diff --git a/aom/aomcx.h b/aom/aomcx.h
index 77ec772..8345911 100644
--- a/aom/aomcx.h
+++ b/aom/aomcx.h
@@ -18,6 +18,7 @@
  */
 #include "aom/aom.h"
 #include "aom/aom_encoder.h"
+#include "aom/aom_external_partition.h"
 
 /*!\file
  * \brief Provides definitions for using AOM or AV1 encoder algorithm within the
@@ -1346,6 +1347,12 @@
    */
   AV1E_SET_PARTITION_INFO_PATH = 143,
 
+  /*!\brief Codec control to use an external partition model
+   * A set of callback functions is passed through this control
+   * to let the encoder encode with given partitions.
+   */
+  AV1E_SET_EXTERNAL_PARTITION = 144,
+
   // Any new encoder control IDs should be added above.
   // Maximum allowed encoder control ID is 229.
   // No encoder control ID should be added below.
@@ -1885,6 +1892,9 @@
 AOM_CTRL_USE_TYPE(AV1E_SET_PARTITION_INFO_PATH, const char *)
 #define AOM_CTRL_AV1E_SET_PARTITION_INFO_PATH
 
+AOM_CTRL_USE_TYPE(AV1E_SET_EXTERNAL_PARTITION, aom_ext_part_funcs_t *)
+#define AOM_CTRL_AV1E_SET_ENABLE_DNL_DENOISING
+
 /*!\endcond */
 /*! @} - end defgroup aom_encoder */
 #ifdef __cplusplus
diff --git a/av1/av1_cx_iface.c b/av1/av1_cx_iface.c
index ab7a403..4c7c8da 100644
--- a/av1/av1_cx_iface.c
+++ b/av1/av1_cx_iface.c
@@ -2204,6 +2204,9 @@
   return update_extra_cfg(ctx, &extra_cfg);
 }
 
+// TODO(chengchen): implement this function
+static aom_codec_err_t ctrl_set_external_partition() { return AOM_CODEC_OK; }
+
 #if !CONFIG_REALTIME_ONLY
 static aom_codec_err_t create_stats_buffer(FIRSTPASS_STATS **frame_stats_buffer,
                                            STATS_BUFFER_CTX *stats_buf_context,
@@ -3607,6 +3610,7 @@
   { AV1E_SET_VBR_CORPUS_COMPLEXITY_LAP, ctrl_set_vbr_corpus_complexity_lap },
   { AV1E_ENABLE_SB_MULTIPASS_UNIT_TEST, ctrl_enable_sb_multipass_unit_test },
   { AV1E_SET_DV_COST_UPD_FREQ, ctrl_set_dv_cost_upd_freq },
+  { AV1E_SET_EXTERNAL_PARTITION, ctrl_set_external_partition },
 
   // Getters
   { AOME_GET_LAST_QUANTIZER, ctrl_get_quantizer },