| /openbmc/u-boot/test/dm/ |
| H A D | dma.c | 41 struct dma dma_tx, dma_rx; in dm_test_dma() local
52 ut_assertok(dma_get_by_name(dev, "rx0", &dma_rx)); in dm_test_dma()
55 ut_assertok(dma_enable(&dma_rx)); in dm_test_dma()
66 ut_asserteq(len, dma_receive(&dma_rx, &dst_ptr, &meta2)); in dm_test_dma()
70 ut_assertok(dma_disable(&dma_rx)); in dm_test_dma()
73 ut_assertok(dma_free(&dma_rx)); in dm_test_dma()
83 struct dma dma_tx, dma_rx; in dm_test_dma_rx() local
94 ut_assertok(dma_get_by_name(dev, "rx0", &dma_rx)); in dm_test_dma_rx()
97 ut_assertok(dma_enable(&dma_rx)); in dm_test_dma_rx()
115 ut_assertok(dma_disable(&dma_rx)); in dm_test_dma_rx()
[all …]
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| /openbmc/linux/drivers/spi/ |
| H 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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| H A D | spi-bcm2835.c | 690 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()
880 dmaengine_terminate_sync(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()
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()
[all …]
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| H 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()
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()
[all …]
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| H A D | spi-at91-usart.c | 148 if (IS_ERR_OR_NULL(ctlr->dma_rx)) { in at91_usart_spi_configure_dma()
149 if (IS_ERR(ctlr->dma_rx)) { in at91_usart_spi_configure_dma()
150 err = PTR_ERR(ctlr->dma_rx); in at91_usart_spi_configure_dma()
190 if (!IS_ERR_OR_NULL(ctlr->dma_rx)) in at91_usart_spi_configure_dma()
191 dma_release_channel(ctlr->dma_rx); in at91_usart_spi_configure_dma()
193 ctlr->dma_rx = NULL; in at91_usart_spi_configure_dma()
201 if (ctlr->dma_rx) in at91_usart_spi_release_dma()
202 dma_release_channel(ctlr->dma_rx); in at91_usart_spi_release_dma()
209 if (ctlr->dma_rx) in at91_usart_spi_stop_dma()
210 dmaengine_terminate_all(ctlr->dma_rx); in at91_usart_spi_stop_dma()
[all …]
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| H A D | spi-sun6i.c | 226 dmaengine_slave_config(master->dma_rx, &rxconf); in sun6i_spi_prepare_dma()
257 dmaengine_terminate_sync(master->dma_rx); in sun6i_spi_prepare_dma()
264 dma_async_issue_pending(master->dma_rx); in sun6i_spi_prepare_dma()
521 dmaengine_terminate_sync(master->dma_rx); in sun6i_spi_transfer_one()
715 if (IS_ERR(master->dma_rx)) { in sun6i_spi_probe()
721 master->dma_rx = NULL; in sun6i_spi_probe()
724 if (master->dma_tx && master->dma_rx) { in sun6i_spi_probe()
757 if (master->dma_rx) in sun6i_spi_probe()
758 dma_release_channel(master->dma_rx); in sun6i_spi_probe()
775 if (master->dma_rx) in sun6i_spi_remove()
[all …]
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| H A D | spi-rockchip.c | 469 ctlr->dma_rx, in rockchip_spi_prepare_dma()
508 dma_async_issue_pending(ctlr->dma_rx); in rockchip_spi_prepare_dma()
626 dmaengine_pause(ctlr->dma_rx); in rockchip_spi_target_abort()
627 status = dmaengine_tx_status(ctlr->dma_rx, ctlr->dma_rx->cookie, &state); in rockchip_spi_target_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()
[all …]
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| H A D | spi-pic32.c | 309 if (!host->dma_rx || !host->dma_tx) in pic32_spi_dma_transfer()
346 dma_async_issue_pending(host->dma_rx); in pic32_spi_dma_transfer()
352 dmaengine_terminate_all(host->dma_rx); in pic32_spi_dma_transfer()
552 dmaengine_terminate_all(host->dma_rx); in pic32_spi_one_transfer()
612 if (IS_ERR(host->dma_rx)) { in pic32_spi_dma_prep()
618 host->dma_rx = NULL; in pic32_spi_dma_prep()
642 if (host->dma_rx) { in pic32_spi_dma_prep()
643 dma_release_channel(host->dma_rx); in pic32_spi_dma_prep()
