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Searched refs:dma_tx (Results 1 – 25 of 38) sorted by relevance

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/drivers/net/irda/
Dsa1100_ir.c64 struct sa1100_buf dma_tx; member
230 dma_unmap_sg(si->dma_tx.dev, &si->dma_tx.sg, 1, DMA_TO_DEVICE); in sa1100_irda_sirtxdma_irq()
231 dev_kfree_skb(si->dma_tx.skb); in sa1100_irda_sirtxdma_irq()
232 si->dma_tx.skb = NULL; in sa1100_irda_sirtxdma_irq()
235 dev->stats.tx_bytes += sg_dma_len(&si->dma_tx.sg); in sa1100_irda_sirtxdma_irq()
262 si->dma_tx.skb = skb; in sa1100_irda_sir_tx_start()
263 sg_set_buf(&si->dma_tx.sg, si->tx_buff.data, si->tx_buff.len); in sa1100_irda_sir_tx_start()
264 if (dma_map_sg(si->dma_tx.dev, &si->dma_tx.sg, 1, DMA_TO_DEVICE) == 0) { in sa1100_irda_sir_tx_start()
265 si->dma_tx.skb = NULL; in sa1100_irda_sir_tx_start()
271 sa1100_irda_dma_start(&si->dma_tx, DMA_MEM_TO_DEV, sa1100_irda_sirtxdma_irq, dev); in sa1100_irda_sir_tx_start()
[all …]
/drivers/spi/
Dspi-pxa2xx-dma.c109 chan = drv_data->master->dma_tx; in pxa2xx_spi_dma_prepare_one()
138 dmaengine_terminate_async(drv_data->master->dma_tx); in pxa2xx_spi_dma_transfer()
177 dmaengine_terminate_async(drv_data->master->dma_tx); in pxa2xx_spi_dma_prepare()
185 dma_async_issue_pending(drv_data->master->dma_tx); in pxa2xx_spi_dma_start()
200 master->dma_tx = dma_request_slave_channel_compat(mask, in pxa2xx_spi_dma_setup()
202 if (!master->dma_tx) in pxa2xx_spi_dma_setup()
208 dma_release_channel(master->dma_tx); in pxa2xx_spi_dma_setup()
209 master->dma_tx = NULL; in pxa2xx_spi_dma_setup()
225 if (master->dma_tx) { in pxa2xx_spi_dma_release()
226 dmaengine_terminate_sync(master->dma_tx); in pxa2xx_spi_dma_release()
[all …]
Dspi-rockchip.c199 struct rockchip_spi_dma_data dma_tx; member
331 dmaengine_terminate_async(rs->dma_tx.ch); in rockchip_spi_handle_err()
475 txconf.direction = rs->dma_tx.direction; in rockchip_spi_prepare_dma()
476 txconf.dst_addr = rs->dma_tx.addr; in rockchip_spi_prepare_dma()
482 dmaengine_slave_config(rs->dma_tx.ch, &txconf); in rockchip_spi_prepare_dma()
485 rs->dma_tx.ch, in rockchip_spi_prepare_dma()
487 rs->dma_tx.direction, DMA_PREP_INTERRUPT); in rockchip_spi_prepare_dma()
512 dma_async_issue_pending(rs->dma_tx.ch); in rockchip_spi_prepare_dma()
752 rs->dma_tx.ch = dma_request_chan(rs->dev, "tx"); in rockchip_spi_probe()
753 if (IS_ERR(rs->dma_tx.ch)) { in rockchip_spi_probe()
[all …]
Dspi-bcm2835.c236 dmaengine_terminate_all(master->dma_tx); in bcm2835_spi_dma_done()
260 chan = master->dma_tx; in bcm2835_spi_prepare_sg()
325 dma_async_issue_pending(master->dma_tx); in bcm2835_spi_transfer_one_dma()
344 dmaengine_terminate_all(master->dma_tx); in bcm2835_spi_transfer_one_dma()
406 if (master->dma_tx) { in bcm2835_dma_release()
407 dmaengine_terminate_all(master->dma_tx); in bcm2835_dma_release()
