mirror of
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647d69605c
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Merge tag 'pci-v6.14-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/pci/pci
Pull pci updates from Bjorn Helgaas:
"Enumeration:
- Batch sizing of multiple BARs while memory decoding is disabled
instead of disabling/enabling decoding for each BAR individually;
this optimizes virtualized environments where toggling decoding
enable is expensive (Alex Williamson)
- Add host bridge .enable_device() and .disable_device() hooks for
bridges that need to configure things like Requester ID to StreamID
mapping when enabling devices (Frank Li)
- Extend struct pci_ecam_ops with .enable_device() and
.disable_device() hooks so drivers that use pci_host_common_probe()
instead of their own .probe() have a way to set the
.enable_device() callbacks (Marc Zyngier)
- Drop 'No bus range found' message so we don't complain when DTs
don't specify the default 'bus-range = <0x00 0xff>' (Bjorn Helgaas)
- Rename the drivers/pci/of_property.c struct of_pci_range to
of_pci_range_entry to avoid confusion with the global of_pci_range
in include/linux/of_address.h (Bjorn Helgaas)
Driver binding:
- Update resource request API documentation to encourage callers to
supply a driver name when requesting resources (Philipp Stanner)
- Export pci_intx_unmanaged() and pcim_intx() (always managed) so
callers of pci_intx() (which is sometimes managed) can explicitly
choose the one they need (Philipp Stanner)
- Convert drivers from pci_intx() to always-managed pcim_intx() or
never-managed pci_intx_unmanaged(): amd_sfh, ata (ahci, ata_piix,
pata_rdc, sata_sil24, sata_sis, sata_uli, sata_vsc), bnx2x, bna,
ntb, qtnfmac, rtsx, tifm_7xx1, vfio, xen-pciback (Philipp Stanner)
- Remove pci_intx_unmanaged() since pci_intx() is now always
unmanaged and pcim_intx() is always managed (Philipp Stanner)
Error handling:
- Unexport pcie_read_tlp_log() to encourage drivers to use PCI core
logging rather than building their own (Ilpo Järvinen)
- Move TLP Log handling to its own file (Ilpo Järvinen)
- Store number of supported End-End TLP Prefixes always so we can
read the correct number of DWORDs from the TLP Prefix Log (Ilpo
Järvinen)
- Read TLP Prefixes in addition to the Header Log in
pcie_read_tlp_log() (Ilpo Järvinen)
- Add pcie_print_tlp_log() to consolidate printing of TLP Header and
Prefix Log (Ilpo Järvinen)
- Quirk the Intel Raptor Lake-P PIO log size to accommodate vendor
BIOSes that don't configure it correctly (Takashi Iwai)
ASPM:
- Save parent L1 PM Substates config so when we restore it along with
an endpoint's config, the parent info isn't junk (Jian-Hong Pan)
Power management:
- Avoid D3 for Root Ports on TUXEDO Sirius Gen1 with old BIOS because
the system can't wake up from suspend (Werner Sembach)
Endpoint framework:
- Destroy the EPC device in devm_pci_epc_destroy(), which previously
didn't call devres_release() (Zijun Hu)
- Finish virtual EP removal in pci_epf_remove_vepf(), which
previously caused a subsequent pci_epf_add_vepf() to fail with
-EBUSY (Zijun Hu)
- Write BAR_MASK before iATU registers in pci_epc_set_bar() so we
don't depend on the BAR_MASK reset value being larger than the
requested BAR size (Niklas Cassel)
- Prevent changing BAR size/flags in pci_epc_set_bar() to prevent
reads from bypassing the iATU if we reduced the BAR size (Niklas
Cassel)
- Verify address alignment when programming iATU so we don't attempt
to write bits that are read-only because of the BAR size, which
could lead to directing accesses to the wrong address (Niklas
Cassel)
- Implement artpec6 pci_epc_features so we can rely on all drivers
supporting it so we can use it in EPC core code (Niklas Cassel)
- Check for BARs of fixed size to prevent endpoint drivers from
