fs: use kmem_cache_zalloc instead
[pv_ops_mirror.git] / include / scsi / scsi_ioctl.h
blobedb9525386dadc40b38788787d6c92586dcf5e82
1 #ifndef _SCSI_IOCTL_H
2 #define _SCSI_IOCTL_H
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 */
15 #define SCSI_REMOVAL_PREVENT 1
16 #define SCSI_REMOVAL_ALLOW 0
18 #ifdef __KERNEL__
20 struct scsi_device;
23 * Structures used for scsi_ioctl et al.
26 typedef struct scsi_ioctl_command {
27 unsigned int inlen;
28 unsigned int outlen;
29 unsigned char data[0];
30 } Scsi_Ioctl_Command;
32 typedef struct scsi_idlun {
33 __u32 dev_id;
34 __u32 host_unique_id;
35 } Scsi_Idlun;
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;
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, struct file *filp);
47 #endif /* __KERNEL__ */
48 #endif /* _SCSI_IOCTL_H */