Lines Matching refs:task
54 static int asd_map_scatterlist(struct sas_task *task, in asd_map_scatterlist() argument
58 struct asd_ascb *ascb = task->lldd_task; in asd_map_scatterlist()
63 if (task->data_dir == PCI_DMA_NONE) in asd_map_scatterlist()
66 if (task->num_scatter == 0) { in asd_map_scatterlist()
67 void *p = task->scatter; in asd_map_scatterlist()
69 task->total_xfer_len, in asd_map_scatterlist()
70 task->data_dir); in asd_map_scatterlist()
72 sg_arr[0].size = cpu_to_le32(task->total_xfer_len); in asd_map_scatterlist()
79 if (sas_protocol_ata(task->task_proto)) in asd_map_scatterlist()
80 num_sg = task->num_scatter; in asd_map_scatterlist()
82 num_sg = pci_map_sg(asd_ha->pcidev, task->scatter, in asd_map_scatterlist()
83 task->num_scatter, task->data_dir); in asd_map_scatterlist()
97 for_each_sg(task->scatter, sc, num_sg, i) { in asd_map_scatterlist()
106 for_each_sg(task->scatter, sc, 2, i) { in asd_map_scatterlist()
118 for_each_sg(task->scatter, sc, num_sg, i) { in asd_map_scatterlist()
128 if (sas_protocol_ata(task->task_proto)) in asd_map_scatterlist()
129 pci_unmap_sg(asd_ha->pcidev, task->scatter, task->num_scatter, in asd_map_scatterlist()
130 task->data_dir); in asd_map_scatterlist()
137 struct sas_task *task = ascb->uldd_task; in asd_unmap_scatterlist() local
139 if (task->data_dir == PCI_DMA_NONE) in asd_unmap_scatterlist()
142 if (task->num_scatter == 0) { in asd_unmap_scatterlist()
145 pci_unmap_single(ascb->ha->pcidev, dma, task->total_xfer_len, in asd_unmap_scatterlist()
146 task->data_dir); in asd_unmap_scatterlist()
151 if (task->task_proto != SAS_PROTOCOL_STP) in asd_unmap_scatterlist()
152 pci_unmap_sg(asd_ha->pcidev, task->scatter, task->num_scatter, in asd_unmap_scatterlist()
153 task->data_dir); in asd_unmap_scatterlist()
162 struct sas_task *task = ascb->uldd_task; in asd_get_response_tasklet() local
163 struct task_status_struct *ts = &task->task_status; in asd_get_response_tasklet()
190 if (task->task_proto == SAS_PROTOCOL_SSP) { in asd_get_response_tasklet()
196 sas_ssp_task_response(&asd_ha->pcidev->dev, task, iu); in asd_get_response_tasklet()
215 struct sas_task *task = ascb->uldd_task; in asd_task_tasklet_complete() local
216 struct task_status_struct *ts = &task->task_status; in asd_task_tasklet_complete()
327 switch (task->task_proto) { in asd_task_tasklet_complete()
341 spin_lock_irqsave(&task->task_state_lock, flags); in asd_task_tasklet_complete()
342 task->task_state_flags &= ~SAS_TASK_STATE_PENDING; in asd_task_tasklet_complete()
343 task->task_state_flags &= ~SAS_TASK_AT_INITIATOR; in asd_task_tasklet_complete()
344 task->task_state_flags |= SAS_TASK_STATE_DONE; in asd_task_tasklet_complete()
345 if (unlikely((task->task_state_flags & SAS_TASK_STATE_ABORTED))) { in asd_task_tasklet_complete()
347 spin_unlock_irqrestore(&task->task_state_lock, flags); in asd_task_tasklet_complete()
350 task, opcode, ts->resp, ts->stat); in asd_task_tasklet_complete()
354 spin_unlock_irqrestore(&task->task_state_lock, flags); in asd_task_tasklet_complete()
355 task->lldd_task = NULL; in asd_task_tasklet_complete()
358 task->task_done(task); in asd_task_tasklet_complete()
364 static int asd_build_ata_ascb(struct asd_ascb *ascb, struct sas_task *task, in asd_build_ata_ascb() argument
