> -----Original Message-----
> From: Corentin Labbe <clabbe@xxxxxxxxxxxx>
> Sent: Monday, October 2, 2023 4:14 AM
> To: andrew@xxxxxxxx; davem@xxxxxxxxxxxxx; herbert@xxxxxxxxxxxxxxxxxxx;
> joel@xxxxxxxxx; john.allen@xxxxxxx; Neal Liu <neal_liu@xxxxxxxxxxxxxx>;
> thomas.lendacky@xxxxxxx
> Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx; linux-aspeed@xxxxxxxxxxxxxxxx;
> linux-crypto@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx; Corentin Labbe
> <clabbe@xxxxxxxxxxxx>
> Subject: [PATCH] crypto: Move akcipher_request_cast helper to crypto header
>
> There is already 2 driver implementing their own akcipher_request_cast.
> In the future there will be also rockchip and allwinner driver that will need
> this.
> This is sufficient to move it in crypto headers.
>
> Signed-off-by: Corentin Labbe <clabbe@xxxxxxxxxxxx>
Reviewed-by: Neal Liu <neal_liu@xxxxxxxxxxxxxx>
Thanks.
> ---
> drivers/crypto/aspeed/aspeed-acry.c | 6 ------
> drivers/crypto/ccp/ccp-crypto-rsa.c | 6 ------
> include/crypto/akcipher.h | 7 +++++++
> 3 files changed, 7 insertions(+), 12 deletions(-)
>
> diff --git a/drivers/crypto/aspeed/aspeed-acry.c
> b/drivers/crypto/aspeed/aspeed-acry.c
> index 247c568aa8df..ecb6e984367b 100644
> --- a/drivers/crypto/aspeed/aspeed-acry.c
> +++ b/drivers/crypto/aspeed/aspeed-acry.c
> @@ -137,12 +137,6 @@ enum aspeed_rsa_key_mode {
> ASPEED_RSA_DATA_MODE,
> };
>
> -static inline struct akcipher_request *
> - akcipher_request_cast(struct crypto_async_request *req)
> -{
> - return container_of(req, struct akcipher_request, base);
> -}
> -
> static int aspeed_acry_do_fallback(struct akcipher_request *req) {
> struct crypto_akcipher *cipher = crypto_akcipher_reqtfm(req); diff --git
> a/drivers/crypto/ccp/ccp-crypto-rsa.c b/drivers/crypto/ccp/ccp-crypto-rsa.c
> index a14f85512cf4..32c9f524f3d5 100644
> --- a/drivers/crypto/ccp/ccp-crypto-rsa.c
> +++ b/drivers/crypto/ccp/ccp-crypto-rsa.c
> @@ -19,12 +19,6 @@
>
> #include "ccp-crypto.h"
>
> -static inline struct akcipher_request *akcipher_request_cast(
> - struct crypto_async_request *req)
> -{
> - return container_of(req, struct akcipher_request, base);
> -}
> -
> static inline int ccp_copy_and_save_keypart(u8 **kpbuf, unsigned int *kplen,
> const u8 *buf, size_t sz)
> {
> diff --git a/include/crypto/akcipher.h b/include/crypto/akcipher.h index
> 670508f1dca1..4b6e610db18d 100644
> --- a/include/crypto/akcipher.h
> +++ b/include/crypto/akcipher.h
> @@ -498,4 +498,11 @@ static inline int crypto_akcipher_set_priv_key(struct
> crypto_akcipher *tfm,
>
> return alg->set_priv_key(tfm, key, keylen); }
> +
> +static inline struct akcipher_request *
> + akcipher_request_cast(struct crypto_async_request *req) {
> + return container_of(req, struct akcipher_request, base); }
> +
> #endif
> --
> 2.41.0
