From: Srujana Challa <schalla@marvell.com>
To: Herbert Xu <herbert@gondor.apana.org.au>
Cc: "davem@davemloft.net" <davem@davemloft.net>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
"linux-crypto@vger.kernel.org" <linux-crypto@vger.kernel.org>,
Suheil Chandran <schandran@marvell.com>,
Narayana Prasad Raju Athreya <pathreya@marvell.com>,
Sunil Kovvuri Goutham <sgoutham@marvell.com>,
Linu Cherian <lcherian@marvell.com>,
"Geethasowjanya Akula" <gakula@marvell.com>,
Jerin Jacob Kollanukkaran <jerinj@marvell.com>,
Ard Biesheuvel <ardb@kernel.org>
Subject: RE: [EXT] Re: [PATCH v2 2/3] drivers: crypto: add support for OCTEONTX2 CPT engine
Date: Fri, 4 Sep 2020 14:14:34 +0000 [thread overview]
Message-ID: <BYAPR18MB2791A52DA3BF1D7BE5574F99A02D0@BYAPR18MB2791.namprd18.prod.outlook.com> (raw)
In-Reply-To: <20200904135044.GA2836@gondor.apana.org.au>
> Subject: [EXT] Re: [PATCH v2 2/3] drivers: crypto: add support for OCTEONTX2
> CPT engine
>
> External Email
>
> ----------------------------------------------------------------------
> On Fri, Sep 04, 2020 at 01:45:38PM +0000, Srujana Challa wrote:
> >
> > This block of code is used for LMT store operations. The LMT store operation
> > is specific to our platform, and this uses the "ldeor" instruction(which is
> > actually an LSE atomic instruction available on v8.1 CPUs) targeting the
> > IO address.
> > We add it in the driver since we want LMT store to work even if LSE_ATOMICS
> > is disabled.
>
> You have exactly the same macro in your net driver. Move it into
> a header file in arch/arm64/include/asm and also add one under
> include/asm-generic so we can compile-test.
>
Since LMT store is our platform specific, it cannot be generalized to all ARM64.
> Thanks,
> --
> Email: Herbert Xu <herbert@gondor.apana.org.au>
> Home Page: https://urldefense.proofpoint.com/v2/url?u=http-
> 3A__gondor.apana.org.au_-
> 7Eherbert_&d=DwIBAg&c=nKjWec2b6R0mOyPaz7xtfQ&r=Fj4OoD5hcKFpANhTW
> dwQzjT1Jpf7veC5263T47JVpnc&m=awJiW_TrzVYeiwrZnqhly73OXSVuKm8XrM7oN
> Nd7Iiw&s=XZLFIH9uZTPOhsn-5jAzt7GXzT0iLbCYru55UjgkbqA&e=
> PGP Key: https://urldefense.proofpoint.com/v2/url?u=http-
> 3A__gondor.apana.org.au_-
> 7Eherbert_pubkey.txt&d=DwIBAg&c=nKjWec2b6R0mOyPaz7xtfQ&r=Fj4OoD5hcK
> FpANhTWdwQzjT1Jpf7veC5263T47JVpnc&m=awJiW_TrzVYeiwrZnqhly73OXSVuK
> m8XrM7oNNd7Iiw&s=pBxsW4mXz4mOiEMFDfIJfgC1Ngfvm2egNK0ak5oX7ms&e
> =
next prev parent reply other threads:[~2020-09-04 14:15 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-07 14:09 [PATCH v2 0/3] Add Support for Marvell OcteonTX2 Cryptographic Srujana Challa
2020-08-07 14:09 ` [PATCH v2 1/3] octeontx2-af: add support to manage the CPT unit Srujana Challa
2020-08-07 14:09 ` [PATCH v2 2/3] drivers: crypto: add support for OCTEONTX2 CPT engine Srujana Challa
2020-08-07 15:24 ` Jakub Kicinski
2020-08-13 0:51 ` Herbert Xu
2020-08-13 0:54 ` Herbert Xu
2020-09-04 13:45 ` Srujana Challa
2020-09-04 13:50 ` Herbert Xu
2020-09-04 14:14 ` Srujana Challa [this message]
2020-09-04 14:17 ` [EXT] " Herbert Xu
2020-09-04 16:36 ` Sunil Kovvuri Goutham
2020-09-04 18:38 ` Andrew Lunn
2020-09-08 14:20 ` Srujana Challa
2020-08-07 14:09 ` [PATCH v2 3/3] drivers: crypto: add the Virtual Function driver for OcteonTX2 CPT Srujana Challa
2020-08-13 0:58 ` Herbert Xu
2020-08-08 0:17 ` [PATCH v2 0/3] Add Support for Marvell OcteonTX2 Cryptographic David Miller
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