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Searched refs:dma_len (Results 1 – 25 of 85) sorted by relevance

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/Linux-v4.19/drivers/parisc/
Diommu-helpers.h22 unsigned long dma_offset = 0, dma_len = 0; in iommu_fill_pdir() local
47 BUG_ON(pdirp && (dma_len != sg_dma_len(dma_sg))); in iommu_fill_pdir()
51 dma_len = sg_dma_len(startsg); in iommu_fill_pdir()
106 unsigned long dma_offset, dma_len; /* start/len of DMA stream */ in iommu_coalesce_chunks() local
120 dma_len = startsg->length; in iommu_coalesce_chunks()
149 if (unlikely(ALIGN(dma_len + dma_offset + startsg->length, IOVP_SIZE) > in iommu_coalesce_chunks()
163 dma_len += startsg->length; in iommu_coalesce_chunks()
171 sg_dma_len(contig_sg) = dma_len; in iommu_coalesce_chunks()
172 dma_len = ALIGN(dma_len + dma_offset, IOVP_SIZE); in iommu_coalesce_chunks()
175 | (iommu_alloc_range(ioc, dev, dma_len) << IOVP_SHIFT) in iommu_coalesce_chunks()
/Linux-v4.19/drivers/net/wireless/broadcom/brcm80211/brcmsmac/
Dbrcms_trace_brcmsmac_tx.h76 u16 dma_len),
78 dma_len),
85 __field(u16, dma_len)
93 __entry->dma_len = dma_len;
98 __entry->ampdu_frames, __entry->dma_len)
Dampdu.h37 u16 dma_len; member
Dampdu.c509 session->dma_len = 0; in brcms_c_ampdu_reset_session()
568 session->dma_len += p->len; in brcms_c_ampdu_add_frame()
644 u16 dma_len = session->dma_len; in brcms_c_ampdu_finalize() local
771 dma_len = min(dma_len, f->ampdu_pld_size); in brcms_c_ampdu_finalize()
772 txh->PreloadSize = cpu_to_le16(dma_len); in brcms_c_ampdu_finalize()
/Linux-v4.19/drivers/i2c/busses/
Di2c-stm32.c85 dma->dma_len = 0; in stm32_i2c_dma_free()
115 dma->dma_len = len; in stm32_i2c_prep_dma_xfer()
118 dma->dma_buf = dma_map_single(chan_dev, buf, dma->dma_len, in stm32_i2c_prep_dma_xfer()
126 dma->dma_len, in stm32_i2c_prep_dma_xfer()
150 dma_unmap_single(chan_dev, dma->dma_buf, dma->dma_len, in stm32_i2c_prep_dma_xfer()
Di2c-stm32.h41 unsigned int dma_len; member
Di2c-imx.c180 unsigned int dma_len; member
344 dma->dma_len, dma->dma_data_dir); in i2c_imx_dma_callback()
357 dma->dma_len, dma->dma_data_dir); in i2c_imx_dma_xfer()
364 dma->dma_len, dma->dma_transfer_dir, in i2c_imx_dma_xfer()
386 dma->dma_len, dma->dma_data_dir); in i2c_imx_dma_xfer()
396 dma->dma_len = 0; in i2c_imx_dma_free()
613 dma->dma_len = msgs->len - 1; in i2c_imx_dma_write()
677 dma->dma_len = msgs->len - 2; in i2c_imx_dma_read()
/Linux-v4.19/net/rds/
Dib_fmr.c111 unsigned int dma_len = ib_sg_dma_len(dev, &scat[i]); in rds_ib_map_fmr() local
123 if ((dma_addr + dma_len) & ~PAGE_MASK) { in rds_ib_map_fmr()
133 len += dma_len; in rds_ib_map_fmr()
151 unsigned int dma_len = ib_sg_dma_len(dev, &scat[i]); in rds_ib_map_fmr() local
154 for (j = 0; j < dma_len; j += PAGE_SIZE) in rds_ib_map_fmr()
Dib_frmr.c184 unsigned int dma_len = ib_sg_dma_len(dev, &ibmr->sg[i]); in rds_ib_map_frmr() local
187 frmr->sg_byte_len += dma_len; in rds_ib_map_frmr()
195 if ((dma_addr + dma_len) & ~PAGE_MASK) { in rds_ib_map_frmr()
202 len += dma_len; in rds_ib_map_frmr()
/Linux-v4.19/drivers/net/ethernet/sfc/
Dtx_tso.c110 unsigned int dma_len; in efx_tx_queue_insert() local
124 dma_len = tx_queue->efx->type->tx_limit_len(tx_queue, in efx_tx_queue_insert()
128 if (dma_len >= len) in efx_tx_queue_insert()
131 buffer->len = dma_len; in efx_tx_queue_insert()
133 dma_addr += dma_len; in efx_tx_queue_insert()
