/linux/drivers/spi/ |
A D | spi-pxa2xx-dma.c | 102 chan = drv_data->controller->dma_rx; in pxa2xx_spi_dma_prepare_one() 123 dmaengine_terminate_async(drv_data->controller->dma_rx); in pxa2xx_spi_dma_transfer() 169 dma_async_issue_pending(drv_data->controller->dma_rx); in pxa2xx_spi_dma_start() 178 dmaengine_terminate_sync(drv_data->controller->dma_rx); in pxa2xx_spi_dma_stop() 197 controller->dma_rx = dma_request_slave_channel_compat(mask, in pxa2xx_spi_dma_setup() 199 if (!controller->dma_rx) { in pxa2xx_spi_dma_setup() 212 if (controller->dma_rx) { in pxa2xx_spi_dma_release() 213 dmaengine_terminate_sync(controller->dma_rx); in pxa2xx_spi_dma_release() 214 dma_release_channel(controller->dma_rx); in pxa2xx_spi_dma_release() 215 controller->dma_rx = NULL; in pxa2xx_spi_dma_release()
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A D | spi-bcm2835.c | 686 chan = ctlr->dma_rx; in bcm2835_spi_prepare_sg() 821 dma_async_issue_pending(ctlr->dma_rx); in bcm2835_spi_transfer_one_dma() 875 if (ctlr->dma_rx) { in bcm2835_dma_release() 877 dma_release_channel(ctlr->dma_rx); in bcm2835_dma_release() 878 ctlr->dma_rx = NULL; in bcm2835_dma_release() 908 if (IS_ERR(ctlr->dma_rx)) { in bcm2835_dma_init() 910 ret = PTR_ERR(ctlr->dma_rx); in bcm2835_dma_init() 911 ctlr->dma_rx = NULL; in bcm2835_dma_init() 1143 dmaengine_terminate_sync(ctlr->dma_rx); in bcm2835_spi_handle_err() 1180 if (!ctlr->dma_rx) in bcm2835_spi_setup_dma() [all …]
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A D | spi-sun6i.c | 207 dmaengine_slave_config(master->dma_rx, &rxconf); in sun6i_spi_prepare_dma() 236 dmaengine_terminate_sync(master->dma_rx); in sun6i_spi_prepare_dma() 243 dma_async_issue_pending(master->dma_rx); in sun6i_spi_prepare_dma() 441 dmaengine_terminate_sync(master->dma_rx); in sun6i_spi_transfer_one() 634 if (IS_ERR(master->dma_rx)) { in sun6i_spi_probe() 640 master->dma_rx = NULL; in sun6i_spi_probe() 643 if (master->dma_tx && master->dma_rx) { in sun6i_spi_probe() 676 if (master->dma_rx) in sun6i_spi_probe() 677 dma_release_channel(master->dma_rx); in sun6i_spi_probe() 694 if (master->dma_rx) in sun6i_spi_remove() [all …]
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A D | spi-at91-usart.c | 149 if (IS_ERR_OR_NULL(ctlr->dma_rx)) { in at91_usart_spi_configure_dma() 150 if (IS_ERR(ctlr->dma_rx)) { in at91_usart_spi_configure_dma() 151 err = PTR_ERR(ctlr->dma_rx); in at91_usart_spi_configure_dma() 191 if (!IS_ERR_OR_NULL(ctlr->dma_rx)) in at91_usart_spi_configure_dma() 192 dma_release_channel(ctlr->dma_rx); in at91_usart_spi_configure_dma() 194 ctlr->dma_rx = NULL; in at91_usart_spi_configure_dma() 202 if (ctlr->dma_rx) in at91_usart_spi_release_dma() 203 dma_release_channel(ctlr->dma_rx); in at91_usart_spi_release_dma() 210 if (ctlr->dma_rx) in at91_usart_spi_stop_dma() 211 dmaengine_terminate_all(ctlr->dma_rx); in at91_usart_spi_stop_dma() [all …]
