From 7d019cff744b73084b15ca81ba9916f3efab1223 Mon Sep 17 00:00:00 2001
From: Eve <139727413+netrunnereve@users.noreply.github.com>
Date: Tue, 11 Nov 2025 18:53:30 +0000
Subject: [PATCH] disable rms norm mul rope for chips with no fp16 rte (#17134)

---
 ggml/src/ggml-vulkan/ggml-vulkan.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/ggml/src/ggml-vulkan/ggml-vulkan.cpp b/ggml/src/ggml-vulkan/ggml-vulkan.cpp
index e4b7e1ea9e..c6503f0326 100644
--- a/ggml/src/ggml-vulkan/ggml-vulkan.cpp
+++ b/ggml/src/ggml-vulkan/ggml-vulkan.cpp
@@ -12670,6 +12670,12 @@ static bool ggml_vk_can_fuse_rms_norm_mul_rope(ggml_backend_vk_context * ctx, co
         return false;
     }
 
+    // conditions for pipeline creation
+    if (!(ctx->device->float_controls_rte_fp16 &&
+        sizeof(vk_op_rms_norm_mul_rope_push_constants) <= ctx->device->properties.limits.maxPushConstantsSize)) {
+        return false;
+    }
+
     return true;
 }