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Searched refs:dma_tx (Results 1 – 25 of 42) sorted by relevance

12

/drivers/spi/
A Dspi-pxa2xx-dma.c98 chan = drv_data->controller->dma_tx; in pxa2xx_spi_dma_prepare_one()
165 dmaengine_terminate_async(drv_data->controller->dma_tx); in pxa2xx_spi_dma_prepare()
173 dma_async_issue_pending(drv_data->controller->dma_tx); in pxa2xx_spi_dma_start()
182 dmaengine_terminate_sync(drv_data->controller->dma_tx); in pxa2xx_spi_dma_stop()
197 if (!controller->dma_tx) in pxa2xx_spi_dma_setup()
203 dma_release_channel(controller->dma_tx); in pxa2xx_spi_dma_setup()
204 controller->dma_tx = NULL; in pxa2xx_spi_dma_setup()
220 if (controller->dma_tx) { in pxa2xx_spi_dma_release()
221 dmaengine_terminate_sync(controller->dma_tx); in pxa2xx_spi_dma_release()
222 dma_release_channel(controller->dma_tx); in pxa2xx_spi_dma_release()
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A Dspi-uniphier.c356 if ((!host->dma_tx && !host->dma_rx) in uniphier_spi_can_dma()
357 || (!host->dma_tx && t->tx_buf) in uniphier_spi_can_dma()
445 host->dma_tx, in uniphier_spi_transfer_one_dma()
458 dma_async_issue_pending(host->dma_tx); in uniphier_spi_transfer_one_dma()
717 if (IS_ERR_OR_NULL(host->dma_tx)) { in uniphier_spi_probe()
722 host->dma_tx = NULL; in uniphier_spi_probe()
765 if (!IS_ERR_OR_NULL(host->dma_tx)) { in uniphier_spi_probe()
766 dma_release_channel(host->dma_tx); in uniphier_spi_probe()
767 host->dma_tx = NULL; in uniphier_spi_probe()
783 if (host->dma_tx) in uniphier_spi_remove()
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A Dspi-bcm2835.c617 dmaengine_terminate_async(ctlr->dma_tx); in bcm2835_spi_dma_rx_done()
688 chan = ctlr->dma_tx; in bcm2835_spi_prepare_sg()
809 dma_async_issue_pending(ctlr->dma_tx); in bcm2835_spi_transfer_one_dma()
823 dmaengine_terminate_sync(ctlr->dma_tx); in bcm2835_spi_transfer_one_dma()
867 if (ctlr->dma_tx) { in bcm2835_dma_release()
868 dmaengine_terminate_sync(ctlr->dma_tx); in bcm2835_dma_release()
879 dma_release_channel(ctlr->dma_tx); in bcm2835_dma_release()
880 ctlr->dma_tx = NULL; in bcm2835_dma_release()
909 if (IS_ERR(ctlr->dma_tx)) { in bcm2835_dma_init()
912 ctlr->dma_tx = NULL; in bcm2835_dma_init()
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A Dspi-at91-usart.c134 ctlr->dma_tx = dma_request_chan(dev, "tx"); in at91_usart_spi_configure_dma()
135 if (IS_ERR(ctlr->dma_tx)) { in at91_usart_spi_configure_dma()
136 err = PTR_ERR(ctlr->dma_tx); in at91_usart_spi_configure_dma()
174 if (!IS_ERR_OR_NULL(ctlr->dma_tx)) in at91_usart_spi_configure_dma()
175 dma_release_channel(ctlr->dma_tx); in at91_usart_spi_configure_dma()
178 ctlr->dma_tx = NULL; in at91_usart_spi_configure_dma()
189 if (ctlr->dma_tx) in at91_usart_spi_release_dma()
190 dma_release_channel(ctlr->dma_tx); in at91_usart_spi_release_dma()
197 if (ctlr->dma_tx) in at91_usart_spi_stop_dma()
198 dmaengine_terminate_all(ctlr->dma_tx); in at91_usart_spi_stop_dma()
