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    Subject[GIT PULL] PCI changes for v5.1
    PCI changes:

    - Use match_string() instead of reimplementing it (Andy Shevchenko)

    - Enable SERR# forwarding for all bridges (Bharat Kumar Gogada)

    - Use Latency Tolerance Reporting if already enabled by platform (Bjorn
    Helgaas)

    - Save/restore LTR info for suspend/resume (Bjorn Helgaas)

    - Fix DPC use of uninitialized data (Dongdong Liu)

    - Probe bridge window attributes only once at enumeration-time to fix
    device accesses during rescan (Bjorn Helgaas)

    - Return BAR size (not "size -1 ") from pci_size() to simplify code (Du
    Changbin)

    - Use config header type (not class code) identify bridges more reliably
    (Honghui Zhang)

    - Work around Intel Denverton incorrect Trace Hub BAR size reporting
    (Alexander Shishkin)

    - Reorder pciehp cached state/hardware state updates to avoid missed
    interrupts (Mika Westerberg)

    - Turn ibmphp semaphores into completions or mutexes (Arnd Bergmann)

    - Mark expected switch fall-through (Mathieu Malaterre)

    - Use of_node_name_eq() for node name comparisons (Rob Herring)

    - Add ACS and pciehp quirks for HXT SD4800 (Shunyong Yang)

    - Consolidate Rohm Vendor ID definitions (Andy Shevchenko)

    - Use u32 (not __u32) for things not exposed to userspace (Logan
    Gunthorpe)

    - Fix locking semantics of bus and slot reset interfaces (Alex
    Williamson)

    - Update PCIEPORTBUS Kconfig help text (Hou Zhiqiang)

    - Allow portdrv to claim subtractive decode Ports so PCIe services will
    work for them (Honghui Zhang)

    - Report PCIe links that become degraded at run-time (Alexandru Gagniuc)

    - Blacklist Gigabyte X299 Root Port power management to fix Thunderbolt
    hotplug (Mika Westerberg)

    - Revert runtime PM suspend/resume callbacks that broke PME on network
    cable plug (Mika Westerberg)

    - Disable Data Link State Changed interrupts to prevent wakeup
    immediately after suspend (Mika Westerberg)

    - Extend altera to support Stratix 10 (Ley Foon Tan)

    - Allow building altera driver on ARM64 (Ley Foon Tan)

    - Replace Douglas with Tom Joseph as Cadence PCI host/endpoint maintainer
    (Lorenzo Pieralisi)

    - Add DT support for R-Car RZ/G2E (R8A774C0) (Fabrizio Castro)

    - Add dra72x/dra74x/dra76x SoC compatible strings (Kishon Vijay
    Abraham I)

    - Enable x2 mode support for dra72x/dra74x/dra76x SoC (Kishon Vijay
    Abraham I)

    - Configure dra7xx PHY to PCIe mode (Kishon Vijay Abraham I)

    - Simplify dwc (remove unnecessary header includes, name variables
    consistently, reduce inverted logic, etc) (Gustavo Pimentel)

    - Add i.MX8MQ support (Andrey Smirnov)

    - Add message to help debug dwc MSI-X mask bit errors (Gustavo Pimentel)

    - Work around imx7d PCIe PLL erratum (Trent Piepho)

    - Don't assert qcom reset GPIO during probe (Bjorn Andersson)

    - Skip dwc MSI init if MSIs have been disabled (Lucas Stach)

    - Use memcpy_fromio()/memcpy_toio() instead of plain memcpy() in PCI
    endpoint framework (Wen Yang)

    - Add interface to discover supported endpoint features to replace a
    bitfield that wasn't flexible enough (Kishon Vijay Abraham I)

    - Implement the new supported-feature interface for designware-plat,
    dra7xx, rockchip, cadence (Kishon Vijay Abraham I)

    - Fix issues with 64-bit BAR in endpoints (Kishon Vijay Abraham I)

    - Add layerscape endpoint mode support (Xiaowei Bao)

    - Remove duplicate struct hv_vp_set in favor of struct hv_vpset (Maya
    Nakamura)

    - Rework hv_irq_unmask() to use cpumask_to_vpset() instead of open-coded
    reimplementation (Maya Nakamura)

    - Align Hyper-V struct retarget_msi_interrupt arguments (Maya Nakamura)

    - Fix mediatek MMIO size computation to enable full size of available
    MMIO space (Honghui Zhang)

    - Fix mediatek DMA window size computation to allow endpoint DMA access
    to full DRAM address range (Honghui Zhang)

    - Fix mvebu prefetchable BAR regression caused by common bridge emulation
    that assumed all bridges had prefetchable windows (Thomas Petazzoni)

