[Optimization] support bladedisc fp16 optimization (#1790)

xiaowan0322

2024-06-06 9a9b474e7de7cc90d2ee124dc8d6c2cfa887c059

 funasr/models/rwkv_bat/rwkv.py

@@ -76,6 +76,7 @@
        x = x + self.dropout_ffn(ffn)
        return x, state


class RWKVDecoderLayer(torch.nn.Module):
    """RWKV module.