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      1 /* SPDX-License-Identifier: GPL-2.0 */
      2 #ifndef _SCSI_IOCTL_H
      3 #define _SCSI_IOCTL_H
      4 
      5 #define SCSI_IOCTL_SEND_COMMAND 1
      6 #define SCSI_IOCTL_TEST_UNIT_READY 2
      7 #define SCSI_IOCTL_BENCHMARK_COMMAND 3
      8 #define SCSI_IOCTL_SYNC 4			/* Request synchronous parameters */
      9 #define SCSI_IOCTL_START_UNIT 5
     10 #define SCSI_IOCTL_STOP_UNIT 6
     11 /* The door lock/unlock constants are compatible with Sun constants for
     12    the cdrom */
     13 #define SCSI_IOCTL_DOORLOCK 0x5380		/* lock the eject mechanism */
     14 #define SCSI_IOCTL_DOORUNLOCK 0x5381		/* unlock the mechanism	  */
     15 
     16 #define	SCSI_REMOVAL_PREVENT	1
     17 #define	SCSI_REMOVAL_ALLOW	0
     18 
     19 #ifdef __KERNEL__
     20 
     21 struct scsi_device;
     22 
     23 /*
     24  * Structures used for scsi_ioctl et al.
     25  */
     26 
     27 typedef struct scsi_ioctl_command {
     28 	unsigned int inlen;
     29 	unsigned int outlen;
     30 	unsigned char data[0];
     31 } Scsi_Ioctl_Command;
     32 
     33 typedef struct scsi_idlun {
     34 	__u32 dev_id;
     35 	__u32 host_unique_id;
     36 } Scsi_Idlun;
     37 
     38 /* Fibre Channel WWN, port_id struct */
     39 typedef struct scsi_fctargaddress {
     40 	__u32 host_port_id;
     41 	unsigned char host_wwn[8]; // include NULL term.
     42 } Scsi_FCTargAddress;
     43 
     44 int scsi_ioctl_block_when_processing_errors(struct scsi_device *sdev,
     45 		int cmd, bool ndelay);
     46 extern int scsi_ioctl(struct scsi_device *, int, void __user *);
     47 
     48 #endif /* __KERNEL__ */
     49 #endif /* _SCSI_IOCTL_H */
     50