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crypto: stm32-hash - convert to the new crypto engine API

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This patch convert the stm32-hash driver to the new crypto engine API.

Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Tested-by: Fabien Dessenne <fabien.dessenne@st.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Corentin LABBE 2018-01-26 20:15:33 +01:00 committed by Herbert Xu
parent 67189375bb
commit fb45490d50
1 changed files with 13 additions and 7 deletions
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20
drivers/crypto/stm32/stm32-hash.c
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@ -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;