89 static void print_error_data(struct ehca_shca *shca, void *data,  in print_error_data()  argument
104 		ehca_err(&shca->ib_device,  in print_error_data()
113 		ehca_err(&shca->ib_device,  in print_error_data()
119 		ehca_err(&shca->ib_device,  in print_error_data()
121 			 type, shca->ib_device.name);  in print_error_data()
125 	ehca_err(&shca->ib_device, "Error data is available: %llx.", resource);  in print_error_data()
126 	ehca_err(&shca->ib_device, "EHCA ----- error data begin "  in print_error_data()
129 	ehca_err(&shca->ib_device, "EHCA ----- error data end "  in print_error_data()
135 int ehca_error_data(struct ehca_shca *shca, void *data,  in ehca_error_data()  argument
145 		ehca_err(&shca->ib_device, "Cannot allocate rblock memory.");  in ehca_error_data()
151 	ret = hipz_h_error_data(shca->ipz_hca_handle,  in ehca_error_data()
157 		ehca_err(&shca->ib_device,  in ehca_error_data()
167 		print_error_data(shca, data, rblock, length);  in ehca_error_data()
169 		ehca_err(&shca->ib_device,  in ehca_error_data()
179 static void dispatch_qp_event(struct ehca_shca *shca, struct ehca_qp *qp,  in dispatch_qp_event()  argument
188 	event.device = &shca->ib_device;  in dispatch_qp_event()
206 static void qp_event_callback(struct ehca_shca *shca, u64 eqe,  in qp_event_callback()  argument
222 		ehca_error_data(shca, qp, qp->ipz_qp_handle.handle);  in qp_event_callback()
224 	dispatch_qp_event(shca, qp, fatal && qp->ext_type == EQPT_SRQ ?  in qp_event_callback()
233 		dispatch_qp_event(shca, qp, IB_EVENT_QP_LAST_WQE_REACHED);  in qp_event_callback()
240 static void cq_event_callback(struct ehca_shca *shca,  in cq_event_callback()  argument
255 	ehca_error_data(shca, cq, cq->ipz_cq_handle.handle);  in cq_event_callback()
263 static void parse_identifier(struct ehca_shca *shca, u64 eqe)  in parse_identifier()  argument
269 		qp_event_callback(shca, eqe, IB_EVENT_PATH_MIG, 0);  in parse_identifier()
272 		qp_event_callback(shca, eqe, IB_EVENT_COMM_EST, 0);  in parse_identifier()
275 		qp_event_callback(shca, eqe, IB_EVENT_SQ_DRAINED, 0);  in parse_identifier()
279 		qp_event_callback(shca, eqe, IB_EVENT_QP_FATAL, 1);  in parse_identifier()
283 		cq_event_callback(shca, eqe);  in parse_identifier()
286 		ehca_err(&shca->ib_device, "MRMWPTE error.");  in parse_identifier()
289 		ehca_err(&shca->ib_device, "Port event.");  in parse_identifier()
292 		ehca_err(&shca->ib_device, "MR access error.");  in parse_identifier()
295 		ehca_err(&shca->ib_device, "EQ error.");  in parse_identifier()
298 		ehca_err(&shca->ib_device, "P/Q_Key mismatch.");  in parse_identifier()
301 		ehca_err(&shca->ib_device, "Sampling complete.");  in parse_identifier()
304 		ehca_err(&shca->ib_device, "Unaffiliated access error.");  in parse_identifier()
307 		ehca_err(&shca->ib_device, "Path migrating.");  in parse_identifier()
310 		ehca_err(&shca->ib_device, "Interface trace stopped.");  in parse_identifier()
313 		ehca_info(&shca->ib_device, "First error capture available");  in parse_identifier()
316 		qp_event_callback(shca, eqe, IB_EVENT_SRQ_LIMIT_REACHED, 0);  in parse_identifier()
319 		ehca_err(&shca->ib_device, "Unknown identifier: %x on %s.",  in parse_identifier()
320 			 identifier, shca->ib_device.name);  in parse_identifier()
327 static void dispatch_port_event(struct ehca_shca *shca, int port_num,  in dispatch_port_event()  argument
332 	ehca_info(&shca->ib_device, "port %d %s.", port_num, msg);  in dispatch_port_event()
333 	event.device = &shca->ib_device;  in dispatch_port_event()
339 static void notify_port_conf_change(struct ehca_shca *shca, int port_num)  in notify_port_conf_change()  argument
342 	struct ehca_sma_attr *old_attr = &shca->sport[port_num - 1].saved_attr;  in notify_port_conf_change()
344 	ehca_query_sma_attr(shca, port_num, &new_attr);  in notify_port_conf_change()
