[dpdk-dev] doc: fix doxygen warnings for QoS API

diff --git a/lib/librte_meter/rte_meter.h b/lib/librte_meter/rte_meter.h
index 92728a5..2cd8d81 100644
--- a/lib/librte_meter/rte_meter.h
+++ b/lib/librte_meter/rte_meter.h
@@ -123,7 +123,7 @@  rte_meter_trtcm_config(struct rte_meter_trtcm *m,
  *    Handle to srTCM instance
  * @param time
  *    Current CPU time stamp (measured in CPU cycles)
- * @param pkt_length
+ * @param pkt_len
  *    Length of the current IP packet (measured in bytes)
  * @return
  *    Color assigned to the current IP packet
@@ -140,7 +140,7 @@  rte_meter_srtcm_color_blind_check(struct rte_meter_srtcm *m,
  *    Handle to srTCM instance
  * @param time
  *    Current CPU time stamp (measured in CPU cycles)
- * @param pkt_length
+ * @param pkt_len
  *    Length of the current IP packet (measured in bytes)
  * @param pkt_color
  *    Input color of the current IP packet
@@ -160,7 +160,7 @@  rte_meter_srtcm_color_aware_check(struct rte_meter_srtcm *m,
  *    Handle to trTCM instance
  * @param time
  *    Current CPU time stamp (measured in CPU cycles)
- * @param pkt_length
+ * @param pkt_len
  *    Length of the current IP packet (measured in bytes)
  * @return
  *    Color assigned to the current IP packet
@@ -177,7 +177,7 @@  rte_meter_trtcm_color_blind_check(struct rte_meter_trtcm *m,
  *    Handle to trTCM instance
  * @param time
  *    Current CPU time stamp (measured in CPU cycles)
- * @param pkt_length
+ * @param pkt_len
  *    Length of the current IP packet (measured in bytes)
  * @param pkt_color
  *    Input color of the current IP packet
diff --git a/lib/librte_sched/rte_bitmap.h b/lib/librte_sched/rte_bitmap.h
index 95f3c0d..003a936 100644
--- a/lib/librte_sched/rte_bitmap.h
+++ b/lib/librte_sched/rte_bitmap.h
@@ -228,14 +228,14 @@  rte_bitmap_get_memory_footprint(uint32_t n_bits) {
 /**
  * Bitmap initialization
  *
- * @param bmp
- *   Handle to bitmap instance
- * @param array2
- *   Base address of pre-allocated array2
+ * @param mem_size
+ *	Minimum expected size of bitmap.
+ * @param mem
+ *   Base address of array1 and array2.
  * @param n_bits
  *   Number of pre-allocated bits in array2. Must be non-zero and multiple of 512.
  * @return
- *   0 upon success, error code otherwise
+ *   Handle to bitmap instance.
  */
 static inline struct rte_bitmap *
 rte_bitmap_init(uint32_t n_bits, uint8_t *mem, uint32_t mem_size)
diff --git a/lib/librte_sched/rte_red.h b/lib/librte_sched/rte_red.h
index 0d8412f..78af4e7 100644
--- a/lib/librte_sched/rte_red.h
+++ b/lib/librte_sched/rte_red.h
@@ -119,7 +119,7 @@  struct rte_red {
 /**
  * @brief Initialises run-time data
  *
- * @param [in,out] data pointer to RED runtime data
+ * @param red [in,out] data pointer to RED runtime data
  *
  * @return Operation status
  * @retval 0 success
@@ -131,12 +131,12 @@  rte_red_rt_data_init(struct rte_red *red);
 /**
  * @brief Configures a single RED configuration parameter structure.
