From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anoob Joseph Subject: [PATCH v2 17/33] crypto/octeontx: add session management ops Date: Tue, 4 Sep 2018 09:29:04 +0530 Message-ID: <1536033560-21541-18-git-send-email-ajoseph@caviumnetworks.com> References: <1528476325-15585-1-git-send-email-anoob.joseph@caviumnetworks.com> <1536033560-21541-1-git-send-email-ajoseph@caviumnetworks.com> Mime-Version: 1.0 Content-Type: text/plain Cc: Nithin Dabilpuram , Jerin Jacob , Narayana Prasad , dev@dpdk.org, Ankur Dwivedi , Anoob Joseph , Murthy NSSR , Ragothaman Jayaraman , Srisivasubramanian S , Tejasree Kondoj To: Akhil Goyal , Pablo de Lara , Thomas Monjalon Return-path: Received: from NAM01-SN1-obe.outbound.protection.outlook.com (mail-sn1nam01on0082.outbound.protection.outlook.com [104.47.32.82]) by dpdk.org (Postfix) with ESMTP id C0DE63256 for ; Tue, 4 Sep 2018 06:03:09 +0200 (CEST) In-Reply-To: <1536033560-21541-1-git-send-email-ajoseph@caviumnetworks.com> List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" From: Nithin Dabilpuram Adding routines for session configure, session clear and get session size ops. Signed-off-by: Ankur Dwivedi Signed-off-by: Anoob Joseph Signed-off-by: Murthy NSSR Signed-off-by: Nithin Dabilpuram Signed-off-by: Ragothaman Jayaraman Signed-off-by: Srisivasubramanian S Signed-off-by: Tejasree Kondoj --- drivers/crypto/octeontx/otx_cryptodev_ops.c | 83 +++++++++++++++++++++++++++-- 1 file changed, 80 insertions(+), 3 deletions(-) diff --git a/drivers/crypto/octeontx/otx_cryptodev_ops.c b/drivers/crypto/octeontx/otx_cryptodev_ops.c index e6b2ed9..51f374d 100644 --- a/drivers/crypto/octeontx/otx_cryptodev_ops.c +++ b/drivers/crypto/octeontx/otx_cryptodev_ops.c @@ -10,6 +10,8 @@ #include "cpt_pmd_logs.h" #include "cpt_pmd_ops_helper.h" +#include "cpt_ucode.h" +#include "cpt_request_mgr.h" #include "otx_cryptodev.h" #include "otx_cryptodev_capabilities.h" @@ -251,6 +253,81 @@ otx_cpt_que_pair_release(struct rte_cryptodev *dev, uint16_t que_pair_id) return 0; } +static unsigned int +otx_cpt_get_session_size(struct rte_cryptodev *dev __rte_unused) +{ + return cpt_get_session_size(); +} + +static void +otx_cpt_session_init(void *sym_sess, uint8_t driver_id) +{ + struct rte_cryptodev_sym_session *sess = sym_sess; + struct cpt_sess_misc *cpt_sess = + (struct cpt_sess_misc *) get_sym_session_private_data(sess, driver_id); + + CPT_PMD_INIT_FUNC_TRACE(); + cpt_sess->ctx_dma_addr = rte_mempool_virt2iova(cpt_sess) + + sizeof(struct cpt_sess_misc); +} + +static int +otx_cpt_session_cfg(struct rte_cryptodev *dev, + struct rte_crypto_sym_xform *xform, + struct rte_cryptodev_sym_session *sess, + struct rte_mempool *mempool) +{ + struct rte_crypto_sym_xform *chain; + void *sess_private_data; + + CPT_PMD_INIT_FUNC_TRACE(); + + if (cpt_is_algo_supported(xform)) + goto err; + + if (unlikely(sess == NULL)) { + CPT_LOG_ERR("invalid session struct"); + return -EINVAL; + } + + if (rte_mempool_get(mempool, &sess_private_data)) { + CPT_LOG_ERR("Could not allocate sess_private_data"); + return -ENOMEM; + } + + chain = xform; + while (chain) { + switch (chain->type) { + default: + CPT_LOG_ERR("Invalid crypto xform type"); + break; + } + chain = chain->next; + } + set_sym_session_private_data(sess, dev->driver_id, sess_private_data); + otx_cpt_session_init(sess, dev->driver_id); + return 0; + +err: + rte_mempool_put(mempool, sess_private_data); + return -EPERM; +} + +static void +otx_cpt_session_clear(struct rte_cryptodev *dev, + struct rte_cryptodev_sym_session *sess) +{ + void *sess_priv = get_sym_session_private_data(sess, dev->driver_id); + + CPT_PMD_INIT_FUNC_TRACE(); + if (sess_priv) { + memset(sess_priv, 0, otx_cpt_get_session_size(dev)); + struct rte_mempool *sess_mp = rte_mempool_from_obj(sess_priv); + set_sym_session_private_data(sess, dev->driver_id, NULL); + rte_mempool_put(sess_mp, sess_priv); + } +} + static struct rte_cryptodev_ops cptvf_ops = { /* Device related operations */ .dev_configure = otx_cpt_dev_config, @@ -266,9 +343,9 @@ static struct rte_cryptodev_ops cptvf_ops = { .queue_pair_count = NULL, /* Crypto related operations */ - .sym_session_get_size = NULL, - .sym_session_configure = NULL, - .sym_session_clear = NULL + .sym_session_get_size = otx_cpt_get_session_size, + .sym_session_configure = otx_cpt_session_cfg, + .sym_session_clear = otx_cpt_session_clear }; static void -- 2.7.4