Message ID | 20220222102648.4662-1-viacheslavo@nvidia.com (mailing list archive) |
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Headers |
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dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=nvidia.com; Received-SPF: Pass (protection.outlook.com: domain of nvidia.com designates 12.22.5.235 as permitted sender) receiver=protection.outlook.com; client-ip=12.22.5.235; helo=mail.nvidia.com; Received: from mail.nvidia.com (12.22.5.235) by DM6NAM11FT056.mail.protection.outlook.com (10.13.173.99) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.20.4995.20 via Frontend Transport; Tue, 22 Feb 2022 10:27:06 +0000 Received: from rnnvmail201.nvidia.com (10.129.68.8) by DRHQMAIL107.nvidia.com (10.27.9.16) with Microsoft SMTP Server (TLS) id 15.0.1497.18; Tue, 22 Feb 2022 10:27:06 +0000 Received: from nvidia.com (10.126.230.35) by rnnvmail201.nvidia.com (10.129.68.8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.9; Tue, 22 Feb 2022 02:27:04 -0800 From: Viacheslav Ovsiienko <viacheslavo@nvidia.com> To: <dev@dpdk.org> CC: <matan@nvidia.com>, <rasland@nvidia.com> Subject: [PATCH v2 0/4] net/mlx5: support send scheduling for ConnectX-7 Date: Tue, 22 Feb 2022 12:26:44 +0200 Message-ID: <20220222102648.4662-1-viacheslavo@nvidia.com> X-Mailer: git-send-email 2.18.1 In-Reply-To: <20220214085655.22648-2-viacheslavo@nvidia.com> References: <20220214085655.22648-2-viacheslavo@nvidia.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.126.230.35] X-ClientProxiedBy: rnnvmail203.nvidia.com (10.129.68.9) To rnnvmail201.nvidia.com (10.129.68.8) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 904443d6-e430-42ba-d276-08d9f5ede049 X-MS-TrafficTypeDiagnostic: BYAPR12MB3416:EE_ X-Microsoft-Antispam-PRVS: <BYAPR12MB3416385F7C9CD92923E56F03DF3B9@BYAPR12MB3416.namprd12.prod.outlook.com> X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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Series |
net/mlx5: support send scheduling for ConnectX-7
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Message
Slava Ovsiienko
Feb. 22, 2022, 10:26 a.m. UTC
Since the ConnectX-6DX the send scheduling capability is provided.
An application can register the dynamic field and dynamic flags
in mbuf for timestamp and specify the desired moment of time
the packet should sent.
The send scheduling feature over ConnectX-6DX uses the complicated
infrastructure with reference Clock Queue and inter-queue synchronizing
operations. Since ConnectX-7 the new wait descriptor format is
introduced where the timestamp can be promoted to hardware directly.
The patchset adds support for this new hardware option in PMD.
Signed-off-by: Viacheslav Ovsiienko <viacheslavo@nvidia.com>
v1: http://patches.dpdk.org/project/dpdk/cover/20220214085655.22648-1-viacheslavo@nvidia.com/
v2: - fix compilation issues
- rebase
Viacheslav Ovsiienko (4):
common/mlx5: add send on time capability check
net/mlx5: configure Tx queue with send on time offload
net/mlx5: add wait on time support in Tx datapath
doc: update send scheduling mlx5 feature description
doc/guides/nics/mlx5.rst | 5 ++
doc/guides/rel_notes/release_22_03.rst | 6 +++
drivers/common/mlx5/mlx5_devx_cmds.c | 1 +
drivers/common/mlx5/mlx5_devx_cmds.h | 1 +
drivers/common/mlx5/mlx5_prm.h | 27 +++++++++-
drivers/net/mlx5/linux/mlx5_verbs.c | 4 ++
drivers/net/mlx5/mlx5.h | 3 ++
drivers/net/mlx5/mlx5_devx.c | 2 +
drivers/net/mlx5/mlx5_tx.h | 75 +++++++++++++++++++++++---
drivers/net/mlx5/mlx5_txq.c | 18 ++++++-
10 files changed, 131 insertions(+), 11 deletions(-)
Comments
Hi, > -----Original Message----- > From: Slava Ovsiienko <viacheslavo@nvidia.com> > Sent: Tuesday, February 22, 2022 12:27 PM > To: dev@dpdk.org > Cc: Matan Azrad <matan@nvidia.com>; Raslan Darawsheh > <rasland@nvidia.com> > Subject: [PATCH v2 0/4] net/mlx5: support send scheduling for ConnectX-7 > > Since the ConnectX-6DX the send scheduling capability is provided. > An application can register the dynamic field and dynamic flags in mbuf for > timestamp and specify the desired moment of time the packet should sent. > > The send scheduling feature over ConnectX-6DX uses the complicated > infrastructure with reference Clock Queue and inter-queue synchronizing > operations. Since ConnectX-7 the new wait descriptor format is introduced > where the timestamp can be promoted to hardware directly. > The patchset adds support for this new hardware option in PMD. > > Signed-off-by: Viacheslav Ovsiienko <viacheslavo@nvidia.com> > > v1: http://patches.dpdk.org/project/dpdk/cover/20220214085655.22648-1- > viacheslavo@nvidia.com/ > v2: - fix compilation issues > - rebase > > Viacheslav Ovsiienko (4): > common/mlx5: add send on time capability check > net/mlx5: configure Tx queue with send on time offload > net/mlx5: add wait on time support in Tx datapath > doc: update send scheduling mlx5 feature description > > doc/guides/nics/mlx5.rst | 5 ++ > doc/guides/rel_notes/release_22_03.rst | 6 +++ > drivers/common/mlx5/mlx5_devx_cmds.c | 1 + > drivers/common/mlx5/mlx5_devx_cmds.h | 1 + > drivers/common/mlx5/mlx5_prm.h | 27 +++++++++- > drivers/net/mlx5/linux/mlx5_verbs.c | 4 ++ > drivers/net/mlx5/mlx5.h | 3 ++ > drivers/net/mlx5/mlx5_devx.c | 2 + > drivers/net/mlx5/mlx5_tx.h | 75 +++++++++++++++++++++++--- > drivers/net/mlx5/mlx5_txq.c | 18 ++++++- > 10 files changed, 131 insertions(+), 11 deletions(-) > > -- > 2.18.1 Series applied to next-net-mlx, Kindest regards, Raslan Darawsheh