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#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;
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);
}
void scsi_req_init(struct request *);
#endif /* _SCSI_SCSI_REQUEST_H */
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