    - Make advk_pci_bridge_emul_ops static (Wei Yongjun)

    - Configure MPS settings for VMD root ports (Jon Derrick)


    The following changes since commit bfeffd155283772bbe78c6a05dec7c0128ee500c:

    Linux 5.0-rc1 (2019-01-06 17:08:20 -0800)

    are available in the Git repository at:

    git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git tags/pci-v5.1-changes

    for you to fetch changes up to dd92b6677e3d0d78e261a7f00f28e753bab41d24:

    Merge branch 'remotes/lorenzo/pci/vmd' (2019-03-06 15:30:24 -0600)

    ----------------------------------------------------------------
    pci-v5.1-changes

    ----------------------------------------------------------------
    Alex Williamson (1):
    PCI: Fix "try" semantics of bus and slot reset

    Alexander Shishkin (1):
    x86/PCI: Fixup RTIT_BAR of Intel Denverton Trace Hub

    Alexandru Gagniuc (1):
    PCI/LINK: Report degraded links via link bandwidth notification

    Andrey Smirnov (11):
    PCI: imx6: Introduce drvdata
    PCI: imx6: Mark PHY functions as i.MX6 specific
    PCI: imx6: Convert DIRECT_SPEED_CHANGE quirk code to use a flag
    PCI: imx6: Add support for i.MX8MQ
    dt-bindings: imx6q-pcie: Add "pcie_aux" clock for imx8mq
    PCI: imx6: Add code to request/control "pcie_aux" clock for i.MX8MQ
    PCI: dwc: Make use of IS_ALIGNED()
    PCI: dwc: Share code for dw_pcie_rd/wr_other_conf()
    PCI: dwc: Make use of BIT() in constant definitions
    PCI: dwc: Make use of GENMASK/FIELD_PREP
    PCI: dwc: Remove superfluous shifting in definitions

    Andy Shevchenko (2):
    PCI/AER: Use match_string() helper to simplify the code
    PCI: Move Rohm Vendor ID to generic list

    Arnd Bergmann (1):
    PCI: ibmphp: Turn semaphores into completions or mutexes

    Bharat Kumar Gogada (1):
    PCI: Enable SERR# forwarding for all bridges

    Bjorn Andersson (1):
    PCI: qcom: Don't deassert reset GPIO during probe

    Bjorn Helgaas (21):
    PCI: Probe bridge window attributes once at enumeration-time
    PCI/ASPM: Use LTR if already enabled by platform
    PCI/ASPM: Save LTR Capability for suspend/resume
    PCI/portdrv: Use conventional Device ID table formatting
    Merge branch 'pci/aer'
    Merge branch 'pci/aspm'
    Merge branch 'pci/dpc'
    Merge branch 'pci/enumeration'
    Merge branch 'pci/hotplug'
    Merge branch 'pci/misc'
    Merge branch 'pci/portdrv'
    Merge branch 'pci/pm'
    Merge branch 'remotes/lorenzo/pci/altera'
    Merge branch 'remotes/lorenzo/pci/cadence'
    Merge branch 'remotes/lorenzo/pci/dt'
    Merge branch 'remotes/lorenzo/pci/dwc'
    Merge branch 'remotes/lorenzo/pci/endpoint'
    Merge branch 'remotes/lorenzo/pci/hv'
    Merge branch 'remotes/lorenzo/pci/mediatek'
    Merge branch 'remotes/lorenzo/pci/misc'
    Merge branch 'remotes/lorenzo/pci/vmd'

    Dongdong Liu (1):
    PCI/DPC: Fix print AER status in DPC event handling

    Du Changbin (1):
    PCI: Make pci_size() return real BAR size

    Fabrizio Castro (1):
    dt-bindings: PCI: rcar: Add device tree support for r8a774c0

    Gustavo Pimentel (9):
    PCI: dwc: Remove unnecessary header include (of_gpio.h)
    PCI: dwc: Remove unnecessary header include (signal.h)
    PCI: dwc: Rename variable name from data to d on dw_pci_bottom_mask/unmask()
    PCI: dwc: Rename variable name from data to d on dw_pci_setup_msi_msg()
    PCI: dwc: Rename variable name from data to d on dw_pci_msi_set_affinity()
    PCI: dwc: Rename variable name from data to d on dw_pcie_irq_domain_free()
    PCI: dwc: Improve code readability and simplify mask/unmask operations
    PCI: dwc: Replace bit rotation operation (1 << bit) with BIT(bit)
    PCI: dwc: Print debug error message when MSI-X entry control mask bit is set

    Honghui Zhang (4):
    PCI: Rely on config space header type, not class code
    PCI/portdrv: Support PCIe services on subtractive decode bridges
    PCI: mediatek: Fix memory mapped IO range size computation
    PCI: mediatek: Enlarge PCIe2AHB window size to support 4GB DRAM

