diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/scsi/scsi_device.h | 1 | ||||
| -rw-r--r-- | include/scsi/scsi_proto.h | 12 |
2 files changed, 13 insertions, 0 deletions
diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h index 4af2b240c4d1..c067019ed12a 100644 --- a/include/scsi/scsi_device.h +++ b/include/scsi/scsi_device.h @@ -201,6 +201,7 @@ struct scsi_device { struct scsi_device_handler *handler; void *handler_data; + unsigned char access_state; enum scsi_device_state sdev_state; unsigned long sdev_data[0]; } __attribute__((aligned(sizeof(unsigned long)))); diff --git a/include/scsi/scsi_proto.h b/include/scsi/scsi_proto.h index a9fbf1b38e71..c2ae21cbaa2c 100644 --- a/include/scsi/scsi_proto.h +++ b/include/scsi/scsi_proto.h @@ -277,5 +277,17 @@ struct scsi_lun { __u8 scsi_lun[8]; }; +/* SPC asymmetric access states */ +#define SCSI_ACCESS_STATE_OPTIMAL 0x00 +#define SCSI_ACCESS_STATE_ACTIVE 0x01 +#define SCSI_ACCESS_STATE_STANDBY 0x02 +#define SCSI_ACCESS_STATE_UNAVAILABLE 0x03 +#define SCSI_ACCESS_STATE_LBA 0x04 +#define SCSI_ACCESS_STATE_OFFLINE 0x0e +#define SCSI_ACCESS_STATE_TRANSITIONING 0x0f + +/* Values for REPORT TARGET GROUP STATES */ +#define SCSI_ACCESS_STATE_MASK 0x0f +#define SCSI_ACCESS_STATE_PREFERRED 0x80 #endif /* _SCSI_PROTO_H_ */ |