53 static void sas_end_task(struct scsi_cmnd *sc, struct sas_task *task)  in sas_end_task()  argument
55 	struct task_status_struct *ts = &task->task_status;  in sas_end_task()
97 				    task->dev->port->ha->sas_ha_name);  in sas_end_task()
115 	sas_free_task(task);  in sas_end_task()
118 static void sas_scsi_task_done(struct sas_task *task)  in sas_scsi_task_done()  argument
120 	struct scsi_cmnd *sc = task->uldd_task;  in sas_scsi_task_done()
121 	struct domain_device *dev = task->dev;  in sas_scsi_task_done()
127 		task = NULL;  in sas_scsi_task_done()
132 	if (unlikely(!task)) {  in sas_scsi_task_done()
140 		sas_free_task(task);  in sas_scsi_task_done()
144 	sas_end_task(sc, task);  in sas_scsi_task_done()
152 	struct sas_task *task = sas_alloc_task(gfp_flags);  in sas_create_task()  local
155 	if (!task)  in sas_create_task()
158 	task->uldd_task = cmd;  in sas_create_task()
159 	ASSIGN_SAS_TASK(cmd, task);  in sas_create_task()
161 	task->dev = dev;  in sas_create_task()
162 	task->task_proto = task->dev->tproto; /* BUG_ON(!SSP) */  in sas_create_task()
164 	task->ssp_task.retry_count = 1;  in sas_create_task()
166 	memcpy(task->ssp_task.LUN, &lun.scsi_lun, 8);  in sas_create_task()
167 	task->ssp_task.task_attr = TASK_ATTR_SIMPLE;  in sas_create_task()
168 	task->ssp_task.cmd = cmd;  in sas_create_task()
170 	task->scatter = scsi_sglist(cmd);  in sas_create_task()
171 	task->num_scatter = scsi_sg_count(cmd);  in sas_create_task()
172 	task->total_xfer_len = scsi_bufflen(cmd);  in sas_create_task()
173 	task->data_dir = cmd->sc_data_direction;  in sas_create_task()
175 	task->task_done = sas_scsi_task_done;  in sas_create_task()
177 	return task;  in sas_create_task()
184 	struct sas_task *task;  in sas_queuecommand()  local
200 	task = sas_create_task(cmd, dev, GFP_ATOMIC);  in sas_queuecommand()
201 	if (!task)  in sas_queuecommand()
204 	res = i->dft->lldd_execute_task(task, GFP_ATOMIC);  in sas_queuecommand()
212 	sas_free_task(task);  in sas_queuecommand()
225 	struct sas_task *task = TO_SAS_TASK(cmd);  in sas_eh_finish_cmd()  local
231 	sas_end_task(cmd, task);  in sas_eh_finish_cmd()
244 	struct sas_task *task = TO_SAS_TASK(cmd);  in sas_eh_defer_cmd()  local
252 	sas_end_task(cmd, task);  in sas_eh_defer_cmd()
302 static enum task_disposition sas_scsi_find_task(struct sas_task *task)  in sas_scsi_find_task()  argument
307 		to_sas_internal(task->dev->port->ha->core.shost->transportt);  in sas_scsi_find_task()
310 		SAS_DPRINTK("%s: aborting task 0x%p\n", __func__, task);  in sas_scsi_find_task()
311 		res = si->dft->lldd_abort_task(task);  in sas_scsi_find_task()
313 		spin_lock_irqsave(&task->task_state_lock, flags);  in sas_scsi_find_task()
314 		if (task->task_state_flags & SAS_TASK_STATE_DONE) {  in sas_scsi_find_task()
315 			spin_unlock_irqrestore(&task->task_state_lock, flags);  in sas_scsi_find_task()
317 				    task);  in sas_scsi_find_task()
320 		spin_unlock_irqrestore(&task->task_state_lock, flags);  in sas_scsi_find_task()
324 				    __func__, task);  in sas_scsi_find_task()
328 				    __func__, task);  in sas_scsi_find_task()
329 			res = si->dft->lldd_query_task(task);  in sas_scsi_find_task()
333 					    __func__, task);  in sas_scsi_find_task()
337 					    __func__, task);  in sas_scsi_find_task()
341                                                 __func__, task);  in sas_scsi_find_task()
490 	struct sas_task *task = TO_SAS_TASK(cmd);  in sas_eh_abort_handler()  local
500 	res = i->dft->lldd_abort_task(task);  in sas_eh_abort_handler()
586 		struct sas_task *task;  in sas_eh_handle_sas_errors()  local
593 		task = TO_SAS_TASK(cmd);  in sas_eh_handle_sas_errors()
596 		if (!task)  in sas_eh_handle_sas_errors()
602 		struct sas_task *task = TO_SAS_TASK(cmd);  in sas_eh_handle_sas_errors()  local
606 		spin_lock_irqsave(&task->task_state_lock, flags);  in sas_eh_handle_sas_errors()
607 		need_reset = task->task_state_flags & SAS_TASK_NEED_DEV_RESET;  in sas_eh_handle_sas_errors()
608 		spin_unlock_irqrestore(&task->task_state_lock, flags);  in sas_eh_handle_sas_errors()
612 				    __func__, task);  in sas_eh_handle_sas_errors()
616 		SAS_DPRINTK("trying to find task 0x%p\n", task);  in sas_eh_handle_sas_errors()
617 		res = sas_scsi_find_task(task);  in sas_eh_handle_sas_errors()
624 				    task);  in sas_eh_handle_sas_errors()
629 				    __func__, task);  in sas_eh_handle_sas_errors()
633 			SAS_DPRINTK("task 0x%p is at LU: lu recover\n", task);  in sas_eh_handle_sas_errors()
635 			tmf_resp = sas_recover_lu(task->dev, cmd);  in sas_eh_handle_sas_errors()
639 					    SAS_ADDR(task->dev),  in sas_eh_handle_sas_errors()
649 				    task);  in sas_eh_handle_sas_errors()
650 			tmf_resp = sas_recover_I_T(task->dev);  in sas_eh_handle_sas_errors()
653 				struct domain_device *dev = task->dev;  in sas_eh_handle_sas_errors()
655 					    SAS_ADDR(task->dev->sas_addr));  in sas_eh_handle_sas_errors()
663 				struct asd_sas_port *port = task->dev->port;  in sas_eh_handle_sas_errors()
692 				    SAS_ADDR(task->dev->sas_addr),  in sas_eh_handle_sas_errors()
925 void sas_task_abort(struct sas_task *task)  in sas_task_abort()  argument
927 	struct scsi_cmnd *sc = task->uldd_task;  in sas_task_abort()
931 		struct sas_task_slow *slow = task->slow_task;  in sas_task_abort()
941 	if (dev_is_sata(task->dev)) {  in sas_task_abort()
942 		sas_ata_task_abort(task);  in sas_task_abort()