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    SubjectRe: [PATCH v6 5/6] arm64: dts: qcom: sm8450: Add opp table support to PCIe
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    On 2/10/2024 2:44 AM, Konrad Dybcio wrote:
    > On 2.02.2024 08:33, Viresh Kumar wrote:
    >> On 01-02-24, 15:45, Konrad Dybcio wrote:
    >>> I'm lukewarm on this.
    >>>
    >>> A *lot* of hardware has more complex requirements than "x MBps at y MHz",
    >>> especially when performance counters come into the picture for dynamic
    >>> bw management.
    >>>
    >>> OPP tables can't really handle this properly.
    >>
    >> There was a similar concern for voltages earlier on and we added the capability
    >> of adjusting the voltage for OPPs in the OPP core. Maybe something similar can
    >> be done here ?
    >>
    > I really don't think it's fitting.. At any moment the device may require any
    > bandwidth value between 0 and MAX_BW_PER_LINK_GEN * LINK_WIDTH..
    >
    > Konrad
    Viresh & konrad can you both come to conclusion on this.

    - Krishna Chaitanya.

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