trying to change their size (Niklas Cassel)
- Verify that requested BAR size is a power of two when endpoint
driver sets the BAR (Niklas Cassel)
Endpoint framework tests:
- Clear pci-epf-test dma_chan_rx, not dma_chan_tx, after freeing
dma_chan_rx (Mohamed Khalfella)
- Correct the DMA MEMCPY test so it doesn't fail if the Endpoint
supports both DMA_PRIVATE and DMA_MEMCPY (Manivannan Sadhasivam)
- Add pci-epf-test and pci_endpoint_test support for capabilities
(Niklas Cassel)
- Add Endpoint test for consecutive BARs (Niklas Cassel)
- Remove redundant comparison from Endpoint BAR test because a > 1MB
BAR can always be exactly covered by iterating with a 1MB buffer
(Hans Zhang)
- Move and convert PCI Endpoint tests from tools/pci to Kselftests
(Manivannan Sadhasivam)
Apple PCIe controller driver:
- Convert StreamID mapping configuration from a bus notifier to the
.enable_device() and .disable_device() callbacks (Marc Zyngier)
Freescale i.MX6 PCIe controller driver:
- Add Requester ID to StreamID mapping configuration when enabling
devices (Frank Li)
- Use DWC core suspend/resume functions for imx6 (Frank Li)
- Add suspend/resume support for i.MX8MQ, i.MX8Q, and i.MX95 (Richard
Zhu)
- Add DT compatible string 'fsl,imx8q-pcie-ep' and driver support for
i.MX8Q series (i.MX8QM, i.MX8QXP, and i.MX8DXL) Endpoints (Frank
Li)
- Add DT binding for optional i.MX95 Refclk and driver support to
enable it if the platform hasn't enabled it (Richard Zhu)
- Configure PHY based on controller being in Root Complex or Endpoint
mode (Frank Li)
- Rely on dbi2 and iATU base addresses from DT via
dw_pcie_get_resources() instead of hardcoding them (Richard Zhu)
- Deassert apps_reset in imx_pcie_deassert_core_reset() since it is
asserted in imx_pcie_assert_core_reset() (Richard Zhu)
- Add missing reference clock enable or disable logic for IMX6SX,
IMX7D, IMX8MM (Richard Zhu)
- Remove redundant imx7d_pcie_init_phy() since
imx7d_pcie_enable_ref_clk() does the same thing (Richard Zhu)
Freescale Layerscape PCIe controller driver:
- Simplify by using syscon_regmap_lookup_by_phandle_args() instead
of syscon_regmap_lookup_by_phandle() followed by
of_property_read_u32_array() (Krzysztof Kozlowski)
Marvell MVEBU PCIe controller driver:
- Add MODULE_DEVICE_TABLE() to enable module autoloading (Liao Chen)
MediaTek PCIe Gen3 controller driver:
- Use clk_bulk_prepare_enable() instead of separate
clk_bulk_prepare() and clk_bulk_enable() (Lorenzo Bianconi)
- Rearrange reset assert/deassert so they're both done in the
*_power_up() callbacks (Lorenzo Bianconi)
- Document that Airoha EN7581 requires PHY init and power-on before
PHY reset deassert, unlike other MediaTek Gen3 controllers (Lorenzo
Bianconi)
- Move Airoha EN7581 post-reset delay from the en7581 clock .enable()
method to mtk_pcie_en7581_power_up() (Lorenzo Bianconi)
- Sleep instead of delay during Airoha EN7581 power-up, since this is
a non-atomic context (Lorenzo Bianconi)
- Skip PERST# assertion on Airoha EN7581 during probe and
suspend/resume to avoid a hardware defect (Lorenzo Bianconi)
- Enable async probe to reduce system startup time (Douglas Anderson)
Microchip PolarFlare PCIe controller driver:
- Set up the inbound address translation based on whether the
platform allows coherent or non-coherent DMA (Daire McNamara)
- Update DT binding such that platforms are DMA-coherent by default
and must specify 'dma-noncoherent' if needed (Conor Dooley)
Mobiveil PCIe controller driver:
- Convert mobiveil-pcie.txt to YAML and update 'interrupt-names'
and 'reg-names' (Frank Li)
Qualcomm PCIe controller driver:
- Add DT SM8550 and SM8650 optional 'global' interrupt for link
events (Neil Armstrong)
- Add DT 'compatible' strings for IPQ5424 PCIe controller (Manikanta
Mylavarapu)
- If 'global' IRQ is supported for detection of Link Up events, tell
