| /linux-6.6.21/drivers/spi/ |
| D | spi-pxa2xx-dma.c | 95 chan = drv_data->controller->dma_tx; in pxa2xx_spi_dma_prepare_one()
124 dmaengine_terminate_async(drv_data->controller->dma_tx); in pxa2xx_spi_dma_transfer()
162 dmaengine_terminate_async(drv_data->controller->dma_tx); in pxa2xx_spi_dma_prepare()
170 dma_async_issue_pending(drv_data->controller->dma_tx); in pxa2xx_spi_dma_start()
179 dmaengine_terminate_sync(drv_data->controller->dma_tx); in pxa2xx_spi_dma_stop()
192 controller->dma_tx = dma_request_slave_channel_compat(mask, in pxa2xx_spi_dma_setup()
194 if (!controller->dma_tx) in pxa2xx_spi_dma_setup()
200 dma_release_channel(controller->dma_tx); in pxa2xx_spi_dma_setup()
201 controller->dma_tx = NULL; in pxa2xx_spi_dma_setup()
217 if (controller->dma_tx) { in pxa2xx_spi_dma_release()
[all …]
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| D | spi-uniphier.c | 356 if ((!master->dma_tx && !master->dma_rx) in uniphier_spi_can_dma()
357 || (!master->dma_tx && t->tx_buf) in uniphier_spi_can_dma()
442 dmaengine_slave_config(master->dma_tx, &txconf); in uniphier_spi_transfer_one_dma()
445 master->dma_tx, in uniphier_spi_transfer_one_dma()
458 dma_async_issue_pending(master->dma_tx); in uniphier_spi_transfer_one_dma()
590 dmaengine_terminate_async(master->dma_tx); in uniphier_spi_handle_err()
716 master->dma_tx = dma_request_chan(&pdev->dev, "tx"); in uniphier_spi_probe()
717 if (IS_ERR_OR_NULL(master->dma_tx)) { in uniphier_spi_probe()
718 if (PTR_ERR(master->dma_tx) == -EPROBE_DEFER) { in uniphier_spi_probe()
722 master->dma_tx = NULL; in uniphier_spi_probe()
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| D | spi-at91-usart.c | 134 ctlr->dma_tx = dma_request_chan(dev, "tx"); in at91_usart_spi_configure_dma()
135 if (IS_ERR_OR_NULL(ctlr->dma_tx)) { in at91_usart_spi_configure_dma()
136 if (IS_ERR(ctlr->dma_tx)) { in at91_usart_spi_configure_dma()
137 err = PTR_ERR(ctlr->dma_tx); in at91_usart_spi_configure_dma()
177 if (dmaengine_slave_config(ctlr->dma_tx, &slave_config)) { in at91_usart_spi_configure_dma()
188 if (!IS_ERR_OR_NULL(ctlr->dma_tx)) in at91_usart_spi_configure_dma()
189 dma_release_channel(ctlr->dma_tx); in at91_usart_spi_configure_dma()
192 ctlr->dma_tx = NULL; in at91_usart_spi_configure_dma()
203 if (ctlr->dma_tx) in at91_usart_spi_release_dma()
204 dma_release_channel(ctlr->dma_tx); in at91_usart_spi_release_dma()
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| D | spi-bcm2835.c | 613 dmaengine_terminate_async(ctlr->dma_tx); in bcm2835_spi_dma_rx_done()
684 chan = ctlr->dma_tx; in bcm2835_spi_prepare_sg()
805 dma_async_issue_pending(ctlr->dma_tx); in bcm2835_spi_transfer_one_dma()
819 dmaengine_terminate_sync(ctlr->dma_tx); in bcm2835_spi_transfer_one_dma()
863 if (ctlr->dma_tx) { in bcm2835_dma_release()
864 dmaengine_terminate_sync(ctlr->dma_tx); in bcm2835_dma_release()
870 dma_unmap_page_attrs(ctlr->dma_tx->device->dev, in bcm2835_dma_release()
875 dma_release_channel(ctlr->dma_tx); in bcm2835_dma_release()
876 ctlr->dma_tx = NULL; in bcm2835_dma_release()
904 ctlr->dma_tx = dma_request_chan(dev, "tx"); in bcm2835_dma_init()
[all …]
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| D | spi-sun6i.c | 248 dmaengine_slave_config(master->dma_tx, &txconf); in sun6i_spi_prepare_dma()
250 txdesc = dmaengine_prep_slave_sg(master->dma_tx, in sun6i_spi_prepare_dma()
