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From:   "Rafael J. Wysocki" <rafael@kernel.org>
Date:   Thu, 15 Oct 2020 14:28:22 +0200
Message-ID: <CAJZ5v0g-8gcWNrnFDvcaVRb3qC1vbjsbp7o_6YUf-9uaADR94A@mail.gmail.com>
Subject: Re: DPTF_POWER and DPTF_PCH_FIVR
To:     Borislav Petkov <bp@alien8.de>
Cc:     "Rafael J. Wysocki" <rafael.j.wysocki@intel.com>,
        Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>,
        lkml <linux-kernel@vger.kernel.org>,
        "Rafael J. Wysocki" <rafael@kernel.org>,
        Linux ACPI <linux-acpi@vger.kernel.org>
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On Thu, Oct 15, 2020 at 2:06 PM Borislav Petkov <bp@alien8.de> wrote:
>
> On Thu, Oct 15, 2020 at 01:31:55PM +0200, Rafael J. Wysocki wrote:
> > Well, they depend on ACPI too and it doesn't look like there is anything
> > more fine grained that could be used here.
> >
> > Also I'm not sure if adding ACPI_DPTF (bool, disabled by default and
> > depending on x86) would help a lot.
>
> So you're saying this is going to be present in current and future
> hardware so might as well enable it?

Yes.  [Only on clients AFAICS, but still.]

In the meantime I have concluded that having a submenu for it would
make sense, though.  At least from the clarity POV.