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Message-ID: <20190308173154.GC214730@google.com>
Date: Fri, 8 Mar 2019 11:31:54 -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 v5.1
PCI changes:
- Use match_string() instead of reimplementing it (Andy Shevchenko)
- Enable SERR# forwarding for all bridges (Bharat Kumar Gogada)
- Use Latency Tolerance Reporting if already enabled by platform (Bjorn
Helgaas)
- Save/restore LTR info for suspend/resume (Bjorn Helgaas)
- Fix DPC use of uninitialized data (Dongdong Liu)
- Probe bridge window attributes only once at enumeration-time to fix
device accesses during rescan (Bjorn Helgaas)
- Return BAR size (not "size -1 ") from pci_size() to simplify code (Du
Changbin)
- Use config header type (not class code) identify bridges more reliably
(Honghui Zhang)
- Work around Intel Denverton incorrect Trace Hub BAR size reporting
(Alexander Shishkin)
- Reorder pciehp cached state/hardware state updates to avoid missed
interrupts (Mika Westerberg)
- Turn ibmphp semaphores into completions or mutexes (Arnd Bergmann)
- Mark expected switch fall-through (Mathieu Malaterre)
- Use of_node_name_eq() for node name comparisons (Rob Herring)
- Add ACS and pciehp quirks for HXT SD4800 (Shunyong Yang)
- Consolidate Rohm Vendor ID definitions (Andy Shevchenko)
- Use u32 (not __u32) for things not exposed to userspace (Logan
Gunthorpe)
- Fix locking semantics of bus and slot reset interfaces (Alex
Williamson)
- Update PCIEPORTBUS Kconfig help text (Hou Zhiqiang)
- Allow portdrv to claim subtractive decode Ports so PCIe services will
work for them (Honghui Zhang)
- Report PCIe links that become degraded at run-time (Alexandru Gagniuc)
- Blacklist Gigabyte X299 Root Port power management to fix Thunderbolt
hotplug (Mika Westerberg)
- Revert runtime PM suspend/resume callbacks that broke PME on network
cable plug (Mika Westerberg)
- Disable Data Link State Changed interrupts to prevent wakeup
immediately after suspend (Mika Westerberg)
- Extend altera to support Stratix 10 (Ley Foon Tan)
- Allow building altera driver on ARM64 (Ley Foon Tan)
- Replace Douglas with Tom Joseph as Cadence PCI host/endpoint maintainer
(Lorenzo Pieralisi)
- Add DT support for R-Car RZ/G2E (R8A774C0) (Fabrizio Castro)
- Add dra72x/dra74x/dra76x SoC compatible strings (Kishon Vijay
Abraham I)
- Enable x2 mode support for dra72x/dra74x/dra76x SoC (Kishon Vijay
Abraham I)
- Configure dra7xx PHY to PCIe mode (Kishon Vijay Abraham I)
- Simplify dwc (remove unnecessary header includes, name variables
consistently, reduce inverted logic, etc) (Gustavo Pimentel)
- Add i.MX8MQ support (Andrey Smirnov)
- Add message to help debug dwc MSI-X mask bit errors (Gustavo Pimentel)
- Work around imx7d PCIe PLL erratum (Trent Piepho)
- Don't assert qcom reset GPIO during probe (Bjorn Andersson)
- Skip dwc MSI init if MSIs have been disabled (Lucas Stach)
- Use memcpy_fromio()/memcpy_toio() instead of plain memcpy() in PCI
endpoint framework (Wen Yang)
- Add interface to discover supported endpoint features to replace a
bitfield that wasn't flexible enough (Kishon Vijay Abraham I)
- Implement the new supported-feature interface for designware-plat,
dra7xx, rockchip, cadence (Kishon Vijay Abraham I)
- Fix issues with 64-bit BAR in endpoints (Kishon Vijay Abraham I)
- Add layerscape endpoint mode support (Xiaowei Bao)
- Remove duplicate struct hv_vp_set in favor of struct hv_vpset (Maya
Nakamura)
- Rework hv_irq_unmask() to use cpumask_to_vpset() instead of open-coded
reimplementation (Maya Nakamura)
