Re: [PATCH 1/2] firmware: include drivers/firmware/Kconfig unconditionally

From: Mark Brown
Date: Tue Sep 28 2021 - 07:26:10 EST

On Tue, Sep 28, 2021 at 09:24:00AM +0000, Charles Keepax wrote:
> On Tue, Sep 28, 2021 at 10:51:36AM +0200, Arnd Bergmann wrote:

> > Other DSPs use the drivers/remoteproc/ subsystem, but that
> > is more for general-purpose DSPs that can load application
> > specific firmware rather than loading a single firmware blob
> > as you'd normally do with the request_firmware() style interface.

> > Not sure if that fits what you do. Can you point to a high-level
> > description of what this DSP does besides audio, and how
> > flexible it is? That might help find the right place for this.

> Hm... wasn't aware of that one, we should probably investigate that
> a little more at this end. From a quick look, seems a bit more like
> it is designed for much larger more general purpose probably memory
> mapped DSPs. I guess our code is a little more firmware parsing
> and loading, and a bit less generic remote proceedure call stuff.

Right, that was why I didn't suggest remoteproc - the DSPs wm_adsp
covers seem much smaller than fits comfortably with remoteproc. You
probably could make it fit though.

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