ALSA: cs5535audio: check OLPC's Analog Input status vis GPIO
Checking the HPF register is irrelevant; HPF is secondary to the AI mode. Instead, check for Analog Input mode via GPIO. Signed-off-by: Andres Salomon <dilinger@debian.org> Signed-off-by: Takashi Iwai <tiwai@suse.de>
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1 changed files with 2 additions and 7 deletions
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@ -43,13 +43,8 @@ static int olpc_dc_info(struct snd_kcontrol *kctl,
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static int olpc_dc_get(struct snd_kcontrol *kctl, struct snd_ctl_elem_value *v)
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{
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struct cs5535audio *cs5535au = snd_kcontrol_chip(kctl);
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u8 val;
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val = snd_ac97_read(cs5535au->ac97, AC97_AD_TEST2);
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val >>= AC97_AD_HPFD_SHIFT;
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v->value.integer.value[0] = val & 0x1;
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v->value.integer.value[0] = geode_gpio_isset(OLPC_GPIO_MIC_AC,
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GPIO_OUTPUT_VAL);
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return 0;
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}
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