radeonsi: Add FLUSH_AND_INV_CB_DATA_TS for DCC.

Signed-off-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Signed-off-by: Marek Olšák <marek.olsak@amd.com>

diff --git a/src/gallium/drivers/radeonsi/si_state_draw.c b/src/gallium/drivers/radeonsi/si_state_draw.c
index 822e2d5..cf0891a 100644 (file)
--- a/src/gallium/drivers/radeonsi/si_state_draw.c
+++ b/src/gallium/drivers/radeonsi/si_state_draw.c
@@ -647,6 +647,17 @@ void si_emit_cache_flush(struct si_context *si_ctx, struct r600_atom *atom)
                                 S_0085F0_CB5_DEST_BASE_ENA(1) |
                                 S_0085F0_CB6_DEST_BASE_ENA(1) |
                                 S_0085F0_CB7_DEST_BASE_ENA(1);
+
+               /* Necessary for DCC */
+               if (sctx->chip_class >= VI) {
+                       radeon_emit(cs, PKT3(PKT3_EVENT_WRITE_EOP, 4, 0) | compute);
+                       radeon_emit(cs, EVENT_TYPE(V_028A90_FLUSH_AND_INV_CB_DATA_TS) |
+                                       EVENT_INDEX(5));
+                       radeon_emit(cs, 0);
+                       radeon_emit(cs, 0);
+                       radeon_emit(cs, 0);
+                       radeon_emit(cs, 0);
+               }
        }
        if (sctx->flags & SI_CONTEXT_FLUSH_AND_INV_DB) {
                cp_coher_cntl |= S_0085F0_DB_ACTION_ENA(1) |