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A D | spi-pic32.c | 309 if (!master->dma_rx || !master->dma_tx) in pic32_spi_dma_transfer() 346 dma_async_issue_pending(master->dma_rx); in pic32_spi_dma_transfer() 352 dmaengine_terminate_all(master->dma_rx); in pic32_spi_dma_transfer() 554 dmaengine_terminate_all(master->dma_rx); in pic32_spi_one_transfer() 616 if (IS_ERR(master->dma_rx)) { in pic32_spi_dma_prep() 622 master->dma_rx = NULL; in pic32_spi_dma_prep() 646 if (master->dma_rx) { in pic32_spi_dma_prep() 647 dma_release_channel(master->dma_rx); in pic32_spi_dma_prep() 648 master->dma_rx = NULL; in pic32_spi_dma_prep() 665 if (pic32s->master->dma_rx) in pic32_spi_dma_unprep() [all …]
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A D | spi-uniphier.c | 356 if ((!master->dma_tx && !master->dma_rx) in uniphier_spi_can_dma() 358 || (!master->dma_rx && t->rx_buf)) in uniphier_spi_can_dma() 415 dmaengine_slave_config(master->dma_rx, &rxconf); in uniphier_spi_transfer_one_dma() 418 master->dma_rx, in uniphier_spi_transfer_one_dma() 431 dma_async_issue_pending(master->dma_rx); in uniphier_spi_transfer_one_dma() 466 dmaengine_terminate_sync(master->dma_rx); in uniphier_spi_transfer_one_dma() 595 dmaengine_terminate_async(master->dma_rx); in uniphier_spi_handle_err() 735 if (IS_ERR_OR_NULL(master->dma_rx)) { in uniphier_spi_probe() 740 master->dma_rx = NULL; in uniphier_spi_probe() 774 if (priv->master->dma_rx) in uniphier_spi_remove() [all …]
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A D | spi-fsl-lpspi.c | 180 if (!controller->dma_rx) in fsl_lpspi_can_dma() 569 dma_async_issue_pending(controller->dma_rx); in fsl_lpspi_dma_transfer() 597 dmaengine_terminate_all(controller->dma_rx); in fsl_lpspi_dma_transfer() 607 dmaengine_terminate_all(controller->dma_rx); in fsl_lpspi_dma_transfer() 617 dmaengine_terminate_all(controller->dma_rx); in fsl_lpspi_dma_transfer() 640 if (controller->dma_rx) { in fsl_lpspi_dma_exit() 641 dma_release_channel(controller->dma_rx); in fsl_lpspi_dma_exit() 642 controller->dma_rx = NULL; in fsl_lpspi_dma_exit() 668 if (IS_ERR(controller->dma_rx)) { in fsl_lpspi_dma_init() 669 ret = PTR_ERR(controller->dma_rx); in fsl_lpspi_dma_init() [all …]
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A D | spi-ep93xx.c | 93 struct dma_chan *dma_rx; member 296 chan = espi->dma_rx; in ep93xx_spi_dma_prepare() 384 chan = espi->dma_rx; in ep93xx_spi_dma_finish() 430 dma_async_issue_pending(espi->dma_rx); in ep93xx_spi_dma_transfer() 505 if (espi->dma_rx && xfer->len > SPI_FIFO_SIZE) in ep93xx_spi_transfer_one() 603 espi->dma_rx = dma_request_channel(mask, ep93xx_spi_dma_filter, in ep93xx_spi_setup_dma() 605 if (!espi->dma_rx) { in ep93xx_spi_setup_dma() 624 dma_release_channel(espi->dma_rx); in ep93xx_spi_setup_dma() 625 espi->dma_rx = NULL; in ep93xx_spi_setup_dma() 634 if (espi->dma_rx) { in ep93xx_spi_release_dma() [all …]
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A D | spi-davinci.c | 120 struct dma_chan *dma_rx; member 396 if (dspi->dma_rx && dspi->dma_tx) in davinci_spi_of_setup() 657 dma_async_issue_pending(dspi->dma_rx); in davinci_spi_bufs() 749 if (IS_ERR(dspi->dma_rx)) in davinci_spi_request_dma() 750 return PTR_ERR(dspi->dma_rx); in davinci_spi_request_dma() 754 dma_release_channel(dspi->dma_rx); in davinci_spi_request_dma() 963 dspi->dma_rx = NULL; in davinci_spi_probe() 1000 if (dspi->dma_rx) { in davinci_spi_probe() 1001 dma_release_channel(dspi->dma_rx); in davinci_spi_probe() 1033 if (dspi->dma_rx) { in davinci_spi_remove() [all …]
