sleep: beacon loss and noise check timer optimize for wifi power save

esp_phy: optimize phy calibration for C3

components/esp_rom/esp32c3/ld/esp32c3.rom.ld

@@ -1545,7 +1545,7 @@ pm_set_beacon_filter = 0x4000166c;
 pm_is_in_wifi_slice_threshold = 0x40001670;
 pm_is_waked = 0x40001674;
 pm_keep_alive = 0x40001678;
-pm_on_beacon_rx = 0x4000167c;
+/* pm_on_beacon_rx = 0x4000167c; */
 pm_on_data_rx = 0x40001680;
 pm_on_tbtt = 0x40001684;
 pm_parse_beacon = 0x40001688;
@@ -1554,7 +1554,7 @@ pm_process_tim = 0x4000168c;
 pm_rx_data_process = 0x40001694;
 /*pm_sleep = 0x40001698;*/
 pm_sleep_for = 0x4000169c;
-pm_tbtt_process = 0x400016a0;
+/* pm_tbtt_process = 0x400016a0; */
 ppAMPDU2Normal = 0x400016a4;
 ppAssembleAMPDU = 0x400016a8;
 ppCalFrameTimes = 0x400016ac;

components/esp_wifi/Kconfig

@@ -322,6 +322,47 @@ menu "Wi-Fi"
             Select this option to enable power_management for station when disconnected.
             Chip will do modem-sleep when rf module is not in use any more.
 
+    config ESP_WIFI_SLP_BEACON_LOST_OPT
+        bool "Wifi sleep optimize when beacon lost"
+        help
+            Enable wifi sleep optimization when beacon loss occurs and immediately enter
+            sleep mode when the WiFi module detects beacon loss.
+
+    config ESP_WIFI_SLP_BEACON_LOST_TIMEOUT
+        int "Beacon loss timeout"
+        range 5 100
+        default 10
+        depends on ESP_WIFI_SLP_BEACON_LOST_OPT
+        help
+            Timeout time for close rf phy when beacon loss occurs, Unit: 1024 microsecond.
+
+    config ESP_WIFI_SLP_BEACON_LOST_THRESHOLD
+        int "Maximum number of consecutive lost beacons allowed"
+        range 0 8
+        default 3
+        depends on ESP_WIFI_SLP_BEACON_LOST_OPT
+        help
+            Maximum number of consecutive lost beacons allowed, WiFi keeps Rx state when
+            the number of consecutive beacons lost is greater than the given threshold.
+
+    config ESP_WIFI_SLP_PHY_ON_DELTA_EARLY_TIME
+        int "Delta early time for RF PHY on"
+        range 0 100
+        default 2
+        depends on ESP_WIFI_SLP_BEACON_LOST_OPT
+        help
+            Delta early time for rf phy on, When the beacon is lost, the next rf phy on will
+            be earlier the time specified by the configuration item, Unit: 32 microsecond.
+
+    config ESP_WIFI_SLP_PHY_OFF_DELTA_TIMEOUT_TIME
+        int "Delta timeout time for RF PHY off"
+        range 0 8
+        default 2
+        depends on ESP_WIFI_SLP_BEACON_LOST_OPT
+        help
+            Delta timeout time for rf phy off, When the beacon is lost, the next rf phy off will
+            be delayed for the time specified by the configuration item. Unit: 1024 microsecond.
+
 endmenu  # Wi-Fi
 
 menu "PHY"

components/esp_wifi/include/esp_private/wifi.h

@@ -599,6 +599,15 @@ void esp_wifi_set_sleep_delay_time(uint32_t return_to_sleep_delay);
  */
 void esp_wifi_set_keep_alive_time(uint32_t keep_alive_time);
 
+/**
+ * @brief   Configure wifi beacon montior default parameters
+ *
+ * @param   enable: enable or disable beacon monitor
+ * @param   timeout: timeout time for close rf phy when beacon loss occurs, Unit: 1024 microsecond
+ * @param   threshold: maximum number of consecutive lost beacons allowed
+ */
+void esp_wifi_beacon_monitor_configure(bool enable, int timeout, int threshold, int delta_intr_early, int delta_timeout);
+
 #ifdef __cplusplus
 }
 #endif

components/esp_wifi/src/wifi_init.c

@@ -123,6 +123,10 @@ esp_err_t esp_wifi_deinit(void)
 #if CONFIG_ESP_NETIF_TCPIP_ADAPTER_COMPATIBLE_LAYER
     tcpip_adapter_clear_default_wifi_handlers();
 #endif
+#if CONFIG_ESP_WIFI_SLP_BEACON_LOST_OPT
+    esp_wifi_beacon_monitor_configure(false, 0, 0, 0, 0);
+#endif
+
 #if CONFIG_ESP_WIFI_SLP_IRAM_OPT
     esp_pm_unregister_light_sleep_default_params_config_callback();
 #endif
@@ -280,6 +284,11 @@ esp_err_t esp_wifi_init(const wifi_init_config_t *config)
             return result;
         }
     }
+#if CONFIG_ESP_WIFI_SLP_BEACON_LOST_OPT
+    esp_wifi_beacon_monitor_configure(true, CONFIG_ESP_WIFI_SLP_BEACON_LOST_TIMEOUT,
+            CONFIG_ESP_WIFI_SLP_BEACON_LOST_THRESHOLD, CONFIG_ESP_WIFI_SLP_PHY_ON_DELTA_EARLY_TIME,
+            CONFIG_ESP_WIFI_SLP_PHY_OFF_DELTA_TIMEOUT_TIME);
+#endif
     adc2_cal_include(); //This enables the ADC2 calibration constructor at start up.
 
     esp_wifi_config_info();