Comment 5 for bug 1286021

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Raymond (superquad-vortex2) wrote :

when subwoofer is connected to mono pin complex

the following patch force these kind of configuration to use 4 channel mode instead of copy front mode

https://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/commit/sound/pci/hda/hda_codec.c?id=cd4035e814b04c009ece9939396d06370c53ed44

do it need fix to ensure multi channels was used when all of these speakers pin complexes are stereo (e.g. those lapptop with internal 5.1 spekers) and use copy front mode when of the speaker pin complex is mono ?