linux/include/scsi/scsi_ioctl.h
Christoph Hellwig 2e80089c18 scsi: replace the fmode_t argument to scsi_ioctl with a simple bool
Instead of passing a fmode_t and only checking it for FMODE_WRITE, pass
a bool open_for_write to prepare for callers that won't have the fmode_t.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Acked-by: Christian Brauner <brauner@kernel.org>
Link: https://lore.kernel.org/r/20230608110258.189493-20-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2023-06-12 08:04:04 -06:00

56 lines
1.5 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SCSI_IOCTL_H
#define _SCSI_IOCTL_H
#define SCSI_IOCTL_SEND_COMMAND 1
#define SCSI_IOCTL_TEST_UNIT_READY 2
#define SCSI_IOCTL_BENCHMARK_COMMAND 3
#define SCSI_IOCTL_SYNC 4 /* Request synchronous parameters */
#define SCSI_IOCTL_START_UNIT 5
#define SCSI_IOCTL_STOP_UNIT 6
/* The door lock/unlock constants are compatible with Sun constants for
the cdrom */
#define SCSI_IOCTL_DOORLOCK 0x5380 /* lock the eject mechanism */
#define SCSI_IOCTL_DOORUNLOCK 0x5381 /* unlock the mechanism */
#define SCSI_REMOVAL_PREVENT 1
#define SCSI_REMOVAL_ALLOW 0
#ifdef __KERNEL__
struct gendisk;
struct scsi_device;
struct sg_io_hdr;
/*
* Structures used for scsi_ioctl et al.
*/
typedef struct scsi_ioctl_command {
unsigned int inlen;
unsigned int outlen;
unsigned char data[];
} Scsi_Ioctl_Command;
typedef struct scsi_idlun {
__u32 dev_id;
__u32 host_unique_id;
} Scsi_Idlun;
/* Fibre Channel WWN, port_id struct */
typedef struct scsi_fctargaddress {
__u32 host_port_id;
unsigned char host_wwn[8]; // include NULL term.
} Scsi_FCTargAddress;
int scsi_ioctl_block_when_processing_errors(struct scsi_device *sdev,
int cmd, bool ndelay);
int scsi_ioctl(struct scsi_device *sdev, bool open_for_write, int cmd,
void __user *arg);
int get_sg_io_hdr(struct sg_io_hdr *hdr, const void __user *argp);
int put_sg_io_hdr(const struct sg_io_hdr *hdr, void __user *argp);
bool scsi_cmd_allowed(unsigned char *cmd, bool open_for_write);
#endif /* __KERNEL__ */
#endif /* _SCSI_IOCTL_H */