Minor test cleanup

Signed-off-by: Travis F. Collins <[email protected]>

Author: tfcollins

tests/hardware/test_ad9364.c

@@ -15,9 +15,9 @@
 #define assertm(exp, msg) assert(((void)msg, exp))
 
 // User Set
-#define N_TX_SAMPLES 16
+#define N_TX_SAMPLES 128
 #define RX_OVERSAMPLE 4
-#define SUCCESSIVE_BUFFER_TO_CHECK 2
+#define SUCCESSIVE_BUFFER_TO_CHECK 10
 #define N_RX_BLOCKS 4
 
 // Calculated/Constant
@@ -116,7 +116,6 @@ int main() {
 
   bool found_start = false;
   int16_t ramp_indx = 0;
-  int16_t looped = 0;
 
   // Create check vector
   bool ramp_found_check_vector[SUCCESSIVE_BUFFER_TO_CHECK];
@@ -139,6 +138,7 @@ int main() {
     // blocks
     found_start = false;
     continuous_check_vector[i] = true; // assume good
+    ramp_indx = 0;
 
     for (p_dat = iio_block_first(rxblock, chn); p_dat < p_end;
          p_dat += p_inc / sizeof(*p_dat)) {
@@ -147,7 +147,7 @@ int main() {
       if (p_dat[0] == (N_TX_SAMPLES - 1) && p_dat[1] == (N_TX_SAMPLES - 1) &&
           !found_start) {
         found_start = true;
-        continue;
+        continue; // Wrap to ramp restarts on next sample
       }
 
       // Make sure ramp is continuous
@@ -167,7 +167,6 @@ int main() {
         }
         if (ramp_indx == (N_TX_SAMPLES - 1)) {
           ramp_indx = 0;
-          looped++;
         } else
           ramp_indx++;
       }