linux-kernel - Re: [PATCH] scsi: ufs: Bump supported UFS HCI version to 3.0

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Message-ID: <CAGOxZ505Zq=VDhG-S2h5yVRSqpUQmzYi=iYGTGgHAqZm0uOqRQ@mail.gmail.com>
Date:   Wed, 10 Jun 2020 09:05:59 +0530
From:   Alim Akhtar <alim.akhtar@...il.com>
To:     Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
Cc:     Alim Akhtar <alim.akhtar@...sung.com>,
        Avri Altman <avri.altman@....com>,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        linux-scsi@...r.kernel.org,
        open list <linux-kernel@...r.kernel.org>,
        linux-arm-msm@...r.kernel.org, amit.kucheria@...aro.org
Subject: Re: [PATCH] scsi: ufs: Bump supported UFS HCI version to 3.0

HI Manivannan

On Thu, Jun 4, 2020 at 12:08 PM Manivannan Sadhasivam
<manivannan.sadhasivam@...aro.org> wrote:
>
> UFS HCI 3.0 versions are being used in Qcom SM8250 based boards. Hence,
> adding it to the list of supported versions.
>
> I don't have the exact information of the additional registers supported
> in version 3.0. Hence the change just adds 0x300 to the list of supported
> versions to remove the below warning:
>
> "ufshcd-qcom 1d84000.ufshc: invalid UFS version 0x300"
>
> Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
> ---
>  drivers/scsi/ufs/ufshci.h | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/scsi/ufs/ufshci.h b/drivers/scsi/ufs/ufshci.h
> index c2961d37cc1c..f2ee81669b00 100644
> --- a/drivers/scsi/ufs/ufshci.h
> +++ b/drivers/scsi/ufs/ufshci.h
> @@ -104,6 +104,7 @@ enum {
>         UFSHCI_VERSION_11 = 0x00010100, /* 1.1 */
>         UFSHCI_VERSION_20 = 0x00000200, /* 2.0 */
>         UFSHCI_VERSION_21 = 0x00000210, /* 2.1 */
> +       UFSHCI_VERSION_30 = 0x00000300, /* 3.0 */

See the current discussion on this https://lkml.org/lkml/2020/4/27/192

>  };
>
>  /*
> --
> 2.17.1
>


-- 
Regards,
Alim