4 files changed, 6 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_batchbuffer.c b/src/mesa/drivers/dri/intel/intel_batchbuffer.c
index 9768b0deee7..767c9034bfd 100644
--- a/src/mesa/drivers/dri/intel/intel_batchbuffer.c
+++ b/src/mesa/drivers/dri/intel/intel_batchbuffer.c
@@ -276,7 +276,7 @@ intel_batchbuffer_emit_mi_flush(struct intel_batchbuffer *batch)
 {
    struct intel_context *intel = batch->intel;
 
-   if (intel->gen >= 4) {
+   if (0 && intel->gen >= 4) {
       BEGIN_BATCH(4);
       OUT_BATCH(_3DSTATE_PIPE_CONTROL |
 		PIPE_CONTROL_INSTRUCTION_FLUSH |
diff --git a/src/mesa/drivers/dri/intel/intel_blit.c b/src/mesa/drivers/dri/intel/intel_blit.c
index 7d9f302dca6..a590c799ad3 100644
--- a/src/mesa/drivers/dri/intel/intel_blit.c
+++ b/src/mesa/drivers/dri/intel/intel_blit.c
@@ -353,6 +353,9 @@ intelClearWithBlit(GLcontext *ctx, GLbitfield mask)
       OUT_BATCH(clear_val);
       ADVANCE_BATCH();
 
+      if (intel->always_flush_cache)
+	 intel_batchbuffer_emit_mi_flush(intel->batch);
+
       if (buf == BUFFER_DEPTH || buf == BUFFER_STENCIL)
 	 mask &= ~(BUFFER_BIT_DEPTH | BUFFER_BIT_STENCIL);
       else
diff --git a/src/mesa/drivers/dri/intel/intel_context.c b/src/mesa/drivers/dri/intel/intel_context.c
index 0369942b39e..e3ebbef04f0 100644
--- a/src/mesa/drivers/dri/intel/intel_context.c
+++ b/src/mesa/drivers/dri/intel/intel_context.c
@@ -487,6 +487,7 @@ static const struct dri_debug_control debug_control[] = {
    { "glsl_force", DEBUG_GLSL_FORCE },
    { "urb",   DEBUG_URB },
    { "vs",    DEBUG_VS },
+   { "clip",  DEBUG_CLIP },
    { NULL,    0 }
 };
 
diff --git a/src/mesa/drivers/dri/intel/intel_context.h b/src/mesa/drivers/dri/intel/intel_context.h
index db244e58729..a47a38e110a 100644
--- a/src/mesa/drivers/dri/intel/intel_context.h
+++ b/src/mesa/drivers/dri/intel/intel_context.h
@@ -341,6 +341,7 @@ extern int INTEL_DEBUG;
 #define DEBUG_URB       0x1000000
 #define DEBUG_VS        0x2000000
 #define DEBUG_GLSL_FORCE 0x4000000
+#define DEBUG_CLIP      0x8000000
 
 #define DBG(...) do {						\
 	if (INTEL_DEBUG & FILE_DEBUG_FLAG)			\