xf86-video-intel: src/sna/gen4_render.c

[Chris Wilson]

 src/sna/gen4_render.c |    4 ++++
 1 file changed, 4 insertions(+)

New commits:
commit fc001615ff78df4dab6ee0d5dd966b723326c358
Author: Chris Wilson <chris at chris-wilson.co.uk>
Date:   Tue Feb 4 10:36:21 2014 +0000

    sna/gen4: Disable use of pipecontrol invalidates again
    
    One day, just not today, we may make gen4 work correctly, efficiently and
    fast. Today, we can barely pick one.
    
    References: https://bugs.freedesktop.org/show_bug.cgi?id=55500
    Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>

diff --git a/src/sna/gen4_render.c b/src/sna/gen4_render.c
index 1580707..ba9c9bc 100644
--- a/src/sna/gen4_render.c
+++ b/src/sna/gen4_render.c
@@ -602,6 +602,7 @@ gen4_emit_pipe_break(struct sna *sna)
 inline static void
 gen4_emit_pipe_invalidate(struct sna *sna)
 {
+#if 0
 	OUT_BATCH(GEN4_PIPE_CONTROL |
 		  GEN4_PIPE_CONTROL_WC_FLUSH |
 		  (sna->kgem.gen >= 045 ? GEN4_PIPE_CONTROL_TC_FLUSH : 0) |
@@ -609,6 +610,9 @@ gen4_emit_pipe_invalidate(struct sna *sna)
 	OUT_BATCH(0);
 	OUT_BATCH(0);
 	OUT_BATCH(0);
+#else
+	OUT_BATCH(MI_FLUSH);
+#endif
 }
 
 static void gen4_emit_primitive(struct sna *sna)