diff options
| author | Eric Biggers <ebiggers@google.com> | 2019-03-12 22:12:48 -0700 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2019-03-22 20:57:27 +0800 |
| commit | f2abe0d72b21671ad19db075262411e3d4a828dd (patch) | |
| tree | 3f79646d9642c62169f7b42f872f5ef400f870ee /arch/x86/crypto/sha1_ssse3_glue.c | |
| parent | b55e1a39543f5e9aadf1149f8ad4bcff5cace8a4 (diff) | |
crypto: x86 - convert to use crypto_simd_usable()
Replace all calls to irq_fpu_usable() in the x86 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/x86/crypto/sha1_ssse3_glue.c')
| -rw-r--r-- | arch/x86/crypto/sha1_ssse3_glue.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/x86/crypto/sha1_ssse3_glue.c b/arch/x86/crypto/sha1_ssse3_glue.c index 7391c7de72c7..42f177afc33a 100644 --- a/arch/x86/crypto/sha1_ssse3_glue.c +++ b/arch/x86/crypto/sha1_ssse3_glue.c @@ -22,6 +22,7 @@ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <crypto/internal/hash.h> +#include <crypto/internal/simd.h> #include <linux/init.h> #include <linux/module.h> #include <linux/mm.h> @@ -29,7 +30,7 @@ #include <linux/types.h> #include <crypto/sha.h> #include <crypto/sha1_base.h> -#include <asm/fpu/api.h> +#include <asm/simd.h> typedef void (sha1_transform_fn)(u32 *digest, const char *data, unsigned int rounds); @@ -39,7 +40,7 @@ static int sha1_update(struct shash_desc *desc, const u8 *data, { struct sha1_state *sctx = shash_desc_ctx(desc); - if (!irq_fpu_usable() || + if (!crypto_simd_usable() || (sctx->count % SHA1_BLOCK_SIZE) + len < SHA1_BLOCK_SIZE) return crypto_sha1_update(desc, data, len); @@ -57,7 +58,7 @@ static int sha1_update(struct shash_desc *desc, const u8 *data, static int sha1_finup(struct shash_desc *desc, const u8 *data, unsigned int len, u8 *out, sha1_transform_fn *sha1_xform) { - if (!irq_fpu_usable()) + if (!crypto_simd_usable()) return crypto_sha1_finup(desc, data, len, out); kernel_fpu_begin(); |