usbx
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Outline
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#define UX_SOURCE_CODE
#include "ux_api.h"
#include "ux_device_class_hid.h"
#include "ux_device_stack.h"
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_ux_device_class_hid_deactivate(UX_SLAVE_CLASS_COMMAND *)
Files
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SourceVuSTM32 Libraries and Samplesusbxcommon/usbx_device_classes/src/ux_device_class_hid_deactivate.c
 
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/**************************************************************************/ /* */ /* Copyright (c) Microsoft Corporation. All rights reserved. */ /* */ /* This software is licensed under the Microsoft Software License */ /* Terms for Microsoft Azure RTOS. Full text of the license can be */ /* found in the LICENSE file at https://aka.ms/AzureRTOS_EULA */ /* and in the root directory of this software. */ /* */... /**************************************************************************/ /**************************************************************************/ /**************************************************************************/ /** */ /** USBX Component */ /** */ /** Device HID Class */ /** */... /**************************************************************************/ /**************************************************************************/ #define UX_SOURCE_CODE /* Include necessary system files. */ #include "ux_api.h" #include "ux_device_class_hid.h" #include "ux_device_stack.h" ... /**************************************************************************/ /* */ /* FUNCTION RELEASE */ /* */ /* _ux_device_class_hid_deactivate PORTABLE C */ /* 6.1 */ /* AUTHOR */ /* */ /* Chaoqiong Xiao, Microsoft Corporation */ /* */ /* DESCRIPTION */ /* */ /* This function deactivate an instance of the hid class. */ /* */ /* INPUT */ /* */ /* command Pointer to a class command */ /* */ /* OUTPUT */ /* */ /* Completion Status */ /* */ /* CALLS */ /* */ /* _ux_device_stack_transfer_all_request_abort Abort all transfers */ /* */ /* CALLED BY */ /* */ /* HID Class */ /* */ /* RELEASE HISTORY */ /* */ /* DATE NAME DESCRIPTION */ /* */ /* 05-19-2020 Chaoqiong Xiao Initial Version 6.0 */ /* 09-30-2020 Chaoqiong Xiao Modified comment(s), */ /* resulting in version 6.1 */ /* */... /**************************************************************************/ UINT _ux_device_class_hid_deactivate(UX_SLAVE_CLASS_COMMAND *command) { UX_SLAVE_CLASS_HID *hid; UX_SLAVE_CLASS *class; /* Get the class container. */ class = command -> ux_slave_class_command_class_ptr; /* Get the class instance in the container. */ hid = (UX_SLAVE_CLASS_HID *) class -> ux_slave_class_instance; /* Terminate the transactions pending on the endpoints. */ _ux_device_stack_transfer_all_request_abort(hid -> ux_device_class_hid_interrupt_endpoint, UX_TRANSFER_BUS_RESET); /* If there is a deactivate function call it. */ if (hid -> ux_slave_class_hid_instance_deactivate != UX_NULL) { /* Invoke the application. */ hid -> ux_slave_class_hid_instance_deactivate(hid); }if (hid -> ux_slave_class_hid_instance_deactivate != UX_NULL) { ... } /* If trace is enabled, insert this event into the trace buffer. */ UX_TRACE_IN_LINE_INSERT(UX_TRACE_DEVICE_CLASS_HID_DEACTIVATE, hid, 0, 0, 0, UX_TRACE_DEVICE_CLASS_EVENTS, 0, 0) /* If trace is enabled, register this object. */ UX_TRACE_OBJECT_UNREGISTER(hid); /* Return completion status. */ return(UX_SUCCESS); }{ ... }
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