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[84.148.81.204]) by smtp.gmail.com with ESMTPSA id az17-20020a05600c601100b004063c9f68f2sm1897283wmb.26.2023.11.29.03.32.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 29 Nov 2023 03:32:39 -0800 (PST) Date: Wed, 29 Nov 2023 12:32:37 +0100 From: Damian Tometzki To: Minda Chen , Conor Dooley , Krzysztof =?utf-8?Q?Wilczy=C5=84ski?= , Rob Herring , Bjorn Helgaas , Lorenzo Pieralisi , Daire McNamara , Emil Renner Berthing , Krzysztof Kozlowski , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, linux-pci@vger.kernel.org, Paul Walmsley , Palmer Dabbelt , Albert Ou , Philipp Zabel , Mason Huo , Leyfoon Tan , Kevin Xie Subject: Re: [PATCH v11 0/20] Refactoring Microchip PCIe driver and add StarFive PCIe Message-ID: Reply-To: Damian Tometzki Mail-Followup-To: Minda Chen , Conor Dooley , Krzysztof =?utf-8?Q?Wilczy=C5=84ski?= , Rob Herring , Bjorn Helgaas , Lorenzo Pieralisi , Daire McNamara , Emil Renner Berthing , Krzysztof Kozlowski , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, linux-pci@vger.kernel.org, Paul Walmsley , Palmer Dabbelt , Albert Ou , Philipp Zabel , Mason Huo , Leyfoon Tan , Kevin Xie References: <20231115114912.71448-1-minda.chen@starfivetech.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt X-Operating-System: Linux Fedora release 39 (Thirty Nine) (Kernel 6.7.0-rc3) Organization: Linux hacker On Wed, 29. Nov 07:39, Damian Tometzki wrote: > Hello Minda, > > i tried this Patchset on Linux-6.6.3 but boot with nvme doesnt work. Linux doesnt find > /root partition /dev/nvme0n1p4. > I dont know if it has anything to do with this patchset ? > Best regards > Damian Hi, some additional information: Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. [ 11.097653] /soc/pcie@940000000: Failed to get clk index: 1 ret: -517 [ 11.104147] pcie-starfive 940000000.pcie: error -ENODEV: failed to get pcie clocks [ 11.111981] /soc/pcie@9c0000000: Failed to get clk index: 1 ret: -517 [ 11.118451] pcie-starfive 9c0000000.pcie: error -ENODEV: failed to get pcie clocks [ 11.126371] platform 17020000.pinctrl: deferred probe pending [ 11.132145] platform 16010000.mmc: deferred probe pending Begin: Running /scripts/local-block ... done. Begin: Running /scripts/local-block ... done. Damian > > On Wed, 15. Nov 19:48, Minda Chen wrote: > > This patchset final purpose is add PCIe driver for StarFive JH7110 SoC. > > JH7110 using PLDA XpressRICH PCIe IP. Microchip PolarFire Using the > > same IP and have commit their codes, which are mixed with PLDA > > controller codes and Microchip platform codes. > > > > For re-use the PLDA controller codes, I request refactoring microchip > > codes, move PLDA common codes to PLDA files. > > Desigware and Cadence is good example for refactoring codes. > > > > ---------------------------------------------------------- > > The refactoring patches total number is 16,(patch 1-16) > > which do NOT contain changing logic of codes. > > > > These patches just contain three type basic operations. > > (rename, modify codes to support starfive platform, and moving to common file) > > If these patched are all be reviewed. They can be accepted first. > > > > Refactoring patches can be devided to different groups > > 1. (patch 1- 3 is the prepare work of refactoring) > > patch1 is move PLDA XpressRICH PCIe host common properties dt-binding > > docs from microchip,pcie-host.yaml > > patch2 is move PolarFire codes to PLDA directory. > > patch3 is move PLDA IP register macros to plda-pcie.h > > > > 2. (patch4 - 6 is processing and re-use PCIe host instance) > > patch4 is add bridge_addr field to PCIe host instance. > > patch5 is rename data structure in microchip codes. > > patch6 is moving two data structures to head file > > > > 3. (patch 7 - 9 are for re-use two PCIe setup function) > > patch7 is rename two setup functions in microchip codes, prepare to move > > to common file. > > patch8 is change the arguments of plda_pcie_setup_iomems() > > patch9 is move the two setup functions to common file pcie-plda-host.c > > > > 4.(patch 10 - 16 are for re-use interupt processing codes) > > patch10 is rename the IRQ related functions, prepare to move to > > pcie-plda-host.c > > patch 11 - 15 is modify the interrupt event codes, preparing for support starfive > > and microchip two platforms. > > patch16 is move IRQ related functions to pcie-plda-host.c > > > > ------------------------------------------------------------ > > The remainder patches (patch 17 -20) are not refactoring patch. > > They are for adding StarFive codes and dont modify the microchip's > > codes. > > > > patch17 is Add PLDA event interrupt codes and host init/deinit functions. > > patch18 is add StarFive JH7110 PCIe dt-binding doc. > > patch19 is add StarFive JH7110 Soc PCIe codes. > > patch20 is Starfive dts config > > > > This patchset is base on v6.7-rc1 > > > > previous version: > > v6:https://patchwork.kernel.org/project/linux-pci/cover/20230915102243.59775-1-minda.chen@starfivetech.com/ > > v7:https://patchwork.kernel.org/project/linux-pci/cover/20230927100802.46620-1-minda.chen@starfivetech.com/ > > v8:https://patchwork.kernel.org/project/linux-pci/cover/20231011110514.107528-1-minda.chen@starfivetech.com/ > > v9:https://patchwork.kernel.org/project/linux-pci/cover/20231020104341.63157-1-minda.chen@starfivetech.com/ > > v10:https://patchwork.kernel.org/project/linux-pci/cover/20231031115430.113586-1-minda.chen@starfivetech.com/ > > > > change: > > v11: > > check and modify some commit messages again. > > All the codes are the same with v10. > > > > v10: > > All the commit message set to fit in 75 columns. > > All the codes fit in less than 80 colunms. > > patch 14: > > Commit message changes suggested by Conor. > > patch 19: > > Add 100 ms delay macro to pci.h > > generic phy pointer related codes moving to pcie-starfive.c > > This patch Change pcie-starfive only, bus_ops move to patch 16. > > Some Codes changes suggested by Bjorn. > > > > v9: > > v8 patch 10 squash to v9 patch 12, v8 patch 18 squash to v9 patch 16. > > patch 4 - 16: Add new review tags and add more accurate commit messages. > > patch 17: move the plda_pcie_host_init/deinit from patch 19. Make > > plda driver become to whole driver. > > > > v8: > > The patch description in cover-letter has been changed. > > > > v7 patch 4 split to v8 patch 4 - 6. > > (It is patches about re-use pcie host data structure, new patches just contain one > > function modification. It is more reguluar and easier to review). > > > > patch 7- 9: modify the commit messages and add reason of > > modifcation. > > patch10- 16 : > > Add review tag and add more commit messages to declear the > > reason of modifying the codes. > > patch17: plda_handle_events() using bit mask macro. The function are > > easier to read. > > > > v7: > > patch17: fix the build warning. > > patch19: Some format changes (Emil's comment) > > patch20: change the pcie node sequences by alphabetical > > delete the "interupt-parent" in pcie node. > > > > v6: > > v5 patch 4 split to patch 4 -9. New patches just contain one function modification. It is more reguluar. > > > > patch 9: Just move the two setup functions only > > patch 19 : draw a graph of PLDA local register, make it easier to > > review the codes. > > v5 patch 7 split to patch 10- 16. Each patch just contain one > > function modification. It is more regular. > > patch 10: rename IRQ related functions. > > patch 11 - 15 : modify the events codes, total five patch. > > patch 16: move IRQ related functions to pcie-plda-host.c > > patch 19- 20 using "linux,pci-domain" dts setting. > > > > Minda Chen (20): > > dt-bindings: PCI: Add PLDA XpressRICH PCIe host common properties > > PCI: microchip: Move pcie-microchip-host.c to plda directory > > PCI: microchip: Move PLDA IP register macros to pcie-plda.h > > PCI: microchip: Add bridge_addr field to struct mc_pcie > > PCI: microchip: Rename two PCIe data structures > > PCI: microchip: Move PCIe host data structures to plda-pcie.h > > PCI: microchip: Rename two setup functions > > PCI: microchip: Change the argument of plda_pcie_setup_iomems() > > PCI: microchip: Move setup functions to pcie-plda-host.c > > PCI: microchip: Rename interrupt related functions > > PCI: microchip: Add num_events field to struct plda_pcie_rp > > PCI: microchip: Add request_event_irq() callback function > > PCI: microchip: Add INTx and MSI event num to struct plda_event > > PCI: microchip: Add get_events() callback function > > PCI: microchip: Add event IRQ domain ops to struct plda_event > > PCI: microchip: Move IRQ functions to pcie-plda-host.c > > PCI: plda: Add event interrupt codes and host init/deinit functions > > dt-bindings: PCI: Add StarFive JH7110 PCIe controller > > PCI: starfive: Add JH7110 PCIe controller > > riscv: dts: starfive: add PCIe dts configuration for JH7110 > > > > .../bindings/pci/microchip,pcie-host.yaml | 55 +- > > .../pci/plda,xpressrich3-axi-common.yaml | 75 ++ > > .../bindings/pci/starfive,jh7110-pcie.yaml | 120 ++++ > > MAINTAINERS | 19 +- > > .../jh7110-starfive-visionfive-2.dtsi | 64 ++ > > arch/riscv/boot/dts/starfive/jh7110.dtsi | 86 +++ > > drivers/pci/controller/Kconfig | 9 +- > > drivers/pci/controller/Makefile | 2 +- > > drivers/pci/controller/plda/Kconfig | 29 + > > drivers/pci/controller/plda/Makefile | 4 + > > .../{ => plda}/pcie-microchip-host.c | 602 ++-------------- > > drivers/pci/controller/plda/pcie-plda-host.c | 657 ++++++++++++++++++ > > drivers/pci/controller/plda/pcie-plda.h | 266 +++++++ > > drivers/pci/controller/plda/pcie-starfive.c | 460 ++++++++++++ > > drivers/pci/pci.h | 7 + > > 15 files changed, 1851 insertions(+), 604 deletions(-) > > create mode 100644 Documentation/devicetree/bindings/pci/plda,xpressrich3-axi-common.yaml > > create mode 100644 Documentation/devicetree/bindings/pci/starfive,jh7110-pcie.yaml > > create mode 100644 drivers/pci/controller/plda/Kconfig > > create mode 100644 drivers/pci/controller/plda/Makefile > > rename drivers/pci/controller/{ => plda}/pcie-microchip-host.c (54%) > > create mode 100644 drivers/pci/controller/plda/pcie-plda-host.c > > create mode 100644 drivers/pci/controller/plda/pcie-plda.h > > create mode 100644 drivers/pci/controller/plda/pcie-starfive.c > > > > > > base-commit: b85ea95d086471afb4ad062012a4d73cd328fa86 > > -- > > 2.17.1 > >