Updated TX/RX calibrated values for x300

lib/src/radio/radio.cc

@@ -357,25 +357,9 @@ void radio::set_tx_srate(double srate)
         nsamples = cur_tx_srate*(uhd_default_tx_adv_samples * (1/cur_tx_srate) + uhd_default_tx_adv_offset_sec);        
       }                
     } else if (!strcmp(srslte_rf_name(&rf_device), "uhd_x300")) {
-      
-      double srate_khz = round(cur_tx_srate/1e3);
-      if (srate_khz == 1.92e3) {
-        nsamples = 50;
-      } else if (srate_khz == 3.84e3) {
-        nsamples = 65;
-      } else if (srate_khz == 5.76e3) {
-        nsamples = 75;
-      } else if (srate_khz == 11.52e3) {
-        nsamples = 89;
-      } else if (srate_khz == 15.36e3) {
-        nsamples = 86;
-      } else if (srate_khz == 23.04e3) {
-        nsamples = 110;
-      } else {
-        /* Interpolate from known values */
-        printf("\nWarning TX/RX time offset for sampling rate %.0f KHz not calibrated. Using interpolated value\n\n", cur_tx_srate);
-        nsamples = cur_tx_srate*(uhd_default_tx_adv_samples * (1/cur_tx_srate) + uhd_default_tx_adv_offset_sec);        
-      }                
+
+      // In X300 TX/RX offset is independent of sampling rate
+      nsamples = 45;
     } else if (!strcmp(srslte_rf_name(&rf_device), "bladerf")) {
       
       double srate_khz = round(cur_tx_srate/1e3);