[Mesa-dev] [PATCH 2/2] radeonsi: don't do cmask fast clears on gfx9 single sample

[Dave Airlie]

From: Dave Airlie <airlied at redhat.com>

AMDVLK says that these don't work, so disable them.

Signed-off-by: Dave Airlie <airlied at redhat.com>
---
 src/gallium/drivers/radeonsi/si_clear.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/gallium/drivers/radeonsi/si_clear.c b/src/gallium/drivers/radeonsi/si_clear.c
index ba95ed51f1..2b2ac79908 100644
--- a/src/gallium/drivers/radeonsi/si_clear.c
+++ b/src/gallium/drivers/radeonsi/si_clear.c
@@ -480,7 +480,11 @@ static void si_do_fast_color_clear(struct si_context *sctx,
 				continue;
 			}
 
-			/* RB+ doesn't work with CMASK fast clear on Stoney. */
+			/* amdvlk doesn't enable cmask fast clears on single sample */
+			if (sctx->b.chip_class >= GFX9 && tex->resource.b.b.nr_samples <= 1)
+				continue;
+
+			/* RB+ doesn't work with CMASK fast clear on Stoney */
 			if (sctx->b.family == CHIP_STONEY)
 				continue;
 
-- 
2.14.3