<snip>

> > @@ -165,61 +170,90 @@ struct rte_sched_subport_stats {
> >   * byte.
> >   */
> >  struct rte_sched_pipe_params {
> > -   /* Pipe token bucket */
> > -   uint32_t tb_rate;                /**< Rate (measured in bytes per 
> > second)
> > */
> > -   uint32_t tb_size;                /**< Size (measured in credits) */
> > +   /** Token bucket rate (measured in bytes per second) */
> > +   uint32_t tb_rate;
> >
> > -   /* Pipe traffic classes */
> > +   /** Token bucket size (measured in credits) */
> > +   uint32_t tb_size;
> > +
> > +   /** Traffic class rates (measured in bytes per second) */
> >     uint32_t tc_rate[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE];
> > -   /**< Traffic class rates (measured in bytes per second) */
> > +
> > +   /** Enforcement period (measured in milliseconds) */
> >     uint32_t tc_period;
> > -   /**< Enforcement period (measured in milliseconds) */
> > -   uint8_t tc_ov_weight;            /**< Weight Traffic class 3
> > oversubscription */
> >
> > -   /* Pipe queues */
> > -   uint8_t  wrr_weights[RTE_SCHED_BE_QUEUES_PER_PIPE]; /**<
> > WRR weights */
> > +   /** Best-effort traffic class oversubscription weight */
> > +   uint8_t tc_ov_weight;
> > +
> > +   /** WRR weights of best-effort traffic class queues */
> > +   uint8_t wrr_weights[RTE_SCHED_BE_QUEUES_PER_PIPE];
> >  };
> >
> >  /** Queue statistics */
> >  struct rte_sched_queue_stats {
> > -   /* Packets */
> > -   uint32_t n_pkts;                 /**< Packets successfully written */
> > -   uint32_t n_pkts_dropped;         /**< Packets dropped */
> > +   /** Packets successfully written */
> > +   uint32_t n_pkts;
> > +
> > +   /** Packets dropped */
> > +   uint32_t n_pkts_dropped;
> > +
> >  #ifdef RTE_SCHED_RED
> > -   uint32_t n_pkts_red_dropped;     /**< Packets dropped by RED */
> > +   /** Packets dropped by RED */
> > +   uint32_t n_pkts_red_dropped;
> >  #endif
> >
> > -   /* Bytes */
> > -   uint32_t n_bytes;                /**< Bytes successfully written */
> > -   uint32_t n_bytes_dropped;        /**< Bytes dropped */
> > +   /** Bytes successfully written */
> > +   uint32_t n_bytes;
> > +
> > +   /** Bytes dropped */
> > +   uint32_t n_bytes_dropped;
> >  };
> >
> >  /** Port configuration parameters. */  struct rte_sched_port_params {
> > -   const char *name;                /**< String to be associated */
> > -   int socket;                      /**< CPU socket ID */
> > -   uint32_t rate;                   /**< Output port rate
> > -                                     * (measured in bytes per second) */
> > -   uint32_t mtu;                    /**< Maximum Ethernet frame size
> > -                                     * (measured in bytes).
> > -                                     * Should not include the framing
> > overhead. */
> > -   uint32_t frame_overhead;         /**< Framing overhead per packet
> > -                                     * (measured in bytes) */
> > -   uint32_t n_subports_per_port;    /**< Number of subports */
> > -   uint32_t n_pipes_per_subport;    /**< Number of pipes per subport
> > */
> > +   /** Name of the port to be associated */
> > +   const char *name;
> > +
> > +   /** CPU socket ID */
> > +   int socket;
> > +
> > +   /** Output port rate (measured in bytes per second) */
> > +   uint32_t rate;
> > +
> > +   /** Maximum Ethernet frame size (measured in bytes).
> > +    * Should not include the framing overhead.
> > +    */
> > +   uint32_t mtu;
> > +
> > +   /** Framing overhead per packet (measured in bytes) */
> > +   uint32_t frame_overhead;
> > +
> > +   /** Number of subports */
> > +   uint32_t n_subports_per_port;
> > +
> > +   /** Number of subport_pipes */
> > +   uint32_t n_pipes_per_subport;
> > +
> > +   /** Packet queue size for each traffic class.
> > +    * All the pipes within the same subport share the similar
> > +    * configuration for the queues.
> > +    */
> >     uint16_t qsize[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE];
> > -   /**< Packet queue size for each traffic class.
> > -    * All queues within the same pipe traffic class have the same
> > -    * size. Queues from different pipes serving the same traffic
> > -    * class have the same size. */
> > +
> > +   /** Pipe profile table.
> > +    * Every pipe is configured using one of the profiles from this table.
> > +    */
> >     struct rte_sched_pipe_params *pipe_profiles;
> > -   /**< Pipe profile table.
> > -    * Every pipe is configured using one of the profiles from this table.
> > */
> > -   uint32_t n_pipe_profiles;        /**< Profiles in the pipe profile 
> > table */
> > +
> > +   /** Profiles in the pipe profile table */
> > +   uint32_t n_pipe_profiles;
> > +
> > +   /** Max profiles allowed in the pipe profile table */
> >     uint32_t n_max_pipe_profiles;
> > -   /**< Max profiles allowed in the pipe profile table */
> > +
> >  #ifdef RTE_SCHED_RED
> > -   struct rte_red_params
> > red_params[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE][RTE_COLORS]; /**<
> RED
> > parameters */
> > +   /** RED parameters */
> > +   struct rte_red_params
> > red_params[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE][RTE_COLORS];
> >  #endif
> >  };
> >
> > @@ -333,8 +367,8 @@ rte_sched_port_get_memory_footprint(struct
> > rte_sched_port_params *params);
> >   *   Pointer to pre-allocated subport statistics structure where the 
> > statistics
> >   *   counters should be stored
> >   * @param tc_ov
> > - *   Pointer to pre-allocated 4-entry array where the oversubscription 
> > status
> > for
> > - *   each of the 4 subport traffic classes should be stored.
> > + *   Pointer to pre-allocated 13-entry array where the oversubscription
> 
> Please replace "13" by RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE.

