| /Linux-v5.15/drivers/spi/ |
| 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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| D | spi-at91-usart.c | 148 ctlr->dma_rx = dma_request_chan(dev, "rx"); in at91_usart_spi_configure_dma()
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()
170 if (dmaengine_slave_config(ctlr->dma_rx, &slave_config)) { 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()
[all …]
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| D | spi-sun6i.c | 207 dmaengine_slave_config(master->dma_rx, &rxconf); in sun6i_spi_prepare_dma()
209 rxdesc = dmaengine_prep_slave_sg(master->dma_rx, 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()
633 master->dma_rx = dma_request_chan(&pdev->dev, "rx"); in sun6i_spi_probe()
634 if (IS_ERR(master->dma_rx)) { in sun6i_spi_probe()
635 if (PTR_ERR(master->dma_rx) == -EPROBE_DEFER) { 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()
[all …]
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| 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()
734 master->dma_rx = dma_request_chan(&pdev->dev, "rx"); in uniphier_spi_probe()
735 if (IS_ERR_OR_NULL(master->dma_rx)) { in uniphier_spi_probe()
736 if (PTR_ERR(master->dma_rx) == -EPROBE_DEFER) { in uniphier_spi_probe()
[all …]
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| D | spi-pic32.c | 309 if (!master->dma_rx || !master->dma_tx) in pic32_spi_dma_transfer()
312 desc_rx = dmaengine_prep_slave_sg(master->dma_rx, 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()
383 ret = dmaengine_slave_config(master->dma_rx, &cfg); in pic32_spi_dma_config()
554 dmaengine_terminate_all(master->dma_rx); in pic32_spi_one_transfer()
615 master->dma_rx = dma_request_chan(dev, "spi-rx"); in pic32_spi_dma_prep()
616 if (IS_ERR(master->dma_rx)) { in pic32_spi_dma_prep()
617 if (PTR_ERR(master->dma_rx) == -EPROBE_DEFER) in pic32_spi_dma_prep()
622 master->dma_rx = NULL; in pic32_spi_dma_prep()
[all …]
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| D | spi-fsl-lpspi.c | 180 if (!controller->dma_rx) in fsl_lpspi_can_dma()
368 ret = dmaengine_slave_config(controller->dma_rx, &rx); in fsl_lpspi_dma_configure()
559 desc_rx = dmaengine_prep_slave_sg(controller->dma_rx, in fsl_lpspi_dma_transfer()
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()
627 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()
[all …]
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| D | spi-bcm2835.c | 522 dma_sync_single_for_device(ctlr->dma_rx->device->dev, in bcm2835_spi_transfer_prologue()
645 dmaengine_terminate_async(ctlr->dma_rx); in bcm2835_spi_dma_tx_done()
686 chan = ctlr->dma_rx; in bcm2835_spi_prepare_sg()
821 dma_async_issue_pending(ctlr->dma_rx); in bcm2835_spi_transfer_one_dma()
831 dmaengine_terminate_async(ctlr->dma_rx); in bcm2835_spi_transfer_one_dma()
875 if (ctlr->dma_rx) { in bcm2835_dma_release()
876 dmaengine_terminate_sync(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()
907 ctlr->dma_rx = dma_request_chan(dev, "rx"); in bcm2835_dma_init()
[all …]
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| D | spi-ep93xx.c | 77 * @dma_rx: RX DMA channel
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()
[all …]
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| D | spi-rockchip.c | 285 dmaengine_terminate_async(ctlr->dma_rx); in rockchip_spi_handle_err()
436 dmaengine_slave_config(ctlr->dma_rx, &rxconf); in rockchip_spi_prepare_dma()
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()
792 ctlr->dma_rx = dma_request_chan(rs->dev, "rx"); in rockchip_spi_probe()
793 if (IS_ERR(ctlr->dma_rx)) { in rockchip_spi_probe()
794 if (PTR_ERR(ctlr->dma_rx) == -EPROBE_DEFER) { 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()
[all …]
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| D | spi-davinci.c | 120 struct dma_chan *dma_rx; member
396 if (dspi->dma_rx && dspi->dma_tx) in davinci_spi_of_setup()
621 dmaengine_slave_config(dspi->dma_rx, &dma_rx_conf); in davinci_spi_bufs()
624 rxdesc = dmaengine_prep_slave_sg(dspi->dma_rx, in davinci_spi_bufs()
657 dma_async_issue_pending(dspi->dma_rx); in davinci_spi_bufs()
748 dspi->dma_rx = dma_request_chan(sdev, "rx"); in davinci_spi_request_dma()
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()
[all …]
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| D | spi-omap2-mcspi.c | 93 struct dma_chan *dma_rx; member
472 dmaengine_slave_config(mcspi_dma->dma_rx, &cfg); in omap2_mcspi_rx_dma()
503 tx = dmaengine_prep_slave_sg(mcspi_dma->dma_rx, sg_out[0], in omap2_mcspi_rx_dma()
