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ALSA: hda - Fix amp-cap checks in patch_realtek.c 

query_amp_caps() may return non-zero if the amp cap isn't supported
by the codec.  Thus one needs to check widget-caps first, then check
the corresponding amp-caps.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2011-07-08 15:14:19 +02:00
parent a1f649d547
commit 44c0240052
1 changed files with 22 additions and 12 deletions
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34
sound/pci/hda/patch_realtek.c
View File

@ -206,6 +206,22 @@ struct alc_spec {
#define ALC_MODEL_AUTO 0 /* common for all chips */
static bool check_amp_caps(struct hda_codec *codec, hda_nid_t nid,
int dir, unsigned int bits)
{
if (!nid)
return false;
if (get_wcaps(codec, nid) & (1 << (dir + 1)))
if (query_amp_caps(codec, nid, dir) & bits)
return true;
return false;
}
#define nid_has_mute(codec, nid, dir) \
check_amp_caps(codec, nid, dir, AC_AMPCAP_MUTE)
#define nid_has_volume(codec, nid, dir) \
check_amp_caps(codec, nid, dir, AC_AMPCAP_NUM_STEPS)
/*
* input MUX handling
*/
@ -2637,7 +2653,8 @@ static void alc_set_pin_output(struct hda_codec *codec, hda_nid_t nid,
snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_PIN_WIDGET_CONTROL,
pin_type);
/* unmute pin */
snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_AMP_GAIN_MUTE,
if (nid_has_mute(codec, nid, HDA_OUTPUT))
snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_AMP_GAIN_MUTE,
AMP_OUT_UNMUTE);
}
@ -2878,11 +2895,6 @@ static int alc_auto_add_sw_ctl(struct hda_codec *codec,
#define alc_auto_add_stereo_sw(codec, pfx, cidx, nid) \
alc_auto_add_sw_ctl(codec, pfx, cidx, nid, 3)
#define nid_has_mute(codec, nid, dir) \
(query_amp_caps(codec, nid, dir) & AC_AMPCAP_MUTE)
#define nid_has_volume(codec, nid, dir) \
(query_amp_caps(codec, nid, dir) & AC_AMPCAP_NUM_STEPS)
static hda_nid_t alc_look_for_out_mute_nid(struct hda_codec *codec,
hda_nid_t pin, hda_nid_t dac)
{
@ -3310,7 +3322,7 @@ static void alc_auto_init_adc(struct hda_codec *codec, int adc_idx)
nid = spec->adc_nids[adc_idx];
/* mute ADC */
if (query_amp_caps(codec, nid, HDA_INPUT) & AC_AMPCAP_MUTE) {
if (nid_has_mute(codec, nid, HDA_INPUT)) {
snd_hda_codec_write(codec, nid, 0,
AC_VERB_SET_AMP_GAIN_MUTE,
AMP_IN_MUTE(0));
@ -3319,7 +3331,7 @@ static void alc_auto_init_adc(struct hda_codec *codec, int adc_idx)
if (!spec->capsrc_nids)
return;
nid = spec->capsrc_nids[adc_idx];
if (query_amp_caps(codec, nid, HDA_OUTPUT) & AC_AMPCAP_MUTE)
if (nid_has_mute(codec, nid, HDA_OUTPUT))
snd_hda_codec_write(codec, nid, 0,
AC_VERB_SET_AMP_GAIN_MUTE,
AMP_OUT_MUTE);
@ -3436,12 +3448,10 @@ static void set_capture_mixer(struct hda_codec *codec)
};
/* check whether either of ADC or MUX has a volume control */
if (!(query_amp_caps(codec, spec->adc_nids[0], HDA_INPUT) &
AC_AMPCAP_NUM_STEPS)) {
if (!nid_has_volume(codec, spec->adc_nids[0], HDA_INPUT)) {
if (!spec->capsrc_nids)
return; /* no volume */
if (!(query_amp_caps(codec, spec->capsrc_nids[0], HDA_OUTPUT) &
AC_AMPCAP_NUM_STEPS))
if (!nid_has_volume(codec, spec->capsrc_nids[0], HDA_OUTPUT))
return; /* no volume in capsrc, too */
spec->vol_in_capsrc = 1;
}