DWC core not to wait for link up (Krishna chaitanya chundru)
Renesas R-Car PCIe controller driver:
- Avoid passing stack buffer as resource name (King Dix)
Rockchip PCIe controller driver:
- Simplify clock and reset handling by using bulk interfaces (Anand
Moon)
- Pass typed rockchip_pcie (not void) pointer to
rockchip_pcie_disable_clocks() (Anand Moon)
- Return -ENOMEM, not success, when pci_epc_mem_alloc_addr() fails
(Dan Carpenter)
Rockchip DesignWare PCIe controller driver:
- Use dll_link_up IRQ to detect Link Up and enumerate devices so
users don't have to manually rescan (Niklas Cassel)
- Tell DWC core not to wait for link up since the 'sys' interrupt is
required and detects Link Up events (Niklas Cassel)
Synopsys DesignWare PCIe controller driver:
- Don't wait for link up in DWC core if driver can detect Link Up
event (Krishna chaitanya chundru)
- Update ICC and OPP votes after Link Up events (Krishna chaitanya
chundru)
- Always stop link in dw_pcie_suspend_noirq(), which is required at
least for i.MX8QM to re-establish link on resume (Richard Zhu)
- Drop racy and unnecessary LTSSM state check before sending
PME_TURN_OFF message in dw_pcie_suspend_noirq() (Richard Zhu)
- Add struct of_pci_range.parent_bus_addr for devices that need their
immediate parent bus address, not the CPU address, e.g., to program
an internal Address Translation Unit (iATU) (Frank Li)
TI DRA7xx PCIe controller driver:
- Simplify by using syscon_regmap_lookup_by_phandle_args() instead of
syscon_regmap_lookup_by_phandle() followed by
of_parse_phandle_with_fixed_args() or of_property_read_u32_index()
(Krzysztof Kozlowski)
Xilinx Versal CPM PCIe controller driver:
- Add DT binding and driver support for Xilinx Versal CPM5
(Thippeswamy Havalige)
MicroSemi Switchtec management driver:
- Add Microchip PCI100X device IDs (Rakesh Babu Saladi)
Miscellaneous:
- Move reset related sysfs code from pci.c to pci-sysfs.c where other
similar code lives (Ilpo Järvinen)
- Simplify reset_method_store() memory management by using __free()
instead of explicit kfree() cleanup (Ilpo Järvinen)
- Constify struct bin_attribute for sysfs, VPD, P2PDMA, and the IBM
ACPI hotplug driver (Thomas Weißschuh)
- Remove redundant PCI_VSEC_HDR and PCI_VSEC_HDR_LEN_SHIFT (Dongdong
Zhang)
- Correct documentation of the 'config_acs=' kernel parameter
(Akihiko Odaki)"
* tag 'pci-v6.14-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/pci/pci: (111 commits)
PCI: Batch BAR sizing operations
dt-bindings: PCI: microchip,pcie-host: Allow dma-noncoherent
PCI: microchip: Set inbound address translation for coherent or non-coherent mode
Documentation: Fix pci=config_acs= example
PCI: Remove redundant PCI_VSEC_HDR and PCI_VSEC_HDR_LEN_SHIFT
PCI: Don't include 'pm_wakeup.h' directly
selftests: pci_endpoint: Migrate to Kselftest framework
selftests: Move PCI Endpoint tests from tools/pci to Kselftests
misc: pci_endpoint_test: Fix IOCTL return value
dt-bindings: PCI: qcom: Document the IPQ5424 PCIe controller
dt-bindings: PCI: qcom,pcie-sm8550: Document 'global' interrupt
dt-bindings: PCI: mobiveil: Convert mobiveil-pcie.txt to YAML
PCI: switchtec: Add Microchip PCI100X device IDs
misc: pci_endpoint_test: Remove redundant 'remainder' test
misc: pci_endpoint_test: Add consecutive BAR test
misc: pci_endpoint_test: Add support for capabilities
PCI: endpoint: pci-epf-test: Add support for capabilities
PCI: endpoint: pci-epf-test: Fix check for DMA MEMCPY test
PCI: endpoint: pci-epf-test: Set dma_chan_rx pointer to NULL on error
PCI: dwc: Simplify config resource lookup
...
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| .. | ||
| amd-sfh-hid | ||
| bpf | ||
| i2c-hid | ||
| intel-ish-hid | ||
| intel-thc-hid | ||
| surface-hid | ||
| usbhid | ||
| .kunitconfig | ||
| hid-a4tech.c | ||
| hid-accutouch.c | ||
