1 /* SPDX-License-Identifier: GPL-2.0 */
28  * struct zfcp_dbf_rec_trigger - trace record for triggered recovery action
42  * struct zfcp_dbf_rec_running - trace record for running recovery
43  * @fsf_req_id: request id for fsf requests
58  * enum zfcp_dbf_rec_id - recovery trace record id
68  * struct zfcp_dbf_rec - trace record for error recovery actions
69  * @id: unique number of recovery record type
73  * @d_id: destination ID
82 	u8 id;  member
97  * enum zfcp_dbf_san_id - SAN trace record identifier
98  * @ZFCP_DBF_SAN_REQ: request trace record id
99  * @ZFCP_DBF_SAN_RES: response trace record id
100  * @ZFCP_DBF_SAN_ELS: extended link service record id
108 /** struct zfcp_dbf_san - trace record for SAN requests and responses
109  * @id: unique number of recovery record type
111  * @fsf_req_id: request id for fsf requests
113  * @d_id: destination id
116 	u8 id;  member
126  * struct zfcp_dbf_hba_res - trace record for hba responses
146  * struct zfcp_dbf_hba_uss - trace record for unsolicited status
149  * @d_id: destination ID
162  * struct zfcp_dbf_hba_fces - trace record for FC Endpoint Security
181  * enum zfcp_dbf_hba_id - HBA trace record identifier
182  * @ZFCP_DBF_HBA_RES: response trace record
183  * @ZFCP_DBF_HBA_USS: unsolicited status trace record
184  * @ZFCP_DBF_HBA_BIT: bit error trace record
185  * @ZFCP_DBF_HBA_BASIC: basic adapter event, only trace tag, no other data
186  * @ZFCP_DBF_HBA_FCES: FC Endpoint Security trace record
197  * struct zfcp_dbf_hba - common trace record for HBA records
198  * @id: unique number of recovery record type
200  * @fsf_req_id: request id for fsf requests
212 	u8 id;  member
228  * enum zfcp_dbf_scsi_id - scsi trace record identifier
229  * @ZFCP_DBF_SCSI_CMND: scsi command trace record
236  * struct zfcp_dbf_scsi - common trace record for SCSI records
237  * @id: unique number of recovery record type
239  * @scsi_id: scsi device id
246  * @fsf_req_id: request id of fsf request
253 	u8 id;  member
271  * struct zfcp_dbf_pay - trace record for unformatted payload information
274  * @fsf_req_id: request id of fsf request
286  * struct zfcp_dbf - main dbf trace structure
287  * @pay: reference to payload trace area
288  * @rec: reference to recovery trace area
289  * @hba: reference to hba trace area
290  * @san: reference to san trace area
291  * @scsi: reference to scsi trace area
292  * @pay_lock: lock protecting payload trace buffer
293  * @rec_lock: lock protecting recovery trace buffer
294  * @hba_lock: lock protecting hba trace buffer
295  * @san_lock: lock protecting san trace buffer
296  * @scsi_lock: lock protecting scsi trace buffer
297  * @pay_buf: pre-allocated buffer for payload
298  * @rec_buf: pre-allocated buffer for recovery
299  * @hba_buf: pre-allocated buffer for hba
300  * @san_buf: pre-allocated buffer for san
301  * @scsi_buf: pre-allocated buffer for scsi
322  * zfcp_dbf_hba_fsf_resp_suppress - true if we should not trace by default
327 static inline
330 	struct fsf_qtcb *qtcb = req->qtcb;  in zfcp_dbf_hba_fsf_resp_suppress()
331 	u32 fsf_stat = qtcb->header.fsf_status;  in zfcp_dbf_hba_fsf_resp_suppress()
335 	if (qtcb->prefix.qtcb_type != FSF_IO_COMMAND)  in zfcp_dbf_hba_fsf_resp_suppress()
337 	fcp_rsp = &qtcb->bottom.io.fcp_rsp.iu.resp;  in zfcp_dbf_hba_fsf_resp_suppress()
338 	rsp_flags = fcp_rsp->fr_flags;  in zfcp_dbf_hba_fsf_resp_suppress()
339 	fr_status = fcp_rsp->fr_status;  in zfcp_dbf_hba_fsf_resp_suppress()
345 static inline
348 	if (debug_level_enabled(req->adapter->dbf->hba, level))  in zfcp_dbf_hba_fsf_resp()
353  * zfcp_dbf_hba_fsf_response - trace event for request completion
356 static inline
359 	struct fsf_qtcb *qtcb = req->qtcb;  in zfcp_dbf_hba_fsf_response()
361 	if (unlikely(req->status & (ZFCP_STATUS_FSFREQ_DISMISSED |  in zfcp_dbf_hba_fsf_response()
365 	} else if ((qtcb->prefix.prot_status != FSF_PROT_GOOD) &&  in zfcp_dbf_hba_fsf_response()
366 	    (qtcb->prefix.prot_status != FSF_PROT_FSF_STATUS_PRESENTED)) {  in zfcp_dbf_hba_fsf_response()
369 	} else if (qtcb->header.fsf_status != FSF_GOOD) {  in zfcp_dbf_hba_fsf_response()
374 	} else if ((qtcb->header.fsf_command == FSF_QTCB_OPEN_PORT_WITH_DID) ||  in zfcp_dbf_hba_fsf_response()
375 		   (qtcb->header.fsf_command == FSF_QTCB_OPEN_LUN)) {  in zfcp_dbf_hba_fsf_response()
378 	} else if (qtcb->header.log_length) {  in zfcp_dbf_hba_fsf_response()
386 static inline
391 					scmd->device->host->hostdata[0];  in _zfcp_dbf_scsi()
393 	if (debug_level_enabled(adapter->dbf->scsi, level))  in _zfcp_dbf_scsi()
394 		zfcp_dbf_scsi_common(tag, level, scmd->device, scmd, req);  in _zfcp_dbf_scsi()
398  * zfcp_dbf_scsi_result - trace event for SCSI command completion
402 static inline
405 	if (scmd->result != 0)  in zfcp_dbf_scsi_result()
407 	else if (scmd->retries > 0)  in zfcp_dbf_scsi_result()
414  * zfcp_dbf_scsi_fail_send - trace event for failure to send SCSI command
417 static inline
424  * zfcp_dbf_scsi_abort - trace event for SCSI command abort
429 static inline
437  * zfcp_dbf_scsi_devreset() - Trace event for Logical Unit or Target Reset.
443 static inline
448 					sdev->host->hostdata[0];  in zfcp_dbf_scsi_devreset()
450 	static int const level = 1;  in zfcp_dbf_scsi_devreset()
452 	if (unlikely(!debug_level_enabled(adapter->dbf->scsi, level)))  in zfcp_dbf_scsi_devreset()
465  * zfcp_dbf_scsi_nullcmnd() - trace NULLify of SCSI command in dev/tgt-reset.
469 static inline void zfcp_dbf_scsi_nullcmnd(struct scsi_cmnd *scmnd,  in zfcp_dbf_scsi_nullcmnd()