diff options
| author | Takashi Iwai <tiwai@suse.de> | 2012-11-08 15:59:23 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2012-11-08 17:00:37 +0100 |
| commit | f37bc7a88d374448a1f4bba9267d308606d78bf2 (patch) | |
| tree | 00d1142a082adce61d52a15ad543852af391c1a1 /sound/pci/hda/patch_conexant.c | |
| parent | 17a4adbe68c8e6c1fde8decb2345dc4acea87934 (diff) | |
| download | linux-3.10-f37bc7a88d374448a1f4bba9267d308606d78bf2.tar.gz linux-3.10-f37bc7a88d374448a1f4bba9267d308606d78bf2.tar.bz2 linux-3.10-f37bc7a88d374448a1f4bba9267d308606d78bf2.zip | |
ALSA: hda - Give standard "Bass Speaker" mixer for 2.1 speakers
When two built-in speakers are found on the machine, we can suppose
it's rather a 2.1 speaker system with a bass output instead of
front/surround channels.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/hda/patch_conexant.c')
| -rw-r--r-- | sound/pci/hda/patch_conexant.c | 28 |
1 files changed, 25 insertions, 3 deletions
diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c index 252d4197f22..f8e9ff493dc 100644 --- a/sound/pci/hda/patch_conexant.c +++ b/sound/pci/hda/patch_conexant.c @@ -472,7 +472,7 @@ static const struct snd_kcontrol_new cxt_beep_mixer[] = { #endif static const char * const slave_pfxs[] = { - "Headphone", "Speaker", "Front", "Surround", "CLFE", + "Headphone", "Speaker", "Bass Speaker", "Front", "Surround", "CLFE", NULL }; @@ -4116,11 +4116,26 @@ static int try_add_pb_volume(struct hda_codec *codec, hda_nid_t dac, return 0; } +static bool is_2_1_speaker(struct conexant_spec *spec) +{ + int i, type, num_spk = 0; + + for (i = 0; i < spec->dac_info_filled; i++) { + type = spec->dac_info[i].type; + if (type == AUTO_PIN_LINE_OUT) + type = spec->autocfg.line_out_type; + if (type == AUTO_PIN_SPEAKER_OUT) + num_spk++; + } + return (num_spk == 2 && spec->autocfg.line_out_type != AUTO_PIN_LINE_OUT); +} + static int cx_auto_build_output_controls(struct hda_codec *codec) { struct conexant_spec *spec = codec->spec; int i, err; int num_line = 0, num_hp = 0, num_spk = 0; + bool speaker_2_1; static const char * const texts[3] = { "Front", "Surround", "CLFE" }; if (spec->dac_info_filled == 1) @@ -4128,6 +4143,8 @@ static int cx_auto_build_output_controls(struct hda_codec *codec) spec->dac_info[0].pin, "Master", 0); + speaker_2_1 = is_2_1_speaker(spec); + for (i = 0; i < spec->dac_info_filled; i++) { const char *label; int idx, type; @@ -4146,8 +4163,13 @@ static int cx_auto_build_output_controls(struct hda_codec *codec) idx = num_hp++; break; case AUTO_PIN_SPEAKER_OUT: - label = "Speaker"; - idx = num_spk++; + if (speaker_2_1) { + label = num_spk++ ? "Bass Speaker" : "Speaker"; + idx = 0; + } else { + label = "Speaker"; + idx = num_spk++; + } break; } err = try_add_pb_volume(codec, dac, |