mirror of
https://github.com/espressif/esp-idf.git
synced 2025-08-01 19:54:32 +02:00
component/bt: remove the pm_lock that prevents light sleep in case that external 32kHz crystal is used as Bluetooth low power clock
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@@ -79,6 +79,14 @@
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#define BTDM_MIN_SLEEP_DURATION (12) // threshold of interval in slots to allow to fall into modem sleep
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#define BTDM_MODEM_WAKE_UP_DELAY (4) // delay in slots of modem wake up procedure, including re-enable PHY/RF
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#ifdef CONFIG_PM_ENABLE
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#ifndef CONFIG_BTDM_LPCLK_SEL_MAIN_XTAL
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#define BTDM_ALLOW_LIGHT_SLEEP 1
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#else
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#define BTDM_ALLOW_LIGHT_SLEEP 0
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#endif
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#endif
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#define BT_DEBUG(...)
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#define BT_API_CALL_CHECK(info, api_call, ret) \
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do{\
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@@ -373,8 +381,11 @@ static DRAM_ATTR uint8_t btdm_lpcycle_us_frac = 0; // number of fractional bit f
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#ifdef CONFIG_PM_ENABLE
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static DRAM_ATTR esp_timer_handle_t s_btdm_slp_tmr;
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static DRAM_ATTR esp_pm_lock_handle_t s_pm_lock;
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static DRAM_ATTR esp_pm_lock_handle_t s_light_sleep_pm_lock; // pm_lock to prevent light sleep due to incompatibility currently
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static DRAM_ATTR QueueHandle_t s_pm_lock_sem = NULL;
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#if !BTDM_ALLOW_LIGHT_SLEEP
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// pm_lock to prevent light sleep when using main crystal as Bluetooth low power clock
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static DRAM_ATTR esp_pm_lock_handle_t s_light_sleep_pm_lock;
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#endif /* #if !BTDM_ALLOW_LIGHT_SLEEP */
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static void btdm_slp_tmr_callback(void *arg);
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#endif
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@@ -1093,9 +1104,11 @@ esp_err_t esp_bt_controller_init(esp_bt_controller_config_t *cfg)
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#endif
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#ifdef CONFIG_PM_ENABLE
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#if !BTDM_ALLOW_LIGHT_SLEEP
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if ((err = esp_pm_lock_create(ESP_PM_NO_LIGHT_SLEEP, 0, "btLS", &s_light_sleep_pm_lock)) != ESP_OK) {
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goto error;
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}
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#endif /* #if !BTDM_ALLOW_LIGHT_SLEEP */
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if ((err = esp_pm_lock_create(ESP_PM_APB_FREQ_MAX, 0, "bt", &s_pm_lock)) != ESP_OK) {
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goto error;
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}
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@@ -1158,10 +1171,12 @@ esp_err_t esp_bt_controller_init(esp_bt_controller_config_t *cfg)
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error:
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#ifdef CONFIG_PM_ENABLE
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#if !BTDM_ALLOW_LIGHT_SLEEP
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if (s_light_sleep_pm_lock != NULL) {
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esp_pm_lock_delete(s_light_sleep_pm_lock);
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s_light_sleep_pm_lock = NULL;
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}
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#endif /* #if !BTDM_ALLOW_LIGHT_SLEEP */
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if (s_pm_lock != NULL) {
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esp_pm_lock_delete(s_pm_lock);
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s_pm_lock = NULL;
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@@ -1189,8 +1204,10 @@ esp_err_t esp_bt_controller_deinit(void)
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periph_module_disable(PERIPH_BT_MODULE);
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#ifdef CONFIG_PM_ENABLE
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#if !BTDM_ALLOW_LIGHT_SLEEP
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esp_pm_lock_delete(s_light_sleep_pm_lock);
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s_light_sleep_pm_lock = NULL;
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#endif /* #if !BTDM_ALLOW_LIGHT_SLEEP */
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esp_pm_lock_delete(s_pm_lock);
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s_pm_lock = NULL;
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esp_timer_stop(s_btdm_slp_tmr);
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@@ -1231,7 +1248,9 @@ esp_err_t esp_bt_controller_enable(esp_bt_mode_t mode)
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}
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#ifdef CONFIG_PM_ENABLE
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#if !BTDM_ALLOW_LIGHT_SLEEP
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esp_pm_lock_acquire(s_light_sleep_pm_lock);
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#endif /* #if !BTDM_ALLOW_LIGHT_SLEEP */
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esp_pm_lock_acquire(s_pm_lock);
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#endif
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@@ -1269,7 +1288,9 @@ esp_err_t esp_bt_controller_enable(esp_bt_mode_t mode)
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}
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esp_phy_rf_deinit(PHY_BT_MODULE);
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#ifdef CONFIG_PM_ENABLE
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#if !BTDM_ALLOW_LIGHT_SLEEP
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esp_pm_lock_release(s_light_sleep_pm_lock);
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#endif /* #if !BTDM_ALLOW_LIGHT_SLEEP */
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esp_pm_lock_release(s_pm_lock);
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#endif
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return ESP_ERR_INVALID_STATE;
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@@ -1310,7 +1331,9 @@ esp_err_t esp_bt_controller_disable(void)
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btdm_controller_status = ESP_BT_CONTROLLER_STATUS_INITED;
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#ifdef CONFIG_PM_ENABLE
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#if !BTDM_ALLOW_LIGHT_SLEEP
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esp_pm_lock_release(s_light_sleep_pm_lock);
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#endif /* #if !BTDM_ALLOW_LIGHT_SLEEP */
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esp_pm_lock_release(s_pm_lock);
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#endif
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