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| author | Bart Van Assche <bvanassche@acm.org> | 2021-05-23 19:54:56 -0700 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2021-06-02 23:09:39 -0400 |
| commit | 149d0e489e807f1e6dc265f975a793cea11ecbea (patch) | |
| tree | a0e16e90e239694ff6a13f0551dd55a07be67985 /include/scsi/scsi.h | |
| parent | d377f415dddc18b33c88dcd41cfe4fe6d9db82fb (diff) | |
| download | linux-149d0e489e807f1e6dc265f975a793cea11ecbea.tar.bz2 | |
scsi: core: Introduce enums for the SAM and host status codes
Make it possible for the compiler to verify whether SAM and host
status codes are used correctly.
[mkp: resolve conflicts with Hannes' SCSI result series]
Link: https://lore.kernel.org/r/20210524025457.11299-3-bvanassche@acm.org
Cc: Hannes Reinecke <hare@suse.com>
Reviewed-by: John Garry <john.garry@huawei.com>
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'include/scsi/scsi.h')
| -rw-r--r-- | include/scsi/scsi.h | 67 |
1 files changed, 2 insertions, 65 deletions
diff --git a/include/scsi/scsi.h b/include/scsi/scsi.h index 358f969f368f..3e46859774c8 100644 --- a/include/scsi/scsi.h +++ b/include/scsi/scsi.h @@ -11,6 +11,7 @@ #include <linux/kernel.h> #include <scsi/scsi_common.h> #include <scsi/scsi_proto.h> +#include <scsi/scsi_status.h> struct scsi_cmnd; @@ -79,78 +80,14 @@ static inline int scsi_status_is_check_condition(int status) } /* - * MESSAGE CODES + * Extended message codes. */ - -#define COMMAND_COMPLETE 0x00 -#define EXTENDED_MESSAGE 0x01 #define EXTENDED_MODIFY_DATA_POINTER 0x00 #define EXTENDED_SDTR 0x01 #define EXTENDED_EXTENDED_IDENTIFY 0x02 /* SCSI-I only */ #define EXTENDED_WDTR 0x03 #define EXTENDED_PPR 0x04 #define EXTENDED_MODIFY_BIDI_DATA_PTR 0x05 -#define SAVE_POINTERS 0x02 -#define RESTORE_POINTERS 0x03 -#define DISCONNECT 0x04 -#define INITIATOR_ERROR 0x05 -#define ABORT_TASK_SET 0x06 -#define MESSAGE_REJECT 0x07 -#define NOP 0x08 -#define MSG_PARITY_ERROR 0x09 -#define LINKED_CMD_COMPLETE 0x0a -#define LINKED_FLG_CMD_COMPLETE 0x0b -#define TARGET_RESET 0x0c -#define ABORT_TASK 0x0d -#define CLEAR_TASK_SET 0x0e -#define INITIATE_RECOVERY 0x0f /* SCSI-II only */ -#define RELEASE_RECOVERY 0x10 /* SCSI-II only */ -#define TERMINATE_IO_PROC 0x11 /* SCSI-II only */ -#define CLEAR_ACA 0x16 -#define LOGICAL_UNIT_RESET 0x17 -#define SIMPLE_QUEUE_TAG 0x20 -#define HEAD_OF_QUEUE_TAG 0x21 -#define ORDERED_QUEUE_TAG 0x22 -#define IGNORE_WIDE_RESIDUE 0x23 -#define ACA 0x24 -#define QAS_REQUEST 0x55 - -/* Old SCSI2 names, don't use in new code */ -#define BUS_DEVICE_RESET TARGET_RESET -#define ABORT ABORT_TASK_SET - -/* - * Host byte codes - */ - -#define DID_OK 0x00 /* NO error */ -#define DID_NO_CONNECT 0x01 /* Couldn't connect before timeout period */ -#define DID_BUS_BUSY 0x02 /* BUS stayed busy through time out period */ -#define DID_TIME_OUT 0x03 /* TIMED OUT for other reason */ -#define DID_BAD_TARGET 0x04 /* BAD target. */ -#define DID_ABORT 0x05 /* Told to abort for some other reason */ -#define DID_PARITY 0x06 /* Parity error */ -#define DID_ERROR 0x07 /* Internal error */ -#define DID_RESET 0x08 /* Reset by somebody. */ -#define DID_BAD_INTR 0x09 /* Got an interrupt we weren't expecting. */ -#define DID_PASSTHROUGH 0x0a /* Force command past mid-layer */ -#define DID_SOFT_ERROR 0x0b /* The low level driver just wish a retry */ -#define DID_IMM_RETRY 0x0c /* Retry without decrementing retry count */ -#define DID_REQUEUE 0x0d /* Requeue command (no immediate retry) also - * without decrementing the retry count */ -#define DID_TRANSPORT_DISRUPTED 0x0e /* Transport error disrupted execution - * and the driver blocked the port to - * recover the link. Transport class will - * retry or fail IO */ -#define DID_TRANSPORT_FAILFAST 0x0f /* Transport class fastfailed the io */ -#define DID_TARGET_FAILURE 0x10 /* Permanent target failure, do not retry on - * other paths */ -#define DID_NEXUS_FAILURE 0x11 /* Permanent nexus failure, retry on other - * paths might yield different results */ -#define DID_ALLOC_FAILURE 0x12 /* Space allocation on the device failed */ -#define DID_MEDIUM_ERROR 0x13 /* Medium error */ -#define DID_TRANSPORT_MARGINAL 0x14 /* Transport marginal errors */ -#define DRIVER_OK 0x00 /* Driver status */ /* * Internal return values. |