[feat]dcp pcp support aclgraph (#3731)

### What this PR does / why we need it?
dcp pcp support  full aclgraph, including mla attention_v1

- vLLM version: v0.11.0rc3
- vLLM main:
c9461e05a4

Signed-off-by: weiguihua2 <weiguihua2@huawei.com>

tests/ut/attention/test_mla_v1.py

@@ -176,16 +176,30 @@ class TestAscendMLAMetadata(TestBase):
 
 class TestAscendMLAMetadataBuilder(TestBase):
 
-    def test_ascend_mla_metadata_builder_default(self):
+    @patch('vllm.distributed.parallel_state.get_dcp_group')
+    @patch('vllm.distributed.parallel_state._DCP',
+           new_callable=lambda: MagicMock(spec=GroupCoordinator))
+    @patch("vllm.distributed.get_decode_context_model_parallel_world_size",
+           return_value=1)
+    def test_ascend_mla_metadata_builder_default(self, mock_get_dcp_size,
+                                                 mock_dcp, mock_get_dcp_group):
         mock_vllm_config = MagicMock()
         mock_vllm_config.model_config.max_model_len = 1024
         mock_vllm_config.model_config.get_head_size.return_value = 64
         mock_vllm_config.model_config.dtype = torch.float16
         mock_vllm_config.cache_config.block_size = 16
         mock_vllm_config.scheduler_config.max_num_seqs = 4
+        mock_vllm_config.scheduler_config.decode_max_num_seqs = 4
         mock_vllm_config.scheduler_config.chunked_prefill_enabled = False
         mock_device = 'cpu'
 
+        mock_dcp.world_size = 1
+        dcp_group = MagicMock(spec=GroupCoordinator)
+        dcp_group.rank_in_group = 0
+        dcp_group.world_size = 1
+        dcp_group.device_group = MagicMock()
+        mock_get_dcp_group.return_value = dcp_group
+
         mock_vllm_config.speculative_config = None
 
         ascend_config = MagicMock()
@@ -200,16 +214,31 @@ class TestAscendMLAMetadataBuilder(TestBase):
                 builder.chunked_prefill_enabled,
                 mock_vllm_config.scheduler_config.chunked_prefill_enabled)
 
-    def test_ascend_mla_metadata_builder_spec_decode(self):
+    @patch('vllm.distributed.parallel_state.get_dcp_group')
+    @patch('vllm.distributed.parallel_state._DCP',
+           new_callable=lambda: MagicMock(spec=GroupCoordinator))
+    @patch("vllm.distributed.get_decode_context_model_parallel_world_size",
+           return_value=1)
+    def test_ascend_mla_metadata_builder_spec_decode(self, mock_get_dcp_size,
+                                                     mock_dcp,
+                                                     mock_get_dcp_group):
         mock_vllm_config = MagicMock()
         mock_vllm_config.model_config.max_model_len = 1024
         mock_vllm_config.model_config.get_head_size.return_value = 64
         mock_vllm_config.model_config.dtype = torch.float16
         mock_vllm_config.cache_config.block_size = 16
         mock_vllm_config.scheduler_config.max_num_seqs = 4
+        mock_vllm_config.scheduler_config.decode_max_num_seqs = 4
         mock_vllm_config.scheduler_config.chunked_prefill_enabled = False
         mock_device = 'cpu'
 
+        mock_dcp.world_size = 1
+        dcp_group = MagicMock(spec=GroupCoordinator)
+        dcp_group.rank_in_group = 0
+        dcp_group.world_size = 1
+        dcp_group.device_group = MagicMock()
+        mock_get_dcp_group.return_value = dcp_group
+
         mock_spec_config = MagicMock()
         mock_spec_config.num_speculative_tokens = 3
         mock_vllm_config.speculative_config = mock_spec_config
@@ -226,16 +255,30 @@ class TestAscendMLAMetadataBuilder(TestBase):
                 builder.chunked_prefill_enabled,
                 mock_vllm_config.scheduler_config.chunked_prefill_enabled)
 