408 dma_release_channel(master->dma_tx); in bcm2835_dma_release()
409 master->dma_tx = NULL; in bcm2835_dma_release()
434 master->dma_tx = dma_request_slave_channel(dev, "tx"); in bcm2835_dma_init()
435 if (!master->dma_tx) { in bcm2835_dma_init()
[all …]
Dspi-pic32.c317 if (!master->dma_rx || !master->dma_tx) in pic32_spi_dma_transfer()
330 desc_tx = dmaengine_prep_slave_sg(master->dma_tx, in pic32_spi_dma_transfer()
355 dma_async_issue_pending(master->dma_tx); in pic32_spi_dma_transfer()
382 ret = dmaengine_slave_config(master->dma_tx, &cfg); in pic32_spi_dma_config()
632 master->dma_tx = dma_request_slave_channel_compat(mask, NULL, NULL, in pic32_spi_dma_prep()
634 if (!master->dma_tx) { in pic32_spi_dma_prep()
651 if (master->dma_tx) in pic32_spi_dma_prep()
652 dma_release_channel(master->dma_tx); in pic32_spi_dma_prep()
664 if (pic32s->master->dma_tx) in pic32_spi_dma_unprep()
665 dma_release_channel(pic32s->master->dma_tx); in pic32_spi_dma_unprep()
Dspi-sh-msiof.c702 dma_sync_single_for_device(p->master->dma_tx->device->dev, in sh_msiof_dma_once()
704 desc_tx = dmaengine_prep_slave_single(p->master->dma_tx, in sh_msiof_dma_once()
740 dma_async_issue_pending(p->master->dma_tx); in sh_msiof_dma_once()
776 dmaengine_terminate_all(p->master->dma_tx); in sh_msiof_dma_once()
848 while (master->dma_tx && len > 15) { in sh_msiof_transfer_one()
1085 master->dma_tx = sh_msiof_request_dma_chan(dev, DMA_MEM_TO_DEV, in sh_msiof_request_dma()
1088 if (!master->dma_tx) in sh_msiof_request_dma()
1105 tx_dev = master->dma_tx->device->dev; in sh_msiof_request_dma()
1129 dma_release_channel(master->dma_tx); in sh_msiof_request_dma()
1130 master->dma_tx = NULL; in sh_msiof_request_dma()
[all …]
Dspi-omap2-mcspi.c102 struct dma_chan *dma_tx; member
420 if (mcspi_dma->dma_tx) { in omap2_mcspi_tx_dma()
423 dmaengine_slave_config(mcspi_dma->dma_tx, &cfg); in omap2_mcspi_tx_dma()
425 tx = dmaengine_prep_slave_sg(mcspi_dma->dma_tx, xfer->tx_sg.sgl, in omap2_mcspi_tx_dma()
437 dma_async_issue_pending(mcspi_dma->dma_tx); in omap2_mcspi_tx_dma()
1013 mcspi_dma->dma_tx = dma_request_chan(&master->dev, in omap2_mcspi_request_dma()
1015 if (IS_ERR(mcspi_dma->dma_tx)) { in omap2_mcspi_request_dma()
1016 ret = PTR_ERR(mcspi_dma->dma_tx); in omap2_mcspi_request_dma()
1017 mcspi_dma->dma_tx = NULL; in omap2_mcspi_request_dma()
1060 if (!mcspi_dma->dma_rx || !mcspi_dma->dma_tx) { in omap2_mcspi_setup()
[all …]
Dspi-qup.c297 chan = master->dma_tx; in spi_qup_prep_sg()
322 dmaengine_terminate_all(master->dma_tx); in spi_qup_dma_terminate()
350 dma_async_issue_pending(master->dma_tx); in spi_qup_do_dma()
681 IS_ERR_OR_NULL(master->dma_tx) || in spi_qup_can_dma()
698 if (!IS_ERR_OR_NULL(master->dma_tx)) in spi_qup_release_dma()
699 dma_release_channel(master->dma_tx); in spi_qup_release_dma()
715 master->dma_tx = dma_request_slave_channel_reason(dev, "tx"); in spi_qup_init_dma()
