49  * file system. If not already created, this routine will create the
78  * When Debugfs is configured this routine removes debugfs file system
96  *              or fc_trace_clear debugfs file
97  * @filp: The file pointer to read from.
100  * @ppos: The position in the file to start reading from.
106  * It will start reading file at @ppos and
112 static ssize_t fnic_trace_ctrl_read(struct file *filp,  in fnic_trace_ctrl_read()
128 		pr_err("fnic: Cannot read to any debugfs file\n");  in fnic_trace_ctrl_read()
136  *         fc_trace_clear debugfs file
137  * @filp: The file pointer to write from.
140  * @ppos: The position in the file to start writing to.
150 static ssize_t fnic_trace_ctrl_write(struct file *filp,  in fnic_trace_ctrl_write()
179 		pr_err("fnic: cannot write to any debugfs file\n");  in fnic_trace_ctrl_write()
196  * @file: The file pointer to attach the log output
199  * This routine is the entry point for the debugfs open file operation.
202  * the private_data field in @file.
209 				  struct file *file)  in fnic_trace_debugfs_open()  argument
241 	file->private_data = fnic_dbg_prt;  in fnic_trace_debugfs_open()
247  * fnic_trace_debugfs_lseek - Seek through a debugfs file
248  * @file: The file pointer to seek through.
253  * This routine is the entry point for the debugfs lseek file operation.
256  * figures out what the new offset of the debugfs file will be and assigns
257  * that value to the f_pos field of @file.
263 static loff_t fnic_trace_debugfs_lseek(struct file *file,  in fnic_trace_debugfs_lseek()  argument
267 	fnic_dbgfs_t *fnic_dbg_prt = file->private_data;  in fnic_trace_debugfs_lseek()
268 	return fixed_size_llseek(file, offset, howto,  in fnic_trace_debugfs_lseek()
273  * fnic_trace_debugfs_read - Read a debugfs file
274  * @file: The file pointer to read from.
277  * @pos: The position in the file to start reading from.
281  * field of @file. It will start reading at @pos and copy up to @nbytes of
286  * less than @nbytes if the end of the file was reached).
288 static ssize_t fnic_trace_debugfs_read(struct file *file,  in fnic_trace_debugfs_read()  argument
293 	fnic_dbgfs_t *fnic_dbg_prt = file->private_data;  in fnic_trace_debugfs_read()
303  * debugfs file data
305  * @file: The file pointer that contains the buffer to release
309  * file was opened.
315 					  struct file *file)  in fnic_trace_debugfs_release()  argument
317 	fnic_dbgfs_t *fnic_dbg_prt = file->private_data;  in fnic_trace_debugfs_release()
337  * file system. If not already created, this routine will create the
338  * create file trace to log fnic trace buffer output into debugfs and
339  * it will also create file trace_enable to control enable/disable of
361  * When Debugfs is configured this routine removes debugfs file system
379  * file system. If not already created, this routine will create the
380  * create file trace to log fnic fc trace buffer output into debugfs and
381  * it will also create file fc_trace_enable to control enable/disable of
418  * When Debugfs is configured this routine removes debugfs file system
438  * fnic_reset_stats_open - Open the reset_stats file
440  * @file: The file pointer to attach the stats reset flag.
443  * This routine opens a debugsfs file reset_stats and stores i_private data
445  * file oprations.
450 static int fnic_reset_stats_open(struct inode *inode, struct file *file)  in fnic_reset_stats_open()  argument
460 	file->private_data = debug;  in fnic_reset_stats_open()
466  * fnic_reset_stats_read - Read a reset_stats debugfs file
467  * @filp: The file pointer to read from.
470  * @ppos: The position in the file to start reading from.
474  * and stores into local @buf. It will start reading file at @ppos and
480 static ssize_t fnic_reset_stats_read(struct file *file,  in fnic_reset_stats_read()  argument
484 	struct stats_debug_info *debug = file->private_data;  in fnic_reset_stats_read()
495  * fnic_reset_stats_write - Write to reset_stats debugfs file
496  * @filp: The file pointer to write from.
499  * @ppos: The position in the file to start writing to.
508 static ssize_t fnic_reset_stats_write(struct file *file,  in fnic_reset_stats_write()  argument
512 	struct stats_debug_info *debug = file->private_data;  in fnic_reset_stats_write()
561  * debugfs file data
563  * @file: The file pointer that contains the buffer to release
567  * file was opened.
573 					struct file *file)  in fnic_reset_stats_release()  argument
575 	struct stats_debug_info *debug = file->private_data;  in fnic_reset_stats_release()
581  * fnic_stats_debugfs_open - Open the stats file for specific host
584  * @file: The file pointer to attach the specific host statistics.
587  * This routine opens a debugsfs file stats of specific host and print
594 					struct file *file)  in fnic_stats_debugfs_open()  argument
615 	file->private_data = debug;  in fnic_stats_debugfs_open()
621  * fnic_stats_debugfs_read - Read a debugfs file
622  * @file: The file pointer to read from.
625  * @pos: The position in the file to start reading from.
629  * field of @file. It will start reading at @pos and copy up to @nbytes of
634  * less than @nbytes if the end of the file was reached).
636 static ssize_t fnic_stats_debugfs_read(struct file *file,  in fnic_stats_debugfs_read()  argument
641 	struct stats_debug_info *debug = file->private_data;  in fnic_stats_debugfs_read()
651  * debugfs file data
653  * @file: The file pointer that contains the buffer to release
657  * file was opened.
663 					struct file *file)  in fnic_stats_debugfs_release()  argument
665 	struct stats_debug_info *debug = file->private_data;  in fnic_stats_debugfs_release()
687  * fnic_stats_init - Initialize stats struct and create stats file per fnic
690  * When Debugfs is configured this routine sets up the stats file per fnic
691  * It will create file stats and reset_stats under statistics/host# directory
720  * When Debugfs is configured this routine removes debugfs file system