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    Merge tag 'pci-v4.7-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci · 7afd16f8
    Linus Torvalds 提交于
    Pull PCI updates from Bjorn Helgaas:
     "Enumeration:
       - Refine PCI support check in pcibios_init() (Adrian-Ken Rueegsegger)
       - Provide common functions for ECAM mapping (Jayachandran C)
       - Allow all PCIe services on non-ACPI host bridges (Jon Derrick)
       - Remove return values from pcie_port_platform_notify() and relatives (Jon Derrick)
       - Widen portdrv service type from 4 bits to 8 bits (Keith Busch)
       - Add Downstream Port Containment portdrv service type (Keith Busch)
       - Add Downstream Port Containment driver (Keith Busch)
    
      Resource management:
       - Identify Enhanced Allocation (EA) BAR Equivalent resources in sysfs (Alex Williamson)
       - Supply CPU physical address (not bus address) to iomem_is_exclusive() (Bjorn Helgaas)
       - alpha: Call iomem_is_exclusive() for IORESOURCE_MEM, but not IORESOURCE_IO (Bjorn Helgaas)
       - Mark Broadwell-EP Home Agent 1 as having non-compliant BARs (Prarit Bhargava)
       - Disable all BAR sizing for devices with non-compliant BARs (Prarit Bhargava)
       - Move PCI I/O space management from OF to PCI core code (Tomasz Nowicki)
    
      PCI device hotplug:
       - acpiphp_ibm: Avoid uninitialized variable reference (Dan Carpenter)
       - Use cached copy of PCI_EXP_SLTCAP_HPC bit (Lukas Wunner)
    
      Virtualization:
       - Mark Intel i40e NIC INTx masking as broken (Alex Williamson)
       - Reverse standard ACS vs device-specific ACS enabling (Alex Williamson)
       - Work around Intel Sunrise Point PCH incorrect ACS capability (Alex Williamson)
    
      IOMMU:
       - Add pci_add_dma_alias() to abstract implementation (Bjorn Helgaas)
       - Move informational printk to pci_add_dma_alias() (Bjorn Helgaas)
       - Add support for multiple DMA aliases (Jacek Lawrynowicz)
       - Add DMA alias quirk for mic_x200_dma (Jacek Lawrynowicz)
    
      Thunderbolt:
       - Fix double free of drom buffer (Andreas Noever)
       - Add Intel Thunderbolt device IDs (Lukas Wunner)
       - Fix typos and magic number (Lukas Wunner)
       - Support 1st gen Light Ridge controller (Lukas Wunner)
    
      Generic host bridge driver:
       - Use generic ECAM API (Jayachandran C)
    
      Cavium ThunderX host bridge driver:
       - Don't clobber read-only bits in bridge config registers (David Daney)
       - Use generic ECAM API (Jayachandran C)
    
      Freescale i.MX6 host bridge driver:
       - Use enum instead of bool for variant indicator (Andrey Smirnov)
       - Implement reset sequence for i.MX6+ (Andrey Smirnov)
       - Factor out ref clock enable (Bjorn Helgaas)
       - Add initial imx6sx support (Christoph Fritz)
       - Add reset-gpio-active-high boolean property to DT (Petr Štetiar)
       - Add DT property for link gen, default to Gen1 (Tim Harvey)
       - dts: Specify imx6qp version of PCIe core (Andrey Smirnov)
       - dts: Fix PCIe reset GPIO polarity on Toradex Apalis Ixora (Petr Štetiar)
    
      Marvell Armada host bridge driver:
       - add DT binding for Marvell Armada 7K/8K PCIe controller (Thomas Petazzoni)
       - Add driver for Marvell Armada 7K/8K PCIe controller (Thomas Petazzoni)
    
      Marvell MVEBU host bridge driver:
       - Constify mvebu_pcie_pm_ops structure (Jisheng Zhang)
       - Use SET_NOIRQ_SYSTEM_SLEEP_PM_OPS for mvebu_pcie_pm_ops (Jisheng Zhang)
    
      Microsoft Hyper-V host bridge driver:
       - Report resources release after stopping the bus (Vitaly Kuznetsov)
       - Add explicit barriers to config space access (Vitaly Kuznetsov)
    
      Renesas R-Car host bridge driver:
       - Select PCI_MSI_IRQ_DOMAIN (Arnd Bergmann)
    
      Synopsys DesignWare host bridge driver:
       - Remove incorrect RC memory base/limit configuration (Gabriele Paoloni)
       - Move Root Complex setup code to dw_pcie_setup_rc() (Jisheng Zhang)
    
      TI Keystone host bridge driver:
       - Add error IRQ handler (Murali Karicheri)
       - Remove unnecessary goto statement (Murali Karicheri)
    
      Miscellaneous:
       - Fix spelling errors (Colin Ian King)"
    
    * tag 'pci-v4.7-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (48 commits)
      PCI: Disable all BAR sizing for devices with non-compliant BARs
      x86/PCI: Mark Broadwell-EP Home Agent 1 as having non-compliant BARs
      PCI: Identify Enhanced Allocation (EA) BAR Equivalent resources in sysfs
      PCI, of: Move PCI I/O space management to PCI core code
      PCI: generic, thunder: Use generic ECAM API
      PCI: Provide common functions for ECAM mapping
      PCI: hv: Add explicit barriers to config space access
      PCI: Use cached copy of PCI_EXP_SLTCAP_HPC bit
      PCI: Add Downstream Port Containment driver
      PCI: Add Downstream Port Containment portdrv service type
      PCI: Widen portdrv service type from 4 bits to 8 bits
      PCI: designware: Remove incorrect RC memory base/limit configuration
      PCI: hv: Report resources release after stopping the bus
      ARM: dts: imx6qp: Specify imx6qp version of PCIe core
      PCI: imx6: Implement reset sequence for i.MX6+
      PCI: imx6: Use enum instead of bool for variant indicator
      PCI: thunder: Don't clobber read-only bits in bridge config registers
      thunderbolt: Fix double free of drom buffer
      PCI: rcar: Select PCI_MSI_IRQ_DOMAIN
      PCI: armada: Add driver for Marvell Armada 7K/8K PCIe controller
      ...
    7afd16f8
amd_iommu.c 95.7 KB