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

[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>

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

@@ -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];

drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.h

@@ -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];