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qcacmn: Add driver command to dump function call mapping

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Add driver command support to dump all the function call mapping
which is cached in global buffer.

Change-Id: I6df9273c641e2cf3ecefe64c8f3c15d8ec2f9b20
CRs-Fixed: 2677981
This commit is contained in:
Ashish Kumar Dhanotiya
2018-11-14 16:43:14 +05:30
committed by nshrivas
parent e37321aa90
commit 7bcac49e55
2 changed files with 113 additions and 0 deletions
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46
qdf/linux/src/qdf_func_tracker.c Normal file
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/*
* Copyright (c) 2020 The Linux Foundation. All rights reserved.
*
* Permission to use, copy, modify, and/or distribute this software for
* any purpose with or without fee is hereby granted, provided that the
* above copyright notice and this permission notice appear in all
* copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
* WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
* AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
#include <linux/string.h>
#include <qdf_func_tracker.h>
#include <qdf_mem.h>
#ifdef FUNC_CALL_MAP
char qdf_func_call_map_buf[QDF_FUNCTION_CALL_MAP_BUF_LEN] = {0};
void cc_func(unsigned int track)
{
unsigned int index = 0;
unsigned int bit = 0;
index = track / 8;
bit = track % 8;
qdf_func_call_map_buf[index] |= (char)(1 << bit);
}
void qdf_get_func_call_map(char *data)
{
qdf_mem_copy(data, qdf_func_call_map_buf,
QDF_FUNCTION_CALL_MAP_BUF_LEN);
}
void qdf_clear_func_call_map(void)
{
qdf_mem_zero(qdf_func_call_map_buf, QDF_FUNCTION_CALL_MAP_BUF_LEN);
}
#endif

67
qdf/linux/src/qdf_func_tracker.h Normal file
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/*
* Copyright (c) 2020 The Linux Foundation. All rights reserved.
*
* Permission to use, copy, modify, and/or distribute this software for
* any purpose with or without fee is hereby granted, provided that the
* above copyright notice and this permission notice appear in all
* copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
* WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
* AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef QDF_FUNC_TRACKER_H
#define QDF_FUNC_TRACKER_H
#ifdef FUNC_CALL_MAP
#define QDF_FUNCTION_CALL_MAP_BUF_LEN 4096
/**
* cc_func() - Inserts the function Id into the global
* function map
* @track: Function Id which needs to be inserted into the
* Global function map.
*
* Return: None
*/
void cc_func(unsigned int track);
/**
* qdf_get_func_call_map() - Copies the global function call
* map into the given buffer
* @data: Buffer in which the function call map needs to be
* copied
*
* Return: None
*/
void qdf_get_func_call_map(char *data);
/**
* qdf_clear_func_call_map() - Clears the global function
* call map
*
* Return: None
*/
void qdf_clear_func_call_map(void);
#else
static inline void cc_func(unsigned int track)
{
}
static inline void qdf_get_func_call_map(char *data)
{
}
static inline void qdf_clear_func_call_map(void)
{
}
#endif
#endif