staging: xgifb: delete support for Chrontel 7005 TV output

IF_DEF_CH7005 is hard-coded to 0, so this is all just dead code that
can be deleted.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/staging/xgifb/vb_setmode.c b/drivers/staging/xgifb/vb_setmode.c
index 0e72dda..853b678 100644 (file)
--- a/drivers/staging/xgifb/vb_setmode.c
+++ b/drivers/staging/xgifb/vb_setmode.c
@@ -487,11 +487,6 @@ static unsigned char XGI_AjustCRT2Rate(unsigned short ModeNo,
                        }
                }
        } else { /* for LVDS */
-               if (pVBInfo->IF_DEF_CH7005 == 1) {
-                       if (pVBInfo->VBInfo & SetCRT2ToTV)
-                               tempax |= SupportCHTV;
-               }
-
                if (pVBInfo->VBInfo & SetCRT2ToLCD) {
                        tempax |= SupportLCD;
 
@@ -1333,8 +1328,6 @@ static unsigned short XGI_GetVCLK2Ptr(unsigned short ModeNo,
                struct xgi_hw_device_info *HwDeviceExtension,
                struct vb_device_info *pVBInfo)
 {
-       unsigned short tempbx;
-
        unsigned short LCDXlat1VCLK[4] = { VCLK65 + 2,
                                           VCLK65 + 2,
                                           VCLK65 + 2,
@@ -1355,7 +1348,6 @@ static unsigned short XGI_GetVCLK2Ptr(unsigned short ModeNo,
 
        unsigned short CRT2Index, VCLKIndex;
        unsigned short modeflag, resinfo;
-       unsigned char *CHTVVCLKPtr = NULL;
 
        if (ModeNo <= 0x13) {
                /* si+St_ResInfo */
@@ -1456,47 +1448,15 @@ static unsigned short XGI_GetVCLK2Ptr(unsigned short ModeNo,
                else
                        VCLKIndex = CRT2Index;
 
-               if (pVBInfo->IF_DEF_CH7005 == 1) {
-                       if (!(pVBInfo->VBInfo & SetCRT2ToLCD)) {
-                               VCLKIndex &= 0x1f;
-                               tempbx = 0;
-
-                               if (pVBInfo->VBInfo & SetPALTV)
-                                       tempbx += 2;
-
-                               if (pVBInfo->VBInfo & SetCHTVOverScan)
-                                       tempbx += 1;
-
-                               switch (tempbx) {
-                               case 0:
-                                       CHTVVCLKPtr = pVBInfo->CHTVVCLKUNTSC;
-                                       break;
-                               case 1:
-                                       CHTVVCLKPtr = pVBInfo->CHTVVCLKONTSC;
-                                       break;
-                               case 2:
-                                       CHTVVCLKPtr = pVBInfo->CHTVVCLKUPAL;
-                                       break;
-                               case 3:
-                                       CHTVVCLKPtr = pVBInfo->CHTVVCLKOPAL;
-                                       break;
-                               default:
-                                       break;
-                               }
-
-                               VCLKIndex = CHTVVCLKPtr[VCLKIndex];
-                       }
-               } else {
-                       VCLKIndex = VCLKIndex >> 6;
-                       if ((pVBInfo->LCDResInfo == Panel800x600) ||
-                           (pVBInfo->LCDResInfo == Panel320x480))
-                               VCLKIndex = LVDSXlat1VCLK[VCLKIndex];
-                       else if ((pVBInfo->LCDResInfo == Panel1024x768) ||
-                                (pVBInfo->LCDResInfo == Panel1024x768x75))
-                               VCLKIndex = LVDSXlat2VCLK[VCLKIndex];
-                       else
-                               VCLKIndex = LVDSXlat3VCLK[VCLKIndex];
-               }
+               VCLKIndex = VCLKIndex >> 6;
+               if ((pVBInfo->LCDResInfo == Panel800x600) ||
+                   (pVBInfo->LCDResInfo == Panel320x480))
+                       VCLKIndex = LVDSXlat1VCLK[VCLKIndex];
+               else if ((pVBInfo->LCDResInfo == Panel1024x768) ||
+                        (pVBInfo->LCDResInfo == Panel1024x768x75))
+                       VCLKIndex = LVDSXlat2VCLK[VCLKIndex];
+               else
+                       VCLKIndex = LVDSXlat3VCLK[VCLKIndex];
        }
        /* VCLKIndex = VCLKIndex&IndexMask; */
 
