Hi Mark, Rob I submitted another one to process the kcontrol in the audio machine driver instead, sorry about that previous non-completed mail. https://patchwork.kernel.org/project/alsa-devel/patch/20221031122224.1846221-2-ajye_huang@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx/ thanks On Tue, Nov 1, 2022 at 9:04 AM Ajye Huang <ajye_huang@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx> wrote: > > Hi Mark, Rob > > To avoid confusion, I had submitted another one for process