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A Dspi-sun6i.c248 dmaengine_slave_config(host->dma_tx, &txconf); in sun6i_spi_prepare_dma()
250 txdesc = dmaengine_prep_slave_sg(host->dma_tx, in sun6i_spi_prepare_dma()
269 dma_async_issue_pending(host->dma_tx); in sun6i_spi_prepare_dma()
523 dmaengine_terminate_sync(host->dma_tx); in sun6i_spi_transfer_one()
705 if (IS_ERR(host->dma_tx)) { in sun6i_spi_probe()
712 host->dma_tx = NULL; in sun6i_spi_probe()
725 if (host->dma_tx && host->dma_rx) { in sun6i_spi_probe()
761 if (host->dma_tx) in sun6i_spi_probe()
762 dma_release_channel(host->dma_tx); in sun6i_spi_probe()
774 if (host->dma_tx) in sun6i_spi_remove()
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A Dspi-pic32.c309 if (!host->dma_rx || !host->dma_tx) in pic32_spi_dma_transfer()
347 dma_async_issue_pending(host->dma_tx); in pic32_spi_dma_transfer()
553 dmaengine_terminate_all(host->dma_tx); in pic32_spi_one_transfer()
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()
648 dma_release_channel(host->dma_tx); in pic32_spi_dma_prep()
649 host->dma_tx = NULL; in pic32_spi_dma_prep()
664 if (pic32s->host->dma_tx) in pic32_spi_dma_unprep()
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A Dspi-fsl-lpspi.c607 dmaengine_terminate_all(controller->dma_tx); in fsl_lpspi_dma_transfer()
615 dma_async_issue_pending(controller->dma_tx); in fsl_lpspi_dma_transfer()
628 dmaengine_terminate_all(controller->dma_tx); in fsl_lpspi_dma_transfer()
638 dmaengine_terminate_all(controller->dma_tx); in fsl_lpspi_dma_transfer()
648 dmaengine_terminate_all(controller->dma_tx); in fsl_lpspi_dma_transfer()
677 if (controller->dma_tx) { in fsl_lpspi_dma_exit()
678 dma_release_channel(controller->dma_tx); in fsl_lpspi_dma_exit()
679 controller->dma_tx = NULL; in fsl_lpspi_dma_exit()
691 if (IS_ERR(controller->dma_tx)) { in fsl_lpspi_dma_init()
692 ret = PTR_ERR(controller->dma_tx); in fsl_lpspi_dma_init()
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A Dspi-rockchip.c295 dmaengine_terminate_async(ctlr->dma_tx); in rockchip_spi_handle_err()
496 ctlr->dma_tx, in rockchip_spi_prepare_dma()
524 dma_async_issue_pending(ctlr->dma_tx); in rockchip_spi_prepare_dma()
664 dmaengine_terminate_sync(ctlr->dma_tx); in rockchip_spi_target_abort()
873 if (IS_ERR(ctlr->dma_tx)) { in rockchip_spi_probe()
879 ctlr->dma_tx = NULL; in rockchip_spi_probe()
892 if (ctlr->dma_tx && ctlr->dma_rx) { in rockchip_spi_probe()
924 if (ctlr->dma_tx) in rockchip_spi_probe()
925 dma_release_channel(ctlr->dma_tx); in rockchip_spi_probe()
944 if (ctlr->dma_tx) in rockchip_spi_remove()
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A Dspi-ep93xx.c92 struct dma_chan *dma_tx; member
299 chan = espi->dma_tx; in ep93xx_spi_dma_prepare()
383 chan = espi->dma_tx; in ep93xx_spi_dma_finish()
427 dma_async_issue_pending(espi->dma_tx); in ep93xx_spi_dma_transfer()
588 espi->dma_tx = dma_request_chan(dev, "tx"); in ep93xx_spi_setup_dma()
589 if (IS_ERR(espi->dma_tx)) { in ep93xx_spi_setup_dma()
