staging: xgifb: eliminate pVBInfo->ScreenOffset

Access XGI330_ScreenOffset directly and make it const.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/xgifb/vb_setmode.c

@@ -24,7 +24,6 @@ static const unsigned short XGINew_VGA_DAC[] = {
 void InitTo330Pointer(unsigned char ChipType, struct vb_device_info *pVBInfo)
 {
 	pVBInfo->MCLKData = XGI340New_MCLKData;
-	pVBInfo->ScreenOffset = XGI330_ScreenOffset;
 	pVBInfo->StResInfo = XGI330_StResInfo;
 	pVBInfo->ModeResInfo = XGI330_ModeResInfo;
 
@@ -806,7 +805,7 @@ static void XGI_SetCRT1Offset(unsigned short ModeNo,
 	/* GetOffset */
 	temp = XGI330_EModeIDTable[ModeIdIndex].Ext_ModeInfo;
 	temp = temp >> 8;
-	temp = pVBInfo->ScreenOffset[temp];
+	temp = XGI330_ScreenOffset[temp];
 
 	temp2 = XGI330_RefIndex[RefreshRateTableIndex].Ext_InfoFlag;
 	temp2 &= InterlaceMode;
@@ -2977,7 +2976,7 @@ static unsigned short XGI_GetOffset(unsigned short ModeNo,
 
 	index = (modeinfo >> 8) & 0xFF;
 
-	temp = pVBInfo->ScreenOffset[index];
+	temp = XGI330_ScreenOffset[index];
 
 	if (infoflag & InterlaceMode)
 		temp = temp << 1;

drivers/staging/xgifb/vb_struct.h

@@ -170,7 +170,6 @@ struct vb_device_info {
 	unsigned char  SR25;
 	struct SiS_MCLKData  *MCLKData;
 
-	unsigned char   *ScreenOffset;
 	unsigned char   *pXGINew_DRAMTypeDefinition;
 	unsigned char   XGINew_CR97;
 

drivers/staging/xgifb/vb_table.h

@@ -2117,7 +2117,7 @@ const struct XGI_Ext2Struct XGI330_RefIndex[] = {
 	0x30, 0x47, 0x37, 1024, 768},/* 48 1024x768x160Hz */
 };
 
-static unsigned char XGI330_ScreenOffset[] = {
+static const unsigned char XGI330_ScreenOffset[] = {
 	0x14, 0x19, 0x20, 0x28, 0x32, 0x40,
 	0x50, 0x64, 0x78, 0x80, 0x2d, 0x35,
 	0x57, 0x48