tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _SCSI_SCSI_DBG_H
3#define _SCSI_SCSI_DBG_H
4
5struct scsi_cmnd;
6struct scsi_device;
7struct scsi_sense_hdr;
8
9#define SCSI_LOG_BUFSIZE 128
10
11extern void scsi_print_command(struct scsi_cmnd *);
12extern size_t __scsi_format_command(char *, size_t,
13 const unsigned char *, size_t);
14extern void scsi_print_sense_hdr(const struct scsi_device *, const char *,
15 const struct scsi_sense_hdr *);
16extern void scsi_print_sense(const struct scsi_cmnd *);
17extern void __scsi_print_sense(const struct scsi_device *, const char *name,
18 const unsigned char *sense_buffer,
19 int sense_len);
20extern void scsi_print_result(const struct scsi_cmnd *, const char *, int);
21
22#ifdef CONFIG_SCSI_CONSTANTS
23extern bool scsi_opcode_sa_name(int, int, const char **, const char **);
24extern const char *scsi_sense_key_string(unsigned char);
25extern const char *scsi_extd_sense_format(unsigned char, unsigned char,
26 const char **);
27extern const char *scsi_mlreturn_string(int);
28extern const char *scsi_hostbyte_string(int);
29extern const char *scsi_driverbyte_string(int);
30#else
31static inline bool
32scsi_opcode_sa_name(int cmd, int sa,
33 const char **cdb_name, const char **sa_name)
34{
35 *cdb_name = NULL;
36 switch (cmd) {
37 case VARIABLE_LENGTH_CMD:
38 case MAINTENANCE_IN:
39 case MAINTENANCE_OUT:
40 case PERSISTENT_RESERVE_IN:
41 case PERSISTENT_RESERVE_OUT:
42 case SERVICE_ACTION_IN_12:
43 case SERVICE_ACTION_OUT_12:
44 case SERVICE_ACTION_BIDIRECTIONAL:
45 case SERVICE_ACTION_IN_16:
46 case SERVICE_ACTION_OUT_16:
47 case EXTENDED_COPY:
48 case RECEIVE_COPY_RESULTS:
49 *sa_name = NULL;
50 return true;
51 default:
52 return false;
53 }
54}
55
56static inline const char *
57scsi_sense_key_string(unsigned char key)
58{
59 return NULL;
60}
61
62static inline const char *
63scsi_extd_sense_format(unsigned char asc, unsigned char ascq, const char **fmt)
64{
65 *fmt = NULL;
66 return NULL;
67}
68
69static inline const char *
70scsi_mlreturn_string(int result)
71{
72 return NULL;
73}
74
75static inline const char *
76scsi_hostbyte_string(int result)
77{
78 return NULL;
79}
80
81static inline const char *
82scsi_driverbyte_string(int result)
83{
84 return NULL;
85}
86
87#endif
88
89#endif /* _SCSI_SCSI_DBG_H */