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

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/linux-6.15/drivers/tty/serial/
H A Dsprd_serial.c135 struct sprd_uart_dma rx_dma; member
202 if (sp->rx_dma.enable) in sprd_stop_rx()
378 if (!sp->rx_dma.virt) in sprd_rx_alloc_buf()
386 if (sp->rx_dma.virt) in sprd_rx_free_buf()
388 sp->rx_dma.virt, sp->rx_dma.phys_addr); in sprd_rx_free_buf()
389 sp->rx_dma.virt = NULL; in sprd_rx_free_buf()
483 if (!sp->rx_dma.enable) in sprd_start_dma_rx()
504 if (sp->rx_dma.enable) in sprd_release_dma()
520 sp->rx_dma.enable = true; in sprd_request_dma()
622 if (sp->rx_dma.enable) { in sprd_rx()
[all …]
H A Dmsm_serial.c187 struct msm_dma rx_dma; member
298 dma = &msm_port->rx_dma; in msm_release_dma()
365 dma = &msm_port->rx_dma; in msm_request_rx_dma()
564 struct msm_dma *dma = &msm_port->rx_dma; in msm_complete_rx_dma()
622 struct msm_dma *dma = &msm_port->rx_dma; in msm_start_rx_dma()
709 struct msm_dma *dma = &msm_port->rx_dma; in msm_stop_rx()
956 struct msm_dma *dma = &msm_port->rx_dma; in msm_uart_irq()
1274 struct msm_dma *dma = &msm_port->rx_dma; in msm_set_termios()
/linux-6.15/drivers/spi/
H A Dspi-fsl-cpm.c82 if (mspi->rx_dma == mspi->dma_dummy_rx) in fsl_spi_cpm_bufs_start()
83 iowrite32be(mspi->rx_dma, &rx_bd->cbd_bufaddr); in fsl_spi_cpm_bufs_start()
85 iowrite32be(mspi->rx_dma + xfer_ofs, &rx_bd->cbd_bufaddr); in fsl_spi_cpm_bufs_start()
115 mspi->rx_dma = mspi->dma_dummy_rx; in fsl_spi_cpm_bufs()
148 mspi->rx_dma = dma_map_single(dev, mspi->rx, t->len, in fsl_spi_cpm_bufs()
150 if (dma_mapping_error(dev, mspi->rx_dma)) { in fsl_spi_cpm_bufs()
155 mspi->rx_dma = t->rx_dma; in fsl_spi_cpm_bufs()
184 dma_unmap_single(dev, mspi->rx_dma, t->len, DMA_FROM_DEVICE); in fsl_spi_cpm_bufs_complete()
H A Dspi-s3c64xx.c220 struct s3c64xx_spi_dma_data rx_dma; member
389 if (IS_ERR(sdd->rx_dma.ch)) { in s3c64xx_spi_prepare_transfer()
391 sdd->rx_dma.ch = NULL; in s3c64xx_spi_prepare_transfer()
398 dma_release_channel(sdd->rx_dma.ch); in s3c64xx_spi_prepare_transfer()
400 sdd->rx_dma.ch = NULL; in s3c64xx_spi_prepare_transfer()
404 spi->dma_rx = sdd->rx_dma.ch; in s3c64xx_spi_prepare_transfer()
419 dma_release_channel(sdd->rx_dma.ch); in s3c64xx_spi_unprepare_transfer()
421 sdd->rx_dma.ch = NULL; in s3c64xx_spi_unprepare_transfer()
434 if (sdd->rx_dma.ch && sdd->tx_dma.ch) in s3c64xx_spi_can_dma()
916 dmaengine_pause(sdd->rx_dma.ch); in s3c64xx_spi_transfer_one()
[all …]
H A Dspi-atmel.c833 xfer->rx_buf, (unsigned long long)xfer->rx_dma); in atmel_spi_next_xfer_dma_submit()
864 dma_addr_t *rx_dma, in atmel_spi_next_xfer_data() argument
867 *rx_dma = xfer->rx_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
938 spi_writel(as, RPR, rx_dma); in atmel_spi_pdc_next_xfer()
950 (unsigned long long)xfer->rx_dma); in atmel_spi_pdc_next_xfer()
957 spi_writel(as, RNPR, rx_dma); in atmel_spi_pdc_next_xfer()
969 (unsigned long long)xfer->rx_dma); in atmel_spi_pdc_next_xfer()
1009 xfer->rx_dma = dma_map_single(dev, in atmel_spi_dma_map_xfer()
1012 if (dma_mapping_error(dev, xfer->rx_dma)) { in atmel_spi_dma_map_xfer()
[all …]
H A Dspi-slave-mt27xx.c224 xfer->rx_dma = dma_map_single(dev, xfer->rx_buf, in mtk_spi_slave_dma_transfer()
226 if (dma_mapping_error(dev, xfer->rx_dma)) { in mtk_spi_slave_dma_transfer()
233 writel(xfer->rx_dma, mdata->base + SPIS_RX_DST_REG); in mtk_spi_slave_dma_transfer()
266 dma_unmap_single(dev, xfer->rx_dma, in mtk_spi_slave_dma_transfer()
349 dma_unmap_single(mdata->dev, trans->rx_dma, in mtk_spi_slave_interrupt()
H A Dspi-mt65xx.c177 dma_addr_t rx_dma; member
627 writel((u32)(xfer->rx_dma & MTK_SPI_32BITS_MASK), in mtk_spi_setup_dma_addr()
631 writel((u32)(xfer->rx_dma >> 32), in mtk_spi_setup_dma_addr()
700 xfer->rx_dma = sg_dma_address(mdata->rx_sgl); in mtk_spi_dma_transfer()
813 xfer->rx_dma += mdata->xfer_len; in mtk_spi_interrupt_thread()
825 xfer->rx_dma = sg_dma_address(mdata->rx_sgl); in mtk_spi_interrupt_thread()
924 writel((u32)(mdata->rx_dma & MTK_SPI_32BITS_MASK), in mtk_spi_mem_setup_dma_xfer()
928 writel((u32)(mdata->rx_dma >> 32), in mtk_spi_mem_setup_dma_xfer()
1079 mdata->rx_dma = dma_map_single(mdata->dev, in mtk_spi_mem_exec_op()
1083 if (dma_mapping_error(mdata->dev, mdata->rx_dma)) { in mtk_spi_mem_exec_op()
[all …]
H A Dspi-sunplus-sp7021.c149 writel(xfer->rx_dma, pspim->s_base + SP7021_SLAVE_DMA_ADDR_REG); in sp7021_spi_target_rx()
377 xfer->rx_dma = dma_map_single(dev, xfer->rx_buf, xfer->len, in sp7021_spi_target_transfer_one()
379 if (dma_mapping_error(dev, xfer->rx_dma)) in sp7021_spi_target_transfer_one()
382 dma_unmap_single(dev, xfer->rx_dma, xfer->len, DMA_FROM_DEVICE); in sp7021_spi_target_transfer_one()
H A Dspi-fsl-lib.h39 dma_addr_t rx_dma; member
/linux-6.15/drivers/net/ethernet/amd/
H A Dau1000_eth.h46 struct rx_dma { struct
73 struct rx_dma *rx_dma_ring[NUM_RX_DMA];
H A Dau1000_eth.c636 aup->rx_dma_ring[i] = (struct rx_dma *) in au1000_setup_hw_rings()
637 (tx_base + 0x100 + sizeof(struct rx_dma) * i); in au1000_setup_hw_rings()
770 struct rx_dma *prxd; in au1000_rx()
/linux-6.15/drivers/net/ethernet/apple/
H A Dbmac.c63 volatile struct dbdma_regs __iomem *rx_dma; member
225 volatile struct dbdma_regs __iomem *rd = bp->rx_dma; in bmac_enable_and_reset_chip()
402 volatile struct dbdma_regs __iomem *rd = bp->rx_dma; in bmac_start_chip()
473 volatile struct dbdma_regs __iomem *rd = bp->rx_dma; in bmac_suspend()
604 volatile struct dbdma_regs __iomem *rd = bp->rx_dma; in bmac_init_rx_ring()
674 volatile struct dbdma_regs __iomem *rd = bp->rx_dma; in bmac_rxdma_intr()
1308 if (!bp->rx_dma) in bmac_probe()
1360 iounmap(bp->rx_dma); in bmac_probe()
1388 volatile struct dbdma_regs __iomem *rd = bp->rx_dma; in bmac_close()
1472 volatile struct dbdma_regs __iomem *rd = bp->rx_dma; in bmac_tx_timeout()
[all …]
H A Dmace.c48 volatile struct dbdma_regs __iomem *rx_dma; member
188 mp->rx_dma = ioremap(macio_resource_start(mdev, 2), 0x1000); in mace_probe()
189 if (mp->rx_dma == NULL) { in mace_probe()
262 iounmap(mp->rx_dma); in mace_probe()
292 iounmap(mp->rx_dma); in mace_remove()
435 volatile struct dbdma_regs __iomem *rd = mp->rx_dma; in mace_open()
505 volatile struct dbdma_regs __iomem *rd = mp->rx_dma; in mace_close()
812 volatile struct dbdma_regs __iomem *rd = mp->rx_dma; in mace_tx_timeout()
881 volatile struct dbdma_regs __iomem *rd = mp->rx_dma; in mace_rxdma_intr()
/linux-6.15/drivers/net/ethernet/agere/
H A Det131x.c1558 writel(0, &rx_dma->psr_full_offset); in et131x_config_rx_dma_regs()
1562 &rx_dma->psr_min_des); in et131x_config_rx_dma_regs()
1578 num_des = &rx_dma->fbr0_num_des; in et131x_config_rx_dma_regs()
1580 min_des = &rx_dma->fbr0_min_des; in et131x_config_rx_dma_regs()
1581 base_hi = &rx_dma->fbr0_base_hi; in et131x_config_rx_dma_regs()
1582 base_lo = &rx_dma->fbr0_base_lo; in et131x_config_rx_dma_regs()
1584 num_des = &rx_dma->fbr1_num_des; in et131x_config_rx_dma_regs()
1586 min_des = &rx_dma->fbr1_min_des; in et131x_config_rx_dma_regs()
1587 base_hi = &rx_dma->fbr1_base_hi; in et131x_config_rx_dma_regs()
1588 base_lo = &rx_dma->fbr1_base_lo; in et131x_config_rx_dma_regs()
[all …]
/linux-6.15/drivers/iio/adc/
H A Dad7944.c819 struct dma_chan *rx_dma; in ad7944_probe() local
840 rx_dma = devm_spi_offload_rx_stream_request_dma_chan(dev, in ad7944_probe()
842 if (IS_ERR(rx_dma)) in ad7944_probe()
843 return dev_err_probe(dev, PTR_ERR(rx_dma), in ad7944_probe()
855 indio_dev, rx_dma, IIO_BUFFER_DIRECTION_IN); in ad7944_probe()
H A Dad4695.c1699 struct dma_chan *rx_dma; in ad4695_probe_spi_offload() local
1746 rx_dma = devm_spi_offload_rx_stream_request_dma_chan(dev, st->offload); in ad4695_probe_spi_offload()
1747 if (IS_ERR(rx_dma)) in ad4695_probe_spi_offload()
1748 return dev_err_probe(dev, PTR_ERR(rx_dma), in ad4695_probe_spi_offload()
1792 rx_dma, IIO_BUFFER_DIRECTION_IN); in ad4695_probe_spi_offload()
H A Dad7380.c1794 struct dma_chan *rx_dma; in ad7380_probe_spi_offload() local
1823 rx_dma = devm_spi_offload_rx_stream_request_dma_chan(dev, st->offload); in ad7380_probe_spi_offload()
1824 if (IS_ERR(rx_dma)) in ad7380_probe_spi_offload()
1825 return dev_err_probe(dev, PTR_ERR(rx_dma), in ad7380_probe_spi_offload()
1829 rx_dma, IIO_BUFFER_DIRECTION_IN); in ad7380_probe_spi_offload()
/linux-6.15/Documentation/devicetree/bindings/iio/adc/
H A Dadi,axi-adc.yaml106 dmas = <&rx_dma 0>;
116 dmas = <&rx_dma 0>;
/linux-6.15/drivers/net/fddi/
H A Ddefza.c425 writel_o((fp->rx_dma[i] + 0x1000) >> 9, in fza_rx_init()
427 writel_o(fp->rx_dma[i] >> 9 | FZA_RING_OWN_FZA, in fza_rx_init()
693 dma = fp->rx_dma[i]; in fza_rx()
767 fp->rx_dma[i] = dma; in fza_rx()
1173 dma_unmap_single(fp->bdev, fp->rx_dma[i], in fza_open()
1177 fp->rx_dma[i] = 0; in fza_open()
1183 fp->rx_dma[i] = dma; in fza_open()
1256 dma_unmap_single(fp->bdev, fp->rx_dma[i], in fza_close()
1259 fp->rx_dma[i] = 0; in fza_close()
/linux-6.15/drivers/atm/
H A Deni.h81 void __iomem *rx_dma; /* RX DMA queue */ member
/linux-6.15/drivers/net/can/peak_canfd/
H A Dpeak_pciefd_main.c315 struct pciefd_rx_dma *rx_dma = priv->rx_dma_vaddr; in pciefd_irq_handler() local
322 priv->irq_status = le32_to_cpu(rx_dma->irq_status); in pciefd_irq_handler()
330 rx_dma->msg, in pciefd_irq_handler()
/linux-6.15/drivers/net/ethernet/sis/
H A Dsis190.c275 dma_addr_t rx_dma; member
891 SIS_W32(RxDescStartAddr, tp->rx_dma); in sis190_hw_start()
1081 &tp->rx_dma, GFP_KERNEL); in sis190_open()
1104 tp->rx_dma); in sis190_open()
1172 tp->rx_dma); in sis190_close()
/linux-6.15/drivers/net/ethernet/natsemi/
H A Dnatsemi.c545 dma_addr_t rx_dma[RX_RING_SIZE]; member
1939 np->rx_dma[entry] = dma_map_single(&np->pci_dev->dev, in refill_rx()
1942 if (dma_mapping_error(&np->pci_dev->dev, np->rx_dma[entry])) { in refill_rx()
1947 np->rx_ring[entry].addr = cpu_to_le32(np->rx_dma[entry]); in refill_rx()
2033 dma_unmap_single(&np->pci_dev->dev, np->rx_dma[i], in drain_rx()
2358 np->rx_dma[entry], in netdev_rx()
2365 np->rx_dma[entry], in netdev_rx()
2370 np->rx_dma[entry], in netdev_rx()
/linux-6.15/drivers/i2c/busses/
H A Di2c-qcom-geni.c422 dma_addr_t rx_dma = 0; in geni_i2c_rx_one_msg() local
438 if (dma_buf && geni_se_rx_dma_prep(se, dma_buf, len, &rx_dma)) { in geni_i2c_rx_one_msg()
444 gi2c->dma_addr = rx_dma; in geni_i2c_rx_one_msg()
/linux-6.15/drivers/tty/serial/8250/
H A D8250.h19 int (*rx_dma)(struct uart_8250_port *p); member

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