LXR linux/drivers/target/target_core

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef TARGET_CORE_UA_H
   3#define TARGET_CORE_UA_H
   4
   5#include <target/target_core_base.h>
   6
   7/*
   8 * From spc4r17, Table D.1: ASC and ASCQ Assignement
   9 */
  10#define ASCQ_29H_POWER_ON_RESET_OR_BUS_DEVICE_RESET_OCCURED     0x00
  11#define ASCQ_29H_POWER_ON_OCCURRED                              0x01
  12#define ASCQ_29H_SCSI_BUS_RESET_OCCURED                         0x02
  13#define ASCQ_29H_BUS_DEVICE_RESET_FUNCTION_OCCURRED             0x03
  14#define ASCQ_29H_DEVICE_INTERNAL_RESET                          0x04
  15#define ASCQ_29H_TRANSCEIVER_MODE_CHANGED_TO_SINGLE_ENDED       0x05
  16#define ASCQ_29H_TRANSCEIVER_MODE_CHANGED_TO_LVD                0x06
  17#define ASCQ_29H_NEXUS_LOSS_OCCURRED                            0x07
  18
  19#define ASCQ_2AH_PARAMETERS_CHANGED                             0x00
  20#define ASCQ_2AH_MODE_PARAMETERS_CHANGED                        0x01
  21#define ASCQ_2AH_LOG_PARAMETERS_CHANGED                         0x02
  22#define ASCQ_2AH_RESERVATIONS_PREEMPTED                         0x03
  23#define ASCQ_2AH_RESERVATIONS_RELEASED                          0x04
  24#define ASCQ_2AH_REGISTRATIONS_PREEMPTED                        0x05
  25#define ASCQ_2AH_ASYMMETRIC_ACCESS_STATE_CHANGED                0x06
  26#define ASCQ_2AH_IMPLICIT_ASYMMETRIC_ACCESS_STATE_TRANSITION_FAILED 0x07
  27#define ASCQ_2AH_PRIORITY_CHANGED                               0x08
  28
  29#define ASCQ_2CH_PREVIOUS_RESERVATION_CONFLICT_STATUS           0x09
  30
  31#define ASCQ_3FH_INQUIRY_DATA_HAS_CHANGED                       0x03
  32#define ASCQ_3FH_REPORTED_LUNS_DATA_HAS_CHANGED                 0x0E
  33
  34extern struct kmem_cache *se_ua_cache;
  35
  36extern sense_reason_t target_scsi3_ua_check(struct se_cmd *);
  37extern int core_scsi3_ua_allocate(struct se_dev_entry *, u8, u8);
  38extern void target_ua_allocate_lun(struct se_node_acl *, u32, u8, u8);
  39extern void core_scsi3_ua_release_all(struct se_dev_entry *);
  40extern bool core_scsi3_ua_for_check_condition(struct se_cmd *, u8 *, u8 *,
  41                                              u8 *);
  42extern int core_scsi3_ua_clear_for_request_sense(struct se_cmd *,
  43                                                u8 *, u8 *);
  44
  45#endif /* TARGET_CORE_UA_H */
  46