Kernel Bug Tracker – Bug 42973
ALC269VB -- internal mic -- no input
Last modified: 2012-06-13 15:17:43 UTC
After updating from 3.2.9 to 3.3.0 internal microphone produces no sound. Booting with 3.2 with ~same config fix issue.
Here are my /proc/asound/card0/codec#0 from 3.3 and 3.2
Created attachment 72672 [details]
Created attachment 72673 [details]
Could you give alsa-info.sh output (run with --no-upload option) on both working and non-working kernels, instead?
Created attachment 72680 [details]
alsa-info for 3.2
Created attachment 72681 [details]
alsa-info for 3.3
Could you try the patch below?
Created attachment 72683 [details]
Mic now works, thanks
OK, the patch is now in sound git tree.
It'll be included in the next pull request for 3.3-rc1.
A patch referencing this bug report has been merged in Linux v3.4-rc1:
Author: Takashi Iwai <email@example.com>
Date: Thu Mar 22 14:36:50 2012 +0100
ALSA: hda/realtek - Fix ADC assignment with a shared HP/Mic pin