feat(modem): add phy retention related api

components/esp_hw_support/include/esp_private/esp_pau.h

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2022-2024 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2022-2026 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -25,25 +25,58 @@ extern "C" {
  */
 void pau_regdma_set_entry_link_addr(pau_regdma_link_addr_t *link_entries);
 
-#if SOC_PM_SUPPORT_REGDMA_TRIGGERED_PHY
+#if SOC_PM_SUPPORT_REGDMA_TRIGGERED_PHY || SOC_PM_SUPPORT_PMU_MODEM_STATE
-#if SOC_PM_PAU_REGDMA_LINK_MODEM
 /**
- * @brief Set the address of WiFi MAC REGDMA Link in modem state
+ * @brief Set the address of modem REGDMA Link in modem state
  * @param link_addr linked lists address
  */
 void pau_regdma_set_modem_link_addr(void *link_addr);
-#endif // SOC_PM_PAU_REGDMA_LINK_MODEM
 
 /**
  * @brief Software trigger regdma to perform modem link backup
+ *
+ * @param blocking software waits for regdma to complete
  */
-void pau_regdma_trigger_modem_link_backup(void);
+void pau_regdma_trigger_modem_link_backup(bool blocking);
 
 /**
  * @brief Software trigger regdma to perform modem link restore
+ *
+ * @param blocking software waits for regdma to complete
  */
-void pau_regdma_trigger_modem_link_restore(void);
+void pau_regdma_trigger_modem_link_restore(bool blocking);
-#endif
+
+/**
+ * @brief Completion process of regdma for modem link retention
+ *
+ */
+ void pau_regdma_modem_link_complete(void);
+
+/**
+ * @brief Enable pau done interrupt
+ *
+ */
+void pau_regdma_done_int_enable(void);
+
+/**
+ * @brief Disable pau done interrupt
+ *
+ */
+void pau_regdma_done_int_disable(void);
+
+/**
+ * @brief Check pau done interrupt status
+ *
+ */
+bool pau_get_regdma_done_status(void);
+
+/**
+ * @brief Clear pau done interrupt status
+ *
+ */
+void pau_clear_regdma_done_status(void);
+
+#endif /* SOC_PM_SUPPORT_REGDMA_TRIGGERED_PHY || SOC_PM_SUPPORT_PMU_MODEM_STATE */
 
 #if SOC_PM_RETENTION_SW_TRIGGER_REGDMA
 /**
@@ -90,7 +123,6 @@ void pau_regdma_trigger_extra_link_restore(void);
  */
 bool pau_regdma_enable_aon_link_entry(bool enable);
 #endif
-#endif
 
 #ifdef __cplusplus
 }

components/esp_hw_support/include/esp_private/sleep_modem.h

@@ -10,16 +10,17 @@
 #include "sdkconfig.h"
 #include "esp_err.h"
 #include "esp_sleep.h"
+#include "esp_attr.h"
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
-#if SOC_PM_SUPPORT_REGDMA_TRIGGERED_PHY
+#if SOC_PM_SUPPORT_REGDMA_TRIGGERED_PHY || SOC_PM_SUPPORT_PMU_MODEM_STATE
 #define SLEEP_MODEM_SKIP_I2C_MST_CLK_RETENTION    (BIT(0))
 #define SLEEP_MODEM_SKIP_WIFI_RETENTION           (BIT(1))
 #define SLEEP_MODEM_RESET_RETENTION               (0)
-#endif // SOC_PM_SUPPORT_REGDMA_TRIGGERED_PHY
+#endif // SOC_PM_SUPPORT_REGDMA_TRIGGERED_PHY || SOC_PM_SUPPORT_PMU_MODEM_STATE
 typedef enum {
     SLEEP_MODEM_WIFI       = 1,
     SLEEP_MODEM_BT         = 2,
@@ -90,9 +91,14 @@ void sleep_modem_mac_bb_power_up_prepare(void);
 #endif // SOC_PM_RETENTION_HAS_CLOCK_BUG && CONFIG_MAC_BB_PD
 
 #if SOC_PM_SUPPORT_REGDMA_TRIGGERED_PHY
+/**
+ * @brief Phy retention completes
+ *
+ */
+void sleep_modem_phy_retention_complete(void);
 
