32 lines
620 B
C
32 lines
620 B
C
|
/* SPDX-License-Identifier: GPL-2.0 */
|
||
|
|
#ifndef _SCSI_SCSI_REQUEST_H
|
||
|
|
#define _SCSI_SCSI_REQUEST_H
|
||
|
|
|
||
|
|
#include <linux/blk-mq.h>
|
||
|
|
|
||
|
|
#define BLK_MAX_CDB 16
|
||
|
|
|
||
|
|
struct scsi_request {
|
||
|
|
unsigned char __cmd[BLK_MAX_CDB];
|
||
|
|
unsigned char *cmd;
|
||
|
|
unsigned short cmd_len;
|
||
|
|
int result;
|
||
|
|
unsigned int sense_len;
|
||
|
|
unsigned int resid_len; /* residual count */
|
||
|
|
int retries;
|
||
|
|
void *sense;
|
||
|
|
};
|
||
|
|
|
||
|
|
static inline struct scsi_request *scsi_req(struct request *rq)
|
||
|
|
{
|
||
|
|
return blk_mq_rq_to_pdu(rq);
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline void scsi_req_free_cmd(struct scsi_request *req)
|
||
|
|
{
|
||
|
|
if (req->cmd != req->__cmd)
|
||
|
|
kfree(req->cmd);
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif /* _SCSI_SCSI_REQUEST_H */
|