At Wed, 2 Nov 2011 17:07:42 +0000, Chris Vine wrote: > > On Wed, 02 Nov 2011 12:09:03 +0100 > Takashi Iwai <tiwai@xxxxxxx> wrote: > > At Wed, 2 Nov 2011 11:54:42 +0100, > > Borislav Petkov wrote: > > > > > > (adding some more people to Cc) > > > > > > On Wed, Nov 02, 2011 at 10:25:54AM +0000, Chris Vine wrote: > > > > My Lenovo S12 IdeaPad netbook uses a HDA Intel sound card with > > > > Realtek ALC269 chip. With the 3.1.0 kernel, all microphone input > > > > (both with the internal microphone and any external microphone) > > > > is permanently muted, although sound output works OK. Microphone > > > > input works correctly with the 3.0 and earlier kernels. > > > > > > > > The only obvious difference between the 3.0 and 3.1 kernels is > > > > that with kernel 3.0.7, 'dmesg | grep HDA' gives this: > > > > > > > > HDA Intel 0000:00:1b.0: PCI INT A -> GSI 22 (level, low) -> IRQ > > > > 22 HDA Intel 0000:00:1b.0: setting latency timer to 64 > > > > input: HDA Digital PCBeep > > > > as /devices/pci0000:00/0000:00:1b.0/input/input10 input: HDA > > > > Intel Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input11 > > > > input: HDA Intel Headphone > > > > as /devices/pci0000:00/0000:00:1b.0/sound/card0/input12 > > > > > > > > whereas with kernel 3.1.0 it just gives: > > > > > > > > input: HDA Digital PCBeep > > > > as /devices/pci0000:00/0000:00:1b.0/input/input9 input: HDA Intel > > > > Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input10 > > > > input: HDA Intel Headphone > > > > as /devices/pci0000:00/0000:00:1b.0/sound/card0/input11 > > > > It's just a red herring. > > > > > > lspci -v gives the following audio hardware information: > > > > > > > > 00:1b.0 Audio device: Intel Corporation N10/ICH 7 Family High > > > > Definition Audio Controller (rev 02) Subsystem: Lenovo Device 3be9 > > > > Flags: bus master, fast devsel, latency 0, IRQ 22 > > > > Memory at fc140000 (64-bit, non-prefetchable) [size=16K] > > > > Capabilities: [50] Power Management version 2 > > > > Capabilities: [60] MSI: Enable- Count=1/1 Maskable- 64bit+ > > > > Capabilities: [70] Express Root Complex Integrated > > > > Endpoint, MSI 00 Capabilities: [100] Virtual Channel > > > > Capabilities: [130] Root Complex Link > > > > Kernel driver in use: snd_hda_intel > > > > Kernel modules: snd-hda-intel > > > > Please give alsa-info.sh outputs taken from both 3.0 and 3.1 kernels. > > Attached as below (warning, this is long). Thanks. Could you try to pass model=auto option to snd-hda-intel module? Takashi -- To unsubscribe from this list: send the line "unsubscribe linux-sound" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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