diff options
Diffstat (limited to 'sound/pci/cs5535audio')
| -rw-r--r-- | sound/pci/cs5535audio/cs5535audio_olpc.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sound/pci/cs5535audio/cs5535audio_olpc.c b/sound/pci/cs5535audio/cs5535audio_olpc.c index 164f6bdab991..5c6814335cd7 100644 --- a/sound/pci/cs5535audio/cs5535audio_olpc.c +++ b/sound/pci/cs5535audio/cs5535audio_olpc.c @@ -26,6 +26,9 @@ void olpc_analog_input(struct snd_ac97 *ac97, int on) { int err; + if (!machine_is_olpc()) + return; + /* update the High Pass Filter (via AC97_AD_TEST2) */ err = snd_ac97_update_bits(ac97, AC97_AD_TEST2, 1 << AC97_AD_HPFD_SHIFT, on << AC97_AD_HPFD_SHIFT); @@ -48,6 +51,9 @@ void olpc_mic_bias(struct snd_ac97 *ac97, int on) { int err; + if (!machine_is_olpc()) + return; + on = on ? 0 : 1; err = snd_ac97_update_bits(ac97, AC97_AD_MISC, 1 << AC97_AD_VREFD_SHIFT, on << AC97_AD_VREFD_SHIFT); |