1 files changed, 21 insertions, 12 deletions
diff --git a/os/hal/ports/STM32/LLD/USBv1/usb_lld.h b/os/hal/ports/STM32/LLD/USBv1/usb_lld.h
index 7464d52da..3f4abc052 100644
--- a/os/hal/ports/STM32/LLD/USBv1/usb_lld.h
+++ b/os/hal/ports/STM32/LLD/USBv1/usb_lld.h
@@ -151,6 +151,13 @@ typedef struct {
    * @brief   Pointer to the transmission linear buffer.
    */
   const uint8_t                 *txbuf;
+#if (USB_USE_WAIT == TRUE) || defined(__DOXYGEN__)
+  /**
+   * @brief   Waiting thread.
+   */
+  thread_reference_t            thread;
+#endif
+  /* End of the mandatory fields.*/
 } USBInEndpointState;
 
 /**
@@ -169,6 +176,12 @@ typedef struct {
    * @brief   Pointer to the receive linear buffer.
    */
   uint8_t                       *rxbuf;
+#if (USB_USE_WAIT == TRUE) || defined(__DOXYGEN__)
+  /**
+   * @brief   Waiting thread.
+   */
+  thread_reference_t            thread;
+#endif
   /* End of the mandatory fields.*/
   /**
    * @brief   Number of packets to receive.
@@ -198,36 +211,34 @@ typedef struct {
   usbepcallback_t               setup_cb;
   /**
    * @brief   IN endpoint notification callback.
-   * @details This field must be set to @p NULL if the IN endpoint is not
-   *          used.
+   * @details This field must be set to @p NULL if callback is not required.
    */
   usbepcallback_t               in_cb;
   /**
    * @brief   OUT endpoint notification callback.
-   * @details This field must be set to @p NULL if the OUT endpoint is not
-   *          used.
+   * @details This field must be set to @p NULL if callback is not required.
    */
   usbepcallback_t               out_cb;
   /**
    * @brief   IN endpoint maximum packet size.
-   * @details This field must be set to zero if the IN endpoint is not
-   *          used.
+   * @details This field must be set to zero if the IN endpoint is not used.
    */
   uint16_t                      in_maxsize;
   /**
    * @brief   OUT endpoint maximum packet size.
-   * @details This field must be set to zero if the OUT endpoint is not
-   *          used.
+   * @details This field must be set to zero if the OUT endpoint is not used.
    */
   uint16_t                      out_maxsize;
   /**
    * @brief   @p USBEndpointState associated to the IN endpoint.
-   * @details This structure maintains the state of the IN endpoint.
+   * @details This field must be set to @p NULL if the IN endpoint is not
+   *          used.
    */
   USBInEndpointState            *in_state;
   /**
    * @brief   @p USBEndpointState associated to the OUT endpoint.
-   * @details This structure maintains the state of the OUT endpoint.
+   * @details This field must be set to @p NULL if the OUT endpoint is not
+   *          used.
    */
   USBOutEndpointState           *out_state;
   /* End of the mandatory fields.*/
@@ -433,8 +444,6 @@ extern "C" {
   usbepstatus_t usb_lld_get_status_in(USBDriver *usbp, usbep_t ep);
   usbepstatus_t usb_lld_get_status_out(USBDriver *usbp, usbep_t ep);
   void usb_lld_read_setup(USBDriver *usbp, usbep_t ep, uint8_t *buf);
-  void usb_lld_prepare_receive(USBDriver *usbp, usbep_t ep);
-  void usb_lld_prepare_transmit(USBDriver *usbp, usbep_t ep);
   void usb_lld_start_out(USBDriver *usbp, usbep_t ep);
   void usb_lld_start_in(USBDriver *usbp, usbep_t ep);
   void usb_lld_stall_out(USBDriver *usbp, usbep_t ep);