drm/i915: Record fence registers on error.
Having seen the effects of erroneous fencing on the batchbuffer, a
useful sanity check is to record the fence registers at the time of an
error.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 22d6388..699e71a 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -166,6 +166,7 @@
u32 instdone1;
u32 seqno;
u64 bbaddr;
+ u64 fence[16];
struct timeval time;
struct drm_i915_error_object {
int page_count;