linux/linux-5.4.31/drivers/infiniband/hw/hfi1/debugfs.h

112 lines
3.6 KiB
C

#ifndef _HFI1_DEBUGFS_H
#define _HFI1_DEBUGFS_H
/*
* Copyright(c) 2015, 2016, 2018 Intel Corporation.
*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GPL LICENSE SUMMARY
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License 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.
*
* BSD LICENSE
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* - Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
struct hfi1_ibdev;
#define DEBUGFS_SEQ_FILE_OPS(name) \
static const struct seq_operations _##name##_seq_ops = { \
.start = _##name##_seq_start, \
.next = _##name##_seq_next, \
.stop = _##name##_seq_stop, \
.show = _##name##_seq_show \
}
#define DEBUGFS_SEQ_FILE_OPEN(name) \
static int _##name##_open(struct inode *inode, struct file *s) \
{ \
struct seq_file *seq; \
int ret; \
ret = seq_open(s, &_##name##_seq_ops); \
if (ret) \
return ret; \
seq = s->private_data; \
seq->private = inode->i_private; \
return 0; \
}
#define DEBUGFS_FILE_OPS(name) \
static const struct file_operations _##name##_file_ops = { \
.owner = THIS_MODULE, \
.open = _##name##_open, \
.read = hfi1_seq_read, \
.llseek = hfi1_seq_lseek, \
.release = seq_release \
}
ssize_t hfi1_seq_read(struct file *file, char __user *buf, size_t size,
loff_t *ppos);
loff_t hfi1_seq_lseek(struct file *file, loff_t offset, int whence);
#ifdef CONFIG_DEBUG_FS
void hfi1_dbg_ibdev_init(struct hfi1_ibdev *ibd);
void hfi1_dbg_ibdev_exit(struct hfi1_ibdev *ibd);
void hfi1_dbg_init(void);
void hfi1_dbg_exit(void);
#else
static inline void hfi1_dbg_ibdev_init(struct hfi1_ibdev *ibd)
{
}
static inline void hfi1_dbg_ibdev_exit(struct hfi1_ibdev *ibd)
{
}
static inline void hfi1_dbg_init(void)
{
}
static inline void hfi1_dbg_exit(void)
{
}
#endif
#endif /* _HFI1_DEBUGFS_H */