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