fix(freertos): notifiy-based sync can be initialized from any task (#6692)

src/osal/lv_freertos.h

@@ -51,7 +51,7 @@ extern "C" {
 
 typedef struct {
     void (*pvStartRoutine)(void *);       /**< Application thread function. */
-    void * xTaskArg;                      /**< Arguments for application thread function. */
+    void * pTaskArg;                      /**< Arguments for application thread function. */
     TaskHandle_t xTaskHandle;             /**< FreeRTOS task handle. */
 } lv_thread_t;
 
@@ -61,15 +61,15 @@ typedef struct {
 } lv_mutex_t;
 
 typedef struct {
-#if USE_FREERTOS_TASK_NOTIFY
-    TaskHandle_t xTaskToNotify;
-#else
     BaseType_t
     xIsInitialized;                       /**< Set to pdTRUE if this condition variable is initialized, pdFALSE otherwise. */
+    BaseType_t xSyncSignal;               /**< Set to pdTRUE if the thread is signaled, pdFALSE otherwise. */
+#if USE_FREERTOS_TASK_NOTIFY
+    TaskHandle_t xTaskToNotify;           /**< The task waiting to be signalled. NULL if nothing is waiting. */
+#else
     SemaphoreHandle_t xCondWaitSemaphore; /**< Threads block on this semaphore in lv_thread_sync_wait. */
     uint32_t ulWaitingThreads;            /**< The number of threads currently waiting on this condition variable. */
     SemaphoreHandle_t xSyncMutex;         /**< Threads take this mutex before accessing the condition variable. */
-    BaseType_t xSyncSignal;               /**< Set to pdTRUE if the thread is signaled, pdFALSE otherwise. */
 #endif
 } lv_thread_sync_t;