Messages in this thread | | | Date | Mon, 26 Feb 2018 13:52:47 +0200 | From | Mika Westerberg <> | Subject | Re: [PATCH v1 1/2] PCI: Add PCIe port runtime suspend details |
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On Tue, Feb 20, 2018 at 10:31:51AM +0100, Rafael J. Wysocki wrote: > On Tue, Feb 20, 2018 at 12:14 AM, Bjorn Helgaas <helgaas@kernel.org> wrote: > > From: Bjorn Helgaas <bhelgaas@google.com> > > > > Add details about how we decide whether we can put a PCI bridge in D3. > > 9d26d3a8f1b0 ("PCI: Put PCIe ports into D3 during suspend") added this > > support to reduce power consumption on Intel Sunrise Point and Broxton > > platforms. > > > > In some cases we don't use D3 for bridges even when it should work, simply > > because it's impractical to test the configuration, or we tripped over some > > possible hardware issue on older platforms. Links to discussion of the > > PCIe port runtime power management patches, which includes mention of these > > issues, are below. > > > > No functional change. > > > > Link: v1: https://lkml.kernel.org/r/1456750566-116248-1-git-send-email-mika.westerberg@linux.intel.com > > Link: v2: https://lkml.kernel.org/r/1460111790-92836-1-git-send-email-mika.westerberg@linux.intel.com > > Link: v3: https://lkml.kernel.org/r/1460628268-16204-1-git-send-email-mika.westerberg@linux.intel.com > > Link: v4: https://lkml.kernel.org/r/1461578004-129094-1-git-send-email-mika.westerberg@linux.intel.com > > Link: v5: https://lkml.kernel.org/r/1461919919-120102-1-git-send-email-mika.westerberg@linux.intel.com > > Link: v6: https://lkml.kernel.org/r/1464855435-32960-1-git-send-email-mika.westerberg@linux.intel.com > > Link: https://lkml.kernel.org/r/2858019.9TUCWsDpTB@aspire.rjw.lan > > Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> > > Reviewed-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Also
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
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