514 dma_async_issue_pending(mcspi_dma->dma_rx); in omap2_mcspi_rx_dma()
519 dmaengine_terminate_sync(mcspi_dma->dma_rx); in omap2_mcspi_rx_dma()
991 mcspi_dma->dma_rx = dma_request_chan(mcspi->dev, in omap2_mcspi_request_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()
[all …]
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| D | spi-stm32.c | 281 * @dma_rx: dma channel for RX transfer
308 struct dma_chan *dma_rx; member
661 if (spi->cur_usedma && spi->dma_rx) in stm32f4_spi_disable()
662 dmaengine_terminate_all(spi->dma_rx); in stm32f4_spi_disable()
700 if (spi->cur_usedma && spi->dma_rx) in stm32h7_spi_disable()
701 dmaengine_terminate_all(spi->dma_rx); in stm32h7_spi_disable()
1231 if (spi->rx_buf && spi->dma_rx) { in stm32_spi_transfer_one_dma()
1233 dmaengine_slave_config(spi->dma_rx, &rx_dma_conf); in stm32_spi_transfer_one_dma()
1240 spi->dma_rx, xfer->rx_sg.sgl, in stm32_spi_transfer_one_dma()
1259 (spi->rx_buf && spi->dma_rx && !rx_dma_desc)) in stm32_spi_transfer_one_dma()
[all …]
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| 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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| D | spi-imx.c | 236 if (!master->dma_rx) in spi_imx_can_dma()
1191 ret = dmaengine_slave_config(master->dma_rx, &rx); in spi_imx_dma_configure()
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()
1297 master->dma_rx = dma_request_chan(dev, "rx"); in spi_imx_sdma_init()
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()
1385 desc_rx = dmaengine_prep_slave_sg(master->dma_rx, in spi_imx_dma_transfer()
[all …]
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| D | spi-atmel.c | 487 if (dmaengine_slave_config(master->dma_rx, slave_config)) { in atmel_spi_dma_slave_config()
510 master->dma_rx = dma_request_chan(dev, "rx"); in atmel_spi_configure_dma()
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()
[all …]
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| /Linux-v5.15/drivers/mtd/nand/raw/ |
| 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()
640 ebu_host->dma_rx = dma_request_chan(dev, "rx"); in ebu_nand_probe()
641 if (IS_ERR(ebu_host->dma_rx)) { in ebu_nand_probe()
642 ret = dev_err_probe(dev, PTR_ERR(ebu_host->dma_rx), in ebu_nand_probe()
644 ebu_host->dma_rx = NULL; in ebu_nand_probe()
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| /Linux-v5.15/Documentation/devicetree/bindings/net/ |
| D | idt,3243x-emac.yaml | 27 - const: dma_rx
65 reg-names = "emac", "dma_rx", "dma_tx";
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| /Linux-v5.15/drivers/net/ethernet/micrel/ |
| D | ks8842.c | 148 ((adapter)->dma_rx.channel != -1))
160 struct ks8842_rx_dma_ctl dma_rx; member
543 struct ks8842_rx_dma_ctl *ctl = &adapter->dma_rx; in __ks8842_start_new_rx_dma()
592 struct ks8842_adapter *adapter = from_tasklet(adapter, t, dma_rx.tasklet); in ks8842_rx_frame_dma_tasklet()
594 struct ks8842_rx_dma_ctl *ctl = &adapter->dma_rx; in ks8842_rx_frame_dma_tasklet()
837 if (adapter->dma_rx.adesc) in ks8842_dma_rx_cb()
838 tasklet_schedule(&adapter->dma_rx.tasklet); in ks8842_dma_rx_cb()
862 struct ks8842_rx_dma_ctl *rx_ctl = &adapter->dma_rx; in ks8842_stop_dma()
884 struct ks8842_rx_dma_ctl *rx_ctl = &adapter->dma_rx; in ks8842_dealloc_dma_bufs()
916 struct ks8842_rx_dma_ctl *rx_ctl = &adapter->dma_rx; in ks8842_alloc_dma_bufs()
[all …]
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| /Linux-v5.15/Documentation/devicetree/bindings/serial/ |
| 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-v5.15/drivers/net/ethernet/samsung/sxgbe/ |
| 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-v5.15/Documentation/devicetree/bindings/sound/ |
| D | renesas,rz-ssi.yaml | 28 - const: dma_rx
106 interrupt-names = "int_req", "dma_rx", "dma_tx", "dma_rt";
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| /Linux-v5.15/drivers/mmc/host/ |
| 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()
1400 host->dma_rx = dma_request_chan(&pdev->dev, "rx"); in mmc_omap_probe()
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()
[all …]
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| /Linux-v5.15/drivers/i2c/busses/ |
| 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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| 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-v5.15/drivers/net/wireless/broadcom/brcm80211/brcmsmac/ |
| D | dma.h | 26 #define DMA_RX 2 /* RX direction for DMA */ macro
84 int dma_rx(struct dma_pub *pub, struct sk_buff_head *skb_list);
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