radeon_video.c

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    CARD8 a;
    int i;
              
    pPriv->theatre = NULL;

    if(!info->MM_TABLE_valid && 
       !((info->RageTheatreCrystal>=0) &&
           (info->RageTheatreTunerPort>=0) && (info->RageTheatreCompositePort>=0) &&
           (info->RageTheatreSVideoPort>=0)))
    {
       xf86DrvMsg(pScrn->scrnIndex, X_INFO, "no multimedia table present, disabling Rage Theatre.\n");
       return;
    }

    /* Go and find Rage Theatre, if it exists */
    
    switch(info->Chipset){
    	case PCI_CHIP_RADEON_LY:
	case PCI_CHIP_RADEON_LZ:
	        xf86DrvMsg(pScrn->scrnIndex,X_INFO,"Detected Radeon Mobility M6, not scanning for Rage Theatre\n");
		break;
	case PCI_CHIP_RADEON_LW:
	        xf86DrvMsg(pScrn->scrnIndex,X_INFO,"Detected Radeon Mobility M7, not scanning for Rage Theatre\n");
		break;
	default:
	    pPriv->theatre=xf86_DetectTheatre(pPriv->VIP);
	}

    if(pPriv->theatre==NULL)return;
    
    /* just a matter of convenience */
    t=pPriv->theatre; 
        
    t->video_decoder_type=info->video_decoder_type;
        
    xf86DrvMsg(pScrn->scrnIndex, X_INFO, "video decoder type is 0x%04x (BIOS value) versus 0x%04x (current PLL setting)\n",
         t->video_decoder_type, pll->xclk);
        
    if(info->MM_TABLE_valid){
         for(i=0;i<5;i++){
                a=info->MM_TABLE.input[i];
                
                switch(a & 0x3){
                        case 1:
                                t->wTunerConnector=i;
                                xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Tuner is on port %d\n",i);
                                break;
                        case 2:  if(a & 0x4){
                                   t->wComp0Connector=RT_COMP2;
                                   } else {
                                   t->wComp0Connector=RT_COMP1;
                                   }
                xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Composite connector is port %ld\n", t->wComp0Connector);
                                  break;
                        case 3:  if(a & 0x4){
                                   t->wSVideo0Connector=RT_YCR_COMP4;
                                   } else {
                                   t->wSVideo0Connector=RT_YCF_COMP4;
                                   }
                xf86DrvMsg(pScrn->scrnIndex, X_INFO, "SVideo connector is port %ld\n", t->wSVideo0Connector);
                                   break;
                        default:
                                break;
                        }
                }
        xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Rage Theatre: Connectors (detected): tuner=%ld, composite=%ld, svideo=%ld\n",
    	     t->wTunerConnector, t->wComp0Connector, t->wSVideo0Connector);
        
         }

    if(info->RageTheatreTunerPort>=0)t->wTunerConnector=info->RageTheatreTunerPort;
    if(info->RageTheatreCompositePort>=0)t->wComp0Connector=info->RageTheatreCompositePort;
    if(info->RageTheatreSVideoPort>=0)t->wSVideo0Connector=info->RageTheatreSVideoPort;
        
    xf86DrvMsg(pScrn->scrnIndex, X_INFO, "RageTheatre: Connectors (using): tuner=%ld, composite=%ld, svideo=%ld\n",
    	t->wTunerConnector, t->wComp0Connector, t->wSVideo0Connector);

    switch((info->RageTheatreCrystal>=0)?info->RageTheatreCrystal:pll->reference_freq){
                case 2700:
                        t->video_decoder_type=RT_FREF_2700;
                        break;
                case 2950:
                        t->video_decoder_type=RT_FREF_2950;
                        break;
                default:
                        xf86DrvMsg(pScrn->scrnIndex, X_INFO,
                                "Unsupported reference clock frequency, Rage Theatre disabled\n");
                        t->theatre_num=-1;
			xfree(pPriv->theatre);
			pPriv->theatre = NULL;
			return;
                }
    xf86DrvMsg(pScrn->scrnIndex, X_INFO, "video decoder type used: 0x%04x\n", t->video_decoder_type);
}

