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@@ -80,10 +80,6 @@ int serial8250_tx_dma(struct uart_8250_port *p)
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return 0;
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return 0;
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dma->tx_size = CIRC_CNT_TO_END(xmit->head, xmit->tail, UART_XMIT_SIZE);
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dma->tx_size = CIRC_CNT_TO_END(xmit->head, xmit->tail, UART_XMIT_SIZE);
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- if (dma->tx_size < p->port.fifosize) {
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- ret = -EINVAL;
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- goto err;
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- }
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desc = dmaengine_prep_slave_single(dma->txchan,
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desc = dmaengine_prep_slave_single(dma->txchan,
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dma->tx_addr + xmit->tail,
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dma->tx_addr + xmit->tail,
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