Update IDF to 3a271a4

tools/platformio-build.py

@@ -70,7 +70,6 @@
         join(FRAMEWORK_DIR, "tools", "sdk", "include", "newlib"),
         join(FRAMEWORK_DIR, "tools", "sdk", "include", "nvs_flash"),
         join(FRAMEWORK_DIR, "tools", "sdk", "include", "openssl"),
-        join(FRAMEWORK_DIR, "tools", "sdk", "include", "soc"),
         join(FRAMEWORK_DIR, "tools", "sdk", "include", "spi_flash"),
         join(FRAMEWORK_DIR, "tools", "sdk", "include", "sdmmc"),
         join(FRAMEWORK_DIR, "tools", "sdk", "include", "spiffs"),
@@ -80,6 +79,7 @@
         join(FRAMEWORK_DIR, "tools", "sdk", "include", "wear_levelling"),
         join(FRAMEWORK_DIR, "tools", "sdk", "include", "xtensa-debug-module"),
         join(FRAMEWORK_DIR, "tools", "sdk", "include", "console"),
+        join(FRAMEWORK_DIR, "tools", "sdk", "include", "soc"),
         join(FRAMEWORK_DIR, "tools", "sdk", "include", "newlib"),
         join(FRAMEWORK_DIR, "tools", "sdk", "include", "coap"),
         join(FRAMEWORK_DIR, "tools", "sdk", "include", "wpa_supplicant"),
@@ -94,7 +94,7 @@
         join(FRAMEWORK_DIR, "tools", "sdk", "ld")
     ],
     LIBS=[
-        "gcc", "stdc++", "app_trace", "app_update", "bootloader_support", "bt", "btdm_app", "c", "c_nano", "coap", "coexist", "console", "core", "cxx", "driver", "esp32", "esp_adc_cal", "espnow", "ethernet", "expat", "fatfs", "freertos", "hal", "heap", "jsmn", "json", "log", "lwip", "m", "mbedtls", "mdns", "micro-ecc", "net80211", "newlib", "nghttp", "nvs_flash", "openssl", "phy", "pp", "pthread", "rtc", "sdmmc", "smartconfig", "soc", "spi_flash", "spiffs", "tcpip_adapter", "ulp", "vfs", "wear_levelling", "wpa", "wpa2", "wpa_supplicant", "wps", "xtensa-debug-module"
+        "gcc", "app_trace", "app_update", "bootloader_support", "bt", "btdm_app", "c", "c_nano", "coap", "coexist", "console", "core", "cxx", "driver", "esp32", "esp_adc_cal", "espnow", "ethernet", "expat", "fatfs", "freertos", "hal", "heap", "jsmn", "json", "log", "lwip", "m", "mbedtls", "mdns", "micro-ecc", "net80211", "newlib", "nghttp", "nvs_flash", "openssl", "phy", "pp", "pthread", "rtc", "sdmmc", "smartconfig", "soc", "spi_flash", "spiffs", "tcpip_adapter", "ulp", "vfs", "wear_levelling", "wpa", "wpa2", "wpa_supplicant", "wps", "xtensa-debug-module", "stdc++"
     ],
 
     UPLOADERFLAGS=[

tools/sdk/include/bluedroid/bta_api.h

@@ -402,6 +402,8 @@ typedef void (tBTA_SET_ADV_DATA_CMPL_CBACK) (tBTA_STATUS status);
 
 typedef void (tBTA_START_ADV_CMPL_CBACK) (tBTA_STATUS status);
 
+typedef tBTM_ADD_WHITELIST_CBACK tBTA_ADD_WHITELIST_CBACK;
+
 typedef tBTM_SET_PKT_DATA_LENGTH_CBACK tBTA_SET_PKT_DATA_LENGTH_CBACK;
 
 typedef tBTM_SET_LOCAL_PRIVACY_CBACK tBTA_SET_LOCAL_PRIVACY_CBACK;
@@ -1410,7 +1412,7 @@ extern void BTA_DisableTestMode(void);
 *******************************************************************************/
 extern void BTA_DmSetDeviceName(char *p_name);
 
-extern void BTA_DmUpdateWhiteList(BOOLEAN add_remove,  BD_ADDR remote_addr);
+extern void BTA_DmUpdateWhiteList(BOOLEAN add_remove,  BD_ADDR remote_addr, tBTA_ADD_WHITELIST_CBACK *add_wl_cb);
 
 extern void BTA_DmBleReadAdvTxPower(tBTA_CMPL_CB *cmpl_cb);
 
