musa: drop mp_21 from the default architectures (#30203 )

* musa: drop mp_21 from the default architectures Signed-off-by: Xiaodong Ye <xiaodong.ye@mthreads.com> * Address review comments Signed-off-by: Xiaodong Ye <xiaodong.ye@mthreads.com> * Address review comments Signed-off-by: Xiaodong Ye <xiaodong.ye@mthreads.com> --------- Signed-off-by: Xiaodong Ye <xiaodong.ye@mthreads.com>
2026-10-09 06:17:37 -05:00 · 2026-10-09 12:51:24 +02:00
2 changed files with 5 additions and 2 deletions
@@ -351,7 +351,7 @@ cmake --build build --config Release

 #### Override Compute Capability Specifications

-By default, all supported compute capabilities are enabled. To customize this behavior, you can specify the `MUSA_ARCHITECTURES` option in the CMake command:
+By default, compute capabilities `2.2` (MTT S4000) and `3.1` (MTT S5000) are enabled, compute capability `2.1` (MTT S70, MTT S80, MTT S3000) is deprecated and has to be enabled explicitly. To customize this behavior, you can specify the `MUSA_ARCHITECTURES` option in the CMake command:

 ```bash
 cmake -B build -DGGML_MUSA=ON -DMUSA_ARCHITECTURES="31"
@@ -21,7 +21,10 @@ if (MUSAToolkit_FOUND)
    message(STATUS "MUSA Toolkit found")

    if (NOT DEFINED MUSA_ARCHITECTURES)
-        set(MUSA_ARCHITECTURES "21;22;31")
+        set(MUSA_ARCHITECTURES "22;31")
+    endif()
+    if ("21" IN_LIST MUSA_ARCHITECTURES)
+        message(WARNING "MUSA architecture 21 (MTT S70, MTT S80, MTT S3000) is deprecated and no longer tested")
    endif()
    message(STATUS "Using MUSA architectures: ${MUSA_ARCHITECTURES}")