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2024-01-18Merge tag 'rproc-v6.8' of ↵Linus Torvalds1-0/+21
git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux Pull remoteproc updates from Bjorn Andersson: - The i.MX DSP remoteproc driver adds support for providing a resource table, in order to enable IPC with the core - The TI K3 DSP driver is transitioned to remove_new, error messages are changed to use symbolic error codes, and dev_err_probe() is used where applicable - Support for the Qualcomm SC7280 audio, compute and WiFi co-processors are added to the Qualcomm TrustZone based remoteproc driver * tag 'rproc-v6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux: remoteproc: qcom_q6v5_pas: Add SC7280 ADSP, CDSP & WPSS dt-bindings: remoteproc: qcom: sc7180-pas: Add SC7280 compatibles dt-bindings: remoteproc: qcom: sc7180-pas: Fix SC7280 MPSS PD-names remoteproc: k3-dsp: Convert to platform remove callback returning void remoteproc: k3-dsp: Use symbolic error codes in error messages remoteproc: k3-dsp: Suppress duplicate error message in .remove() arm64: dts: imx8mp: Add reserve-memory nodes for DSP remoteproc: imx_dsp_rproc: Add mandatory find_loaded_rsc_table op
2023-12-17dt-bindings: remoteproc: qcom: sc7180-pas: Add SC7280 compatiblesLuca Weiss1-0/+21
Add the compatibles and constraints for the ADSP, CDSP and WPSS found on the SC7280 SoC. Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Signed-off-by: Luca Weiss <luca.weiss@fairphone.com> Link: https://lore.kernel.org/r/20231208-sc7280-remoteprocs-v3-5-6aa394d33edf@fairphone.com Signed-off-by: Bjorn Andersson <andersson@kernel.org>
2023-12-17dt-bindings: remoteproc: qcom: sc7180-pas: Fix SC7280 MPSS PD-namesLuca Weiss1-2/+2
The power domains for MPSS on SC7280 are actually named CX and MSS, and not CX and MX. Adjust the name which also aligns the bindings with the dts and fixes validation. Fixes: 8bb92d6fd0b3 ("dt-bindings: remoteproc: qcom,sc7180-pas: split into separate file") Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Signed-off-by: Luca Weiss <luca.weiss@fairphone.com> Link: https://lore.kernel.org/r/20231208-sc7280-remoteprocs-v3-1-6aa394d33edf@fairphone.com Signed-off-by: Bjorn Andersson <andersson@kernel.org>
2023-11-29dt-bindings: correct white-spaces in examplesKrzysztof Kozlowski1-4/+4
Use only one and exactly one space around '=' in DTS example. Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Reviewed-by: Mathieu Poirier <mathieu.poirier@linaro.org> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> Acked-by: Geert Uytterhoeven <geert+renesas@glider.be> Acked-by: Serge Semin <fancer.lancer@gmail.com> Acked-by: Ulf Hansson <ulf.hansson@linaro.org> # For MMC Acked-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> #for-iio Acked-by: Stephen Boyd <sboyd@kernel.org> Link: https://lore.kernel.org/r/20231124092121.16866-1-krzysztof.kozlowski@linaro.org Signed-off-by: Rob Herring <robh@kernel.org>
2023-11-08Merge tag 'rproc-v6.7' of ↵Linus Torvalds6-65/+382
git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux Pull remoteproc updates from Bjorn Andersson: "Support for controlling the second core in Mediatek's SCP dual-core setup is introduced. Support for audio, compute and modem DSPs on Qualcomm SM6375, and the audio DSP in SC7180 are introduced. The peripheral NoC clock is dropped from MSM8996 modem DSP, as this is handled through the interconnect provider. In the zynqmp driver the setup for TCM memory, and device address translation thereof, when operating in lockstep mode is corrected. A few bug fixes and cleanups are introduces across the ST and STM32 remoteproc drivers" * tag 'rproc-v6.7' of git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux: (28 commits) remoteproc: st: Fix sometimes uninitialized ret in st_rproc_probe() remoteproc: st: Use device_get_match_data() remoteproc: zynqmp: Change tcm address translation method remoteproc: mediatek: Refactor single core check and fix retrocompatibility remoteproc: qcom: q6v5-mss: Remove PNoC clock from 8996 MSS dt-bindings: remoteproc: qcom,msm8996-mss-pil: Remove PNoC clock dt-bindings: remoteproc: qcom,adsp: Remove AGGRE2 clock remoteproc: qcom: pas: Add SM6375 MPSS remoteproc: qcom: pas: Add SM6375 ADSP & CDSP dt-bindings: remoteproc: qcom,sm6375-pas: Document remoteprocs dt-bindings: remoteproc: pru: Add Interrupt property remoteproc: qcom: pas: Add sc7180 adsp dt-bindings: remoteproc: qcom: sc7180-pas: Add ADSP compatible arm64: dts: mediatek: Update the node name of SCP rpmsg subnode remoteproc: zynqmp: fix TCM carveouts in lockstep mode remoteproc: mediatek: Refine ipi handler error message remoteproc: mediatek: Report watchdog crash to all cores remoteproc: mediatek: Handle MT8195 SCP core 1 watchdog timeout remoteproc: mediatek: Setup MT8195 SCP core 1 SRAM offset remoteproc: mediatek: Remove dependency of MT8195 SCP L2TCM power control on dual-core SCP ...
