From f16bce40b7f73473ae150aaea607a2af4d4f7555 Mon Sep 17 00:00:00 2001
From: 0xDELUXA <djernovevo@gmail.com>
Date: Tue, 25 Aug 2026 17:38:00 +0300
Subject: [PATCH] Restore Wave64 warp size for all gfx9 targets

---
 csrc/common.cuh | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/csrc/common.cuh b/csrc/common.cuh
index 503870124..7aed74fa2 100644
--- a/csrc/common.cuh
+++ b/csrc/common.cuh
@@ -31,8 +31,9 @@
 // Warp size
 
 #if BNB_HIP
-#if IS_CDNA
-#define BNB_WARP_SIZE 64 // CDNA
+// All of gfx9 is Wave64, including the GCN5 parts IS_CDNA omits.
+#if defined(__GFX9__)
+#define BNB_WARP_SIZE 64 // GCN5 / CDNA
 #else
 #define BNB_WARP_SIZE 32 // RDNA
 #endif