-    def test_reorder_batch(self):
+    @patch('vllm.distributed.parallel_state.get_dcp_group')
+    @patch('vllm.distributed.parallel_state._DCP',
+           new_callable=lambda: MagicMock(spec=GroupCoordinator))
+    @patch("vllm.distributed.get_decode_context_model_parallel_world_size",
+           return_value=1)
+    def test_reorder_batch(self, mock_get_dcp_size, mock_dcp,
+                           mock_get_dcp_group):
         ascend_config = MagicMock()
 
         mock_vllm_config = MagicMock()
         mock_vllm_config.model_config.max_model_len = 1024
         mock_vllm_config.cache_config.block_size = 16
         mock_vllm_config.scheduler_config.max_num_seqs = 4
+        mock_vllm_config.scheduler_config.decode_max_num_seqs = 4
         mock_vllm_config.scheduler_config.chunked_prefill_enabled = False
         mock_device = 'cpu'
 
+        mock_dcp.world_size = 1
+        dcp_group = MagicMock(spec=GroupCoordinator)
+        dcp_group.rank_in_group = 0
+        dcp_group.world_size = 1
+        dcp_group.device_group = MagicMock()
+        mock_get_dcp_group.return_value = dcp_group
+
         mock_vllm_config.speculative_config = None
 
         with patch("vllm_ascend.attention.mla_v1.get_ascend_config",

vllm_ascend/attention/attention_v1.py

@@ -865,26 +865,81 @@ class AscendAttentionBackendImpl(AttentionImpl):
             num_heads = self.num_heads
 
         # 1. Compute out&lse by "npu_fused_infer_attention_score"
-        attn_out, attn_lse = torch.ops.npu.npu_fused_infer_attention_score(
+        q_nope = query.view(query.shape[0], 1, query.shape[1], query.shape[2])
-            query.view(query.shape[0], 1, query.shape[1], query.shape[2]),
+        # [b,num_heads,head_size] -> [b,1,num_heads,head_size]
-            # [b,num_heads,head_size] -> [b,1,num_heads,head_size]
+        k_nope = self.key_cache.view(self.key_cache.shape[0],
-            self.key_cache.view(self.key_cache.shape[0],
+                                     self.key_cache.shape[1], -1)
-                                self.key_cache.shape[1], -1),
+        value = self.value_cache.view(self.key_cache.shape[0],
-            self.value_cache.view(self.key_cache.shape[0],
+                                      self.key_cache.shape[1], -1)
-                                  self.key_cache.shape[1], -1),
+        common_kwargs = {
-            num_heads=num_heads,
+            'num_heads':
-            num_key_value_heads=self.num_kv_heads,
+            num_heads,
-            input_layout="BSND",
+            'num_key_value_heads':
-            atten_mask=None,
+            self.num_kv_heads,
-            scale=self.scale,
+            'input_layout':
-            antiquant_mode=0,
+            "BSND",
-            antiquant_scale=None,
+            'atten_mask':
-            softmax_lse_flag=True,
+            None,
-            block_table=attn_metadata.block_tables,
+            'scale':
-            block_size=self.key_cache.shape[1],
+            self.scale,
-            actual_seq_lengths_kv=attn_metadata.decode_meta.
+            'antiquant_mode':
+            0,
+            'antiquant_scale':
+            None,
+            'softmax_lse_flag':
+            True,
+            'block_table':
+            attn_metadata.block_tables,
+            'block_size':
+            self.key_cache.shape[1],
+            "actual_seq_lengths_kv":
+            attn_metadata.decode_meta.
             num_computed_tokens_of_pcp_dcp[:, self.pcp_rank, self.dcp_rank],
-        )
+        }
+        graph_params = get_graph_params()
+        forward_context: ForwardContext = get_forward_context()
+        num_tokens = query.shape[0]
+        if forward_context.capturing:
+            stream = torch_npu.npu.current_stream()
+
+            event = torch.npu.ExternalEvent()
+            event.wait(stream)
+            event.reset(stream)
+            graph_params.events[num_tokens].append(event)
+
+            workspace = graph_params.workspaces.get(num_tokens)
+            if workspace is None:
+                workspace = torch_npu._npu_fused_infer_attention_score_get_max_workspace(
+                    q_nope, k_nope, value, **common_kwargs)
+                update_graph_params_workspaces(num_tokens,
+                                               weak_ref_tensors(workspace))
+            attn_out = torch.empty_like(q_nope)
+            attn_lse = torch.empty((num_tokens, num_heads, 1, 1),
+                                   dtype=torch.float,
+                                   device=q_nope.device)
+
+            graph_params.attn_params[num_tokens].append(
+                (weak_ref_tensors(q_nope), weak_ref_tensors(k_nope),
+                 weak_ref_tensors(value), self.num_heads, self.num_kv_heads,
+                 self.scale, attn_metadata.block_tables,
+                 self.key_cache.shape[1], attn_metadata.decode_meta.
+                 num_computed_tokens_of_pcp_dcp[:, self.pcp_rank,
+                                                self.dcp_rank],
+                 weak_ref_tensors(attn_out), weak_ref_tensors(attn_lse),
+                 self.pcp_rank, self.dcp_rank, self.dcp_size))
+            torch.npu.graph_task_group_begin(stream)
+            torch_npu.npu_fused_infer_attention_score.out(
+                q_nope,
+                k_nope,
+                value,
+                **common_kwargs,
+                workspace=workspace,
+                out=[attn_out, attn_lse])
+            handle = torch.npu.graph_task_group_end(stream)
+            graph_params.handles[num_tokens].append(handle)
+        else:
+            attn_out, attn_lse = torch_npu.npu_fused_infer_attention_score(
+                q_nope, k_nope, value, **common_kwargs)
 