2023-10-24dt-bindings: Drop kernel copy of common reserved-memory bindingsRob Herring1-1/+1
The common reserved-memory bindings have recently been copied from the kernel tree into dtschema. The preference is to host common, stable bindings in dtschema. As reserved-memory is documented in the DT Spec, it meets the criteria. The v2023.09 version of dtschema is what contains the reserved-memory schemas we depend on, so bump the minimum version to that. Otherwise, references to these schemas will generate errors. Reviewed-by: Simon Glass <sjg@chromium.org> Reviewed-by: Mathieu Poirier <mathieu.poirier@linaro.org> Link: https://lore.kernel.org/r/20231013200851.347042-1-robh@kernel.org Signed-off-by: Rob Herring <robh@kernel.org>
2023-09-20dt-bindings: remoteproc: qcom,msm8996-mss-pil: Remove PNoC clockKonrad Dybcio1-2/+0
The PNoC clock is a clock for the entire PNoC bus, managed from within the interconnect driver. Attaching it to MSS was a total hack. Get rid of it. Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org> Link: https://lore.kernel.org/r/20230721-topic-rpm_clk_cleanup-v2-9-1e506593b1bd@linaro.org Signed-off-by: Bjorn Andersson <andersson@kernel.org>
2023-09-20dt-bindings: remoteproc: qcom,adsp: Remove AGGRE2 clockKonrad Dybcio1-18/+2
The AGGRE2 clock is a clock for the entire AGGRE2 bus, managed from within the interconnect driver. Attaching it to SLPI was a total hack. Get rid of it. Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://lore.kernel.org/r/20230721-topic-rpm_clk_cleanup-v2-8-1e506593b1bd@linaro.org Signed-off-by: Bjorn Andersson <andersson@kernel.org>
2023-09-20dt-bindings: remoteproc: qcom,sm6375-pas: Document remoteprocsKonrad Dybcio1-0/+145
SM6375 hosts an ADSP, CDSP and modem as remote processors. Create related bindings. Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://lore.kernel.org/r/20230725-topic-6375_rproc-v5-1-a8e9cde56a20@linaro.org Signed-off-by: Bjorn Andersson <andersson@kernel.org>
2023-09-20dt-bindings: remoteproc: pru: Add Interrupt propertyMD Danish Anwar1-0/+23
Add interrupts and interrupt-names protperties for PRU and RTU cores. Signed-off-by: MD Danish Anwar <danishanwar@ti.com> Reviewed-by: Conor Dooley <conor.dooley@microchip.com> Link: https://lore.kernel.org/r/20230814095141.3526684-1-danishanwar@ti.com Signed-off-by: Bjorn Andersson <andersson@kernel.org>
2023-09-20dt-bindings: remoteproc: qcom: sc7180-pas: Add ADSP compatibleNikita Travkin1-25/+56
SC7180 has an ADSP remoteproc. Add it's compatible to the bindings and refactor the schema conditionals to fit the ADSP. Signed-off-by: Nikita Travkin <nikita@trvn.ru> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://lore.kernel.org/r/20230907-sc7180-adsp-rproc-v3-1-6515c3fbe0a3@trvn.ru Signed-off-by: Bjorn Andersson <andersson@kernel.org>
2023-09-13dt-bindings: remoteproc: mediatek: Support MT8195 dual-core SCPTinghan Shen1-4/+141
Extend the SCP binding to describe the MT8195 dual-core SCP. Under different applications, the MT8195 SCP can be used as single-core or dual-core. This change keeps the single-core definitions and adds new definitions for the dual-core use case. Signed-off-by: Tinghan Shen <tinghan.shen@mediatek.com> Reviewed-by: Rob Herring <robh@kernel.org> Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> Link: https://lore.kernel.org/r/20230901080935.14571-4-tinghan.shen@mediatek.com Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
2023-09-13dt-bindings: remoteproc: mediatek: Improve the rpmsg subnode definitionTinghan Shen1-16/+15
Improve the definition of the rpmsg subnode by assigning a distinct node name and adding the definition source of node properties. Signed-off-by: Tinghan Shen <tinghan.shen@mediatek.com> Acked-by: Rob Herring <robh@kernel.org> Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> Link: https://lore.kernel.org/r/20230901080935.14571-2-tinghan.shen@mediatek.com Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
2023-09-05Merge tag 'rproc-v6.6' of ↵Linus Torvalds14-27/+94
git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux Pull remoteproc updates from Bjorn Andersson: "Support for booting the iMX remoteprocs using MMIO, instead of SMCCC is added. The iMX driver is also extended to support delivering interrupts from an arbitrary number of vdev. Support is added to the TI PRU driver, to allow GPMUX to be controlled from DeviceTree. The Qualcomm coredump collector is extended to fall back to generating a full coredump, in the case that the loaded firmware doesn't support generating minidump. The overly terse MD abbreviation of "MINIDUMP" is expanded, to make the code easier on the eye. The list of Qualcomm Sensor Low Power Island (SLPI) instances supported is cleaned up, and SDM845 is added. SDM630/636/660 support for the modem subsystem (mss) is added. All the Qualcomm drivers are transitioned to of_reserved_mem_lookup() instead of open coding the resolution of reserved-memory regions, to gain handling of error cases. A couple of drivers are transitioned to use devm_platform_ioremap_resource_byname(). The stm32 remoteproc driver's PM operations are updated to modern macros, to avoid the "unused variable"-warning in some configurations. Drivers are transitioned away from directly including of_device.h" * tag 'rproc-v6.6' of git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux: (23 commits) remoteproc: pru: add support for configuring GPMUX based on client setup remoteproc: stm32: fix incorrect optional pointers remoteproc: imx_rproc: Switch iMX8MN/MP from SMCCC to MMIO dt-bindings: remoteproc: imx_rproc: Support i.MX8MN/P MMIO dt-bindings: remoteproc: qcom,msm8996-mss-pil: Fix 8996 clocks remoteproc: qcom: pas: add SDM845 SLPI compatible remoteproc: qcom: q6v5-mss: Add support for SDM630/636/660 dt-bindings: remoteproc: qcom,msm8996-mss-pil: Add SDM660 compatible remoteproc: qcom: Expand MD_* as MINIDUMP_* remoteproc: qcom: pas: refactor SLPI remoteproc init dt-bindings: remoteproc: qcom: adsp: add qcom,sdm845-slpi-pas compatible remoteproc: qcom: wcnss: use devm_platform_ioremap_resource_byname() remoteproc: qcom: q6v5: use devm_platform_ioremap_resource_byname() dt-bindings: remoteproc: qcom: sm6115-pas: Add QCM2290 remoteproc: qcom: Add full coredump fallback mechanism remoteproc: core: Export the rproc coredump APIs remoteproc: qcom: Use of_reserved_mem_lookup() remoteproc: imx_rproc: iterate all notifiyids in rx callback dt-bindings: remoteproc: qcom,adsp: bring back firmware-name dt-bindings: remoteproc: qcom,sm8550-pas: require memory-region ...