 /**
- * @brief The retention action in the modem state of PHY module
+ * @brief The retention action of PHY module
  *
  * @param restore  true for restore the PHY context, false for backup the PHY context
  */
@@ -210,7 +216,7 @@ void esp_pm_register_light_sleep_default_params_config_callback(update_light_sle
  */
 void esp_pm_unregister_light_sleep_default_params_config_callback(void);
 
-#if SOC_PM_SUPPORT_REGDMA_TRIGGERED_PHY
+#if SOC_PM_SUPPORT_REGDMA_TRIGGERED_PHY || SOC_PM_SUPPORT_PMU_MODEM_STATE
 /**
  * @brief Init phy link.
  *
@@ -278,7 +284,7 @@ esp_err_t sleep_phy_link_deinit(void *link_context);
  * @param flags A bitmap to indicate the PHY link regdma description configuration flag
  */
 void sleep_phy_link_config(void *link_context, uint32_t flags);
-#endif /* SOC_PM_SUPPORT_REGDMA_TRIGGERED_PHY */
+#endif /* SOC_PM_SUPPORT_REGDMA_TRIGGERED_PHY | SOC_PM_SUPPORT_PMU_MODEM_STATE */
 
 #ifdef __cplusplus
 }

components/esp_hw_support/include/esp_private/sleep_retention.h

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2022-2024 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2022-2026 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -276,6 +276,22 @@ void sleep_retention_do_extra_retention(bool backup_or_restore);
 void sleep_retention_do_system_retention(bool backup_or_restore);
 #endif
 
+#if SOC_PM_SUPPORT_REGDMA_TRIGGERED_PHY || SOC_PM_SUPPORT_PMU_MODEM_STATE
+/**
+ * @brief Software trigger REGDMA to do phy linked list retention
+ *
+ * @param backup_or_restore true for backup register context to memory
+ *                          or false for restore to register from memory
+ * @param blocking Software wait for REGDMA to complete
+ */
+void sleep_retention_do_phy_retention(bool backup_or_restore, bool blocking);
+
+/**
+ * @brief Completion process of REGDMA for PHY linked list retention
+ *
+ */
+void sleep_retention_phy_retention_complete(void);
+#endif /*SOC_PM_SUPPORT_REGDMA_TRIGGERED_PHY || SOC_PM_SUPPORT_PMU_MODEM_STATE */
 #endif // SOC_PAU_SUPPORTED
 
 #ifdef __cplusplus

components/esp_hw_support/lowpower/port/esp32c6/sleep_phy.c

@@ -16,7 +16,7 @@
 #include "esp_private/sleep_modem.h"
 #include "esp_private/sleep_retention.h"
 
-#if SOC_PM_SUPPORT_REGDMA_TRIGGERED_PHY
+#if SOC_PM_SUPPORT_REGDMA_TRIGGERED_PHY || SOC_PM_SUPPORT_PMU_MODEM_STATE
 
 #define SARADC_TSENS_REG                (0x6000e058)
 #define SARADC_TSENS_PU                 (BIT(22))
@@ -180,4 +180,4 @@ esp_err_t sleep_phy_link_deinit(void *link_context)
 #endif
     return ESP_OK;
 }
-#endif /* SOC_PM_SUPPORT_REGDMA_TRIGGERED_PHY */
+#endif /* SOC_PM_SUPPORT_REGDMA_TRIGGERED_PHY || SOC_PM_SUPPORT_PMU_MODEM_STATE */

components/esp_hw_support/port/pau_regdma.c

@@ -68,26 +68,55 @@ void pau_regdma_set_entry_link_addr(pau_regdma_link_addr_t *link_entries)
     pau_hal_set_regdma_entry_link_addr(PAU_instance()->hal, link_entries);
 }
 
-#if SOC_PM_SUPPORT_REGDMA_TRIGGERED_PHY
+#if SOC_PM_SUPPORT_REGDMA_TRIGGERED_PHY || SOC_PM_SUPPORT_PMU_MODEM_STATE
-#if SOC_PM_PAU_REGDMA_LINK_MODEM
+#if SOC_PM_PAU_REGDMA_LINK_WIFIMAC
 void pau_regdma_set_modem_link_addr(void *link_addr)
 {
     pau_hal_set_regdma_modem_link_addr(PAU_instance()->hal, link_addr);
 }
-#endif
+#endif // SOC_PM_PAU_REGDMA_LINK_WIFIMAC
 
