From ef544e64c276998a0965d38ed82f42ffa0b1fe04 Mon Sep 17 00:00:00 2001
From: Andre Puschmann <andre@softwareradiosystems.com>
Date: Wed, 30 Jan 2019 17:37:42 +0100
Subject: [PATCH] expose RF device as paramter for pdsch_enodeb/_ue

---
 lib/examples/pdsch_enodeb.c | 11 ++++++++---
 lib/examples/pdsch_ue.c     | 14 ++++++++++----
 2 files changed, 18 insertions(+), 7 deletions(-)

diff --git a/lib/examples/pdsch_enodeb.c b/lib/examples/pdsch_enodeb.c
index 2ee5f5b40..e980e4eee 100644
--- a/lib/examples/pdsch_enodeb.c
+++ b/lib/examples/pdsch_enodeb.c
@@ -83,6 +83,7 @@ uint32_t multiplex_nof_layers = 1;
 uint8_t  mbsfn_sf_mask = 32;
 int mbsfn_area_id = -1;
 char *rf_args = "";
+char *rf_dev = "";
 float rf_amp = 0.8, rf_gain = 60.0, rf_freq = 2400000000;
 
 float output_file_snr = +INFINITY;
@@ -128,8 +129,9 @@ uint8_t *data_mbms, *data[2], data2[DATA_BUFF_SZ];
 uint8_t data_tmp[DATA_BUFF_SZ];
 
 void usage(char *prog) {
-  printf("Usage: %s [agmfoncvpuxb]\n", prog);
+  printf("Usage: %s [Iagmfoncvpuxb]\n", prog);
 #ifndef DISABLE_RF
+  printf("\t-I RF device [Default %s]\n", rf_dev);
   printf("\t-a RF args [Default %s]\n", rf_args);
   printf("\t-l RF amplitude [Default %.2f]\n", rf_amp);
   printf("\t-g RF TX gain [Default %.2f dB]\n", rf_gain);
@@ -155,9 +157,12 @@ void usage(char *prog) {
 
 void parse_args(int argc, char **argv) {
   int opt;
-  while ((opt = getopt(argc, argv, "aglfmoncpvutxbwMsB")) != -1) {
+  while ((opt = getopt(argc, argv, "IadglfmoncpvutxbwMsB")) != -1) {
 
     switch (opt) {
+    case 'I':
+      rf_dev = argv[optind];
+      break;
     case 'a':
       rf_args = argv[optind];
       break;
@@ -296,7 +301,7 @@ void base_init() {
   } else {
 #ifndef DISABLE_RF
     printf("Opening RF device...\n");
-    if (srslte_rf_open_multi(&rf, rf_args, cell.nof_ports)) {
+    if (srslte_rf_open_devname(&rf, rf_dev, rf_args, cell.nof_ports)) {
       fprintf(stderr, "Error opening rf\n");
       exit(-1);
     }
diff --git a/lib/examples/pdsch_ue.c b/lib/examples/pdsch_ue.c
index 2284d0b3d..7ee89c695 100644
--- a/lib/examples/pdsch_ue.c
+++ b/lib/examples/pdsch_ue.c
@@ -95,6 +95,7 @@ typedef struct {
   uint32_t file_cell_id;
   bool enable_cfo_ref;
   bool average_subframe;
+  char *rf_dev;
   char *rf_args; 
   uint32_t rf_nof_rx_ant; 
   double rf_freq; 
@@ -123,7 +124,8 @@ void args_default(prog_args_t *args) {
   args->file_nof_ports = 1; 
   args->file_cell_id = 0; 
   args->file_offset_time = 0; 
-  args->file_offset_freq = 0; 
+  args->file_offset_freq = 0;
+  args->rf_dev = "";
   args->rf_args = "";
   args->rf_freq = -1.0;
   args->rf_nof_rx_ant = 1;
@@ -146,8 +148,9 @@ void args_default(prog_args_t *args) {
 }
 
 void usage(prog_args_t *args, char *prog) {
-  printf("Usage: %s [agpPoOcildFRDnruMNv] -f rx_frequency (in Hz) | -i input_file\n", prog);
+  printf("Usage: %s [adgpPoOcildFRDnruMNv] -f rx_frequency (in Hz) | -i input_file\n", prog);
 #ifndef DISABLE_RF
+  printf("\t-I RF dev [Default %s]\n", args->rf_dev);
   printf("\t-a RF args [Default %s]\n", args->rf_args);
   printf("\t-A Number of RX antennas [Default %d]\n", args->rf_nof_rx_ant);
 #ifdef ENABLE_AGC_DEFAULT
@@ -190,7 +193,7 @@ void usage(prog_args_t *args, char *prog) {
 void parse_args(prog_args_t *args, int argc, char **argv) {
   int opt;
   args_default(args);
-  while ((opt = getopt(argc, argv, "aAoglipPcOCtdDFRnvrfuUsSZyWMNB")) != -1) {
+  while ((opt = getopt(argc, argv, "adAogliIpPcOCtdDFRnvrfuUsSZyWMNB")) != -1) {
     switch (opt) {
     case 'i':
       args->input_file_name = argv[optind];
@@ -210,6 +213,9 @@ void parse_args(prog_args_t *args, int argc, char **argv) {
     case 'c':
       args->file_cell_id = atoi(argv[optind]);
       break;
+    case 'I':
+      args->rf_dev = argv[optind];
+      break;
     case 'a':
       args->rf_args = argv[optind];
       break;
@@ -420,7 +426,7 @@ int main(int argc, char **argv) {
   if (!prog_args.input_file_name) {
     
     printf("Opening RF device with %d RX antennas...\n", prog_args.rf_nof_rx_ant);
-    if (srslte_rf_open_multi(&rf, prog_args.rf_args, prog_args.rf_nof_rx_ant)) {
+    if (srslte_rf_open_devname(&rf, prog_args.rf_dev, prog_args.rf_args, prog_args.rf_nof_rx_ant)) {
       fprintf(stderr, "Error opening rf\n");
       exit(-1);
     }