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drm/amd/display: Couple bug fixes in stats module 

Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Reviewed-by: Harry Wentland <Harry.Wentland@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Anthony Koo 2018-03-15 13:31:14 -04:00 committed by Alex Deucher
parent 7608f8569d
commit f412e8307d
1 changed files with 28 additions and 11 deletions
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39
drivers/gpu/drm/amd/display/modules/stats/stats.c
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@ -187,7 +187,7 @@ void mod_stats_dump(struct mod_stats *mod_stats)
for (int i = 0; i < core_stats->index && i < core_stats->entries; i++) {
dm_logger_write(logger, LOG_PROFILING,
"%u %u %u %u %u %u %u %u %u %u %u %u %u %u %u %u %u %u %u\n",
"%u %u %u %u %u %u %u %u %u %u %u %u %u %u %u %u %u %u %u",
time[i].render_time_in_us,
time[i].avg_render_time_in_us_last_ten,
time[i].min_window,
@ -227,7 +227,7 @@ void mod_stats_reset_data(struct mod_stats *mod_stats)
memset(core_stats->time, 0,
sizeof(struct stats_time_cache) * core_stats->entries);
core_stats->index = 0;
core_stats->index = 1;
}
void mod_stats_update_flip(struct mod_stats *mod_stats,
@ -250,7 +250,7 @@ void mod_stats_update_flip(struct mod_stats *mod_stats,
time[index].flip_timestamp_in_ns = timestamp_in_ns;
time[index].render_time_in_us =
timestamp_in_ns - time[index - 1].flip_timestamp_in_ns;
(timestamp_in_ns - time[index - 1].flip_timestamp_in_ns) / 1000;
if (index >= 10) {
for (unsigned int i = 0; i < 10; i++)
@ -261,10 +261,12 @@ void mod_stats_update_flip(struct mod_stats *mod_stats,
if (time[index].num_vsync_between_flips > 0)
time[index].vsync_to_flip_time_in_us =
timestamp_in_ns - time[index].vupdate_timestamp_in_ns;
(timestamp_in_ns -
time[index].vupdate_timestamp_in_ns) / 1000;
else
time[index].vsync_to_flip_time_in_us =
timestamp_in_ns - time[index - 1].vupdate_timestamp_in_ns;
(timestamp_in_ns -
time[index - 1].vupdate_timestamp_in_ns) / 1000;
core_stats->index++;
}
@ -275,6 +277,8 @@ void mod_stats_update_vupdate(struct mod_stats *mod_stats,
struct core_stats *core_stats = NULL;
struct stats_time_cache *time = NULL;
unsigned int index = 0;
unsigned int num_vsyncs = 0;
unsigned int prev_vsync_in_ns = 0;
if (mod_stats == NULL)
return;
@ -286,14 +290,27 @@ void mod_stats_update_vupdate(struct mod_stats *mod_stats,
time = core_stats->time;
index = core_stats->index;
num_vsyncs = time[index].num_vsync_between_flips;
if (num_vsyncs < MOD_STATS_NUM_VSYNCS) {
if (num_vsyncs == 0) {
prev_vsync_in_ns =
time[index - 1].vupdate_timestamp_in_ns;
time[index].flip_to_vsync_time_in_us =
(timestamp_in_ns -
time[index - 1].flip_timestamp_in_ns) /
1000;
} else {
prev_vsync_in_ns =
time[index].vupdate_timestamp_in_ns;
}
time[index].v_sync_time_in_us[num_vsyncs] =
(timestamp_in_ns - prev_vsync_in_ns) / 1000;
}
time[index].vupdate_timestamp_in_ns = timestamp_in_ns;
if (time[index].num_vsync_between_flips < MOD_STATS_NUM_VSYNCS)
time[index].v_sync_time_in_us[time[index].num_vsync_between_flips] =
timestamp_in_ns - time[index - 1].vupdate_timestamp_in_ns;
time[index].flip_to_vsync_time_in_us =
timestamp_in_ns - time[index - 1].flip_timestamp_in_ns;
time[index].num_vsync_between_flips++;
}