-void IRAM_ATTR pau_regdma_trigger_modem_link_backup(void)
+void IRAM_ATTR pau_regdma_trigger_modem_link_backup(bool blocking)
+{
+    pau_hal_start_regdma_modem_link(PAU_instance()->hal, true, blocking);
+    if (blocking) {
+        pau_hal_stop_regdma_modem_link(PAU_instance()->hal);
+    }
+}
+
+void IRAM_ATTR pau_regdma_trigger_modem_link_restore(bool blocking)
+{
+    pau_hal_start_regdma_modem_link(PAU_instance()->hal, false, blocking);
+    if (blocking) {
+        pau_hal_stop_regdma_modem_link(PAU_instance()->hal);
+    }
+}
+
+void IRAM_ATTR pau_regdma_modem_link_complete(void)
 {
-    pau_hal_start_regdma_modem_link(PAU_instance()->hal, true);
     pau_hal_stop_regdma_modem_link(PAU_instance()->hal);
 }
 
-void IRAM_ATTR pau_regdma_trigger_modem_link_restore(void)
+void IRAM_ATTR pau_regdma_done_int_enable(void)
 {
-    pau_hal_start_regdma_modem_link(PAU_instance()->hal, false);
+    pau_hal_regdma_done_int_enable(PAU_instance()->hal);
-    pau_hal_stop_regdma_modem_link(PAU_instance()->hal);
 }
-#endif
+
+void IRAM_ATTR pau_regdma_done_int_disable(void)
+{
+    pau_hal_regdma_done_int_disable(PAU_instance()->hal);
+}
+
+bool IRAM_ATTR pau_get_regdma_done_status(void)
+{
+    return pau_hal_get_regdma_done_status(PAU_instance()->hal);
+}
+
+void IRAM_ATTR pau_clear_regdma_done_status(void)
+{
+    pau_hal_clear_regdma_backup_done_intr_state(PAU_instance()->hal);
+}
+#endif /* SOC_PM_SUPPORT_REGDMA_TRIGGERED_PHY || SOC_PM_SUPPORT_PMU_MODEM_STATE */
 
 #if SOC_PM_RETENTION_SW_TRIGGER_REGDMA
 void IRAM_ATTR pau_regdma_set_system_link_addr(void *link_addr)

components/esp_hw_support/sleep_modem.c

@@ -129,8 +129,7 @@ void IRAM_ATTR mac_bb_power_up_cb_execute(void)
 
 #endif ///CONFIG_MAC_BB_PD
 
-#if SOC_PM_SUPPORT_REGDMA_TRIGGERED_PHY
+#if SOC_PM_SUPPORT_REGDMA_TRIGGERED_PHY || SOC_PM_SUPPORT_PMU_MODEM_STATE
-
 typedef struct sleep_modem_config {
     _lock_t phy_link_lock;
     void    *phy_link;
@@ -196,20 +195,24 @@ __attribute__((unused)) void sleep_modem_phy_deinit(sleep_modem_type_t modem_mas
     _lock_release(&s_sleep_modem.phy_link_lock);
 }
 
-void IRAM_ATTR sleep_modem_do_phy_retention(bool restore)
+void IRAM_ATTR sleep_modem_phy_retention_complete(void)
 {
-    sleep_phy_link_config(s_sleep_modem.phy_link, 1);
+    sleep_retention_phy_retention_complete();
-    sleep_retention_do_phy_retention(!restore, wifimac_link_is_sel);
+}
-    sleep_phy_link_config(s_sleep_modem.phy_link, 0);
+
+void IRAM_ATTR sleep_modem_do_phy_retention(bool restore, uint8_t flags)
+{
+    sleep_phy_link_config(s_sleep_modem.phy_link, flags);
+    sleep_retention_do_phy_retention(!restore, true);
+    sleep_phy_link_config(s_sleep_modem.phy_link, SLEEP_MODEM_RESET_RETENTION);
     if (!restore) {
         s_sleep_modem.phy_link_done = 1;
     }
-    sleep_modem_state_phy_link_config(s_sleep_modem.wifi.phy_link, 0);
 }
 
 inline __attribute__((always_inline)) bool sleep_modem_phy_link_enabled(void)
 {
-    return (s_sleep_modem.phy_link != NULL);
+    return s_sleep_modem.modem_mask;
 }
 
 inline __attribute__((always_inline)) bool sleep_modem_phy_link_done(void)
@@ -217,7 +220,7 @@ inline __attribute__((always_inline)) bool sleep_modem_phy_link_done(void)
     return (s_sleep_modem.phy_link_done == 1);
 }
 
