1*149d0e48SBart Van Assche /* SPDX-License-Identifier: GPL-2.0 */ 2*149d0e48SBart Van Assche 3*149d0e48SBart Van Assche #ifndef _SCSI_SCSI_STATUS_H 4*149d0e48SBart Van Assche #define _SCSI_SCSI_STATUS_H 5*149d0e48SBart Van Assche 6*149d0e48SBart Van Assche #include <linux/types.h> 7*149d0e48SBart Van Assche #include <scsi/scsi_proto.h> 8*149d0e48SBart Van Assche 9*149d0e48SBart Van Assche /* Message codes. */ 10*149d0e48SBart Van Assche enum scsi_msg_byte { 11*149d0e48SBart Van Assche COMMAND_COMPLETE = 0x00, 12*149d0e48SBart Van Assche EXTENDED_MESSAGE = 0x01, 13*149d0e48SBart Van Assche SAVE_POINTERS = 0x02, 14*149d0e48SBart Van Assche RESTORE_POINTERS = 0x03, 15*149d0e48SBart Van Assche DISCONNECT = 0x04, 16*149d0e48SBart Van Assche INITIATOR_ERROR = 0x05, 17*149d0e48SBart Van Assche ABORT_TASK_SET = 0x06, 18*149d0e48SBart Van Assche MESSAGE_REJECT = 0x07, 19*149d0e48SBart Van Assche NOP = 0x08, 20*149d0e48SBart Van Assche MSG_PARITY_ERROR = 0x09, 21*149d0e48SBart Van Assche LINKED_CMD_COMPLETE = 0x0a, 22*149d0e48SBart Van Assche LINKED_FLG_CMD_COMPLETE = 0x0b, 23*149d0e48SBart Van Assche TARGET_RESET = 0x0c, 24*149d0e48SBart Van Assche ABORT_TASK = 0x0d, 25*149d0e48SBart Van Assche CLEAR_TASK_SET = 0x0e, 26*149d0e48SBart Van Assche INITIATE_RECOVERY = 0x0f, /* SCSI-II only */ 27*149d0e48SBart Van Assche RELEASE_RECOVERY = 0x10, /* SCSI-II only */ 28*149d0e48SBart Van Assche TERMINATE_IO_PROC = 0x11, /* SCSI-II only */ 29*149d0e48SBart Van Assche CLEAR_ACA = 0x16, 30*149d0e48SBart Van Assche LOGICAL_UNIT_RESET = 0x17, 31*149d0e48SBart Van Assche SIMPLE_QUEUE_TAG = 0x20, 32*149d0e48SBart Van Assche HEAD_OF_QUEUE_TAG = 0x21, 33*149d0e48SBart Van Assche ORDERED_QUEUE_TAG = 0x22, 34*149d0e48SBart Van Assche IGNORE_WIDE_RESIDUE = 0x23, 35*149d0e48SBart Van Assche ACA = 0x24, 36*149d0e48SBart Van Assche QAS_REQUEST = 0x55, 37*149d0e48SBart Van Assche 38*149d0e48SBart Van Assche /* Old SCSI2 names, don't use in new code */ 39*149d0e48SBart Van Assche BUS_DEVICE_RESET = TARGET_RESET, 40*149d0e48SBart Van Assche ABORT = ABORT_TASK_SET, 41*149d0e48SBart Van Assche }; 42*149d0e48SBart Van Assche 43*149d0e48SBart Van Assche /* Host byte codes. */ 44*149d0e48SBart Van Assche enum scsi_host_status { 45*149d0e48SBart Van Assche DID_OK = 0x00, /* NO error */ 46*149d0e48SBart Van Assche DID_NO_CONNECT = 0x01, /* Couldn't connect before timeout period */ 47*149d0e48SBart Van Assche DID_BUS_BUSY = 0x02, /* BUS stayed busy through time out period */ 48*149d0e48SBart Van Assche DID_TIME_OUT = 0x03, /* TIMED OUT for other reason */ 49*149d0e48SBart Van Assche DID_BAD_TARGET = 0x04, /* BAD target. */ 50*149d0e48SBart Van Assche DID_ABORT = 0x05, /* Told to abort for some other reason */ 51*149d0e48SBart Van Assche DID_PARITY = 0x06, /* Parity error */ 52*149d0e48SBart Van Assche DID_ERROR = 0x07, /* Internal error */ 53*149d0e48SBart Van Assche DID_RESET = 0x08, /* Reset by somebody. */ 54*149d0e48SBart Van Assche DID_BAD_INTR = 0x09, /* Got an interrupt we weren't expecting. */ 55*149d0e48SBart Van Assche DID_PASSTHROUGH = 0x0a, /* Force command past mid-layer */ 56*149d0e48SBart Van Assche DID_SOFT_ERROR = 0x0b, /* The low level driver just wish a retry */ 57*149d0e48SBart Van Assche DID_IMM_RETRY = 0x0c, /* Retry without decrementing retry count */ 58*149d0e48SBart Van Assche DID_REQUEUE = 0x0d, /* Requeue command (no immediate retry) also 59*149d0e48SBart Van Assche * without decrementing the retry count */ 60*149d0e48SBart Van Assche DID_TRANSPORT_DISRUPTED = 0x0e, /* Transport error disrupted execution 61*149d0e48SBart Van Assche * and the driver blocked the port to 62*149d0e48SBart Van Assche * recover the link. Transport class will 63*149d0e48SBart Van Assche * retry or fail IO */ 64*149d0e48SBart Van Assche DID_TRANSPORT_FAILFAST = 0x0f, /* Transport class fastfailed the io */ 65*149d0e48SBart Van Assche DID_TARGET_FAILURE = 0x10, /* Permanent target failure, do not retry on 66*149d0e48SBart Van Assche * other paths */ 67*149d0e48SBart Van Assche DID_NEXUS_FAILURE = 0x11, /* Permanent nexus failure, retry on other 68*149d0e48SBart Van Assche * paths might yield different results */ 69*149d0e48SBart Van Assche DID_ALLOC_FAILURE = 0x12, /* Space allocation on the device failed */ 70*149d0e48SBart Van Assche DID_MEDIUM_ERROR = 0x13, /* Medium error */ 71*149d0e48SBart Van Assche DID_TRANSPORT_MARGINAL = 0x14, /* Transport marginal errors */ 72*149d0e48SBart Van Assche }; 73*149d0e48SBart Van Assche 74*149d0e48SBart Van Assche #endif /* _SCSI_SCSI_STATUS_H */ 75