static XF86VideoAdaptorPtr
RADEONAllocAdaptor(ScrnInfoPtr pScrn)
{
    XF86VideoAdaptorPtr adapt;
    RADEONInfoPtr info = RADEONPTR(pScrn);
    RADEONPortPrivPtr pPriv;
    CARD32 dot_clock;

    if(!(adapt = xf86XVAllocateVideoAdaptorRec(pScrn)))
	return NULL;

    if(!(pPriv = xcalloc(1, sizeof(RADEONPortPrivRec) + sizeof(DevUnion))))
    {
	xfree(adapt);
	return NULL;
    }

    adapt->pPortPrivates = (DevUnion*)(&pPriv[1]);
    adapt->pPortPrivates[0].ptr = (pointer)pPriv;

    pPriv->colorKey = info->videoKey;
    pPriv->doubleBuffer = TRUE;
    pPriv->videoStatus = 0;
    pPriv->brightness = 0;
    pPriv->transform_index = 0;
    pPriv->saturation = 0;
    pPriv->contrast = 0;
    pPriv->red_intensity = 0;
    pPriv->green_intensity = 0;
    pPriv->blue_intensity = 0;
    pPriv->hue = 0;
    pPriv->currentBuffer = 0;
    pPriv->autopaint_colorkey = TRUE;
    pPriv->gamma = 1000;
    if (info->OverlayOnCRTC2)
	pPriv->crt2 = TRUE;
    else
	pPriv->crt2 = FALSE;
	
    pPriv->ov_alpha = 255;
    pPriv->gr_alpha = 255;
    pPriv->alpha_mode = 0;

       /* TV-in stuff */
    pPriv->video_stream_active = FALSE;
    pPriv->encoding = 4;
    pPriv->frequency = 1000;
    pPriv->volume = -1000;
    pPriv->mute = TRUE;
    pPriv->v = 0;
    pPriv->overlay_deinterlacing_method = METHOD_BOB;
    pPriv->capture_vbi_data = 0;
    pPriv->dec_brightness = 0;
    pPriv->dec_saturation = 0;
    pPriv->dec_contrast = 0;
    pPriv->dec_hue = 0;


    /*
     * Unlike older Mach64 chips, RADEON has only two ECP settings:
     * 0 for PIXCLK < 175Mhz, and 1 (divide by 2)
     * for higher clocks, sure makes life nicer
     */

    /* Figure out which head we are on */
    if ((info->MergedFB && info->OverlayOnCRTC2) || info->IsSecondary)
	dot_clock = info->ModeReg.dot_clock_freq_2;
    else
	dot_clock = info->ModeReg.dot_clock_freq;

    if(dot_clock < 17500)
        pPriv->ecp_div = 0;
    else
        pPriv->ecp_div = 1;


#if 0
    xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Dotclock is %g Mhz, setting ecp_div to %d\n", info->ModeReg.dot_clock_freq/100.0, pPriv->ecp_div);
#endif

    OUTPLL(pScrn, RADEON_VCLK_ECP_CNTL, (INPLL(pScrn, RADEON_VCLK_ECP_CNTL) &
					 0xfffffCff) | (pPriv->ecp_div << 8));

    /* I suspect we may need a usleep after writing to the PLL.  if you play a video too soon
       after switching crtcs in mergedfb clone mode you get a temporary one pixel line of colorkey 
       on the right edge video output.  */


    if ((info->ChipFamily == CHIP_FAMILY_RS100) || 
	(info->ChipFamily == CHIP_FAMILY_RS200) ||
	(info->ChipFamily == CHIP_FAMILY_RS300)) {
        /* Force the overlay clock on for integrated chips
	 */
        OUTPLL(pScrn, RADEON_VCLK_ECP_CNTL,
	       (INPLL(pScrn, RADEON_VCLK_ECP_CNTL) | (1<<18)));
    }
    
    /* overlay scaler line length differs for different revisions 
       this needs to be maintained by hand  */
    switch(info->ChipFamily){
    	case CHIP_FAMILY_R200:
	case CHIP_FAMILY_R300:
		pPriv->overlay_scaler_buffer_width=1920;
		break;
	default:
		pPriv->overlay_scaler_buffer_width=1536;
    	}

    /* Decide on tuner type */
    if((info->tunerType<0) && (info->MM_TABLE_valid)) {
        pPriv->tuner_type = info->MM_TABLE.tuner_type;
    	} else
        pPriv->tuner_type = info->tunerType;
        
    /* Initialize I2C bus */
    RADEONInitI2C(pScrn, pPriv);
    if(pPriv->i2c != NULL)RADEON_board_setmisc(pPriv);
    

    #if 0  /* this is just here for easy debugging - normally off */
    xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Scanning I2C Bus\n");
    for(i=0;i<255;i+=2)
        if(RADEONProbeAddress(pPriv->i2c, i))
                xf86DrvMsg(pScrn->scrnIndex, X_INFO, "     found device at address 0x%02x\n", i);
    #endif

    /* Initialize VIP bus */
    RADEONVIP_init(pScrn, pPriv);
    info->adaptor = adapt;

	if(!xf86LoadSubModule(pScrn,"theatre_detect")) 
	{
		xf86DrvMsg(pScrn->scrnIndex,X_ERROR,"Unable to load Rage Theatre detect module\n");
		goto skip_theatre;
    }
	xf86LoaderReqSymbols(TheatreDetectSymbolsList, NULL);

	RADEONSetupTheatre(pScrn, pPriv);

	/*
	 * Now load the correspondind theatre chip based on what has been detected. 
	 */
	if (pPriv->theatre)
	{
		xf86DrvMsg(pScrn->scrnIndex,X_INFO,"Going to load the corresponding theatre module\n");
		switch (pPriv->theatre->theatre_id)
		{
			case RT100_ATI_ID:
			{
				if(!xf86LoadSubModule(pScrn,"theatre")) 
				{
					xf86DrvMsg(pScrn->scrnIndex,X_ERROR,"Unable to load Rage Theatre module\n");
					xfree(pPriv->theatre);
					goto skip_theatre;
				}
				break;
			}
			case RT200_ATI_ID:
			{
				if(!xf86LoadSubModule(pScrn,"theatre200")) 
				{
					xf86DrvMsg(pScrn->scrnIndex,X_ERROR,"Unable to load Rage Theatre module\n");
					xfree(pPriv->theatre);
					goto skip_theatre;
				}
				pPriv->theatre->microc_path = info->RageTheatreMicrocPath;
				pPriv->theatre->microc_type = info->RageTheatreMicrocType;
				break;
			}
			default:
			{
				xf86DrvMsg(pScrn->scrnIndex,X_ERROR,"Unknown Theatre chip\n");
				xfree(pPriv->theatre);
				goto skip_theatre;
			}
		}
		xf86LoaderReqSymbols(TheatreSymbolsList, NULL);
	}
    
	if(pPriv->theatre!=NULL)
	{
		xf86_InitTheatre(pPriv->theatre);
		if(pPriv->theatre->mode == MODE_UNINITIALIZED)
		{
			Xfree(pPriv->theatre);
			pPriv->theatre = NULL;
			xf86DrvMsg(pScrn->scrnIndex,X_INFO,"Rage Theatre disabled\n");
			/* Here the modules must be unloaded */
			goto skip_theatre;
		}
	}
  
    if(pPriv->theatre!=NULL){	
        xf86_ResetTheatreRegsForNoTVout(pPriv->theatre);
        xf86_RT_SetTint(pPriv->theatre, pPriv->dec_hue);
        xf86_RT_SetSaturation(pPriv->theatre, pPriv->dec_saturation);
        xf86_RT_SetSharpness(pPriv->theatre, RT_NORM_SHARPNESS);
        xf86_RT_SetContrast(pPriv->theatre, pPriv->dec_contrast);
        xf86_RT_SetBrightness(pPriv->theatre, pPriv->dec_brightness);  
	
