diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/modules/stats/stats.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/modules/stats/stats.c | 65 |
1 files changed, 43 insertions, 22 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..48e0219 100644 --- a/drivers/gpu/drm/amd/display/modules/stats/stats.c +++ b/drivers/gpu/drm/amd/display/modules/stats/stats.c @@ -115,18 +115,22 @@ struct mod_stats *mod_stats_create(struct dc *dc) ®_data, sizeof(unsigned int), &flag)) core_stats->enabled = reg_data; - core_stats->entries = DAL_STATS_ENTRIES_REGKEY_DEFAULT; - if (dm_read_persistent_data(dc->ctx, NULL, NULL, - DAL_STATS_ENTRIES_REGKEY, - ®_data, sizeof(unsigned int), &flag)) { - if (reg_data > DAL_STATS_ENTRIES_REGKEY_MAX) - core_stats->entries = DAL_STATS_ENTRIES_REGKEY_MAX; - else - core_stats->entries = reg_data; - } + if (core_stats->enabled) { + core_stats->entries = DAL_STATS_ENTRIES_REGKEY_DEFAULT; + if (dm_read_persistent_data(dc->ctx, NULL, NULL, + DAL_STATS_ENTRIES_REGKEY, + ®_data, sizeof(unsigned int), &flag)) { + if (reg_data > DAL_STATS_ENTRIES_REGKEY_MAX) + core_stats->entries = DAL_STATS_ENTRIES_REGKEY_MAX; + else + core_stats->entries = reg_data; + } - core_stats->time = kzalloc(sizeof(struct stats_time_cache) * core_stats->entries, - GFP_KERNEL); + core_stats->time = kzalloc(sizeof(struct stats_time_cache) * core_stats->entries, + GFP_KERNEL); + } else { + core_stats->entries = 0; + } if (core_stats->time == NULL) goto fail_construct; @@ -187,7 +191,7 @@ 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 +231,7 @@ 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 +254,7 @@ 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 +265,12 @@ 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 +281,8 @@ 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 +294,27 @@ 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++; } |
