#ifndef _DRV_UAPI_ICC_H
#define _DRV_UAPI_ICC_H
/******************************************************************************

                              Copyright (c) 2012
                            Lantiq Deutschland GmbH
                             http://www.lantiq.com

  For licensing information, see the file 'LICENSE' in the root folder of
  this software module.

****************************************************************************
   Module      : drv_icc.h
   Description : This file contains the defines, the structures declarations
                 the tables declarations and the global functions declarations.
*******************************************************************************/
#include <linux/errno.h>
#include "drv_mps.h"
/* ============================= */
/* ICC Common defines            */
/* ============================= */
/*---------------------------------------------------------------------------*/
#define MAX_MMAP 16
#define MAX_DEPTH 16
#define MIN_THRESHOLD 4
#define MAX_THRESHOLD 12
#define ICC_MSG_FLOW_CONTROL 0x1
#define SEC_SERVICE_ID 0x3

/*DebugInfo*/
#define DBG_LEVEL_OFF 4
#define DBG_LEVEL_HIGH 3
#define DBG_LEVEL_NORMAL 2
#define DBG_LEVEL_LOW 1

#define CREATE_TRACE_GROUP(name) unsigned int G_nTraceGroup##name = DBG_LEVEL_HIGH
#define DECLARE_TRACE_GROUP(name) extern unsigned int G_nTraceGroup##name
#define PRINTF printk
#define TRACE(name, level, message)                 \
	do {                                        \
		if (level >= G_nTraceGroup##name) { \
			PRINTF message;             \
		}                                   \
	} while (0)

/*---------------------------------------------------------------------------*/
/* Device connection structure                                               */
/*---------------------------------------------------------------------------*/

typedef struct {
	uint8_t src_client_id;
	uint8_t dst_client_id;
	uint8_t msg_id;
	uint8_t param_attr;
	uint32_t param[MAX_UPSTRM_DATAWORDS];
} icc_msg_t;

typedef struct {
	uint32_t address[MAX_UPSTRM_DATAWORDS];
	uint32_t length[MAX_UPSTRM_DATAWORDS];
	uint32_t offset[MAX_UPSTRM_DATAWORDS];
	uint32_t count;
} icc_commit_t;

/*Always keep your new clients within InvalidClient and MAX_CLIENT*/
typedef enum {
	ICC_Client, /*Icc client Id*/
	IA, /*Image authenticator*/
	SR, /*System reset driver*/
	IR, /*Ioctl redirector*/
	PR, /*procfs redirector*/
	SEC_SERVICE = 10, /*Secure service */
	SEC_STORAGE = 11, /*Secure storage service */
	REGMAP_CGU, /* Regmap driver for CGU */
	REGMAP_RCU, /* Regmap driver for RCU */
	REGMAP_CT, /* Regmap driver for chiptop */
	MAX_CLIENT = 21 /*MAX_CLIENT_ID*/
} icc_devices; /*enum for all the possible clients*/

enum {
	REGMAP_WR_MSGID,
	REGMAP_RD_MSGID,
	REGMAP_CF_MSGID
};

/******************************************************************************
 * Exported functions
 ******************************************************************************/
/** magic number */
#define ICC_MAGIC 'S'
#define ICC_IOC_REG_CLIENT _IOW(ICC_MAGIC, 1, uint32_t)
#define ICC_IOC_MEM_COMMIT _IOW(ICC_MAGIC, 2, icc_commit_t)
#define ICC_IOC_MEM_INVALIDATE _IOW(ICC_MAGIC, 3, icc_commit_t)

#define ICC_BOOTCORE_UP 0x1

#ifdef __KERNEL__

typedef enum {
	ICC_INVALID = 0x0,
	ICC_READ = 0x1,
	ICC_WRITE = 0x2,
	ICC_RW = 0x3
} icc_wake_type;

/**
 * ICC Device Structure.
 */

typedef struct {
	/* Wakeuplist for the select mechanism */
	wait_queue_head_t wakeuplist;
	void (*up_callback)(icc_wake_type);
	volatile int Installed;
} icc_dev;

#if IS_ENABLED(CONFIG_LTQ_ICC)
int icc_open(struct inode *inode, struct file *file_p);
int icc_close(struct inode *inode, struct file *filp);
int icc_register_callback(icc_devices type,
			  void (*callback)(icc_wake_type));
int icc_unregister_callback(icc_devices type);
int icc_read(icc_devices type, icc_msg_t *rw);
int icc_write(icc_devices type, icc_msg_t *rw);
int icc_regmap_sync_read(icc_devices ClientId, phys_addr_t paddr,
			 unsigned int *val);
int icc_regmap_sync_write(icc_devices ClientId, phys_addr_t paddr,
			  unsigned int val);
#else
int icc_open(struct inode *inode, struct file *file_p)
{
	return -EOPNOTSUPP;
}
int icc_close(struct inode *inode, struct file *filp)
{
	return -EOPNOTSUPP;
}
int icc_register_callback(icc_devices type, void (*callback)(icc_wake_type))
{
	return -EOPNOTSUPP;
}
int icc_unregister_callback(icc_devices type)
{
	return -EOPNOTSUPP;
}
int icc_read(icc_devices type, icc_msg_t *rw)
{
	return -EOPNOTSUPP;
}
int icc_write(icc_devices type, icc_msg_t *rw)
{
	return -EOPNOTSUPP;
}
int icc_regmap_sync_read(icc_devices ClientId, phys_addr_t paddr,
			 unsigned int *val)
{
	return -EOPNOTSUPP;
}
int icc_regmap_sync_write(icc_devices ClientId, phys_addr_t paddr,
			  unsigned int val)
{
	return -EOPNOTSUPP;
}

#endif /* CONFIG_LTQ_ICC */

#endif /*__KERNEL__*/
#ifdef __LIBRARY__
int icc_init(void);
int icc_raw_read(icc_msg_t *rw);
int icc_write(icc_devices type, icc_msg_t *rw);
#endif
#endif /* _DRV_UAPI_ICC_H */