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-rw-r--r--src/gallium/drivers/radeonsi/si_state_draw.c13
1 files changed, 3 insertions, 10 deletions
diff --git a/src/gallium/drivers/radeonsi/si_state_draw.c b/src/gallium/drivers/radeonsi/si_state_draw.c
index 85ceacad80f..332e0c43de8 100644
--- a/src/gallium/drivers/radeonsi/si_state_draw.c
+++ b/src/gallium/drivers/radeonsi/si_state_draw.c
@@ -971,22 +971,15 @@ void si_emit_cache_flush(struct si_context *sctx)
}
/* TC | TC_WB = invalidate L2 data
- * TC_MD | TC_WB = invalidate L2 metadata
+ * TC_MD | TC_WB = invalidate L2 metadata (DCC, etc.)
* TC | TC_WB | TC_MD = invalidate L2 data & metadata
- *
- * The metadata cache must always be invalidated for coherency
- * between CB/DB and shaders. (metadata = HTILE, CMASK, DCC)
- *
- * TC must be invalidated on GFX9 only if the CB/DB surface is
- * not pipe-aligned. If the surface is RB-aligned, it might not
- * strictly be pipe-aligned since RB alignment takes precendence.
*/
- tc_flags = EVENT_TC_WB_ACTION_ENA |
- EVENT_TC_MD_ACTION_ENA;
+ tc_flags = 0;
/* Ideally flush TC together with CB/DB. */
if (rctx->flags & SI_CONTEXT_INV_GLOBAL_L2) {
tc_flags |= EVENT_TC_ACTION_ENA |
+ EVENT_TC_WB_ACTION_ENA |
EVENT_TCL1_ACTION_ENA;
/* Clear the flags. */