@@ -4934,11 +4894,6 @@ static void XGI_SetGroup1(unsigned short ModeNo, unsigned short ModeIdIndex,
        tempcx = (pVBInfo->VGAVT - 1);
        temp = tempcx & 0x00FF;
 
-       if (pVBInfo->IF_DEF_CH7005 == 1) {
-               if (pVBInfo->VBInfo & 0x0C)
-                       temp--;
-       }
-
        xgifb_reg_set(pVBInfo->Part1Port, 0x0E, temp);
        tempbx = pVBInfo->VGAVDE - 1;
        temp = tempbx & 0x00FF;
@@ -8017,13 +7972,6 @@ unsigned short XGI_GetRatePtrCRT2(struct xgi_hw_device_info *pXGIHWDE,
        else
                modeflag = pVBInfo->EModeIDTable[ModeIdIndex].Ext_ModeFlag;
 
-       if (pVBInfo->IF_DEF_CH7005 == 1) {
-               if (pVBInfo->VBInfo & SetCRT2ToTV) {
-                       if (modeflag & HalfDCLK)
-                               return 0;
-               }
-       }
-
        if (ModeNo < 0x14)
                return 0xFFFF;
 
@@ -8038,11 +7986,6 @@ unsigned short XGI_GetRatePtrCRT2(struct xgi_hw_device_info *pXGIHWDE,
                index--;
 
        if (pVBInfo->SetFlag & ProgrammingCRT2) {
-               if (pVBInfo->IF_DEF_CH7005 == 1) {
-                       if (pVBInfo->VBInfo & SetCRT2ToTV)
-                               index = 0;
-               }
-
                if (pVBInfo->VBInfo & (SetCRT2ToLCD | SetCRT2ToLCDA)) {
                        if (pVBInfo->IF_DEF_LVDS == 0) {
                                if (pVBInfo->VBType & (VB_XGI301B | VB_XGI302B
@@ -8551,7 +8494,6 @@ unsigned char XGISetModeNew(struct xgi_hw_device_info *HwDeviceExtension,
        pVBInfo->ROMAddr = HwDeviceExtension->pjVirtualRomBase;
        pVBInfo->BaseAddr = (unsigned long) HwDeviceExtension->pjIOAddress;
        pVBInfo->IF_DEF_LVDS = 0;
-       pVBInfo->IF_DEF_CH7005 = 0;
        pVBInfo->IF_DEF_LCDA = 1;
        pVBInfo->IF_DEF_CH7007 = 0; /* [Billy] 2007/05/14 */
        pVBInfo->IF_DEF_VideoCapture = 0;

diff --git a/drivers/staging/xgifb/vb_struct.h b/drivers/staging/xgifb/vb_struct.h
index f4766b1..9428d06 100644 (file)
--- a/drivers/staging/xgifb/vb_struct.h
+++ b/drivers/staging/xgifb/vb_struct.h
@@ -300,7 +300,7 @@ struct vb_device_info {
        unsigned short   IF_DEF_LCDA, IF_DEF_YPbPr,
                         IF_DEF_ScaleLCD, IF_DEF_OEMUtil, IF_DEF_PWD;
        unsigned short   IF_DEF_ExpLink;
-       unsigned short   IF_DEF_CH7005, IF_DEF_HiVision;
+       unsigned short   IF_DEF_HiVision;
        unsigned short   IF_DEF_CH7007; /* Billy 2007/05/03 */
        unsigned short   LCDResInfo, LCDTypeInfo, VBType;/*301b*/
        unsigned short   VBInfo, TVInfo, LCDInfo, Set_VGAType;