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| author | Ard Biesheuvel <ard.biesheuvel@linaro.org> | 2017-07-24 13:28:12 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2017-08-04 04:27:21 +0300 |
| commit | 5092fcf3490811a735ef44bd22d8b5ff1bd63926 (patch) | |
| tree | 3420b048e064a25771c433f460958a46d72e540d /arch/arm64/crypto/Kconfig | |
| parent | b8fb993a836cd432309410eadf083bbe9c0e9e9c (diff) | |
| download | linux-5092fcf3490811a735ef44bd22d8b5ff1bd63926.tar.xz | |
crypto: arm64/aes-ce-ccm: add non-SIMD generic fallback
The arm64 kernel will shortly disallow nested kernel mode NEON.
So honour this in the ARMv8 Crypto Extensions implementation of
CCM-AES, and fall back to a scalar implementation using the generic
crypto helpers for AES, XOR and incrementing the CTR counter.
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'arch/arm64/crypto/Kconfig')
| -rw-r--r-- | arch/arm64/crypto/Kconfig | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm64/crypto/Kconfig b/arch/arm64/crypto/Kconfig index 2fd4bb6d0b5a..ba637765c19a 100644 --- a/arch/arm64/crypto/Kconfig +++ b/arch/arm64/crypto/Kconfig @@ -59,6 +59,7 @@ config CRYPTO_AES_ARM64_CE_CCM depends on ARM64 && KERNEL_MODE_NEON select CRYPTO_ALGAPI select CRYPTO_AES_ARM64_CE + select CRYPTO_AES_ARM64 select CRYPTO_AEAD config CRYPTO_AES_ARM64_CE_BLK |