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authorDillon Varone <dillon.varone@amd.com>2021-02-19 19:48:21 +0300
committerAlex Deucher <alexander.deucher@amd.com>2021-03-02 22:07:46 +0300
commitb8cc3e504622e7d0f9c34bb5bdd523c5b4f88345 (patch)
tree56cbebb0ad24aee52c724221568224c81a8e4470 /drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c
parentdbc43d5fdf48e4e558338fcaef8c9d19521d1c2e (diff)
downloadlinux-b8cc3e504622e7d0f9c34bb5bdd523c5b4f88345.tar.xz
drm/amd/display: Fix HSplit causing increase in DSC Slice Count
[Why?] HSplit should not affect DSC slice count. Can cause improper timings to be applied for certain modes. [How?] No longer change DSC Slice count based on HSplit. Tested-by: Daniel Wheeler <daniel.wheeler@amd.com> Signed-off-by: Dillon Varone <dillon.varone@amd.com> Reviewed-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com> Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c')
-rw-r--r--drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c b/drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c
index bc07082c1357..cb3f70a71b51 100644
--- a/drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c
+++ b/drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c
@@ -4050,7 +4050,7 @@ void dml30_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l
v->RequiredDPPCLK[i][j][NumberOfNonSplitPlaneOfMaximumBandwidth] = v->MinDPPCLKUsingSingleDPP[NumberOfNonSplitPlaneOfMaximumBandwidth]
* (1 + v->DISPCLKDPPCLKDSCCLKDownSpreading / 100) / 2;
v->TotalNumberOfActiveDPP[i][j] = v->TotalNumberOfActiveDPP[i][j] + 1;
- v->TotalNumberOfSingleDPPPlanes[i][j] = v->TotalNumberOfSingleDPPPlanes[i][j] + 1;
+ v->TotalNumberOfSingleDPPPlanes[i][j] = v->TotalNumberOfSingleDPPPlanes[i][j] - 1;
}
}
if (v->TotalNumberOfActiveDPP[i][j] > v->MaxNumDPP) {