134 len -= dma_len; in efx_tx_queue_insert()
Dtx.c343 unsigned int dma_len; in efx_tx_map_chunk() local
348 dma_len = nic_type->tx_limit_len(tx_queue, dma_addr, len); in efx_tx_map_chunk()
350 buffer->len = dma_len; in efx_tx_map_chunk()
353 len -= dma_len; in efx_tx_map_chunk()
354 dma_addr += dma_len; in efx_tx_map_chunk()
/Linux-v4.19/drivers/net/ethernet/mellanox/mlx5/core/en/
Dxdp.c117 unsigned int dma_len = xdpf->len; in mlx5e_xmit_xdp_frame() local
123 if (unlikely(dma_len < MLX5E_XDP_MIN_INLINE || sq->hw_mtu < dma_len)) { in mlx5e_xmit_xdp_frame()
144 dma_len -= MLX5E_XDP_MIN_INLINE; in mlx5e_xmit_xdp_frame()
151 dseg->byte_count = cpu_to_be32(dma_len); in mlx5e_xmit_xdp_frame()
/Linux-v4.19/arch/arm/mach-rpc/
Ddma.c35 unsigned int dma_len; member
64 end = offset + idma->dma_len; in iomd_get_next_sg()
74 idma->dma_len -= end - offset; in iomd_get_next_sg()
77 if (idma->dma_len == 0) { in iomd_get_next_sg()
81 idma->dma_len = idma->dma.sg->length; in iomd_get_next_sg()
/Linux-v4.19/drivers/scsi/
Dam53c974.c268 static u32 pci_esp_dma_length_limit(struct esp *esp, u32 dma_addr, u32 dma_len) in pci_esp_dma_length_limit() argument
280 if (dma_len > (1U << dma_limit)) in pci_esp_dma_length_limit()
281 dma_len = (1U << dma_limit); in pci_esp_dma_length_limit()
287 end = base + dma_len; in pci_esp_dma_length_limit()
290 dma_len = end - base; in pci_esp_dma_length_limit()
292 return dma_len; in pci_esp_dma_length_limit()
Dmac53c94.c367 u32 dma_len; in set_dma_cmds() local
381 dma_len = sg_dma_len(scl); in set_dma_cmds()
382 if (dma_len > 0xffff) in set_dma_cmds()
384 total += dma_len; in set_dma_cmds()
385 dcmds->req_count = cpu_to_le16(dma_len); in set_dma_cmds()
Desp_scsi.c519 static u32 esp_dma_length_limit(struct esp *esp, u32 dma_addr, u32 dma_len) in esp_dma_length_limit() argument
523 if (dma_len > (1U << 24)) in esp_dma_length_limit()
524 dma_len = (1U << 24); in esp_dma_length_limit()
534 if (dma_len > (1U << 16)) in esp_dma_length_limit()
535 dma_len = (1U << 16); in esp_dma_length_limit()
541 end = base + dma_len; in esp_dma_length_limit()
544 dma_len = end - base; in esp_dma_length_limit()
546 return dma_len; in esp_dma_length_limit()
1745 unsigned int dma_len = esp_cur_dma_len(ent, cmd); in esp_process_event() local
1756 dma_len = esp->ops->dma_length_limit(esp, dma_addr, in esp_process_event()
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/Linux-v4.19/drivers/usb/host/whci/
Dqset.c452 size_t dma_len; in qset_add_urb_sg() local
480 dma_len = dma_remaining; in qset_add_urb_sg()
488 if (std->len + dma_len > QTD_MAX_XFER_SIZE) { in qset_add_urb_sg()
489 dma_len = (QTD_MAX_XFER_SIZE / qset->max_packet) in qset_add_urb_sg()
493 std->len += dma_len; in qset_add_urb_sg()
497 ep = dma_addr + dma_len; in qset_add_urb_sg()
517 dma_remaining -= dma_len; in qset_add_urb_sg()
518 remaining -= dma_len; in qset_add_urb_sg()
/Linux-v4.19/drivers/net/ethernet/chelsio/cxgb/
Dsge.c165 DEFINE_DMA_UNMAP_LEN(dma_len);
171 DEFINE_DMA_UNMAP_LEN(dma_len);
513 dma_unmap_len(ce, dma_len), in free_freelQ_buffers()
627 if (likely(dma_unmap_len(ce, dma_len))) { in free_cmdQ_buffers()
629 dma_unmap_len(ce, dma_len), in free_cmdQ_buffers()
830 unsigned int dma_len = q->rx_buffer_size - q->dma_offset; in refill_free_list() local
841 mapping = pci_map_single(pdev, skb->data, dma_len, in refill_free_list()
