return 0;
}
- num_sg = pci_map_sg(asd_ha->pcidev, task->scatter, task->num_scatter,
- task->data_dir);
+ /* STP tasks come from libata which has already mapped
+ * the SG list */
+ if (sas_protocol_ata(task->task_proto))
+ num_sg = task->num_scatter;
+ else
+ num_sg = pci_map_sg(asd_ha->pcidev, task->scatter,
+ task->num_scatter, task->data_dir);
if (num_sg == 0)
return -ENOMEM;
res = -ENOMEM;
goto err_unmap;
}
- for (sc = task->scatter, i = 0; i < num_sg; i++, sc++) {
+ for_each_sg(task->scatter, sc, num_sg, i) {
struct sg_el *sg =
&((struct sg_el *)ascb->sg_arr->vaddr)[i];
sg->bus_addr = cpu_to_le64((u64)sg_dma_address(sc));
sg->flags |= ASD_SG_EL_LIST_EOL;
}
- for (sc = task->scatter, i = 0; i < 2; i++, sc++) {
+ for_each_sg(task->scatter, sc, 2, i) {
sg_arr[i].bus_addr =
cpu_to_le64((u64)sg_dma_address(sc));
sg_arr[i].size = cpu_to_le32((u32)sg_dma_len(sc));
sg_arr[2].bus_addr=cpu_to_le64((u64)ascb->sg_arr->dma_handle);
} else {
int i;
- for (sc = task->scatter, i = 0; i < num_sg; i++, sc++) {
+ for_each_sg(task->scatter, sc, num_sg, i) {
sg_arr[i].bus_addr =
cpu_to_le64((u64)sg_dma_address(sc));
sg_arr[i].size = cpu_to_le32((u32)sg_dma_len(sc));
return 0;
err_unmap:
- pci_unmap_sg(asd_ha->pcidev, task->scatter, task->num_scatter,
- task->data_dir);
+ if (sas_protocol_ata(task->task_proto))
+ pci_unmap_sg(asd_ha->pcidev, task->scatter, task->num_scatter,
+ task->data_dir);
return res;
}
}
asd_free_coherent(asd_ha, ascb->sg_arr);
- pci_unmap_sg(asd_ha->pcidev, task->scatter, task->num_scatter,
- task->data_dir);
+ if (task->task_proto != SAS_PROTOCOL_STP)
+ pci_unmap_sg(asd_ha->pcidev, task->scatter, task->num_scatter,
+ task->data_dir);
}
/* ---------- Task complete tasklet ---------- */
ts->buf_valid_size = 0;
edb = asd_ha->seq.edb_arr[edb_id + escb->edb_index];
r = edb->vaddr;
- if (task->task_proto == SAS_PROTO_SSP) {
+ if (task->task_proto == SAS_PROTOCOL_SSP) {
struct ssp_response_iu *iu =
r + 16 + sizeof(struct ssp_frame_hdr);
ts->residual = le32_to_cpu(*(__le32 *)r);
- ts->resp = SAS_TASK_COMPLETE;
- if (iu->datapres == 0)
- ts->stat = iu->status;
- else if (iu->datapres == 1)
- ts->stat = iu->resp_data[3];
- else if (iu->datapres == 2) {
- ts->stat = SAM_CHECK_COND;
- ts->buf_valid_size = min((u32) SAS_STATUS_BUF_SIZE,
- be32_to_cpu(iu->sense_data_len));
- memcpy(ts->buf, iu->sense_data, ts->buf_valid_size);
- if (iu->status != SAM_CHECK_COND) {
- ASD_DPRINTK("device %llx sent sense data, but "
- "stat(0x%x) is not CHECK_CONDITION"
- "\n",
- SAS_ADDR(task->dev->sas_addr),
- ts->stat);
- }
- }
+
+ sas_ssp_task_response(&asd_ha->pcidev->dev, task, iu);
} else {
struct ata_task_resp *resp = (void *) &ts->buf[0];
}
switch (task->task_proto) {
- case SATA_PROTO:
- case SAS_PROTO_STP:
+ case SAS_PROTOCOL_SATA:
+ case SAS_PROTOCOL_STP:
asd_unbuild_ata_ascb(ascb);
break;
- case SAS_PROTO_SMP:
+ case SAS_PROTOCOL_SMP:
asd_unbuild_smp_ascb(ascb);
break;
- case SAS_PROTO_SSP:
+ case SAS_PROTOCOL_SSP:
asd_unbuild_ssp_ascb(ascb);
default:
break;
task->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
task->task_state_flags |= SAS_TASK_STATE_DONE;
if (unlikely((task->task_state_flags & SAS_TASK_STATE_ABORTED))) {
+ struct completion *completion = ascb->completion;
spin_unlock_irqrestore(&task->task_state_lock, flags);
ASD_DPRINTK("task 0x%p done with opcode 0x%x resp 0x%x "
"stat 0x%x but aborted by upper layer!\n",
task, opcode, ts->resp, ts->stat);
- complete(&ascb->completion);
+ if (completion)
+ complete(completion);
} else {
spin_unlock_irqrestore(&task->task_state_lock, flags);
task->lldd_task = NULL;
struct scb *scb;
pci_map_sg(asd_ha->pcidev, &task->smp_task.smp_req, 1,
- PCI_DMA_FROMDEVICE);
+ PCI_DMA_TODEVICE);
pci_map_sg(asd_ha->pcidev, &task->smp_task.smp_resp, 1,
PCI_DMA_FROMDEVICE);
BUG_ON(!task);
pci_unmap_sg(a->ha->pcidev, &task->smp_task.smp_req, 1,
- PCI_DMA_FROMDEVICE);
+ PCI_DMA_TODEVICE);
pci_unmap_sg(a->ha->pcidev, &task->smp_task.smp_resp, 1,
PCI_DMA_FROMDEVICE);
}
list_for_each_entry(a, &alist, list) {
t = a->uldd_task;
a->uldd_timer = 1;
- if (t->task_proto & SAS_PROTO_STP)
- t->task_proto = SAS_PROTO_STP;
+ if (t->task_proto & SAS_PROTOCOL_STP)
+ t->task_proto = SAS_PROTOCOL_STP;
switch (t->task_proto) {
- case SATA_PROTO:
- case SAS_PROTO_STP:
+ case SAS_PROTOCOL_SATA:
+ case SAS_PROTOCOL_STP:
res = asd_build_ata_ascb(a, t, gfp_flags);
break;
- case SAS_PROTO_SMP:
+ case SAS_PROTOCOL_SMP:
res = asd_build_smp_ascb(a, t, gfp_flags);
break;
- case SAS_PROTO_SSP:
+ case SAS_PROTOCOL_SSP:
res = asd_build_ssp_ascb(a, t, gfp_flags);
break;
default:
t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
spin_unlock_irqrestore(&t->task_state_lock, flags);
switch (t->task_proto) {
- case SATA_PROTO:
- case SAS_PROTO_STP:
+ case SAS_PROTOCOL_SATA:
+ case SAS_PROTOCOL_STP:
asd_unbuild_ata_ascb(a);
break;
- case SAS_PROTO_SMP:
+ case SAS_PROTOCOL_SMP:
asd_unbuild_smp_ascb(a);
break;
- case SAS_PROTO_SSP:
+ case SAS_PROTOCOL_SSP:
asd_unbuild_ssp_ascb(a);
default:
break;