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Searched refs:dma_rx (Results 1 – 25 of 52) sorted by relevance

123

/linux-6.3-rc2/drivers/spi/
A Dspi-pxa2xx-dma.c102 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()
A Dspi-bcm2835.c690 chan = ctlr->dma_rx; in bcm2835_spi_prepare_sg()
825 dma_async_issue_pending(ctlr->dma_rx); in bcm2835_spi_transfer_one_dma()
879 if (ctlr->dma_rx) { in bcm2835_dma_release()
881 dma_release_channel(ctlr->dma_rx); in bcm2835_dma_release()
882 ctlr->dma_rx = NULL; in bcm2835_dma_release()
912 if (IS_ERR(ctlr->dma_rx)) { in bcm2835_dma_init()
914 ret = PTR_ERR(ctlr->dma_rx); in bcm2835_dma_init()
915 ctlr->dma_rx = NULL; in bcm2835_dma_init()
1149 if (ctlr->dma_rx) { in bcm2835_spi_handle_err()
1188 if (!ctlr->dma_rx) in bcm2835_spi_setup_dma()
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A Dspi-uniphier.c356 if ((!master->dma_tx && !master->dma_rx) in uniphier_spi_can_dma()
358 || (!master->dma_rx && t->rx_buf)) in uniphier_spi_can_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()
735 if (IS_ERR_OR_NULL(master->dma_rx)) { in uniphier_spi_probe()
740 master->dma_rx = NULL; in uniphier_spi_probe()
761 if (!IS_ERR_OR_NULL(master->dma_rx)) { in uniphier_spi_probe()
762 dma_release_channel(master->dma_rx); in uniphier_spi_probe()
763 master->dma_rx = NULL; in uniphier_spi_probe()
785 if (master->dma_rx) in uniphier_spi_remove()
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A Dspi-sun6i.c207 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()
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A Dspi-at91-usart.c149 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()
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A Dspi-rockchip.c467 ctlr->dma_rx, in rockchip_spi_prepare_dma()
506 dma_async_issue_pending(ctlr->dma_rx); in rockchip_spi_prepare_dma()
624 dmaengine_pause(ctlr->dma_rx); in rockchip_spi_slave_abort()
625 status = dmaengine_tx_status(ctlr->dma_rx, ctlr->dma_rx->cookie, &state); in rockchip_spi_slave_abort()
895 if (IS_ERR(ctlr->dma_rx)) { in rockchip_spi_probe()
901 ctlr->dma_rx = NULL; in rockchip_spi_probe()
904 if (ctlr->dma_tx && ctlr->dma_rx) { in rockchip_spi_probe()
933 if (ctlr->dma_rx) in rockchip_spi_probe()
934 dma_release_channel(ctlr->dma_rx); in rockchip_spi_probe()
966 if (ctlr->dma_rx) in rockchip_spi_remove()
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A Dspi-pic32.c309 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()
552 dmaengine_terminate_all(master->dma_rx); in pic32_spi_one_transfer()
612 if (IS_ERR(master->dma_rx)) { in pic32_spi_dma_prep()
618 master->dma_rx = NULL; in pic32_spi_dma_prep()
642 if (master->dma_rx) { in pic32_spi_dma_prep()
643 dma_release_channel(master->dma_rx); in pic32_spi_dma_prep()
644 master->dma_rx = NULL; in pic32_spi_dma_prep()
661 if (pic32s->master->dma_rx) in pic32_spi_dma_unprep()
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A Dspi-fsl-lpspi.c181 if (!controller->dma_rx) in fsl_lpspi_can_dma()
570 dma_async_issue_pending(controller->dma_rx); in fsl_lpspi_dma_transfer()
598 dmaengine_terminate_all(controller->dma_rx); in fsl_lpspi_dma_transfer()
608 dmaengine_terminate_all(controller->dma_rx); in fsl_lpspi_dma_transfer()
618 dmaengine_terminate_all(controller->dma_rx); in fsl_lpspi_dma_transfer()
641 if (controller->dma_rx) { in fsl_lpspi_dma_exit()
642 dma_release_channel(controller->dma_rx); in fsl_lpspi_dma_exit()
643 controller->dma_rx = NULL; in fsl_lpspi_dma_exit()
669 if (IS_ERR(controller->dma_rx)) { in fsl_lpspi_dma_init()
670 ret = PTR_ERR(controller->dma_rx); in fsl_lpspi_dma_init()
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A Dspi-ep93xx.c93 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()
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A Dspi-davinci.c120 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()
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A Dspi-omap2-mcspi.c93 struct dma_chan *dma_rx; member
513 dma_async_issue_pending(mcspi_dma->dma_rx); in omap2_mcspi_rx_dma()
998 if (IS_ERR(mcspi_dma->dma_rx)) { in omap2_mcspi_request_dma()
999 ret = PTR_ERR(mcspi_dma->dma_rx); in omap2_mcspi_request_dma()
1000 mcspi_dma->dma_rx = NULL; in omap2_mcspi_request_dma()
1009 dma_release_channel(mcspi_dma->dma_rx); in omap2_mcspi_request_dma()
1010 mcspi_dma->dma_rx = NULL; in omap2_mcspi_request_dma()
1029 if (mcspi_dma->dma_rx) { in omap2_mcspi_release_dma()
1030 dma_release_channel(mcspi_dma->dma_rx); in omap2_mcspi_release_dma()
1031 mcspi_dma->dma_rx = NULL; in omap2_mcspi_release_dma()
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A Dspi-stm32.c308 struct dma_chan *dma_rx; member
1232 if (spi->rx_buf && spi->dma_rx) { in stm32_spi_transfer_one_dma()
1241 spi->dma_rx, xfer->rx_sg.sgl, in stm32_spi_transfer_one_dma()
1304 if (spi->dma_rx) in stm32_spi_transfer_one_dma()
1874 if (IS_ERR(spi->dma_rx)) { in stm32_spi_probe()
1875 ret = PTR_ERR(spi->dma_rx); in stm32_spi_probe()
1876 spi->dma_rx = NULL; in stm32_spi_probe()
1882 master->dma_rx = spi->dma_rx; in stm32_spi_probe()
1885 if (spi->dma_tx || spi->dma_rx) in stm32_spi_probe()
1917 if (spi->dma_rx) in stm32_spi_probe()
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A Dspi-ingenic.c179 rx_desc = spi_ingenic_prepare_dma(ctlr, ctlr->dma_rx, in spi_ingenic_dma_tx()
187 dmaengine_terminate_async(ctlr->dma_rx); in spi_ingenic_dma_tx()
192 dma_async_issue_pending(ctlr->dma_rx); in spi_ingenic_dma_tx()
353 ctlr->dma_rx = dma_request_slave_channel(dev, "rx"); in spi_ingenic_request_dma()
355 if (!ctlr->dma_rx) in spi_ingenic_request_dma()
369 if (ctlr->dma_rx) in spi_ingenic_release_dma()
370 dma_release_channel(ctlr->dma_rx); in spi_ingenic_release_dma()
A Dspi-atmel.c507 if (IS_ERR(host->dma_rx)) { in atmel_spi_configure_dma()
508 err = PTR_ERR(host->dma_rx); in atmel_spi_configure_dma()
524 dma_chan_name(host->dma_rx)); in atmel_spi_configure_dma()
528 if (!IS_ERR(host->dma_rx)) in atmel_spi_configure_dma()
529 dma_release_channel(host->dma_rx); in atmel_spi_configure_dma()
533 host->dma_tx = host->dma_rx = NULL; in atmel_spi_configure_dma()
539 if (host->dma_rx) in atmel_spi_stop_dma()
540 dmaengine_terminate_all(host->dma_rx); in atmel_spi_stop_dma()
547 if (host->dma_rx) { in atmel_spi_release_dma()
548 dma_release_channel(host->dma_rx); in atmel_spi_release_dma()
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A Dspi-qup.c402 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()
896 IS_ERR_OR_NULL(master->dma_rx)) in spi_qup_can_dma()
919 if (!IS_ERR_OR_NULL(master->dma_rx)) in spi_qup_release_dma()
920 dma_release_channel(master->dma_rx); in spi_qup_release_dma()
934 master->dma_rx = dma_request_chan(dev, "rx"); in spi_qup_init_dma()
935 if (IS_ERR(master->dma_rx)) in spi_qup_init_dma()
936 return PTR_ERR(master->dma_rx); in spi_qup_init_dma()
955 ret = dmaengine_slave_config(master->dma_rx, rx_conf); in spi_qup_init_dma()
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A Dspi-imx.c241 if (!controller->dma_rx) in spi_imx_can_dma()
1287 if (controller->dma_rx) { in spi_imx_sdma_exit()
1288 dma_release_channel(controller->dma_rx); in spi_imx_sdma_exit()
1289 controller->dma_rx = NULL; in spi_imx_sdma_exit()
1316 if (IS_ERR(controller->dma_rx)) { in spi_imx_sdma_init()
1317 ret = PTR_ERR(controller->dma_rx); in spi_imx_sdma_init()
1319 controller->dma_rx = NULL; in spi_imx_sdma_init()
1415 dma_async_issue_pending(controller->dma_rx); in spi_imx_dma_transfer()
1422 dmaengine_terminate_all(controller->dma_rx); in spi_imx_dma_transfer()
1440 dmaengine_terminate_all(controller->dma_rx); in spi_imx_dma_transfer()
[all …]
/linux-6.3-rc2/drivers/mtd/nand/raw/
A Dintel-nand-controller.c119 struct dma_chan *dma_rx; member
273 dmaengine_terminate_async(ebu_host->dma_rx); in ebu_dma_rx_callback()
301 chan = ebu_host->dma_rx; in ebu_dma_start()
569 if (ebu_host->dma_rx) in ebu_dma_cleanup()
570 dma_release_channel(ebu_host->dma_rx); in ebu_dma_cleanup()
649 ebu_host->dma_rx = dma_request_chan(dev, "rx"); in ebu_nand_probe()
650 if (IS_ERR(ebu_host->dma_rx)) { in ebu_nand_probe()
651 ret = dev_err_probe(dev, PTR_ERR(ebu_host->dma_rx), in ebu_nand_probe()
653 ebu_host->dma_rx = NULL; in ebu_nand_probe()
/linux-6.3-rc2/drivers/net/ethernet/micrel/
A Dks8842.c148 ((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()
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/linux-6.3-rc2/Documentation/devicetree/bindings/net/
A Didt,3243x-emac.yaml27 - const: dma_rx
65 reg-names = "emac", "dma_rx", "dma_tx";
/linux-6.3-rc2/drivers/net/ethernet/samsung/sxgbe/
A Dsxgbe_dma.c45 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()
/linux-6.3-rc2/drivers/mmc/host/
A Djz4740_mmc.c177 struct dma_chan *dma_rx; member
223 if (host->dma_rx) in jz4740_mmc_release_dma_channels()
224 dma_release_channel(host->dma_rx); in jz4740_mmc_release_dma_channels()
246 host->dma_rx = dma_request_chan(mmc_dev(host->mmc), "rx"); in jz4740_mmc_acquire_dma_channels()
247 if (IS_ERR(host->dma_rx)) { in jz4740_mmc_acquire_dma_channels()
250 return PTR_ERR(host->dma_rx); in jz4740_mmc_acquire_dma_channels()
265 if (host->dma_rx) { in jz4740_mmc_acquire_dma_channels()
266 struct device *dev = host->dma_rx->device->dev; in jz4740_mmc_acquire_dma_channels()
279 if ((data->flags & MMC_DATA_READ) && host->dma_rx) in jz4740_mmc_get_dma_chan()
280 return host->dma_rx; in jz4740_mmc_get_dma_chan()
A Domap.c127 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()
1403 if (IS_ERR(host->dma_rx)) { in mmc_omap_probe()
1404 ret = PTR_ERR(host->dma_rx); in mmc_omap_probe()
1411 host->dma_rx = NULL; in mmc_omap_probe()
1456 if (host->dma_rx) in mmc_omap_probe()
1457 dma_release_channel(host->dma_rx); in mmc_omap_probe()
1490 if (host->dma_rx) in mmc_omap_remove()
[all …]
/linux-6.3-rc2/drivers/i2c/busses/
A Di2c-sh_mobile.c136 struct dma_chan *dma_rx; member
448 ? pd->dma_rx : pd->dma_tx; in sh_mobile_i2c_cleanup_dma()
511 struct dma_chan *chan = read ? pd->dma_rx : pd->dma_tx; in sh_mobile_i2c_xfer_dma()
518 chan = pd->dma_rx = sh_mobile_i2c_request_dma_chan(pd->dev, DMA_DEV_TO_MEM, in sh_mobile_i2c_xfer_dma()
825 if (!IS_ERR(pd->dma_rx)) { in sh_mobile_i2c_release_dma()
826 dma_release_channel(pd->dma_rx); in sh_mobile_i2c_release_dma()
827 pd->dma_rx = ERR_PTR(-EPROBE_DEFER); in sh_mobile_i2c_release_dma()
929 pd->dma_rx = pd->dma_tx = ERR_PTR(-EPROBE_DEFER); in sh_mobile_i2c_probe()
A Di2c-rcar.c137 struct dma_chan *dma_rx; member
380 ? priv->dma_rx : priv->dma_tx; in rcar_i2c_cleanup_dma()
415 struct dma_chan *chan = read ? priv->dma_rx : priv->dma_tx; in rcar_i2c_dma()
787 chan = read ? priv->dma_rx : priv->dma_tx; in rcar_i2c_request_dma()
795 priv->dma_rx = chan; in rcar_i2c_request_dma()
807 if (!IS_ERR(priv->dma_rx)) { in rcar_i2c_release_dma()
808 dma_release_channel(priv->dma_rx); in rcar_i2c_release_dma()
809 priv->dma_rx = ERR_PTR(-EPROBE_DEFER); in rcar_i2c_release_dma()
1084 priv->dma_rx = priv->dma_tx = ERR_PTR(-EPROBE_DEFER); in rcar_i2c_probe()
/linux-6.3-rc2/Documentation/devicetree/bindings/serial/
A Dbrcm,bcm7271-uart.yaml39 - const: dma_rx
90 reg-names = "uart", "dma_arb", "dma_rx", "dma_tx", "dma_intr2";

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