linux/drivers/scsi/libsas/sas_task.c
Christoph Hellwig 5502239e73 scsi: libsas: add a SPDX tag to sas_task.c
sas_task.c is the only libsas file missing licensing information.  Add a
GPLv2 tag for the default kernel license.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2019-05-21 06:16:22 -04:00

39 lines
1.1 KiB
C

// SPDX-License-Identifier: GPL-2.0-only
#include "sas_internal.h"
#include <linux/kernel.h>
#include <linux/export.h>
#include <scsi/sas.h>
#include <scsi/libsas.h>
/* fill task_status_struct based on SSP response frame */
void sas_ssp_task_response(struct device *dev, struct sas_task *task,
struct ssp_response_iu *iu)
{
struct task_status_struct *tstat = &task->task_status;
tstat->resp = SAS_TASK_COMPLETE;
if (iu->datapres == 0)
tstat->stat = iu->status;
else if (iu->datapres == 1)
tstat->stat = iu->resp_data[3];
else if (iu->datapres == 2) {
tstat->stat = SAM_STAT_CHECK_CONDITION;
tstat->buf_valid_size =
min_t(int, SAS_STATUS_BUF_SIZE,
be32_to_cpu(iu->sense_data_len));
memcpy(tstat->buf, iu->sense_data, tstat->buf_valid_size);
if (iu->status != SAM_STAT_CHECK_CONDITION)
dev_warn(dev, "dev %llx sent sense data, but stat(%x) is not CHECK CONDITION\n",
SAS_ADDR(task->dev->sas_addr), iu->status);
}
else
/* when datapres contains corrupt/unknown value... */
tstat->stat = SAM_STAT_CHECK_CONDITION;
}
EXPORT_SYMBOL_GPL(sas_ssp_task_response);