Searched refs:tx_addr (Results 1 - 2 of 2) sorted by relevance
/device/soc/rockchip/common/sdk_linux/drivers/tty/serial/8250/ |
H A D | 8250_dma.c | 28 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()
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H A D | 8250.h | 40 dma_addr_t tx_addr; member
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