  *
- * @param [in,out] config pointer to a RED configuration parameter structure
- * @param [in] wq_log2 log2 of the filter weight, valid range is:
+ * @param red_cfg [in,out] config pointer to a RED configuration parameter structure
+ * @param wq_log2 [in]  log2 of the filter weight, valid range is:
  *             RTE_RED_WQ_LOG2_MIN <= wq_log2 <= RTE_RED_WQ_LOG2_MAX
- * @param [in] min_th queue minimum threshold in number of packets
- * @param [in] max_th queue maximum threshold in number of packets
- * @param [in] maxp_inv inverse maximum mark probability
+ * @param min_th [in] queue minimum threshold in number of packets
+ * @param max_th [in] queue maximum threshold in number of packets
+ * @param maxp_inv [in] inverse maximum mark probability
  *
  * @return Operation status
  * @retval 0 success
@@ -170,8 +170,8 @@  rte_fast_rand(void)
  * @brief calculate factor to scale average queue size when queue
  *        becomes empty
  *
- * @param [in] wq_log2, where EWMA filter weight wq = 1/(2 ^ wq_log2)
- * @param [in] m exponent in the computed value (1 - wq) ^ m
+ * @param wq_log2 [in] where EWMA filter weight wq = 1/(2 ^ wq_log2)
+ * @param m [in] exponent in the computed value (1 - wq) ^ m
  *
  * @return computed value
  * @retval ((1 - wq) ^ m) scaled in fixed-point format
@@ -230,9 +230,9 @@  __rte_red_calc_qempty_factor(uint8_t wq_log2, uint16_t m)
  *
  * Note: packet is never dropped in this particular case.
  *
- * @param [in] config pointer to a RED configuration parameter structure
- * @param [in,out] data pointer to RED runtime data
- * @param [in] time current time stamp
+ * @param red_cfg [in] config pointer to a RED configuration parameter structure
+ * @param red [in,out] data pointer to RED runtime data
+ * @param time [in] current time stamp
  *
  * @return Operation status
  * @retval 0 enqueue the packet
@@ -310,8 +310,8 @@  rte_red_enqueue_empty(const struct rte_red_config *red_cfg,
  * @brief make a decision to drop or enqueue a packet based on mark probability
  *        criteria
  *
- * @param [in] config pointer to structure defining RED parameters
- * @param [in,out] data pointer to RED runtime data
+ * @param red_cfg [in] config pointer to structure defining RED parameters
+ * @param red [in,out] data pointer to RED runtime data
  *
  * @return operation status
  * @retval 0 enqueue the packet
@@ -347,9 +347,9 @@  __rte_red_drop(const struct rte_red_config *red_cfg, struct rte_red *red)
 /**
  * @brief Decides if new packet should be enqeued or dropped in queue non-empty case
  *
- * @param [in] config pointer to a RED configuration parameter structure
- * @param [in,out] data pointer to RED runtime data
- * @param [in] q current queue size (measured in packets)
+ * @param red_cfg [in] config pointer to a RED configuration parameter structure
+ * @param red [in,out] data pointer to RED runtime data
+ * @param q [in] current queue size (measured in packets)
  *
  * @return Operation status
  * @retval 0 enqueue the packet
@@ -408,10 +408,10 @@  rte_red_enqueue_nonempty(const struct rte_red_config *red_cfg,
  * Based on new queue average and RED configuration parameters
  * gives verdict whether to enqueue or drop the packet.
  *
- * @param [in] config pointer to a RED configuration parameter structure
- * @param [in,out] data pointer to RED runtime data
- * @param [in] q updated queue size in packets
- * @param [in] time current time stamp
+ * @param red_cfg [in] config pointer to a RED configuration parameter structure
+ * @param red [in,out] data pointer to RED runtime data
+ * @param q [in] updated queue size in packets
+ * @param time [in] current time stamp
  *
  * @return Operation status
  * @retval 0 enqueue the packet
@@ -437,8 +437,8 @@  rte_red_enqueue(const struct rte_red_config *red_cfg,
 /**
  * @brief Callback to records time that queue became empty
  *
- * @param [in,out] data pointer to RED runtime data
- * @param [in] time current time stamp
+ * @param red [in,out] data pointer to RED runtime data
+ * @param time [in] current time stamp
  */
 static inline void
 rte_red_mark_queue_empty(struct rte_red *red, const uint64_t time)
diff --git a/lib/librte_sched/rte_sched.h b/lib/librte_sched/rte_sched.h
index e6bba22..a8120ad 100644
--- a/lib/librte_sched/rte_sched.h
+++ b/lib/librte_sched/rte_sched.h
@@ -347,6 +347,8 @@  rte_sched_queue_read_stats(struct rte_sched_port *port,
  *   Traffic class ID within pipe (0 .. 3)
  * @param queue
  *   Queue ID within pipe traffic class (0 .. 3)
+ * @param color
+ * 	 Packet color set
  */
 static inline void
 rte_sched_port_pkt_write(struct rte_mbuf *pkt,