diff --git a/components/esp_rom/include/esp32c2/rom/lldesc.h b/components/esp_rom/include/esp32c2/rom/lldesc.h
index 721e536acfd..f2db37edfda 100644
--- a/components/esp_rom/include/esp32c2/rom/lldesc.h
+++ b/components/esp_rom/include/esp32c2/rom/lldesc.h
@@ -91,17 +91,6 @@ enum sbuf_mask_s  {
 
 #define LLDESC_ADDR_MASK                    0x000fffff
 
-void lldesc_build_chain(uint8_t *descptr, uint32_t desclen, uint8_t *mblkptr, uint32_t buflen, uint32_t blksz, uint8_t owner,
-                        lldesc_t **head,
-#ifdef TO_HOST_RESTART
-                        lldesc_t **one_before_tail,
-#endif
-                        lldesc_t **tail);
-
-lldesc_t *lldesc_num2link(lldesc_t *head, uint16_t nblks);
-
-lldesc_t *lldesc_set_owner(lldesc_t *head, uint16_t nblks, uint8_t owner);
-
 static inline uint32_t lldesc_get_chain_length(lldesc_t *head)
 {
     lldesc_t *ds = head;
diff --git a/components/esp_rom/include/esp32c3/rom/lldesc.h b/components/esp_rom/include/esp32c3/rom/lldesc.h
index 721e536acfd..f2db37edfda 100644
--- a/components/esp_rom/include/esp32c3/rom/lldesc.h
+++ b/components/esp_rom/include/esp32c3/rom/lldesc.h
@@ -91,17 +91,6 @@ enum sbuf_mask_s  {
 
 #define LLDESC_ADDR_MASK                    0x000fffff
 
-void lldesc_build_chain(uint8_t *descptr, uint32_t desclen, uint8_t *mblkptr, uint32_t buflen, uint32_t blksz, uint8_t owner,
-                        lldesc_t **head,
-#ifdef TO_HOST_RESTART
-                        lldesc_t **one_before_tail,
-#endif
-                        lldesc_t **tail);
-
-lldesc_t *lldesc_num2link(lldesc_t *head, uint16_t nblks);
-
-lldesc_t *lldesc_set_owner(lldesc_t *head, uint16_t nblks, uint8_t owner);
-
 static inline uint32_t lldesc_get_chain_length(lldesc_t *head)
 {
     lldesc_t *ds = head;
diff --git a/components/esp_rom/include/esp32c6/rom/lldesc.h b/components/esp_rom/include/esp32c6/rom/lldesc.h
index 86562a85460..d5cb674df16 100644
--- a/components/esp_rom/include/esp32c6/rom/lldesc.h
+++ b/components/esp_rom/include/esp32c6/rom/lldesc.h
@@ -98,10 +98,6 @@ void lldesc_build_chain(uint8_t *descptr, uint32_t desclen, uint8_t *mblkptr, ui
 #endif
                         lldesc_t **tail);
 
-lldesc_t *lldesc_num2link(lldesc_t *head, uint16_t nblks);
-
-lldesc_t *lldesc_set_owner(lldesc_t *head, uint16_t nblks, uint8_t owner);
-
 static inline uint32_t lldesc_get_chain_length(lldesc_t *head)
 {
     lldesc_t *ds = head;
diff --git a/components/esp_rom/include/esp32h4/rom/lldesc.h b/components/esp_rom/include/esp32h4/rom/lldesc.h
index 721e536acfd..f2db37edfda 100644
--- a/components/esp_rom/include/esp32h4/rom/lldesc.h
+++ b/components/esp_rom/include/esp32h4/rom/lldesc.h
@@ -91,17 +91,6 @@ enum sbuf_mask_s  {
 
 #define LLDESC_ADDR_MASK                    0x000fffff
 
-void lldesc_build_chain(uint8_t *descptr, uint32_t desclen, uint8_t *mblkptr, uint32_t buflen, uint32_t blksz, uint8_t owner,
-                        lldesc_t **head,
-#ifdef TO_HOST_RESTART
-                        lldesc_t **one_before_tail,
-#endif
-                        lldesc_t **tail);
-
-lldesc_t *lldesc_num2link(lldesc_t *head, uint16_t nblks);
-
-lldesc_t *lldesc_set_owner(lldesc_t *head, uint16_t nblks, uint8_t owner);
-
 static inline uint32_t lldesc_get_chain_length(lldesc_t *head)
 {
     lldesc_t *ds = head;
diff --git a/components/esp_rom/include/esp32s3/rom/lldesc.h b/components/esp_rom/include/esp32s3/rom/lldesc.h
index edc3780e04e..7c787b40449 100644
--- a/components/esp_rom/include/esp32s3/rom/lldesc.h
+++ b/components/esp_rom/include/esp32s3/rom/lldesc.h
@@ -88,17 +88,6 @@ enum sbuf_mask_s  {
 
 #define LLDESC_ADDR_MASK                    0x000fffff
 
-void lldesc_build_chain(uint8_t *descptr, uint32_t desclen, uint8_t *mblkptr, uint32_t buflen, uint32_t blksz, uint8_t owner,
-                        lldesc_t **head,
-#ifdef TO_HOST_RESTART
-                        lldesc_t **one_before_tail,
-#endif
-                        lldesc_t **tail);
-
-lldesc_t *lldesc_num2link(lldesc_t *head, uint16_t nblks);
-
-lldesc_t *lldesc_set_owner(lldesc_t *head, uint16_t nblks, uint8_t owner);
-
 static inline uint32_t lldesc_get_chain_length(lldesc_t *head)
 {
     lldesc_t *ds = head;