269 dma_async_issue_pending(master->dma_tx); in sun6i_spi_prepare_dma()
522 dmaengine_terminate_sync(master->dma_tx); in sun6i_spi_transfer_one()
703 master->dma_tx = dma_request_chan(&pdev->dev, "tx"); in sun6i_spi_probe()
704 if (IS_ERR(master->dma_tx)) { in sun6i_spi_probe()
706 if (PTR_ERR(master->dma_tx) == -EPROBE_DEFER) { in sun6i_spi_probe()
711 master->dma_tx = NULL; in sun6i_spi_probe()
724 if (master->dma_tx && master->dma_rx) { in sun6i_spi_probe()
760 if (master->dma_tx) in sun6i_spi_probe()
[all …]
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| D | spi-pic32.c | 309 if (!host->dma_rx || !host->dma_tx) in pic32_spi_dma_transfer()
322 desc_tx = dmaengine_prep_slave_sg(host->dma_tx, in pic32_spi_dma_transfer()
347 dma_async_issue_pending(host->dma_tx); in pic32_spi_dma_transfer()
374 ret = dmaengine_slave_config(host->dma_tx, &cfg); in pic32_spi_dma_config()
553 dmaengine_terminate_all(host->dma_tx); in pic32_spi_one_transfer()
622 host->dma_tx = dma_request_chan(dev, "spi-tx"); in pic32_spi_dma_prep()
623 if (IS_ERR(host->dma_tx)) { in pic32_spi_dma_prep()
624 if (PTR_ERR(host->dma_tx) == -EPROBE_DEFER) in pic32_spi_dma_prep()
629 host->dma_tx = NULL; in pic32_spi_dma_prep()
647 if (host->dma_tx) { in pic32_spi_dma_prep()
[all …]
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| D | spi-fsl-lpspi.c | 362 ret = dmaengine_slave_config(controller->dma_tx, &tx); in fsl_lpspi_dma_configure()
576 desc_tx = dmaengine_prep_slave_sg(controller->dma_tx, in fsl_lpspi_dma_transfer()
580 dmaengine_terminate_all(controller->dma_tx); in fsl_lpspi_dma_transfer()
588 dma_async_issue_pending(controller->dma_tx); in fsl_lpspi_dma_transfer()
601 dmaengine_terminate_all(controller->dma_tx); in fsl_lpspi_dma_transfer()
611 dmaengine_terminate_all(controller->dma_tx); in fsl_lpspi_dma_transfer()
621 dmaengine_terminate_all(controller->dma_tx); in fsl_lpspi_dma_transfer()
631 dmaengine_terminate_all(controller->dma_tx); in fsl_lpspi_dma_transfer()
650 if (controller->dma_tx) { in fsl_lpspi_dma_exit()
651 dma_release_channel(controller->dma_tx); in fsl_lpspi_dma_exit()
[all …]
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| D | spi-rockchip.c | 290 dmaengine_terminate_async(ctlr->dma_tx); in rockchip_spi_handle_err()
488 dmaengine_slave_config(ctlr->dma_tx, &txconf); in rockchip_spi_prepare_dma()
491 ctlr->dma_tx, in rockchip_spi_prepare_dma()
519 dma_async_issue_pending(ctlr->dma_tx); in rockchip_spi_prepare_dma()
659 dmaengine_terminate_sync(ctlr->dma_tx); in rockchip_spi_target_abort()
883 ctlr->dma_tx = dma_request_chan(rs->dev, "tx"); in rockchip_spi_probe()
884 if (IS_ERR(ctlr->dma_tx)) { in rockchip_spi_probe()
886 if (PTR_ERR(ctlr->dma_tx) == -EPROBE_DEFER) { in rockchip_spi_probe()
891 ctlr->dma_tx = NULL; in rockchip_spi_probe()
904 if (ctlr->dma_tx && ctlr->dma_rx) { in rockchip_spi_probe()
[all …]
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| D | spi-stm32.c | 319 struct dma_chan *dma_tx; member
677 if (spi->cur_usedma && spi->dma_tx) in stm32f4_spi_disable()
678 dmaengine_terminate_async(spi->dma_tx); in stm32f4_spi_disable()
720 if (spi->cur_usedma && spi->dma_tx) in stm32h7_spi_disable()
721 dmaengine_terminate_async(spi->dma_tx); in stm32h7_spi_disable()
1277 if (spi->tx_buf && spi->dma_tx) { in stm32_spi_transfer_one_dma()
