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| author | Eric Biggers <ebiggers@google.com> | 2019-03-12 22:12:50 -0700 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2019-03-22 20:57:27 +0800 |
| commit | e52b7023cdad005756cd91d7c54fa90ef6b43d32 (patch) | |
| tree | b2aae39c8c5acfe29a6e95f27fc2539ad2efc547 /arch/arm64/crypto/ghash-ce-glue.c | |
| parent | 99680c5e91829453e001ab5f7e6d717e6d2dcb21 (diff) | |
| download | linux-e52b7023cdad005756cd91d7c54fa90ef6b43d32.tar.bz2 | |
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/ghash-ce-glue.c')
| -rw-r--r-- | arch/arm64/crypto/ghash-ce-glue.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/arm64/crypto/ghash-ce-glue.c b/arch/arm64/crypto/ghash-ce-glue.c index 089b09286da7..fcd458c83bc1 100644 --- a/arch/arm64/crypto/ghash-ce-glue.c +++ b/arch/arm64/crypto/ghash-ce-glue.c @@ -17,6 +17,7 @@ #include <crypto/gf128mul.h> #include <crypto/internal/aead.h> #include <crypto/internal/hash.h> +#include <crypto/internal/simd.h> #include <crypto/internal/skcipher.h> #include <crypto/scatterwalk.h> #include <linux/cpufeature.h> @@ -89,7 +90,7 @@ static void ghash_do_update(int blocks, u64 dg[], const char *src, struct ghash_key const *k, const char *head)) { - if (likely(may_use_simd())) { + if (likely(crypto_simd_usable())) { kernel_neon_begin(); simd_update(blocks, dg, src, key, head); kernel_neon_end(); @@ -441,7 +442,7 @@ static int gcm_encrypt(struct aead_request *req) err = skcipher_walk_aead_encrypt(&walk, req, false); - if (likely(may_use_simd() && walk.total >= 2 * AES_BLOCK_SIZE)) { + if (likely(crypto_simd_usable() && walk.total >= 2 * AES_BLOCK_SIZE)) { u32 const *rk = NULL; kernel_neon_begin(); @@ -565,7 +566,7 @@ static int gcm_decrypt(struct aead_request *req) err = skcipher_walk_aead_decrypt(&walk, req, false); - if (likely(may_use_simd() && walk.total >= 2 * AES_BLOCK_SIZE)) { + if (likely(crypto_simd_usable() && walk.total >= 2 * AES_BLOCK_SIZE)) { u32 const *rk = NULL; kernel_neon_begin(); |