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Date: Thu, 14 Jun 2018 08:54:10 +0530
From: Jerin Jacob <jerin.jacob@caviumnetworks.com>
To: Anoob Joseph <anoob.joseph@caviumnetworks.com>
Cc: Akhil Goyal <akhil.goyal@nxp.com>,
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Subject: Re: [dpdk-dev] [PATCH 06/16] crypto/cpt/base: add sym crypto
request prepare for CPT
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-----Original Message-----
> Date: Fri, 8 Jun 2018 22:15:15 +0530
> From: Anoob Joseph <anoob.joseph@caviumnetworks.com>
> To: Akhil Goyal <akhil.goyal@nxp.com>, Pablo de Lara
> <pablo.de.lara.guarch@intel.com>, Thomas Monjalon <thomas@monjalon.net>
> Cc: Ankur Dwivedi <ankur.dwivedi@cavium.com>, Jerin Jacob
> <jerin.jacob@caviumnetworks.com>, Murthy NSSR
> <Nidadavolu.Murthy@cavium.com>, Narayana Prasad
> <narayanaprasad.athreya@caviumnetworks.com>, Nithin Dabilpuram
> <nithin.dabilpuram@cavium.com>, Ragothaman Jayaraman
> <Ragothaman.Jayaraman@cavium.com>, Srisivasubramanian Srinivasan
> <Srisivasubramanian.Srinivasan@cavium.com>, dev@dpdk.org
> Subject: [PATCH 06/16] crypto/cpt/base: add sym crypto request prepare for
> CPT
> X-Mailer: git-send-email 2.7.4
>
> From: Ankur Dwivedi <ankur.dwivedi@cavium.com>
>
> These functions help in preparing symmetric crypto requests
> for the supported cipher/auth/aead. This includes all supported
> algos except Kasumi, Snow3G, Zuc, HMAC_ONLY and HASH_ONLY cases.
>
> Signed-off-by: Ankur Dwivedi <ankur.dwivedi@cavium.com>
> Signed-off-by: Murthy NSSR <Nidadavolu.Murthy@cavium.com>
> Signed-off-by: Nithin Dabilpuram <nithin.dabilpuram@cavium.com>
> Signed-off-by: Ragothaman Jayaraman <Ragothaman.Jayaraman@cavium.com>
> Signed-off-by: Srisivasubramanian Srinivasan <Srisivasubramanian.Srinivasan@cavium.com>
> ---
> drivers/crypto/cpt/base/cpt.h | 129 +++++
> drivers/crypto/cpt/base/cpt_ops.c | 1021 +++++++++++++++++++++++++++++++++++++
> 2 files changed, 1150 insertions(+)
>
> diff --git a/drivers/crypto/cpt/base/cpt.h b/drivers/crypto/cpt/base/cpt.h
> index 11407ae..54b1cb6 100644
> --- a/drivers/crypto/cpt/base/cpt.h
> +++ b/drivers/crypto/cpt/base/cpt.h
> @@ -54,6 +54,135 @@
> void *marker;
> } app_data_t;
>
> +/*
> + * Parameters for Flexi Crypto
> + * requests
> + */
> +#define VALID_AAD_BUF 0x01
> +#define VALID_MAC_BUF 0x02
> +#define VALID_IV_BUF 0x04
> +#define SINGLE_BUF_INPLACE 0x08
> +#define SINGLE_BUF_HEADTAILROOM 0x10
> +
> +#define ENCR_IV_OFFSET(__d_offs) ((__d_offs >> 32) & 0xffff)
> +#define ENCR_OFFSET(__d_offs) ((__d_offs >> 16) & 0xffff)
> +#define AUTH_OFFSET(__d_offs) (__d_offs & 0xffff)
> +#define ENCR_DLEN(__d_lens) (__d_lens >> 32)
> +#define AUTH_DLEN(__d_lens) (__d_lens & 0xffffffff)
> +
> +typedef struct fc_params {
> + /* 0th cache line */
Does it used in fastpath, if so, make it cache aligned
> + union {
> + buf_ptr_t bufs[1];
> + struct {
> + iov_ptr_t *src_iov;
> + iov_ptr_t *dst_iov;
> + };
> + };
> + void *iv_buf;
> + void *auth_iv_buf;
> + buf_ptr_t meta_buf;
> + buf_ptr_t ctx_buf;
> + uint64_t rsvd2;
> +
> + /* 1st cache line */
> + buf_ptr_t aad_buf;
> + buf_ptr_t mac_buf;
> +
> +} fc_params_t;
> +
> +/*
> + * Parameters for digest
> + * generate requests
> + * Only src_iov, op, ctx_buf, mac_buf, prep_req