Backport of "audiolatency: Forward latency query and event upstream" into 1.22
requested to merge tpm/gstreamer:mr-5146-backport-into-1.22-audiolatency-latency-passthrough into 1.22
Backport of !5146 (merged) "audiolatency: Forward latency query and event upstream".
Commits:
- fd95f568 audiolatency: Forward latency query and event upstream