From: Sherry Wang <Yao.Wang1@xxxxxxx> [Why] DML calculation is different from HW formula. [How] Correct the bug to keep it same as HW formula. Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira@xxxxxxx> Signed-off-by: Sherry Wang <Yao.Wang1@xxxxxxx> --- .../gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c | 4 ++-- .../gpu/drm/amd/display/dc/dml/dcn31/display_mode_vba_31.c | 4 ++-- .../gpu/drm/amd/display/dc/dml/dcn314/display_mode_vba_314.c | 4 ++-- 3 files changed, 6 insertions(+), 6 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 7d0626e42ea6..dea2b84e5ebe 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 @@ -4939,8 +4939,8 @@ void dml30_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l } v->TotImmediateFlipBytes = 0.0; for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) { - v->TotImmediateFlipBytes = v->TotImmediateFlipBytes + v->NoOfDPP[i][j][k] * v->PDEAndMetaPTEBytesPerFrame[i][j][k] - + v->MetaRowBytes[i][j][k] + v->DPTEBytesPerRow[i][j][k]; + v->TotImmediateFlipBytes = v->TotImmediateFlipBytes + v->NoOfDPP[i][j][k] * (v->PDEAndMetaPTEBytesPerFrame[i][j][k] + + v->MetaRowBytes[i][j][k] + v->DPTEBytesPerRow[i][j][k]); } for (k = 0; k <= v->NumberOfActivePlanes - 1; k++) { diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn31/display_mode_vba_31.c b/drivers/gpu/drm/amd/display/dc/dml/dcn31/display_mode_vba_31.c index bd674dc30df3..330b089d6a86 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn31/display_mode_vba_31.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn31/display_mode_vba_31.c @@ -5274,8 +5274,8 @@ void dml31_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l v->TotImmediateFlipBytes = 0.0; for (k = 0; k < v->NumberOfActivePlanes; k++) { v->TotImmediateFlipBytes = v->TotImmediateFlipBytes - + v->NoOfDPP[i][j][k] * v->PDEAndMetaPTEBytesPerFrame[i][j][k] + v->MetaRowBytes[i][j][k] - + v->DPTEBytesPerRow[i][j][k]; + + v->NoOfDPP[i][j][k] * (v->PDEAndMetaPTEBytesPerFrame[i][j][k] + v->MetaRowBytes[i][j][k] + + v->DPTEBytesPerRow[i][j][k]); } for (k = 0; k < v->NumberOfActivePlanes; k++) { diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn314/display_mode_vba_314.c b/drivers/gpu/drm/amd/display/dc/dml/dcn314/display_mode_vba_314.c index 7eb2173b7691..27b83162ae45 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn314/display_mode_vba_314.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn314/display_mode_vba_314.c @@ -5371,8 +5371,8 @@ void dml314_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_ v->TotImmediateFlipBytes = 0.0; for (k = 0; k < v->NumberOfActivePlanes; k++) { v->TotImmediateFlipBytes = v->TotImmediateFlipBytes - + v->NoOfDPP[i][j][k] * v->PDEAndMetaPTEBytesPerFrame[i][j][k] + v->MetaRowBytes[i][j][k] - + v->DPTEBytesPerRow[i][j][k]; + + v->NoOfDPP[i][j][k] * (v->PDEAndMetaPTEBytesPerFrame[i][j][k] + v->MetaRowBytes[i][j][k] + + v->DPTEBytesPerRow[i][j][k]); } for (k = 0; k < v->NumberOfActivePlanes; k++) { -- 2.34.1