[alsa-devel] Microphone not working on PCI ID 8086:3b56
tiwai at suse.de
Thu Sep 30 15:14:08 CEST 2010
At Thu, 30 Sep 2010 21:11:07 +0800 (SGT),
Jeff Chua wrote:
> On Tue, Sep 28, 2010 at 9:42 PM, Takashi Iwai <tiwai at suse.de> wrote:
> > Enable all CONFIG_SND_HDA_*.
> Done that. Still no mic.
> On Tue, Sep 28, 2010 at 9:42 PM, Wu Fengguang <fengguang.wu at intel.com>
> > It's easier to enable all of them. They are small modules.
> Tried just about everything, still no mic. Sounds works in all cases.
Check /sys/modules/snd_hda_intel/parameters/model whether you really
passed the correct value.
> I found that with SND_HDA_CODEC_INTELHDMI selected, SND_DYNAMIC_MINORS
> will be enabled by default which won't work in my case as I'm not using
> udev. Here's a patch to take away the default so non-udev will still
Wow, what's a conservative system :)
> Do I really need udev to get mic to work?
No, in your case, simply disable CONFIG_SND_CODEC_INTELHDMI.
> --- lx/sound/pci/hda/Kconfig.org 2010-09-14 16:34:52.000000000 +0800
> +++ lx/sound/pci/hda/Kconfig 2010-09-14 16:35:09.000000000 +0800
> @@ -145,7 +145,6 @@
> config SND_HDA_CODEC_INTELHDMI
> bool "Build INTEL HDMI HD-audio codec support"
> - select SND_DYNAMIC_MINORS
> default y
> Say Y here to include INTEL HDMI HD-audio codec support in
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