linux-kernel - Re: [PATCHv1 0/3] Enable crypto module on Amlogic GXBB SoC platform

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Date:   Wed, 11 Dec 2019 15:35:11 +0530
From:   Anand Moon <linux.amoon@...il.com>
To:     Herbert Xu <herbert@...dor.apana.org.au>
Cc:     Neil Armstrong <narmstrong@...libre.com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Corentin Labbe <clabbe@...libre.com>,
        Kevin Hilman <khilman@...libre.com>,
        Martin Blumenstingl <martin.blumenstingl@...glemail.com>,
        "David S . Miller" <davem@...emloft.net>,
        devicetree <devicetree@...r.kernel.org>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        linux-amlogic@...ts.infradead.org,
        Linux Kernel <linux-kernel@...r.kernel.org>,
        linux-crypto@...r.kernel.org
Subject: Re: [PATCHv1 0/3] Enable crypto module on Amlogic GXBB SoC platform

Hi Herbert,

On Wed, 11 Dec 2019 at 14:57, Herbert Xu <herbert@...dor.apana.org.au> wrote:
>
> On Wed, Dec 11, 2019 at 09:53:56AM +0100, Neil Armstrong wrote:
> >
> > On 11/12/2019 09:41, Anand Moon wrote:
> > > [sudo] password for alarm:
> > > [  903.867059] tcrypt:
> > > [  903.867059] testing speed of async ecb(aes) (ecb(aes-arm64)) encryption
> >
> > Wow, I'm surprised it works on GXBB, Amlogic completely removed HW crypto for GXBB in all their
> > vendor BSPs, in Linux, U-Boot and ATF chain.
> >
> > Could you run more tests to be sure it's really functional ?
>
> Well as you can see from the tcrypt output, it's actually using
> aes-arm64 which is certainly not the amlogic driver.  Presumably
> the amlogic driver failed to load/register.
>
> Cheers,
> --
> Email: Herbert Xu <herbert@...dor.apana.org.au>
> Home Page: http://gondor.apana.org.au/~herbert/
> PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt

Yes I think so you are correct.no Hardware Accelerated crypto on GXBB.
Failed to load the module.

-Anand