Commit | Line | Data |
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457c8996 | 1 | // SPDX-License-Identifier: GPL-2.0-only |
d188e5db JG |
2 | |
3 | #include "sas_internal.h" | |
4 | ||
366ca51f | 5 | #include <linux/kernel.h> |
09703660 | 6 | #include <linux/export.h> |
366ca51f JB |
7 | #include <scsi/sas.h> |
8 | #include <scsi/libsas.h> | |
9 | ||
10 | /* fill task_status_struct based on SSP response frame */ | |
11 | void sas_ssp_task_response(struct device *dev, struct sas_task *task, | |
12 | struct ssp_response_iu *iu) | |
13 | { | |
14 | struct task_status_struct *tstat = &task->task_status; | |
15 | ||
16 | tstat->resp = SAS_TASK_COMPLETE; | |
17 | ||
18 | if (iu->datapres == 0) | |
19 | tstat->stat = iu->status; | |
20 | else if (iu->datapres == 1) | |
21 | tstat->stat = iu->resp_data[3]; | |
22 | else if (iu->datapres == 2) { | |
df64d3ca | 23 | tstat->stat = SAM_STAT_CHECK_CONDITION; |
366ca51f JB |
24 | tstat->buf_valid_size = |
25 | min_t(int, SAS_STATUS_BUF_SIZE, | |
26 | be32_to_cpu(iu->sense_data_len)); | |
27 | memcpy(tstat->buf, iu->sense_data, tstat->buf_valid_size); | |
28 | ||
df64d3ca | 29 | if (iu->status != SAM_STAT_CHECK_CONDITION) |
15ba7806 JG |
30 | dev_warn(dev, "dev %llx sent sense data, but stat(%x) is not CHECK CONDITION\n", |
31 | SAS_ADDR(task->dev->sas_addr), iu->status); | |
366ca51f JB |
32 | } |
33 | else | |
34 | /* when datapres contains corrupt/unknown value... */ | |
df64d3ca | 35 | tstat->stat = SAM_STAT_CHECK_CONDITION; |
366ca51f JB |
36 | } |
37 | EXPORT_SYMBOL_GPL(sas_ssp_task_response); | |
38 |