        RADEON_RT_SetEncoding(pScrn, pPriv);	
	}
	
skip_theatre:

    return adapt;
}

static XF86VideoAdaptorPtr
RADEONSetupImageVideo(ScreenPtr pScreen)
{
    ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
    RADEONPortPrivPtr pPriv;
    XF86VideoAdaptorPtr adapt;

    if(!(adapt = RADEONAllocAdaptor(pScrn)))
	return NULL;

    adapt->type = XvWindowMask | XvInputMask | XvImageMask;
    adapt->flags = VIDEO_OVERLAID_IMAGES | VIDEO_CLIP_TO_VIEWPORT;
    adapt->name = "ATI Radeon Video Overlay";
    adapt->nEncodings = 1;
    adapt->pEncodings = &DummyEncoding;
    adapt->nFormats = NUM_FORMATS;
    adapt->pFormats = Formats;
    adapt->nPorts = 1;
    adapt->nAttributes = NUM_ATTRIBUTES;
    adapt->pAttributes = Attributes;
    adapt->nImages = NUM_IMAGES;
    adapt->pImages = Images;
    adapt->PutVideo = NULL;
    adapt->PutStill = NULL;
    adapt->GetVideo = NULL;
    adapt->GetStill = NULL;
    adapt->StopVideo = RADEONStopVideo;
    adapt->SetPortAttribute = RADEONSetPortAttribute;
    adapt->GetPortAttribute = RADEONGetPortAttribute;
    adapt->QueryBestSize = RADEONQueryBestSize;
    adapt->PutImage = RADEONPutImage;
    adapt->QueryImageAttributes = RADEONQueryImageAttributes;

    pPriv = (RADEONPortPrivPtr)(adapt->pPortPrivates[0].ptr);
    REGION_NULL(pScreen, &(pPriv->clip));

    if(pPriv->theatre != NULL) 
    {
	/* video decoder is present, extend capabilities */
       adapt->nEncodings = 13;
       adapt->pEncodings = InputVideoEncodings;
       adapt->type |= XvVideoMask;
       adapt->nAttributes = NUM_DEC_ATTRIBUTES;    
       adapt->PutVideo = RADEONPutVideo;
    }

    RADEONResetVideo(pScrn);

    return adapt;
}

static void
RADEONStopVideo(ScrnInfoPtr pScrn, pointer data, Bool cleanup)
{
  RADEONInfoPtr info = RADEONPTR(pScrn);
  unsigned char *RADEONMMIO = info->MMIO;
  RADEONPortPrivPtr pPriv = (RADEONPortPrivPtr)data;

  REGION_EMPTY(pScrn->pScreen, &pPriv->clip);

  if(cleanup) {
     if(pPriv->videoStatus & CLIENT_VIDEO_ON) {
	RADEONWaitForFifo(pScrn, 2);
	OUTREG(RADEON_OV0_SCALE_CNTL, 0);
     }
     if(pPriv->video_stream_active){
        RADEONWaitForFifo(pScrn, 2);
        OUTREG(RADEON_FCP_CNTL, RADEON_FCP0_SRC_GND);
        OUTREG(RADEON_CAP0_TRIG_CNTL, 0);
        RADEONResetVideo(pScrn);
        pPriv->video_stream_active = FALSE;
        if(pPriv->msp3430 != NULL) xf86_MSP3430SetVolume(pPriv->msp3430, MSP3430_FAST_MUTE);
		if(pPriv->uda1380 != NULL) xf86_uda1380_mute(pPriv->uda1380, TRUE);
        if(pPriv->i2c != NULL) RADEON_board_setmisc(pPriv);
     }
     if (pPriv->video_memory != NULL) {
	 RADEONFreeMemory(pScrn, pPriv->video_memory);
	 pPriv->video_memory = NULL;
     }
     pPriv->videoStatus = 0;
  } else {
     if(pPriv->videoStatus & CLIENT_VIDEO_ON) {
	pPriv->videoStatus |= OFF_TIMER;
	pPriv->offTime = currentTime.milliseconds + OFF_DELAY;
     }
  }
}

static int