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| author | Eric Biggers <ebiggers@google.com> | 2019-03-13 08:12:50 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2019-03-22 15:57:27 +0300 |
| commit | e52b7023cdad005756cd91d7c54fa90ef6b43d32 (patch) | |
| tree | b2aae39c8c5acfe29a6e95f27fc2539ad2efc547 /arch/arm64/crypto/chacha-neon-glue.c | |
| parent | 99680c5e91829453e001ab5f7e6d717e6d2dcb21 (diff) | |
| download | linux-e52b7023cdad005756cd91d7c54fa90ef6b43d32.tar.xz | |
crypto: arm64 - convert to use crypto_simd_usable()
Replace all calls to may_use_simd() in the arm64 crypto code with
crypto_simd_usable(), in order to allow testing the no-SIMD code paths.
Signed-off-by: Eric Biggers <ebiggers@google.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'arch/arm64/crypto/chacha-neon-glue.c')
| -rw-r--r-- | arch/arm64/crypto/chacha-neon-glue.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/arm64/crypto/chacha-neon-glue.c b/arch/arm64/crypto/chacha-neon-glue.c index bece1d85bd81..3a26a98a7e17 100644 --- a/arch/arm64/crypto/chacha-neon-glue.c +++ b/arch/arm64/crypto/chacha-neon-glue.c @@ -21,6 +21,7 @@ #include <crypto/algapi.h> #include <crypto/chacha.h> +#include <crypto/internal/simd.h> #include <crypto/internal/skcipher.h> #include <linux/kernel.h> #include <linux/module.h> @@ -90,7 +91,7 @@ static int chacha_neon(struct skcipher_request *req) struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req); struct chacha_ctx *ctx = crypto_skcipher_ctx(tfm); - if (req->cryptlen <= CHACHA_BLOCK_SIZE || !may_use_simd()) + if (req->cryptlen <= CHACHA_BLOCK_SIZE || !crypto_simd_usable()) return crypto_chacha_crypt(req); return chacha_neon_stream_xor(req, ctx, req->iv); @@ -104,7 +105,7 @@ static int xchacha_neon(struct skcipher_request *req) u32 state[16]; u8 real_iv[16]; - if (req->cryptlen <= CHACHA_BLOCK_SIZE || !may_use_simd()) + if (req->cryptlen <= CHACHA_BLOCK_SIZE || !crypto_simd_usable()) return crypto_xchacha_crypt(req); crypto_chacha_init(state, ctx, req->iv); |