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ALSA: hda - Don't send invalid volume knob command on IDT 92hd75bxx 

Instead of blindly initializing a volume knob widget, first check
that there actually is a volume knob widget.

Signed-off-by: David Henningsson <david.henningsson@canonical.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
hifive-unleashed-5.1
David Henningsson 2012-08-16 14:11:09 +02:00 committed by Takashi Iwai
parent e9ba389c5f
commit 5e68fb3cab
1 changed files with 5 additions and 4 deletions
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9
sound/pci/hda/patch_sigmatel.c
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@ -4272,7 +4272,8 @@ static int stac92xx_init(struct hda_codec *codec)
unsigned int gpio;
int i;
snd_hda_sequence_write(codec, spec->init);
if (spec->init)
snd_hda_sequence_write(codec, spec->init);
/* power down adcs initially */
if (spec->powerdown_adcs)
@ -5748,7 +5749,6 @@ again:
/* fallthru */
case 0x111d76b4: /* 6 Port without Analog Mixer */
case 0x111d76b5:
spec->init = stac92hd71bxx_core_init;
codec->slave_dig_outs = stac92hd71bxx_slave_dig_outs;
spec->num_dmics = stac92xx_connected_ports(codec,
stac92hd71bxx_dmic_nids,
@ -5773,7 +5773,6 @@ again:
spec->stream_delay = 40; /* 40 milliseconds */
/* disable VSW */
spec->init = stac92hd71bxx_core_init;
unmute_init++;
snd_hda_codec_set_pincfg(codec, 0x0f, 0x40f000f0);
snd_hda_codec_set_pincfg(codec, 0x19, 0x40f000f3);
@ -5788,7 +5787,6 @@ again:
/* fallthru */
default:
spec->init = stac92hd71bxx_core_init;
codec->slave_dig_outs = stac92hd71bxx_slave_dig_outs;
spec->num_dmics = stac92xx_connected_ports(codec,
stac92hd71bxx_dmic_nids,
@ -5796,6 +5794,9 @@ again:
break;
}
if (get_wcaps_type(get_wcaps(codec, 0x28)) == AC_WID_VOL_KNB)
spec->init = stac92hd71bxx_core_init;
if (get_wcaps(codec, 0xa) & AC_WCAP_IN_AMP)
snd_hda_sequence_write_cache(codec, unmute_init);