linux-kernel - [PATCH v12 05/22] crypto: amlogic

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Message-Id: <20250624135214.1355051-6-romanov.alexey2000@gmail.com>
Date: Tue, 24 Jun 2025 16:51:57 +0300
From: Alexey Romanov <romanov.alexey2000@...il.com>
To: neil.armstrong@...aro.org,
	clabbe@...libre.com,
	herbert@...dor.apana.org.au,
	davem@...emloft.net,
	robh@...nel.org,
	krzk+dt@...nel.org,
	conor+dt@...nel.org,
	khilman@...libre.com,
	jbrunet@...libre.com,
	martin.blumenstingl@...glemail.com
Cc: linux-crypto@...r.kernel.org,
	linux-amlogic@...ts.infradead.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	Alexey Romanov <romanov.alexey2000@...il.com>
Subject: [PATCH v12 05/22] crypto: amlogic - Move get_engine_number()

Move get_engine_number() function from cipher.c to core.c

Signed-off-by: Alexey Romanov <romanov.alexey2000@...il.com>
Reviewed-by: Neil Armstrong <neil.armstrong@...aro.org>
---
 drivers/crypto/amlogic/amlogic-gxl-cipher.c | 9 ++-------
 drivers/crypto/amlogic/amlogic-gxl-core.c   | 5 +++++
 drivers/crypto/amlogic/amlogic-gxl.h        | 2 ++
 3 files changed, 9 insertions(+), 7 deletions(-)

diff --git a/drivers/crypto/amlogic/amlogic-gxl-cipher.c b/drivers/crypto/amlogic/amlogic-gxl-cipher.c
index 1fe916b0a138..18e9e2d39b1f 100644
--- a/drivers/crypto/amlogic/amlogic-gxl-cipher.c
+++ b/drivers/crypto/amlogic/amlogic-gxl-cipher.c
@@ -17,11 +17,6 @@
 #include <crypto/internal/skcipher.h>
 #include "amlogic-gxl.h"
 
-static int get_engine_number(struct meson_dev *mc)
-{
-	return atomic_inc_return(&mc->flow) % mc->flow_cnt;
-}
-
 static bool meson_cipher_need_fallback(struct skcipher_request *areq)
 {
 	struct scatterlist *src_sg = areq->src;
@@ -282,7 +277,7 @@ int meson_skdecrypt(struct skcipher_request *areq)
 	rctx->op_dir = MESON_DECRYPT;
 	if (meson_cipher_need_fallback(areq))
 		return meson_cipher_do_fallback(areq);
-	e = get_engine_number(op->mc);
+	e = meson_get_engine_number(op->mc);
 	engine = op->mc->chanlist[e].engine;
 	rctx->flow = e;
 
@@ -300,7 +295,7 @@ int meson_skencrypt(struct skcipher_request *areq)
 	rctx->op_dir = MESON_ENCRYPT;
 	if (meson_cipher_need_fallback(areq))
 		return meson_cipher_do_fallback(areq);
-	e = get_engine_number(op->mc);
+	e = meson_get_engine_number(op->mc);
 	engine = op->mc->chanlist[e].engine;
 	rctx->flow = e;
 
diff --git a/drivers/crypto/amlogic/amlogic-gxl-core.c b/drivers/crypto/amlogic/amlogic-gxl-core.c
index e617dddf5e2b..44e71e917e5e 100644
--- a/drivers/crypto/amlogic/amlogic-gxl-core.c
+++ b/drivers/crypto/amlogic/amlogic-gxl-core.c
@@ -22,6 +22,11 @@
 
 #include "amlogic-gxl.h"
 
+int meson_get_engine_number(struct meson_dev *mc)
+{
+	return atomic_inc_return(&mc->flow) % mc->flow_cnt;
+}
+
 void meson_dma_start(struct meson_dev *mc, int flow)
 {
 	u32 offset = (mc->pdata->descs_reg + flow) << 2;
diff --git a/drivers/crypto/amlogic/amlogic-gxl.h b/drivers/crypto/amlogic/amlogic-gxl.h
index 0ccf6542995f..cb70277c3a31 100644
--- a/drivers/crypto/amlogic/amlogic-gxl.h
+++ b/drivers/crypto/amlogic/amlogic-gxl.h
@@ -161,6 +161,8 @@ struct meson_alg_template {
 #endif
 };
 
+int meson_get_engine_number(struct meson_dev *mc);
+
 void meson_dma_start(struct meson_dev *mc, int flow);
 
 int meson_aes_setkey(struct crypto_skcipher *tfm, const u8 *key,
-- 
2.34.1