SRSUE: 64QAM R8 compatible

lib/include/srslte/interfaces/ue_interfaces.h

@@ -725,7 +725,6 @@ typedef struct {
   int worker_cpu_mask;
   int sync_cpu_affinity;
 
-  uint32_t      ue_category;
   uint32_t      nof_carriers;
   uint32_t      nof_radios;
   uint32_t      nof_rx_ant;
@@ -828,6 +827,7 @@ public:
     asn1::rrc::ul_pwr_ctrl_common_s ul_pwr_ctrl;
     asn1::rrc::tdd_cfg_s            tdd_cnfg;
     asn1::rrc::srs_ant_port_e       ant_info;
+    bool                            rrc_enable_64qam;
   };
 
   struct phy_cfg_mbsfn_t {

srsue/src/phy/cc_worker.cc

@@ -1131,7 +1131,7 @@ void cc_worker::set_pcell_config(phy_interface_rrc_lte::phy_cfg_t* phy_cfg)
 
   // Configure PUSCH
   ue_ul_cfg.ul_cfg.pusch.enable_64qam =
-      phy->args->ue_category >= 5 && phy_cfg->common.pusch_cnfg.pusch_cfg_basic.enable64_qam;
+      phy_cfg->common.pusch_cnfg.pusch_cfg_basic.enable64_qam && phy_cfg->common.rrc_enable_64qam;
 
   /* PUSCH DMRS signal configuration */
   bzero(&ue_ul_cfg.ul_cfg.dmrs, sizeof(srslte_refsignal_dmrs_pusch_cfg_t));

srsue/src/stack/rrc/rrc.cc

@@ -1972,6 +1972,12 @@ void rrc::handle_sib2()
   current_phy_cfg.common.prach_cnfg  = sib2->rr_cfg_common.prach_cfg;
   current_phy_cfg.common.srs_ul_cnfg = sib2->rr_cfg_common.srs_ul_cfg_common;
 
+  // Filter here 64-QAM Enable
+  if (args.ue_category == 5 || (sib2->rr_cfg_common.pusch_cfg_common_v1270_present && args.release > 11)) {
+    // ASN1 Generator simplifies enable64QAM-v1270 because it is an enumeration that is always true
+    current_phy_cfg.common.rrc_enable_64qam = true;
+  }
+
   phy->set_config(&current_phy_cfg);
 
   log_rr_config_common();
@@ -2523,7 +2529,7 @@ void rrc::send_rrc_ue_cap_info()
     ue_eutra_cap_v11a0_ies_s cap_v11a0;
 
     ue_eutra_cap_v1180_ies_s cap_v1180;
-    cap_v11a0.non_crit_ext_present = true;
+    cap_v1180.non_crit_ext_present = true;
     cap_v1180.non_crit_ext         = cap_v11a0;
 
     ue_eutra_cap_v1170_ies_s cap_v1170;
@@ -2551,7 +2557,7 @@ void rrc::send_rrc_ue_cap_info()
     for (uint32_t i = 0; i < args.nof_supported_bands; i++) {
       supported_band_eutra_v1250_s supported_band_eutra_v1250;
       supported_band_eutra_v1250.dl_minus256_qam_r12_present = false; // 256-QAM support
-      supported_band_eutra_v1250.ul_minus64_qam_r12_present  = true;  // 64-QAM support
+      supported_band_eutra_v1250.ul_minus64_qam_r12_present  = (args.ue_category >= 5); // 64-QAM support
 
       supported_band_list_eutra_v1250.push_back(supported_band_eutra_v1250);
     }
@@ -2561,6 +2567,10 @@ void rrc::send_rrc_ue_cap_info()
     rf_params_v1250.supported_band_list_eutra_v1250         = supported_band_list_eutra_v1250;
 
     ue_eutra_cap_v1250_ies_s cap_v1250;
+    cap_v1250.ue_category_dl_r12_present = true;
+    cap_v1250.ue_category_dl_r12         = 13;
+    cap_v1250.ue_category_ul_r12_present = true;
+    cap_v1250.ue_category_ul_r12         = 5;
     cap_v1250.rf_params_v1250_present = true;
     cap_v1250.rf_params_v1250         = rf_params_v1250;
 

srsue/src/ue.cc

@@ -164,7 +164,6 @@ int ue::parse_args(const all_args_t& args_)
 
   // replicate some RF parameter to make them available to PHY
   args.phy.nof_rx_ant  = args.rf.nof_rx_ant;
-  args.phy.ue_category = args.stack.rrc.ue_category;
   args.phy.agc_enable  = args.rf.rx_gain < 0.0f;
 
   // Calculate number of carriers available in all radios