From fb45490d50f49eacff8b7ba3e67dbdd9bad671f5 Mon Sep 17 00:00:00 2001 From: Corentin LABBE Date: Fri, 26 Jan 2018 20:15:33 +0100 Subject: [PATCH] crypto: stm32-hash - convert to the new crypto engine API This patch convert the stm32-hash driver to the new crypto engine API. Signed-off-by: Corentin Labbe Tested-by: Fabien Dessenne Signed-off-by: Herbert Xu --- drivers/crypto/stm32/stm32-hash.c | 20 +++++++++++++------- 1 file changed, 13 insertions(+), 7 deletions(-) diff --git a/drivers/crypto/stm32/stm32-hash.c b/drivers/crypto/stm32/stm32-hash.c index 4ca4a264a833..89b0c2490d80 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_ctx enginectx; struct stm32_hash_dev *hdev; unsigned long flags; @@ -828,15 +829,19 @@ static int stm32_hash_hw_init(struct stm32_hash_dev *hdev, return 0; } +static int stm32_hash_one_request(struct crypto_engine *engine, void *areq); +static int stm32_hash_prepare_req(struct crypto_engine *engine, void *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); } -static int stm32_hash_prepare_req(struct crypto_engine *engine, - struct ahash_request *req) +static int stm32_hash_prepare_req(struct crypto_engine *engine, void *areq) { + struct ahash_request *req = container_of(areq, struct ahash_request, + base); 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; @@ -854,9 +859,10 @@ static int stm32_hash_prepare_req(struct crypto_engine *engine, return stm32_hash_hw_init(hdev, rctx); } -static int stm32_hash_one_request(struct crypto_engine *engine, - struct ahash_request *req) +static int stm32_hash_one_request(struct crypto_engine *engine, void *areq) { + struct ahash_request *req = container_of(areq, struct ahash_request, + base); 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 +1039,9 @@ 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 +1502,6 @@ 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;