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From:   Stanley Chu <chu.stanley@gmail.com>
Date:   Tue, 13 Dec 2022 09:35:37 +0800
Message-ID: <CAGaU9a-3r-mhSLmU6MxmvxgQT+TC6szScn7orv2wvNvsrg=rJQ@mail.gmail.com>
Subject: Re: [PATCH v11 14/16] ufs: mcq: Add completion support of a cqe
To:     Asutosh Das <quic_asutoshd@quicinc.com>
Cc:     quic_cang@quicinc.com, martin.petersen@oracle.com,
        linux-scsi@vger.kernel.org, quic_nguyenb@quicinc.com,
        quic_xiaosenh@quicinc.com, stanley.chu@mediatek.com,
        eddie.huang@mediatek.com, daejun7.park@samsung.com,
        bvanassche@acm.org, avri.altman@wdc.com, mani@kernel.org,
        beanhuo@micron.com, linux-arm-msm@vger.kernel.org,
        Alim Akhtar <alim.akhtar@samsung.com>,
        "James E.J. Bottomley" <jejb@linux.ibm.com>,
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        Bjorn Andersson <andersson@kernel.org>,
        Konrad Dybcio <konrad.dybcio@somainline.org>,
        Arthur Simchaev <Arthur.Simchaev@wdc.com>,
        Jinyoung Choi <j-young.choi@samsung.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>,
        Keoseong Park <keosung.park@samsung.com>,
        Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>,
        Kiwoong Kim <kwmad.kim@samsung.com>,
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On Fri, Dec 9, 2022 at 7:33 AM Asutosh Das <quic_asutoshd@quicinc.com> wrote:
>
> Add support for completing requests from Completion Queue.
> Some host controllers support vendor specific registers
> that provide a bitmap of all CQ's which have at least one
> completed CQE. Add this support.
> The MCQ specification doesn't provide the Task Tag or its
> equivalent in the Completion Queue Entry.
> So use an indirect method to find the Task Tag from the
> Completion Queue Entry.
>
> Co-developed-by: Can Guo <quic_cang@quicinc.com>
> Signed-off-by: Can Guo <quic_cang@quicinc.com>
> Signed-off-by: Asutosh Das <quic_asutoshd@quicinc.com>
> Reviewed-by: Bart Van Assche <bvanassche@acm.org>
> Reviewed-by: Manivannan Sadhasivam <mani@kernel.org>

Reviewed-by: Stanley Chu <stanley.chu@mediatek.com>