2023-08-31Merge tag 'devicetree-for-6.6' of ↵Linus Torvalds6-7/+7
git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux Pull devicetree updates from Rob Herring: "DT core: - Add support for generating DT nodes for PCI devices. This is the groundwork for applying overlays to PCI devices containing non-discoverable downstream devices. - DT unittest additions to check reverted changesets, to test for refcount issues, and to test unresolved symbols. Also, various clean-ups of the unittest along the way. - Refactor node and property manipulation functions to better share code with old API and changeset API - Refactor changeset print functions to a common implementation - Move some platform_device specific functions into of_platform.c Bindings: - Treewide fixing of typos - Treewide clean-up of SPDX tags to use 'OR' consistently - Last chunk of dropping unnecessary quotes. With that, the check for unnecessary quotes is enabled in yamllint. - Convert ftgmac100, zynqmp-genpd, pps-gpio, syna,rmi4, and qcom,ssbi bindings to DT schema format - Add Allwinner V3s xHCI USB, Saef SF-TC154B display, QCom SM8450 Inline Crypto Engine, QCom SM6115 UFS, QCom SDM670 PDC interrupt controller, Arm 2022 Cortex cores, and QCom IPQ9574 Crypto bindings - Fixes for Rockchip DWC PCI binding - Ensure all properties are evaluated on USB connector schema - Fix dt-check-compatible script to find of_device_id instances with compiler annotations" * tag 'devicetree-for-6.6' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux: (64 commits) dt-bindings: usb: Add V3s compatible string for OHCI dt-bindings: usb: Add V3s compatible string for EHCI dt-bindings: display: panel: mipi-dbi-spi: add Saef SF-TC154B dt-bindings: vendor-prefixes: document Saef Technology dt-bindings: thermal: lmh: update maintainer address of: unittest: Fix of_unittest_pci_node() kconfig dependencies dt-bindings: crypto: ice: Document sm8450 inline crypto engine dt-bindings: ufs: qcom: Add ICE to sm8450 example dt-bindings: ufs: qcom: Add sm6115 binding dt-bindings: ufs: qcom: Add reg-names property for ICE dt-bindings: yamllint: Enable quoted string check dt-bindings: Drop remaining unneeded quotes of: unittest-data: Fix whitespace - angular brackets of: unittest-data: Fix whitespace - indentation of: unittest-data: Fix whitespace - blank lines of: unittest-data: Convert remaining overlay DTS files to sugar syntax of: overlay: unittest: Add test for unresolved symbol of: unittest: Add separators to of_unittest_overlay_high_level() of: unittest: Cleanup partially-applied overlays of: unittest: Merge of_unittest_apply{,_revert}_overlay_check() ...
2023-08-23dt-bindings: use capital "OR" for multiple licenses in SPDXKrzysztof Kozlowski6-6/+6
Documentation/process/license-rules.rst and checkpatch expect the SPDX identifier syntax for multiple licenses to use capital "OR". Correct it to keep consistent format and avoid copy-paste issues. Correct also the format // -> .* in few Allwinner binding headers as pointed out by checkpatch: WARNING: Improper SPDX comment style for 'include/dt-bindings/reset/sun50i-h6-ccu.h', please use '/*' instead Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Acked-by: Guenter Roeck <linux@roeck-us.net> Acked-by: Stephen Boyd <sboyd@kernel.org> Link: https://lore.kernel.org/r/20230823084540.112602-1-krzysztof.kozlowski@linaro.org Signed-off-by: Rob Herring <robh@kernel.org>
2023-08-18dt-bindings: Fix typosBjorn Helgaas1-1/+1
Fix typos in Documentation/devicetree/bindings. The changes are in descriptions or comments where they shouldn't affect functionality. Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Link: https://lore.kernel.org/r/20230814212822.193684-3-helgaas@kernel.org Signed-off-by: Rob Herring <robh@kernel.org>
2023-08-04dt-bindings: qcom: Update RPMHPD entries for some SoCsRohit Agarwal1-3/+3
Update the RPMHPD references with new bindings defined in rpmhpd.h for Qualcomm SoCs SM8[2345]50. Signed-off-by: Rohit Agarwal <quic_rohiagar@quicinc.com> Link: https://lore.kernel.org/r/1690461813-22564-1-git-send-email-quic_rohiagar@quicinc.com Signed-off-by: Bjorn Andersson <andersson@kernel.org>
2023-07-27dt-bindings: remoteproc: imx_rproc: Support i.MX8MN/P MMIOMarek Vasut1-0/+20
The MX8M CM7 boot via SMC call is problematic, since not all versions of ATF support this interface. Document MMIO support used to boot the CM7 on MX8MN/MP instead and discern MMIO interface using DT compatible string. Document GPR register syscon phandle which is required by the MMIO interface too. Signed-off-by: Marek Vasut <marex@denx.de> Reviewed-by: Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/20230724222418.163220-1-marex@denx.de Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
2023-07-17dt-bindings: remoteproc: qcom,msm8996-mss-pil: Fix 8996 clocksKonrad Dybcio1-4/+3
Change RPMH to RPM (as RPMh was introduced 2 generations later) and drop the prng reference, which made ARRAY_SIZE(clocks) != ARRAY_SIZE(clock-names). Fixes: bdea142295ff ("dt-bindings: remoteproc: qcom,q6v5: Move MSM8996 to schema") Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org> Acked-by: Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/20230626-topic-bindingsfixups-v1-2-254ae8642e69@linaro.org Signed-off-by: Bjorn Andersson <andersson@kernel.org>
2023-07-16dt-bindings: remoteproc: qcom,msm8996-mss-pil: Add SDM660 compatibleAlexey Minnekhanov1-1/+4
Mention sdm660-mss-pil in compatibles list. Signed-off-by: Alexey Minnekhanov <alexeymin@postmarketos.org> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://lore.kernel.org/r/20230621175046.61521-1-alexeymin@postmarketos.org Signed-off-by: Bjorn Andersson <andersson@kernel.org>
2023-07-15dt-bindings: remoteproc: qcom: adsp: add qcom,sdm845-slpi-pas compatibleDylan Van Assche1-0/+19
SLPI DSP remoteproc on DSP is defined by the 'qcom,sdm845-slpi-pas' compatible in the qcom_q6v5_pas driver. Add this compatible to the devicetree bindings. Signed-off-by: Dylan Van Assche <me@dylanvanassche.be> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://lore.kernel.org/r/20230330164633.117335-2-me@dylanvanassche.be Signed-off-by: Bjorn Andersson <andersson@kernel.org>
2023-07-15dt-bindings: remoteproc: qcom: sm6115-pas: Add QCM2290Konrad Dybcio1-12/+24
QCM2290 is more or less a fork of the same design that SM6115 is based on. As a result, the ADSP and modem found on it are identical. Add compatibles for the QCM2290 with SM6115 fallbacks so as not to require any driver changes. Change the allOf:if:properties clauses to look for the presence of SM6115 compatibles and not an exact match. Note that QCM2290 lacks a CDSP. Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://lore.kernel.org/r/20230315183231.3562580-1-konrad.dybcio@linaro.org Signed-off-by: Bjorn Andersson <andersson@kernel.org>
2023-07-15dt-bindings: remoteproc: qcom,adsp: bring back firmware-nameKrzysztof Kozlowski1-0/+4
The firmware-name property was moved from common qcom,pas-common.yaml binding to each device-specific schema, but the qcom,adsp.yaml was not updated. Fixes: cee616c68846 ("dt-bindings: remoteproc: qcom: adsp: move memory-region and firmware-name out of pas-common") Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Reviewed-by: Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/20230713072242.11268-5-krzysztof.kozlowski@linaro.org Signed-off-by: Bjorn Andersson <andersson@kernel.org>
2023-07-15dt-bindings: remoteproc: qcom,sm8550-pas: require memory-regionKrzysztof Kozlowski1-0/+1
The memory-region is defined in device specific binding, not in qcom,pas-common.yaml, thus also require it in the same place. Fixes: 084258d60712 ("dt-bindings: remoteproc: qcom: adsp: document sm8550 adsp, cdsp & mpss compatible") Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Reviewed-by: Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/20230713072242.11268-4-krzysztof.kozlowski@linaro.org Signed-off-by: Bjorn Andersson <andersson@kernel.org>
2023-07-15dt-bindings: remoteproc: qcom,sm6115-pas: correct memory-region constraintsKrzysztof Kozlowski1-1/+2
Qualcomm PAS devices expect exactly one memory region, not many. Also, the memory-region is now defined in device specific binding, not in qcom,pas-common.yaml, thus also require it in the same place. Fixes: 838c558bb8bc ("dt-bindings: remoteproc: qcom: Add sm6115 pas yaml file") Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Reviewed-by: Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/20230713072242.11268-3-krzysztof.kozlowski@linaro.org Signed-off-by: Bjorn Andersson <andersson@kernel.org>
2023-07-15dt-bindings: remoteproc: qcom,pas: correct memory-region constraintsKrzysztof Kozlowski10-9/+17
Qualcomm PAS devices expect exactly one memory region, not many. Also, the memory-region is now defined in device specific binding, not in qcom,pas-common.yaml, thus also require it in the same place. Fixes: cee616c68846 ("dt-bindings: remoteproc: qcom: adsp: move memory-region and firmware-name out of pas-common") Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Reviewed-by: Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/20230713072242.11268-2-krzysztof.kozlowski@linaro.org Signed-off-by: Bjorn Andersson <andersson@kernel.org>
2023-07-14dt-bindings: remoteproc: Add Qualcomm RPM processor/subsystemStephan Gerhold1-0/+171
On Qualcomm platforms, most subsystems (e.g. audio/modem DSP) are described as remote processors in the device tree, with a dedicated node where properties and services related to them can be described. The Resource Power Manager (RPM) is also such a subsystem, with a remote processor that is running a special firmware. Unfortunately, the RPM never got a dedicated node representing it properly in the device tree. Most of the RPM services are described below a top-level /smd or /rpm-glink node. However, SMD/GLINK is just one of the communication channels to the RPM firmware. For example, the MPM interrupt functionality provided by the RPM does not use SMD/GLINK but writes directly to a special memory region allocated by the RPM firmware in combination with a mailbox. Currently there is no good place in the device tree to describe this functionality. It doesn't belong below SMD/GLINK but it's not an independent top-level device either. Introduce a new "qcom,rpm-proc" compatible that allows describing the RPM as a remote processor/subsystem like all others. The SMD/GLINK node is moved to a "smd-edge"/"glink-edge" subnode consistent with other existing bindings. Additional subnodes (e.g. interrupt-controller for MPM, rpm-master-stats) can be also added there. Deprecate using the old top-level /smd node since all SMD edges are now specified as subnodes of the remote processor. Signed-off-by: Stephan Gerhold <stephan@gerhold.net> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://lore.kernel.org/r/20230531-rpm-rproc-v3-6-a07dcdefd918@gerhold.net Signed-off-by: Bjorn Andersson <andersson@kernel.org>
2023-07-14dt-bindings: remoteproc: glink-rpm-edge: Use "glink-edge" as node nameStephan Gerhold2-4/+1
Semantically glink-edge and glink-rpm-edge are similar: Both describe the communication channels to a remote processor. The RPM glink-edge is a special case that needs slightly different properties but otherwise it is used exactly the same. To improve consistency use the same "glink-edge" node name also for glink-rpm-edge. Drop the $nodename from qcom,glink-edge.yaml to avoid matching the wrong schema. qcom,glink-edge.yaml is always referenced explicitly from other schemas. This will already ensure that the nodes are being checked, so it's not necessary to bind to all nodes named "glink-edge". Signed-off-by: Stephan Gerhold <stephan@gerhold.net> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://lore.kernel.org/r/20230531-rpm-rproc-v3-5-a07dcdefd918@gerhold.net Signed-off-by: Bjorn Andersson <andersson@kernel.org>
2023-07-05Merge tag 'devicetree-for-6.5-2' of ↵Linus Torvalds1-1/+1
git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux Pull more devicetree updates from Rob Herring: - Whitespace clean-ups in binding examples - Restrict node name suffixes to "-[0-9]+" for cases of multiple instances which don't have unit-addresses - Convert brcm,kona-wdt and cdns,wdt-r1p2 watchdog bindings to DT schema * tag 'devicetree-for-6.5-2' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux: dt-bindings: soc: qcom: stats: Update maintainer email dt-bindings: cleanup DTS example whitespaces dt-bindings: timestamp: restrict node name suffixes dt-bindings: slimbus: restrict node name suffixes dt-bindings: watchdog: restrict node name suffixes dt-bindings: watchdog: brcm,kona-wdt: convert txt file to yaml dt-bindings: watchdog: cdns,wdt-r1p2: Convert cadence watchdog to yaml
2023-07-05dt-bindings: cleanup DTS example whitespacesKrzysztof Kozlowski1-1/+1
The DTS code coding style expects spaces around '=' sign. Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com> Acked-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Reviewed-by: Conor Dooley <conor.dooley@microchip.com> Acked-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> #display/msm Acked-by: Neil Armstrong <neil.armstrong@linaro.org> Acked-by: Mike Leach <mike.leach@linaro.org> Reviewed-by: Mathieu Poirier <mathieu.poirier@linaro.org> Acked-by: Vinod Koul <vkoul@kernel.org> Link: https://lore.kernel.org/r/20230702182308.7583-1-krzysztof.kozlowski@linaro.org Signed-off-by: Rob Herring <robh@kernel.org>
2023-07-04Merge tag 'rproc-v6.5' of ↵Linus Torvalds1-5/+39
git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux Pull remoteproc updates from Bjorn Andersson: "The bulk of these patches relates to the moving to a void-returning remove callback. The i.MX HiFi remoteproc driver gets its pm_ops helpers updated to resolve build warnings about 'defined but not used' variables in certain configurations. The ST STM32 remoteproc driver is extended to allow using a SCMI reset controller to hold boot, and has an error message corrected. The Qualcomm Q6V5 PAS driver gains a missing 'static' qualifier on adsp_segment_dump()" * tag 'rproc-v6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux: (23 commits) remoteproc: qcom_q6v5_pas: staticize adsp_segment_dump() remoteproc: stm32: Fix error code in stm32_rproc_parse_dt() remoteproc: stm32: Allow hold boot management by the SCMI reset controller dt-bindings: remoteproc: st,stm32-rproc: Rework reset declarations remoteproc: imx_dsp_rproc: use modern pm_ops remoteproc: wkup_m3: Convert to platform remove callback returning void remoteproc: stm32: Convert to platform remove callback returning void remoteproc: st: Convert to platform remove callback returning void remoteproc: virtio: Convert to platform remove callback returning void remoteproc: rcar: Convert to platform remove callback returning void remoteproc: qcom_wcnss: Convert to platform remove callback returning void remoteproc: qcom_q6v5_wcss: Convert to platform remove callback returning void remoteproc: qcom_q6v5_pas: Convert to platform remove callback returning void remoteproc: qcom_q6v5_mss: Convert to platform remove callback returning void remoteproc: qcom_q6v5_adsp: Convert to platform remove callback returning void remoteproc: pru: Convert to platform remove callback returning void remoteproc: omap: Convert to platform remove callback returning void remoteproc: mtk_scp: Convert to platform remove callback returning void remoteproc: meson_mx_ao_arc: Convert to platform remove callback returning void remoteproc: keystone: Convert to platform remove callback returning void ...
