[Mesa-dev] [PATCH 2/2] nouveau: always enable at least one RC

Ilia Mirkin imirkin at alum.mit.edu
Sun Aug 28 00:01:16 UTC 2016


Experimentally, this is required for glxgears and others to display the
proper colors.

Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>
---
 src/mesa/drivers/dri/nouveau/nv20_state_frag.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/mesa/drivers/dri/nouveau/nv20_state_frag.c b/src/mesa/drivers/dri/nouveau/nv20_state_frag.c
index 492ecdc..2c5c2db 100644
--- a/src/mesa/drivers/dri/nouveau/nv20_state_frag.c
+++ b/src/mesa/drivers/dri/nouveau/nv20_state_frag.c
@@ -67,5 +67,5 @@ nv20_emit_frag(struct gl_context *ctx, int emit)
 	PUSH_DATA (push, in >> 32);
 
 	BEGIN_NV04(push, NV20_3D(RC_ENABLE), 1);
-	PUSH_DATA (push, n);
+	PUSH_DATA (push, MAX2(1, n));
 }
-- 
2.7.3



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