@@ -2034,6 +2036,24 @@ extern void BTA_DmBleObserve(BOOLEAN start, UINT32 duration,
                              tBTA_DM_SEARCH_CBACK *p_results_cb,
                              tBTA_START_STOP_SCAN_CMPL_CBACK *p_start_stop_scan_cb);
 
+/*******************************************************************************
+**
+** Function         BTA_DmBleScan
+**
+** Description      This procedure keep the device listening for advertising
+**                  events from a broadcast device.
+**
+** Parameters       start: start or stop observe.
+**                  duration : Duration of the scan. Continuous scan if 0 is passed
+**                  p_results_cb: Callback to be called with scan results
+**
+** Returns          void
+**
+*******************************************************************************/
+extern void BTA_DmBleScan(BOOLEAN start, UINT32 duration,
+                             tBTA_DM_SEARCH_CBACK *p_results_cb,
+                             tBTA_START_STOP_SCAN_CMPL_CBACK *p_start_stop_scan_cb);
+
 extern void BTA_DmBleStopAdvertising(void);
 
 extern void BTA_DmSetRandAddress(BD_ADDR rand_addr);

tools/sdk/include/bluedroid/bta_gattc_int.h

@@ -72,7 +72,11 @@ typedef UINT16 tBTA_GATTC_INT_EVT;
 
 /* max client application GATTC can support */
 #ifndef     BTA_GATTC_CL_MAX
-#define     BTA_GATTC_CL_MAX    3 // 32
+#if (GATT_MAX_PHY_CHANNEL > 3)
+    #define     BTA_GATTC_CL_MAX    GATT_MAX_PHY_CHANNEL
+#else
+    #define     BTA_GATTC_CL_MAX    3 // The origin value is 10
+#endif
 #endif
 
 /* max known devices GATTC can support */

tools/sdk/include/bluedroid/btm_api.h

@@ -146,6 +146,11 @@ typedef struct {
     UINT16              supervision_tout;
 }tBTM_LE_UPDATE_CONN_PRAMS;
 
+typedef enum{
+    BTM_WHITELIST_REMOVE     = 0X00,
+    BTM_WHITELIST_ADD        = 0X01,
+}tBTM_WL_OPERATION;
+
 
 typedef void (tBTM_DEV_STATUS_CB) (tBTM_DEV_STATUS status);
 
@@ -177,6 +182,8 @@ typedef void (tBTM_UPDATE_CONN_PARAM_CBACK) (UINT8 status, BD_ADDR bd_addr, tBTM
 
 typedef void (tBTM_SET_PKT_DATA_LENGTH_CBACK) (UINT8 status, tBTM_LE_SET_PKT_DATA_LENGTH_PARAMS *data_length_params);
 
+typedef void (tBTM_ADD_WHITELIST_CBACK) (UINT8 status, tBTM_WL_OPERATION wl_opration);
+
 typedef void (tBTM_SET_LOCAL_PRIVACY_CBACK) (UINT8 status);
 
 
@@ -234,7 +241,7 @@ typedef void (tBTM_SET_LOCAL_PRIVACY_CBACK) (UINT8 status);
 
 /* inquiry activity mask */
 #define BTM_BR_INQ_ACTIVE_MASK        (BTM_GENERAL_INQUIRY_ACTIVE|BTM_LIMITED_INQUIRY_ACTIVE|BTM_PERIODIC_INQUIRY_ACTIVE) /* BR/EDR inquiry activity mask */
-#define BTM_BLE_SCAN_ACTIVE_MASK      0xF0     /* LE scan activity mask */
+#define BTM_BLE_SCAN_ACTIVE_MASK      0x01F0     /* LE scan activity mask */
 #define BTM_BLE_INQ_ACTIVE_MASK       (BTM_LE_GENERAL_INQUIRY_ACTIVE|BTM_LE_LIMITED_INQUIRY_ACTIVE) /* LE inquiry activity mask*/
 #define BTM_INQUIRY_ACTIVE_MASK       (BTM_BR_INQ_ACTIVE_MASK | BTM_BLE_INQ_ACTIVE_MASK) /* inquiry activity mask */
 

tools/sdk/include/bluedroid/btm_ble_api.h

@@ -1207,6 +1207,22 @@ tBTM_STATUS BTM_BleWriteScanRspRaw(UINT8 *p_raw_scan_rsp, UINT32 raw_scan_rsp_le
 tBTM_STATUS BTM_BleObserve(BOOLEAN start, UINT32 duration,
                            tBTM_INQ_RESULTS_CB *p_results_cb, tBTM_CMPL_CB *p_cmpl_cb);
 
