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Date:   Fri, 15 May 2020 14:35:26 +0800
From:   Stanley Chu <>
To:     Satya Tangirala <>
CC:     <>, <>,
        <>, <>,
        "Barani Muthukumaran" <>,
        Kuohong Wang <>,
        Kim Boojin <>,
        "Eric Biggers" <>
Subject: Re: [PATCH v13 07/12] scsi: ufs: UFS crypto API

Hi Satya,

On Thu, 2020-05-14 at 00:37 +0000, Satya Tangirala wrote:
> Introduce functions to manipulate UFS inline encryption hardware
> in line with the JEDEC UFSHCI v2.1 specification and to work with the
> block keyslot manager.
> The UFS crypto API will assume by default that a vendor driver doesn't
> support UFS crypto, even if the hardware advertises the capability, because
> a lot of hardware requires some special handling that's not specified in
> the aforementioned JEDEC spec. Each vendor driver must explicity set


> hba->caps |= UFSHCD_CAP_CRYPTO before ufshcd_hba_init_crypto is called to
> opt-in to UFS crypto support.
> Signed-off-by: Satya Tangirala <>
> Reviewed-by: Eric Biggers <>

Reviewed-by: Stanley Chu <>

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