Done in v6.

> I also suggest moving the definition of RTE_SCHED_TRAFFIC_CLASS_BE to this
> file.

Done in v6.

> > status for
> > + *   each of the subport traffic classes should be stored.
> >   * @return
> >   *   0 upon success, error code otherwise
> >   */
> > @@ -379,9 +413,10 @@ rte_sched_queue_read_stats(struct rte_sched_port
> > *port,
> >   * @param pipe
> >   *   Pipe ID within subport
> >   * @param traffic_class
> > - *   Traffic class ID within pipe (0 .. 3)
> > + *   Traffic class ID within pipe (0 .. RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE
> > - 1)
> >   * @param queue
> > - *   Queue ID within pipe traffic class (0 .. 3)
> > + *   Queue ID within pipe traffic class, 0 for high priority TCs, and
> > + *   0 .. (RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE-1) for best-effort TC
> 
> This should be: 0 .. (RTE_SCHED_BE_QUEUES_PER_PIPE - 1) for the Best Effort
> traffic class.

Fixed in v6, thanks.

> 
> >   * @param color
> >   *   Packet color set
> >   */
> > @@ -406,10 +441,10 @@ rte_sched_port_pkt_write(struct rte_sched_port
> > *port,
> >   * @param pipe
> >   *   Pipe ID within subport
> >   * @param traffic_class
> > - *   Traffic class ID within pipe (0 .. 3)
> > + *   Traffic class ID within pipe (0 ..
> > RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE-1)
> >   * @param queue
> > - *   Queue ID within pipe traffic class (0 .. 3)
> > - *
> > + *   Queue ID within pipe traffic class, 0 for high priority TCs, and
> > + *   0 .. (RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE-1) for best-effort TC
> 
> This should be: 0 .. (RTE_SCHED_BE_QUEUES_PER_PIPE - 1) for the Best Effort
> traffic class.

Fixed in v6.
 
> >   */
> >  void
> >  rte_sched_port_pkt_read_tree_path(struct rte_sched_port *port,
> > --
> > 2.21.0

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