linux-kernel - Re: [PATCH v6 1/3] PCI: Add Precision Time Measurement (PTM) support

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Message-ID: <57AA984E.8040308@intel.com>
Date:	Wed, 10 Aug 2016 10:58:22 +0800
From:	"Yong, Jonathan" <jonathan.yong@...el.com>
To:	Bjorn Helgaas <bhelgaas@...gle.com>
CC:	linux-pci@...r.kernel.org, intel-wired-lan@...ts.osuosl.org,
	Jeff Kirsher <jeffrey.t.kirsher@...el.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v6 1/3] PCI: Add Precision Time Measurement (PTM) support

On 06/14/2016 03:05, Bjorn Helgaas wrote:
> From: Jonathan Yong <jonathan.yong@...el.com>
> 
> Add Precision Time Measurement (PTM) support (see PCIe r3.1, sec 6.22).
> 
> Enable PTM on PTM Root devices and switch ports.  This does not enable PTM
> on endpoints.
> 
> There currently are no PTM-capable devices on the market, but it is
> expected to be supported by the Intel Apollo Lake platform.
> 
> [bhelgaas: complete rework]
> Signed-off-by: Jonathan Yong <jonathan.yong@...el.com>
> Signed-off-by: Bjorn Helgaas <bhelgaas@...gle.com>

Hi,

Any updates on the PTM changes?