1279 dmaengine_slave_config(spi->dma_tx, &tx_dma_conf); in stm32_spi_transfer_one_dma()
1282 spi->dma_tx, xfer->tx_sg.sgl, in stm32_spi_transfer_one_dma()
1288 if ((spi->tx_buf && spi->dma_tx && !tx_dma_desc) || in stm32_spi_transfer_one_dma()
1319 dma_async_issue_pending(spi->dma_tx); in stm32_spi_transfer_one_dma()
[all …]
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| D | spi-omap2-mcspi.c | 92 struct dma_chan *dma_tx; member
415 dmaengine_slave_config(mcspi_dma->dma_tx, &cfg); in omap2_mcspi_tx_dma()
417 tx = dmaengine_prep_slave_sg(mcspi_dma->dma_tx, xfer->tx_sg.sgl, in omap2_mcspi_tx_dma()
428 dma_async_issue_pending(mcspi_dma->dma_tx); in omap2_mcspi_tx_dma()
643 dmaengine_terminate_sync(mcspi_dma->dma_tx); in omap2_mcspi_txrx_dma()
1007 mcspi_dma->dma_tx = dma_request_chan(mcspi->dev, in omap2_mcspi_request_dma()
1009 if (IS_ERR(mcspi_dma->dma_tx)) { in omap2_mcspi_request_dma()
1010 ret = PTR_ERR(mcspi_dma->dma_tx); in omap2_mcspi_request_dma()
1011 mcspi_dma->dma_tx = NULL; in omap2_mcspi_request_dma()
1036 if (mcspi_dma->dma_tx) { in omap2_mcspi_release_dma()
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| D | spi-davinci.c | 120 struct dma_chan *dma_tx; member
395 if (dspi->dma_rx && dspi->dma_tx) in davinci_spi_of_setup()
621 dmaengine_slave_config(dspi->dma_tx, &dma_tx_conf); in davinci_spi_bufs()
639 txdesc = dmaengine_prep_slave_sg(dspi->dma_tx, in davinci_spi_bufs()
657 dma_async_issue_pending(dspi->dma_tx); in davinci_spi_bufs()
751 dspi->dma_tx = dma_request_chan(sdev, "tx"); in davinci_spi_request_dma()
752 if (IS_ERR(dspi->dma_tx)) { in davinci_spi_request_dma()
754 return PTR_ERR(dspi->dma_tx); in davinci_spi_request_dma()
954 dspi->dma_tx = NULL; in davinci_spi_probe()
992 dma_release_channel(dspi->dma_tx); in davinci_spi_probe()
[all …]
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| D | spi-ingenic.c | 184 tx_desc = spi_ingenic_prepare_dma(ctlr, ctlr->dma_tx, in spi_ingenic_dma_tx()
193 dma_async_issue_pending(ctlr->dma_tx); in spi_ingenic_dma_tx()
336 ret = dma_get_slave_caps(ctlr->dma_tx, &caps); in spi_ingenic_can_dma()
349 ctlr->dma_tx = dma_request_slave_channel(dev, "tx"); in spi_ingenic_request_dma()
350 if (!ctlr->dma_tx) in spi_ingenic_request_dma()
367 if (ctlr->dma_tx) in spi_ingenic_release_dma()
368 dma_release_channel(ctlr->dma_tx); in spi_ingenic_release_dma()
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| D | spi-ep93xx.c | 94 struct dma_chan *dma_tx; member
303 chan = espi->dma_tx; in ep93xx_spi_dma_prepare()
387 chan = espi->dma_tx; in ep93xx_spi_dma_finish()
431 dma_async_issue_pending(espi->dma_tx); in ep93xx_spi_dma_transfer()
614 espi->dma_tx = dma_request_channel(mask, ep93xx_spi_dma_filter, in ep93xx_spi_setup_dma()
616 if (!espi->dma_tx) { in ep93xx_spi_setup_dma()
638 if (espi->dma_tx) { in ep93xx_spi_release_dma()
639 dma_release_channel(espi->dma_tx); in ep93xx_spi_release_dma()
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| D | spi-sh-msiof.c | 772 dma_sync_single_for_device(p->ctlr->dma_tx->device->dev, in sh_msiof_dma_once()
774 desc_tx = dmaengine_prep_slave_single(p->ctlr->dma_tx, in sh_msiof_dma_once()
808 dma_async_issue_pending(p->ctlr->dma_tx); in sh_msiof_dma_once()
858 dmaengine_terminate_sync(p->ctlr->dma_tx); in sh_msiof_dma_once()
934 while (ctlr->dma_tx && len > 15) { in sh_msiof_transfer_one()
