From: Jussi Kivilinna <jussi.kivili...@mbnet.fi>
Date: Tue, 23 Oct 2012 21:03:02 +0300

> This patch adds AES-NI/AVX/x86_64 assembler implementation of Camellia block
> cipher. Implementation process data in sixteen block chunks, which are
> byte-sliced and AES SubBytes is reused for Camellia s-box with help of pre-
> and post-filtering.
> 
> Patch has been tested with tcrypt and automated filesystem tests.
> 
> tcrypt test results:
> 
> Intel Core i5-2450M:
> 
> camellia-aesni-avx vs camellia-asm-x86_64-2way:
> 128bit key:                                             (lrw:256bit)    
> (xts:256bit)
> size    ecb-enc ecb-dec cbc-enc cbc-dec ctr-enc ctr-dec lrw-enc lrw-dec 
> xts-enc xts-dec
> 16B     0.98x   0.96x   0.99x   0.96x   0.96x   0.95x   0.95x   0.94x   0.97x 
>   0.98x
> 64B     0.99x   0.98x   1.00x   0.98x   0.98x   0.99x   0.98x   0.93x   0.99x 
>   0.98x
> 256B    2.28x   2.28x   1.01x   2.29x   2.25x   2.24x   1.96x   1.97x   1.91x 
>   1.90x
> 1024B   2.57x   2.56x   1.00x   2.57x   2.51x   2.53x   2.19x   2.17x   2.19x 
>   2.22x
> 8192B   2.49x   2.49x   1.00x   2.53x   2.48x   2.49x   2.17x   2.17x   2.22x 
>   2.22x
> 
> 256bit key:                                             (lrw:384bit)    
> (xts:512bit)
> size    ecb-enc ecb-dec cbc-enc cbc-dec ctr-enc ctr-dec lrw-enc lrw-dec 
> xts-enc xts-dec
> 16B     0.97x   0.98x   0.99x   0.97x   0.97x   0.96x   0.97x   0.98x   0.98x 
>   0.99x
> 64B     1.00x   1.00x   1.01x   0.99x   0.98x   0.99x   0.99x   0.99x   0.99x 
>   0.99x
> 256B    2.37x   2.37x   1.01x   2.39x   2.35x   2.33x   2.10x   2.11x   1.99x 
>   2.02x
> 1024B   2.58x   2.60x   1.00x   2.58x   2.56x   2.56x   2.28x   2.29x   2.28x 
>   2.29x
> 8192B   2.50x   2.52x   1.00x   2.56x   2.51x   2.51x   2.24x   2.25x   2.26x 
>   2.29x
> 
> Signed-off-by: Jussi Kivilinna <jussi.kivili...@mbnet.fi>

Acked-by: David S. Miller <da...@davemloft.net>
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