- Align Hyper-V struct retarget_msi_interrupt arguments (Maya Nakamura)
- Fix mediatek MMIO size computation to enable full size of available
MMIO space (Honghui Zhang)
- Fix mediatek DMA window size computation to allow endpoint DMA access
to full DRAM address range (Honghui Zhang)
- Fix mvebu prefetchable BAR regression caused by common bridge emulation
that assumed all bridges had prefetchable windows (Thomas Petazzoni)
- Make advk_pci_bridge_emul_ops static (Wei Yongjun)
- Configure MPS settings for VMD root ports (Jon Derrick)
The following changes since commit bfeffd155283772bbe78c6a05dec7c0128ee500c:
Linux 5.0-rc1 (2019-01-06 17:08:20 -0800)
are available in the Git repository at:
git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git tags/pci-v5.1-changes
for you to fetch changes up to dd92b6677e3d0d78e261a7f00f28e753bab41d24:
Merge branch 'remotes/lorenzo/pci/vmd' (2019-03-06 15:30:24 -0600)
----------------------------------------------------------------
pci-v5.1-changes
----------------------------------------------------------------
Alex Williamson (1):
PCI: Fix "try" semantics of bus and slot reset
Alexander Shishkin (1):
x86/PCI: Fixup RTIT_BAR of Intel Denverton Trace Hub
Alexandru Gagniuc (1):
PCI/LINK: Report degraded links via link bandwidth notification
Andrey Smirnov (11):
PCI: imx6: Introduce drvdata
PCI: imx6: Mark PHY functions as i.MX6 specific
PCI: imx6: Convert DIRECT_SPEED_CHANGE quirk code to use a flag
PCI: imx6: Add support for i.MX8MQ
dt-bindings: imx6q-pcie: Add "pcie_aux" clock for imx8mq
PCI: imx6: Add code to request/control "pcie_aux" clock for i.MX8MQ
PCI: dwc: Make use of IS_ALIGNED()
PCI: dwc: Share code for dw_pcie_rd/wr_other_conf()
PCI: dwc: Make use of BIT() in constant definitions
PCI: dwc: Make use of GENMASK/FIELD_PREP
PCI: dwc: Remove superfluous shifting in definitions
Andy Shevchenko (2):
PCI/AER: Use match_string() helper to simplify the code
PCI: Move Rohm Vendor ID to generic list
Arnd Bergmann (1):
PCI: ibmphp: Turn semaphores into completions or mutexes
Bharat Kumar Gogada (1):
PCI: Enable SERR# forwarding for all bridges
Bjorn Andersson (1):
PCI: qcom: Don't deassert reset GPIO during probe
Bjorn Helgaas (21):
PCI: Probe bridge window attributes once at enumeration-time
PCI/ASPM: Use LTR if already enabled by platform
PCI/ASPM: Save LTR Capability for suspend/resume
PCI/portdrv: Use conventional Device ID table formatting
Merge branch 'pci/aer'
Merge branch 'pci/aspm'
Merge branch 'pci/dpc'
Merge branch 'pci/enumeration'
Merge branch 'pci/hotplug'
Merge branch 'pci/misc'
Merge branch 'pci/portdrv'
Merge branch 'pci/pm'
Merge branch 'remotes/lorenzo/pci/altera'
Merge branch 'remotes/lorenzo/pci/cadence'
Merge branch 'remotes/lorenzo/pci/dt'
Merge branch 'remotes/lorenzo/pci/dwc'
Merge branch 'remotes/lorenzo/pci/endpoint'
Merge branch 'remotes/lorenzo/pci/hv'
Merge branch 'remotes/lorenzo/pci/mediatek'
Merge branch 'remotes/lorenzo/pci/misc'
Merge branch 'remotes/lorenzo/pci/vmd'
Dongdong Liu (1):
PCI/DPC: Fix print AER status in DPC event handling
Du Changbin (1):
PCI: Make pci_size() return real BAR size
Fabrizio Castro (1):
dt-bindings: PCI: rcar: Add device tree support for r8a774c0
Gustavo Pimentel (9):
PCI: dwc: Remove unnecessary header include (of_gpio.h)
PCI: dwc: Remove unnecessary header include (signal.h)
PCI: dwc: Rename variable name from data to d on dw_pci_bottom_mask/unmask()
PCI: dwc: Rename variable name from data to d on dw_pci_setup_msi_msg()