    Hou Zhiqiang (1):
    PCI: Update PCIEPORTBUS Kconfig help text

    Jon Derrick (1):
    PCI/VMD: Configure MPS settings before adding devices

    Kishon Vijay Abraham I (19):
    dt-bindings: PCI: dra7xx: Add SoC specific compatible strings
    dt-bindings: PCI: dra7xx: Add properties to enable x2 lane in dra7
    PCI: dwc: dra7xx: Enable x2 mode support for dra74x, dra76x and dra72x
    PCI: dwc: dra7xx: Invoke phy_set_mode() API to set PHY mode to PHY_MODE_PCIE
    PCI: endpoint: Add new pci_epc_ops to get EPC features
    PCI: dwc: Add ->get_features() callback function to dw_pcie_ep_ops
    PCI: designware-plat: Populate ->get_features() dw_pcie_ep_ops
    PCI: pci-dra7xx: Populate ->get_features() dw_pcie_ep_ops
    PCI: rockchip: Populate ->get_features() dw_pcie_ep_ops
    PCI: cadence: Populate ->get_features() cdns_pcie_epc_ops
    PCI: endpoint: Add helper to get first unreserved BAR
    PCI: endpoint: Fix pci_epf_alloc_space() to set correct MEM TYPE flags
    PCI: pci-epf-test: Remove setting epf_bar flags in function driver
    PCI: pci-epf-test: Do not allocate next BARs memory if current BAR is 64Bit
    PCI: pci-epf-test: Use pci_epc_get_features() to get EPC features
    PCI: cadence: Remove pci_epf_linkup() from Cadence EP driver
    PCI: rockchip: Remove pci_epf_linkup() from Rockchip EP driver
    PCI: designware-plat: Remove setting epc->features in Designware plat EP driver
    PCI: endpoint: Remove features member in struct pci_epc

    Ley Foon Tan (3):
    PCI: altera: Add Stratix 10 PCIe support
    PCI: altera: Enable driver on ARM64
    dt-bindings: PCI: altera: Add altr,pcie-root-port-2.0

    Logan Gunthorpe (2):
    genirq/msi: Clean up usage of __u8/__u16 types
    PCI: Clean up usage of __u32 type

    Lorenzo Pieralisi (1):
    MAINTAINERS: Update PCI Cadence maintainer entry

    Lucas Stach (1):
    PCI: dwc: skip MSI init if MSIs have been explicitly disabled

    Mathieu Malaterre (1):
    PCI: Mark expected switch fall-through

    Maya Nakamura (3):
    PCI: hv: Add __aligned(8) to struct retarget_msi_interrupt
    PCI: hv: Replace hv_vp_set with hv_vpset
    PCI: hv: Refactor hv_irq_unmask() to use cpumask_to_vpset()

    Mika Westerberg (4):
    PCI: pciehp: Assign ctrl->slot_ctrl before writing it to hardware
    PCI: Blacklist power management of Gigabyte X299 DESIGNARE EX PCIe ports
    Revert "PCI/PME: Implement runtime PM callbacks"
    PCI: pciehp: Disable Data Link Layer State Changed event on suspend

    Rafael J. Wysocki (1):
    PCI/PME: Fix hotplug/sysfs remove deadlock in pcie_pme_remove()

    Rob Herring (1):
    PCI: Use of_node_name_eq() for node name comparisons

    Shunyong Yang (3):
    PCI: Add HXT vendor ID
    PCI: Add ACS quirk for HXT SD4800
    PCI: pciehp: Add HXT quirk for Command Completed errata

    Sven Van Asbroeck (1):
    PCI/PME: Fix possible use-after-free on remove

    Thomas Petazzoni (2):
    PCI: pci-bridge-emul: Create per-bridge copy of register behavior
    PCI: pci-bridge-emul: Extend pci_bridge_emul_init() with flags

    Trent Piepho (3):
    dt-bindings: imx6q-pcie: Add description of imx7d pcie phy
    ARM: dts: imx7d: Add node for PCIe PHY
    PCI: imx: Add workaround for e10728, IMX7d PCIe PLL failure

    Wei Yongjun (1):
    PCI: aardvark: Make symbol 'advk_pci_bridge_emul_ops' static

    Wen Yang (1):
    PCI: endpoint: functions: Use memcpy_fromio()/memcpy_toio()

    Xiaowei Bao (4):
    dt-bindings: add DT binding for the layerscape PCIe controller with EP mode
    arm64: dts: Add the PCIE EP node in dts
    PCI: layerscape: Add EP mode support
    misc: pci_endpoint_test: Add the layerscape EP device support

