#include "mlx5_common_utils.h"
+/**
+ * Perform read access to the registers. Reads data from register
+ * and writes ones to the specified buffer.
+ *
+ * @param[in] ctx
+ * Context returned from mlx5 open_device() glue function.
+ * @param[in] reg_id
+ * Register identifier according to the PRM.
+ * @param[in] arg
+ * Register access auxiliary parameter according to the PRM.
+ * @param[out] data
+ * Pointer to the buffer to store read data.
+ * @param[in] dw_cnt
+ * Buffer size in double words.
+ *
+ * @return
+ * 0 on success, a negative value otherwise.
+ */
+int
+mlx5_devx_cmd_register_read(void *ctx, uint16_t reg_id, uint32_t arg,
+ uint32_t *data, uint32_t dw_cnt)
+{
+ uint32_t in[MLX5_ST_SZ_DW(access_register_in)] = {0};
+ uint32_t out[MLX5_ST_SZ_DW(access_register_out) +
+ MLX5_ACCESS_REGISTER_DATA_DWORD_MAX] = {0};
+ int status, rc;
+
+ MLX5_ASSERT(data && dw_cnt);
+ MLX5_ASSERT(dw_cnt <= MLX5_ACCESS_REGISTER_DATA_DWORD_MAX);
+ if (dw_cnt > MLX5_ACCESS_REGISTER_DATA_DWORD_MAX) {
+ DRV_LOG(ERR, "Not enough buffer for register read data");
+ return -1;
+ }
+ MLX5_SET(access_register_in, in, opcode,
+ MLX5_CMD_OP_ACCESS_REGISTER_USER);
+ MLX5_SET(access_register_in, in, op_mod,
+ MLX5_ACCESS_REGISTER_IN_OP_MOD_READ);
+ MLX5_SET(access_register_in, in, register_id, reg_id);
+ MLX5_SET(access_register_in, in, argument, arg);
+ rc = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in), out,
+ MLX5_ST_SZ_DW(access_register_out) *
+ sizeof(uint32_t) + dw_cnt);
+ if (rc)
+ goto error;
+ status = MLX5_GET(access_register_out, out, status);
+ if (status) {
+ int syndrome = MLX5_GET(access_register_out, out, syndrome);
+
+ DRV_LOG(DEBUG, "Failed to access NIC register 0x%X, "
+ "status %x, syndrome = %x",
+ reg_id, status, syndrome);
+ return -1;
+ }
+ memcpy(data, &out[MLX5_ST_SZ_DW(access_register_out)],
+ dw_cnt * sizeof(uint32_t));
+ return 0;
+error:
+ rc = (rc > 0) ? -rc : rc;
+ return rc;
+}
+
/**
* Allocate flow counters via devx interface.
*
}
}
+int
+mlx5_devx_cmd_query_parse_samples(struct mlx5_devx_obj *flex_obj,
+ uint32_t ids[], uint32_t num)
+{
+ uint32_t in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {0};
+ uint32_t out[MLX5_ST_SZ_DW(create_flex_parser_out)] = {0};
+ void *hdr = MLX5_ADDR_OF(create_flex_parser_out, in, hdr);
+ void *flex = MLX5_ADDR_OF(create_flex_parser_out, out, flex);
+ void *sample = MLX5_ADDR_OF(parse_graph_flex, flex, sample_table);
+ int ret;
+ uint32_t idx = 0;
+ uint32_t i;
+
+ if (num > MLX5_GRAPH_NODE_SAMPLE_NUM) {
+ rte_errno = EINVAL;
+ DRV_LOG(ERR, "Too many sample IDs to be fetched.");
+ return -rte_errno;
+ }
+ MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
+ MLX5_CMD_OP_QUERY_GENERAL_OBJECT);
+ MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
+ MLX5_GENERAL_OBJ_TYPE_FLEX_PARSE_GRAPH);
+ MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, flex_obj->id);
+ ret = mlx5_glue->devx_obj_query(flex_obj->obj, in, sizeof(in),
+ out, sizeof(out));
+ if (ret) {
+ rte_errno = ret;
+ DRV_LOG(ERR, "Failed to query sample IDs with object %p.",
+ (void *)flex_obj);
+ return -rte_errno;
+ }
+ for (i = 0; i < MLX5_GRAPH_NODE_SAMPLE_NUM; i++) {
+ void *s_off = (void *)((char *)sample + i *
+ MLX5_ST_SZ_BYTES(parse_graph_flow_match_sample));
+ uint32_t en;
+
+ en = MLX5_GET(parse_graph_flow_match_sample, s_off,
+ flow_match_sample_en);
+ if (!en)
+ continue;
+ ids[idx++] = MLX5_GET(parse_graph_flow_match_sample, s_off,
+ flow_match_sample_field_id);
+ }
+ if (num != idx) {
+ rte_errno = EINVAL;
+ DRV_LOG(ERR, "Number of sample IDs are not as expected.");
+ return -rte_errno;
+ }
+ return ret;
+}
+
+
+struct mlx5_devx_obj *
+mlx5_devx_cmd_create_flex_parser(void *ctx,
+ struct mlx5_devx_graph_node_attr *data)
+{
+ uint32_t in[MLX5_ST_SZ_DW(create_flex_parser_in)] = {0};
+ uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
+ void *hdr = MLX5_ADDR_OF(create_flex_parser_in, in, hdr);
