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 /*
  21  * Structures used for scsi_ioctl et al.
  22  */
  23
  24 typedef struct scsi_ioctl_command {
  25         unsigned int inlen;
  26         unsigned int outlen;
  27         unsigned char data[0];
  28 } Scsi_Ioctl_Command;
  29
  30 typedef struct scsi_idlun {
  31         __u32 dev_id;
  32         __u32 host_unique_id;
  33 } Scsi_Idlun;
  34
  35 extern int scsi_ioctl (Scsi_Device *dev, int cmd, void *arg);
  36 extern int kernel_scsi_ioctl (Scsi_Device *dev, int cmd, void *arg);
  37 extern int scsi_ioctl_send_command(Scsi_Device *dev,
  38                                    Scsi_Ioctl_Command *arg);
  39
  40 #endif
  41
  42 #endif
  43
  44