[Intel-wired-lan] [PATCH v6 0/3] PCI: Precision Time Measurement support
Bjorn Helgaas
helgaas at kernel.org
Tue Jul 19 21:19:26 UTC 2016
On Mon, Jun 13, 2016 at 02:05:26PM -0500, Bjorn Helgaas wrote:
> This is a slightly different proposal for the PTM support Jonathan
> proposed here:
>
> http://lkml.kernel.org/r/1462956446-27361-2-git-send-email-jonathan.yong@intel.com
>
> I split this into three pieces mostly for ease in reviewing. They
> could all be squashed:
>
> - Enable PTM in root ports and switches automatically at boot
> - Enable PTM in endpoints when requested by driver
> - Add clock granularity information
>
> I have some open questions about how PTM works on Root Complex
> Integrated Endpoints and whether we should enable it automatically
> even without a driver request. And I probably left out some details
> of the clock granularity computation, so treat this as more of an RFC
> than anything.
>
> Bjorn
>
> ---
>
> Bjorn Helgaas (2):
> PCI: Add pci_enable_ptm() for drivers to enable PTM on endpoints
> PCI: Add PTM clock granularity information
>
> Jonathan Yong (1):
> PCI: Add Precision Time Measurement (PTM) support
Jonathan, any comments?
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