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    Subject[PATCH 07/10] scsi: libsas: Delete sas_ssp_task.task_prio
    Date
    Since libsas was introduced in commit 2908d778ab3e ("[SCSI] aic94xx: new
    driver"), sas_ssp_task.task_prio is never set, so delete it
    and any references which depend on it being set (all of them).

    Signed-off-by: John Garry <john.g.garry@oracle.com>
    ---
    drivers/scsi/aic94xx/aic94xx_task.c | 1 -
    drivers/scsi/hisi_sas/hisi_sas_v1_hw.c | 3 +--
    drivers/scsi/hisi_sas/hisi_sas_v2_hw.c | 3 +--
    drivers/scsi/hisi_sas/hisi_sas_v3_hw.c | 2 +-
    drivers/scsi/isci/request.c | 1 -
    drivers/scsi/mvsas/mv_sas.c | 3 +--
    drivers/scsi/pm8001/pm8001_hwi.c | 1 -
    drivers/scsi/pm8001/pm80xx_hwi.c | 1 -
    include/scsi/libsas.h | 1 -
    9 files changed, 4 insertions(+), 12 deletions(-)

    diff --git a/drivers/scsi/aic94xx/aic94xx_task.c b/drivers/scsi/aic94xx/aic94xx_task.c
    index 1ac4d3afc1a1..f67983e8b262 100644
    --- a/drivers/scsi/aic94xx/aic94xx_task.c
    +++ b/drivers/scsi/aic94xx/aic94xx_task.c
    @@ -485,7 +485,6 @@ static int asd_build_ssp_ascb(struct asd_ascb *ascb, struct sas_task *task,
    scb->ssp_task.ssp_frame.tptt = cpu_to_be16(0xFFFF);

    memcpy(scb->ssp_task.ssp_cmd.lun, task->ssp_task.LUN, 8);
    - scb->ssp_task.ssp_cmd.efb_prio_attr |= (task->ssp_task.task_prio << 3);
    scb->ssp_task.ssp_cmd.efb_prio_attr |= (task->ssp_task.task_attr & 7);
    memcpy(scb->ssp_task.ssp_cmd.cdb, task->ssp_task.cmd->cmnd,
    task->ssp_task.cmd->cmd_len);
    diff --git a/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c
    index d4e3c3a058e0..3c555579f9a1 100644
    --- a/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c
    +++ b/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c
    @@ -1022,8 +1022,7 @@ static void prep_ssp_v1_hw(struct hisi_hba *hisi_hba,

    memcpy(buf_cmd, &task->ssp_task.LUN, 8);
    if (!tmf) {
    - buf_cmd[9] = task->ssp_task.task_attr |
    - (task->ssp_task.task_prio << 3);
    + buf_cmd[9] = task->ssp_task.task_attr;
    memcpy(buf_cmd + 12, task->ssp_task.cmd->cmnd,
    task->ssp_task.cmd->cmd_len);
    } else {
    diff --git a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c
    index 404aa7e179cb..73b378837da7 100644
    --- a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c
    +++ b/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c
    @@ -1798,8 +1798,7 @@ static void prep_ssp_v2_hw(struct hisi_hba *hisi_hba,

    memcpy(buf_cmd, &task->ssp_task.LUN, 8);
    if (!tmf) {
    - buf_cmd[9] = task->ssp_task.task_attr |
    - (task->ssp_task.task_prio << 3);
    + buf_cmd[9] = task->ssp_task.task_attr;
    memcpy(buf_cmd + 12, task->ssp_task.cmd->cmnd,
    task->ssp_task.cmd->cmd_len);
    } else {
    diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
    index 813807a24ae1..bbb64ee6afd7 100644
    --- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
    +++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
    @@ -1326,7 +1326,7 @@ static void prep_ssp_v3_hw(struct hisi_hba *hisi_hba,

