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References: <20210126155723.9388-1-mika.westerberg@linux.intel.com>
 <20210126155723.9388-6-mika.westerberg@linux.intel.com> <CAJZ5v0jT4crr7fyQE4oVijvTU0hhKOEUvDLziPZZ7J0Hvjrj2w@mail.gmail.com>
 <20210126174649.GE1988617@lahna.fi.intel.com>
In-Reply-To: <20210126174649.GE1988617@lahna.fi.intel.com>
From:   "Rafael J. Wysocki" <rafael@kernel.org>
Date:   Tue, 26 Jan 2021 19:25:25 +0100
Message-ID: <CAJZ5v0iGEdegM1+rk4OUOFRBOgVKDRg=Ab-zE3nS12=FUvMrRw@mail.gmail.com>
Subject: Re: [PATCH 5/6] ACPI: Add support for native USB4 control _OSC
To:     Mika Westerberg <mika.westerberg@linux.intel.com>
Cc:     "Rafael J. Wysocki" <rafael@kernel.org>,
        "open list:ULTRA-WIDEBAND (UWB) SUBSYSTEM:" 
        <linux-usb@vger.kernel.org>,
        Michael Jamet <michael.jamet@intel.com>,
        Yehezkel Bernat <YehezkelShB@gmail.com>,
        Andreas Noever <andreas.noever@gmail.com>,
        Lukas Wunner <lukas@wunner.de>,
        Mario Limonciello <mario.limonciello@dell.com>,
        "Rafael J. Wysocki" <rjw@rjwysocki.net>,
        Christian Kellner <christian@kellner.me>,
        Len Brown <lenb@kernel.org>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        ACPI Devel Maling List <linux-acpi@vger.kernel.org>
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On Tue, Jan 26, 2021 at 6:46 PM Mika Westerberg
<mika.westerberg@linux.intel.com> wrote:
>
> Hi,
>
> On Tue, Jan 26, 2021 at 06:35:20PM +0100, Rafael J. Wysocki wrote:
> > > +       capbuf[OSC_QUERY_DWORD] = 0;
> > > +       capbuf[OSC_SUPPORT_DWORD] = 0;
> > > +       capbuf[OSC_CONTROL_DWORD] = control;
> > > +
> > > +       status = acpi_run_osc(handle, &context);
> >
> > This is the same _OSC that is evaluated in
> > acpi_bus_osc_negotiate_platform_control(), right?
>
> Yes, but different UUID.

I've missed that, sorry for the noise.