590 ret = dev_err_probe(dev, PTR_ERR(espi->dma_tx), "tx DMA setup failed"); in ep93xx_spi_setup_dma()
611 if (espi->dma_tx) { in ep93xx_spi_release_dma()
612 dma_release_channel(espi->dma_tx); in ep93xx_spi_release_dma()
A Dspi-omap2-mcspi.c94 struct dma_chan *dma_tx; member
441 dma_async_issue_pending(mcspi_dma->dma_tx); in omap2_mcspi_tx_dma()
656 dmaengine_terminate_sync(mcspi_dma->dma_tx); in omap2_mcspi_txrx_dma()
1022 if (IS_ERR(mcspi_dma->dma_tx)) { in omap2_mcspi_request_dma()
1023 ret = PTR_ERR(mcspi_dma->dma_tx); in omap2_mcspi_request_dma()
1024 mcspi_dma->dma_tx = NULL; in omap2_mcspi_request_dma()
1049 if (mcspi_dma->dma_tx) { in omap2_mcspi_release_dma()
1050 dma_release_channel(mcspi_dma->dma_tx); in omap2_mcspi_release_dma()
1051 mcspi_dma->dma_tx = NULL; in omap2_mcspi_release_dma()
1341 if (!mcspi_dma->dma_rx || !mcspi_dma->dma_tx) in omap2_mcspi_can_dma()
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A Dspi-davinci.c120 struct dma_chan *dma_tx; member
395 if (dspi->dma_rx && dspi->dma_tx) in davinci_spi_of_setup()
622 dmaengine_slave_config(dspi->dma_tx, &dma_tx_conf); in davinci_spi_bufs()
640 txdesc = dmaengine_prep_slave_sg(dspi->dma_tx, in davinci_spi_bufs()
658 dma_async_issue_pending(dspi->dma_tx); in davinci_spi_bufs()
757 dspi->dma_tx = dma_request_chan(sdev, "tx"); in davinci_spi_request_dma()
758 if (IS_ERR(dspi->dma_tx)) { in davinci_spi_request_dma()
760 return PTR_ERR(dspi->dma_tx); in davinci_spi_request_dma()
957 dspi->dma_tx = NULL; in davinci_spi_probe()
998 dma_release_channel(dspi->dma_tx); in davinci_spi_probe()
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A Dspi-sh-msiof.c674 dma_sync_single_for_device(p->ctlr->dma_tx->device->dev, in sh_msiof_dma_once()
676 desc_tx = dmaengine_prep_slave_single(p->ctlr->dma_tx, in sh_msiof_dma_once()
714 dma_async_issue_pending(p->ctlr->dma_tx); in sh_msiof_dma_once()
764 dmaengine_terminate_sync(p->ctlr->dma_tx); in sh_msiof_dma_once()
848 while (ctlr->dma_tx && len > 15) { in sh_msiof_transfer_one()
1123 if (!ctlr->dma_tx) in sh_msiof_request_dma()
1139 tx_dev = ctlr->dma_tx->device->dev; in sh_msiof_request_dma()
1163 dma_release_channel(ctlr->dma_tx); in sh_msiof_request_dma()
1164 ctlr->dma_tx = NULL; in sh_msiof_request_dma()
1172 if (!ctlr->dma_tx) in sh_msiof_release_dma()
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A Dspi-stm32.c367 struct dma_chan *dma_tx; member
856 if (spi->cur_usedma && spi->dma_tx) in stm32fx_spi_disable()
899 if (spi->cur_usedma && spi->dma_tx) in stm32h7_spi_disable()
1617 if (spi->tx_buf && spi->dma_tx) { in stm32_spi_transfer_one_dma()
2407 if (IS_ERR(spi->dma_tx)) { in stm32_spi_probe()
2408 ret = PTR_ERR(spi->dma_tx); in stm32_spi_probe()
2409 spi->dma_tx = NULL; in stm32_spi_probe()
2415 ctrl->dma_tx = spi->dma_tx; in stm32_spi_probe()
2430 if (spi->dma_tx || spi->dma_rx) in stm32_spi_probe()
2494 if (spi->dma_tx) in stm32_spi_probe()
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A Dspi-ingenic.c185 tx_desc = spi_ingenic_prepare_dma(ctlr, ctlr->dma_tx, in spi_ingenic_dma_tx()
