1 files changed, 30 insertions, 27 deletions

diff --git a/src/mesa/drivers/dri/i915tex/intel_context.c b/src/mesa/drivers/dri/i915tex/intel_context.c
index c927dca8e5..40ea756412 100644
--- a/src/mesa/drivers/dri/i915tex/intel_context.c
+++ b/src/mesa/drivers/dri/i915tex/intel_context.c
@@ -619,12 +619,23 @@ intelMakeCurrent(__DRIcontextPrivate * driContextPriv,
       if (intel->ctx.DrawBuffer == &intel_fb->Base) {
 
 	 if (intel->driDrawable != driDrawPriv) {
-	    intel_fb->vblank_flags = (intel->intelScreen->irq_active != 0)
-	       ? driGetDefaultVBlankFlags(&intel->optionCache)
-	       : VBLANK_FLAG_NO_IRQ;
-	    (*dri_interface->getUST) (&intel_fb->swap_ust);
-	    driDrawableInitVBlank(driDrawPriv, intel_fb->vblank_flags,
-				  &intel_fb->vbl_seq);
+	    if (driDrawPriv->pdraw->swap_interval == (unsigned)-1) {
+	       int i;
+
+	       intel_fb->vblank_flags = (intel->intelScreen->irq_active != 0)
+		  ? driGetDefaultVBlankFlags(&intel->optionCache)
+		 : VBLANK_FLAG_NO_IRQ;
+
+	       (*dri_interface->getUST) (&intel_fb->swap_ust);
+	       driDrawableInitVBlank(driDrawPriv, intel_fb->vblank_flags,
+				     &intel_fb->vbl_seq);
+	       intel_fb->vbl_waited = intel_fb->vbl_seq;
+
+	       for (i = 0; i < (intel->intelScreen->third.handle ? 3 : 2); i++) {
+		  if (intel_fb->color_rb[i])
+		     intel_fb->color_rb[i]->vbl_pending = intel_fb->vbl_seq;
+	       }
+	    }
 	    intel->driDrawable = driDrawPriv;
 	    intelWindowMoved(intel);
 	 }
@@ -670,37 +681,27 @@ intelContendedLock(struct intel_context *intel, GLuint flags)
    if (sarea->width != intel->width ||
        sarea->height != intel->height ||
        sarea->rotation != intel->current_rotation) {
-      
-      void *batchMap = intel->batch->map;
-      
+      int numClipRects = intel->numClipRects;
+
       /*
        * FIXME: Really only need to do this when drawing to a
        * common back- or front buffer.
        */
 
       /*
-       * This will drop the outstanding batchbuffer on the floor
+       * This will essentially drop the outstanding batchbuffer on the floor.
        */
+      intel->numClipRects = 0;
 
-      if (batchMap != NULL) {
-	 driBOUnmap(intel->batch->buffer);
-	 intel->batch->map = NULL;
-      }
-
-      intel_batchbuffer_reset(intel->batch);
+      if (intel->Fallback)
+	 _swrast_flush(&intel->ctx);
 
-      if (batchMap == NULL) {
-	 driBOUnmap(intel->batch->buffer);
-	 intel->batch->map = NULL;
-      }
+      INTEL_FIREVERTICES(intel);
 
-      /* lose all primitives */
-      intel->prim.primitive = ~0;
-      intel->prim.start_ptr = 0;
-      intel->prim.flush = 0;
+      if (intel->batch->map != intel->batch->ptr)
+	 intel_batchbuffer_flush(intel->batch);
 
-      /* re-emit all state */
-      intel->vtbl.lost_hardware(intel);
+      intel->numClipRects = numClipRects;
 
       /* force window update */
       intel->lastStamp = 0;
@@ -741,7 +742,9 @@ void LOCK_HARDWARE( struct intel_context *intel )
 				    BUFFER_BACK_LEFT);
     }
 
-    if (intel_rb && (intel_fb->vbl_waited - intel_rb->vbl_pending) > (1<<23)) {
+    if (intel_rb && intel_fb->vblank_flags &&
+	!(intel_fb->vblank_flags & VBLANK_FLAG_NO_IRQ) &&
+	(intel_fb->vbl_waited - intel_rb->vbl_pending) > (1<<23)) {
 	drmVBlank vbl;
 
 	vbl.request.type = DRM_VBLANK_ABSOLUTE;