PCI: dwc: Rename variable name from data to d on dw_pci_msi_set_affinity()
PCI: dwc: Rename variable name from data to d on dw_pcie_irq_domain_free()
PCI: dwc: Improve code readability and simplify mask/unmask operations
PCI: dwc: Replace bit rotation operation (1 << bit) with BIT(bit)
PCI: dwc: Print debug error message when MSI-X entry control mask bit is set
Honghui Zhang (4):
PCI: Rely on config space header type, not class code
PCI/portdrv: Support PCIe services on subtractive decode bridges
PCI: mediatek: Fix memory mapped IO range size computation
PCI: mediatek: Enlarge PCIe2AHB window size to support 4GB DRAM
Hou Zhiqiang (1):
PCI: Update PCIEPORTBUS Kconfig help text
Jon Derrick (1):
PCI/VMD: Configure MPS settings before adding devices
Kishon Vijay Abraham I (19):
dt-bindings: PCI: dra7xx: Add SoC specific compatible strings
dt-bindings: PCI: dra7xx: Add properties to enable x2 lane in dra7
PCI: dwc: dra7xx: Enable x2 mode support for dra74x, dra76x and dra72x
PCI: dwc: dra7xx: Invoke phy_set_mode() API to set PHY mode to PHY_MODE_PCIE
PCI: endpoint: Add new pci_epc_ops to get EPC features
PCI: dwc: Add ->get_features() callback function to dw_pcie_ep_ops
PCI: designware-plat: Populate ->get_features() dw_pcie_ep_ops
PCI: pci-dra7xx: Populate ->get_features() dw_pcie_ep_ops
PCI: rockchip: Populate ->get_features() dw_pcie_ep_ops
PCI: cadence: Populate ->get_features() cdns_pcie_epc_ops
PCI: endpoint: Add helper to get first unreserved BAR
PCI: endpoint: Fix pci_epf_alloc_space() to set correct MEM TYPE flags
PCI: pci-epf-test: Remove setting epf_bar flags in function driver
PCI: pci-epf-test: Do not allocate next BARs memory if current BAR is 64Bit
PCI: pci-epf-test: Use pci_epc_get_features() to get EPC features
PCI: cadence: Remove pci_epf_linkup() from Cadence EP driver
PCI: rockchip: Remove pci_epf_linkup() from Rockchip EP driver
PCI: designware-plat: Remove setting epc->features in Designware plat EP driver
PCI: endpoint: Remove features member in struct pci_epc
Ley Foon Tan (3):
PCI: altera: Add Stratix 10 PCIe support
PCI: altera: Enable driver on ARM64
dt-bindings: PCI: altera: Add altr,pcie-root-port-2.0
Logan Gunthorpe (2):
genirq/msi: Clean up usage of __u8/__u16 types
PCI: Clean up usage of __u32 type
Lorenzo Pieralisi (1):
MAINTAINERS: Update PCI Cadence maintainer entry
Lucas Stach (1):
PCI: dwc: skip MSI init if MSIs have been explicitly disabled
Mathieu Malaterre (1):
PCI: Mark expected switch fall-through
Maya Nakamura (3):
PCI: hv: Add __aligned(8) to struct retarget_msi_interrupt
PCI: hv: Replace hv_vp_set with hv_vpset
PCI: hv: Refactor hv_irq_unmask() to use cpumask_to_vpset()
Mika Westerberg (4):
PCI: pciehp: Assign ctrl->slot_ctrl before writing it to hardware
PCI: Blacklist power management of Gigabyte X299 DESIGNARE EX PCIe ports
Revert "PCI/PME: Implement runtime PM callbacks"
PCI: pciehp: Disable Data Link Layer State Changed event on suspend
Rafael J. Wysocki (1):
PCI/PME: Fix hotplug/sysfs remove deadlock in pcie_pme_remove()
Rob Herring (1):
PCI: Use of_node_name_eq() for node name comparisons
Shunyong Yang (3):
PCI: Add HXT vendor ID
PCI: Add ACS quirk for HXT SD4800
PCI: pciehp: Add HXT quirk for Command Completed errata
Sven Van Asbroeck (1):
PCI/PME: Fix possible use-after-free on remove
Thomas Petazzoni (2):
PCI: pci-bridge-emul: Create per-bridge copy of register behavior
PCI: pci-bridge-emul: Extend pci_bridge_emul_init() with flags
Trent Piepho (3):
dt-bindings: imx6q-pcie: Add description of imx7d pcie phy
ARM: dts: imx7d: Add node for PCIe PHY
