From patchwork Wed Dec 14 07:04:37 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Naga Harish K, S V" X-Patchwork-Id: 120867 X-Patchwork-Delegate: jerinj@marvell.com Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 98CC5A0543; Wed, 14 Dec 2022 08:04:47 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 5BE66400D6; Wed, 14 Dec 2022 08:04:46 +0100 (CET) Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) by mails.dpdk.org (Postfix) with ESMTP id 5012B4003F for ; Wed, 14 Dec 2022 08:04:45 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1671001485; x=1702537485; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=zS23iQJ5cho6LQlWTy8g3RKWdXXPqRHdGuyM3nJekT8=; b=OjQWx3jzRLGcjayZ9oTt01lNebk3oPP7FMzU86THEjnMNLeVfEY8X1JE 5Pt9hDpQoH05SmaLw1JBPGdt/+/3rKbF/Y7pHOGqsHhA6SEz/QoH5bKdE 3qIrnd/xQU+1KU2uZBVAb5R+r1yhPE1Z8zLFeG5iVZrzRP3XgCqMq8oo8 L+vrl17x7mSQAyEK6i0VdNLvyeLrTthIHGywKcPHWt0rFcNwdCkO4bsjR KidoRlb4ZbQDOzN+FulwtXzK151/1yrlXoeD1Zm3MM/R5RYudKn/CVamU fwac7lrDz2pHpbS2TpdP9go2bGV2z0nlBM32kQYns4P53oC5ycd5kiJtv A==; X-IronPort-AV: E=McAfee;i="6500,9779,10560"; a="301751920" X-IronPort-AV: E=Sophos;i="5.96,243,1665471600"; d="scan'208";a="301751920" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Dec 2022 23:04:44 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10560"; a="823157540" X-IronPort-AV: E=Sophos;i="5.96,243,1665471600"; d="scan'208";a="823157540" Received: from txandevlnx322.an.intel.com ([10.123.117.44]) by orsmga005.jf.intel.com with ESMTP; 13 Dec 2022 23:04:43 -0800 From: Naga Harish K S V To: jerinj@marvell.com, erik.g.carrillo@intel.com, abhinandan.gujjar@intel.com Cc: dev@dpdk.org, jay.jayatheerthan@intel.com Subject: [PATCH v2 1/4] eventdev/eth_rx: change eventdev reconfig logic Date: Wed, 14 Dec 2022 01:04:37 -0600 Message-Id: <20221214070440.921488-1-s.v.naga.harish.k@intel.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20221214055551.913821-4-s.v.naga.harish.k@intel.com> References: <20221214055551.913821-4-s.v.naga.harish.k@intel.com> MIME-Version: 1.0 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org When rte_event_eth_rx_adapter_create() or rte_event_eth_rx_adapter_create_with_params() is used for creating adapter instance, eventdev is reconfigured with additional ``rte_event_dev_config::nb_event_ports`` parameter. This eventdev reconfig logic is enhanced to increment the ``rte_event_dev_config::nb_single_link_event_port_queues`` parameter if the adapter event port config is of type ``RTE_EVENT_PORT_CFG_SINGLE_LINK``. With this change the application no longer need to configure the eventdev with ``rte_event_dev_config::nb_single_link_event_port_queues`` parameter required for eth_rx adapter when the adapter is created using above mentioned apis. Signed-off-by: Naga Harish K S V --- v2: * Fix build error --- --- .../prog_guide/event_ethernet_rx_adapter.rst | 18 ++++++++++++++++++ lib/eventdev/rte_event_eth_rx_adapter.c | 3 +++ 2 files changed, 21 insertions(+) diff --git a/doc/guides/prog_guide/event_ethernet_rx_adapter.rst b/doc/guides/prog_guide/event_ethernet_rx_adapter.rst index 116c0a27c6..8fc9be0a9d 100644 --- a/doc/guides/prog_guide/event_ethernet_rx_adapter.rst +++ b/doc/guides/prog_guide/event_ethernet_rx_adapter.rst @@ -71,6 +71,24 @@ set to true. The function is passed the event device to be associated with the adapter and port configuration for the adapter to setup an event port if the adapter needs to use a service function. +Event device configuration for service based adapter +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +When rte_event_eth_rx_adapter_create() or +rte_event_eth_rx_adapter_create_with_params() is used for creating +adapter instance, eventdev is reconfigured with additional +``rte_event_dev_config::nb_event_ports`` parameter. +This eventdev reconfig logic also increment the +``rte_event_dev_config::nb_single_link_event_port_queues`` +parameter if the adapter event port config is of type +``RTE_EVENT_PORT_CFG_SINGLE_LINK``. + +So the application is no longer need to configure the +event device with ``rte_event_dev_config::nb_event_ports`` and +``rte_event_dev_config::nb_single_link_event_port_queues`` +parameters required for eth_rx adapter when the adapter is created +using above mentioned apis. + Adding Rx Queues to the Adapter Instance ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ diff --git a/lib/eventdev/rte_event_eth_rx_adapter.c b/lib/eventdev/rte_event_eth_rx_adapter.c index cf7bbd4d69..34aa87379e 100644 --- a/lib/eventdev/rte_event_eth_rx_adapter.c +++ b/lib/eventdev/rte_event_eth_rx_adapter.c @@ -1532,6 +1532,9 @@ rxa_default_conf_cb(uint8_t id, uint8_t dev_id, rte_event_dev_stop(dev_id); port_id = dev_conf.nb_event_ports; dev_conf.nb_event_ports += 1; + if (port_conf->event_port_cfg & RTE_EVENT_PORT_CFG_SINGLE_LINK) + dev_conf.nb_single_link_event_port_queues += 1; + ret = rte_event_dev_configure(dev_id, &dev_conf); if (ret) { RTE_EDEV_LOG_ERR("failed to configure event dev %u\n",