SDVO_AUDIO_ENABLE
if (tmp & SDVO_AUDIO_ENABLE)
temp |= SDVO_AUDIO_ENABLE;
temp |= SDVO_AUDIO_ENABLE;
temp |= SDVO_AUDIO_ENABLE;
temp &= ~(SDVO_ENABLE | SDVO_AUDIO_ENABLE);
sdvox |= SDVO_AUDIO_ENABLE;
if (sdvox & SDVO_AUDIO_ENABLE)