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