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ALSA: echoaudio - Re-enable the line-out control for the Mia card 

Mia has an undocumented line-out control, and it has to be exposed.

Signed-off-by: Giuliano Pochini <pochini@shiny.it>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Giuliano Pochini 2009-09-30 08:26:45 +02:00 committed by Takashi Iwai
parent 8fdc9e870c
commit 392bf2f1ba
2 changed files with 27 additions and 4 deletions
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30
sound/pci/echoaudio/echoaudio.c
View File

@ -950,7 +950,7 @@ static int __devinit snd_echo_new_pcm(struct echoaudio *chip)
Control interface
******************************************************************************/
#ifndef ECHOCARD_HAS_VMIXER
#if !defined(ECHOCARD_HAS_VMIXER) || defined(ECHOCARD_HAS_LINE_OUT_GAIN)
/******************* PCM output volume *******************/
static int snd_echo_output_gain_info(struct snd_kcontrol *kcontrol,
@ -1003,6 +1003,19 @@ static int snd_echo_output_gain_put(struct snd_kcontrol *kcontrol,
return changed;
}
#ifdef ECHOCARD_HAS_LINE_OUT_GAIN
/* On the Mia this one controls the line-out volume */
static struct snd_kcontrol_new snd_echo_line_output_gain __devinitdata = {
.name = "Line Playback Volume",
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
SNDRV_CTL_ELEM_ACCESS_TLV_READ,
.info = snd_echo_output_gain_info,
.get = snd_echo_output_gain_get,
.put = snd_echo_output_gain_put,
.tlv = {.p = db_scale_output_gain},
};
#else
static struct snd_kcontrol_new snd_echo_pcm_output_gain __devinitdata = {
.name = "PCM Playback Volume",
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
@ -1012,9 +1025,10 @@ static struct snd_kcontrol_new snd_echo_pcm_output_gain __devinitdata = {
.put = snd_echo_output_gain_put,
.tlv = {.p = db_scale_output_gain},
};
#endif
#endif /* !ECHOCARD_HAS_VMIXER || ECHOCARD_HAS_LINE_OUT_GAIN */
#ifdef ECHOCARD_HAS_INPUT_GAIN
@ -2030,10 +2044,18 @@ static int __devinit snd_echo_probe(struct pci_dev *pci,
snd_echo_vmixer.count = num_pipes_out(chip) * num_busses_out(chip);
if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_echo_vmixer, chip))) < 0)
goto ctl_error;
#else
if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_echo_pcm_output_gain, chip))) < 0)
#ifdef ECHOCARD_HAS_LINE_OUT_GAIN
err = snd_ctl_add(chip->card,
snd_ctl_new1(&snd_echo_line_output_gain, chip));
if (err < 0)
goto ctl_error;
#endif
#else /* ECHOCARD_HAS_VMIXER */
err = snd_ctl_add(chip->card,
snd_ctl_new1(&snd_echo_pcm_output_gain, chip));
if (err < 0)
goto ctl_error;
#endif /* ECHOCARD_HAS_VMIXER */
#ifdef ECHOCARD_HAS_INPUT_GAIN
if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_echo_line_input_gain, chip))) < 0)

1
sound/pci/echoaudio/mia.c
View File

@ -29,6 +29,7 @@
#define ECHOCARD_HAS_ADAT FALSE
#define ECHOCARD_HAS_STEREO_BIG_ENDIAN32
#define ECHOCARD_HAS_MIDI
#define ECHOCARD_HAS_LINE_OUT_GAIN
/* Pipe indexes */
#define PX_ANALOG_OUT 0 /* 8 */