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-rw-r--r--src/gallium/drivers/nouveau/codegen/nv50_ir_target_nv50.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_target_nv50.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_target_nv50.cpp
index ade9be0300c..618cc694c18 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_target_nv50.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_target_nv50.cpp
@@ -380,7 +380,7 @@ TargetNV50::isOpSupported(operation op, DataType ty) const
case OP_PRERET:
return chipset >= 0xa0;
case OP_TXG:
- return chipset >= 0xa3;
+ return chipset >= 0xa3 && chipset != 0xaa && chipset != 0xac;
case OP_POW:
case OP_SQRT:
case OP_DIV: