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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/include/scsi/scsi_dbg.h
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/* SPDX-License-Identifier: GPL-2.0 */

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#ifndef _SCSI_SCSI_DBG_H

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#define _SCSI_SCSI_DBG_H

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struct scsi_cmnd;

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struct scsi_device;

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struct scsi_sense_hdr;

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extern void scsi_print_command(struct scsi_cmnd *);

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extern size_t __scsi_format_command(char *, size_t,

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				   const unsigned char *, size_t);

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extern void scsi_print_sense_hdr(const struct scsi_device *, const char *,

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				 const struct scsi_sense_hdr *);

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extern void scsi_print_sense(const struct scsi_cmnd *);

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extern void __scsi_print_sense(const struct scsi_device *, const char *name,

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			       const unsigned char *sense_buffer,

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			       int sense_len);

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extern void scsi_print_result(const struct scsi_cmnd *, const char *, int);

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#ifdef CONFIG_SCSI_CONSTANTS

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extern bool scsi_opcode_sa_name(int, int, const char **, const char **);

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extern const char *scsi_sense_key_string(unsigned char);

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extern const char *scsi_extd_sense_format(unsigned char, unsigned char,

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					  const char **);

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extern const char *scsi_mlreturn_string(int);

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extern const char *scsi_hostbyte_string(int);

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#else

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static inline bool

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scsi_opcode_sa_name(int cmd, int sa,

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		    const char **cdb_name, const char **sa_name)

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{

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	*cdb_name = NULL;

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	switch (cmd) {

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	case VARIABLE_LENGTH_CMD:

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	case MAINTENANCE_IN:

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	case MAINTENANCE_OUT:

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	case PERSISTENT_RESERVE_IN:

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	case PERSISTENT_RESERVE_OUT:

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	case SERVICE_ACTION_IN_12:

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	case SERVICE_ACTION_OUT_12:

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	case SERVICE_ACTION_BIDIRECTIONAL:

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	case SERVICE_ACTION_IN_16:

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	case SERVICE_ACTION_OUT_16:

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	case EXTENDED_COPY:

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	case RECEIVE_COPY_RESULTS:

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		*sa_name = NULL;

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		return true;

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	default:

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		return false;

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	}

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}

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static inline const char *

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scsi_sense_key_string(unsigned char key)

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{

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	return NULL;

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}

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static inline const char *

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scsi_extd_sense_format(unsigned char asc, unsigned char ascq, const char **fmt)

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{

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	*fmt = NULL;

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	return NULL;

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}

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static inline const char *

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scsi_mlreturn_string(int result)

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{

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	return NULL;

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}

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static inline const char *

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scsi_hostbyte_string(int result)

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{

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	return NULL;

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}

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#endif

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#endif /* _SCSI_SCSI_DBG_H */

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