Merge tag 'pci-v4.4-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

Pull PCI updates from Bjorn Helgaas:
 "Resource management:
   - Add support for Enhanced Allocation devices (Sean O. Stalley)
   - Add Enhanced Allocation register entries (Sean O. Stalley)
   - Handle IORESOURCE_PCI_FIXED when sizing resources (David Daney)
   - Handle IORESOURCE_PCI_FIXED when assigning resources (David Daney)
   - Handle Enhanced Allocation capability for SR-IOV devices (David Daney)
   - Clear IORESOURCE_UNSET when reverting to firmware-assigned address (Bjorn Helgaas)
   - Make Enhanced Allocation bitmasks more obvious (Bjorn Helgaas)
   - Expand Enhanced Allocation BAR output (Bjorn Helgaas)
   - Add of_pci_check_probe_only to parse "linux,pci-probe-only" (Marc Zyngier)
   - Fix lookup of linux,pci-probe-only property (Marc Zyngier)
   - Add sparc mem64 resource parsing for root bus (Yinghai Lu)

  PCI device hotplug:
   - pciehp: Queue power work requests in dedicated function (Guenter Roeck)

  Driver binding:
   - Add builtin_pci_driver() to avoid registration boilerplate (Paul Gortmaker)

  Virtualization:
   - Set SR-IOV NumVFs to zero after enumeration (Alexander Duyck)
   - Remove redundant validation of SR-IOV offset/stride registers (Alexander Duyck)
   - Remove VFs in reverse order if virtfn_add() fails (Alexander Duyck)
   - Reorder pcibios_sriov_disable() (Alexander Duyck)
   - Wait 1 second between disabling VFs and clearing NumVFs (Alexander Duyck)
   - Fix sriov_enable() error path for pcibios_enable_sriov() failures (Alexander Duyck)
   - Enable SR-IOV ARI Capable Hierarchy before reading TotalVFs (Ben Shelton)
   - Don't try to restore VF BARs (Wei Yang)

  MSI:
   - Don't alloc pcibios-irq when MSI is enabled (Joerg Roedel)
   - Add msi_controller setup_irqs() method for special multivector setup (Lucas Stach)
   - Export all remapped MSIs to sysfs attributes (Romain Bezut)
   - Disable MSI on SiS 761 (Ondrej Zary)

  AER:
   - Clear error status registers during enumeration and restore (Taku Izumi)

  Generic host bridge driver:
   - Fix lookup of linux,pci-probe-only property (Marc Zyngier)
   - Allow multiple hosts with different map_bus() methods (David Daney)
   - Pass starting bus number to pci_scan_root_bus() (David Daney)
   - Fix address window calculation for non-zero starting bus (David Daney)

  Altera host bridge driver:
   - Add msi.h to ARM Kbuild (Ley Foon Tan)
   - Add Altera PCIe host controller driver (Ley Foon Tan)
   - Add Altera PCIe MSI driver (Ley Foon Tan)

  APM X-Gene host bridge driver:
   - Remove msi_controller assignment (Duc Dang)

  Broadcom iProc host bridge driver:
   - Fix header comment "Corporation" misspelling (Florian Fainelli)
   - Fix code comment to match code (Ray Jui)
   - Remove unused struct iproc_pcie.irqs[] (Ray Jui)
   - Call pci_fixup_irqs() for ARM64 as well as ARM (Ray Jui)
   - Fix PCIe reset logic (Ray Jui)
   - Improve link detection logic (Ray Jui)
   - Update PCIe device tree bindings (Ray Jui)
   - Add outbound mapping support (Ray Jui)

  Freescale i.MX6 host bridge driver:
   - Return real error code from imx6_add_pcie_port() (Fabio Estevam)
   - Add PCIE_PHY_RX_ASIC_OUT_VALID definition (Fabio Estevam)

  Freescale Layerscape host bridge driver:
   - Remove ls_pcie_establish_link() (Minghuan Lian)
   - Ignore PCIe controllers in Endpoint mode (Minghuan Lian)
   - Factor out SCFG related function (Minghuan Lian)
   - Update ls_add_pcie_port() (Minghuan Lian)
   - Remove unused fields from struct ls_pcie (Minghuan Lian)
   - Add support for LS1043a and LS2080a (Minghuan Lian)
   - Add ls_pcie_msi_host_init() (Minghuan Lian)

  HiSilicon host bridge driver:
   - Add HiSilicon SoC Hip05 PCIe driver (Zhou Wang)