+ void *flex = MLX5_ADDR_OF(create_flex_parser_in, in, flex);
+ void *sample = MLX5_ADDR_OF(parse_graph_flex, flex, sample_table);
+ void *in_arc = MLX5_ADDR_OF(parse_graph_flex, flex, input_arc);
+ void *out_arc = MLX5_ADDR_OF(parse_graph_flex, flex, output_arc);
+ struct mlx5_devx_obj *parse_flex_obj = NULL;
+ uint32_t i;
+
+ parse_flex_obj = rte_calloc(__func__, 1, sizeof(*parse_flex_obj), 0);
+ if (!parse_flex_obj) {
+ DRV_LOG(ERR, "Failed to allocate flex parser data");
+ rte_errno = ENOMEM;
+ rte_free(in);
+ return NULL;
+ }
+ MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
+ MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
+ MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
+ MLX5_GENERAL_OBJ_TYPE_FLEX_PARSE_GRAPH);
+ MLX5_SET(parse_graph_flex, flex, header_length_mode,
+ data->header_length_mode);
+ MLX5_SET(parse_graph_flex, flex, header_length_base_value,
+ data->header_length_base_value);
+ MLX5_SET(parse_graph_flex, flex, header_length_field_offset,
+ data->header_length_field_offset);
+ MLX5_SET(parse_graph_flex, flex, header_length_field_shift,
+ data->header_length_field_shift);
+ MLX5_SET(parse_graph_flex, flex, header_length_field_mask,
+ data->header_length_field_mask);
+ for (i = 0; i < MLX5_GRAPH_NODE_SAMPLE_NUM; i++) {
+ struct mlx5_devx_match_sample_attr *s = &data->sample[i];
+ void *s_off = (void *)((char *)sample + i *
+ MLX5_ST_SZ_BYTES(parse_graph_flow_match_sample));
+
+ if (!s->flow_match_sample_en)
+ continue;
+ MLX5_SET(parse_graph_flow_match_sample, s_off,
+ flow_match_sample_en, !!s->flow_match_sample_en);
+ MLX5_SET(parse_graph_flow_match_sample, s_off,
+ flow_match_sample_field_offset,
+ s->flow_match_sample_field_offset);
+ MLX5_SET(parse_graph_flow_match_sample, s_off,
+ flow_match_sample_offset_mode,
+ s->flow_match_sample_offset_mode);
+ MLX5_SET(parse_graph_flow_match_sample, s_off,
+ flow_match_sample_field_offset_mask,
+ s->flow_match_sample_field_offset_mask);
+ MLX5_SET(parse_graph_flow_match_sample, s_off,
+ flow_match_sample_field_offset_shift,
+ s->flow_match_sample_field_offset_shift);
+ MLX5_SET(parse_graph_flow_match_sample, s_off,
+ flow_match_sample_field_base_offset,
+ s->flow_match_sample_field_base_offset);
+ MLX5_SET(parse_graph_flow_match_sample, s_off,
+ flow_match_sample_tunnel_mode,
+ s->flow_match_sample_tunnel_mode);
+ }
+ for (i = 0; i < MLX5_GRAPH_NODE_ARC_NUM; i++) {
+ struct mlx5_devx_graph_arc_attr *ia = &data->in[i];
+ struct mlx5_devx_graph_arc_attr *oa = &data->out[i];
+ void *in_off = (void *)((char *)in_arc + i *
+ MLX5_ST_SZ_BYTES(parse_graph_arc));
+ void *out_off = (void *)((char *)out_arc + i *
+ MLX5_ST_SZ_BYTES(parse_graph_arc));
+
+ if (ia->arc_parse_graph_node != 0) {
+ MLX5_SET(parse_graph_arc, in_off,
+ compare_condition_value,
+ ia->compare_condition_value);
+ MLX5_SET(parse_graph_arc, in_off, start_inner_tunnel,
+ ia->start_inner_tunnel);
+ MLX5_SET(parse_graph_arc, in_off, arc_parse_graph_node,
+ ia->arc_parse_graph_node);
+ MLX5_SET(parse_graph_arc, in_off,
+ parse_graph_node_handle,
+ ia->parse_graph_node_handle);
+ }
+ if (oa->arc_parse_graph_node != 0) {
+ MLX5_SET(parse_graph_arc, out_off,
+ compare_condition_value,
+ oa->compare_condition_value);
+ MLX5_SET(parse_graph_arc, out_off, start_inner_tunnel,
+ oa->start_inner_tunnel);
+ MLX5_SET(parse_graph_arc, out_off, arc_parse_graph_node,
+ oa->arc_parse_graph_node);
+ MLX5_SET(parse_graph_arc, out_off,
+ parse_graph_node_handle,
+ oa->parse_graph_node_handle);
+ }
+ }
+ parse_flex_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
+ out, sizeof(out));
+ if (!parse_flex_obj->obj) {
+ rte_errno = errno;
+ DRV_LOG(ERR, "Failed to create FLEX PARSE GRAPH object "
+ "by using DevX.");
+ rte_free(parse_flex_obj);
+ return NULL;
+ }
+ parse_flex_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
+ return parse_flex_obj;
+}
+
/**
* Query HCA attributes.
