Commit 6fcca317 authored by Joshua Aberback's avatar Joshua Aberback Committed by Alex Deucher
Browse files

drm/amd/display: Apply vactive dram clock change workaround to dcn2 DMLv2 



[Why]
This workaround was put in dcn2 DMLv1, and now we need it in DMLv2.

Signed-off-by: default avatarJoshua Aberback <joshua.aberback@amd.com>
Reviewed-by: default avatarJun Lei <Jun.Lei@amd.com>
Acked-by: default avatarLeo Li <sunpeng.li@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent b617b265

drivers/gpu/drm/amd/display/dc/dml/dcn20/display_mode_vba_20v2.c

+2 −1
Original line number Diff line number Diff line
@@ -2611,7 +2611,8 @@ static void dml20v2_DISPCLKDPPCLKDCFCLKDeepSleepPrefetchParametersWatermarksAndP 
			mode_lib->vba.MinActiveDRAMClockChangeMargin

					+ mode_lib->vba.DRAMClockChangeLatency;



	if (mode_lib->vba.MinActiveDRAMClockChangeMargin > 0) {

	if (mode_lib->vba.MinActiveDRAMClockChangeMargin > 50) {

		mode_lib->vba.DRAMClockChangeWatermark += 25;

		mode_lib->vba.DRAMClockChangeSupport[0][0] = dm_dram_clock_change_vactive;

	} else {

		if (mode_lib->vba.SynchronizedVBlank || mode_lib->vba.NumberOfActivePlanes == 1) {

CRA Git | Maintained and supported by SUSTech CRA and CCSE