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ALSA: hda - Don't create empty/single-item input source

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In patch_realtek.c, don't create empty or single-item "Input Source"
control elements that are simply superfluous.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2009-03-23 15:21:36 +01:00
parent e82c025b50
commit a23b688f4d
1 changed files with 35 additions and 12 deletions
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47
sound/pci/hda/patch_realtek.c
View file

@ -1595,8 +1595,7 @@ static int alc_cap_sw_put(struct snd_kcontrol *kcontrol,
snd_hda_mixer_amp_switch_put);
}
#define DEFINE_CAPMIX(num) \
static struct snd_kcontrol_new alc_capture_mixer ## num[] = { \
#define _DEFINE_CAPMIX(num) \
{ \
.iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
.name = "Capture Switch", \
@ -1617,7 +1616,9 @@ static struct snd_kcontrol_new alc_capture_mixer ## num[] = { \
.get = alc_cap_vol_get, \
.put = alc_cap_vol_put, \
.tlv = { .c = alc_cap_vol_tlv }, \
}, \
}
#define _DEFINE_CAPSRC(num) \
{ \
.iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
/* .name = "Capture Source", */ \
@ -1626,15 +1627,28 @@ static struct snd_kcontrol_new alc_capture_mixer ## num[] = { \
.info = alc_mux_enum_info, \
.get = alc_mux_enum_get, \
.put = alc_mux_enum_put, \
}, \
{ } /* end */ \
}
#define DEFINE_CAPMIX(num) \
static struct snd_kcontrol_new alc_capture_mixer ## num[] = { \
_DEFINE_CAPMIX(num), \
_DEFINE_CAPSRC(num), \
{ } /* end */ \
}
#define DEFINE_CAPMIX_NOSRC(num) \
static struct snd_kcontrol_new alc_capture_mixer_nosrc ## num[] = { \
_DEFINE_CAPMIX(num), \
{ } /* end */ \
}
/* up to three ADCs */
DEFINE_CAPMIX(1);
DEFINE_CAPMIX(2);
DEFINE_CAPMIX(3);
DEFINE_CAPMIX_NOSRC(1);
DEFINE_CAPMIX_NOSRC(2);
DEFINE_CAPMIX_NOSRC(3);
/*
* ALC880 5-stack model
@ -4298,13 +4312,22 @@ static void alc880_auto_init(struct hda_codec *codec)
static void set_capture_mixer(struct alc_spec *spec)
{
static struct snd_kcontrol_new *caps[3] = {
alc_capture_mixer1,
alc_capture_mixer2,
alc_capture_mixer3,
static struct snd_kcontrol_new *caps[2][3] = {
{ alc_capture_mixer_nosrc1,
alc_capture_mixer_nosrc2,
alc_capture_mixer_nosrc3 },
{ alc_capture_mixer1,
alc_capture_mixer2,
alc_capture_mixer3 },
};
if (spec->num_adc_nids > 0 && spec->num_adc_nids <= 3)
spec->cap_mixer = caps[spec->num_adc_nids - 1];
if (spec->num_adc_nids > 0 && spec->num_adc_nids <= 3) {
int mux;
if (spec->input_mux && spec->input_mux->num_items > 1)
mux = 1;
else
mux = 0;
spec->cap_mixer = caps[mux][spec->num_adc_nids - 1];
}
}
#define set_beep_amp(spec, nid, idx, dir) \