qosmngr: qosmngr option to get num of queue

include/qosmngr.h

@@ -45,6 +45,8 @@
 #define OPT_BURST_SIZE   "burst_size"
 #define OPT_WEIGHT       "weight"
 
+#define QOS_MIN_Q_NUM_PER_PORT 4 //default minimum number of queue per port
+
 enum {
       QOS_POLICY_IFNAME,
       QOS_POLICY_QID,