[PATCH 4/6] crypto: virtio: convert to new crypto engine API

[Corentin Labbe]

This patch convert the driver to the new crypto engine API.

Signed-off-by: Corentin Labbe <clabbe.montjoie@xxxxxxxxx>
---
 drivers/crypto/virtio/virtio_crypto_algs.c   | 10 +++++++---
 drivers/crypto/virtio/virtio_crypto_common.h |  3 +--
 drivers/crypto/virtio/virtio_crypto_core.c   |  3 ---
 3 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/drivers/crypto/virtio/virtio_crypto_algs.c b/drivers/crypto/virtio/virtio_crypto_algs.c
index abe8c15450df..060824a8ab0a 100644
--- a/drivers/crypto/virtio/virtio_crypto_algs.c
+++ b/drivers/crypto/virtio/virtio_crypto_algs.c
@@ -29,6 +29,7 @@
 
 
 struct virtio_crypto_ablkcipher_ctx {
+	struct crypto_engine_reqctx enginectx;
 	struct virtio_crypto *vcrypto;
 	struct crypto_tfm *tfm;
 
@@ -521,6 +522,9 @@ static int virtio_crypto_ablkcipher_init(struct crypto_tfm *tfm)
 	tfm->crt_ablkcipher.reqsize = sizeof(struct virtio_crypto_sym_request);
 	ctx->tfm = tfm;
 
+	ctx->enginectx.op.do_one_request = virtio_crypto_ablkcipher_crypt_req;
+	ctx->enginectx.op.prepare_request = NULL;
+	ctx->enginectx.op.unprepare_request = NULL;
 	return 0;
 }
 
@@ -538,9 +542,9 @@ static void virtio_crypto_ablkcipher_exit(struct crypto_tfm *tfm)
 }
 
 int virtio_crypto_ablkcipher_crypt_req(
-	struct crypto_engine *engine,
-	struct ablkcipher_request *req)
+	struct crypto_engine *engine, void *vreq)
 {
+	struct ablkcipher_request *req = container_of(vreq, struct ablkcipher_request, base);
 	struct virtio_crypto_sym_request *vc_sym_req =
 				ablkcipher_request_ctx(req);
 	struct virtio_crypto_request *vc_req = &vc_sym_req->base;
@@ -562,7 +566,7 @@ static void virtio_crypto_ablkcipher_finalize_req(
 	int err)
 {
 	crypto_finalize_cipher_request(vc_sym_req->base.dataq->engine,
-					req, err);
+				       req, err);
 	kzfree(vc_sym_req->iv);
 	virtcrypto_clear_request(&vc_sym_req->base);
 }
diff --git a/drivers/crypto/virtio/virtio_crypto_common.h b/drivers/crypto/virtio/virtio_crypto_common.h
index e976539a05d9..72621bd67211 100644
--- a/drivers/crypto/virtio/virtio_crypto_common.h
+++ b/drivers/crypto/virtio/virtio_crypto_common.h
@@ -107,8 +107,7 @@ struct virtio_crypto *virtcrypto_get_dev_node(int node);
 int virtcrypto_dev_start(struct virtio_crypto *vcrypto);
 void virtcrypto_dev_stop(struct virtio_crypto *vcrypto);
 int virtio_crypto_ablkcipher_crypt_req(
-	struct crypto_engine *engine,
-	struct ablkcipher_request *req);
+	struct crypto_engine *engine, void *vreq);
 
 void
 virtcrypto_clear_request(struct virtio_crypto_request *vc_req);
diff --git a/drivers/crypto/virtio/virtio_crypto_core.c b/drivers/crypto/virtio/virtio_crypto_core.c
index ff1410a32c2b..83326986c113 100644
--- a/drivers/crypto/virtio/virtio_crypto_core.c
+++ b/drivers/crypto/virtio/virtio_crypto_core.c
@@ -111,9 +111,6 @@ static int virtcrypto_find_vqs(struct virtio_crypto *vi)
 			ret = -ENOMEM;
 			goto err_engine;
 		}
-
-		vi->data_vq[i].engine->cipher_one_request =
-			virtio_crypto_ablkcipher_crypt_req;
 	}
 
 	kfree(names);
-- 
2.13.6