Define DATA_TYPES_ATTENTION if class AttentionConfiguration is reused outside (#1897)

Author: dorde-antic

mlir/utils/performance/perfRunner.py

@@ -1233,6 +1233,8 @@ class AttentionConfiguration(PerfConfiguration):
     TABLE_COLUMNS = reportUtils.ATTN_TEST_PARAMETERS + ['TFlops']
     def __init__(self, dtype: str, g: int, seq_len_q: int, seq_len_k: int, num_heads_q: int, num_heads_kv: int, head_dim_qk: int, head_dim_v: int, with_attn_scale: bool, with_attn_bias: bool,
                  transQ: bool, transK: bool, transV: bool, transO: bool, causal: bool, return_lse: bool, arch: str, numCU: int, perf_config: str = ''):
+        if DATA_TYPES_ATTENTION is None:
+            initializeDataTypesAttention()
         if dtype not in DATA_TYPES_ATTENTION:
             raise ValueError(f"Invalid datatype for a: {dtype}")