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Searched refs:n_elem (Results 1 – 25 of 39) sorted by relevance

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/linux-6.15/drivers/scsi/mvsas/
H A Dmv_sas.c350 if (tei->n_elem) in mvs_task_prep_smp()
495 if (tei->n_elem) in mvs_task_prep_ata()
606 if (tei->n_elem) in mvs_task_prep_ssp()
686 u32 tag = 0xdeadbeef, n_elem = 0; in mvs_task_prep() local
739 n_elem = dma_map_sg(mvi->dev, in mvs_task_prep()
743 if (!n_elem) { in mvs_task_prep()
749 n_elem = task->num_scatter; in mvs_task_prep()
764 slot->n_elem = n_elem; in mvs_task_prep()
776 tei.n_elem = n_elem; in mvs_task_prep()
820 if (n_elem) in mvs_task_prep()
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H A Dmv_sas.h312 u32 n_elem; member
421 int n_elem; member
/linux-6.15/drivers/scsi/pm8001/
H A Dpm8001_sas.c483 u32 n_elem = 0; in pm8001_queue_command() local
531 n_elem = dma_map_sg(pm8001_ha->dev, task->scatter, in pm8001_queue_command()
533 if (!n_elem) { in pm8001_queue_command()
539 n_elem = task->num_scatter; in pm8001_queue_command()
543 ccb->n_elem = n_elem; in pm8001_queue_command()
550 if (!sas_protocol_ata(task_proto) && n_elem) in pm8001_queue_command()
580 if (!sas_protocol_ata(task->task_proto) && ccb->n_elem) in pm8001_ccb_task_free()
H A Dpm8001_sas.h286 u32 n_elem; member
748 ccb->n_elem = 0; in pm8001_ccb_alloc()
/linux-6.15/drivers/scsi/hisi_sas/
H A Dhisi_sas_main.c246 if (slot->n_elem) { in hisi_sas_slot_task_free()
305 struct sas_task *task, int n_elem) in hisi_sas_dma_unmap() argument
321 struct sas_task *task, int *n_elem) in hisi_sas_dma_map() argument
327 *n_elem = task->num_scatter; in hisi_sas_dma_map()
332 *n_elem = dma_map_sg(dev, task->scatter, in hisi_sas_dma_map()
334 if (!*n_elem) { in hisi_sas_dma_map()
341 if (!*n_elem) { in hisi_sas_dma_map()
353 if (*n_elem > HISI_SAS_SGE_PAGE_CNT) { in hisi_sas_dma_map()
355 *n_elem); in hisi_sas_dma_map()
487 int n_elem = 0, n_elem_dif = 0; in hisi_sas_queue_command() local
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H A Dhisi_sas_v1_hw.c893 int n_elem) in prep_prd_sge_v1_hw() argument
899 for_each_sg(scatter, sg, n_elem, i) { in prep_prd_sge_v1_hw()
910 hdr->sg_len = cpu_to_le32(n_elem << CMD_HDR_DATA_SGL_LEN_OFF); in prep_prd_sge_v1_hw()
1013 slot->n_elem); in prep_ssp_v1_hw()
H A Dhisi_sas_v3_hw.c1150 int n_elem) in prep_prd_sge_v3_hw() argument
1156 for_each_sg(scatter, sg, n_elem, i) { in prep_prd_sge_v3_hw()
1167 hdr->sg_len |= cpu_to_le32(n_elem << CMD_HDR_DATA_SGL_LEN_OFF); in prep_prd_sge_v3_hw()
1174 int n_elem) in prep_prd_sge_dif_v3_hw() argument
1182 for_each_sg(scatter, sg, n_elem, i) { in prep_prd_sge_dif_v3_hw()
1195 hdr->sg_len |= cpu_to_le32(n_elem << CMD_HDR_DIF_SGL_LEN_OFF); in prep_prd_sge_dif_v3_hw()
1320 slot->n_elem); in prep_ssp_v3_hw()
1495 slot->n_elem); in prep_ata_v3_hw()
H A Dhisi_sas.h238 u64 n_elem; member
H A Dhisi_sas_v2_hw.c1676 int n_elem) in prep_prd_sge_v2_hw() argument
1682 for_each_sg(scatter, sg, n_elem, i) { in prep_prd_sge_v2_hw()
1693 hdr->sg_len = cpu_to_le32(n_elem << CMD_HDR_DATA_SGL_LEN_OFF); in prep_prd_sge_v2_hw()
