include/scsi/scsi_ioctl.h

   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 */