• Linus Torvalds's avatar
    Merge tag 'pci-v5.7-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci · 86f26a77
    Linus Torvalds authored
    Pull pci updates from Bjorn Helgaas:
     "Enumeration:
    
       - Revert sysfs "rescan" renames that broke apps (Kelsey Skunberg)
    
       - Add more 32 GT/s link speed decoding and improve the implementation
         (Yicong Yang)
    
      Resource management:
    
       - Add support for sizing programmable host bridge apertures and fix a
         related alpha Nautilus regression (Ivan Kokshaysky)
    
      Interrupts:
    
       - Add boot interrupt quirk mechanism for Xeon chipsets and document
         boot interrupts (Sean V Kelley)
    
      PCIe native device hotplug:
    
       - When possible, disable in-band presence detect and use PDS
         (Alexandru Gagniuc)
    
       - Add DMI table for devices that don't use in-band presence detection
         but don't advertise that correctly (Stuart Hayes)
    
       - Fix hang when powering slots up/down via sysfs (Lukas Wunner)
    
       - Fix an MSI interrupt race (Stuart Hayes)
    
      Virtualization:
    
       - Add ACS quirks for Zhaoxin devices (Raymond Pang)
    
      Error handling:
    
       - Add Error Disconnect Recover (EDR) support so firmware can report
         devices disconnected via DPC and we can try to recover (Kuppuswamy
         Sathyanarayanan)
    
      Peer-to-peer DMA:
    
       - Add Intel Sky Lake-E Root Ports B, C, D to the whitelist (Andrew
         Maier)
    
      ASPM:
    
       - Reduce severity of common clock config message (Chris Packham)
    
       - Clear the correct bits when enabling L1 substates, so we don't go
         to the wrong state (Yicong Yang)
    
      Endpoint framework:
    
       - Replace EPF linkup ops with notifier call chain and improve locking
         (Kishon Vijay Abraham I)
    
       - Fix concurrent memory allocation in OB address region (Kishon Vijay
         Abraham I)
    
       - Move PF function number assignment to EPC core to support multiple
         function creation methods (Kishon Vijay Abraham I)
    
       - Fix issue with clearing configfs "start" entry (Kunihiko Hayashi)
    
       - Fix issue with endpoint MSI-X ignoring BAR Indicator and Table
         Offset (Kishon Vijay Abraham I)
    
       - Add support for testing DMA transfers (Kishon Vijay Abraham I)
    
       - Add support for testing > 10 endpoint devices (Kishon Vijay Abraham I)
    
       - Add support for tests to clear IRQ (Kishon Vijay Abraham I)
    
       - Add common DT schema for endpoint controllers (Kishon Vijay Abraham I)
    
      Amlogic Meson PCIe controller driver:
    
       - Add DT bindings for AXG PCIe PHY, shared MIPI/PCIe analog PHY (Remi
         Pommarel)
    
       - Add Amlogic AXG PCIe PHY, AXG MIPI/PCIe analog PHY drivers (Remi
         Pommarel)
    
      Cadence PCIe controller driver:
    
       - Add Root Complex/Endpoint DT schema for Cadence PCIe (Kishon Vijay
         Abraham I)
    
      Intel VMD host bridge driver:
    
       - Add two VMD Device IDs that require bus restriction mode (Sushma
         Kalakota)
    
      Mobiveil PCIe controller driver:
    
       - Refactor and modularize mobiveil driver (Hou Zhiqiang)
    
       - Add support for Mobiveil GPEX Gen4 host (Hou Zhiqiang)
    
      Microsoft Hyper-V host bridge driver:
    
       - Add support for Hyper-V PCI protocol version 1.3 and
         PCI_BUS_RELATIONS2 (Long Li)
    
       - Refactor to prepare for virtual PCI on non-x86 architectures (Boqun
         Feng)
    
       - Fix memory leak in hv_pci_probe()'s error path (Dexuan Cui)
    
      NVIDIA Tegra PCIe controller driver:
    
       - Use pci_parse_request_of_pci_ranges() (Rob Herring)
    
       - Add support for endpoint mode and related DT updates (Vidya Sagar)
    
       - Reduce -EPROBE_DEFER error message log level (Thierry Reding)
    
      Qualcomm PCIe controller driver:
    
       - Restrict class fixup to specific Qualcomm devices (Bjorn Andersson)
    
      Synopsys DesignWare PCIe controller driver:
    
       - Refactor core initialization code for endpoint mode (Vidya Sagar)
    
       - Fix endpoint MSI-X to use correct table address (Kishon Vijay
         Abraham I)
    
      TI DRA7xx PCIe controller driver:
    
       - Fix MSI IRQ handling (Vignesh Raghavendra)
    
      TI Keystone PCIe controller driver:
    
       - Allow AM654 endpoint to raise MSI-X interrupt (Kishon Vijay Abraham I)
    
      Miscellaneous:
    
       - Quirk ASMedia XHCI USB to avoid "PME# from D0" defect (Kai-Heng
         Feng)
    
       - Use ioremap(), not phys_to_virt(), for platform ROM to fix video
         ROM mapping with CONFIG_HIGHMEM (Mikel Rychliski)"
    
    * tag 'pci-v5.7-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (96 commits)
      misc: pci_endpoint_test: remove duplicate macro PCI_ENDPOINT_TEST_STATUS
      PCI: tegra: Print -EPROBE_DEFER error message at debug level
      misc: pci_endpoint_test: Use full pci-endpoint-test name in request_irq()
      misc: pci_endpoint_test: Fix to support > 10 pci-endpoint-test devices
      tools: PCI: Add 'e' to clear IRQ
      misc: pci_endpoint_test: Add ioctl to clear IRQ
      misc: pci_endpoint_test: Avoid using module parameter to determine irqtype
      PCI: keystone: Allow AM654 PCIe Endpoint to raise MSI-X interrupt
      PCI: dwc: Fix dw_pcie_ep_raise_msix_irq() to get correct MSI-X table address
      PCI: endpoint: Fix ->set_msix() to take BIR and offset as arguments
      misc: pci_endpoint_test: Add support to get DMA option from userspace
      tools: PCI: Add 'd' command line option to support DMA
      misc: pci_endpoint_test: Use streaming DMA APIs for buffer allocation
      PCI: endpoint: functions/pci-epf-test: Print throughput information
      PCI: endpoint: functions/pci-epf-test: Add DMA support to transfer data
      PCI: pciehp: Fix MSI interrupt race
      PCI: pciehp: Fix indefinite wait on sysfs requests
      PCI: endpoint: Fix clearing start entry in configfs
      PCI: tegra: Add support for PCIe endpoint mode in Tegra194
      PCI: sysfs: Revert "rescan" file renames
      ...
    86f26a77
pci.c 172 KB