diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dml/dcn21/display_mode_vba_21.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dml/dcn21/display_mode_vba_21.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn21/display_mode_vba_21.c b/drivers/gpu/drm/amd/display/dc/dml/dcn21/display_mode_vba_21.c index 8a7485e21d53..1d84ae50311d 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn21/display_mode_vba_21.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn21/display_mode_vba_21.c @@ -806,10 +806,12 @@ static bool CalculatePrefetchSchedule( if (myPipe->SourceScan == dm_horz) { *swath_width_luma_ub = dml_ceil(SwathWidthY - 1, myPipe->BlockWidth256BytesY) + myPipe->BlockWidth256BytesY; - *swath_width_chroma_ub = dml_ceil(SwathWidthY / 2 - 1, myPipe->BlockWidth256BytesC) + myPipe->BlockWidth256BytesC; + if (myPipe->BlockWidth256BytesC > 0) + *swath_width_chroma_ub = dml_ceil(SwathWidthY / 2 - 1, myPipe->BlockWidth256BytesC) + myPipe->BlockWidth256BytesC; } else { *swath_width_luma_ub = dml_ceil(SwathWidthY - 1, myPipe->BlockHeight256BytesY) + myPipe->BlockHeight256BytesY; - *swath_width_chroma_ub = dml_ceil(SwathWidthY / 2 - 1, myPipe->BlockHeight256BytesC) + myPipe->BlockHeight256BytesC; + if (myPipe->BlockWidth256BytesC > 0) + *swath_width_chroma_ub = dml_ceil(SwathWidthY / 2 - 1, myPipe->BlockHeight256BytesC) + myPipe->BlockHeight256BytesC; } prefetch_bw_oto = (PrefetchSourceLinesY * *swath_width_luma_ub * dml_ceil(BytePerPixelDETY, 1) + PrefetchSourceLinesC * *swath_width_chroma_ub * dml_ceil(BytePerPixelDETC, 2)) / Tsw_oto; @@ -2634,7 +2636,7 @@ static void DISPCLKDPPCLKDCFCLKDeepSleepPrefetchParametersWatermarksAndPerforman &mode_lib->vba.SrcActiveDrainRate, &mode_lib->vba.TInitXFill, &mode_lib->vba.TslvChk); - locals->XFCRemoteSurfaceFlipLatency[k] = + locals->XFCRemoteSurfaceFlipLatency[k] = dml_floor( mode_lib->vba.XFCRemoteSurfaceFlipDelay / (mode_lib->vba.HTotal[k] |