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GET /api/patches/122729/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 122729,
    "url": "http://patchwork.dpdk.org/api/patches/122729/?format=api",
    "web_url": "http://patchwork.dpdk.org/project/dpdk/patch/20230131093346.1261066-4-valex@nvidia.com/",
    "project": {
        "id": 1,
        "url": "http://patchwork.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": "<20230131093346.1261066-4-valex@nvidia.com>",
    "list_archive_url": "https://inbox.dpdk.org/dev/20230131093346.1261066-4-valex@nvidia.com",
    "date": "2023-01-31T09:33:32",
    "name": "[v1,03/16] net/mlx5/hws: support GTA WQE write using FW command",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": true,
    "hash": "dabfb989f267c8207e2ea5fc9cb6c1aee37db738",
    "submitter": {
        "id": 2858,
        "url": "http://patchwork.dpdk.org/api/people/2858/?format=api",
        "name": "Alex Vesker",
        "email": "valex@nvidia.com"
    },
    "delegate": {
        "id": 3268,
        "url": "http://patchwork.dpdk.org/api/users/3268/?format=api",
        "username": "rasland",
        "first_name": "Raslan",
        "last_name": "Darawsheh",
        "email": "rasland@nvidia.com"
    },
    "mbox": "http://patchwork.dpdk.org/project/dpdk/patch/20230131093346.1261066-4-valex@nvidia.com/mbox/",
    "series": [
        {
            "id": 26709,
            "url": "http://patchwork.dpdk.org/api/series/26709/?format=api",
            "web_url": "http://patchwork.dpdk.org/project/dpdk/list/?series=26709",
            "date": "2023-01-31T09:33:29",
            "name": "net/mlx5/hws: support range and partial hash matching",
            "version": 1,
            "mbox": "http://patchwork.dpdk.org/series/26709/mbox/"
        }
    ],
    "comments": "http://patchwork.dpdk.org/api/patches/122729/comments/",
    "check": "success",
    "checks": "http://patchwork.dpdk.org/api/patches/122729/checks/",
    "tags": {},
    "related": [],
    "headers": {
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        "From": "Alex Vesker <valex@nvidia.com>",
        "To": "<valex@nvidia.com>, <viacheslavo@nvidia.com>, <thomas@monjalon.net>,\n \"Matan Azrad\" <matan@nvidia.com>",
        "CC": "<dev@dpdk.org>, <orika@nvidia.com>",
        "Subject": "[v1 03/16] net/mlx5/hws: support GTA WQE write using FW command",
        "Date": "Tue, 31 Jan 2023 11:33:32 +0200",
        "Message-ID": "<20230131093346.1261066-4-valex@nvidia.com>",
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    },
    "content": "The generate WQE command is used as an interface to writing GTA\nWQEs with fields that are not supported in current HW, for example\nextended match definer.\n\nSigned-off-by: Alex Vesker <valex@nvidia.com>\n---\n drivers/common/mlx5/mlx5_prm.h    | 27 +++++++++++++++++-\n drivers/net/mlx5/hws/mlx5dr_cmd.c | 47 +++++++++++++++++++++++++++++++\n drivers/net/mlx5/hws/mlx5dr_cmd.h | 13 +++++++++\n 3 files changed, 86 insertions(+), 1 deletion(-)",
    "diff": "diff --git a/drivers/common/mlx5/mlx5_prm.h b/drivers/common/mlx5/mlx5_prm.h\nindex 9294f65e24..d4d8ddcd2a 100644\n--- a/drivers/common/mlx5/mlx5_prm.h\n+++ b/drivers/common/mlx5/mlx5_prm.h\n@@ -1141,6 +1141,7 @@ enum {\n \tMLX5_CMD_QUERY_REGEX_REGISTERS = 0xb07,\n \tMLX5_CMD_OP_ACCESS_REGISTER_USER = 0xb0c,\n \tMLX5_CMD_OP_ALLOW_OTHER_VHCA_ACCESS = 0xb16,\n+\tMLX5_CMD_OP_GENERATE_WQE = 0xb17,\n };\n \n enum {\n@@ -2159,7 +2160,8 @@ struct mlx5_ifc_cmd_hca_cap_2_bits {\n \tu8 format_select_dw_gtpu_dw_1[0x8];\n \tu8 format_select_dw_gtpu_dw_2[0x8];\n \tu8 format_select_dw_gtpu_first_ext_dw_0[0x8];\n-\tu8 reserved_at_2a0[0x560];\n+\tu8 generate_wqe_type[0x20];\n+\tu8 reserved_at_2c0[0x540];\n };\n \n struct mlx5_ifc_esw_cap_bits {\n@@ -3529,6 +3531,29 @@ struct mlx5_ifc_create_alias_obj_in_bits {\n \tstruct mlx5_ifc_alias_context_bits alias_ctx;\n };\n \n+struct mlx5_ifc_generate_wqe_in_bits {\n+\tu8 opcode[0x10];\n+\tu8 uid[0x10];\n+\tu8 reserved_at_20[0x10];\n+\tu8 op_mode[0x10];\n+\tu8 reserved_at_40[0x40];\n+\tu8 reserved_at_80[0x8];\n+\tu8 pdn[0x18];\n+\tu8 reserved_at_a0[0x160];\n+\tu8 wqe_ctrl[0x80];\n+\tu8 wqe_gta_ctrl[0x180];\n+\tu8 wqe_gta_data_0[0x200];\n+\tu8 wqe_gta_data_1[0x200];\n+};\n+\n+struct mlx5_ifc_generate_wqe_out_bits {\n+\tu8 status[0x8];\n+\tu8 reserved_at_8[0x18];\n+\tu8 syndrome[0x20];\n+\tu8 reserved_at_40[0x1c0];\n+\tu8 cqe_data[0x200];\n+};\n+\n enum {\n \tMLX5_CRYPTO_KEY_SIZE_128b = 0x0,\n \tMLX5_CRYPTO_KEY_SIZE_256b = 0x1,\ndiff --git a/drivers/net/mlx5/hws/mlx5dr_cmd.c b/drivers/net/mlx5/hws/mlx5dr_cmd.c\nindex 32378673cf..c648eacd03 100644\n--- a/drivers/net/mlx5/hws/mlx5dr_cmd.c\n+++ b/drivers/net/mlx5/hws/mlx5dr_cmd.c\n@@ -795,6 +795,53 @@ mlx5dr_cmd_alias_obj_create(struct ibv_context *ctx,\n \treturn devx_obj;\n }\n \n+int mlx5dr_cmd_generate_wqe(struct ibv_context *ctx,\n+\t\t\t    struct mlx5dr_cmd_generate_wqe_attr *attr,\n+\t\t\t    struct mlx5_cqe64 *ret_cqe)\n+{\n+\tuint32_t out[MLX5_ST_SZ_DW(generate_wqe_out)] = {0};\n+\tuint32_t in[MLX5_ST_SZ_DW(generate_wqe_in)] = {0};\n+\tuint8_t status;\n+\tvoid *ptr;\n+\tint ret;\n+\n+\tMLX5_SET(generate_wqe_in, in, opcode, MLX5_CMD_OP_GENERATE_WQE);\n+\tMLX5_SET(generate_wqe_in, in, pdn, attr->pdn);\n+\n+\tptr = MLX5_ADDR_OF(generate_wqe_in, in, wqe_ctrl);\n+\tmemcpy(ptr, attr->wqe_ctrl, MLX5_FLD_SZ_BYTES(generate_wqe_in, wqe_ctrl));\n+\n+\tptr = MLX5_ADDR_OF(generate_wqe_in, in, wqe_gta_ctrl);\n+\tmemcpy(ptr, attr->gta_ctrl, MLX5_FLD_SZ_BYTES(generate_wqe_in, wqe_gta_ctrl));\n+\n+\tptr = MLX5_ADDR_OF(generate_wqe_in, in, wqe_gta_data_0);\n+\tmemcpy(ptr, attr->gta_data_0, MLX5_FLD_SZ_BYTES(generate_wqe_in, wqe_gta_data_0));\n+\n+\tif (attr->gta_data_1) {\n+\t\tptr = MLX5_ADDR_OF(generate_wqe_in, in, wqe_gta_data_1);\n+\t\tmemcpy(ptr, attr->gta_data_1, MLX5_FLD_SZ_BYTES(generate_wqe_in, wqe_gta_data_1));\n+\t}\n+\n+\tret = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in), out, sizeof(out));\n+\tif (ret) {\n+\t\tDR_LOG(ERR, \"Failed to write GTA WQE using FW\");\n+\t\trte_errno = errno;\n+\t\treturn rte_errno;\n+\t}\n+\n+\tstatus = MLX5_GET(generate_wqe_out, out, status);\n+\tif (status) {\n+\t\tDR_LOG(ERR, \"Invalid FW CQE status %d\", status);\n+\t\trte_errno = EINVAL;\n+\t\treturn rte_errno;\n+\t}\n+\n+\tptr = MLX5_ADDR_OF(generate_wqe_out, out, cqe_data);\n+\tmemcpy(ret_cqe, ptr, sizeof(*ret_cqe));\n+\n+\treturn 0;\n+}\n+\n int mlx5dr_cmd_query_caps(struct ibv_context *ctx,\n \t\t\t  struct mlx5dr_cmd_query_caps *caps)\n {\ndiff --git a/drivers/net/mlx5/hws/mlx5dr_cmd.h b/drivers/net/mlx5/hws/mlx5dr_cmd.h\nindex 468557ba16..3689d09897 100644\n--- a/drivers/net/mlx5/hws/mlx5dr_cmd.h\n+++ b/drivers/net/mlx5/hws/mlx5dr_cmd.h\n@@ -153,6 +153,14 @@ struct mlx5dr_cmd_query_vport_caps {\n \tuint32_t metadata_c_mask;\n };\n \n+struct mlx5dr_cmd_generate_wqe_attr {\n+\tuint8_t *wqe_ctrl;\n+\tuint8_t *gta_ctrl;\n+\tuint8_t *gta_data_0;\n+\tuint8_t *gta_data_1;\n+\tuint32_t pdn;\n+};\n+\n struct mlx5dr_cmd_query_caps {\n \tuint32_t wire_regc;\n \tuint32_t wire_regc_mask;\n@@ -212,6 +220,11 @@ int\n mlx5dr_cmd_stc_modify(struct mlx5dr_devx_obj *devx_obj,\n \t\t      struct mlx5dr_cmd_stc_modify_attr *stc_attr);\n \n+int\n+mlx5dr_cmd_generate_wqe(struct ibv_context *ctx,\n+\t\t\tstruct mlx5dr_cmd_generate_wqe_attr *attr,\n+\t\t\tstruct mlx5_cqe64 *ret_cqe);\n+\n struct mlx5dr_devx_obj *\n mlx5dr_cmd_ste_create(struct ibv_context *ctx,\n \t\t      struct mlx5dr_cmd_ste_create_attr *ste_attr);\n",
    "prefixes": [
        "v1",
        "03/16"
    ]
}