Re: [PATCH v4 00/12] PCI: imx6: Fix\rename\clean up and add lut information for imx95

From: Frank Li
Date: Mon May 20 2024 - 11:59:42 EST


On Tue, May 07, 2024 at 02:45:38PM -0400, Frank Li wrote:
> Fixed 8mp EP mode problem.
>
> imx6 actaully for all imx chips (imx6*, imx7*, imx8*, imx9*). To avoid
> confuse, rename all imx6_* to imx_*, IMX6_* to IMX_*. pci-imx6.c to
> pci-imx.c to avoid confuse.
>
> Using callback to reduce switch case for core reset and refclk.
>
> Add imx95 iommux and its stream id information.
>

Mani:
Do you have chance to check these again? I fixed what your said
at v3.

Frank Li

> Base on linux-pci/controller/imx
>
> To: Richard Zhu <hongxing.zhu@xxxxxxx>
> To: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
> To: Lorenzo Pieralisi <lpieralisi@xxxxxxxxxx>
> To: Krzysztof Wilczyński <kw@xxxxxxxxx>
> To: Rob Herring <robh@xxxxxxxxxx>
> To: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
> To: Shawn Guo <shawnguo@xxxxxxxxxx>
> To: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
> To: Pengutronix Kernel Team <kernel@xxxxxxxxxxxxxx>
> To: Fabio Estevam <festevam@xxxxxxxxx>
> To: NXP Linux Team <linux-imx@xxxxxxx>
> To: Philipp Zabel <p.zabel@xxxxxxxxxxxxxx>
> To: Liam Girdwood <lgirdwood@xxxxxxxxx>
> To: Mark Brown <broonie@xxxxxxxxxx>
> To: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
> To: Krzysztof Kozlowski <krzysztof.kozlowski+dt@xxxxxxxxxx>
> To: Conor Dooley <conor+dt@xxxxxxxxxx>
> Cc: linux-pci@xxxxxxxxxxxxxxx
> Cc: imx@xxxxxxxxxxxxxxx
> Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> Cc: linux-kernel@xxxxxxxxxxxxxxx
> Cc: bpf@xxxxxxxxxxxxxxx
> Cc: devicetree@xxxxxxxxxxxxxxx
> Signed-off-by: Frank Li <Frank.Li@xxxxxxx>
>
> Changes in v4:
> - Improve comment message for patch 1 and 2.
> - Rework commit message for patch 3 and add mani's review tag
> - Remove file rename patch and update maintainer patch
> - [PATCH v3 06/11] PCI: imx: Simplify switch-case logic by involve set_ref_clk callback
> remove extra space.
> keep original comments format (wrap at 80 column width)
> update error message "'Failed to enable PCIe REFCLK'"
> - PATCH v3 07/11] PCI: imx: Simplify switch-case logic by involve core_reset callback
> keep exact the logic as original code
> - Add patch to update comment about workaround ERR010728
> - Add patch about help function imx_pcie_match_device()
> - Using bus device notify to update LUT information for imx95 to avoid
> parse iommu-map and msi-map in driver code. Bus notify will better and
> only update lut when device added.
> - split patch call PHY interface function.
> - Improve commit message for imx8q. remove local-address dts proptery. and
> use standard "range" to convert cpu address to bus address.
> - Check entry in cpu_fix function is too late. Check it at probe
> - Link to v3: https://lore.kernel.org/r/20240402-pci2_upstream-v3-0-803414bdb430@xxxxxxx
>
> Changes in v3:
> - Add an EP fixed patch
> PCI: imx6: Fix PCIe link down when i.MX8MM and i.MX8MP PCIe is EP mode
> PCI: imx6: Fix i.MX8MP PCIe EP can not trigger MSI
> - Add 8qxp rc support
> dt-bing yaml pass binding check
> make ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- -j8 dt_binding_check DT_SCHEMA_FILES=fsl,imx6q-pcie.yaml
> LINT Documentation/devicetree/bindings
> DTEX Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.example.dts
> CHKDT Documentation/devicetree/bindings/processed-schema.json
> SCHEMA Documentation/devicetree/bindings/processed-schema.json
> DTC_CHK Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.example.dtb
>
> - Link to v2: https://lore.kernel.org/r/20240304-pci2_upstream-v2-0-ad07c5eb6d67@xxxxxxx
>
> Changes in v2:
> - remove file to 'pcie-imx.c'
> - keep CONFIG unchange.
> - Link to v1: https://lore.kernel.org/r/20240227-pci2_upstream-v1-0-b952f8333606@xxxxxxx
>
> ---
> Frank Li (8):
> PCI: imx6: Rename imx6_* with imx_*
> PCI: imx6: Introduce SoC specific callbacks for controlling REFCLK
> PCI: imx6: Simplify switch-case logic by involve core_reset callback
> PCI: imx6: Improve comment for workaround ERR010728
> PCI: imx6: Add help function imx_pcie_match_device()
> PCI: imx6: Config look up table(LUT) to support MSI ITS and IOMMU for i.MX95
> PCI: imx6: Consolidate redundant if-checks
> PCI: imx6: Call: Common PHY API to set mode, speed, and submode
>
> Richard Zhu (4):
> PCI: imx6: Fix establish link failure in EP mode for iMX8MM and iMX8MP
> PCI: imx6: Fix i.MX8MP PCIe EP's occasional failure to trigger MSI
> dt-bindings: imx6q-pcie: Add i.MX8Q pcie compatible string
> PCI: imx6: Add i.MX8Q PCIe root complex (RC) support
>
> .../devicetree/bindings/pci/fsl,imx6q-pcie.yaml | 16 +
> drivers/pci/controller/dwc/pci-imx6.c | 1193 ++++++++++++--------
> 2 files changed, 736 insertions(+), 473 deletions(-)
> ---
> base-commit: 9d8b196fd12e52820a40c21297a97ea6186aa87e
> change-id: 20240227-pci2_upstream-0cdd19a15163
>
> Best regards,
> ---
> Frank Li <Frank.Li@xxxxxxx>
>