348 		dispatch_port_event(shca, port_num, IB_EVENT_SM_CHANGE,  in notify_port_conf_change()
353 		dispatch_port_event(shca, port_num, IB_EVENT_LID_CHANGE,  in notify_port_conf_change()
359 		dispatch_port_event(shca, port_num, IB_EVENT_PKEY_CHANGE,  in notify_port_conf_change()
385 static void parse_ec(struct ehca_shca *shca, u64 eqe)  in parse_ec()  argument
390 	struct ehca_sport *sport = &shca->sport[port - 1];  in parse_ec()
404 			dispatch_port_event(shca, port, IB_EVENT_PORT_ACTIVE,  in parse_ec()
406 			ehca_query_sma_attr(shca, port, &sport->saved_attr);  in parse_ec()
409 			dispatch_port_event(shca, port, IB_EVENT_PORT_ERR,  in parse_ec()
419 			ehca_warn(&shca->ib_device, "disruptive port "  in parse_ec()
423 			dispatch_port_event(shca, port, IB_EVENT_PORT_ERR,  in parse_ec()
427 			dispatch_port_event(shca, port, IB_EVENT_PORT_ACTIVE,  in parse_ec()
429 			ehca_query_sma_attr(shca, port,  in parse_ec()
432 			notify_port_conf_change(shca, port);  in parse_ec()
435 		ehca_err(&shca->ib_device, "Adapter malfunction.");  in parse_ec()
438 		ehca_err(&shca->ib_device, "Traced stopped.");  in parse_ec()
443 			dispatch_port_event(shca, port,  in parse_ec()
447 			ehca_warn(&shca->ib_device, "Unknown util async "  in parse_ec()
451 		ehca_err(&shca->ib_device, "Unknown event code: %x on %s.",  in parse_ec()
452 			 ec, shca->ib_device.name);  in parse_ec()
472 	struct ehca_shca *shca = (struct ehca_shca*)dev_id;  in ehca_interrupt_neq()  local
474 	tasklet_hi_schedule(&shca->neq.interrupt_task);  in ehca_interrupt_neq()
481 	struct ehca_shca *shca = (struct ehca_shca*)data;  in ehca_tasklet_neq()  local
485 	eqe = ehca_poll_eq(shca, &shca->neq);  in ehca_tasklet_neq()
489 			parse_ec(shca, eqe->entry);  in ehca_tasklet_neq()
491 		eqe = ehca_poll_eq(shca, &shca->neq);  in ehca_tasklet_neq()
494 	ret = hipz_h_reset_event(shca->ipz_hca_handle,  in ehca_tasklet_neq()
495 				 shca->neq.ipz_eq_handle, 0xFFFFFFFFFFFFFFFFL);  in ehca_tasklet_neq()
498 		ehca_err(&shca->ib_device, "Can't clear notification events.");  in ehca_tasklet_neq()
505 	struct ehca_shca *shca = (struct ehca_shca*)dev_id;  in ehca_interrupt_eq()  local
507 	tasklet_hi_schedule(&shca->eq.interrupt_task);  in ehca_interrupt_eq()
513 static inline void process_eqe(struct ehca_shca *shca, struct ehca_eqe *eqe)  in process_eqe()  argument
520 	ehca_dbg(&shca->ib_device, "eqe_value=%llx", eqe_value);  in process_eqe()
522 		ehca_dbg(&shca->ib_device, "Got completion event");  in process_eqe()
530 			ehca_err(&shca->ib_device,  in process_eqe()
544 		ehca_dbg(&shca->ib_device, "Got non completion event");  in process_eqe()
545 		parse_identifier(shca, eqe_value);  in process_eqe()
549 void ehca_process_eq(struct ehca_shca *shca, int is_irq)  in ehca_process_eq()  argument
551 	struct ehca_eq *eq = &shca->eq;  in ehca_process_eq()
564 				shca->ipz_hca_handle, eq->ist);  in ehca_process_eq()
569 			ehca_dbg(&shca->ib_device, "int_state=%x query_cnt=%x",  in ehca_process_eq()
577 		eqe_cache[eqe_cnt].eqe = ehca_poll_eq(shca, eq);  in ehca_process_eq()
589 				ehca_err(&shca->ib_device,  in ehca_process_eq()
600 			ehca_dbg(&shca->ib_device,  in ehca_process_eq()
606 			ehca_err(&shca->ib_device,  in ehca_process_eq()
608 		ehca_dbg(&shca->ib_device, "deadman found %x eqe", eqe_cnt);  in ehca_process_eq()
611 		ehca_dbg(&shca->ib_device, "too many eqes for one irq event");  in ehca_process_eq()
619 	eq_empty = (!ipz_eqit_eq_peek_valid(&shca->eq.ipz_queue));  in ehca_process_eq()
633 			ehca_dbg(&shca->ib_device, "Got non completion event");  in ehca_process_eq()
634 			parse_identifier(shca, eq->eqe_cache[i].eqe->entry);  in ehca_process_eq()
641 		eqe = ehca_poll_eq(shca, &shca->eq);  in ehca_process_eq()
644 		process_eqe(shca, eqe);  in ehca_process_eq()