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From:   Fabio Estevam <festevam@gmail.com>
Date:   Fri, 28 Jan 2022 08:35:40 -0300
Message-ID: <CAOMZO5Cdz7Q89UoEJ=97+QD9BVkFrTpd0e=j_kpjQCDRX64=vQ@mail.gmail.com>
Subject: Re: [PATCH] crypto: caam - enable prediction resistance conditionally
To:     =?UTF-8?Q?Horia_Geant=C4=83?= <horia.geanta@nxp.com>,
        Varun Sethi <V.Sethi@nxp.com>
Cc:     Herbert Xu <herbert@gondor.apana.org.au>,
        Andrei Botila <andrei.botila@nxp.com>,
        "andrew.smirnov@gmail.com" <andrew.smirnov@gmail.com>,
        "fredrik.yhlen@endian.se" <fredrik.yhlen@endian.se>,
        "hs@denx.de" <hs@denx.de>,
        "linux-crypto@vger.kernel.org" <linux-crypto@vger.kernel.org>,
        Fabio Estevam <festevam@denx.de>
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Hi Horia,

On Fri, Jan 28, 2022 at 4:44 AM Horia Geant=C4=83 <horia.geanta@nxp.com> wr=
ote:

> What parts exactly?
> Anything besides i.MX6 SX, S/DL?

I see it on i.MX6SX, but in this report, it is mentioned i.MX6D:
https://www.spinics.net/lists/linux-crypto/msg52319.html

Lucas always saw it on i.MX6D:
https://linuxlists.cc/l/4/linux-crypto/t/3843436/caam_rng_trouble

> We've been in contact with Fabio and we're working on a solution.
> Now I realize the list hasn't been Cc-ed - sorry for the confusion
> and for not providing an explicit Nack.

Varun on Cc said he would work on a proper solution as he was able to
reproduce it.

Any progress, Varun?

Thanks