716 if (IS_ERR(master->dma_tx)) { in spi_qup_init_dma()
717 ret = PTR_ERR(master->dma_tx); in spi_qup_init_dma()
738 ret = dmaengine_slave_config(master->dma_tx, tx_conf); in spi_qup_init_dma()
[all …]
Dspi-davinci.c129 struct dma_chan *dma_tx; member
640 dmaengine_slave_config(dspi->dma_tx, &dma_tx_conf); in davinci_spi_bufs()
676 txdesc = dmaengine_prep_slave_sg(dspi->dma_tx, in davinci_spi_bufs()
694 dma_async_issue_pending(dspi->dma_tx); in davinci_spi_bufs()
801 dspi->dma_tx = dma_request_chan(sdev, "tx"); in davinci_spi_request_dma()
802 if (IS_ERR(dspi->dma_tx)) { in davinci_spi_request_dma()
804 return PTR_ERR(dspi->dma_tx); in davinci_spi_request_dma()
1032 dspi->dma_tx = NULL; in davinci_spi_probe()
1072 dma_release_channel(dspi->dma_tx); in davinci_spi_probe()
1106 dma_release_channel(dspi->dma_tx); in davinci_spi_remove()
Dspi-imx.c843 ret = dmaengine_slave_config(master->dma_tx, &tx); in spi_imx_dma_configure()
917 if (master->dma_tx) { in spi_imx_sdma_exit()
918 dma_release_channel(master->dma_tx); in spi_imx_sdma_exit()
919 master->dma_tx = NULL; in spi_imx_sdma_exit()
935 master->dma_tx = dma_request_slave_channel_reason(dev, "tx"); in spi_imx_sdma_init()
936 if (IS_ERR(master->dma_tx)) { in spi_imx_sdma_init()
937 ret = PTR_ERR(master->dma_tx); in spi_imx_sdma_init()
939 master->dma_tx = NULL; in spi_imx_sdma_init()
1020 desc_tx = dmaengine_prep_slave_sg(master->dma_tx, in spi_imx_dma_transfer()
1024 dmaengine_terminate_all(master->dma_tx); in spi_imx_dma_transfer()
[all …]
Dspi-ep93xx.c102 struct dma_chan *dma_tx; member
461 chan = espi->dma_tx; in ep93xx_spi_dma_prepare()
543 chan = espi->dma_tx; in ep93xx_spi_dma_finish()
584 dma_async_issue_pending(espi->dma_tx); in ep93xx_spi_dma_transfer()
825 espi->dma_tx = dma_request_channel(mask, ep93xx_spi_dma_filter, in ep93xx_spi_setup_dma()
827 if (!espi->dma_tx) { in ep93xx_spi_setup_dma()
849 if (espi->dma_tx) { in ep93xx_spi_release_dma()
850 dma_release_channel(espi->dma_tx); in ep93xx_spi_release_dma()
Dspi-dw-mid.c49 struct dw_dma_slave *tx = dws->dma_tx; in mid_spi_dma_init()
76 dws->master->dma_tx = dws->txchan; in mid_spi_dma_init()
325 dws->dma_tx = &mid_dma_tx; in dw_spi_mid_init()
Dspi-rspi.c556 desc_tx = dmaengine_prep_slave_sg(rspi->master->dma_tx, in rspi_dma_transfer()
596 dma_async_issue_pending(rspi->master->dma_tx); in rspi_dma_transfer()
606 dmaengine_terminate_all(rspi->master->dma_tx); in rspi_dma_transfer()
1067 master->dma_tx = rspi_request_dma_chan(dev, DMA_MEM_TO_DEV, dma_tx_id, in rspi_request_dma()
1069 if (!master->dma_tx) in rspi_request_dma()
1075 dma_release_channel(master->dma_tx); in rspi_request_dma()
1076 master->dma_tx = NULL; in rspi_request_dma()
1087 if (master->dma_tx) in rspi_release_dma()
1088 dma_release_channel(master->dma_tx); in rspi_release_dma()
/drivers/i2c/busses/
Di2c-rcar.c139 struct dma_chan *dma_tx; member
