diff options
Diffstat (limited to 'arch/x86/crypto/aesni-intel_glue.c')
| -rw-r--r-- | arch/x86/crypto/aesni-intel_glue.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/x86/crypto/aesni-intel_glue.c b/arch/x86/crypto/aesni-intel_glue.c index cb5e8578131f..c95ed01a0d60 100644 --- a/arch/x86/crypto/aesni-intel_glue.c +++ b/arch/x86/crypto/aesni-intel_glue.c @@ -1295,6 +1295,9 @@ static struct skcipher_alg aes_xts_alg_##suffix = { \ static struct simd_skcipher_alg *aes_xts_simdalg_##suffix DEFINE_XTS_ALG(aesni_avx, "xts-aes-aesni-avx", 500); +#if defined(CONFIG_AS_VAES) && defined(CONFIG_AS_VPCLMULQDQ) +DEFINE_XTS_ALG(vaes_avx2, "xts-aes-vaes-avx2", 600); +#endif static int __init register_xts_algs(void) { @@ -1306,6 +1309,18 @@ static int __init register_xts_algs(void) &aes_xts_simdalg_aesni_avx); if (err) return err; +#if defined(CONFIG_AS_VAES) && defined(CONFIG_AS_VPCLMULQDQ) + if (!boot_cpu_has(X86_FEATURE_AVX2) || + !boot_cpu_has(X86_FEATURE_VAES) || + !boot_cpu_has(X86_FEATURE_VPCLMULQDQ) || + !boot_cpu_has(X86_FEATURE_PCLMULQDQ) || + !cpu_has_xfeatures(XFEATURE_MASK_SSE | XFEATURE_MASK_YMM, NULL)) + return 0; + err = simd_register_skciphers_compat(&aes_xts_alg_vaes_avx2, 1, + &aes_xts_simdalg_vaes_avx2); + if (err) + return err; +#endif /* CONFIG_AS_VAES && CONFIG_AS_VPCLMULQDQ */ return 0; } @@ -1314,6 +1329,11 @@ static void unregister_xts_algs(void) if (aes_xts_simdalg_aesni_avx) simd_unregister_skciphers(&aes_xts_alg_aesni_avx, 1, &aes_xts_simdalg_aesni_avx); +#if defined(CONFIG_AS_VAES) && defined(CONFIG_AS_VPCLMULQDQ) + if (aes_xts_simdalg_vaes_avx2) + simd_unregister_skciphers(&aes_xts_alg_vaes_avx2, 1, + &aes_xts_simdalg_vaes_avx2); +#endif } #else /* CONFIG_X86_64 */ static int __init register_xts_algs(void) |