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Date: Wed, 3 Jul 2013 19:44:34 +0100
From: Matthew Garrett <mjg59@srcf.ucam.org>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Mika Westerberg <mika.westerberg@linux.intel.com>,
        Bjorn Helgaas <bhelgaas@google.com>,
        "Rafael J. Wysocki" <rafael.j.wysocki@intel.com>,
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        Heikki Krogerus <heikki.krogerus@linux.intel.com>,
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        linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org,
        linux-pci@vger.kernel.org, x86@kernel.org
Subject: Re: [PATCH v2 0/8] Thunderbolt workarounds
Message-ID: <20130703184434.GA29587@srcf.ucam.org>
References: <1372860295-8306-1-git-send-email-mika.westerberg@linux.intel.com>
 <20130703182900.GA29079@srcf.ucam.org>
 <20130703183311.GA17340@kroah.com>
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On Wed, Jul 03, 2013 at 11:33:11AM -0700, Greg Kroah-Hartman wrote:
> On Wed, Jul 03, 2013 at 07:29:00PM +0100, Matthew Garrett wrote:
> > Are there any plans to provide native support for the Thunderbolt 
> > controller, rather than relying on system management mode?
> 
> For what specific hardware platform?  For the ones that this patchset
> controls, the OS doesn't have access to the Thunderbolt controller as
> far as I can tell, it all happens through the ACPI and PCI hotplug
> interface.

Given that there exist platforms without the SMM implementation, there's 
presumably either a controller or chipset register that controls whether 
SMIs are generated in response to Thunderbolt events.

-- 
Matthew Garrett | mjg59@srcf.ucam.org
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