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/*
* This file is part of wl1271
*
* Copyright (C) 2009 Nokia Corporation
*
* Contact: Luciano Coelho <luciano.coelho@nokia.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
*/
#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 { \
entry = debugfs_create_file(#name, 0400, parent, \
wl, &name## _ops); \
if (!entry || IS_ERR(entry)) \
goto err; \
} while (0)
#define DEBUGFS_ADD_PREFIX(prefix, name, parent) \
do { \
entry = debugfs_create_file(#name, 0400, parent, \
wl, &prefix## _## name## _ops); \
if (!entry || IS_ERR(entry)) \
goto err; \
} 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 res, i; \
\
wl1271_debugfs_update_stats(wl); \
\
for (i = 0; i < len; i++) \
res = snprintf(buf, sizeof(buf), "%s[%d] = %d\n", \
buf, 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 */
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