From: Prabhjot Khurana <prabhjot.khur...@intel.com> Add KPP support to the crypto engine queue manager, so that it can be used to simplify the logic of KPP device drivers as done for other crypto drivers.
Signed-off-by: Prabhjot Khurana <prabhjot.khur...@intel.com> Signed-off-by: Daniele Alessandrelli <daniele.alessandre...@intel.com> --- Documentation/crypto/crypto_engine.rst | 4 ++++ crypto/crypto_engine.c | 27 ++++++++++++++++++++++++++ include/crypto/engine.h | 5 +++++ 3 files changed, 36 insertions(+) diff --git a/Documentation/crypto/crypto_engine.rst b/Documentation/crypto/crypto_engine.rst index 25cf9836c336..d562ea17d994 100644 --- a/Documentation/crypto/crypto_engine.rst +++ b/Documentation/crypto/crypto_engine.rst @@ -69,6 +69,8 @@ the crypto engine via one of: * crypto_transfer_hash_request_to_engine() +* crypto_transfer_kpp_request_to_engine() + * crypto_transfer_skcipher_request_to_engine() At the end of the request process, a call to one of the following functions is needed: @@ -79,4 +81,6 @@ At the end of the request process, a call to one of the following functions is n * crypto_finalize_hash_request() +* crypto_finalize_kpp_request() + * crypto_finalize_skcipher_request() diff --git a/crypto/crypto_engine.c b/crypto/crypto_engine.c index cff21f4e03e3..fb1c50cdb8e4 100644 --- a/crypto/crypto_engine.c +++ b/crypto/crypto_engine.c @@ -340,6 +340,19 @@ int crypto_transfer_skcipher_request_to_engine(struct crypto_engine *engine, } EXPORT_SYMBOL_GPL(crypto_transfer_skcipher_request_to_engine); +/** + * crypto_transfer_kpp_request_to_engine - transfer one kpp_request + * to list into the engine queue + * @engine: the hardware engine + * @req: the request need to be listed into the engine queue + */ +int crypto_transfer_kpp_request_to_engine(struct crypto_engine *engine, + struct kpp_request *req) +{ + return crypto_transfer_request_to_engine(engine, &req->base); +} +EXPORT_SYMBOL_GPL(crypto_transfer_kpp_request_to_engine); + /** * crypto_finalize_aead_request - finalize one aead_request if * the request is done @@ -396,6 +409,20 @@ void crypto_finalize_skcipher_request(struct crypto_engine *engine, } EXPORT_SYMBOL_GPL(crypto_finalize_skcipher_request); +/** + * crypto_finalize_kpp_request - finalize one kpp_request if + * the request is done + * @engine: the hardware engine + * @req: the request need to be finalized + * @err: error number + */ +void crypto_finalize_kpp_request(struct crypto_engine *engine, + struct kpp_request *req, int err) +{ + return crypto_finalize_request(engine, &req->base, err); +} +EXPORT_SYMBOL_GPL(crypto_finalize_kpp_request); + /** * crypto_engine_start - start the hardware engine * @engine: the hardware engine need to be started diff --git a/include/crypto/engine.h b/include/crypto/engine.h index 3f06e40d063a..0525fb0133cb 100644 --- a/include/crypto/engine.h +++ b/include/crypto/engine.h @@ -16,6 +16,7 @@ #include <crypto/akcipher.h> #include <crypto/hash.h> #include <crypto/skcipher.h> +#include <crypto/kpp.h> #define ENGINE_NAME_LEN 30 /* @@ -98,6 +99,8 @@ int crypto_transfer_hash_request_to_engine(struct crypto_engine *engine, struct ahash_request *req); int crypto_transfer_skcipher_request_to_engine(struct crypto_engine *engine, struct skcipher_request *req); +int crypto_transfer_kpp_request_to_engine(struct crypto_engine *engine, + struct kpp_request *req); void crypto_finalize_aead_request(struct crypto_engine *engine, struct aead_request *req, int err); void crypto_finalize_akcipher_request(struct crypto_engine *engine, @@ -106,6 +109,8 @@ void crypto_finalize_hash_request(struct crypto_engine *engine, struct ahash_request *req, int err); void crypto_finalize_skcipher_request(struct crypto_engine *engine, struct skcipher_request *req, int err); +void crypto_finalize_kpp_request(struct crypto_engine *engine, + struct kpp_request *req, int err); int crypto_engine_start(struct crypto_engine *engine); int crypto_engine_stop(struct crypto_engine *engine); struct crypto_engine *crypto_engine_alloc_init(struct device *dev, bool rt); -- 2.26.2