Orange Pi5 kernel

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * This file is part of wl1271
 *
 * Copyright (C) 2009 Nokia Corporation
 *
 * Contact: Luciano Coelho <luciano.coelho@nokia.com>
 */
 
#ifndef __DEBUGFS_H__
#define __DEBUGFS_H__
 
#include "wlcore.h"
 
__printf(4, 5) int wl1271_format_buffer(char __user *userbuf, size_t count,
<------><------><------><------><------>loff_t *ppos, char *fmt, ...);
 
int wl1271_debugfs_init(struct wl1271 *wl);
void wl1271_debugfs_exit(struct wl1271 *wl);
void wl1271_debugfs_reset(struct wl1271 *wl);
void wl1271_debugfs_update_stats(struct wl1271 *wl);
 
#define DEBUGFS_FORMAT_BUFFER_SIZE 256
 
#define DEBUGFS_READONLY_FILE(name, fmt, value...)			\
static ssize_t name## _read(struct file *file, char __user *userbuf,	\
<------><------><------>    size_t count, loff_t *ppos)			\
{									\
<------>struct wl1271 *wl = file->private_data;				\
<------>return wl1271_format_buffer(userbuf, count, ppos,		\
<------><------><------><------>    fmt "\n", ##value);			\
}									\
<------><------><------><------><------><------><------><------><------>\
static const struct file_operations name## _ops = {			\
<------>.read = name## _read,						\
<------>.open = simple_open,						\
<------>.llseek	= generic_file_llseek,					\
};
 
#define DEBUGFS_ADD(name, parent)					\
<------>do {								\
<------><------>debugfs_create_file(#name, 0400, parent,		\
<------><------><------><------>    wl, &name## _ops);			\
<------>} while (0)
 
 
#define DEBUGFS_ADD_PREFIX(prefix, name, parent)			\
<------>do {								\
<------><------>debugfs_create_file(#name, 0400, parent,		\
<------><------><------><------>    wl, &prefix## _## name## _ops);	\
<------>} while (0)
 
#define DEBUGFS_FWSTATS_FILE(sub, name, fmt, struct_type)		\
static ssize_t sub## _ ##name## _read(struct file *file,		\
<------><------><------><------>      char __user *userbuf,		\
<------><------><------><------>      size_t count, loff_t *ppos)	\
{									\
<------>struct wl1271 *wl = file->private_data;				\
<------>struct struct_type *stats = wl->stats.fw_stats;			\
<------><------><------><------><------><------><------><------><------>\
<------>wl1271_debugfs_update_stats(wl);				\
<------><------><------><------><------><------><------><------><------>\
<------>return wl1271_format_buffer(userbuf, count, ppos, fmt "\n",	\
<------><------><------><------>    stats->sub.name);			\
}									\
<------><------><------><------><------><------><------><------><------>\
static const struct file_operations sub## _ ##name## _ops = {		\
<------>.read = sub## _ ##name## _read,					\
<------>.open = simple_open,						\
<------>.llseek	= generic_file_llseek,					\
};
 
#define DEBUGFS_FWSTATS_FILE_ARRAY(sub, name, len, struct_type)		\
static ssize_t sub## _ ##name## _read(struct file *file,		\
<------><------><------><------>      char __user *userbuf,		\
<------><------><------><------>      size_t count, loff_t *ppos)	\
{									\
<------>struct wl1271 *wl = file->private_data;				\
<------>struct struct_type *stats = wl->stats.fw_stats;			\
<------>char buf[DEBUGFS_FORMAT_BUFFER_SIZE] = "";			\
<------>int pos = 0;							\
<------>int i;								\
<------><------><------><------><------><------><------><------><------>\
<------>wl1271_debugfs_update_stats(wl);				\
<------><------><------><------><------><------><------><------><------>\
<------>for (i = 0; i < len && pos < sizeof(buf); i++)			\
<------><------>pos += snprintf(buf + pos, sizeof(buf) - pos,		\
<------><------><------> "[%d] = %d\n", i, stats->sub.name[i]);		\
<------><------><------><------><------><------><------><------><------>\
<------>return wl1271_format_buffer(userbuf, count, ppos, "%s", buf);	\
}									\
<------><------><------><------><------><------><------><------><------>\
static const struct file_operations sub## _ ##name## _ops = {		\
<------>.read = sub## _ ##name## _read,					\
<------>.open = simple_open,						\
<------>.llseek	= generic_file_llseek,					\
};
 
#define DEBUGFS_FWSTATS_ADD(sub, name)					\
<------>DEBUGFS_ADD(sub## _ ##name, stats)
 
 
#endif /* WL1271_DEBUGFS_H */