Merge branch 'fix/calibrate_csl_rx' into 'master'

fix(openthread): calibrate CSL parameters

See merge request espressif/esp-idf!38471

Author: chshu

components/openthread/Kconfig

@@ -279,7 +279,7 @@ menu "OpenThread"
             config OPENTHREAD_CSL_ACCURACY
                 int "The current CSL rx/tx scheduling drift, in units of ± ppm"
 
-                default 20
+                default 50
                 help
                     The current accuracy of the clock used for scheduling CSL operations
 

components/openthread/private_include/esp_openthread_sleep.h

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2023 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2023-2025 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -25,16 +25,10 @@ extern "C" {
 esp_err_t esp_openthread_sleep_init(void);
 
 /**
- * @brief This function performs the OpenThread sleep process.
+ * @brief This function performs the OpenThread sleep and wake process.
  *
  */
 void esp_openthread_sleep_process(void);
-
-/**
- * @brief This function performs the OpenThread wakeup process.
- *
- */
-void esp_openthread_wakeup_process(void);
 #endif
 
 #ifdef __cplusplus

components/openthread/src/esp_openthread.cpp

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2021-2024 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2021-2025 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -187,9 +187,6 @@ esp_err_t esp_openthread_launch_mainloop(void)
         if (select(mainloop.max_fd + 1, &mainloop.read_fds, &mainloop.write_fds, &mainloop.error_fds,
                    &mainloop.timeout) >= 0) {
             esp_openthread_lock_acquire(portMAX_DELAY);
-#if CONFIG_FREERTOS_USE_TICKLESS_IDLE && CONFIG_OPENTHREAD_RADIO_NATIVE
-            esp_openthread_wakeup_process();
-#endif /* CONFIG_FREERTOS_USE_TICKLESS_IDLE && CONFIG_OPENTHREAD_RADIO_NATIVE */
             error = esp_openthread_platform_process(instance, &mainloop);
             while (otTaskletsArePending(instance)) {
                 otTaskletsProcess(instance);

components/openthread/src/port/esp_openthread_sleep.c

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2023 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2023-2025 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -37,12 +37,7 @@ void esp_openthread_sleep_process(void)
     if (s_ot_sleep == false && esp_ieee802154_get_state() == ESP_IEEE802154_RADIO_SLEEP) {
         esp_pm_lock_release(s_pm_lock);
         s_ot_sleep = true;
-    }
-}
-
-void esp_openthread_wakeup_process(void)
-{
-    if (s_ot_sleep) {
+    } else if (s_ot_sleep && esp_ieee802154_get_state() != ESP_IEEE802154_RADIO_SLEEP) {
         esp_pm_lock_acquire(s_pm_lock);
         s_ot_sleep = false;
     }