1 #include <linux/kernel.h>
2 #include <scsi/sas.h>
3 #include <scsi/libsas.h>
4
5 /* fill task_status_struct based on SSP response frame */
6 void sas_ssp_task_response(struct device *dev, struct sas_task *task,
7 struct ssp_response_iu *iu)
8 {
9 struct task_status_struct *tstat = &task->task_status;
10
11 tstat->resp = SAS_TASK_COMPLETE;
12
13 if (iu->datapres == 0)
14 tstat->stat = iu->status;
15 else if (iu->datapres == 1)
16 tstat->stat = iu->resp_data[3];
17 else if (iu->datapres == 2) {
18 tstat->stat = SAM_CHECK_COND;
19 tstat->buf_valid_size =
20 min_t(int, SAS_STATUS_BUF_SIZE,
21 be32_to_cpu(iu->sense_data_len));
22 memcpy(tstat->buf, iu->sense_data, tstat->buf_valid_size);
23
24 if (iu->status != SAM_CHECK_COND)
25 dev_printk(KERN_WARNING, dev,
26 "dev %llx sent sense data, but "
27 "stat(%x) is not CHECK CONDITION\n",
28 SAS_ADDR(task->dev->sas_addr),
29 iu->status);
30 }
31 else
32 /* when datapres contains corrupt/unknown value... */
33 tstat->stat = SAM_CHECK_COND;
34 }
35 EXPORT_SYMBOL_GPL(sas_ssp_task_response);
36
37
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