Linux Kernel  3.7.1
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scsi_ioctl.h
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1 #ifndef _SCSI_IOCTL_H
2 #define _SCSI_IOCTL_H
3 
4 #define SCSI_IOCTL_SEND_COMMAND 1
5 #define SCSI_IOCTL_TEST_UNIT_READY 2
6 #define SCSI_IOCTL_BENCHMARK_COMMAND 3
7 #define SCSI_IOCTL_SYNC 4 /* Request synchronous parameters */
8 #define SCSI_IOCTL_START_UNIT 5
9 #define SCSI_IOCTL_STOP_UNIT 6
10 /* The door lock/unlock constants are compatible with Sun constants for
11  the cdrom */
12 #define SCSI_IOCTL_DOORLOCK 0x5380 /* lock the eject mechanism */
13 #define SCSI_IOCTL_DOORUNLOCK 0x5381 /* unlock the mechanism */
14 
15 #define SCSI_REMOVAL_PREVENT 1
16 #define SCSI_REMOVAL_ALLOW 0
17 
18 #ifdef __KERNEL__
19 
20 struct scsi_device;
21 
22 /*
23  * Structures used for scsi_ioctl et al.
24  */
25 
26 typedef struct scsi_ioctl_command {
27  unsigned int inlen;
28  unsigned int outlen;
29  unsigned char data[0];
30 } Scsi_Ioctl_Command;
31 
32 typedef struct scsi_idlun {
33  __u32 dev_id;
34  __u32 host_unique_id;
35 } Scsi_Idlun;
36 
37 /* Fibre Channel WWN, port_id struct */
38 typedef struct scsi_fctargaddress {
39  __u32 host_port_id;
40  unsigned char host_wwn[8]; // include NULL term.
41 } Scsi_FCTargAddress;
42 
43 extern int scsi_ioctl(struct scsi_device *, int, void __user *);
44 extern int scsi_nonblockable_ioctl(struct scsi_device *sdev, int cmd,
45  void __user *arg, int ndelay);
46 
47 #endif /* __KERNEL__ */
48 #endif /* _SCSI_IOCTL_H */