On Wed, Sep 27, 2023 at 03:07:49AM +0000, Chancel Liu wrote: > > This is a fairly standard DSP playback case as far as I can see so it > > should work with DAPM without needing this obviously use case specific > > stuff peering into the Linux implementation. Generally this is done by > > tagging endpoint widgets and DAIs as ignore_suspend, DAPM will then > > figure out the rest of the widgets in the path. > Yes, indeed I meant to let driver get DAPM endpoints from the "fsl,lpa-widgets" > property and then set these endpoints as ignore_suspend if the sound card is > running in this use case. Do you think the description for the use case can be > simplified since it's a common use case? This is a card problem - the driver for rpmsg shouldn't need to worry about it. Any bindings extensions should be at the card level rather than in a specific driver, we could probably use something in the generic properties that they're all using.
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