debugfs.h (1576B)
1/* SPDX-License-Identifier: GPL-2.0 or BSD-3-Clause */ 2/* 3 * Copyright(c) 2015, 2016, 2018 Intel Corporation. 4 */ 5 6#ifndef _HFI1_DEBUGFS_H 7#define _HFI1_DEBUGFS_H 8 9struct hfi1_ibdev; 10 11#define DEBUGFS_SEQ_FILE_OPS(name) \ 12static const struct seq_operations _##name##_seq_ops = { \ 13 .start = _##name##_seq_start, \ 14 .next = _##name##_seq_next, \ 15 .stop = _##name##_seq_stop, \ 16 .show = _##name##_seq_show \ 17} 18 19#define DEBUGFS_SEQ_FILE_OPEN(name) \ 20static int _##name##_open(struct inode *inode, struct file *s) \ 21{ \ 22 struct seq_file *seq; \ 23 int ret; \ 24 ret = seq_open(s, &_##name##_seq_ops); \ 25 if (ret) \ 26 return ret; \ 27 seq = s->private_data; \ 28 seq->private = inode->i_private; \ 29 return 0; \ 30} 31 32#define DEBUGFS_FILE_OPS(name) \ 33static const struct file_operations _##name##_file_ops = { \ 34 .owner = THIS_MODULE, \ 35 .open = _##name##_open, \ 36 .read = hfi1_seq_read, \ 37 .llseek = hfi1_seq_lseek, \ 38 .release = seq_release \ 39} 40 41 42ssize_t hfi1_seq_read(struct file *file, char __user *buf, size_t size, 43 loff_t *ppos); 44loff_t hfi1_seq_lseek(struct file *file, loff_t offset, int whence); 45 46#ifdef CONFIG_DEBUG_FS 47void hfi1_dbg_ibdev_init(struct hfi1_ibdev *ibd); 48void hfi1_dbg_ibdev_exit(struct hfi1_ibdev *ibd); 49void hfi1_dbg_init(void); 50void hfi1_dbg_exit(void); 51 52#else 53static inline void hfi1_dbg_ibdev_init(struct hfi1_ibdev *ibd) 54{ 55} 56 57static inline void hfi1_dbg_ibdev_exit(struct hfi1_ibdev *ibd) 58{ 59} 60 61static inline void hfi1_dbg_init(void) 62{ 63} 64 65static inline void hfi1_dbg_exit(void) 66{ 67} 68#endif 69 70#endif /* _HFI1_DEBUGFS_H */