/*************************************************************************/ /*!
@File
@Title          Functions for creating debugfs directories and entries.
@Copyright      Copyright (c) Imagination Technologies Ltd. All Rights Reserved
@License        Dual MIT/GPLv2

The contents of this file are subject to the MIT license as set out below.

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*/ /**************************************************************************/

#ifndef PVR_DEBUGFS_H
#define PVR_DEBUGFS_H

#include <linux/debugfs.h>
#include <linux/seq_file.h>

#include "img_types.h"
#include "img_defs.h"
#include "osfunc.h"

typedef ssize_t (PVRSRV_ENTRY_WRITE_FUNC)(const char __user *pszBuffer,
					  size_t uiCount,
					  loff_t *puiPosition,
					  void *pvData);

typedef IMG_UINT32 (PVRSRV_INC_PVDATA_REFCNT_FN)(void *pvData);
typedef IMG_UINT32 (PVRSRV_DEC_PVDATA_REFCNT_FN)(void *pvData);

typedef struct _PVR_DEBUGFS_DIR_ *PPVR_DEBUGFS_DIR_DATA;
typedef struct _PVR_DEBUGFS_FILE_ *PPVR_DEBUGFS_ENTRY_DATA;

int PVRDebugFSInit(void);
void PVRDebugFSDeInit(void);

int PVRDebugFSCreateEntryDir(const char *pszName,
			PPVR_DEBUGFS_DIR_DATA psParentDir,
			PPVR_DEBUGFS_DIR_DATA *ppsNewDir);

void PVRDebugFSRemoveEntryDir(PPVR_DEBUGFS_DIR_DATA *ppsDir);

int PVRDebugFSCreateFile(const char *pszName,
			 PPVR_DEBUGFS_DIR_DATA psParentDir,
			 const struct seq_operations *psReadOps,
			 PVRSRV_ENTRY_WRITE_FUNC *pfnWrite,
			 OS_STATS_PRINT_FUNC *pfnStatsPrint,
			 void *pvData,
			 PPVR_DEBUGFS_ENTRY_DATA *ppsNewFile);


void PVRDebugFSRemoveFile(PPVR_DEBUGFS_ENTRY_DATA *ppsDebugFSEntry);

#endif /* PVR_DEBUGFS_H */