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Searched refs:dma_rx_ch (Results 1 – 2 of 2) sorted by relevance

/Linux-v5.4/drivers/spi/
Dspi-au1550.c63 u32 dma_rx_ch; member
370 res = au1xxx_dbdma_put_dest(hw->dma_rx_ch, virt_to_phys(hw->rx), in au1550_spi_dma_txrxb()
380 au1xxx_dbdma_start(hw->dma_rx_ch); in au1550_spi_dma_txrxb()
394 au1xxx_dbdma_stop(hw->dma_rx_ch); in au1550_spi_dma_txrxb()
434 au1xxx_dbdma_stop(hw->dma_rx_ch); in au1550_spi_dma_irq_callback()
438 hw->rx_count = hw->len - au1xxx_get_dma_residue(hw->dma_rx_ch); in au1550_spi_dma_irq_callback()
441 au1xxx_dbdma_reset(hw->dma_rx_ch); in au1550_spi_dma_irq_callback()
826 hw->dma_rx_ch = au1xxx_dbdma_chan_alloc(hw->dma_rx_id, in au1550_spi_probe()
828 if (hw->dma_rx_ch == 0) { in au1550_spi_probe()
834 au1xxx_dbdma_set_devwidth(hw->dma_rx_ch, 8); in au1550_spi_probe()
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/Linux-v5.4/drivers/mtd/nand/raw/
Dstm32_fmc2_nand.c255 struct dma_chan *dma_rx_ch; member
354 if (fmc2->dma_tx_ch && fmc2->dma_rx_ch) { in stm32_fmc2_select_chip()
369 ret = dmaengine_slave_config(fmc2->dma_rx_ch, &dma_cfg); in stm32_fmc2_select_chip()
890 struct dma_chan *dma_ch = fmc2->dma_rx_ch; in stm32_fmc2_xfer()
1578 fmc2->dma_rx_ch = dma_request_slave_channel(fmc2->dev, "rx"); in stm32_fmc2_dma_setup()
1581 if (!fmc2->dma_tx_ch || !fmc2->dma_rx_ch || !fmc2->dma_ecc_ch) { in stm32_fmc2_dma_setup()
1615 if (fmc2->dma_tx_ch && fmc2->dma_rx_ch && fmc2->dma_ecc_ch) { in stm32_fmc2_nand_callbacks_setup()
1957 if (fmc2->dma_rx_ch) in stm32_fmc2_probe()
1958 dma_release_channel(fmc2->dma_rx_ch); in stm32_fmc2_probe()
1979 if (fmc2->dma_rx_ch) in stm32_fmc2_remove()
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