +++ b/Documentation/sound/alsa/ALSA-Configuration.txt @@ -701,6 +701,7 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed. uniwill 3-jack F1734 2-jack lg LG laptop (m1 express dual) + lg-lw LG LW20 laptop test for testing/debugging purpose, almost all controls can be adjusted. Appearing only when compiled with $CONFIG_SND_DEBUG=y diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 4c6c9ec8ea5..6b45635b3ea 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -52,6 +52,7 @@ enum { ALC880_CLEVO, ALC880_TCL_S700, ALC880_LG, + ALC880_LG_LW, #ifdef CONFIG_SND_DEBUG ALC880_TEST, #endif @@ -1427,6 +1428,82 @@ static void alc880_lg_unsol_event(struct hda_codec *codec, unsigned int res) } /* + * LG LW20 + * + * Pin assignment: + * Speaker-out: 0x14 + * Mic-In: 0x18 + * Built-in Mic-In: 0x19 (?) + * HP-Out: 0x1b + * SPDIF-Out: 0x1e + */ + +/* seems analog CD is not working */ +static struct hda_input_mux alc880_lg_lw_capture_source = { + .num_items = 2, + .items = { + { "Mic", 0x0 }, + { "Internal Mic", 0x1 }, + }, +}; + +static struct snd_kcontrol_new alc880_lg_lw_mixer[] = { + HDA_CODEC_VOLUME("Master Playback Volume", 0x0c, 0x0, HDA_OUTPUT), + HDA_BIND_MUTE("Master Playback Switch", 0x0c, 2, HDA_INPUT), + HDA_CODEC_VOLUME("Mic Playback Volume", 0x0b, 0x0, HDA_INPUT), + HDA_CODEC_MUTE("Mic Playback Switch", 0x0b, 0x0, HDA_INPUT), + HDA_CODEC_VOLUME("Internal Mic Playback Volume", 0x0b, 0x01, HDA_INPUT), + HDA_CODEC_MUTE("Internal Mic Playback Switch", 0x0b, 0x01, HDA_INPUT), + { } /* end */ +}; + +static struct hda_verb alc880_lg_lw_init_verbs[] = { + /* set capture source to mic-in */ + {0x07, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(0)}, + {0x08, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(0)}, + {0x09, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(0)}, + {0x0b, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(7)}, + /* speaker-out */ + {0x14, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP}, + {0x14, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE}, + /* HP-out */ + {0x13, AC_VERB_SET_CONNECT_SEL, 0x00}, + {0x1b, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP}, + {0x1b, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE}, + /* mic-in to input */ + {0x18, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_VREF80}, + {0x18, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE}, + /* built-in mic */ + {0x19, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_VREF80}, + {0x19, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE}, + /* jack sense */ + {0x1b, AC_VERB_SET_UNSOLICITED_ENABLE, AC_USRSP_EN | 0x1}, + { } +}; + +/* toggle speaker-output according to the hp-jack state */ +static void alc880_lg_lw_automute(struct hda_codec *codec) +{ + unsigned int present; + + present = snd_hda_codec_read(codec, 0x1b, 0, + AC_VERB_GET_PIN_SENSE, 0) & 0x80000000; + snd_hda_codec_amp_update(codec, 0x14, 0, HDA_OUTPUT, 0, + 0x80, present ? 0x80 : 0); + snd_hda_codec_amp_update(codec, 0x14, 1, HDA_OUTPUT, 0, + 0x80, present ? 0x80 : 0); +} + +static void alc880_lg_lw_unsol_event(struct hda_codec *codec, unsigned int res) +{ + /* Looks like the unsol event is incompatible with the standard + * definition. 4bit tag is placed at 28 bit! + */ + if ((res >> 28) == 0x01) + alc880_lg_lw_automute(codec); +} + +/* * Common callbacks */ @@ -2078,6 +2155,9 @@ static struct hda_board_config alc880_cfg_tbl[] = { { .modelname = "lg", .config = ALC880_LG }, { .pci_subvendor = 0x1854, .pci_subdevice = 0x003b, .config = ALC880_LG }, + { .modelname = "lg-lw", .config = ALC880_LG_LW }, + { .pci_subvendor = 0x1854, .pci_subdevice = 0x0018, .config = ALC880_LG_LW }, + #ifdef CONFIG_SND_DEBUG { .modelname = "test", .config = ALC880_TEST }, #endif @@ -2268,6 +2348,19 @@ static struct alc_config_preset alc880_presets[] = { .unsol_event = alc880_lg_unsol_event, .init_hook = alc880_lg_automute, }, + [ALC880_LG_LW] = { + .mixers = { alc880_lg_lw_mixer }, + .init_verbs = { alc880_volume_init_verbs, + alc880_lg_lw_init_verbs }, + .num_dacs = 1, + .dac_nids = alc880_dac_nids, + .dig_out_nid = ALC880_DIGOUT_NID, + .num_channel_mode = ARRAY_SIZE(alc880_2_jack_modes), + .channel_mode = alc880_2_jack_modes, + .input_mux = &alc880_lg_lw_capture_source, + .unsol_event = alc880_lg_lw_unsol_event, + .init_hook = alc880_lg_lw_automute, + }, #ifdef CONFIG_SND_DEBUG [ALC880_TEST] = { .mixers = { alc880_test_mixer }, |