diff options
| author | Aurabindo Pillai <[email protected]> | 2021-06-16 09:41:38 -0400 |
|---|---|---|
| committer | Alex Deucher <[email protected]> | 2021-06-18 17:01:35 -0400 |
| commit | ceaf9f57195c458a94487965441926998fcadcfd (patch) | |
| tree | ee5f60b513e0354fbdb9746abfb73df60911414b | |
| parent | e11d5e0d68cb7f1d796a25fac046e64d3696f22f (diff) | |
drm/amd/display: Increase stutter watermark for dcn302 and dcn303
[Why]
Current watermarks end up programming lowers watermarks which
results in screen flickering and underflow for certain modes like 1440p.
[How]
Add 11us to stutter exit & stutter enter plus exit watermark.
Signed-off-by: Aurabindo Pillai <[email protected]>
Reviewed-by: Jun Lei <[email protected]>
Acked-by: Rodrigo Siqueira <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn302/dcn302_resource.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn303/dcn303_resource.c | 4 |
2 files changed, 4 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn302/dcn302_resource.c b/drivers/gpu/drm/amd/display/dc/dcn302/dcn302_resource.c index b16d19a25d88..628b227f0a13 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn302/dcn302_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn302/dcn302_resource.c @@ -164,8 +164,8 @@ struct _vcs_dpi_soc_bounding_box_st dcn3_02_soc = { .min_dcfclk = 500.0, /* TODO: set this to actual min DCFCLK */ .num_states = 1, - .sr_exit_time_us = 15.5, - .sr_enter_plus_exit_time_us = 20, + .sr_exit_time_us = 26.5, + .sr_enter_plus_exit_time_us = 31, .urgent_latency_us = 4.0, .urgent_latency_pixel_data_only_us = 4.0, .urgent_latency_pixel_mixed_with_vm_data_us = 4.0, diff --git a/drivers/gpu/drm/amd/display/dc/dcn303/dcn303_resource.c b/drivers/gpu/drm/amd/display/dc/dcn303/dcn303_resource.c index 758f89ba0192..88b609c32b0a 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn303/dcn303_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn303/dcn303_resource.c @@ -146,8 +146,8 @@ struct _vcs_dpi_soc_bounding_box_st dcn3_03_soc = { .min_dcfclk = 500.0, /* TODO: set this to actual min DCFCLK */ .num_states = 1, - .sr_exit_time_us = 15.5, - .sr_enter_plus_exit_time_us = 20, + .sr_exit_time_us = 26.5, + .sr_enter_plus_exit_time_us = 31, .urgent_latency_us = 4.0, .urgent_latency_pixel_data_only_us = 4.0, .urgent_latency_pixel_mixed_with_vm_data_us = 4.0, |