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Message-ID: <20210224190335.GA1583051@bjorn-Precision-5520>
Date: Wed, 24 Feb 2021 13:03:35 -0600
From: Bjorn Helgaas <helgaas@...nel.org>
To: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org,
Lorenzo Pieralisi <lorenzo.pieralisi@....com>
Subject: [GIT PULL] PCI changes for v5.12
The following changes since commit 7c53f6b671f4aba70ff15e1b05148b10d58c2837:
Linux 5.11-rc3 (2021-01-10 14:34:50 -0800)
are available in the Git repository at:
git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git tags/pci-v5.12-changes
for you to fetch changes up to 2bd36c391515cba855b8db8ae5708154f1082b8e:
Merge branch 'remotes/lorenzo/pci/misc' (2021-02-24 11:17:05 -0600)
----------------------------------------------------------------
Enumeration:
- Remove unnecessary locking around _OSC (Bjorn Helgaas)
- Clarify message about _OSC failure (Bjorn Helgaas)
- Remove notification of PCIe bandwidth changes (Bjorn Helgaas)
- Tidy checking of syscall user config accessors (Heiner Kallweit)
Resource management:
- Decline to resize resources if boot config must be preserved (Ard
Biesheuvel)
- Fix pci_register_io_range() memory leak (Geert Uytterhoeven)
Error handling (Keith Busch):
- Clear error status from the correct device
- Retain error recovery status so drivers can use it after reset
- Log the type of Port (Root or Switch Downstream) that we reset
- Always request a reset for Downstream Ports in frozen state
Endpoint framework and NTB (Kishon Vijay Abraham I):
- Make *_get_first_free_bar() take into account 64 bit BAR
- Add helper API to get the 'next' unreserved BAR
- Make *_free_bar() return error codes on failure
- Remove unused pci_epf_match_device()
- Add support to associate secondary EPC with EPF
- Add support in configfs to associate two EPCs with EPF
- Add pci_epc_ops to map MSI IRQ
- Add pci_epf_ops to expose function-specific attrs
- Allow user to create sub-directory of 'EPF Device' directory
- Implement ->msi_map_irq() ops for cadence
- Configure LM_EP_FUNC_CFG based on epc->function_num_map for cadence
- Add EP function driver to provide NTB functionality
- Add support for EPF PCI Non-Transparent Bridge
- Add specification for PCI NTB function device
- Add PCI endpoint NTB function user guide
- Add configfs binding documentation for pci-ntb endpoint function
Broadcom STB PCIe controller driver:
- Add support for BCM4908 and external PERST# signal controller (Rafał
Miłecki)
Cadence PCIe controller driver:
- Retrain Link to work around Gen2 training defect (Nadeem Athani)
- Fix merge botch in cdns_pcie_host_map_dma_ranges() (Krzysztof
Wilczyński)
Freescale Layerscape PCIe controller driver:
- Add LX2160A rev2 EP mode support (Hou Zhiqiang)
- Convert to builtin_platform_driver() (Michael Walle)
MediaTek PCIe controller driver:
- Fix OF node reference leak (Krzysztof Wilczyński)
Microchip PolarFlare PCIe controller driver:
- Add Microchip PolarFire PCIe controller driver (Daire McNamara)
Qualcomm PCIe controller driver:
- Use PHY_REFCLK_USE_PAD only for ipq8064 (Ansuel Smith)
- Add support for ddrss_sf_tbu clock for sm8250 (Dmitry Baryshkov)
Renesas R-Car PCIe controller driver:
- Drop PCIE_RCAR config option (Lad Prabhakar)
- Always allocate MSI addresses in 32bit space (Marek Vasut)
Rockchip PCIe controller driver:
