Adding support for connection tracking ASO creation via Devx command.
Right now only bulk creation is supported.
By default, the objects with zero contents will be created. Before
using a single object, the modification via posting a WQE to the ASO
CT SQ is needed.
Signed-off-by: Bing Zhao <bi...@nvidia.com>
Acked-by: Viacheslav Ovsiienko <viachesl...@nvidia.com>
---
drivers/common/mlx5/mlx5_devx_cmds.c | 50 ++++++++++++++++++++++++++++
drivers/common/mlx5/mlx5_devx_cmds.h | 4 +++
drivers/common/mlx5/version.map | 1 +
3 files changed, 55 insertions(+)
diff --git a/drivers/common/mlx5/mlx5_devx_cmds.c
b/drivers/common/mlx5/mlx5_devx_cmds.c
index 7a0efa59e5..3f89796eb4 100644
--- a/drivers/common/mlx5/mlx5_devx_cmds.c
+++ b/drivers/common/mlx5/mlx5_devx_cmds.c
@@ -2255,6 +2255,56 @@ mlx5_devx_cmd_create_flow_meter_aso_obj(void *ctx,
uint32_t pd,
return flow_meter_aso_obj;
}
+/*
+ * Create general object of type CONN_TRACK_OFFLOAD using DevX API.
+ *
+ * @param[in] ctx
+ * Context returned from mlx5 open_device() glue function.
+ * @param [in] pd
+ * PD value to associate the CONN_TRACK_OFFLOAD ASO object with.
+ * @param [in] log_obj_size
+ * log_obj_size to allocate its power of 2 * objects
+ * in one CONN_TRACK_OFFLOAD bulk allocation.
+ *
+ * @return
+ * The DevX object created, NULL otherwise and rte_errno is set.
+ */
+struct mlx5_devx_obj *
+mlx5_devx_cmd_create_conn_track_offload_obj(void *ctx, uint32_t pd,
+ uint32_t log_obj_size)
+{
+ uint32_t in[MLX5_ST_SZ_DW(create_conn_track_aso_in)] = {0};
+ uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)];
+ struct mlx5_devx_obj *ct_aso_obj;
+ void *ptr;
+
+ ct_aso_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*ct_aso_obj),
+ 0, SOCKET_ID_ANY);
+ if (!ct_aso_obj) {
+ DRV_LOG(ERR, "Failed to allocate CONN_TRACK_OFFLOAD object.");
+ rte_errno = ENOMEM;
+ return NULL;
+ }
+ ptr = MLX5_ADDR_OF(create_conn_track_aso_in, in, hdr);
+ MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
+ MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
+ MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
+ MLX5_GENERAL_OBJ_TYPE_CONN_TRACK_OFFLOAD);
+ MLX5_SET(general_obj_in_cmd_hdr, ptr, log_obj_range, log_obj_size);
+ ptr = MLX5_ADDR_OF(create_conn_track_aso_in, in, conn_track_offload);
+ MLX5_SET(conn_track_offload, ptr, conn_track_aso_access_pd, pd);
+ ct_aso_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
+ out, sizeof(out));
+ if (!ct_aso_obj->obj) {
+ rte_errno = errno;
+ DRV_LOG(ERR, "Failed to create CONN_TRACK_OFFLOAD obj by using
DevX.");
+ mlx5_free(ct_aso_obj);
+ return NULL;
+ }
+ ct_aso_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
+ return ct_aso_obj;
+}
+
/**
* Create general object of type GENEVE TLV option using DevX API.
*
diff --git a/drivers/common/mlx5/mlx5_devx_cmds.h
b/drivers/common/mlx5/mlx5_devx_cmds.h
index e6f9b90293..58dc123778 100644
--- a/drivers/common/mlx5/mlx5_devx_cmds.h
+++ b/drivers/common/mlx5/mlx5_devx_cmds.h
@@ -570,6 +570,10 @@ struct mlx5_devx_obj
*mlx5_devx_cmd_queue_counter_alloc(void *ctx);
__rte_internal
int mlx5_devx_cmd_queue_counter_query(struct mlx5_devx_obj *dcs, int clear,
uint32_t *out_of_buffers);
+__rte_internal
+struct mlx5_devx_obj *mlx5_devx_cmd_create_conn_track_offload_obj(void *ctx,
+ uint32_t pd, uint32_t log_obj_size);
+
/**
* Create general object of type FLOW_METER_ASO using DevX API..
*
diff --git a/drivers/common/mlx5/version.map b/drivers/common/mlx5/version.map
index 18dc96276d..4bbcba5b8e 100644
--- a/drivers/common/mlx5/version.map
+++ b/drivers/common/mlx5/version.map
@@ -13,6 +13,7 @@ INTERNAL {
mlx5_dev_to_pci_addr; # WINDOWS_NO_EXPORT
mlx5_devx_cmd_alloc_pd;
+ mlx5_devx_cmd_create_conn_track_offload_obj;
mlx5_devx_cmd_create_cq;
mlx5_devx_cmd_create_flex_parser;
mlx5_devx_cmd_create_qp;
--
2.26.2
