49  * file system. If not already created, this routine will create the
79  * When Debugfs is configured this routine removes debugfs file system
97  *              or fc_trace_clear debugfs file
98  * @filp: The file pointer to read from.
101  * @ppos: The position in the file to start reading from.
107  * It will start reading file at @ppos and
113 static ssize_t fnic_trace_ctrl_read(struct file *filp,  in fnic_trace_ctrl_read()
129 		pr_err("fnic: Cannot read to any debugfs file\n");  in fnic_trace_ctrl_read()
137  *         fc_trace_clear debugfs file
138  * @filp: The file pointer to write from.
141  * @ppos: The position in the file to start writing to.
151 static ssize_t fnic_trace_ctrl_write(struct file *filp,  in fnic_trace_ctrl_write()
180 		pr_err("fnic: cannot write to any debugfs file\n");  in fnic_trace_ctrl_write()
197  * @file: The file pointer to attach the log output
200  * This routine is the entry point for the debugfs open file operation.
203  * the private_data field in @file.
210 				  struct file *file)  in fnic_trace_debugfs_open()  argument
242 	file->private_data = fnic_dbg_prt;  in fnic_trace_debugfs_open()
248  * fnic_trace_debugfs_lseek - Seek through a debugfs file
249  * @file: The file pointer to seek through.
254  * This routine is the entry point for the debugfs lseek file operation.
257  * figures out what the new offset of the debugfs file will be and assigns
258  * that value to the f_pos field of @file.
264 static loff_t fnic_trace_debugfs_lseek(struct file *file,  in fnic_trace_debugfs_lseek()  argument
268 	fnic_dbgfs_t *fnic_dbg_prt = file->private_data;  in fnic_trace_debugfs_lseek()
269 	return fixed_size_llseek(file, offset, howto,  in fnic_trace_debugfs_lseek()
274  * fnic_trace_debugfs_read - Read a debugfs file
275  * @file: The file pointer to read from.
278  * @pos: The position in the file to start reading from.
282  * field of @file. It will start reading at @pos and copy up to @nbytes of
287  * less than @nbytes if the end of the file was reached).
289 static ssize_t fnic_trace_debugfs_read(struct file *file,  in fnic_trace_debugfs_read()  argument
294 	fnic_dbgfs_t *fnic_dbg_prt = file->private_data;  in fnic_trace_debugfs_read()
304  * debugfs file data
306  * @file: The file pointer that contains the buffer to release
310  * file was opened.
316 					  struct file *file)  in fnic_trace_debugfs_release()  argument
318 	fnic_dbgfs_t *fnic_dbg_prt = file->private_data;  in fnic_trace_debugfs_release()
338  * file system. If not already created, this routine will create the
339  * create file trace to log fnic trace buffer output into debugfs and
340  * it will also create file trace_enable to control enable/disable of
362  * When Debugfs is configured this routine removes debugfs file system
380  * file system. If not already created, this routine will create the
381  * create file trace to log fnic fc trace buffer output into debugfs and
382  * it will also create file fc_trace_enable to control enable/disable of
419  * When Debugfs is configured this routine removes debugfs file system
439  * fnic_reset_stats_open - Open the reset_stats file
441  * @file: The file pointer to attach the stats reset flag.
444  * This routine opens a debugsfs file reset_stats and stores i_private data
446  * file oprations.
451 static int fnic_reset_stats_open(struct inode *inode, struct file *file)  in fnic_reset_stats_open()  argument
461 	file->private_data = debug;  in fnic_reset_stats_open()
467  * fnic_reset_stats_read - Read a reset_stats debugfs file
468  * @filp: The file pointer to read from.
471  * @ppos: The position in the file to start reading from.
475  * and stores into local @buf. It will start reading file at @ppos and
481 static ssize_t fnic_reset_stats_read(struct file *file,  in fnic_reset_stats_read()  argument
485 	struct stats_debug_info *debug = file->private_data;  in fnic_reset_stats_read()
496  * fnic_reset_stats_write - Write to reset_stats debugfs file
497  * @filp: The file pointer to write from.
500  * @ppos: The position in the file to start writing to.
509 static ssize_t fnic_reset_stats_write(struct file *file,  in fnic_reset_stats_write()  argument
513 	struct stats_debug_info *debug = file->private_data;  in fnic_reset_stats_write()
562  * debugfs file data
564  * @file: The file pointer that contains the buffer to release
568  * file was opened.
574 					struct file *file)  in fnic_reset_stats_release()  argument
576 	struct stats_debug_info *debug = file->private_data;  in fnic_reset_stats_release()
582  * fnic_stats_debugfs_open - Open the stats file for specific host
585  * @file: The file pointer to attach the specific host statistics.
588  * This routine opens a debugsfs file stats of specific host and print
595 					struct file *file)  in fnic_stats_debugfs_open()  argument
616 	file->private_data = debug;  in fnic_stats_debugfs_open()
622  * fnic_stats_debugfs_read - Read a debugfs file
623  * @file: The file pointer to read from.
626  * @pos: The position in the file to start reading from.
630  * field of @file. It will start reading at @pos and copy up to @nbytes of
635  * less than @nbytes if the end of the file was reached).
637 static ssize_t fnic_stats_debugfs_read(struct file *file,  in fnic_stats_debugfs_read()  argument
642 	struct stats_debug_info *debug = file->private_data;  in fnic_stats_debugfs_read()
652  * debugfs file data
654  * @file: The file pointer that contains the buffer to release
658  * file was opened.
664 					struct file *file)  in fnic_stats_debugfs_release()  argument
666 	struct stats_debug_info *debug = file->private_data;  in fnic_stats_debugfs_release()
688  * fnic_stats_init - Initialize stats struct and create stats file per fnic
691  * When Debugfs is configured this routine sets up the stats file per fnic
692  * It will create file stats and reset_stats under statistics/host# directory
721  * When Debugfs is configured this routine removes debugfs file system