staging: xgifb: use a real pointer for TV DATAPTR

Replace DATAPTR numbers with a real pointer to make code simpler.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/xgifb/vb_setmode.c

@@ -1791,53 +1791,7 @@ static struct SiS_TVData const *XGI_GetTVPtr(unsigned short ModeNo,
 		i++;
 	}
 
-	switch (XGI_TVDataTable[i].DATAPTR) {
-	case 0:
-		return &XGI_ExtPALData[tempal];
-		break;
-	case 1:
-		return &XGI_ExtNTSCData[tempal];
-		break;
-	case 2:
-		return &XGI_StPALData[tempal];
-		break;
-	case 3:
-		return &XGI_StNTSCData[tempal];
-		break;
-	case 4:
-		return &XGI_ExtHiTVData[tempal];
-		break;
-	case 5:
-		return &XGI_St2HiTVData[tempal];
-		break;
-	case 6:
-		return &XGI_ExtYPbPr525iData[tempal];
-		break;
-	case 7:
-		return &XGI_ExtYPbPr525pData[tempal];
-		break;
-	case 8:
-		return &XGI_ExtYPbPr750pData[tempal];
-		break;
-	case 9:
-		return &XGI_StYPbPr525iData[tempal];
-		break;
-	case 10:
-		return &XGI_StYPbPr525pData[tempal];
-		break;
-	case 11:
-		return &XGI_StYPbPr750pData[tempal];
-		break;
-	case 12: /* avoid system hang */
-		return &XGI_ExtNTSCData[tempal];
-		break;
-	case 13:
-		return &XGI_St1HiTVData[tempal];
-		break;
-	default:
-		break;
-	}
-	return NULL;
+	return &XGI_TVDataTable[i].DATAPTR[tempal];
 }
 
 static void XGI_GetLVDSData(unsigned short ModeNo, unsigned short ModeIdIndex,

drivers/staging/xgifb/vb_struct.h

@@ -69,7 +69,7 @@ struct XGI330_LCDDataTablStruct {
 struct XGI330_TVDataTablStruct {
 	unsigned short MASK;
 	unsigned short CAP;
-	unsigned short DATAPTR;
+	struct SiS_TVData const *DATAPTR;
 };
 
 

drivers/staging/xgifb/vb_table.h

@@ -1872,21 +1872,21 @@ static struct XGI330_LCDDataTablStruct XGI_EPLCHLCDRegPtr[] = {
 	{0xFF, 0x0000, 0x0000, 0}
 };
 
-static struct XGI330_TVDataTablStruct XGI_TVDataTable[] = {
-	{0x09E1, 0x0001, 0}, /* XGI_ExtPALData */
-	{0x09E1, 0x0000, 1}, /* XGI_ExtNTSCData */
-	{0x09E1, 0x0801, 2}, /* XGI_StPALData */
-	{0x09E1, 0x0800, 3}, /* XGI_StNTSCData */
-	{0x49E0, 0x0100, 4}, /* XGI_ExtHiTVData */
-	{0x49E0, 0x4100, 5}, /* XGI_St2HiTVData */
-	{0x49E0, 0x4900, 13}, /* XGI_St1HiTVData */
-	{0x09E0, 0x0020, 6}, /* XGI_ExtYPbPr525iData */
-	{0x09E0, 0x0040, 7}, /* XGI_ExtYPbPr525pData */
-	{0x09E0, 0x0080, 8}, /* XGI_ExtYPbPr750pData */
-	{0x09E0, 0x0820, 9}, /* XGI_StYPbPr525iData */
-	{0x09E0, 0x0840, 10}, /* XGI_StYPbPr525pData */
-	{0x09E0, 0x0880, 11}, /* XGI_StYPbPr750pData */
-	{0xffff, 0x0000, 12}  /* END */
+static const struct XGI330_TVDataTablStruct XGI_TVDataTable[] = {
+	{0x09E1, 0x0001, XGI_ExtPALData},
+	{0x09E1, 0x0000, XGI_ExtNTSCData},
+	{0x09E1, 0x0801, XGI_StPALData},
+	{0x09E1, 0x0800, XGI_StNTSCData},
+	{0x49E0, 0x0100, XGI_ExtHiTVData},
+	{0x49E0, 0x4100, XGI_St2HiTVData},
+	{0x49E0, 0x4900, XGI_St1HiTVData},
+	{0x09E0, 0x0020, XGI_ExtYPbPr525iData},
+	{0x09E0, 0x0040, XGI_ExtYPbPr525pData},
+	{0x09E0, 0x0080, XGI_ExtYPbPr750pData},
+	{0x09E0, 0x0820, XGI_StYPbPr525iData},
+	{0x09E0, 0x0840, XGI_StYPbPr525pData},
+	{0x09E0, 0x0880, XGI_StYPbPr750pData},
+	{0xffff, 0x0000, XGI_ExtNTSCData},
 };
 
 static unsigned short LCDLenList[] = {