test: pytest.mark.xfail on deepgemm (#1636)

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Author: yongwww

tests/test_groupwise_scaled_gemm_fp8.py

@@ -186,6 +186,7 @@ def test_fp8_groupwise_group_gemm(
     torch.testing.assert_close(out, ref_c, atol=1e-2, rtol=1e-2)
 
 
+@pytest.mark.xfail(reason="Expected failures for deepgemm tests on SM > 100")
 @pytest.mark.parametrize("m", [128, 256, 512, 1024])
 @pytest.mark.parametrize("nk", [(128, 512), (512, 128), (4096, 7168), (7168, 2048)])
 @pytest.mark.parametrize("group_size", [1, 4, 8, 64, 128, 256])
@@ -229,6 +230,7 @@ def test_fp8_groupwise_group_deepgemm(
     torch.testing.assert_close(out, ref, atol=3e-2, rtol=3e-2)
 
 
+@pytest.mark.xfail(reason="Expected failures for deepgemm tests on SM > 100")
 @pytest.mark.parametrize("m", [128, 256, 512, 1024])
 @pytest.mark.parametrize("nk", [(128, 512), (512, 128), (4096, 7168), (7168, 2048)])
 @pytest.mark.parametrize("group_size", [1, 4, 8, 64, 128, 256])