1209 ctlr->dma_tx = sh_msiof_request_dma_chan(dev, DMA_MEM_TO_DEV, in sh_msiof_request_dma()
1211 if (!ctlr->dma_tx) in sh_msiof_request_dma()
1227 tx_dev = ctlr->dma_tx->device->dev; in sh_msiof_request_dma()
1251 dma_release_channel(ctlr->dma_tx); in sh_msiof_request_dma()
1252 ctlr->dma_tx = NULL; in sh_msiof_request_dma()
[all …]
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| D | spi-atmel.c | 551 if (dmaengine_slave_config(host->dma_tx, &slave_config)) { in atmel_spi_dma_slave_config()
580 host->dma_tx = dma_request_chan(dev, "tx"); in atmel_spi_configure_dma()
581 if (IS_ERR(host->dma_tx)) { in atmel_spi_configure_dma()
582 err = PTR_ERR(host->dma_tx); in atmel_spi_configure_dma()
604 dma_chan_name(host->dma_tx), in atmel_spi_configure_dma()
611 if (!IS_ERR(host->dma_tx)) in atmel_spi_configure_dma()
612 dma_release_channel(host->dma_tx); in atmel_spi_configure_dma()
614 host->dma_tx = host->dma_rx = NULL; in atmel_spi_configure_dma()
622 if (host->dma_tx) in atmel_spi_stop_dma()
623 dmaengine_terminate_all(host->dma_tx); in atmel_spi_stop_dma()
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| D | spi-qup.c | 399 chan = host->dma_tx; in spi_qup_prep_sg()
419 dmaengine_terminate_all(host->dma_tx); in spi_qup_dma_terminate()
497 dma_async_issue_pending(host->dma_tx); in spi_qup_do_dma()
903 IS_ERR_OR_NULL(host->dma_tx)) in spi_qup_can_dma()
920 if (!IS_ERR_OR_NULL(host->dma_tx)) in spi_qup_release_dma()
921 dma_release_channel(host->dma_tx); in spi_qup_release_dma()
937 host->dma_tx = dma_request_chan(dev, "tx"); in spi_qup_init_dma()
938 if (IS_ERR(host->dma_tx)) { in spi_qup_init_dma()
939 ret = PTR_ERR(host->dma_tx); in spi_qup_init_dma()
960 ret = dmaengine_slave_config(host->dma_tx, tx_conf); in spi_qup_init_dma()
[all …]
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| /linux-6.6.21/arch/powerpc/platforms/512x/ |
| D | mpc512x_lpbfifo.c | 169 struct dma_async_tx_descriptor *dma_tx = NULL; in mpc512x_lpbfifo_kick() local
259 dma_tx = dmaengine_prep_slave_sg(lpbfifo.chan, &sg, in mpc512x_lpbfifo_kick()
261 if (!dma_tx) { in mpc512x_lpbfifo_kick()
265 dma_tx->callback = mpc512x_lpbfifo_callback; in mpc512x_lpbfifo_kick()
266 dma_tx->callback_param = NULL; in mpc512x_lpbfifo_kick()
315 cookie = dma_tx->tx_submit(dma_tx); in mpc512x_lpbfifo_kick()
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| /linux-6.6.21/drivers/mmc/host/ |
| D | jz4740_mmc.c | 178 struct dma_chan *dma_tx; member
222 dma_release_channel(host->dma_tx); in jz4740_mmc_release_dma_channels()
231 host->dma_tx = dma_request_chan(dev, "tx-rx"); in jz4740_mmc_acquire_dma_channels()
232 if (!IS_ERR(host->dma_tx)) in jz4740_mmc_acquire_dma_channels()
235 if (PTR_ERR(host->dma_tx) != -ENODEV) { in jz4740_mmc_acquire_dma_channels()
237 return PTR_ERR(host->dma_tx); in jz4740_mmc_acquire_dma_channels()
240 host->dma_tx = dma_request_chan(mmc_dev(host->mmc), "tx"); in jz4740_mmc_acquire_dma_channels()
241 if (IS_ERR(host->dma_tx)) { in jz4740_mmc_acquire_dma_channels()
243 return PTR_ERR(host->dma_tx); in jz4740_mmc_acquire_dma_channels()
249 dma_release_channel(host->dma_tx); in jz4740_mmc_acquire_dma_channels()
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| D | omap.c | 133 struct dma_chan *dma_tx; member
424 c = host->dma_tx; in mmc_omap_release_dma()
1014 c = host->dma_tx; in mmc_omap_prepare_data()
