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-rw-r--r--src/intel/vulkan/genX_cmd_buffer.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/src/intel/vulkan/genX_cmd_buffer.c b/src/intel/vulkan/genX_cmd_buffer.c
index ce47b8a1cc0..fd1119c2e4b 100644
--- a/src/intel/vulkan/genX_cmd_buffer.c
+++ b/src/intel/vulkan/genX_cmd_buffer.c
@@ -2001,6 +2001,26 @@ emit_binding_table(struct anv_cmd_buffer *cmd_buffer,
out:
anv_state_flush(cmd_buffer->device, *bt_state);
+#if GEN_GEN >= 11
+ /* The PIPE_CONTROL command description says:
+ *
+ * "Whenever a Binding Table Index (BTI) used by a Render Taget Message
+ * points to a different RENDER_SURFACE_STATE, SW must issue a Render
+ * Target Cache Flush by enabling this bit. When render target flush
+ * is set due to new association of BTI, PS Scoreboard Stall bit must
+ * be set in this packet."
+ *
+ * FINISHME: Currently we shuffle around the surface states in the binding
+ * table based on if they are getting used or not. So, we've to do below
+ * pipe control flush for every binding table upload. Make changes so
+ * that we do it only when we modify render target surface states.
+ */
+ anv_batch_emit(&cmd_buffer->batch, GENX(PIPE_CONTROL), pc) {
+ pc.RenderTargetCacheFlushEnable = true;
+ pc.StallAtPixelScoreboard = true;
+ }
+#endif
+
return VK_SUCCESS;
}