update xf86-video-mga to 1.4.9

1 files changed, 241 insertions, 65 deletions

diff --git a/driver/xf86-video-mga/src/mga_dri.c b/driver/xf86-video-mga/src/mga_dri.c
index 103279d21..3fda62378 100644
--- a/driver/xf86-video-mga/src/mga_dri.c
+++ b/driver/xf86-video-mga/src/mga_dri.c
@@ -1,5 +1,3 @@
-/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/mga/mga_dri.c,v 1.31tsi Exp $ */
-
 /*
  * Copyright 2000 VA Linux Systems Inc., Fremont, California.
  * All Rights Reserved.
@@ -38,11 +36,6 @@
 
 #include "xf86PciInfo.h"
 #include "xf86Pci.h"
-#define PSZ 8
-#include "cfb.h"
-#undef PSZ
-#include "cfb16.h"
-#include "cfb32.h"
 
 #include "miline.h"
 
@@ -76,13 +69,6 @@
 static char MGAKernelDriverName[] = "mga";
 static char MGAClientDriverName[] = "mga";
 
-/* DRI buffer management
- */
-extern void mgaDRIInitBuffers( WindowPtr pWin, RegionPtr prgn, CARD32 index );
-extern void mgaDRIMoveBuffers( WindowPtr pParent, DDXPointRec ptOldOrg,
-    RegionPtr prgnSrc, CARD32 index );
-
-
 /* Initialize the visual configs that are supported by the hardware.
  * These are combined with the visual configs that the indirect
  * rendering core supports, and the intersection is exported to the
@@ -496,7 +482,6 @@ MGADRISwapContextShared( ScreenPtr pScreen, DRISyncType syncType,
    }
 }
 
-#ifdef USE_XAA
 void MGASelectBuffer( ScrnInfoPtr pScrn, int which )
 {
    MGAPtr pMga = MGAPTR(pScrn);
@@ -518,8 +503,6 @@ void MGASelectBuffer( ScrnInfoPtr pScrn, int which )
       break;
    }
 }
-#endif
-
 
 static unsigned int mylog2( unsigned int n )
 {
@@ -618,8 +601,8 @@ static Bool MGADRIBootstrapDMA(ScreenPtr pScreen)
 	xf86DrvMsg( pScreen->myNum, X_INFO,
 		    "[agp] Mode 0x%08lx [AGP 0x%04x/0x%04x; Card 0x%04x/0x%04x]\n",
 		    mode, vendor, device,
-		    pMga->PciInfo->vendor,
-		    pMga->PciInfo->chipType );
+		    VENDOR_ID(pMga->PciInfo),
+		    DEVICE_ID(pMga->PciInfo));
 
 	if ( drmAgpEnable( pMga->drmFD, mode ) < 0 ) {
 	    xf86DrvMsg( pScreen->myNum, X_ERROR, "[agp] AGP not enabled\n" );
@@ -766,7 +749,7 @@ static Bool MGADRIBootstrapDMA(ScreenPtr pScreen)
 	pMGADRIServer->registers.size = MGAIOMAPSIZE;
 
 	if ( drmAddMap( pMga->drmFD,
-			(drm_handle_t)pMga->IOAddress,
+			(drm_handle_t) MGA_IO_ADDRESS(pMga),
 			pMGADRIServer->registers.size,
 			DRM_REGISTERS, DRM_READ_ONLY,
 			&pMGADRIServer->registers.handle ) < 0 ) {
@@ -803,23 +786,16 @@ static Bool MGADRIKernelInit( ScreenPtr pScreen )
    drm_mga_init_t init;
    int ret;
 
+
+   if (!pMga->chip_attribs->dri_capable) {
+       return FALSE;
+   }
+
    memset( &init, 0, sizeof(drm_mga_init_t) );
 
    init.func = MGA_INIT_DMA;
    init.sarea_priv_offset = sizeof(XF86DRISAREARec);
-
-   switch ( pMga->Chipset ) {
-   case PCI_CHIP_MGAG550:
-   case PCI_CHIP_MGAG400:
-      init.chipset = MGA_CARD_TYPE_G400;
-      break;
-   case PCI_CHIP_MGAG200:
-   case PCI_CHIP_MGAG200_PCI:
-      init.chipset = MGA_CARD_TYPE_G200;
-      break;
-   default:
-      return FALSE;
-   }
+   init.chipset = pMga->chip_attribs->dri_chipset;
    init.sgram = !pMga->HasSDRAM;
 
    init.maccess = pMga->MAccess;
@@ -859,20 +835,26 @@ static Bool MGADRIKernelInit( ScreenPtr pScreen )
    return TRUE;
 }
 
