35  * file system. If not already created, this routine will create the
64  * When Debugfs is configured this routine removes debugfs file system
81  *              or fc_trace_clear debugfs file
82  * @filp: The file pointer to read from.
85  * @ppos: The position in the file to start reading from.
91  * It will start reading file at @ppos and
97 static ssize_t fnic_trace_ctrl_read(struct file *filp,  in fnic_trace_ctrl_read()
113 		pr_err("fnic: Cannot read to any debugfs file\n");  in fnic_trace_ctrl_read()
121  *         fc_trace_clear debugfs file
122  * @filp: The file pointer to write from.
125  * @ppos: The position in the file to start writing to.
135 static ssize_t fnic_trace_ctrl_write(struct file *filp,  in fnic_trace_ctrl_write()
164 		pr_err("fnic: cannot write to any debugfs file\n");  in fnic_trace_ctrl_write()
181  * @file: The file pointer to attach the log output
184  * This routine is the entry point for the debugfs open file operation.
187  * the private_data field in @file.
194 				  struct file *file)  in fnic_trace_debugfs_open()  argument
226 	file->private_data = fnic_dbg_prt;  in fnic_trace_debugfs_open()
232  * fnic_trace_debugfs_lseek - Seek through a debugfs file
233  * @file: The file pointer to seek through.
238  * This routine is the entry point for the debugfs lseek file operation.
241  * figures out what the new offset of the debugfs file will be and assigns
242  * that value to the f_pos field of @file.
248 static loff_t fnic_trace_debugfs_lseek(struct file *file,  in fnic_trace_debugfs_lseek()  argument
252 	fnic_dbgfs_t *fnic_dbg_prt = file->private_data;  in fnic_trace_debugfs_lseek()
253 	return fixed_size_llseek(file, offset, howto,  in fnic_trace_debugfs_lseek()
258  * fnic_trace_debugfs_read - Read a debugfs file
259  * @file: The file pointer to read from.
262  * @pos: The position in the file to start reading from.
266  * field of @file. It will start reading at @pos and copy up to @nbytes of
271  * less than @nbytes if the end of the file was reached).
273 static ssize_t fnic_trace_debugfs_read(struct file *file,  in fnic_trace_debugfs_read()  argument
278 	fnic_dbgfs_t *fnic_dbg_prt = file->private_data;  in fnic_trace_debugfs_read()
288  * debugfs file data
290  * @file: The file pointer that contains the buffer to release
294  * file was opened.
300 					  struct file *file)  in fnic_trace_debugfs_release()  argument
302 	fnic_dbgfs_t *fnic_dbg_prt = file->private_data;  in fnic_trace_debugfs_release()
322  * file system. If not already created, this routine will create the
323  * create file trace to log fnic trace buffer output into debugfs and
324  * it will also create file trace_enable to control enable/disable of
346  * When Debugfs is configured this routine removes debugfs file system
364  * file system. If not already created, this routine will create the
365  * create file trace to log fnic fc trace buffer output into debugfs and
366  * it will also create file fc_trace_enable to control enable/disable of
403  * When Debugfs is configured this routine removes debugfs file system
423  * fnic_reset_stats_open - Open the reset_stats file
425  * @file: The file pointer to attach the stats reset flag.
428  * This routine opens a debugsfs file reset_stats and stores i_private data
430  * file oprations.
435 static int fnic_reset_stats_open(struct inode *inode, struct file *file)  in fnic_reset_stats_open()  argument
445 	file->private_data = debug;  in fnic_reset_stats_open()
451  * fnic_reset_stats_read - Read a reset_stats debugfs file
452  * @filp: The file pointer to read from.
455  * @ppos: The position in the file to start reading from.
459  * and stores into local @buf. It will start reading file at @ppos and
465 static ssize_t fnic_reset_stats_read(struct file *file,  in fnic_reset_stats_read()  argument
469 	struct stats_debug_info *debug = file->private_data;  in fnic_reset_stats_read()
480  * fnic_reset_stats_write - Write to reset_stats debugfs file
481  * @filp: The file pointer to write from.
484  * @ppos: The position in the file to start writing to.
493 static ssize_t fnic_reset_stats_write(struct file *file,  in fnic_reset_stats_write()  argument
497 	struct stats_debug_info *debug = file->private_data;  in fnic_reset_stats_write()
546  * debugfs file data
548  * @file: The file pointer that contains the buffer to release
552  * file was opened.
558 					struct file *file)  in fnic_reset_stats_release()  argument
560 	struct stats_debug_info *debug = file->private_data;  in fnic_reset_stats_release()
566  * fnic_stats_debugfs_open - Open the stats file for specific host
569  * @file: The file pointer to attach the specific host statistics.
572  * This routine opens a debugsfs file stats of specific host and print
579 					struct file *file)  in fnic_stats_debugfs_open()  argument
600 	file->private_data = debug;  in fnic_stats_debugfs_open()
606  * fnic_stats_debugfs_read - Read a debugfs file
607  * @file: The file pointer to read from.
610  * @pos: The position in the file to start reading from.
614  * field of @file. It will start reading at @pos and copy up to @nbytes of
619  * less than @nbytes if the end of the file was reached).
621 static ssize_t fnic_stats_debugfs_read(struct file *file,  in fnic_stats_debugfs_read()  argument
626 	struct stats_debug_info *debug = file->private_data;  in fnic_stats_debugfs_read()
636  * debugfs file data
638  * @file: The file pointer that contains the buffer to release
642  * file was opened.
648 					struct file *file)  in fnic_stats_debugfs_release()  argument
650 	struct stats_debug_info *debug = file->private_data;  in fnic_stats_debugfs_release()
672  * fnic_stats_init - Initialize stats struct and create stats file per fnic
675  * When Debugfs is configured this routine sets up the stats file per fnic
676  * It will create file stats and reset_stats under statistics/host# directory
705  * When Debugfs is configured this routine removes debugfs file system