1 files changed, 33 insertions, 23 deletions

diff --git a/src/mesa/drivers/dri/r200/r200_tcl.c b/src/mesa/drivers/dri/r200/r200_tcl.c
index f3f558b7de..d43e14581e 100644
--- a/src/mesa/drivers/dri/r200/r200_tcl.c
+++ b/src/mesa/drivers/dri/r200/r200_tcl.c
@@ -404,8 +404,9 @@ static GLuint r200EnsureEmitSize( GLcontext * ctx , GLubyte* vimap_rev )
          rendering code may decide convert to elts.
 	 In that case we have to make pessimistic prediction.
 	 and use larger of 2 paths. */
-      const GLuint elts = ELTS_BUFSZ(nr_aos);
-      const GLuint index = INDEX_BUFSZ;
+      const GLuint elt_count =(VB->Primitive[i].count/GET_MAX_HW_ELTS() + 1);
+      const GLuint elts = ELTS_BUFSZ(nr_aos) * elt_count;
+      const GLuint index = INDEX_BUFSZ * elt_count;
       const GLuint vbuf = VBUF_BUFSZ;
       if ( (!VB->Elts && VB->Primitive[i].count >= MAX_CONVERSION_SIZE)
 	  || vbuf > index + elts)
@@ -687,25 +688,34 @@ static char *getFallbackString(GLuint bit)
 
 void r200TclFallback( GLcontext *ctx, GLuint bit, GLboolean mode )
 {
-   r200ContextPtr rmesa = R200_CONTEXT(ctx);
-   GLuint oldfallback = rmesa->radeon.TclFallback;
-
-   if (mode) {
-      rmesa->radeon.TclFallback |= bit;
-      if (oldfallback == 0) {
-	 if (R200_DEBUG & RADEON_FALLBACKS)
-	    fprintf(stderr, "R200 begin tcl fallback %s\n",
-		    getFallbackString( bit ));
-	 transition_to_swtnl( ctx );
-      }
-   }
-   else {
-      rmesa->radeon.TclFallback &= ~bit;
-      if (oldfallback == bit) {
-	 if (R200_DEBUG & RADEON_FALLBACKS)
-	    fprintf(stderr, "R200 end tcl fallback %s\n",
-		    getFallbackString( bit ));
-	 transition_to_hwtnl( ctx );
-      }
-   }
+	r200ContextPtr rmesa = R200_CONTEXT(ctx);
+	GLuint oldfallback = rmesa->radeon.TclFallback;
+
+	if (mode) {
+		if (oldfallback == 0) {
+			/* We have to flush before transition */
+			if ( rmesa->radeon.dma.flush )
+				rmesa->radeon.dma.flush( rmesa->radeon.glCtx );
+
+			if (R200_DEBUG & RADEON_FALLBACKS)
+				fprintf(stderr, "R200 begin tcl fallback %s\n",
+						getFallbackString( bit ));
+			rmesa->radeon.TclFallback |= bit;
+			transition_to_swtnl( ctx );
+		} else
+			rmesa->radeon.TclFallback |= bit;
+	} else {
+		if (oldfallback == bit) {
+			/* We have to flush before transition */
+			if ( rmesa->radeon.dma.flush )
+				rmesa->radeon.dma.flush( rmesa->radeon.glCtx );
+
+			if (R200_DEBUG & RADEON_FALLBACKS)
+				fprintf(stderr, "R200 end tcl fallback %s\n",
+						getFallbackString( bit ));
+			rmesa->radeon.TclFallback &= ~bit;
+			transition_to_hwtnl( ctx );
+		} else
+			rmesa->radeon.TclFallback &= ~bit;
+	}
 }