samples: wifi: radio_test: Update RX Capture display

[SHEL-3805]: Update RX Capture output display to copy friendly format.

Signed-off-by: Prasun Sinha <[email protected]>

Author: prsi98

samples/wifi/radio_test/multi_domain/inc/nrf_wifi_radio_test_shell.h

@@ -18,6 +18,11 @@
 #include <radio_test/fmac_structs.h>
 #include <zephyr/drivers/wifi/nrf_wifi/bus/rpu_hw_if.h>
 
+/* RX capture display constants */
+#define SAMPLES_PER_LINE 16
+#define BYTES_PER_SAMPLE 3
+#define BYTES_PER_LINE 48
+
 struct nrf_wifi_ctx_zep_rt {
 	struct nrf_wifi_fmac_priv *fmac_priv;
 	struct rpu_conf_params conf_params;

samples/wifi/radio_test/multi_domain/src/nrf_wifi_radio_test_shell.c

@@ -1558,13 +1558,20 @@ static int nrf_wifi_radio_test_rx_cap(const struct shell *shell,
 			      SHELL_INFO,
 			      "\n************* RX capture data ***********\n");
 
-		for (i = 0; i < (ctx->conf_params.capture_length); i++) {
+		for (i = 0; i < (ctx->conf_params.capture_length/SAMPLES_PER_LINE); i++) {
+			for (int j = 0; j < SAMPLES_PER_LINE; j++) {
+				shell_fprintf(shell,
+					      SHELL_INFO,
+					      "%02X%02X%02X ",
+					      rx_cap_buf[i*BYTES_PER_LINE + 2 + j*BYTES_PER_SAMPLE],
+					      rx_cap_buf[i*BYTES_PER_LINE + 1 + j*BYTES_PER_SAMPLE],
+					      rx_cap_buf[i*BYTES_PER_LINE + 0 +
+								j*BYTES_PER_SAMPLE]);
+			}
+
 			shell_fprintf(shell,
 				      SHELL_INFO,
-				      "%02X%02X%02X\n",
-				       rx_cap_buf[i*3 + 2],
-				       rx_cap_buf[i*3 + 1],
-				       rx_cap_buf[i*3 + 0]);
+				      "\n");
 		}
 	} else if (capture_status == 1) {
 		shell_fprintf(shell,