313 ? priv->dma_rx : priv->dma_tx; in rcar_i2c_dma_unmap()
334 dmaengine_terminate_all(priv->dma_tx); in rcar_i2c_cleanup_dma()
354 struct dma_chan *chan = read ? priv->dma_rx : priv->dma_tx; in rcar_i2c_dma()
666 chan = read ? priv->dma_rx : priv->dma_tx; in rcar_i2c_request_dma()
676 priv->dma_tx = chan; in rcar_i2c_request_dma()
681 if (!IS_ERR(priv->dma_tx)) { in rcar_i2c_release_dma()
682 dma_release_channel(priv->dma_tx); in rcar_i2c_release_dma()
683 priv->dma_tx = ERR_PTR(-EPROBE_DEFER); in rcar_i2c_release_dma()
852 priv->dma_rx = priv->dma_tx = ERR_PTR(-EPROBE_DEFER); in rcar_i2c_probe()
Di2c-sh_mobile.c145 struct dma_chan *dma_tx; member
524 ? pd->dma_rx : pd->dma_tx; in sh_mobile_i2c_dma_unmap()
539 dmaengine_terminate_all(pd->dma_tx); in sh_mobile_i2c_cleanup_dma()
595 struct dma_chan *chan = read ? pd->dma_rx : pd->dma_tx; in sh_mobile_i2c_xfer_dma()
605 chan = pd->dma_tx = sh_mobile_i2c_request_dma_chan(pd->dev, DMA_MEM_TO_DEV, in sh_mobile_i2c_xfer_dma()
846 if (!IS_ERR(pd->dma_tx)) { in sh_mobile_i2c_release_dma()
847 dma_release_channel(pd->dma_tx); in sh_mobile_i2c_release_dma()
848 pd->dma_tx = ERR_PTR(-EPROBE_DEFER); in sh_mobile_i2c_release_dma()
950 pd->dma_rx = pd->dma_tx = ERR_PTR(-EPROBE_DEFER); in sh_mobile_i2c_probe()
/drivers/mmc/host/
Domap.c131 struct dma_chan *dma_tx; member
413 c = host->dma_tx; in mmc_omap_release_dma()
1003 c = host->dma_tx; in mmc_omap_prepare_data()
1079 host->dma_tx : host->dma_rx; in mmc_omap_start_request()
1387 host->dma_tx = dma_request_chan(&pdev->dev, "tx"); in mmc_omap_probe()
1388 if (IS_ERR(host->dma_tx)) { in mmc_omap_probe()
1389 ret = PTR_ERR(host->dma_tx); in mmc_omap_probe()
1395 host->dma_tx = NULL; in mmc_omap_probe()
1403 if (host->dma_tx) in mmc_omap_probe()
1404 dma_release_channel(host->dma_tx); in mmc_omap_probe()
[all …]
Ddavinci_mmc.c203 struct dma_chan *dma_tx; member
406 sync_dev = host->dma_tx; in davinci_abort_dma()
426 chan = host->dma_tx; in mmc_davinci_send_dma_request()
427 dmaengine_slave_config(host->dma_tx, &dma_tx_conf); in mmc_davinci_send_dma_request()
429 desc = dmaengine_prep_slave_sg(host->dma_tx, in mmc_davinci_send_dma_request()
507 dma_release_channel(host->dma_tx); in davinci_release_dma_channels()
513 host->dma_tx = dma_request_chan(mmc_dev(host->mmc), "tx"); in davinci_acquire_dma_channels()
514 if (IS_ERR(host->dma_tx)) { in davinci_acquire_dma_channels()
516 return PTR_ERR(host->dma_tx); in davinci_acquire_dma_channels()
522 dma_release_channel(host->dma_tx); in davinci_acquire_dma_channels()
Djz4740_mmc.c150 struct dma_chan *dma_tx; member
170 dma_release_channel(host->dma_tx); in jz4740_mmc_release_dma_channels()
181 host->dma_tx = dma_request_channel(mask, NULL, host); in jz4740_mmc_acquire_dma_channels()
182 if (!host->dma_tx) { in jz4740_mmc_acquire_dma_channels()
199 dma_release_channel(host->dma_tx); in jz4740_mmc_acquire_dma_channels()
