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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 */
/** */
/** Device Storage Class */
/** */
/**************************************************************************/
/**************************************************************************/
#define UX_SOURCE_CODE
/* Include necessary system files. */
#include "ux_api.h"
#include "ux_device_class_storage.h"
#include "ux_device_stack.h"
/**************************************************************************/
/* */
/* FUNCTION RELEASE */
/* */
/* _ux_device_class_storage_uninitialize PORTABLE C */
/* 6.3.0 */
/* AUTHOR */
/* */
/* Chaoqiong Xiao, Microsoft Corporation */
/* */
/* DESCRIPTION */
/* */
/* This function deinitializes the USB storage device. */
/* */
/* INPUT */
/* */
/* command Pointer to storage command */
/* */
/* OUTPUT */
/* */
/* Completion Status */
/* */
/* CALLS */
/* */
/* _ux_utility_memory_free Free memory */
/* _ux_device_thread_delete Delete thread */
/* */
/* CALLED BY */
/* */
/* Device Storage Class */
/* */
/**************************************************************************/
UINT _ux_device_class_storage_uninitialize(UX_SLAVE_CLASS_COMMAND *command)
{
UX_SLAVE_CLASS_STORAGE *storage;
UX_SLAVE_CLASS *class_ptr;
/* Get the class container. */
class_ptr = command -> ux_slave_class_command_class_ptr;
/* Get the class instance in the container. */
storage = (UX_SLAVE_CLASS_STORAGE *) class_ptr -> ux_slave_class_instance;
/* Sanity check. */
if (storage != UX_NULL)
{
/* Remove STORAGE thread. */
_ux_device_thread_delete(&class_ptr -> ux_slave_class_thread);
#if !(defined(UX_DEVICE_STANDALONE) || defined(UX_STANDALONE))
/* Remove the thread used by STORAGE. */
_ux_utility_memory_free(class_ptr -> ux_slave_class_thread_stack);
#endif
#if UX_DEVICE_ENDPOINT_BUFFER_OWNER == 1
_ux_utility_memory_free(storage -> ux_device_class_storage_endpoint_buffer);
#endif
/* Free the resources. */
_ux_utility_memory_free(storage);
}
/* Return completion status. */
return(UX_SUCCESS);
}
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