Home
last modified time | relevance | path

Searched refs:dma_len (Results 1 – 25 of 59) sorted by relevance

123

/linux/drivers/parisc/
H A 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/drivers/i2c/busses/
H A Di2c-stm32.c87 dma->dma_len = 0; in stm32_i2c_dma_free()
116 dma->dma_len = len; in stm32_i2c_prep_dma_xfer()
118 dma->dma_buf = dma_map_single(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(dev, dma->dma_buf, dma->dma_len, in stm32_i2c_prep_dma_xfer()
H A Di2c-imx-lpi2c.c156 unsigned int dma_len; member
639 time = 8 * lpi2c_imx->dma->dma_len * 1000 / lpi2c_imx->bitrate; in lpi2c_imx_dma_timeout_calculate()
651 u16 rx_remain = dma->dma_len; in lpi2c_imx_alloc_rx_cmd_buf()
699 dma->dma_len, dma->dma_data_dir); in lpi2c_dma_unmap()
791 dma->dma_buf, dma->dma_len, dma->dma_data_dir); in lpi2c_dma_submit()
798 dma->dma_len, dma->dma_transfer_dir, in lpi2c_dma_submit()
858 cmd_num = DIV_ROUND_UP(dma->dma_len, CHUNK_DATA); in lpi2c_imx_dma_burst_num_calculate()
862 dma->dma_len); in lpi2c_imx_dma_burst_num_calculate()
865 dma->dma_len); in lpi2c_imx_dma_burst_num_calculate()
962 dma->dma_len = msg->len; in lpi2c_imx_dma_xfer()
H A Di2c-stm32.h41 unsigned int dma_len; member
/linux/arch/arm/mach-rpc/
H A Ddma.c33 unsigned int dma_len; member
62 end = offset + idma->dma_len; in iomd_get_next_sg()
72 idma->dma_len -= end - offset; in iomd_get_next_sg()
75 if (idma->dma_len == 0) { in iomd_get_next_sg()
79 idma->dma_len = idma->dma.sg->length; in iomd_get_next_sg()
179 idma->dma_len = idma->dma.sg->length; in iomd_enable_dma()
/linux/drivers/net/ethernet/sfc/
H A Dtx_tso.c107 unsigned int dma_len; in efx_tx_queue_insert() local
121 dma_len = tx_queue->efx->type->tx_limit_len(tx_queue, in efx_tx_queue_insert()
125 if (dma_len >= len) in efx_tx_queue_insert()
128 buffer->len = dma_len; in efx_tx_queue_insert()
130 dma_addr += dma_len; in efx_tx_queue_insert()
131 len -= dma_len; in efx_tx_queue_insert()
/linux/drivers/net/ethernet/sfc/siena/
H A Dtx_common.c293 unsigned int dma_len; in efx_siena_tx_map_chunk() local
300 dma_len = nic_type->tx_limit_len(tx_queue, dma_addr, len); in efx_siena_tx_map_chunk()
302 dma_len = len; in efx_siena_tx_map_chunk()
304 buffer->len = dma_len; in efx_siena_tx_map_chunk()
307 len -= dma_len; in efx_siena_tx_map_chunk()
308 dma_addr += dma_len; in efx_siena_tx_map_chunk()
/linux/drivers/scsi/
H A Dam53c974.c243 static u32 pci_esp_dma_length_limit(struct esp *esp, u32 dma_addr, u32 dma_len) in pci_esp_dma_length_limit() argument
255 if (dma_len > (1U << dma_limit)) in pci_esp_dma_length_limit()
256 dma_len = (1U << dma_limit); in pci_esp_dma_length_limit()
262 end = base + dma_len; in pci_esp_dma_length_limit()
265 dma_len = end - base; in pci_esp_dma_length_limit()
267 return dma_len; in pci_esp_dma_length_limit()
H A Dzorro_esp.c219 u32 dma_len) in zorro_esp_dma_length_limit() argument
221 return dma_len > (1U << 16) ? (1U << 16) : dma_len; in zorro_esp_dma_length_limit()
225 u32 dma_len) in fastlane_esp_dma_length_limit() argument
228 return dma_len > 0xfffc ? 0xfffc : dma_len; in fastlane_esp_dma_length_limit()
