korg/linux
0
0
Fork 0
mirror of https://mirrors.bfsu.edu.cn/git/linux.git synced 2024-09-22 04:31:58 +08:00
Code Issues Packages Projects Releases Wiki Activity

drm/amd/display: Fix divide by zero in DML

Browse Source 
[why]
Incorrectly using MicroTileWidth instead of MacroTileWidth for
calculations.

[how]
Remove all unused references to MicroTile and change them to MacroTile.

Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Reviewed-by: Alvin Lee <Alvin.Lee2@amd.com>
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Pavle Kotarac <Pavle.Kotarac@amd.com>
Signed-off-by: Aric Cyr <aric.cyr@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Aric Cyr 2022-08-24 16:34:53 -04:00 committed by Alex Deucher
parent 269aad0919
commit f9c182056b
2 changed files with 16 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_32.c
View File

@ -1806,10 +1806,10 @@ void dml32_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l
&mode_lib->vba.Read256BlockHeightC[k],
&mode_lib->vba.Read256BlockWidthY[k],
&mode_lib->vba.Read256BlockWidthC[k],
&mode_lib->vba.MicroTileHeightY[k],
&mode_lib->vba.MicroTileHeightC[k],
&mode_lib->vba.MicroTileWidthY[k],
&mode_lib->vba.MicroTileWidthC[k]);
&mode_lib->vba.MacroTileHeightY[k],
&mode_lib->vba.MacroTileHeightC[k],
&mode_lib->vba.MacroTileWidthY[k],
&mode_lib->vba.MacroTileWidthC[k]);
}
/*Bandwidth Support Check*/
@ -2659,10 +2659,10 @@ void dml32_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l
mode_lib->vba.Read256BlockWidthC,
mode_lib->vba.Read256BlockHeightY,
mode_lib->vba.Read256BlockHeightC,
mode_lib->vba.MicroTileWidthY,
mode_lib->vba.MicroTileWidthC,
mode_lib->vba.MicroTileHeightY,
mode_lib->vba.MicroTileHeightC,
mode_lib->vba.MacroTileWidthY,
mode_lib->vba.MacroTileWidthC,
mode_lib->vba.MacroTileHeightY,
mode_lib->vba.MacroTileHeightC,
/* Output */
mode_lib->vba.SurfaceSizeInMALL,
@ -2709,10 +2709,10 @@ void dml32_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l
v->dummy_vars.dml32_ModeSupportAndSystemConfigurationFull.SurfParameters[k].BlockHeight256BytesY = mode_lib->vba.Read256BlockHeightY[k];
v->dummy_vars.dml32_ModeSupportAndSystemConfigurationFull.SurfParameters[k].BlockWidth256BytesC = mode_lib->vba.Read256BlockWidthC[k];
v->dummy_vars.dml32_ModeSupportAndSystemConfigurationFull.SurfParameters[k].BlockHeight256BytesC = mode_lib->vba.Read256BlockHeightC[k];
v->dummy_vars.dml32_ModeSupportAndSystemConfigurationFull.SurfParameters[k].BlockWidthY = mode_lib->vba.MicroTileWidthY[k];
v->dummy_vars.dml32_ModeSupportAndSystemConfigurationFull.SurfParameters[k].BlockHeightY = mode_lib->vba.MicroTileHeightY[k];
v->dummy_vars.dml32_ModeSupportAndSystemConfigurationFull.SurfParameters[k].BlockWidthC = mode_lib->vba.MicroTileWidthC[k];
v->dummy_vars.dml32_ModeSupportAndSystemConfigurationFull.SurfParameters[k].BlockHeightC = mode_lib->vba.MicroTileHeightC[k];
v->dummy_vars.dml32_ModeSupportAndSystemConfigurationFull.SurfParameters[k].BlockWidthY = mode_lib->vba.MacroTileWidthY[k];
v->dummy_vars.dml32_ModeSupportAndSystemConfigurationFull.SurfParameters[k].BlockHeightY = mode_lib->vba.MacroTileHeightY[k];
v->dummy_vars.dml32_ModeSupportAndSystemConfigurationFull.SurfParameters[k].BlockWidthC = mode_lib->vba.MacroTileWidthC[k];
v->dummy_vars.dml32_ModeSupportAndSystemConfigurationFull.SurfParameters[k].BlockHeightC = mode_lib->vba.MacroTileHeightC[k];
v->dummy_vars.dml32_ModeSupportAndSystemConfigurationFull.SurfParameters[k].InterlaceEnable = mode_lib->vba.Interlace[k];
v->dummy_vars.dml32_ModeSupportAndSystemConfigurationFull.SurfParameters[k].HTotal = mode_lib->vba.HTotal[k];
v->dummy_vars.dml32_ModeSupportAndSystemConfigurationFull.SurfParameters[k].DCCEnable = mode_lib->vba.DCCEnable[k];

10
drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.h
View File

@ -651,10 +651,10 @@ struct vba_vars_st {
unsigned int OutputTypeAndRatePerState[DC__VOLTAGE_STATES][DC__NUM_DPP__MAX];
double RequiredDISPCLKPerSurface[DC__VOLTAGE_STATES][2][DC__NUM_DPP__MAX];
unsigned int MicroTileHeightY[DC__NUM_DPP__MAX];
unsigned int MicroTileHeightC[DC__NUM_DPP__MAX];
unsigned int MicroTileWidthY[DC__NUM_DPP__MAX];
unsigned int MicroTileWidthC[DC__NUM_DPP__MAX];
unsigned int MacroTileHeightY[DC__NUM_DPP__MAX];
unsigned int MacroTileHeightC[DC__NUM_DPP__MAX];
unsigned int MacroTileWidthY[DC__NUM_DPP__MAX];
unsigned int MacroTileWidthC[DC__NUM_DPP__MAX];
bool ImmediateFlipRequiredFinal;
bool DCCProgrammingAssumesScanDirectionUnknownFinal;
bool EnoughWritebackUnits;
@ -800,8 +800,6 @@ struct vba_vars_st {
double PSCL_FACTOR[DC__NUM_DPP__MAX];
double PSCL_FACTOR_CHROMA[DC__NUM_DPP__MAX];
double MaximumVStartup[DC__VOLTAGE_STATES][2][DC__NUM_DPP__MAX];
unsigned int MacroTileWidthY[DC__NUM_DPP__MAX];
unsigned int MacroTileWidthC[DC__NUM_DPP__MAX];
double AlignedDCCMetaPitch[DC__NUM_DPP__MAX];
double AlignedYPitch[DC__NUM_DPP__MAX];
double AlignedCPitch[DC__NUM_DPP__MAX];