From: Joel Fernandes <joelf@ti.com>
Date: Sun, 18 Aug 2013 02:42:22 +0000 (-0500)
Subject: crypto: scatterwalk - Add support for calculating number of SG elements
X-Git-Tag: v3.12-rc1~108^2~34
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=257aff515409f9455edff3a946344e71baf9e116;p=pandora-kernel.git

crypto: scatterwalk - Add support for calculating number of SG elements

Crypto layer only passes nbytes to encrypt but in omap-aes driver we need to
know number of SG elements to pass to dmaengine slave API.  We add function for
the same to scatterwalk library.

Signed-off-by: Joel Fernandes <joelf@ti.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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