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ALSA: HDA VIA: Rewrite via_independent_hp_put

Browse source 
Use hp_independent_mode_index to store hp index, and simplify function
via_independent_hp_put with it.

Signed-off-by: Lydia Wang <lydiawang@viatech.com.cn>
Signed-off-by: Logan Li <loganli@viatech.com.cn>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Lydia Wang 2009-10-10 19:07:47 +08:00 committed by Takashi Iwai
parent 0713efebfa
commit cdc1784d49
1 changed files with 45 additions and 38 deletions
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83
sound/pci/hda/patch_via.c
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@ -252,6 +252,7 @@ struct via_spec {
/* HP mode source */
const struct hda_input_mux *hp_mux;
unsigned int hp_independent_mode;
unsigned int hp_independent_mode_index;
enum VIA_HDA_CODEC codec_type;
@ -584,6 +585,36 @@ static void activate_ctl(struct hda_codec *codec, const char *name, int active)
}
}
static int update_side_mute_status(struct hda_codec *codec)
{
/* mute side channel */
struct via_spec *spec = codec->spec;
unsigned int parm = spec->hp_independent_mode
? AMP_OUT_MUTE : AMP_OUT_UNMUTE;
hda_nid_t sw3;
switch (spec->codec_type) {
case VT1708:
sw3 = 0x1b;
break;
case VT1709_10CH:
sw3 = 0x29;
break;
case VT1708B_8CH:
case VT1708S:
sw3 = 0x27;
break;
default:
sw3 = 0;
break;
}
if (sw3)
snd_hda_codec_write(codec, sw3, 0, AC_VERB_SET_AMP_GAIN_MUTE,
parm);
return 0;
}
static int via_independent_hp_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
@ -591,47 +622,18 @@ static int via_independent_hp_put(struct snd_kcontrol *kcontrol,
struct via_spec *spec = codec->spec;
hda_nid_t nid = spec->autocfg.hp_pins[0];
unsigned int pinsel = ucontrol->value.enumerated.item[0];
unsigned int con_nid = snd_hda_codec_read(codec, nid, 0,
AC_VERB_GET_CONNECT_LIST, 0) & 0xff;
/* Get Independent Mode index of headphone pin widget */
spec->hp_independent_mode = spec->hp_independent_mode_index == pinsel
? 1 : 0;
if (con_nid == spec->multiout.hp_nid) {
if (pinsel == 0) {
if (!spec->hp_independent_mode) {
if (spec->multiout.num_dacs > 1)
spec->multiout.num_dacs -= 1;
spec->hp_independent_mode = 1;
}
} else if (pinsel == 1) {
if (spec->hp_independent_mode) {
if (spec->multiout.num_dacs > 1)
spec->multiout.num_dacs += 1;
spec->hp_independent_mode = 0;
}
}
} else {
if (pinsel == 0) {
if (spec->hp_independent_mode) {
if (spec->multiout.num_dacs > 1)
spec->multiout.num_dacs += 1;
spec->hp_independent_mode = 0;
}
} else if (pinsel == 1) {
if (!spec->hp_independent_mode) {
if (spec->multiout.num_dacs > 1)
spec->multiout.num_dacs -= 1;
spec->hp_independent_mode = 1;
}
}
}
snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CONNECT_SEL,
pinsel);
snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CONNECT_SEL, pinsel);
if (spec->multiout.hp_nid &&
spec->multiout.hp_nid != spec->multiout.dac_nids[HDA_FRONT])
snd_hda_codec_setup_stream(codec,
spec->multiout.hp_nid,
0, 0, 0);
if (spec->multiout.hp_nid && spec->multiout.hp_nid
!= spec->multiout.dac_nids[HDA_FRONT])
snd_hda_codec_setup_stream(codec, spec->multiout.hp_nid,
0, 0, 0);
update_side_mute_status(codec);
/* update HP volume/swtich active state */
if (spec->codec_type == VT1708S
|| spec->codec_type == VT1702) {
@ -1447,6 +1449,7 @@ static int vt1708_auto_create_hp_ctls(struct via_spec *spec, hda_nid_t pin)
return 0;
spec->multiout.hp_nid = VT1708_HP_NID; /* AOW3 */
spec->hp_independent_mode_index = 1;
err = via_add_control(spec, VIA_CTL_WIDGET_VOL,
"Headphone Playback Volume",
@ -1982,6 +1985,7 @@ static int vt1709_auto_create_hp_ctls(struct via_spec *spec, hda_nid_t pin)
spec->multiout.hp_nid = VT1709_HP_DAC_NID;
else if (spec->multiout.num_dacs == 3) /* 6 channels */
spec->multiout.hp_nid = 0;
spec->hp_independent_mode_index = 1;
err = via_add_control(spec, VIA_CTL_WIDGET_VOL,
"Headphone Playback Volume",
@ -2541,6 +2545,7 @@ static int vt1708B_auto_create_hp_ctls(struct via_spec *spec, hda_nid_t pin)
return 0;
spec->multiout.hp_nid = VT1708B_HP_NID; /* AOW3 */
spec->hp_independent_mode_index = 1;
err = via_add_control(spec, VIA_CTL_WIDGET_VOL,
"Headphone Playback Volume",
@ -3011,6 +3016,7 @@ static int vt1708S_auto_create_hp_ctls(struct via_spec *spec, hda_nid_t pin)
return 0;
spec->multiout.hp_nid = VT1708S_HP_NID; /* AOW3 */
spec->hp_independent_mode_index = 1;
err = via_add_control(spec, VIA_CTL_WIDGET_VOL,
"Headphone Playback Volume",
@ -3368,6 +3374,7 @@ static int vt1702_auto_create_hp_ctls(struct via_spec *spec, hda_nid_t pin)
if (!pin)
return 0;
spec->multiout.hp_nid = 0x1D;
spec->hp_independent_mode_index = 0;
err = via_add_control(spec, VIA_CTL_WIDGET_VOL,
"Headphone Playback Volume",