-#endif /* SOC_PM_SUPPORT_REGDMA_TRIGGERED_PHY */
+#endif /* SOC_PM_SUPPORT_REGDMA_TRIGGERED_PHY || SOC_PM_SUPPORT_PMU_MODEM_STATE */
 
 bool modem_domain_pd_allowed(void)
 {

components/esp_hw_support/sleep_retention.c

@@ -999,3 +999,34 @@ void IRAM_ATTR sleep_retention_do_system_retention(bool backup_or_restore)
     }
 }
 #endif
+
+#if SOC_PM_SUPPORT_REGDMA_TRIGGERED_PHY || SOC_PM_SUPPORT_PMU_MODEM_STATE
+void IRAM_ATTR sleep_retention_do_phy_retention(bool backup_or_restore, bool blocking)
+{
+/* since the PHY link and other module links are within the sleep-retention entry (4) context，
+*  add mutex protection to avoid data race.
+*/
+#if SOC_PM_PAU_REGDMA_COMMON_PHY_LINK_ENTRY
+    _lock_acquire_recursive(&s_retention.lock);
+#endif
+    if (backup_or_restore) {
+        pau_regdma_trigger_modem_link_backup(blocking);
+    } else {
+        pau_regdma_trigger_modem_link_restore(blocking);
+    }
+#if SOC_PM_PAU_REGDMA_COMMON_PHY_LINK_ENTRY
+    _lock_release_recursive(&s_retention.lock);
+#endif
+}
+
+void IRAM_ATTR sleep_retention_phy_retention_complete(void)
+{
+#if SOC_PM_PAU_REGDMA_COMMON_PHY_LINK_ENTRY
+    _lock_acquire_recursive(&s_retention.lock);
+#endif
+    pau_regdma_modem_link_complete();
+#if SOC_PM_PAU_REGDMA_COMMON_PHY_LINK_ENTRY
+    _lock_release_recursive(&s_retention.lock);
+#endif
+}
+#endif // SOC_PM_SUPPORT_REGDMA_TRIGGERED_PHY || SOC_PM_SUPPORT_PMU_MODEM_STATE

components/hal/esp32c5/pau_hal.c

@@ -15,14 +15,16 @@ void pau_hal_set_regdma_entry_link_addr(pau_hal_context_t *hal, pau_regdma_link_
     lp_aon_ll_set_regdma_link_addr((uint32_t)(*link_addr)[0]);
 }
 
-void IRAM_ATTR pau_hal_start_regdma_modem_link(pau_hal_context_t *hal, bool backup_or_restore)
+void IRAM_ATTR pau_hal_start_regdma_modem_link(pau_hal_context_t *hal, bool backup_or_restore, bool blocking)
 {
     pau_ll_clear_regdma_backup_done_intr_state(hal->dev);
     pau_ll_set_regdma_select_wifimac_link(hal->dev);
     pau_ll_set_regdma_wifimac_link_backup_direction(hal->dev, backup_or_restore);
     pau_ll_set_regdma_wifimac_link_backup_start_enable(hal->dev);
 
-    while (!(pau_ll_get_regdma_intr_raw_signal(hal->dev) & PAU_DONE_INT_RAW));
+    if (blocking) {
+        while (!(pau_ll_get_regdma_intr_raw_signal(hal->dev) & PAU_DONE_INT_RAW));
+    }
 }
 
 void IRAM_ATTR pau_hal_stop_regdma_modem_link(pau_hal_context_t *hal)

components/hal/esp32c6/pau_hal.c

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2022-2024 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2022-2026 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -18,14 +18,26 @@ void pau_hal_set_regdma_entry_link_addr(pau_hal_context_t *hal, pau_regdma_link_
      * REGDMA link 3 */
 }
 
