/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */


#ifndef __UBI_USER_H__
#define __UBI_USER_H__

#include <linux/types.h>




#define UBI_VOL_NUM_AUTO (-1)
#define UBI_DEV_NUM_AUTO (-1)


#define UBI_MAX_VOLUME_NAME 127



#define UBI_IOC_MAGIC 'o'


#define UBI_IOCMKVOL _IOW(UBI_IOC_MAGIC, 0, struct ubi_mkvol_req)

#define UBI_IOCRMVOL _IOW(UBI_IOC_MAGIC, 1, __s32)

#define UBI_IOCRSVOL _IOW(UBI_IOC_MAGIC, 2, struct ubi_rsvol_req)

#define UBI_IOCRNVOL _IOW(UBI_IOC_MAGIC, 3, struct ubi_rnvol_req)


#define UBI_IOCRPEB _IOW(UBI_IOC_MAGIC, 4, __s32)

#define UBI_IOCSPEB _IOW(UBI_IOC_MAGIC, 5, __s32)



#define UBI_CTRL_IOC_MAGIC 'o'


#define UBI_IOCATT _IOW(UBI_CTRL_IOC_MAGIC, 64, struct ubi_attach_req)

#define UBI_IOCDET _IOW(UBI_CTRL_IOC_MAGIC, 65, __s32)



#define UBI_VOL_IOC_MAGIC 'O'


#define UBI_IOCVOLUP _IOW(UBI_VOL_IOC_MAGIC, 0, __s64)

#define UBI_IOCEBER _IOW(UBI_VOL_IOC_MAGIC, 1, __s32)

#define UBI_IOCEBCH _IOW(UBI_VOL_IOC_MAGIC, 2, __s32)

#define UBI_IOCEBMAP _IOW(UBI_VOL_IOC_MAGIC, 3, struct ubi_map_req)

#define UBI_IOCEBUNMAP _IOW(UBI_VOL_IOC_MAGIC, 4, __s32)

#define UBI_IOCEBISMAP _IOR(UBI_VOL_IOC_MAGIC, 5, __s32)

#define UBI_IOCSETVOLPROP _IOW(UBI_VOL_IOC_MAGIC, 6, \
			       struct ubi_set_vol_prop_req)

#define UBI_IOCVOLCRBLK _IOW(UBI_VOL_IOC_MAGIC, 7, struct ubi_blkcreate_req)

#define UBI_IOCVOLRMBLK _IO(UBI_VOL_IOC_MAGIC, 8)


#define MAX_UBI_MTD_NAME_LEN 127


#define UBI_MAX_RNVOL 32


enum {
	UBI_DYNAMIC_VOLUME = 3,
	UBI_STATIC_VOLUME  = 4,
};


enum {
	UBI_VOL_PROP_DIRECT_WRITE = 1,
};


struct ubi_attach_req {
	__s32 ubi_num;
	__s32 mtd_num;
	__s32 vid_hdr_offset;
	__s16 max_beb_per1024;
	__s8 disable_fm;
	__s8 padding[9];
};


enum {
	UBI_VOL_SKIP_CRC_CHECK_FLG = 0x1,
};

#define UBI_VOL_VALID_FLGS	(UBI_VOL_SKIP_CRC_CHECK_FLG)


struct ubi_mkvol_req {
	__s32 vol_id;
	__s32 alignment;
	__s64 bytes;
	__s8 vol_type;
	__u8 flags;
	__s16 name_len;
	__s8 padding2[4];
	char name[UBI_MAX_VOLUME_NAME + 1];
} __packed;


struct ubi_rsvol_req {
	__s64 bytes;
	__s32 vol_id;
} __packed;


struct ubi_rnvol_req {
	__s32 count;
	__s8 padding1[12];
	struct {
		__s32 vol_id;
		__s16 name_len;
		__s8  padding2[2];
		char    name[UBI_MAX_VOLUME_NAME + 1];
	} ents[UBI_MAX_RNVOL];
} __packed;


struct ubi_leb_change_req {
	__s32 lnum;
	__s32 bytes;
	__s8  dtype; 
	__s8  padding[7];
} __packed;


struct ubi_map_req {
	__s32 lnum;
	__s8  dtype; 
	__s8  padding[3];
} __packed;



struct ubi_set_vol_prop_req {
	__u8  property;
	__u8  padding[7];
	__u64 value;
}  __packed;


struct ubi_blkcreate_req {
	__s8  padding[128];
}  __packed;

#endif 
