68 lines
1.7 KiB
C
Executable file
68 lines
1.7 KiB
C
Executable file
/* SPDX-License-Identifier: GPL-2.0-or-later
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* sound/soc/samsung/abox/vts_proc.h
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*
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* ALSA SoC Audio Layer - Samsung vts Proc FS driver
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*
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* Copyright (c) 2020 Samsung Electronics Co. Ltd.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __SND_SOC_VTS_PROC_H
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#define __SND_SOC_VTS_PROC_H
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#include <linux/proc_fs.h>
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struct vts_proc_bin {
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void *data;
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size_t size;
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};
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/**
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* Get given data of the file
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* @param[in] file pointer to file entry
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* @return data which is given at registration
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*/
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extern void *vts_proc_data(const struct file *file);
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/**
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* Make a directory
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* @param[in] name name of the directory
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* @param[in] parent parent of the directory
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* @return entry to the directory
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*/
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extern struct proc_dir_entry *vts_proc_mkdir(const char *name,
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struct proc_dir_entry *parent);
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/**
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* Remove a file or directory
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* @param[in] pde entry to the directory which will be deleted
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*/
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extern void vts_proc_remove_file(struct proc_dir_entry *pde);
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/**
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* Create a file
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* @param[in] name name of a file
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* @param[in] mode access mode
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* @param[in] parent parent of the file
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* @param[in] fops proc ops
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* @param[in] data private data
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* @param[in] size size of the file. set it 0 if unsure
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* @return entry to the file
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*/
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extern struct proc_dir_entry *vts_proc_create_file(const char *name,
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umode_t mode, struct proc_dir_entry *parent,
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const struct proc_ops *fops, void *data, size_t size);
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/**
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* Initialize vts_proc
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*/
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extern int vts_proc_probe(void);
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/**
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* Destroy vts_proc
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*/
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extern void vts_proc_remove(void);
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#endif /* __SND_SOC_VTS_PROC_H */
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