From ebf26e93cfece20765bc2a562f7adc4340b2e4cc Mon Sep 17 00:00:00 2001 From: John Garry Date: Tue, 15 Aug 2023 11:51:52 +0000 Subject: [PATCH] scsi: libsas: Delete sas_ssp_task.enable_first_burst Since libsas was introduced in commit 2908d778ab3e ("[SCSI] aic94xx: new driver"), sas_ssp_task.enable_first_burst is never set, so delete it and any references. Signed-off-by: John Garry Link: https://lore.kernel.org/r/20230815115156.343535-7-john.g.garry@oracle.com Reviewed-by: Damien Le Moal Reviewed-by: Jason Yan Signed-off-by: Martin K. Petersen --- drivers/scsi/aic94xx/aic94xx_task.c | 2 -- drivers/scsi/hisi_sas/hisi_sas_v1_hw.c | 8 ++------ drivers/scsi/mvsas/mv_sas.c | 8 ++------ drivers/scsi/pm8001/pm8001_hwi.c | 2 -- drivers/scsi/pm8001/pm80xx_hwi.c | 2 -- include/scsi/libsas.h | 1 - 6 files changed, 4 insertions(+), 19 deletions(-) diff --git a/drivers/scsi/aic94xx/aic94xx_task.c b/drivers/scsi/aic94xx/aic94xx_task.c index 7f0208300110..1ac4d3afc1a1 100644 --- a/drivers/scsi/aic94xx/aic94xx_task.c +++ b/drivers/scsi/aic94xx/aic94xx_task.c @@ -485,8 +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); - if (task->ssp_task.enable_first_burst) - scb->ssp_task.ssp_cmd.efb_prio_attr |= EFB_MASK; 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, diff --git a/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c index 94fbbceddc2e..d4e3c3a058e0 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c @@ -960,7 +960,7 @@ static void prep_ssp_v1_hw(struct hisi_hba *hisi_hba, struct scsi_cmnd *scsi_cmnd = ssp_task->cmd; struct sas_tmf_task *tmf = slot->tmf; int has_data = 0, priority = !!tmf; - u8 *buf_cmd, fburst = 0; + u8 *buf_cmd; u32 dw1, dw2; /* create header */ @@ -1018,15 +1018,11 @@ static void prep_ssp_v1_hw(struct hisi_hba *hisi_hba, buf_cmd = hisi_sas_cmd_hdr_addr_mem(slot) + sizeof(struct ssp_frame_hdr); - if (task->ssp_task.enable_first_burst) { - fburst = (1 << 7); - dw2 |= 1 << CMD_HDR_FIRST_BURST_OFF; - } hdr->dw2 = cpu_to_le32(dw2); memcpy(buf_cmd, &task->ssp_task.LUN, 8); if (!tmf) { - buf_cmd[9] = fburst | task->ssp_task.task_attr | + buf_cmd[9] = task->ssp_task.task_attr | (task->ssp_task.task_prio << 3); memcpy(buf_cmd + 12, task->ssp_task.cmd->cmnd, task->ssp_task.cmd->cmd_len); diff --git a/drivers/scsi/mvsas/mv_sas.c b/drivers/scsi/mvsas/mv_sas.c index 9978c424214c..165f46320bd2 100644 --- a/drivers/scsi/mvsas/mv_sas.c +++ b/drivers/scsi/mvsas/mv_sas.c @@ -564,7 +564,7 @@ static int mvs_task_prep_ssp(struct mvs_info *mvi, void *buf_prd; struct ssp_frame_hdr *ssp_hdr; void *buf_tmp; - u8 *buf_cmd, *buf_oaf, fburst = 0; + u8 *buf_cmd, *buf_oaf; dma_addr_t buf_tmp_dma; u32 flags; u32 resp_len, req_len, i, tag = tei->tag; @@ -582,10 +582,6 @@ static int mvs_task_prep_ssp(struct mvs_info *mvi, (phy_mask << TXQ_PHY_SHIFT)); flags = MCH_RETRY; - if (task->ssp_task.enable_first_burst) { - flags |= MCH_FBURST; - fburst = (1 << 7); - } if (is_tmf) flags |= (MCH_SSP_FR_TASK << MCH_SSP_FR_TYPE_SHIFT); else @@ -667,7 +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] = fburst | task->ssp_task.task_attr | + buf_cmd[9] = task->ssp_task.task_attr | (task->ssp_task.task_prio << 3); memcpy(buf_cmd + 12, task->ssp_task.cmd->cmnd, task->ssp_task.cmd->cmd_len); diff --git a/drivers/scsi/pm8001/pm8001_hwi.c b/drivers/scsi/pm8001/pm8001_hwi.c index 73cd25f30ca5..18070e0e06d5 100644 --- a/drivers/scsi/pm8001/pm8001_hwi.c +++ b/drivers/scsi/pm8001/pm8001_hwi.c @@ -4053,8 +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); - if (task->ssp_task.enable_first_burst) - ssp_cmd.ssp_iu.efb_prio_attr |= 0x80; 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, diff --git a/drivers/scsi/pm8001/pm80xx_hwi.c b/drivers/scsi/pm8001/pm80xx_hwi.c index 39a12ee94a72..ad5a73b86415 100644 --- a/drivers/scsi/pm8001/pm80xx_hwi.c +++ b/drivers/scsi/pm8001/pm80xx_hwi.c @@ -4316,8 +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); - if (task->ssp_task.enable_first_burst) - ssp_cmd.ssp_iu.efb_prio_attr = 0x80; 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, diff --git a/include/scsi/libsas.h b/include/scsi/libsas.h index d8222c442640..d77db53cbd8d 100644 --- a/include/scsi/libsas.h +++ b/include/scsi/libsas.h @@ -564,7 +564,6 @@ enum task_attribute { struct sas_ssp_task { u8 LUN[8]; - u8 enable_first_burst:1; enum task_attribute task_attr; u8 task_prio; struct scsi_cmnd *cmd;