1 files changed, 14 insertions, 11 deletions
diff --git a/src/host/usbh_pvt.h b/src/host/usbh_pvt.h
index 9d91e52e8..adb6a8c44 100644
--- a/src/host/usbh_pvt.h
+++ b/src/host/usbh_pvt.h
@@ -24,8 +24,8 @@
  * This file is part of the TinyUSB stack.
  */
 
-#ifndef _TUSB_USBH_PVT_H_
-#define _TUSB_USBH_PVT_H_
+#ifndef TUSB_USBH_PVT_H_
+#define TUSB_USBH_PVT_H_
 
 #include "osal/osal.h"
 #include "common/tusb_fifo.h"
@@ -44,16 +44,15 @@
 //--------------------------------------------------------------------+
 // Class Driver API
 //--------------------------------------------------------------------+
-
 typedef struct {
-  char const* name;
-  bool (* const init       )(void);
-  bool (* const deinit     )(void);
-  bool (* const open       )(uint8_t rhport, uint8_t dev_addr, tusb_desc_interface_t const * itf_desc, uint16_t max_len);
-  bool (* const set_config )(uint8_t dev_addr, uint8_t itf_num);
-  bool (* const xfer_cb    )(uint8_t dev_addr, uint8_t ep_addr, xfer_result_t result, uint32_t xferred_bytes);
-  void (* const close      )(uint8_t dev_addr);
-} usbh_class_driver_t;
+   const char *name;
+   bool (*const init)(void);
+   bool (*const deinit)(void);
+   uint16_t (*const open)(uint8_t rhport, uint8_t dev_addr, const tusb_desc_interface_t *itf_desc, uint16_t max_len);
+   bool (*const set_config)(uint8_t dev_addr, uint8_t itf_num);
+   bool (*const xfer_cb)(uint8_t dev_addr, uint8_t ep_addr, xfer_result_t result, uint32_t xferred_bytes);
+   void (*const close)(uint8_t dev_addr);
+ } usbh_class_driver_t;
 
 // Invoked when initializing host stack to get additional class drivers.
 // Can be implemented by application to extend/overwrite class driver support.
@@ -69,8 +68,12 @@ uint8_t* usbh_get_enum_buf(void);
 
 void usbh_int_set(bool enabled);
 
+// Invoke this function later in tuh_task() by putting it into task queue
 void usbh_defer_func(osal_task_func_t func, void *param, bool in_isr);
 
+// Schedules a function to be called after certain time asynchronously
+bool usbh_defer_func_ms_async(uint32_t ms, tusb_defer_func_t func, uintptr_t param);
+
 void usbh_spin_lock(bool in_isr);
 void usbh_spin_unlock(bool in_isr);