         attn_out = attn_out.view(attn_out.shape[0], attn_out.shape[2],
                                  attn_out.shape[3])

vllm_ascend/attention/mla_v1.py

@@ -140,6 +140,9 @@ class AscendMLADecodeMetadata:
     cos: torch.Tensor = None
     num_computed_tokens_of_pcp_dcp: Optional[list[Optional[list[Optional[
         list[int]]]]]] = None
+    seq_mask_pcp: torch.Tensor = None
+    seq_mask_dcp: torch.Tensor = None
+    cp_seq_len: torch.Tensor = None
 
 
 @dataclass
@@ -259,6 +262,24 @@ class AscendMLAMetadataBuilder:
         self.rope_dim = self.model_config.hf_text_config.qk_rope_head_dim
         self.cos_cache = None
         self.sin_cache = None
+        self.pcp_size = get_prefill_context_model_parallel_world_size(
+        ) if prefill_context_parallel_enable() else 1
+        self.cp_rank = get_prefill_context_model_parallel_rank(
+        ) if self.pcp_size > 1 else 0
+        self.dcp_size = get_decode_context_model_parallel_world_size()
+        self.dcp_rank = get_decode_context_model_parallel_rank(
+        ) if self.dcp_size > 1 else 0
+        decode_max_num_seqs = getattr(scheduler_config, 'decode_max_num_seqs',
+                                      0)
+        max_num_seqs = max(scheduler_config.max_num_seqs, decode_max_num_seqs)
+        self.seq_mask_pcp_buf = torch.empty(max_num_seqs,
+                                            self.pcp_size,
+                                            dtype=torch.uint8,
+                                            device=device)
+        self.seq_mask_dcp_buf = torch.empty(max_num_seqs,
+                                            self.dcp_size,
+                                            dtype=torch.uint8,
+                                            device=device)
 
     def reorder_batch(self, input_batch: "InputBatch",
                       scheduler_output: "SchedulerOutput") -> bool:
@@ -463,6 +484,41 @@ class AscendMLAMetadataBuilder:
             block_table = block_table[:num_decodes, ...]
             seq_lens_list = seq_lens.tolist()
 
