From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id C2BC9A04B4; Wed, 26 Aug 2020 17:16:41 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 42D321C0CE; Wed, 26 Aug 2020 17:15:16 +0200 (CEST) Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by dpdk.org (Postfix) with ESMTP id E3C071B94F for ; Wed, 26 Aug 2020 17:15:04 +0200 (CEST) IronPort-SDR: UlBZ8Qp1kKIkQMMJyXcsHjrDxV2jwK8xEzjQNFeAs/X5oiCIYMMY8XJ8NpIs1qpOtBbs2ZoCK8 7FKnKNvHAdFA== X-IronPort-AV: E=McAfee;i="6000,8403,9725"; a="153879512" X-IronPort-AV: E=Sophos;i="5.76,356,1592895600"; d="scan'208";a="153879512" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga004.jf.intel.com ([10.7.209.38]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Aug 2020 08:14:56 -0700 IronPort-SDR: g+O07hmwE0h6wpOmnCecjzv3Ci9mjZRE5IoAtVgdZVsZk4xE+JutwDKt2ya3ItkAc0Eicqz3kx wPgW2DaxMPpg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.76,356,1592895600"; d="scan'208";a="444081279" Received: from silpixa00400573.ir.intel.com (HELO silpixa00400573.ger.corp.intel.com) ([10.237.223.107]) by orsmga004.jf.intel.com with ESMTP; 26 Aug 2020 08:14:55 -0700 From: Cristian Dumitrescu To: dev@dpdk.org Date: Wed, 26 Aug 2020 16:14:13 +0100 Message-Id: <20200826151445.51500-9-cristian.dumitrescu@intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200826151445.51500-1-cristian.dumitrescu@intel.com> References: <20200826151445.51500-1-cristian.dumitrescu@intel.com> Subject: [dpdk-dev] [PATCH 08/40] pipeline: add pipeline instructions X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" The pipeline instructions represent the main program that defines the life of the packet. As packets go through tables that trigger action subroutines, the headers and meta-data get transformed along the way. Signed-off-by: Cristian Dumitrescu --- lib/librte_pipeline/rte_pipeline_version.map | 1 + lib/librte_pipeline/rte_swx_pipeline.c | 36 ++++++++++++++++++++ lib/librte_pipeline/rte_swx_pipeline.h | 20 +++++++++++ 3 files changed, 57 insertions(+) diff --git a/lib/librte_pipeline/rte_pipeline_version.map b/lib/librte_pipeline/rte_pipeline_version.map index b9e59bce2..7139df0d3 100644 --- a/lib/librte_pipeline/rte_pipeline_version.map +++ b/lib/librte_pipeline/rte_pipeline_version.map @@ -70,6 +70,7 @@ EXPERIMENTAL { rte_swx_pipeline_action_config; rte_swx_pipeline_table_type_register; rte_swx_pipeline_table_config; + rte_swx_pipeline_instructions_config; rte_swx_pipeline_build; rte_swx_pipeline_free; rte_swx_pipeline_table_state_get; diff --git a/lib/librte_pipeline/rte_swx_pipeline.c b/lib/librte_pipeline/rte_swx_pipeline.c index 43cdb0f7c..464f9faf8 100644 --- a/lib/librte_pipeline/rte_swx_pipeline.c +++ b/lib/librte_pipeline/rte_swx_pipeline.c @@ -274,6 +274,10 @@ struct thread { /* Extern objects and functions. */ struct extern_obj_runtime *extern_objs; struct extern_func_runtime *extern_funcs; + + /* Instructions. */ + struct instruction *ip; + struct instruction *ret; }; #ifndef RTE_SWX_PIPELINE_THREADS_MAX @@ -300,6 +304,7 @@ struct rte_swx_pipeline { struct port_out_runtime *out; struct instruction **action_instructions; struct rte_swx_table_state *table_state; + struct instruction *instructions; struct thread threads[RTE_SWX_PIPELINE_THREADS_MAX]; uint32_t n_structs; @@ -310,6 +315,7 @@ struct rte_swx_pipeline { uint32_t n_actions; uint32_t n_tables; uint32_t n_headers; + uint32_t n_instructions; int build_done; int numa_node; }; @@ -1424,6 +1430,12 @@ metadata_free(struct rte_swx_pipeline *p) /* * Instruction. */ +static inline void +thread_ip_reset(struct rte_swx_pipeline *p, struct thread *t) +{ + t->ip = p->instructions; +} + static int instruction_config(struct rte_swx_pipeline *p __rte_unused, struct action *a __rte_unused, @@ -2110,6 +2122,8 @@ rte_swx_pipeline_free(struct rte_swx_pipeline *p) if (!p) return; + free(p->instructions); + table_state_free(p); table_free(p); action_free(p); @@ -2124,6 +2138,28 @@ rte_swx_pipeline_free(struct rte_swx_pipeline *p) free(p); } +int +rte_swx_pipeline_instructions_config(struct rte_swx_pipeline *p, + const char **instructions, + uint32_t n_instructions) +{ + int err; + uint32_t i; + + err = instruction_config(p, NULL, instructions, n_instructions); + if (err) + return err; + + /* Thread instruction pointer reset. */ + for (i = 0; i < RTE_SWX_PIPELINE_THREADS_MAX; i++) { + struct thread *t = &p->threads[i]; + + thread_ip_reset(p, t); + } + + return 0; +} + int rte_swx_pipeline_build(struct rte_swx_pipeline *p) { diff --git a/lib/librte_pipeline/rte_swx_pipeline.h b/lib/librte_pipeline/rte_swx_pipeline.h index d7e3ba1ec..47a0f8dcc 100644 --- a/lib/librte_pipeline/rte_swx_pipeline.h +++ b/lib/librte_pipeline/rte_swx_pipeline.h @@ -495,6 +495,26 @@ rte_swx_pipeline_table_config(struct rte_swx_pipeline *p, const char *args, uint32_t size); +/** + * Pipeline instructions configure + * + * @param[in] p + * Pipeline handle. + * @param[in] instructions + * Pipeline instructions. + * @param[in] n_instructions + * Number of pipeline instructions. + * @return + * 0 on success or the following error codes otherwise: + * -EINVAL: Invalid argument; + * -ENOMEM: Not enough space/cannot allocate memory. + */ +__rte_experimental +int +rte_swx_pipeline_instructions_config(struct rte_swx_pipeline *p, + const char **instructions, + uint32_t n_instructions); + /** * Pipeline build * -- 2.17.1