On Mon, Dec 07, 2020 at 02:39:50PM -0800, David E. Box wrote:
> The PCI subsystem does not currently save and restore the configuration
> space for the Precision Time Measurement (PTM) PCIe extended capability
> leading to the possibility of the feature returning disabled on S3 resume.
> This has
The PCI subsystem does not currently save and restore the configuration
space for the Precision Time Measurement (PTM) PCIe extended capability
leading to the possibility of the feature returning disabled on S3 resume.
This has been observed on Intel Coffee Lake desktops. Add save/restore of
the
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