[Mesa-dev] [PATCH 3/4] radv: be smarter with the primitive restart when executing secondary buffers

Samuel Pitoiset samuel.pitoiset at gmail.com
Wed Oct 11 14:25:59 UTC 2017


Signed-off-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>
---
 src/amd/vulkan/radv_cmd_buffer.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/amd/vulkan/radv_cmd_buffer.c b/src/amd/vulkan/radv_cmd_buffer.c
index f6f9847a14..366789decb 100644
--- a/src/amd/vulkan/radv_cmd_buffer.c
+++ b/src/amd/vulkan/radv_cmd_buffer.c
@@ -2678,7 +2678,12 @@ void radv_CmdExecuteCommands(
 				secondary->state.emitted_compute_pipeline;
 		}
 
-		primary->state.last_primitive_reset_en = secondary->state.last_primitive_reset_en;
+		/* Only re-emit the primitive restart packets when needed. */
+		if (secondary->state.last_primitive_reset_en != -1) {
+			primary->state.last_primitive_reset_en =
+				secondary->state.last_primitive_reset_en;
+		}
+
 		primary->state.last_primitive_reset_index = secondary->state.last_primitive_reset_index;
 		primary->state.last_ia_multi_vgt_param = secondary->state.last_ia_multi_vgt_param;
 	}
-- 
2.14.2



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