[Intel-gfx] Fencing on the i915

[Chris Wilson]

Sorry, I left WATCH_FENCE enabled in this patch:

>From fe6754f6bbdf64de2c0bfab6638b5592ddabc48f Mon Sep 17 00:00:00 2001
From: Chris Wilson <chris at chris-wilson.co.uk>
Date: Fri, 6 Feb 2009 12:41:21 +0000
Subject: [PATCH] drm/i915: Add WATCH_FENCE

Add a few printk()s to aide debugging fence management and iterate over
the fences and known buffers to check that the registers are consistent.

Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>

[snip]

diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index a70bf77..6953254 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -71,6 +71,7 @@ enum pipe {
 #define WATCH_RELOC    0
 #define WATCH_INACTIVE 0
 #define WATCH_PWRITE   0
+#define WATCH_FENCE    1

Obviously that should be 0. :-(
-ickle