lib,pdcp_nr: log RLC mode in PDCP configuration

lib/include/srsran/upper/pdcp_entity_nr.h

@@ -26,7 +26,6 @@
 #include <map>
 
 namespace srsran {
-
 /****************************************************************************
  * NR PDCP Entity
  * PDCP entity for 5G NR
@@ -104,6 +103,11 @@ private:
   // COUNT overflow protection
   bool tx_overflow = false;
   bool rx_overflow = false;
+
+  enum class rlc_mode_t {
+    UM,
+    AM,
+  } rlc_mode;
 };
 
 /*

lib/src/pdcp/pdcp_entity_nr.cc

@@ -56,6 +56,8 @@ bool pdcp_entity_nr::configure(const pdcp_config_t& cnfg_)
   rb_name     = cfg.get_rb_name();
   window_size = 1 << (cfg.sn_len - 1);
 
+  rlc_mode = rlc->rb_is_um(lcid) ? rlc_mode_t::UM : rlc_mode_t::AM;
+
   // Timers
   reordering_timer = task_sched.get_unique_timer();
 
@@ -64,11 +66,12 @@ bool pdcp_entity_nr::configure(const pdcp_config_t& cnfg_)
     reordering_timer.set(static_cast<uint32_t>(cfg.t_reordering), *reordering_fnc);
   }
   active = true;
-  logger.info("%s PDCP-NR entity configured. SN_LEN=%d, Discard timer %d, Re-ordering timer %d, RAT=%s",
+  logger.info("%s PDCP-NR entity configured. SN_LEN=%d, Discard timer %d, Re-ordering timer %d, RLC=%s, RAT=%s",
               rb_name,
               cfg.sn_len,
               cfg.discard_timer,
               cfg.t_reordering,
+              rlc_mode == rlc_mode_t::UM ? "UM" : "AM",
               to_string(cfg.rat));
   return true;
 }