tools/power/x86/intel-speed-select: Die ID for IO dies

Instead of displaying "-1" for IO dies, display "IO".

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>

Author: spandruvada

tools/power/x86/intel-speed-select/isst-display.c

@@ -173,7 +173,11 @@ static int print_package_info(struct isst_id *id, FILE *outf)
 
 	if (out_format_is_json()) {
 		if (api_version() > 1) {
-			if (id->cpu < 0)
+			if (id->die < 0 && id->cpu < 0)
+				snprintf(header, sizeof(header),
+					 "package-%d:die-IO:powerdomain-%d:cpu-None",
+					 id->pkg, id->punit);
+			else if (id->cpu < 0)
 				snprintf(header, sizeof(header),
 					 "package-%d:die-%d:powerdomain-%d:cpu-None",
 					 id->pkg, id->die, id->punit);
@@ -190,7 +194,10 @@ static int print_package_info(struct isst_id *id, FILE *outf)
 	}
 	snprintf(header, sizeof(header), "package-%d", id->pkg);
 	format_and_print(outf, level++, header, NULL);
-	snprintf(header, sizeof(header), "die-%d", id->die);
+	if (id->die < 0)
+		snprintf(header, sizeof(header), "die-IO");
+	else
+		snprintf(header, sizeof(header), "die-%d", id->die);
 	format_and_print(outf, level++, header, NULL);
 	if (api_version() > 1) {
 		snprintf(header, sizeof(header), "powerdomain-%d", id->punit);