+            if num_computed_tokens_of_pcp_dcp is not None:
+                num_computed_tokens_of_cp_dcp_array = np.array(
+                    num_computed_tokens_of_pcp_dcp
+                )[:num_decodes]  # [bs, pcp_size, dcp_size]
+                seq_mask_pcp = torch.where(
+                    torch.tensor(
+                        num_computed_tokens_of_cp_dcp_array.sum(2)) == 0, 0,
+                    1).to(torch.uint8)
+                self.seq_mask_pcp_buf[:seq_mask_pcp.shape[0], :seq_mask_pcp.
+                                      shape[1]].copy_(seq_mask_pcp,
+                                                      non_blocking=True)
+                seq_mask_pcp_shape = (seq_mask_pcp.shape[0],
+                                      seq_mask_pcp.shape[1])
+
+                seq_mask_dcp = torch.where(
+                    torch.tensor(
+                        num_computed_tokens_of_cp_dcp_array[:,
+                                                            self.cp_rank, :])
+                    == 0, 0, 1).to(torch.uint8)
+                self.seq_mask_dcp_buf[:seq_mask_dcp.shape[0], :seq_mask_dcp.
+                                      shape[1]].copy_(seq_mask_dcp,
+                                                      non_blocking=True)
+                seq_mask_dcp_shape = (seq_mask_dcp.shape[0],
+                                      seq_mask_dcp.shape[1])
+
+                cp_seq_len = num_computed_tokens_of_cp_dcp_array[:,
+                                                                 self.cp_rank,
+                                                                 self.dcp_rank]
+                cp_seq_len = torch.tensor(cp_seq_len, dtype=torch.int32)
+                cp_seq_len = torch.where(cp_seq_len == 0, 1, cp_seq_len)
+            else:
+                seq_mask_pcp_shape = (0, 0)
+                seq_mask_dcp_shape = (0, 0)
+                cp_seq_len = None
+
             # TODO: After the fullgraph supports MTP, the if branch needs to deleted
             assert self.cos_cache is not None
             assert self.sin_cache is not None
@@ -485,7 +541,14 @@ class AscendMLAMetadataBuilder:
                     sin=sin,
                     cos=cos,
                     num_computed_tokens_of_pcp_dcp=
-                    num_computed_tokens_of_pcp_dcp)
+                    num_computed_tokens_of_pcp_dcp,
+                    seq_mask_pcp=self.
+                    seq_mask_pcp_buf[:seq_mask_pcp_shape[0], :
+                                     seq_mask_pcp_shape[1]],
+                    seq_mask_dcp=self.
+                    seq_mask_dcp_buf[:seq_mask_dcp_shape[0], :
+                                     seq_mask_dcp_shape[1]],
+                    cp_seq_len=cp_seq_len)
             else:
                 cos[:num_decode_tokens,
                     ...] = self.cos_cache[input_positions].unsqueeze(
@@ -505,7 +568,14 @@ class AscendMLAMetadataBuilder:
                     sin=sin[:num_decode_tokens, ...],
                     cos=cos[:num_decode_tokens, ...],
                     num_computed_tokens_of_pcp_dcp=
-                    num_computed_tokens_of_pcp_dcp)
+                    num_computed_tokens_of_pcp_dcp,
+                    seq_mask_pcp=self.
+                    seq_mask_pcp_buf[:seq_mask_pcp_shape[0], :
+                                     seq_mask_pcp_shape[1]],
+                    seq_mask_dcp=self.
+                    seq_mask_dcp_buf[:seq_mask_dcp_shape[0], :
+                                     seq_mask_dcp_shape[1]],
+                    cp_seq_len=cp_seq_len)
 
