[GIT PULL] PCI fixes for v4.10

[Bjorn Helgaas]

PCI fixes:

  - recognize that a PCI-to-PCIe bridge originates a PCIe hierarchy, so we
    enumerate that hierarchy correctly

  - X-Gene: fix a change merged for v4.10 that broke MSI

  - Keystone: avoid reading undefined registers, which can cause
    asynchronous external aborts

  - Supermicro X8DTH-i/6/iF/6F: ignore broken _CRS that caused us to change
    (and break) existing I/O port assignments

The following changes since commit 7ce7d89f48834cefece7804d38fc5d85382edf77:

  Linux 4.10-rc1 (2016-12-25 16:13:08 -0800)

are available in the git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git tags/pci-v4.10-fixes-1

for you to fetch changes up to 4d191b1b63c209e37bf27938ef365244d3c41084:

  PCI/MSI: pci-xgene-msi: Fix CPU hotplug registration handling (2017-01-17 08:41:51 -0600)

----------------------------------------------------------------
pci-v4.10-fixes-1

----------------------------------------------------------------
Bjorn Helgaas (2):
      x86/PCI: Ignore _CRS on Supermicro X8DTH-i/6/iF/6F
      PCI: Enumerate switches below PCI-to-PCIe bridges

Marc Zyngier (1):
      PCI/MSI: pci-xgene-msi: Fix CPU hotplug registration handling

Murali Karicheri (1):
      PCI: designware: Check for iATU unroll only on platforms that use ATU

 arch/x86/pci/acpi.c                | 10 ++++++++++
 drivers/pci/host/pci-xgene-msi.c   |  2 +-
 drivers/pci/host/pcie-designware.c | 10 +++++-----
 drivers/pci/probe.c                | 12 +++++++-----
 4 files changed, 23 insertions(+), 11 deletions(-)