swh:1:snp:173f8deb0c56c557784b4fd217e7608ac6197844
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Tip revision: d434405aaab7d0ebc516b68a8fc4100922d7f5ef authored by Linus Torvalds on 11 April 2021, 22:16:13 UTC
Linux 5.12-rc7
Tip revision: d434405
scsi_ioctl.h
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SCSI_IOCTL_H
#define _SCSI_IOCTL_H 

#define SCSI_IOCTL_SEND_COMMAND 1
#define SCSI_IOCTL_TEST_UNIT_READY 2
#define SCSI_IOCTL_BENCHMARK_COMMAND 3
#define SCSI_IOCTL_SYNC 4			/* Request synchronous parameters */
#define SCSI_IOCTL_START_UNIT 5
#define SCSI_IOCTL_STOP_UNIT 6
/* The door lock/unlock constants are compatible with Sun constants for
   the cdrom */
#define SCSI_IOCTL_DOORLOCK 0x5380		/* lock the eject mechanism */
#define SCSI_IOCTL_DOORUNLOCK 0x5381		/* unlock the mechanism	  */

#define	SCSI_REMOVAL_PREVENT	1
#define	SCSI_REMOVAL_ALLOW	0

#ifdef __KERNEL__

struct scsi_device;

/*
 * Structures used for scsi_ioctl et al.
 */

typedef struct scsi_ioctl_command {
	unsigned int inlen;
	unsigned int outlen;
	unsigned char data[];
} Scsi_Ioctl_Command;

typedef struct scsi_idlun {
	__u32 dev_id;
	__u32 host_unique_id;
} Scsi_Idlun;

/* Fibre Channel WWN, port_id struct */
typedef struct scsi_fctargaddress {
	__u32 host_port_id;
	unsigned char host_wwn[8]; // include NULL term.
} Scsi_FCTargAddress;

int scsi_ioctl_block_when_processing_errors(struct scsi_device *sdev,
		int cmd, bool ndelay);
extern int scsi_ioctl(struct scsi_device *, int, void __user *);
extern int scsi_compat_ioctl(struct scsi_device *sdev, int cmd, void __user *arg);

#endif /* __KERNEL__ */
#endif /* _SCSI_IOCTL_H */
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