1 #ifndef _SCSI_SCSI_EH_H
2 #define _SCSI_SCSI_EH_H
4 #include <linux/scatterlist.h>
6 #include <scsi/scsi_cmnd.h>
10 extern void scsi_eh_finish_cmd(struct scsi_cmnd *scmd,
11 struct list_head *done_q);
12 extern void scsi_eh_flush_done_q(struct list_head *done_q);
13 extern void scsi_report_bus_reset(struct Scsi_Host *, int);
14 extern void scsi_report_device_reset(struct Scsi_Host *, int, int);
15 extern int scsi_block_when_processing_errors(struct scsi_device *);
16 extern bool scsi_command_normalize_sense(const struct scsi_cmnd *cmd,
17 struct scsi_sense_hdr *sshdr);
19 static inline bool scsi_sense_is_deferred(const struct scsi_sense_hdr *sshdr)
21 return ((sshdr->response_code >= 0x70) && (sshdr->response_code & 1));
24 extern const u8 * scsi_sense_desc_find(const u8 * sense_buffer, int sb_len,
27 extern int scsi_get_sense_info_fld(const u8 * sense_buffer, int sb_len,
30 extern void scsi_build_sense_buffer(int desc, u8 *buf, u8 key, u8 asc, u8 ascq);
31 extern void scsi_set_sense_information(u8 *buf, u64 info);
33 extern int scsi_ioctl_reset(struct scsi_device *, int __user *);
38 enum dma_data_direction data_direction;
40 unsigned char cmd_len;
41 unsigned char prot_op;
43 struct scsi_data_buffer sdb;
44 struct request *next_rq;
45 /* new command support */
46 unsigned char eh_cmnd[BLK_MAX_CDB];
47 struct scatterlist sense_sgl;
50 extern void scsi_eh_prep_cmnd(struct scsi_cmnd *scmd,
51 struct scsi_eh_save *ses, unsigned char *cmnd,
52 int cmnd_size, unsigned sense_bytes);
54 extern void scsi_eh_restore_cmnd(struct scsi_cmnd* scmd,
55 struct scsi_eh_save *ses);
57 #endif /* _SCSI_SCSI_EH_H */