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{ "id": 29480, "url": "https://patches.dpdk.org/api/patches/29480/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/1506955841-19683-1-git-send-email-rasland@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": "<1506955841-19683-1-git-send-email-rasland@mellanox.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1506955841-19683-1-git-send-email-rasland@mellanox.com", "date": "2017-10-02T14:50:39", "name": "[dpdk-dev,1/3] ethdev: add Rx HW timestamp capability", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "aa5e79d4b1770462b87375d6302beca326127a31", "submitter": { "id": 513, "url": "https://patches.dpdk.org/api/people/513/?format=api", "name": "Raslan Darawsheh", "email": "rasland@mellanox.com" }, "delegate": null, "mbox": "https://patches.dpdk.org/project/dpdk/patch/1506955841-19683-1-git-send-email-rasland@mellanox.com/mbox/", "series": [], "comments": "https://patches.dpdk.org/api/patches/29480/comments/", "check": "fail", "checks": "https://patches.dpdk.org/api/patches/29480/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 [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 986231B245;\n\tMon, 2 Oct 2017 16:50:55 +0200 (CEST)", "from EUR01-DB5-obe.outbound.protection.outlook.com\n\t(mail-db5eur01on0059.outbound.protection.outlook.com [104.47.2.59])\n\tby dpdk.org (Postfix) with ESMTP id C81791B239\n\tfor <dev@dpdk.org>; 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PCL:0;\n\tRULEID:(100000700101)(100105000095)(100000701101)(100105300095)(100000702101)(100105100095)(6040450)(2401047)(8121501046)(5005006)(100000703101)(100105400095)(93006095)(93001095)(10201501046)(3002001)(6055026)(6041248)(20161123562025)(201703131423075)(201702281528075)(201703061421075)(201703061406153)(20161123564025)(20161123558100)(20161123555025)(20161123560025)(6072148)(201708071742011)(100000704101)(100105200095)(100000705101)(100105500095);\n\tSRVR:AM2PR05MB1217; BCL:0; PCL:0;\n\tRULEID:(100000800101)(100110000095)(100000801101)(100110300095)(100000802101)(100110100095)(100000803101)(100110400095)(100000804101)(100110200095)(100000805101)(100110500095);\n\tSRVR:AM2PR05MB1217; ", "X-Forefront-PRVS": "0448A97BF2", "X-Forefront-Antispam-Report": "SFV:NSPM;\n\tSFS:(10009020)(6009001)(39860400002)(346002)(376002)(199003)(189002)(6306002)(5003940100001)(5660300001)(6666003)(478600001)(50466002)(97736004)(4326008)(55016002)(53936002)(16586007)(21086003)(316002)(48376002)(36756003)(53376002)(33026002)(6116002)(3846002)(16526017)(8936002)(7736002)(47776003)(50226002)(66066001)(105586002)(2906002)(305945005)(107886003)(81156014)(2950100002)(81166006)(25786009)(8676002)(106356001)(68736007)(101416001)(69596002)(50986999)(2361001)(6916009)(76176999)(575784001)(189998001)(86362001)(2351001)(33646002)(966005);\n\tDIR:OUT; SFP:1101; SCL:1; SRVR:AM2PR05MB1217; H:mellanox.com; FPR:;\n\tSPF:None; \n\tPTR:InfoNoRecords; A:1; MX:1; LANG:en; ", "Received-SPF": "None (protection.outlook.com: mellanox.com does not designate\n\tpermitted sender hosts)", "SpamDiagnosticOutput": "1:99", "SpamDiagnosticMetadata": "NSPM", "X-OriginatorOrg": "Mellanox.com", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "02 Oct 2017 14:50:52.4632\n\t(UTC)", "X-MS-Exchange-CrossTenant-FromEntityHeader": "Hosted", "X-MS-Exchange-CrossTenant-Id": "a652971c-7d2e-4d9b-a6a4-d149256f461b", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "AM2PR05MB1217", "Subject": "[dpdk-dev] [PATCH 1/3] ethdev: add Rx HW timestamp capability", "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": "Add a new offload capability flag for Rx HW\ntimestamp and enabling/disabling this via rte_eth_rxmode.