From ddefde7b2af85b1f689c44a5ffdf1198767c9c2a Mon Sep 17 00:00:00 2001 From: Eric Biggers Date: Mon, 9 Oct 2023 22:59:45 -0700 Subject: [PATCH 1/1] crypto: arm64/nhpoly1305 - implement ->digest Implement the ->digest method to improve performance on single-page messages by reducing the number of indirect calls. Signed-off-by: Eric Biggers Signed-off-by: Herbert Xu --- arch/arm64/crypto/nhpoly1305-neon-glue.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/arm64/crypto/nhpoly1305-neon-glue.c b/arch/arm64/crypto/nhpoly1305-neon-glue.c index cd882c35d9252..e4a0b463f080e 100644 --- a/arch/arm64/crypto/nhpoly1305-neon-glue.c +++ b/arch/arm64/crypto/nhpoly1305-neon-glue.c @@ -34,6 +34,14 @@ static int nhpoly1305_neon_update(struct shash_desc *desc, return 0; } +static int nhpoly1305_neon_digest(struct shash_desc *desc, + const u8 *src, unsigned int srclen, u8 *out) +{ + return crypto_nhpoly1305_init(desc) ?: + nhpoly1305_neon_update(desc, src, srclen) ?: + crypto_nhpoly1305_final(desc, out); +} + static struct shash_alg nhpoly1305_alg = { .base.cra_name = "nhpoly1305", .base.cra_driver_name = "nhpoly1305-neon", @@ -44,6 +52,7 @@ static struct shash_alg nhpoly1305_alg = { .init = crypto_nhpoly1305_init, .update = nhpoly1305_neon_update, .final = crypto_nhpoly1305_final, + .digest = nhpoly1305_neon_digest, .setkey = crypto_nhpoly1305_setkey, .descsize = sizeof(struct nhpoly1305_state), }; -- 2.39.2