linux-kernel - Re: [Patch v2 8/9] memory: tegra: make cpu cluster bw request a multiple of mc channels

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Message-ID: <5ca081d2-44fa-934b-09b1-01dd89cef096@linaro.org>
Date:   Sun, 19 Mar 2023 16:20:07 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Sumit Gupta <sumitg@...dia.com>, treding@...dia.com,
        dmitry.osipenko@...labora.com, viresh.kumar@...aro.org,
        rafael@...nel.org, jonathanh@...dia.com, robh+dt@...nel.org,
        lpieralisi@...nel.org
Cc:     linux-kernel@...r.kernel.org, linux-tegra@...r.kernel.org,
        linux-pm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-pci@...r.kernel.org, mmaddireddy@...dia.com, kw@...ux.com,
        bhelgaas@...gle.com, vidyas@...dia.com, sanjayc@...dia.com,
        ksitaraman@...dia.com, ishah@...dia.com, bbasu@...dia.com
Subject: Re: [Patch v2 8/9] memory: tegra: make cpu cluster bw request a
 multiple of mc channels

On 20/02/2023 15:05, Sumit Gupta wrote:
> Make CPU cluster's bandwidth (BW) request a multiple of MC channels.
> CPU OPP tables have BW info per MC channel. But, the actual BW depends
> on the number of MC channels which can change as per the boot config.
> Get the number of MC channels which are actually enabled in current
> boot configuration and multiply the BW request from a CPU cluster with
> the number of enabled MC channels. This is not required to be done for
> other MC clients.
> 


Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>

Best regards,
Krzysztof