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-rw-r--r--sound/pci/cs5535audio/cs5535audio_olpc.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/sound/pci/cs5535audio/cs5535audio_olpc.c b/sound/pci/cs5535audio/cs5535audio_olpc.c
index 164f6bd..5c68143 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);