\n\nSigned-off-by: Raslan Darawsheh <rasland@mellanox.com>\nAcked-by: Yongseok Koh <yskoh@mellanox.com>\n---\nThis patch should be applied after after this series:\nhttp://dpdk.org/dev/patchwork/patch/29368/\n---\n doc/guides/nics/features.rst | 11 +++++++++++\n lib/librte_ether/rte_ethdev.c | 6 ++++++\n lib/librte_ether/rte_ethdev.h | 5 ++++-\n 3 files changed, 21 insertions(+), 1 deletion(-)", "diff": "diff --git a/doc/guides/nics/features.rst b/doc/guides/nics/features.rst\nindex ba0d19f..fbdd6eb 100644\n--- a/doc/guides/nics/features.rst\n+++ b/doc/guides/nics/features.rst\n@@ -566,6 +566,17 @@ Supports L4 checksum offload.\n * **[provides] rte_eth_dev_info**: ``rx_offload_capa:DEV_RX_OFFLOAD_UDP_CKSUM,DEV_RX_OFFLOAD_TCP_CKSUM``,\n ``tx_offload_capa:DEV_TX_OFFLOAD_UDP_CKSUM,DEV_TX_OFFLOAD_TCP_CKSUM,DEV_TX_OFFLOAD_SCTP_CKSUM``.\n \n+.. _nic_features_hw_timestamp:\n+\n+Timestamp offload\n+-----------------\n+\n+Supports Timestamp.\n+\n+* **[uses] rte_eth_rxconf,rte_eth_rxmode**: ``offloads:DEV_RX_OFFLOAD_TIMESTAMP``.\n+* **[provides] mbuf**: ``mbuf.ol_flags:PKT_RX_TIMESTAMP``.\n+ ``mbuf.timestamp``.\n+ **[provides] rte_eth_dev_info**: ``rx_offload_capa:DEV_RX_OFFLOAD_TIMESTAMP``\n \n .. _nic_features_macsec_offload:\n \ndiff --git a/lib/librte_ether/rte_ethdev.c b/lib/librte_ether/rte_ethdev.c\nindex 9b73d23..c5c5164 100644\n--- a/lib/librte_ether/rte_ethdev.c\n+++ b/lib/librte_ether/rte_ethdev.c\n@@ -715,6 +715,8 @@ rte_eth_convert_rx_offload_bitfield(const struct rte_eth_rxmode *rxmode,\n \t\toffloads |= DEV_RX_OFFLOAD_SCATTER;\n \tif (rxmode->enable_lro == 1)\n \t\toffloads |= DEV_RX_OFFLOAD_TCP_LRO;\n+\tif (rxmode->hw_timestamp == 1)\n+\t\toffloads |= DEV_RX_OFFLOAD_TIMESTAMP;\n \n \t*rx_offloads = offloads;\n }\n@@ -763,6 +765,10 @@ rte_eth_convert_rx_offloads(const uint64_t rx_offloads,\n \t\trxmode->enable_lro = 1;\n \telse\n \t\trxmode->enable_lro = 0;\n+\tif (rx_offloads & DEV_RX_OFFLOAD_TIMESTAMP)\n+\t\trxmode->hw_timestamp = 1;\n+\telse\n+\t\trxmode->hw_timestamp = 0;\n }\n \n int\ndiff --git a/lib/librte_ether/rte_ethdev.h b/lib/librte_ether/rte_ethdev.h\nindex ffd2ee5..bd63730 100644\n--- a/lib/librte_ether/rte_ethdev.h\n+++ b/lib/librte_ether/rte_ethdev.h\n@@ -368,7 +368,8 @@ struct rte_eth_rxmode {\n \t\tjumbo_frame : 1, /**< Jumbo Frame Receipt enable. */\n \t\thw_strip_crc : 1, /**< Enable CRC stripping by hardware. */\n \t\tenable_scatter : 1, /**< Enable scatter packets rx handler */\n-\t\tenable_lro : 1; /**< Enable LRO */\n+\t\tenable_lro : 1, /**< Enable LRO */\n+\t\thw_timestamp\t : 1; /**< Enable HW timestamp */\n };\n \n /**\n@@ -924,6 +925,8 @@ struct rte_eth_conf {\n #define DEV_RX_OFFLOAD_QINQ_STRIP 0x00000020\n #define DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM 0x00000040\n #define DEV_RX_OFFLOAD_MACSEC_STRIP 0x00000080\n+#define DEV_RX_OFFLOAD_TIMESTAMP 0x00000100\n+/**< Device delivers timestamp of packet arrival. */\n \n /**\n * TX offload capabilities of a device.\n", "prefixes": [ "dpdk-dev", "1/3" ] }