211 return (data->flags & MMC_DATA_READ) ? host->dma_rx : host->dma_tx; in jz4740_mmc_get_dma_chan()
287 chan = host->dma_tx; in jz4740_mmc_start_dma_transfer()
/drivers/net/ethernet/micrel/
Dks8842.c159 #define KS8842_USE_DMA(adapter) (((adapter)->dma_tx.channel != -1) && \
171 struct ks8842_tx_dma_ctl dma_tx; member
434 struct ks8842_tx_dma_ctl *ctl = &adapter->dma_tx; in ks8842_tx_frame_dma()
859 struct ks8842_tx_dma_ctl *ctl = &adapter->dma_tx; in ks8842_dma_tx_cb()
875 struct ks8842_tx_dma_ctl *tx_ctl = &adapter->dma_tx; in ks8842_stop_dma()
897 struct ks8842_tx_dma_ctl *tx_ctl = &adapter->dma_tx; in ks8842_dealloc_dma_bufs()
929 struct ks8842_tx_dma_ctl *tx_ctl = &adapter->dma_tx; in ks8842_alloc_dma_bufs()
1003 adapter->dma_tx.channel = -1; in ks8842_open()
1057 if (adapter->dma_tx.adesc) in ks8842_xmit_frame()
1184 adapter->dma_tx.channel = pdata->tx_dma_channel; in ks8842_probe()
[all …]
/drivers/net/ethernet/samsung/sxgbe/
Dsxgbe_dma.c47 int fix_burst, int pbl, dma_addr_t dma_tx, in sxgbe_dma_channel_init() argument
69 writel(upper_32_bits(dma_tx), in sxgbe_dma_channel_init()
71 writel(lower_32_bits(dma_tx), in sxgbe_dma_channel_init()
83 dma_addr = dma_tx + ((t_rsize - 1) * SXGBE_DESC_SIZE_BYTES); in sxgbe_dma_channel_init()
/drivers/net/ethernet/stmicro/stmmac/
Ddwmac100_dma.c36 int aal, u32 dma_tx, u32 dma_rx, int atds) in dwmac100_dma_init() argument
48 writel(dma_tx, ioaddr + DMA_TX_BASE_ADDR); in dwmac100_dma_init()
Dchain_mode.c35 struct dma_desc *desc = priv->dma_tx + entry; in stmmac_jumbo_frm()
60 desc = priv->dma_tx + entry; in stmmac_jumbo_frm()
Dring_mode.c42 desc = priv->dma_tx + entry; in stmmac_jumbo_frm()
71 desc = priv->dma_tx + entry; in stmmac_jumbo_frm()
/drivers/net/ethernet/calxeda/
Dxgmac.c370 struct xgmac_dma_desc *dma_tx; member
760 priv->dma_tx = dma_alloc_coherent(priv->device, in xgmac_dma_desc_rings_init()
765 if (!priv->dma_tx) in xgmac_dma_desc_rings_init()
770 priv->dma_rx, priv->dma_tx, in xgmac_dma_desc_rings_init()
781 desc_init_tx_desc(priv->dma_tx, DMA_TX_RING_SZ); in xgmac_dma_desc_rings_init()
832 p = priv->dma_tx + i; in xgmac_free_tx_skbufs()
853 if (priv->dma_tx) { in xgmac_free_dma_desc_rings()
856 priv->dma_tx, priv->dma_tx_phy); in xgmac_free_dma_desc_rings()
857 priv->dma_tx = NULL; in xgmac_free_dma_desc_rings()
881 struct xgmac_dma_desc *p = priv->dma_tx + entry; in xgmac_tx_complete()
[all …]
/drivers/net/wan/
Dz85230.c541 if(!chan->dma_tx) in z8530_dma_tx()
572 if(chan->dma_tx) in z8530_dma_status()
807 c->dma_tx = 0; in z8530_sync_open()
897 c->dma_tx = 1; in z8530_sync_dma_open()
1098 c->dma_tx = 1; in z8530_sync_txdma_open()
1444 if(c->dma_tx) in z8530_tx_begin()
1465 if(c->dma_tx) in z8530_tx_begin()
1747 …if(c->dma_tx && ((unsigned long)(virt_to_bus(skb->data+skb->len))>=16*1024*1024 || spans_boundary(… in z8530_queue_xmit()

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