moved pdsch_coderate to phy_common

lib/include/srslte/phy/common/phy_common.h

@@ -242,6 +242,9 @@ SRSLTE_API uint32_t srslte_N_ta_new_rar(uint32_t ta);
 SRSLTE_API uint32_t srslte_N_ta_new(uint32_t N_ta_old, 
                                     uint32_t ta);
 
+SRSLTE_API float srslte_coderate(uint32_t tbs,
+                                 uint32_t nof_re);
+
 SRSLTE_API char *srslte_cp_string(srslte_cp_t cp); 
 
 SRSLTE_API char *srslte_mod_string(srslte_mod_t mod);

lib/include/srslte/phy/phch/pdsch.h

@@ -93,9 +93,6 @@ SRSLTE_API int srslte_pdsch_set_rnti(srslte_pdsch_t *q,
 SRSLTE_API void srslte_pdsch_free_rnti(srslte_pdsch_t *q, 
                                       uint16_t rnti);
 
-SRSLTE_API float srslte_pdsch_coderate(uint32_t tbs, 
-                                       uint32_t nof_re); 
-
 SRSLTE_API int srslte_pdsch_cfg(srslte_pdsch_cfg_t *cfg,
                                 srslte_cell_t cell, 
                                 srslte_ra_dl_grant_t *grant, 

lib/src/phy/common/phy_common.c

@@ -178,6 +178,11 @@ uint32_t srslte_N_ta_new(uint32_t N_ta_old, uint32_t ta) {
   }
 }
 
+float srslte_coderate(uint32_t tbs, uint32_t nof_re)
+{
+  return (float) (tbs + 24)/(nof_re);
+}
+
 /* Returns the new time advance as indicated by the random access response 
  * as specified in Section 4.2.3 of 36.213 */
 uint32_t srslte_N_ta_new_rar(uint32_t ta) {

lib/src/phy/phch/pdsch.c

@@ -58,11 +58,6 @@ extern int indices[100000];
 extern int indices_ptr; 
 #endif
 
-float srslte_pdsch_coderate(uint32_t tbs, uint32_t nof_re) 
-{
-  return (float) (tbs + 24)/(nof_re);
-}
-
 int srslte_pdsch_cp(srslte_pdsch_t *q, cf_t *input, cf_t *output, srslte_ra_dl_grant_t *grant, uint32_t lstart_grant, uint32_t nsubframe, bool put)
 {
   uint32_t s, n, l, lp, lstart, lend, nof_refs;

srsenb/src/mac/scheduler_ue.cc

@@ -770,7 +770,7 @@ int sched_ue::cqi_to_tbs(uint32_t cqi, uint32_t nof_prb, uint32_t nof_re, uint32
     sel_mcs--; 
     uint32_t tbs_idx = srslte_ra_tbs_idx_from_mcs(sel_mcs);
     tbs = srslte_ra_tbs_from_idx(tbs_idx, nof_prb);
-    coderate = srslte_pdsch_coderate(tbs, nof_re);     
+    coderate = srslte_coderate(tbs, nof_re);
   } while(sel_mcs > 0 && coderate >= max_coderate);
   if (mcs) {
     *mcs = (uint32_t) sel_mcs;