         return self.metadata_cls(  # type: ignore
             num_actual_tokens_pcp_padded=num_actual_tokens_pcp_padded,
@@ -1590,36 +1660,63 @@ class AscendMLAImpl(MLAAttentionImpl):
         q_nope = q_nope.view(num_tokens, num_heads, -1)
         q_pe = q_pe.view(num_tokens, num_heads, -1)
         # use pcp & dcp split computed token nums from scheduler to compute actual seq_len and seq_mask
-        num_computed_tokens_of_pcp_dcp = np.array(
+        seq_mask_pcp = decode_meta.seq_mask_pcp
-            decode_meta.num_computed_tokens_of_pcp_dcp
+        seq_mask_dcp = decode_meta.seq_mask_dcp
-        )[:attn_metadata.num_decodes]  # [bs, pcp_size, dcp_size]
+        seq_len = decode_meta.cp_seq_len
-        seq_mask_pcp = torch.where(
-            torch.tensor(num_computed_tokens_of_pcp_dcp.sum(2)) == 0, 0,
-            1).to(torch.uint8).to(q_pe.device)
-        seq_mask_dcp = torch.where(
-            torch.tensor(
-                num_computed_tokens_of_pcp_dcp[:, self.pcp_rank, :]) == 0, 0,
-            1).to(torch.uint8).to(q_pe.device)
-        seq_len = num_computed_tokens_of_pcp_dcp[:, self.pcp_rank,
-                                                 self.dcp_rank]
-        seq_len = torch.tensor(seq_len, dtype=torch.int32)
-        # npu_multi_head_latent_attention does not support seq_len = 0,
-        # update where seq_len == 0 to 1.
-        # This will not influence result, since we will use seq_mask to update lse.
-        seq_len = torch.where(seq_len == 0, 1, seq_len)
 
-        if torch.sum(seq_len).item() == 0:
+        common_kwargs = {
-            # Case that no kv_cache has been stored on this rank, no need to do following computation.
+            "return_lse": True,
-            attn_output = torch.zeros(
+            "calc_type": "calc_type_ring",
-                [num_tokens, num_heads, self.kv_lora_rank],
+        }
-                dtype=q_nope.dtype,
+        graph_params = get_graph_params()
-                device=q_nope.device)
+        forward_context: ForwardContext = get_forward_context()
-            softmax_lse = torch.full((num_tokens, num_heads, 1),
+        if forward_context.capturing:
-                                     float('-inf'),
+            stream = torch_npu.npu.current_stream()
-                                     dtype=q_nope.dtype,
+            event = torch.npu.ExternalEvent()
-                                     device=q_nope.device)
+            event.wait(stream)
+            event.reset(stream)
+            graph_params.events[num_tokens].append(event)
+            workspace = graph_params.workspaces.get(num_tokens)
+            if workspace is None:
+                workspace = torch_npu.atb._npu_multi_head_latent_attention_get_workspace(
+                    q_nope, q_pe, k_nope, k_pe, decode_meta.block_table,
+                    seq_len, num_heads, self.scale, self.num_kv_heads,
+                    **common_kwargs)
+                update_graph_params_workspaces(num_tokens,
+                                               weak_ref_tensors(workspace))
+            attn_output = torch.empty_like(q_nope)
+            softmax_lse = torch.empty((num_tokens, num_heads, 1),
+                                      dtype=q_nope.dtype,
+                                      device=q_nope.device)
+            graph_params.attn_params[num_tokens].append(
+                (weak_ref_tensors(q_nope), weak_ref_tensors(q_pe),
+                 weak_ref_tensors(k_nope), weak_ref_tensors(k_pe),
+                 decode_meta.block_table, seq_len, num_heads, self.scale,
+                 self.num_kv_heads, weak_ref_tensors(attn_output),
+                 weak_ref_tensors(softmax_lse)))
+            torch.npu.graph_task_group_begin(stream)
+            torch_npu.atb.npu_multi_head_latent_attention(
+                q_nope,
+                q_pe,
+                k_nope,
+                k_pe,
+                decode_meta.block_table,
+                seq_len,
+                num_heads,
+                self.scale,
+                self.num_kv_heads,
+                **common_kwargs,
+                workspace=workspace,
+                output=attn_output,
+                lse=softmax_lse)
+            handle = torch.npu.graph_task_group_end(stream)
+            graph_params.handles[num_tokens].append(handle)
         else:
-            attn_output, softmax_lse = torch_npu.atb.npu_multi_head_latent_attention(
+            attn_output = torch.empty_like(q_nope)
+            softmax_lse = torch.empty((num_tokens, num_heads, 1),
+                                      dtype=q_nope.dtype,
+                                      device=q_nope.device)
+            torch_npu.atb.npu_multi_head_latent_attention(
                 q_nope,
                 q_pe,
                 k_nope,
@@ -1630,7 +1727,9 @@ class AscendMLAImpl(MLAAttentionImpl):
                 self.scale,
                 self.num_kv_heads,
                 return_lse=True,
-                calc_type="calc_type_ring")
+                calc_type="calc_type_ring",
+                output=attn_output,
+                lse=softmax_lse)
 
         if self.dcp_size > 1:
             # Concat out&lse: [bs,num_heads,v_head_dim] + [bs,num_heads,1] -> [bs,num_heads,v_head_dim+1]

vllm_ascend/compilation/acl_graph.py

@@ -7,6 +7,7 @@ from dataclasses import dataclass
 from typing import Any, Callable, Optional
 from unittest.mock import patch
 
