patch to increate MaxTextureLevels to 11 (Benno Schulenberg)

src/mesa/drivers/dri/common/xmlpool/options.h

@@ -88,6 +88,11 @@ DRI_CONF_SECTION_BEGIN \
 	DRI_CONF_DESC(nl,"Beeldkwaliteit") \
 	DRI_CONF_DESC(fr,"Qualité d'image")
 
+#define DRI_CONF_EXCESS_MIPMAP(def) \
+DRI_CONF_OPT_BEGIN(excess_mipmap,bool,def) \
+	DRI_CONF_DESC(en,"Enable extra mipmap level") \
+DRI_CONF_OPT_END
+
 #define DRI_CONF_TEXTURE_DEPTH_FB       0
 #define DRI_CONF_TEXTURE_DEPTH_32       1
 #define DRI_CONF_TEXTURE_DEPTH_16       2

src/mesa/drivers/dri/common/xmlpool/t_options.h

@@ -68,6 +68,11 @@ DRI_CONF_OPT_END
 DRI_CONF_SECTION_BEGIN \
 	DRI_CONF_DESC(en,gettext("Image Quality"))
 
+#define DRI_CONF_EXCESS_MIPMAP(def) \
+DRI_CONF_OPT_BEGIN(excess_mipmap,bool,def) \
+	DRI_CONF_DESC(en,"Enable extra mipmap level") \
+DRI_CONF_OPT_END
+
 #define DRI_CONF_TEXTURE_DEPTH_FB       0
 #define DRI_CONF_TEXTURE_DEPTH_32       1
 #define DRI_CONF_TEXTURE_DEPTH_16       2

src/mesa/drivers/dri/unichrome/via_context.c

@@ -365,7 +365,7 @@ viaCreateContext(const __GLcontextModes *visual,
     /* Parse configuration files.
      */
     driParseConfigFiles (&vmesa->optionCache, &viaScreen->optionCache,
-			 sPriv->myNum, "via");
+			 sPriv->myNum, "unichrome");
 
     /* pick back buffer */
     vmesa->hasBack = visual->doubleBufferMode;
@@ -441,8 +441,12 @@ viaCreateContext(const __GLcontextModes *visual,
     driContextPriv->driverPrivate = vmesa;
 
     ctx = vmesa->glCtx;
-    
-    ctx->Const.MaxTextureLevels = 10;    
+
+    if (driQueryOptionb(&vmesa->optionCache, "excess_mipmap"))
+      ctx->Const.MaxTextureLevels = 11;
+    else
+      ctx->Const.MaxTextureLevels = 10;
+
     ctx->Const.MaxTextureUnits = 2;
     ctx->Const.MaxTextureImageUnits = ctx->Const.MaxTextureUnits;
     ctx->Const.MaxTextureCoordUnits = ctx->Const.MaxTextureUnits;
@@ -541,20 +545,14 @@ viaCreateContext(const __GLcontextModes *visual,
        VIA_DEBUG = driParseDebugString( getenv( "VIA_DEBUG" ),
 					debug_control );
 
-    if (getenv("VIA_NO_RAST"))
+    if (getenv("VIA_NO_RAST") ||
+        driQueryOptionb(&vmesa->optionCache, "no_rast"))
        FALLBACK(vmesa, VIA_FALLBACK_USER_DISABLE, 1);
 
-    /* I don't understand why this isn't working:
-     */
     vmesa->vblank_flags =
        vmesa->viaScreen->irqEnabled ?
         driGetDefaultVBlankFlags(&vmesa->optionCache) : VBLANK_FLAG_NO_IRQ;
 
-    /* Hack this up in its place:
-     */
-    vmesa->vblank_flags = (getenv("VIA_VSYNC") ? 
-			   VBLANK_FLAG_SYNC : VBLANK_FLAG_NO_IRQ);
-
     if (getenv("VIA_PAGEFLIP"))
        vmesa->allowPageFlip = 1;
 
@@ -612,7 +610,9 @@ viaDestroyContext(__DRIcontextPrivate *driContextPriv)
 	assert (is_empty_list(&vmesa->tex_image_list[VIA_MEM_SYSTEM]));
 	assert (is_empty_list(&vmesa->freed_tex_buffers));
 
