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common/src/tx_mutex_performance_info_get.c
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230
common/src/tx_mutex_performance_info_get.c
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/**************************************************************************/
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/* */
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/* Copyright (c) Microsoft Corporation. All rights reserved. */
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/* */
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/* This software is licensed under the Microsoft Software License */
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/* Terms for Microsoft Azure RTOS. Full text of the license can be */
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/* found in the LICENSE file at https://aka.ms/AzureRTOS_EULA */
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/* and in the root directory of this software. */
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/* */
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/**************************************************************************/
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/**************************************************************************/
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/**************************************************************************/
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/** */
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/** ThreadX Component */
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/** */
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/** Mutex */
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/** */
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/**************************************************************************/
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/**************************************************************************/
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#define TX_SOURCE_CODE
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/* Include necessary system files. */
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#include "tx_api.h"
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#include "tx_mutex.h"
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#ifdef TX_MUTEX_ENABLE_PERFORMANCE_INFO
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#include "tx_trace.h"
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#endif
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/**************************************************************************/
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/* */
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/* FUNCTION RELEASE */
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/* */
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/* _tx_mutex_performance_info_get PORTABLE C */
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/* 6.0 */
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/* AUTHOR */
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/* */
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/* William E. Lamie, Microsoft Corporation */
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/* */
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/* DESCRIPTION */
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/* */
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/* This function retrieves performance information from the specified */
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/* mutex. */
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/* */
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/* INPUT */
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/* */
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/* mutex_ptr Pointer to mutex control block */
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/* puts Destination for the number of */
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/* puts on to this mutex */
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/* gets Destination for the number of */
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/* gets on this mutex */
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/* suspensions Destination for the number of */
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/* suspensions on this mutex */
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/* timeouts Destination for number of timeouts*/
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/* on this mutex */
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/* inversions Destination for number of priority*/
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/* inversions on this mutex */
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/* inheritances Destination for number of priority*/
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/* inheritances on this mutex */
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/* */
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/* OUTPUT */
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/* */
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/* status Completion status */
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/* */
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/* CALLS */
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/* */
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/* None */
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/* */
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/* CALLED BY */
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/* */
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/* Application Code */
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/* */
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/* RELEASE HISTORY */
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/* */
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/* DATE NAME DESCRIPTION */
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/* */
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/* 05-19-2020 William E. Lamie Initial Version 6.0 */
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/* */
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/**************************************************************************/
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UINT _tx_mutex_performance_info_get(TX_MUTEX *mutex_ptr, ULONG *puts, ULONG *gets,
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ULONG *suspensions, ULONG *timeouts, ULONG *inversions, ULONG *inheritances)
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{
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#ifdef TX_MUTEX_ENABLE_PERFORMANCE_INFO
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TX_INTERRUPT_SAVE_AREA
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UINT status;
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/* Default status to success. */
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status = TX_SUCCESS;
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/* Determine if this is a legal request. */
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if (mutex_ptr == TX_NULL)
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{
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/* Mutex pointer is illegal, return error. */
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status = TX_PTR_ERROR;
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}
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/* Determine if the mutex ID is invalid. */
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else if (mutex_ptr -> tx_mutex_id != TX_MUTEX_ID)
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{
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/* Mutex pointer is illegal, return error. */
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status = TX_PTR_ERROR;
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}
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else
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{
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/* Disable interrupts. */
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TX_DISABLE
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/* If trace is enabled, insert this event into the trace buffer. */
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TX_TRACE_IN_LINE_INSERT(TX_TRACE_MUTEX_PERFORMANCE_INFO_GET, mutex_ptr, 0, 0, 0, TX_TRACE_MUTEX_EVENTS)
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/* Log this kernel call. */
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TX_EL_MUTEX_PERFORMANCE_INFO_GET_INSERT
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/* Retrieve all the pertinent information and return it in the supplied
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destinations. */
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/* Retrieve the number of puts on this mutex. */
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if (puts != TX_NULL)
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{
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*puts = mutex_ptr -> tx_mutex_performance_put_count;
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}
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/* Retrieve the number of gets on this mutex. */
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if (gets != TX_NULL)
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{
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*gets = mutex_ptr -> tx_mutex_performance_get_count;
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}
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/* Retrieve the number of suspensions on this mutex. */
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if (suspensions != TX_NULL)
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{
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*suspensions = mutex_ptr -> tx_mutex_performance_suspension_count;
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}
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/* Retrieve the number of timeouts on this mutex. */
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if (timeouts != TX_NULL)
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{
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*timeouts = mutex_ptr -> tx_mutex_performance_timeout_count;
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}
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/* Retrieve the number of priority inversions on this mutex. */
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if (inversions != TX_NULL)
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{
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*inversions = mutex_ptr -> tx_mutex_performance_priority_inversion_count;
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}
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/* Retrieve the number of priority inheritances on this mutex. */
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if (inheritances != TX_NULL)
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{
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*inheritances = mutex_ptr -> tx_mutex_performance__priority_inheritance_count;
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}
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/* Restore interrupts. */
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TX_RESTORE
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}
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#else
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UINT status;
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/* Access input arguments just for the sake of lint, MISRA, etc. */
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if (mutex_ptr != TX_NULL)
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{
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/* Not enabled, return error. */
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status = TX_FEATURE_NOT_ENABLED;
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}
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else if (puts != TX_NULL)
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{
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/* Not enabled, return error. */
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status = TX_FEATURE_NOT_ENABLED;
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}
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else if (gets != TX_NULL)
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{
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/* Not enabled, return error. */
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status = TX_FEATURE_NOT_ENABLED;
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}
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else if (suspensions != TX_NULL)
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{
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/* Not enabled, return error. */
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status = TX_FEATURE_NOT_ENABLED;
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}
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else if (timeouts != TX_NULL)
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{
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/* Not enabled, return error. */
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status = TX_FEATURE_NOT_ENABLED;
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}
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else if (inversions != TX_NULL)
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{
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/* Not enabled, return error. */
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status = TX_FEATURE_NOT_ENABLED;
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}
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else if (inheritances != TX_NULL)
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{
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/* Not enabled, return error. */
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status = TX_FEATURE_NOT_ENABLED;
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}
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else
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{
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/* Not enabled, return error. */
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status = TX_FEATURE_NOT_ENABLED;
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}
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#endif
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/* Return completion status. */
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return(status);
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}
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