diff options
| -rw-r--r-- | drivers/s390/scsi/zfcp_ext.h | 2 | ||||
| -rw-r--r-- | drivers/s390/scsi/zfcp_fsf.c | 20 | ||||
| -rw-r--r-- | drivers/s390/scsi/zfcp_scsi.c | 24 | ||||
| -rw-r--r-- | include/scsi/scsi.h | 17 |
4 files changed, 28 insertions, 35 deletions
diff --git a/drivers/s390/scsi/zfcp_ext.h b/drivers/s390/scsi/zfcp_ext.h index 368b304d1e3..f95dc99339f 100644 --- a/drivers/s390/scsi/zfcp_ext.h +++ b/drivers/s390/scsi/zfcp_ext.h @@ -103,8 +103,6 @@ extern int zfcp_adapter_scsi_register(struct zfcp_adapter *); extern void zfcp_adapter_scsi_unregister(struct zfcp_adapter *); extern void zfcp_set_fcp_dl(struct fcp_cmnd_iu *, fcp_dl_t); extern char *zfcp_get_fcp_rsp_info_ptr(struct fcp_rsp_iu *); -extern void set_host_byte(int *, char); -extern void set_driver_byte(int *, char); extern char *zfcp_get_fcp_sns_info_ptr(struct fcp_rsp_iu *); extern fcp_dl_t zfcp_get_fcp_dl(struct fcp_cmnd_iu *); diff --git a/drivers/s390/scsi/zfcp_fsf.c b/drivers/s390/scsi/zfcp_fsf.c index 243e792f240..150e78dd00b 100644 --- a/drivers/s390/scsi/zfcp_fsf.c +++ b/drivers/s390/scsi/zfcp_fsf.c @@ -3040,18 +3040,18 @@ zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *fsf_req) * DID_SOFT_ERROR by retrying the request for devices * that allow retries. */ - set_host_byte(&scpnt->result, DID_SOFT_ERROR); - set_driver_byte(&scpnt->result, SUGGEST_RETRY); + set_host_byte(scpnt, DID_SOFT_ERROR); + set_driver_byte(scpnt, SUGGEST_RETRY); goto skip_fsfstatus; } if (unlikely(fsf_req->status & ZFCP_STATUS_FSFREQ_ERROR)) { - set_host_byte(&scpnt->result, DID_ERROR); + set_host_byte(scpnt, DID_ERROR); goto skip_fsfstatus; } /* set message byte of result in SCSI command */ - scpnt->result |= COMMAND_COMPLETE << 8; + set_msg_byte(scpnt, COMMAND_COMPLETE); /* * copy SCSI status code of FCP_STATUS of FCP_RSP IU to status byte @@ -3067,23 +3067,23 @@ zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *fsf_req) switch (fcp_rsp_info[3]) { case RSP_CODE_GOOD: /* ok, continue */ - set_host_byte(&scpnt->result, DID_OK); + set_host_byte(scpnt, DID_OK); break; case RSP_CODE_LENGTH_MISMATCH: /* hardware bug */ - set_host_byte(&scpnt->result, DID_ERROR); + set_host_byte(scpnt, DID_ERROR); goto skip_fsfstatus; case RSP_CODE_FIELD_INVALID: /* driver or hardware bug */ - set_host_byte(&scpnt->result, DID_ERROR); + set_host_byte(scpnt, DID_ERROR); goto skip_fsfstatus; case RSP_CODE_RO_MISMATCH: /* hardware bug */ - set_host_byte(&scpnt->result, DID_ERROR); + set_host_byte(scpnt, DID_ERROR); goto skip_fsfstatus; default: /* invalid FCP response code */ - set_host_byte(&scpnt->result, DID_ERROR); + set_host_byte(scpnt, DID_ERROR); goto skip_fsfstatus; } } @@ -3104,7 +3104,7 @@ zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *fsf_req) scsi_set_resid(scpnt, fcp_rsp_iu->fcp_resid); if (scsi_bufflen(scpnt) - scsi_get_resid(scpnt) < scpnt->underflow) - set_host_byte(&scpnt->result, DID_ERROR); + set_host_byte(scpnt, DID_ERROR); } skip_fsfstatus: diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c index 446fb1da25d..160307382d2 100644 --- a/drivers/s390/scsi/zfcp_scsi.c +++ b/drivers/s390/scsi/zfcp_scsi.c @@ -107,28 +107,6 @@ zfcp_set_fcp_dl(struct fcp_cmnd_iu *fcp_cmd, fcp_dl_t fcp_dl) *zfcp_get_fcp_dl_ptr(fcp_cmd) = fcp_dl; } -/* - * note: it's a bit-or operation not an assignment - * regarding the specified byte - */ -static inline void -set_byte(int *result, char status, char pos) -{ - *result |= status << (pos * 8); -} - -void -set_host_byte(int *result, char status) -{ - set_byte(result, status, 2); -} - -void -set_driver_byte(int *result, char status) -{ - set_byte(result, status, 3); -} - static int zfcp_scsi_slave_alloc(struct scsi_device *sdp) { @@ -196,7 +174,7 @@ zfcp_scsi_slave_configure(struct scsi_device *sdp) static void zfcp_scsi_command_fail(struct scsi_cmnd *scpnt, int result) { - set_host_byte(&scpnt->result, result); + set_host_byte(scpnt, result); if ((scpnt->device != NULL) && (scpnt->device->host != NULL)) zfcp_scsi_dbf_event_result("fail", 4, (struct zfcp_adapter*) scpnt->device->host->hostdata[0], diff --git a/include/scsi/scsi.h b/include/scsi/scsi.h index 2b5b9356c31..00137a7769e 100644 --- a/include/scsi/scsi.h +++ b/include/scsi/scsi.h @@ -9,6 +9,7 @@ #define _SCSI_SCSI_H #include <linux/types.h> +#include <scsi/scsi_cmnd.h> /* * The maximum number of SG segments that we will put inside a @@ -425,6 +426,22 @@ struct scsi_lun { #define driver_byte(result) (((result) >> 24) & 0xff) #define suggestion(result) (driver_byte(result) & SUGGEST_MASK) +static inline void set_msg_byte(struct scsi_cmnd *cmd, char status) +{ + cmd->result |= status << 8; +} + +static inline void set_host_byte(struct scsi_cmnd *cmd, char status) +{ + cmd->result |= status << 16; +} + +static inline void set_driver_byte(struct scsi_cmnd *cmd, char status) +{ + cmd->result |= status << 24; +} + + #define sense_class(sense) (((sense) >> 4) & 0x7) #define sense_error(sense) ((sense) & 0xf) #define sense_valid(sense) ((sense) & 0x80); |