Fix for situations where the source scatterlist spans more data than the
request nbytes
Signed-off-by: NUri Simchoni <uri@jdland.co.il>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>

crypto: mv_cesa - Fix situation where the dest sglist is organized differently than the source sglist

Bugfix for situations where the destination scatterlist has a different
buffer structure than the source scatterlist (e.g. source has one 2K
buffer and dest has 2 1K buffers)
Signed-off-by: NUri Simchoni <uri@jdland.co.il>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>

Remove compiler warning
Signed-off-by: NUri Simchoni <uri@jdland.co.il>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>

Invoke the user callback from a softirq context
Signed-off-by: NUri Simchoni <uri@jdland.co.il>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>

This adds support for Marvell's Cryptographic Engines and Security
Accelerator (CESA) which can be found on a few SoC.
Tested with dm-crypt.
Acked-by: NNicolas Pitre <nico@marvell.com>
Signed-off-by: NSebastian Andrzej Siewior <sebastian@breakpoint.cc>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>