    .../devicetree/bindings/pci/altera-pcie.txt | 4 +-
    .../devicetree/bindings/pci/fsl,imx6q-pcie.txt | 18 +-
    .../devicetree/bindings/pci/layerscape-pci.txt | 3 +
    Documentation/devicetree/bindings/pci/rcar-pci.txt | 4 +-
    Documentation/devicetree/bindings/pci/ti-pci.txt | 11 +-
    MAINTAINERS | 2 +-
    arch/arm/boot/dts/imx7d.dtsi | 9 +
    arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi | 34 ++-
    arch/x86/hyperv/hv_init.c | 1 +
    arch/x86/pci/fixup.c | 16 ++
    drivers/dma/pch_dma.c | 1 -
    drivers/gpio/gpio-ml-ioh.c | 2 -
    drivers/gpio/gpio-pch.c | 1 -
    drivers/i2c/busses/i2c-eg20t.c | 1 -
    drivers/misc/pch_phub.c | 1 -
    drivers/misc/pci_endpoint_test.c | 1 +
    .../net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c | 7 +-
    drivers/pci/controller/Kconfig | 2 +-
    drivers/pci/controller/dwc/Kconfig | 4 +-
    drivers/pci/controller/dwc/Makefile | 2 +-
    drivers/pci/controller/dwc/pci-dra7xx.c | 94 +++++++
    drivers/pci/controller/dwc/pci-imx6.c | 224 +++++++++++++++--
    drivers/pci/controller/dwc/pci-layerscape-ep.c | 156 ++++++++++++
    drivers/pci/controller/dwc/pcie-designware-ep.c | 16 +-
    drivers/pci/controller/dwc/pcie-designware-host.c | 115 ++++-----
    drivers/pci/controller/dwc/pcie-designware-plat.c | 19 +-
    drivers/pci/controller/dwc/pcie-designware.c | 6 +-
    drivers/pci/controller/dwc/pcie-designware.h | 60 ++---
    drivers/pci/controller/dwc/pcie-qcom.c | 2 +-
    drivers/pci/controller/pci-aardvark.c | 4 +-
    drivers/pci/controller/pci-hyperv.c | 61 +++--
    drivers/pci/controller/pci-mvebu.c | 2 +-
    drivers/pci/controller/pcie-altera.c | 270 +++++++++++++++++++--
    drivers/pci/controller/pcie-cadence-ep.c | 25 +-
    drivers/pci/controller/pcie-mediatek.c | 13 +-
    drivers/pci/controller/pcie-rockchip-ep.c | 16 +-
    drivers/pci/controller/vmd.c | 15 +-
    drivers/pci/endpoint/functions/pci-epf-test.c | 97 +++++---
    drivers/pci/endpoint/pci-epc-core.c | 53 ++++
    drivers/pci/endpoint/pci-epf-core.c | 4 +-
    drivers/pci/hotplug/ibmphp.h | 1 -
    drivers/pci/hotplug/ibmphp_core.c | 2 -
    drivers/pci/hotplug/ibmphp_hpc.c | 47 ++--
    drivers/pci/hotplug/pciehp_hpc.c | 21 +-
    drivers/pci/of.c | 2 +-
    drivers/pci/pci-bridge-emul.c | 86 ++++---
    drivers/pci/pci-bridge-emul.h | 13 +-
    drivers/pci/pci-driver.c | 4 +-
    drivers/pci/pci.c | 136 ++++++++---
    drivers/pci/pcie/Kconfig | 7 +-
    drivers/pci/pcie/Makefile | 1 +
    drivers/pci/pcie/aer.c | 9 +-
    drivers/pci/pcie/bw_notification.c | 110 +++++++++
    drivers/pci/pcie/dpc.c | 27 ++-
    drivers/pci/pcie/pme.c | 48 ++--
    drivers/pci/pcie/portdrv.h | 6 +-
    drivers/pci/pcie/portdrv_core.c | 17 +-
    drivers/pci/pcie/portdrv_pci.c | 9 +-
    drivers/pci/probe.c | 120 +++++++--
    drivers/pci/quirks.c | 4 +-
    drivers/pci/setup-bus.c | 63 +----
    drivers/spi/spi-topcliff-pch.c | 1 -
    drivers/tty/serial/pch_uart.c | 2 -
    drivers/usb/gadget/udc/pch_udc.c | 1 -
    include/linux/msi.h | 12 +-
    include/linux/pci-epc.h | 31 ++-
    include/linux/pci.h | 3 +
    include/linux/pci_ids.h | 4 +
    68 files changed, 1648 insertions(+), 515 deletions(-)
    create mode 100644 drivers/pci/controller/dwc/pci-layerscape-ep.c
    create mode 100644 drivers/pci/pcie/bw_notification.c

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