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crypto: marvell - Don't copy hash operation twice into the SRAM 

No need to copy the template of an hash operation twice into the SRAM
from the step function.

Fixes: commit 85030c5168 ("crypto: marvell - Add support for chai...")
Signed-off-by: Romain Perier <romain.perier@free-electrons.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Romain Perier 2016-12-05 09:56:38 +01:00 committed by Herbert Xu
parent 57891633ee
commit 68c7f8c1c4
1 changed files with 0 additions and 3 deletions
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3
drivers/crypto/marvell/hash.c
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@ -172,9 +172,6 @@ static void mv_cesa_ahash_std_step(struct ahash_request *req)
for (i = 0; i < digsize / 4; i++) for (i = 0; i < digsize / 4; i++)
writel_relaxed(creq->state[i], engine->regs + CESA_IVDIG(i)); writel_relaxed(creq->state[i], engine->regs + CESA_IVDIG(i));
mv_cesa_adjust_op(engine, &creq->op_tmpl);
memcpy_toio(engine->sram, &creq->op_tmpl, sizeof(creq->op_tmpl));
if (creq->cache_ptr) if (creq->cache_ptr)
memcpy_toio(engine->sram + CESA_SA_DATA_SRAM_OFFSET, memcpy_toio(engine->sram + CESA_SA_DATA_SRAM_OFFSET,
creq->cache, creq->cache_ptr); creq->cache, creq->cache_ptr);