From 4fceeb07755a8675afab490e90c758c396bdabb8 Mon Sep 17 00:00:00 2001 From: Anthony Koo Date: Thu, 15 Mar 2018 13:31:14 -0400 Subject: [PATCH 3944/4131] drm/amd/display: Couple bug fixes in stats module Signed-off-by: Harry Wentland Reviewed-by: Harry Wentland Reviewed-by: Tony Cheng --- drivers/gpu/drm/amd/display/modules/stats/stats.c | 39 ++++++++++++++++------- 1 file changed, 28 insertions(+), 11 deletions(-) diff --git a/drivers/gpu/drm/amd/display/modules/stats/stats.c b/drivers/gpu/drm/amd/display/modules/stats/stats.c index 041f87b..ed5f680 100644 --- a/drivers/gpu/drm/amd/display/modules/stats/stats.c +++ b/drivers/gpu/drm/amd/display/modules/stats/stats.c @@ -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].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].v_sync_time_in_us[num_vsyncs] = + (timestamp_in_ns - prev_vsync_in_ns) / 1000; + } + time[index].vupdate_timestamp_in_ns = timestamp_in_ns; time[index].num_vsync_between_flips++; } -- 2.7.4