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path: root/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c
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Diffstat (limited to 'drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c')
-rw-r--r--drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c76
1 files changed, 32 insertions, 44 deletions
diff --git a/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c b/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c
index d70b105dcfa1..36a1ebca2e70 100644
--- a/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c
+++ b/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c
@@ -30,33 +30,16 @@ static int sun8i_ss_hashkey(struct sun8i_ss_hash_tfm_ctx *tfmctx, const u8 *key,
unsigned int keylen)
{
struct crypto_shash *xtfm;
- struct shash_desc *sdesc;
- size_t len;
- int ret = 0;
+ int ret;
xtfm = crypto_alloc_shash("sha1", 0, CRYPTO_ALG_NEED_FALLBACK);
if (IS_ERR(xtfm))
return PTR_ERR(xtfm);
- len = sizeof(*sdesc) + crypto_shash_descsize(xtfm);
- sdesc = kmalloc(len, GFP_KERNEL);
- if (!sdesc) {
- ret = -ENOMEM;
- goto err_hashkey_sdesc;
- }
- sdesc->tfm = xtfm;
-
- ret = crypto_shash_init(sdesc);
- if (ret) {
- dev_err(tfmctx->ss->dev, "shash init error ret=%d\n", ret);
- goto err_hashkey;
- }
- ret = crypto_shash_finup(sdesc, key, keylen, tfmctx->key);
+ ret = crypto_shash_tfm_digest(xtfm, key, keylen, tfmctx->key);
if (ret)
- dev_err(tfmctx->ss->dev, "shash finup error\n");
-err_hashkey:
- kfree(sdesc);
-err_hashkey_sdesc:
+ dev_err(tfmctx->ss->dev, "shash digest error ret=%d\n", ret);
+
crypto_free_shash(xtfm);
return ret;
}
@@ -167,7 +150,9 @@ int sun8i_ss_hash_init(struct ahash_request *areq)
memset(rctx, 0, sizeof(struct sun8i_ss_hash_reqctx));
ahash_request_set_tfm(&rctx->fallback_req, tfmctx->fallback_tfm);
- rctx->fallback_req.base.flags = areq->base.flags & CRYPTO_TFM_REQ_MAY_SLEEP;
+ ahash_request_set_callback(&rctx->fallback_req,
+ areq->base.flags & CRYPTO_TFM_REQ_MAY_SLEEP,
+ areq->base.complete, areq->base.data);
return crypto_ahash_init(&rctx->fallback_req);
}
@@ -179,7 +164,9 @@ int sun8i_ss_hash_export(struct ahash_request *areq, void *out)
struct sun8i_ss_hash_tfm_ctx *tfmctx = crypto_ahash_ctx(tfm);
ahash_request_set_tfm(&rctx->fallback_req, tfmctx->fallback_tfm);
- rctx->fallback_req.base.flags = areq->base.flags & CRYPTO_TFM_REQ_MAY_SLEEP;
+ ahash_request_set_callback(&rctx->fallback_req,
+ areq->base.flags & CRYPTO_TFM_REQ_MAY_SLEEP,
+ areq->base.complete, areq->base.data);
return crypto_ahash_export(&rctx->fallback_req, out);
}
@@ -191,7 +178,9 @@ int sun8i_ss_hash_import(struct ahash_request *areq, const void *in)
struct sun8i_ss_hash_tfm_ctx *tfmctx = crypto_ahash_ctx(tfm);
ahash_request_set_tfm(&rctx->fallback_req, tfmctx->fallback_tfm);
- rctx->fallback_req.base.flags = areq->base.flags & CRYPTO_TFM_REQ_MAY_SLEEP;
+ ahash_request_set_callback(&rctx->fallback_req,
+ areq->base.flags & CRYPTO_TFM_REQ_MAY_SLEEP,
+ areq->base.complete, areq->base.data);
return crypto_ahash_import(&rctx->fallback_req, in);
}
@@ -203,9 +192,10 @@ int sun8i_ss_hash_final(struct ahash_request *areq)
