From ba4cb8b2caac69c6d2b210a5c3c634d8c1c20940 Mon Sep 17 00:00:00 2001
From: Keith Whitwell <keithw@vmware.com>
Date: Tue, 1 Dec 2009 17:04:46 +0000
Subject: i965g: nasty hack for clearing y-tiled surfaces

---
 src/gallium/drivers/i965/brw_pipe_clear.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'src/gallium/drivers/i965')

diff --git a/src/gallium/drivers/i965/brw_pipe_clear.c b/src/gallium/drivers/i965/brw_pipe_clear.c
index f846b4342c4..211be881789 100644
--- a/src/gallium/drivers/i965/brw_pipe_clear.c
+++ b/src/gallium/drivers/i965/brw_pipe_clear.c
@@ -79,7 +79,11 @@ try_clear( struct brw_context *brw,
       BR13 |= BR13_565;
    }
 
-   assert(surface->tiling != BRW_TILING_Y);
+   /* XXX: nasty hack for clearing depth buffers
+    */
+   if (surface->tiling == BRW_TILING_Y) {
+      x2 = pitch;
+   }
 
    if (surface->tiling == BRW_TILING_X) {
       CMD |= XY_DST_TILED;
-- 
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