+/* FIXME: This function uses the DRM to get the IRQ, but the pci_device
+ * FIXME: structure (PciInfo) already has that information.
+ */
 static void MGADRIIrqInit(MGAPtr pMga, ScreenPtr pScreen)
 {
    ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
 
-   /*   version = drmGetVersion(pMga->drmFD);
-      if ( version ) {
-         if ( version->version_major != 3 ||
-	      version->version_minor < 0 ) {*/
    if (!pMga->irq) {
-      pMga->irq = drmGetInterruptFromBusID(
-	 pMga->drmFD,
+      pMga->irq = drmGetInterruptFromBusID(pMga->drmFD,
+#ifdef XSERVER_LIBPCIACCESS
+					   ((pMga->PciInfo->domain << 8) |
+					    pMga->PciInfo->bus),
+					   pMga->PciInfo->dev,
+					   pMga->PciInfo->func
+#else
 	 ((pciConfigPtr)pMga->PciInfo->thisCard)->busnum,
 	 ((pciConfigPtr)pMga->PciInfo->thisCard)->devnum,
-	 ((pciConfigPtr)pMga->PciInfo->thisCard)->funcnum);
+	 ((pciConfigPtr)pMga->PciInfo->thisCard)->funcnum
+#endif
+					   );
 
       if((drmCtlInstHandler(pMga->drmFD, pMga->irq)) != 0) {
 	 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
@@ -911,6 +893,200 @@ static Bool MGADRIBuffersInit( ScreenPtr pScreen )
     return TRUE;
 }
 
