linux-kernel - Re: [PATCH v9 02/16] ufs: core: Probe for ext

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Message-ID: <CAGaU9a-T3YFQ6XJAee_zU9idN=cx=KLaONtMppAabv6oMPxwMw@mail.gmail.com>
Date:   Thu, 1 Dec 2022 08:46:37 +0800
From:   Stanley Chu <chu.stanley@...il.com>
To:     Asutosh Das <quic_asutoshd@...cinc.com>
Cc:     quic_cang@...cinc.com, martin.petersen@...cle.com,
        linux-scsi@...r.kernel.org, quic_nguyenb@...cinc.com,
        quic_xiaosenh@...cinc.com, stanley.chu@...iatek.com,
        eddie.huang@...iatek.com, daejun7.park@...sung.com,
        bvanassche@....org, avri.altman@....com, mani@...nel.org,
        beanhuo@...ron.com, linux-arm-msm@...r.kernel.org,
        Alim Akhtar <alim.akhtar@...sung.com>,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        Jinyoung Choi <j-young.choi@...sung.com>,
        Kiwoong Kim <kwmad.kim@...sung.com>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v9 02/16] ufs: core: Probe for ext_iid support

On Thu, Dec 1, 2022 at 8:05 AM Asutosh Das <quic_asutoshd@...cinc.com> wrote:
>
> Task Tag is limited to 8 bits and this restricts the number
> of active IOs to 255.
> In Multi-circular queue mode, this may not be enough.
> The specification provides EXT_IID which can be used to increase
> the number of IOs if the UFS device and UFSHC support it.
> This patch adds support to probe for ext_iid support in
> ufs device and UFSHC.
>
> Co-developed-by: Can Guo <quic_cang@...cinc.com>
> Signed-off-by: Can Guo <quic_cang@...cinc.com>
> Signed-off-by: Asutosh Das <quic_asutoshd@...cinc.com>
> Reviewed-by: Bart Van Assche <bvanassche@....org>
> Reviewed-by: Avri Altman <avri.altman@....com>
> Reviewed-by: Manivannan Sadhasivam <mani@...nel.org>

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