struct sun8i_ss_hash_tfm_ctx *tfmctx = crypto_ahash_ctx(tfm);
ahash_request_set_tfm(&rctx->fallback_req, tfmctx->fallback_tfm);
- rctx->fallback_req.base.flags = areq->base.flags &
- CRYPTO_TFM_REQ_MAY_SLEEP;
- rctx->fallback_req.result = areq->result;
+ ahash_request_set_callback(&rctx->fallback_req,
+ areq->base.flags & CRYPTO_TFM_REQ_MAY_SLEEP,
+ areq->base.complete, areq->base.data);
+ ahash_request_set_crypt(&rctx->fallback_req, NULL, areq->result, 0);
if (IS_ENABLED(CONFIG_CRYPTO_DEV_SUN8I_SS_DEBUG)) {
struct ahash_alg *alg = crypto_ahash_alg(tfm);
@@ -229,10 +219,10 @@ int sun8i_ss_hash_update(struct ahash_request *areq)
struct sun8i_ss_hash_tfm_ctx *tfmctx = crypto_ahash_ctx(tfm);
ahash_request_set_tfm(&rctx->fallback_req, tfmctx->fallback_tfm);
- rctx->fallback_req.base.flags = areq->base.flags &
- CRYPTO_TFM_REQ_MAY_SLEEP;
- rctx->fallback_req.nbytes = areq->nbytes;
- rctx->fallback_req.src = areq->src;
+ ahash_request_set_callback(&rctx->fallback_req,
+ areq->base.flags & CRYPTO_TFM_REQ_MAY_SLEEP,
+ areq->base.complete, areq->base.data);
+ ahash_request_set_crypt(&rctx->fallback_req, areq->src, NULL, areq->nbytes);
return crypto_ahash_update(&rctx->fallback_req);
}
@@ -244,12 +234,11 @@ int sun8i_ss_hash_finup(struct ahash_request *areq)
struct sun8i_ss_hash_tfm_ctx *tfmctx = crypto_ahash_ctx(tfm);
ahash_request_set_tfm(&rctx->fallback_req, tfmctx->fallback_tfm);
- rctx->fallback_req.base.flags = areq->base.flags &
- CRYPTO_TFM_REQ_MAY_SLEEP;
-
- rctx->fallback_req.nbytes = areq->nbytes;
- rctx->fallback_req.src = areq->src;
- rctx->fallback_req.result = areq->result;
+ ahash_request_set_callback(&rctx->fallback_req,
+ areq->base.flags & CRYPTO_TFM_REQ_MAY_SLEEP,
+ areq->base.complete, areq->base.data);
+ ahash_request_set_crypt(&rctx->fallback_req, areq->src, areq->result,
+ areq->nbytes);
if (IS_ENABLED(CONFIG_CRYPTO_DEV_SUN8I_SS_DEBUG)) {
struct ahash_alg *alg = crypto_ahash_alg(tfm);
@@ -273,12 +262,11 @@ static int sun8i_ss_hash_digest_fb(struct ahash_request *areq)
struct sun8i_ss_hash_tfm_ctx *tfmctx = crypto_ahash_ctx(tfm);
ahash_request_set_tfm(&rctx->fallback_req, tfmctx->fallback_tfm);
- rctx->fallback_req.base.flags = areq->base.flags &
- CRYPTO_TFM_REQ_MAY_SLEEP;
-
- rctx->fallback_req.nbytes = areq->nbytes;
- rctx->fallback_req.src = areq->src;
- rctx->fallback_req.result = areq->result;
+ ahash_request_set_callback(&rctx->fallback_req,
+ areq->base.flags & CRYPTO_TFM_REQ_MAY_SLEEP,
+ areq->base.complete, areq->base.data);
+ ahash_request_set_crypt(&rctx->fallback_req, areq->src, areq->result,
+ areq->nbytes);
if (IS_ENABLED(CONFIG_CRYPTO_DEV_SUN8I_SS_DEBUG)) {
struct ahash_alg *alg = crypto_ahash_alg(tfm);
@@ -514,6 +502,7 @@ int sun8i_ss_hash_run(struct crypto_engine *engine, void *breq)
algt = container_of(alg, struct sun8i_ss_alg_template, alg.hash.base);
ss = algt->ss;
+ j = 0;
digestsize = crypto_ahash_digestsize(tfm);
if (digestsize == SHA224_DIGEST_SIZE)
@@ -548,7 +537,6 @@ int sun8i_ss_hash_run(struct crypto_engine *engine, void *breq)
goto err_dma_result;
}
- j = 0;
len = areq->nbytes;
sg = areq->src;
i = 0;