diff options
| author | Aric Cyr <aric.cyr@amd.com> | 2019-09-03 18:18:08 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-10-03 09:10:58 -0500 |
| commit | bb2746ac9143fe57adab57c30d19718dbaed7901 (patch) | |
| tree | 117158cdf753a9d4b8facfe29bf8dca604d1ce66 /drivers/gpu/drm/amd/display/modules/inc/mod_freesync.h | |
| parent | ec4388a267e09061ca401eb7c2dcf104385c1a65 (diff) | |
drm/amd/display: Improve LFC behaviour
[Why]
There can be some unsynchronized frames when entering/exiting
LFC. This may cause tearing or stuttering at such transitions.
[How]
Add a enter/exit margin to algorithm to smoothly transition into
and out of LFC without desynchronizing frames.
Signed-off-by: Aric Cyr <aric.cyr@amd.com>
Reviewed-by: Reza Amini <Reza.Amini@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Acked-by: Sivapiriyan Kumarasamy <Sivapiriyan.Kumarasamy@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/modules/inc/mod_freesync.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/modules/inc/mod_freesync.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/modules/inc/mod_freesync.h b/drivers/gpu/drm/amd/display/modules/inc/mod_freesync.h index dc187844d10b..dbe7835aabcf 100644 --- a/drivers/gpu/drm/amd/display/modules/inc/mod_freesync.h +++ b/drivers/gpu/drm/amd/display/modules/inc/mod_freesync.h @@ -92,6 +92,7 @@ struct mod_vrr_params_btr { uint32_t inserted_duration_in_us; uint32_t frames_to_insert; uint32_t frame_counter; + uint32_t margin_in_us; }; struct mod_vrr_params_fixed_refresh { |