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Message-ID: <855e5504-0571-4f8c-9644-21ceb40e1132@linaro.org>
Date:   Tue, 10 Oct 2023 18:41:38 +0200
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Subject: Re: [PATCH V1 3/4] ufs: ufs-qcom: Add per-cpu PM QoS vote support for
 ufs
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To:     Maramaina Naresh <quic_mnaresh@quicinc.com>,
        Andy Gross <agross@kernel.org>,
        Bjorn Andersson <andersson@kernel.org>,
        Manivannan Sadhasivam <mani@kernel.org>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley <conor+dt@kernel.org>,
        "James E.J. Bottomley" <jejb@linux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@oracle.com>
Cc:     Alim Akhtar <alim.akhtar@samsung.com>,
        Avri Altman <avri.altman@wdc.com>,
        Bart Van Assche <bvanassche@acm.org>,
        linux-arm-msm@vger.kernel.org, linux-scsi@vger.kernel.org,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
        quic_cang@quicinc.com, quic_nguyenb@quicinc.com
References: <1696952947-18062-1-git-send-email-quic_mnaresh@quicinc.com>
 <1696952947-18062-4-git-send-email-quic_mnaresh@quicinc.com>
From:   Konrad Dybcio <konrad.dybcio@linaro.org>
In-Reply-To: <1696952947-18062-4-git-send-email-quic_mnaresh@quicinc.com>
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On 10/10/23 17:49, Maramaina Naresh wrote:
> PM QoS per-cpu framework provides performance requirements for each cpu.
> 
> The per-cpu PM QoS framework will provide the corresponding interface to
> collect the resume_latency request of the specified device and provide
> it to the runtime PM. When suspending the device, it will consider this
> requirement and decide whether to suspend the device.
> 
> Voting will follow below sequence.
> 1. Vote for maximum latency S32_MAX in driver init.
> 2. Schedule a vote of PERF when a transfer request is received.
> 3. Update the vote to S32_MAX during clock gating.
> 
> Signed-off-by: Asutosh Das <quic_asutoshd@quicinc.com>
> Signed-off-by: Nitin Rawat <quic_nitirawa@quicinc.com>
> Signed-off-by: Naveen Kumar Goud Arepalli <quic_narepall@quicinc.com>
> Signed-off-by: Maramaina Naresh <quic_mnaresh@quicinc.com>
> ---
Is this the same patch as 2/4?

Konrad