Re: [PATCH v10 0/4] PCI: qcom: ep: Add basic interconnect support

From: Manivannan Sadhasivam
Date: Thu Jul 27 2023 - 22:57:02 EST


On Wed, Jul 19, 2023 at 12:50:14PM +0530, Krishna chaitanya chundru wrote:
> Add basic support for managing "pcie-mem" interconnect path by setting
> a low constraint before enabling clocks and updating it after the link
> is up based on link speed and width the device got enumerated.
>

Krzysztof, can this series be merged for 6.6? Bjorn A will pick the dts patches.

- Mani

> changes from v9:
> - addressed the comments by mani.
> changes from v8:
> - Added cpu to pcie path in dtsi and in dtsi binding.
> changes from v7:
> - setting icc bw to '0' in disable resources as suggested by mani.
> changes from v6:
> - addressed the comments as suggested by mani.
> changes from v5:
> - addressed the comments by mani.
> changes from v4:
> - rebased with linux-next.
> - Added comments as suggested by mani.
> - removed the arm: dts: qcom: sdx55: Add interconnect path
> as that patch is already applied.
> changes from v3:
> - ran make DT_CHECKER_FLAGS=-m dt_binding_check and fixed
> errors.
> - Added macros in the qcom ep driver patch as suggested by Dmitry
> changes from v2:
> - changed the logic for getting speed and width as suggested
> by bjorn.
> - fixed compilation errors.
>
>
> Krishna chaitanya chundru (4):
> PCI: qcom-ep: Add ICC bandwidth voting support
> arm: dts: qcom: sdx65: Add PCIe EP interconnect path
> arm: dts: qcom: sdx55: Add CPU PCIe EP interconnect path
> dt-bindings: PCI: qcom: ep: Add interconnects path
>
> .../devicetree/bindings/pci/qcom,pcie-ep.yaml | 15 +++++
> arch/arm/boot/dts/qcom/qcom-sdx55.dtsi | 5 +-
> arch/arm/boot/dts/qcom/qcom-sdx65.dtsi | 4 ++
> drivers/pci/controller/dwc/pcie-qcom-ep.c | 71 ++++++++++++++++++++++
> 4 files changed, 93 insertions(+), 2 deletions(-)
>
> --
> 2.7.4
>

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