static void
s3v_I2CPutBits(I2CBusPtr b, int clock, int data)
{
S3VPtr ps3v = S3VPTR(xf86Screens[b->scrnIndex]);
unsigned int reg = 0x10;
if(clock) reg |= 0x1;
if(data) reg |= 0x2;
OUTREG(DDC_REG,reg);
/*ErrorF("s3v_I2CPutBits: %d %d\n", clock, data); */
}
static void
s3v_I2CGetBits(I2CBusPtr b, int *clock, int *data)
{
S3VPtr ps3v = S3VPTR(xf86Screens[b->scrnIndex]);
unsigned int reg;
reg = (INREG(DDC_REG));
*clock = reg & 0x4;
*data = reg & 0x8;
/*ErrorF("s3v_I2CGetBits: %d %d\n", *clock, *data);*/
}
int S3VQueryXvCapable(ScrnInfoPtr pScrn)
{
S3VPtr ps3v = S3VPTR(pScrn);
if(
((pScrn->bitsPerPixel == 24) ||
(pScrn->bitsPerPixel == 16)
)
&&
((ps3v->Chipset == S3_ViRGE_DXGX) ||
S3_ViRGE_MX_SERIES(ps3v->Chipset) ||
S3_ViRGE_GX2_SERIES(ps3v->Chipset)
))
return TRUE;
else
return FALSE;
}
Bool
S3V_I2CInit(ScrnInfoPtr pScrn)
{
S3VPtr ps3v = S3VPTR(pScrn);
I2CBusPtr I2CPtr;
I2CPtr = xf86CreateI2CBusRec();
if(!I2CPtr) return FALSE;
ps3v->I2C = I2CPtr;
I2CPtr->BusName = "I2C bus";
I2CPtr->scrnIndex = pScrn->scrnIndex;
I2CPtr->I2CPutBits = s3v_I2CPutBits;
I2CPtr->I2CGetBits = s3v_I2CGetBits;
if (!xf86I2CBusInit(I2CPtr))
return FALSE;
return TRUE;
}
void S3VInitVideo(ScreenPtr pScreen)
{
ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
XF86VideoAdaptorPtr *adaptors, *newAdaptors = NULL;
XF86VideoAdaptorPtr newAdaptor = NULL;
S3VPtr ps3v = S3VPTR(pScrn);
int num_adaptors;
if(
((pScrn->bitsPerPixel == 24) ||
(pScrn->bitsPerPixel == 16)
)
&&
((ps3v->Chipset == S3_ViRGE_DXGX) ||
S3_ViRGE_MX_SERIES(ps3v->Chipset) ||
S3_ViRGE_GX2_SERIES(ps3v->Chipset) /* || */
/* (ps3v->Chipset == S3_ViRGE) */
)
&& !ps3v->NoAccel
&& ps3v->XVideo
)
{
#if 0
if((pMga->Overlay8Plus24 /* || dualhead */ || pMga->TexturedVideo) &&
(pScrn->bitsPerPixel != 24))
{
xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Using texture video\n");
newAdaptor = MGASetupImageVideoTexture(pScreen);
pMga->TexturedVideo = TRUE;
} else {
#endif
xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Using overlay video\n");
newAdaptor = S3VSetupImageVideoOverlay(pScreen);
#if 0
pMga->TexturedVideo = FALSE;
}*/
if(!pMga->Overlay8Plus24 /* && !dualhead */)
S3VInitOffscreenImages(pScreen);
pMga->BlockHandler = pScreen->BlockHandler;
pScreen->BlockHandler = MGABlockHandler;
#endif
}
num_adaptors = xf86XVListGenericAdaptors(pScrn, &adaptors);
if(newAdaptor) {
if(!num_adaptors) {
num_adaptors = 1;
adaptors = &newAdaptor;
} else {
newAdaptors = /* need to free this someplace */
xalloc((num_adaptors + 1) * sizeof(XF86VideoAdaptorPtr*));
if(newAdaptors) {
memcpy(newAdaptors, adaptors, num_adaptors *
sizeof(XF86VideoAdaptorPtr));
newAdaptors[num_adaptors] = newAdaptor;
adaptors = newAdaptors;
num_adaptors++;
}
}
}
if(num_adaptors)
xf86XVScreenInit(pScreen, adaptors, num_adaptors);
if(newAdaptors)
xfree(newAdaptors);
}