+/** Maximum name length for extended statistics counters */
+#define RTE_RAW_DEV_XSTATS_NAME_SIZE 64
+
+/**
+ * A name-key lookup element for extended statistics.
+ *
+ * This structure is used to map between names and ID numbers
+ * for extended ethdev statistics.
+ */
+struct rte_rawdev_xstats_name {
+ char name[RTE_RAW_DEV_XSTATS_NAME_SIZE];
+};
+
+/**
+ * Retrieve names of extended statistics of a raw device.
+ *
+ * @param dev_id
+ * The identifier of the raw device.
+ * @param[out] xstats_names
+ * Block of memory to insert names into. Must be at least size in capacity.
+ * If set to NULL, function returns required capacity.
+ * @param size
+ * Capacity of xstats_names (number of names).
+ * @return
+ * - positive value lower or equal to size: success. The return value
+ * is the number of entries filled in the stats table.
+ * - positive value higher than size: error, the given statistics table
+ * is too small. The return value corresponds to the size that should
+ * be given to succeed. The entries in the table are not valid and
+ * shall not be used by the caller.
+ * - negative value on error:
+ * -ENODEV for invalid *dev_id*
+ * -ENOTSUP if the device doesn't support this function.
+ */
+int __rte_experimental
+rte_rawdev_xstats_names_get(uint16_t dev_id,
+ struct rte_rawdev_xstats_name *xstats_names,
+ unsigned int size);
+
+/**
+ * Retrieve extended statistics of a raw device.
+ *
+ * @param dev_id
+ * The identifier of the device.
+ * @param ids
+ * The id numbers of the stats to get. The ids can be got from the stat
+ * position in the stat list from rte_rawdev_get_xstats_names(), or
+ * by using rte_rawdev_get_xstats_by_name()
+ * @param[out] values
+ * The values for each stats request by ID.
+ * @param n
+ * The number of stats requested
+ * @return
+ * - positive value: number of stat entries filled into the values array
+ * - negative value on error:
+ * -ENODEV for invalid *dev_id*
+ * -ENOTSUP if the device doesn't support this function.
+ */
+int __rte_experimental
+rte_rawdev_xstats_get(uint16_t dev_id,
+ const unsigned int ids[],
+ uint64_t values[],
+ unsigned int n);
+
+/**
+ * Retrieve the value of a single stat by requesting it by name.
+ *
+ * @param dev_id
+ * The identifier of the device
+ * @param name
+ * The stat name to retrieve
+ * @param[out] id
+ * If non-NULL, the numerical id of the stat will be returned, so that further
+ * requests for the stat can be got using rte_rawdev_xstats_get, which will
+ * be faster as it doesn't need to scan a list of names for the stat.
+ * If the stat cannot be found, the id returned will be (unsigned)-1.
+ * @return
+ * - positive value or zero: the stat value
+ * - negative value: -EINVAL if stat not found, -ENOTSUP if not supported.
+ */
+uint64_t __rte_experimental
+rte_rawdev_xstats_by_name_get(uint16_t dev_id,
+ const char *name,
+ unsigned int *id);
+
+/**
+ * Reset the values of the xstats of the selected component in the device.
+ *
+ * @param dev_id
+ * The identifier of the device
+ * @param ids
+ * Selects specific statistics to be reset. When NULL, all statistics
+ * will be reset. If non-NULL, must point to array of at least
+ * *nb_ids* size.
+ * @param nb_ids
+ * The number of ids available from the *ids* array. Ignored when ids is NULL.
+ * @return
+ * - zero: successfully reset the statistics to zero
+ * - negative value: -EINVAL invalid parameters, -ENOTSUP if not supported.
+ */
+int __rte_experimental
+rte_rawdev_xstats_reset(uint16_t dev_id,
+ const uint32_t ids[],
+ uint32_t nb_ids);
+