- Add FriendlyARM NanoPi M4B DT binding (Chen-Yu Tsai)
- Make 'ep-gpios' DT property optional (Chen-Yu Tsai)
Synopsys DesignWare PCIe controller driver:
- Work around ECRC configuration hardware defect (Vidya Sagar)
- Drop support for config space in DT 'ranges' (Rob Herring)
- Change size to u64 for EP outbound iATU (Shradha Todi)
- Add upper limit address for outbound iATU (Shradha Todi)
- Make dw_pcie ops optional (Jisheng Zhang)
- Remove unnecessary dw_pcie_ops from al driver (Jisheng Zhang)
Xilinx Versal CPM PCIe controller driver:
- Fix OF node reference leak (Pan Bian)
Miscellaneous:
- Remove tango host controller driver (Arnd Bergmann)
- Remove IRQ handler & data together (altera-msi, brcmstb, dwc) (Martin
Kaiser)
- Fix xgene-msi race in installing chained IRQ handler (Martin Kaiser)
- Apply CONFIG_PCI_DEBUG to entire drivers/pci hierarchy (Junhao He)
- Fix pci-bridge-emul array overruns (Russell King)
- Remove obsolete uses of WARN_ON(in_interrupt()) (Sebastian Andrzej
Siewior)
----------------------------------------------------------------
Ansuel Smith (1):
PCI: qcom: Use PHY_REFCLK_USE_PAD only for ipq8064
Ard Biesheuvel (1):
PCI: Decline to resize resources if boot config must be preserved
Arnd Bergmann (1):
PCI: Remove tango host controller driver
Bjorn Helgaas (28):
PCI/ACPI: Make acpi_pci_osc_control_set() static
PCI/ACPI: Remove unnecessary osc_lock
PCI/ACPI: Clarify message about _OSC failure
PCI: xgene: Fix CRS SV comment
PCI: hv: Fix typo
Fix "ordering" comment typos
MAINTAINERS: Fix 'ARM/TEXAS INSTRUMENT KEYSTONE CLOCKSOURCE' capitalization
PCI/LINK: Remove bandwidth notification
Merge branch 'pci/enumeration'
Merge branch 'pci/error'
Merge branch 'pci/hotplug'
Merge branch 'pci/link'
Merge branch 'pci/resource'
Merge branch 'pci/host-probe-refactor'
Merge branch 'pci/misc'
Merge branch 'remotes/lorenzo/pci/brcmstb'
Merge branch 'remotes/lorenzo/pci/cadence'
Merge branch 'pci/dwc'
Merge branch 'pci/layerscape'
Merge branch 'remotes/lorenzo/pci/mediatek'
Merge branch 'pci/microchip'
Merge branch 'pci/ntb'
Merge branch 'pci/qcom'
Merge branch 'remotes/lorenzo/pci/rcar'
Merge branch 'pci/rockchip'
Merge branch 'remotes/lorenzo/pci/tango'
Merge branch 'remotes/lorenzo/pci/xilinx'
Merge branch 'remotes/lorenzo/pci/misc'
Chen Lin (1):
PCI: acpiphp: Remove unused acpiphp_callback typedef
Chen-Yu Tsai (2):
PCI: rockchip: Make 'ep-gpios' DT property optional
dt-bindings: arm: rockchip: Add FriendlyARM NanoPi M4B
Daire McNamara (4):
PCI: Call platform_set_drvdata earlier in devm_pci_alloc_host_bridge
dt-bindings: PCI: microchip: Add Microchip PolarFire host binding
PCI: microchip: Add Microchip PolarFire PCIe controller driver
MAINTAINERS: Add Daire McNamara as Microchip PCIe driver maintainer
Dmitry Baryshkov (2):
dt-bindings: PCI: qcom: Document ddrss_sf_tbu clock for sm8250
PCI: qcom: Add support for ddrss_sf_tbu clock
Geert Uytterhoeven (1):
PCI: Fix pci_register_io_range() memory leak
Heiner Kallweit (1):
PCI: Align checking of syscall user config accessors
Hou Zhiqiang (2):
dt-bindings: PCI: layerscape: Add LX2160A rev2 compatible strings
PCI: layerscape: Add LX2160A rev2 EP mode support
Jisheng Zhang (2):
PCI: dwc: Don't assume the ops in dw_pcie always exist
PCI: al: Remove useless dw_pcie_ops
Junhao He (1):
