This patch add in multi-process IPC request handler function in rte cryptodev. This function intend to support a queue-pair configuration request to allow the secondary process to reconfigure the queue-pair setup'ed by the primary process.
Signed-off-by: Kai Ji <kai...@intel.com> --- lib/cryptodev/rte_cryptodev.c | 45 +++++++++++++++++++++++++++++++++++ lib/cryptodev/rte_cryptodev.h | 14 +++++++++++ 2 files changed, 59 insertions(+) diff --git a/lib/cryptodev/rte_cryptodev.c b/lib/cryptodev/rte_cryptodev.c index 42f3221052..18fdbf6db6 100644 --- a/lib/cryptodev/rte_cryptodev.c +++ b/lib/cryptodev/rte_cryptodev.c @@ -1202,6 +1202,51 @@ rte_cryptodev_get_qp_status(uint8_t dev_id, uint16_t queue_pair_id) return 0; } +/* crypto queue pair config */ +#define CRYPTODEV_MP_REQ "cryptodev_mp_request" + +static int +rte_cryptodev_mp_request(const struct rte_mp_msg *mp_msg, const void *peer) +{ + struct rte_mp_msg mp_res; + struct rte_cryptodev_mp_param *res = + (struct rte_cryptodev_mp_param *)mp_res.param; + const struct rte_cryptodev_mp_param *param = + (const struct rte_cryptodev_mp_param *)mp_msg->param; + + int ret; + int dev_id = 0; + int port_id = 0, socket_id = 1; + struct rte_cryptodev_qp_conf queue_conf; + queue_conf.nb_descriptors = 2; + + RTE_ASSERT(rte_eal_process_type() == RTE_PROC_PRIMARY); + switch (param->type) { + case RTE_CRYPTODEV_MP_REQ_QP: + ret = rte_cryptodev_queue_pair_setup(dev_id, port_id, + &queue_conf, socket_id); + res->result = ret; + + ret = rte_mp_reply(&mp_res, peer); + break; + default: + CDEV_LOG_ERR("invalid mp request type\n"); + return -EINVAL; + } + return ret; + +} + +int rte_cryptodev_mp_request_register(void) +{ + int ret; + + RTE_ASSERT(rte_eal_process_type() == RTE_PROC_PRIMARY); + ret = rte_mp_action_register(CRYPTODEV_MP_REQ, + rte_cryptodev_mp_request); + return ret; +} + int rte_cryptodev_queue_pair_setup(uint8_t dev_id, uint16_t queue_pair_id, const struct rte_cryptodev_qp_conf *qp_conf, int socket_id) diff --git a/lib/cryptodev/rte_cryptodev.h b/lib/cryptodev/rte_cryptodev.h index 56f459c6a0..901465ca65 100644 --- a/lib/cryptodev/rte_cryptodev.h +++ b/lib/cryptodev/rte_cryptodev.h @@ -539,6 +539,18 @@ enum rte_cryptodev_event_type { RTE_CRYPTODEV_EVENT_MAX /**< max value of this enum */ }; +/* Request types for IPC. */ +enum rte_cryptodev_mp_req_type { + RTE_CRYPTODEV_MP_REQ_NONE, + RTE_CRYPTODEV_MP_REQ_QP +}; + +/* Parameters for IPC. */ +struct rte_cryptodev_mp_param { + enum rte_cryptodev_mp_req_type type; + int result; +}; + /** Crypto device queue pair configuration structure. */ struct rte_cryptodev_qp_conf { uint32_t nb_descriptors; /**< Number of descriptors per queue pair */ @@ -744,6 +756,8 @@ rte_cryptodev_stop(uint8_t dev_id); extern int rte_cryptodev_close(uint8_t dev_id); +extern int rte_cryptodev_mp_request_register(void); + /** * Allocate and set up a receive queue pair for a device. * -- 2.17.1