RSRP computed from recv signal

srslte/lib/ch_estimation/src/chest_dl.c

@@ -309,7 +309,7 @@ int srslte_chest_dl_estimate_port(srslte_chest_dl_t *q, cf_t *input, cf_t *ce, u
   }
     
   /* Compute RSRP for the channel estimates in this port */
-  q->rsrp[port_id] = srslte_vec_avg_power_cf(q->pilot_estimates, SRSLTE_REFSIGNAL_NUM_SF(q->cell.nof_prb, port_id));     
+  q->rsrp[port_id] = srslte_vec_avg_power_cf(q->pilot_recv_signal, SRSLTE_REFSIGNAL_NUM_SF(q->cell.nof_prb, port_id));     
   if (port_id == 0) {
     /* compute rssi only for port 0 */
     q->rssi[port_id] = srslte_chest_dl_rssi(q, input, port_id);     
@@ -333,7 +333,7 @@ float srslte_chest_dl_get_noise_estimate(srslte_chest_dl_t *q) {
 }
 
 float srslte_chest_dl_get_snr(srslte_chest_dl_t *q) {
-  return srslte_chest_dl_get_rsrp(q)/srslte_chest_dl_get_noise_estimate(q)-1;
+  return srslte_chest_dl_get_rsrp(q)/srslte_chest_dl_get_noise_estimate(q);
 }
 
 float srslte_chest_dl_get_rssi(srslte_chest_dl_t *q) {

srslte/lib/ue/src/ue_dl.c

@@ -39,8 +39,6 @@
 
 #define MAX_CANDIDATES  64
 
-#define PDSCH_DO_ZF
-
 srslte_dci_format_t ue_formats[] = {SRSLTE_DCI_FORMAT1A, SRSLTE_DCI_FORMAT1}; // SRSLTE_DCI_FORMAT1B should go here also
 const uint32_t nof_ue_formats = 2; 
 
@@ -227,11 +225,9 @@ int srslte_ue_dl_decode_rnti_rv_packet(srslte_ue_dl_t *q, srslte_ra_dl_grant_t *
     srslte_softbuffer_rx_reset(&q->softbuffer);
   }
   
-#ifdef PDSCH_DO_ZF
-  float noise_estimate = 0; 
-#else
+  // Uncoment next line to do ZF by default in pdsch_ue example
+  //float noise_estimate = 0; 
   float noise_estimate = srslte_chest_dl_get_noise_estimate(&q->chest);
-#endif
   
   if (q->pdsch_cfg.grant.mcs.mod > 0 && q->pdsch_cfg.grant.mcs.tbs >= 0) {
     ret = srslte_pdsch_decode_rnti(&q->pdsch, &q->pdsch_cfg, &q->softbuffer,