194 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()
354 ctlr->dma_tx = chan; in spi_ingenic_request_dma()
370 if (ctlr->dma_tx) in spi_ingenic_release_dma()
371 dma_release_channel(ctlr->dma_tx); in spi_ingenic_release_dma()
A Dspi-atmel.c578 if (IS_ERR(host->dma_tx)) { in atmel_spi_configure_dma()
579 err = PTR_ERR(host->dma_tx); in atmel_spi_configure_dma()
601 dma_chan_name(host->dma_tx), in atmel_spi_configure_dma()
608 if (!IS_ERR(host->dma_tx)) in atmel_spi_configure_dma()
609 dma_release_channel(host->dma_tx); in atmel_spi_configure_dma()
611 host->dma_tx = host->dma_rx = NULL; in atmel_spi_configure_dma()
619 if (host->dma_tx) in atmel_spi_stop_dma()
620 dmaengine_terminate_all(host->dma_tx); in atmel_spi_stop_dma()
629 if (host->dma_tx) { in atmel_spi_release_dma()
630 dma_release_channel(host->dma_tx); in atmel_spi_release_dma()
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A Dspi-qup.c424 chan = host->dma_tx; in spi_qup_prep_sg()
444 dmaengine_terminate_all(host->dma_tx); in spi_qup_dma_terminate()
528 dma_async_issue_pending(host->dma_tx); in spi_qup_do_dma()
932 IS_ERR_OR_NULL(host->dma_tx)) in spi_qup_can_dma()
949 if (!IS_ERR_OR_NULL(host->dma_tx)) in spi_qup_release_dma()
950 dma_release_channel(host->dma_tx); in spi_qup_release_dma()
966 host->dma_tx = dma_request_chan(dev, "tx"); in spi_qup_init_dma()
967 if (IS_ERR(host->dma_tx)) { in spi_qup_init_dma()
968 ret = PTR_ERR(host->dma_tx); in spi_qup_init_dma()
989 ret = dmaengine_slave_config(host->dma_tx, tx_conf); in spi_qup_init_dma()
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A Dspi-rspi.c569 desc_tx = dmaengine_prep_slave_sg(rspi->ctlr->dma_tx, tx->sgl, in rspi_dma_transfer()
609 dma_async_issue_pending(rspi->ctlr->dma_tx); in rspi_dma_transfer()
616 dmaengine_synchronize(rspi->ctlr->dma_tx); in rspi_dma_transfer()
625 dmaengine_terminate_sync(rspi->ctlr->dma_tx); in rspi_dma_transfer()
1144 ctlr->dma_tx = rspi_request_dma_chan(dev, DMA_MEM_TO_DEV, dma_tx_id, in rspi_request_dma()
1146 if (!ctlr->dma_tx) in rspi_request_dma()
1152 dma_release_channel(ctlr->dma_tx); in rspi_request_dma()
1153 ctlr->dma_tx = NULL; in rspi_request_dma()
1164 if (ctlr->dma_tx) in rspi_release_dma()
1165 dma_release_channel(ctlr->dma_tx); in rspi_release_dma()
/drivers/mmc/host/
A Djz4740_mmc.c179 struct dma_chan *dma_tx; member
223 dma_release_channel(host->dma_tx); in jz4740_mmc_release_dma_channels()
232 host->dma_tx = dma_request_chan(dev, "tx-rx"); in jz4740_mmc_acquire_dma_channels()
233 if (!IS_ERR(host->dma_tx)) in jz4740_mmc_acquire_dma_channels()
236 if (PTR_ERR(host->dma_tx) != -ENODEV) { in jz4740_mmc_acquire_dma_channels()
238 return PTR_ERR(host->dma_tx); in jz4740_mmc_acquire_dma_channels()
242 if (IS_ERR(host->dma_tx)) { in jz4740_mmc_acquire_dma_channels()
244 return PTR_ERR(host->dma_tx); in jz4740_mmc_acquire_dma_channels()
250 dma_release_channel(host->dma_tx); in jz4740_mmc_acquire_dma_channels()
258 if (host->dma_tx) { in jz4740_mmc_acquire_dma_channels()