367 struct domain_device *dev = task->dev; in asd_build_ata_ascb()
374 if (unlikely(task->ata_task.device_control_reg_update)) in asd_build_ata_ascb()
385 scb->ata_task.total_xfer_len = cpu_to_le32(task->total_xfer_len); in asd_build_ata_ascb()
386 scb->ata_task.fis = task->ata_task.fis; in asd_build_ata_ascb()
387 if (likely(!task->ata_task.device_control_reg_update)) in asd_build_ata_ascb()
391 memcpy(scb->ata_task.atapi_packet, task->ata_task.atapi_packet, in asd_build_ata_ascb()
397 if (likely(!task->ata_task.device_control_reg_update)) { in asd_build_ata_ascb()
399 if (task->ata_task.dma_xfer) in asd_build_ata_ascb()
401 if (task->ata_task.use_ncq && in asd_build_ata_ascb()
404 flags |= data_dir_flags[task->data_dir]; in asd_build_ata_ascb()
407 scb->ata_task.retry_count = task->ata_task.retry_count; in asd_build_ata_ascb()
410 if (task->ata_task.set_affil_pol) in asd_build_ata_ascb()
412 if (task->ata_task.stp_affil_pol) in asd_build_ata_ascb()
418 if (likely(!task->ata_task.device_control_reg_update)) in asd_build_ata_ascb()
419 res = asd_map_scatterlist(task, scb->ata_task.sg_element, in asd_build_ata_ascb()
432 static int asd_build_smp_ascb(struct asd_ascb *ascb, struct sas_task *task, in asd_build_smp_ascb() argument
436 struct domain_device *dev = task->dev; in asd_build_smp_ascb()
439 pci_map_sg(asd_ha->pcidev, &task->smp_task.smp_req, 1, in asd_build_smp_ascb()
441 pci_map_sg(asd_ha->pcidev, &task->smp_task.smp_resp, 1, in asd_build_smp_ascb()
451 cpu_to_le64((u64)sg_dma_address(&task->smp_task.smp_req)); in asd_build_smp_ascb()
453 cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_req)-4); in asd_build_smp_ascb()
456 cpu_to_le64((u64)sg_dma_address(&task->smp_task.smp_resp)); in asd_build_smp_ascb()
458 cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_resp)-4); in asd_build_smp_ascb()
471 struct sas_task *task = a->uldd_task; in asd_unbuild_smp_ascb() local
473 BUG_ON(!task); in asd_unbuild_smp_ascb()
474 pci_unmap_sg(a->ha->pcidev, &task->smp_task.smp_req, 1, in asd_unbuild_smp_ascb()
476 pci_unmap_sg(a->ha->pcidev, &task->smp_task.smp_resp, 1, in asd_unbuild_smp_ascb()
482 static int asd_build_ssp_ascb(struct asd_ascb *ascb, struct sas_task *task, in asd_build_ssp_ascb() argument
485 struct domain_device *dev = task->dev; in asd_build_ssp_ascb()
495 scb->ssp_task.total_xfer_len = cpu_to_le32(task->total_xfer_len); in asd_build_ssp_ascb()
503 memcpy(scb->ssp_task.ssp_cmd.lun, task->ssp_task.LUN, 8); in asd_build_ssp_ascb()
504 if (task->ssp_task.enable_first_burst) in asd_build_ssp_ascb()
506 scb->ssp_task.ssp_cmd.efb_prio_attr |= (task->ssp_task.task_prio << 3); in asd_build_ssp_ascb()
507 scb->ssp_task.ssp_cmd.efb_prio_attr |= (task->ssp_task.task_attr & 7); in asd_build_ssp_ascb()
508 memcpy(scb->ssp_task.ssp_cmd.cdb, task->ssp_task.cmd->cmnd, in asd_build_ssp_ascb()
509 task->ssp_task.cmd->cmd_len); in asd_build_ssp_ascb()
514 scb->ssp_task.data_dir = data_dir_flags[task->data_dir]; in asd_build_ssp_ascb()
519 res = asd_map_scatterlist(task, scb->ssp_task.sg_element, gfp_flags); in asd_build_ssp_ascb()
546 int asd_execute_task(struct sas_task *task, gfp_t gfp_flags) in asd_execute_task() argument
550 struct sas_task *t = task; in asd_execute_task()
552 struct asd_ha_struct *asd_ha = task->dev->port->ha->lldd_ha; in asd_execute_task()