H A Dmac53c94.c364 u32 dma_len; in set_dma_cmds() local
378 dma_len = sg_dma_len(scl); in set_dma_cmds()
379 if (dma_len > 0xffff) in set_dma_cmds()
381 total += dma_len; in set_dma_cmds()
382 dcmds->req_count = cpu_to_le16(dma_len); in set_dma_cmds()
H A Desp_scsi.c522 static u32 esp_dma_length_limit(struct esp *esp, u32 dma_addr, u32 dma_len) in esp_dma_length_limit() argument
526 if (dma_len > (1U << 24)) in esp_dma_length_limit()
527 dma_len = (1U << 24); in esp_dma_length_limit()
537 if (dma_len > (1U << 16)) in esp_dma_length_limit()
538 dma_len = (1U << 16); in esp_dma_length_limit()
544 end = base + dma_len; in esp_dma_length_limit()
547 dma_len = end - base; in esp_dma_length_limit()
549 return dma_len; in esp_dma_length_limit()
1742 unsigned int dma_len = esp_cur_dma_len(ent, cmd); in esp_process_event() local
1753 dma_len = esp->ops->dma_length_limit(esp, dma_addr, in esp_process_event()
[all …]
H A DNCR5380.c404 hostdata->dma_len = 0; in NCR5380_init()
729 if (hostdata->connected && !hostdata->dma_len) { in NCR5380_main()
797 transferred = hostdata->dma_len - NCR5380_dma_residual(hostdata); in NCR5380_dma_complete()
798 hostdata->dma_len = 0; in NCR5380_dma_complete()
1557 hostdata->dma_len = result; in NCR5380_transfer_dma()
1562 hostdata->dma_len = c; in NCR5380_transfer_dma()
2290 hostdata->dma_len = 0; in NCR5380_abort()
2369 hostdata->dma_len = 0; in bus_reset_cleanup()
/linux/drivers/net/wireless/mediatek/mt7601u/
H A Ddma.c121 u16 dma_len = get_unaligned_le16(data); in mt7601u_rx_next_seg_len() local
124 WARN_ON_ONCE(!dma_len) || in mt7601u_rx_next_seg_len()
125 WARN_ON_ONCE(dma_len + MT_DMA_HDRS > data_len) || in mt7601u_rx_next_seg_len()
126 WARN_ON_ONCE(dma_len & 0x3) || in mt7601u_rx_next_seg_len()
127 WARN_ON_ONCE(dma_len < min_seg_len)) in mt7601u_rx_next_seg_len()
130 return MT_DMA_HDRS + dma_len; in mt7601u_rx_next_seg_len()
/linux/sound/soc/bcm/
H A Dbcm63xx-pcm-whistler.c21 unsigned int dma_len; member
25 int dma_len; member
152 dma_desc->dma_len = snd_pcm_lib_period_bytes(substream); in bcm63xx_pcm_prepare()
167 regmap_write(regmap_i2s, regaddr_desclen, dma_desc->dma_len); in bcm63xx_pcm_prepare()
/linux/drivers/net/ethernet/chelsio/cxgb/
H A Dsge.c156 DEFINE_DMA_UNMAP_LEN(dma_len);
162 DEFINE_DMA_UNMAP_LEN(dma_len);
507 dma_unmap_len(ce, dma_len), DMA_FROM_DEVICE); in free_freelQ_buffers()
621 if (likely(dma_unmap_len(ce, dma_len))) { in free_cmdQ_buffers()
624 dma_unmap_len(ce, dma_len), in free_cmdQ_buffers()
826 unsigned int dma_len = q->rx_buffer_size - q->dma_offset; in refill_free_list() local
837 mapping = dma_map_single(&pdev->dev, skb->data, dma_len, in refill_free_list()
843 dma_unmap_len_set(ce, dma_len, dma_len); in refill_free_list()
846 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()
[all …]
/linux/drivers/nvme/host/
H A Dapple.c167 unsigned int dma_len; /* length of single DMA segment mapping */ member
393 if (iod->dma_len) { in apple_nvme_unmap_data()
394 dma_unmap_page(anv->dev, iod->first_dma, iod->dma_len, in apple_nvme_unmap_data()
432 int dma_len = sg_dma_len(sg); in apple_nvme_setup_prps() local
