linux-kernel - Re: [PATCH 2/2] platform/x86: Add Intel Software Defined Silicon driver

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Date:   Mon, 27 Sep 2021 06:04:33 +0200
From:   Greg KH <gregkh@...uxfoundation.org>
To:     "David E. Box" <david.e.box@...ux.intel.com>
Cc:     lee.jones@...aro.org, hdegoede@...hat.com, mgross@...ux.intel.com,
        andriy.shevchenko@...ux.intel.com, srinivas.pandruvada@...el.com,
        linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
        platform-driver-x86@...r.kernel.org
Subject: Re: [PATCH 2/2] platform/x86: Add Intel Software Defined Silicon
 driver

On Sun, Sep 26, 2021 at 06:15:16PM -0700, David E. Box wrote:
> > > +static struct platform_driver sdsi_driver = {
> > > +       .driver = {
> > > +               .name           = SDSI_DEV_NAME,
> > > +               .dev_groups     = sdsi_groups,
> > > +       },
> > > +       .probe  = sdsi_probe,
> > > +       .remove = sdsi_remove,
> > > +};
> > > +module_platform_driver(sdsi_driver);
> > 
> > What causes the platform to know to register, and enable, this platform
> > driver?  Shouldn't there be some hardware involved that is discoverable
> > to enable it to load dynamically?
> 
> Ah. The patch that adds the SDSi platform device string was added to a series for the intel_pmt MFD
> driver and it's still waiting review. I see that complicates things. I can combine the two series
> together.

Do you have a pointer to the lore.kernel.org location of that series?

Your code right here will bind to any system that it is loaded on, a
very dangerous thing...

thanks,

greg k-h