include/scsi/scsi_dbg.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _SCSI_SCSI_DBG_H
   3 #define _SCSI_SCSI_DBG_H
   4
   5 struct scsi_cmnd;
   6 struct scsi_device;
   7 struct scsi_sense_hdr;
   8
   9 #define SCSI_LOG_BUFSIZE 128
  10
  11 extern void scsi_print_command(struct scsi_cmnd *);
  12 extern size_t __scsi_format_command(char *, size_t,
  13                                    const unsigned char *, size_t);
  14 extern void scsi_show_extd_sense(const struct scsi_device *, const char *,
  15                                  unsigned char, unsigned char);
  16 extern void scsi_print_sense_hdr(const struct scsi_device *, const char *,
  17                                  const struct scsi_sense_hdr *);
  18 extern void scsi_print_sense(const struct scsi_cmnd *);
  19 extern void __scsi_print_sense(const struct scsi_device *, const char *name,
  20                                const unsigned char *sense_buffer,
  21                                int sense_len);
  22 extern void scsi_print_result(const struct scsi_cmnd *, const char *, int);
  23
  24 #ifdef CONFIG_SCSI_CONSTANTS
  25 extern bool scsi_opcode_sa_name(int, int, const char **, const char **);
  26 extern const char *scsi_sense_key_string(unsigned char);
  27 extern const char *scsi_extd_sense_format(unsigned char, unsigned char,
  28                                           const char **);
  29 extern const char *scsi_mlreturn_string(int);
  30 extern const char *scsi_hostbyte_string(int);
  31 extern const char *scsi_driverbyte_string(int);
  32 #else
  33 static inline bool
  34 scsi_opcode_sa_name(int cmd, int sa,
  35                     const char **cdb_name, const char **sa_name)
  36 {
  37         *cdb_name = NULL;
  38         switch (cmd) {
  39         case VARIABLE_LENGTH_CMD:
  40         case MAINTENANCE_IN:
  41         case MAINTENANCE_OUT:
  42         case PERSISTENT_RESERVE_IN:
  43         case PERSISTENT_RESERVE_OUT:
  44         case SERVICE_ACTION_IN_12:
  45         case SERVICE_ACTION_OUT_12:
  46         case SERVICE_ACTION_BIDIRECTIONAL:
  47         case SERVICE_ACTION_IN_16:
  48         case SERVICE_ACTION_OUT_16:
  49         case EXTENDED_COPY:
  50         case RECEIVE_COPY_RESULTS:
  51                 *sa_name = NULL;
  52                 return true;
  53         default:
  54                 return false;
  55         }
  56 }
  57
  58 static inline const char *
  59 scsi_sense_key_string(unsigned char key)
  60 {
  61         return NULL;
  62 }
  63
  64 static inline const char *
  65 scsi_extd_sense_format(unsigned char asc, unsigned char ascq, const char **fmt)
  66 {
  67         *fmt = NULL;
  68         return NULL;
  69 }
  70
  71 static inline const char *
  72 scsi_mlreturn_string(int result)
  73 {
  74         return NULL;
  75 }
  76
  77 static inline const char *
  78 scsi_hostbyte_string(int result)
  79 {
  80         return NULL;
  81 }
  82
  83 static inline const char *
  84 scsi_driverbyte_string(int result)
  85 {
  86         return NULL;
  87 }
  88
  89 #endif
  90
  91 #endif /* _SCSI_SCSI_DBG_H */