PCI: Apply CONFIG_PCI_DEBUG to entire drivers/pci hierarchy
Keith Busch (5):
PCI/ERR: Clear status of the reporting device
PCI/AER: Clear AER status from Root Port when resetting Downstream Port
PCI/ERR: Retain status from error notification
PCI/AER: Specify the type of Port that was reset
PCI/portdrv: Report reset for frozen channel
Kishon Vijay Abraham I (17):
Documentation: PCI: Add specification for the PCI NTB function device
PCI: endpoint: Make *_get_first_free_bar() take into account 64 bit BAR
PCI: endpoint: Add helper API to get the 'next' unreserved BAR
PCI: endpoint: Make *_free_bar() to return error codes on failure
PCI: endpoint: Remove unused pci_epf_match_device()
PCI: endpoint: Add support to associate secondary EPC with EPF
PCI: endpoint: Add support in configfs to associate two EPCs with EPF
PCI: endpoint: Add pci_epc_ops to map MSI IRQ
PCI: endpoint: Add pci_epf_ops to expose function-specific attrs
PCI: endpoint: Allow user to create sub-directory of 'EPF Device' directory
PCI: cadence: Implement ->msi_map_irq() ops
PCI: cadence: Configure LM_EP_FUNC_CFG based on epc->function_num_map
PCI: endpoint: Add EP function driver to provide NTB functionality
PCI: Add TI J721E device to PCI IDs
NTB: Add support for EPF PCI Non-Transparent Bridge
Documentation: PCI: Add configfs binding documentation for pci-ntb endpoint function
Documentation: PCI: Add PCI endpoint NTB function user guide
Krzysztof Wilczyński (2):
PCI: mediatek: Add missing of_node_put() to fix reference leak
PCI: cadence: Fix DMA range mapping early return error
Lad Prabhakar (1):
PCI: Drop PCIE_RCAR config option
Marek Vasut (1):
PCI: rcar: Always allocate MSI addresses in 32bit space
Martin Hundebøll (1):
PCI: Add Silicom Denmark vendor ID
Martin Kaiser (4):
PCI: altera-msi: Remove IRQ handler and data in one go
PCI: dwc: Remove IRQ handler and data in one go
PCI: xgene-msi: Fix race in installing chained irq handler
PCI: brcmstb: Remove chained IRQ handler and data in one go
Michael Walle (1):
PCI: layerscape: Convert to builtin_platform_driver()
Nadeem Athani (1):
PCI: cadence: Retrain Link to work around Gen2 training defect
Pan Bian (1):
PCI: xilinx-cpm: Fix reference count leak on error path
Rafał Miłecki (2):
dt-bindings: PCI: brcmstb: add BCM4908 binding
PCI: brcmstb: support BCM4908 with external PERST# signal controller
Rob Herring (1):
PCI: dwc: Drop support for config space in 'ranges'
Russell King (1):
PCI: pci-bridge-emul: Fix array overruns, improve safety
Sebastian Andrzej Siewior (1):
PCI: Remove WARN_ON(in_interrupt())
Shradha Todi (2):
PCI: dwc: Change size to u64 for EP outbound iATU
PCI: dwc: Add upper limit address for outbound iATU
Vidya Sagar (1):
PCI: dwc: Work around ECRC configuration issue
.../PCI/endpoint/function/binding/pci-ntb.rst | 38 +
Documentation/PCI/endpoint/index.rst | 3 +
Documentation/PCI/endpoint/pci-endpoint-cfs.rst | 10 +
Documentation/PCI/endpoint/pci-ntb-function.rst | 348 ++++
Documentation/PCI/endpoint/pci-ntb-howto.rst | 161 ++
.../devicetree/bindings/arm/rockchip.yaml | 1 +
.../devicetree/bindings/pci/brcm,stb-pcie.yaml | 37 +-
.../devicetree/bindings/pci/layerscape-pci.txt | 1 +
.../bindings/pci/microchip,pcie-host.yaml | 92 +
.../devicetree/bindings/pci/qcom,pcie.txt | 17 +-
MAINTAINERS | 9 +-
arch/s390/include/asm/facility.h | 2 +-
drivers/acpi/pci_root.c | 40 +-