644 host->dma_rx = NULL; in pic32_spi_dma_prep()
661 if (pic32s->host->dma_rx) in pic32_spi_dma_unprep()
[all …]
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| H A D | spi-fsl-lpspi.c | 198 if (!controller->dma_rx) in fsl_lpspi_can_dma()
597 dma_async_issue_pending(controller->dma_rx); in fsl_lpspi_dma_transfer()
625 dmaengine_terminate_all(controller->dma_rx); in fsl_lpspi_dma_transfer()
635 dmaengine_terminate_all(controller->dma_rx); in fsl_lpspi_dma_transfer()
645 dmaengine_terminate_all(controller->dma_rx); in fsl_lpspi_dma_transfer()
668 if (controller->dma_rx) { in fsl_lpspi_dma_exit()
669 dma_release_channel(controller->dma_rx); in fsl_lpspi_dma_exit()
670 controller->dma_rx = NULL; in fsl_lpspi_dma_exit()
696 if (IS_ERR(controller->dma_rx)) { in fsl_lpspi_dma_init()
697 ret = PTR_ERR(controller->dma_rx); in fsl_lpspi_dma_init()
[all …]
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| H 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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| H A D | spi-davinci.c | 119 struct dma_chan *dma_rx; member
395 if (dspi->dma_rx && dspi->dma_tx) in davinci_spi_of_setup()
656 dma_async_issue_pending(dspi->dma_rx); in davinci_spi_bufs()
748 if (IS_ERR(dspi->dma_rx)) in davinci_spi_request_dma()
749 return PTR_ERR(dspi->dma_rx); in davinci_spi_request_dma()
753 dma_release_channel(dspi->dma_rx); in davinci_spi_request_dma()
953 dspi->dma_rx = NULL; in davinci_spi_probe()
990 if (dspi->dma_rx) { in davinci_spi_probe()
991 dma_release_channel(dspi->dma_rx); in davinci_spi_probe()
1023 if (dspi->dma_rx) { in davinci_spi_remove()
[all …]
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| H A D | spi-omap2-mcspi.c | 93 struct dma_chan *dma_rx; member
515 dma_async_issue_pending(mcspi_dma->dma_rx); in omap2_mcspi_rx_dma()
1001 if (IS_ERR(mcspi_dma->dma_rx)) { in omap2_mcspi_request_dma()
1002 ret = PTR_ERR(mcspi_dma->dma_rx); in omap2_mcspi_request_dma()
1003 mcspi_dma->dma_rx = NULL; in omap2_mcspi_request_dma()
1012 dma_release_channel(mcspi_dma->dma_rx); in omap2_mcspi_request_dma()
1013 mcspi_dma->dma_rx = NULL; in omap2_mcspi_request_dma()
1032 if (mcspi_dma->dma_rx) { in omap2_mcspi_release_dma()
1033 dma_release_channel(mcspi_dma->dma_rx); in omap2_mcspi_release_dma()
1034 mcspi_dma->dma_rx = NULL; in omap2_mcspi_release_dma()
[all …]
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| H A D | spi-stm32.c | 320 struct dma_chan *dma_rx; member
1261 if (spi->rx_buf && spi->dma_rx) { in stm32_spi_transfer_one_dma()
1270 spi->dma_rx, xfer->rx_sg.sgl, in stm32_spi_transfer_one_dma()
1333 if (spi->dma_rx) in stm32_spi_transfer_one_dma()
1930 if (IS_ERR(spi->dma_rx)) { in stm32_spi_probe()
1931 ret = PTR_ERR(spi->dma_rx); in stm32_spi_probe()
1932 spi->dma_rx = NULL; in stm32_spi_probe()
1938 ctrl->dma_rx = spi->dma_rx; in stm32_spi_probe()
1941 if (spi->dma_tx || spi->dma_rx) in stm32_spi_probe()
1974 if (spi->dma_rx) in stm32_spi_probe()
[all …]
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| H A D | spi-ingenic.c | 179 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()
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| H A D | spi-atmel.c | 588 if (IS_ERR(host->dma_rx)) { in atmel_spi_configure_dma()
589 err = PTR_ERR(host->dma_rx); in atmel_spi_configure_dma()
605 dma_chan_name(host->dma_rx)); in atmel_spi_configure_dma()
609 if (!IS_ERR(host->dma_rx)) in atmel_spi_configure_dma()
610 dma_release_channel(host->dma_rx); in atmel_spi_configure_dma()
614 host->dma_tx = host->dma_rx = NULL; in atmel_spi_configure_dma()
620 if (host->dma_rx) in atmel_spi_stop_dma()
621 dmaengine_terminate_all(host->dma_rx); in atmel_spi_stop_dma()
628 if (host->dma_rx) { in atmel_spi_release_dma()
