1 files changed, 25 insertions, 44 deletions

diff --git a/tools/perf/builtin-timechart.c b/tools/perf/builtin-timechart.c
index cb58b6605fc..759dd2b35fd 100644
--- a/tools/perf/builtin-timechart.c
+++ b/tools/perf/builtin-timechart.c
@@ -302,12 +302,11 @@ process_exit_event(event_t *event)
 }
 
 struct trace_entry {
-	u32			size;
 	unsigned short		type;
 	unsigned char		flags;
 	unsigned char		preempt_count;
 	int			pid;
-	int			tgid;
+	int			lock_depth;
 };
 
 struct power_entry {
@@ -484,43 +483,22 @@ static void sched_switch(int cpu, u64 timestamp, struct trace_entry *te)
 static int
 process_sample_event(event_t *event)
 {
-	int cursor = 0;
-	u64 addr = 0;
-	u64 stamp = 0;
-	u32 cpu = 0;
-	u32 pid = 0;
+	struct sample_data data;
 	struct trace_entry *te;
 
-	if (sample_type & PERF_SAMPLE_IP)
-		cursor++;
+	memset(&data, 0, sizeof(data));
 
-	if (sample_type & PERF_SAMPLE_TID) {
-		pid = event->sample.array[cursor]>>32;
-		cursor++;
-	}
-	if (sample_type & PERF_SAMPLE_TIME) {
-		stamp = event->sample.array[cursor++];
-
-		if (!first_time || first_time > stamp)
-			first_time = stamp;
-		if (last_time < stamp)
-			last_time = stamp;
+	event__parse_sample(event, sample_type, &data);
 
+	if (sample_type & PERF_SAMPLE_TIME) {
+		if (!first_time || first_time > data.time)
+			first_time = data.time;
+		if (last_time < data.time)
+			last_time = data.time;
 	}
-	if (sample_type & PERF_SAMPLE_ADDR)
-		addr = event->sample.array[cursor++];
-	if (sample_type & PERF_SAMPLE_ID)
-		cursor++;
-	if (sample_type & PERF_SAMPLE_STREAM_ID)
-		cursor++;
-	if (sample_type & PERF_SAMPLE_CPU)
-		cpu = event->sample.array[cursor++] & 0xFFFFFFFF;
-	if (sample_type & PERF_SAMPLE_PERIOD)
-		cursor++;
 
-	te = (void *)&event->sample.array[cursor];
-
-	if (sample_type & PERF_SAMPLE_RAW && te->size > 0) {
+	te = (void *)data.raw_data;
+	if (sample_type & PERF_SAMPLE_RAW && data.raw_size > 0) {
 		char *event_str;
 		struct power_entry *pe;
 
@@ -532,19 +510,19 @@ process_sample_event(event_t *event)
 			return 0;
 
 		if (strcmp(event_str, "power:power_start") == 0)
-			c_state_start(cpu, stamp, pe->value);
+			c_state_start(data.cpu, data.time, pe->value);
 
 		if (strcmp(event_str, "power:power_end") == 0)
-			c_state_end(cpu, stamp);
+			c_state_end(data.cpu, data.time);
 
 		if (strcmp(event_str, "power:power_frequency") == 0)
-			p_state_change(cpu, stamp, pe->value);
+			p_state_change(data.cpu, data.time, pe->value);
 
 		if (strcmp(event_str, "sched:sched_wakeup") == 0)
-			sched_wakeup(cpu, stamp, pid, te);
+			sched_wakeup(data.cpu, data.time, data.pid, te);
 
 		if (strcmp(event_str, "sched:sched_switch") == 0)
-			sched_switch(cpu, stamp, te);
+			sched_switch(data.cpu, data.time, te);
 	}
 	return 0;
 }
@@ -1081,15 +1059,17 @@ static struct perf_file_handler file_handler = {
 
 static int __cmd_timechart(void)
 {
-	struct perf_header *header;
+	struct perf_session *session = perf_session__new(input_name, O_RDONLY, 0);
 	int ret;
 
+	if (session == NULL)
+		return -ENOMEM;
+
 	register_perf_file_handler(&file_handler);
 
-	ret = mmap_dispatch_perf_file(&header, input_name, 0, 0,
-				      &event__cwdlen, &event__cwd);
+	ret = perf_session__process_events(session, 0, &event__cwdlen, &event__cwd);
 	if (ret)
-		return EXIT_FAILURE;
+		goto out_delete;
 
 	process_samples();
 
@@ -1101,8 +1081,9 @@ static int __cmd_timechart(void)
 
 	pr_info("Written %2.1f seconds of trace to %s.\n",
 		(last_time - first_time) / 1000000000.0, output_name);
-
-	return EXIT_SUCCESS;
+out_delete:
+	perf_session__delete(session);
+	return ret;
 }
 
 static const char * const timechart_usage[] = {