-        FREE(vmesa);
+	driDestroyOptionCache(&vmesa->optionCache);
+
+	FREE(vmesa);
     }
 }
 

src/mesa/drivers/dri/unichrome/via_screen.c

@@ -45,16 +45,16 @@
 
 #include "GL/internal/dri_interface.h"
 
-/* Radeon configuration
- */
 #include "xmlpool.h"
 
 const char __driConfigOptions[] =
 DRI_CONF_BEGIN
     DRI_CONF_SECTION_PERFORMANCE
-        DRI_CONF_FTHROTTLE_MODE(DRI_CONF_FTHROTTLE_IRQS)
         DRI_CONF_VBLANK_MODE(DRI_CONF_VBLANK_DEF_INTERVAL_0)
     DRI_CONF_SECTION_END
+    DRI_CONF_SECTION_QUALITY
+        DRI_CONF_EXCESS_MIPMAP(false)
+    DRI_CONF_SECTION_END
     DRI_CONF_SECTION_DEBUG
         DRI_CONF_NO_RAST(false)
     DRI_CONF_SECTION_END
@@ -130,7 +130,6 @@ viaInitDriver(__DRIscreenPrivate *sPriv)
     viaScreen->fbOffset = 0;
     viaScreen->fbSize = gDRIPriv->fbSize;
     viaScreen->irqEnabled = gDRIPriv->irqEnabled;
-    viaScreen->irqEnabled = 1;
 
     if (VIA_DEBUG & DEBUG_DRI) {
 	fprintf(stderr, "deviceID = %08x\n", viaScreen->deviceID);
@@ -200,6 +199,8 @@ viaDestroyScreen(__DRIscreenPrivate *sPriv)
 
     via_free_empty_buffers(viaScreen->bufs);
 
+    driDestroyOptionInfo(&viaScreen->optionCache);
+
     FREE(viaScreen);
     sPriv->private = NULL;
 }
@@ -424,38 +425,17 @@ void * __driCreateNewScreen_20050727( __DRInativeDisplay *dpy, int scrn,
                                               VIA_DRIDDX_VERSION_PATCH };
    static const __DRIversion dri_expected = { 4, 0, 0 };
    static const __DRIversion drm_expected = { 2, 3, 0 };
-   static const __DRIversion drm_compat = {3, 0, 0};
    static const char *driver_name = "Unichrome";
 
    dri_interface = interface;
 
-   /*
-    * Check ddx and dri only.
-    */
-
    if ( ! driCheckDriDdxDrmVersions2( driver_name,
 				      dri_version, & dri_expected,
 				      ddx_version, & ddx_expected,
-				      drm_version, drm_version) ) {
+				      drm_version, & drm_expected) ) {
       return NULL;
    }
       
-   /*
-    * Check drm version with major versioning span.
-    */
-
-   if (((drm_version->major < drm_expected.major) ||
-	(drm_version->major > drm_compat.major)) ||
-       ((drm_version->major == drm_expected.major) &&
-	(drm_version->minor < drm_expected.minor))) {
-
-      fprintf(stderr, "%s DRI driver expected DRM version %d.%d.x - %d.x.x "
-	      "but got version %d.%d.%d\n", driver_name,
-	      drm_expected.major, drm_expected.minor, drm_compat.major,
-	      drm_version->major, drm_version->minor, drm_version->patch);
-      return NULL;
-   }
-
    psp = __driUtilCreateNewScreen(dpy, scrn, psc, NULL,
 				  ddx_version, dri_version, drm_version,
 				  frame_buffer, pSAREA, fd,

src/mesa/drivers/dri/unichrome/via_tex.c

@@ -512,6 +512,13 @@ static GLboolean viaSetTexImages(GLcontext *ctx,
 
    numLevels = lastLevel - firstLevel + 1;
 
+   /* The hardware supports only 10 mipmap levels; ignore higher levels.
+    */
+   if ((numLevels > 10) && (ctx->Const.MaxTextureLevels > 10)) {
+       lastLevel -= numLevels - 10;
+       numLevels = 10;
+   }
+
    /* save these values, check if they effect the residency of the
     * texture:
     */