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A D | spi-rockchip.c | 285 dmaengine_terminate_async(ctlr->dma_rx); in rockchip_spi_handle_err() 439 ctlr->dma_rx, in rockchip_spi_prepare_dma() 466 dmaengine_terminate_sync(ctlr->dma_rx); in rockchip_spi_prepare_dma() 478 dma_async_issue_pending(ctlr->dma_rx); in rockchip_spi_prepare_dma() 793 if (IS_ERR(ctlr->dma_rx)) { in rockchip_spi_probe() 799 ctlr->dma_rx = NULL; in rockchip_spi_probe() 802 if (ctlr->dma_tx && ctlr->dma_rx) { in rockchip_spi_probe() 825 if (ctlr->dma_rx) in rockchip_spi_probe() 826 dma_release_channel(ctlr->dma_rx); in rockchip_spi_probe() 858 if (ctlr->dma_rx) in rockchip_spi_remove() [all …]
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A D | spi-omap2-mcspi.c | 93 struct dma_chan *dma_rx; member 514 dma_async_issue_pending(mcspi_dma->dma_rx); in omap2_mcspi_rx_dma() 993 if (IS_ERR(mcspi_dma->dma_rx)) { in omap2_mcspi_request_dma() 994 ret = PTR_ERR(mcspi_dma->dma_rx); in omap2_mcspi_request_dma() 995 mcspi_dma->dma_rx = NULL; in omap2_mcspi_request_dma() 1004 dma_release_channel(mcspi_dma->dma_rx); in omap2_mcspi_request_dma() 1005 mcspi_dma->dma_rx = NULL; in omap2_mcspi_request_dma() 1024 if (mcspi_dma->dma_rx) { in omap2_mcspi_release_dma() 1025 dma_release_channel(mcspi_dma->dma_rx); in omap2_mcspi_release_dma() 1026 mcspi_dma->dma_rx = NULL; in omap2_mcspi_release_dma() [all …]
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A D | spi-stm32.c | 308 struct dma_chan *dma_rx; member 1231 if (spi->rx_buf && spi->dma_rx) { in stm32_spi_transfer_one_dma() 1240 spi->dma_rx, xfer->rx_sg.sgl, in stm32_spi_transfer_one_dma() 1303 if (spi->dma_rx) in stm32_spi_transfer_one_dma() 1872 if (IS_ERR(spi->dma_rx)) { in stm32_spi_probe() 1873 ret = PTR_ERR(spi->dma_rx); in stm32_spi_probe() 1874 spi->dma_rx = NULL; in stm32_spi_probe() 1880 master->dma_rx = spi->dma_rx; in stm32_spi_probe() 1883 if (spi->dma_tx || spi->dma_rx) in stm32_spi_probe() 1915 if (spi->dma_rx) in stm32_spi_probe() [all …]
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A D | spi-ingenic.c | 175 rx_desc = spi_ingenic_prepare_dma(ctlr, ctlr->dma_rx, in spi_ingenic_dma_tx() 183 dmaengine_terminate_async(ctlr->dma_rx); in spi_ingenic_dma_tx() 188 dma_async_issue_pending(ctlr->dma_rx); in spi_ingenic_dma_tx() 349 ctlr->dma_rx = dma_request_slave_channel(dev, "rx"); in spi_ingenic_request_dma() 351 if (!ctlr->dma_rx) in spi_ingenic_request_dma() 365 if (ctlr->dma_rx) in spi_ingenic_release_dma() 366 dma_release_channel(ctlr->dma_rx); in spi_ingenic_release_dma()
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A D | spi-atmel.c | 511 if (IS_ERR(master->dma_rx)) { in atmel_spi_configure_dma() 512 err = PTR_ERR(master->dma_rx); in atmel_spi_configure_dma() 528 dma_chan_name(master->dma_rx)); in atmel_spi_configure_dma() 532 if (!IS_ERR(master->dma_rx)) in atmel_spi_configure_dma() 533 dma_release_channel(master->dma_rx); in atmel_spi_configure_dma() 537 master->dma_tx = master->dma_rx = NULL; in atmel_spi_configure_dma() 543 if (master->dma_rx) in atmel_spi_stop_dma() 544 dmaengine_terminate_all(master->dma_rx); in atmel_spi_stop_dma() 551 if (master->dma_rx) { in atmel_spi_release_dma() 552 dma_release_channel(master->dma_rx); in atmel_spi_release_dma() [all …]
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A D | spi-imx.c | 236 if (!master->dma_rx) in spi_imx_can_dma() 1269 if (master->dma_rx) { in spi_imx_sdma_exit() 1270 dma_release_channel(master->dma_rx); in spi_imx_sdma_exit() 1271 master->dma_rx = NULL; in spi_imx_sdma_exit() 1298 if (IS_ERR(master->dma_rx)) { in spi_imx_sdma_init() 1299 ret = PTR_ERR(master->dma_rx); in spi_imx_sdma_init() 1301 master->dma_rx = NULL; in spi_imx_sdma_init() 1397 dma_async_issue_pending(master->dma_rx); in spi_imx_dma_transfer() 1404 dmaengine_terminate_all(master->dma_rx); in spi_imx_dma_transfer() 1422 dmaengine_terminate_all(master->dma_rx); in spi_imx_dma_transfer() [all …]
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A D | spi-qup.c | 402 chan = master->dma_rx; in spi_qup_prep_sg() 422 dmaengine_terminate_all(master->dma_rx); in spi_qup_dma_terminate() 489 dma_async_issue_pending(master->dma_rx); in spi_qup_do_dma() 897 IS_ERR_OR_NULL(master->dma_rx)) in spi_qup_can_dma() 920 if (!IS_ERR_OR_NULL(master->dma_rx)) in spi_qup_release_dma() 921 dma_release_channel(master->dma_rx); in spi_qup_release_dma() 935 master->dma_rx = dma_request_chan(dev, "rx"); in spi_qup_init_dma() 936 if (IS_ERR(master->dma_rx)) in spi_qup_init_dma() 937 return PTR_ERR(master->dma_rx); in spi_qup_init_dma() 956 ret = dmaengine_slave_config(master->dma_rx, rx_conf); in spi_qup_init_dma() [all …]
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/linux/drivers/net/ethernet/micrel/ |
A D | ks8842.c | 148 ((adapter)->dma_rx.channel != -1)) 160 struct ks8842_rx_dma_ctl dma_rx; member 545 struct ks8842_rx_dma_ctl *ctl = &adapter->dma_rx; in __ks8842_start_new_rx_dma() 596 struct ks8842_rx_dma_ctl *ctl = &adapter->dma_rx; in ks8842_rx_frame_dma_tasklet() 839 if (adapter->dma_rx.adesc) in ks8842_dma_rx_cb() 840 tasklet_schedule(&adapter->dma_rx.tasklet); in ks8842_dma_rx_cb() 864 struct ks8842_rx_dma_ctl *rx_ctl = &adapter->dma_rx; in ks8842_stop_dma() 886 struct ks8842_rx_dma_ctl *rx_ctl = &adapter->dma_rx; in ks8842_dealloc_dma_bufs() 989 adapter->dma_rx.channel = -1; in ks8842_open() 1174 adapter->dma_rx.channel = pdata->rx_dma_channel; in ks8842_probe() [all …]
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/linux/drivers/mtd/nand/raw/ |
A D | intel-nand-controller.c | 121 struct dma_chan *dma_rx; member 276 dmaengine_terminate_async(ebu_host->dma_rx); in ebu_dma_rx_callback() 304 chan = ebu_host->dma_rx; in ebu_dma_start() 572 if (ebu_host->dma_rx) in ebu_dma_cleanup() 573 dma_release_channel(ebu_host->dma_rx); in ebu_dma_cleanup() 645 ebu_host->dma_rx = dma_request_chan(dev, "rx"); in ebu_nand_probe() 646 if (IS_ERR(ebu_host->dma_rx)) { in ebu_nand_probe() 647 ret = dev_err_probe(dev, PTR_ERR(ebu_host->dma_rx), in ebu_nand_probe() 649 ebu_host->dma_rx = NULL; in ebu_nand_probe()
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/linux/drivers/i2c/busses/ |
A D | i2c-sh_mobile.c | 136 struct dma_chan *dma_rx; member 448 ? pd->dma_rx : pd->dma_tx; in sh_mobile_i2c_dma_unmap() 461 dmaengine_terminate_sync(pd->dma_rx); in sh_mobile_i2c_cleanup_dma() 519 struct dma_chan *chan = read ? pd->dma_rx : pd->dma_tx; in sh_mobile_i2c_xfer_dma() 526 chan = pd->dma_rx = sh_mobile_i2c_request_dma_chan(pd->dev, DMA_DEV_TO_MEM, in sh_mobile_i2c_xfer_dma() 833 if (!IS_ERR(pd->dma_rx)) { in sh_mobile_i2c_release_dma() 834 dma_release_channel(pd->dma_rx); in sh_mobile_i2c_release_dma() 835 pd->dma_rx = ERR_PTR(-EPROBE_DEFER); in sh_mobile_i2c_release_dma() 919 pd->dma_rx = pd->dma_tx = ERR_PTR(-EPROBE_DEFER); in sh_mobile_i2c_probe()
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A D | i2c-rcar.c | 139 struct dma_chan *dma_rx; member 373 ? priv->dma_rx : priv->dma_tx; in rcar_i2c_dma_unmap() 394 dmaengine_terminate_all(priv->dma_rx); in rcar_i2c_cleanup_dma() 416 struct dma_chan *chan = read ? priv->dma_rx : priv->dma_tx; in rcar_i2c_dma() 766 chan = read ? priv->dma_rx : priv->dma_tx; in rcar_i2c_request_dma() 774 priv->dma_rx = chan; in rcar_i2c_request_dma() 786 if (!IS_ERR(priv->dma_rx)) { in rcar_i2c_release_dma() 787 dma_release_channel(priv->dma_rx); in rcar_i2c_release_dma() 788 priv->dma_rx = ERR_PTR(-EPROBE_DEFER); in rcar_i2c_release_dma() 1067 priv->dma_rx = priv->dma_tx = ERR_PTR(-EPROBE_DEFER); in rcar_i2c_probe()
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/linux/drivers/net/ethernet/samsung/sxgbe/ |
A D | sxgbe_dma.c | 45 dma_addr_t dma_rx, int t_rsize, int r_rsize) in sxgbe_dma_channel_init() argument 71 writel(upper_32_bits(dma_rx), in sxgbe_dma_channel_init() 73 writel(lower_32_bits(dma_rx), in sxgbe_dma_channel_init() 84 dma_addr = dma_rx + ((r_rsize - 1) * SXGBE_DESC_SIZE_BYTES); in sxgbe_dma_channel_init()
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/linux/Documentation/devicetree/bindings/net/ |
A D | idt,3243x-emac.yaml | 27 - const: dma_rx 65 reg-names = "emac", "dma_rx", "dma_tx";
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/linux/drivers/mmc/host/ |
A D | omap.c | 127 struct dma_chan *dma_rx; member 414 c = host->dma_rx; in mmc_omap_release_dma() 1006 c = host->dma_rx; in mmc_omap_prepare_data() 1077 host->dma_tx : host->dma_rx; in mmc_omap_start_request() 1401 if (IS_ERR(host->dma_rx)) { in mmc_omap_probe() 1402 ret = PTR_ERR(host->dma_rx); in mmc_omap_probe() 1410 host->dma_rx = NULL; in mmc_omap_probe() 1455 if (host->dma_rx) in mmc_omap_probe() 1456 dma_release_channel(host->dma_rx); in mmc_omap_probe() 1485 if (host->dma_rx) in mmc_omap_remove() [all …]
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/linux/Documentation/devicetree/bindings/serial/ |
A D | brcm,bcm7271-uart.yaml | 39 - const: dma_rx 90 reg-names = "uart", "dma_arb", "dma_rx", "dma_tx", "dma_intr2";
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/linux/drivers/net/ethernet/calxeda/ |
A D | xgmac.c | 355 struct xgmac_dma_desc *dma_rx; member 687 p = priv->dma_rx + entry; in xgmac_rx_refill() 737 priv->dma_rx = dma_alloc_coherent(priv->device, in xgmac_dma_desc_rings_init() 742 if (!priv->dma_rx) in xgmac_dma_desc_rings_init() 760 priv->dma_rx, priv->dma_tx, in xgmac_dma_desc_rings_init() 783 priv->dma_rx, priv->dma_rx_phy); in xgmac_dma_desc_rings_init() 802 p = priv->dma_rx + i; in xgmac_free_rx_skbufs() 849 if (priv->dma_rx) { in xgmac_free_dma_desc_rings() 852 priv->dma_rx, priv->dma_rx_phy); in xgmac_free_dma_desc_rings() 853 priv->dma_rx = NULL; in xgmac_free_dma_desc_rings() [all …]
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