diff options
Diffstat (limited to 'drivers/crypto/rockchip/rk3288_crypto_ahash.c')
| -rw-r--r-- | drivers/crypto/rockchip/rk3288_crypto_ahash.c | 37 |
1 files changed, 16 insertions, 21 deletions
diff --git a/drivers/crypto/rockchip/rk3288_crypto_ahash.c b/drivers/crypto/rockchip/rk3288_crypto_ahash.c index 30f78256c955..a78ff3dcd0b1 100644 --- a/drivers/crypto/rockchip/rk3288_crypto_ahash.c +++ b/drivers/crypto/rockchip/rk3288_crypto_ahash.c @@ -199,8 +199,8 @@ static int rk_ahash_export(struct ahash_request *req, void *out) static int rk_ahash_digest(struct ahash_request *req) { struct rk_ahash_rctx *rctx = ahash_request_ctx(req); - struct rk_ahash_ctx *tctx = crypto_tfm_ctx(req->base.tfm); - struct rk_crypto_info *dev = tctx->dev; + struct rk_crypto_info *dev; + struct crypto_engine *engine; if (rk_ahash_need_fallback(req)) return rk_ahash_digest_fb(req); @@ -208,9 +208,12 @@ static int rk_ahash_digest(struct ahash_request *req) if (!req->nbytes) return zero_message_process(req); + dev = get_rk_crypto(); + rctx->dev = dev; + engine = dev->engine; - return crypto_transfer_hash_request_to_engine(dev->engine, req); + return crypto_transfer_hash_request_to_engine(engine, req); } static void crypto_ahash_dma_start(struct rk_crypto_info *dev, struct scatterlist *sg) @@ -260,9 +263,14 @@ static int rk_hash_run(struct crypto_engine *engine, void *breq) int i; u32 v; + err = pm_runtime_resume_and_get(rkc->dev); + if (err) + return err; + rctx->mode = 0; algt->stat_req++; + rkc->nreq++; switch (crypto_ahash_digestsize(tfm)) { case SHA1_DIGEST_SIZE: @@ -313,6 +321,8 @@ static int rk_hash_run(struct crypto_engine *engine, void *breq) } theend: + pm_runtime_put_autosuspend(rkc->dev); + local_bh_disable(); crypto_finalize_hash_request(engine, breq, err); local_bh_enable(); @@ -323,21 +333,15 @@ theend: static int rk_cra_hash_init(struct crypto_tfm *tfm) { struct rk_ahash_ctx *tctx = crypto_tfm_ctx(tfm); - struct rk_crypto_tmp *algt; - struct ahash_alg *alg = __crypto_ahash_alg(tfm->__crt_alg); - const char *alg_name = crypto_tfm_alg_name(tfm); - int err; - - algt = container_of(alg, struct rk_crypto_tmp, alg.hash); - - tctx->dev = algt->dev; + struct ahash_alg *alg = __crypto_ahash_alg(tfm->__crt_alg); + struct rk_crypto_tmp *algt = container_of(alg, struct rk_crypto_tmp, alg.hash); /* for fallback */ tctx->fallback_tfm = crypto_alloc_ahash(alg_name, 0, CRYPTO_ALG_NEED_FALLBACK); if (IS_ERR(tctx->fallback_tfm)) { - dev_err(tctx->dev->dev, "Could not load fallback driver.\n"); + dev_err(algt->dev->dev, "Could not load fallback driver.\n"); return PTR_ERR(tctx->fallback_tfm); } @@ -349,15 +353,7 @@ static int rk_cra_hash_init(struct crypto_tfm *tfm) tctx->enginectx.op.prepare_request = rk_hash_prepare; tctx->enginectx.op.unprepare_request = rk_hash_unprepare; - err = pm_runtime_resume_and_get(tctx->dev->dev); - if (err < 0) - goto error_pm; - return 0; -error_pm: - crypto_free_ahash(tctx->fallback_tfm); - - return err; } static void rk_cra_hash_exit(struct crypto_tfm *tfm) @@ -365,7 +361,6 @@ static void rk_cra_hash_exit(struct crypto_tfm *tfm) struct rk_ahash_ctx *tctx = crypto_tfm_ctx(tfm); crypto_free_ahash(tctx->fallback_tfm); - pm_runtime_put_autosuspend(tctx->dev->dev); } struct rk_crypto_tmp rk_ahash_sha1 = { |