PCI: imx: Add workaround for e10728, IMX7d PCIe PLL failure
Wei Yongjun (1):
PCI: aardvark: Make symbol 'advk_pci_bridge_emul_ops' static
Wen Yang (1):
PCI: endpoint: functions: Use memcpy_fromio()/memcpy_toio()
Xiaowei Bao (4):
dt-bindings: add DT binding for the layerscape PCIe controller with EP mode
arm64: dts: Add the PCIE EP node in dts
PCI: layerscape: Add EP mode support
misc: pci_endpoint_test: Add the layerscape EP device support
.../devicetree/bindings/pci/altera-pcie.txt | 4 +-
.../devicetree/bindings/pci/fsl,imx6q-pcie.txt | 18 +-
.../devicetree/bindings/pci/layerscape-pci.txt | 3 +
Documentation/devicetree/bindings/pci/rcar-pci.txt | 4 +-
Documentation/devicetree/bindings/pci/ti-pci.txt | 11 +-
MAINTAINERS | 2 +-
arch/arm/boot/dts/imx7d.dtsi | 9 +
arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi | 34 ++-
arch/x86/hyperv/hv_init.c | 1 +
arch/x86/pci/fixup.c | 16 ++
drivers/dma/pch_dma.c | 1 -
drivers/gpio/gpio-ml-ioh.c | 2 -
drivers/gpio/gpio-pch.c | 1 -
drivers/i2c/busses/i2c-eg20t.c | 1 -
drivers/misc/pch_phub.c | 1 -
drivers/misc/pci_endpoint_test.c | 1 +
.../net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c | 7 +-
drivers/pci/controller/Kconfig | 2 +-
drivers/pci/controller/dwc/Kconfig | 4 +-
drivers/pci/controller/dwc/Makefile | 2 +-
drivers/pci/controller/dwc/pci-dra7xx.c | 94 +++++++
drivers/pci/controller/dwc/pci-imx6.c | 224 +++++++++++++++--
drivers/pci/controller/dwc/pci-layerscape-ep.c | 156 ++++++++++++
drivers/pci/controller/dwc/pcie-designware-ep.c | 16 +-
drivers/pci/controller/dwc/pcie-designware-host.c | 115 ++++-----
drivers/pci/controller/dwc/pcie-designware-plat.c | 19 +-
drivers/pci/controller/dwc/pcie-designware.c | 6 +-
drivers/pci/controller/dwc/pcie-designware.h | 60 ++---
drivers/pci/controller/dwc/pcie-qcom.c | 2 +-
drivers/pci/controller/pci-aardvark.c | 4 +-
drivers/pci/controller/pci-hyperv.c | 61 +++--
drivers/pci/controller/pci-mvebu.c | 2 +-
drivers/pci/controller/pcie-altera.c | 270 +++++++++++++++++++--
drivers/pci/controller/pcie-cadence-ep.c | 25 +-
drivers/pci/controller/pcie-mediatek.c | 13 +-
drivers/pci/controller/pcie-rockchip-ep.c | 16 +-
drivers/pci/controller/vmd.c | 15 +-
drivers/pci/endpoint/functions/pci-epf-test.c | 97 +++++---
drivers/pci/endpoint/pci-epc-core.c | 53 ++++
drivers/pci/endpoint/pci-epf-core.c | 4 +-
drivers/pci/hotplug/ibmphp.h | 1 -
drivers/pci/hotplug/ibmphp_core.c | 2 -
drivers/pci/hotplug/ibmphp_hpc.c | 47 ++--
drivers/pci/hotplug/pciehp_hpc.c | 21 +-
drivers/pci/of.c | 2 +-
drivers/pci/pci-bridge-emul.c | 86 ++++---
drivers/pci/pci-bridge-emul.h | 13 +-
drivers/pci/pci-driver.c | 4 +-
drivers/pci/pci.c | 136 ++++++++---
drivers/pci/pcie/Kconfig | 7 +-
drivers/pci/pcie/Makefile | 1 +
drivers/pci/pcie/aer.c | 9 +-
drivers/pci/pcie/bw_notification.c | 110 +++++++++
drivers/pci/pcie/dpc.c | 27 ++-
drivers/pci/pcie/pme.c | 48 ++--
drivers/pci/pcie/portdrv.h | 6 +-
drivers/pci/pcie/portdrv_core.c | 17 +-
drivers/pci/pcie/portdrv_pci.c | 9 +-
drivers/pci/probe.c | 120 +++++++--
drivers/pci/quirks.c | 4 +-
drivers/pci/setup-bus.c | 63 +----
drivers/spi/spi-topcliff-pch.c | 1 -
drivers/tty/serial/pch_uart.c | 2 -
drivers/usb/gadget/udc/pch_udc.c | 1 -
include/linux/msi.h | 12 +-
include/linux/pci-epc.h | 31 ++-
include/linux/pci.h | 3 +
include/linux/pci_ids.h | 4 +
68 files changed, 1648 insertions(+), 515 deletions(-)
create mode 100644 drivers/pci/controller/dwc/pci-layerscape-ep.c
create mode 100644 drivers/pci/pcie/bw_notification.c
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