alsa-project/alsa-lib issue #491 was opened from Just4GH:

With alsa-lib 1.2.15 only stereo is available.

``` git bisect bad Bisecting: 0 revisions left to test after this (roughly 0 steps) [ eda76146c5653ff1d5bc4b4c53f7a2d5ccc17da2 ] conf: fix load_for_all_cards() - do not merge the card specific contents ```

Reverting eda76146c5653ff1d5bc4b4c53f7a2d5ccc17da2 allows the usual profiles to load and 5.1 output.

``` $ aplay -l **** List of PLAYBACK Hardware Devices **** card 0: PCH [HDA Intel PCH], device 0: ALC1150 Analog [ALC1150 Analog] Subdevices: 0/1 Subdevice #0: subdevice #0 card 0: PCH [HDA Intel PCH], device 1: ALC1150 Digital [ALC1150 Digital] Subdevices: 1/1 Subdevice #0: subdevice #0 ```

Issue URL : https://github.com/alsa-project/alsa-lib/issues/491 Repository URL: https://github.com/alsa-project/alsa-lib