847 dma_unmap_len_set(ce, dma_len, dma_len); in refill_free_list()
850 e->len_gen = V_CMD_LEN(dma_len) | V_CMD_GEN1(q->genbit); in refill_free_list()
1055 dma_unmap_len(ce, dma_len), in get_packet()
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/Linux-v4.19/drivers/net/wireless/mediatek/mt76/mt76x0/
Ddma.c123 u16 dma_len = get_unaligned_le16(data); in mt76x0_rx_next_seg_len() local
126 WARN_ON(!dma_len) || in mt76x0_rx_next_seg_len()
127 WARN_ON(dma_len + MT_DMA_HDRS > data_len) || in mt76x0_rx_next_seg_len()
128 WARN_ON(dma_len & 0x3)) in mt76x0_rx_next_seg_len()
131 return MT_DMA_HDRS + dma_len; in mt76x0_rx_next_seg_len()
/Linux-v4.19/drivers/net/wireless/mediatek/mt7601u/
Ddma.c124 u16 dma_len = get_unaligned_le16(data); in mt7601u_rx_next_seg_len() local
127 WARN_ON(!dma_len) || in mt7601u_rx_next_seg_len()
128 WARN_ON(dma_len + MT_DMA_HDRS > data_len) || in mt7601u_rx_next_seg_len()
129 WARN_ON(dma_len & 0x3)) in mt7601u_rx_next_seg_len()
132 return MT_DMA_HDRS + dma_len; in mt7601u_rx_next_seg_len()
/Linux-v4.19/drivers/net/ethernet/sfc/falcon/
Dtx.c189 unsigned int dma_len; in ef4_tx_map_chunk() local
194 dma_len = nic_type->tx_limit_len(tx_queue, dma_addr, len); in ef4_tx_map_chunk()
196 buffer->len = dma_len; in ef4_tx_map_chunk()
199 len -= dma_len; in ef4_tx_map_chunk()
200 dma_addr += dma_len; in ef4_tx_map_chunk()
/Linux-v4.19/drivers/ata/
Dpata_arasan_cf.c434 u32 xfer_cnt, sglen, dma_len, xfer_ctr; in sg_xfer() local
474 dma_len = min(xfer_cnt, FIFO_SIZE); in sg_xfer()
475 ret = dma_xfer(acdev, src, dest, dma_len); in sg_xfer()
482 src += dma_len; in sg_xfer()
484 dest += dma_len; in sg_xfer()
486 sglen -= dma_len; in sg_xfer()
487 xfer_cnt -= dma_len; in sg_xfer()
/Linux-v4.19/drivers/block/rsxx/
Ddma.c647 unsigned int dma_len, in rsxx_queue_dma() argument
663 dma->sub_page.cnt = (dma_len >> 9); in rsxx_queue_dma()
694 unsigned int dma_len; in rsxx_dma_queue_bio() local
734 dma_len = min(bv_len, in rsxx_dma_queue_bio()
739 dma_off, dma_len, in rsxx_dma_queue_bio()
747 addr8 += dma_len; in rsxx_dma_queue_bio()
748 bv_off += dma_len; in rsxx_dma_queue_bio()
749 bv_len -= dma_len; in rsxx_dma_queue_bio()
/Linux-v4.19/arch/ia64/hp/common/
Dsba_iommu.c1328 unsigned long dma_offset, dma_len; /* start/len of DMA stream */ in sba_coalesce_chunks() local
1340 dma_len = vcontig_len = vcontig_end = startsg->length; in sba_coalesce_chunks()
1367 if (((dma_len + dma_offset + startsg->length + ~iovp_mask) & iovp_mask) in sba_coalesce_chunks()
1371 if (dma_len + startsg->length > max_seg_size) in sba_coalesce_chunks()
1384 dma_len += startsg->length; in sba_coalesce_chunks()
1415 dma_len += vcontig_len; in sba_coalesce_chunks()
1428 dma_len = (dma_len + dma_offset + ~iovp_mask) & iovp_mask; in sba_coalesce_chunks()
1429 ASSERT(dma_len <= DMA_CHUNK_SIZE); in sba_coalesce_chunks()
1430 idx = sba_alloc_range(ioc, dev, dma_len); in sba_coalesce_chunks()
/Linux-v4.19/drivers/net/wireless/mediatek/mt76/
Dusb.c323 u16 dma_len, min_len; in mt76u_get_rx_entry_len() local
325 dma_len = get_unaligned_le16(data); in mt76u_get_rx_entry_len()
329 if (data_len < min_len || WARN_ON(!dma_len) || in mt76u_get_rx_entry_len()
330 WARN_ON(dma_len + MT_DMA_HDR_LEN > data_len) || in mt76u_get_rx_entry_len()
331 WARN_ON(dma_len & 0x3)) in mt76u_get_rx_entry_len()
333 return dma_len; in mt76u_get_rx_entry_len()

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