2023-06-16dt-bindings: Remove last usage of "binding" or "schema" in titlesRob Herring1-1/+1
The Devicetree bindings document does not have to say in the title that it is a "Devicetree binding", but instead just describe the hardware. Most of these have been fixed already, so fix the handful that snuck in. With this, a meta-schema check can be enabled to catch these automatically. Reviewed-by: Mathieu Poirier <mathieu.poirier@linaro.org> Reviewed-by: Suman Anna <s-anna@ti.com> Reviewed-by: Marek Vasut <marex@denx.de> Acked-by: Stephen Boyd <sboyd@kernel.org> Reviewed-by: Conor Dooley <conor.dooley@microchip.com> Acked-by: Sebastian Reichel <sre@kernel.org> Link: https://lore.kernel.org/r/20230615213154.1753313-1-robh@kernel.org Signed-off-by: Rob Herring <robh@kernel.org>
2023-05-15dt-bindings: remoteproc: st,stm32-rproc: Rework reset declarationsArnaud Pouliquen1-5/+39
With the introduction of the SCMI (System Control and Management Interface), it is now possible to use the SCMI to handle the hold boot instead of a dedicated SMC call. As consequence two configurations are possible: - without SCMI server on OP-TEE: use the Linux rcc reset service and use syscon for the MCU hold boot - With SCMI server on OP-TEE: use the SCMI reset service for both the MCU reset and the MCU hold boot. This patch: - make optional and deprecated the use of the property st,syscfg-tz which was used to check if the trusted Zone was enable to use scm call, to manage the hold boot. The reset controller phandle is used instead to select the configurations. - make st,syscfg-holdboot optional - adds properties check on resets definitions. - adds an example of the SCMI reset service usage. Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@foss.st.com> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://lore.kernel.org/r/20230512093926.661509-2-arnaud.pouliquen@foss.st.com Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
2023-04-27Merge tag 'devicetree-for-6.4-1' of ↵Linus Torvalds1-0/+2
git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux Pull devicetree updates from Rob Herring: "Bindings: - Convert Qcom IOMMU, Amlogic timer, Freescale sec-v4.0, Toshiba TC358764 display bridge, Parade PS8622 display bridge, and Xilinx FPGA bindings to DT schema format - Add qdu1000 and sa8775p SoC support to Qcom PDC interrupt controller - Add MediaTek MT8365 UART and SYSIRQ bindings - Add Arm Cortex-A78C and X1C core compatibles - Add vendor prefix for Novatek - Remove bindings for stih415, sti416, stid127 platforms - Drop uneeded quotes in schema files. This is preparation for yamllint checking quoting for us. - Add missing (unevaluated|additional)Properties constraints on child node schemas - Clean-up schema comments formatting - Fix I2C and SPI node bus names in schema examples - Clean-up some display compatibles schema syntax - Fix incorrect references to lvds.yaml - Gather all cache controller bindings in a common directory DT core: - Convert unittest to new void .remove platform device hook - kerneldoc fixes for DT address of_pci_range_to_resource/ of_address_to_resource functions" * tag 'devicetree-for-6.4-1' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux: (46 commits) dt-bindings: rng: Drop unneeded quotes dt-bindings: arm/soc: mediatek: Drop unneeded quotes dt-bindings: soc: qcom: Drop unneeded quotes dt-bindings: i2c: samsung: Fix 'deprecated' value dt-bindings: display: Fix lvds.yaml references dt-bindings: display: simplify compatibles syntax dt-bindings: display: mediatek: simplify compatibles syntax dt-bindings: drm/bridge: ti-sn65dsi86: Fix the video-interfaces.yaml references dt-bindings: timer: Drop unneeded quotes dt-bindings: interrupt-controller: qcom,pdc: document qcom,qdu1000-pdc dt-bindings: interrupt-controller: qcom-pdc: add compatible for sa8775p dt-bindings: reset: remove stih415/stih416 reset dt-bindings: net: dwmac: sti: remove stih415/sti416/stid127 dt-bindings: irqchip: sti: remove stih415/stih416 and stid127 dt-bindings: iommu: Convert QCOM IOMMU to YAML dt-bindings: irqchip: ti,sci-inta: Add optional power-domains property dt-bindings: Add missing (unevaluated|additional)Properties on child node schemas of: address: Reshuffle to remove forward declarations of: address: Fix documented return value of of_pci_range_to_resource() of: address: Document return value of of_address_to_resource() ...
2023-04-18dt-bindings: remoteproc: Drop unneeded quotesRob Herring7-17/+17
Cleanup bindings dropping unneeded quotes. Once all these are fixed, checking for this can be enabled in yamllint. Signed-off-by: Rob Herring <robh@kernel.org> Reviewed-by: Mathieu Poirier <mathieu.poirier@linaro.org> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Signed-off-by: Bjorn Andersson <andersson@kernel.org> Link: https://lore.kernel.org/r/20230327170114.4102315-1-robh@kernel.org
2023-04-05dt-bindings: Add missing (unevaluated|additional)Properties on child node ↵Rob Herring1-0/+2
schemas Just as unevaluatedProperties or additionalProperties are required at the top level of schemas, they should (and will) also be required for child node schemas. That ensures only documented properties are present. Add unevaluatedProperties or additionalProperties as appropriate, and then add any missing properties flagged by the addition. Acked-by: Sebastian Reichel <sebastian.reichel@collabora.com> Acked-by: Guenter Roeck <linux@roeck-us.net> Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Acked-by: Mark Brown <broonie@kernel.org> Acked-by: Lee Jones <lee@kernel.org> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://lore.kernel.org/r/20230124230228.372305-1-robh@kernel.org Signed-off-by: Rob Herring <robh@kernel.org>
2023-04-03dt-bindings: remoteproc: stm32-rproc: Typo fixArnaud Pouliquen1-2/+2
Fix "communnication" typo error. Fixes: aca8f94e5b69 ("dt-bindings: remoteproc: stm32-rproc: add new mailbox channel for detach") Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@foss.st.com> Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> [Fixed title to read "stm32-rproc" instead of "st,stm32-rproc"] Link: https://lore.kernel.org/r/20230403162423.3325968-1-arnaud.pouliquen@foss.st.com Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
2023-03-30dt-bindings: remoteproc: ti: Add new compatible for AM62 SoC familyDevarsh Thakkar1-21/+55
AM62 family of devices don't have a R5F cluster, instead they have single core DM R5F. Add new compatible string ti,am62-r5fss to support this scenario. When this new compatible is used cluster-mode property can only be set to value 3 i.e. CLUSTER_MODE_SINGLECORE which is also the default value in case cluster-mode is not defined in device-tree. While at it, also sort the compatible lists in alphabetical order. Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Signed-off-by: Devarsh Thakkar <devarsht@ti.com> Link: https://lore.kernel.org/r/20230327152832.923480-3-devarsht@ti.com Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
2023-02-26Merge tag 'rproc-v6.3' of ↵Linus Torvalds23-757/+2768
git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux Pull remoteproc updates from Bjorn Andersson: - Support for PRU clients to acquire a control reference to the PRU instances is introduced, and the PRU now allows specifying firmware-name in Devicetree. sysfs is requested to be read-only when the remoteproc instance is consumed by another kernel driver - Support for the C7xv DSP on AM62A SoC is introduced - The Devicetree binding for the Qualcomm PAS devices are split up in multiple files, to better account for the differences in resources between them. A number of missing Devicetree bindings are added, and the Qualcomm WCNSS binding is converted to YAML - A few cleanups are introduced for the Mediatek SCP driver. And a sanity check of the firmware image is introduced in the Mediatek driver - For Qualcomm SC7280 ADSP support is added, MSM8953 gains ADSP and modem support, SM6115 and SM8550 gains ADSP, CDSP and modem support, and support for pronto v3 support (used on e.g. MSM8953) is added - The Qualcomm modem remoteproc driver is modified to use a no-map reserved-memory region for it's authentication metadata, in order to avoid fatal security violations caused by accesses from Linux during the authentication process - Support for separate loading of a Devicetree blob is added to the PAS driver, and support for the PAS driver to carve out DSM memory for the modem is added as well - The Qualcomm ADSP remoteproc driver gains support for mapping memory into specific range using the IOMMU. The sysmon driver is transitioned to strlcpy() * tag 'rproc-v6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux: (69 commits) dt-bindings: mailbox: qcom,apcs-kpss-global: drop mbox-names from example dt-bindings: remoteproc: qcom,glink-edge: correct label description dt-bindings: remoteproc: qcom,glink-rpm-edge: convert to DT schema dt-bindings: remoteproc: qcom,sm8550-pas: correct power domains remoteproc: qcom_q6v5_pas: enable sm8550 adsp & cdsp autoboot dt-bindings: remoteproc: qcom: Add sm6115 pas yaml file remoteproc: qcom: pas: Add sm6115 remoteprocs remoteproc: qcom: pas: Adjust the phys addr wrt the mem region remoteproc: qcom: fix sparse warnings remoteproc: qcom: replace kstrdup with kstrndup remoteproc: mediatek: Check the SCP image format remoteproc: qcom_q6v5_mss: Use a carveout to authenticate modem headers Revert "remoteproc: qcom_q6v5_mss: map/unmap metadata region before/after use" dt-bindings: remoteproc: qcom,sc7280-mss-pil: Update memory-region dt-bindings: remoteproc: qcom,sc7180-mss-pil: Update memory-region dt-bindings: remoteproc: qcom,msm8996-mss-pil: Update memory region dt-bindings: remoteproc: qcom,q6v5: Move MSM8996 to schema remoteproc: qcom_q6v5_pas: add sm8550 adsp, cdsp & mpss compatible & data remoteproc: qcom_q6v5_pas: add support for assigning memory to firmware remoteproc: qcom_q6v5_pas: add support for dtb co-firmware loading ...