1790 slot->n_elem); in prep_ssp_v2_hw()
2568 slot->n_elem); in prep_ata_v2_hw()
/linux-6.15/drivers/mmc/host/
H A Dmmci_stm32_sdmmc.c145 int n_elem; in _sdmmc_idma_prep_data() local
147 n_elem = dma_map_sg(mmc_dev(host->mmc), in _sdmmc_idma_prep_data()
152 if (!n_elem) { in _sdmmc_idma_prep_data()
/linux-6.15/drivers/iio/imu/
H A Dadis16550.c813 static u32 adis16550_validate_crc(__be32 *buffer, const u8 n_elem) in adis16550_validate_crc() argument
824 for (i = 0; i < n_elem; i++) in adis16550_validate_crc()
827 crc_calc = crc32(~0, crc_buf, n_elem * 4); in adis16550_validate_crc()
H A Dadis16480.c1378 static bool adis16480_validate_crc(const u16 *buf, const u8 n_elem, const u32 crc) in adis16480_validate_crc() argument
1384 for (j = 0; j < n_elem; j++) in adis16480_validate_crc()
1387 crc_calc = crc32(~0, crc_buf, n_elem * 2); in adis16480_validate_crc()
/linux-6.15/drivers/ata/
H A Dlibata-core.c4639 unsigned int n_elem) in ata_sg_init() argument
4642 qc->n_elem = n_elem; in ata_sg_init()
4665 if (qc->n_elem) in ata_sg_clean()
4688 unsigned int n_elem; in ata_sg_setup() local
4690 n_elem = dma_map_sg(ap->dev, qc->sg, qc->n_elem, qc->dma_dir); in ata_sg_setup()
4691 if (n_elem < 1) in ata_sg_setup()
4694 qc->orig_n_elem = qc->n_elem; in ata_sg_setup()
4695 qc->n_elem = n_elem; in ata_sg_setup()
4997 if (ata_is_data(prot) && (!qc->sg || !qc->n_elem || !qc->nbytes)) in ata_qc_issue()
H A Dpata_pxa.c57 tx = dmaengine_prep_slave_sg(pd->dma_chan, qc->sg, qc->n_elem, dir, in pxa_qc_prep()
H A Dacard-ahci.c191 for_each_sg(qc->sg, sg, qc->n_elem, si) { in acard_ahci_fill_sg()
H A Dlibahci.c1664 for_each_sg(qc->sg, sg, qc->n_elem, si) { in ahci_fill_sg()
1695 unsigned int n_elem; in ahci_qc_prep() local
1709 n_elem = 0; in ahci_qc_prep()
1711 n_elem = ahci_fill_sg(qc, cmd_tbl); in ahci_qc_prep()
1716 opts = cmd_fis_len | n_elem << 16 | (qc->dev->link->pmp << 12); in ahci_qc_prep()
H A Dsata_dwc_460ex.c347 desc = dmaengine_prep_slave_sg(hsdevp->chan, qc->sg, qc->n_elem, in dma_dwc_xfer_setup()
358 qc->sg, qc->n_elem, &hsdev->dmadr); in dma_dwc_xfer_setup()
H A Dpata_icside.c243 set_dma_sg(state->dma, qc->sg, qc->n_elem); in pata_icside_bmdma_setup()
H A Dsata_qstor.c244 for_each_sg(qc->sg, sg, qc->n_elem, si) { in qs_fill_sg()
H A Dpdc_adma.c266 for_each_sg(qc->sg, sg, qc->n_elem, si) { in adma_fill_sg()
H A Dsata_sil.c301 for_each_sg(qc->sg, sg, qc->n_elem, si) { in sil_fill_sg()
H A Dsata_nv.c1302 if (idx == qc->n_elem - 1) in nv_adma_fill_aprd()
1320 for_each_sg(qc->sg, sg, qc->n_elem, si) { in nv_adma_fill_sg()
1976 for_each_sg(qc->sg, sg, qc->n_elem, si) { in nv_swncq_fill_sg()
H A Dsata_inic162x.c470 for_each_sg(qc->sg, sg, qc->n_elem, si) { in inic_fill_sg()
/linux-6.15/drivers/scsi/libsas/
H A Dsas_ata.c191 task->num_scatter = qc->n_elem; in sas_ata_qc_issue()
196 for_each_sg(qc->sg, sg, qc->n_elem, si) in sas_ata_qc_issue()
/linux-6.15/include/linux/
H A Dlibata.h648 unsigned int n_elem; member
1186 unsigned int n_elem);
1887 qc->n_elem = 0; in ata_qc_reinit()

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