  Marvell MVEBU host bridge driver:
   - Return zero for reserved or unimplemented config space (Russell King)
   - Use exact config access size; don't read/modify/write (Russell King)
   - Use of_get_available_child_count() (Russell King)
   - Use for_each_available_child_of_node() to walk child nodes (Russell King)
   - Report full node name when reporting a DT error (Russell King)
   - Use port->name rather than "PCIe%d.%d" (Russell King)
   - Move port parsing and resource claiming to  separate function (Russell King)
   - Fix memory leaks and refcount leaks (Russell King)
   - Split port parsing and resource claiming from  port setup (Russell King)
   - Use gpio_set_value_cansleep() (Russell King)
   - Use devm_kcalloc() to allocate an array (Russell King)
   - Use gpio_desc to carry around gpio (Russell King)
   - Improve clock/reset handling (Russell King)
   - Add PCI Express root complex capability block (Russell King)
   - Remove code restricting accesses to slot 0 (Russell King)

  NVIDIA Tegra host bridge driver:
   - Wrap static pgprot_t initializer with __pgprot() (Ard Biesheuvel)

  Renesas R-Car host bridge driver:
   - Build pci-rcar-gen2.c only on ARM (Geert Uytterhoeven)
   - Build pcie-rcar.c only on ARM (Geert Uytterhoeven)
   - Make PCI aware of the I/O resources (Phil Edworthy)
   - Remove dependency on ARM-specific struct hw_pci (Phil Edworthy)
   - Set root bus nr to that provided in DT (Phil Edworthy)
   - Fix I/O offset for multiple host bridges (Phil Edworthy)

  ST Microelectronics SPEAr13xx host bridge driver:
   - Fix dw_pcie_cfg_read/write() usage (Gabriele Paoloni)

  Synopsys DesignWare host bridge driver:
   - Make "clocks" and "clock-names" optional DT properties (Bhupesh Sharma)
   - Use exact access size in dw_pcie_cfg_read() (Gabriele Paoloni)
   - Simplify dw_pcie_cfg_read/write() interfaces (Gabriele Paoloni)
   - Require config accesses to be naturally aligned (Gabriele Paoloni)
   - Make "num-lanes" an optional DT property (Gabriele Paoloni)
   - Move calculation of bus addresses to DRA7xx (Gabriele Paoloni)
   - Replace ARM pci_sys_data->align_resource with global function pointer (Gabriele Paoloni)
   - Factor out MSI msg setup (Lucas Stach)
   - Implement multivector MSI IRQ setup (Lucas Stach)
   - Make get_msi_addr() return phys_addr_t, not u32 (Lucas Stach)
   - Set up high part of MSI target address (Lucas Stach)
   - Fix PORT_LOGIC_LINK_WIDTH_MASK (Zhou Wang)
   - Revert "PCI: designware: Program ATU with untranslated address" (Zhou Wang)
   - Use of_pci_get_host_bridge_resources() to parse DT (Zhou Wang)
   - Make driver arch-agnostic (Zhou Wang)

  Miscellaneous:
   - Make x86 pci_subsys_init() static (Alexander Kuleshov)
   - Turn off Request Attributes to avoid Chelsio T5 Completion erratum (Hariprasad Shenai)"

* tag 'pci-v4.4-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (94 commits)
  PCI: altera: Add Altera PCIe MSI driver
  PCI: hisi: Add HiSilicon SoC Hip05 PCIe driver
  PCI: layerscape: Add ls_pcie_msi_host_init()
  PCI: layerscape: Add support for LS1043a and LS2080a
  PCI: layerscape: Remove unused fields from struct ls_pcie
  PCI: layerscape: Update ls_add_pcie_port()
  PCI: layerscape: Factor out SCFG related function
  PCI: layerscape: Ignore PCIe controllers in Endpoint mode
  PCI: layerscape: Remove ls_pcie_establish_link()
  PCI: designware: Make "clocks" and "clock-names" optional DT properties
  PCI: designware: Make driver arch-agnostic
  ARM/PCI: Replace pci_sys_data->align_resource with global function pointer
  PCI: designware: Use of_pci_get_host_bridge_resources() to parse DT
  Revert "PCI: designware: Program ATU with untranslated address"
  PCI: designware: Move calculation of bus addresses to DRA7xx
  PCI: designware: Make "num-lanes" an optional DT property
  PCI: designware: Require config accesses to be naturally aligned
  PCI: designware: Simplify dw_pcie_cfg_read/write() interfaces
  PCI: designware: Use exact access size in dw_pcie_cfg_read()
  PCI: spear: Fix dw_pcie_cfg_read/write() usage
  ...

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