This didn't actually help the failing tests I'm looking at
but hopefully has teeth elsewhere.
CC: Jason Ekstrand <ja...@jlekstrand.net>
CC: Jordan Justen <jordan.l.jus...@intel.com>
CC: Anuj Phogat <anuj.pho...@gmail.com>
Signed-off-by: Topi Pohjolainen <topi.pohjolai...@intel.com>
---
src/mesa/drivers/dri/i965/gen7_urb.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/src/mesa/drivers/dri/i965/gen7_urb.c
b/src/mesa/drivers/dri/i965/gen7_urb.c
index 2e5f8e6..9e12657 100644
--- a/src/mesa/drivers/dri/i965/gen7_urb.c
+++ b/src/mesa/drivers/dri/i965/gen7_urb.c
@@ -145,8 +145,15 @@ gen7_emit_push_constant_state(struct brw_context *brw,
unsigned vs_size,
* in the ring after this instruction.
*
* No such restriction exists for Haswell or Baytrail.
+ *
+ * From the CNL Bspec, Windower -
+ * 3DSTATE_PUSH_CONSTANT_ALLOC_PS/VS/GS/DS/HS:
+ *
+ * This command must be followed by a PIPE_CONTROL with CS Stall bit
+ * set.
*/
- if (devinfo->gen < 8 && !devinfo->is_haswell && !devinfo->is_baytrail)
+ if ((devinfo->gen < 8 && !devinfo->is_haswell && !devinfo->is_baytrail) ||
+ devinfo->gen >= 10)
gen7_emit_cs_stall_flush(brw);
}
--
2.7.4
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