linux/net/wimax/debugfs.c

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// SPDX-License-Identifier: GPL-2.0-only
/*
* Linux WiMAX
* Debugfs support
*
* Copyright (C) 2005-2006 Intel Corporation <linux-wimax@intel.com>
* Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com>
*/
#include <linux/debugfs.h>
#include <linux/wimax.h>
#include "wimax-internal.h"
#define D_SUBMODULE debugfs
#include "debug-levels.h"
#define __debugfs_register(prefix, name, parent) \
do { \
result = d_level_register_debugfs(prefix, name, parent); \
if (result < 0) \
goto error; \
} while (0)
int wimax_debugfs_add(struct wimax_dev *wimax_dev)
{
int result;
struct net_device *net_dev = wimax_dev->net_dev;
struct device *dev = net_dev->dev.parent;
struct dentry *dentry;
char buf[128];
snprintf(buf, sizeof(buf), "wimax:%s", net_dev->name);
dentry = debugfs_create_dir(buf, NULL);
result = PTR_ERR(dentry);
if (IS_ERR(dentry)) {
if (result == -ENODEV)
result = 0; /* No debugfs support */
else
dev_err(dev, "Can't create debugfs dentry: %d\n",
result);
goto out;
}
wimax_dev->debugfs_dentry = dentry;
__debugfs_register("wimax_dl_", debugfs, dentry);
__debugfs_register("wimax_dl_", id_table, dentry);
__debugfs_register("wimax_dl_", op_msg, dentry);
__debugfs_register("wimax_dl_", op_reset, dentry);
__debugfs_register("wimax_dl_", op_rfkill, dentry);
__debugfs_register("wimax_dl_", op_state_get, dentry);
__debugfs_register("wimax_dl_", stack, dentry);
result = 0;
out:
return result;
error:
debugfs_remove_recursive(wimax_dev->debugfs_dentry);
return result;
}
void wimax_debugfs_rm(struct wimax_dev *wimax_dev)
{
debugfs_remove_recursive(wimax_dev->debugfs_dentry);
}