-void IRAM_ATTR pau_hal_start_regdma_modem_link(pau_hal_context_t *hal, bool backup_or_restore)
+void IRAM_ATTR pau_hal_regdma_wait_done(pau_hal_context_t *hal)
+{
+    while (!(pau_ll_get_regdma_intr_raw_signal(hal->dev) & PAU_DONE_INT_RAW));
+}
+
+void IRAM_ATTR pau_hal_start_regdma_modem_link(pau_hal_context_t *hal, bool backup_or_restore, bool blocking)
 {
     pau_ll_clear_regdma_backup_done_intr_state(hal->dev);
     pau_ll_set_regdma_select_wifimac_link(hal->dev);
     pau_ll_set_regdma_wifimac_link_backup_direction(hal->dev, backup_or_restore);
     pau_ll_set_regdma_wifimac_link_backup_start_enable(hal->dev);
 
-    while (!(pau_ll_get_regdma_intr_raw_signal(hal->dev) & PAU_DONE_INT_RAW));
+    if (blocking) {
+        pau_hal_regdma_wait_done(hal);
+    }
+}
+
+bool IRAM_ATTR pau_hal_get_regdma_done_status(pau_hal_context_t *hal)
+{
+    return (pau_ll_get_regdma_intr_status(hal->dev) & 0x1);
 }
 
 void IRAM_ATTR pau_hal_stop_regdma_modem_link(pau_hal_context_t *hal)

components/hal/esp32c61/pau_hal.c

@@ -18,14 +18,16 @@ void pau_hal_set_regdma_entry_link_addr(pau_hal_context_t *hal, pau_regdma_link_
      * REGDMA link 3 */
 }
 
-void IRAM_ATTR pau_hal_start_regdma_modem_link(pau_hal_context_t *hal, bool backup_or_restore)
+void IRAM_ATTR pau_hal_start_regdma_modem_link(pau_hal_context_t *hal, bool backup_or_restore, bool blocking)
 {
     pau_ll_clear_regdma_backup_done_intr_state(hal->dev);
     pau_ll_set_regdma_select_wifimac_link(hal->dev);
     pau_ll_set_regdma_wifimac_link_backup_direction(hal->dev, backup_or_restore);
     pau_ll_set_regdma_wifimac_link_backup_start_enable(hal->dev);
 
-    while (!(pau_ll_get_regdma_intr_raw_signal(hal->dev) & PAU_DONE_INT_RAW));
+    if (blocking) {
+        while (!(pau_ll_get_regdma_intr_raw_signal(hal->dev) & PAU_DONE_INT_RAW));
+    }
 }
 
 void IRAM_ATTR pau_hal_stop_regdma_modem_link(pau_hal_context_t *hal)

components/hal/esp32p4/pau_hal.c

@@ -26,14 +26,16 @@ void pau_hal_set_regdma_entry_link_addr(pau_hal_context_t *hal, pau_regdma_link_
     lp_sys_ll_set_pau_link_addr((uint32_t)(*link_addr)[0]);
 }
 
-void IRAM_ATTR pau_hal_start_regdma_modem_link(pau_hal_context_t *hal, bool backup_or_restore)
+void IRAM_ATTR pau_hal_start_regdma_modem_link(pau_hal_context_t *hal, bool backup_or_restore, bool blocking)
 {
     pau_ll_clear_regdma_backup_done_intr_state(hal->dev);
     pau_ll_set_regdma_select_wifimac_link(hal->dev);
     pau_ll_set_regdma_wifimac_link_backup_direction(hal->dev, backup_or_restore);
     pau_ll_set_regdma_wifimac_link_backup_start_enable(hal->dev);
 
-    while (!(pau_ll_get_regdma_intr_raw_signal(hal->dev) & PAU_DONE_INT_RAW));
+    if (blocking) {
+        while (!(pau_ll_get_regdma_intr_raw_signal(hal->dev) & PAU_DONE_INT_RAW));
+    }
 }
 
 void IRAM_ATTR pau_hal_stop_regdma_modem_link(pau_hal_context_t *hal)

components/hal/include/hal/pau_hal.h

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2022-2024 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2022-2026 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -37,8 +37,8 @@ typedef struct {
  */
 void pau_hal_set_regdma_entry_link_addr(pau_hal_context_t *hal, pau_regdma_link_addr_t *link_addr);
 
