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

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Date:   Tue, 09 Jun 2020 22:25:11 -0400
From:   "Martin K. Petersen" <martin.petersen@...cle.com>
To:     avri.altman@....com
Cc:     Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
        alim.akhtar@...sung.com, jejb@...ux.ibm.com,
        martin.petersen@...cle.com, linux-scsi@...r.kernel.org,
        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


Avri: Please review!

> 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 */
>  };
>  
>  /*

-- 
Martin K. Petersen	Oracle Linux Engineering