| hid-alps.c | ||
| hid-apple.c | ||
| hid-appleir.c | ||
| hid-asus.c | ||
| hid-aureal.c | ||
| hid-axff.c | ||
| hid-belkin.c | ||
| hid-betopff.c | ||
| hid-bigbenff.c | ||
| hid-cherry.c | ||
| hid-chicony.c | ||
| hid-cmedia.c | ||
| hid-core.c | ||
| hid-corsair-void.c | ||
| hid-corsair.c | ||
| hid-cougar.c | ||
| hid-cp2112.c | ||
| hid-creative-sb0540.c | ||
| hid-cypress.c | ||
| hid-debug.c | ||
| hid-dr.c | ||
| hid-elan.c | ||
| hid-elecom.c | ||
| hid-elo.c | ||
| hid-emsff.c | ||
| hid-evision.c | ||
| hid-ezkey.c | ||
| hid-ft260.c | ||
| hid-gaff.c | ||
| hid-gembird.c | ||
| hid-generic.c | ||
| hid-gfrm.c | ||
| hid-glorious.c | ||
| hid-goodix-spi.c | ||
| hid-google-hammer.c | ||
| hid-google-stadiaff.c | ||
| hid-gt683r.c | ||
| hid-gyration.c | ||
| hid-holtek-kbd.c | ||
| hid-holtek-mouse.c | ||
| hid-holtekff.c | ||
| hid-hyperv.c | ||
| hid-icade.c | ||
| hid-ids.h | ||
| hid-input-test.c | ||
| hid-input.c | ||
| hid-ite.c | ||
| hid-jabra.c | ||
| hid-kensington.c | ||
| hid-keytouch.c | ||
| hid-kye.c | ||
| hid-kysona.c | ||
| hid-lcpower.c | ||
| hid-led.c | ||
| hid-lenovo.c | ||
| hid-letsketch.c | ||
| hid-lg-g15.c | ||
| hid-lg.c | ||
| hid-lg.h | ||
| hid-lg2ff.c | ||
| hid-lg3ff.c | ||
| hid-lg4ff.c | ||
| hid-lg4ff.h | ||
| hid-lgff.c | ||
| hid-logitech-dj.c | ||
| hid-logitech-hidpp.c | ||
| hid-macally.c | ||
| hid-magicmouse.c | ||
| hid-maltron.c | ||
| hid-mcp2200.c | ||
| hid-mcp2221.c | ||
| hid-megaworld.c | ||
| hid-mf.c | ||
| hid-microsoft.c | ||
| hid-monterey.c | ||
| hid-multitouch.c | ||
| hid-nintendo.c | ||
| hid-nti.c | ||
| hid-ntrig.c | ||
| hid-nvidia-shield.c | ||
| hid-ortek.c | ||
| hid-penmount.c | ||
| hid-petalynx.c | ||
| hid-picolcd_backlight.c | ||
| hid-picolcd_cir.c | ||
| hid-picolcd_core.c | ||
| hid-picolcd_debugfs.c | ||
| hid-picolcd_fb.c | ||
| hid-picolcd_lcd.c | ||
| hid-picolcd_leds.c | ||
| hid-picolcd.h | ||
| hid-pl.c | ||
| hid-plantronics.c | ||
| hid-playstation.c | ||
| hid-primax.c | ||
| hid-prodikeys.c | ||
| hid-pxrc.c | ||
| hid-quirks.c | ||
| hid-razer.c | ||
| hid-redragon.c | ||
| hid-retrode.c | ||
| hid-rmi.c | ||
| hid-roccat-arvo.c | ||
| hid-roccat-arvo.h | ||
| hid-roccat-common.c | ||
| hid-roccat-common.h | ||
| hid-roccat-isku.c | ||
| hid-roccat-isku.h | ||
| hid-roccat-kone.c | ||
| hid-roccat-kone.h | ||
| hid-roccat-koneplus.c | ||
| hid-roccat-koneplus.h | ||
| hid-roccat-konepure.c | ||
| hid-roccat-kovaplus.c | ||
| hid-roccat-kovaplus.h | ||
| hid-roccat-lua.c | ||
| hid-roccat-lua.h | ||
| hid-roccat-pyra.c | ||
| hid-roccat-pyra.h | ||
| hid-roccat-ryos.c | ||
| hid-roccat-savu.c | ||
| hid-roccat-savu.h | ||
| hid-roccat.c | ||
| hid-saitek.c | ||
| hid-samsung.c | ||
| hid-semitek.c | ||
| hid-sensor-custom.c | ||
| hid-sensor-hub.c | ||
| hid-sigmamicro.c | ||
| hid-sjoy.c | ||
| hid-sony.c | ||
| hid-speedlink.c | ||
| hid-steam.c | ||
| hid-steelseries.c | ||
| hid-sunplus.c | ||
| hid-thrustmaster.c | ||
| hid-tivo.c | ||
| hid-tmff.c | ||
| hid-topre.c | ||
| hid-topseed.c | ||
| hid-twinhan.c | ||
| hid-u2fzero.c | ||
| hid-uclogic-core-test.c | ||
| hid-uclogic-core.c | ||
| hid-uclogic-params-test.c | ||
| hid-uclogic-params.c | ||
| hid-uclogic-params.h | ||
| hid-uclogic-rdesc-test.c | ||
| hid-uclogic-rdesc.c | ||
| hid-uclogic-rdesc.h | ||
| hid-udraw-ps3.c | ||
| hid-viewsonic.c | ||
| hid-vivaldi-common.c | ||
| hid-vivaldi-common.h | ||
| hid-vivaldi.c | ||
| hid-vrc2.c | ||
| hid-waltop.c | ||
| hid-wiimote-core.c | ||
| hid-wiimote-debug.c | ||
| hid-wiimote-modules.c | ||
| hid-wiimote.h | ||
| hid-winwing.c | ||
| hid-xiaomi.c | ||
| hid-xinmo.c | ||
| hid-zpff.c | ||
| hid-zydacron.c | ||
| hidraw.c | ||
| Kconfig | ||
| Makefile | ||
| uhid.c | ||
| wacom_sys.c | ||
| wacom_wac.c | ||
| wacom_wac.h | ||
| wacom.h | ||