xref: /linux/include/scsi/scsi_dbg.h (revision ca55b2fef3a9373fcfc30f82fd26bc7fccbda732)
1 #ifndef _SCSI_SCSI_DBG_H
2 #define _SCSI_SCSI_DBG_H
3 
4 struct scsi_cmnd;
5 struct scsi_device;
6 struct scsi_sense_hdr;
7 
8 #define SCSI_LOG_BUFSIZE 128
9 
10 extern void scsi_print_command(struct scsi_cmnd *);
11 extern size_t __scsi_format_command(char *, size_t,
12 				   const unsigned char *, size_t);
13 extern void scsi_show_extd_sense(const struct scsi_device *, const char *,
14 				 unsigned char, unsigned char);
15 extern void scsi_show_sense_hdr(const struct scsi_device *, const char *,
16 				const struct scsi_sense_hdr *);
17 extern void scsi_print_sense_hdr(const struct scsi_device *, const char *,
18 				 const struct scsi_sense_hdr *);
19 extern void scsi_print_sense(const struct scsi_cmnd *);
20 extern void __scsi_print_sense(const struct scsi_device *, const char *name,
21 			       const unsigned char *sense_buffer,
22 			       int sense_len);
23 extern void scsi_print_result(const struct scsi_cmnd *, const char *, int);
24 
25 #ifdef CONFIG_SCSI_CONSTANTS
26 extern bool scsi_opcode_sa_name(int, int, const char **, const char **);
27 extern const char *scsi_sense_key_string(unsigned char);
28 extern const char *scsi_extd_sense_format(unsigned char, unsigned char,
29 					  const char **);
30 extern const char *scsi_mlreturn_string(int);
31 extern const char *scsi_hostbyte_string(int);
32 extern const char *scsi_driverbyte_string(int);
33 #else
34 static inline bool
35 scsi_opcode_sa_name(int cmd, int sa,
36 		    const char **cdb_name, const char **sa_name)
37 {
38 	*cdb_name = NULL;
39 	switch (cmd) {
40 	case VARIABLE_LENGTH_CMD:
41 	case MAINTENANCE_IN:
42 	case MAINTENANCE_OUT:
43 	case PERSISTENT_RESERVE_IN:
44 	case PERSISTENT_RESERVE_OUT:
45 	case SERVICE_ACTION_IN_12:
46 	case SERVICE_ACTION_OUT_12:
47 	case SERVICE_ACTION_BIDIRECTIONAL:
48 	case SERVICE_ACTION_IN_16:
49 	case SERVICE_ACTION_OUT_16:
50 	case EXTENDED_COPY:
51 	case RECEIVE_COPY_RESULTS:
52 		*sa_name = NULL;
53 		return true;
54 	default:
55 		return false;
56 	}
57 }
58 
59 static inline const char *
60 scsi_sense_key_string(unsigned char key)
61 {
62 	return NULL;
63 }
64 
65 static inline const char *
66 scsi_extd_sense_format(unsigned char asc, unsigned char ascq, const char **fmt)
67 {
68 	*fmt = NULL;
69 	return NULL;
70 }
71 
72 static inline const char *
73 scsi_mlreturn_string(int result)
74 {
75 	return NULL;
76 }
77 
78 static inline const char *
79 scsi_hostbyte_string(int result)
80 {
81 	return NULL;
82 }
83 
84 static inline const char *
85 scsi_driverbyte_string(int result)
86 {
87 	return NULL;
88 }
89 
90 #endif
91 
92 #endif /* _SCSI_SCSI_DBG_H */
93