From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jasvinder Singh Subject: [PATCH v3 02/10] net/softnic: add meter profile Date: Fri, 14 Sep 2018 18:45:46 +0100 Message-ID: <20180914174554.90135-3-jasvinder.singh@intel.com> References: <20180912164138.55800-2-jasvinder.singh@intel.com> <20180914174554.90135-1-jasvinder.singh@intel.com> Cc: cristian.dumitrescu@intel.com To: dev@dpdk.org Return-path: Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by dpdk.org (Postfix) with ESMTP id 8110E5F1F for ; Fri, 14 Sep 2018 19:46:10 +0200 (CEST) In-Reply-To: <20180914174554.90135-1-jasvinder.singh@intel.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" Implement meter profile add function. Signed-off-by: Jasvinder Singh --- drivers/net/softnic/rte_eth_softnic.c | 3 + drivers/net/softnic/rte_eth_softnic_internals.h | 31 ++++++ drivers/net/softnic/rte_eth_softnic_meter.c | 122 +++++++++++++++++++++++- 3 files changed, 155 insertions(+), 1 deletion(-) diff --git a/drivers/net/softnic/rte_eth_softnic.c b/drivers/net/softnic/rte_eth_softnic.c index 659a1b4..b7b2383 100644 --- a/drivers/net/softnic/rte_eth_softnic.c +++ b/drivers/net/softnic/rte_eth_softnic.c @@ -191,6 +191,7 @@ pmd_dev_stop(struct rte_eth_dev *dev) softnic_mempool_free(p); tm_hierarchy_free(p); + softnic_mtr_free(p); } static void @@ -291,6 +292,7 @@ pmd_init(struct pmd_params *params) /* Resources */ tm_hierarchy_init(p); + softnic_mtr_init(p); softnic_mempool_init(p); softnic_swq_init(p); @@ -345,6 +347,7 @@ pmd_free(struct pmd_internals *p) softnic_mempool_free(p); tm_hierarchy_free(p); + softnic_mtr_free(p); rte_free(p); } diff --git a/drivers/net/softnic/rte_eth_softnic_internals.h b/drivers/net/softnic/rte_eth_softnic_internals.h index 92be4e8..1db9310 100644 --- a/drivers/net/softnic/rte_eth_softnic_internals.h +++ b/drivers/net/softnic/rte_eth_softnic_internals.h @@ -22,6 +22,7 @@ #include #include #include +#include #include "rte_eth_softnic.h" #include "conn.h" @@ -68,6 +69,24 @@ struct flow_internals { }; /** + * Meter + */ + +/* MTR meter profile */ +struct softnic_mtr_meter_profile { + TAILQ_ENTRY(softnic_mtr_meter_profile) node; + uint32_t meter_profile_id; + struct rte_mtr_meter_profile params; + uint32_t n_users; +}; + +TAILQ_HEAD(softnic_mtr_meter_profile_list, softnic_mtr_meter_profile); + +struct mtr_internals { + struct softnic_mtr_meter_profile_list meter_profiles; +}; + +/** * MEMPOOL */ struct softnic_mempool_params { @@ -525,6 +544,8 @@ struct pmd_internals { } soft; struct flow_internals flow; + struct mtr_internals mtr; + struct softnic_conn *conn; struct softnic_mempool_list mempool_list; struct softnic_swq_list swq_list; @@ -574,6 +595,16 @@ extern const struct rte_flow_ops pmd_flow_ops; /** * Meter */ +int +softnic_mtr_init(struct pmd_internals *p); + +void +softnic_mtr_free(struct pmd_internals *p); + +struct softnic_mtr_meter_profile * +softnic_mtr_meter_profile_find(struct pmd_internals *p, + uint32_t meter_profile_id); + extern const struct rte_mtr_ops pmd_mtr_ops; /** diff --git a/drivers/net/softnic/rte_eth_softnic_meter.c b/drivers/net/softnic/rte_eth_softnic_meter.c index 0a5409b..1222866 100644 --- a/drivers/net/softnic/rte_eth_softnic_meter.c +++ b/drivers/net/softnic/rte_eth_softnic_meter.c @@ -11,10 +11,130 @@ #include "rte_eth_softnic_internals.h" +int +softnic_mtr_init(struct pmd_internals *p) +{ + /* Initialize meter profiles list */ + TAILQ_INIT(&p->mtr.meter_profiles); + + return 0; +} + +void +softnic_mtr_free(struct pmd_internals *p) +{ + /* Remove meter profiles */ + for ( ; ; ) { + struct softnic_mtr_meter_profile *mp; + + mp = TAILQ_FIRST(&p->mtr.meter_profiles); + if (mp == NULL) + break; + + TAILQ_REMOVE(&p->mtr.meter_profiles, mp, node); + free(mp); + } +} + +struct softnic_mtr_meter_profile * +softnic_mtr_meter_profile_find(struct pmd_internals *p, + uint32_t meter_profile_id) +{ + struct softnic_mtr_meter_profile_list *mpl = &p->mtr.meter_profiles; + struct softnic_mtr_meter_profile *mp; + + TAILQ_FOREACH(mp, mpl, node) + if (meter_profile_id == mp->meter_profile_id) + return mp; + + return NULL; +} + +static int +meter_profile_check(struct rte_eth_dev *dev, + uint32_t meter_profile_id, + struct rte_mtr_meter_profile *profile, + struct rte_mtr_error *error) +{ + struct pmd_internals *p = dev->data->dev_private; + struct softnic_mtr_meter_profile *mp; + + /* Meter profile ID must be valid. */ + if (meter_profile_id == UINT32_MAX) + return -rte_mtr_error_set(error, + EINVAL, + RTE_MTR_ERROR_TYPE_METER_PROFILE_ID, + NULL, + "Meter profile id not valid"); + + /* Meter profile must not exist. */ + mp = softnic_mtr_meter_profile_find(p, meter_profile_id); + if (mp) + return -rte_mtr_error_set(error, + EEXIST, + RTE_MTR_ERROR_TYPE_METER_PROFILE_ID, + NULL, + "Meter prfile already exists"); + + /* Profile must not be NULL. */ + if (profile == NULL) + return -rte_mtr_error_set(error, + EINVAL, + RTE_MTR_ERROR_TYPE_METER_PROFILE, + NULL, + "profile null"); + + /* Traffic metering algorithm : TRTCM_RFC2698 */ + if (profile->alg != RTE_MTR_TRTCM_RFC2698) + return -rte_mtr_error_set(error, + EINVAL, + RTE_MTR_ERROR_TYPE_METER_PROFILE, + NULL, + "Metering alg not supported"); + + return 0; +} + +/* MTR meter profile add */ +static int +pmd_mtr_meter_profile_add(struct rte_eth_dev *dev, + uint32_t meter_profile_id, + struct rte_mtr_meter_profile *profile, + struct rte_mtr_error *error) +{ + struct pmd_internals *p = dev->data->dev_private; + struct softnic_mtr_meter_profile_list *mpl = &p->mtr.meter_profiles; + struct softnic_mtr_meter_profile *mp; + int status; + + /* Check input params */ + status = meter_profile_check(dev, meter_profile_id, profile, error); + if (status) + return status; + + /* Memory allocation */ + mp = calloc(1, sizeof(struct softnic_mtr_meter_profile)); + if (mp == NULL) + return -rte_mtr_error_set(error, + ENOMEM, + RTE_MTR_ERROR_TYPE_UNSPECIFIED, + NULL, + "Memory alloc failed"); + + /* Fill in */ + mp->meter_profile_id = meter_profile_id; + memcpy(&mp->params, profile, sizeof(mp->params)); + + /* Add to list */ + TAILQ_INSERT_TAIL(mpl, mp, node); + + return 0; +} + const struct rte_mtr_ops pmd_mtr_ops = { .capabilities_get = NULL, - .meter_profile_add = NULL, + .meter_profile_add = pmd_mtr_meter_profile_add, .meter_profile_delete = NULL, .create = NULL, -- 2.9.3