2023-02-26Merge tag 'rpmsg-v6.3' of ↵Linus Torvalds1-1/+23
git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux Pull rpmsg updates from Bjorn Andersson: - rpmsg ctrl and char driver locking is ensure ordering in cases where the communication link is being torn down in parallel with calls to open(2) or poll(2) - The glink driver is refactored, to move rpm/smem-specifics out of the common logic and better suite further improvements, such as transports without a mailbox controller. The handling of remoteproc shutdown is improved, to fail clients immediately instead of having them to wait for timeouts. A driver_override memory leak is corrected and a few spelling improvements are introduced - glink_ssr is transitioned off strlcpy() and "gpr" is added as a valid child node of the glink-edge DT binding * tag 'rpmsg-v6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux: rpmsg: glink: Release driver_override rpmsg: glink: Avoid infinite loop on intent for missing channel rpmsg: glink: Fix GLINK command prefix rpmsg: glink: Fix spelling of peek rpmsg: glink: Cancel pending intent requests at removal rpmsg: glink: Fail qcom_glink_tx() once remove has been initiated rpmsg: glink: Move irq and mbox handling to transports rpmsg: glink: rpm: Wrap driver context rpmsg: glink: smem: Wrap driver context rpmsg: glink: Extract tx kick operation rpmsg: glink: Include types in qcom_glink_native.h rpmsg: ctrl: Add lock to rpmsg_ctrldev_remove rpmsg: char: Add lock to avoid race when rpmsg device is released rpmsg: move from strlcpy with unused retval to strscpy dt-bindings: remoteproc: qcom,glink-edge: add GPR node
2023-02-23dt-bindings: remoteproc: qcom,glink-rpm-edge: convert to DT schemaKrzysztof Kozlowski1-0/+99
Convert Qualcomm G-Link RPM edge binding to DT schema. Move it to remoteproc as it better suits the purpose - communication channel with remote processor. Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
2023-02-14dt-bindings: remoteproc: qcom,glink-edge: correct label descriptionKrzysztof Kozlowski1-1/+3
Correct the description of 'label' property. Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Bjorn Andersson <andersson@kernel.org> Link: https://lore.kernel.org/r/20230208101545.45711-7-krzysztof.kozlowski@linaro.org
2023-02-14dt-bindings: remoteproc: qcom,glink-rpm-edge: convert to DT schemaKrzysztof Kozlowski1-0/+99
Convert Qualcomm G-Link RPM edge binding to DT schema. Move it to remoteproc as it better suits the purpose - communication channel with remote processor. Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Bjorn Andersson <andersson@kernel.org> Link: https://lore.kernel.org/r/20230208101545.45711-6-krzysztof.kozlowski@linaro.org
2023-02-14dt-bindings: remoteproc: qcom,sm8550-pas: correct power domainsKrzysztof Kozlowski1-4/+4
Correct CDSP and MPSS power domains to match what is used in DTS and the Linux driver: sm8550-mtp.dtb: remoteproc@32300000: power-domain-names: ['cx', 'mxc', 'nsp'] is too long Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Acked-by: Rob Herring <robh@kernel.org> Acked-by: Neil Armstrong <neil.armstrong@linaro.org> Fixes: 084258d60712 ("dt-bindings: remoteproc: qcom: adsp: document sm8550 adsp, cdsp & mpss compatible") Signed-off-by: Bjorn Andersson <andersson@kernel.org> Link: https://lore.kernel.org/r/20230206193313.30667-1-krzysztof.kozlowski@linaro.org
2023-02-14dt-bindings: remoteproc: qcom: Add sm6115 pas yaml fileBhupesh Sharma1-0/+143
This documents the aDSP, cDSP and MPSS DSPs present on the SM6115 SoC. Signed-off-by: Bhupesh Sharma <bhupesh.sharma@linaro.org> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Signed-off-by: Bjorn Andersson <andersson@kernel.org> Link: https://lore.kernel.org/r/20230128053504.2099620-2-bhupesh.sharma@linaro.org
2023-01-19dt-bindings: remoteproc: qcom,sc7280-mss-pil: Update memory-regionSibi Sankar1-1/+2
The dynamic memory region used for metadata authentication would still be a part of the kernel mapping and any access to this region by the application processor after assigning it to the remote Q6 will result in a XPU violation. This is fixed by using a no-map carveout instead. Update the bindings to reflect the addition of the new modem metadata carveout on SC7280 SoC. Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Signed-off-by: Sibi Sankar <quic_sibis@quicinc.com> Signed-off-by: Bjorn Andersson <andersson@kernel.org> Link: https://lore.kernel.org/r/20230117085840.32356-5-quic_sibis@quicinc.com
2023-01-19dt-bindings: remoteproc: qcom,sc7180-mss-pil: Update memory-regionSibi Sankar1-1/+2
The dynamic memory region used for metadata authentication would still be a part of the kernel mapping and any access to this region by the application processor after assigning it to the remote Q6 will result in a XPU violation. This is fixed by using a no-map carveout instead. Update the bindings to reflect the addition of the new modem metadata carveout on SC7180 SoC. Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Signed-off-by: Sibi Sankar <quic_sibis@quicinc.com> Signed-off-by: Bjorn Andersson <andersson@kernel.org> Link: https://lore.kernel.org/r/20230117085840.32356-4-quic_sibis@quicinc.com
2023-01-19dt-bindings: remoteproc: qcom,msm8996-mss-pil: Update memory regionSibi Sankar1-1/+17
The dynamic memory region used for metadata authentication would still be a part of the kernel mapping and any access to this region by the application processor after assigning it to the remote Q6 will result in a XPU violation. This is fixed by using a no-map carveout instead. Update the bindings to reflect the addition of the new modem metadata carveout on MSM8996 (and similar) SoCs. Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Signed-off-by: Sibi Sankar <quic_sibis@quicinc.com> Signed-off-by: Bjorn Andersson <andersson@kernel.org> Link: https://lore.kernel.org/r/20230117085840.32356-3-quic_sibis@quicinc.com
2023-01-19dt-bindings: remoteproc: qcom,q6v5: Move MSM8996 to schemaSibi Sankar2-132/+382
Convert MSM8996 and similar (MSM8998/SDM845) MSS PIL bindings to schema. Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Signed-off-by: Sibi Sankar <quic_sibis@quicinc.com> Signed-off-by: Bjorn Andersson <andersson@kernel.org> Link: https://lore.kernel.org/r/20230117085840.32356-2-quic_sibis@quicinc.com