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Merge tag 'pci-v5.17-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci
Pull pci updates from Bjorn Helgaas:
 "Enumeration:
   - Use pci_find_vsec_capability() instead of open-coding it (Andy
     Shevchenko)
   - Convert pci_dev_present() stub from macro to static inline to avoid
     'unused variable' errors (Hans de Goede)
   - Convert sysfs slot attributes from default_attrs to default_groups
     (Greg Kroah-Hartman)
   - Use DWORD accesses for LTR, L1 SS to avoid BayHub OZ711LV2 erratum
     (Rajat Jain)
   - Remove unnecessary initialization of static variables (Longji Guo)
  Resource management:
   - Always write Intel I210 ROM BAR on update to work around device
     defect (Bjorn Helgaas)
  PCIe native device hotplug:
   - Fix pciehp lockdep errors on Thunderbolt undock (Hans de Goede)
   - Fix infinite loop in pciehp IRQ handler on power fault (Lukas
     Wunner)
  Power management:
   - Convert amd64-agp, sis-agp, via-agp from legacy PCI power
     management to generic power management (Vaibhav Gupta)
  IOMMU:
   - Add function 1 DMA alias quirk for Marvell 88SE9125 SATA controller
     so it can work with an IOMMU (Yifeng Li)
  Error handling:
   - Add PCI_ERROR_RESPONSE and related definitions for signaling and
     checking for transaction errors on PCI (Naveen Naidu)
   - Fabricate PCI_ERROR_RESPONSE data (~0) in config read wrappers,
     instead of in host controller drivers, when transactions fail on
     PCI (Naveen Naidu)
   - Use PCI_POSSIBLE_ERROR() to check for possible failure of config
     reads (Naveen Naidu)
  Peer-to-peer DMA:
   - Add Logan Gunthorpe as P2PDMA maintainer (Bjorn Helgaas)
  ASPM:
   - Calculate link L0s and L1 exit latencies when needed instead of
     caching them (Saheed O. Bolarinwa)
   - Calculate device L0s and L1 acceptable exit latencies when needed
     instead of caching them (Saheed O. Bolarinwa)
   - Remove struct aspm_latency since it's no longer needed (Saheed O.
     Bolarinwa)
  APM X-Gene PCIe controller driver:
   - Fix IB window setup, which was broken by the fact that IB resources
     are now sorted in address order instead of DT dma-ranges order (Rob
     Herring)
  Apple PCIe controller driver:
   - Enable clock gating to save power (Hector Martin)
   - Fix REFCLK1 enable/poll logic (Hector Martin)
  Broadcom STB PCIe controller driver:
   - Declare bitmap correctly for use by bitmap interfaces (Christophe
     JAILLET)
   - Clean up computation of legacy and non-legacy MSI bitmasks (Florian
     Fainelli)
   - Update suspend/resume/remove error handling to warn about errors
     and not fail the operation (Jim Quinlan)
   - Correct the "pcie" and "msi" interrupt descriptions in DT binding
     (Jim Quinlan)
   - Add DT bindings for endpoint voltage regulators (Jim Quinlan)
   - Split brcm_pcie_setup() into two functions (Jim Quinlan)
   - Add mechanism for turning on voltage regulators for connected
     devices (Jim Quinlan)
   - Turn voltage regulators for connected devices on/off when bus is
     added or removed (Jim Quinlan)
   - When suspending, don't turn off voltage regulators for wakeup
     devices (Jim Quinlan)
  Freescale i.MX6 PCIe controller driver:
   - Add i.MX8MM support (Richard Zhu)
  Freescale Layerscape PCIe controller driver:
   - Use DWC common ops instead of layerscape-specific link-up functions
     (Hou Zhiqiang)
  Intel VMD host bridge driver:
   - Honor platform ACPI _OSC feature negotiation for Root Ports below
     VMD (Kai-Heng Feng)
   - Add support for Raptor Lake SKUs (Karthik L Gopalakrishnan)
   - Reset everything below VMD before enumerating to work around
     failure to enumerate NVMe devices when guest OS reboots (Nirmal
     Patel)
  Bridge emulation (used by Marvell Aardvark and MVEBU):
   - Make emulated ROM BAR read-only by default (Pali Rohár)
   - Make some emulated legacy PCI bits read-only for PCIe devices (Pali
     Rohár)
   - Update reserved bits in emulated PCIe Capability (Pali Rohár)
   - Allow drivers to emulate different PCIe Capability versions (Pali
     Rohár)
   - Set emulated Capabilities List bit for all PCIe devices, since they
     must have at least a PCIe Capability (Pali Rohár)
  Marvell Aardvark PCIe controller driver:
