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Mon, 26 Feb 2024 05:46:20 -0800 From: Michael Baum To: CC: Matan Azrad , Dariusz Sosnowski , Raslan Darawsheh , Viacheslav Ovsiienko , Ori Kam , Suanming Mou Subject: [PATCH v3 7/7] net/mlx5: support modify IPv6 flow label field Date: Mon, 26 Feb 2024 15:45:56 +0200 Message-ID: <20240226134556.2985054-8-michaelba@nvidia.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240226134556.2985054-1-michaelba@nvidia.com> References: <20240207155533.1582031-1-michaelba@nvidia.com> <20240226134556.2985054-1-michaelba@nvidia.com> MIME-Version: 1.0 X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BN2PEPF000044A7:EE_|CYXPR12MB9428:EE_ X-MS-Office365-Filtering-Correlation-Id: 01e8308d-6dd5-415c-acc0-08dc36d15c8c X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 0v0K/lMiNncT5qheR34mpalwrivbmvUPeWDcR/mTcexCnO+JbQjBVkHlzaysAqdNDCyDJbKiw3ako+Z7NU/q+jGLAsu0tSjY0PGmzEncWfdd5aK33q9DnH+WGrZIob21hVCEfxcP1IXBzQeKEtmdRtM9gQ1iFKn+iIcIYUOzS68tf3Ub1F9ES5kMcMefd12pBJ9xtDqhI0faLXm9WRRyhIkiSfmIVPjJeh0E0A5/QXztZKZKy/q5QTyq31o/rNHhCsVZ0dO2BaC8wWo+U+cbtLSC81d3ysD8OcUgZ6RHDfj8oor06KjK3MABCBazVmcVSFqYxE9e8uEDAF+oS2bGxOPlimgp1qY+/tUpjF0q35mxL/MCZCYxwOHXyPPSqJj9Ys+XeXmbqcK8Ynp1910bwz5T2vaRDzoiK1R4nqdNu07YvxHdsfI9/k4ZAkfHoXnadhnSJ7kS8PCfAd5P1cld7aepySnAKXA2Invk98FSbM+Twvme8wZ6oAOwFEhfRrNjSSxJ/GX0i52vnWFzaUI/RsqiTeUu8qqZeP2lDsGa1mOqWsu6kJCxQxDsDAY6TayIp5F0mqUPXM58FXjy5HjlSUSzZgxZfc4RvagHbhs5A+b/PzaSR79wJwkATpUyHYXYdFz1CpqoTnlWc/hr3bV6IXxuNxv1nx7MrWuPcE1pT6yUPNcXkwCCPDxU1+OUW2C14ye3bSkHsA0XoKjibbdq8G0nnWSOuHgehojCyvR8TFTzFB2sfxCmJVb5XIHKGjpL X-Forefront-Antispam-Report: CIP:216.228.117.161; CTRY:US; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:mail.nvidia.com; PTR:dc6edge2.nvidia.com; CAT:NONE; SFS:(13230031)(36860700004); DIR:OUT; SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 26 Feb 2024 13:46:40.5586 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 01e8308d-6dd5-415c-acc0-08dc36d15c8c X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a; Ip=[216.228.117.161]; Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BN2PEPF000044A7.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CYXPR12MB9428 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 Add HW steering support for IPv6 flow label field modification. Copy from inner IPv6 flow label field is also supported using "level=2". Signed-off-by: Michael Baum Acked-by: Dariusz Sosnowski --- doc/guides/rel_notes/release_24_03.rst | 1 + drivers/net/mlx5/mlx5_flow_dv.c | 12 ++++++++++++ drivers/net/mlx5/mlx5_flow_hw.c | 1 + 3 files changed, 14 insertions(+) diff --git a/doc/guides/rel_notes/release_24_03.rst b/doc/guides/rel_notes/release_24_03.rst index c2fc22ed66..ff9c6552e4 100644 --- a/doc/guides/rel_notes/release_24_03.rst +++ b/doc/guides/rel_notes/release_24_03.rst @@ -128,6 +128,7 @@ New Features * Added support for modifying IPv4 proto field in HWS flow engine. * Added support for modifying IPsec ESP fields in HWS flow engine. * Added support for modifying IPv6 traffic class field in HWS flow engine. + * Added support for modifying IPv6 flow label field in HWS flow engine. * Added support for matching a random value. * Added support for comparing result between packet fields or value. * Added support for accumulating value of field into another one. diff --git a/drivers/net/mlx5/mlx5_flow_dv.c b/drivers/net/mlx5/mlx5_flow_dv.c index 2c0c8e37f7..75a8a223ab 100644 --- a/drivers/net/mlx5/mlx5_flow_dv.c +++ b/drivers/net/mlx5/mlx5_flow_dv.c @@ -1394,6 +1394,8 @@ mlx5_flow_item_field_width(struct rte_eth_dev *dev, return 32; case RTE_FLOW_FIELD_IPV6_DSCP: return 6; + case RTE_FLOW_FIELD_IPV6_FLOW_LABEL: + return 20; case RTE_FLOW_FIELD_IPV6_TRAFFIC_CLASS: case RTE_FLOW_FIELD_IPV6_HOPLIMIT: case RTE_FLOW_FIELD_IPV6_PROTO: @@ -1806,6 +1808,16 @@ mlx5_flow_field_id_to_modify_info else info[idx].offset = off_be; break; + case RTE_FLOW_FIELD_IPV6_FLOW_LABEL: + MLX5_ASSERT(data->offset + width <= 20); + off_be = 20 - (data->offset + width); + modi_id = CALC_MODI_ID(IPV6_FLOW_LABEL, data->level); + info[idx] = (struct field_modify_info){4, 0, modi_id}; + if (mask) + mask[idx] = flow_modify_info_mask_32(width, off_be); + else + info[idx].offset = off_be; + break; case RTE_FLOW_FIELD_IPV6_PAYLOAD_LEN: MLX5_ASSERT(data->offset + width <= 16); off_be = 16 - (data->offset + width); diff --git a/drivers/net/mlx5/mlx5_flow_hw.c b/drivers/net/mlx5/mlx5_flow_hw.c index 9d4fdb06c1..254273e0fb 100644 --- a/drivers/net/mlx5/mlx5_flow_hw.c +++ b/drivers/net/mlx5/mlx5_flow_hw.c @@ -5068,6 +5068,7 @@ flow_hw_validate_modify_field_level(const struct rte_flow_field_data *data, case RTE_FLOW_FIELD_IPV4_SRC: case RTE_FLOW_FIELD_IPV4_DST: case RTE_FLOW_FIELD_IPV6_TRAFFIC_CLASS: + case RTE_FLOW_FIELD_IPV6_FLOW_LABEL: case RTE_FLOW_FIELD_IPV6_PAYLOAD_LEN: case RTE_FLOW_FIELD_IPV6_HOPLIMIT: case RTE_FLOW_FIELD_IPV6_SRC: