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Searched refs:tx_dma (Results 1 – 25 of 31) sorted by relevance

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/linux-6.15/drivers/tty/serial/
H A Dsprd_serial.c134 struct sprd_uart_dma tx_dma; member
236 dmaengine_tx_status(sp->tx_dma.chn, sp->tx_dma.cookie, &state); in sprd_stop_tx_dma()
245 sp->tx_dma.trans_len = 0; in sprd_stop_tx_dma()
283 sp->tx_dma.trans_len = 0; in sprd_complete_tx_dma()
336 return sprd_uart_dma_submit(port, &sp->tx_dma, sp->tx_dma.trans_len, in sprd_tx_dma_config()
358 if (sp->tx_dma.trans_len) in sprd_start_tx_dma()
362 sp->tx_dma.trans_len = 0; in sprd_start_tx_dma()
507 if (sp->tx_dma.enable) in sprd_release_dma()
519 sp->tx_dma.enable = true; in sprd_request_dma()
543 if (sp->tx_dma.enable) { in sprd_stop_tx()
[all …]
H A Dmsm_serial.c186 struct msm_dma tx_dma; member
290 dma = &msm_port->tx_dma; in msm_release_dma()
317 dma = &msm_port->tx_dma; in msm_request_tx_dma()
434 struct msm_dma *dma = &msm_port->tx_dma; in msm_start_tx()
456 struct msm_dma *dma = &msm_port->tx_dma; in msm_complete_tx_dma()
501 struct msm_dma *dma = &msm_port->tx_dma; in msm_handle_tx_dma()
893 struct msm_dma *dma = &msm_port->tx_dma; in msm_handle_tx()
/linux-6.15/drivers/spi/
H A Dspi-fsl-cpm.c89 if (mspi->tx_dma == mspi->dma_dummy_tx) in fsl_spi_cpm_bufs_start()
90 iowrite32be(mspi->tx_dma, &tx_bd->cbd_bufaddr); in fsl_spi_cpm_bufs_start()
92 iowrite32be(mspi->tx_dma + xfer_ofs, &tx_bd->cbd_bufaddr); in fsl_spi_cpm_bufs_start()
110 mspi->tx_dma = mspi->dma_dummy_tx; in fsl_spi_cpm_bufs()
137 mspi->tx_dma = dma_map_single(dev, nonconst_tx, t->len, in fsl_spi_cpm_bufs()
139 if (dma_mapping_error(dev, mspi->tx_dma)) { in fsl_spi_cpm_bufs()
144 mspi->tx_dma = 0; in fsl_spi_cpm_bufs()
171 dma_unmap_single(dev, mspi->tx_dma, t->len, DMA_TO_DEVICE); in fsl_spi_cpm_bufs()
182 dma_unmap_single(dev, mspi->tx_dma, t->len, DMA_TO_DEVICE); in fsl_spi_cpm_bufs_complete()
H A Dspi-s3c64xx.c221 struct s3c64xx_spi_dma_data tx_dma; member
396 if (IS_ERR(sdd->tx_dma.ch)) { in s3c64xx_spi_prepare_transfer()
399 sdd->tx_dma.ch = NULL; in s3c64xx_spi_prepare_transfer()
405 spi->dma_tx = sdd->tx_dma.ch; in s3c64xx_spi_prepare_transfer()
418 if (sdd->rx_dma.ch && sdd->tx_dma.ch) { in s3c64xx_spi_unprepare_transfer()
420 dma_release_channel(sdd->tx_dma.ch); in s3c64xx_spi_unprepare_transfer()
422 sdd->tx_dma.ch = NULL; in s3c64xx_spi_unprepare_transfer()
434 if (sdd->rx_dma.ch && sdd->tx_dma.ch) in s3c64xx_spi_can_dma()
909 dmaengine_pause(sdd->tx_dma.ch); in s3c64xx_spi_transfer_one()
910 dmaengine_tx_status(sdd->tx_dma.ch, sdd->tx_dma.cookie, &s); in s3c64xx_spi_transfer_one()
[all …]
H A Dspi-atmel.c863 dma_addr_t *tx_dma, in atmel_spi_next_xfer_data() argument
868 *tx_dma = xfer->tx_dma + xfer->len - *plen; in atmel_spi_next_xfer_data()
930 dma_addr_t tx_dma, rx_dma; in atmel_spi_pdc_next_xfer() local
939 spi_writel(as, TPR, tx_dma); in atmel_spi_pdc_next_xfer()
949 (unsigned long long)xfer->tx_dma, xfer->rx_buf, in atmel_spi_pdc_next_xfer()
958 spi_writel(as, TNPR, tx_dma); in atmel_spi_pdc_next_xfer()
968 (unsigned long long)xfer->tx_dma, xfer->rx_buf, in atmel_spi_pdc_next_xfer()
1002 xfer->tx_dma = dma_map_single(dev, in atmel_spi_dma_map_xfer()
1005 if (dma_mapping_error(dev, xfer->tx_dma)) in atmel_spi_dma_map_xfer()
1015 xfer->tx_dma, xfer->len, in atmel_spi_dma_map_xfer()
[all …]
H A Dspi-slave-mt27xx.c215 xfer->tx_dma = dma_map_single(dev, nonconst_tx, in mtk_spi_slave_dma_transfer()
217 if (dma_mapping_error(dev, xfer->tx_dma)) { in mtk_spi_slave_dma_transfer()
232 writel(xfer->tx_dma, mdata->base + SPIS_TX_SRC_REG); in mtk_spi_slave_dma_transfer()
271 dma_unmap_single(dev, xfer->tx_dma, in mtk_spi_slave_dma_transfer()
346 dma_unmap_single(mdata->dev, trans->tx_dma, in mtk_spi_slave_interrupt()
H A Dspi-mt65xx.c176 dma_addr_t tx_dma; member
617 writel((u32)(xfer->tx_dma & MTK_SPI_32BITS_MASK), in mtk_spi_setup_dma_addr()
621 writel((u32)(xfer->tx_dma >> 32), in mtk_spi_setup_dma_addr()
696 xfer->tx_dma = sg_dma_address(mdata->tx_sgl); in mtk_spi_dma_transfer()
811 xfer->tx_dma += mdata->xfer_len; in mtk_spi_interrupt_thread()
818 xfer->tx_dma = sg_dma_address(mdata->tx_sgl); in mtk_spi_interrupt_thread()
915 writel((u32)(mdata->tx_dma & MTK_SPI_32BITS_MASK), in mtk_spi_mem_setup_dma_xfer()
919 writel((u32)(mdata->tx_dma >> 32), in mtk_spi_mem_setup_dma_xfer()
1060 mdata->tx_dma = dma_map_single(mdata->dev, tx_tmp_buf, in mtk_spi_mem_exec_op()
1062 if (dma_mapping_error(mdata->dev, mdata->tx_dma)) { in mtk_spi_mem_exec_op()
[all …]
H A Dspi-sunplus-sp7021.c129 writel(xfer->tx_dma, pspim->s_base + SP7021_SLAVE_DMA_ADDR_REG); in sp7021_spi_target_tx()
370 xfer->tx_dma = dma_map_single(dev, (void *)xfer->tx_buf, in sp7021_spi_target_transfer_one()
372 if (dma_mapping_error(dev, xfer->tx_dma)) in sp7021_spi_target_transfer_one()
375 dma_unmap_single(dev, xfer->tx_dma, xfer->len, DMA_TO_DEVICE); in sp7021_spi_target_transfer_one()
H A Dspi-fsl-lib.h38 dma_addr_t tx_dma; member
H A Dspi-tegra210-quad.c492 tx_dma_phys = t->tx_dma; in tegra_qspi_start_tx_dma()
581 t->tx_dma = dma_map_single(tqspi->dev, (void *)tx_buf, len, DMA_TO_DEVICE); in tegra_qspi_dma_map_xfer()
582 if (dma_mapping_error(tqspi->dev, t->tx_dma)) in tegra_qspi_dma_map_xfer()
589 dma_unmap_single(tqspi->dev, t->tx_dma, len, DMA_TO_DEVICE); in tegra_qspi_dma_map_xfer()
603 dma_unmap_single(tqspi->dev, t->tx_dma, len, DMA_TO_DEVICE); in tegra_qspi_dma_unmap_xfer()
/linux-6.15/drivers/net/ethernet/amd/
H A Dau1000_eth.h39 struct tx_dma { struct
74 struct tx_dma *tx_dma_ring[NUM_TX_DMA];
H A Dau1000_eth.c640 aup->tx_dma_ring[i] = (struct tx_dma *) in au1000_setup_hw_rings()
641 (tx_base + sizeof(struct tx_dma) * i); in au1000_setup_hw_rings()
864 struct tx_dma *ptxd; in au1000_tx_ack()
960 struct tx_dma *ptxd; in au1000_tx()
/linux-6.15/drivers/net/ethernet/apple/
H A Dmace.c46 volatile struct dbdma_regs __iomem *tx_dma; member
180 mp->tx_dma = ioremap(macio_resource_start(mdev, 1), 0x1000); in mace_probe()
181 if (mp->tx_dma == NULL) { in mace_probe()
264 iounmap(mp->tx_dma); in mace_probe()
293 iounmap(mp->tx_dma); in mace_remove()
436 volatile struct dbdma_regs __iomem *td = mp->tx_dma; in mace_open()
506 volatile struct dbdma_regs __iomem *td = mp->tx_dma; in mace_close()
535 volatile struct dbdma_regs __iomem *td = mp->tx_dma; in mace_xmit_start()
665 volatile struct dbdma_regs __iomem *td = mp->tx_dma; in mace_interrupt()
811 volatile struct dbdma_regs __iomem *td = mp->tx_dma; in mace_tx_timeout()
H A Dbmac.c61 volatile struct dbdma_regs __iomem *tx_dma; member
226 volatile struct dbdma_regs __iomem *td = bp->tx_dma; in bmac_enable_and_reset_chip()
474 volatile struct dbdma_regs __iomem *td = bp->tx_dma; in bmac_suspend()
582 volatile struct dbdma_regs __iomem *td = bp->tx_dma; in bmac_init_tx_ring()
638 volatile struct dbdma_regs __iomem *td = bp->tx_dma; in bmac_transmit_packet()
771 if (cp == bus_to_virt(in_le32(&bp->tx_dma->cmdptr))) in bmac_txdma_intr()
1304 if (!bp->tx_dma) in bmac_probe()
1362 iounmap(bp->tx_dma); in bmac_probe()
1389 volatile struct dbdma_regs __iomem *td = bp->tx_dma; in bmac_close()
1471 volatile struct dbdma_regs __iomem *td = bp->tx_dma; in bmac_tx_timeout()
[all …]
/linux-6.15/drivers/iio/dac/
H A Dad5791.c436 struct dma_chan *tx_dma; in ad5791_offload_setup() local
450 tx_dma = devm_spi_offload_tx_stream_request_dma_chan(&spi->dev, in ad5791_offload_setup()
452 if (IS_ERR(tx_dma)) in ad5791_offload_setup()
453 return dev_err_probe(&spi->dev, PTR_ERR(tx_dma), in ad5791_offload_setup()
457 indio_dev, tx_dma, IIO_BUFFER_DIRECTION_OUT); in ad5791_offload_setup()
/linux-6.15/drivers/atm/
H A Deni.h82 void __iomem *tx_dma; /* TX DMA queue */ member
H A Deni.c1166 writel(eni_dev->dma[i*2],eni_dev->tx_dma+dma_wr*8); in do_tx()
1167 writel(eni_dev->dma[i*2+1],eni_dev->tx_dma+dma_wr*8+4); in do_tx()
1836 eni_dev->tx_dma = eni_dev->rx_dma+NR_DMA_RX*8; in eni_start()
1837 eni_dev->service = eni_dev->tx_dma+NR_DMA_TX*8; in eni_start()
1840 eni_dev->vci,eni_dev->rx_dma,eni_dev->tx_dma, in eni_start()
/linux-6.15/Documentation/devicetree/bindings/iio/dac/
H A Dadi,axi-dac.yaml88 dmas = <&tx_dma 0>;
H A Dadi,ad8460.yaml140 dmas = <&tx_dma 0>;
/linux-6.15/drivers/net/ethernet/sis/
H A Dsis190.c276 dma_addr_t tx_dma; member
890 SIS_W32(TxDescStartAddr, tp->tx_dma); in sis190_hw_start()
1076 &tp->tx_dma, GFP_KERNEL); in sis190_open()
1107 tp->tx_dma); in sis190_open()
1170 tp->tx_dma); in sis190_close()
/linux-6.15/drivers/i2c/busses/
H A Di2c-qcom-geni.c461 dma_addr_t tx_dma = 0; in geni_i2c_tx_one_msg() local
477 if (dma_buf && geni_se_tx_dma_prep(se, dma_buf, len, &tx_dma)) { in geni_i2c_tx_one_msg()
483 gi2c->dma_addr = tx_dma; in geni_i2c_tx_one_msg()
/linux-6.15/drivers/tty/serial/8250/
H A D8250.h18 int (*tx_dma)(struct uart_8250_port *p); member
/linux-6.15/drivers/scsi/mvsas/
H A Dmv_init.c103 mvi->tx, mvi->tx_dma); in mvs_free()
229 &mvi->tx_dma, GFP_KERNEL); in mvs_alloc()
H A Dmv_64xx.c315 mw32(MVS_TX_LO, mvi->tx_dma); in mvs_64xx_init()
316 mw32(MVS_TX_HI, (mvi->tx_dma >> 16) >> 16); in mvs_64xx_init()
/linux-6.15/drivers/net/ethernet/natsemi/
H A Dnatsemi.c548 dma_addr_t tx_dma[TX_RING_SIZE]; member
2013 dma_unmap_single(&np->pci_dev->dev, np->tx_dma[i], in drain_tx()
2100 np->tx_dma[entry] = dma_map_single(&np->pci_dev->dev, skb->data, in start_tx()
2102 if (dma_mapping_error(&np->pci_dev->dev, np->tx_dma[entry])) { in start_tx()
2109 np->tx_ring[entry].addr = cpu_to_le32(np->tx_dma[entry]); in start_tx()
2168 dma_unmap_single(&np->pci_dev->dev, np->tx_dma[entry], in netdev_tx_done()

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