From: Jun Lei Date: Thu, 3 Sep 2020 20:17:46 +0000 (-0400) Subject: drm/amd/display: update nv1x stutter latencies X-Git-Tag: v5.10.7~1332^2~18^2~71 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=a354b942b46326ff156d7f85e07ce2a632f04165;p=platform%2Fkernel%2Flinux-rpi.git drm/amd/display: update nv1x stutter latencies [why] Recent characterization shows increased stutter latencies on some SKUs, leading to underflow. [how] Update SOC params to account for this worst case latency. Signed-off-by: Jun Lei Acked-by: Aurabindo Pillai Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c index 55ce2c7..18b9465 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c @@ -409,8 +409,8 @@ static struct _vcs_dpi_soc_bounding_box_st dcn2_0_nv14_soc = { }, }, .num_states = 5, - .sr_exit_time_us = 8.6, - .sr_enter_plus_exit_time_us = 10.9, + .sr_exit_time_us = 11.6, + .sr_enter_plus_exit_time_us = 13.9, .urgent_latency_us = 4.0, .urgent_latency_pixel_data_only_us = 4.0, .urgent_latency_pixel_mixed_with_vm_data_us = 4.0,