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/***************************************************************************
* Copyright (c) 2024 Microsoft Corporation
* Copyright (c) 2026-present Eclipse ThreadX contributors
*
* This program and the accompanying materials are made available under the
* terms of the MIT License which is available at
* https://opensource.org/licenses/MIT.
*
* SPDX-License-Identifier: MIT
**************************************************************************/
/**************************************************************************/
/**************************************************************************/
/** */
/** USBX Component */
/** */
/** EHCI Controller Driver */
/** */
/**************************************************************************/
/**************************************************************************/
/* Include necessary system files. */
#define UX_SOURCE_CODE
#include "ux_api.h"
#include "ux_hcd_ehci.h"
#include "ux_host_stack.h"
/**************************************************************************/
/* */
/* FUNCTION RELEASE */
/* */
/* _ux_hcd_ehci_transfer_request_process PORTABLE C */
/* 6.1.10 */
/* AUTHOR */
/* */
/* Chaoqiong Xiao, Microsoft Corporation */
/* */
/* DESCRIPTION */
/* */
/* This function process the transfer that was completed either */
/* successfully because of a partial transmission or because of an */
/* error. The transfer descriptor tells us what to do with it, either */
/* put a semaphore to the caller or invoke a completion routine. If a */
/* completion routine is specified, the routine is called and no */
/* semaphore is put. */
/* */
/* INPUT */
/* */
/* transfer_request Pointer to transfer request */
/* */
/* OUTPUT */
/* */
/* None */
/* */
/* CALLS */
/* */
/* (ux_transfer_request_completion_function) Transfer complete function*/
/* _ux_host_semaphore_put Put producer semaphore */
/* */
/* CALLED BY */
/* */
/* EHCI Controller Driver */
/* */
/**************************************************************************/
VOID _ux_hcd_ehci_transfer_request_process(UX_TRANSFER *transfer_request)
{
/* Check if there is a function for the transfer completion. */
if (transfer_request -> ux_transfer_request_completion_function != UX_NULL)
/* Yes, so we call it. */
transfer_request -> ux_transfer_request_completion_function(transfer_request);
else
/* There is a semaphore so send the signal to the class. */
_ux_host_semaphore_put(&transfer_request -> ux_transfer_request_semaphore);
/* Return to caller. */
return;
}
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