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 9 struct hfi1_ibdev; 10 11 #define DEBUGFS_SEQ_FILE_OPS(name) \ 12 static 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) \ 20 static 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) \ 33 static 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 42 ssize_t hfi1_seq_read(struct file *file, char __user *buf, size_t size, 43 loff_t *ppos); 44 loff_t hfi1_seq_lseek(struct file *file, loff_t offset, int whence); 45 46 #ifdef CONFIG_DEBUG_FS 47 void hfi1_dbg_ibdev_init(struct hfi1_ibdev *ibd); 48 void hfi1_dbg_ibdev_exit(struct hfi1_ibdev *ibd); 49 void hfi1_dbg_init(void); 50 void hfi1_dbg_exit(void); 51 52 #else 53 static inline void hfi1_dbg_ibdev_init(struct hfi1_ibdev *ibd) 54 { 55 } 56 57 static inline void hfi1_dbg_ibdev_exit(struct hfi1_ibdev *ibd) 58 { 59 } 60 61 static inline void hfi1_dbg_init(void) 62 { 63 } 64 65 static inline void hfi1_dbg_exit(void) 66 { 67 } 68 #endif 69 70 #endif /* _HFI1_DEBUGFS_H */ 71