On Tue, May 31, 2022 at 8:44 PM Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx> wrote: > > > > I am looking for any existing user space test utilities to test > > SOUNDWIRE SUBSYSTEM in Linux kernel. Can someone please point me to > > this. > > There are no specific userspace utilities to test the bus itself, you > can use existing alsa-lib/alsa-utils applications to play/capture audio > and check for events, i.e. aplay, arecord, speaker-test, amixer, > alsamixer, evtest alsa-lib/alsa-utils applications can be used for transmitting audio data. How to transmit non-audio data over the Soundwire interface? > > The Intel manager driver provides a set of debugfs features to e.g. > inject a parity error, bad command or test for signal integrity with the > PRBS data generation, but that's low-level for hardware integration > purposes. > -- Thanks, Sekhar
