On Mon, Nov 16, 2020 at 9:58 PM David E. Box
wrote:
>
> On Mon, 2020-11-16 at 13:23 -0600, Bjorn Helgaas wrote:
> > On Mon, Nov 16, 2020 at 06:53:09PM +0100, Rafael J. Wysocki wrote:
> > > On Wed, Oct 7, 2020 at 7:10 PM Bjorn Helgaas
> > > wrote:
> > > > On Wed, Oct 07, 2020 at 06:53:16PM +0200,
On Mon, 2020-11-16 at 13:23 -0600, Bjorn Helgaas wrote:
> On Mon, Nov 16, 2020 at 06:53:09PM +0100, Rafael J. Wysocki wrote:
> > On Wed, Oct 7, 2020 at 7:10 PM Bjorn Helgaas
> > wrote:
> > > On Wed, Oct 07, 2020 at 06:53:16PM +0200, Rafael J. Wysocki
> > > wrote:
> > > > On Wed, Oct 7, 2020 at
On Mon, Nov 16, 2020 at 06:53:09PM +0100, Rafael J. Wysocki wrote:
> On Wed, Oct 7, 2020 at 7:10 PM Bjorn Helgaas wrote:
> > On Wed, Oct 07, 2020 at 06:53:16PM +0200, Rafael J. Wysocki wrote:
> > > On Wed, Oct 7, 2020 at 6:49 PM David E. Box
> > > wrote:
> > > >
> > > > On Intel Platform
On Wed, Oct 7, 2020 at 7:10 PM Bjorn Helgaas wrote:
>
> On Wed, Oct 07, 2020 at 06:53:16PM +0200, Rafael J. Wysocki wrote:
> > On Wed, Oct 7, 2020 at 6:49 PM David E. Box
> > wrote:
> > >
> > > On Intel Platform Controller Hubs (PCH) since Cannon Lake, the Precision
> > > Time Measurement (PTM)
On Intel Platform Controller Hubs (PCH) since Cannon Lake, the Precision
Time Measurement (PTM) capability can prevent PCIe root ports from power
gating during suspend-to-idle, causing increased power consumption on
systems that suspend using Low Power S0 Idle [1]. The issue is yet to be
root
On Wed, Oct 07, 2020 at 06:53:16PM +0200, Rafael J. Wysocki wrote:
> On Wed, Oct 7, 2020 at 6:49 PM David E. Box
> wrote:
> >
> > On Intel Platform Controller Hubs (PCH) since Cannon Lake, the Precision
> > Time Measurement (PTM) capability can prevent PCIe root ports from power
> > gating
On Wed, Oct 7, 2020 at 6:49 PM David E. Box wrote:
>
> On Intel Platform Controller Hubs (PCH) since Cannon Lake, the Precision
> Time Measurement (PTM) capability can prevent PCIe root ports from power
> gating during suspend-to-idle, causing increased power consumption on
> systems that suspend
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