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

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Date:   Fri, 28 Jul 2023 08:26:48 +0530
From:   Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
To:     Krishna chaitanya chundru <quic_krichai@...cinc.com>
Cc:     helgaas@...nel.org, linux-pci@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
        quic_vbadigan@...cinc.com, quic_nitegupt@...cinc.com,
        quic_skananth@...cinc.com, quic_ramkri@...cinc.com,
        krzysztof.kozlowski@...aro.org
Subject: Re: [PATCH v10 0/4] PCI: qcom: ep: Add basic interconnect support

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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