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ALSA: hda - Give standard "Bass Speaker" mixer for 2.1 speakers

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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>
This commit is contained in:
Takashi Iwai 2012-11-08 15:59:23 +01:00
parent 17a4adbe68
commit f37bc7a88d
4 changed files with 39 additions and 11 deletions
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8
sound/pci/hda/patch_cirrus.c
View File

@ -68,6 +68,7 @@ struct cs_spec {
unsigned int hp_detect:1;
unsigned int mic_detect:1;
unsigned int speaker_2_1:1;
/* CS421x */
unsigned int spdif_detect:1;
unsigned int sense_b:1;
@ -443,6 +444,9 @@ static int parse_output(struct hda_codec *codec)
spec->multiout.dac_nids = spec->dac_nid;
spec->multiout.max_channels = i * 2;
if (cfg->line_out_type == AUTO_PIN_SPEAKER_OUT && i == 2)
spec->speaker_2_1 = 1; /* assume 2.1 speakers */
/* add HP and speakers */
extra_nids = 0;
for (i = 0; i < cfg->hp_outs; i++) {
@ -632,7 +636,9 @@ static int add_output(struct hda_codec *codec, hda_nid_t dac, int idx,
index = idx;
break;
case AUTO_PIN_SPEAKER_OUT:
if (num_ctls > 1)
if (spec->speaker_2_1)
name = idx ? "Bass Speaker" : "Speaker";
else if (num_ctls > 1)
name = speakers[idx];
else
name = "Speaker";

28
sound/pci/hda/patch_conexant.c
View File

@ -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,

8
sound/pci/hda/patch_sigmatel.c
View File

@ -1081,7 +1081,7 @@ static struct snd_kcontrol_new stac_smux_mixer = {
static const char * const slave_pfxs[] = {
"Front", "Surround", "Center", "LFE", "Side",
"Headphone", "Speaker", "IEC958", "PCM",
"Headphone", "Speaker", "Bass Speaker", "IEC958", "PCM",
NULL
};
@ -3269,9 +3269,9 @@ static int create_multi_out_ctls(struct hda_codec *codec, int num_outs,
idx = i;
break;
case AUTO_PIN_SPEAKER_OUT:
if (num_outs <= 1) {
name = "Speaker";
idx = i;
if (num_outs <= 2) {
name = i ? "Bass Speaker" : "Speaker";
idx = 0;
break;
}
/* Fall through in case of multi speaker outs */

6
sound/pci/hda/patch_via.c
View File

@ -1454,7 +1454,7 @@ static const struct hda_pcm_stream via_pcm_digital_capture = {
*/
static const char * const via_slave_pfxs[] = {
"Front", "Surround", "Center", "LFE", "Side",
"Headphone", "Speaker",
"Headphone", "Speaker", "Bass Speaker",
NULL,
};
@ -1969,8 +1969,8 @@ static int via_auto_create_multi_out_ctls(struct hda_codec *codec)
} else {
const char *pfx = chname[i];
if (cfg->line_out_type == AUTO_PIN_SPEAKER_OUT &&
cfg->line_outs == 1)
pfx = "Speaker";
cfg->line_outs <= 2)
pfx = i ? "Bass Speaker" : "Speaker";
err = create_ch_ctls(codec, pfx, 3, true, path);
if (err < 0)
return err;