Revert "removing the 4 bit left shift of TX signal as already done in driver"

This reverts commit 1043313175086a7867dbca44b75b1e8dc80c925b.

openair1/PHY/LTE_TRANSPORT/prach.c

@@ -1042,19 +1042,19 @@ int32_t generate_prach( PHY_VARS_UE *ue, uint8_t eNB_id, uint8_t subframe, uint1
 
   AssertFatal(prach_fmt<4,
 	      "prach_fmt4 not fully implemented" );
-#if defined(EXMIMO) || defined(OAI_USRP) || defined(OAI_BLADERF) || defined(OAI_LMSSDR)
+#if defined(EXMIMO) || defined(OAI_USRP)
   int j;
   int overflow = prach_start + prach_len - LTE_NUMBER_OF_SUBFRAMES_PER_FRAME*ue->frame_parms.samples_per_tti;
   LOG_I( PHY, "prach_start=%d, overflow=%d\n", prach_start, overflow );
   
   for (i=prach_start,j=0; i<min(ue->frame_parms.samples_per_tti*LTE_NUMBER_OF_SUBFRAMES_PER_FRAME,prach_start+prach_len); i++,j++) {
-    ((int16_t*)ue->common_vars.txdata[0])[2*i] = prach[2*j];
-    ((int16_t*)ue->common_vars.txdata[0])[2*i+1] = prach[2*j+1];
+    ((int16_t*)ue->common_vars.txdata[0])[2*i] = prach[2*j]<<4;
+    ((int16_t*)ue->common_vars.txdata[0])[2*i+1] = prach[2*j+1]<<4;
   }
   
   for (i=0; i<overflow; i++,j++) {
-    ((int16_t*)ue->common_vars.txdata[0])[2*i] = prach[2*j];
-    ((int16_t*)ue->common_vars.txdata[0])[2*i+1] = prach[2*j+1];
+    ((int16_t*)ue->common_vars.txdata[0])[2*i] = prach[2*j]<<4;
+    ((int16_t*)ue->common_vars.txdata[0])[2*i+1] = prach[2*j+1]<<4;
   }
 #if defined(EXMIMO)
   // handle switch before 1st TX subframe, guarantee that the slot prior to transmission is switch on

openair1/SCHED/phy_procedures_lte_ue.c

@@ -1322,13 +1322,13 @@ void ulsch_common_procedures(PHY_VARS_UE *ue, UE_rxtx_proc_t *proc, uint8_t empt
 
 
     for (k=ulsch_start,l=0; k<cmin(frame_parms->samples_per_tti*LTE_NUMBER_OF_SUBFRAMES_PER_FRAME,ulsch_start+frame_parms->samples_per_tti); k++,l++) {
-      ((short*)ue->common_vars.txdata[aa])[2*k] = ((short*)dummy_tx_buffer)[2*l];
-      ((short*)ue->common_vars.txdata[aa])[2*k+1] = ((short*)dummy_tx_buffer)[2*l+1];
+      ((short*)ue->common_vars.txdata[aa])[2*k] = ((short*)dummy_tx_buffer)[2*l]<<4;
+      ((short*)ue->common_vars.txdata[aa])[2*k+1] = ((short*)dummy_tx_buffer)[2*l+1]<<4;
     }
 
     for (k=0; k<overflow; k++,l++) {
-      ((short*)ue->common_vars.txdata[aa])[2*k] = ((short*)dummy_tx_buffer)[2*l];
-      ((short*)ue->common_vars.txdata[aa])[2*k+1] = ((short*)dummy_tx_buffer)[2*l+1];
+      ((short*)ue->common_vars.txdata[aa])[2*k] = ((short*)dummy_tx_buffer)[2*l]<<4;
+      ((short*)ue->common_vars.txdata[aa])[2*k+1] = ((short*)dummy_tx_buffer)[2*l+1]<<4;
     }
 #if defined(EXMIMO)
     // handle switch before 1st TX subframe, guarantee that the slot prior to transmission is switch on