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ALSA: cs5535audio: check OLPC's Analog Input status vis GPIO

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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>
This commit is contained in:
Andres Salomon 2008-11-06 16:49:55 -05:00 • committed by Takashi Iwai
parent 466ae3055b
commit 189d34e747
1 changed files with 2 additions and 7 deletions
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9
sound/pci/cs5535audio/cs5535audio_olpc.c
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@ -43,13 +43,8 @@ static int olpc_dc_info(struct snd_kcontrol *kctl,
static int olpc_dc_get(struct snd_kcontrol *kctl, struct snd_ctl_elem_value *v) static int olpc_dc_get(struct snd_kcontrol *kctl, struct snd_ctl_elem_value *v)
{ {
struct cs5535audio *cs5535au = snd_kcontrol_chip(kctl); v->value.integer.value[0] = geode_gpio_isset(OLPC_GPIO_MIC_AC,
u8 val; GPIO_OUTPUT_VAL);
val = snd_ac97_read(cs5535au->ac97, AC97_AD_TEST2);
val >>= AC97_AD_HPFD_SHIFT;
v->value.integer.value[0] = val & 0x1;
return 0; return 0;
} }