+/*******************************************************************************
+**
+** Function         BTM_BleScan
+**
+** Description      This procedure keep the device listening for advertising
+**                  events from a broadcast device.
+**
+** Parameters       start: start or stop scan.
+**
+** Returns          void
+**
+*******************************************************************************/
+//extern
+tBTM_STATUS BTM_BleScan(BOOLEAN start, UINT32 duration,
+                           tBTM_INQ_RESULTS_CB *p_results_cb, tBTM_CMPL_CB *p_cmpl_cb);
+
 
 /*******************************************************************************
 **
@@ -1695,7 +1711,7 @@ void BTM_BleTurnOnPrivacyOnRemote(BD_ADDR bd_addr,
 **
 *******************************************************************************/
 //extern
-BOOLEAN BTM_BleUpdateAdvWhitelist(BOOLEAN add_remove, BD_ADDR emote_bda);
+BOOLEAN BTM_BleUpdateAdvWhitelist(BOOLEAN add_remove, BD_ADDR emote_bda, tBTM_ADD_WHITELIST_CBACK *add_wl_cb);
 
 /*******************************************************************************
 **

tools/sdk/include/bluedroid/btm_ble_int.h

@@ -86,13 +86,15 @@ typedef UINT8   tBTM_BLE_SEC_REQ_ACT;
 #define BTM_BLE_IS_RESOLVE_BDA(x)           ((x[0] & BLE_RESOLVE_ADDR_MASK) == BLE_RESOLVE_ADDR_MSB)
 
 /* LE scan activity bit mask, continue with LE inquiry bits */
-#define BTM_LE_SELECT_CONN_ACTIVE      0x40     /* selection connection is in progress */
-#define BTM_LE_OBSERVE_ACTIVE          0x80     /* observe is in progress */
+#define BTM_LE_SELECT_CONN_ACTIVE      0x0040     /* selection connection is in progress */
+#define BTM_LE_OBSERVE_ACTIVE          0x0080     /* observe is in progress */
+#define BTM_LE_DISCOVER_ACTIVE         0x0100     /* scan is in progress */
 
 /* BLE scan activity mask checking */
 #define BTM_BLE_IS_SCAN_ACTIVE(x)   ((x) & BTM_BLE_SCAN_ACTIVE_MASK)
 #define BTM_BLE_IS_INQ_ACTIVE(x)   ((x) & BTM_BLE_INQUIRY_MASK)
 #define BTM_BLE_IS_OBS_ACTIVE(x)   ((x) & BTM_LE_OBSERVE_ACTIVE)
+#define BTM_BLE_IS_DISCO_ACTIVE(x)   ((x) & BTM_LE_DISCOVER_ACTIVE)
 #define BTM_BLE_IS_SEL_CONN_ACTIVE(x)   ((x) & BTM_LE_SELECT_CONN_ACTIVE)
 
 /* BLE ADDR type ID bit */
@@ -136,6 +138,7 @@ typedef struct {
 typedef struct {
     UINT16 discoverable_mode;
     UINT16 connectable_mode;
+    BOOLEAN scan_params_set;
     UINT32 scan_window;
     UINT32 scan_interval;
     UINT8 scan_type; /* current scan type: active or passive */
@@ -294,7 +297,7 @@ typedef void (tBTM_DATA_LENGTH_CHANGE_CBACK) (UINT16 max_tx_length, UINT16 max_r
 /* Define BLE Device Management control structure
 */
 typedef struct {
-    UINT8 scan_activity;         /* LE scan activity mask */
+    UINT16 scan_activity;         /* LE scan activity mask */
 
     /*****************************************************
     **      BLE Inquiry
@@ -306,6 +309,11 @@ typedef struct {
     tBTM_CMPL_CB *p_obs_cmpl_cb;
     TIMER_LIST_ENT obs_timer_ent;
 
