81 	u32 tmp;  in ResetOverlayRegisters()  local
84 	tmp = STG_READ_REG(DACOverlayAddr);  in ResetOverlayRegisters()
87 	STG_WRITE_REG(DACOverlayAddr, tmp);  in ResetOverlayRegisters()
90 	tmp = STG_READ_REG(DACOverlayUAddr);  in ResetOverlayRegisters()
92 	STG_WRITE_REG(DACOverlayUAddr, tmp);  in ResetOverlayRegisters()
95 	tmp = STG_READ_REG(DACOverlayVAddr);  in ResetOverlayRegisters()
97 	STG_WRITE_REG(DACOverlayVAddr, tmp);  in ResetOverlayRegisters()
100 	tmp = STG_READ_REG(DACOverlaySize);  in ResetOverlayRegisters()
103 	STG_WRITE_REG(DACOverlaySize, tmp);  in ResetOverlayRegisters()
106 	tmp = STG4000_NO_DECIMATION;  in ResetOverlayRegisters()
107 	STG_WRITE_REG(DACOverlayVtDec, tmp);  in ResetOverlayRegisters()
110 	tmp = STG_READ_REG(DACPixelFormat);  in ResetOverlayRegisters()
113 	STG_WRITE_REG(DACPixelFormat, tmp);  in ResetOverlayRegisters()
116 	tmp = STG_READ_REG(DACVerticalScal);  in ResetOverlayRegisters()
119 	tmp |= STG4000_NO_SCALING;	/* Set to no scaling */  in ResetOverlayRegisters()
120 	STG_WRITE_REG(DACVerticalScal, tmp);  in ResetOverlayRegisters()
123 	tmp = STG_READ_REG(DACHorizontalScal);  in ResetOverlayRegisters()
126 	tmp |= STG4000_NO_SCALING;	/* Set to no scaling */  in ResetOverlayRegisters()
127 	STG_WRITE_REG(DACHorizontalScal, tmp);  in ResetOverlayRegisters()
133 	tmp = STG_READ_REG(DACBlendCtrl);  in ResetOverlayRegisters()
135 	tmp = (GRAPHICS_MODE << 28);  in ResetOverlayRegisters()
136 	STG_WRITE_REG(DACBlendCtrl, tmp);  in ResetOverlayRegisters()
147 	u32 tmp;  in CreateOverlaySurface()  local
176 	tmp = STG_READ_REG(DACOverlayAddr);  in CreateOverlaySurface()
181 		tmp |= SET_BIT(31);	/* Overlay format to Planer */  in CreateOverlaySurface()
185 	tmp |= (ulOverlayOffset >> 4);  in CreateOverlaySurface()
186 	STG_WRITE_REG(DACOverlayAddr, tmp);  in CreateOverlaySurface()
206 		tmp = STG_READ_REG(DACOverlayUAddr);  in CreateOverlaySurface()
208 		tmp |= (ulOffset >> 4);  in CreateOverlaySurface()
209 		STG_WRITE_REG(DACOverlayUAddr, tmp);  in CreateOverlaySurface()
216 		tmp = STG_READ_REG(DACOverlayVAddr);  in CreateOverlaySurface()
218 		tmp |= (ulOffset >> 4);  in CreateOverlaySurface()
219 		STG_WRITE_REG(DACOverlayVAddr, tmp);  in CreateOverlaySurface()
228 	tmp = STG_READ_REG(DACPixelFormat);  in CreateOverlaySurface()
231 	STG_WRITE_REG(DACPixelFormat, tmp);  in CreateOverlaySurface()
246 	u32 tmp;  in SetOverlayBlendMode()  local
248 	tmp = STG_READ_REG(DACBlendCtrl);  in SetOverlayBlendMode()
250 	tmp |= (mode << 28);  in SetOverlayBlendMode()
255 		tmp |= (ulColorKey & 0x00FFFFFF);  in SetOverlayBlendMode()
260 		tmp |= ((ulAlpha & 0xF) << 24);  in SetOverlayBlendMode()
265 		tmp |= (ulColorKey & 0x00FFFFFF);  in SetOverlayBlendMode()
270 		tmp |= (ulColorKey & 0x00FFFFFF);  in SetOverlayBlendMode()
272 		tmp |= ((ulAlpha & 0xF) << 24);  in SetOverlayBlendMode()
283 	STG_WRITE_REG(DACBlendCtrl, tmp);  in SetOverlayBlendMode()
290 	u32 tmp;  in EnableOverlayPlane()  local
292 	tmp = STG_READ_REG(DACPixelFormat);  in EnableOverlayPlane()
293 	tmp |= SET_BIT(7);  in EnableOverlayPlane()
294 	STG_WRITE_REG(DACPixelFormat, tmp);  in EnableOverlayPlane()
297 	tmp = STG_READ_REG(DACStreamCtrl);  in EnableOverlayPlane()
298 	tmp |= SET_BIT(1);	/* video stream */  in EnableOverlayPlane()
299 	STG_WRITE_REG(DACStreamCtrl, tmp);  in EnableOverlayPlane()
342 	u32 tmp, ulStride;  in SetOverlayViewPort()  local
412 	tmp = STG_READ_REG(DACOverlayVtDec);	/* Decimation */  in SetOverlayViewPort()
414 	tmp = ulPattern;  in SetOverlayViewPort()
415 	STG_WRITE_REG(DACOverlayVtDec, tmp);  in SetOverlayViewPort()
547 	tmp = STG_READ_REG(DACVerticalScal);  in SetOverlayViewPort()
556 	tmp |= ((ulStride << 16) | (ulDacYScale));	/* DAC_LS_CTRL = stride */  in SetOverlayViewPort()
557 	STG_WRITE_REG(DACVerticalScal, tmp);  in SetOverlayViewPort()
562 	tmp = STG_READ_REG(DACOverlaySize);  in SetOverlayViewPort()
567 		tmp |=  in SetOverlayViewPort()
571 		tmp |=  in SetOverlayViewPort()
576 	STG_WRITE_REG(DACOverlaySize, tmp);  in SetOverlayViewPort()
579 	tmp = ((ulLeft << 16)) | (srcDest.ulDstY1);  in SetOverlayViewPort()
580 	STG_WRITE_REG(DACVidWinStart, tmp);  in SetOverlayViewPort()
583 	tmp = ((ulRight) << 16) | (srcDest.ulDstY2);  in SetOverlayViewPort()
584 	STG_WRITE_REG(DACVidWinEnd, tmp);  in SetOverlayViewPort()
589 	tmp = STG_READ_REG(DACPixelFormat);  in SetOverlayViewPort()
590 	tmp = ((ulExcessPixels << 16) | tmp) & 0x7fffffff;  in SetOverlayViewPort()
591 	STG_WRITE_REG(DACPixelFormat, tmp);  in SetOverlayViewPort()
593 	tmp = STG_READ_REG(DACHorizontalScal);  in SetOverlayViewPort()
596 	tmp |= ((ulhDecim << 16) | (ulDacXScale));  in SetOverlayViewPort()
597 	STG_WRITE_REG(DACHorizontalScal, tmp);  in SetOverlayViewPort()