446 dma_len -= (NVME_CTRL_PAGE_SIZE - offset); in apple_nvme_setup_prps()
447 if (dma_len) { in apple_nvme_setup_prps()
452 dma_len = sg_dma_len(sg); in apple_nvme_setup_prps()
491 dma_len -= NVME_CTRL_PAGE_SIZE; in apple_nvme_setup_prps()
496 if (dma_len > 0) in apple_nvme_setup_prps()
498 if (unlikely(dma_len < 0)) in apple_nvme_setup_prps()
[all …]
/linux/net/rds/
H A Dib_frmr.c225 unsigned int dma_len = sg_dma_len(&ibmr->sg[i]); in rds_ib_map_frmr() local
228 frmr->sg_byte_len += dma_len; in rds_ib_map_frmr()
236 if ((dma_addr + dma_len) & ~PAGE_MASK) { in rds_ib_map_frmr()
243 len += dma_len; in rds_ib_map_frmr()
/linux/drivers/crypto/marvell/octeontx/
H A Dotx_cptvf_reqmgr.h186 u32 dma_len; member
198 info->dma_len, DMA_BIDIRECTIONAL); in do_request_cleanup()
/linux/drivers/net/wireless/broadcom/brcm80211/brcmsmac/
H A Dampdu.h37 u16 dma_len; member
/linux/drivers/misc/mei/
H A Dclient.c1823 u32 dma_len; in mei_cl_irq_write() local
1876 } else if (dr_slots && hbuf_len >= hdr_len + sizeof(dma_len)) { in mei_cl_irq_write()
1883 data_len = sizeof(dma_len); in mei_cl_irq_write()
1884 dma_len = buf_len; in mei_cl_irq_write()
1885 data = &dma_len; in mei_cl_irq_write()
1949 u32 dma_len; in mei_cl_write() local
2019 } else if (dr_slots && hbuf_len >= hdr_len + sizeof(dma_len)) { in mei_cl_write()
2026 data_len = sizeof(dma_len); in mei_cl_write()
2027 dma_len = buf_len; in mei_cl_write()
2028 data = &dma_len; in mei_cl_write()
/linux/drivers/mmc/host/
H A Dtifm_sd.c266 unsigned int dma_len, dma_blk_cnt, dma_off; in tifm_sd_set_dma_data() local
279 dma_len = sg_dma_len(&r_data->sg[host->sg_pos]) - host->block_pos; in tifm_sd_set_dma_data()
280 if (!dma_len) { in tifm_sd_set_dma_data()
285 dma_len = sg_dma_len(&r_data->sg[host->sg_pos]); in tifm_sd_set_dma_data()
288 if (dma_len < t_size) { in tifm_sd_set_dma_data()
289 dma_blk_cnt = dma_len / r_data->blksz; in tifm_sd_set_dma_data()
300 else if (dma_len) { in tifm_sd_set_dma_data()
/linux/drivers/net/ethernet/synopsys/
H A Ddwc-xlgmac-net.c996 skb = napi_alloc_skb(napi, desc_data->rx.hdr.dma_len); in xlgmac_create_skb()
1005 desc_data->rx.hdr.dma_len, in xlgmac_create_skb()
1011 copy_len = min(desc_data->rx.hdr.dma_len, copy_len); in xlgmac_create_skb()
1021 desc_data->rx.buf.dma_len, in xlgmac_create_skb()
1027 len, desc_data->rx.buf.dma_len); in xlgmac_create_skb()
1201 desc_data->rx.buf.dma_len, in xlgmac_rx_poll()
1209 desc_data->rx.buf.dma_len); in xlgmac_rx_poll()
/linux/drivers/net/ethernet/netronome/nfp/nfd3/
H A Dnfd3.h30 __le16 dma_len; /* Length to DMA for this desc */ member
/linux/drivers/net/wireless/intersil/p54/
H A Dp54pci.h59 __le32 dma_len; member
/linux/drivers/net/ethernet/broadcom/bnxt/
H A Dbnxt_coredump.c75 dma_buf = hwrm_req_dma_slice(bp, msg, info->dma_len, &dma_handle); in bnxt_hwrm_dbg_dma_data()
88 cmn_req->host_buf_len = cpu_to_le32(info->dma_len); in bnxt_hwrm_dbg_dma_data()
160 info.dma_len = COREDUMP_LIST_BUF_LEN; in bnxt_hwrm_dbg_coredump_list()
208 info.dma_len = COREDUMP_RETRIEVE_BUF_LEN; in bnxt_hwrm_dbg_coredump_retrieve()

123