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Code Issues Releases Wiki Activity

drm/amd/display: Fix nanosec stat overflow 

[Why]
Nanosec stats can overflow on long running systems potentially causing
statistic logging issues.

[How]
Use 64bit types for nanosec stats to ensure no overflow.

Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Aric Cyr <aric.cyr@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Aric Cyr 2019-08-29 11:53:52 -04:00 committed by Alex Deucher
parent f4b96df9ab
commit 14d68acfd0
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/amd/display/modules/inc/mod_stats.h
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@ -57,10 +57,10 @@ void mod_stats_update_event(struct mod_stats *mod_stats,
unsigned int length);
void mod_stats_update_flip(struct mod_stats *mod_stats,
unsigned long timestamp_in_ns);
unsigned long long timestamp_in_ns);
void mod_stats_update_vupdate(struct mod_stats *mod_stats,
unsigned long timestamp_in_ns);
unsigned long long timestamp_in_ns);
void mod_stats_update_freesync(struct mod_stats *mod_stats,
unsigned int v_total_min,