629 dma_release_channel(host->dma_rx); in atmel_spi_release_dma()
[all …]
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| H A D | spi-qup.c | 401 chan = host->dma_rx; in spi_qup_prep_sg()
421 dmaengine_terminate_all(host->dma_rx); in spi_qup_dma_terminate()
488 dma_async_issue_pending(host->dma_rx); in spi_qup_do_dma()
895 IS_ERR_OR_NULL(host->dma_rx)) in spi_qup_can_dma()
918 if (!IS_ERR_OR_NULL(host->dma_rx)) in spi_qup_release_dma()
919 dma_release_channel(host->dma_rx); in spi_qup_release_dma()
933 host->dma_rx = dma_request_chan(dev, "rx"); in spi_qup_init_dma()
934 if (IS_ERR(host->dma_rx)) in spi_qup_init_dma()
935 return PTR_ERR(host->dma_rx); in spi_qup_init_dma()
954 ret = dmaengine_slave_config(host->dma_rx, rx_conf); in spi_qup_init_dma()
[all …]
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| H A D | spi-imx.c | 241 if (!controller->dma_rx) in spi_imx_can_dma()
1316 if (controller->dma_rx) { in spi_imx_sdma_exit()
1317 dma_release_channel(controller->dma_rx); in spi_imx_sdma_exit()
1318 controller->dma_rx = NULL; in spi_imx_sdma_exit()
1345 if (IS_ERR(controller->dma_rx)) { in spi_imx_sdma_init()
1346 ret = PTR_ERR(controller->dma_rx); in spi_imx_sdma_init()
1348 controller->dma_rx = NULL; in spi_imx_sdma_init()
1444 dma_async_issue_pending(controller->dma_rx); in spi_imx_dma_transfer()
1451 dmaengine_terminate_all(controller->dma_rx); in spi_imx_dma_transfer()
1469 dmaengine_terminate_all(controller->dma_rx); in spi_imx_dma_transfer()
[all …]
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| /openbmc/linux/drivers/mtd/nand/raw/ |
| H A D | intel-nand-controller.c | 119 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()
648 ebu_host->dma_rx = dma_request_chan(dev, "rx"); in ebu_nand_probe()
649 if (IS_ERR(ebu_host->dma_rx)) { in ebu_nand_probe()
650 ret = dev_err_probe(dev, PTR_ERR(ebu_host->dma_rx), in ebu_nand_probe()
652 ebu_host->dma_rx = NULL; in ebu_nand_probe()
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| /openbmc/linux/Documentation/devicetree/bindings/net/ |
| H A D | idt,3243x-emac.yaml | 27 - const: dma_rx
65 reg-names = "emac", "dma_rx", "dma_tx";
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| /openbmc/linux/drivers/net/ethernet/micrel/ |
| H 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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| /openbmc/linux/drivers/net/ethernet/samsung/sxgbe/ |
| H 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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| /openbmc/linux/Documentation/devicetree/bindings/serial/ |
| H 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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| /openbmc/linux/drivers/mmc/host/ |
| H A D | jz4740_mmc.c | 177 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()
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| /openbmc/linux/drivers/i2c/busses/ |
| H A D | i2c-sh_mobile.c | 136 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()
925 pd->dma_rx = pd->dma_tx = ERR_PTR(-EPROBE_DEFER); in sh_mobile_i2c_probe()
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| H A D | i2c-rcar.c | 138 struct dma_chan *dma_rx; member
389 ? priv->dma_rx : priv->dma_tx; in rcar_i2c_cleanup_dma()
424 struct dma_chan *chan = read ? priv->dma_rx : priv->dma_tx; in rcar_i2c_dma()
796 chan = read ? priv->dma_rx : priv->dma_tx; in rcar_i2c_request_dma()
804 priv->dma_rx = chan; in rcar_i2c_request_dma()
816 if (!IS_ERR(priv->dma_rx)) { in rcar_i2c_release_dma()
817 dma_release_channel(priv->dma_rx); in rcar_i2c_release_dma()
818 priv->dma_rx = ERR_PTR(-EPROBE_DEFER); in rcar_i2c_release_dma()
1092 priv->dma_rx = priv->dma_tx = ERR_PTR(-EPROBE_DEFER); in rcar_i2c_probe()
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