+#ifdef USE_XAA
+static void MGADRIInitBuffersXAA(WindowPtr pWin, RegionPtr prgn,
+                                 CARD32 index)
+{
+    ScreenPtr pScreen = pWin->drawable.pScreen;
+    ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
+    MGAPtr pMga = MGAPTR(pScrn);
+    BoxPtr pbox = REGION_RECTS(prgn);
+    int nbox  = REGION_NUM_RECTS(prgn);
+    XAAInfoRecPtr xaa = pMga->AccelInfoRec;
+
+    CHECK_DMA_QUIESCENT(MGAPTR(pScrn), pScrn);
+
+    xaa->SetupForSolidFill(pScrn, 0, GXcopy, -1);
+
+    while (nbox--) {
+        MGASelectBuffer(pScrn, MGA_BACK);
+        xaa->SubsequentSolidFillRect(pScrn, pbox->x1, pbox->y1,
+                                     pbox->x2-pbox->x1, pbox->y2-pbox->y1);
+        MGASelectBuffer(pScrn, MGA_DEPTH);
+        xaa->SubsequentSolidFillRect(pScrn, pbox->x1, pbox->y1,
+                                     pbox->x2-pbox->x1, pbox->y2-pbox->y1);
+        pbox++;
+    }
+
+    MGASelectBuffer(pScrn, MGA_FRONT);
+
+    pMga->AccelInfoRec->NeedToSync = TRUE;
+}
+#endif
+
+#ifdef USE_EXA
+static void MGADRIInitBuffersEXA(WindowPtr pWin, RegionPtr prgn,
+                                 CARD32 index)
+{
+    /* FIXME */
+}
+#endif
+
+#ifdef USE_XAA
+/*
+  This routine is a modified form of XAADoBitBlt with the calls to
+  ScreenToScreenBitBlt built in. My routine has the prgnSrc as source
+  instead of destination. My origin is upside down so the ydir cases
+  are reversed.
+*/
+static void MGADRIMoveBuffersXAA(WindowPtr pParent, DDXPointRec ptOldOrg,
+                                 RegionPtr prgnSrc, CARD32 index)
+{
+    ScreenPtr pScreen = pParent->drawable.pScreen;
+    ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
+    MGAPtr pMga = MGAPTR(pScrn);
+    int nbox;
+    BoxPtr pbox, pboxTmp, pboxNext, pboxBase, pboxNew1, pboxNew2;
+    DDXPointPtr pptTmp, pptNew1, pptNew2;
+    int xdir, ydir;
+    int dx, dy;
+    DDXPointPtr pptSrc;
+    int screenwidth = pScrn->virtualX;
+    int screenheight = pScrn->virtualY;
+    XAAInfoRecPtr xaa = pMga->AccelInfoRec;
+
+    CHECK_DMA_QUIESCENT(pMga, pScrn);
+
+    pbox = REGION_RECTS(prgnSrc);
+    nbox = REGION_NUM_RECTS(prgnSrc);
+    pboxNew1 = 0;
+    pptNew1 = 0;
+    pboxNew2 = 0;
+    pboxNew2 = 0;
+    pptSrc = &ptOldOrg;
+
+    dx = pParent->drawable.x - ptOldOrg.x;
+    dy = pParent->drawable.y - ptOldOrg.y;
+
+    /* If the copy will overlap in Y, reverse the order */
+    if (dy>0) {
+        ydir = -1;
+
+        if (nbox>1) {
+	    /* Keep ordering in each band, reverse order of bands */
+	    pboxNew1 = (BoxPtr)xalloc(sizeof(BoxRec)*nbox);
+	    if (!pboxNew1) return;
+	    pptNew1 = (DDXPointPtr)xalloc(sizeof(DDXPointRec)*nbox);
+	    if (!pptNew1) {
+	        xfree(pboxNew1);
+	        return;
+	    }
+	    pboxBase = pboxNext = pbox+nbox-1;
+	    while (pboxBase >= pbox) {
+	        while ((pboxNext >= pbox) && (pboxBase->y1 == pboxNext->y1))
+		  pboxNext--;
+	        pboxTmp = pboxNext+1;
+	        pptTmp = pptSrc + (pboxTmp - pbox);
+	        while (pboxTmp <= pboxBase) {
+		    *pboxNew1++ = *pboxTmp++;
+		    *pptNew1++ = *pptTmp++;
+		}
+	        pboxBase = pboxNext;
+	    }
+	    pboxNew1 -= nbox;
+	    pbox = pboxNew1;
+	    pptNew1 -= nbox;
+	    pptSrc = pptNew1;
+	}
+    } else {
+        /* No changes required */
+        ydir = 1;
+    }
+
+    /* If the regions will overlap in X, reverse the order */
+    if (dx>0) {
+        xdir = -1;
+
+        if (nbox > 1) {
+	    /*reverse orderof rects in each band */
+	    pboxNew2 = (BoxPtr)xalloc(sizeof(BoxRec)*nbox);
+	    pptNew2 = (DDXPointPtr)xalloc(sizeof(DDXPointRec)*nbox);
+	    if (!pboxNew2 || !pptNew2) {
+	        if (pptNew2) xfree(pptNew2);
+	        if (pboxNew2) xfree(pboxNew2);
+	        if (pboxNew1) {
+		    xfree(pptNew1);
+		    xfree(pboxNew1);
+		}
+	       return;
+	    }
+	    pboxBase = pboxNext = pbox;
+	    while (pboxBase < pbox+nbox) {
+	        while ((pboxNext < pbox+nbox) &&
+		       (pboxNext->y1 == pboxBase->y1))
+		  pboxNext++;
+	        pboxTmp = pboxNext;
+	        pptTmp = pptSrc + (pboxTmp - pbox);
+	        while (pboxTmp != pboxBase) {
+		    *pboxNew2++ = *--pboxTmp;
+		    *pptNew2++ = *--pptTmp;
+		}
+	        pboxBase = pboxNext;
+	    }
+	    pboxNew2 -= nbox;
+	    pbox = pboxNew2;
+	    pptNew2 -= nbox;
+	    pptSrc = pptNew2;
+	}
+    } else {
+        /* No changes are needed */
+        xdir = 1;
+    }
+
+    xaa->SetupForScreenToScreenCopy(pScrn, xdir, ydir, GXcopy, -1, -1);
+    for ( ; nbox-- ; pbox++) {
+	 int x1 = pbox->x1;
+	 int y1 = pbox->y1;
+	 int destx = x1 + dx;
+	 int desty = y1 + dy;
+	 int w = pbox->x2 - x1 + 1;
+	 int h = pbox->y2 - y1 + 1;
+
+	 if ( destx < 0 ) x1 -= destx, w += destx, destx = 0;
+	 if ( desty < 0 ) y1 -= desty, h += desty, desty = 0;
+	 if ( destx + w > screenwidth ) w = screenwidth - destx;
+	 if ( desty + h > screenheight ) h = screenheight - desty;
+	 if ( w <= 0 ) continue;
+	 if ( h <= 0 ) continue;
+
+	 MGASelectBuffer(pScrn, MGA_BACK);
+	 xaa->SubsequentScreenToScreenCopy(pScrn, x1, y1, destx, desty, w, h);
+	 MGASelectBuffer(pScrn, MGA_DEPTH);
+	 xaa->SubsequentScreenToScreenCopy(pScrn, x1, y1, destx, desty, w, h);
+    }
+    MGASelectBuffer(pScrn, MGA_FRONT);
+
+    if (pboxNew2) {
+        xfree(pptNew2);
+        xfree(pboxNew2);
+    }
+    if (pboxNew1) {
+        xfree(pptNew1);
+        xfree(pboxNew1);
+    }
+
+    pMga->AccelInfoRec->NeedToSync = TRUE;
+
+}
+#endif
+
+#ifdef USE_EXA
+static void MGADRIMoveBuffersEXA(WindowPtr pParent, DDXPointRec ptOldOrg,
+                                 RegionPtr prgnSrc, CARD32 index)
+{
+    /* FIXME */
+}
+#endif
 