   - Add bridge emulation definitions for PCIe DEVCAP2, DEVCTL2,
     DEVSTA2, LNKCAP2, LNKCTL2, LNKSTA2, SLTCAP2, SLTCTL2, SLTSTA2 (Pali
     Rohár)
   - Add aardvark support for DEVCAP2, DEVCTL2, LNKCAP2 and LNKCTL2
     registers (Pali Rohár)
   - Clear all MSIs at setup to avoid spurious interrupts (Pali Rohár)
   - Disable bus mastering when unbinding host controller driver (Pali
     Rohár)
   - Mask all interrupts when unbinding host controller driver (Pali
     Rohár)
   - Fix memory leak in host controller unbind (Pali Rohár)
   - Assert PERST# when unbinding host controller driver (Pali Rohár)
   - Disable link training when unbinding host controller driver (Pali
     Rohár)
   - Disable common PHY when unbinding host controller driver (Pali
     Rohár)
   - Fix resource type checking to check only IORESOURCE_MEM, not
     IORESOURCE_MEM_64, which is a flavor of IORESOURCE_MEM (Pali Rohár)
  Marvell MVEBU PCIe controller driver:
   - Implement pci_remap_iospace() for ARM so mvebu can use
     devm_pci_remap_iospace() instead of the previous ARM-specific
     pci_ioremap_io() interface (Pali Rohár)
   - Use the standard pci_host_probe() instead of the device-specific
     mvebu_pci_host_probe() (Pali Rohár)
   - Replace all uses of ARM-specific pci_ioremap_io() with the ARM
     implementation of the standard pci_remap_iospace() interface and
     remove pci_ioremap_io() (Pali Rohár)
   - Skip initializing invalid Root Ports (Pali Rohár)
   - Check for errors from pci_bridge_emul_init() (Pali Rohár)
   - Ignore any bridges at non-zero function numbers (Pali Rohár)
   - Return ~0 data for invalid config read size (Pali Rohár)
   - Disallow mapping interrupts on emulated bridges (Pali Rohár)
   - Clear Root Port Memory & I/O Space Enable and Bus Master Enable at
     initialization (Pali Rohár)
   - Make type bits in Root Port I/O Base register read-only (Pali
     Rohár)
   - Disable Root Port windows when base/limit set to invalid values
     (Pali Rohár)
   - Set controller to Root Complex mode (Pali Rohár)
   - Set Root Port Class Code to PCI Bridge (Pali Rohár)
   - Update emulated Root Port secondary bus numbers to better reflect
     the actual topology (Pali Rohár)
   - Add PCI_BRIDGE_CTL_BUS_RESET support to emulated Root Ports so
     pci_reset_secondary_bus() can reset connected devices (Pali Rohár)
   - Add PCI_EXP_DEVCTL Error Reporting Enable support to emulated Root
     Ports (Pali Rohár)
   - Add PCI_EXP_RTSTA PME Status bit support to emulated Root Ports
     (Pali Rohár)
   - Add DEVCAP2, DEVCTL2 and LNKCTL2 support to emulated Root Ports on
     Armada XP and newer devices (Pali Rohár)
   - Export mvebu-mbus.c symbols to allow pci-mvebu.c to be a module
     (Pali Rohár)
   - Add support for compiling as a module (Pali Rohár)
  MediaTek PCIe controller driver:
   - Assert PERST# for 100ms to allow power and clock to stabilize
     (qizhong cheng)
  MediaTek PCIe Gen3 controller driver:
   - Disable Mediatek DVFSRC voltage request since lack of DVFSRC to
     respond to the request causes failure to exit L1 PM Substate
     (Jianjun Wang)
  MediaTek MT7621 PCIe controller driver:
   - Declare mt7621_pci_ops static (Sergio Paracuellos)
   - Give pcibios_root_bridge_prepare() access to host bridge windows
     (Sergio Paracuellos)
   - Move MIPS I/O coherency unit setup from driver to
     pcibios_root_bridge_prepare() (Sergio Paracuellos)
   - Add missing MODULE_LICENSE() (Sergio Paracuellos)
   - Allow COMPILE_TEST for all arches (Sergio Paracuellos)
  Microsoft Hyper-V host bridge driver:
   - Add hv-internal interfaces to encapsulate arch IRQ dependencies
     (Sunil Muthuswamy)
   - Add arm64 Hyper-V vPCI support (Sunil Muthuswamy)
  Qualcomm PCIe controller driver:
   - Undo PM setup in qcom_pcie_probe() error handling path (Christophe
     JAILLET)
   - Use __be16 type to store return value from cpu_to_be16()
     (Manivannan Sadhasivam)
   - Constify static dw_pcie_ep_ops (Rikard Falkeborn)
  Renesas R-Car PCIe controller driver:
   - Fix aarch32 abort handler so it doesn't check the wrong bus clock
     before accessing the host controller (Marek Vasut)
  TI Keystone PCIe controller driver:
   - Add register offset for ti,syscon-pcie-id and ti,syscon-pcie-mode
     DT properties (Kishon Vijay Abraham I)
  MicroSemi Switchtec management driver:
   - Add Gen4 automotive device IDs (Kelvin Cao)
   - Declare state_names[] as static so it's not allocated and
     initialized for every call (Kelvin Cao)
  Host controller driver cleanups:
   - Use of_device_get_match_data(), not of_match_device(), when we only
     need the device data in altera, artpec6, cadence, designware-plat,
     dra7xx, keystone, kirin (Fan Fei)
   - Drop pointless of_device_get_match_data() cast in j721e (Bjorn
     Helgaas)
   - Drop redundant struct device * from j721e since struct cdns_pcie
     already has one (Bjorn Helgaas)
   - Rename driver structs to *_pcie in intel-gw, iproc, ls-gen4,
     mediatek-gen3, microchip, mt7621, rcar-gen2, tegra194, uniphier,
     xgene, xilinx, xilinx-cpm for consistency across drivers (Fan Fei)
   - Fix invalid address space conversions in hisi, spear13xx (Bjorn
     Helgaas)
  Miscellaneous:
   - Sort Intel Device IDs by value (Andy Shevchenko)
   - Change Capability offsets to hex to match spec (Baruch Siach)
   - Correct misspellings (Krzysztof Wilczyński)
   - Terminate statement with semicolon in pci_endpoint_test.c (Ming
     Wang)"
* tag 'pci-v5.17-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (151 commits)
  PCI: mt7621: Allow COMPILE_TEST for all arches
  PCI: mt7621: Add missing MODULE_LICENSE()
  PCI: mt7621: Move MIPS setup to pcibios_root_bridge_prepare()
  PCI: Let pcibios_root_bridge_prepare() access bridge->windows
  PCI: mt7621: Declare mt7621_pci_ops static
  PCI: brcmstb: Do not turn off WOL regulators on suspend
  PCI: brcmstb: Add control of subdevice voltage regulators
  PCI: brcmstb: Add mechanism to turn on subdev regulators
  PCI: brcmstb: Split brcm_pcie_setup() into two funcs
  dt-bindings: PCI: Add bindings for Brcmstb EP voltage regulators
  dt-bindings: PCI: Correct brcmstb interrupts, interrupt-map.
  PCI: brcmstb: Fix function return value handling
  PCI: brcmstb: Do not use __GENMASK
  PCI: brcmstb: Declare 'used' as bitmap, not unsigned long
  PCI: hv: Add arm64 Hyper-V vPCI support
  PCI: hv: Make the code arch neutral by adding arch specific interfaces
  PCI: pciehp: Use down_read/write_nested(reset_lock) to fix lockdep errors
  x86/PCI: Remove initialization of static variables to false
  PCI: Use DWORD accesses for LTR, L1 SS to avoid erratum
  misc: pci_endpoint_test: Terminate statement with semicolon
  ... | ||
|---|---|---|
| .. | ||
| accessibility | ||
| acpi | ||
| amba | ||
| android | ||
| ata | ||
| atm | ||
| auxdisplay | ||
| base | ||
| bcma | ||
| block | ||
| bluetooth | ||
| bus | ||
| cdrom | ||
| char | ||
| clk | ||
| clocksource | ||
| comedi | ||
| connector | ||
| counter | ||
| cpufreq | ||
| cpuidle | ||
| crypto | ||
| cxl | ||
| dax | ||
| dca | ||
| devfreq | ||
| dio | ||
| dma | ||
| dma-buf | ||
| edac | ||
| eisa | ||
| extcon | ||
| firewire | ||
| firmware | ||
| fpga | ||
| fsi | ||
| gnss | ||
| gpio | ||
| gpu | ||
| greybus | ||
| hid | ||
| hsi | ||
| hv | ||
| hwmon | ||
| hwspinlock | ||
| hwtracing | ||
| i2c | ||
| i3c | ||
| idle | ||
| iio | ||
| infiniband | ||
| input | ||
| interconnect | ||
| iommu | ||
| ipack | ||
| irqchip | ||
| isdn | ||
| leds | ||
| macintosh | ||
| mailbox | ||
| mcb | ||
| md | ||
| media | ||
| memory | ||
| memstick | ||
| message | ||
| mfd | ||
| misc | ||
| mmc | ||
| most | ||
| mtd | ||
| mux | ||
| net | ||
| nfc | ||
| ntb | ||
| nubus | ||
| nvdimm | ||
| nvme | ||
| nvmem | ||
| of | ||
| opp | ||
| parisc | ||
| parport | ||
| pci | ||
| pcmcia | ||
| perf | ||
| phy | ||
| pinctrl | ||
| platform | ||
| pnp | ||
| power | ||
| powercap | ||
| pps | ||
| ps3 | ||
| ptp | ||
| pwm | ||
| rapidio | ||
| ras | ||
| regulator | ||
| remoteproc | ||
| reset | ||
| rpmsg | ||
| rtc | ||
| s390 | ||
| sbus | ||
| scsi | ||
| sh | ||
| siox | ||
| slimbus | ||
| soc | ||
| soundwire | ||
| spi | ||
| spmi | ||
| ssb | ||
| staging | ||
| target | ||
| tc | ||
| tee | ||
| thermal | ||
| thunderbolt | ||
| tty | ||
| uio | ||
| usb | ||
| vdpa | ||
| vfio | ||
| vhost | ||
| video | ||
| virt | ||
| virtio | ||
| visorbus | ||
| vlynq | ||
| vme | ||
| w1 | ||
| watchdog | ||
| xen | ||
| zorro | ||
| Kconfig | ||
| Makefile | ||