Release 4.11 drivers/staging/wilc1000/wilc_debugfs.c
/*
* NewportMedia WiFi chipset driver test tools - wilc-debug
* Copyright (c) 2012 NewportMedia Inc.
* Author: SSW <sswd@wilcsemic.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.
*
*/
#if defined(WILC_DEBUGFS)
#include <linux/module.h>
#include <linux/debugfs.h>
#include <linux/poll.h>
#include <linux/sched.h>
#include "wilc_wlan_if.h"
static struct dentry *wilc_dir;
/*
* --------------------------------------------------------------------------------
*/
#define DEBUG BIT(0)
#define INFO BIT(1)
#define WRN BIT(2)
#define ERR BIT(3)
#define DBG_LEVEL_ALL (DEBUG | INFO | WRN | ERR)
static atomic_t WILC_DEBUG_LEVEL = ATOMIC_INIT(ERR);
EXPORT_SYMBOL_GPL(WILC_DEBUG_LEVEL);
/*
* --------------------------------------------------------------------------------
*/
static ssize_t wilc_debug_level_read(struct file *file, char __user *userbuf, size_t count, loff_t *ppos)
{
char buf[128];
int res = 0;
/* only allow read from start */
if (*ppos > 0)
return 0;
res = scnprintf(buf, sizeof(buf), "Debug Level: %x\n", atomic_read(&WILC_DEBUG_LEVEL));
return simple_read_from_buffer(userbuf, count, ppos, buf, res);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Johnny Kim | 78 | 98.73% | 1 | 50.00% |
| Arnd Bergmann | 1 | 1.27% | 1 | 50.00% |
| Total | 79 | 100.00% | 2 | 100.00% |
static ssize_t wilc_debug_level_write(struct file *filp, const char __user *buf,
size_t count, loff_t *ppos)
{
int flag = 0;
int ret;
ret = kstrtouint_from_user(buf, count, 16, &flag);
if (ret)
return ret;
if (flag > DBG_LEVEL_ALL) {
pr_info("%s, value (0x%08x) is out of range, stay previous flag (0x%08x)\n", __func__, flag, atomic_read(&WILC_DEBUG_LEVEL));
return -EINVAL;
}
atomic_set(&WILC_DEBUG_LEVEL, (int)flag);
if (flag == 0)
pr_info("Debug-level disabled\n");
else
pr_info("Debug-level enabled\n");
return count;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Johnny Kim | 89 | 80.18% | 1 | 25.00% |
| Chandra S Gorentla | 17 | 15.32% | 1 | 25.00% |
| Elise Lennion | 3 | 2.70% | 1 | 25.00% |
| Arnd Bergmann | 2 | 1.80% | 1 | 25.00% |
| Total | 111 | 100.00% | 4 | 100.00% |
/*
* --------------------------------------------------------------------------------
*/
#define FOPS(_open, _read, _write, _poll) { \
.owner = THIS_MODULE, \
.open = (_open), \
.read = (_read), \
.write = (_write), \
.poll = (_poll), \
}
struct wilc_debugfs_info_t {
const char *name;
int perm;
unsigned int data;
const struct file_operations fops;
};
static struct wilc_debugfs_info_t debugfs_info[] = {
{ "wilc_debug_level", 0666, (DEBUG | ERR), FOPS(NULL, wilc_debug_level_read, wilc_debug_level_write, NULL), },
};
static int __init wilc_debugfs_init(void)
{
int i;
struct wilc_debugfs_info_t *info;
wilc_dir = debugfs_create_dir("wilc_wifi", NULL);
for (i = 0; i < ARRAY_SIZE(debugfs_info); i++) {
info = &debugfs_info[i];
debugfs_create_file(info->name,
info->perm,
wilc_dir,
&info->data,
&info->fops);
}
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Johnny Kim | 76 | 97.44% | 1 | 50.00% |
| Arnd Bergmann | 2 | 2.56% | 1 | 50.00% |
| Total | 78 | 100.00% | 2 | 100.00% |
module_init(wilc_debugfs_init);
static void __exit wilc_debugfs_remove(void)
{
debugfs_remove_recursive(wilc_dir);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Johnny Kim | 12 | 85.71% | 1 | 50.00% |
| Arnd Bergmann | 2 | 14.29% | 1 | 50.00% |
| Total | 14 | 100.00% | 2 | 100.00% |
module_exit(wilc_debugfs_remove);
#endif
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Johnny Kim | 364 | 85.65% | 1 | 11.11% |
| Arnd Bergmann | 23 | 5.41% | 3 | 33.33% |
| Chandra S Gorentla | 17 | 4.00% | 1 | 11.11% |
| Chris Park | 16 | 3.76% | 1 | 11.11% |
| Elise Lennion | 3 | 0.71% | 1 | 11.11% |
| Eva Rachel Retuya | 1 | 0.24% | 1 | 11.11% |
| Matias Mucciolo | 1 | 0.24% | 1 | 11.11% |
| Total | 425 | 100.00% | 9 | 100.00% |
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