 Bool MGADRIScreenInit( ScreenPtr pScreen )
 {
@@ -920,13 +1096,7 @@ Bool MGADRIScreenInit( ScreenPtr pScreen )
    MGADRIPtr pMGADRI;
    MGADRIServerPrivatePtr pMGADRIServer;
 
-   switch(pMga->Chipset) {
-   case PCI_CHIP_MGAG550:
-   case PCI_CHIP_MGAG400:
-   case PCI_CHIP_MGAG200:
-   case PCI_CHIP_MGAG200_PCI:
-       break;
-   default:
+   if (!pMga->chip_attribs->dri_capable) {
        xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "[drm] Direct rendering only supported with G200/G400/G450/G550.\n");
        return FALSE;
    }
@@ -983,13 +1153,19 @@ Bool MGADRIScreenInit( ScreenPtr pScreen )
    } else {
       pDRIInfo->busIdString = xalloc(64);
       sprintf( pDRIInfo->busIdString, "PCI:%d:%d:%d",
+#ifdef XSERVER_LIBPCIACCESS
+	       ((pMga->PciInfo->domain << 8) | pMga->PciInfo->bus),
+	       pMga->PciInfo->dev, pMga->PciInfo->func
+#else
 	       ((pciConfigPtr)pMga->PciInfo->thisCard)->busnum,
 	       ((pciConfigPtr)pMga->PciInfo->thisCard)->devnum,
-	       ((pciConfigPtr)pMga->PciInfo->thisCard)->funcnum );
+	       ((pciConfigPtr)pMga->PciInfo->thisCard)->funcnum
+#endif
+	       );
    }
-   pDRIInfo->ddxDriverMajorVersion = MGA_MAJOR_VERSION;
-   pDRIInfo->ddxDriverMinorVersion = MGA_MINOR_VERSION;
-   pDRIInfo->ddxDriverPatchVersion = MGA_PATCHLEVEL;
+   pDRIInfo->ddxDriverMajorVersion = PACKAGE_VERSION_MAJOR;
+   pDRIInfo->ddxDriverMinorVersion = PACKAGE_VERSION_MINOR;
+   pDRIInfo->ddxDriverPatchVersion = PACKAGE_VERSION_PATCHLEVEL;
    pDRIInfo->frameBufferPhysicalAddress = (void *) pMga->FbAddress;
    pDRIInfo->frameBufferSize = pMga->FbMapSize;
    pDRIInfo->frameBufferStride = pScrn->displayWidth*(pScrn->bitsPerPixel/8);
@@ -1057,8 +1233,19 @@ Bool MGADRIScreenInit( ScreenPtr pScreen )
       pDRIInfo->SwapContext = MGADRISwapContext;
    }
 
-   pDRIInfo->InitBuffers = mgaDRIInitBuffers;
-   pDRIInfo->MoveBuffers = mgaDRIMoveBuffers;
+#ifdef USE_EXA
+    if (pMga->Exa) {
+        pDRIInfo->InitBuffers = MGADRIInitBuffersEXA;
+        pDRIInfo->MoveBuffers = MGADRIMoveBuffersEXA;
+    } else {
+#endif
+#ifdef USE_XAA
+        pDRIInfo->InitBuffers = MGADRIInitBuffersXAA;
+        pDRIInfo->MoveBuffers = MGADRIMoveBuffersXAA;
+#endif
+#ifdef USE_EXA
+    }
+#endif
 
    pDRIInfo->bufferRequests = DRI_ALL_WINDOWS;
 
@@ -1217,18 +1404,7 @@ Bool MGADRIFinishScreenInit( ScreenPtr pScreen )
 
    MGADRIIrqInit(pMga, pScreen);
 
-   switch(pMga->Chipset) {
-   case PCI_CHIP_MGAG550:
-   case PCI_CHIP_MGAG400:
-      pMGADRI->chipset = MGA_CARD_TYPE_G400;
-      break;
-   case PCI_CHIP_MGAG200:
-   case PCI_CHIP_MGAG200_PCI:
-      pMGADRI->chipset = MGA_CARD_TYPE_G200;
-      break;
-   default:
-      return FALSE;
-   }
+   pMGADRI->chipset		= pMga->chip_attribs->dri_chipset;
    pMGADRI->width		= pScrn->virtualX;
    pMGADRI->height		= pScrn->virtualY;
    pMGADRI->cpp			= pScrn->bitsPerPixel / 8;