feat: Override _get_gcn_arch function to return "gfx1151" and rename the original implementation to _old_get_gcn_arch.

scripts/patch_strix.py

@@ -25,6 +25,7 @@ def patch_vllm():
         txt = p_rocm.read_text()
         header = 'import sys\nfrom unittest.mock import MagicMock\nsys.modules["amdsmi"] = MagicMock()\n'
         txt = header + txt
+        txt = txt.replace('def _get_gcn_arch() -> str:', 'def _get_gcn_arch() -> str:\n    return "gfx1151"\n\ndef _old_get_gcn_arch() -> str:')
         txt = re.sub(r'device_type = .*', 'device_type = "rocm"', txt)
         txt = re.sub(r'device_name = .*', 'device_name = "gfx1151"', txt)
         txt += '\n    def get_device_name(self, device_id: int = 0) -> str:\n        return "AMD-gfx1151"\n'