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A Domap.c134 struct dma_chan *dma_tx; member
423 c = host->dma_tx; in mmc_omap_release_dma()
1007 c = host->dma_tx; in mmc_omap_prepare_data()
1087 host->dma_tx : host->dma_rx; in mmc_omap_start_request()
1445 if (IS_ERR(host->dma_tx)) { in mmc_omap_probe()
1446 ret = PTR_ERR(host->dma_tx); in mmc_omap_probe()
1450 host->dma_tx = NULL; in mmc_omap_probe()
1458 if (host->dma_tx) in mmc_omap_probe()
1506 if (host->dma_tx) in mmc_omap_probe()
1507 dma_release_channel(host->dma_tx); in mmc_omap_probe()
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A Ddavinci_mmc.c184 struct dma_chan *dma_tx; member
384 sync_dev = host->dma_tx; in davinci_abort_dma()
404 chan = host->dma_tx; in mmc_davinci_send_dma_request()
405 dmaengine_slave_config(host->dma_tx, &dma_tx_conf); in mmc_davinci_send_dma_request()
407 desc = dmaengine_prep_slave_sg(host->dma_tx, in mmc_davinci_send_dma_request()
480 dma_release_channel(host->dma_tx); in davinci_release_dma_channels()
486 host->dma_tx = dma_request_chan(mmc_dev(host->mmc), "tx"); in davinci_acquire_dma_channels()
487 if (IS_ERR(host->dma_tx)) { in davinci_acquire_dma_channels()
489 return PTR_ERR(host->dma_tx); in davinci_acquire_dma_channels()
495 dma_release_channel(host->dma_tx); in davinci_acquire_dma_channels()
/drivers/mtd/nand/raw/
A Dintel-nand-controller.c118 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()
/drivers/net/ethernet/micrel/
A Dks8842.c147 #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()
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/drivers/net/ethernet/samsung/sxgbe/
A Dsxgbe_dma.c44 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()
/drivers/i2c/busses/
A Di2c-sh_mobile.c136 struct dma_chan *dma_tx; member
449 ? pd->dma_rx : pd->dma_tx; in sh_mobile_i2c_cleanup_dma()
512 struct dma_chan *chan = read ? pd->dma_rx : pd->dma_tx; in sh_mobile_i2c_xfer_dma()
522 chan = pd->dma_tx = sh_mobile_i2c_request_dma_chan(pd->dev, DMA_MEM_TO_DEV, in sh_mobile_i2c_xfer_dma()
815 if (!IS_ERR(pd->dma_tx)) { in sh_mobile_i2c_release_dma()
816 dma_release_channel(pd->dma_tx); in sh_mobile_i2c_release_dma()
817 pd->dma_tx = ERR_PTR(-EPROBE_DEFER); in sh_mobile_i2c_release_dma()
920 pd->dma_rx = pd->dma_tx = ERR_PTR(-EPROBE_DEFER); in sh_mobile_i2c_probe()
/drivers/net/ethernet/calxeda/
A Dxgmac.c360 struct xgmac_dma_desc *dma_tx; member
750 priv->dma_tx = dma_alloc_coherent(priv->device, in xgmac_dma_desc_rings_init()
755 if (!priv->dma_tx) in xgmac_dma_desc_rings_init()
760 priv->dma_rx, priv->dma_tx, in xgmac_dma_desc_rings_init()
822 p = priv->dma_tx + i; in xgmac_free_tx_skbufs()
843 if (priv->dma_tx) { in xgmac_free_dma_desc_rings()
846 priv->dma_tx, priv->dma_tx_phy); in xgmac_free_dma_desc_rings()
847 priv->dma_tx = NULL; in xgmac_free_dma_desc_rings()
1092 desc = priv->dma_tx + entry; in xgmac_xmit()
1115 desc = priv->dma_tx + entry; in xgmac_xmit()
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