ci: disable rocwmma on hip windows build

Author: IMbackK

.github/workflows/build.yml

@@ -1097,11 +1097,6 @@ jobs:
         id: checkout
         uses: actions/checkout@v4
 
-      - name: Clone rocWMMA repository
-        id: clone_rocwmma
-        run: |
-          git clone https://github.com/rocm/rocwmma --branch rocm-${{ env.ROCM_VERSION }} --depth 1
-
       - name: Cache ROCm Installation
         id: cache-rocm
         uses: actions/cache@v4
@@ -1141,22 +1136,6 @@ jobs:
           }
           & $clangPath.FullName --version
 
-      - name: Install rocwmma
-        run: |
-          $env:HIP_PATH=$(Resolve-Path 'C:\Program Files\AMD\ROCm\*\bin\clang.exe' | split-path | split-path)
-          $env:CMAKE_PREFIX_PATH="${env:HIP_PATH}"
-          cd rocwmma
-          cmake -G "Unix Makefiles" -B build -S . `
-          -DROCWMMA_BUILD_TESTS=Off `
-          -DROCWMMA_BUILD_SAMPLES=Off `
-          -DBUILD_OFFLOAD_COMPRESS=Off `
-          -DCMAKE_CXX_COMPILER="${env:HIP_PATH}\bin\clang++.exe" `
-          -DCMAKE_C_COMPILER=="${env:HIP_PATH}\bin\clang.exe" `
-          -DCMAKE_POLICY_VERSION_MINIMUM=3.5 `
-          -DCMAKE_INSTALL_PREFIX=./install
-          cmake --install build
-          cd ..
-
       - name: Install ccache
         uses: ggml-org/[email protected]
         with:
@@ -1177,11 +1156,10 @@ jobs:
           cmake -G "Unix Makefiles" -B build -S . `
             -DCMAKE_C_COMPILER="${env:HIP_PATH}\bin\clang.exe" `
             -DCMAKE_CXX_COMPILER="${env:HIP_PATH}\bin\clang++.exe" `
-            -DCMAKE_CXX_FLAGS="-I$($PWD.Path.Replace('\', '/'))/rocwmma/install/include/" `
             -DCMAKE_BUILD_TYPE=Release `
             -DROCM_DIR="${env:HIP_PATH}" `
             -DGGML_HIP=ON `
-            -DGGML_HIP_ROCWMMA_FATTN=ON `
+            -DGGML_HIP_ROCWMMA_FATTN=OFF `
             -DGGML_RPC=ON `
             -DCURL_LIBRARY="$env:CURL_PATH/lib/libcurl.dll.a" -DCURL_INCLUDE_DIR="$env:CURL_PATH/include"
           cmake --build build -j ${env:NUMBER_OF_PROCESSORS}