[PATCH v4 1/3] crypto/ipsec_mb: add SM4 GCM support

[De Lara Guarch, Pablo]

Hi Brian,

> -----Original Message-----
> From: Dooley, Brian <brian.dooley at intel.com>
> Sent: Wednesday, February 19, 2025 12:50 PM
> To: Ji, Kai <kai.ji at intel.com>; De Lara Guarch, Pablo
> <pablo.de.lara.guarch at intel.com>
> Cc: dev at dpdk.org; gakhil at marvell.com; Dooley, Brian
> <brian.dooley at intel.com>
> Subject: [PATCH v4 1/3] crypto/ipsec_mb: add SM4 GCM support
> 
> This patch introduces SM4 GCM algorithm support to the AESNI_MB PMD.
> SM4 GCM is available in the v2.0 release of Intel IPsec MB.
> 

The first patch of this patchset should be the one adding SM4-GCM in cryptodev,
so compilation is not broken between commits.

> Signed-off-by: Brian Dooley <brian.dooley at intel.com>
> ---
> v2:
> 	Added aad to cpu job params
> 	Added ipsec mb version checks
> v3:
> 	Fix naming for patchwork
> v4:
> 	Remove cryptodev changes to separate patch
> ---

...

> +++ b/drivers/crypto/ipsec_mb/pmd_aesni_mb_priv.h
> @@ -826,6 +826,36 @@ static const struct rte_cryptodev_capabilities
> aesni_mb_capabilities[] = {
>  			}, }
>  		}, }
>  	},
> +	{	/* SM4 GCM */
> +		.op = RTE_CRYPTO_OP_TYPE_SYMMETRIC,
> +		{.sym = {
> +			.xform_type = RTE_CRYPTO_SYM_XFORM_AEAD,
> +			{.aead = {
> +				.algo = RTE_CRYPTO_AEAD_SM4_GCM,
> +				.block_size = 16,
> +				.key_size = {
> +					.min = 16,
> +					.max = 16,
> +					.increment = 0,
> +				},
> +				.digest_size = {
> +					.min = 16,
> +					.max = 16,
> +					.increment = 0,

Digest can be between 1 and 16 bytes.