linux-kernel - [PATCH v1 0/2] PCI/ASPM: Fix LTR issues

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Date:   Mon, 11 Feb 2019 16:55:33 -0600
From:   Bjorn Helgaas <helgaas@...nel.org>
To:     linux-pci@...r.kernel.org
Cc:     RussianNeuroMancer <russianneuromancer@...ru>,
        David Ward <david.ward@...mit.edu>,
        Frederick Lawler <fred@...dlawl.com>,
        Patrick Talbert <ptalbert@...hat.com>,
        Lukas Wunner <lukas@...ner.de>,
        Srinath Mannam <srinath.mannam@...adcom.com>,
        "Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
        Vidya Sagar <vidyas@...dia.com>,
        Emmanuel Grumbach <emmanuel.grumbach@...el.com>,
        linux-kernel@...r.kernel.org
Subject: [PATCH v1 0/2] PCI/ASPM: Fix LTR issues

These are to fix a couple LTR-related issues found while investigating
https://bugzilla.kernel.org/show_bug.cgi?id=201469

I don't claim that these fix the whole problem of that bugzilla, but I
think it's pretty clear that these are problems we need to fix, so I want
to give these a little more exposure.

Feedback welcome!

---

Bjorn Helgaas (2):
      PCI/ASPM: Use LTR if already enabled by platform
      PCI/ASPM: Save LTR Capability for suspend/resume


 drivers/pci/pci.c   |   53 +++++++++++++++++++++++++++++++++++++++++++++++++--
 drivers/pci/probe.c |   36 ++++++++++++++++++++++-------------
 2 files changed, 74 insertions(+), 15 deletions(-)