From a1ada63e4ff0e9c76dee934e17a2354839dedc32 Mon Sep 17 00:00:00 2001
From: ismagom <gomezi@tcd.ie>
Date: Wed, 16 Dec 2015 22:06:56 +0100
Subject: [PATCH] Changed pdsch_ue freq to double

---
 srslte/examples/pdsch_ue.c       | 8 ++++----
 srslte/lib/rf/src/rf_blade_imp.c | 9 ++++++---
 2 files changed, 10 insertions(+), 7 deletions(-)

diff --git a/srslte/examples/pdsch_ue.c b/srslte/examples/pdsch_ue.c
index 1375c0f5e..f6e42ed85 100644
--- a/srslte/examples/pdsch_ue.c
+++ b/srslte/examples/pdsch_ue.c
@@ -85,7 +85,7 @@ typedef struct {
   uint32_t file_nof_ports;
   uint32_t file_cell_id;
   char *rf_args; 
-  float rf_freq; 
+  double rf_freq; 
   float rf_gain;
   int net_port; 
   char *net_address; 
@@ -184,7 +184,7 @@ void parse_args(prog_args_t *args, int argc, char **argv) {
       args->time_offset = atoi(argv[optind]);
       break;
     case 'f':
-      args->rf_freq = atof(argv[optind]);
+      args->rf_freq = strtod(argv[optind], NULL);
       break;
     case 'n':
       args->nof_subframes = atoi(argv[optind]);
@@ -325,8 +325,8 @@ int main(int argc, char **argv) {
     srslte_rf_set_master_clock_rate(&rf, 30.72e6);        
 
     /* set receiver frequency */
-    printf("Tunning receiver to %.3f MHz\n", (double ) prog_args.rf_freq/1000000);
-    srslte_rf_set_rx_freq(&rf, (double) prog_args.rf_freq);
+    printf("Tunning receiver to %.3f MHz\n", prog_args.rf_freq/1000000);
+    srslte_rf_set_rx_freq(&rf, prog_args.rf_freq);
     srslte_rf_rx_wait_lo_locked(&rf);
 
     uint32_t ntrial=0; 
diff --git a/srslte/lib/rf/src/rf_blade_imp.c b/srslte/lib/rf/src/rf_blade_imp.c
index f992c80d4..b027ad755 100644
--- a/srslte/lib/rf/src/rf_blade_imp.c
+++ b/srslte/lib/rf/src/rf_blade_imp.c
@@ -212,7 +212,7 @@ int rf_blade_open(char *args, void **h, bool create_thread_gain, bool tx_gain_sa
     fprintf(stderr, "Failed to set RX VGA1 gain: %s\n", bladerf_strerror(status));
     return status;
   }
-  status = bladerf_set_txvga1(handler->dev, -10);
+  status = bladerf_set_txvga1(handler->dev, -8);
   if (status != 0) {
     fprintf(stderr, "Failed to set TX VGA1 gain: %s\n", bladerf_strerror(status));
     return status;
@@ -253,6 +253,7 @@ double rf_blade_set_rx_srate(void *h, double freq)
     fprintf(stderr, "Failed to set bandwidth = %u: %s\n", handler->rx_rate, bladerf_strerror(status));
     return -1;
   }
+  printf("Set RX sampling rate %.2f Mhz, filter BW: %.2f Mhz\n", (float) handler->rx_rate/1e6, (float) bw/1e6);
   return (double) handler->rx_rate;
 }
 
@@ -328,7 +329,8 @@ double rf_blade_get_tx_gain(void *h)
 double rf_blade_set_rx_freq(void *h, double freq)
 {
   rf_blade_handler_t *handler = (rf_blade_handler_t*) h;
-  int status = bladerf_set_frequency(handler->dev, BLADERF_MODULE_RX, (uint32_t) freq);
+  uint32_t f_int = (uint32_t) round(freq);
+  int status = bladerf_set_frequency(handler->dev, BLADERF_MODULE_RX, f_int);
   if (status != 0) {
     fprintf(stderr, "Failed to set samplerate = %u: %s\n",
             (uint32_t) freq, bladerf_strerror(status));
@@ -340,7 +342,8 @@ double rf_blade_set_rx_freq(void *h, double freq)
 double rf_blade_set_tx_freq(void *h, double freq)
 {
   rf_blade_handler_t *handler = (rf_blade_handler_t*) h;
-  int status = bladerf_set_frequency(handler->dev, BLADERF_MODULE_TX, (uint32_t) freq);
+  uint32_t f_int = (uint32_t) round(freq);
+  int status = bladerf_set_frequency(handler->dev, BLADERF_MODULE_TX, f_int);
   if (status != 0) {
     fprintf(stderr, "Failed to set samplerate = %u: %s\n",
             (uint32_t) freq, bladerf_strerror(status));