Hi Amadeusz, On 8/6/2024 7:51 AM, Amadeusz Sławiński wrote: > On 8/1/2024 3:17 AM, Wesley Cheng wrote: >> With USB audio offloading, an audio session is started from the ASoC >> platform sound card and PCM devices. Likewise, the USB SND path is still >> readily available for use, in case the non-offload path is desired. In >> order to prevent the two entities from attempting to use the USB bus, >> introduce a flag that determines when either paths are in use. >> > > How can this happen? Can you provide some example with list of devices and which one should block the other? If I recall correctly devices are already exclusive unless you support substreams which ASoC does not at the moment. >