linux-kernel - Re: [PATCH] arm64: boot: dts: qcom: sm8150: Add CPU opp tables

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Message-ID: <3803b17f-47b3-ed99-eb90-d7998ea5c996@linaro.org>
Date:   Mon, 19 Jul 2021 18:43:59 -0400
From:   Thara Gopinath <thara.gopinath@...aro.org>
To:     Bjorn Andersson <bjorn.andersson@...aro.org>
Cc:     agross@...nel.org, robh+dt@...nel.org,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: boot: dts: qcom: sm8150: Add CPU opp tables



On 7/19/21 12:16 PM, Bjorn Andersson wrote:
> On Wed 14 Jul 13:26 CDT 2021, Thara Gopinath wrote:
> 
>> Add OPP tables to scale DDR and L3 with CPUs for SM8150 SoCs.
>> This gives a significant performance boost for cpu-ddr loads.
>> Below is the results for mbw benchmark with and without the opp tables.
>>
>> /mbw 1500
>> 		Without l3/ddr scaling		With l3 ddr/scaling
>> MEMCPY(MiB/s)		3574				10448
>> DUMB(MiB/s)		3500				11721
>> MCBLOCK(MiB/s)		8976				23595
>>
> 
> Nice!
> 
> 
> Took the liberty of dropping "boot: " from $subject before applying the
> patch.

Thanks!



-- 
Warm Regards
Thara (She/Her/Hers)