* Using those attributes we can check on run time if the device
attr->vdpa.queue_counters_valid = !!(MLX5_GET64(cmd_hca_cap, hcattr,
general_obj_types) &
MLX5_GENERAL_OBJ_TYPES_CAP_VIRTIO_Q_COUNTERS);
+ attr->parse_graph_flex_node = !!(MLX5_GET64(cmd_hca_cap, hcattr,
+ general_obj_types) &
+ MLX5_GENERAL_OBJ_TYPES_CAP_PARSE_GRAPH_FLEX_NODE);
+ attr->wqe_index_ignore = MLX5_GET(cmd_hca_cap, hcattr,
+ wqe_index_ignore_cap);
+ attr->cross_channel = MLX5_GET(cmd_hca_cap, hcattr, cd);
+ attr->non_wire_sq = MLX5_GET(cmd_hca_cap, hcattr, non_wire_sq);
+ attr->log_max_static_sq_wq = MLX5_GET(cmd_hca_cap, hcattr,
+ log_max_static_sq_wq);
+ attr->dev_freq_khz = MLX5_GET(cmd_hca_cap, hcattr,
+ device_frequency_khz);
attr->regex = MLX5_GET(cmd_hca_cap, hcattr, regexp);
attr->regexp_num_of_engines = MLX5_GET(cmd_hca_cap, hcattr,
regexp_num_of_engines);
attr->qos.log_max_flow_meter =
MLX5_GET(qos_cap, hcattr, log_max_flow_meter);
attr->qos.flow_meter_reg_c_ids =
- MLX5_GET(qos_cap, hcattr, flow_meter_reg_id);
+ MLX5_GET(qos_cap, hcattr, flow_meter_reg_id);
attr->qos.flow_meter_reg_share =
- MLX5_GET(qos_cap, hcattr, flow_meter_reg_share);
+ MLX5_GET(qos_cap, hcattr, flow_meter_reg_share);
+ attr->qos.packet_pacing =
+ MLX5_GET(qos_cap, hcattr, packet_pacing);
+ attr->qos.wqe_rate_pp =
+ MLX5_GET(qos_cap, hcattr, wqe_rate_pp);
}
if (attr->vdpa.valid)
mlx5_devx_cmd_query_hca_vdpa_attr(ctx, &attr->vdpa);
MLX5_SET(sqc, sq_ctx, reg_umr, sq_attr->reg_umr);
MLX5_SET(sqc, sq_ctx, allow_swp, sq_attr->allow_swp);
MLX5_SET(sqc, sq_ctx, hairpin, sq_attr->hairpin);
+ MLX5_SET(sqc, sq_ctx, non_wire, sq_attr->non_wire);
+ MLX5_SET(sqc, sq_ctx, static_sq_wq, sq_attr->static_sq_wq);
MLX5_SET(sqc, sq_ctx, user_index, sq_attr->user_index);
MLX5_SET(sqc, sq_ctx, cqn, sq_attr->cqn);
MLX5_SET(sqc, sq_ctx, packet_pacing_rate_limit_index,
if (ret) {
DRV_LOG(ERR, "Failed to modify SQ using DevX");
rte_errno = errno;
- return -errno;
+ return -rte_errno;
}
return ret;
}
} else {
MLX5_SET64(cqc, cqctx, dbr_addr, attr->db_addr);
}
+ MLX5_SET(cqc, cqctx, cqe_sz, attr->cqe_size);
MLX5_SET(cqc, cqctx, cc, attr->use_first_only);
MLX5_SET(cqc, cqctx, oi, attr->overrun_ignore);
MLX5_SET(cqc, cqctx, log_cq_size, attr->log_cq_size);
if (ret) {
DRV_LOG(ERR, "Failed to modify VIRTQ using DevX.");
rte_errno = errno;
- return -errno;
+ return -rte_errno;
}
return ret;
}
if (ret) {
DRV_LOG(ERR, "Failed to modify QP using DevX.");
rte_errno = errno;
- return -errno;
+ return -rte_errno;
}
return ret;
}