-#if SOC_PM_SUPPORT_REGDMA_TRIGGERED_PHY
+#if SOC_PM_SUPPORT_REGDMA_TRIGGERED_PHY || SOC_PM_SUPPORT_PMU_MODEM_STATE
-#if SOC_PM_PAU_REGDMA_LINK_MODEM
+#if SOC_PM_PAU_REGDMA_LINK_WIFIMAC
 /**
  * @brief Set regdma modem link address
  *
@@ -46,15 +46,23 @@ void pau_hal_set_regdma_entry_link_addr(pau_hal_context_t *hal, pau_regdma_link_
  * @param link_addr     modem link address value
  */
 #define pau_hal_set_regdma_modem_link_addr(hal, addr)   pau_ll_set_regdma_wifimac_link_addr((hal)->dev, (addr))
-#endif
+#endif // SOC_PM_PAU_REGDMA_LINK_WIFIMAC
+
+/**
+ * @brief Wait until regdma completes
+ *
+ * @param hal           regdma hal context
+ */
+void pau_hal_regdma_wait_done(pau_hal_context_t *hal);
 
 /**
  * @brief Start transmission on regdma modem link
  *
  * @param hal           regdma hal context
  * @param backup_or_restore        false:restore true:backup
+ * @param blocking                 software wait till regdma completes
  */
-void pau_hal_start_regdma_modem_link(pau_hal_context_t *hal, bool backup_or_restore);
+void pau_hal_start_regdma_modem_link(pau_hal_context_t *hal, bool backup_or_restore, bool blocking);
 
 /**
  * @brief Stop transmission on regdma modem link
@@ -90,6 +98,34 @@ void pau_hal_start_regdma_system_link(pau_hal_context_t *hal, bool backup_or_res
 void pau_hal_stop_regdma_system_link(pau_hal_context_t *hal);
 #endif
 
+/**
+ * @brief Enable regdma done interrupt
+ *
+ * @param hal            regdma hal context
+ */
+#define pau_hal_regdma_done_int_enable(hal)    pau_ll_set_regdma_backup_done_intr_enable((hal)->dev)
+
+/**
+ * @brief Disable regdma done interrupt
+ *
+ * @param hal            regdma hal context
+ */
+#define pau_hal_regdma_done_int_disable(hal)    pau_ll_set_regdma_backup_done_intr_disable((hal)->dev)
+
+/**
+ * @brief Get regdma done interrupt status
+ *
+ * @param hal            regdma hal context
+ */
+bool pau_hal_get_regdma_done_status(pau_hal_context_t *hal);
+
+/**
+ * @brief Clear regdma done interrupt status
+ *
+ * @param hal            regdma hal context
+ */
+#define pau_hal_clear_regdma_backup_done_intr_state(hal)    pau_ll_clear_regdma_backup_done_intr_state((hal)->dev)
+
 #if SOC_PM_PAU_REGDMA_LINK_MULTI_ADDR
 /**
  * @brief Set regdma extra link address

components/soc/esp32c6/include/soc/Kconfig.soc_caps.in

@@ -1463,6 +1463,10 @@ config SOC_PM_PAU_REGDMA_LINK_MODEM
     bool
     default y
 
+config SOC_PM_PAU_REGDMA_LINK_WIFIMAC
+    bool
+    default y
+
 config SOC_PM_PAU_REGDMA_UPDATE_CACHE_BEFORE_WAIT_COMPARE
     bool
     default y

components/soc/esp32c6/include/soc/soc_caps.h

@@ -569,7 +569,8 @@
 
 #define SOC_PM_PAU_LINK_NUM                 (4)
 #define SOC_PM_PAU_REGDMA_LINK_MULTI_ADDR   (1)
-#define SOC_PM_PAU_REGDMA_LINK_MODEM      (1)
+#define SOC_PM_PAU_REGDMA_LINK_MODEM        (1)
+#define SOC_PM_PAU_REGDMA_LINK_WIFIMAC      (1)
 
 #define SOC_PM_PAU_REGDMA_UPDATE_CACHE_BEFORE_WAIT_COMPARE  (1)
 #define SOC_PM_PMU_MIN_SLP_SLOW_CLK_CYCLE_FIXED    (1)