+import numpy as np
 import torch
 import torch_npu
 import vllm.envs as envs
@@ -300,6 +301,105 @@ def update_mla_attn_params(update_stream, forward_context, runtime_shape,
             event.record(update_stream)
 
 
+def update_attn_dcp_pcp_params(update_stream, forward_context, runtime_shape):
+    graph_params = get_graph_params()
+    # FIXME: Behold! We are using a temporary hack here to update the args
+    # for each layer's attention op in the graph.
+    for key, param, handle, event in zip(
+            forward_context.attn_metadata,
+            graph_params.attn_params[runtime_shape],
+            graph_params.handles[runtime_shape],
+            graph_params.events[runtime_shape],
+    ):
+        (q_nope, k_nope, value, num_heads, num_kv_heads, scale, block_table,
+         block_size, actual_seq_lengths_kv, attn_output, softmax_lse, cp_rank,
+         dcp_rank, dcp_size) = param
+        actual_seq_lengths_kv = forward_context.attn_metadata[
+            key].decode_meta.num_computed_tokens_of_pcp_dcp[:, cp_rank,
+                                                            dcp_rank]
+        pad_length = runtime_shape - len(actual_seq_lengths_kv)
+        pad_tensor = np.zeros(pad_length, dtype=actual_seq_lengths_kv.dtype)
+        actual_seq_lengths_kv = np.concatenate(
+            [actual_seq_lengths_kv, pad_tensor])
+        if dcp_size > 1:
+            num_heads = num_heads * dcp_size
+
+        with torch.npu.stream(update_stream):
+            torch.npu.graph_task_update_begin(update_stream, handle)
+
+            torch_npu.npu_fused_infer_attention_score.out(
+                q_nope,
+                k_nope,
+                value,
+                num_heads=num_heads,
+                num_key_value_heads=num_kv_heads,
+                input_layout="BSND",
+                atten_mask=None,
+                scale=scale,
+                antiquant_mode=0,
+                antiquant_scale=None,
+                softmax_lse_flag=True,
+                block_table=block_table,
+                block_size=block_size,
+                actual_seq_lengths_kv=actual_seq_lengths_kv,
+                workspace=graph_params.workspaces.get(runtime_shape),
+                out=[attn_output, softmax_lse])
+            torch.npu.graph_task_update_end(update_stream)
+
+            event.record(update_stream)
+
+
+def update_mla_attn_dcp_pcp_params(update_stream, forward_context,
+                                   runtime_shape, speculative_config):
+    graph_params = get_graph_params()
+    # FIXME: Behold! We are using a temporary hack here to update the args
+    # for each layer's attention op in the graph.
+    for key, param, handle, event in zip(
+            forward_context.attn_metadata,
+            graph_params.attn_params[runtime_shape],
+            graph_params.handles[runtime_shape],
+            graph_params.events[runtime_shape],
+    ):
+        (q_nope, q_pe, k_nope, k_pe, block_table, seq_len, num_heads, scale,
+         num_kv_heads, attn_output, softmax_lse) = param
+
+        decode_meta = forward_context.attn_metadata[key].decode
+        seq_len = decode_meta.cp_seq_len
+
+        if speculative_config and speculative_config.method == "deepseek_mtp":
+            spec_multiple = speculative_config.num_speculative_tokens + 1
+            seq_len = seq_len + [0] * (runtime_shape // spec_multiple -
+                                       len(seq_len))
+        else:
+            pad_length = runtime_shape - len(seq_len)
+            pad_tensor = torch.zeros(pad_length,
+                                     dtype=seq_len.dtype,
+                                     device=seq_len.device)
+            seq_len = torch.cat([seq_len, pad_tensor], dim=0)
+
+        with torch.npu.stream(update_stream):
+            torch.npu.graph_task_update_begin(update_stream, handle)
+
+            torch_npu.atb.npu_multi_head_latent_attention(
+                q_nope,
+                q_pe,
+                k_nope,
+                k_pe,
+                block_table,
+                seq_len,
+                num_heads,
+                scale,
+                num_kv_heads,
+                return_lse=True,
+                calc_type="calc_type_ring",
+                workspace=graph_params.workspaces.get(runtime_shape),
+                output=attn_output,
+                lse=softmax_lse)
+            torch.npu.graph_task_update_end(update_stream)
+
+            event.record(update_stream)
+
+
 @dataclass
 class GraphParams:
     events: dict[int, list[torch.npu.ExternalEvent]]

