At Mon, 15 Mar 2010 01:06:17 +0100, Alessandro Guido wrote:

With 2.6.34-rc1+ my laptop (Sony Vaio VGN-FS215S) can't reproduce any sound. All controls are missing from alsamixer and this message is found in dmesg:

hda_codec: cannot build controlsfor #0 (error -22)

Kernel config is attached, and the output from alsa-info.sh follows:

Does the patch below fix?

Takashi

--- diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 3a83719..ba45868 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -6477,7 +6477,7 @@ static struct alc_config_preset alc260_presets[] = { .num_dacs = ARRAY_SIZE(alc260_dac_nids), .dac_nids = alc260_dac_nids, .num_adc_nids = ARRAY_SIZE(alc260_dual_adc_nids), - .adc_nids = alc260_adc_nids, + .adc_nids = alc260_dual_adc_nids, .num_channel_mode = ARRAY_SIZE(alc260_modes), .channel_mode = alc260_modes, .input_mux = &alc260_capture_source,