crypto: talitos - DMA map key in setkey()

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dma_map_single() is an heavy operation which doesn't need to
be done at each request as the key doesn't change.

Instead of DMA mapping the key at every request, this patch maps it
once in setkey()

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

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LEROY Christophe 2017-10-06 15:05:02 +02:00 • committed by Herbert Xu

parent 9a655608a4

commit 2e13ce0812

1 changed files with 39 additions and 17 deletions

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drivers/crypto/talitos.c

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