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GET /api/patches/28321/?format=api
{ "id": 28321, "url": "https://patches.dpdk.org/api/patches/28321/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/810c1d26724f82f0d9fc9d6684dc4b1c62fd5f62.1504508375.git.shahafs@mellanox.com/", "project": { "id": 1, "url": "https://patches.dpdk.org/api/projects/1/?format=api", "name": "DPDK", "link_name": "dpdk", "list_id": "dev.dpdk.org", "list_email": "dev@dpdk.org", "web_url": "http://core.dpdk.org", "scm_url": "git://dpdk.org/dpdk", "webscm_url": "http://git.dpdk.org/dpdk", "list_archive_url": "https://inbox.dpdk.org/dev", "list_archive_url_format": "https://inbox.dpdk.org/dev/{}", "commit_url_format": "" }, "msgid": "<810c1d26724f82f0d9fc9d6684dc4b1c62fd5f62.1504508375.git.shahafs@mellanox.com>", "list_archive_url": "https://inbox.dpdk.org/dev/810c1d26724f82f0d9fc9d6684dc4b1c62fd5f62.1504508375.git.shahafs@mellanox.com", "date": "2017-09-04T07:12:18", "name": "[dpdk-dev,4/4] ethdev: add helpers to move to the new offloads API", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "67ed6e94c701d3b6466b37b86896342473b4cbc2", "submitter": { "id": 634, "url": "https://patches.dpdk.org/api/people/634/?format=api", "name": "Shahaf Shuler", "email": "shahafs@mellanox.com" }, "delegate": null, "mbox": "https://patches.dpdk.org/project/dpdk/patch/810c1d26724f82f0d9fc9d6684dc4b1c62fd5f62.1504508375.git.shahafs@mellanox.com/mbox/", "series": [], "comments": "https://patches.dpdk.org/api/patches/28321/comments/", "check": "success", "checks": "https://patches.dpdk.org/api/patches/28321/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@dpdk.org", "Delivered-To": "patchwork@dpdk.org", "Received": [ "from [92.243.14.124] (localhost [IPv6:::1])\n\tby dpdk.org (Postfix) with ESMTP id E726E7D10;\n\tMon, 4 Sep 2017 09:12:33 +0200 (CEST)", "from EUR01-HE1-obe.outbound.protection.outlook.com\n\t(mail-he1eur01on0067.outbound.protection.outlook.com [104.47.0.67])\n\tby dpdk.org (Postfix) with ESMTP id C8D1C7CC5\n\tfor <dev@dpdk.org>; Mon, 4 Sep 2017 09:12:29 +0200 (CEST)", "from mellanox.com (82.166.227.17) by\n\tHE1PR05MB3148.eurprd05.prod.outlook.com (2603:10a6:7:36::18) with\n\tMicrosoft SMTP Server (version=TLS1_2,\n\tcipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384_P256) id 15.20.13.10;\n\tMon, 4 Sep 2017 07:12:28 +0000" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=Mellanox.com;\n\ts=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version;\n\tbh=IR4/iVzKuMy/PvPk8Fi6J15yEuqSm/DQF17jIQ1Vu80=;\n\tb=W5Ti0/CeuEjzdG3MVmBm+ECuxWTcJIcPJecEv9GRTiwiRzK2LBrcbjwaHTkHyONqMGBA24FORIWbWENxgaV5MlJorLuKdNO8eXapv2i+YdTYngzJbXdTwnWMJj6lEu2p4hCvvF7q7DPHH0jhWnq4g2DLSn4vicgF+mWCAVAwzgI=", "Authentication-Results": "spf=none (sender IP is )\n\tsmtp.mailfrom=shahafs@mellanox.com; ", "From": "Shahaf Shuler <shahafs@mellanox.com>", "To": "thomas@monjalon.net", "Cc": "dev@dpdk.org", "Date": "Mon, 4 Sep 2017 10:12:18 +0300", 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"X-MS-Exchange-CrossTenant-FromEntityHeader": "Hosted", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "HE1PR05MB3148", "Subject": "[dpdk-dev] [PATCH 4/4] ethdev: add helpers to move to the new\n\toffloads API", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<http://dpdk.org/ml/options/dev>,\n\t<mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://dpdk.org/ml/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<http://dpdk.org/ml/listinfo/dev>,\n\t<mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "A new offloads API was introduced by commits:\n\ncommit 121fff673172 (\"ethdev: introduce Rx queue offloads API\")\ncommit 35ac80d92f29 (\"ethdev: introduce Tx queue offloads API\")\n\nIn order to enable the PMDs to support only one of the APIs,\na conversion functions from the old to new API were added.\n\nSigned-off-by: Shahaf Shuler <shahafs@mellanox.com>\n---\n lib/librte_ether/rte_ethdev.c | 99 +++++++++++++++++++++++++++++++++++++-\n 1 file changed, 97 insertions(+), 2 deletions(-)", "diff": "diff --git a/lib/librte_ether/rte_ethdev.c b/lib/librte_ether/rte_ethdev.c\nindex 50f8aa98d..1aa21a129 100644\n--- a/lib/librte_ether/rte_ethdev.c\n+++ b/lib/librte_ether/rte_ethdev.c\n@@ -1006,6 +1006,34 @@ rte_eth_dev_close(uint8_t port_id)\n \tdev->data->tx_queues = NULL;\n }\n \n+/**\n+ * A conversion function from rxmode offloads API to rte_eth_rxq_conf\n+ * offloads API.\n+ */\n+static void\n+rte_eth_convert_rxmode_offloads(struct rte_eth_rxmode *rxmode,\n+\t\t\t\tstruct rte_eth_rxq_conf *rxq_conf)\n+{\n+\tif (rxmode->header_split == 1)\n+\t\trxq_conf->offloads |= DEV_RX_OFFLOAD_HEADER_SPLIT;\n+\tif (rxmode->hw_ip_checksum == 1)\n+\t\trxq_conf->offloads |= DEV_RX_OFFLOAD_CHECKSUM;\n+\tif (rxmode->hw_vlan_filter == 1)\n+\t\trxq_conf->offloads |= DEV_RX_OFFLOAD_VLAN_FILTER;\n+\tif (rxmode->hw_vlan_strip == 1)\n+\t\trxq_conf->offloads |= DEV_RX_OFFLOAD_VLAN_STRIP;\n+\tif (rxmode->hw_vlan_extend == 1)\n+\t\trxq_conf->offloads |= DEV_RX_OFFLOAD_VLAN_EXTEND;\n+\tif (rxmode->jumbo_frame == 1)\n+\t\trxq_conf->offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME;\n+\tif (rxmode->hw_strip_crc == 1)\n+\t\trxq_conf->offloads |= DEV_RX_OFFLOAD_CRC_STRIP;\n+\tif (rxmode->enable_scatter == 1)\n+\t\trxq_conf->offloads |= DEV_RX_OFFLOAD_SCATTER;\n+\tif (rxmode->enable_lro == 1)\n+\t\trxq_conf->offloads |= DEV_RX_OFFLOAD_TCP_LRO;\n+}\n+\n int\n rte_eth_rx_queue_setup(uint8_t port_id, uint16_t rx_queue_id,\n \t\t uint16_t nb_rx_desc, unsigned int socket_id,\n@@ -1016,6 +1044,8 @@ rte_eth_rx_queue_setup(uint8_t port_id, uint16_t rx_queue_id,\n \tuint32_t mbp_buf_size;\n \tstruct rte_eth_dev *dev;\n \tstruct rte_eth_dev_info dev_info;\n+\tstruct rte_eth_rxq_conf rxq_trans_conf;\n+\t/* Holds translated configuration to be passed to the PMD */\n \tvoid **rxq;\n \n \tRTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);\n@@ -1062,6 +1092,11 @@ rte_eth_rx_queue_setup(uint8_t port_id, uint16_t rx_queue_id,\n \t\treturn -EINVAL;\n \t}\n \n+\tif ((!(dev->data->dev_flags & RTE_ETH_DEV_RXQ_OFFLOAD)) &&\n+\t (dev->data->dev_conf.rxmode.ignore_offloads == 1)) {\n+\t\treturn -ENOTSUP;\n+\t}\n+\n \tif (nb_rx_desc > dev_info.rx_desc_lim.nb_max ||\n \t\t\tnb_rx_desc < dev_info.rx_desc_lim.nb_min ||\n \t\t\tnb_rx_desc % dev_info.rx_desc_lim.nb_align != 0) {\n@@ -1086,8 +1121,15 @@ rte_eth_rx_queue_setup(uint8_t port_id, uint16_t rx_queue_id,\n \tif (rx_conf == NULL)\n \t\trx_conf = &dev_info.default_rxconf;\n \n+\trxq_trans_conf = *rx_conf;\n+\tif ((dev->data->dev_flags & RTE_ETH_DEV_RXQ_OFFLOAD) &&\n+\t (dev->data->dev_conf.rxmode.ignore_offloads == 0)) {\n+\t\trte_eth_convert_rxmode_offloads(&dev->data->dev_conf.rxmode,\n+\t\t\t\t\t\t&rxq_trans_conf);\n+\t}\n+\n \tret = (*dev->dev_ops->rx_queue_setup)(dev, rx_queue_id, nb_rx_desc,\n-\t\t\t\t\t socket_id, rx_conf, mp);\n+\t\t\t\t\t socket_id, &rxq_trans_conf, mp);\n \tif (!ret) {\n \t\tif (!dev->data->min_rx_buf_size ||\n \t\t dev->data->min_rx_buf_size > mbp_buf_size)\n@@ -1097,6 +1139,49 @@ rte_eth_rx_queue_setup(uint8_t port_id, uint16_t rx_queue_id,\n \treturn ret;\n }\n \n+/**\n+ * A conversion function from txq_flags to rte_eth_txq_conf offloads API.\n+ */\n+static void\n+rte_eth_convert_txq_flags(struct rte_eth_txq_conf *txq_conf)\n+{\n+\tuint32_t txq_flags = txq_conf->txq_flags;\n+\tuint64_t *offloads = &txq_conf->offloads;\n+\n+\tif (!(txq_flags & ETH_TXQ_FLAGS_NOMULTSEGS))\n+\t\t*offloads |= DEV_TX_OFFLOAD_MULTI_SEGS;\n+\tif (!(txq_flags & ETH_TXQ_FLAGS_NOVLANOFFL))\n+\t\t*offloads |= DEV_TX_OFFLOAD_VLAN_INSERT;\n+\tif (!(txq_flags & ETH_TXQ_FLAGS_NOXSUMSCTP))\n+\t\t*offloads |= DEV_TX_OFFLOAD_SCTP_CKSUM;\n+\tif (!(txq_flags & ETH_TXQ_FLAGS_NOXSUMUDP))\n+\t\t*offloads |= DEV_TX_OFFLOAD_UDP_CKSUM;\n+\tif (!(txq_flags & ETH_TXQ_FLAGS_NOXSUMTCP))\n+\t\t*offloads |= DEV_TX_OFFLOAD_TCP_CKSUM;\n+}\n+\n+/**\n+ * A conversion function between rte_eth_txq_conf offloads API to txq_flags\n+ * offloads API.\n+ */\n+static void\n+rte_eth_convert_txq_offloads(struct rte_eth_txq_conf *txq_conf)\n+{\n+\tuint32_t *txq_flags = &txq_conf->txq_flags;\n+\tuint64_t offloads = txq_conf->offloads;\n+\n+\tif (!(offloads & DEV_TX_OFFLOAD_MULTI_SEGS))\n+\t\t*txq_flags |= ETH_TXQ_FLAGS_NOMULTSEGS;\n+\tif (!(offloads & DEV_TX_OFFLOAD_VLAN_INSERT))\n+\t\t*txq_flags |= ETH_TXQ_FLAGS_NOVLANOFFL;\n+\tif (!(offloads & DEV_TX_OFFLOAD_SCTP_CKSUM))\n+\t\t*txq_flags |= ETH_TXQ_FLAGS_NOXSUMSCTP;\n+\tif (!(offloads & DEV_TX_OFFLOAD_UDP_CKSUM))\n+\t\t*txq_flags |= ETH_TXQ_FLAGS_NOXSUMUDP;\n+\tif (!(offloads & DEV_TX_OFFLOAD_TCP_CKSUM))\n+\t\t*txq_flags |= ETH_TXQ_FLAGS_NOXSUMTCP;\n+}\n+\n int\n rte_eth_tx_queue_setup(uint8_t port_id, uint16_t tx_queue_id,\n \t\t uint16_t nb_tx_desc, unsigned int socket_id,\n@@ -1104,6 +1189,8 @@ rte_eth_tx_queue_setup(uint8_t port_id, uint16_t tx_queue_id,\n {\n \tstruct rte_eth_dev *dev;\n \tstruct rte_eth_dev_info dev_info;\n+\tstruct rte_eth_txq_conf txq_trans_conf;\n+\t/* Holds translated configuration to be passed to the PMD */\n \tvoid **txq;\n \n \tRTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);\n@@ -1148,8 +1235,16 @@ rte_eth_tx_queue_setup(uint8_t port_id, uint16_t tx_queue_id,\n \tif (tx_conf == NULL)\n \t\ttx_conf = &dev_info.default_txconf;\n \n+\ttxq_trans_conf = *tx_conf;\n+\tif ((dev->data->dev_flags & RTE_ETH_DEV_TXQ_OFFLOAD) &&\n+\t (!(tx_conf->txq_flags & ETH_TXQ_FLAGS_IGNORE)))\n+\t\trte_eth_convert_txq_flags(&txq_trans_conf);\n+\telse if (!(dev->data->dev_flags & RTE_ETH_DEV_TXQ_OFFLOAD) &&\n+\t\t (tx_conf->txq_flags & ETH_TXQ_FLAGS_IGNORE))\n+\t\trte_eth_convert_txq_offloads(&txq_trans_conf);\n+\n \treturn (*dev->dev_ops->tx_queue_setup)(dev, tx_queue_id, nb_tx_desc,\n-\t\t\t\t\t socket_id, tx_conf);\n+\t\t\t\t\t socket_id, &txq_trans_conf);\n }\n \n void\n", "prefixes": [ "dpdk-dev", "4/4" ] }