linux-kernel - [PATCH v6 21/33] crypto: rockchip: rework rk_handle

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Message-Id: <20220425202119.3566743-22-clabbe@baylibre.com>
Date:   Mon, 25 Apr 2022 20:21:07 +0000
From:   Corentin Labbe <clabbe@...libre.com>
To:     heiko@...ech.de, herbert@...dor.apana.org.au,
        krzysztof.kozlowski+dt@...aro.org, robh+dt@...nel.org
Cc:     linux-crypto@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-rockchip@...ts.infradead.org,
        Corentin Labbe <clabbe@...libre.com>
Subject: [PATCH v6 21/33] crypto: rockchip: rework rk_handle_req function

This patch rework the rk_handle_req(), simply removing the
rk_crypto_info parameter.

Signed-off-by: Corentin Labbe <clabbe@...libre.com>
---
 .../crypto/rockchip/rk3288_crypto_skcipher.c  | 68 +++++--------------
 1 file changed, 17 insertions(+), 51 deletions(-)

diff --git a/drivers/crypto/rockchip/rk3288_crypto_skcipher.c b/drivers/crypto/rockchip/rk3288_crypto_skcipher.c
index d60c206e717d..3187869c4c68 100644
--- a/drivers/crypto/rockchip/rk3288_crypto_skcipher.c
+++ b/drivers/crypto/rockchip/rk3288_crypto_skcipher.c
@@ -82,10 +82,12 @@ static int rk_cipher_fallback(struct skcipher_request *areq)
 	return err;
 }
 
-static int rk_handle_req(struct rk_crypto_info *dev,
-			 struct skcipher_request *req)
+static int rk_cipher_handle_req(struct skcipher_request *req)
 {
-	struct crypto_engine *engine = dev->engine;
+	struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
+	struct rk_cipher_ctx *tctx = crypto_skcipher_ctx(tfm);
+	struct rk_crypto_info *rkc = tctx->dev;
+	struct crypto_engine *engine = rkc->engine;
 
 	if (rk_cipher_need_fallback(req))
 		return rk_cipher_fallback(req);
@@ -142,135 +144,99 @@ static int rk_tdes_setkey(struct crypto_skcipher *cipher,
 
 static int rk_aes_ecb_encrypt(struct skcipher_request *req)
 {
-	struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
-	struct rk_cipher_ctx *ctx = crypto_skcipher_ctx(tfm);
 	struct rk_cipher_rctx *rctx = skcipher_request_ctx(req);
-	struct rk_crypto_info *dev = ctx->dev;
 
 	rctx->mode = RK_CRYPTO_AES_ECB_MODE;
-	return rk_handle_req(dev, req);
+	return rk_cipher_handle_req(req);
 }
 
 static int rk_aes_ecb_decrypt(struct skcipher_request *req)
 {
-	struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
-	struct rk_cipher_ctx *ctx = crypto_skcipher_ctx(tfm);
 	struct rk_cipher_rctx *rctx = skcipher_request_ctx(req);
-	struct rk_crypto_info *dev = ctx->dev;
 
 	rctx->mode = RK_CRYPTO_AES_ECB_MODE | RK_CRYPTO_DEC;
-	return rk_handle_req(dev, req);
+	return rk_cipher_handle_req(req);
 }
 
 static int rk_aes_cbc_encrypt(struct skcipher_request *req)
 {
-	struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
-	struct rk_cipher_ctx *ctx = crypto_skcipher_ctx(tfm);
 	struct rk_cipher_rctx *rctx = skcipher_request_ctx(req);
-	struct rk_crypto_info *dev = ctx->dev;
 
 	rctx->mode = RK_CRYPTO_AES_CBC_MODE;
-	return rk_handle_req(dev, req);
+	return rk_cipher_handle_req(req);
 }
 
 static int rk_aes_cbc_decrypt(struct skcipher_request *req)
 {
-	struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
-	struct rk_cipher_ctx *ctx = crypto_skcipher_ctx(tfm);
 	struct rk_cipher_rctx *rctx = skcipher_request_ctx(req);
-	struct rk_crypto_info *dev = ctx->dev;
 
 	rctx->mode = RK_CRYPTO_AES_CBC_MODE | RK_CRYPTO_DEC;
-	return rk_handle_req(dev, req);
+	return rk_cipher_handle_req(req);
 }
 
 static int rk_des_ecb_encrypt(struct skcipher_request *req)
 {
-	struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
-	struct rk_cipher_ctx *ctx = crypto_skcipher_ctx(tfm);
 	struct rk_cipher_rctx *rctx = skcipher_request_ctx(req);
-	struct rk_crypto_info *dev = ctx->dev;
 
 	rctx->mode = 0;
-	return rk_handle_req(dev, req);
+	return rk_cipher_handle_req(req);
 }
 
 static int rk_des_ecb_decrypt(struct skcipher_request *req)
 {
-	struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
-	struct rk_cipher_ctx *ctx = crypto_skcipher_ctx(tfm);
 	struct rk_cipher_rctx *rctx = skcipher_request_ctx(req);
-	struct rk_crypto_info *dev = ctx->dev;
 
 	rctx->mode = RK_CRYPTO_DEC;
-	return rk_handle_req(dev, req);
+	return rk_cipher_handle_req(req);
 }
 
 static int rk_des_cbc_encrypt(struct skcipher_request *req)
 {
-	struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
-	struct rk_cipher_ctx *ctx = crypto_skcipher_ctx(tfm);
 	struct rk_cipher_rctx *rctx = skcipher_request_ctx(req);
-	struct rk_crypto_info *dev = ctx->dev;
 
 	rctx->mode = RK_CRYPTO_TDES_CHAINMODE_CBC;
-	return rk_handle_req(dev, req);
+	return rk_cipher_handle_req(req);
 }
 
 static int rk_des_cbc_decrypt(struct skcipher_request *req)
 {
-	struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
-	struct rk_cipher_ctx *ctx = crypto_skcipher_ctx(tfm);
 	struct rk_cipher_rctx *rctx = skcipher_request_ctx(req);
-	struct rk_crypto_info *dev = ctx->dev;
 
 	rctx->mode = RK_CRYPTO_TDES_CHAINMODE_CBC | RK_CRYPTO_DEC;
-	return rk_handle_req(dev, req);
+	return rk_cipher_handle_req(req);
 }
 
 static int rk_des3_ede_ecb_encrypt(struct skcipher_request *req)
 {
-	struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
-	struct rk_cipher_ctx *ctx = crypto_skcipher_ctx(tfm);
 	struct rk_cipher_rctx *rctx = skcipher_request_ctx(req);
-	struct rk_crypto_info *dev = ctx->dev;
 
 	rctx->mode = RK_CRYPTO_TDES_SELECT;
-	return rk_handle_req(dev, req);
+	return rk_cipher_handle_req(req);
 }
 
 static int rk_des3_ede_ecb_decrypt(struct skcipher_request *req)
 {
-	struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
-	struct rk_cipher_ctx *ctx = crypto_skcipher_ctx(tfm);
 	struct rk_cipher_rctx *rctx = skcipher_request_ctx(req);
-	struct rk_crypto_info *dev = ctx->dev;
 
 	rctx->mode = RK_CRYPTO_TDES_SELECT | RK_CRYPTO_DEC;
-	return rk_handle_req(dev, req);
+	return rk_cipher_handle_req(req);
 }
 
 static int rk_des3_ede_cbc_encrypt(struct skcipher_request *req)
 {
-	struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
-	struct rk_cipher_ctx *ctx = crypto_skcipher_ctx(tfm);
 	struct rk_cipher_rctx *rctx = skcipher_request_ctx(req);
-	struct rk_crypto_info *dev = ctx->dev;
 
 	rctx->mode = RK_CRYPTO_TDES_SELECT | RK_CRYPTO_TDES_CHAINMODE_CBC;
-	return rk_handle_req(dev, req);
+	return rk_cipher_handle_req(req);
 }
 
 static int rk_des3_ede_cbc_decrypt(struct skcipher_request *req)
 {
-	struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
-	struct rk_cipher_ctx *ctx = crypto_skcipher_ctx(tfm);
 	struct rk_cipher_rctx *rctx = skcipher_request_ctx(req);
-	struct rk_crypto_info *dev = ctx->dev;
 
 	rctx->mode = RK_CRYPTO_TDES_SELECT | RK_CRYPTO_TDES_CHAINMODE_CBC |
 		    RK_CRYPTO_DEC;
-	return rk_handle_req(dev, req);
+	return rk_cipher_handle_req(req);
 }
 
 static void rk_cipher_hw_init(struct rk_crypto_info *dev, struct skcipher_request *req)
-- 
2.35.1