[fio.git] / zbd_types.h

/*
 * Copyright (C) 2020 Western Digital Corporation or its affiliates.
 *
 * This file is released under the GPL.
 */
#ifndef FIO_ZBD_TYPES_H
#define FIO_ZBD_TYPES_H

#include <inttypes.h>

#define ZBD_MAX_OPEN_ZONES	4096

/*
 * Zoned block device models.
 */
enum zbd_zoned_model {
	ZBD_NONE		= 0x1,	/* No zone support. Emulate zones. */
	ZBD_HOST_AWARE		= 0x2,	/* Host-aware zoned block device */
	ZBD_HOST_MANAGED	= 0x3,	/* Host-managed zoned block device */
};

/*
 * Zone types.
 */
enum zbd_zone_type {
	ZBD_ZONE_TYPE_CNV	= 0x1,	/* Conventional */
	ZBD_ZONE_TYPE_SWR	= 0x2,	/* Sequential write required */
	ZBD_ZONE_TYPE_SWP	= 0x3,	/* Sequential write preferred */
};

/*
 * Zone conditions.
 */
enum zbd_zone_cond {
        ZBD_ZONE_COND_NOT_WP    = 0x0,
        ZBD_ZONE_COND_EMPTY     = 0x1,
        ZBD_ZONE_COND_IMP_OPEN  = 0x2,
        ZBD_ZONE_COND_EXP_OPEN  = 0x3,
        ZBD_ZONE_COND_CLOSED    = 0x4,
        ZBD_ZONE_COND_READONLY  = 0xD,
        ZBD_ZONE_COND_FULL      = 0xE,
        ZBD_ZONE_COND_OFFLINE   = 0xF,
};

/*
 * Zone descriptor.
 */
struct zbd_zone {
	uint64_t		start;
	uint64_t		wp;
	uint64_t		len;
	uint64_t		capacity;
	enum zbd_zone_type	type;
	enum zbd_zone_cond	cond;
};

#endif /* FIO_ZBD_TYPES_H */
Commit	Line	Data
b7694961 DLM	1	/*
	2	* Copyright (C) 2020 Western Digital Corporation or its affiliates.
	3	*
	4	* This file is released under the GPL.
	5	*/
	6	#ifndef FIO_ZBD_TYPES_H
	7	#define FIO_ZBD_TYPES_H
	8
	9	#include <inttypes.h>
	10
af7be579	11	#define ZBD_MAX_OPEN_ZONES 4096
b7694961 DLM	12
	13	/*
	14	* Zoned block device models.
	15	*/
	16	enum zbd_zoned_model {
2c7dd23e NC	17	ZBD_NONE = 0x1, /* No zone support. Emulate zones. */
	18	ZBD_HOST_AWARE = 0x2, /* Host-aware zoned block device */
	19	ZBD_HOST_MANAGED = 0x3, /* Host-managed zoned block device */
b7694961 DLM	20	};
	21
	22	/*
	23	* Zone types.
	24	*/
	25	enum zbd_zone_type {
	26	ZBD_ZONE_TYPE_CNV = 0x1, /* Conventional */
	27	ZBD_ZONE_TYPE_SWR = 0x2, /* Sequential write required */
	28	ZBD_ZONE_TYPE_SWP = 0x3, /* Sequential write preferred */
	29	};
	30
	31	/*
	32	* Zone conditions.
	33	*/
	34	enum zbd_zone_cond {
	35	ZBD_ZONE_COND_NOT_WP = 0x0,
	36	ZBD_ZONE_COND_EMPTY = 0x1,
	37	ZBD_ZONE_COND_IMP_OPEN = 0x2,
	38	ZBD_ZONE_COND_EXP_OPEN = 0x3,
	39	ZBD_ZONE_COND_CLOSED = 0x4,
	40	ZBD_ZONE_COND_READONLY = 0xD,
	41	ZBD_ZONE_COND_FULL = 0xE,
	42	ZBD_ZONE_COND_OFFLINE = 0xF,
	43	};
	44
	45	/*
	46	* Zone descriptor.
	47	*/
	48	struct zbd_zone {
	49	uint64_t start;
	50	uint64_t wp;
	51	uint64_t len;
236d23a8	52	uint64_t capacity;
b7694961 DLM	53	enum zbd_zone_type type;
	54	enum zbd_zone_cond cond;
	55	};
	56
	57	#endif /* FIO_ZBD_TYPES_H */