| /Linux-v5.10/drivers/mfd/ |
| D | stm32-timers.c | 183 ddata->dma.chans[i] = dma_request_chan(dev, name); in stm32_timers_dma_probe()
185 ddata->dma.chans[STM32_TIMERS_DMA_UP] = dma_request_chan(dev, "up"); in stm32_timers_dma_probe()
186 ddata->dma.chans[STM32_TIMERS_DMA_TRIG] = dma_request_chan(dev, "trig"); in stm32_timers_dma_probe()
187 ddata->dma.chans[STM32_TIMERS_DMA_COM] = dma_request_chan(dev, "com"); in stm32_timers_dma_probe()
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| /Linux-v5.10/drivers/crypto/qce/ |
| D | dma.c | 15 dma->txchan = dma_request_chan(dev, "tx"); in qce_dma_request()
19 dma->rxchan = dma_request_chan(dev, "rx"); in qce_dma_request()
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| /Linux-v5.10/drivers/i2c/busses/ |
| D | i2c-stm32.c | 26 dma->chan_tx = dma_request_chan(dev, "tx"); in stm32_i2c_dma_request()
47 dma->chan_rx = dma_request_chan(dev, "rx"); in stm32_i2c_dma_request()
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| D | i2c-at91-master.c | 771 dma->chan_tx = dma_request_chan(dev->dev, "tx"); in at91_twi_configure_dma()
778 dma->chan_rx = dma_request_chan(dev->dev, "rx"); in at91_twi_configure_dma()
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| /Linux-v5.10/drivers/iio/buffer/ |
| D | industrialio-buffer-dmaengine.c | 175 chan = dma_request_chan(dev, channel); in iio_dmaengine_buffer_alloc()
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| /Linux-v5.10/include/linux/ |
| D | dmaengine.h | 1476 struct dma_chan *dma_request_chan(struct device *dev, const char *name);
1504 static inline struct dma_chan *dma_request_chan(struct device *dev, in dma_request_chan() function
1576 struct dma_chan *ch = dma_request_chan(dev, name); in dma_request_slave_channel()
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| /Linux-v5.10/drivers/spi/ |
| D | spi-at91-usart.c | 135 ctlr->dma_tx = dma_request_chan(dev, "tx"); in at91_usart_spi_configure_dma()
148 ctlr->dma_rx = dma_request_chan(dev, "rx"); in at91_usart_spi_configure_dma()
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| D | spi-img-spfi.c | 615 spfi->tx_ch = dma_request_chan(spfi->dev, "tx"); in img_spfi_probe()
623 spfi->rx_ch = dma_request_chan(spfi->dev, "rx"); in img_spfi_probe()
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| D | spi-rockchip.c | 748 ctlr->dma_tx = dma_request_chan(rs->dev, "tx"); in rockchip_spi_probe()
759 ctlr->dma_rx = dma_request_chan(rs->dev, "rx"); in rockchip_spi_probe()
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| D | spi-stm32-qspi.c | 505 qspi->dma_chrx = dma_request_chan(dev, "rx"); in stm32_qspi_dma_setup()
519 qspi->dma_chtx = dma_request_chan(dev, "tx"); in stm32_qspi_dma_setup()
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| D | spi-uniphier.c | 716 master->dma_tx = dma_request_chan(&pdev->dev, "tx"); in uniphier_spi_probe()
734 master->dma_rx = dma_request_chan(&pdev->dev, "rx"); in uniphier_spi_probe()
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| D | spi-pic32.c | 614 master->dma_rx = dma_request_chan(dev, "spi-rx"); in pic32_spi_dma_prep()
625 master->dma_tx = dma_request_chan(dev, "spi-tx"); in pic32_spi_dma_prep()
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| D | spi-davinci.c | 754 dspi->dma_rx = dma_request_chan(sdev, "rx"); in davinci_spi_request_dma()
758 dspi->dma_tx = dma_request_chan(sdev, "tx"); in davinci_spi_request_dma()
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| D | spi-fsl-lpspi.c | 658 controller->dma_tx = dma_request_chan(dev, "tx"); in fsl_lpspi_dma_init()
667 controller->dma_rx = dma_request_chan(dev, "rx"); in fsl_lpspi_dma_init()
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| D | spi-bcm2835.c | 907 ctlr->dma_tx = dma_request_chan(dev, "tx"); in bcm2835_dma_init()
914 ctlr->dma_rx = dma_request_chan(dev, "rx"); in bcm2835_dma_init()
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| D | spi-sprd.c | 555 ss->dma.dma_chan[SPRD_SPI_RX] = dma_request_chan(ss->dev, "rx_chn"); in sprd_spi_dma_request()
560 ss->dma.dma_chan[SPRD_SPI_TX] = dma_request_chan(ss->dev, "tx_chn"); in sprd_spi_dma_request()
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| /Linux-v5.10/drivers/mmc/host/ |
| D | moxart-mmc.c | 611 host->dma_chan_tx = dma_request_chan(dev, "tx"); in moxart_probe()
612 host->dma_chan_rx = dma_request_chan(dev, "rx"); in moxart_probe()
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| D | pxamci.c | 713 host->dma_chan_rx = dma_request_chan(dev, "rx"); in pxamci_probe()
721 host->dma_chan_tx = dma_request_chan(dev, "tx"); in pxamci_probe()
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| D | jz4740_mmc.c | 226 host->dma_tx = dma_request_chan(mmc_dev(host->mmc), "tx"); in jz4740_mmc_acquire_dma_channels()
232 host->dma_rx = dma_request_chan(mmc_dev(host->mmc), "rx"); in jz4740_mmc_acquire_dma_channels()
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| /Linux-v5.10/Documentation/firmware-guide/acpi/ |
| D | enumeration.rst | 74 dma_request_chan() must register itself at the end of the probe function like
115 dma_request_chan() will call xlate_func() for each registered DMA controller.
120 Clients must call dma_request_chan() with the string parameter that corresponds
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| /Linux-v5.10/drivers/usb/musb/ |
| D | ux500_dma.c | 313 dma_request_chan(dev, chan_names[ch_num]); in ux500_dma_controller_start()
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| /Linux-v5.10/arch/powerpc/platforms/512x/ |
| D | mpc512x_lpbfifo.c | 437 lpbfifo.chan = dma_request_chan(&pdev->dev, "rx-tx"); in mpc512x_lpbfifo_probe()
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| /Linux-v5.10/sound/soc/ |
| D | soc-generic-dmaengine-pcm.c | 387 chan = dma_request_chan(dev, name); in dmaengine_pcm_request_chan_of()
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| /Linux-v5.10/Documentation/driver-api/dmaengine/ |
| D | client.rst | 36 To request a channel dma_request_chan() API is used.
42 struct dma_chan *dma_request_chan(struct device *dev, const char *name);
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| /Linux-v5.10/drivers/crypto/ |
| D | omap-des.c | 347 dd->dma_lch_in = dma_request_chan(dd->dev, "rx"); in omap_des_dma_init()
353 dd->dma_lch_out = dma_request_chan(dd->dev, "tx"); in omap_des_dma_init()
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