+    /* scan callback and timer */
+    tBTM_INQ_RESULTS_CB *p_scan_results_cb;
+    tBTM_CMPL_CB *p_scan_cmpl_cb;
+    TIMER_LIST_ENT scan_timer_ent;
+
     /* background connection procedure cb value */
     tBTM_BLE_CONN_TYPE bg_conn_type;
     UINT32 scan_int;
@@ -314,6 +322,7 @@ typedef struct {
 
     /* white list information */
     UINT8 white_list_avail_size;
+    tBTM_ADD_WHITELIST_CBACK *add_wl_cb;
     tBTM_BLE_WL_STATE wl_state;
 
     fixed_queue_t *conn_pending_q;
@@ -357,7 +366,6 @@ tBTM_STATUS btm_ble_start_inquiry (UINT8 mode, UINT8   duration);
 void btm_ble_stop_scan(void);
 void btm_clear_all_pending_le_entry(void);
 
-void btm_ble_stop_scan();
 BOOLEAN btm_ble_send_extended_scan_params(UINT8 scan_type, UINT32 scan_int,
         UINT32 scan_win, UINT8 addr_type_own,
         UINT8 scan_filter_policy);
@@ -405,7 +413,7 @@ void btm_ble_update_sec_key_size(BD_ADDR bd_addr, UINT8 enc_key_size);
 UINT8 btm_ble_read_sec_key_size(BD_ADDR bd_addr);
 
 /* white list function */
-BOOLEAN btm_update_dev_to_white_list(BOOLEAN to_add, BD_ADDR bd_addr);
+BOOLEAN btm_update_dev_to_white_list(BOOLEAN to_add, BD_ADDR bd_addr, tBTM_ADD_WHITELIST_CBACK *add_wl_cb);
 void btm_update_scanner_filter_policy(tBTM_BLE_SFP scan_policy);
 void btm_update_adv_filter_policy(tBTM_BLE_AFP adv_policy);
 void btm_ble_clear_white_list (void);

tools/sdk/include/bluedroid/btu.h

@@ -160,9 +160,8 @@ typedef void (*tBTU_EVENT_CALLBACK)(BT_HDR *p_hdr);
 #define BTU_TTYPE_BLE_GAP_FAST_ADV                  106
 #define BTU_TTYPE_BLE_OBSERVE                       107
 
-
 #define BTU_TTYPE_UCD_TO                            108
-
+#define BTU_TTYPE_BLE_SCAN                          109
 
 
 /* This is the inquiry response information held by BTU, and available

tools/sdk/include/bluedroid/esp_gap_ble_api.h

@@ -97,6 +97,7 @@ typedef enum {
     ESP_GAP_BLE_CLEAR_BOND_DEV_COMPLETE_EVT,                /*!< When clear the bond device clear complete, the event comes */
     ESP_GAP_BLE_GET_BOND_DEV_COMPLETE_EVT,                  /*!< When get the bond device list complete, the event comes */
     ESP_GAP_BLE_READ_RSSI_COMPLETE_EVT,                     /*!< When read the rssi complete, the event comes */
+    ESP_GAP_BLE_ADD_WHITELIST_COMPLETE_EVT,                 /*!< When add or remove whitelist complete, the event comes */
     ESP_GAP_BLE_EVT_MAX,
 } esp_gap_ble_cb_event_t;
 
@@ -462,6 +463,10 @@ typedef enum {
     ESP_BLE_EVT_SCAN_RSP         = 0x04,        /*!< Scan Response (SCAN_RSP) */
 } esp_ble_evt_type_t;
 
+typedef enum{
+    ESP_BLE_WHITELIST_REMOVE     = 0X00,    /*!< remove mac from whitelist */
+    ESP_BLE_WHITELIST_ADD        = 0X01,    /*!< add address to whitelist */
+}esp_ble_wl_opration;
 /**
  * @brief Gap callback parameters union
  */
@@ -600,6 +605,13 @@ typedef union {
                                                          if the RSSI cannot be read, the RSSI metric shall be set to 127. */
         esp_bd_addr_t remote_addr;                  /*!< The remote device address */
     } read_rssi_cmpl;                               /*!< Event parameter of ESP_GAP_BLE_READ_RSSI_COMPLETE_EVT */
+    /**
+     * @brief ESP_GAP_BLE_ADD_WHITELIST_COMPLETE_EVT
+     */
+    struct ble_add_whitelist_cmpl_evt_param {
+        esp_bt_status_t status;                     /*!< Indicate the add or remove whitelist operation success status */
+        esp_ble_wl_opration wl_opration;            /*!< The value is ESP_BLE_WHITELIST_ADD if add address to whitelist operation success, ESP_BLE_WHITELIST_REMOVE if remove address from the whitelist operation success */
+    } add_whitelist_cmpl;                           /*!< Event parameter of ESP_GAP_BLE_ADD_WHITELIST_COMPLETE_EVT */
 } esp_ble_gap_cb_param_t;
 
 /**
@@ -972,6 +984,12 @@ esp_err_t esp_ble_get_bond_device_list(int *dev_num, esp_ble_bond_dev_t *dev_lis
 
 /**
 * @brief           This function is to disconnect the physical connection of the peer device
+*                  gattc maybe have multiple virtual GATT server connections when multiple app_id registed.
+*                  esp_ble_gattc_close (esp_gatt_if_t gattc_if, uint16_t conn_id) only close one virtual GATT server connection.
+*                  if there exist other virtual GATT server connections, it does not disconnect the physical connection.
+*                  esp_ble_gap_disconnect(esp_bd_addr_t remote_device) disconnect the physical connection directly.
+*
+*
 *
 * @param[in]       remote_device : BD address of the peer device
 *

tools/sdk/include/bt/bt.h

@@ -78,7 +78,6 @@ typedef enum {
     ESP_BT_CONTROLLER_STATUS_IDLE = 0,
     ESP_BT_CONTROLLER_STATUS_INITED,
     ESP_BT_CONTROLLER_STATUS_ENABLED,
-    ESP_BT_CONTROLLER_STATUS_SHUTDOWN,
     ESP_BT_CONTROLLER_STATUS_NUM,
 } esp_bt_controller_status_t;
 

tools/sdk/include/config/sdkconfig.h

@@ -47,6 +47,7 @@
 #define CONFIG_MBEDTLS_ECP_DP_SECP256K1_ENABLED 1
 #define CONFIG_CONSOLE_UART_BAUDRATE 115200
 #define CONFIG_LWIP_MAX_SOCKETS 10
+#define CONFIG_LWIP_NETIF_LOOPBACK 1
 #define CONFIG_EMAC_TASK_PRIORITY 20
 #define CONFIG_TIMER_TASK_STACK_DEPTH 2048
 #define CONFIG_TCP_MSS 1436
@@ -84,7 +85,7 @@
 #define CONFIG_TCPIP_TASK_STACK_SIZE 2560
 #define CONFIG_FATFS_CODEPAGE_850 1
 #define CONFIG_TASK_WDT 1
-#define CONFIG_MAIN_TASK_STACK_SIZE 4096
+#define CONFIG_MAIN_TASK_STACK_SIZE 8192
 #define CONFIG_SPIFFS_PAGE_CHECK 1
 #define CONFIG_TASK_WDT_TIMEOUT_S 5
 #define CONFIG_INT_WDT_TIMEOUT_MS 300
@@ -105,6 +106,7 @@
 #define CONFIG_ESP32_WIFI_NVS_ENABLED 1
 #define CONFIG_ULP_COPROC_ENABLED 1
 #define CONFIG_MBEDTLS_ECP_DP_SECP224R1_ENABLED 1
+#define CONFIG_LIBSODIUM_USE_MBEDTLS_SHA 1
 #define CONFIG_DMA_RX_BUF_NUM 10
 #define CONFIG_MBEDTLS_ECP_DP_SECP384R1_ENABLED 1
 #define CONFIG_TCP_SYNMAXRTX 6
@@ -119,6 +121,7 @@
 #define CONFIG_LWIP_DHCP_MAX_NTP_SERVERS 1
 #define CONFIG_TCP_MSL 60000
 #define CONFIG_MBEDTLS_SSL_PROTO_TLS1_1 1
+#define CONFIG_LWIP_SO_REUSE_RXTOALL 1
 #define CONFIG_PARTITION_TABLE_SINGLE_APP 1
 #define CONFIG_ESP32_WIFI_RX_BA_WIN 6
 #define CONFIG_MBEDTLS_X509_CSR_PARSE_C 1
@@ -179,7 +182,6 @@
 #define CONFIG_MBEDTLS_TLS_SERVER 1
 #define CONFIG_MBEDTLS_TLS_SERVER_AND_CLIENT 1
 #define CONFIG_FREERTOS_ISR_STACKSIZE 1536
-#define CONFIG_CLASSIC_BT_ENABLED 1
 #define CONFIG_FREERTOS_WATCHPOINT_END_OF_STACK 1
 #define CONFIG_OPENSSL_ASSERT_DO_NOTHING 1
 #define CONFIG_WL_SECTOR_SIZE_4096 1
@@ -192,6 +194,7 @@
 #define CONFIG_FATFS_MAX_LFN 255
 #define CONFIG_ESP32_WIFI_TX_BUFFER_TYPE 1
 #define CONFIG_ESPTOOLPY_BAUD_921600B 1
+#define CONFIG_LWIP_LOOPBACK_MAX_PBUFS 8
 #define CONFIG_APP_OFFSET 0x10000
 #define CONFIG_MEMMAP_SMP 1
 #define CONFIG_SPI_FLASH_ROM_DRIVER_PATCH 1

tools/sdk/include/driver/driver/i2s.h

@@ -122,6 +122,8 @@ typedef enum {
     I2S_MODE_PDM = 64,
 } i2s_mode_t;
 
+
+
 /**
  * @brief I2S configuration parameters for i2s_param_config function
  *
@@ -135,6 +137,7 @@ typedef struct {
     int                     intr_alloc_flags;       /*!< Flags used to allocate the interrupt. One or multiple (ORred) ESP_INTR_FLAG_* values. See esp_intr_alloc.h for more info */
     int                     dma_buf_count;          /*!< I2S DMA Buffer Count */
     int                     dma_buf_len;            /*!< I2S DMA Buffer Length */
+    int                     use_apll;               /*!< I2S using APLL as main I2S clock, enable it to get accurate clock */
 } i2s_config_t;
 
 /**

tools/sdk/include/driver/driver/ledc.h

@@ -26,6 +26,7 @@ extern "C" {
 
 #define LEDC_APB_CLK_HZ (APB_CLK_FREQ)
 #define LEDC_REF_CLK_HZ (1*1000000)
+#define LEDC_ERR_DUTY   (0xFFFFFFFF)
 
 typedef enum {
     LEDC_HIGH_SPEED_MODE = 0, /*!< LEDC high speed speed_mode */
@@ -206,10 +207,10 @@ esp_err_t ledc_set_duty(ledc_mode_t speed_mode, ledc_channel_t channel, uint32_t
  * @param channel LEDC channel(0-7), select from ledc_channel_t
  *
  * @return
- *     - (-1) parameter error
+ *     - LEDC_ERR_DUTY if parameter error
  *     - Others Current LEDC duty
  */
-int ledc_get_duty(ledc_mode_t speed_mode, ledc_channel_t channel);
+uint32_t ledc_get_duty(ledc_mode_t speed_mode, ledc_channel_t channel);
 
 /**
  * @brief LEDC set gradient
@@ -329,7 +330,7 @@ esp_err_t ledc_bind_channel_timer(ledc_mode_t speed_mode, uint32_t channel, uint
  *     - ESP_ERR_INVALID_STATE Fade function not installed.
  *     - ESP_FAIL Fade function init error
  */
-esp_err_t ledc_set_fade_with_step(ledc_mode_t speed_mode, ledc_channel_t channel, int target_duty, int scale, int cycle_num);
+esp_err_t ledc_set_fade_with_step(ledc_mode_t speed_mode, ledc_channel_t channel, uint32_t target_duty, int scale, int cycle_num);
 
 /**
  * @brief Set LEDC fade function, with a limited time. Should call ledc_fade_func_install() before calling this function.
@@ -346,7 +347,7 @@ esp_err_t ledc_set_fade_with_step(ledc_mode_t speed_mode, ledc_channel_t channel
  *     - ESP_ERR_INVALID_STATE Fade function not installed.
  *     - ESP_FAIL Fade function init error
  */
-esp_err_t ledc_set_fade_with_time(ledc_mode_t speed_mode, ledc_channel_t channel, int target_duty, int max_fade_time_ms);
+esp_err_t ledc_set_fade_with_time(ledc_mode_t speed_mode, ledc_channel_t channel, uint32_t target_duty, int max_fade_time_ms);
 
 /**
  * @brief Install ledc fade function. This function will occupy interrupt of LEDC module.