esp_wifi: backport some wifi bugs 0323

1,Reduce WiFi bin size
2,Add TX packets size check
3,Fix scan get rssi error
4,Add wifi stop check at WiFi deinit entry
5,coex adjust scheme when bt is connected status
6,Return fail when setting AP's channel is out of range
7,Fix the bug for setting channel when WiFi in NULL mode

components/esp32/esp_adapter.c

@@ -588,6 +588,7 @@ wifi_osi_funcs_t g_wifi_osi_funcs = {
     ._get_time = get_time_wrapper,
     ._random = os_random,
     ._log_write = esp_log_write,
+    ._log_writev = esp_log_writev,
     ._log_timestamp = esp_log_timestamp,
     ._malloc_internal =  malloc_internal_wrapper,
     ._realloc_internal = realloc_internal_wrapper,

components/esp_wifi/include/esp_private/wifi_os_adapter.h

@@ -106,6 +106,7 @@ typedef struct {
     int32_t (* _get_time)(void *t);
     unsigned long (* _random)(void);
     void (* _log_write)(uint32_t level, const char* tag, const char* format, ...);
+    void (* _log_writev)(uint32_t level, const char* tag, const char* format, va_list args);
     uint32_t (* _log_timestamp)(void);
     void * (* _malloc_internal)(size_t size);
     void * (* _realloc_internal)(void *ptr, size_t size);

components/esp_wifi/include/esp_wifi_types.h

@@ -207,7 +207,7 @@ typedef struct {
     uint8_t channel;            /**< Channel of ESP32 soft-AP */
     wifi_auth_mode_t authmode;  /**< Auth mode of ESP32 soft-AP. Do not support AUTH_WEP in soft-AP mode */
     uint8_t ssid_hidden;        /**< Broadcast SSID or not, default 0, broadcast the SSID */
-    uint8_t max_connection;     /**< Max number of stations allowed to connect in, default 4, max 4 */
+    uint8_t max_connection;     /**< Max number of stations allowed to connect in, default 4, max 10 */
     uint16_t beacon_interval;   /**< Beacon interval, 100 ~ 60000 ms, default 100 ms */
 } wifi_ap_config_t;
 

components/esp_wifi/lib_esp32

@@ -1 +1 @@
-Subproject commit 11a77168887c3e0ec8e1c8508a13cd561f57d622
+Subproject commit 674f73c44a1c9f96292fa468b1c47a16d55a40a2

components/esp_wifi/src/wifi_init.c

@@ -104,6 +104,7 @@ esp_err_t esp_wifi_deinit(void)
     err = esp_wifi_deinit_internal();
     if (err != ESP_OK) {
         ESP_LOGE(TAG, "Failed to deinit Wi-Fi driver (0x%x)", err);
+        return err;
     }
 
     tcpip_adapter_clear_default_wifi_handlers();

components/idf_test/integration_test/TC_IT_WIFI_CONN.yml

@@ -78,7 +78,7 @@ test cases:
   - - SSC SSC2 sta -C -s <target_ssid>
     - - R SSC2 RE "\+JAP:CONNECTED,%%s"%%(<target_ssid>)
   - - SSC SSC1 ap -S -s <target_ssid> -n 15
-    - - R SSC1 C +SAP:OK
+    - - R SSC1 C +SAP:ERROR
   - - SSC SSC2 sta -C -s <target_ssid>
     - - R SSC2 RE "\+JAP:CONNECTED,%%s"%%(<target_ssid>)
   - - SSC SSC2 sta -D

components/log/include/esp_log.h

@@ -106,6 +106,15 @@ uint32_t esp_log_early_timestamp(void);
  */
 void esp_log_write(esp_log_level_t level, const char* tag, const char* format, ...) __attribute__ ((format (printf, 3, 4)));
 
+/**
+ * @brief Write message into the log, va_list variant
+ * @see esp_log_write()
+ *
+ * This function is provided to ease integration toward other logging framework,
+ * so that esp_log can be used as a log sink.
+ */
+void esp_log_writev(esp_log_level_t level, const char* tag, const char* format, va_list args);
+
 /** @cond */
 
 #include "esp_log_internal.h"

components/log/log.c

@@ -186,9 +186,10 @@ void clear_log_level_list()
 #endif
 }
 
-void IRAM_ATTR esp_log_write(esp_log_level_t level,
+void IRAM_ATTR esp_log_writev(esp_log_level_t level,
         const char* tag,
-        const char* format, ...)
+        const char* format,
+        va_list args)
 {
     if (!s_log_mutex) {
         s_log_mutex = xSemaphoreCreateMutex();
@@ -212,9 +213,16 @@ void IRAM_ATTR esp_log_write(esp_log_level_t level,
         return;
     }
 
+    (*s_log_print_func)(format, args);
+}
+
+void IRAM_ATTR esp_log_write(esp_log_level_t level,
+        const char* tag,
+        const char* format, ...)
+{
     va_list list;
     va_start(list, format);
-    (*s_log_print_func)(format, list);
+    esp_log_writev(level, tag, format, list);
     va_end(list);
 }