1090 host->dma_tx : host->dma_rx; in mmc_omap_start_request()
1433 host->dma_tx = dma_request_chan(&pdev->dev, "tx"); in mmc_omap_probe()
1434 if (IS_ERR(host->dma_tx)) { in mmc_omap_probe()
1435 ret = PTR_ERR(host->dma_tx); in mmc_omap_probe()
1439 host->dma_tx = NULL; in mmc_omap_probe()
1447 if (host->dma_tx) in mmc_omap_probe()
1448 dma_release_channel(host->dma_tx); in mmc_omap_probe()
[all …]
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| /linux-6.6.21/drivers/mtd/nand/raw/ |
| D | intel-nand-controller.c | 118 struct dma_chan *dma_tx; member
282 dmaengine_terminate_async(ebu_host->dma_tx); in ebu_dma_tx_callback()
305 chan = ebu_host->dma_tx; in ebu_dma_start()
572 if (ebu_host->dma_tx) in ebu_dma_cleanup()
573 dma_release_channel(ebu_host->dma_tx); in ebu_dma_cleanup()
641 ebu_host->dma_tx = dma_request_chan(dev, "tx"); in ebu_nand_probe()
642 if (IS_ERR(ebu_host->dma_tx)) { in ebu_nand_probe()
643 ret = dev_err_probe(dev, PTR_ERR(ebu_host->dma_tx), in ebu_nand_probe()
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| /linux-6.6.21/Documentation/devicetree/bindings/net/ |
| D | idt,3243x-emac.yaml | 28 - const: dma_tx
65 reg-names = "emac", "dma_rx", "dma_tx";
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| /linux-6.6.21/drivers/net/ethernet/samsung/sxgbe/ |
| D | sxgbe_dma.c | 44 int fix_burst, int pbl, dma_addr_t dma_tx, in sxgbe_dma_channel_init() argument
66 writel(upper_32_bits(dma_tx), in sxgbe_dma_channel_init()
68 writel(lower_32_bits(dma_tx), in sxgbe_dma_channel_init()
80 dma_addr = dma_tx + ((t_rsize - 1) * SXGBE_DESC_SIZE_BYTES); in sxgbe_dma_channel_init()
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| /linux-6.6.21/drivers/net/ethernet/micrel/ |
| D | ks8842.c | 147 #define KS8842_USE_DMA(adapter) (((adapter)->dma_tx.channel != -1) && \
159 struct ks8842_tx_dma_ctl dma_tx; member
424 struct ks8842_tx_dma_ctl *ctl = &adapter->dma_tx; in ks8842_tx_frame_dma()
847 struct ks8842_tx_dma_ctl *ctl = &adapter->dma_tx; in ks8842_dma_tx_cb()
863 struct ks8842_tx_dma_ctl *tx_ctl = &adapter->dma_tx; in ks8842_stop_dma()
885 struct ks8842_tx_dma_ctl *tx_ctl = &adapter->dma_tx; in ks8842_dealloc_dma_bufs()
917 struct ks8842_tx_dma_ctl *tx_ctl = &adapter->dma_tx; in ks8842_alloc_dma_bufs()
990 adapter->dma_tx.channel = -1; in ks8842_open()
1044 if (adapter->dma_tx.adesc) in ks8842_xmit_frame()
1175 adapter->dma_tx.channel = pdata->tx_dma_channel; in ks8842_probe()
[all …]
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| /linux-6.6.21/drivers/i2c/busses/ |
| D | i2c-sh_mobile.c | 135 struct dma_chan *dma_tx; 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()
521 chan = pd->dma_tx = sh_mobile_i2c_request_dma_chan(pd->dev, DMA_MEM_TO_DEV, in sh_mobile_i2c_xfer_dma()
820 if (!IS_ERR(pd->dma_tx)) { in sh_mobile_i2c_release_dma()
821 dma_release_channel(pd->dma_tx); in sh_mobile_i2c_release_dma()
822 pd->dma_tx = ERR_PTR(-EPROBE_DEFER); in sh_mobile_i2c_release_dma()
925 pd->dma_rx = pd->dma_tx = ERR_PTR(-EPROBE_DEFER); in sh_mobile_i2c_probe()
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| /linux-6.6.21/Documentation/devicetree/bindings/serial/ |
| D | brcm,bcm7271-uart.yaml | 40 - const: dma_tx
90 reg-names = "uart", "dma_arb", "dma_rx", "dma_tx", "dma_intr2";
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