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Tue, 6 Feb 2024 06:40:13 -0800 From: Michael Baum To: CC: Matan Azrad , Dariusz Sosnowski , Raslan Darawsheh , Viacheslav Ovsiienko , Ori Kam , Suanming Mou Subject: [PATCH v1 7/7] net/mlx5: support modify IPv6 flow label field Date: Tue, 6 Feb 2024 16:39:50 +0200 Message-ID: <20240206143950.1499532-8-michaelba@nvidia.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240206143950.1499532-1-michaelba@nvidia.com> References: <20240206143950.1499532-1-michaelba@nvidia.com> MIME-Version: 1.0 X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DS2PEPF0000343B:EE_|SJ2PR12MB7848:EE_ X-MS-Office365-Filtering-Correlation-Id: 01fd0d11-0a47-440c-8a24-08dc27219017 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.117.160; 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Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: DS2PEPF0000343B.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ2PR12MB7848 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 --- 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 272bc9d056..4cb45ba439 100644 --- a/doc/guides/rel_notes/release_24_03.rst +++ b/doc/guides/rel_notes/release_24_03.rst @@ -101,6 +101,7 @@ New Features * Added HW steering support for modify field ``RTE_FLOW_FIELD_ESP_SEQ_NUM`` flow action. * Added HW steering support for modify field ``RTE_FLOW_FIELD_ESP_PROTO`` flow action. * Added HW steering support for modify field ``RTE_FLOW_FIELD_IPV6_TRAFFIC_CLASS`` flow action. + * Added HW steering support for modify field ``RTE_FLOW_FIELD_IPV6_FLOW_LABEL`` flow action. Removed Items diff --git a/drivers/net/mlx5/mlx5_flow_dv.c b/drivers/net/mlx5/mlx5_flow_dv.c index 90ef21d75b..418e0c0998 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 90e3cf2555..90a06e7b44 100644 --- a/drivers/net/mlx5/mlx5_flow_hw.c +++ b/drivers/net/mlx5/mlx5_flow_hw.c @@ -5059,6 +5059,7 @@ flow_hw_validate_modify_field_level(const struct rte_flow_action_modify_data *da 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: