diff options
| author | Sherry Wang <Yao.Wang1@amd.com> | 2022-10-09 17:05:51 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-04-21 08:50:21 -0400 |
| commit | 05ffbdf4dbd55b9526535bddddf40dafdc2b27d4 (patch) | |
| tree | 0971e3e6ad8c3ed8073f417e88282d84230f8c3b /drivers/gpu/drm/amd/display/dc/dml/dcn31 | |
| parent | 44243719117171e947317a1aca4625c317f7dcb0 (diff) | |
| download | linux-stable-05ffbdf4dbd55b9526535bddddf40dafdc2b27d4.tar.gz linux-stable-05ffbdf4dbd55b9526535bddddf40dafdc2b27d4.tar.bz2 linux-stable-05ffbdf4dbd55b9526535bddddf40dafdc2b27d4.zip | |
drm/amd/display: correct DML calc error
[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@amd.com>
Signed-off-by: Sherry Wang <Yao.Wang1@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dml/dcn31')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dml/dcn31/display_mode_vba_31.c | 4 |
1 files changed, 2 insertions, 2 deletions
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++) { |