Hi, On 29/11/17 09:41, Corentin Labbe wrote: > This patch convert the driver to the new crypto engine API. > > Signed-off-by: Corentin Labbe <clabbe.montjoie@xxxxxxxxx> Tested-by: Fabien Dessenne <fabien.dessenne@xxxxxx> > --- > drivers/crypto/stm32/stm32-hash.c | 22 +++++++++++++++------- > 1 file changed, 15 insertions(+), 7 deletions(-) > > diff --git a/drivers/crypto/stm32/stm32-hash.c b/drivers/crypto/stm32/stm32-hash.c > index 4ca4a264a833..e3f9f7b04ce2 100644 > --- a/drivers/crypto/stm32/stm32-hash.c > +++ b/drivers/crypto/stm32/stm32-hash.c > @@ -122,6 +122,7 @@ enum stm32_hash_data_format { > #define HASH_DMA_THRESHOLD 50 > > struct stm32_hash_ctx { > + struct crypto_engine_reqctx enginectx; > struct stm32_hash_dev *hdev; > unsigned long flags; > > @@ -811,7 +812,7 @@ static void stm32_hash_finish_req(struct ahash_request *req, int err) > rctx->flags |= HASH_FLAGS_ERRORS; > } > > - crypto_finalize_hash_request(hdev->engine, req, err); > + crypto_finalize_request(hdev->engine, &req->base, err); > } > > static int stm32_hash_hw_init(struct stm32_hash_dev *hdev, > @@ -828,15 +829,21 @@ static int stm32_hash_hw_init(struct stm32_hash_dev *hdev, > return 0; > } > > +static int stm32_hash_one_request(struct crypto_engine *engine, > + struct crypto_async_request *areq); > +static int stm32_hash_prepare_req(struct crypto_engine *engine, > + struct crypto_async_request *areq); > + > static int stm32_hash_handle_queue(struct stm32_hash_dev *hdev, > struct ahash_request *req) > { > - return crypto_transfer_hash_request_to_engine(hdev->engine, req); > + return crypto_transfer_request_to_engine(hdev->engine, &req->base); > } > > static int stm32_hash_prepare_req(struct crypto_engine *engine, > - struct ahash_request *req) > + struct crypto_async_request *areq) > { > + struct ahash_request *req = ahash_request_cast(areq); > struct stm32_hash_ctx *ctx = crypto_ahash_ctx(crypto_ahash_reqtfm(req)); > struct stm32_hash_dev *hdev = stm32_hash_find_dev(ctx); > struct stm32_hash_request_ctx *rctx; > @@ -855,8 +862,9 @@ static int stm32_hash_prepare_req(struct crypto_engine *engine, > } > > static int stm32_hash_one_request(struct crypto_engine *engine, > - struct ahash_request *req) > + struct crypto_async_request *areq) > { > + struct ahash_request *req = ahash_request_cast(areq); > struct stm32_hash_ctx *ctx = crypto_ahash_ctx(crypto_ahash_reqtfm(req)); > struct stm32_hash_dev *hdev = stm32_hash_find_dev(ctx); > struct stm32_hash_request_ctx *rctx; > @@ -1033,6 +1041,9 @@ static int stm32_hash_cra_init_algs(struct crypto_tfm *tfm, > if (algs_hmac_name) > ctx->flags |= HASH_FLAGS_HMAC; > > + ctx->enginectx.op.do_one_request = stm32_hash_one_request; > + ctx->enginectx.op.prepare_request = stm32_hash_prepare_req; > + ctx->enginectx.op.unprepare_request = NULL; > return 0; > } > > @@ -1493,9 +1504,6 @@ static int stm32_hash_probe(struct platform_device *pdev) > goto err_engine; > } > > - hdev->engine->prepare_hash_request = stm32_hash_prepare_req; > - hdev->engine->hash_one_request = stm32_hash_one_request; > - > ret = crypto_engine_start(hdev->engine); > if (ret) > goto err_engine_start;