Re: [PATCH v2] crypto: caam: do not register AES-XTS mode on LP units

From: Herbert Xu
Date: Sun Nov 13 2016 - 04:47:15 EST


On Mon, Nov 07, 2016 at 06:51:34PM +0100, Sven Ebenfeld wrote:
> When using AES-XTS on a Wandboard, we receive a Mode error:
> caam_jr 2102000.jr1: 20001311: CCB: desc idx 19: AES: Mode error.
>
> According to the Security Reference Manual, the Low Power AES units
> of the i.MX6 do not support the XTS mode. Therefore we must not
> register XTS implementations in the Crypto API.
>
> Signed-off-by: Sven Ebenfeld <sven.ebenfeld@xxxxxxxxx>
> Reviewed-by: Horia GeantÄ <horia.geanta@xxxxxxx>
>
> Cc: <stable@xxxxxxxxxxxxxxx> # 4.4+
> Fixes: c6415a6016bf "crypto: caam - add support for acipher xts(aes)"

Patch applied. Thanks.
--
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
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