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SubjectRe: [PATCH v2 4/6] crypto: virtio: convert to new crypto engine API
On Fri, Jan 26, 2018 at 08:15:32PM +0100, Corentin Labbe wrote:
> This patch convert the driver to the new crypto engine API.
>
> Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>

Acked-by: Michael S. Tsirkin <mst@redhat.com>

Pls queue when/if rest of changes go in.

> ---
> drivers/crypto/virtio/virtio_crypto_algs.c | 16 ++++++++++------
> drivers/crypto/virtio/virtio_crypto_common.h | 3 +--
> drivers/crypto/virtio/virtio_crypto_core.c | 3 ---
> 3 files changed, 11 insertions(+), 11 deletions(-)
>
> diff --git a/drivers/crypto/virtio/virtio_crypto_algs.c b/drivers/crypto/virtio/virtio_crypto_algs.c
> index abe8c15450df..ba190cfa7aa1 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_ctx enginectx;
> struct virtio_crypto *vcrypto;
> struct crypto_tfm *tfm;
>
> @@ -491,7 +492,7 @@ static int virtio_crypto_ablkcipher_encrypt(struct ablkcipher_request *req)
> vc_sym_req->ablkcipher_req = req;
> vc_sym_req->encrypt = true;
>
> - return crypto_transfer_cipher_request_to_engine(data_vq->engine, req);
> + return crypto_transfer_ablkcipher_request_to_engine(data_vq->engine, req);
> }
>
> static int virtio_crypto_ablkcipher_decrypt(struct ablkcipher_request *req)
> @@ -511,7 +512,7 @@ static int virtio_crypto_ablkcipher_decrypt(struct ablkcipher_request *req)
> vc_sym_req->ablkcipher_req = req;
> vc_sym_req->encrypt = false;
>
> - return crypto_transfer_cipher_request_to_engine(data_vq->engine, req);
> + return crypto_transfer_ablkcipher_request_to_engine(data_vq->engine, req);
> }
>
> static int virtio_crypto_ablkcipher_init(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;
> @@ -561,8 +565,8 @@ static void virtio_crypto_ablkcipher_finalize_req(
> struct ablkcipher_request *req,
> int err)
> {
> - crypto_finalize_cipher_request(vc_sym_req->base.dataq->engine,
> - req, err);
> + crypto_finalize_ablkcipher_request(vc_sym_req->base.dataq->engine,
> + 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

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