vllm_ascend/worker/model_runner_v1.py

@@ -110,10 +110,14 @@ from vllm_ascend.attention.attention_mask import AttentionMaskBuilder
 from vllm_ascend.attention.attention_v1 import AscendAttentionState
 from vllm_ascend.attention.utils import (AscendCommonAttentionMetadata,
                                          AscendPrefillContextParallelMetadata)
+# yapf: disable
 from vllm_ascend.compilation.acl_graph import (ACLGraphWrapper,
                                                set_graph_params,
+                                               update_attn_dcp_pcp_params,
                                                update_attn_params,
+                                               update_mla_attn_dcp_pcp_params,
                                                update_mla_attn_params)
+# yapf: enable
 from vllm_ascend.eplb.adaptor.vllm_adaptor import VllmEplbAdaptor
 from vllm_ascend.eplb.core.eplb_device_transfer_loader import \
     D2DExpertWeightLoader
@@ -1649,6 +1653,11 @@ class NPUModelRunner(LoRAModelRunnerMixin):
                 slot_mapping = blk_table.slot_mapping[:slot_mapping_size]
                 blk_table.slot_mapping[slot_mapping_size:].fill_(0)
                 if self.pcp_size > 1:
+                    slot_mapping_for_pcp = blk_table.slot_mapping[:
+                                                                  long_seq_metadata
+                                                                  .
+                                                                  num_actual_tokens_pcp_padded]
+                    slot_mapping_for_pcp[slot_mapping_size:].fill_(-1)
                     assert pcp_unpad_mask is not None
                     pcp_padded_slot_mapping = self.pcp_padded_slot_mapping[:
                                                                            pcp_unpad_mask
@@ -1657,10 +1666,11 @@ class NPUModelRunner(LoRAModelRunnerMixin):
                                                                                0]]
                     pcp_padded_slot_mapping.fill_(-1)
                     pcp_padded_slot_mapping[
-                        pcp_unpad_mask] = blk_table.slot_mapping[:
+                        pcp_unpad_mask] = slot_mapping_for_pcp[:
-                                                                 slot_mapping_size]
+                                                               slot_mapping_size]
-                    blk_table.slot_mapping[:long_seq_metadata.
+                    slot_mapping_for_pcp[:long_seq_metadata.
-                                           num_actual_tokens_pcp_padded] = pcp_padded_slot_mapping
+                                         num_actual_tokens_pcp_padded] = pcp_padded_slot_mapping
+                    slot_mapping = slot_mapping_for_pcp
 
             # Make AscendCommonAttentionMetadata
             common_attn_metadata = AscendCommonAttentionMetadata(
@@ -1749,13 +1759,25 @@ class NPUModelRunner(LoRAModelRunnerMixin):
         if forward_context.cudagraph_runtime_mode == CUDAGraphMode.FULL:
             # TODO: maybe_padded_num_tokens will be removed, use num_input_tokens instead
             if self.vllm_config.model_config.use_mla:
-                # FIXME: Try using `auto_dispatch_capture=True`
+                if self.pcp_size * self.dcp_size > 1:
-                update_mla_attn_params(self.update_stream, forward_context,
+                    # FIXME: Try using `auto_dispatch_capture=True`
-                                       maybe_padded_num_tokens,
+                    update_mla_attn_dcp_pcp_params(self.update_stream,
-                                       self.speculative_config)
+                                                   forward_context,
+                                                   maybe_padded_num_tokens,
+                                                   self.speculative_config)
+                else:
+                    # FIXME: Try using `auto_dispatch_capture=True`
+                    update_mla_attn_params(self.update_stream, forward_context,
+                                           maybe_padded_num_tokens,
+                                           self.speculative_config)
             else:
-                update_attn_params(self.update_stream, forward_context,
+                if self.pcp_size * self.dcp_size > 1:
-                                   maybe_padded_num_tokens)
+                    update_attn_dcp_pcp_params(self.update_stream,
+                                               forward_context,
+                                               maybe_padded_num_tokens)
+                else:
+                    update_attn_params(self.update_stream, forward_context,
+                                       maybe_padded_num_tokens)
 
         if get_forward_context().sp_enabled:
             hidden_states = tensor_model_parallel_all_gather(hidden_states, 0)
@@ -2488,6 +2510,19 @@ class NPUModelRunner(LoRAModelRunnerMixin):
                     kv_cache_group_id].get_device_tensor()
                 slot_mapping = self.input_batch.block_table[
                     kv_cache_group_id].slot_mapping
+                self.cp_kv_recover_idx = torch.zeros(self.max_num_tokens,
+                                                     dtype=torch.int32,
+                                                     device=self.device)
+                long_seq_metadata = self._generate_pcp_metadata(
+                    num_tokens, self.seq_lens_cpu)
+                if long_seq_metadata is not None:
+                    pcp_world_size = get_pcp_group(
+                    ).world_size if prefill_context_parallel_enable() else 1
+                    dcp_world_size = get_dcp_group().world_size
+                    num_computed_tokens_of_pcp_dcp = [[
+                        [0] * dcp_world_size for _ in range(pcp_world_size)
+                    ] for _ in range(num_tokens)]
+                    long_seq_metadata.num_computed_tokens_of_pcp_dcp = num_computed_tokens_of_pcp_dcp
                 common_attn_metadata = AscendCommonAttentionMetadata(
                     query_start_loc=torch.tensor(
                         [0] + self.actual_seq_lengths_q[:num_reqs],
@@ -2511,6 +2546,7 @@ class NPUModelRunner(LoRAModelRunnerMixin):
                     decode_token_per_req=self.decode_token_per_req,
                     cos=self.cos,
                     sin=self.sin,
+                    prefill_context_parallel_metadata=long_seq_metadata,
                 )
                 attn_state = AscendAttentionState.DecodeOnly
                 if self.speculative_config and \
@@ -2540,12 +2576,25 @@ class NPUModelRunner(LoRAModelRunnerMixin):
             not forward_context.capturing:
             if self.vllm_config.model_config.use_mla:
                 # FIXME: Try using `auto_dispatch_capture=True`
-                update_mla_attn_params(self.update_stream, forward_context,
+                if self.pcp_size * self.dcp_size > 1:
-                                       positions.shape[0],
+                    # FIXME: Try using `auto_dispatch_capture=True`
-                                       self.speculative_config)
+                    update_mla_attn_dcp_pcp_params(self.update_stream,
+                                                   forward_context,
+                                                   positions.shape[0],
+                                                   self.speculative_config)
+                else:
+                    # FIXME: Try using `auto_dispatch_capture=True`
+                    update_mla_attn_params(self.update_stream, forward_context,
+                                           positions.shape[0],
+                                           self.speculative_config)
             else:
-                update_attn_params(self.update_stream, forward_context,
+                if self.pcp_size * self.dcp_size > 1:
-                                   positions.shape[0])
+                    update_attn_dcp_pcp_params(self.update_stream,
+                                               forward_context,
+                                               positions.shape[0])
+                else:
+                    update_attn_params(self.update_stream, forward_context,
+                                       positions.shape[0])
 
         if self.drafter and self.drafter.name == SpecDcodeType.EAGLE3:
             hidden_states, _ = hidden_states