[igt-dev] [PATCH i-g-t] lib: Set the COND_BB_END mask for bdw

Chris Wilson chris at chris-wilson.co.uk
Thu Nov 14 10:29:21 UTC 2019


On Skylake+, the use of the mask for the compare address is predicated
by an instruction flag. On Broadwell, it seems that some engines use the
mask and some do not.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=112270
Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
Cc: Mika Kuoppala <mika.kuoppala at linux.intel.com>
---
 lib/igt_dummyload.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/igt_dummyload.c b/lib/igt_dummyload.c
index 80b90e1f2..32d4d8d3f 100644
--- a/lib/igt_dummyload.c
+++ b/lib/igt_dummyload.c
@@ -228,7 +228,8 @@ emit_recursive_batch(igt_spin_t *spin,
 		 * For simplicity, we try to stick to a one-size fits all.
 		 */
 		spin->condition = batch + BATCH_SIZE / sizeof(*batch) - 2;
-		*spin->condition = 0xffffffff;
+		spin->condition[0] = 0xffffffff;
+		spin->condition[1] = 0xffffffff;
 
 		r->presumed_offset = 0;
 		r->target_handle = obj[BATCH].handle;
-- 
2.24.0



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