kernel_samsung_a34x-permissive/drivers/net/wireless/quantenna/qtnfmac/debug.c

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/*
* Copyright (c) 2015-2016 Quantenna Communications, Inc.
* All rights reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* 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.
*
*/
#include "debug.h"
#undef pr_fmt
#define pr_fmt(fmt) "qtnfmac dbg: %s: " fmt, __func__
void qtnf_debugfs_init(struct qtnf_bus *bus, const char *name)
{
bus->dbg_dir = debugfs_create_dir(name, NULL);
if (IS_ERR_OR_NULL(bus->dbg_dir)) {
pr_warn("failed to create debugfs root dir\n");
bus->dbg_dir = NULL;
}
}
void qtnf_debugfs_remove(struct qtnf_bus *bus)
{
debugfs_remove_recursive(bus->dbg_dir);
bus->dbg_dir = NULL;
}
void qtnf_debugfs_add_entry(struct qtnf_bus *bus, const char *name,
int (*fn)(struct seq_file *seq, void *data))
{
struct dentry *entry;
entry = debugfs_create_devm_seqfile(bus->dev, name, bus->dbg_dir, fn);
if (IS_ERR_OR_NULL(entry))
pr_warn("failed to add entry (%s)\n", name);
}