[deliverable/linux.git] / drivers / target / target_core_file.h

#ifndef TARGET_CORE_FILE_H
#define TARGET_CORE_FILE_H

#define FD_VERSION		"4.0"

#define FD_MAX_DEV_NAME		256
#define FD_DEVICE_QUEUE_DEPTH	32
#define FD_MAX_DEVICE_QUEUE_DEPTH 128
#define FD_BLOCKSIZE		512
#define FD_MAX_SECTORS		1024

#define RRF_EMULATE_CDB		0x01
#define RRF_GOT_LBA		0x02

struct fd_request {
	struct se_task	fd_task;
};

#define FBDF_HAS_PATH		0x01
#define FBDF_HAS_SIZE		0x02
#define FDBD_USE_BUFFERED_IO	0x04

struct fd_dev {
	u32		fbd_flags;
	unsigned char	fd_dev_name[FD_MAX_DEV_NAME];
	/* Unique Ramdisk Device ID in Ramdisk HBA */
	u32		fd_dev_id;
	/* Number of SG tables in sg_table_array */
	u32		fd_table_count;
	u32		fd_queue_depth;
	u32		fd_block_size;
	unsigned long long fd_dev_size;
	struct file	*fd_file;
	/* FILEIO HBA device is connected to */
	struct fd_host *fd_host;
} ____cacheline_aligned;

struct fd_host {
	u32		fd_host_dev_id_count;
	/* Unique FILEIO Host ID */
	u32		fd_host_id;
} ____cacheline_aligned;

#endif /* TARGET_CORE_FILE_H */
Commit	Line	Data
c66ac9db NB	1	#ifndef TARGET_CORE_FILE_H
	2	#define TARGET_CORE_FILE_H
	3
	4	#define FD_VERSION "4.0"
	5
	6	#define FD_MAX_DEV_NAME 256
c66ac9db NB	7	#define FD_DEVICE_QUEUE_DEPTH 32
	8	#define FD_MAX_DEVICE_QUEUE_DEPTH 128
	9	#define FD_BLOCKSIZE 512
	10	#define FD_MAX_SECTORS 1024
	11
	12	#define RRF_EMULATE_CDB 0x01
	13	#define RRF_GOT_LBA 0x02
	14
	15	struct fd_request {
	16	struct se_task fd_task;
6193f06e	17	};
c66ac9db NB	18
	19	#define FBDF_HAS_PATH 0x01
	20	#define FBDF_HAS_SIZE 0x02
	21	#define FDBD_USE_BUFFERED_IO 0x04
	22
	23	struct fd_dev {
	24	u32 fbd_flags;
	25	unsigned char fd_dev_name[FD_MAX_DEV_NAME];
	26	/* Unique Ramdisk Device ID in Ramdisk HBA */
	27	u32 fd_dev_id;
	28	/* Number of SG tables in sg_table_array */
	29	u32 fd_table_count;
	30	u32 fd_queue_depth;
	31	u32 fd_block_size;
	32	unsigned long long fd_dev_size;
	33	struct file *fd_file;
	34	/* FILEIO HBA device is connected to */
	35	struct fd_host *fd_host;
	36	} ____cacheline_aligned;
	37
	38	struct fd_host {
	39	u32 fd_host_dev_id_count;
	40	/* Unique FILEIO Host ID */
	41	u32 fd_host_id;
	42	} ____cacheline_aligned;
	43
	44	#endif /* TARGET_CORE_FILE_H */