crypto: exynos - Improve performance of PRNG

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Use memcpy_fromio() instead of custom exynos_rng_copy_random() function
to retrieve generated numbers from the registers of PRNG.

Signed-off-by: Łukasz Stelmach <l.stelmach@samsung.com>
Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

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Łukasz Stelmach 2017-12-12 17:36:05 +01:00 • committed by Herbert Xu

parent f76d38b26c

commit 3a5a5e5c07

1 changed files with 2 additions and 29 deletions

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drivers/crypto/exynos-rng.c

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