Commit ec3102dc authored by Victor Lu's avatar Victor Lu Committed by Alex Deucher
Browse files

drm/amd/display: Fix comparison error in dcn21 DML 



[why]
A comparison error made it possible to not iterate through all the
specified prefetch modes.

[how]
Correct "<" to "<="

Reviewed-by: default avatarDmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Reviewed-by: default avatarYongqiang Sun <Yongqiang.Sun@amd.com>
Acked-by: default avatarRodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: default avatarVictor Lu <victorchengchi.lu@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 353ca0fa

drivers/gpu/drm/amd/display/dc/dml/dcn21/display_mode_vba_21.c

+1 −1
Original line number Diff line number Diff line
@@ -4889,7 +4889,7 @@ void dml21_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l 
				}

			} while ((locals->PrefetchSupported[i][j] != true || locals->VRatioInPrefetchSupported[i][j] != true)

					&& (mode_lib->vba.NextMaxVStartup != mode_lib->vba.MaxMaxVStartup[0][0]

						|| mode_lib->vba.NextPrefetchMode < mode_lib->vba.MaxPrefetchMode));

						|| mode_lib->vba.NextPrefetchMode <= mode_lib->vba.MaxPrefetchMode));



			if (locals->PrefetchSupported[i][j] == true && locals->VRatioInPrefetchSupported[i][j] == true) {

				mode_lib->vba.BandwidthAvailableForImmediateFlip = locals->ReturnBWPerState[i][0];