diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3944-drm-amd-display-Couple-bug-fixes-in-stats-module.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3944-drm-amd-display-Couple-bug-fixes-in-stats-module.patch | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3944-drm-amd-display-Couple-bug-fixes-in-stats-module.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3944-drm-amd-display-Couple-bug-fixes-in-stats-module.patch new file mode 100644 index 00000000..b178f317 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3944-drm-amd-display-Couple-bug-fixes-in-stats-module.patch @@ -0,0 +1,104 @@ +From 4fceeb07755a8675afab490e90c758c396bdabb8 Mon Sep 17 00:00:00 2001 +From: Anthony Koo <Anthony.Koo@amd.com> +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 <harry.wentland@amd.com> +Reviewed-by: Harry Wentland <Harry.Wentland@amd.com> +Reviewed-by: Tony Cheng <Tony.Cheng@amd.com> +--- + 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 + |