    memcpy(buf_cmd, &task->ssp_task.LUN, 8);
    if (!tmf) {
    - buf_cmd[9] = ssp_task->task_attr | (ssp_task->task_prio << 3);
    + buf_cmd[9] = ssp_task->task_attr;
    memcpy(buf_cmd + 12, scsi_cmnd->cmnd, scsi_cmnd->cmd_len);
    } else {
    buf_cmd[10] = tmf->tmf;
    diff --git a/drivers/scsi/isci/request.c b/drivers/scsi/isci/request.c
    index 6370cdbfba08..fdb8dff2e50c 100644
    --- a/drivers/scsi/isci/request.c
    +++ b/drivers/scsi/isci/request.c
    @@ -180,7 +180,6 @@ static void sci_io_request_build_ssp_command_iu(struct isci_request *ireq)
    cmd_iu->_r_a = 0;
    cmd_iu->_r_b = 0;
    cmd_iu->en_fburst = 0; /* unsupported */
    - cmd_iu->task_prio = task->ssp_task.task_prio;
    cmd_iu->task_attr = task->ssp_task.task_attr;
    cmd_iu->_r_c = 0;

    diff --git a/drivers/scsi/mvsas/mv_sas.c b/drivers/scsi/mvsas/mv_sas.c
    index 165f46320bd2..1444b1f1c4c8 100644
    --- a/drivers/scsi/mvsas/mv_sas.c
    +++ b/drivers/scsi/mvsas/mv_sas.c
    @@ -663,8 +663,7 @@ static int mvs_task_prep_ssp(struct mvs_info *mvi,
    memcpy(buf_cmd, &task->ssp_task.LUN, 8);

    if (ssp_hdr->frame_type != SSP_TASK) {
    - buf_cmd[9] = task->ssp_task.task_attr |
    - (task->ssp_task.task_prio << 3);
    + buf_cmd[9] = task->ssp_task.task_attr;
    memcpy(buf_cmd + 12, task->ssp_task.cmd->cmnd,
    task->ssp_task.cmd->cmd_len);
    } else{
    diff --git a/drivers/scsi/pm8001/pm8001_hwi.c b/drivers/scsi/pm8001/pm8001_hwi.c
    index 18070e0e06d5..35797b56ea0a 100644
    --- a/drivers/scsi/pm8001/pm8001_hwi.c
    +++ b/drivers/scsi/pm8001/pm8001_hwi.c
    @@ -4053,7 +4053,6 @@ static int pm8001_chip_ssp_io_req(struct pm8001_hba_info *pm8001_ha,
    ssp_cmd.data_len = cpu_to_le32(task->total_xfer_len);
    ssp_cmd.device_id = cpu_to_le32(pm8001_dev->device_id);
    ssp_cmd.tag = cpu_to_le32(tag);
    - ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_prio << 3);
    ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_attr & 7);
    memcpy(ssp_cmd.ssp_iu.cdb, task->ssp_task.cmd->cmnd,
    task->ssp_task.cmd->cmd_len);
    diff --git a/drivers/scsi/pm8001/pm80xx_hwi.c b/drivers/scsi/pm8001/pm80xx_hwi.c
    index ad5a73b86415..1c092ee37bdd 100644
    --- a/drivers/scsi/pm8001/pm80xx_hwi.c
    +++ b/drivers/scsi/pm8001/pm80xx_hwi.c
    @@ -4316,7 +4316,6 @@ static int pm80xx_chip_ssp_io_req(struct pm8001_hba_info *pm8001_ha,
    ssp_cmd.data_len = cpu_to_le32(task->total_xfer_len);
    ssp_cmd.device_id = cpu_to_le32(pm8001_dev->device_id);
    ssp_cmd.tag = cpu_to_le32(tag);
    - ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_prio << 3);
    ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_attr & 7);
    memcpy(ssp_cmd.ssp_iu.cdb, task->ssp_task.cmd->cmnd,
    task->ssp_task.cmd->cmd_len);
    diff --git a/include/scsi/libsas.h b/include/scsi/libsas.h
    index d77db53cbd8d..5b2e6932c564 100644
    --- a/include/scsi/libsas.h
    +++ b/include/scsi/libsas.h
    @@ -565,7 +565,6 @@ enum task_attribute {
    struct sas_ssp_task {
    u8 LUN[8];
    enum task_attribute task_attr;
    - u8 task_prio;
    struct scsi_cmnd *cmd;
    };

    --
    2.35.3
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