From 83142c825f79da5e35c1e8c7184a63021e2fc893 Mon Sep 17 00:00:00 2001
From: Faith Ekstrand <faith.ekstrand@collabora.com>
Date: Mon, 30 Jan 2023 20:12:06 -0600
Subject: [PATCH] nouveau/mme: Don't allow WaW dependencies in the same Turing
 instruction

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/24326>
---
 src/nouveau/mme/mme_tu104.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/nouveau/mme/mme_tu104.c b/src/nouveau/mme/mme_tu104.c
index d46f79e1595..a8e0ceaf044 100644
--- a/src/nouveau/mme/mme_tu104.c
+++ b/src/nouveau/mme/mme_tu104.c
@@ -276,7 +276,9 @@ mme_tu104_alus_have_dependency(const struct mme_tu104_alu *first,
                                const struct mme_tu104_alu *second)
 {
    if (first->dst != MME_TU104_REG_ZERO &&
-       (first->dst == second->src[0] || first->dst == second->src[1]))
+       (first->dst == second->dst ||
+        first->dst == second->src[0] ||
+        first->dst == second->src[1]))
       return true;
 
    /* TODO: This could be more detailed */