drivers/gpu/drm/qxl/qxl_drv.c | 2 +-
drivers/misc/pci_endpoint_test.c | 1 -
drivers/net/wireless/intel/iwlwifi/fw/file.h | 2 +-
drivers/ntb/hw/Kconfig | 1 +
drivers/ntb/hw/Makefile | 1 +
drivers/ntb/hw/epf/Kconfig | 6 +
drivers/ntb/hw/epf/Makefile | 1 +
drivers/ntb/hw/epf/ntb_hw_epf.c | 753 +++++++
drivers/pci/Makefile | 2 +-
drivers/pci/controller/Kconfig | 35 +-
drivers/pci/controller/Makefile | 2 +-
drivers/pci/controller/cadence/pci-j721e.c | 3 +
drivers/pci/controller/cadence/pcie-cadence-ep.c | 60 +-
drivers/pci/controller/cadence/pcie-cadence-host.c | 86 +-
drivers/pci/controller/cadence/pcie-cadence.h | 11 +-
drivers/pci/controller/dwc/pci-layerscape-ep.c | 7 +
drivers/pci/controller/dwc/pci-layerscape.c | 5 +-
drivers/pci/controller/dwc/pcie-al.c | 4 -
drivers/pci/controller/dwc/pcie-designware-ep.c | 8 +-
drivers/pci/controller/dwc/pcie-designware-host.c | 53 +-
drivers/pci/controller/dwc/pcie-designware.c | 70 +-
drivers/pci/controller/dwc/pcie-designware.h | 4 +-
drivers/pci/controller/dwc/pcie-qcom.c | 22 +-
drivers/pci/controller/pci-host-common.c | 4 +-
drivers/pci/controller/pci-hyperv.c | 2 +-
drivers/pci/controller/pci-xgene-msi.c | 10 +-
drivers/pci/controller/pci-xgene.c | 13 +-
drivers/pci/controller/pcie-altera-msi.c | 3 +-
drivers/pci/controller/pcie-brcmstb.c | 35 +-
drivers/pci/controller/pcie-mediatek.c | 7 +-
drivers/pci/controller/pcie-microchip-host.c | 1138 +++++++++++
drivers/pci/controller/pcie-rcar-host.c | 2 +-
drivers/pci/controller/pcie-rockchip.c | 12 +-
drivers/pci/controller/pcie-tango.c | 341 ----
drivers/pci/controller/pcie-xilinx-cpm.c | 1 +
drivers/pci/endpoint/functions/Kconfig | 13 +
drivers/pci/endpoint/functions/Makefile | 1 +
drivers/pci/endpoint/functions/pci-epf-ntb.c | 2128 ++++++++++++++++++++
drivers/pci/endpoint/functions/pci-epf-test.c | 13 +-
drivers/pci/endpoint/pci-ep-cfs.c | 176 +-
drivers/pci/endpoint/pci-epc-core.c | 130 +-
drivers/pci/endpoint/pci-epf-core.c | 105 +-
drivers/pci/hotplug/acpiphp.h | 3 -
drivers/pci/pci-bridge-emul.c | 11 +-
drivers/pci/pci.c | 4 +
drivers/pci/pcie/Kconfig | 8 -
drivers/pci/pcie/Makefile | 1 -
drivers/pci/pcie/aer.c | 5 +-
drivers/pci/pcie/bw_notification.c | 138 --
drivers/pci/pcie/err.c | 16 +-
drivers/pci/pcie/portdrv.h | 6 -
drivers/pci/pcie/portdrv_pci.c | 4 +-
drivers/pci/search.c | 4 -
drivers/pci/setup-res.c | 6 +
drivers/pci/syscall.c | 10 +-
include/linux/acpi.h | 3 -
include/linux/pci-epc.h | 39 +-
include/linux/pci-epf.h | 28 +-
include/linux/pci_ids.h | 3 +
lib/logic_pio.c | 3 +
73 files changed, 5543 insertions(+), 781 deletions(-)
create mode 100644 Documentation/PCI/endpoint/function/binding/pci-ntb.rst
create mode 100644 Documentation/PCI/endpoint/pci-ntb-function.rst
create mode 100644 Documentation/PCI/endpoint/pci-ntb-howto.rst
create mode 100644 Documentation/devicetree/bindings/pci/microchip,pcie-host.yaml
create mode 100644 drivers/ntb/hw/epf/Kconfig
create mode 100644 drivers/ntb/hw/epf/Makefile
create mode 100644 drivers/ntb/hw/epf/ntb_hw_epf.c
create mode 100644 drivers/pci/controller/pcie-microchip-host.c
delete mode 100644 drivers/pci/controller/pcie-tango.c
create mode 100644 drivers/pci/endpoint/functions/pci-epf-ntb.c
delete mode 100644 drivers/pci/pcie/bw_notification.c
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