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Searched refs:tx_addr (Results 1 - 2 of 2) sorted by relevance

/device/soc/rockchip/common/sdk_linux/drivers/tty/serial/8250/
H A D8250_dma.c28 dma_sync_single_for_cpu(dma->txchan->device->dev, dma->tx_addr, UART_XMIT_SIZE, DMA_TO_DEVICE); in _dma_tx_complete()
137 desc = dmaengine_prep_slave_single(dma->txchan, dma->tx_addr + xmit->tail, dma->tx_size, DMA_MEM_TO_DEV, in serial8250_tx_dma()
150 dma_sync_single_for_device(dma->txchan->device->dev, dma->tx_addr, UART_XMIT_SIZE, DMA_TO_DEVICE); in serial8250_tx_dma()
333 dma->tx_addr = dma_map_single(dma->txchan->device->dev, p->port.state->xmit.buf, UART_XMIT_SIZE, DMA_TO_DEVICE); in serial8250_request_dma()
334 if (dma_mapping_error(dma->txchan->device->dev, dma->tx_addr)) { in serial8250_request_dma()
375 dma_unmap_single(dma->txchan->device->dev, dma->tx_addr, UART_XMIT_SIZE, DMA_TO_DEVICE); in serial8250_release_dma()
H A D8250.h40 dma_addr_t tx_addr; member

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