From 527d18cc9fcf3cfd7491b47a99bd24d8506ba6db Mon Sep 17 00:00:00 2001
From: LongYinan <lynweklm@gmail.com>
Date: Sat, 21 Mar 2026 17:45:12 +0800
Subject: [PATCH] Fix depthwise conv 1D kernel name for large variant

The kernel name was constructed with the wrong argument order, producing
`depthwise_conv_1d__largefloat16` instead of `depthwise_conv_1d_float16_large`
which matches the Metal kernel registration.
---
 mlx/backend/metal/conv.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/mlx/backend/metal/conv.cpp b/mlx/backend/metal/conv.cpp
index 3c6b84ca31..fac135fe18 100644
--- a/mlx/backend/metal/conv.cpp
+++ b/mlx/backend/metal/conv.cpp
@@ -1041,8 +1041,8 @@ void depthwise_conv_1D_gpu(
   concatenate(
       base_name,
       "depthwise_conv_1d_",
-      large ? "_large" : "",
-      type_to_name(out));
+      type_to_name(out),
+      large ? "_large" : "");
 
   auto& compute_encoder = d.get_command_encoder(s.index);
   auto kernel = d.get_kernel(base_name);